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CommitLineData
a5f061dc
RG
12008-12-31 Uros Bizjak <ubizjak@gmail.com>
2
3 * sched-deps.c (sched_analyze_2) [UNSPEC_VOLATILE]: Flush pending
4 memory loads and stores.
5
62008-12-31 Jakub Jelinek <jakub@redhat.com>
7
8 PR middle-end/38505
9 * tree-ssa-ccp.c (may_propagate_address_into_dereference): Return
10 false if ADDR's operand has incomplete type.
11
12 Revert:
13 2008-12-15 Jakub Jelinek <jakub@redhat.com>
14 PR middle-end/38505
15 * tree-ssa.c (useless_type_conversion_p_1): Return
16 false if inner_type is incomplete and outer_type is complete.
17
182008-12-31 Jakub Jelinek <jakub@redhat.com>
19
20 PR middle-end/38676
21 * gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH
22 only regimplify switch index.
23
242008-12-30 Richard Guenther <rguenther@suse.de>
25
26 PR tree-optimization/38645
27 * tree-ssa-ccp.c (fold_gimple_assign): Use the correct pointer
28 type.
29 * tree-ssa-dom.c (cprop_operand): Simplify. Do not propagate
30 volatileness changing operands.
31
322008-12-30 Steven Bosscher <steven@gcc.gnu.org>
33
34 * tree-cfg.c (verify_eh_throw_stmt_node): Return nonzero,
35 to visit all EH statement and fix EH checking.
36
372008-12-31 Seongbae Park <seongbae.park@gmail.com>
38
39 Revert:
40 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
41 * tree-profile.c (tree_init_ic_make_global_vars): Make static
42 variables TLS.
43
442008-12-30 Andrew Pinski <pinskia@gmail.com>
45
46 PR middle-end/38661
47 * tree-switch-conversion.c (build_constructors): Test for wrapping of
48 pos case.
49
502008-12-30 Steven Bosscher <steven@gcc.gnu.org>
51
52 PR middle-end/38584
53 * ipa-inline.c (compute_inline_parameters): When not optimizing,
54 don't compute the inline parameters, just set them to 0 instead.
55
562008-12-30 Paolo Bonzini <bonzini@gnu.org>
57
58 PR tree-optimization/38572
59 * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges
60 and change them to VARYING.
61
622008-12-30 Richard Guenther <rguenther@suse.de>
63
64 PR middle-end/38564
65 * fold-const.c (fold_comparison): Use the correct result type.
66
672008-12-30 Dorit Nuzman <dorit@il.ibm.com>
68 Ira Rosen <irar@il.ibm.com>
69
70 PR tree-optimization/38529
71 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
72 whose DEF is used in the loop-nest that is being vectorized, but
73 outside the immediately enclosing loop.
74
752008-12-29 Seongbae Park <seongbae.park@gmail.com>
76
77 * tree-profile.c (tree_init_ic_make_global_vars): Make static
78 variables TLS.
79
802008-12-29 Jakub Jelinek <jakub@redhat.com>
81
82 PR c++/36191
83 * tree-complex.c (expand_complex_libcall): Call
84 maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
85 instead of passing true as 3rd argument to gsi_replace.
86
872008-12-28 Uros Bizjak <ubizjak@gmail.com>
88
89 PR middle-end/38652
90 * dse.c: Include target.h.
91 * Makefile.in (dse.o): Depend on $(TARGET_H).
92
932008-12-29 Jakub Jelinek <jakub@redhat.com>
94
95 PR driver/38381
96 * gcc.c (process_command): Accept also -b with configuration name
97 in the next argument.
98 * doc/invoke.texi (-b): Document that no hyphen is required if
99 configuration name is in the next argument after -b.
100
1012008-12-27 Jakub Jelinek <jakub@redhat.com>
102
103 PR middle-end/38641
104 * gimple-pretty-print.c (dump_binary_rhs): Print
105 VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
106 VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
107 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
108 VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
109 to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
110
111 PR middle-end/38633
112 * tree-cfg.c (replace_block_vars_by_duplicates): Only call
113 replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
114
1152008-12-24 Kazu Hirata <kazu@codesourcery.com>
116
117 * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
118 * expr.h: Fix the declaration of block_clear_fn.
119
1202008-12-23 Andrew Pinski <pinski@gmail.com>
121
122 PR middle-end/38590
123 * fold-const.c (fold_binary): Call fold_convert on arguments to
124 fold_build2 for negative divide optimization.
125
1262008-12-23 Jakub Jelinek <jakub@redhat.com>
127
128 PR middle-end/31150
129 * dse.c (struct store_info): Add const_rhs field.
130 (clear_rhs_from_active_local_stores): Clear also const_rhs.
131 (record_store): Try also cselib_expand_value_rtx to get a constant.
132 (find_shift_sequence, get_stored_val): Use const_rhs instead of
133 rhs if worthwhile.
134 * cselib.c (cselib_record_sets): If !cselib_record_memory and
135 there is just one set from read-only MEM, look at REG_EQUAL or
136 REG_EQUIV note.
137
138 * dse.c (struct store_info): Add redundant_reason field.
139 (record_store): When storing the same constant as has been stored by
140 an earlier store, set redundant_reason field to the earlier store's
141 insn_info_t. Don't delete cannot_delete insns.
142 (find_shift_sequence): Remove read_info argument, add read_mode
143 and require_cst arguments. Return early if require_cst and
144 constant wouldn't be returned.
145 (get_stored_val): New function.
146 (replace_read): Use it.
147 (scan_insn): Put even cannot_delete insns with exactly 1 store
148 into active_local_stores.
149 (dse_step1): Don't delete cannot_delete insns. Remove redundant
150 constant stores if contains_cselib_groups and earlier store storing
151 the same value hasn't been eliminated.
152 (dse_step6): Renamed to dse_step7. New function.
153 (dse_step7): Renamed from dse_step6.
154 (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
155 * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
156 into CONST unless really necessary. Handle SUBREG, unary,
157 ternary, bitfield and compares specially, to be able to simplify
158 operations on constants.
159 (expand_loc): Try to optimize LO_SUM.
160
161 * dse.c (get_call_args): New function.
162 (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
163 to get call arguments and if successful and both len and val are
164 constants, handle the call as (mem:BLK) (const_int) store.
165
166 * dse.c (struct store_info): Add is_large bool field, change
167 positions_needed into a union of a bitmask and bitmap + count.
168 (free_store_info): Free bitmap if is_large.
169 (set_usage_bits): Don't look at stores where
170 offset + width >= MAX_OFFSET.
171 (set_position_unneeded, set_all_positions_unneeded,
172 any_positions_needed_p, all_positions_needed_p): New static inline
173 functions.
174 (record_store): Handle BLKmode stores of CONST_INT, if
175 MEM_SIZE is set on the MEM. Use the new positions_needed
176 accessor inlines.
177 (replace_read): Handle reads from BLKmode CONST_INT stores.
178 (check_mem_read_rtx): Use all_positions_needed_p function.
179 (dse_step1): Free large positions_needed bitmaps and clear is_large.
180
181 * dse.c (struct store_info): Change begin and end types to
182 HOST_WIDE_INT.
183
184 * dse.c (record_store): Fix check for unused store.
185
186 * expr.c (block_clear_fn): No longer static.
187 * expr.h (block_clear_fn): Declare.
188 * dse.c (scan_insn): Memset and bzero can just read their arguments.
189
190 * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
191 argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
192 set MEM_SIZE on DESTMEM.
193 (ix86_expand_setmem): Adjust callers.
194
195 PR target/38488
196 * expr.h (get_mem_align_offset): New prototype.
197 * emit-rtl.c (get_mem_align_offset): New function.
198 * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
199 correctly.
200 (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
201 New functions.
202 (ix86_expand_movmem): Optimize if COUNT_EXP
203 is constant, desired_align > align and dst & (desired_align - 1)
204 is computable at compile time.
205 (ix86_expand_setmem): Likewise.
206
207 * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
208 resolved SAVE_EXPR or POINTER_PLUS_EXPR.
209
2102008-12-22 Uros Bizjak <ubizjak@gmail.com>
211
212 * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
213
214 PR target/34571
215 * config/alpha/predicates.md (symbolic_operand): Return 1 for a
216 label_ref with an offset.
217
2182008-12-21 Andrew Pinski <pinskia@gmail.com>
219
220 PR target/38300
221 * configure: Regenerate.
222
2232008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
224
225 * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
226 changing operand 1 to a pmode_register_operand.
227 (mips_lhx, mips_lwx): Likewise.
228 (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
229 * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
230 the value from the argument expression.
231
2322008-12-21 Jan Hubicka <jh@suse.cz>
c95b2534 233 Kai Tietz <kai.tietz@onevision.com>
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234
235 * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
236 (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
237 call_value_1_rex64_ms_sysv): New patterns.
238 * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
239 (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
240
2412008-12-21 Uros Bizjak <ubizjak@gmail.com>
242
243 * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
244 (alpha_reorg): Call alpha_pad_noreturn.
245
2462008-12-21 Denis Chertykov <denisc@overta.ru>
247
248 * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
249
2502008-12-20 Eric Botcazou <ebotcazou@adacore.com>
251
252 PR target/37610
253 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
254 if readelf is nowhere to be found.
255 * configure: Regenerate.
256
2572008-12-19 Andrew Haley <aph@redhat.com>
258
259 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
260 Fix comments.
261
2622008-12-19 Richard Earnshaw <rearnsha@arm.com>
263
264 PR target/38548
265 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
266 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
267
2682008-12-19 Richard Earnshaw <rearnsha@arm.com>
269
270 PR bootstrap/38578
271 * arm.c (load_multiple_sequence): Initialize ORDER array.
272 (store_multiple_sequence): Likewise.
273 (output_move_double): Make reg0 unsigned.
274 (arm_output_epilogue): Make amount unsigned.
275 (arm_expand_prologue): Move declaration of dwarf before block
276 statements.
277
2782008-12-19 Steve Ellcey <sje@cup.hp.com>
279
280 * df-scan.c (df_hard_reg_init): Move declaration of i.
281
2822008-12-19 Jakub Jelinek <jakub@redhat.com>
283
284 PR bootstrap/37739
285 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
286 use rs6000/x-linux-relax snippet if ld is new enough,
287 otherwise use rs6000/x-linux-O1.
288 * config/rs6000/x-linux-relax: New file.
289 * config/x-cflags-O1: New file.
290
2912008-12-18 Joseph Myers <joseph@codesourcery.com>
292
293 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
294 choice of e500 comparison instructions on flag_finite_math_only &&
295 !flag_trapping_math, not flag_unsafe_math_optimizations.
296 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
297 instructions on flag_finite_math_only && !flag_trapping_math, not
298 flag_unsafe_math_optimizations.
299 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
300 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
301 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
302 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
303 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
304 Condition choice of comparison instructions on
305 flag_finite_math_only && !flag_trapping_math, not
306 flag_unsafe_math_optimizations.
307
3082008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
309
310 * configure: Regenerate.
311
3122008-12-18 Jan Hubicka <jh@suse.cz>
c95b2534 313 Kai Tietz <kai.tietz@onevision.com>
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314
315 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
316 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
317 df_invalidated_by_call to invalidated_by_call_regset.
318 * df.h (df_invalidated_by_call): Remove.
319 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
320 New variables.
321 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
322 (globalize_reg): Likewise.
323 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
324 df_byte_lr_alloc): Rename df_invalidated_by_call to
325 invalidated_by_call_regset.
326 * basic-block.h (regs_invalidated_by_call_regset): Declare.
327
3282008-12-18 Jan Hubicka <jh@suse.cz>
c95b2534 329 Kai Tietz <kai.tietz@onevision.com>
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330
331 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
332
3332008-12-18 Jan Hubicka <jh@suse.cz>
c95b2534 334 Kai Tietz <kai.tietz@onevision.com>
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335
336 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
337 function ABI.
338 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
339 do not try to modify call used regs.
340 (ix86_maybe_switch_abi): New function.
341 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
342
c95b2534 3432008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
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344
345 PR rtl-optimization/37922
346 * dse.c (bb_info): Added regs_live field.
347 (look_for_hardregs): New function.
348 (replace_read): Added regs_live parameter and code to check that
349 shift sequence does not clobber live hardregs.
350 (check_mem_read_rtx): Added parameter to replace_read.
351 (dse_step1): Added regs_live bitmap and initialize it.
352 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
353 df_analyze.
354 * df-problems.c Renamed to df_simulate_initialize_backwards.
355 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
356 (df_simulate_artificial_refs_at_top): Renamed to
357 df_simulate_finalize_backwards.
358 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
359 df_simulate_finalize_backwards): New functions.
360 * df.h (df_simulate_artificial_refs_at_end): Renamed to
361 df_simulate_initialize_backwards.
362 (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
363 (df_simulate_artificial_refs_at_top): Renamed to
364 df_simulate_finalize_backwards.
365 (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
366 df_simulate_finalize_backwards): New functions.
367 * ra-conflict.c (global_conflicts): Renamed
368 df_simulate_artificial_refs_at_end to
369 df_simulate_initialize_backwards.
370 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
371 df_simulate_one_insn_backwards.
372 * ifcvt.c (dead_or_predicable): Renamed
373 df_simulate_artificial_refs_at_end to
374 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
375 df_simulate_one_insn_backwards.
376 * recog.c (peephole2_optimize): Ditto.
377 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
378
3792008-12-18 Jakub Jelinek <jakub@redhat.com>
380
381 PR middle-end/38533
382 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
383 (rewrite_expr_tree): Add moved argument, move stmts together if
384 needed. Call remove_visited_stmt_chain.
385 (linearize_expr_tree): Don't move stmts here.
386 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
387 Adjust rewrite_expr_tree caller.
388
389 PR middle-end/38505
390 * tree-ssa.c (useless_type_conversion_p_1): Return
391 false if inner_type is incomplete and outer_type is complete.
392
3932008-12-17 Sebastian Pop <sebastian.pop@amd.com>
394
395 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
396 dependences and the configure options.
397 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
398 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
399
4002008-12-17 H.J. Lu <hongjiu.lu@intel.com>
401
402 PR middle-end/38556
403 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
404 only if REG_PARM_STACK_SPACE is defined.
405
4062008-12-17 Jan Hubicka <jh@suse.cz>
c95b2534 407 Kai Tietz <kai.tietz@onevision.com>
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408
409 * calls.c (expand_call): Do not sibcall if
410 outgoing_reg_parm_stack_space does not match.
411
4122008-12-16 Anatoly Sokolov <aesok@post.ru>
413
414 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
415 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
416 devices.
417 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
418 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
419
c95b2534 4202008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
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421
422 PR target/38842
423 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
424 line.
425
4262008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
427
428 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
429 supports hidden.
430 * configure: Regenerate.
431
4322008-12-16 Richard Earnshaw <rearnsha@arm.com>
433
434 PR target/37436
435 * arm.c (arm_legitimate_index): Only accept addresses that are in
436 canonical form.
437 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
438 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
439 for operand1.
440 (extendqisi2): Likewise.
441 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
442 predicate for operand1.
443
4442008-12-15 Adam Nemet <anemet@caviumnetworks.com>
445
446 * config/mips/mips.c (mips_output_conditional_branch): Assert that
447 openrands[1] is a CODE_LABEL.
448
4492008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
450
451 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
452 the result of mips_prepare_builtin_target.
453
4542008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
455
456 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
457 if TARGET_ABICALLS is true.
458
4592008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
460
461 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
462 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
463
c95b2534 4642008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
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465
466 * config/picochip/picochip.c (picochip_override_options): Disable CFI
467 asm and change the signature of brev and byteSwap functions to use
468 unsigned values.
469 * config/picochip/picochip.md (commsTestPort): This is a complex
470 instruction and should not be vliwed. Don't set insn type.
471
4722008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
473 * config/s390/s390.c (s390_swap_cmp): New function.
474 (s390_non_addr_reg_read_p): New function.
475 (s390_z10_optimize_cmp): New function.
476 (s390_reorg): Added call to s390_optimize_cmp.
477 * config/s390/s390.md (nop1): New insn.
478
4792008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
480
481 PR bootstrap/38383
482 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
483 for the milli.a library.
484
4852008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
c95b2534 486 Peter Bergner <bergner@vnet.ibm.com>
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487
488 PR target/24779
489 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
490 TOC into the call pattern.
491 (call_indirect_aix64): Likewise.
492 (call_value_indirect_aix32): Likewise.
493 (call_value_indirect_aix64): Likewise.
494 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
495 to split off the load of the TOC.
496 (call_indirect_nonlocal_aix32): Enable only after reload.
497 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
498 to split off the load of the TOC.
499 (call_indirect_nonlocal_aix64): Enable only after reload.
500 (call_value_indirect_nonlocal_aix32_internal): New insn and split
501 patterns to split off the load of the TOC.
502 (call_value_indirect_nonlocal_aix32): Enable only after reload.
503 (call_value_indirect_nonlocal_aix64_internal): New insn and split
504 patterns to split off the load of the TOC.
505 (call_value_indirect_nonlocal_aix64): Enable only after reload.
506
5072008-12-12 Andreas Schwab <schwab@suse.de>
508
509 Revert:
510 2008-12-12 Andreas Schwab <schwab@suse.de>
511 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
512 a BARRIER insn.
513
5142008-12-12 Zdenek Dvorak <ook@ucw.cz>
515
516 PR tree-optimization/32044
517 * tree-scalar-evolution.h (expression_expensive_p): Declare.
518 * tree-scalar-evolution.c (expression_expensive_p): New function.
519 (scev_const_prop): Avoid introducing expensive expressions.
520 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
521
5222008-12-12 Sebastian Pop <sebastian.pop@amd.com>
523
524 PR middle-end/38409
525 * graphite.c (nb_reductions_in_loop): Use simple_iv.
526
5272008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
528
529 * config/i386/x86intrin.h: New header file to support all x86
530 intrinsics
531 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
532
5332008-12-12 H.J. Lu <hongjiu.lu@intel.com>
534
535 PR target/38402
536 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
537 constraints for x86.
538
5392008-12-12 Andreas Schwab <schwab@suse.de>
540
541 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
542 a BARRIER insn.
543
5442008-12-12 Uros Bizjak <ubizjak@gmail.com>
545
546 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
547 Use Pmode for scratch reg.
548 (*mb_internal): Use (match_dup 0) for unspec operand.
549
5502008-12-12 Alexandre Oliva <aoliva@redhat.com>
551
552 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
553 floor_log2 of zero. Negate widened zero.
554
5552008-12-12 Ben Elliston <bje@au.ibm.com>
556
557 * config/fp-bit.c (nan): Rename from this ...
558 (makenan): ... to this.
559
5602008-12-11 Adam Nemet <anemet@caviumnetworks.com>
561
562 * config/mips/mips.md (*branch_bit<bbv><mode>,
563 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
564 label becomes operands[1].
565
5662008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
567
568 PR tree-optimization/38446
569 * graphite.c (register_bb_in_sese): New.
570 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
571 looking at the bbs in the region.
572 * graphite.h (sese): Add region_basic_blocks pointer set to
573 structure and initialize at the time of defining new scop.
574
5752008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
576
577 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
578 (find_params_in_bb): Do not free data refs.
579 (free_graphite_bb): Add FIXME on disabled free_data_refs.
580
5812008-12-11 Sebastian Pop <sebastian.pop@amd.com>
582
583 * graphite.c (struct ivtype_map_elt): New.
584 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
585 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
586 gcc_type_for_cloog_iv): New.
587 (loop_iv_stack_patch_for_consts): Use the type of the induction
588 variable from the original loop, except for the automatically
589 generated loops, i.e., in the case of a strip-mined loop, in
590 which case there is no original loop: in that case just use
591 integer_type_node.
592 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
593 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
594 (clast_name_to_gcc): Accept params to be NULL.
595 (clast_to_gcc_expression): Take an extra parameter for the type.
596 Convert to that type all the expressions built by this function.
597 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
598 (graphite_translate_clast_equation): Compute the type of the
599 clast_equation before translating its LHS and RHS.
600 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
601 (graphite_create_new_loop): Compute the type of the induction
602 variable before translating the lower and upper bounds and before
603 creating the induction variable.
604 (rename_variables_from_edge, rename_phis_end_scop): New.
605 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
606 (sese_add_exit_phis_edge): Do not use integer_zero_node.
607 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
608 compute_cloog_iv_types): New.
609 (gloog): Call compute_cloog_iv_types before starting the
610 translation of the clast.
611
612 * graphite.h (struct graphite_bb): New field cloog_iv_types.
613 (GBB_CLOOG_IV_TYPES): New.
614 (debug_ivtype_map): Declared.
615 (oldiv_for_loop): New.
616
6172008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
618
619 PR middle-end/38459
620 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
621 (param_index): Assert if parameter is not know after parameter
622 detection.
623 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
624 (find_scop_parameters): Mark, that we have finished parameter
625 detection.
626 (graphite_transform_loops): Move condition detection before parameter
627 detection.
628 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
629
6302008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
631
632 PR testsuite/35677
633 * emutls.c (__emutls_get_address): Make sure offset is really zero
634 before initializing the object's offset.
635
6362008-12-11 Jakub Jelinek <jakub@redhat.com>
637
638 PR c++/38253
639 * gimplify.c (gimplify_init_constructor): Don't force constructor
640 into memory if there is just one nonzero element.
641
6422008-12-11 Sebastian Pop <sebastian.pop@amd.com>
643
644 Fix testsuite/gfortran.dg/graphite/id-4.f90.
645 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
646 when not needed.
647
6482008-12-11 Sebastian Pop <sebastian.pop@amd.com>
649
650 * graphite.c (build_scops_1): Initialize open_scop.exit
651 and sinfo.last.
652
6532008-12-11 Sebastian Pop <sebastian.pop@amd.com>
654 Jan Sjodin <jan.sjodin@amd.com>
655 Harsha Jagasia <harsha.jagasia@amd.com>
656
657 PR middle-end/37852
658 PR middle-end/37883
659 PR middle-end/37928
660 PR middle-end/37980
661 PR middle-end/38038
662 PR middle-end/38039
663 PR middle-end/38073
664 PR middle-end/38083
665 PR middle-end/38125
666
667 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
668 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
669 ... here.
670 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
671 * Makefile.in (graphite.o): Depend on value-prof.h.
672 (graphite.o-warn): Removed -Wno-error.
673 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
674 to be a NULL pointer. Call update_stmt. Return the newly created
675 cannonical induction variable.
676
677 * graphite.h (debug_rename_map): Declared. Fix some comments.
678
679 * graphite.c: Reimplement the code generation from graphite to gimple.
680 Include value-prof.h.
681 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
682 (get_old_iv_from_ssa_name): Removed.
683 (graphite_stmt_p): New.
684 (new_graphite_bb): Test for useful statements before building a
685 graphite statement for the basic block.
686 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
687 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
688 (recompute_all_dominators, graphite_verify,
689 nb_reductions_in_loop, graphite_loop_normal_form): New.
690 (scop_record_loop): Call graphite_loop_normal_form.
691 (build_scop_loop_nests): Iterate over all the blocks of the
692 function instead of relying on the incomplete information from
693 SCOP_BBS. Return the success of the operation.
694 (find_params_in_bb): Use the data from GBB_DATA_REFS.
695 (add_bb_domains): Removed.
696 (build_loop_iteration_domains): Don't call add_bb_domains.
697 Add the iteration domain only to the basic blocks that have been
698 translated to graphite.
699 (build_scop_conditions_1): Add constraints only if the basic
700 block have been translated to graphite.
701 (build_scop_data_accesses): Completely disabled until data
702 dependence is correctly implemented.
703 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
704 (remove_all_edges_1, remove_all_edges): Removed.
705 (get_new_name_from_old_name): New.
706 (graphite_rename_variables_in_stmt): Renamed.
707 rename_variables_in_stmt. Call get_new_name_from_old_name.
708 Use replace_exp and update_stmt.
709 (is_old_iv): Renamed is_iv.
710 (expand_scalar_variables_stmt): Extra parameter for renaming map.
711 Use replace_exp and update_stmt.
712 (expand_scalar_variables_expr): Same. Use the map to get the
713 new names for the renaming of induction variables and for the
714 renaming of variables after a basic block has been copied.
715 (expand_scalar_variables): Same.
716 (graphite_rename_variables): Renamed rename_variables.
717 (move_phi_nodes): Removed.
718 (get_false_edge_from_guard_bb): New.
719 (build_iv_mapping): Do not insert the induction variable of a
720 loop in the renaming iv map if the basic block does not belong
721 to that loop.
722 (register_old_new_names, graphite_copy_stmts_from_block,
723 copy_bb_and_scalar_dependences): New.
724 (translate_clast): Heavily reimplemented: copy basic blocks,
725 do not move them. Finally, in call cleanup_tree_cfg in gloog.
726 At each translation step call graphite_verify ensuring the
727 consistency of the SSA, loops and dominators information.
728 (collect_virtual_phis, find_vdef_for_var_in_bb,
729 find_vdef_for_var_1, find_vdef_for_var,
730 patch_phis_for_virtual_defs): Removed huge hack.
731 (mark_old_loops, remove_dead_loops, skip_phi_defs,
732 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
733 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
734 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
735 if_region_get_condition_block, if_region_set_false_region,
736 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
737 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
738 sese_add_exit_phis_edge, sese_add_exit_phis_var,
739 rewrite_into_sese_closed_ssa): New.
740 (gloog): Remove dead code. Early return if code cannot be
741 generated. Call cleanup_tree_cfg once the scop has been code
742 generated.
743 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
744 block loops with less than two loops.
745 (graphite_apply_transformations): Remove the call to
746 scop_remove_ignoreable_gbbs.
747 (limit_scops): When build_scop_loop_nests fails, continue on next
748 scop. Fix open_scop.entry.
749 (graphite_transform_loops): Call recompute_all_dominators: force the
750 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
751 Call initialize_original_copy_tables and free_original_copy_tables
752 to be able to copy basic blocks during code generation.
753 When build_scop_loop_nests fails, continue on next scop.
754 (value_clast): New union.
755 (clast_to_gcc_expression): Fix type cast warning.
756
7572008-12-10 Richard Guenther <rguenther@suse.de>
758
759 PR tree-optimization/36792
760 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
761 tcc_binary.
762
7632008-12-10 Daniel Berlin <dberlin@dberlin.org>
764
765 PR tree-optimization/36792
766 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
767
7682008-12-10 Alexandre Oliva <aoliva@redhat.com>
769
770 PR target/37033
771 * dwarf2out.c (saved_do_cfi_asm): New.
772 (dwarf2out_do_frame): Take it into account.
773 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
774
7752008-12-10 Alexandre Oliva <aoliva@redhat.com>
776
777 PR middle-end/38271
778 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
779 variables initialized from SRAed bit fields.
780
c95b2534 7812008-12-10 Martin Guy <martinwguy@yahoo.it>
a5f061dc
RG
782
783 PR target/37668
784 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
785 result will be in an FPU register.
786
7872008-12-10 Eric Botcazou <ebotcazou@adacore.com>
788
789 PR target/37170
790 PR target/38448
791 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
792 on the associated SYMBOL_REF_DECL node, if any.
793
c95b2534 7942008-12-09 David Daney <ddaney@caviumnetworks.com>
a5f061dc
RG
795
796 * config/mips/sync.md (sync_<optab>_12): Replace
797 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
798 (sync_old_<optab>_12): Remove third paramater to
799 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
800 with MIPS_SYNC_OLD_OP_12_AND.
801 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
802 with MIPS_SYNC_NEW_OP_12_AND.
803 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
804 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
805 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
806 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
807 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
808 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
809 MIPS_SYNC_NEW_OP_12_XOR.
810 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
811 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
812 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
813 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
814 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
815 to implement new __sync_nand semantics.
816 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
817 remove third parameter.
818 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
819 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
820 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
821 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
822 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
823 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
824 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
825 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
826
8272008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
828
829 * graphite.c (graphite_transform_loops): Always call find_transform ()
830 in ENABLE_CHECKING. So we test these code paths, even if we do not
831 generate code.
832
8332008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
834
835 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
836
8372008-12-09 Jakub Jelinek <jakub@redhat.com>
838
839 PR middle-end/38454
840 * function.h (struct function): Add always_inline_functions_inlined.
841 * ipa-inline.c (cgraph_early_inlining): Set it to true.
842 * tree-optimize.c (execute_fixup_cfg): Likewise.
843 * builtins.c (avoid_folding_inline_builtin): New function.
844 (fold_call_expr): Don't optimize always_inline builtins before
845 inlining.
846 (fold_call_stmt): Likewise.
847 (fold_builtin_call_array): Likewise. Don't call
848 fold_builtin_varargs for BUILT_IN_MD builtins.
849
850 PR tree-optimization/37416
851 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
852
8532008-12-09 Janis Johnson <janis187@us.ibm.com>
854
855 * doc/sourcebuild.texi (Test Directives): Fix formatting.
856
8572008-12-09 Vladimir Makarov <vmakarov@redhat.com>
858
859 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
860
861 * doc/invoke.texi (-fira-region): Describe new option.
862 (-fira-algorithm): Change the values.
863
864 * ira-conflicts.c (build_conflict_bit_table,
865 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
866 (ira_build_conflicts): Use flag flag_ira_region instead of
867 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
868 base registers for allocnos crossing calls.
869
870 * flags.h (enum ira_algorithm): Redefine.
871 (enum ira_region): New.
872 (flag_ira_region): New.
873
874 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
875 instead of flag_ira_algorithm.
876
877 * toplev.c (flag_ira_algorithm): Change the initial value.
878 (flag_ira_region): New.
879
880 * ira-int.h (ira_reg_classes_intersect_p,
881 ira_reg_class_super_classes): New.
882
883 * ira-color.c (update_copy_costs): Use
884 ira_reg_classes_intersect_p. Use right class to find hard reg index.
885 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
886 (assign_hard_reg): Ditto. Pass additional argument to
887 update_conflict_hard_regno_costs. Do not uncoalesce for priority
888 coloring.
889 (allocno_priorities, setup_allocno_priorities,
890 allocno_priority_compare_func): Move before color_allocnos.
891 (color_allocnos): Add priority coloring. Use flag flag_ira_region
892 instead of flag_ira_algorithm.
893 (move_spill_restore): Check classes of the same reg allocno from
894 different regions.
895 (update_curr_costs): Use ira_reg_classes_intersect_p.
896 (ira_reassign_conflict_allocnos): Ditto.
897
898 * opts.c (decode_options): Always set up flag_ira. Set up
899 flag_ira_algorithm. Warn CB can not be used for architecture.
900 (common_handle_option): Modify code for -fira-algorithm. Add code
901 to process -fira-region.
902
903 * ira-lives.c (update_allocno_pressure_excess_length): Process
904 superclasses too.
905 (set_allocno_live, clear_allocno_live, mark_reg_live,
906 mark_reg_dead, process_bb_node_lives): Ditto.
907
908 * ira-emit.c (ira_emit): Fix insn codes.
909
910 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
911 instead of flag_ira_algorithm.
912 (allocno_range_compare_func): Ignore classes for priority coloring.
913 (setup_min_max_conflict_allocno_ids): Ditto.
914 (ira_flattening): Use ira_reg_classes_intersect_p.
915
916 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
917
918 * common.opt (fira-algorithm): Modify.
919 (fira-region): New.
920
921 * ira.c (setup_class_hard_regs): Initialize.
922 (setup_cover_and_important_classes): Modify code setting class
923 related info for priority coloring.
924 (setup_class_translate): Ditto.
925 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
926 (setup_reg_class_intersect_union): Rename to
927 setup_reg_class_relations. Add code for setting up new variables.
928 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
929 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
930
931 * ira-costs.c (common_classes): New.
932 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
933 (find_allocno_class_costs): Ditto. Use common_classes. Translate
934 alt_class.
935 (ira_costs): Allocate/deallocate common_classes.
936
937 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
938 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
939 R02A_REGS.
940
941 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
942 smallest_mode_for_size.
943
9442008-12-10 Ben Elliston <bje@au.ibm.com>
945
946 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
947
9482008-12-09 Jan Hubicka <jh@suse.cz>
949
950 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
951
9522008-12-09 Jakub Jelinek <jakub@redhat.com>
953
954 PR tree-optimization/35468
955 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
956 string on LHS.
957
9582008-12-09 Richard Guenther <rguenther@suse.de>
959
960 PR tree-optimization/38445
961 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
962 names once.
963 (emit_alias_warning): Adjust.
964
9652008-12-09 Andrew Haley <aph@redhat.com>
966
967 * fixed-value.c (do_fixed_add): Add comment.
968 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
969 * builtins.c (fold_builtin_sqrt): Likewise.
970
9712008-12-09 Kai Tietz <kai.tietz@onevision.com>
972
973 PR/38366
974 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
975 case.
976 * calls.c (nitialize_argument_information): Add fntype argument
977 and use it for calls.promote_function_args.
978 (expand_call): Pass fntype to aggregate_value_p if no fndecl
979 available and pass additional fntype to
980 initialize_argument_information.
981 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
982 to get function abi type.
983 (init_cumulative_args): Use for abi kind detection fntype, when no
984 fndecl is available.
985
9862008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
987
988 * config/s390/s390.md (movti, movdi_64, movdi_31,
989 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
990 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
991 Q->Q alternative.
992 (Integer->BLKmode splitter): Removed.
993
9942008-12-08 Uros Bizjak <ubizjak@gmail.com>
995
996 * config/alpha/alpha.c (alpha_set_memflags): Process memory
997 references in full insn sequence.
998
9992008-12-09 Jason Merrill <jason@redhat.com>
1000
1001 * gimplify.c (gimplify_init_constructor): Revert to using < rather
1002 than <= for sparseness test.
1003
1004 PR c++/38410
1005 * gimplify.c (gimplify_init_constructor): Don't write out a static
1006 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
1007 initializers.
1008
c95b2534 10092008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
a5f061dc
RG
1010
1011 PR middle-end/38084
1012 Fix testsuite/gfortran.dg/graphite/id-3.f90.
1013 * graphite.c (scopdet_basic_block_info): Fix bug that found some
1014 regions more than once.
1015
10162008-12-09 Ben Elliston <bje@au.ibm.com>
1017
1018 * emutls.c (__emutls_get_address): Prototype.
1019 (__emutls_register_common): Likewise.
1020
1021 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
1022
10232008-12-09 Ben Elliston <bje@au.ibm.com>
1024
1025 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
1026
10272008-12-08 Steve Ellcey <sje@cup.hp.com>
1028
1029 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
1030 (nonlocal_goto_receiver): New instruction.
1031
10322008-12-08 Jakub Jelinek <jakub@redhat.com>
1033
1034 PR c/35443
1035 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
1036
1037 PR c/35442
1038 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1039 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
1040
10412008-12-08 Richard Henderson <rth@redhat.com>
1042
1043 PR 38240
1044 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
1045 (SET_TYPE_MODE): New.
1046 * c-decl.c (parser_xref_tag): Use it.
1047 (finish_enum): Likewise.
1048 * tree.c (build_pointer_type_for_mode): Likewise.
1049 (build_reference_type_for_mode, build_index_type): Likewise.
1050 (build_range_type, make_vector_type): Likewise.
1051 (build_common_tree_nodes_2): Likewise.
1052 * stor-layout.c (compute_record_mode): Likewise.
1053 (finalize_type_size, layout_type, make_fract_type): Likewise.
1054 (make_accum_type, initialize_sizetypes): Likewise.
1055 (vector_type_mode): New.
1056 * function.c (allocate_struct_function): Call
1057 invoke_set_current_function_hook before querying anything else.
1058
1059 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
1060
10612008-12-08 Luis Machado <luisgpm@br.ibm.com>
1062
1063 * alias.c (find_base_term): Synch LO_SUM handling with what
1064 find_base_value does.
1065
10662008-12-08 Andrew Haley <aph@redhat.com>
c95b2534 1067 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
a5f061dc
RG
1068
1069 * gimple.h (gimple_build_try): Fix declaration.
1070
1071 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
1072 * fixed-value.c (do_fixed_add): Likewise.
1073 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
1074
10752008-12-08 Jakub Jelinek <jakub@redhat.com>
1076
1077 PR middle-end/36802
1078 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
1079 on parallel and task contexts.
1080
10812008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1082
1083 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
1084
10852008-12-07 Richard Guenther <rguenther@suse.de>
1086
1087 PR tree-optimization/38405
1088 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
1089 not sign-extend truth values.
1090
10912008-12-07 Eric Botcazou <ebotcazou@adacore.com>
1092
1093 * tree-sra.c (scalarize_use): Create another temporary with the proper
1094 type for signed types in the use_all && !is_output bitfield case.
1095
10962008-12-06 Steven Bosscher <steven@gcc.gnu.org>
1097
1098 PR rtl-optimization/36365
1099 * df-core.c (df_worklist_dataflow_overeager): Remove.
1100 (df_worklist_dataflow): Don't call it, use double-queue only.
1101 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
1102
11032008-12-06 Jakub Jelinek <jakub@redhat.com>
1104
1105 PR middle-end/38428
1106 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
1107 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
1108
11092008-12-07 Ben Elliston <bje@au.ibm.com>
1110
1111 * gthr-single.h (__gthread_once): Adjust prototype to match all
1112 other gthreads models.
1113
11142008-12-06 Jakub Jelinek <jakub@redhat.com>
1115
1116 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
1117 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
1118
1119 PR middle-end/38422
1120 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
1121 operands to mult_type if it isn't narrower than op0's type.
1122
11232008-12-06 Jan Hubicka <jh@suse.cz>
c95b2534 1124 Jakub Jelinek <jakub@redhat.com>
a5f061dc
RG
1125
1126 PR tree-optimization/38074
1127 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
1128 entry frequency.
1129 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
1130 in both dirrection for first match heuristics.
1131 (tree_bb_level_predictions): Disable noreturn heuristic when there
1132 is no returning path.
1133
11342008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
1135
1136 PR rtl-optimization/38272
1137 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
1138 in all cases.
1139
11402008-12-05 Jakub Jelinek <jakub@redhat.com>
1141
1142 PR c++/35336
1143 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
1144 (pp_c_expression): Likewise.
1145
11462008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1147
1148 PR c/38416
1149 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
1150
11512008-12-05 Jakub Jelinek <jakub@redhat.com>
1152
1153 PR middle-end/37248
1154 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
1155 arguments to HOST_WIDE_INT. If type has different signedness
1156 than unsignedp or different precision from bitsize, create
1157 the right type for BIT_FIELD_REF and cast to type.
1158 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
1159
1160 Revert:
1161 2008-03-05 Richard Guenther <rguenther@suse.de>
1162 PR c++/35336
1163 * fold-const.c (fold_truthop): Remove code generating
1164 BIT_FIELD_REFs of structure bases.
1165 (fold_binary): Likewise.
1166 (make_bit_field_ref): Remove.
1167 (optimize_bit_field_compare): Remove.
1168 (all_ones_mask_p): Remove.
1169
11702008-12-05 Jakub Jelinek <jakub@redhat.com>
1171
1172 * tree-sra.c (sra_explode_bitfield_assignment): Always
1173 call unsigned_type_for, if the precision is higher than
1174 needed, call build_nonstandard_integer_type.
1175
1176 PR debug/38367
1177 * function.c (assign_parm_find_stack_rtl): If promoted_mode
1178 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
1179 big endian.
1180
1181 PR middle-end/38338
1182 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
1183 only if internal_arg_pointer is a non-virtual pseudo.
1184
11852008-12-05 Joseph Myers <joseph@codesourcery.com>
1186
1187 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
1188 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
1189 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
1190
11912008-12-05 Jakub Jelinek <jakub@redhat.com>
1192
1193 PR tree-optimization/37716
1194 * gimplify.c (gimplify_expr): Allow COND_EXPR if
1195 gimplify_ctxp->allow_rhs_cond_expr.
1196
11972008-12-05 Uros Bizjak <ubizjak@gmail.com>
1198
1199 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
1200 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
1201
1202 (alpha_emit_conditional_branch): Do not generate direct branch
1203 for UNORDERED comparisons.
1204
12052008-12-05 Andreas Schwab <schwab@suse.de>
1206
1207 * config/rs6000/linux-unwind.h (frob_update_context): Check for
1208 NULL lr.
1209
12102008-12-05 Jakub Jelinek <jakub@redhat.com>
1211
1212 PR c/38408
1213 * fold-const.c (fold_checksum_tree): Change buf type to union
1214 tree_node.
1215
12162008-12-05 Sebastian Pop <sebastian.pop@amd.com>
1217
1218 PR bootstrap/38262
1219 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
1220 (BACKENDLIBS): New.
1221 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
1222
12232008-12-05 Ben Elliston <bje@au.ibm.com>
1224
1225 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
1226 comma_loc.
1227 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
1228
12292008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1230 Gary Funck <gary@intrepid.com>
1231
1232 * cse.c (lookup_as_function): Delete mode frobbing code.
1233 (equiv_constant): Re-implement it there for SUBREGs.
1234
12352008-12-04 Richard Guenther <rguenther@suse.de>
1236
1237 PR middle-end/36509
1238 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
1239 (tree-ssa-structalias.o): Remove errors.h dependency.
1240 (tree-ssa-reassoc.o): Likewise.
1241 * tree-ssa-reassoc.c: Do not include errors.h.
1242 * tree-ssa-alias-warnings.c: Remove.
1243 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1244 strict_aliasing_warning_backend.
1245 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1246 (emit_alias_warning): Likewise.
1247 (set_uids_in_ptset): Warn for clear cases of type-punning.
1248 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1249 on INDIRECT_REFs.
1250
12512008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1252
1253 * cse.c (equiv_constant): Fix pasto.
1254
12552008-12-04 Nick Clifton <nickc@redhat.com>
1256
1257 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1258 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1259 formatting of quotes.
1260
12612008-12-04 Jakub Jelinek <jakub@redhat.com>
1262
1263 PR middle-end/38371
1264 * fold-const.c (fold_checksum_tree): Allow modification of
1265 TYPE_NEXT_VARIANT.
1266
12672008-12-03 Jakub Jelinek <jakub@redhat.com>
1268
1269 PR middle-end/38360
1270 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1271 have the right number of arguments.
1272
12732008-12-03 Richard Guenther <rguenther@suse.de>
1274
1275 PR middle-end/36326
1276 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1277 non-BLKmode types.
1278
12792008-12-03 Tomas Bily <tbily@suse.cz>
1280
1281 PR middle-end/38250
1282 * tree-loop-distribution.c (build_size_arg): New function.
1283 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1284 Reorganized generating of stmts.
1285 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1286 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1287 Indicate if analysis succeed.
1288 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1289 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1290 Uses new definition of dr_analyze_innermost.
1291
12922008-12-03 Ben Elliston <bje@au.ibm.com>
1293
1294 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1295
12962008-12-03 Jakub Jelinek <jakub@redhat.com>
1297
1298 PR tree-optimization/37716
1299 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1300 all the needed operations as trees and gimplify_assign it to dst.
1301
1302 PR target/37610
1303 * configure.ac (gcc_cv_readelf): Look for readelf.
1304 (gcc_cv_as_cfi_advance_working): Check for working
1305 cfi advances with code alignment factor > 1.
1306 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1307 don't work properly.
1308 * configure: Regenerated.
1309
13102008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1311 Jakub Jelinek <jakub@redhat.com>
1312 Andrew Pinski <andrew_pinski@playstation.sony.com>
1313
1314 PR rtl-optimization/38281
1315 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1316 set it to NULL_RTX afterwards.
1317
1318 * emit-rtl.c (set_insn_deleted): Fix formatting.
1319
13202008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1321
1322 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1323 error return value.
1324 * config/mips/mips.md (IMOVE32): New mode iterator.
1325 (movsi): Generalize with IMOVE32.
1326 (*movsi_internal): Likewise.
1327 (*mov<mode>_mips16): Likewise.
1328 (*lwxs): Likewise.
1329
13302008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1331 Maxim Kuvyrkov <maxim@codesourcery.com>
1332
1333 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1334 PC-relative addressing when compiling for uclinux PIC.
1335 (__cmpdf_internal, __cmpsf_internal): Hide.
1336 (__cmpdf, __cmpsf): Use PIC call sequence.
1337
13382008-12-02 Andreas Tobler <a.tobler@schweiz.org>
c95b2534 1339 Jack Howarth <howarth@bromo.med.uc.edu>
a5f061dc
RG
1340
1341 * config/i386/t-darwin64: Add m32 multilib support.
1342
13432008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1344
1345 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1346
13472008-12-02 Jakub Jelinek <jakub@redhat.com>
1348
1349 PR middle-end/38343
1350 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1351 before using it in POINTER_PLUS_EXPR.
1352
13532008-12-02 Richard Guenther <rguenther@suse.de>
1354
1355 PR tree-optimization/38359
1356 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1357 non-negative x.
1358
13592008-12-02 Martin Jambor <mjambor@suse.cz>
1360
1361 PR middle-end/37861
1362 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1363 for INDIRECT_REFs.
1364 (forward_propagate_addr_into_variable_array_index): Check that the
1365 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1366 than the gimple code directly.
1367
13682008-12-02 Ben Elliston <bje@au.ibm.com>
1369
1370 * config/spu/float_disf.c (__floatdisf): Prototype.
1371 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1372 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1373 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1374
13752008-12-02 DJ Delorie <dj@redhat.com>
1376
1377 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1378 (DWARF_CIE_DATA_ALIGNMENT): Define.
1379
1380 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1381 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1382 (xstormy16_expand_prologue): Likewise.
1383 (xstormy16_expand_builtin_va_start): Likewise.
1384 (xstormy16_gimplify_va_arg_expr): Likewise.
1385
13862008-12-02 Jakub Jelinek <jakub@redhat.com>
1387
1388 PR middle-end/38343
1389 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1390 potentially returned from folding memcpy.
1391 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1392 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1393
13942008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1395
1396 PR target/38054
1397 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1398 decoration of function RTL names here on Ada language.
1399
14002008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1401
1402 PR rtl-optimization/38280
1403 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1404 ira_rebuild_regno_allocno_list): New functions.
1405 (regno_allocnos): New static variable.
1406 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1407 Call ira_rebuild_regno_allocno_list.
1408
14092008-12-01 David Daney <ddaney@caviumnetworks.com>
1410 Adam Nemet <anemet@caviumnetworks.com>
1411
1412 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1413 LINUX_DRIVER_SELF_SPECS.
1414
14152008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1416
1417 PR rtl-optimization/37514
1418 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1419 from previous insns.
1420
14212008-12-01 Jakub Jelinek <jakub@redhat.com>
1422
1423 PR c++/38348
1424 * c-omp.c (c_finish_omp_for): Only transform pointer
1425 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1426
1427 PR rtl-optimization/38245
1428 * tree-vrp.c (abs_extent_range): New function.
1429 (extract_range_from_binary_expr): Compute range
1430 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1431 or includes zero or if vr1 is VR_RANGE and op0 has some
1432 other range.
1433
14342008-12-01 Uros Bizjak <ubizjak@gmail.com>
1435
1436 PR middle-end/37908
1437 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1438 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1439 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1440 to (not:I48MODE (and:I48MODE (...))).
1441 (sync_old_nand<mode>): Ditto.
1442 (sync_new_nand<mode>): Ditto.
1443
14442008-12-01 Nick Clifton <nickc@redhat.com>
1445
1446 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1447 Replace uses of the "y" register class with direct references to
1448 the CARRY_REG register.
1449 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1450 register with clobbers of the carry register.
1451 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1452 (xstormy16_split_cbranch): Remove redundant carry parameter.
1453 (xstormy16_expand_arith): Likewise.
1454 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1455 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1456 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1457 (CARRY_REGNUM): Define.
1458 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1459 Update prototype.
1460 (xstormy16_expand_arith): Likewise.
1461
14622008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1463
1464 * config/score/score.h (IRA_COVER_CLASSES): Define.
1465
14662008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1467
1468 PR target/38287
1469 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1470 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1471 (cmp_sdiv_cc_set): Factor common string.
1472 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1473 Add TARGET_V9 case.
1474 (cmp_udiv_cc_set): Factor common string.
1475
14762008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1477
1478 PR middle-end/38283
1479 * varasm.c (emutls_finish): Fix common registration.
1480
14812008-11-29 Jakub Jelinek <jakub@redhat.com>
1482
1483 PR target/29987
1484 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1485
14862008-11-29 David Edelsohn <edelsohn@gnu.org>
1487
1488 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1489 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1490 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1491 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1492 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1493 Ignore sub-word case for now.
1494 (sync_nand<mode>_internal): Represent NAND in RTL.
1495 (sync_old_nand<mode): Same.
1496 (sync_old_name<mode>_internal): Same.
1497 (sync_new_nand<mode>): Same.
1498 (sync_new_nand<mode>_internal): Same.
1499 (sync_boolcshort_internal): Expect NAND.
1500
15012008-11-28 Richard Guenther <rguenther@suse.de>
1502
1503 PR tree-optimization/37955
1504 PR tree-optimization/37742
1505 * tree-vect-transform.c (vectorizable_store): Remove assert for
1506 compatible aliases.
1507 (vectorizable_load): Likewise.
1508
15092008-11-27 Richard Guenther <rguenther@suse.de>
1510
1511 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1512 a constraint for the static chain parameter.
1513
15142008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1515
1516 * config/bfin/bfin.opt (micplb): New option.
1517 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1518 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1519 ENABLE_WA_INDIRECT_CALLS): New macros.
1520 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1521 all 54x CPUs.
1522 (indirect_call_p): New function.
1523 (workaround_speculation): Handle anomaly 05-00-0426 when
1524 ENABLE_WA_INDIRECT_CALLS is true.
1525 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1526 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1527 * doc/invoke.texi (Blackfin Options): Document -micplb.
1528
15292008-11-26 DJ Delorie <dj@redhat.com>
1530
1531 * config/m32c/mov.md ("extendhipsi2"): New.
1532
1533 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1534
1535 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1536 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1537
15382008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1539
1540 * config/mips/mips.md (clear_hazard): Rename to
1541 clear_hazard_<mode>. Use mode-specific addition.
1542 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1543 or gen_clear_hazard_di depending on the size of Pmode.
1544
15452008-11-26 DJ Delorie <dj@redhat.com>
1546
1547 * configure.ac: Test m32c-elf-gas for .loc.
1548 * configure: Likewise.
1549
15502008-11-26 Janis Johnson <janis187@us.ibm.com>
1551
1552 PR testsuite/28870
1553 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1554 dg-timeout-factor.
1555
15562008-11-26 Uros Bizjak <ubizjak@gmail.com>
1557
1558 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1559 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1560 (memory_barrier): Do not generate memory_barrier_nosse instruction
1561 for TARGET_64BIT.
1562 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1563
15642008-11-26 Fredrik Unger <fred@tree.se>
1565
1566 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1567 function name from __floatundisf.
1568 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1569 DFtype.
1570
15712008-11-25 Daniel Berlin <dberlin@dberlin.org>
1572 Richard Guenther <rguenther@suse.de>
1573
1574 PR tree-optimization/37869
1575 * tree-ssa-structalias.c (struct constraint_graph): Remove
1576 pt_used and number_incoming members.
1577 (build_pred_graph): Do not allocate them.
1578 (condense_visit): Do not use them.
1579 (label_visit): Likewise.
1580 (free_var_substitution_info): Do not free them.
1581
15822008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1583
1584 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1585
1586 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1587
1588 * ira-color.c (allocno_spill_priority): New function.
1589 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1590 Print more info about the spilled allocno.
1591 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1592 checks on bad spill.
1593
1594 * ira-build.c (loop_node_to_be_removed_p): Remove.
1595 (loop_compare_func, mark_loops_for_removal): New functions.
1596 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1597 to_remove_p.
1598 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1599
1600 * ira.c (ira): Don't change flag_ira_algorithm.
1601
1602 * params.def (ira-max-loops-num): Change the value.
1603
16042008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1605
1606 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1607 Disable unsupported alternative for ColdFire,
1608 add new alternative that ColdFire can handle.
1609
16102008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1611
1612 * regrename.c (merge_overlapping_regs): Add registers artificially
1613 defined at the top of the basic block to the set of live ones just
1614 before the first insn.
1615
16162008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1617 Joey Ye <joey.ye@intel.com>
1618
1619 PR middle-end/37843
1620 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1621 false if we need to align the outgoing stack.
1622 (ix86_update_stack_boundary): Check parm_stack_boundary.
1623
16242008-11-25 Richard Guenther <rguenther@suse.de>
1625
1626 PR middle-end/38151
1627 PR middle-end/38236
1628 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1629 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1630 in favor of dereferenced_ptrs.
1631 (init_alias_info): Adjust.
1632 (delete_alias_info): Likewise.
1633 (compute_flow_insensitive_aliasing): Properly
1634 include all aliased variables.
1635 (update_alias_info_1): Use dereferenced_ptrs.
1636 (setup_pointers_and_addressables): Likewise.
1637 (get_smt_for): Honor ref-all pointers and pointers with known alias
1638 set properly.
1639 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1640
16412008-11-25 Uros Bizjak <ubizjak@gmail.com>
1642
1643 PR target/38254
1644 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1645 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1646
16472008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1648
1649 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1650
16512008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1652
1653 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1654
16552008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1656
1657 PR target/35018
1658 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1659 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1660
16612008-11-24 Uros Bizjak <ubizjak@gmail.com>
1662
1663 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1664 UNSPECV_CMPXCHG_[12].
1665 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1666 UNSPECV_CMPXCHG_[12].
1667
1668 PR target/36793
1669 * config/i386/sync.md (memory_barrier): New expander.
1670
16712008-11-24 Jakub Jelinek <jakub@redhat.com>
1672
1673 PR middle-end/37135
1674 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1675
16762008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1677
1678 * pa.c (function_arg): Revert 2008-10-26 change.
1679
16802008-11-23 Helge Deller <deller@gmx.de>
1681
1682 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1683 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1684 succeeded and lws_ret is not equal to oldval.
1685
16862008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1687
1688 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1689
16902008-11-22 Andreas Schwab <schwab@suse.de>
1691
1692 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1693 -dA and -dP.
1694
16952008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1696
1697 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1698 Use constant 1 as the operand.
1699 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1700 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1701 gen_rdhwr_synci_step_di depending on the size of Pmode.
1702
17032008-11-22 Uros Bizjak <ubizjak@gmail.com>
1704
1705 PR target/38222
1706 * config/i386/i386.md (SWI248): New mode iterator.
1707 (SWI32): Remove mode iterator.
1708 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1709 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1710 iterator. Generate popcnt mnemonic without mode extensions
1711 for Darwin x86 targets.
1712 (*popcount<mode>2_cmp): Ditto.
1713 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1714 extensions for Darwin x86 targets.
1715
17162008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1717
1718 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1719 only if HAVE_AS_SPARC_UA_PCREL is defined.
1720
17212008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1722
1723 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1724 allocno_costs value of the classees with the lowest total_costs
1725 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1726 (setup_allocno_cover_class_and_costs): ...rather than here.
1727 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1728 preferred class.
1729
17302008-11-22 Jakub Jelinek <jakub@redhat.com>
1731
1732 PR middle-end/37323
1733 * builtins.c (expand_builtin_apply_args): Emit sequence before
1734 parm_birth_insn instead of after entry_of_function's first insn.
1735
1736 PR middle-end/37316
1737 * function.c (assign_parm_remove_parallels): Pass
1738 data->passed_type as third argument to emit_group_store.
1739
1740 PR target/37170
1741 * final.c (mark_symbol_refs_as_used): New function.
1742 * output.h (mark_symbol_refs_as_used): New prototype.
1743 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1744 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1745 * config/arm/arm.md (consttable_4): Likewise.
1746
1747 PR target/37880
1748 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1749
17502008-11-21 Jakub Jelinek <jakub@redhat.com>
1751
1752 PR middle-end/38200
1753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1754 propagate x = &a into *x = b if conversion from b to a's type is
1755 useless.
1756
17572008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1758
1759 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1760 for the liveness computation of the new insn.
1761
17622008-11-21 DJ Delorie <dj@redhat.com>
1763
1764 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1765 Moves to/from below100 space (W) can only use r0-r7.
1766
17672008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1768
1769 PR other/38214
1770 * doc/invoke.texi (Optimization Options): Fix typo.
1771
17722008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1773 Xuepeng Guo <xuepeng.guo@intel.com>
1774
1775 * config.gcc (extra_headers): For x86 and x86-64, remove
1776 gmmintrin.h, add immintrin.h and avxintrin.h.
1777
1778 * config/i386/gmmintrin.h: Renamed to ...
1779 * config/i386/avxintrin.h: This. Issue an error if
1780 _IMMINTRIN_H_INCLUDED is undedined.
1781
1782 * config/i386/immintrin.h: New.
1783
17842008-11-21 Jakub Jelinek <jakub@redhat.com>
1785
1786 PR target/38208
1787 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1788 mode of PLUS, not mode of the eliminated register.
1789
17902008-11-21 Uros Bizjak <ubizjak@gmail.com>
1791
1792 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1793 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1794 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1795 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1796 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1797 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1798 (*nand<mode>3): Rename to *andnot<mode>3.
1799 (*nandtf3): rename to *andnottf3.
1800 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1801 Use CODE_FOR_mmx_andnotv2si3.
1802 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1803 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1804 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1805 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1806 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1807
18082008-11-21 Uros Bizjak <ubizjak@gmail.com>
1809
1810 PR middle-end/37908
1811 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1812 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1813 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1814 to (not:IMODE (and:IMODE (...))).
1815 (sync_old_nand<mode>): Ditto.
1816 (sync_new_nand<mode>): Ditto.
1817
18182008-11-20 Joseph Myers <joseph@codesourcery.com>
1819
1820 * config/arm/thumb2.md (thumb2_casesi_internal,
1821 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1822
18232008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1824
1825 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1826 nand to the changed 4.4 semantic.
1827
18282008-11-20 Jakub Jelinek <jakub@redhat.com>
1829
1830 PR middle-end/29215
1831 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1832 (fold_builtin_memory_op): Handle even the case where just one
1833 of src and dest is an address of a var decl component, using
1834 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1835 and readonly_data_expr src check.
1836 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1837 up warnings.
1838
1839 PR rtl-optimization/36998
1840 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1841 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1842 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1843 stack_adjust_offset callers.
1844 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1845 branches properly.
1846 (compute_barrier_args_size): Handle insns in annulled branches
1847 properly.
1848
18492008-11-20 Uros Bizjak <ubizjak@gmail.com>
1850
1851 PR target/38151
1852 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1853 Handle cases when integer argument crosses argument register boundary.
1854
18552008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1856
1857 PR bootstrap/33100
1858 * config.gcc (i[34567]86-*-solaris2*): Don't include
1859 i386/t-crtstuff here.
1860 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1861 * config/i386/t-sol2: Move to libgcc/config/i386.
1862
18632008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1864
1865 PR driver/21706
1866 * tlink.c: Include "libiberty.h".
1867 (initial_cwd): Change type into char *.
1868 (tlink_init): Call getpwd instead of getcwd.
1869
18702008-11-19 Zdenek Dvorak <ook@ucw.cz>
1871
1872 PR rtl-optimization/32283
1873 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1874 of the induction variable to decide whether it may wrap.
1875 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1876 initialization of the bound before the loop.
1877 * simplify-rtx.c (simplify_binary_operation_1): Add two
1878 simplifications regarding AND.
1879 (simplify_plus_minus): Only fail if no simplification is possible.
1880 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1881
18822008-11-20 Jakub Jelinek <jakub@redhat.com>
1883
1884 PR c++/36631
1885 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1886 checking until GIMPLE lowering.
1887 * gimple-low.c (check_call_args): New function.
1888 (lower_stmt) <case GIMPLE_CALL>: Call it.
1889
18902008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1891
1892 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1893 with the same type as the first operand of the AND expression.
1894
18952008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1896
1897 PR bootstrap/37859
1898 * ira-int.h (struct ira_loop_tree_node): New member
1899 entered_from_non_parent_p.
1900
1901 * ira-color.c (print_loop_title): Print loop bbs.
1902
1903 * ira-emit.c (entered_from_non_parent_p,
1904 setup_entered_from_non_parent_p): New functions.
1905 (not_modified_p): Rename to store_can_be_removed_p. Check there
1906 is no side entries.
1907 (generate_edge_moves): Use store_can_be_removed_p instead of
1908 not_modified_p.
1909 (ira_emit): Call setup_entered_from_non_parent_p.
1910
1911 * ira-build.c (copy_info_to_removed_store_destinations):
1912 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1913 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1914 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1915 update all accumulated attributes.
1916
19172008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1918
1919 PR bootstrap/37790
1920 * ira-int.h (ira_copy_allocno_live_range_list,
1921 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1922 ira_finish_allocno_live_range_list): New prototypes.
1923 (ira_allocno_live_ranges_intersect_p,
1924 ira_pseudo_live_ranges_intersect_p): Remove.
1925
1926 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1927 ira_pseudo_live_ranges_intersect_p): Rename to
1928 allocnos_have_intersected_live_ranges_p and
1929 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1930
1931 * ira-color.c: ... here
1932 (coalesced_allocno_conflict_p): Use
1933 allocnos_have_intersected_live_ranges_p.
1934 (coalesced_allocnos_living_at_program_points,
1935 coalesced_allocnos_live_at_points_p,
1936 set_coalesced_allocnos_live_points): Remove.
1937 (slot_coalesced_allocnos_live_ranges,
1938 slot_coalesced_allocno_live_ranges_intersect_p,
1939 setup_slot_coalesced_allocno_live_ranges): New.
1940 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1941 (ira_sort_regnos_for_alter_reg): Use
1942 allocnos_have_intersected_live_ranges_p.
1943 (ira_reuse_stack_slot): Use
1944 pseudos_have_intersected_live_ranges_p.
1945
1946 * global.c (pseudo_for_reload_consideration_p): Check
1947 flag_ira_share_spill_slots too.
1948
1949 * ira-build.c (copy_allocno_live_range_list): Rename to
1950 ira_copy_allocno_live_range_list. Make it external.
1951 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1952 external.
1953 (ira_allocno_live_ranges_intersect_p): New.
1954 (ira_finish_allocno_live_range_list): New.
1955 (finish_allocno): Use it.
1956 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1957 (copy_info_to_removed_store_destinations): Ditto. Use
1958 ira_copy_allocno_live_range_list.
1959 (ira_flattening): Use ira_merge_allocno_live_ranges.
1960
1961 * ira.c (too_high_register_pressure_p): New function.
1962 (ira): Switch off sharing spill slots if the pressure is too high.
1963
19642008-11-19 Richard Guenther <rguenther@suse.de>
1965
1966 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1967 non-sizetype offsets if their precision matches that of the pointer.
1968 * expr.c (expand_expr_real_1): Always sign-extend the offset
1969 operand of a POINTER_PLUS_EXPR.
1970
19712008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1972
1973 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1974 (mips-sgi-irix[56]*): No need to use fixproto.
1975
19762008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1977 Paul Brook <paul@codesourcery.com>
1978
1979 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1980 executable stack.
1981
19822008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1983
1984 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1985
19862008-11-19 Razya Ladelsky <razya@il.ibm.com>
1987
1988 PR target/38156
1989 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1990 (separate_decls_in_region): Create shared struct even when there
1991 are only reductions.
1992
c95b2534 19932008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
a5f061dc
RG
1994
1995 * config/picochip/picochip.c (headers): Remove an unnecessary
1996 header file.
1997
19982008-11-19 Andrew Stubbs <ams@codesourcery.com>
1999
2000 PR target/36133
2001 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
2002 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
2003 shift instructions.
2004 * config/m68k/m68k.md: Adjust all conditional branches that use the
2005 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
2006
20072008-11-18 Uros Bizjak <ubizjak@gmail.com>
2008
2009 PR target/37362
2010 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
2011 is a register or zero operand in the correct mode before generating
2012 mtch1 insn or a register operand in the correct mode before generating
2013 mfch1 insn.
2014 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
2015
20162008-11-18 Adam Nemet <anemet@caviumnetworks.com>
2017
2018 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
2019 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
2020 mipsisa*-*-elf*. Handle mipsisa64r2*.
2021 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
2022 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2023 mips64r2.
2024 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
2025 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2026 mips64r2.
2027 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
2028 Fix mips16 if mips64 or mips64r2 are multilib defaults.
2029 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
2030 mips64r2.
2031
20322008-11-18 Jakub Jelinek <jakub@redhat.com>
2033
2034 PR target/38130
2035 * config/i386/i386.md (allocate_stack_worker_32,
2036 allocate_stack_worker_64): Don't use match_dup between input and
2037 output operand.
2038 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
2039 * config/i386/i386.c (ix86_expand_prologue): Likewise.
2040
20412008-11-18 Kai Tietz <kai.tietz@onevision.com>
2042
2043 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
2044 is forced when trying to do a symbol link for it.
2045
20462008-11-17 Adam Nemet <anemet@caviumnetworks.com>
2047
2048 * expmed.c (extract_bit_field_1): Also use a temporary and
2049 convert_extracted_bit_field when the conversion from ext_mode to
2050 the target mode requires explicit truncation.
2051
20522008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2053
2054 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
2055 Tweak formatting.
2056 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
2057 registers when not optimizing.
2058
20592008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
2060
2061 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
2062 and its associated define_split. Expose the all-d alternative
2063 to the register allocator, but mark it with "?". Mark the first
2064 alternative with "*?*?".
2065 (*mul_sub_si): Likewise.
2066 (*mul_acc_si_r3900): New pattern.
2067
20682008-11-17 Jakub Jelinek <jakub@redhat.com>
2069
2070 PR middle-end/38140
2071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
2072 propagating x = &a into *x = b, add a cast if not useless
2073 type conversion or don't optimize if another stmt would be
2074 needed.
2075
20762008-11-17 Uros Bizjak <ubizjak@gmail.com>
2077
2078 PR middle-end/37908
2079 * optabs.c (expand_sync_operation): Properly handle NAND case
2080 by calculating ~(t1 & val) instead of (~t1 & val).
2081 * builtins.c (expand_builtin_sync_operation): Warn for changed
2082 semantics in NAND builtins.
2083 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
2084
2085 * doc/invoke.texi (Warning options): Add Wsync-nand.
2086 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
2087 __sync_fetch_and_nand builtin operation in the example. Add a note
2088 about changed semantics in GCC 4.4.
2089 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
2090 operation in the example. Add a note about changed semantics in
2091 GCC 4.4.
2092
20932008-11-16 Jan Hubicka <jh@suse.cz>
2094
2095 * cgraph.c (cgraph_function_body_availability): Fix test of externally
2096 visible.
2097
20982008-11-16 Joshua Kinard <kumba@gentoo.org>
2099
2100 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
2101 to -mips4.
2102
21032008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2104
2105 PR target/38052
2106 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
2107 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
2108 split out from...
2109 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
2110 rather than call_really_used_regs when handling $gp.
2111
21122008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
2113
2114 PR target/38052
2115 * config/mips/mips.c (machine_function): Update the comment
2116 above global_pointer.
2117 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
2118 that a function doesn't need a global pointer.
2119 (mips_current_loadgp_style): Update accordingly.
2120 (mips_restore_gp): Likewise.
2121 (mips_output_cplocal): Likewise.
2122 (mips_expand_prologue): Likewise.
2123
21242008-11-16 Eric Botcazou <ebotcazou@adacore.com>
2125
2126 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
2127 parameter. Use DImode for computing the number of registers.
2128 (function_arg): Adjust for above change.
2129 (function_value): Likewise.
2130
21312008-11-15 Zdenek Dvorak <ook@ucw.cz>
2132
2133 PR tree-optimization/37950
2134 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
2135 not computed for the current function.
2136
21372008-11-15 Jakub Jelinek <jakub@redhat.com>
2138
2139 PR target/38123
2140 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
2141 gpr and other COMPONENT_REFs.
2142
21432008-11-15 Richard Guenther <rguenther@suse.de>
2144
2145 PR tree-optimization/38051
2146 * tree-ssa-alias.c (update_alias_info_1): Manually find
2147 written variables.
2148
21492008-11-15 Joshua Kinard <kumba@gentoo.org>
2150
2151 * doc/invoke.texi (-mfix-r10000): Document.
2152 * config/mips/mips.opt (mfix-r10000): New option.
2153 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
2154 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
2155 (MIPS_COMPARE_AND_SWAP_12): Likewise.
2156 (MIPS_SYNC_OP): Likewise.
2157 (MIPS_SYNC_OP_12): Likewise.
2158 (MIPS_SYNC_OLD_OP_12): Likewise.
2159 (MIPS_SYNC_NEW_OP_12): Likewise.
2160 (MIPS_SYNC_OLD_OP): Likewise.
2161 (MIPS_SYNC_NAND): Likewise.
2162 (MIPS_SYNC_OLD_NAND): Likewise.
2163 (MIPS_SYNC_EXCHANGE): Likewise.
2164 (MIPS_SYNC_EXCHANGE_12): Likewise.
2165 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
2166 delay slots.
2167 (MIPS_SYNC_NEW_NAND): Likewise.
2168 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
2169 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
2170 (mips_output_sync_loop): New function.
2171 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
2172 Make -mfix-r10000 require branch-likely instructions.
2173 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
2174 mips_output_sync_loop.
2175 (compare_and_swap_12): Likewise.
2176 (sync_add<mode>): Likewise.
2177 (sync_<optab>_12): Likewise.
2178 (sync_old_<optab>_12): Likewise.
2179 (sync_new_<optab>_12): Likewise.
2180 (sync_nand_12): Likewise.
2181 (sync_old_nand_12): Likewise.
2182 (sync_new_nand_12): Likewise.
2183 (sync_sub<mode>): Likewise.
2184 (sync_old_add<mode>): Likewise.
2185 (sync_old_sub<mode>): Likewise.
2186 (sync_new_add<mode>): Likewise.
2187 (sync_new_sub<mode>): Likewise.
2188 (sync_<optab><mode>): Likewise.
2189 (sync_old_<optab><mode>): Likewise.
2190 (sync_new_<optab><mode>): Likewise.
2191 (sync_nand<mode>): Likewise.
2192 (sync_old_nand<mode>): Likewise.
2193 (sync_new_nand<mode>): Likewise.
2194 (sync_lock_test_and_set<mode>): Likewise.
2195 (test_and_set_12): Likewise.
2196
21972008-11-15 Eric Botcazou <ebotcazou@adacore.com>
2198
2199 * gcc.c (cc1_options): Fix comment.
2200
22012008-11-15 Jakub Jelinek <jakub@redhat.com>
2202
2203 PR c++/37561
2204 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
2205 argtype instead of result_type.
2206
22072008-11-14 Adam Nemet <anemet@caviumnetworks.com>
2208
2209 * ira-int.h (struct ira_loop_tree_node): Improve comments for
2210 subloop_next/next and subloops/childen fields.
2211
22122008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2213
2214 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
2215 (STANDARD_INCLUDE_DIR): Redefine to "/include".
2216 (LOCAL_INCLUDE_DIR): Undefine.
2217 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
2218
22192008-11-14 Vladimir Makarov <vmakarov@redhat.com>
2220
2221 PR rtl-optimization/37397
2222 * ira-int.h (struct ira_allocno): New member bad_spill_p.
2223 (ALLOCNO_BAD_SPILL_P): New macro.
2224
2225 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
2226
2227 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
2228 (create_cap_allocno, propagate_allocno_info,
2229 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
2230 (update_bad_spill_attribute): New function.
2231 (ira_build): Call it.
2232
2233 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
2234
22352008-11-14 Jakub Jelinek <jakub@redhat.com>
2236
2237 PR tree-optimization/38104
2238 * gimplify.c (gimple_regimplify_operands): Add referenced vars
2239 before calling mark_symbols_for_renaming, not after it.
2240
22412008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
2242
2243 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2244 (OVERRIDE_OPTIONS): Likewise.
2245
22462008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2247 Andrew Stubbs <ams@codesourcery.com>
2248 Gunnar Von Boehn <gunnar@genesi-usa.com>
2249
2250 PR target/36134
2251 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2252 the shorter LEA insn over ADD.L where possible.
2253
22542008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2255
2256 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2257 systems, which are assumend to always provide SSP-support in glibc.
2258 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2259 case.
2260 * configure: Regenerate.
2261
22622008-11-14 Jakub Jelinek <jakub@redhat.com>
2263
2264 PR middle-end/36125
2265 * function.c (gimplify_parameters): For callee copies parameters,
2266 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2267
22682008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2269
2270 PR target/28102
2271 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2272 x86 parts into the `i[34567]86-*-linux*' and parts that are
2273 independent of the processor architecture into the `*-*-linux*' cases.
2274 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2275 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2276 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2277 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2278 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2279 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2280 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2281
22822008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2283
2284 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2285 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2286 (ls2_idiv): Likewise idiv3.
2287 (ls2_prefetch): New reservation.
2288 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2289 * config/mips/mips.md (type): Add imul3nc and idiv3.
2290 (length): Handle idiv3.
2291 (any_mod): New code_iterator.
2292 (u): Handle MOD and UMOD.
2293 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2294 (prefetch): Handle TARGET_LOONGSON_2EF.
2295
22962008-11-13 Jakub Jelinek <jakub@redhat.com>
2297
2298 PR c++/27017
2299 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2300 (prune_unused_types_walk): Call it for non-perennial local classes.
2301 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2302 entry, just set it to 2 and recurse on children, don't walk attributes
2303 again.
2304
23052008-11-13 Martin Michlmayr <tbm@cyrius.com>
2306
2307 * c-common.c (warn_about_parentheses): Add missing whitespace
2308 in warning.
2309
23102008-11-13 Paul Brook <paul@codesourcery.com>
2311
2312 * doc/invoke.texi: Document --fix-cortex-m3.
2313 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2314 Cortex-M3 cpu is selected.
2315 (output_move_double): Avoid overlapping base register and first
2316 destination register when fix_cm3_ldrd.
2317 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2318
23192008-11-13 Jakub Jelinek <jakub@redhat.com>
2320
2321 PR bootstrap/38100
2322 * gimple.h (gimple_range_check_failed): Remove prototype.
2323 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2324 in guarding #if.
2325 (gimple_range_check_failed): Removed.
2326
23272008-11-13 Andrew Haley <aph@redhat.com>
2328
2329 PR bootstrap/38088
2330 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2331 __LONG_LONG_MAX__.
2332
23332008-11-12 Jakub Jelinek <jakub@redhat.com>
2334
2335 PR c++/36478
2336 Revert:
2337 2007-05-07 Mike Stump <mrs@apple.com>
2338 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2339 also checks for and while statements in C++.
2340
23412008-11-12 Dodji Seketeli <dodji@redhat.com>
2342
2343 PR debug/27574
2344 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2345 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2346 - which clones are reachable - as "abstract and needed".
2347 * cgraph.c (cgraph_release_function_body): If a node is
2348 "abstract and needed", do not release its DECL_INITIAL() content
2349 that will be needed to emit debug info.
2350
23512008-11-12 Steve Ellcey <sje@cup.hp.com>
2352
2353 PR target/27880
2354 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2355 to set HAVE_GETIPINFO.
2356 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2357 * configure: Regenerate.
2358 * config.in: Regenerate.
2359
23602008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2361
2362 PR bootstrap/38010
2363 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2364
23652008-11-12 Jakub Jelinek <jakub@redhat.com>
2366
2367 Revert:
2368 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2369 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2370
23712008-11-12 Jason Merrill <jason@redhat.com>
2372
2373 PR c++/38007
2374 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2375 special casing.
2376
23772008-11-12 Anatoly Sokolov <aesok@post.ru>
2378
2379 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2380 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2381 atmega32u6 devices.
2382 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2383 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2384
23852008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2386
2387 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2388 packed-stack special handling.
2389 (FRAME_ADDR_RTX): Add definition.
2390
23912008-11-12 Jakub Jelinek <jakub@redhat.com>
2392
2393 PR target/35366
2394 * fold-const.c (native_encode_string): New function.
2395 (native_encode_expr): Use it for STRING_CST.
2396
23972008-11-12 DJ Delorie <dj@redhat.com>
2398
2399 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2400 insns if the intermediate value will be used later.
2401
24022008-11-12 Andreas Schwab <schwab@suse.de>
2403
2404 * config/m68k/m68k.c (print_operand): Mask off extra extension
2405 bits when writing out the representation of real values.
2406
24072008-11-12 Ira Rosen <irar@il.ibm.com>
2408
2409 PR tree-optimization/38079
2410 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2411 with vect_dump.
2412
24132008-11-12 Jakub Jelinek <jakub@redhat.com>
2414
2415 PR c++/35334
2416 * c-pretty-print.c (pp_c_complex_expr): New function.
2417 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2418
2419 PR target/35366
2420 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2421 than INNER and INNER is a constant, forcibly align INNER as much
2422 as needed.
2423
24242008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2425
2426 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2427
24282008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2429
2430 PR rtl-optimization/37363
2431 * simplify-rtx.c (simplify_plus_minus): Don't create
2432 (const (minus ...)) expresisons.
2433
24342008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2435
2436 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2437 handling.
2438
24392008-11-10 Catherine Moore <clm@codesourcery.com>
2440
2441 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2442 prior to vr.h.
2443 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2444 (BASE_DRIVER_SELF_SPECS): Remove.
2445 (DRIVER_SELF_SPECS): New definition.
2446 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
2447 BASE_DRIVER_SELF_SPECS.
2448 * config/mips/sde.h: Likewise.
2449 * config/mips/iris6.h: Likewise.
2450 * config/mips/vr.h: Likewise.
2451 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2452
24532008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2454
2455 PR rtl-optimizations/37948
2456 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2457 (ira_create_copy, ira_add_allocno_copy): New parameter.
2458
2459 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2460 to ira_add_allocno_copy.
2461 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2462 parameter to process_regs_for_copy.
2463 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2464 Fix typo in passing second allocno to ira_add_allocno_copy.
2465
2466 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2467 coalesced allocnos list.
2468 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2469 the graph.
2470 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2471 (add_ira_allocno_to_ordered_bucket): Rename to
2472 add_allocno_to_ordered_bucket.
2473 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2474 head of coalesced allocnos list.
2475 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2476 Check that it is aready calculated.
2477 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2478 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2479 list.
2480 (coalesce_allocnos): Do extended coalescing too.
2481
2482 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2483 parameter to ira_add_allocno_copy.
2484
2485 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2486 parameter.
2487 (print_copy): Print copy origination too.
2488
2489 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2490 equivalent memory.
2491
24922008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2493
2494 PR rtl-optimization/37514
2495 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2496 flag_ira_share_spill_slots to 2 if it's already non-zero.
2497 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2498 flag_ira_share_spill_slots is 2.
2499
25002008-11-10 Kevin Buettner <kevinb@redhat.com>
2501
2502 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2503 (prologue_enter_32): Set FB to SP - 4.
2504
25052008-11-10 DJ Delorie <dj@redhat.com>
2506
2507 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2508 constraint for single-bit-clear in lower byte of HI constant, vs
2509 Imb which just ignores the upper byte.
2510 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2511 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2512 (iorhi3_16): Check for single bit set, not single bit clear.
2513
25142008-11-10 Janis Johnson <janis187@us.ibm.com>
2515
2516 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2517
2518 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2519
25202008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2521
2522 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2523 values living in memory and use more precise alignment information.
2524
25252008-11-10 Jakub Jelinek <jakub@redhat.com>
2526
2527 PR middle-end/35314
2528 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2529 after __mf_check call if the call must end a bb.
2530
25312008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2532
2533 PR middle-end/37807
2534 PR middle-end/37809
2535 * combine.c (force_to_mode): Do not process vector types.
2536
2537 * rtlanal.c (nonzero_bits1): Do not process vector types.
2538 (num_sign_bit_copies1): Likewise.
2539
25402008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2541
2542 * config/i386/gnu.h: Add copyright and licensing header.
2543 * config/gnu.h: Likewise.
2544
25452008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2546
2547 * fwprop.c (fwprop_done): Call df_remove_problem.
2548
25492008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2550
2551 PR middle-end/37379
2552 * tree-scalar-evolution.c (instantiate_scev_1): Return
2553 chrec_dont_know for VL_EXP_CLASS_P.
2554
25552008-11-06 Uros Bizjak <ubizjak@gmail.com>
2556
2557 * reg-stack.c (reg_to_stack): Add missing braces in memset
2558 size calculation.
2559
25602008-11-06 Andrew Stubbs <ams@codesourcery.com>
2561
2562 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2563 (NO_PROFILE_COUNTERS): New define.
2564
25652008-11-06 David Edelsohn <edelsohn@gnu.org>
2566
2567 PR target/26397
2568 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2569
25702008-11-06 Kazu Hirata <kazu@codesourcery.com>
2571
2572 PR target/35574
2573 * config/sparc/constraints.md (D): New.
2574 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2575 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2576 'D' constraint.
2577 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2578 Use the 'D' constraint in addition to 'F' in some alternatives.
2579 (DF splitter): Generalize for V64mode.
2580 * doc/md.texi (SPARC): Document the 'D' constraint.
2581
25822008-11-06 Uros Bizjak <ubizjak@gmail.com>
2583
2584 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2585
25862008-11-06 Ben Elliston <bje@au.ibm.com>
2587
2588 * gcc.c: Remove ancient comment about a bug in Sun cc.
2589
25902008-11-05 Janis Johnson <janis187@us.ibm.com>
2591
2592 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2593
25942008-11-06 Ben Elliston <bje@au.ibm.com>
2595
2596 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2597
25982008-11-06 Ben Elliston <bje@au.ibm.com>
2599
2600 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2601 description.
2602
26032008-11-05 Hans-Peter Nilsson <hp@axis.com>
2604
2605 PR target/38016
2606 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2607 just MEM_P.
2608
26092008-11-05 Martin Jambor <mjambor@suse.cz>
2610
2611 PR middle-end/37861
2612 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2613 pointer arithmetics into array_ref if the array is accessed
2614 through an indirect_ref.
2615
26162008-11-05 Richard Guenther <rguenther@suse.de>
2617
2618 PR middle-end/37742
2619 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2620 qualified pointer conversion before stripping qualifiers.
2621 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2622 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2623 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2624 function.
2625 (ccp_fold): Use it.
2626 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2627 properly canonicalize binary ops.
2628 (forward_propagate_addr_expr_1): Use
2629 may_propagate_address_into_dereference.
2630
26312008-11-05 Uros Bizjak <ubizjak@gmail.com>
2632
2633 PR middle-end/37286
2634 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2635 Initialize uninitialized input registers with a NaN.
2636
26372008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2638
2639 PR middle-end/37833
2640
2641 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2642
26432008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2644
2645 PR middle-end/37943
2646
2647 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2648 exits and conditions.
2649 * testsuite/gcc.dg/graphite/pr37943.c: New.
2650
26512008-11-04 Jakub Jelinek <jakub@redhat.com>
2652 Andrew Pinski <andrew_pinski@playstation.sony.com>
2653
2654 PR c/35430
2655 * c-common.c (warn_for_sign_compare): For complex result_type
2656 use component's type.
2657
26582008-11-04 Jakub Jelinek <jakuB@redhat.com>
2659
2660 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2661
2662 * print-tree.c (print_node): Don't print DECL_INITIAL
2663 for PARM_DECL.
2664
2665 PR c/37106
2666 * c-common.c (parse_optimize_options): Save and restore
2667 flag_strict_aliasing around decode_options call.
2668
26692008-11-04 Uros Bizjak <ubizjak@gmail.com>
2670
2671 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2672 (host_detect_local_cpu): Use it instead of casted strings to
2673 compare vendor signatures.
2674
26752008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2676
2677 PR target/37989
2678 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2679 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2680
26812008-11-03 Catherine Moore <clm@codesourcery.com>
2682
2683 * config/mips.c (mips_conditional_register_usage): Handle the
2684 DSP control register.
2685 * doc/extend.texi: Document the DSP control register.
2686
c95b2534 26872008-11-03 Steve Ellcey <sje@cup.hp.com>
a5f061dc
RG
2688 Jakub Jelinek <jakub@redhat.com>
2689
2690 * omp-low.c (expand_omp_for_generic): If iter_type has different
2691 precision than type and type is a pointer type, cast n1 and n2
2692 first to an integer type with the same precision as pointers
2693 and only afterwards to iter_type.
2694
26952008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2696
2697 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2698 (UNSPEC_GOTSYM_OFF): New unspec.
2699 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2700 (pic_add_dot_plus_eight): Likewise.
2701 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2702 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2703 UNSPEC_PIC_BASE operands.
2704 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2705 (arm_output_addr_const_extra): Handle it.
2706
27072008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2708
2709 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2710 integer class to full integer class if the offset is not word-aligned.
2711
27122008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2713
2714 PR rtl-opt/37782
2715 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2716 mode count is in.
2717 (doloop_optimize): Update call to doloop_modify.
2718
27192008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2720
2721 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2722
27232008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2724
2725 PR other/37463
2726 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2727 gcc_cv_as_cfi_directive.
2728 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2729 merging read-only and read-write sections or assembler emits
2730 read-write .eh_frame sections.
2731 * configure: Regenerate.
2732
27332008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2734
2735 Revert:
2736 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2737
2738 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2739 problem.
2740 (rs6000_emit_prologue): Invert logic.
2741 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2742 (reg:P 11) instead of match_operand.
2743 (*save_fpregs_<mode>): Likewise.
2744 (*restore_gpregs_<mode>): Likewise.
2745 (*return_and_restore_gpregs_<mode>): Likewise.
2746 (*return_and_restore_fpregs_<mode>): Likewise.
2747 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2748 (reg:P 11) insted of match_operand.
2749 (*restore_gpregs_spe): Likewise.
2750 (*return_and_restore_gpregs_spe): Likewise.
2751
27522008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2753
2754 PR tree-optimization/37684
2755 * gcc.dg/graphite/pr37684.c: New.
2756 * graphite.c (exclude_component_ref): New.
2757 (is_simple_operand): Call exclude_component_ref.
2758
27592008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2760
2761 PR tree-optimization/36908
2762 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2763 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2764 (number_of_rw_in_partition): New.
2765 (partition_contains_all_rw): New.
2766 (ldist_gen): Do not distribute when one of the partitions
2767 contains all the memory operations.
2768
27692008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2770
2771 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2772 EDGE_IRREDUCIBLE_LOOP.
2773
27742008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2775
2776 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2777 where we have one entry point in the loop which isn't the head.
2778
27792008-11-03 Richard Guenther <rguenther@suse.de>
2780
2781 PR middle-end/37573
2782 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2783
27842008-11-03 Jakub Jelinek <jakub@redhat.com>
2785
2786 PR middle-end/37858
2787 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2788 for ipa and simple ipa passes.
2789
27902008-11-02 Richard Guenther <rguenther@suse.de>
2791
2792 PR tree-optimization/37542
2793 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2794 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2795 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2796 (vn_nary_op_insert_stmt): Likewise.
2797 (visit_use): Likewise.
2798
27992008-11-02 Anatoly Sokolov <aesok@post.ru>
2800
2801 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2802 (*swap): Remove.
2803 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2804 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2805 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2806 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2807 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2808 peephole2's): Replace unspec with rotate.
2809 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2810
28112008-11-02 Richard Guenther <rguenther@suse.de>
2812
2813 PR tree-optimization/37991
2814 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2815 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2816 (set_ssa_val_to): Print if the value changed.
2817 (simplify_binary_expression): Strip useless conversions.
2818
28192008-11-01 Hans-Peter Nilsson <hp@axis.com>
2820
2821 PR target/37939
2822 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2823 operand.
2824
28252008-11-01 Richard Guenther <rguenther@suse.de>
2826
2827 PR middle-end/37976
2828 * builtins.c (fold_builtin_strspn): Return a size_t.
2829 (fold_builtin_strcspn): Likewise.
2830
28312008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2832
2833 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2834 attribute for struct return convention.
2835
28362008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2837
2838 * config/rs6000/crtsavres.asm: Really, really delete.
2839
28402008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2841
2842 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2843 problem.
2844 (rs6000_emit_prologue): Invert logic.
2845 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2846 (reg:P 11) instead of match_operand.
2847 (*save_fpregs_<mode>): Likewise.
2848 (*restore_gpregs_<mode>): Likewise.
2849 (*return_and_restore_gpregs_<mode>): Likewise.
2850 (*return_and_restore_fpregs_<mode>): Likewise.
2851 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2852 (reg:P 11) insted of match_operand.
2853 (*restore_gpregs_spe): Likewise.
2854 (*return_and_restore_gpregs_spe): Likewise.
2855
28562008-10-28 Luis Machado <luisgpm@br.ibm.com>
2857
2858 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2859 list of word switches that take args.
2860
28612008-10-30 Jakub Jelinek <jakub@redhat.com>
2862
2863 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2864 (s390_output_pool_entry): Call it through for_each_rtx.
2865
2866 PR middle-end/37730
2867 * expr.c (store_constructor): For vectors, if target is a MEM, use
2868 target's MEM_ALIAS_SET instead of elttype alias set.
2869
28702008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2871
2872 PR target/37909
2873 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2874 no address.
2875
28762008-10-29 David Edelsohn <edelsohn@gnu.org>
2877
2878 PR target/37878
2879 * config/rs6000/predicates.md (word_offset_memref_operand):
2880 Restructure code and look inside auto-inc/dec addresses.
2881
28822008-10-29 Steve Ellcey <sje@cup.hp.com>
2883
2884 PR target/32277
2885 * libgcov.c (__gcov_indirect_call_profiler): Check
2886 TARGET_VTABLE_USES_DESCRIPTORS.
2887
28882008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2889
2890 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2891 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2892 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2893 offset if eliminating soft frame pointer.
2894 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2895 (stack_protect_test_si): Add initial machine description
2896 for Stack Smashing Protector
2897
28982008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2899
2900 PR 11492
2901 * c-common.c (min_precision): Move to...
2902 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2903 * tree.h (tree_int_cst_min_precision): Declare.
2904 * c-common.h (min_precision): Delete declaration.
2905 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2906 multiplication of non-negative integer constants.
2907 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2908 tree_int_cst_min_precision.
2909 (finish_enum): Likewise.
2910
29112008-10-29 Joseph Myers <joseph@codesourcery.com>
2912
2913 PR middle-end/36578
2914 * convert.c (convert_to_real): Do not optimize conversions of
2915 binary arithmetic operations between binary and decimal
2916 floating-point types. Consider mode of target type in determining
2917 decimal type for arithmetic. Unless
2918 flag_unsafe_math_optimizations, do not optimize binary conversions
2919 where this may change rounding behavior.
2920 * real.c (real_can_shorten_arithmetic): New.
2921 * real.h (real_can_shorten_arithmetic): Declare.
2922
29232008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2924
2925 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2926 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2927 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2928 appropriate.
2929 (must_save_p): For some workarounds, interrupts need to clobber a
2930 P register.
2931 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2932 and LC1 for WA_05000257.
2933 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2934 WA_05000283 and WA_05000315.
2935 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2936 (movbi): Add alternative to set CC to 1; improve code for setting
2937 CC to 0.
2938 (dummy_load): New pattern.
2939
29402008-10-29 Jakub Jelinek <jakub@redhat.com>
2941
2942 PR middle-end/37870
2943 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2944 BLKmode for non-memory, convert using a wider MODE_INT mode
2945 or through memory.
2946
2947 PR middle-end/37913
2948 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2949 that haven't been removed yet.
2950
29512008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2952
2953 * config/bfin/bfin.c (struct machine_function): New member
2954 has_loopreg_clobber.
2955 (bfin_expand_movmem): Set it when generating memcpy insns.
2956 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2957 expand_epilogue_reg_restore): If we have hardware loops,
2958 memcpy insns (indicated by has_loopreg_clobber) or function
2959 calls, we need to save the loop registers.
2960
29612008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2962
2963 * config/i386/i386.c (core2_cost): Fix typos in comments.
2964
29652008-10-28 Jakub Jelinek <jakub@redhat.com>
2966
2967 PR c/37924
2968 * combine.c (make_compound_operation): Don't call make_extraction with
2969 non-positive length.
2970 (simplify_shift_const_1): Canonicalize count even if complement_p.
2971
29722008-10-28 Joseph Myers <joseph@codesourcery.com>
2973
2974 * convert.c (strip_float_extensions): Do not remove or introduce
2975 conversions between binary and decimal floating-point types.
2976
29772008-10-28 Jakub Jelinek <jakub@redhat.com>
2978
2979 PR middle-end/37931
2980 * fold-const.c (distribute_bit_expr): Convert common, left and
2981 right arguments to type.
2982
29832008-10-28 Nick Clifton <nickc@redhat.com>
2984
2985 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2986 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2987 call_really_used_regs array rather than the call_used_regs array.
2988 (mn10300_get_live_callee_saved_regs, expand_prologue,
2989 expand_epilogue, output_tst): Likewise.
2990
29912008-10-27 Jakub Jelinek <jakub@redhat.com>
2992
2993 PR target/37378
2994 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2995 (df_get_entry_block_def_set): Neither here.
2996 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2997
2998 PR tree-optimization/37879
2999 * predict.c (tree_estimate_probability): Check if last_stmt is
3000 non-NULL before dereferencing it.
3001
30022008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3003
3004 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
3005 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
3006 (ira_fast_allocation): Remove the prototype.
3007
3008 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
3009 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
3010 (color_pass): Modify the updated costs.
3011 (ira_color): Rename to color. Make it static.
3012 (ira_fast_allocation): Rename to fast_allocation. Make it static.
3013 (ira_color): New function.
3014
3015 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
3016 change.
3017
3018 * ira-lives.c (last_call_num, allocno_saved_at_call): New
3019 variables.
3020 (set_allocno_live, clear_allocno_live, mark_ref_live,
3021 mark_ref_dead): Invalidate corresponding element of
3022 allocno_saved_at_call.
3023 (process_bb_node_lives): Increment last_call_num. Setup
3024 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
3025 allocno was already saved.
3026 (ira_create_allocno_live_ranges): Initiate last_call_num and
3027 allocno_saved_at_call.
3028
3029 * ira-build.c (ira_create_allocno): Initiate
3030 ALLOCNO_UPDATED_COVER_CLASS_COST.
3031 (create_cap_allocno, propagate_allocno_info,
3032 remove_unnecessary_allocnos): Remove setting updated costs.
3033 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
3034
3035 * ira.c (ira): Don't call ira_fast_allocation.
3036
3037 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
3038 updated costs.
3039
30402008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3041
3042 PR middle-end/37813
3043 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
3044
3045 * ira-int.h (ira_hard_regno_cover_class): New.
3046
3047 * ira-lives.c (mark_reg_live, mark_reg_dead,
3048 process_bb_node_lives): Use ira_hard_regno_cover_class.
3049
3050 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
3051 (setup_hard_regno_cover_class): New function.
3052 (ira_init): Call setup_hard_regno_cover_class.
3053
3054 * ira-costs.c (cost_class_nums): Add comment.
3055 (find_allocno_class_costs): Initiate cost_class_nums.
3056 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
3057
30582008-10-27 Vladimir Makarov <vmakarov@redhat.com>
3059
3060 PR middle-end/37884
3061 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
3062 Rename to copy_info_to_removed_store_destinations. Propagate
3063 conflict hard regs and register stack attribute.
3064
30652008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3066
3067 PR middle-end/37316
3068 * pa.c (function_arg_padding): Pad complex and vector types
3069 upward in 64-bit runtime.
3070 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
3071
30722008-10-26 Matthias Klose <doko@ubuntu.com>
3073
3074 * doc/install.texi: Document requirements on antlr.
3075
30762008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3077
3078 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
3079 first.
3080
30812008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3082
3083 PR target/37841
3084 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
3085 is defined, use it to modify the constant offset.
3086
3087 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
3088
3089 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
3090 and short arguments to the correct location as mandated by the ABI.
3091
30922008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3093
3094 PR rtl-optimization/37769
3095 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
3096
30972008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
3098
3099 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
3100 unwind-dw2-Os-4-200.o.
3101
31022008-10-24 Joseph Myers <joseph@codesourcery.com>
3103
3104 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
3105 (convert_for_assignment): Remove ic_argpass_nonproto cases.
3106
31072008-10-24 Jakub Jelinek <jakub@redhat.com>
3108
3109 PR tree-optimization/36038
3110 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
3111 add sizetype IV with initial value zero instead of pointer type.
3112
31132008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3114
3115 PR c/7543
3116 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
3117 around bit operation.
3118 * profile.c (is_edge_inconsistent): Likewise.
3119 * fold-const.c (truth_value_p): Move from here...
3120 * tree.h (truth_value_p): ... to here.
3121 * c-tree.h (c_expr): Update description of original_code.
3122 * c-typeck.c (parser_build_unary_op): Set original_code.
3123 (parser_build_binary_op): Update call to warn_about_parentheses.
3124 * c-common.c (warn_about_parentheses): Take two additional
3125 arguments of the operands. Use a switch. Quote operators
3126 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
3127 Add warning about !x | y and !x & y.
3128 * c-common.h (warn_about_parentheses): Update declaration.
3129
31302008-10-24 Jakub Jelinek <jakub@redhat.com>
3131
3132 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
3133 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
3134 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
3135 New variables.
3136 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
3137 (check-%): For test targets listed in lang_checks_parallelized
3138 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
3139 run the testing in multiple make goals, possibly parallel, and
3140 afterwards run dg-extract-results.sh to merge the sum and log files.
3141
31422008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
3143
3144 * config/mips/mips.c (mips_canonicalize_move_class): New function.
3145 (mips_move_to_gpr_cost): Likewise.
3146 (mips_move_from_gpr_cost): Likewise.
3147 (mips_register_move_cost): Make more fine-grained.
3148
31492008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3150
3151 * graphite.c (graphite_apply_transformations): Check for
3152 -fgraphite-identity.
3153 * toplev.c (process_options): Add graphite_identity.
3154 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
3155
31562008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
3157
3158 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
3159 mulhisihl and mulhisihh builtins.
3160
3161 From Jie Zhang <jie.zhang@analog.com>
3162 * config/bfin/bfin.md (composev2hi): Put operands into vector
3163 with correct order.
3164
31652008-10-22 Chao-ying Fu <fu@mips.com>
3166
3167 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
3168
31692008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
3170
3171 From Mike Frysinger <michael.frysinger@analog.com>
3172 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
3173 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
3174 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
3175 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
3176 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
3177 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
3178 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
3179 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
3180 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
3181 __ADSPBF51x__ for all of them.
3182 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
3183 -mcpu bf512, bf514, bf516, and bf518.
3184 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
3185 bf512-none, bf514-none, bf516-none, and bf518-none.
3186 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
3187 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
3188 * doc/invoke.texi (Blackfin Options): Document that
3189 -mcpu now accepts bf512, bf514, bf516, and bf518.
3190
31912008-10-22 Jakub Jelinek <jakub@redhat.com>
3192
3193 PR middle-end/37882
3194 * fold-const.c (build_range_type): For 1 .. signed_max
3195 range call build_nonstandard_inter_type if signed_type_for
3196 returned a type with bigger precision.
3197
31982008-10-22 Richard Guenther <rguenther@suse.de>
3199
3200 * tree.def (COMPLEX_TYPE): Constrain element type.
3201 * tree.c (build_complex_type): Assert that.
3202 * tree-ssa-structalias.c (could_have_pointers): Complex types
3203 cannot have pointers.
3204
32052008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3206
3207 PR c/30949
3208 * c-typeck.c (convert_for_assignment): Do not give declaration's
3209 location for builtins. Spell out which type was expected and which
3210 was given.
3211
32122008-10-22 Nick Clifton <nickc@redhat.com>
3213
3214 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
3215 the fdpic register to be a target when running in fdpic mode.
3216
c95b2534 32172008-10-22 Rafael Espindola <espindola@google.com>
a5f061dc
RG
3218
3219 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
3220 newly created statements.
3221
32222008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
3223
3224 PR target/37633
3225 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
3226 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
3227 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
3228
32292008-10-22 Jakub Jelinek <jakub@redhat.com>
3230
3231 PR target/37880
3232 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
3233 Adjust -mcmodel=medium description for 2005-07-31 changes.
3234
32352008-10-22 Jan Hubicka <jh@suse.cz>
3236 Jakub Jelinek <jakub@redhat.com>
3237
3238 PR middle-end/35853
3239 * doc/invoke.texi: Remove references to obsoleted -d dumps.
3240
32412008-10-21 Richard Henderson <rth@redhat.com>
3242
3243 PR 37815
3244 * emit-rtl.c (get_spill_slot_decl): Export.
3245 * emit-rtl.h (get_spill_slot_decl): Declare.
3246 * var-tracking.c (vt_add_function_parameters): Relax assertion
3247 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3248
32492008-10-21 Bob Wilson <bob.wilson@acm.org>
3250
3251 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3252 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3253 of from insn.
3254
32552008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3256
3257 PR middle-end/37669
3258 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3259 processed by get_maxval_strlen.
3260
32612008-10-21 David Edelsohn <edelsohn@gnu.org>
3262
3263 PR target/35485
3264 * tree.c (get_file_function_name): Copy first_global_object_name.
3265 Centralize call to clean_symbol_name.
3266
32672008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3268
3269 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3270 * config/svr4.h (SVR4_ASM_SPEC): New.
3271 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3272 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3273
3274 * doc/invoke.texi (Option Summary): Add -T to linker options.
3275 (Link Options): Document -T.
3276
32772008-10-21 Jakub Jelinek <jakub@redhat.com>
3278
3279 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3280 debugging hack.
3281
3282 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3283
3284 PR debug/37020
3285 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3286
32872008-10-20 Daniel Berlin <dberlin@dberlin.org>
3288
3289 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3290 part of expression.
3291
32922008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3293
3294 * doc/install.texi: Fix typos in previous patch.
3295
32962008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3297
3298 * doc/install.texi: Document in-tree building of gcc and mpfr.
3299
33002008-10-19 Richard Guenther <rguenther@suse.de>
3301
3302 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3303
33042008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3305
3306 PR c/30260
3307 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3308 (build_enumerator): Convert enumerators that fit in integer to
3309 integer type.
3310
33112008-10-18 Uros Bizjak <ubizjak@gmail.com>
3312
3313 * config/i386/i386.md (unnamed peephole2): Do not force memory
3314 operands of arith or logical instructions into registers for
3315 non-TARGET_READ_MODIFY targets.
3316
3317 (ffs_cmove): Change operand 0 predicate to register_operand.
3318 Change operand 1 predicate to nonimmediate_operand.
3319 (ffsdi2): Ditto.
3320 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3321
33222008-10-18 Richard Guenther <rguenther@suse.de>
3323
3324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3325 VIEW_CONVERT_EXPR case against invalid gimple.
3326
33272008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3328
3329 * c-parser.c (c_parser_binary_expression): Silence the
3330 uninitialized variable warning emitted for binary_loc.
3331
33322008-10-16 Daniel Berlin <dberlin@dberlin.org>
3333
3334 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3335 translation cache.
3336
33372008-10-16 Joseph Myers <joseph@codesourcery.com>
3338
3339 PR c/33192
3340 * c-typeck.c (build_unary_op): Use omit_one_operand for
3341 IMAGPART_EXPR of real argument.
3342
33432008-10-16 Jakub Jelinek <jakub@redhat.com>
3344
3345 PR tree-optimization/37664
3346 * fold-const.c (fold_binary): When optimizing comparison with
3347 highest or lowest type's value, don't consider TREE_OVERFLOW.
3348
33492008-10-16 David Edelsohn <edelsohn@gnu.org>
3350
3351 PR target/35483
3352 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3353 * coverage.c: Include tm_p.h.
3354 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3355 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3356 dollar signs from PREFIX.
3357 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3358 instead of manual strip_name_encoding.
3359
33602008-10-16 Richard Guenther <rguenther@suse.de>
3361
3362 PR middle-end/37418
3363 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3364 volatile qualified functions or methods as relevant.
3365
33662008-10-16 Jakub Jelinek <jakub@redhat.com>
3367
3368 PR tree-optimization/37525
3369 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3370 sizetype unsigned constants, both in the case of C and bounds.
3371
33722008-10-15 Jan Hubicka <jh@suse.cz>
3373
3374 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3375
33762008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3377
3378 PR target/37633
3379 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3380 HARD_REGNO_CALL_PART_CLOBBERED.
3381
33822008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3383
3384 PR middle-end/37535
3385 * ira-lives.c (mark_early_clobbers): Remove.
3386 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3387 check_and_make_def_conflicts,
3388 make_early_clobber_and_input_conflicts,
3389 mark_hard_reg_early_clobbers): New functions.
3390 (process_bb_node_lives): Call
3391 make_early_clobber_and_input_conflicts and
3392 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3393
3394 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3395 early clobbers of pseudo-registers.
3396
33972008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3398
3399 PR middle-end/37674
3400 * ira-build.c (ira_flattening): Recalculate
3401 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3402 from the scratch instead of the propagation.
3403
34042008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3405
3406 * doc/rtl.texi (const_double): Remove the "addr" operand.
3407 Describe CONST_DOUBLE_* macros under const_double rather
3408 than const_vector.
3409 (const_fixed): Fix the operand description.
3410 (const): Add an @findex directive.
3411 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3412 after the constant rtl table.
3413 (fix): Combine floating-point and fixed-point descriptions.
3414 Fix hyphenation.
3415 * sched-deps.c (sched_analyze_2): Remove reference to
3416 CONST_DOUBLE_CHAIN.
3417
34182008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3419
3420 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3421 UNSPEC_GOTSYM_OFFs.
3422 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3423 for UNSPEC_GOTSYM_OFFs.
3424 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3425 (add_GOT_to_pic_reg): Use it.
3426 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3427
34282008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3429 Harsha Jagasia <harsha.jagasia@amd.com>
3430
3431 PR tree-optimization/37485
3432 * graphite.c (gmp_cst_to_tree): Moved.
3433 (iv_stack_entry_is_constant): New.
3434 (iv_stack_entry_is_iv): New.
3435 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3436 (loop_iv_stack_insert_constant): New.
3437 (loop_iv_stack_pop): Use new datatpype.
3438 (loop_iv_stack_get_iv): Same.
3439 (loop_iv_stack_get_iv_from_name): Same.
3440 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3441 (loop_iv_stack_patch_for_consts): New.
3442 (loop_iv_stack_remove_constants): New.
3443 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3444 (translate_clast): Call loop_iv_stack_patch_for_consts and
3445 loop_iv_stack_remove_constants.
3446 (gloog): Use new datatype. Redirect construction edge to end
3447 block to avoid accidental deletion.
3448 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3449 iv stack entry.
3450 (union iv_stack_entry_data): New. Data in iv stack entry.
3451 (struct iv_stack_entry): New. Datatype for iv stack entries.
3452
34532008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3454
3455 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3456 * graphite.c (free_scop): Same.
3457 (build_scops): Same.
3458 (free_scattering): New.
3459 (build_cloog_prog): Call free_scattering.
3460 (patch_phis_for_virtual_defs): Fix memleak.
3461 (graphite_trans_bb_strip_mine): Same.
3462 (limit_scops): Same.
3463
34642008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3465 Harsha Jagasia <harsha.jagasia@amd.com>
3466
3467 PR tree-optimization/37828
3468 * graphite.c (graphite_trans_loop_block): Do not loop block
3469 single nested loops.
3470
34712008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3472
3473 PR tree-optimization/37686
3474 * tree-loop-linear.c (linear_transform_loops): Build a
3475 loop nest vector. Pass it to lambda_compute_access_matrices.
3476 * tree-data-ref.h (struct access_matrix): Store the loop nest
3477 relative to which it encodes the information.
3478 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3479 (am_vector_index_for_loop): Reimplemented: iterate over the
3480 loop nest for finding the loop index in the access matrix.
3481 (lambda_compute_access_matrices): Update declaration.
3482 * lambda-code.c (build_access_matrix): Pass the loop nest and
3483 record it.
3484 (lambda_compute_access_matrices): Same.
3485
34862008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3487
3488 * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3489 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3490 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3491 already implies hard float. Also fix several insn condition
3492 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3493
34942008-10-15 David Edelsohn <edelsohn@gnu.org>
3495
3496 PR target/35483
3497 Based on patches by Laurent Vivier.
3498 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3499 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3500 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3501 dollar sign to underscore.
3502 (ASM_OUTPUT_EXTERNAL): Same.
3503 (ASM_OUTPUT_LABELREF): New.
3504 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3505
3506 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3507 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3508 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3509 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3510
35112008-10-15 Jakub Jelinek <jakub@redhat.com>
3512
3513 PR tree-optimization/36881
3514 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3515 that each value doesn't need runtime relocations, for !flag_pic
3516 check that each value is just a valid initializer constant.
3517
35182008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3519
3520 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3521 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3522 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3523 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3524 GR_AND_ACC_REGS.
3525 (REG_CLASS_NAMES): Update accordingly.
3526 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3527 rather than an unpredictable descriptive string.
3528 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3529 (mips_register_move_cost): Check for specific COP*_REGS classes,
3530 instead of ALL_COP_AND_GR_REGS.
3531 (mips_ira_cover_classes): New function.
3532 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3533 (TARGET_IRA_COVER_CLASSES): Define.
3534
35352008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3536
3537 PR c++/37553
3538 * tree.c (build_type_attribute_qual_variant): Hash on the
3539 unqualified type, and don't overwrite an existing
3540 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3541 allow distinguishing between wchar_t and its underlying type. This
3542 also means that we'll retain a little more typedef information.
3543
35442008-10-14 Andrey Belevantsev <abel@ispras.ru>
3545 Dmitry Melnik <dm@ispras.ru>
3546 Dmitry Zhurikhin <zhur@ispras.ru>
3547 Alexander Monakov <amonakov@ispras.ru>
3548 Maxim Kuvyrkov <maxim@codesourcery.com>
3549
3550 * target.h (struct gcc_target): Update prototypes of needs_block_p
3551 and gen_spec_check.
3552 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3553 * sel-sched.c (create_speculation_check): Likewise.
3554 * doc/tm.texi: Provide documentation for new target hooks.
3555
3556 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3557 (ia64_gen_spec_insn): Removed.
3558 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3559 ia64_gen_spec_check): New static functions.
3560 (ia64_alloc_sched_context, ia64_init_sched_context,
3561 ia64_set_sched_context, ia64_clear_sched_context,
3562 ia64_free_sched_context, ia64_get_insn_spec_ds,
3563 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3564 (ia64_needs_block_p): Change prototype.
3565 (ia64_gen_check): Rename to ia64_gen_spec_check.
3566 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3567 into declaration, add special memory dependencies handling.
3568 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3569 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3570 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3571 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3572 Define new target hooks.
3573 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3574 (ia64_optimization_options): Turn on selective scheduling with -O3,
3575 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3576 default with selective scheduling.
3577 (ia64_override_options): Initialize align_loops and align_functions
3578 to 32 and 64, respectively. Set global selective scheduling flags
3579 according to target-dependent flags.
3580 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3581 (group_barrier_needed): Use new mstop-bit-before-check flag.
3582 Add heuristic.
3583 (dfa_state_size): Make global.
3584 (spec_check_no, max_uid): Remove.
3585 (mem_ops_in_group, current_cycle): New variables.
3586 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3587 Initialize new variables.
3588 (is_load_p, record_memory_reference): New functions.
3589 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3590 reached.
3591 (ia64_variable_issue): Change use of current_sched_info to
3592 sched_deps_info. Update comment. Note if a load or a store is issued.
3593 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3594 advance if maximal number of loads or stores was issued on current
3595 cycle.
3596 (scheduled_good_insn): New static helper function.
3597 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3598 a group barrier is needed. Fix vertical spacing. Guard the code
3599 doing state transition with last_scheduled_insn check.
3600 Mark that a stop bit should be before current insn if there was a
3601 cycle advance. Update current_cycle and mem_ops_in_group.
3602 (ia64_h_i_d_extended): Change use of current_sched_info to
3603 sched_deps_info. Reallocate stops_p by larger chunks.
3604 (struct _ia64_sched_context): New structure.
3605 (ia64_sched_context_t): New typedef.
3606 (ia64_alloc_sched_context, ia64_init_sched_context,
3607 ia64_set_sched_context, ia64_clear_sched_context,
3608 ia64_free_sched_context): New static functions.
3609 (gen_func_t): New typedef.
3610 (get_spec_load_gen_function): New function.
3611 (SPEC_GEN_EXTEND_OFFSET): Declare.
3612 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3613 (get_mode_no_for_insn): Change the condition that prevents use of
3614 special hardware registers so it can now handle pseudos.
3615 (get_spec_unspec_code): New function.
3616 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3617 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3618 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3619 during selective scheduling.
3620 (ia64_speculate_insn): Use ds_get_speculation_types when
3621 determining whether we need to change the pattern.
3622 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3623 (ia64_spec_check_src_p): Support new speculation/check codes.
3624 (struct bundle_state): New field.
3625 (issue_nops_and_insn): Initialize it.
3626 (insert_bundle_state): Minimize mid-bundle stop bits.
3627 (important_for_bundling_p): New function.
3628 (get_next_important_insn): Use important_for_bundling_p.
3629 (bundling): When shifting TImode from unimportant insns, ignore
3630 also group barriers. Assert that best state is found before
3631 the backward bundling pass. Print number of mid-bundle stop bits.
3632 Minimize mid-bundle stop bits. Check correct calculation of
3633 mid-bundle stop bits.
3634 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3635 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3636 a new cycle.
3637 (sel2_run): New variable.
3638 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3639 selective scheduling pass instead of schedule_ebbs.
3640
3641 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3642 (UNSPEC_LDS_A): New UNSPEC.
3643 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3644 movti_internal, movsf_internal, movdf_internal,
3645 movxf_internal): Make visible. Add speculable* attributes.
3646 (output_c_nc): New mode attribute.
3647 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3648 mov<mode>_nc, zero_extend<mode>di2_nc,
3649 advanced_load_check_nc_<mode>): New insns.
3650 (zero_extend*): Add speculable* attributes.
3651
3652 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3653 (msched-stop-bits-after-every-cycle): Likewise.
3654 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3655 Likewise.
3656 (msched-spec-verbose): Remove.
3657 (msched-prefer-non-data-spec-insns,
3658 msched-prefer-non-control-spec-insns,
3659 msched-count-spec-in-critical-path,
3660 msel-sched-dont-check-control-spec): Use Target Report Var
3661 instead of Common Report Var.
3662
3663 * config/ia64/itanium2.md: Remove incorrect bypass.
3664
3665 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3666
36672008-10-14 Jakub Jelinek <jakub@redhat.com>
3668
3669 PR middle-end/37805
3670 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3671 and -fhelp=separate.
3672
36732008-10-14 Ben Elliston <bje@au.ibm.com>
3674
3675 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3676
36772008-10-13 Joseph Myers <joseph@codesourcery.com>
3678
3679 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3680 non-integer modes.
3681
36822008-10-13 Matthias Klose <doko@ubuntu.com>
3683
3684 * config/pa/linux-atomic.c: Work around missing header file
3685 for hppa64-linux-gnu targets.
3686
36872008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
c95b2534 3688 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
a5f061dc
RG
3689 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3690 Grace Cao <grace_cao@playstation.sony.com>
3691
3692 * doc/invoke.texi (-mgen-cell-microcode): Document.
3693 (-mwarn-cell-microcode): Document.
3694 * cfglayout.c (locator_location): Export.
3695 * rtl.h (locator_location): Define prototype.
3696 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3697 New predicate.
3698 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3699 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3700 (mwarn-cell-microcode): New option.
3701 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3702 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3703 cell and not already set.
3704 Turn off string instructions if not generating cell microcode.
3705 (rs6000_final_prescan_insn): New function that warns about microcoded
3706 instructions.
3707 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3708 * config/rs6000/rs6000.md
3709 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3710 the instruction would have been microcoded on the Cell. Set
3711 cell_micro to always on unnamed patterns for the string instructions.
3712 (cell_micro): Update definition, remove load/store conditional
3713 microcoded.
3714 (sign_extend:DI): Define new pattern for non microcoded version.
3715 (sign_extend:SI): Likewise.
3716 (compare (div:P)): Set cell_micro to not.
3717 (andsi3): Define as an expand.
3718 (andsi3_mc): New pattern.
3719 (andsi3_nomc): New pattern.
3720 (andsi3_internal0_nomc): New pattern.
3721 (andsi3_internal2): Rename to ...
3722 (andsi3_internal2_mc): this and enable iff generating microcode.
3723 (andsi3_internal3): Rename to ...
3724 (andsi3_internal3_mc): this and enable iff generating microcode.
3725 (andsi3_internal4): Enable iif generating microcode.
3726 (andsi3_internal5): Rename to ..
3727 (andsi3_internal5_mc): this and enable iff generating microcode.
3728 (andsi3_internal5_nomc): New pattern.
3729 (extzvdi_internal1): Enable iff generating microcode.
3730 (extzvdi_internal2): Likewise.
3731 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3732 (anddi3): Change to expand.
3733 (anddi3_mc): Rename from anddi3.
3734 (anddi3_no_mc): New pattern.
3735 (anddi3_internal2): Rename to ..
3736 (anddi3_internal2_mc): this and enable iff generating microcode.
3737 (anddi3_internal2_nomc): New pattern.
3738 (anddi3_internal3): Rename to ..
3739 (anddi3_internal3_mc): this and enable iff generating microcode.
3740 (anddi3_internal3_nomc): New pattern.
3741 (movti_string): Set cell_micro to always if TARGET_STRING.
3742 (stmsi8): Set cell_micro to always.
3743 (stmsi7): Likewise.
3744 (stmsi6): Likewise.
3745 (stmsi5): Likewise.
3746 (stmsi4): Likewise.
3747 (stmsi3): Likewise.
3748 (stmsi8_power): Likewise.
3749 (stmsi7_power): Likewise.
3750 (stmsi6_power): Likewise.
3751 (stmsi5_power): Likewise.
3752 (stmsi4_power): Likewise.
3753 (stmsi3_power): Likewise.
3754 (movsi_update2): Enable iff generating microcode.
3755 (movhi_update3): Likewise.
3756 (lmw): Set cell_micro to always.
3757
37582008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3759
3760 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3761 * config/s390/s390.c (machine_function): Remove
3762 decomposed_literal_pool_addresses_ok_p.
3763 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3764 the difference of two labels.
3765 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3766 (s390_pool_offset): New function.
3767 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3768 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3769
37702008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3771
3772 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3773 (powerpc*-*-linux-gnu*): Describe.
3774 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3775 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3776 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3777 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3778 config/rs6000/e500crtres32gpr.asm,
3779 config/rs6000/e500crtres64gpr.asm,
3780 config/rs6000/e500crtres64gprctr.asm,
3781 config/rs6000/e500crtrest32gpr.asm,
3782 config/rs6000/e500crtrest64gpr.asm,
3783 config/rs6000/e500crtresx32gpr.asm,
3784 config/rs6000/e500crtresx64gpr.asm,
3785 config/rs6000/e500crtsav32gpr.asm,
3786 config/rs6000/e500crtsav64gpr.asm,
3787 config/rs6000/e500crtsav64gprctr.asm,
3788 config/rs6000/e500crtsavg32gpr.asm,
3789 config/rs6000/e500crtsavg64gpr.asm,
3790 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3791 * config/rs6000/crtsavres.asm: Really remove.
3792
37932008-10-13 Kai Tietz <kai.tietz@onevision.com>
3794
3795 Fix PR/25502
3796 * c-format.c (convert_format_name_to_system_name): Use
3797 TARGET_OVERRIDES_FORMAT_INIT.
3798 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3799 * config/i386/mingw.opt: New.
3800 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3801 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3802 (ms_printf_length_specs): Removed const specifier.
3803 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3804 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3805
38062008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3807
3808 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3809 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3810
c95b2534 38112008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
3812
3813 PR middle-end/37808
3814 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3815 sure that ref has valid bb.
3816
38172008-10-12 Richard Henderson <rth@redhat.com>
3818
3819 PR middle-end/37447
3820 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3821 * alias.c (value_addr_p, stack_addr_p): Remove.
3822 (nonoverlapping_memrefs_p): Remove IRA special case.
3823 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3824 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3825 * reload1.c (alter_reg): Use it.
3826
38272008-10-12 Uros Bizjak <ubizjak@gmail.com>
3828
3829 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3830 of registers instead of eax, ebx, ecx and edx. Use for loop
3831 and check register for non-zero value before the call
3832 to decode_caches_intel.
3833
c95b2534 38342008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
3835
3836 PR rtl-optimization/37448
3837 * df.h (df_ref_class): New enum.
3838 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3839 (struct df_ref): Replaced with union df_ref_d.
3840 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3841 New members of df_ref_d union.
3842 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3843 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3844 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3845 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3846 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3847 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3848 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3849 (df_scan_bb_info, df_bb_regno_first_def_find,
3850 df_bb_regno_last_def_find, df_find_def, df_find_use,
3851 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3852 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3853 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3854 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3855 Replaced struct df_ref * with df_ref.
3856 * df-scan.c (df_collection_rec, df_null_ref_rec,
3857 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3858 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3859 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3860 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3861 df_reorganize_refs_by_reg_by_reg,
3862 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3863 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3864 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3865 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3866 df_bb_refs_record, df_exit_block_uses_collect,
3867 df_record_exit_block_uses, df_reg_chain_mark,
3868 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3869 df_ref * with df_ref.
3870 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3871 df_ref_class parameter.
3872 (df_scan_problem_data): Added new pools for different types of refs.
3873 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3874 df_ref_create_structure): Processed new ref pools.
3875 (df_scan_start_dump): Added counts of refs and insns.
3876 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3877 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3878 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3879 code to pass df_ref_class down to ref creation functions.
3880 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3881 df_reg_chain_mark): Use macros to hide references to df_refs.
3882 (df_ref_chain_change_bb): Removed.
3883 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3884 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3885 Enhanced to understand df_ref union structure.
3886 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3887 all_uses_available_at, update_df, try_fwprop_subst,
3888 forward_propagate_subreg, forward_propagate_and_simplify,
3889 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3890 df_ref * with df_ref.
3891 (use_killed_between, all_uses_available_at): Use macros to hide
3892 references to df_refs.
3893 * regstat.c (regstat_bb_compute_ri,
3894 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3895 df_ref.
3896 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3897 see_handle_relevant_refs, see_analyze_one_def,
3898 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3899 struct df_ref * with df_ref.
3900 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3901 global_conflicts): Replaced struct df_ref * with df_ref.
3902 * ddg.c (create_ddg_dep_from_intra_loop_link,
3903 add_cross_iteration_register_deps, build_inter_loop_deps):
3904 Replaced struct df_ref * with df_ref.
3905 (create_ddg_dep_from_intra_loop_link,
3906 add_cross_iteration_register_deps): Use macros to hide references
3907 to df_refs.
3908 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3909 df_ref * with df_ref.
3910 * df-core.c (df_bb_regno_first_def_find,
3911 df_bb_regno_last_def_find, df_find_def, df_find_use,
3912 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3913 debug_df_ref): Replaced struct df_ref * with df_ref.
3914 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3915 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3916 df_ref.
3917 * web.c (union_defs, entry_register, replace_ref, web_main):
3918 Replaced struct df_ref * with df_ref.
3919 (union_defs, replace_ref): Use macros to hide references to df_refs.
3920 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3921 Replaced struct df_ref * with df_ref.
3922 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3923 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3924 Replaced struct df_ref * with df_ref.
3925 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3926 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3927 with df_ref.
3928 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3929 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3930 df_compute_accessed_bytes_strict_low_part,
3931 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3932 Replaced struct df_ref * with df_ref.
3933 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3934 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3935 df_ref * with df_ref.
3936 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3937 check_dependency, check_dependencies, record_uses): Replaced
3938 struct df_ref * with df_ref.
3939 (invariant_for_use, check_dependency): Use macros to hide
3940 references to df_refs.
3941 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3942 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3943 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3944 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3945 references to df_refs.
3946 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3947 with df_ref.
3948 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3949 * df-problems.c (df_rd_bb_local_compute_process_def,
3950 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3951 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3952 df_chain_remove_problem, df_chain_create_bb_process_use,
3953 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3954 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3955 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3956 df_byte_lr_simulate_artificial_refs_at_top,
3957 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3958 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3959 df_simulate_uses, df_simulate_artificial_refs_at_end,
3960 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3961 df_ref.
3962 (df_chain_dump): Use macros to hide references to df_refs.
3963 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3964 df_ref * with df_ref.
3965 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3966 mark_artificial_uses, mark_reg_dependencies,
3967 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3968
39692008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3970
3971 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3972 head comment.
3973 (array_ref_element_size): Likewise.
3974 (array_ref_low_bound): Likewise.
3975 (array_ref_up_bound): Likewise.
3976 * expr.c (contains_packed_reference): Likewise.
3977 (array_ref_element_size): Likewise.
3978 (array_ref_low_bound): Likewise.
3979 (array_ref_up_bound): Likewise.
3980 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3981 with ARRAY_RANGE_REF.
3982 (idx_find_step): Likewise.
3983 (idx_record_use): Likewise.
3984 (strip_offset_1): Likewise.
3985 (idx_remove_ssa_names): Likewise.
3986
39872008-10-11 Uros Bizjak <ubizjak@gmail.com>
3988 Andi Kleen <ak@linux.intel.com>
3989
3990 * config/i386/cpuid.h (__cpuid_count): New defines.
3991 * config/i386/driver-i386.c (struct cache_desc): New structure.
3992 (describe_cache): Use struct cache_desc to pass cache descriptions.
3993 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3994 (detect_caches_amd): Use struct cache_desc to describe caches.
3995 (decode_caches_intel): Use struct cache_desc to pass cache
3996 descriptions. Update descriptions to match latest (rev -032,
3997 December 2007) CPUID documentation. Do not check valid bit here.
3998 Check for Xeon MP value 0x49 problems.
3999 (detect_caches_cpuid2): New function, split from detect_caches_intel.
4000 Check valid bit before calling decode_caches_intel. Detect number
4001 of times to repeat CPUID instruction.
4002 (detect_caches_cpuid4): New function.
4003 (detect_caches_intel): Depending on max_level, call
4004 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
4005 only when other methods fail to provide valid L2 cache description.
4006
40072008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4008
4009 PR middle-end/37608
4010 * pa.md (call, call_value): Generate an rtx for register r4 and pass
4011 it to PIC call patterns.
4012 (call_symref_pic): Revise pattern to expose PIC register save. Remove
4013 code generation and attributes from pattern. Change peephole2 to
4014 split for noreturn case. Revise split pattern for non noreturn case.
4015 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
4016 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
4017 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
4018 asserts.
4019
40202008-10-11 David Edelsohn <edelsohn@gnu.org>
4021
4022 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
4023 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
4024 and fp_type.
4025 (divdf3): Reformat long line.
4026
40272008-10-11 Michael J. Eager <eager@eagercon.com>
4028
4029 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
4030 -mfpu options.
4031 (rs6000_handle_option): Process -mfpu options.
4032 * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
4033 (enum fpu_type_t): New.
4034 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
4035 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
4036 fp_type.
4037 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
4038 (floatdidf2): Add TARGET_SINGLE_FPU condition.
4039 * config/rs6000/rs6000.opt (-mfpu): New.
4040 (-mxilinx-fpu): New.
4041 * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
4042 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
4043 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
4044 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
4045 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
4046
40472008-10-11 Jakub Jelinek <jakub@redhat.com>
4048
4049 PR target/35760
4050 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
4051 LO_SUM on Darwin if mode has just one unit.
4052
40532008-10-10 H.J. Lu <hongjiu.lu@intel.com>
4054
4055 PR debug/37002
4056 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
4057 has been optimized out.
4058
40592008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
4060
4061 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
4062 instead of PIC_DIRECT_ADDR_P.
4063 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
4064 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
4065 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
4066 (PIC_OFFSET_P): Rename to...
4067 (PCREL_SYMOFF_P): ...this.
4068 (PIC_DIRECT_ADDR_P): Delete.
4069 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
4070 PIC_OFFSET_P.
4071 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
4072 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
4073 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
4074 * config/sh/sh.c (print_operand): Remove CONST handling.
4075 (unspec_caller_rtx_p): Rewrite to use split_const and check
4076 the operands of UNSPEC bases.
4077 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
4078 with (unspec [A B] UNSPEC_SYMOFF).
4079 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
4080 UNSPEC_PCREL_SYMOFF.
4081 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4082 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
4083 (UNSPEC_EXTRACT_U16): Likewise.
4084 (UNSPEC_SYMOFF): Likewise.
4085 (UNSPEC_PCREL_SYMOFF): Likewise.
4086 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
4087 of constants.
4088 (movsi_const_16bit): Likewise.
4089 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
4090 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
4091 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
4092 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
4093 with (unspec [A B] UNSPEC_SYMOFF).
4094 (symPLT_label2reg): Replace (minus A (minus B pc)) with
4095 (unspec [A B] PCREL_UNSPEC_SYMOFF).
4096 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
4097 (Csu): Likewise UNSPEC_EXTRACT_U16.
4098 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
4099 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
4100
41012008-10-10 Stepan Kasal <skasal@redhat.com>
4102
4103 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
4104 for loop strip mining and loop blocking.
4105
41062008-10-10 Alexandre Oliva <aoliva@redhat.com>
4107
4108 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
4109 vary types depending on debug info.
4110
41112008-10-10 Alexandre Oliva <aoliva@redhat.com>
4112
4113 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
4114 before ensuring it's already computed.
4115
41162008-10-09 Jakub Jelinek <jakub@redhat.com>
4117
4118 * rtl.h (locator_eq): New decl.
4119 * cfglayout.c (locator_scope): New function.
4120 (insn_scope): Use it.
4121 (locator_eq): New function.
4122 (fixup_reorder_chain): Search for last insn in src bb
4123 that has locator set or first insn in dest bb. Use
4124 locator_eq instead of == to compare locators.
4125 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
4126 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
4127 == to compare locators.
4128
4129 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
4130 as used.
4131 * gimple-low.c (lower_function_body, lower_gimple_return,
4132 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
4133 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
4134 goto_block on edges if goto_locus is known.
4135
4136 PR middle-end/37774
4137 * tree.h (get_object_alignment): Declare.
4138 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
4139 get_object_alignment if needed.
4140 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
4141 handling to ...
4142 (get_object_alignment): ... here. New function. Try harder to
4143 determine alignment from get_inner_reference returned offset.
4144
41452008-10-08 Jakub Jelinek <jakub@redhat.com>
4146
4147 * graphite.c (gloog): Don't call find_unreachable_blocks
4148 before delte_unreachable_blocks.
4149
4150 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
4151 goto_locus of true_edge into RTL locator.
4152
41532008-10-08 Uros Bizjak <ubizjak@gmail.com>
4154
4155 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
4156 (*jcc_btdi_mask_rex64): Ditto.
4157 (*jcc_btsi): Ditto.
4158 (*jcc_btsi_mask): Ditto.
4159 (*jcc_btsi_1): Ditto.
4160 (*jcc_btsi_mask_1): Ditto.
4161
41622008-10-08 Paul Brook <paul@codesourcery.com>
4163
4164 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
4165 compatible profiler (__gnu_mcount_nc).
4166 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4167
41682008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4169
4170 * config/i386/i386.c (initial_ix86_tune_features): Add
4171 X86_TUNE_USE_VECTOR_FP_CONVERTS.
4172 * config/i386/i386.h (ix86_tune_indices): Likewise.
4173 (TARGET_USE_VECTOR_FP_CONVERTS): New.
4174
4175 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
4176 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
4177 for FP to FP splitters.
4178
41792008-10-08 H.J. Lu <hongjiu.lu@intel.com>
4180
4181 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
4182 splitter.
4183
41842008-10-08 Jakub Jelinek <jakub@redhat.com>
4185
4186 PR target/36635
4187 PR target/37290
4188 PR rtl-optimization/37341
4189 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
4190 to ORIG_BB, pass through ORIG_BB recursively.
4191 (cse_condition_code_reg): Adjust caller.
4192
41932008-10-08 Kai Tietz <kai.tietz@onevision.com>
4194
4195 * sdbout.c (sdbout_one_type): Treat the value type
4196 CONST_DECL for enumerals.
4197
41982008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4199
4200 * config/i386/i386.md: Remove trailing white spaces.
4201
c95b2534 42022008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
4203
4204 PR rtl-optimization/37448
4205 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
4206 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
4207 Make unsigned long.
4208 (struct output_info) [count]: Renamed total_created and made
4209 unsigned long.
4210 (struct output_info) [size]: Renamed total_allocated and made
4211 unsigned long.
4212 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
4213 Properly keep track of desc->size.
4214 (print_statistics, dump_alloc_pool_statistics): Enhance the
4215 printing of statistics to print the number of elements and to use
4216 unsigned longs.
4217
42182008-10-07 Jakub Jelinek <jakub@redhat.com>
4219
4220 PR middle-end/37576
4221 * opts.h (CL_SAVE): Move up to flags range.
4222 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
4223 CL_COMMON): Renumber.
4224 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
4225 * opts.c (common_handle_option): Revert last change.
4226
42272008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4228
4229 * config/i386/i386-protos.h (ix86_schedule): New.
4230
4231 * config/i386/i386.c (ix86_schedule): New.
4232 (override_options): Add schedule to processor_alias_table. Set
4233 ix86_schedule from the schedule field in processor_alias_table.
4234 (ix86_function_specific_save): Save ix86_schedule.
4235 (ix86_function_specific_restore): Restore ix86_schedule.
4236
4237 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
4238 ix86_tune. Add none and remove i386, i486, pentium4, nocona
4239 and generic32.
4240
4241 * config/i386/i386.opt: Add schedule.
4242
4243 * config/i386/ppro.md: Remove generic32.
4244
42452008-10-07 Simon Martin <simartin@users.sourceforge.net>
4246
4247 PR c/35437
4248 * expr.c (count_type_elements): Handle ERROR_MARK.
4249
42502008-10-07 Jakub Jelinek <jakub@redhat.com>
4251
4252 PR debug/29609
4253 PR debug/36690
4254 PR debug/37616
4255 * basic-block.h (struct edge_def): Add goto_block field.
4256 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4257 one insn with locus corresponding to edge's goto_locus if !optimize.
4258 * profile.c (branch_prob): Copy edge's goto_block.
4259 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4260 emitted jumps.
4261 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4262 locator in between the merged basic blocks if !optimize and needed.
4263 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4264 goto_locus into RTL locator. For unconditional jump use that
4265 locator for the jump insn.
4266 (expand_gimple_cond): Convert goto_block and goto_locus into
4267 RTL locator for all remaining edges. For unconditional jump
4268 use that locator for the jump insn.
4269 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4270 there is more than one edge or insn locator along the forwarding
4271 edges and !optimize. If there is just one, set e->goto_locus.
4272 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4273 edge's goto_block.
4274 (move_block_to_fn): Adjust edge's goto_block.
4275
42762008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4277
4278 PR middle-end/37731
4279 * expmed.c (expand_mult): Properly check DImode constant in
4280 CONST_DOUBLE.
4281
42822008-10-07 Jakub Jelinek <jakub@redhat.com>
4283
4284 PR debug/37738
4285 * dwarf2out.c (common_block_die_table): New variable.
4286 (common_block_die_table_hash, common_block_die_table_eq): New
4287 functions.
4288 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4289 COMMON block in the current scope rather than globally. Optimize
4290 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4291 DW_OP_addr SYMBOL_REF+off.
4292
42932008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4294
4295 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4296 Return true for non-addressable GIMPLE operands.
4297
42982008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4299
4300 PR target/24765
4301 * config/i386/i386.c (initial_ix86_tune_features): Remove
4302 X86_TUNE_USE_BIT_TEST.
4303 * config/i386/i386.h (ix86_tune_indices): Likewise.
4304 (TARGET_USE_BIT_TEST): Removed.
4305
43062008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4307
4308 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4309
43102008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4311
4312 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4313 (mul<mode>3_mul3): ... into this new template.
4314
43152008-10-06 Aldy Hernandez <aldyh@redhat.com>
4316
4317 * gimplify.c (gimplify_arg): Add location argument. Use it.
4318 (gimplify_call_expr): Pass location to gimplify_arg.
4319 (gimplify_modify_expr_to_memcpy): Same.
4320 (gimplify_modify_expr_to_memset): Same.
4321
43222008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323
4324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4325 Update calls to build_unary_op and build_indirect_ref for location
4326 changes.
4327
43282008-10-06 Aldy Hernandez <aldyh@redhat.com>
4329
4330 build_modify_expr.
4331 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4332 * c-typeck.c (array_to_pointer_conversion): Pass location to
4333 build_unary_op.
4334 (function_to_pointer_conversion): Use error_at and warning_at.
4335 (build_indirect_ref): Same.
4336 (build_array_ref): Pass location to build_binary_op.
4337 (parser_build_unary_op): Do not set location after calling
4338 build_unary_op.
4339 (build_unary_op): Add location argument. Use it throughout. Set
4340 EXPR_LOCATION before returning new tree.
4341 (build_modify_expr): Same.
4342 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4343 returning node.
4344 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4345 build_indirect_ref, build_modify_expr.
4346 (c_finish_omp_for): Same. Use error_at instead of error.
4347 * c-common.c (c_common_truthvalue_conversion): Pass location to
4348 build_unary_op.
4349 (warn_for_div_by_zero): Add location argument.
4350 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4351 build_unary_op, warn_for_div_by_zero.
4352 * c-parser.c (c_parser_typeof_specifier): Use
4353 protected_set_expr_location.
4354 (c_parser_statement_after_labels): Same.
4355 (c_parser_condition): Same.
4356 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4357 (c_parser_conditional_expression): Use protected_set_expr_location.
4358 (c_parser_unary_expression): Pass location to build_indirect_ref.
4359 (c_parser_postfix_expression_after_primary): Pass location to
4360 build_indirect_ref, build_unary_op.
4361 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4362
43632008-10-06 Joshua Kinard <kumba@gentoo.org>
4364
4365 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4366 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4367 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4368 r14000 and r16000.
4369 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4370 (mips_issue_rate): Handle PROCESSOR_R10000.
4371 * config/mips/mips.md (cpu): Add r10000.
4372 Include r10000.md.
4373 * config/mips/10000.md: New file.
4374
43752008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4376
4377 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4378 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4379 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4380
43812008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4382
4383 * config/darwin-protos.h (machopic_function_base_name): Delete.
4384 (machopic_function_base_sym): Likewise.
4385 (machopic_gen_offset): Declare.
4386 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4387 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4388 * config/darwin.c (machopic_function_base_name): Delete.
4389 (machopic_function_base_sym): Likewise.
4390 (gen_pic_offset): Rename to...
4391 (machopic_gen_offset): ...this and remove the pic_base argument.
4392 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4393 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4394 crtl->uses_pic_offset_table.
4395 (machopic_indirect_data_reference): Use new machopic_gen_offset
4396 interface.
4397 (machopic_legitimize_pic_address): Likewise.
4398 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4399
4400 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4401 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4402 * config/i386/i386.c (output_set_got): Likewise.
4403 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4404 instead of a MINUS.
4405 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4406 (legitimate_address_p): Likewise.
4407 (output_pic_addr_const): Likewise.
4408 (output_addr_const_extra): Likewise.
4409 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4410 match an UNSPEC rather than a MINUS.
4411 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4412 (builtin_setjmp_receiver): Use machopic_gen_offset.
4413 * config/i386/predicates.md (pic_symbolic_operand): Handle
4414 UNSPEC_MACHOPIC_OFFSET.
4415
4416 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4417 Use machopic_gen_offset and machopic_operand_p.
4418 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4419 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4420 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4421 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4422 Set crtl->uses_pic_offset_table.
4423
44242008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4425
4426 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4427 Declare.
4428 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4429 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4430 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4431 (constant_pool_expr_p): Use split_const and check the base.
4432 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4433 instead of a MINUS.
4434 (legitimate_constant_pool_address_p): Check toc_relative_p
4435 instead of constant_pool_expr_p.
4436 (print_operand_address): Always use output_addr_const for
4437 constant pool addresses.
4438 (rs6000_output_addr_const_extra): New function.
4439 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4440
44412008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4442
4443 PR middle-end/37535
4444
4445 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4446 (mark_ref_live, mark_ref_dead): Use them.
4447 (def_conflicts_with_inputs_p): Remove.
4448 (mark_early_clobbers): New function.
4449 (process_bb_node_lives): Call preprocess_constraints and
4450 mark_early_clobbers.
4451
4452 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4453
44542008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4455
4456 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4457 lib with -mthread switch.
4458
44592008-10-05 Dodji Seketeli <dodji@redhat.com>
4460
4461 PR c++/37410
4462 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4463 function in two, making it call a new and reusable
4464 dwarf2out_imported_module_or_decl() that takes the containing
4465 BLOCK of the declaration in argument.
4466 (dwarf2out_imported_module_or_decl_real): New function.
4467 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4468 IMPORTED_DECL in account.
4469 * tree.def: Added IMPORTED_DECL node type.
4470 * tree.h: Added accessors for IMPORTED_DECL nodes.
4471 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4472
44732008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4474
4475 * doc/gimple.texi: Fix some typos, wrap some long lines,
4476 fix some broken wraps with continuations.
4477 * tree-ssa-reassoc.c: Fix comment typos.
4478
44792000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4480
4481 PR target/37603
4482 * pa.c (legitimize_pic_address): Force function labels to memory in
4483 word mode.
4484
44852008-10-04 Anton Blanchard <anton@samba.org>
4486
4487 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4488 (rs6000_split_atomic_op): Same.
4489 (rs6000_split_compare_and_swap): Same.
4490 (rs6000_split_compare_and_swapqhi): Same.
4491
44922008-10-04 Richard Guenther <rguenther@suse.de>
4493
4494 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4495 instead of pointer equality.
4496 (vn_nary_op_eq): Likewise.
4497
44982008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4499
4500 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4501 condition.
4502 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4503 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4504
45052008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4506
4507 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4508 Revert previous change.
4509
45102008-10-03 Tom Tromey <tromey@redhat.com>
4511
4512 * stringpool.c (ggc_alloc_string): Terminate string.
4513
45142008-10-03 Jakub Jelinek <jakub@redhat.com>
4515
4516 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4517 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4518 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4519
4520 PR debug/37726
4521 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4522 gimple_block.
4523
45242008-10-03 Pascal Obry <obry@adacore.com>
4525
4526 * gcov.c (create_file_names): Properly handle UNIX and DOS
4527 directory separators.
4528 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4529 separator to '~' to ensure clean filenames on Windows.
4530
45312008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4532
4533 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4534 Add a null terminator to the stripped name.
4535
45362008-10-02 David Edelsohn <edelsohn@gnu.org>
4537
4538 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4539 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4540 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4541 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4542 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4543 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4544 TARGET_SINGLE_FLOAT.
4545
45462008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4547
4548 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4549
45502008-10-02 Richard Guenther <rguenther@suse.de>
4551
4552 PR middle-end/37713
4553 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4554 and VECTOR_TYPE recurse with useless_type_conversion_p which
4555 properly handles void pointer conversion.
4556
45572008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4558
4559 PR target/37528
4560 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
4561 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4562
45632008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4564
4565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4566 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4567 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4568 they translate to non builtins.
4569 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4570 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4571 __builtin_vec_promote, __builtin_vec_extract, and
4572 __builtin_vec_insert.
4573 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4574 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4575 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4576 * config/rs6000/altivec.h (vec_extract): Define
4577 (vec_insert): Define.
4578 (vec_splats): Define.
4579 (vec_promote): Define.
4580
45812008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4582 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4583 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4584
4585 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4586 Altivec intrinsics.
4587 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4588 prototype. Add new parameter, blk.
4589 Use BLKmode for the MEM if blk is true.
4590 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4591 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4592 ALTIVEC_BUILTIN_STVRXL.
4593 Update usage of altivec_expand_lv_builtin.
4594 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4595 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4596 (altivec_init_builtins): If compiling for the Cell, also define the
4597 cell VMX builtins.
4598 * config/rs6000/rs6000.h (rs6000_builtins): Define
4599 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4600 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4601 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4602 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4603 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4604 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4605 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4606 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4607 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4608 UNSPEC_STVRX, and UNSPEC_STVRXL.
4609 (altivec_lvlx): New pattern.
4610 (altivec_lvlxl): New pattern.
4611 (altivec_lvrx): New pattern.
4612 (altivec_lvrxl): New pattern.
4613 (altivec_stvlx): New pattern.
4614 (altivec_stvlxl): New pattern.
4615 (altivec_stvrx): New pattern.
4616 (altivec_stvrxl): New pattern.
4617 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4618 (vec_lvlxl): Likewise.
4619 (vec_lvrx): Define if PPU is defined.
4620 (vec_lvrxl): Likewise.
4621 (vec_stvlx): Define if PPU is defined.
4622 (vec_stvlxl): Likewise.
4623 (vec_stvrx): Define if PPU is defined.
4624 (vec_stvrxl): Likewise.
4625
46262008-10-01 Geert Bosch <bosch@adacore.com>
4627
4628 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4629
46302008-10-01 Richard Guenther <rguenther@suse.de>
4631
4632 PR tree-optimization/37617
4633 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4634 do not add to the NEW_SETS.
4635
46362008-10-01 Richard Guenther <rguenther@suse.de>
4637
4638 PR middle-end/37285
4639 * tree-vrp.c (execute_vrp): If we optimized away the default
4640 case make sure to promote the label that got in place of it
4641 to a default case label.
4642
46432008-10-01 Richard Henderson <rth@redhat.com>
4644
4645 PR tree-opt/35737
4646 * tree-complex.c (set_component_ssa_name): Don't optimize
4647 is_gimple_min_invariant values with ssa_names in abnormal phis.
4648
46492008-09-30 Paolo Bonzini <bonzini@gnu.org>
4650
4651 PR tree-optimization/37662
4652 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4653 commutative binary operation if they are in the wrong order and
4654 fold_build2 produces non-GIMPLE.
4655
46562008-09-30 Jakub Jelinek <jakub@redhat.com>
4657
4658 PR tree-optimization/37662
4659 PR tree-optimization/37663
4660 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4661 get_value_range with non-SSA_NAME. Don't assert operands have been
4662 folded, instead just bail out.
4663
46642008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4665
4666 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4667
46682008-09-30 Richard Guenther <rguenther@suse.de>
4669
4670 PR middle-end/37491
4671 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4672 build restrict-qualified pointers.
4673 (vectorizable_store): Move alias check later.
4674 (vectorizable_load): Likewise.
4675
46762008-09-30 Paolo Bonzini <bonzini@gnu.org>
4677
4678 * c-common.c (empty_if_body_warning): Remove.
4679 * c-common.h (empty_if_body_warning): Remove.
4680 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4681 here the -Wempty-body warning for `if' and `else' statements.
4682 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4683
46842008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4685
4686 * config/i386/i386.opt: Add msse2avx.
4687
4688 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4689 * config/i386/linux64.h (ASM_SPEC): Likewise.
4690
4691 * doc/invoke.texi: Document -msse2avx.
4692
46932008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4694
4695 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4696
46972008-09-29 Joseph Myers <joseph@codesourcery.com>
4698
4699 * ifcvt.c (noce_emit_store_flag): If using condition from original
4700 jump, reverse it if if_info->cond was reversed.
4701
47022008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4703
4704 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4705 non-constant memory if it cannot be forced to constant memory.
4706 Overhaul surrounding code and factor out common condition.
4707
c95b2534 47082008-09-29 Jeff Law <law@redhat.com>
a5f061dc
RG
4709
4710 * reload1.c (alter_reg): Add missing curly braces.
4711
47122008-09-29 Michael J. Eager <eager@eagercon.com>
4713
4714 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4715 are easy.
4716 * config/rs6000/rs6000.c (rs6000_override_options): Move
4717 rs6000_init_hard_regno_mode_ok after all options changed.
4718 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4719 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4720 -msimple-fpu flags. Add warning messages if single FP not configured.
4721 (rs6000_file_start): Output gnu_attribute for single-float.
4722 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4723 (rs6000_legitimize_address): Likewise.
4724 (rs6000_legitimize_reload_address): Likewise.
4725 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4726 TARGET_SINGLE_FLOAT.
4727 (function_arg_advance): Likewise (partial conversion).
4728 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4729 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4730 TARGET_SINGLE_FLOAT.
4731 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4732 (rs6000_emit_prologue): Likewise.
4733 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4734 TARGET_SINGLE_FLOAT.
4735 (rs6000_libcall_value): Likewise.
4736 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4737 (TARGET_DOUBLE_FLOAT): New default to 1
4738 (TARGET_SIMPLE_FPU): New default to 0
4739 (TARGET_SINGLE_FPU): New default to 0
4740 (TARGET_SINGLE_FLOAT_MODE): New.
4741 (TARGET_DOUBLE_FLOAT_MODE): New.
4742 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4743 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4744 UNITS_PER_FP_WORD
4745 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4746 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4747 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4748 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4749 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4750 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4751 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4752 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4753 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4754 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4755 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4756 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4757 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4758 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4759 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4760 cmptf_internal1, *cmptf_internal2): Condition on
4761 TARGET_DOUBLE_FLOAT.
4762 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4763 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4764 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4765 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4766 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4767 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4768 TARGET_SINGLE_FLOAT.
4769 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4770 * config/rs6000/rs6000.opt (-msingle-float): New.
4771 (-mdouble-float): New.
4772 (-msimple-fpu): New.
4773 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4774 -msingle-float, -mdouble-float, -msimple-fpu options.
4775 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4776 _SOFT_DOUBLE for -msingle-float.
4777 * config.gcc: New config for target=powerpc-xilinx-eabi.
4778
47792008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4780
4781 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4782 have exit and entry.
4783 (new_scop): Take entry and exit edge to define new SCoP.
4784 (sd_region_p): New structure used during SCoP detection.
4785 (move_scops): Delete.
4786 (move_sd_regions): New.
4787 (scopdet_info): Change the definition from edges back to basic_blocks.
4788 (scopdet_edge_info): Work on basic_blocks and rename to
4789 scopdet_basic_block_info.
4790 (split_difficult_bb): At the moment removed. We should later
4791 add it at another place.
4792 (build_scops_1): Work on basic_blocks.
4793 (bb_in_sd_region): New.
4794 (find_single_entry_edge): New.
4795 (find_single_exit_edge): New.
4796 (create_single_entry_edge): New.
4797 (sd_region_without_exit): New.
4798 (create_single_exit_edge): New.
4799 (unmark_exit_edges): New.
4800 (mark_exit_edges): New.
4801 (create_sese_edges): New.
4802 (build_graphite_scops): New.
4803 (build_scops): Make SCoPs SESE.
4804 (limit_scops): Use the new functions.
4805
48062008-09-29 Hans-Peter Nilsson <hp@axis.com>
4807
4808 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4809
48102008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4811
4812 PR target/37640
4813 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4814 address to a register before taking the lower part.
4815
48162008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4817
4818 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4819 for SHmedia.
4820
48212008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4822 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4823
4824 PR tree-opt/36891
4825 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4826 the newly created variable.
4827 Create a VECTOR_CST of all 1s for vector types.
4828
48292008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4830
4831 PR middle-end/36575
4832 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4833
48342008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4835
4836 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4837 order to convert between modes.
4838 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4839
48402008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4841
4842 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4843 if needed.
4844
48452008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4846
4847 Revert:
4848 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4849 * ira-lives.c:...
4850 * doc/rtl.texi:...
4851
48522008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4853
4854 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4855 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4856 them to yield false with MIPS16.
4857
48582008-09-26 Jakub Jelinek <jakub@redhat.com>
4859
4860 PR middle-end/37275
4861 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4862 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4863 mem_loc_descriptor failed. Accept UNSPEC.
4864 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4865 fail if one of the loc_descriptor calls for pieces failed.
4866 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4867 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4868 if loc_descriptor_from_tree_1 on offset failed.
4869
4870 PR middle-end/37576
4871 * opts.c (common_handle_option): Don't call print_specific_help with
4872 CL_SAVE as first argument.
4873
48742008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4875 Steve Ellcey <sje@cup.hp.com>
4876
4877 * configure: Regenerate for new libtool.
4878 * aclocal.m4: Ditto.
4879
48802008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4881
4882 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4883 alias set on MEM when saving stack pointer.
4884 * config/rs6000/rs6000.md (allocate_stack): Likewise
4885
48862008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4887
4888 PR tree-optimization/37574
4889 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4890 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4891 instead of vector_type for constants. Take computation out of loop.
4892 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4893 and use only vector_type for invariant case.
4894 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4895
48962008-09-25 Jakub Jelinek <jakub@redhat.com>
4897
4898 PR c/37645
4899 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4900 the decl is a VAR_DECL or FUNCTION_DECL.
4901
49022008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4903
4904 PR middle-end/37535
4905 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4906 (mark_ref_live, mark_ref_dead): Use them.
4907 (def_conflicts_with_inputs_p): Remove.
4908 (mark_early_clobbers): New function.
4909 (process_bb_node_lives): Call preprocess_constraints and
4910 mark_early_clobbers.
4911
4912 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4913
49142008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4915
4916 PR middle-end/37448
4917 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4918 (ira_compress_allocno_live_ranges): New prototype.
4919
4920 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4921 (coalesced_allocnos_living_at_program_points): New.
4922 (coalesced_allocnos_live_at_points_p,
4923 set_coalesced_allocnos_live_points): New functions.
4924 (coalesce_spill_slots): Rewrite.
4925
4926 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4927 ira_compress_allocno_live_ranges): New functions.
4928
4929 * ira-build.c (ira_flattening): Call
4930 ira_compress_allocno_live_ranges.
4931 (ira_build): Ditto.
4932
49332008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4934
4935 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4936 optimization.
4937
49382008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4939
4940 * combine.c (make_compound_operation): Handle the 'E' format.
4941 (count_rtxs): Likewise.
4942 (update_table_tick): Likewise.
4943 (get_last_value_validate): Likewise.
4944
49452008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4946
4947 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4948
c95b2534 49492008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
a5f061dc
RG
4950
4951 * matrix-reorg.c (transform_allocation_sites): Initializers
4952 added to avoid the warning.
4953
49542008-09-25 Martin Jambor <mjambor@suse.cz>
4955
4956 * cgraph.c (free_nodes): New variable.
4957 (NEXT_FREE_NODE): New macro.
4958 (cgraph_create_node): Reuse nodes from the free list. Do not
4959 update uid if doing so.
4960 (cgraph_remove_node): Add the node to the free list.
4961
49622008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4963
4964 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4965
49662008-09-24 Richard Henderson <rth@redhat.com>
4967
4968 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4969 * unwind-dw2.c (execute_stack_op): Handle it.
4970
49712008-09-24 David Edelsohn <edelsohn@gnu.org>
4972
4973 Revert:
4974 2008-09-24 Michael J. Eager <eager@eagercon.com>
4975
49762008-09-24 Aldy Hernandez <aldyh@redhat.com>
4977
4978 * c-common.c (fname_decl): New location argument.
4979 * c-common.h (fname_decl): Same.
4980 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4981 {warning,error}.
4982 (c_parser_typeof_specifier): Same.
4983 (c_parser_parms_list_declarator): Same.
4984 (c_parser_asm_string_literal): Same.
4985 (c_parser_compound_statement_nostart): Same.
4986 (c_parser_label): Same.
4987 (c_parser_do_statement): Same.
4988 (c_parser_asm_statement): Same.
4989 (c_parser_unary_expression): Same.
4990 (c_parser_sizeof_expression): Same.
4991 (c_parser_postfix_expression): Same.
4992 (c_parser_pragma): Same.
4993 (c_parser_omp_clause_collapse): Same.
4994 (c_parser_omp_clause_num_threads): Same.
4995 (c_parser_omp_clause_schedule): Same.
4996 (c_parser_omp_all_clauses): Same.
4997 (c_parser_omp_sections_scope): Same.
4998 (c_parser_omp_for_loop): Same. Pass condition's location to
4999 c_objc_common_truthvalue_conversion.
5000 (c_parser_enum_specifier): Remove comment.
5001
50022008-09-24 Michael J. Eager <eager@eagercon.com>
5003
5004 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
5005 are easy.
5006 * config/rs6000/rs6000.c (rs6000_override_options): Move
5007 rs6000_init_hard_regno_mode_ok after all options changed.
5008 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
5009 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
5010 -msimple-fpu flags. Add warning messages if single FP not configured.
5011 (rs6000_file_start): Output gnu_attribute for single-float.
5012 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
5013 (rs6000_legitimize_address): Likewise.
5014 (rs6000_legitimize_reload_address): Likewise.
5015 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
5016 TARGET_SINGLE_FLOAT.
5017 (function_arg_advance): Likewise.
5018 (function_arg): Likewise.
5019 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
5020 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
5021 TARGET_SINGLE_FLOAT.
5022 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
5023 (rs6000_emit_prologue): Likewise.
5024 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
5025 TARGET_SINGLE_FLOAT.
5026 (rs6000_libcall_value): Likewise.
5027 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
5028 (TARGET_DOUBLE_FLOAT): New default to 1
5029 (TARGET_SIMPLE_FPU): New default to 0
5030 (TARGET_SINGLE_FPU): New default to 0
5031 (TARGET_SINGLE_FLOAT_MODE): New.
5032 (TARGET_DOUBLE_FLOAT_MODE): New.
5033 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
5034 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
5035 UNITS_PER_FP_WORD
5036 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
5037 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
5038 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
5039 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
5040 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
5041 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
5042 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
5043 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
5044 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5045 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
5046 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
5047 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
5048 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
5049 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
5050 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
5051 cmptf_internal1, *cmptf_internal2): Condition on
5052 TARGET_DOUBLE_FLOAT.
5053 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
5054 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
5055 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
5056 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
5057 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
5058 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
5059 TARGET_SINGLE_FLOAT.
5060 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
5061 * config/rs6000/rs6000.opt (-msingle-float): New.
5062 (-mdouble-float): New.
5063 (-msimple-fpu): New.
5064 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
5065 -msingle-float, -mdouble-float, -msimple-fpu options.
5066 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
5067 _SOFT_DOUBLE for -msingle-float.
5068 * config.gcc: New config for target=powerpc-xilinx-eabi.
5069
50702008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5071
5072 * config/sparc/constraints.md: New file.
5073 * config/sparc/sparc.md: Include it.
5074 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
5075 (sparc_extra_constraint_check): Delete.
5076 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
5077 (memory_ok_for_ldd): New predicate.
5078 (sparc_extra_constraint_check): Delete.
5079 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
5080 (CONST_OK_FOR_LETTER_P): Likewise.
5081 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
5082 (EXTRA_CONSTRAINT): Likewise.
5083
50842008-08-23 Steve Ellcey <sje@cup.hp.com>
5085
5086 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
5087
50882008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5089
5090 * alias.c (find_base_value): Use FIND_BASE_TERM.
5091 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
5092
50932008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5094
5095 * config/i386/i386.c: Include cselib.h.
5096 (ix86_pic_register_p): New function.
5097 (ix86_delegitimize_address): Use it to check for the PIC register.
5098
50992008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5100
5101 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
5102 * config/i386/i386.c (ix86_find_base_term): Don't check for
5103 SYMBOL_REF and LABEL_REF.
5104
51052008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
5106
5107 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
5108 constant PLUS in a CONST.
5109
51102008-09-23 Kai Tietz <kai.tietz@onevision.com>
5111
5112 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
5113 check for sibcall support for w64.
5114
51152008-09-23 Eric Botcazou <ebotcazou@adacore.com>
5116
5117 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
5118
51192008-09-23 Aldy Hernandez <aldyh@redhat.com>
5120
5121 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
5122 parser_build_binary_op.
5123 * c-decl.c (build_enumerator): Pass location to build_binary_op.
5124 * c-typeck.c (build_array_ref): Same.
5125 (parser_build_unary_op): New location argument.
5126 (pointer_diff): Pass location to build_binary_op,
5127 c_objc_common_truthvalue_conversion.
5128 (build_modify_expr): Same.
5129 (build_unary_op): New location argument.
5130 (build_binary_op): New location argument.
5131 (c_objc_common_truthvalue_conversion): Pass location to
5132 c_*common_truthvalue_conversion.
5133 * c-convert.c (convert): Same.
5134 * c-common.c (binary_op_error): New location argument.
5135 (pointer_int_sum): Pass location to build_binary_op.
5136 (c_common_truthvalue_conversion): New location argument.
5137 (warn_for_sign_compare): Same.
5138 * c-common.h: Add location argument to c_common_truthvalue_conversion,
5139 binary_op_error, build_binary_op, warn_for_sign_compare.
5140 * c-parser.c (c_parser_condition): Pass location to
5141 c_*common_truthvalue_conversion.
5142 (c_parser_conditional_expression): Save condition's location and pass
5143 it on down.
5144 (c_parser_binary_expression): Same, but for the binary operator's
5145 location.
5146 (c_parser_omp_for_loop): Pass location to
5147 c_objc_common_truthvalue_conversion.
5148
51492008-09-23 Martin Jambor <mjambor@suse.cz>
5150
5151 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
5152 (cgraph_node_remove_callees): New temporary f. Hold the next item
5153 in f when looping.
5154 (cgraph_node_remove_callers): Likewise.
5155
5156 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
5157 (ipa_node_removal_hook): Likewise.
5158
5159 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
5160 gimple_call_copy_skip_args and moved to the gimple_call section.
5161 * gimple.c (gimple_copy_call_skip_args): Renamed to
5162 gimple_call_copy_skip_args. Changed al users.
5163
51642008-09-22 Vladimir Makarov <vmakarov@redhat.com>
5165
5166 * ira-color.c (start_allocno_priorities): Rename to
5167 setup_allocno_priorities. Use costs and
5168 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
5169 range lengths. Get rid off doubles.
5170 (ira_fast_allocations): Call start_allocno_priorities.
5171
51722008-09-22 David Daney <ddaney@avtrex.com>
5173
5174 PR target/37593
5175 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
5176 register if TARGET_LONG_CALLS.
5177
51782008-09-22 Richard Guenther <rguenther@suse.de>
5179
5180 PR tree-optimization/37145
5181 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
5182 value-numbering union accesses with their offset and size only.
5183 (visit_reference_op_load): Fix simplification of inserted conversions.
5184 * tree-ssa-pre.c (find_or_generate_expression): Do not
5185 recursively generate expressions if running FRE.
5186
51872008-09-22 Adam Nemet <anemet@caviumnetworks.com>
5188
5189 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
5190 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
5191 New patterns.
5192
51932008-09-22 Richard Guenther <rguenther@suse.de>
5194
5195 PR tree-optimization/37145
5196 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
5197 (phi_translate_1): Constant fold references.
5198
51992008-09-22 Ira Rosen <irar@il.ibm.com>
5200
5201 PR tree-optimization/37482
5202 * tree-vectorizer.h (struct _slp_instance): Add new field.
5203 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
5204 (get_earlier_stmt): New function.
5205 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
5206 function.
5207 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
5208 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
5209 asserts that GSI points to the scalar statement being vectorized.
5210 Set new statement location according to GSI.
5211 (vect_schedule_slp_instance): Use GSI of
5212 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
5213
52142008-09-21 Jan Hubicka <jh@suse.cz>
5215
5216 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
5217 (ipcp_insert_stage): Update dead_nodes bitmap.
5218
52192008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
5220
5221 PR target/37528
5222 * config/i386/t-cygming (SHLIB_LC): Remove.
5223 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
5224 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
5225
52262008-09-22 Hans-Peter Nilsson <hp@axis.com>
5227
5228 PR middle-end/37170
5229 PR middle-end/37280
5230 * final.c (mark_symbol_ref_as_used): New helper function.
5231 (output_operand): Instead of just looking inside MEMs for
5232 SYMBOL_REFs, use new helper function and for_each_rtx.
5233 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
5234 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
5235 Make head comment more general.
5236 * config/darwin.c (machopic_output_indirection): Handle weak
5237 references here, like in assemble_external.
5238
52392008-09-21 Eric Botcazou <ebotcazou@adacore.com>
5240
5241 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
5242 (sparc_emit_float_lib_cmp): Change return type.
5243 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5244 (gen_compare_operator): New function.
5245 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5246 the comparison sequence. Minor tweaks.
5247 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5248 that the final operator and the result of sparc_emit_float_lib_cmp
5249 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5250 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5251 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5252 result of sparc_emit_float_lib_cmp match for software TFmode.
5253 (movqicc, movhicc, movsicc, movdicc): Merge into...
5254 (mov<I:mode>cc): ...this.
5255 (movsfcc, movdfcc, movtfcc): Merge into...
5256 (mov<F:mode>cc): ...this.
5257 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5258 into...
5259 (mov<I:mode>_cc_v9): ...this.
5260 (movdi_cc_sp64_trunc): Delete.
5261 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5262 movdi_cc_reg_sp64): Merge into...
5263 (mov<I:mode>_cc_reg_sp64): ...this.
5264 (movsf_cc_sp64): Rename into...
5265 (movsf_cc_v9): ...this.
5266 (movdf_cc_sp64): Rename into...
5267 (movdf_cc_v9): ...this.
5268 (movtf_cc_hq_sp64): Rename into...
5269 (movtf_cc_hq_v9): ...this.
5270 (movtf_cc_sp64): Rename into...
5271 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5272
52732008-09-21 Diego Novillo <dnovillo@google.com>
5274
5275 * doc/gccint.texi: Include generic.texi and gimple.texi.
5276 Re-order index.
5277 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5278 (GIMPLE): Move to gimple.texi.
5279 (Annotations): Remove references to to stmt_ann_t and
5280 ssa_name_ann_t.
5281 (SSA Operands): Rename from 'Statement Operands'.
5282 * doc/generic.texi: New.
5283 * doc/gimple.texi: New.
5284 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5285 * Makefile.in (TEXI_GCCINT_FILES):
5286 * gimple.c (gimple_copy_call_skip_args): Rename from
5287 giple_copy_call_skip_args. Update all users.
5288 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5289
52902008-09-21 Ira Rosen <irar@il.ibm.com>
5291
5292 PR tree-optimization/37539
5293 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5294 statement in related statement field only for the first load of the
5295 group of loads with the same data reference.
5296
52972008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5298
5299 * config/mips/mips.h (TUNE_OCTEON): New macro.
5300 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5301 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5302 * config/mips/octeon.md: New file.
5303 * config/mips/mips.md: Include octeon.md. Restore
5304 semi-alphabetical order of include files.
5305
53062008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5307
5308 PR target/37571
5309 * config/i386/i386.md (*jcc_fused_1): Removed.
5310 (*jcc_fused_2): Likewise.
5311 (*jcc_fused_3): Likewise.
5312 (*jcc_fused_4): Likewise.
5313
53142008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5315
5316 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5317 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5318 * target.h (gcc_target): Add ira_cover_classes.
5319 * ira.c: Remove IRA_COVER_CLASSES guards.
5320 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5321 instead of IRA_COVER_CLASSES.
5322 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5323 (setup_class_translate): Likewise.
5324 (setup_reg_class_intersect_union): Likewise.
5325 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5326 test of targetm.ira_cover_classes.
5327 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5328 of IRA_COVER_CLASSES.
5329 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5330 (TARGET_INITIALIZER): Include it.
5331 * targhooks.h (default_ira_cover_classes): Declare.
5332 * targhooks.c (default_ira_cover_classes): New function.
5333
53342008-09-19 Bob Wilson <bob.wilson@acm.org>
5335
5336 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5337
53382008-09-19 Ian Lance Taylor <iant@google.com>
5339
5340 * varasm.c (narrowing_initializer_constant_valid_p): Return
5341 NULL_TREE if ENDTYPE is not an integer.
5342
53432008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344
5345 PR tree-opt/30930
5346 * tree-ssa.c (execute_update_addresses_taken): Also update
5347 DECL_GIMPLE_REG_P for vector and complex types.
5348
53492008-09-19 Andrew MacLeod <amacleod@redhat.com>
5350 Jan Hubicka <jh@suse.cz>
5351
5352 PR middle-end/37567
5353 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5354 empty before freeing them.
5355 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5356
53572008-09-18 Bob Wilson <bob.wilson@acm.org>
5358
5359 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5360 * config/xtensa/predicates.md (tls_symbol_operand): New.
5361 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5362 (TARGET_CANNOT_FORCE_MEM): Define.
5363 (xtensa_tls_symbol_p): New.
5364 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5365 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5366 (xtensa_tls_module_base): New.
5367 (xtensa_call_tls_desc): New.
5368 (xtensa_legitimize_tls_address): New.
5369 (xtensa_legitimize_address): Handle TLS symbols.
5370 (xtensa_tls_referenced_p_1): New.
5371 (xtensa_tls_referenced_p): New.
5372 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5373 UNSPEC_DTPOFF.
5374 (XTENSA_BUILTIN_THREAD_POINTER): New.
5375 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5376 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5377 builtin. Add declarations for __builtin_thread_pointer and
5378 __builtin_set_thread_pointer.
5379 (xtensa_fold_builtin): Recognize new builtins.
5380 (xtensa_expand_builtin): Expand new builtins.
5381 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5382 (TARGET_THREADPTR): Define.
5383 (HAVE_AS_TLS): Define default value.
5384 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5385 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5386 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5387 (UNSPECV_SET_TP): New.
5388 (sym_TPOFF, sym_DTPOFF): New.
5389 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5390 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5391 * configure: Regenerated.
5392
53932008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5394
5395 PR target/37394
5396 * config/ia64/ia64.c (ia64_optimization_options): Move
5397 checking and setting flag_schedule_insns_after_reload and
5398 ia64_flag_schedule_insns2 back to ...
5399 (ia64_override_options): Here.
5400
54012008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5402
5403 PR rtl-opt/37451
5404 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5405 zero extend count after the correction to it is done.
5406 (doloop_optimize): Update call to doloop_modify, don't zero extend
5407 count before call.
5408
54092008-09-18 Martin Jambor <mjambor@suse.cz>
5410
5411 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5412
5413 * ipa-prop.c: Correct comments.
5414 * ipa-prop.h: Likewise.
5415
54162008-09-18 Jan Hubicka <jh@suse.cz>
5417
5418 PR middle-end/37448
5419 * ipa-reference.c (ipa_reference_local_vars_info_d,
5420 ipa_reference_global_vars_info_d,
5421 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5422 ipa_reference_vars_info_t): Move here from ipa-reference.h
5423 (node_duplication_hook_holder, node_removal_hook_holder): New.
5424 (get_reference_vars_info_from_cgraph): Rename to ...
5425 (get_reference_vars_info): ... this one, use cgraph uids.
5426 (get_local_reference_vars_info, get_global_reference_vars_info):
5427 Use cgraph instead of decl.
5428 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5429 Remove.
5430 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5431 ipa_reference_get_written_global,
5432 ipa_reference_get_not_written_global): Use cgraph argument.
5433 (check_call): Simplify avail check.
5434 (scan_stmt_for_static_refs): Update.
5435 (propagate_bits): Update.
5436 (merge_callee_local_info): Remove.
5437 (init_function_info): Use cgraph nodes.
5438 (clean_function_local_data): Break out from ...
5439 (clean_function): ... here.
5440 (copy_local_bitmap, copy_global_bitmap): New functions.
5441 (duplicate_node_data, remove_node_data): New functions.
5442 (generate_summary): Register hooks; use visibility instead of
5443 master clones.
5444 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5445 * ipa-reference.h (ipa_reference_local_vars_info_d,
5446 ipa_reference_global_vars_info_d,
5447 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5448 ipa_reference_vars_info_t): Move to ipa-reference.c
5449 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5450 Remove.
5451 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5452 ipa_reference_get_not_read_global,
5453 ipa_reference_get_not_written_global): Update prototype.
5454 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5455 (init_state): Remove.
5456 (node_duplication_hook_holder, node_removal_hook_holder): New.
5457 (get_function_state, set_function_state): Use VECtor.
5458 (analyze_function): Check body availability.
5459 (add_new_function): Likewise.
5460 (duplicate_node_data, remove_node_data): New.
5461 (generate_summary): Register hooks; do not care about clones.
5462 (propafate): Do not care about clones; recursive functions are
5463 not looping.
5464 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5465 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5466 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5467 static.
5468 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5469 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5470 Update call of ipa-reference accesors.
5471
54722008-09-18 Simon Baldwin <simonb@google.com>
5473
5474 * c-opts.c (c_common_handle_option): Add handling for
5475 -Wbuiltin-macro-redefined command line option.
5476 * c.opt: Added builtin-macro-redefined option.
5477 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5478 documentation.
5479
54802008-09-18 Richard Guenther <rguenther@suse.de>
5481
5482 PR tree-optimization/37258
5483 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5484 and signedness for integral types.
5485 (vn_phi_eq): Require compatible types.
5486
54872008-09-18 Jakub Jelinek <jakub@redhat.com>
5488
5489 PR debug/34037
5490 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5491 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5492 VAR_DECL.
5493 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5494 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5495 ggc_free other TREE_LIST nodes from that chain.
5496 * function.c (instantiate_decls): Instantiate also DECL_RTL
5497 of vars in cfun->local_decls, free that list afterwards.
5498
54992008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5500
5501 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5502 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5503
55042008-09-18 Andrew MacLeod <amacleod@redhat.com>
5505
5506 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5507 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5508
55092008-09-18 Andrew MacLeod <amacleod@redhat.com>
5510
5511 PR tree-optimization/37102
5512 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5513 from a node. Check to see if another PHI is dead.
5514 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5515 remove real PHIs which have no uses.
5516 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5517
55182008-09-18 Richard Guenther <rguenther@suse.de>
5519
5520 PR middle-end/37284
5521 * tree-cfg.c (remove_useless_stmts_1): Remove
5522 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5523
55242008-09-18 Nick Clifton <nickc@redhat.com>
5525
5526 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5527 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5528 to frv_secondary_reload_class.
5529 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5530 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5531 (frv_secondary_reload_class): Omit unused parameter.
5532 (frv_secondary_reload): New function. Handle the case when
5533 secondary_reload_class() is called before the reload_(in|out)
5534 _optabs have been initialised.
5535 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5536 unused parameter.
5537 * config/frv/frv.md: Define an exclusion set between fr550_m0
5538 and fr550_f0.
5539
55402008-09-18 Richard Guenther <rguenther@suse.de>
5541
5542 PR tree-optimization/37456
5543 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5544 want to insert after ends a BB insert on the single fallthru
5545 outgoing edge.
5546
55472008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5548
5549 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5550 Mention -march=z9-109, z9-ec and z10.
5551
55522008-09-18 Uros Bizjak <ubizjak@gmail.com>
5553
5554 PR rtl-optimization/37544
5555 * regrename.c (maybe_mode_change): Exit early when copy_mode
5556 is narrower than orig_mode and narrower than new_mode.
5557
55582008-09-18 Alexander Monakov <amonakov@ispras.ru>
5559
5560 PR middle-end/37499
5561 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5562
5563 * sched-rgn.c (ref_counts): Remove.
5564 (insn_referenced): New static variable.
5565 (INSN_REF_COUNT): Remove.
5566 (sched_run_compute_dependencies): Use insn_referenced instead of
5567 INSN_REF_COUNT.
5568 (add_branch_dependences): Likewise. Delete dead assignment.
5569
55702008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5571
5572 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5573 consumer is an asm. Add comment why this is important.
5574 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5575 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5576
55772008-09-17 Joseph Myers <joseph@codesourcery.com>
5578
5579 * expr.c (emit_group_store): Do not shift before moving via a
5580 stack slot.
5581
55822008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5583
5584 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5585 from aggregate to non-aggregate type if the bit pattern is not fully
5586 preserved afterwards.
5587
55882008-09-17 Richard Guenther <rguenther@suse.de>
5589
5590 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5591 (verify_gimple_assign): ... this. Split into ...
5592 (verify_gimple_assign_unary): ... this,
5593 (verify_gimple_assign_binary): ... that,
5594 (verify_gimple_assign_single): ... and this.
5595 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5596 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5597 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5598 (verify_types_in_gimple_reference): Be forgiving with
5599 VIEW_CONVERT_EXPRs.
5600 (verify_gimple_phi): Deal with virtual operands.
5601
5602 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5603
56042008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5605
5606 * tree.c (get_callee_fndecl): Don't call the language hook.
5607 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5608 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5609 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5610
56112008-09-17 Jakub Jelinek <jakub@redhat.com>
5612
5613 * tree.c (protected_set_expr_location): Don't unnecessarily
5614 check for error_mark_node.
5615
56162008-09-17 Art Haas <ahaas@impactweather.com>
5617
5618 * ipa-reference.c (analyze_function): Declare step only if
5619 ENABLE_CHECKING is defined.
5620
56212008-09-17 Jan Hubicka <jh@suse.cz>
5622
5623 PR c++/18071
5624 * tree.h (DECL_INLINE): remove.
5625 (DECL_DECLARED_INLINE_P): Update docs.
5626 (DECL_NO_INLINE_WARNING_P): new.
5627 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5628 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5629
56302008-09-17 Jakub Jelinek <jakub@redhat.com>
5631 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5632
5633 PR bootstrap/37441
5634 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5635 false.
5636
56372008-09-17 Jan Hubicka <jh@suse.cz>
5638
5639 * ipa-reference.c (ipa_obstack): Remove.
5640 (local_info_obstack, global_info_obstack): New.
5641 (add_static_var): We now handle variables only.
5642 (mark_address_taken, mark_load, mark_store): New functions based on ...
5643 (check_operand): ... remove.
5644 (get_asm_stmt_operands): Rename to ...
5645 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5646 (scan_stmt_for_static_refs): Rewrite.
5647 (scan_op_for_static_refs): Rename to ...
5648 (scan_initializer_for_static_refs): do not look for VAR_DECL
5649 initializers; stop recursion on types and decls.
5650 (ipa_init): Use proper obstacks.
5651 (analyze_variable): Use scan_initializer_for_static_refs.
5652 (init_function_info): Use local obstack.
5653 (analyze_function): Simplify.
5654 (add_new_function): We don't need visited_nodes obstack.
5655 (generate_summary): Use proper obstacks; cleanup after propagation.
5656
56572008-09-17 Richard Guenther <rguenther@suse.de>
5658
5659 PR middle-end/37385
5660 PR tree-optimization/37491
5661 * alias.c (get_alias_set): Use the canonical type.
5662 * tree-vect-transform.c (vectorizable_store): Use the type of
5663 the lhs for the vector type. Adjust checking.
5664 (vectorizable_load): Adjust checking.
5665
56662008-09-16 Jakub Jelinek <jakub@redhat.com>
5667 Adam Nemet <anemet@caviumnetworks.com>
5668
5669 PR rtl-optimization/37483
5670 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5671 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5672 Rearrange code to better match the original comment. Check
5673 t_unconditional first. Improve comment.
5674
56752008-09-16 Jakub Jelinek <jakub@redhat.com>
5676
5677 PR c/37529
5678 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5679 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5680
5681 PR c++/37530
5682 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5683 GIMPLE_TRY if cleanup sequence is empty.
5684
56852008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5686
5687 PR middle-end/37263
5688 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5689 eliminate IV if the cost are the same.
5690
56912008-09-16 Richard Guenther <rguenther@suse.de>
5692
5693 PR middle-end/37380
5694 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5695 if not necessary.
5696
56972008-09-16 Richard Guenther <rguenther@suse.de>
5698
5699 PR tree-optimization/37508
5700 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5701
57022008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5703
5704 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5705
57062008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5707
5708 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5709 use gen_floatdidf2 directly.
5710 (floatunssidf2): Likewise.
5711 (floatsidf_ppc64_mfpgpr): Remove.
5712 (floatsidf_ppc64): Remove.
5713 (floatunssidf_ppc64): Remove.
5714
57152008-09-15 Jakub Jelinek <jakub@redhat.com>
5716
5717 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5718 rather than update_cost_queue.
5719
5720 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5721 in every call starting with the second one, instead of only when
5722 alias_bitmap_obstack.elements != NULL.
5723
5724 * tree-predcom.c (filter_suitable_components): Free all refs in
5725 act->refs vector before calling release_component.
5726 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5727
5728 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5729
5730 * tree-loop-linear.c (linear_transform_loops): Initialize
5731 lambda_obstack only after calling perfect_loop_nest_depth.
5732 Goto free_and_continue instead of just continue for later failures.
5733
5734 PR middle-end/37479
5735 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5736
5737 PR libmudflap/36397
5738 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5739
57402008-09-14 Andreas Schwab <schwab@suse.de>
5741
5742 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5743
57442008-09-14 Jan Hubicka <jh@suse.cz>
5745
5746 * invoke.texi (-fconserve-stack): Document.
5747 * opts.c (decode_options): Handle conserve_stack.
5748 * common.opt (fconvserve_stack): New.
5749
57502008-09-14 David Edelsohn <edelsohn@gnu.org>
5751
5752 * config.host: Add x-aix to host_xmake_file.
5753 * config/rs6000/t-aix52: Do not override LDFLAGS.
5754 * config/rs6000/x-aix: New file.
5755
57562008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5757
5758 PR target/19636
5759 PR target/24894
5760 PR target/31644
5761 PR target/31786
5762 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5763 is not recognized as a valid register usage. Allow REG_X to be used
5764 as a base pointer.
5765 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5766 forces a reload when using a base register.
5767
57682008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5769
5770 * config/i386/cygming-crtend.c (register_frame_ctor): If
5771 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5772 directly with atexit.
5773 (deregister_frame_ctor): Rename to ...
5774 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5775 if !DEFAULT_USE_CXA_ATEXIT.
5776
57772008-09-13 Jan Hubicka <jh@suse.cz>
5778
5779 * cgraph.c: Include value-prof.h
5780 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5781
57822008-09-13 Jan Hubicka <jh@suse.cz>
5783
5784 PR middle-end/32581
5785 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5786 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5787 tree_gen_one_value_profiler, tree_gen_average_profiler,
5788 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5789
57902008-09-13 Jan Hubicka <jh@suse.cz>
5791
5792 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5793 too many bytes on misalligned blocks.
5794
57952008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5796
5797 * doc/cfg.texi: Fix some typos.
5798 * doc/extend.texi: Likewise.
5799 * doc/install.texi: Likewise.
5800 * doc/invoke.texi: Likewise.
5801 * doc/rtl.texi: Likewise.
5802 * doc/tree-ssa.texi: Likewise.
5803
58042008-09-13 Richard Guenther <rguenther@suse.de>
5805
5806 PR middle-end/30141
5807 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5808 gimple stores for memory rhs.
5809
58102008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5811
5812 PR rtl-optimization/37489
5813 * cse.c (fold_rtx): Don't return const_true_rtx for float
5814 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5815
58162008-09-13 Jan Hubicka <jh@suse.cz>
5817
5818 PR tree-optimization/37392
5819 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5820
58212008-09-13 Martin Jambor <mjambor@suse.cz>
5822 Jan Hubicka <jh@suse.cz>
5823
5824 * cgraph.c (free_edges): New variable.
5825 (NEXT_FREE_EDGE): New macro.
5826 (cgraph_free_edge): New function.
5827 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5828 (cgraph_node_remove_callees): Likewise.
5829 (cgraph_node_remove_callers): Likewise.
5830 (cgraph_create_edge): Reuse edges from the free list. Do not
5831 update uid if doing so.
5832 (cgraph_remove_*_hook): Add free call.
5833
58342008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5835
5836 * ira-color.c (conflict_allocno_vec): Delete.
5837 (update_cost_queue_elem): New structure.
5838 (update_cost_queue): New variable.
5839 (update_cost_queue_tail): Likewise.
5840 (update_cost_queue_elems): Likewise.
5841 (allocno_update_cost_check): Delete.
5842 (initiate_cost_update): Allocate update_cost_queue_elems
5843 instead of allocno_update_cost_check.
5844 (finish_cost_update): Update the free()s accordingly.
5845 (start_update_cost): New function.
5846 (queue_update_cost): Likewise.
5847 (get_next_update_cost): Likewise.
5848 (update_copy_costs_1): Inline into...
5849 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5850 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5851 once we've established they are equal. Don't allocate update
5852 costs if there is nothing to add to them.
5853 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5854 DIVISOR arguments. Use a queue instead of recursive calls;
5855 process all the allocnos in the initial queue, rather than
5856 a single allocno.
5857 (assign_hard_reg): Use queue_update_cost instead of
5858 conflict_allocno_vec. Queue coalesced allocnos instead
5859 of calling update_conflict_hard_regno_costs for each one.
5860 Just call update_conflict_hard_regno_costs once for the
5861 entire queue.
5862 (ira_color): Remove conflict_allocno_vec handling.
5863
58642008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5865
5866 PR tree-optimization/37484
5867 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5868 (save_var_name): Same.
5869 (initialize_cloog_names): Same.
5870 (initialize_cloog_names): Same.
5871
58722008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5873
5874 * tree-scalar-evolution.c (set_instantiated_value): Set
5875 instantiated_below.
5876
58772008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5878
5879 PR rtl-opt/37377
5880
5881 * ira-build.c (common_loop_tree_node_dominator): Remove.
5882 (copy_live_ranges_to_removed_store_destinations): New function.
5883 (regno_top_level_allocno_map): Move to top level from ...
5884 (ira_flattening): ... here. Use
5885 copy_live_ranges_to_removed_store_destinations.
5886
5887 * ira-emit.c (generate_edge_moves): Fix a comment.
5888
58892008-09-12 Anatoly Sokolov <aesok@post.ru>
5890
5891 PR target/37466
5892 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5893 scratch register after 'set' pattern.
5894
58952008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5896
5897 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5898 information passed to mark_reg_pointer.
5899 * explow.c (force_reg): Likewise.
5900
59012008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5902
5903 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5904 when building for the celledp architecture.
5905
59062008-09-12 Richard Guenther <rguenther@suse.de>
5907
5908 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5909
59102008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5911
5912 PR rtl-optimization/37424
5913 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5914 the regnos instead of the addresses.
5915
59162008-09-11 Janis Johnson <janis187@us.ibm.com>
5917
5918 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5919
59202008-09-11 Richard Guenther <rguenther@suse.de>
5921
5922 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5923 entering the weaker equivalence recording.
5924
5925 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5926
c95b2534 59272008-09-11 Jeff Law <law@redhat.com>
a5f061dc
RG
5928
5929 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5930 by assign_stack_local on the IRA path for stack slot sharing
5931 as well as the non-IRA path.
5932
59332008-09-11 Uros Bizjak <ubizjak@gmail.com>
5934
5935 * config/i386/i386.h: Fix whitespace issues.
5936
59372008-09-11 Martin Jambor <mjambor@suse.cz>
5938
5939 * ipa-prop.h (struct ipa_param_flags): Removed.
5940 (struct ipa_param_descriptor): New structure.
5941 (struct ipa_node_params): ipcp_lattices, param_decls and
5942 param_flags moved to ipa_param_description.
5943 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5944 descriptors. Renamed all users.
5945 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5946 changed to access descriptors. Renamed all users.
5947 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5948 to access descriptors. Renamed all users.
5949 * ipa-cp.c (ipcp_init_cloned_node): Call
5950 ipa_initialize_node_params instead of ipa_count_formal_params and
5951 ipa_create_param_decls_array.
5952 (ipcp_analyze_node): Likewise.
5953 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5954 descriptors. Renamed all users.
5955 (ipcp_initialize_node_lattices): Remove allocation.
5956 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5957 ipa_initialize_node_params instead of ipa_count_formal_params and
5958 ipa_create_param_decls_array.
5959 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5960 ipa_populate_param_decls, made static, added parameter info,
5961 renamed mt to node, removed allocation, changed to use
5962 descriptors.
5963 (ipa_count_formal_params): Made static, added parameter info,
5964 renamed mt to node.
5965 (ipa_initialize_node_params): New function.
5966 (ipa_check_stmt_modifications): Changed to use descriptors.
5967 (ipa_detect_param_modifications): Removed allocation, changed to
5968 use descriptors.
5969 (ipa_note_param_call): Changed to use descriptors.
5970 (ipa_analyze_params_uses): Removed allocation.
5971 (ipa_free_node_params_substructures): Changed to use descriptors.
5972 (ipa_edge_duplication_hook): Use the unused attribute.
5973 (ipa_node_duplication_hook): Use the unused attribute, changed to
5974 use descriptors, changed to duplicate descriptors.
5975
5976 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5977 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5978 indirect inlining. Made static.
5979 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5980 functions called only once.
5981 (cgraph_decide_recursive_inlining): Don't call
5982 ipa_propagate_indirect_call_infos, pass new_edges to
5983 cgraph_mark_inline_edge instead.
5984 (cgraph_decide_inlining_of_small_functions): Don't call
5985 ipa_propagate_indirect_call_infos, pass new_edges to
5986 cgraph_mark_inline_edge instead.
5987 (cgraph_decide_inlining): Don't call
5988 ipa_propagate_indirect_call_infos.
5989 * ipa-prop.c: Check that vectors are allocated.
5990
5991 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5992 iff a new cgraph edges have been created.
5993 (cgraph_decide_inlining): New variable redo_always_inline.
5994 Flattening and always_inlining loop until callgraph stabilizes.
5995 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5996 true iff new cgraph edges have been created.
5997 (propagate_info_to_inlined_callees): Likewise.
5998 (ipa_propagate_indirect_call_infos): Likewise.
5999
60002008-09-11 Richard Guenther <rguenther@suse.de>
6001
6002 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
6003 (set_prologue_iterations): Likewise.
6004 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6005 Likewise.
6006 (vect_update_init_of_dr): Likewise.
6007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
6008 type verification.
6009 * fold-const.c (fold_unary): Do not generate calculations
6010 in sub-types.
6011
60122008-09-11 Paolo Bonzini <bonzini@gnu.org>
6013
6014 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
6015 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
6016 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
6017
6018 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
6019 a bool.
6020 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
6021 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
6022 before finalizing the changes.
6023 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
6024 for BIT_IOR_EXPR.
6025 (simplify_truth_ops_using_ranges): New.
6026 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
6027 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
6028 whether a simplification was made.
6029 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
6030 use a switch statement and also call simplify_truth_ops_using_ranges.
6031
60322008-09-11 Jan Hubicka <jh@suse.cz>
6033
6034 * ggc-common.c (loc_array): Make static.
6035 * dce.c (rest_of_handle_ud_dce): Free worklist.
6036
60372008-09-11 Jan Hubicka <jh@suse.cz>
6038
6039 * cgraph.c (cgraph_release_function_body): Plug memory leak on
6040 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
6041 function so we are sure we do not dangle it forever.
6042 * function.c (outer_function_chain, find_function_data): Remove.
6043 (function_context_stack): New.
6044 (push_function_context, pop_function_context): Update.
6045 * function.h (struct function): Remove pointer outer.
6046 (outer_function_chain, find_function_data): Remove.
6047 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
6048
60492008-09-11 Jan Hubicka <jh@suse.cz>
6050
6051 PR middle-end/37448
6052 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
6053
60542008-09-11 Jan Hubicka <jh@suse.cz>
6055
6056 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
6057
60582008-09-11 Jan Hubicka <jh@suse.cz>
6059
6060 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
6061 (free_var_map_entry): New function.
6062 (redirect_edge_var_map_destroy): Use it.
6063
60642008-09-11 Jan Hubicka <jh@suse.cz>
6065
6066 PR middle-end/37448
6067 * tree-inline.c (add_lexical_block): Replace with ...
6068 (prepend_lexical_block): ... prepend at begginig.
6069 (remap_blocks): Use it and reverse later.
6070 (expand_call_inline): Use prepend_lexical_block.
6071
60722008-09-11 Jan Hubicka <jh@suse.cz>
6073
6074 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
6075
60762008-09-11 Jan Hubicka <jh@suse.cz>
6077
6078 * function.c (free_after_compilation): Call insn_locators_free.
6079 * cfglayout.c (insn_locators_free): New function.
6080 * rtl.h (insn_locators_free): Declare.
6081
60822008-09-11 Jan Hubicka <jh@suse.cz>
6083
6084 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
6085 vector pointer.
6086 (cond_move_process_if_block): Update call.
6087
60882008-09-11 Jan Hubicka <jh@suse.cz>
6089
6090 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
6091 * vec.c: Include hashtab.h
6092 (vec_descriptor, ptr_hash_entry): New structures.
6093 (vec_desc_hash, vec_ptr_map): New static variables.
6094 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
6095 register_overhead, free_overhead, vec_heap_free): New functions.
6096 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
6097 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
6098 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
6099 New functions.
6100
61012008-09-11 Ira Rosen <irar@il.ibm.com>
6102
6103 PR tree-optimization/37474
6104 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
6105 length of load permutation.
6106
61072008-09-11 Andreas Schwab <schwab@suse.de>
6108
6109 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
6110
61112008-09-11 Jakub Jelinek <jakub@redhat.com>
6112
6113 PR target/37382
6114 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
6115 * dse.c (find_shift_sequence): Use extract_low_bits instead of
6116 simplify_gen_subreg.
6117
61182008-09-11 Ira Rosen <irar@il.ibm.com>
6119
6120 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
6121 for alias check.
6122
61232008-09-10 Jakub Jelinek <jakub@redhat.com>
6124
6125 PR middle-end/37338
6126 * gimplify.c (gimplify_body): Call default_rtl_profile.
6127
6128 PR target/36904
6129 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
6130 instead of tok->val.node if not expanding to something else. Handle
6131 intervening CPP_PADDING tokens.
6132 (altivec_categorize_keyword): Remove unneeded comparisons.
6133
61342008-09-10 Richard Guenther <rguenther@suse.de>
6135
6136 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
6137
61382008-09-10 Richard Guenther <rguenther@suse.de>
6139
6140 PR middle-end/37432
6141 * tree-inline.c (insert_init_stmt): Make sure to not
6142 insert invalid gimple stores.
6143
61442008-09-10 Sebastian Pop <sebastian.pop@amd.com>
6145
6146 PR tree-optimization/37388
6147 * toplev.c (process_options): Fail and warn when graphite
6148 flags are used, but the compiler has not been configured
6149 with graphite libraries.
6150 * graphite.c (graphite_transform_loops): Remove printfs
6151 to dump_file for the case when graphite is not available.
6152
61532008-09-10 H.J. Lu <hongjiu.lu@intel.com>
6154
6155 PR target/37434:
6156 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
6157 the even element into register.
6158 (ix86_expand_vector_init_general): Don't use
6159 ix86_expand_vector_init_interleave on V16QImode and V8HImode
6160 if we can't move from GPR to SSE register directly.
6161
61622008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
6163
6164 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
6165 not lose track of the number of NOPs needed. Number of NOPs needed
6166 for sync vs. loads workaround was switched; corrected. Run second
6167 pass for all workarounds. No NOPs needed after call insns. Change
6168 second pass to use find_next_insn_start and find_load helpers in order
6169 to properly detect parallel insns.
6170 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
6171
61722008-09-10 Jan Hubicka <jh@suse.cz>
6173
6174 * value-prof.c (gimple_ic): Fix tuplification bug.
6175 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
6176 var warning.
6177
61782008-09-10 Jakub Jelinek <jakub@redhat.com>
6179
6180 PR tree-optimization/37353
6181 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
6182 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
6183 calls instead of cond_dead_built_in_calls.
6184 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
6185 initalize the vector only before adding first entry. Use VEC_safe_push
6186 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
6187 shrink_wrap_conditional_dead_built_in_calls call.
6188
61892008-09-10 Ira Rosen <irar@il.ibm.com>
6190
6191 PR tree-optimization/37385
6192 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
6193 argument, and use it as a vector type if not NULL.
6194 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
6195 vectorized rhs.
6196 (vect_setup_realignment): Call vect_create_data_ref_ptr with
6197 additional argument.
6198 (vectorizable_load): Likewise.
6199
62002008-09-10 Jakub Jelinek <jakub@redhat.com>
6201
6202 * config/i386/i386.md (SWI32): New mode iterator.
6203 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
6204 of SWI.
6205
62062008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6207
6208 PR rtl-optimization/37435
6209 * caller-save.c (insert_restore, insert_save): Check the mode by
6210 reg_save_code.
6211
62122008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6213
6214 PR other/37265
6215 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
6216 splay tree lookup.
6217 (dw2_output_indirect_constant_1): Use unstripped name in symbol
6218 reference.
6219
62202008-09-09 Sandra Loosemore <sandra@codesourcery.com>
6221
6222 * doc/invoke.texi (ARM Options): Correct errors in discussion
6223 of -mfloat-abi, -mhard-float, and -msoft-float.
6224
62252008-09-09 Jakub Jelinek <jakub@redhat.com>
6226 Jan Hubicka <jh@suse.cz>
6227
6228 PR middle-end/37356
6229 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
6230 calling gimple_regimplify_operands on it. Iterate over all newly
6231 added statements, not just the last one.
6232 (insert_init_stmt): Insert stmt into seq first, then call
6233 gimple_regimplify_operands on it. Don't create new gimplification
6234 context, nor find referenced vars.
6235
62362008-09-09 Jakub Jelinek <jakub@redhat.com>
6237
6238 PR other/37419
6239 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
6240 to pointer to vector pointer.
6241 * ipa-prop.c (ipa_propagate_indirect_call_infos,
6242 propagate_info_to_inlined_callees): Likewise.
6243 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6244 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6245 ipa_check_create_edge_args.
6246 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6247 argument to pointer to vector pointer.
6248 (cgraph_decide_inlining_of_small_function): Adjust
6249 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6250 calls.
6251
6252 PR target/37438
6253 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6254 optimizing for size, not speed.
6255
6256 PR rtl-optimization/37408
6257 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6258 if parm is promoted.
6259
62602008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6261
6262 PR tree-optimization/37375
6263 * tree-scalar-evolution.c (scev_info_str): Add field
6264 instantiated_below.
6265 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6266 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6267 set_instantiated_value): Pass instantiated_below.
6268 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6269 to above functions.
6270 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6271 the definitions are not instantiated.
6272
6273 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6274 (block_before_loop): New.
6275 * tree-data-ref.c (dr_analyze_indices): Update uses of
6276 instantiate_scev.
6277 * graphite.c (block_before_scop): New.
6278 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6279 basic block, not a loop for determining the parameters.
6280 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6281 scop.
6282 (idx_record_params, find_params_in_bb, find_scop_parameters,
6283 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6284 to instantiate_scev.
6285
6286 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6287
62882008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6289
6290 PR rtl-opt/37333
6291
6292 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6293
6294 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6295 Check zero freq and increase if necessary.
6296
62972008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6298
6299 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6300 regno is in the right range. Add comments.
6301
63022008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6303
6304 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6305 warnings.
6306 * mips-tfile.c (copy_object): Cast alloca result to int *.
6307 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6308 proper types.
6309 Rename class to sclass.
6310 (read_tfile): Cast read_seek return values to proper types.
6311 Cast xcalloc return value to proper type.
6312
63132008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6314
6315 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6316 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6317 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6318
63192008-09-09 Jan Hubicka <jh@suse.cz>
6320
6321 * profile.c (is_edge_inconsistent): Add debug output; ignore
6322 negative count on fake edges.
6323 (is_inconsistent): Add debug output.
6324
63252008-09-09 Andrey Belevantsev <abel@ispras.ru>
6326
6327 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6328 dump message.
6329 (choose_ready): When first insn is chosen from the ready list, also
6330 dump it.
6331
63322008-09-09 Andrey Belevantsev <abel@ispras.ru>
6333
6334 PR rtl-optimization/37360
6335 * haifa-sched.c (max_issue): Do not assert that we never issue more
6336 insns than issue_rate. Add comment.
6337
63382008-09-09 Richard Guenther <rguenther@suse.de>
6339
6340 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6341 (verify_types_in_gimple_call): Rename to ...
6342 (verify_gimple_call): ... this. Enhance.
6343 (verify_types_in_gimple_cond): Remove.
6344 (verify_gimple_comparison): New function ...
6345 (verify_types_in_gimple_assign): ... split out from here.
6346 (verify_types_in_gimple_return): Rename to ...
6347 (verify_gimple_return): ... this. Enhance.
6348 (verify_types_in_gimple_switch): Rename to ...
6349 (verify_gimple_switch): ... this. Enhance.
6350 (verify_gimple_goto): New function.
6351 (verify_types_in_gimple_phi): Rename to ...
6352 (verify_gimple_phi): ... this. Enhance.
6353 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6354 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6355 (verify_types_in_gimple_seq_2): Remove cases handled in
6356 verify_types_in_gimple_stmt.
6357
63582008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6359
6360 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6361 (push_multiple_operation, pop_multiple_operation): Set it.
6362 (workaround_rts_anomaly): New function.
6363 (workaround_speculation): New function, broken out of bfin_reorg.
6364 (bfin_reorg): Call the new functions.
6365
63662008-09-09 Richard Guenther <rguenther@suse.de>
6367
6368 PR middle-end/37354
6369 PR middle-end/30165
6370 * gimplify.c (gimplify_conversion): Change conversions of
6371 non-register type to VIEW_CONVERT_EXPRs.
6372 (gimplify_addr_expr): If we need to make the operand
6373 addressable make sure to use a properly initialized
6374 temporary for that so it gets a valid gimple store.
6375
63762008-09-09 Aldy Hernandez <aldyh@redhat.com>
6377
6378 * function.h (struct function): Add function_start_locus.
6379 * cfgexpand.c (gimple_expand_cfg): Use it.
6380 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6381
63822008-09-09 Richard Guenther <rguenther@suse.de>
6383
6384 PR tree-optimization/37433
6385 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6386 function calls.
6387
63882008-09-09 Richard Guenther <rguenther@suse.de>
6389
6390 PR tree-optimization/37387
6391 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6392 and bits to a common type.
6393
63942008-09-09 Nick Clifton <nickc@redhat.com>
6395
6396 * config/v850/v850.md (return): Restore frame size restriction.
6397
63982008-09-09 Paolo Bonzini <bonzini@gnu.org>
6399
6400 * c-common.c (c_expand_decl): Remove.
6401 * c-common.h (anon_aggr_type_p): Remove prototype.
6402 (DECL_ANON_UNION_ELEMS): Remove.
6403 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6404 * c-decl.c (anon_aggr_type_p): Remove.
6405 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6406 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6407 * langhooks.h (struct lang_hooks): Remove expand_decl.
6408 * langhooks.c (lhd_expand_decl): Remove.
6409 * stmt.c (expand_anon_union_decl): Remove.
6410 * tree.h (expand_anon_union_decl): Remove prototype.
6411
64122008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6413
6414 PR target/36609
6415 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6416 zero.
6417 * config/avr/avr.md (QISI): Define mode iterator.
6418 (negated_tst<mode>): Redefine as split using mode macro.
6419 (reversed_tstqi): Define insn as reversed compare with zero.
6420 (reversed_tsthi): Ditto.
6421 (reversed_tstsi): Ditto.
6422
64232008-09-08 Jakub Jelinek <jakub@redhat.com>
6424
6425 PR middle-end/37393
6426 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6427 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6428
6429 PR middle-end/37414
6430 * predict.c (optimize_function_for_size_p): Don't segfault if
6431 FUN is NULL.
6432 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6433 tree_swap_operands_p): Don't test cfun != NULL before calling
6434 optimize_function_for_s*_p.
6435
64362008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6437
6438 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6439 end of the search.
6440
c95b2534 64412008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
a5f061dc
RG
6442
6443 * crx/crx.h (IRA_COVER_CLASSES): Define.
6444
64452008-09-08 Jakub Jelinek <jakub@redhat.com>
6446
6447 PR middle-end/37337
6448 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6449 even when a stmt has been gimple_modified_p, but after fold_stmt is
6450 not any longer. Remove unneeded may_have_exposed_new_symbols
6451 initializations.
6452
64532008-09-08 Richard Guenther <rguenther@suse.de>
6454
6455 PR tree-optimization/37421
6456 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6457 valueize the RHS.
6458
64592008-09-08 Jakub Jelinek <jakub@redhat.com>
6460
6461 PR middle-end/37415
6462 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6463
64642008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6465
6466 PR driver/37409
6467 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6468 * pa-hpux10.h (LINK_SPEC): Likewise.
6469 * pa-hpux11.h (LINK_SPEC): Likewise.
6470
64712008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6472
6473 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6474 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6475
64762008-09-07 Helge Deller <deller@gmx.de>
6477
6478 * pa/linux-atomic.c: New file.
6479 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6480 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6481
64822008-09-07 Richard Guenther <rguenther@suse.de>
6483 Ira Rosen <irar@il.ibm.com>
6484
6485 PR tree-optimization/36630
6486 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6487 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6488
64892008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6490 Ira Rosen <irar@il.ibm.com>
6491
6492 PR tree-optimization/35642
6493 * config/rs6000/altivec.md (mulv8hi3): Implement.
6494
c95b2534 64952008-09-06 Jeff Law <law@redhat.com>
a5f061dc
RG
6496
6497 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6498
64992008-09-06 Jan Hubicka <jh@suse.cz>
6500
6501 PR tree-optimization/14703
6502 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6503 declarations.
6504 * passes.c (init_optimization_passes): Recompute inline parameters.
6505
65062008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6507
6508 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6509 DECL being null.
6510
65112008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6512 Peter Fuerst <post@pfrst.de>
6513
6514 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6515 * doc/extend.texi: Document __builtin_mips_cache.
6516 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6517 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6518 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6519 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6520 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6521 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6522 (set_push_mips_isas): New variable.
6523 (mips_r10k_cache_barrier): New variable.
6524 (cache): New availability predicate.
6525 (mips_builtins): Add an entry for __builtin_mips_cache.
6526 (mips_build_cvpointer_type): New function.
6527 (MIPS_ATYPE_CVPOINTER): New macro.
6528 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6529 mode is VOIDmode.
6530 (r10k_simplified_address_p, r10k_simplify_address)
6531 (r10k_uncached_address_p, r10k_safe_address_p)
6532 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6533 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6534 (r10k_insert_cache_barriers): New functions.
6535 (mips_reorg_process_insns): Delete cache barriers after a
6536 branch-likely instruction.
6537 (mips_reorg): Call r10k_insert_cache_barriers.
6538 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6539 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6540 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6541 (mips_cache, r10k_cache_barrier): New define_insns.
6542
65432008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6544
6545 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6546 * ira-color.c (setup_allocno_left_conflicts_num): Use
6547 hard_reg_set_equal_p instead of a comparison with
6548 ira_zero_hard_reg_set.
6549 * ira.c (setup_reg_subclasses): Likewise.
6550 (setup_cover_and_important_classes): Likewise.
6551 (setup_class_translate): Likewise.
6552 (setup_reg_class_intersect_union): Likewise.
6553 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6554 (ira_init_once): Don't initialize them.
6555
65562008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6557
6558 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6559
65602008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6561
6562 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6563
c95b2534 65642008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
a5f061dc
RG
6565
6566 Improved branch hints, safe hints, and scheduling.
6567
6568 * haifa-sched.c (sched_emit_insn): Define.
6569 * sched-int.h (sched_emit_insn): Add prototype.
6570 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6571 -mhint-max-distance -msafe-hints): Document.
6572 * config/spu/spu.c (spu_flag_var_tracking): New.
6573 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6574 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6575 TARGET_ASM_FILE_START): Define.
6576 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6577 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6578 (spu_emit_branch_hint): Add blocks argument.
6579 (insert_branch_hints, insert_nops): Remove.
6580 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6581 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6582 spu_sched_reorder, asm_file_start): New functions.
6583 (clock_var, spu_sched_length, pipe0_clock,
6584 pipe1_clock, prev_clock_var, prev_priority,
6585 spu_ls_first, prev_ls_clock): New static variables.
6586 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6587 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6588 (nopn_nv): Add a non-volatile version of nop.
6589 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6590 -mhint-max-distance, -msafe-hints): New options.
6591
65922008-09-05 Janis Johnson <janis187@us.ibm.com>
6593 Samuel Tardieu <sam@rfc1149.net>
6594
6595 * opts.c (decode_options): Combine nested if statements.
6596
6597 PR target/37283
6598 * opts.c (decode_options): Handle more relationships among
6599 unit-at-a-time, toplevel-reorder, and section-anchors.
6600
66012008-09-05 David Daney <ddaney@avtrex.com>
6602
6603 * doc/install.texi (--enable-reduced-reflection): Document new option.
6604
66052008-09-05 Bob Wilson <bob.wilson@acm.org>
6606
6607 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6608 constantpool_mem_p.
6609 (constantpool_operand): New.
6610 (move_operand): Disallow sub-word modes for the constant pool.
6611 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6612 (xtensa_secondary_reload_class): Replace with....
6613 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6614 Set icode for sub-word reloads from the constant pool.
6615 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6616 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6617 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6618 * config/xtensa/xtensa-protos.h: Update prototypes.
6619
66202008-09-05 Joseph Myers <joseph@codesourcery.com>
6621
6622 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6623 (REG_CLASS_NAMES): Update.
6624 (REG_CLASS_CONTENTS): Update.
6625 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6626 of ALL_REGS for regs 77 and 78.
6627 * function.c (instantiate_virtual_regs_in_insn): Assert that
6628 return value of simplify_gen_subreg is not NULL.
6629
66302008-09-05 Paolo Bonzini <bonzini@gnu.org>
6631
6632 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6633 (gen_rtvec_v): Fix coding standards.
6634
66352008-09-04 Jan Hubicka <jh@suse.cz>
6636
6637 * i386.c (decide_alg): Be more conservative about optimizing for size.
6638
66392008-09-04 Ian Lance Taylor <iant@google.com>
6640
6641 * varasm.c (narrowing_initializer_constant_valid_p): New
6642 static function.
6643 (initializer_constant_valid_p): Call it.
6644
66452008-09-04 Jeff Law <law@redhat.com>
6646
6647 * fold-const.c (native_encode_real): Fix computation of WORDS.
6648 (native_interpret_real): Likewise.
6649
66502008-09-04 Janis Johnson <janis187@us.ibm.com>
6651
6652 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6653
66542008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6655
6656 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6657 that the cost is already taken into account in ira-costs.c
6658
6659 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6660
6661 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6662 ira_debug_copies): New.
6663 (ira_bulid): Call print_copies.
6664
6665 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6666
66672008-09-04 Samuel Tardieu <sam@rfc1149.net>
6668
6669 PR target/32783
6670 * config/rs6000/rs6000.c (optimization_options): Remove check of
6671 flag_toplevel_order.
6672
66732008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6674
6675 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6676 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6677 second operand is a reg_imm10_operand.
6678 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6679 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6680 (*seq_<GPR:mode><GPR2:mode>): Rename to
6681 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6682 ISA_HAS_SEQ_SNE.
6683 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6684 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6685 ISA_HAS_SEQ_SNE.
6686 (*sne_<GPR:mode><GPR2:mode>): Rename to
6687 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6688 ISA_HAS_SEQ_SNE.
6689
66902008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6691
6692 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6693 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6694 combining an arithmetic right shift by more than 31 and a
6695 trunction. Don't match for out-of-range shift amounts. Set
6696 attribute mode to <MODE>.
6697 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6698 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6699 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6700 shifts by less than 32.
6701 (extv): Change predicate on first operand to accept registers.
6702 Change predicate of the other operands from immediate_operand to
6703 const_int_operand. Expand exts when source is a register.
6704 (extzv): Change predicate of the constant operands from
6705 immediate_operand to const_int_operand.
6706 (extzv<mode>): Change predicate of the constant operands from
6707 immediate_operand to const_int_operand and no constraint. Also
6708 remove mode.
6709 (*extzv_trunc<mode>_exts): New pattern.
6710
67112008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6712
6713 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6714 * config/mips/mips-protos.h (mask_low_and_shift_p,
6715 mask_low_and_shift_len): Declare.
6716 * config/mips/mips.c (mask_low_and_shift_p,
6717 mask_low_and_shift_len): New functions.
6718 (mips_print_operand): Handle new operand prefix "m".
6719 * config/mips/mips.md (*cins<mode>): New pattern.
6720
67212008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6722
6723 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6724 optimizing for size.
6725
67262008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6727
6728 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6729 regardless of epilogue_completed.
6730
67312008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6732
6733 PR middle-end/37359
6734 * ira-lives.c (process_bb_node_lives): Check setjmp.
6735
67362008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6737
6738 PR middle-end/37243
6739 * ira-build.c (form_loop_tree): Reverse BB walk.
6740 (create_bb_allocnos): Likewise.
6741 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6742 (mark_reg_store): Rename to...
6743 (mark_ref_live): ...this and take a df_ref argument instead of
6744 note_stores arguments. Assert that we have a register.
6745 (mark_reg_clobber): Delete.
6746 (def_conflicts_with_inputs_p): New function.
6747 (mark_reg_conflicts): Delete.
6748 (mark_reg_death): Rename to...
6749 (mark_ref_dead): ...this and take a df_ref argument instead of
6750 a register. Assert that we have a register.
6751 (process_bb_node_lives): Hoist frequency calculation out of
6752 instruction walk. Convert from a forwards scan to a backwards scan.
6753 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6754 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6755 (create_allocno_live_ranges): Don't create regs_set.
6756
67572008-09-04 Ian Lance Taylor <iant@google.com>
6758
6759 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6760 or REG_LABEL_TARGET.
6761 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6762 comparing MODE with MEM.
6763 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6764 comparing with GF_PREDICT_TAKEN.
6765 (gimple_get_lhs): Change code to enum gimple_code.
6766 (gimple_set_lhs): Likewise.
6767 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6768 * omp-low.c (find_omp_clause): Change kind parameter to enum
6769 omp_clause_code.
6770 * tree-flow.h (find_omp_clause): Update declaration.
6771 * regrename.c (clear_dead_regs): Change kind parameter to enum
6772 reg_note.
6773 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6774 GET_MODE.
6775 * see.c (see_get_extension_data): Change return type to enum
6776 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6777 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6778 (see_gen_normalized_extension): Change extension_code parameter to
6779 enum entry_type.
6780 (see_seek_pre_extension_expr): Change extension_code to enum
6781 entry_type.
6782 (see_merge_one_def_extension): Likewise.
6783 (see_handle_relevant_defs): Likewise.
6784 (see_handle_relevant_uses): Likewise.
6785 (see_analyze_one_def): Likewise.
6786 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6787 GIMPLE_ASM rather than ASM_EXPR.
6788 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6789 GIMPLE_RETURN rather than RETURN_EXPR.
6790 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6791 (evaluate_stmt): Likewise.
6792 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6793 to enum vect_relevant.
6794 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6795 compare gimple codes with tree codes.
6796
67972008-09-04 Paul Brook <paul@codesourcery.com>
6798
6799 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6800
68012008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6802
6803 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6804 pointer check lost in the recent no-unit-at-a-time patch.
6805
68062008-09-04 Jan Hubicka <jh@suse.cz>
6807
6808 PR middle-end/37343
6809 * tree-switch-conversion.c (check_final_bb): Accept only IP
6810 invariants.
6811
68122008-09-04 Jan Hubicka <jh@suse.cz>
6813
6814 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6815 Break out from ...
6816 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6817 using_ranges argument.
6818 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6819 (vrp_visit_cond_stmt): Update call of
6820 vrp_evaluate_conditional_warnv_with_ops
6821
68222008-09-04 Jan Hubicka <jh@suse.cz>
6823
6824 PR tree-optimization/37345
6825 PR tree-optimization/37358
6826 PR tree-optimization/37357
6827 * tree.c (build_function_type_skip_args): Build distinct type copy;
6828 set TYPE_CONTEXT.
6829 (build_function_decl_skip_args): Set type of new decl not orig decl;
6830 clear DECL_VINDEX for methods turned into functions.
6831
68322008-09-04 Nick Clifton <nickc@redhat.com>
6833
6834 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6835 * configure: Regenerate.
6836 * config.in: Regenerate.
6837 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6838 alignment field, if it is supported.
6839
68402008-09-04 Kai Tietz <kai.tietz@onevision.com>
6841
6842 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6843 libraries.
6844
68452008-09-03 David Edelsohn <edelsohn@gnu.org>
6846
6847 * config/rs6000/rs6000.c (processor_target_table): Do not
6848 enable VMX for POWER6.
6849
68502008-09-03 Anton Blanchard <anton@samba.org>
6851
6852 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6853 emit memory barrier before operation.
6854
68552008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6856
6857 PR testsuite/37325
6858 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6859 default_elf_asm_output_external.
6860
68612008-09-03 Jeff Law <law@redhat.com>
6862
6863 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6864
68652008-09-03 Richard Henderson <rth@redhat.com>
6866
6867 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6868 memory barrier to below the test-and-set.
6869 (alpha_split_lock_test_and_set_12): Likewise.
6870
68712008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6872
6873 PR rtl-opt/37243
6874
6875 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6876 all_allocnos.
6877
6878 * ira-color.c (print_loop_title): Use all_allocnos.
6879 (color_pass): Ditto. Don't add border_allocnos. Check that
6880 subloop allocno in the correspdoning bitmap all_allocnos.
6881
6882 * ira-emit.c (change_loop): Use all_allocnos.
6883
6884 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6885 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6886 (create_cap_allocno): Remove setting mentioned_allocnos.
6887 (create_insn_allocnos): Ditto.
6888 (remove_unnecessary_allocnos): Use all_allocnos.
6889 (check_allocno_creation): Check that allocnos are in the
6890 corresponding bitmap all_allocnos.
6891
68922008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6893
6894 PR rtl-opt/37243
6895
6896 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6897 (process_regs_for_copy): Process subregs. Refine check when cost
6898 is taken into account in ira-costs.c.
6899 (process_reg_shuffles): Use REG_SUBREG_P.
6900 (add_insn_allocno_copies): Ditto. Ignore modes.
6901
6902 * ira-color.c (conflict_allocno_vec): New.
6903 (COST_HOP_DIVISOR): New macro.
6904 (update_copy_costs_1): Use it.
6905 (update_conflict_hard_regno_costs): New function.
6906 (assign_hard_reg): Use it.
6907 (ira_color): Allocate and free conflict_allocno_vec.
6908
69092008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6910
6911 PR rtl-opt/37296
6912
6913 * ira-int.h (ira_sort_insn_chain): Remove.
6914
6915 * ira.c (basic_block_order_nums, chain_insn_order,
6916 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6917 (ira): Don't call ira_sort_insn_chain.
6918
6919 * reload1.c (reload): Don't call ira_sort_insn_chain.
6920
69212008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6922
6923 PR middle-end/37293
6924 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6925 which become non throw.
6926 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6927 update_call_expr after updating the flags on the decl.
6928
69292008-09-03 Jan Hubicka <jh@suse.cz>
6930
6931 PR tree-optimization/37315
6932 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6933 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6934 (cgraph_analyze_functions): Use node->analyzed
6935 (cgraph_mark_functions_to_output): Likewise.
6936 (cgraph_expand_function): All functions can be released after
6937 expanding.
6938 (cgraph_optimize): Use gimple_has_body_p.
6939 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6940 (cgraph_decide_inlining_incrementally): Likewise.
6941 (inline_transform): Inline transform.
6942 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6943 copy fields needed.
6944 (inlinable_function_p): Drop gimple_body check.
6945 (expand_call_inline): Use gimple_has_body_p.
6946 * gimple.c (gimple_has_body_p): New.
6947 * gimple.h (gimple_has_body_p): Add prototype.
6948 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6949 (dump_function_to_file): Use gimple_has_body_p check.
6950
69512008-09-03 Jakub Jelinek <jakub@redhat.com>
6952
6953 PR c++/37346
6954 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6955 substatements.
6956 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6957
69582008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6959
6960 From Michael Frysinger <michael.frysinger@analog.com>
6961 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6962 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6963 for bf538.
6964
69652008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6966
6967 Add picoChip port.
6968 * doc/extend.texi: Document picoChip builtin functions.
6969 * doc/invoke.texi: Document picoChip options.
6970 * doc/contrib.texi: Add picoChip contribution.
6971 * doc/md.texi: Document picoChip constraints.
6972 * config.gcc: Add picochip-*-*.
6973 * config/picochip/: Add new port.
6974
69752008-09-03 Richard Guenther <rguenther@suse.de>
6976
6977 PR tree-optimization/37328
6978 * tree-sra.c (sra_build_assignment): Gimplify properly.
6979 (generate_copy_inout): Take the correct stmt as definition,
6980 remove bogus assert.
6981
69822008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6983
6984 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6985 attributes.
6986
6987 From Michael Frysinger <michael.frysinger@analog.com>
6988 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6989
c95b2534 69902008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
a5f061dc
RG
6991
6992 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6993 (__gthread_setspecific): Revert 2008-08-31 change to
6994 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6995
69962008-09-02 Aldy Hernandez <aldyh@redhat.com>
6997
6998 * diagnostic.c (error_at): New.
6999 * toplev.h (error_at): New prototype.
7000 * c-typeck.c (build_array_ref): Call error_at instead of error.
7001 Pass location to pedwarn.
7002
70032008-09-02 Adam Nemet <anemet@caviumnetworks.com>
7004
7005 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
7006
70072008-09-02 Jakub Jelinek <jakub@redhat.com>
7008
7009 * dwarf2out.c (tree_add_const_value_attribute): Only handle
7010 VAR_DECL and CONST_DECL.
7011
70122008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7013 Jakub Jelinek <jakub@redhat.com>
7014
7015 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
7016 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
7017 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
7018 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
7019 Don't set ix86_save_varrargs_registers.
7020 (ix86_setup_incoming_varargs): Assume cum != NULL.
7021 (ix86_va_start): Check ix86_varargs_gpr_size and
7022 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
7023 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
7024 from frame pointer if ix86_varargs_gpr_size == 0.
7025 (ix86_compute_frame_layout): Updated.
7026 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
7027 (ix86_varargs_gpr_size): Define.
7028 (ix86_varargs_fpr_size): Likewise.
7029 (machine_function): Remove save_varrargs_registers.
7030 Add varargs_gpr_size and varargs_fpr_size.
7031
70322008-09-02 Jakub Jelinek <jakub@redhat.com>
7033
7034 * config/alpha/alpha.c (va_list_skip_additions,
7035 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
7036 (alpha_gimplify_va_arg): Call unshare_expr on second use of
7037 offset_field.
7038
7039 PR tree-optimization/36766
7040 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
7041 for already removed basic blocks.
7042
7043 PR target/36332
7044 * real.c (real_maxval): Clear a lower bit to make real_maxval
7045 match get_max_float for IBM long double format.
7046
70472008-09-02 Andreas Schwab <schwab@suse.de>
7048
7049 * configure.ac: Use m4_quote to quote the expansion of m4_do.
7050 * configure: Regenerate.
7051
70522008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
7053
7054 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
7055 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
7056 checking for a non-VOID CONSTANT_P.
7057
70582008-09-02 Jan Hubicka <jh@suse.cz>
7059
7060 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
7061 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
7062 sdiv_pow2_cheap
7063
70642008-09-02 H.J. Lu <hongjiu.lu@intel.com>
7065
7066 * expr.c (emit_group_store): Don't assert stack temp mode size.
7067
70682008-09-02 Sebastian Pop <sebastian.pop@amd.com>
7069 Tobias Grosser <grosser@fim.uni-passau.de>
7070 Jan Sjodin <jan.sjodin@amd.com>
7071 Harsha Jagasia <harsha.jagasia@amd.com>
7072 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7073 Konrad Trifunovic <konrad.trifunovic@inria.fr>
7074 Adrien Eliche <aeliche@isty.uvsq.fr>
7075
7076 Merge from graphite branch.
7077 * graphite.c: New.
7078 * graphite.h: New.
7079 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
7080 * doc/invoke.texi (-floop-block, -floop-interchange,
7081 -floop-strip-mine): Document new flags.
7082 * tree-into-ssa.c (gimple_vec): Moved...
7083 * tree-loop-distribution.c (rdg_component): Moved...
7084 * cfgloopmanip.c: Include tree-flow.h.
7085 (update_dominators_in_loop): New.
7086 (create_empty_if_region_on_edge): New.
7087 (create_empty_loop_on_edge): New.
7088 (loopify): Use update_dominators_in_loop.
7089 * tree-pass.h (pass_graphite_transforms): Declared.
7090 * configure: Regenerate.
7091 * tree-phinodes.c (make_phi_node): Export.
7092 (add_phi_node_to_bb): New, split from create_phi_node.
7093 * tree-chrec.c (for_each_scev_op): New.
7094 * tree-chrec.h (for_each_scev_op): Declared.
7095 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
7096 (remove_statement): Call get_phi_with_result.
7097 * config.in (HAVE_cloog): Undef.
7098 * gdbinit.in (pgg): New.
7099 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7100 * tree-ssa-loop.c (graphite_transforms): New.
7101 (gate_graphite_transforms): New.
7102 (pass_graphite_transforms): New.
7103 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
7104 HAVE_cloog): Defined.
7105 * tree-vectorizer.c (rename_variables_in_bb): Export.
7106 * tree-data-ref.c (dr_may_alias_p): Export.
7107 (stmt_simple_memref_p): New.
7108 (find_data_references_in_stmt): Export.
7109 (find_data_references_in_loop): Export.
7110 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
7111 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
7112 (create_rdg_vertices): Export.
7113 (build_empty_rdg): New.
7114 (build_rdg): Call build_empty_rdg. Free dependence_relations.
7115 * tree-data-ref.h (rdg_component): ... here.
7116 (scop_p): New.
7117 (struct data_reference): Add a field scop.
7118 (DR_SCOP): New.
7119 (find_data_references_in_loop): Declared.
7120 (find_data_references_in_stmt): Declared.
7121 (create_rdg_vertices): Declared.
7122 (dr_may_alias_p): Declared.
7123 (stmt_simple_memref_p): Declared.
7124 (struct rdg_edge): Add a field ddr_p relation.
7125 (build_empty_rdg): Declared.
7126 * lambda.h (lambda_matrix): Declare a VEC of.
7127 (find_induction_var_from_exit_cond): Declared.
7128 (lambda_vector_compare): New.
7129 * common.opt (fgraphite, floop-strip-mine,
7130 floop-interchange, floop-block): New flags.
7131 * lambda-code.c (find_induction_var_from_exit_cond): Export.
7132 * cfgloop.c (is_loop_exit): New.
7133 * cfgloop.h (is_loop_exit): Declared.
7134 (create_empty_if_region_on_edge): Declared.
7135 (create_empty_loop_on_edge): Declared.
7136 * tree-flow.h (add_phi_node_to_bb): Declared.
7137 (make_phi_node): Declared.
7138 (rename_variables_in_bb): Declared.
7139 (perfect_loop_nest_depth): Declared.
7140 (graphite_transform_loops): Declared.
7141 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
7142 (graphite.o-warn): Add -Wno-error.
7143 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
7144 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
7145 (INCLUDES): Add PPLINC, CLOOGINC.
7146 (OBJS-common): Add graphite.o.
7147 (graphite.o): Add rule.
7148 * gimple.h (gimple_vec): ... here.
7149 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
7150 * passes.c (init_optimization_passes): Schedule
7151 pass_graphite_transforms.
7152
71532008-09-02 Samuel Tardieu <sam@rfc1149.net>
7154
7155 PR target/37283
7156 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
7157 and -fno-toplevel-reorder after handle_options.
7158
71592008-09-02 Paul Brook <paul@codesourcery.com>
7160
7161 * config/arm/arm.c (arm_tune_cortex_a9): Define.
7162 (arm_override_options): Set arm_tune_cortex_a9.
7163 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
7164 (arm_issue_rate): Handle cortexa9.
7165 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
7166 * config/arm/arm-cores.def: Add cortex-a9.
7167 * config/arm/arm-tune.md: Regenerate.
7168 * config/arm/arm.md: Include cortex-a9.md.
7169 (generic_sched, generic_vfp): Add cortexa9.
7170 * config/arm/cortex-a9.md: New file.
7171
71722008-09-02 Richard Guenther <rguenther@suse.de>
7173
7174 PR tree-optimization/37327
7175 * tree-vrp.c (register_new_assert_for): Make sure to not have
7176 TREE_OVERFLOW set on the bound.
7177
71782008-09-02 Alexander Monakov <amonakov@ispras.ru>
7179
7180 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
7181
7182 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
7183 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
7184 spec_info->mask.
7185
71862008-09-02 Victor Kaplansky <victork@il.ibm.com>
7187
7188 * gcc/config/spu/spu.md (divdf3): Removed.
7189
71902008-09-02 Jakub Jelinek <jakub@redhat.com>
7191
7192 PR tree-optimization/37095
7193 * cgraph.c (cgraph_node): When creating new cgraph node after
7194 assembler_name_hash has been populated, record it in the hash
7195 table.
7196
71972008-09-01 Paul Brook <paul@codesourcery.com>
7198
7199 * doc/invoke.texi: Document -mword-relocations.
7200 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7201 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7202 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7203 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
7204 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
7205 (arm_emit_movpair): New function.
7206 (arm_print_operand <c>): Handle sybolic addresses.
7207 * config/arm/arm.h (TARGET_USE_MOVT): Define.
7208 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
7209 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
7210 * config/arm/arm.opt: Add -mword-relocations.
7211 * config/arm/arm.md (movsi): Use arm_emit_movpair.
7212 (arm_movt, arm_movw): New.
7213
72142008-09-01 Paul Brook <paul@codesourcery.com>
7215
7216 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
7217 Allow Interworking on ARMv4 EABI based targets.
7218 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
7219 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
7220
72212008-09-01 Paul Brook <paul@codesourcery.com>
7222
7223 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
7224 optimized LT0 test. Remove optimization for GT.
7225
72262008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7227
7228 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
7229 openmp applications.
7230 * pa-hpux11.h (LIB_SPEC): Likewise.
7231
7232 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
7233 is defined.
7234
72352008-09-01 Jan Hubicka <jh@suse.cz>
7236
7237 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
7238 present, use only counts; when guessed use only frequencies.
7239 (estimate_bb_frequencies): Use function_frequency.
7240 * profile.c (compute_branch_probabilities): Exit early when
7241 profile reading failed. Set profile_status.
7242 (branch_prob): Do not set profile_status.
7243
72442008-09-01 Aldy Hernandez <aldyh@redhat.com>
7245
7246 * tree.c (protected_set_expr_location): New.
7247 * tree.h (protected_set_expr_location): New prototype.
7248 * c-tree.h (build_array_ref): Add argument.
7249 (parser_build_unary_op): Same.
7250 * c-typeck.c (build_indirect_ref): Handle new location argument.
7251 (build_array_ref): Same.
7252 (parser_build_unary_op): Same.
7253 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7254 error.
7255 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7256 build_indirect_ref.
7257 * c-common.c (finish_label_address_expr): Handle new location argument.
7258 * c-common.h (build_indirect_ref): Add argument.
7259 (finish_label_address_expr): Same.
7260 * c-parser.c (c_parser_unary_expression): Pass location to build
7261 functions.
7262 (c_parser_postfix_expression): Same.
7263
72642008-09-01 Paul Brook <paul@codesourcery.com>
7265
7266 * config/arm/arm.md: Include cortex-r4f.md.
7267 (attr fpu): Update type list.
7268 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7269 fconstd, fcmps and fcmpd.
7270 (attr tune_cortexr4): Define.
7271 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7272 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7273 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7274 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7275 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7276 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7277 cortex_a8_vfp_farith: Ditto.
7278 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7279 * config/arm/cortex-r4.md: Use tune_cortexr4.
7280 * config/arm/cortex-r4f.md: New file.
7281
72822008-09-01 Richard Guenther <rguenther@suse.de>
7283
7284 PR tree-optimization/37305
7285 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7286 the result of constant conversions.
7287 (fold_gimple_assign): Likewise.
7288
72892008-09-01 Andrey Belevantsev <abel@ispras.ru>
7290
7291 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7292 #ifdef ENABLE_CHECKING.
7293
72942008-09-01 Andrey Belevantsev <abel@ispras.ru>
7295
7296 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7297 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7298 when !INSN_SCHEDULING.
7299
73002008-09-01 Andreas Schwab <schwab@suse.de>
7301
7302 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7303
73042008-09-01 Paul Brook <paul@codesourcery.com>
7305
7306 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7307
73082008-09-01 Jan Hubicka <jh@suse.cz>
7309
7310 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7311
7312 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7313 Pass speed operand.
7314 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7315 * gimplify.c (gimplify_init_constructor): Add speed operand.
7316 * tree-sra.c (decide_block_copy): Likewise.
7317 * tree-inline.c (estimate_move_cost): Likewise.
7318 * config/alpha/alpha.h (MOVE_RATIO): Update.
7319 * config/frv/frv.c (MOVE_RATIO): Update.
7320 * config/spu/spu.h (MOVE_RATIO): Update.
7321 * config/sparc/sparc.h (MOVE_RATIO): Update.
7322 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7323 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7324 * config/cris/cris.h (MOVE_RATIO): Update.
7325 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7326 * config/arm/arm.h (MOVE_RATIO): Update.
7327 * config/pa/pa.md: Update uses of MOVE_RATIO
7328 * config/pa/pa.h (MOVE_RATIO): Update.
7329 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7330 CLEAR_RATIO, SET_RATIO): Update.
7331 * config/h8300/h8300.h (MOVE_RATIO): Update.
7332 * config/v850/v850.h (MOVE_RATIO): Update.
7333 * config/bfin/bfin.h (MOVE_RATIO): Update.
7334
73352008-08-31 Andrey Belevantsev <abel@ispras.ru>
7336 Dmitry Melnik <dm@ispras.ru>
7337 Dmitry Zhurikhin <zhur@ispras.ru>
7338 Alexander Monakov <amonakov@ispras.ru>
7339 Maxim Kuvyrkov <maxim@codesourcery.com>
7340
7341 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7342 sel-sched-dump.c, sel-sched-ir.c: New files.
7343 * Makefile.in (OBJS-common): Add selective scheduling object files.
7344 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7345 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7346 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7347 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7348 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7349 (make_forwarder_block): Update loop latch if we have redirected
7350 the loop latch edge.
7351 * cfgloop.c (get_loop_body_in_custom_order): New function.
7352 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7353 (CP_FALLTHRU_PREHEADERS): Likewise.
7354 (get_loop_body_in_custom_order): Declare.
7355 * cfgloopmanip.c (has_preds_from_loop): New.
7356 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7357 Assert that the preheader edge will be fall thru when it is set.
7358 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7359 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7360 fsel-sched-substitution, fselective-scheduling): New flags.
7361 * cse.c (hash_rtx_cb): New.
7362 (hash_rtx): Use it.
7363 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7364 sel_sched_insn_cnt): New counters.
7365 * final.c (compute_alignments): Export. Free dominance
7366 info after loop_optimizer_finalize.
7367 * genattr.c (main): Output maximal_insn_latency prototype.
7368 * genautomata.c (output_default_latencies): New.
7369 Factor its code from ...
7370 (output_internal_insn_latency_func): ... here.
7371 (output_internal_maximal_insn_latency_func): New.
7372 (output_maximal_insn_latency_func): New.
7373 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7374 (struct hard_reg_set_iterator): New.
7375 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7376 hard_reg_set_iter_next): New functions.
7377 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7378 * lists.c (remove_free_INSN_LIST_node,
7379 remove_free_EXPR_LIST_node): New functions.
7380 * loop-init.c (loop_optimizer_init): When
7381 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7382 calling create_preheaders.
7383 (loop_optimizer_finalize): Do not verify flow info after reload.
7384 * recog.c (validate_replace_rtx_1): New parameter simplify.
7385 Default it to true. Update all uses. Factor out simplifying
7386 code to ...
7387 (simplify_while_replacing): ... this new function.
7388 (validate_replace_rtx_part,
7389 validate_replace_rtx_part_nosimplify): New.
7390 * recog.h (validate_replace_rtx_part,
7391 validate_replace_rtx_part_nosimplify): Declare.
7392 * rtl.c (rtx_equal_p_cb): New.
7393 (rtx_equal_p): Use it.
7394 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7395 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7396 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7397 * vecprim.h: Add a vector type for unsigned int.
7398 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7399 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7400 ready_try, cycle_issued_insns, spec_info): Make global.
7401 (readyp): Initialize.
7402 (dfa_lookahead): New global variable.
7403 (old_max_uid, old_last_basic_block): Remove.
7404 (h_i_d): Make it a vector.
7405 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7406 through HID macro.
7407 (after_recovery, adding_bb_to_current_region_p):
7408 New variables to handle correct insertion of the recovery code.
7409 (struct ready_list): Move declaration to sched-int.h.
7410 (rgn_n_insns): Removed.
7411 (rtx_vec_t): Move to sched-int.h.
7412 (find_insn_reg_weight): Remove.
7413 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7414 (haifa_init_h_i_d, haifa_finish_h_i_d):
7415 New functions to initialize / finalize haifa instruction data.
7416 (extend_h_i_d, init_h_i_d): Rewrite.
7417 (unlink_other_notes): Move logic to add_to_note_list. Handle
7418 selective scheduler.
7419 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7420 find_fallthru_edge): Make global, remove static prototypes.
7421 (max_issue): Make global. Add privileged_n and state parameters. Use
7422 them.
7423 (extend_global, extend_all): Removed.
7424 (init_before_recovery): Add new param. Fix the handling of the case
7425 when we insert a recovery code before the EXIT which has a predecessor
7426 with a fallthrough edge to it.
7427 (create_recovery_block): Make global. Rename to
7428 sched_create_recovery_block. Update.
7429 (change_pattern): Rename to sched_change_pattern. Make global.
7430 (speculate_insn): Rename to sched_speculate_insn. Make global.
7431 Split haifa-specific functionality into ...
7432 (haifa_change_pattern): New static function.
7433 (sched_extend_bb): New static function.
7434 (sched_init_bbs): New function.
7435 (current_sched_info): Change type to struct haifa_sched_info.
7436 (insn_cost): Adjust for selective scheduling.
7437 (dep_cost_1): New function. Move logic from ...
7438 (dep_cost): ... here.
7439 (dep_cost): Use dep_cost_1.
7440 (contributes_to_priority_p): Use sched_deps_info instead of
7441 current_sched_info.
7442 (priority): Adjust to work with selective scheduling. Process the
7443 corner case when all dependencies don't contribute to priority.
7444 (rank_for_schedule): Use ds_weak instead of dep_weak.
7445 (advance_state): New function. Move logic from ...
7446 (advance_one_cycle): ... here.
7447 (add_to_note_list, concat_note_lists): New functions.
7448 (rm_other_notes): Make static. Adjust for selective scheduling.
7449 (remove_notes, restore_other_notes): New functions.
7450 (move_insn): Add two arguments. Update assert. Don't call
7451 reemit_notes.
7452 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7453 Remove more_issue, max_points. Move the code to initialize
7454 max_lookahead_tries to max_issue.
7455 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7456 ready. Adjust use of move_insn. Call restore_other_notes.
7457 (luid): Remove.
7458 (sched_init, sched_finish): Move Haifa-specific initialization/
7459 finalization to ...
7460 (haifa_sched_init, haifa_sched_finish): ... respectively.
7461 New functions.
7462 (setup_sched_dump): New function.
7463 (haifa_init_only_bb): New static function.
7464 (haifa_speculate_insn): New static function.
7465 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7466 (extend_ready, extend_all): Remove.
7467 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7468 (create_check_block_twin, add_to_speculative_block): Use
7469 haifa_insns_init instead of extend_global. Update to use new
7470 initialization functions. Change parameter. Factor out code from
7471 create_check_block_twin to ...
7472 (sched_create_recovery_edges) ... this new function.
7473 (add_block): Remove.
7474 (sched_scan_info): New.
7475 (extend_bb): Use sched_scan_info.
7476 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7477 static functions for walking through scheduling region.
7478 (sched_luids): New vector variable to replace uid_to_luid.
7479 (luids_extend_insn): New function.
7480 (sched_max_luid): New variable.
7481 (luids_init_insn): New function.
7482 (sched_init_luids, sched_finish_luids): New functions.
7483 (insn_luid): New debug function.
7484 (sched_extend_target): New function.
7485 (haifa_init_insn): New static function.
7486 (sched_init_only_bb): New hook.
7487 (sched_split_block): New hook.
7488 (sched_split_block_1): New function.
7489 (sched_create_empty_bb): New hook.
7490 (sched_create_empty_bb_1): New function.
7491 (common_sched_info, ready): New global variables.
7492 (current_sched_info_var): Remove.
7493 (move_block_after_check): Use common_sched_info.
7494 (haifa_luid_for_non_insn): New static function.
7495 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7496 (increase_insn_priority): New.
7497 * modulo-sched.c (issue_rate): Remove static declaration.
7498 (sms_sched_info): Change type to haifa_sched_info.
7499 (sms_sched_deps_info, sms_common_sched_info): New variables.
7500 (setup_sched_infos): New.
7501 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7502 Do not call regstat_free_calls_crossed.
7503 (sms_print_insn): Use const_rtx.
7504 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7505 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7506 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7507 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7508 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7509 current_sched_info to use it.
7510 (enum reg_pending_barrier_mode): Move to sched-int.h.
7511 (h_d_i_d): New variable. Initialize to NULL.
7512 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7513 to NULL.
7514 (estimate_dep_weak): Remove static declaration.
7515 (sched_has_condition_p): New function. Adjust users of
7516 sched_get_condition to use it instead.
7517 (conditions_mutex_p): Add arguments indicating which conditions are
7518 reversed. Use them.
7519 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7520 argument to indicate whether returned condition is reversed. Do not
7521 generate new rtx when condition should be reversed; indicate it by
7522 setting new argument instead.
7523 (add_dependence_list_and_free): Add deps parameter.
7524 Update all users. Do not free dependence list when
7525 deps context is readonly.
7526 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7527 contexts.
7528 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7529 (remove_from_deps): New. Use the above functions.
7530 (cur_insn, can_start_lhs_rhs_p): New static variables.
7531 (add_or_update_back_dep_1): Initialize present_dep_type.
7532 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7533 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7534 haifa_note_dep): New functions implementing dependence hooks for
7535 the Haifa scheduler.
7536 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7537 note_dep): New functions.
7538 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7539 functions.
7540 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7541 (free_deps): Initialize deps->reg_last.
7542 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7543 sched_analyze_insn): Update to use dependency hooks infrastructure
7544 and readonly contexts.
7545 (deps_analyze_insn): New function. Move part of logic from ...
7546 (sched_analyze): ... here. Also move some logic to ...
7547 (deps_start_bb): ... here. New function.
7548 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7549 sel_sched_p.
7550 (sched_deps_init): New function. Move code from ...
7551 (init_dependency_caches): ... here. Remove.
7552 (init_deps_data_vector): New.
7553 (sched_deps_finish): New function. Move code from ...
7554 (free_dependency_caches): ... here. Remove.
7555 (init_deps_global, finish_deps_global): Adjust for use with
7556 selective scheduling.
7557 (get_dep_weak): Move logic to ...
7558 (get_dep_weak_1): New function.
7559 (ds_merge): Move logic to ...
7560 (ds_merge_1): New static function.
7561 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7562 (ds_get_max_dep_weak): New function.
7563 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7564 (n_insns): Rename to rgn_n_insns.
7565 (debug_ebb_dependencies): New function.
7566 (init_ready_list): Use it.
7567 (begin_schedule_ready): Use sched_init_only_bb.
7568 (ebb_print_insn): Indicate when an insn starts a new cycle.
7569 (contributes_to_priority, compute_jump_reg_dependencies,
7570 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7571 (add_block1): Remove to ebb_add_block.
7572 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7573 (schedule_ebb): Initialize them. Use remove_notes instead of
7574 rm_other_notes. Use haifa_local_init/finish.
7575 (schedule_ebbs): Use haifa_sched_init/finish.
7576 * sched-int.h: Include vecprim.h, remove rtl.h.
7577 (struct ready_list): Delete declaration.
7578 (sched_verbose_param, enum sched_pass_id_t,
7579 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7580 (struct sched_scan_info_def): New structure.
7581 (sched_scan_info, sched_scan, sched_init_bbs,
7582 sched_init_luids, sched_finish_luids, sched_extend_target,
7583 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7584 (struct common_sched_info_def): New.
7585 (common_sched_info, haifa_common_sched_info,
7586 sched_emulate_haifa_p): Declare.
7587 (sel_sched_p): New.
7588 (sched_luids): Declare.
7589 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7590 (sched_max_luid, insn_luid): Declare.
7591 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7592 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7593 print_insn, print_pattern, print_value, haifa_classify_insn,
7594 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7595 setup_sched_dump, sched_init, sched_finish,
7596 sel_insn_is_speculation_check): Export.
7597 (struct ready_list): Move from haifa-sched.c.
7598 (ready_try, ready, max_issue): Export.
7599 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7600 sched_init_only_bb, sched_split_block, sched_split_block_1,
7601 sched_create_empty_bb, sched_create_empty_bb_1,
7602 sched_create_recovery_block, sched_create_recovery_edges): Export.
7603 (enum reg_pending_barrier_mode): Export.
7604 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7605 (deps_t): New.
7606 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7607 print_insn field. Move add_block and fix_recovery_cfg to
7608 common_sched_info_def. Move compute_jump_reg_dependencies,
7609 use_cselib ...
7610 (struct sched_deps_info_def): ... this new structure.
7611 (sched_deps_info): Declare.
7612 (struct spec_info_def): Remove weakness_cutoff, add
7613 data_weakness_cutoff and control_weakness_cutoff.
7614 (spec_info): Declare.
7615 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7616 dep_count field.
7617 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7618 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7619 (current_sched_info): Change type to struct haifa_sched_info.
7620 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7621 (h_d_i_d): New variable.
7622 (HDID): New accessor macro.
7623 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7624 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7625 and HDID.
7626 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7627 (enum SCHED_FLAGS): Update for selective scheduler.
7628 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7629 (init_dependency_caches, free_dependency_caches): Delete declarations.
7630 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7631 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7632 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7633 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7634 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7635 ds_to_dt): Export.
7636 (rm_other_notes): Delete declaration.
7637 (schedule_block): Remove one argument.
7638 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7639 ready_element, ready_lastpos, sched_extend_ready_list,
7640 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7641 concat_note_lists): Export.
7642 (struct region): Move from sched-rgn.h.
7643 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7644 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7645 BLOCK_TO_BB, CONTAINING_RGN): Export.
7646 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7647 (current_nr_blocks, current_blocks, target_bb): Likewise.
7648 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7649 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7650 sched_rgn_local_init, extend_regions,
7651 rgn_make_new_region_out_of_new_block, compute_priorities,
7652 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7653 extend_rgns, deps_join rgn_setup_common_sched_info,
7654 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7655 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7656 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7657 increase_insn_priority): Likewise.
7658 * sched-rgn.c: Include sel-sched.h.
7659 (ref_counts): New static variable. Use it ...
7660 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7661 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7662 (sched_is_disabled_for_current_region_p): Delete static declaration.
7663 (struct region): Move to sched-int.h.
7664 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7665 ebb_head): Define and initialize.
7666 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7667 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7668 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7669 sched-int.h.
7670 (find_single_block_region): Add new argument to indicate that EBB
7671 regions should be constructed.
7672 (debug_live): Delete declaration.
7673 (current_nr_blocks, current_blocks, target_bb):
7674 Remove static qualifiers.
7675 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7676 declaration.
7677 (init_regions): Delete declaration.
7678 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7679 rgn_estimate_number_of_insns): New.
7680 (too_large): Use estimate_number_of_insns.
7681 (haifa_find_rgns): New. Move the code from ...
7682 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7683 (free_trg_info): New.
7684 (compute_trg_info): Allocate candidate tables here instead of ...
7685 (init_ready_list): ... here.
7686 (rgn_print_insn): Use const_rtx.
7687 (contributes_to_priority, extend_regions): Delete static declaration.
7688 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7689 (add_block1): Rename to rgn_add_block.
7690 (debug_rgn_dependencies): Delete static qualifier.
7691 (new_ready): Use sched_deps_info. Simplify.
7692 (rgn_common_sched_info, rgn_const_sched_deps_info,
7693 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7694 New.
7695 (region_sched_info): Rename to rgn_const_sched_info.
7696 (deps_join): New, extracted from ...
7697 (propagate_deps): ... here.
7698 (compute_block_dependences, debug_dependencies): Update for selective
7699 scheduling.
7700 (free_rgn_deps, compute_priorities): New functions.
7701 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7702 sched_rgn_compute_dependencies): New functions.
7703 (schedule_region): Use them.
7704 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7705 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7706 New functions.
7707 (schedule_insns): Call new functions that were split out.
7708 (rgn_make_new_region_out_of_new_block): New.
7709 (get_rgn_sched_max_insns_priority): New.
7710 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7711 scheduling when appropriate.
7712 * sched-vis.c: Include insn-attr.h.
7713 (print_value, print_pattern): Make global.
7714 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7715 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7716 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7717 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7718 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7719 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7720 hooks. Initialize them to 0.
7721 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7722 * target.h (struct gcc_target): Add them. Rename gen_check field to
7723 gen_spec_check.
7724 * flags.h (sel_sched_switch_set): Declare.
7725 * opts.c (sel_sched_switch_set): New variable.
7726 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7727 pipelining is disabled from command line.
7728 (common_handle_option): Record whether selective scheduling is
7729 requested from command line.
7730 * doc/invoke.texi: Document new flags and parameters.
7731 * doc/tm.texi: Document new target hooks.
7732 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7733 ia64_gen_check.
7734 (dfa_state_size): Do not declare locally.
7735 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7736 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7737 rs6000_alloc_sched_context, rs6000_set_sched_context,
7738 rs6000_free_sched_context): New functions.
7739 (struct _rs6000_sched_context): New.
7740 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7741 scheduling.
7742 (rs6000_sched_finish): Do not run for selective scheduling.
7743
77442008-08-31 Jan Hubicka <jh@suse.cz>
7745
7746 * frv.c (frv_rtx_costs): Update forward declaration.
7747 * spu.c (spu_rtx_costs): Likewise.
7748 * pdp11.c: Include df.h
7749 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7750 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7751 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7752 * iq2000.c (iq2000_address_cost): Add speed argument.
7753 (iq2000_rtx_costs): Likewise.
7754 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7755 update call of mn10300_address_cost.
7756 * mcore.c: Include df.h
7757 (mcore_rtx_costs): Update prototype.
7758 * score3.c: Include df.h
7759 (score3_rtx_costs): Remove speed argument.
7760 * score7.c: Include df.h
7761 (score7_address_cost): Remove speed argument.
7762 * score-protos.h (score_address_cost): Update prototype.
7763 * score.c: Include df.h
7764 (score_rtx_costs): Update call of costs functions.
7765 * v850.c (v850_rtx_costs): Add bool argument.
7766
77672008-08-31 Hans-Peter Nilsson <hp@axis.com>
7768
7769 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7770
77712008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7772
7773 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7774 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7775
77762008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7777
7778 * mkmap-flat.awk: Add option pe_dll.
7779 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7780 * config/i386/t-cygwin (SHLIB_LC): Add.
7781 * config/i386/t-mingw32 (SHLIB_LC): Add.
7782 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7783 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7784 (LINK_SPEC): Support libgcc_s.
7785 (LIBGCC_SPEC): Support libgcc_s.
7786 (LIBGCC_SONAME): New.
7787
77882008-08-31 Jan Hubicka <jh@suse.cz>
7789
7790 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7791 mistakely had old version of patch.
7792
7793 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7794 (ipcp_estimate_growth): New.
7795 (ipcp_insert_stage): Use ipcp_estimate_growth.
7796 * profile.c (branch_prob): When reading failed, do not consider
7797 profile as read.
7798
77992008-08-31 Jan Hubicka <jh@suse.cz>
7800
7801 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7802 loop is optimized for speed.
7803
78042008-08-31 Richard Guenther <rguenther@suse.de>
7805
7806 PR middle-end/37289
7807 * fold-const.c (fold_binary): Retain conversions in folding
7808 ~A + 1 to -A.
7809
78102008-08-31 Jan Hubicka <jh@suse.cz>
7811
7812 * postreload-gcse.c (eliminate_partially_redundant_loads):
7813 Use optimize_bb_for_size_p.
7814 * predict.c (maybe_hot_frequency_p): Make inline.
7815 (maybe_hot_count_p): Break out from ...
7816 (maybe_hot_bb_p): ... this one.
7817 (maybe_hot_edge_p): Simplify.
7818 * basic-block.h (probably_cold_bb_p): Remove.
7819
78202008-08-31 Jakub Jelinek <jakub@redhat.com>
7821
7822 PR target/37168
7823 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7824 prototype.
7825 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7826 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7827 Also split V4SFmode.
7828 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7829 vector float modes.
7830
78312008-08-31 Jan Hubicka <jh@suse.cz>
7832
7833 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7834 become cold.
7835 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7836
78372008-08-31 Jakub Jelinek <jakub@redhat.com>
7838
7839 PR debug/37287
7840 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7841 add source coords.
7842
7843 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7844 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7845
78462008-08-31 Jan Hubicka <jh@suse.cz>
7847
7848 * sparc.h (BRANCH_COST): Fix macro definition.
7849 * avr.c (avr_operand_rtx_cost): Add speed argument.
7850 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7851
78522008-08-31 Richard Guenther <rguenther@suse.de>
7853
7854 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7855 types instead of operands. Re-instantiate verifying of
7856 binary expression operands.
7857
78582008-08-30 Jan Hubicka <jh@suse.cz>
7859
7860 * fwprop.c (should_replace_address): Add speed attribute.
7861 (PR_OPTIMIZE_FOR_SPEED): New flag.
7862 (propagate_rtx_1): Use it.
7863 (propagate_rtx): Set it.
7864 (try_fwprop_subst): Update call of rtx_costs.
7865 (forward_propagate_and_simplify): LIkewise.
7866 * hooks.c (hook_int_rtx_bool_0): New
7867 (hook_bool_rtx_int_int_intp_false): Replace by ...
7868 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7869 * hooks.h (hook_int_rtx_bool_0): New
7870 (hook_bool_rtx_int_int_intp_false): Replace by ...
7871 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7872 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7873 (prepare_cmp_insn): UPdate call of rtx_cost.
7874 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7875 (reload_cse_simplify_operands): Update call of rtx_cost.
7876 (reload_cse_move2add): call of rtx_cost.
7877 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7878 * rtlanal.c (rtx_cost): Add speed argument.
7879 (address_cost): Add speed argument
7880 (default_address_cost): Likewise.
7881 (insn_rtx_cost): Likewise.
7882 * cfgloopanal.c (seq_cost): Add speed argument.
7883 (target_reg_cost, target_spill_cost): Turn to array.
7884 (init_set_costs): Update for speed.
7885 (estimate_reg_pressure_cost): Add speed argument.
7886 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7887 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7888 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7889 (seq_cost): Add speed argument.
7890 (computation_cost): Add speed arugment.
7891 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7892 (force_expr_to_var_cost): Update for profile info.
7893 (force_var_cost): Likewise.
7894 (split_address_cost): Likewise.
7895 (ptr_difference_cost): Likewise.
7896 (difference_cost): Likewise.
7897 (get_computation_cost_at): Likewise.
7898 (determine_iv_cost): Likewise.
7899 (ivopts_global_cost_for_size): Likewise.
7900 (rewrite_use_address): Likewise.
7901 (tree_ssa_iv_optimize_loop): Initialize speed field.
7902 * cse.c (optimize_this_for_speed_p): New static var.
7903 (notreg_cost): Update call of rtx_cost.
7904 (cse_extended_basic_block): set optimize_this_for_speed_p.
7905 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7906 (noce_try_cmove_arith): Likewise.
7907 (noce_try_sign_mask): LIkewise.
7908 * expr.c (compress_float_constant): Update rtx_cost calls.
7909 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7910 argument.
7911 (addr_to_parts): Likewise.
7912 (create_mem_ref): Likewise.
7913 * dse.c (find_shift_sequence): Add speed argument.
7914 (replace_read): Update call.
7915 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7916 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7917 * neg_cost, shift_cost, shiftadd_cost,
7918 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7919 mul_highpart_cost): Increase dimension.
7920 (init_expmed): Initialize for both size and speed.
7921 (expand_shift): Use profile.
7922 (synth_mult): Use profile.
7923 (choose_mult_variant): Use profile.
7924 (expand_mult): Use profile.
7925 (expand_mult_highpart_optab): Use profile.
7926 (expand_mult_highpart): Use profile.
7927 (expand_smod_pow2): Use profile.
7928 (expand_divmod): Use profile.
7929 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7930 rtx_cost.
7931 * loop-invariant.c (create_new_invariant): Use profile.
7932 (gain_for_invariant): Add speed parameter.
7933 (best_gain_for_invariant): Likewise.
7934 (find_invariants_to_move): Likewise.
7935 (move_single_loop_invariants): Set it.
7936 * target-def.h (TARGET_RTX_COSTS): Use hook.
7937 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7938 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7939 * output.h (default_address_cost): Update prototype.
7940 * combine.c (optimize_this_for_speed_p): New static var.
7941 (combine_validate_cost): Update call of rtx_cost.
7942 (combine_instructions): Set optimize_this_for_speed_p.
7943 (expand_compound_operation): Update call of rtx_cost.
7944 (make_extraction):Update call of rtx_cost.
7945 (force_to_mode):Update call of rtx_cost.
7946 (distribute_and_simplify_rtx):Update call of rtx_cost.
7947 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7948 (estimate_reg_pressure_cost): Update prototype.
7949 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7950 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7951 Remove.
7952 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7953 (alpha_rtx_costs): Update.
7954 * config/frv/frv.c (frv_rtx_costs): Update.
7955 * config/s390/s390.c (s390_rtx_costs): Update.
7956 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7957 (m32c_rtx_costs): Update.
7958 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7959 (spu_rtx_costs): Update.
7960 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7961 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7962 * config/i386/i386.c (:ix86_address_cost): Update.
7963 (ix86_rtx_costs): Update.
7964 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7965 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7966 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7967 * config/crx/crx.c (crx_address_cost): Update.
7968 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7969 * config/stormy16/stormy16.c
7970 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7971 * config/m68hc11/m68hc11.c
7972 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7973 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7974 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7975 Update.
7976 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7977 Update
7978 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7979 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7980 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7981 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7982 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7983 (mcore_rtx_costs): update.
7984 * config/score/score3.c (score3_rtx_costs): Update.
7985 * config/score/score7.c (score7_rtx_costs): Update.
7986 * config/score/score3.h (score3_rtx_costs):Update.
7987 * config/score/score7.h (score7_rtx_costs): Update.
7988 * config/score/score.c (score_rtx_costs): Update.
7989 * config/arm/arm.c (arm_address_cost): Update.
7990 (arm_rtx_costs_1): Update.
7991 (arm_rtx_costs_1): Update.
7992 (arm_size_rtx_costs): Update.
7993 (arm_size_rtx_costs): Update.
7994 (arm_size_rtx_costs): Update.
7995 (arm_xscale_rtx_costs): Update.
7996 (arm_thumb_address_cost): Update.
7997 * config/pa/pa.c (hppa_address_cost): Update.
7998 * config/mips/mips.c (mips_rtx_costs): Update.
7999 * config/vax/vax.c (vax_address_cost): Update.
8000 * config/h8300/h8300.c (h8300_shift_costs): Update.
8001 (h8300_rtx_costs): Update.
8002 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
8003 (v850_rtx_costs): Update.
8004 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
8005 * config/bfin/bfin.c
8006 (bfin_address_cost): Update.
8007 (bfin_rtx_costs): Update.
8008 * stmt.c (lshift_cheap_p): Update.
8009
80102008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8011
8012 PR middle-end/36444
8013 * expmed.c (extract_bit_field_1): Check the mode size to make
8014 sure the vector modes have the same size.
8015
80162008-08-29 Michael Meissner <gnu@the-meissners.org>
8017
8018 * dojump.c (top level): Include basic-block.h to declare
8019 optimize_insn_for_speed_p
8020
8021 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
8022
8023 * opts.h (CL_SAVE): New option class for marking options that are
8024 target specific options usable in the target attribute.
8025 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
8026
8027 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
8028 can easily find the target specific options that are safe to use
8029 in the attribute or pragma.
8030
8031 * attribs.c (decl_attributes): Change #pragma GCC option to
8032 #pragma GCC target, and attribute((option(...))) to
8033 attribute((target(...))).
8034
8035 * doc/extend.texi (target attribute): Change from option
8036 attribute. Delete push/pop/reset.
8037 (#pragma GCC target): Change from #pragma GCC option. Delete
8038 push/pop/reset.
8039 (#pragma GCC push_options): Document new pragma.
8040 (#pragma GCC pop_options): Document new pragma.
8041 (#pragma GCC reset_options): Document new pragma.
8042
8043 * targhooks.c (default_target_option_valid_attribute_p): Add
8044 warning about port not supporting target attributes.
8045 (default_target_option_pragma_parse): New function, warn about
8046 #pragma GCC target not being supported.
8047
8048 * targhooks.h (default_target_option_pragma_parse): Add
8049 declaration.
8050
8051 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
8052 TI_CURRENT_OPTION_PRAGMA.
8053 (current_target_pragma): Rename from current_option_pragma.
8054
8055 * target.h (struct target_option): Delete booleans for changing
8056 the optimization level on hot/cold functions. Change signature of
8057 pragma_parse hook to take a second tree.
8058
8059 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
8060
8061 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
8062 that the declaration is done at global scope.
8063
8064 * langhooks.c (add_builtin_function_common): Move most of the code
8065 from add_builtin_function here, calling the hook passed in.
8066 (add_builtin_function): Call add_builtin_function_common with
8067 standard builtin hook.
8068 (add_builtin_function_ext_scope): New function to add builtins to
8069 global scope.
8070
8071 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
8072 hook.
8073 (add_builtin_function_ext_scope): Add declaration.
8074
8075 * c-pragma.c (handle_pragma_target): Rename from
8076 handle_pragma_option, #pragma GCC option is now #pragma GCC
8077 target. Move warning about port not supporting target options to
8078 default pragma parse hook. Remove push/pop/reset from this
8079 pragma.
8080 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
8081 (option_stack): Delete static variable.
8082 (optimize_stack): Ditto.
8083 (optons_stack): New stack of saved target and optimization
8084 options.
8085 (handle_pragma_push_options): New function to handle pushing both
8086 target and optimization options.
8087 (handle_pragma_pop_options): New function to handle popping both
8088 target and optimization options.
8089 (handle_pragma_reset_options): New function to handle resetting
8090 both target and optimization options to their initial state.
8091 (init_pragma): Rename handle_pragma_option to
8092 handle_pragma_target. Add support for push_options, pop_options,
8093 and reset_options pragmas.
8094
8095 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
8096 default_target_option_pragma_parse.
8097 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
8098 default_target_option_valid_attribute_p.
8099 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8100 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8101 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
8102 optimization level on hot/cold functions.
8103
8104 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
8105 if the caller and callee have different optimization levels.
8106
8107 * c-common.c (handle_target_attribute): Rename from
8108 handle_option_attribute, attribute((option(...))) is now
8109 attribute((target(...))). Move warning if the port does not
8110 support target attributes to the default hook.
8111 (handle_hot_attribute): Delete code to change the optimization
8112 level of hot functions.
8113 (handle_cold_attribute): Ditto.
8114
8115 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
8116 argument that is the binary tree options to use if there are no
8117 arguments. Call ix86_valid_target_attribute_tree instead of
8118 ix86_valid_option_attribute_tree.
8119 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
8120 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
8121 ix86_pragma_option_parse.
8122
8123 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
8124 Rename from ix86_valid_option_attribute_tree.
8125
8126 * config/i386/i386.c (ix86_add_new_builtins): New function to add
8127 new builtins when the ISA changes.
8128 (ix86_valid_target_attribute_tree): Rename from
8129 ix86_valid_option_attribute_tree. Change callers. If the
8130 function specified optimization options, use those as the starting
8131 point before setting up the target attributes. If the
8132 optimization options were changed in the course of setting the
8133 target attributes, record the new optimization options.
8134 (ix86_valid_target_attribute_tree_inner_p): Rename from
8135 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
8136 ix86_add_new_builtins if the ISA changed.
8137 (ix86_valid_target_attribute_p): Rename from
8138 ix86_valid_option_attribute_p. Change callers.
8139 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
8140 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
8141 as delayed builtin functions.
8142 (struct builtin_isa): New structure to record builtin functions
8143 that should be delayed until the ISA for that function is used.
8144 (ix86_builtins_isa): Change from int to struct to track builtin
8145 functions we want to declare at some point.
8146 (def_builtin): If the front end can delay defining the builtin
8147 functions, don't create builtins for ISAs not part of the default
8148 options.
8149 (def_builtin_const): Ditto.
8150 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
8151 __builtin_ia32_pcmov_v2di to be different builtin functions.
8152 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
8153 a structure instead of an int.
8154 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
8155 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
8156 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8157 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8158
8159 * config/ia64/ia64.h
8160 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
8161 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
8162
8163 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
8164 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
8165 (LANG_HOOKS_INITIALIZER): Add
8166 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
8167
81682008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
8169
8170 PR target/37270
8171 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
8172 the reload address with the index register for SFmode
8173 access with a displacement.
8174
81752008-08-30 Jan Hubicka <jh@suse.cz>
8176
8177 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
8178 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
8179 * dojump.c (do_jump): Likewise.
8180 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
8181 (note-if_info): Add BRANCH_COST.
8182 (noce_try_store_flag_constants, noce_try_addcc,
8183 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
8184 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
8185 find_if_case_2): Use computed branch cost.
8186 * expr.h (BRANCH_COST): Update default.
8187 * predict.c (predictable_edge_p): New function.
8188 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
8189 Update BRANCH_COST call.
8190 * basic-block.h (predictable_edge_p): Declare.
8191 * config/alpha/alpha.h (BRANCH_COST): Update.
8192 * config/frv/frv.h (BRANCH_COST): Update.
8193 * config/s390/s390.h (BRANCH_COST): Update.
8194 * config/spu/spu.h (BRANCH_COST): Update.
8195 * config/sparc/sparc.h (BRANCH_COST): Update.
8196 * config/m32r/m32r.h (BRANCH_COST): Update.
8197 * config/i386/i386.h (BRANCH_COST): Update.
8198 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
8199 BRANCH_COST.
8200 * config/sh/sh.h (BRANCH_COST): Update.
8201 * config/pdp11/pdp11.h (BRANCH_COST): Update.
8202 * config/avr/avr.h (BRANCH_COST): Update.
8203 * config/crx/crx.h (BRANCH_COST): Update.
8204 * config/xtensa/xtensa.h (BRANCH_COST): Update.
8205 * config/stormy16/stormy16.h (BRANCH_COST): Update.
8206 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
8207 * config/iq2000/iq2000.h (BRANCH_COST): Update.
8208 * config/ia64/ia64.h (BRANCH_COST): Update.
8209 * config/rs6000/rs6000.h (BRANCH_COST): Update.
8210 * config/arc/arc.h (BRANCH_COST): Update.
8211 * config/score/score.h (BRANCH_COST): Update.
8212 * config/arm/arm.h (BRANCH_COST): Update.
8213 * config/pa/pa.h (BRANCH_COST): Update.
8214 * config/mips/mips.h (BRANCH_COST): Update.
8215 * config/vax/vax.h (BRANCH_COST): Update.
8216 * config/h8300/h8300.h (BRANCH_COST): Update.
8217 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
8218 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
8219 * doc/tm.texi (BRANCH_COST): Update.
8220
82212008-08-30 Samuel Tardieu <sam@rfc1149.net>
8222
8223 PR target/37283
8224 * config/arm/arm.c (arm_optimization_options): Set
8225 flag_section_anchors to 2 instead of 1 to distinguish it from
8226 -fsection-anchors given explicitely on the command line.
8227
82282008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
8229
8230 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
8231 final insn of a split.
8232
82332008-08-30 Jan Hubicka <jh@suse.cz>
8234
8235 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
8236 optimized for speed.
8237 * final.c (compute_alignments): Use optimize_bb_for_size_p.
8238 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
8239 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
8240 flag_gcse_after_reload_set): New static vars.
8241 (common_handle_option): Enable those flags for profile-use.
8242 (decode_options): Remove optimize_size flags that are handled
8243 on higher granuality.
8244 * tree-vectorizer.c (vectorize_loops): Use
8245 optimize_loop_nest_for_speed_p.
8246 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8247 * tree-predcom.c (tree_predictive_commoning): Use
8248 optimize_loop_for_speed_p.
8249 * varasm.c (assemble_start_function): Use
8250 optimize_function_for_speed_p.
8251 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8252 * predict.c (optimize_loop_for_speed_p): Fix walk.
8253
82542008-08-30 Jan Hubicka <jh@suse.cz>
8255
8256 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8257 functions.
8258 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8259 profile presence locally.
8260
82612008-08-29 Joseph Myers <joseph@codesourcery.com>
8262
8263 PR bootstrap/37086
8264 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8265 versions before 4.0.
8266
82672008-08-29 Jan Hubicka <jh@suse.cz>
8268
8269 * tree-inline.c (insert_init_stmt): Insert sequence even when
8270 not in SSA form.
8271
82722008-08-29 Jeff Law <law@redhat.com>
8273
8274 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8275 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8276 location and class is an FP register.
8277
82782008-08-29 Jan Hubicka <jh@suse.cz>
8279
8280 * see.c (see_merge_one_def_extension): Silence used uninitialized
8281 warning.
8282 * matrix-reorg.c (check_allocation_function): Likewise.
8283 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8284
82852008-08-29 Jakub Jelinek <jakub@redhat.com>
8286
8287 PR c/37261
8288 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8289 compute new & and | in type rather than TREE_TYPE (arg0).
8290
8291 * dwarf2out.c (fortran_common): Update comment.
8292 (gen_variable_die): Swap com_die and var_die variables in Fortran
8293 COMMON block handling code.
8294
8295 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8296
8297 * dwarf2out.c (gen_const_die): New function.
8298 (size_of_die, value_format, output_die): Output larger
8299 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8300 (native_encode_initializer): New function.
8301 (tree_add_const_value_attribute): Call it.
8302 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8303
8304 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8305 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8306 TREE_THIS_VOLATILE to add_type_attribute.
8307
8308 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8309 types.
8310 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8311 types.
8312
8313 * dwarf2out.c (loc_by_reference): New function.
8314 (add_location_or_const_value_attribute): Use it.
8315
8316 PR fortran/23057
8317 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8318 as DW_TAG_variable children of DW_TAG_common_block rather than
8319 DW_TAG_member children. Put DW_AT_external to individual
8320 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8321
8322 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8323 loc_descriptor_from_tree_1.
8324
8325 PR fortran/29635
8326 PR fortran/23057
8327 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8328 arguments to imported_module_or_decl.
8329 (debug_nothing_tree_tree): Removed.
8330 (debug_nothing_tree_tree_tree_bool): New prototype.
8331 * debug.c (do_nothing_debug_hooks): Adjust.
8332 (debug_nothing_tree_tree): Removed.
8333 (debug_nothing_tree_tree_tree_bool): New function.
8334 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8335 (gen_variable_die): Put all common vars for the
8336 same COMMON block under one DW_TAG_common_block.
8337 (declare_in_namespace): Return new context_die, for Fortran
8338 return the module DIE instead of adding extra declarations into
8339 the namespace.
8340 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8341 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8342 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8343 DW_AT_declaration.
8344 (dwarf2out_global_decl): Don't skip Fortran global vars.
8345 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8346 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8347 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8348 DW_TAG_imported_declaration as child of previous
8349 DW_TAG_imported_module.
8350 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8351 * sdbout.c (sdb_debug_hooks): Likewise.
8352 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8353
83542008-08-29 Jan Hubicka <jh@suse.cz>
8355
8356 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8357
8358 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8359 * ipa-cp.c (n_cloning_candidates): New static variable.
8360 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8361 (ipcp_print_all_lattices): Improve debug output.
8362 (ipcp_cloning_candidate_p): New function.
8363 (ipcp_initialize_node_lattices): Use it.
8364 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8365 (ipcp_propagate_stage): Prettier debug output.
8366 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8367 (ipcp_print_all_structures): Remove.
8368 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8369 (ipcp_insert_stage): Prettier debug output; call
8370 cgraph_remove_unreachable_nodes before propagating.
8371 (pass_ipa_cp): Schedule function removal pass.
8372 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8373 debug output.
8374 (cgraph_maybe_hot_edge_p): Move to ...
8375 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8376 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8377 (common_handle_option): Set them; enable ipa-cp when profiling.
8378 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8379 (ipa_print_all_jump_functions): Likewise.
8380 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8381 (ipa_print_node_params, ipa_print_all_params): New.
8382 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8383 ipa_print_all_param_flags): Remove.
8384 (ipa_print_node_params, ipa_print_all_params): New.
8385
83862008-08-29 Bob Wilson <bob.wilson@acm.org>
8387
8388 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8389 change from 2008-04-03.
8390 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8391
83922008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8393
8394 PR rtl-opt/37251
8395 * ira-color.c (push_allocnos_to_stack): Truncate
8396 removed_splay_allocno_vec.
8397
83982008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8399
8400 PR rtl-opt/37243
8401 * ira-color (ira_fast_allocation): Don't assign hard registers to
8402 global allocnos.
8403
84042008-08-29 Jan Hubicka <jh@suse.cz>
8405
8406 PR middle-end/37278
8407 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8408 for cold internal loops.
8409
84102008-08-29 Richard Guenther <rguenther@suse.de>
8411
8412 * tree-ssa-structalias.c (create_variable_info_for): Do not
8413 create fields for heap vars or vars with a noalias state.
8414 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8415 from ESCAPED.
8416
84172008-08-29 Richard Guenther <rguenther@suse.de>
8418
8419 * common.opt (ftree-store-ccp): Mark as preserved for
8420 backward compatibility.
8421 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8422 * tree-pass.h (pass_store_ccp): Remove.
8423 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8424 (first_vdef): Remove declaration.
8425 (get_value_loaded_by): Likewise.
8426 * tree-ssa-ccp.c (do_store_ccp): Remove.
8427 (get_default_value): Simplify as do_store_ccp is always false
8428 now. Do not initialize mem_ref.
8429 (set_value_varying): Likewise.
8430 (canonicalize_float_value): Likewise.
8431 (set_lattice_value): Likewise.
8432 (likely_value): Likewise.
8433 (surely_varying_stmt_p): Likewise.
8434 (ccp_initialize): Likewise.
8435 (ccp_lattice_meet): Likewise.
8436 (ccp_visit_phi_node): Likewise.
8437 (ccp_fold): Likewise.
8438 (evaluate_stmt): Likewise.
8439 (visit_assignment): Likewise.
8440 (ccp_visit_stmt): Likewise.
8441 (execute_ssa_ccp): Fold into ...
8442 (do_ssa_ccp): ... this.
8443 (do_ssa_store_ccp): Remove.
8444 (gate_store_ccp): Likewise.
8445 (pass_store_ccp): Likewise.
8446 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8447 initialize mem_ref.
8448 * tree-ssa-propagate.c (first_vdef): Remove.
8449 (get_value_loaded_by): Likewise.
8450 (replace_vuses_in): Likewise.
8451 (substitute_and_fold): Do not call replace_vuses_in.
8452 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8453
84542008-08-29 Richard Guenther <rguenther@suse.de>
8455
8456 PR middle-end/37236
8457 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8458 PARAM_NOALIAS tags with is_heapvar.
8459 * tree-ssa-operands.c (access_can_touch_variable): Offset
8460 based tests do not apply for heapvars. Fix offset test.
8461
84622008-08-29 Jan Hubicka <jh@suse.cz>
8463
8464 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8465 (-fipa-cp-clone): Enabled by default at -O3.
8466 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8467 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8468
84692008-08-29 Jan Hubicka <jh@suse.cz>
8470
8471 * tree.c (build_function_type_skip_args,
8472 build_function_decl_skip_args): New functions.
8473 * tree.h (build_function_type_skip_args,
8474 build_function_decl_skip_args): Declare.
8475 * gimple.c (giple_copy_call_skip_args): New function.
8476 (giple_copy_call_skip_args): Declare.
8477
8478 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8479 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8480 (ipcp_node_modifiable_p): ... this one; use
8481 tree_versionable_function_p.
8482 (ipcp_create_replace_map): Improve debug output.
8483 (ipcp_need_redirect_p): Return false when not clonning.
8484 (ipcp_update_callgraph): Skip args.
8485 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8486 skip args.
8487 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8488 (save_inline_function_body): Update call of tree_function_versioning.
8489 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8490 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8491 argument.
8492 (tree_function_versioning): Likewise.
8493 * tree-inline.h (tree_function_versioning): Update prototype.
8494
84952008-08-29 Jan Hubicka <jh@suse.cz>
8496
8497 * loop-unswitch.c (unswitch_single_loop): Use
8498 optimize_loop_for_speed_p.
8499 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8500 Use optimize_function_for_size_p.
8501 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8502 * postreload-gcse.c (eliminate_partially_redundant_load):
8503 Use optimize_bb_for_size_p.
8504 * value-prof.c (gimple_divmod_fixed_value_transform,
8505 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8506 gimple_stringops_transform): Use optimize_bb_for_size_p.
8507 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8508 * final.c (compute_alignments): Use optimize_function_for_size_p.
8509 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8510 (fold_builtin_strcpy, fold_builtin_fputs): Use
8511 optimize_function_for_size_p.
8512 * fold-const.c (tree_swap_operands_p): Use
8513 optimize_function_for_size_p.
8514 * recog.c (relax_delay_slots): Likewise.
8515 * tree-ssa-math-opts.c (replace_reciprocal):
8516 Use optimize_bb_for_speed_p.
8517 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8518 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8519 optimize_function_for_size_p.
8520 (cgraph_decide_inlining_of_small_function): Use
8521 optimize_function_for_size_p.
8522 * global.c (find_reg): Use optimize_function_for_size_p.
8523 * opts.c (decode_options): Do not clear flag_tree_ch,
8524 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8525 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8526 work it out from profile.
8527 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8528 optimize_loop_for_speed_p.
8529 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8530 Constify argument.
8531 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8532 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8533 * tree-eh.c (decide_copy_try_finally): Use
8534 optimize_function_for_size_p.
8535 * local-alloc.c (block_alloc): Pass BB pointer.
8536 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8537 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8538 * loop-unroll.c (decide_unrolling_and_peeling):
8539 Use optimize_loop_for_size_p.
8540 (decide_peel_completely): Likewise.
8541 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8542 optimize_loop_for_size_p.
8543 (vect_enhance_data_refs_alignment): Likewise.
8544 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8545 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8546 Update call.
8547 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8548 (try_crossjump_bb): Use optimize_bb_for_size_p.
8549 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8550 optimize_loop_for_speed_p.
8551 * bb-reorder.c (find_traces_1_round): Likewise.
8552 (copy_bb): Use optimize_bb_for_speed_p.
8553 (duplicate_computed_gotos): Likewise.
8554 * basic-block.h (optimize_loop_nest_for_size_p,
8555 optimize_loop_nest_for_speed_p): New.
8556 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8557
85582008-08-29 Tristan Gingold <gingold@adacore.com>
8559
8560 * gcov.c (main): Call expandargv.
8561
85622008-08-29 Jan Hubicka <jh@suse.cz>
8563
8564 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8565 is not cold.
8566 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8567 Constify arguments.
8568 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8569 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8570 Constify.
8571 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8572
85732008-08-29 Jan Hubicka <jh@suse.cz>
8574
8575 * tree-pass.h (pass_strip_predict_hints): Declare.
8576 * predict.c (strip_builtin_expect): Rename to ...
8577 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8578 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8579 (tree_estimate_probability): Do not strip builtin_expect.
8580 (pass_strip_predict_hints): New pass.
8581 * tree-inline.c (expand_call_inline): When inlining cold function,
8582 predict it as unlikely.
8583 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8584
85852008-08-29 Richard Guenther <rguenther@suse.de>
8586
8587 PR tree-optimization/37207
8588 * tree-vrp.c (extract_range_from_binary_expr): Also try
8589 to constant fold if only one of the operands is a constant.
8590
85912008-08-29 Nick Clifton <nickc@redhat.com>
8592
8593 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8594 the same way as SYMBOL_REFs.
8595
85962008-08-28 Bob Wilson <bob.wilson@acm.org>
8597
8598 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8599
86002008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8601
8602 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8603 * config/mips/mips.md (branch_likely): Remove const. Fix
8604 comment formatting.
8605 (define_delay for type "branch"): Change to only apply for branch
8606 with likely variant.
8607 (define_delay for type "branch" and "branch_likely" no). New delay
8608 definition.
8609 (equality_op): New code iterator.
8610 (bbv, bbinv): New code attributes.
8611 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8612 patterns.
8613
86142008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8615 Andrew Pinski <pinskia@gcc.gnu.org>
8616
8617 PR 18050
8618 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8619
86202008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8621
8622 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8623 rule that a symbolic constant must be defined and >= 0 for the
8624 corresponding facility to be present at compile-time.
8625 * gthr-posix.c: Likewise.
8626
86272008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8628
8629 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8630 * config/mips/mips.md (D): New mode attribute.
8631 (mulsi3, muldi3): Merge it into ...
8632 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8633 (muldi3_mul3): New pattern.
8634 (mulsi3_mult3): Rename to mulsi3_mul3.
8635
86362008-08-28 Jan Hubicka <jh@suse.cz>
8637
8638 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8639 to fail.
8640 * predict.c (always_optimize_for_size_p): Rename to ...
8641 (optimize_function_for_size): ... this one; make extern.
8642 (optimize_function_for_speed_p): New.
8643 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8644 optimize_edge_for_size_p,optimize_edge_for_size_p,
8645 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8646 * basic-block.h (optimize_function_for_size_p,
8647 optimize_function_for_speed_p): Declare.
8648 * i386.md (optimize_size checks): Replace them by appropriate
8649 predicate.
8650 (standard_80387_constant_p, ix86_compute_frame_layout,
8651 ix86_expand_epilogue, ix86_decompose_address,
8652 print_operand, emit_i387_cw_initialization,
8653 inline_memory_move_cost, ix86_pad_returns,
8654 ix86_reorg): Replace optimize_size checks.
8655
86562008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8657
8658 * rtl.h (simplify_subreg_regno): Declare.
8659 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8660 * simplify-rtx.c (simplify_subreg): ...here.
8661 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8662 subreg_offset_representable_p.
8663
86642008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8665
8666 PR c/30949
8667 * c-typeck.c (convert_for_assignment): Give a note describing what
8668 was passed and what was expected.
8669
86702008-08-28 Joey Ye <joey.ye@intel.com>
8671
8672 * doc/extend.texi: Document AVX built-in functions.
8673 * doc/invoke.texi: Document -mavx.
8674
86752008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8676 Joey Ye <joey.ye@intel.com>
8677 Xuepeng Guo <xuepeng.guo@intel.com>
8678
8679 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8680
8681 * config/i386/cpuid.h (bit_FMA): New.
8682 (bit_XSAVE): Likewise.
8683 (bit_OSXSAVE): Likewise.
8684 (bit_AVX): Likewise.
8685
8686 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8687 define. Use ASM_OUTPUT_AVX_PREFIX.
8688
8689 * config/i386/gmmintrin.h: New.
8690
8691 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8692 (OPTION_MASK_ISA_AVX_SET): New.
8693 (OPTION_MASK_ISA_FMA_SET): Likewise.
8694 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8695 (OPTION_MASK_ISA_FMA_SET): Likewise.
8696 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8697 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8698 (pta_flags): Add PTA_AVX and PTA_FMA.
8699 (override_options): Handle PTA_AVX and PTA_FMA.
8700 (init_cumulative_args): Handle warn_avx.
8701 (classify_argument): Return 0 for COImode and OImode. Return
8702 1 and X86_64_AVX_CLASS for 256bit vector types.
8703 (examine_argument): Handle X86_64_AVX_CLASS.
8704 (construct_container): Likewise.
8705 (function_arg_advance_32): Pass OImode and 256bit vector types
8706 in AVX register.
8707 (function_arg_advance_64): Take a new argument to indicate if a
8708 parameter is named. Handle 256bit vector types. Return
8709 immediately for unnamed 256bit vector mode parameters.
8710 (function_arg_advance): Updated.
8711 (function_arg_32): Add comments for TImode. Handle OImode
8712 and 256bit vector types.
8713 (function_arg_64): Take a new argument to indicate if a
8714 parameter is named. Handle 256bit vector types. Return NULL
8715 for unnamed 256bit vector mode parameters.
8716 (function_arg): Updated.
8717 (setup_incoming_varargs_64): Support
8718 AVX encoding for *sse_prologue_save_insn.
8719 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8720 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8721 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8722 enabled, otherwise return -3.
8723 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8724 modes.
8725 (print_reg): Support AVX registers. Handle 'x' and 't'.
8726 Handle 'd' to duplicate the operand.
8727 (print_operand): Likewise. Also support AVX vector compare
8728 instructions.
8729 (output_387_binary_op): Support AVX.
8730 (output_fp_compare): Likewise.
8731 (ix86_expand_vector_move_misalign): Likewise.
8732 (ix86_attr_length_vex_default): New.
8733 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8734 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8735 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8736 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8737 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8738 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8739 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8740 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8741 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8742 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8743 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8744 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8745 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8746 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8747 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8748 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8749 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8750 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8751 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8752 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8753 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8754 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8755 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8756 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8757 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8758 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8759 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8760 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8761 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8762 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8763 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8764 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8765 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8766 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8767 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8768 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8769 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8770 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8771 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8772 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8773 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8774 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8775 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8776 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8777 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8778 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8779 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8780 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8781 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8782 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8783 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8784 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8785 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8786 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8787 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8788 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8789 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8790 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8791 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8792 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8793 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8794 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8795 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8796 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8797 and IX86_BUILTIN_MOVMSKPS256,
8798 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8799 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8800 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8801 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8802 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8803 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8804 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8805 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8806 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8807 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8808 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8809 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8810 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8811 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8812 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8813 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8814 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8815 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8816 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8817 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8818 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8819 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8820 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8821 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8822 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8823 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8824 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8825 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8826 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8827 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8828 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8829 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8830 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8831 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8832 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8833 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8834 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8835 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8836 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8837 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8838 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8839 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8840 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8841 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8842 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8843 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8844 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8845 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8846 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8847 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8848 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8849 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8850 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8851 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8852 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8853 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8854 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8855 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8856 IX86_BUILTIN_CMPPS,
8857 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8858 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8859 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8860 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8861 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8862 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8863 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8864 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8865 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8866 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8867 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8868 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8869 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8870 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8871 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8872 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8873 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8874 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8875 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8876 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8877 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8878 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8879 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8880 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8881 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8882 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8883 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8884 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8885 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8886 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8887 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8888 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8889 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8890 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8891 IX86_BUILTIN_MOVMSKPS256.
8892 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8893 (ix86_expand_args_builtin): Likewise.
8894 (ix86_expand_special_args_builtin): Likewise.
8895 (ix86_hard_regno_mode_ok): Handle AVX modes.
8896 (ix86_expand_vector_init_duplicate): Likewise.
8897 (ix86_expand_vector_init_one_nonzero): Likewise.
8898 (ix86_expand_vector_init_one_var): Likewise.
8899 (ix86_expand_vector_init_concat): Likewise.
8900 (ix86_expand_vector_init_general): Likewise.
8901 (ix86_expand_vector_set): Likewise.
8902 (ix86_vector_mode_supported_p): Likewise.
8903 (x86_extended_reg_mentioned_p): Check INSN_P before using
8904 PATTERN.
8905
8906 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8907 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8908
8909 * config/i386/i386.h (TARGET_AVX): New.
8910 (TARGET_FMA): Likewise.
8911 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8912 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8913 (VALID_AVX256_REG_MODE): New.
8914 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8915 (AVX_FLOAT_MODE_P): Likewise.
8916 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8917 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8918 (AVX_VEC_FLOAT_MODE_P): Likewise.
8919 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8920 (ASM_OUTPUT_OPCODE): Likewise.
8921 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8922 support.
8923 (SSE_REG_MODE_P): Allow 256bit vector modes.
8924 (ix86_args): Add a warn_avx field.
8925
8926 * config/i386/i386.md (UNSPEC_PCMP): New.
8927 (UNSPEC_VPERMIL): Likewise.
8928 (UNSPEC_VPERMIL2): Likewise.
8929 (UNSPEC_VPERMIL2F128): Likewise.
8930 (UNSPEC_MASKLOAD): Likewise.
8931 (UNSPEC_MASKSTORE): Likewise.
8932 (UNSPEC_CAST): Likewise.
8933 (UNSPEC_VTESTP): Likewise.
8934 (UNSPECV_VZEROALL): Likewise.
8935 (UNSPECV_VZEROUPPER): Likewise.
8936 (XMM0_REG): Likewise.
8937 (XMM1_REG): Likewise.
8938 (XMM2_REG): Likewise.
8939 (XMM3_REG): Likewise.
8940 (XMM4_REG): Likewise.
8941 (XMM5_REG): Likewise.
8942 (XMM6_REG): Likewise.
8943 (XMM8_REG): Likewise.
8944 (XMM9_REG): Likewise.
8945 (XMM10_REG): Likewise.
8946 (XMM11_REG): Likewise.
8947 (XMM12_REG): Likewise.
8948 (XMM13_REG): Likewise.
8949 (XMM14_REG): Likewise.
8950 (XMM15_REG): Likewise.
8951 (prefix): Likewise.
8952 (prefix_vex_imm8): Likewise.
8953 (prefix_vex_w): Likewise.
8954 (length_vex): Likewise.
8955 (maxmin): Likewise.
8956 (movoi): Likewise.
8957 (*avx_ashlti3): Likewise.
8958 (*avx_lshrti3): Likewise.
8959 (*avx_setcc<mode>): Likewise.
8960 (*fop_<mode>_comm_mixed_avx): Likewise.
8961 (*fop_<mode>_comm_avx): Likewise.
8962 (*fop_<mode>_1_mixed_avx): Likewise.
8963 (*fop_<mode>_1_avx): Likewise.
8964 (*avx_<code><mode>3): Likewise.
8965 (*avx_ieee_smin<mode>3): Likewise.
8966 (*avx_ieee_smax<mode>3): Likewise.
8967 (mode): Add OI, V8SF and V4DF.
8968 (length): Support VEX prefix.
8969 (*cmpfp_i_mixed): Set prefix attribute.
8970 (*cmpfp_i_sse): Likewise.
8971 (*cmpfp_iu_mixed): Likewise.
8972 (*cmpfp_iu_sse): Likewise.
8973 (*movsi_1): Support AVX.
8974 (*movdi_2): Likewise.
8975 (*movdi_1_rex64): Likewise.
8976 (*movti_internal): Likewise.
8977 (*movti_rex64): Likewise.
8978 (*movsf_1): Likewise.
8979 (*movdf_nointeger): Likewise.
8980 (*movdf_integer_rex64): Likewise.
8981 (*movtf_internal): Likewise.
8982 (zero_extendsidi2_32): Likewise.
8983 (zero_extendsidi2_rex64): Likewise.
8984 (*extendsfdf2_mixed): Likewise.
8985 (*extendsfdf2_sse): Likewise.
8986 (*truncdfsf_fast_mixed): Likewise.
8987 (*truncdfsf_fast_sse): Likewise.
8988 (*truncdfsf_mixed): Likewise.
8989 (fix_trunc<mode>di_sse): Likewise.
8990 (fix_trunc<mode>si_sse): Likewise.
8991 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8992 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8993 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8994 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8995 (*rcpsf2_sse): Likewise.
8996 (*rsqrtsf2_sse): Likewise.
8997 (*sqrt<mode>2_sse): Likewise.
8998 (sse4_1_round<mode>2): Likewise.
8999 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
9000 Support AVX. Set length attribute properly for AVX.
9001
9002 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
9003 (VECTOR_MODES (FLOAT, 32)): Likewise.
9004 (VECTOR_MODE (INT, DI, 8)): Likewise.
9005 (VECTOR_MODE (INT, HI, 32)): Likewise.
9006 (VECTOR_MODE (INT, QI, 64)): Likewise.
9007 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
9008 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
9009 (VECTOR_MODE (INT, DI, 4)): Removed.
9010 (VECTOR_MODE (INT, SI, 8)): Likewise.
9011 (VECTOR_MODE (INT, HI, 16)): Likewise.
9012 (VECTOR_MODE (INT, QI, 32)): Likewise.
9013 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
9014 (INT_MODE (OI, 32)): Likewise.
9015
9016 * config/i386/i386.opt (mavx): New.
9017 (mfma): Likewise.
9018
9019 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
9020
9021 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
9022 (*mov<mode>_internal_avx): New.
9023 (*movv2sf_internal_rex64_avx): Likewise.
9024 (*movv2sf_internal_avx): Likewise.
9025
9026 * config/i386/predicates.md (const_4_to_5_operand): New.
9027 (const_6_to_7_operand): Likewise.
9028 (const_8_to_11_operand): Likewise.
9029 (const_12_to_15_operand): Likewise.
9030 (avx_comparison_float_operator): Likewise.
9031
9032 * config/i386/sse.md (AVX256MODEI): New.
9033 (AVX256MODE): Likewise.
9034 (AVXMODEQI): Likewise.
9035 (AVXMODE): Likewise.
9036 (AVX256MODEF2P): Likewise.
9037 (AVX256MODE2P): Likewise.
9038 (AVX256MODE4P): Likewise.
9039 (AVX256MODE8P): Likewise.
9040 (AVXMODEF2P): Likewise.
9041 (AVXMODEF4P): Likewise.
9042 (AVXMODEDCVTDQ2PS): Likewise.
9043 (AVXMODEDCVTPS2DQ): Likewise.
9044 (avxvecmode): Likewise.
9045 (avxvecpsmode): Likewise.
9046 (avxhalfvecmode): Likewise.
9047 (avxscalarmode): Likewise.
9048 (avxcvtvecmode): Likewise.
9049 (avxpermvecmode): Likewise.
9050 (avxmodesuffixf2c): Likewise.
9051 (avxmodesuffixp): Likewise.
9052 (avxmodesuffixs): Likewise.
9053 (avxmodesuffix): Likewise.
9054 (vpermilbits): Likewise.
9055 (pinsrbits): Likewise.
9056 (mov<mode>): Likewise.
9057 (*mov<mode>_internal): Likewise.
9058 (push<mode>1): Likewise.
9059 (movmisalign<mode>): Likewise.
9060 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9061 (avx_movdqu<avxmodesuffix>): Likewise.
9062 (avx_lddqu<avxmodesuffix>): Likewise.
9063 (<plusminus_insn><mode>3): Likewise.
9064 (*avx_<plusminus_insn><mode>3): Likewise.
9065 (*avx_vm<plusminus_insn><mode>3): Likewise.
9066 (mul<mode>3): Likewise.
9067 (*avx_mul<mode>3): Likewise.
9068 (*avx_vmmul<mode>3): Likewise.
9069 (divv8sf3): Likewise.
9070 (divv4df3): Likewise.
9071 (avx_div<mode>3): Likewise.
9072 (*avx_div<mode>3): Likewise.
9073 (*avx_vmdiv<mode>3): Likewise.
9074 (avx_rcpv8sf2): Likewise.
9075 (*avx_vmrcpv4sf2): Likewise.
9076 (sqrtv8sf2): Likewise.
9077 (avx_sqrtv8sf2): Likewise.
9078 (*avx_vmsqrt<mode>2): Likewise.
9079 (rsqrtv8sf2): Likewise.
9080 (avx_rsqrtv8sf2): Likewise.
9081 (*avx_vmrsqrtv4sf2): Likewise.
9082 (<code><mode>3): Likewise.
9083 (*avx_<code><mode>3_finite): Likewise.
9084 (*avx_<code><mode>3): Likewise.
9085 (*avx_vm<code><mode>3): Likewise.
9086 (*avx_ieee_smin<mode>3): Likewise.
9087 (*avx_ieee_smax<mode>3): Likewise.
9088 (avx_addsubv8sf3): Likewise.
9089 (avx_addsubv4df3): Likewise.
9090 (*avx_addsubv4sf3): Likewise.
9091 (*avx_addsubv2df3): Likewise.
9092 (avx_h<plusminus_insn>v4df3): Likewise.
9093 (avx_h<plusminus_insn>v8sf3): Likewise.
9094 (*avx_h<plusminus_insn>v4sf3): Likewise.
9095 (*avx_h<plusminus_insn>v2df3): Likewise.
9096 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
9097 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
9098 (*avx_maskcmp<mode>3): Likewise.
9099 (avx_nand<mode>3): Likewise.
9100 (*avx_<code><mode>3): Likewise.
9101 (*avx_nand<mode>3): Likewise.
9102 (*avx_<code><mode>3): Likewise.
9103 (*avx_cvtsi2ss): Likewise.
9104 (*avx_cvtsi2ssq): Likewise.
9105 (*avx_cvtsi2sd): Likewise.
9106 (*avx_cvtsi2sdq): Likewise.
9107 (*avx_cvtsd2ss): Likewise.
9108 (avx_cvtss2sd): Likewise.
9109 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
9110 (avx_cvtps2dq<avxmodesuffix>): Likewise.
9111 (avx_cvttps2dq<avxmodesuffix>): Likewise.
9112 (*avx_cvtsi2sd): Likewise.
9113 (*avx_cvtsi2sdq): Likewise.
9114 (avx_cvtdq2pd256): Likewise.
9115 (avx_cvtpd2dq256): Likewise.
9116 (avx_cvttpd2dq256): Likewise.
9117 (*avx_cvtsd2ss): Likewise.
9118 (*avx_cvtss2sd): Likewise.
9119 (avx_cvtpd2ps256): Likewise.
9120 (avx_cvtps2pd256): Likewise.
9121 (*avx_movhlps): Likewise.
9122 (*avx_movlhps): Likewise.
9123 (avx_unpckhps256): Likewise.
9124 (*avx_unpckhps): Likewise.
9125 (avx_unpcklps256): Likewise.
9126 (*avx_unpcklps): Likewise.
9127 (avx_movshdup256): Likewise.
9128 (avx_movsldup256): Likewise.
9129 (avx_shufps256): Likewise.
9130 (avx_shufps256_1): Likewise.
9131 (*avx_shufps_<mode>): Likewise.
9132 (*avx_loadhps): Likewise.
9133 (*avx_storelps): Likewise.
9134 (*avx_loadlps): Likewise.
9135 (*avx_movss): Likewise.
9136 (*vec_dupv4sf_avx): Likewise.
9137 (*vec_concatv2sf_avx): Likewise.
9138 (*vec_concatv4sf_avx): Likewise.
9139 (*vec_setv4sf_0_avx): Likewise.
9140 (*vec_setv4sf_avx): Likewise.
9141 (*avx_insertps): Likewise.
9142 (avx_vextractf128<mode>): Likewise.
9143 (vec_extract_lo_<mode>): Likewise.
9144 (vec_extract_hi_<mode>): Likewise.
9145 (vec_extract_lo_<mode>): Likewise.
9146 (vec_extract_hi_<mode>): Likewise.
9147 (vec_extract_lo_v16hi): Likewise.
9148 (vec_extract_hi_v16hi): Likewise.
9149 (vec_extract_lo_v32qi): Likewise.
9150 (vec_extract_hi_v32qi): Likewise.
9151 (avx_unpckhpd256): Likewise.
9152 (*avx_unpckhpd): Likewise.
9153 (avx_movddup256): Likewise.
9154 (*avx_movddup): Likewise.
9155 (avx_unpcklpd256): Likewise.
9156 (*avx_unpcklpd): Likewise.
9157 (avx_shufpd256): Likewise.
9158 (avx_shufpd256_1): Likewise.
9159 (*avx_punpckhqdq): Likewise.
9160 (*avx_punpcklqdq): Likewise.
9161 (*avx_shufpd_<mode>): Likewise.
9162 (*avx_storehpd): Likewise.
9163 (*avx_loadhpd): Likewise.
9164 (*avx_loadlpd): Likewise.
9165 (*avx_movsd): Likewise.
9166 (*vec_concatv2df_avx): Likewise.
9167 (*avx_<plusminus_insn><mode>3): Likewise.
9168 (*avx_<plusminus_insn><mode>3): Likewise.
9169 (*avx_mulv8hi3): Likewise.
9170 (*avxv8hi3_highpart): Likewise.
9171 (*avx_umulv8hi3_highpart): Likewise.
9172 (*avx_umulv2siv2di3): Likewise.
9173 (*avx_mulv2siv2di3): Likewise.
9174 (*avx_pmaddwd): Likewise.
9175 (*avx_mulv4si3): Likewise.
9176 (*avx_ashr<mode>3): Likewise.
9177 (*avx_lshr<mode>3): Likewise.
9178 (*avx_ashl<mode>3): Likewise.
9179 (*avx_<code><mode>3): Likewise.
9180 (*avx_eq<mode>3): Likewise.
9181 (*avx_gt<mode>3): Likewise.
9182 (*avx_nand<mode>3): Likewise.
9183 (*avx_nand<mode>3): Likewise.
9184 (*avx_<code><mode>3): Likewise.
9185 (*avx_<code><mode>3): Likewise.
9186 (*avx_packsswb): Likewise.
9187 (*avx_packssdw): Likewise.
9188 (*avx_packuswb): Likewise.
9189 (*avx_punpckhbw): Likewise.
9190 (*avx_punpcklbw): Likewise.
9191 (*avx_punpckhwd): Likewise.
9192 (*avx_punpcklwd): Likewise.
9193 (*avx_punpckhdq): Likewise.
9194 (*avx_punpckldq): Likewise.
9195 (*avx_pinsr<avxmodesuffixs>): Likewise.
9196 (*avx_pinsrq): Likewise.
9197 (*avx_loadld): Likewise.
9198 (*vec_extractv2di_1_rex64_avx): Likewise.
9199 (*vec_extractv2di_1_avx): Likewise.
9200 (*vec_dupv2di_avx): Likewise.
9201 (*vec_concatv2si_avx): Likewise.
9202 (*vec_concatv4si_1_avx): Likewise.
9203 (*vec_concatv2di_avx): Likewise.
9204 (*vec_concatv2di_rex64_avx): Likewise.
9205 (*avx_uavgv16qi3): Likewise.
9206 (*avx_uavgv8hi3): Likewise.
9207 (*avx_psadbw): Likewise.
9208 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
9209 (*avx_phaddwv8hi3): Likewise.
9210 (*avx_phadddv4si3): Likewise.
9211 (*avx_phaddswv8hi3): Likewise.
9212 (*avx_phsubwv8hi3): Likewise.
9213 (*avx_phsubdv4si3): Likewise.
9214 (*avx_phsubswv8hi3): Likewise.
9215 (*avx_pmaddubsw128): Likewise.
9216 (*avx_pmulhrswv8hi3): Likewise.
9217 (*avx_pshufbv16qi3): Likewise.
9218 (*avx_psign<mode>3): Likewise.
9219 (*avx_palignrti): Likewise.
9220 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9221 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9222 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9223 (*avx_mpsadbw): Likewise.
9224 (*avx_packusdw): Likewise.
9225 (*avx_pblendvb): Likewise.
9226 (*avx_pblendw): Likewise.
9227 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9228 (avx_ptest256): Likewise.
9229 (avx_roundp<avxmodesuffixf2c>256): Likewise.
9230 (*avx_rounds<ssemodesuffixf2c>): Likewise.
9231 (*avx_aesenc): Likewise.
9232 (*avx_aesenclast): Likewise.
9233 (*avx_aesdec): Likewise.
9234 (*avx_aesdeclast): Likewise.
9235 (avx_vzeroupper): Likewise.
9236 (avx_vzeroupper_rex64): Likewise.
9237 (avx_vpermil<mode>): Likewise.
9238 (avx_vpermilvar<mode>3): Likewise.
9239 (avx_vpermil2<mode>3): Likewise.
9240 (avx_vperm2f128<mode>3): Likewise.
9241 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9242 (avx_vbroadcastss256): Likewise.
9243 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9244 (avx_vinsertf128<mode>): Likewise.
9245 (vec_set_lo_<mode>): Likewise.
9246 (vec_set_hi_<mode>): Likewise.
9247 (vec_set_lo_<mode>): Likewise.
9248 (vec_set_hi_<mode>): Likewise.
9249 (vec_set_lo_v16hi): Likewise.
9250 (vec_set_hi_v16hi): Likewise.
9251 (vec_set_lo_v32qi): Likewise.
9252 (vec_set_hi_v32qi): Likewise.
9253 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9254 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9255 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9256 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9257 (vec_init<mode>): Likewise.
9258 (*vec_concat<mode>_avx): Likewise.
9259 (blendbits): Support V8SF and V4DF.
9260 (sse2_movq128): Support AVX.
9261 (<sse>_movnt<mode>): Likewise.
9262 (sse2_movntv2di): Likewise.
9263 (sse_rcpv4sf2): Likewise.
9264 (sse_sqrtv4sf2): Likewise.
9265 (sse_rsqrtv4sf2): Likewise.
9266 (<sse>_comi): Likewise.
9267 (<sse>_ucomi): Likewise.
9268 (sse_cvtss2si): Likewise.
9269 (sse_cvtss2si_2): Likewise.
9270 (sse_cvtss2siq): Likewise.
9271 (sse_cvtss2siq_2): Likewise.
9272 (sse_cvttss2si): Likewise.
9273 (sse_cvttss2siq): Likewise.
9274 (sse2_cvtsd2si): Likewise.
9275 (sse2_cvtsd2si_2): Likewise.
9276 (sse2_cvtsd2siq): Likewise.
9277 (sse2_cvtsd2siq_2): Likewise.
9278 (sse2_cvttsd2si): Likewise.
9279 (sse2_cvttsd2siq): Likewise.
9280 (sse2_cvtdq2pd): Likewise.
9281 (*sse2_cvtpd2dq): Likewise.
9282 (*sse2_cvttpd2dq): Likewise.
9283 (*sse2_cvtpd2ps): Likewise.
9284 (sse2_cvtps2pd): Likewise.
9285 (sse3_movshdup): Likewise.
9286 (sse3_movsldup): Likewise.
9287 (sse_storehps): Likewise.
9288 (*sse4_1_extractps): Likewise.
9289 (sse2_storelpd): Likewise.
9290 (vec_dupv2df_sse3): Likewise.
9291 (*vec_concatv2df_sse3): Likewise.
9292 (*sse4_1_pextrb): Likewise.
9293 (*sse4_1_pextrb_memory): Likewise.
9294 (*sse2_pextrw): Likewise.
9295 (*sse4_1_pextrw_memory): Likewise.
9296 (*sse4_1_pextrd): Likewise.
9297 (*sse4_1_pextrq): Likewise.
9298 (sse2_pshufd_1): Likewise.
9299 (sse2_pshuflw_1): Likewise.
9300 (sse2_pshufhw_1): Likewise.
9301 (*sse2_storeq_rex64): Likewise.
9302 (*vec_dupv4si): Likewise.
9303 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9304 (sse2_pmovmskb): Likewise.
9305 (*sse2_maskmovdqu): Likewise.
9306 (*sse2_maskmovdqu_rex64): Likewise.
9307 (sse_ldmxcsr): Likewise.
9308 (sse_stmxcsr): Likewise.
9309 (abs<mode>2): Likewise.
9310 (sse4_1_movntdqa): Likewise.
9311 (sse4_1_phminposuw): Likewise.
9312 (sse4_1_extendv8qiv8hi2): Likewise.
9313 (*sse4_1_extendv8qiv8hi2): Likewise.
9314 (sse4_1_extendv4qiv4si2): Likewise.
9315 (*sse4_1_extendv4qiv4si2): Likewise.
9316 (sse4_1_extendv2qiv2di2): Likewise.
9317 (*sse4_1_extendv2qiv2di2): Likewise.
9318 (sse4_1_extendv4hiv4si2): Likewise.
9319 (*sse4_1_extendv4hiv4si2): Likewise.
9320 (sse4_1_extendv2hiv2di2): Likewise.
9321 (*sse4_1_extendv2hiv2di2): Likewise.
9322 (sse4_1_extendv2siv2di2): Likewise.
9323 (*sse4_1_extendv2siv2di2): Likewise.
9324 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9325 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9326 (sse4_1_zero_extendv4qiv4si2): Likewise.
9327 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9328 (sse4_1_zero_extendv2qiv2di2): Likewise.
9329 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9330 (sse4_1_zero_extendv4hiv4si2): Likewise.
9331 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9332 (sse4_1_zero_extendv2hiv2di2): Likewise.
9333 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9334 (sse4_1_zero_extendv2siv2di2): Likewise.
9335 (*sse4_1_zero_extendv2siv2di2): Likewise.
9336 (sse4_1_ptest): Likewise.
9337 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9338 (sse4_2_pcmpestri): Likewise.
9339 (sse4_2_pcmpestrm): Likewise.
9340 (sse4_2_pcmpistri): Likewise.
9341 (sse4_2_pcmpistrm): Likewise.
9342 (aesimc): Likewise.
9343 (aeskeygenassist): Likewise.
9344
93452008-08-28 Uros Bizjak <ubizjak@gmail.com>
9346
9347 * config/i386/predicates.md (vzeroall_operation): New.
9348
9349 * config/i386/sse.md (avx_vzeroall): New.
9350 (*avx_vzeroall): Likewise.
9351
93522008-08-28 Paul Brook <paul@codesourcery.com>
9353 Mark Shinwell <shinwell@codesourcery.com>
9354 Richard Earnshaw <richard.earnshaw@arm.com>
9355
9356 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9357 (TARGET_MIN_ANCHOR_OFFSET): New.
9358 (arm_override_options): Set correct anchor ranges for Thumb-1
9359 and Thumb-2 if required.
9360 (legitimize_pic_address): Handle case involving a TLS symbol
9361 reference with an addend.
9362 (arm_optimization_options): Enable section anchors at -O1 and
9363 above.
9364 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9365 * config/arm/arm-protos.h (arm_optimization_options): New.
9366
93672008-08-28 Nick Clifton <nickc@redhat.com>
9368
9369 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9370 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9371 attribute.
9372
9373 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9374 * config/v850/v850.md (return): Remove frame size restriction.
9375
9376 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9377
9378 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9379
9380 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9381
9382 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9383
93842008-08-28 Paul Brook <paul@codesourcery.com>
9385
9386 * config/arm/vfp11.md: Update license notice.
9387 * config/arm/cortex-r4.md: Ditto.
9388
93892008-08-28 Richard Guenther <rguenther@suse.de>
9390
9391 PR tree-optimization/37207
9392 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9393 tuplification bug.
9394
93952008-08-28 Dodji Seketeli <dodji@redhat.com>
9396
9397 PR c++/36741
9398 * tree.c (int_fits_type_p): Don't forget unsigned integers
9399 of type sizetype which higher end word equals -1.
9400
94012008-08-28 Ira Rosen <irar@il.ibm.com>
9402
9403 * target.h (struct vectorize): Add new target builtin.
9404 * tree-vectorizer.c (destroy_loop_vec_info): Call
9405 vect_free_slp_instance instead of vect_free_slp_node.
9406 * tree-vectorizer.h (enum slp_load_perm_type): New.
9407 (struct _slp_instance): Add new fields.
9408 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9409 (SLP_INSTANCE_LOADS): New.
9410 (vect_free_slp_tree): Remove.
9411 (vect_free_slp_instance): Declare.
9412 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9413 (vectorizable_load): Add argument.
9414 (vect_transform_slp_perm_load): New.
9415 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9416 vectorizable_load.
9417 (vect_get_place_in_interleaving_chain): New function.
9418 (vect_free_slp_tree): Make static.
9419 (vect_free_slp_instance): New function.
9420 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9421 collect the load location in the interleaving chain.
9422 (vect_supported_slp_permutation_p): New function.
9423 (vect_supported_load_permutation_p): Likewise.
9424 (vect_analyze_slp_instance): In case of loads permutation, call
9425 vect_supported_load_permutation_p to check that the permutation is
9426 supported.
9427 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9428 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9429 (vect_create_mask_and_perm): New function.
9430 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9431 (vectorizable_load): Add an argument. Don't keep the created vectors
9432 statements in the node if permutation is required. Call
9433 vect_transform_slp_perm_load to generate the permutation.
9434 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9435 additional argument.
9436 (vect_schedule_slp_instance): In case of loads permutation, allocate
9437 vectorized statements structure for all the related SLP nodes. Call
9438 vect_transform_stmt with addditional argument.
9439 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9440 * config/spu/spu.c (spu_builtin_vec_perm): New.
9441 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9442 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9443 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9444 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9445
94462008-08-28 Chris Fairles <chris.fairles@gmail.com>
9447
9448 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9449 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9450 __gthread_cond_signal, __gthread_cond_timedwait,
9451 __gthread_cond_timedwait_recursive): New functions.
9452 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9453 Likewise.
9454 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9455 thread interfaces.
9456
94572008-08-28 Richard Guenther <rguenther@suse.de>
9458
9459 PR middle-end/37005
9460 * fold-const.c (maybe_canonicalize_comparison_1): Require
9461 undefined overflow only for canonicalizing A +- CST cmp CST.
9462 Make sure to not generate new constants that are not inside
9463 their TYPE_MIN/MAX_VALUE range.
9464 (maybe_canonicalize_comparison): Remove undefined overflow
9465 checking from here.
9466 (fold_binary): Remove now duplicate folding.
9467
94682008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9469
9470 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9471 use not updated in the last change.
9472
94732008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9474
9475 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9476 (IRA_COVER_CLASSES): Add FPUL_REGS.
9477
94782008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9479
9480 PR 37217
9481 * c-common.c (conversion_warning): Check for null operands.
9482
94832008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9484
9485 PR c/31673
9486 * c-decl.c (check_for_loop_decls): Improve error message. Give
9487 hint.
9488
94892008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9490
9491 PR c/37186
9492 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9493 (convert_for_assignment): Pass corrent OPT_W* parameter to
9494 WARN_FOR_ASSIGNMENT.
9495
94962008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9497
9498 PR c++/35321
9499 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9500
95012008-08-27 Paul Brook <paul@codesourcery.com>
9502
9503 * config.gcc: Loosen checks for arm uclinux eabi targets.
9504
95052008-08-27 Paul Brook <paul@codesourcery.com>
9506
9507 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9508 _clzsi2.
9509 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9510
95112008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9512
9513 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9514 the enumerators of an ENUMERAL_TYPE.
9515 * dbxout.c (dbxout_type): Ditto.
9516
95172008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9518
9519 PR rtl-opt/37219
9520 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9521 (fwprop_addr): Check that the loop_father is not the outer loop.
9522
95232008-08-26 Paul Brook <paul@codesourcery.com>
9524
9525 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9526 Remove documentation entry for fmul type.
9527 Use fmuls to annotate single-precision multiplication patterns,
9528 fmuld to annotate double-precision multiplication patterns,
9529 fmacs to annotate single-precision multiply-accumulate patterns
9530 and fmacd to annotate double-precision multiply-accumulate patterns.
9531 * config/arm/vfp11.md: Update reservations accordingly.
9532 * config/arm/arm.md: Note that certain values of the "type"
9533 attribute are documented in vfp.md.
9534 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9535 (v10_cvt): Use new fmul types.
9536
95372008-08-26 Paul Brook <paul@codesourcery.com>
9538
9539 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9540 * config/arm/vfp11.md: ...here. New.
9541 * config/arm/arm.md: Include vfp11.md.
9542
95432008-08-26 Hans-Peter Nilsson <hp@axis.com>
9544
9545 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9546 parameter to inform call.
9547
95482008-08-26 Jeff Law <law@redhat.com>
9549
9550 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9551 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9552 preferred class when copying a constant into a partial word register.
9553
95542008-08-26 Ben Elliston <bje@au.ibm.com>
9555
9556 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9557 * cp/typeck.c: Likewise.
9558 * cp/tree.c: Likewise.
9559 * gimple-low.c: Likewise.
9560 * jump.c: Likewise.
9561
95622008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9563
9564 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9565 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9566
9567 * doc/passes.texi: Describe IRA.
9568
9569 * doc/tm.texi (IRA_COVER_CLASSES,
9570 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9571
9572 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9573 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9574 -fira-propagate-cost, -fno-ira-share-save-slots,
9575 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9576
9577 * flags.h (ira_algorithm): New enumeration.
9578 (flag_ira_algorithm, flag_ira_verbose): New external variable
9579 declarations.
9580
9581 * postreload.c (gate_handle_postreload): Don't do post reload
9582 optimizations unless the reload is completed.
9583
9584 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9585 IRA.
9586
9587 * tree-pass.h (pass_ira): New external variable declaration.
9588
9589 * reload.h: Add 2008 to the Copyright.
9590
9591 * cfgloopanal.c: Include params.h.
9592 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9593 mode.
9594
9595 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9596
9597 * toplev.c (ira.h): New include.
9598 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9599 (backend_init_target): Call ira_init.
9600 (backend_init): Call ira_init_once.
9601 (finalize): Call finish_ira_once.
9602
9603 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9604 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9605 external variables.
9606
9607 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9608 may_move_out_cost): New external variable declarations.
9609 (move_table): New typedef.
9610
9611 * caller-save.c: Include headers output.h and ira.h.
9612 (no_caller_save_reg_set): New global variable.
9613 (save_slots_num, save_slots): New variables.
9614 (reg_save_code, reg_restore_code, add_stored_regs): Add
9615 prototypes.
9616 (init_caller_save): Set up no_caller_save_reg_set.
9617 (init_save_areas): Reset save_slots_num.
9618 (saved_hard_reg): New structure.
9619 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9620 (initiate_saved_hard_regs, new_saved_hard_reg,
9621 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9622 functions.
9623 (setup_save_areas): Add code for sharing stack slots.
9624 (all_blocks): New variable.
9625 (save_call_clobbered_regs): Process pseudo-register too.
9626 (mark_set_regs): Process pseudo-register too.
9627 (insert_one_insn): Put the insn after bb note in a empty basic
9628 block. Add insn check.
9629
9630 * global.c (eliminable_regset): Make it external.
9631 (mark_elimination): Use DF_LR_IN for IRA.
9632 (pseudo_for_reload_consideration_p): New.
9633 (build_insn_chain): Make it external. Don't ignore spilled
9634 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9635 (gate_handle_global_alloc): New function.
9636 (pass_global_alloc): Add the gate function.
9637
9638 * opts.c (decode_options): Set up flag_ira. Print the warning for
9639 -fira.
9640 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9641
9642 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9643
9644 * regmove.c (regmove_optimize): Don't do replacement of output for
9645 IRA.
9646
9647 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9648 New external variable declarations.
9649
9650 * local-alloc.c (update_equiv_regs): Make it external. Return
9651 true if jump label rebuilding should be done. Rescan new_insn for
9652 notes.
9653 (gate_handle_local_alloc): New function.
9654 (pass_local_alloc): Add the gate function.
9655
9656 * alias.c (value_addr_p, stack_addr_p): New functions.
9657 (nonoverlapping_memrefs_p): Use them for IRA.
9658
9659 * common.opt (fira, fira-algorithm, fira-coalesce,
9660 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9661 fira-verbose): New options.
9662
9663 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9664 move_cost, may_move_in_cost, may_move_out_cost): Make the
9665 variables external.
9666 (move_table): Remove typedef.
9667 (init_move_cost): Make it external.
9668 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9669 functions.
9670
9671 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9672 setup_reg_classes): New function prototypes.
9673 (eliminable_regset): New external variable declaration.
9674 (build_insn_chain, update_equiv_regs): New function prototypes.
9675
9676 * Makefile.in (IRA_INT_H): New definition.
9677 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9678 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9679 (reload1.o, toplev.o): Add dependence on ira.h.
9680 (cfgloopanal.o): Add PARAMS_H.
9681 (caller-save.o): Add dependence on output.h and ira.h.
9682 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9683 ira-emit.o, ira-lives.o): New entries.
9684
9685 * passes.c (pass_ira): New pass.
9686
9687 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9688
9689 * reload1.c (ira.h): Include the header.
9690 (changed_allocation_pseudos): New bitmap.
9691 (init_reload): Initiate the bitmap.
9692 (compute_use_by_pseudos): Permits spilled registers in FROM.
9693 (temp_pseudo_reg_arr): New variable.
9694 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9695 IRA. Call alter_reg with the additional parameter. Don't clear
9696 spilled_pseudos for IRA. Restore original insn chain for IRA.
9697 Clear changed_allocation_pseudos at the end of reload.
9698 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9699 (hard_regno_to_pseudo_regno): New variable.
9700 (count_pseudo): Check spilled pseudos. Set up
9701 hard_regno_to_pseudo_regno.
9702 (count_spilled_pseudo): Check spilled pseudos. Update
9703 hard_regno_to_pseudo_regno.
9704 (find_reg): Use better_spill_reload_regno_p. Check
9705 hard_regno_to_pseudo_regno.
9706 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9707 code for IRA.
9708 (eliminate_regs_1): Use additional parameter for alter_reg.
9709 (finish_spills): Set up pseudo_previous_regs only for spilled
9710 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9711 more arguments. Don't clear live_throughout and dead_or_set for
9712 spilled pseudos. Use additional parameter for alter_reg. Call
9713 mark_allocation_change. Set up changed_allocation_pseudos.
9714 Remove sanity check.
9715 (emit_input_reload_insns, delete_output_reload): Use additional
9716 parameter for alter_reg. Call mark_allocation_change.
9717 (substitute, gen_reload_chain_without_interm_reg_p): New
9718 functions.
9719 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9720
9721 * testsuite/gcc.dg/20080410-1.c: New file.
9722
9723 * config/s390/s390.h (IRA_COVER_CLASSES,
9724 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9725
9726 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9727
9728 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9729
9730 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9731
9732 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9733
9734 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9735
9736 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9737
9738 2008-08-24 Jeff Law <law@redhat.com>
9739 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9740 when ignoring unavailable registers.
9741
9742 2008-08-24 Jeff Law <law@redhat.com>
9743 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9744 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9745 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9746 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9747
c95b2534 9748 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
a5f061dc
RG
9749 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9750
c95b2534 9751 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
a5f061dc
RG
9752 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9753 * reload1.c (find_reg): Process registers in register allocation order.
9754
c95b2534 9755 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
a5f061dc
RG
9756 * toplev.c (backend_init_target): Move ira_init call from
9757 here...
9758 (lang_dependent_init_target): ...to here.
9759
c95b2534 9760 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
a5f061dc
RG
9761 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9762 calculate memory move costs for NO_REGS.
9763
c95b2534 9764 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
a5f061dc
RG
9765 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9766 STACK_REGS is defined.
9767
c95b2534 9768 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
a5f061dc
RG
9769 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9770
c95b2534 9771 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
a5f061dc
RG
9772 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9773
c95b2534 9774 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
a5f061dc
RG
9775 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9776 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9777 barrier.
9778
97792008-08-26 Victor Kaplansky <victork@il.ibm.com>
9780 Dorit Nuzman <dorit@il.ibm.com>
9781
9782 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9783 vec_extract_evenv4sf, vec_extract_evenv8hi,
9784 vec_extract_evenv16qi, vec_extract_oddv4si,
9785 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9786 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9787 vec_interleave_highv4si, vec_interleave_lowv4si,
9788 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9789 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9790 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9791
97922008-08-25 Janis Johnson <janis187@us.ibm.com>
9793
9794 PR target/36756
9795 * config/rs6000/rs6000.c (optimization_options): Don't default to
9796 section anchors without toplevel reorder.
9797
97982008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9799
9800 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9801 (mfc_end_critical_section): Likewise.
9802
98032008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9804
9805 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9806 all type qualifiers from element type to vector type.
9807
98082008-08-25 David Daney <ddaney@avtrex.com>
9809
9810 * config/mips/mips.md (immediate_insn): Move up in file, fix
9811 comment typo, reformat.
9812 (fetchop_bit, atomic_hiqi_op memory_barrier,
9813 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9814 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9815 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9816 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9817 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9818 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9819 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9820 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9821 sync_old_nand<mode>, sync_new_nand<mode>,
9822 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9823 test_and_set_12): Moved to sync.md.
9824 (sync.md): Include.
9825 * config/mips/sync.md: New file.
9826
98272008-08-25 Richard Henderson <rth@redhat.com>
9828
9829 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9830 (regsave): Likewise.
9831 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9832 (output_cfi_directive): Likewise.
9833 (div_data_align): New.
9834 (output_cfi): Use it.
9835
98362008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9837
9838 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9839 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9840 (TARGET_OCTEON): New macro.
9841 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9842 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9843 (ISA_HAS_POP): New macro.
9844 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9845 Octeon.
9846 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9847 Handle Octeon.
9848 * config/mips/mips.md (cpu): Add octeon.
9849 (type): Add pop attribute value.
9850 (popcount<mode>2): New pattern.
9851 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9852
98532008-08-24 Jan Hubicka <jh@suse.cz>
9854
9855 * doc/invoke.texi (-fipa-cp-clone): New option.
9856 (-fipa-cp): Update docs.
9857 (--param ipcp-unit-growth):New.
9858 * ipa-cp.c: Include fibheap.h, params.h
9859 (ipcp_initialize_node_lattices): When not cloning, all externally
9860 visible functions are bottom.
9861 (ipcp_need_redirect_p): Accept clones.
9862 (ipcp_insert_stage): Use cost driven heuristics.
9863 (max_count, dead_nodes): New static vars.
9864 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9865 ipcp_const_param_count): New functions.
9866 * common.opt (ipa-cp-clone): New command line option.
9867 * params.def (ipcp-unit-growth): New.
9868
98692008-08-24 Jan Hubicka <jh@suse.cz>
9870
9871 * tree-inline.c (tree_function_versioning): Look harder
9872 for referenced vars.
9873
98742008-08-24 Razya Ladelsky <razya@il.ibm.com>
9875
9876 PR tree-optimization/37185
9877 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9878
98792008-08-23 Jan Hubicka <jh@suse.cz>
9880
9881 * ipa-cp.c (ipcp_analyze_node): New function.
9882 (ipcp_update_cloned_node): Use it.
9883 (ipcp_init_stage): Likewise.
9884 * ipa-inline.c (function_insertion_hook_holder): New static var.
9885 (analyze_function): Break out from ....
9886 (inline_generate_summary): Here; register insertion hook.
9887 (cgraph_decide_inlining): Remove hook.
9888 (add_new_function): New function.
9889
98902008-08-23 Jan Hubicka <jh@suse.cz>
9891
9892 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9893
98942008-08-23 Jan Hubicka <jh@suse.cz>
9895
9896 * ipa-cp.c (constant_val_insert): Remove.
9897 (ipcp_propagate_one_const): Remove.
9898 (ipcp_create_replace_map): Always insert replacements to the map.
9899 (ipcp_insert_stage): Do not try to insert statements by hand.
9900 * tree-inline.c (insert_init_stmt): Break out from ...
9901 (setup_one_parameter): ... here; allow NULL BB pointer.
9902 (tree_function_versioning): Use setup_one_parameter to process
9903 replacement map.
9904
99052008-08-23 Jan Hubicka <jh@suse.cz>
9906
9907 * tree.c (decl_address_ip_invariant_p): New function.
9908 * tree.h (decl_address_ip_invariant_p): Declare.
9909 * gimple.c (strip_invariant_refs): Break out from ...
9910 (is_gimple_invariant_address): ... here
9911 (is_gimple_ip_invariant_address): New function.
9912 (is_gimple_ip_invariant): New function.
9913 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9914 Declare.
9915
9916 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9917 (ipcp_lat_is_insertable): All constants are insertable.
9918 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9919 IPA_CONST_VALUE_REF.
9920 (ipcp_initialize_node_lattices): Propagate all types of operands.
9921 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9922 (ipcp_create_replace_map): Reformat.
9923 (ipcp_need_redirect_p): Simplify.
9924 (ipcp_insert_stage): Check that argument is used before clonning.
9925 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9926 IPA_CONST_REF.
9927 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9928 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9929 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9930 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9931 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9932 * tree-inline.c (tree_function_versioning): Add variables referenced
9933 by replacing trees.
9934
99352008-08-23 Jan Hubicka <jh@suse.cz>
9936
9937 PR target/37094
9938 * i386.c (standard_80387_constant_p): Use optimize_size.
9939
99402008-08-23 Ira Rosen <irar@il.ibm.com>
9941
9942 PR tree-optimization/37161
9943 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9944 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9945 (vect_determine_vectorization_factor): Move the scalar type
9946 retrieval to vect_get_smallest_scalar_type.
9947 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9948 scalar type. Remove redundant computation.
9949 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9950 (vect_get_slp_defs): Take the type of RHS into account if
9951 necessary by calling vect_get_smallest_scalar_type. Call
9952 vect_get_constant_vectors with additional argument.
9953
99542008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9955
9956 PR 35648
9957 * doc/invoke.texi (Wwrite-strings): Clarify description.
9958
99592008-08-23 Ira Rosen <irar@il.ibm.com>
9960
9961 PR tree-optimization/37174
9962 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9963 def stmt is a part of the loop before accessing its stmt_vec_info.
9964
99652008-08-22 Anatoly Sokolov <aesok@post.ru>
9966
9967 PR target/11259
9968 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9969 (*swap): New insn pattern.
9970 (*ashlqi3): Rename from ashlqi3 insn pattern.
9971 (ashlqi3): New expanders.
9972 (*lshrqi3): Rename from lshrqi3 insn pattern.
9973 (lshrqi3): New expanders.
9974 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9975 lshrqi3_const5, lshrqi3_const6): New splitters.
9976 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9977 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9978 peephole2 patterns.
9979
99802008-08-22 Richard Guenther <rguenther@suse.de>
9981
9982 PR tree-optimization/37078
9983 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9984 [+INF, +INF] ranges.
9985
99862008-08-22 Richard Guenther <rguenther@suse.de>
9987
9988 PR tree-optimization/37143
9989 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9990 a conversion statement instead of a copy.
9991
99922008-08-22 Uros Bizjak <ubizjak@gmail.com>
9993
9994 PR target/37184
9995 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9996 CCCmode, CCOmode and CCSmode destination modes.
9997
9998 PR target/37191
9999 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
10000 from different units in a single alternative.
10001 (*vec_extractv2sf_1): Ditto.
10002 (*vec_extractv2si_0): Ditto.
10003 (*vec_extractv2si_1): Ditto.
10004 * config/i386/sse.md (sse2_storehpd): Ditto.
10005 (sse2_storelpd): Ditto.
10006 (sse2_loadhpd): Ditto.
10007 (sse2_loadlpd): Ditto.
10008
10009 PR target/37197
10010 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
10011 (popcountsi2): Ditto.
10012 (clzdi2_abm): Ditto.
10013 (popcountdi2): Ditto.
10014 (clzhi2_abm): Ditto.
10015 (popcounthi2): Ditto.
10016
100172008-08-22 Richard Guenther <rguenther@suse.de>
10018
10019 PR middle-end/36548
10020 PR middle-end/37125
10021 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
10022 if the multiplication does not overflow.
10023
100242008-08-21 Nathan Sidwell <nathan@codesourcery.com>
10025
10026 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
10027
100282008-08-21 Richard Henderson <rth@redhat.com>
10029
10030 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
10031 spurrious comma from test.
10032 * configure: Rebuild.
10033
100342008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10035
10036 PR 30457
10037 * builtins.c (fold_builtin_next_arg): Add warning about undefined
10038 behaviour.
10039
100402008-08-21 Aldy Hernandez <aldyh@redhat.com>
10041
10042 * c-tree.h (grokfield): New argument.
10043 * c-decl.c (grokfield): Handle new location argument.
10044 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
10045
100462008-08-21 Richard Guenther <rguenther@suse.de>
10047
10048 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
10049
100502008-08-21 Jan Hubicka <jh@suse.cz>
10051
10052 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
10053 (cgraph_add_function_insertion_hook,
10054 cgraph_remove_function_insertion_hook,
10055 cgraph_call_function_insertion_hooks): New functions.
10056 * cgraph.h (cgraph_add_function_insertion_hook,
10057 cgraph_remove_function_insertion_hook,
10058 cgraph_call_function_insertion_hooks): Declare.
10059 * ipa-reference.c (function_insertion_hook_holder): New variable.
10060 (check_operand, look_for_address_of): When checking late, do not care
10061 about module bitmaps.
10062 (add_new_function): New function.
10063 (generate_summary): Register hooks; zero module bitmaps.
10064 (propagate): Unregister hooks.
10065 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
10066 (add_new_function): New function.
10067 (generate_summary): Register hook.
10068 (propagate): Remove hook.
10069
10070 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
10071
10072 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
10073 * ipa-cp.c (ipcp_update_cloned_node): New function.
10074 (build_const_val): Handle functions correctly; bring type logic
10075 into sync with tree-inline.c
10076 (ipcp_init_stage): Take care of computing stuff needed by
10077 indirect inlining; update clones.
10078 (ipcp_generate_summary): Break out of ipcp_driver.
10079 (ipcp_driver): Do only execution and transformation.
10080 (pass_ipa_cp): Make IPA_PASS.
10081 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
10082 offset to address.
10083 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
10084 ipcp, some info is already available.
10085 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
10086 * tree-inline.c (remap_ssa_name): Unshare expression.
10087
100882008-08-21 Richard Guenther <rguenther@suse.de>
10089
10090 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10091 a PHI ask VN if it is already available.
10092 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10093 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10094
100952008-08-21 Richard Guenther <rguenther@suse.de>
10096
10097 PR middle-end/36817
10098 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
10099 makes sure to produce a result of the correct type.
10100
101012008-08-21 Jan Hubicka <jh@suse.cz>
10102 Backport from LTO branch:
10103
c95b2534 10104 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
10105 Jan Hubicka <jh@suse.cz>
10106
10107 * ipa-pure-const.c
10108 (init_state, finish_state, set_function_state, generate_summary):
10109 New functions.
10110 (scan_stmt): Renamed from scan_function. Changed to keep state in
10111 local static vars rather than cgraph aux field.
10112 (propagate): Renamed from static_execute. Changed to keep state in
10113 local static vars rather than cgraph aux field.
10114 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
10115 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
10116
c95b2534 10117 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
10118
10119 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
10120 * ipa-reference.c (init_function_info, generate_summary,
10121 propagate): New functions.
10122 (analyze_function): Call init_function_info.
10123 (static_execute): Stripped into generate_summary and propagate.
10124 (pass_ipa_reference): Made into ipa_opt_pass.
10125
101262008-08-21 Richard Guenther <rguenther@suse.de>
10127
10128 PR tree-optimization/37181
10129 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
10130 folding result.
10131 (extract_range_from_unary_expr): Likewise.
10132
101332008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10134
10135 * diagnostic.c (pedwarn_at): Rename as pedwarn.
10136 (pedwarn): Delete.
10137 * toplev.h (pedwarn_at): Likewise.
10138 * builtins.c: Update all calls to pedwarn.
10139 * c-lex.c: Likewise.
10140 * toplev.c: Likewise.
10141 * c-tree.h: Likewise.
10142 * c-decl.c: Likewise.
10143 * c-errors.c: Likewise.
10144 * c-typeck.c: Likewise.
10145 * c-common.c: Likewise.
10146 * c-parser.c: Likewise.
10147
101482008-08-20 Joseph Myers <joseph@codesourcery.com>
10149
10150 PR target/31070
10151 * config/sparc/sparc.c (function_arg_slotno): Handle structure
10152 with MODE_VECTOR_INT mode.
10153
101542008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10155
10156 PR middle-end/179
10157 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
10158 initialized outside the current module.
10159 (warn_uninitialized_var): Ignore left-hand side when walking the
10160 trees. Ignore address expressions. Examine VUSE operands in gimple
10161 statements with a variable declaration on the right-hand side.
10162
101632008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
10164
10165 PR bootstrap/37155
10166 * rtlanal.c (subreg_offset_representable_p): Revert last change.
10167
101682008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10169
10170 PR 35701
10171 * c-common.c (conversion_warning): Do not warn if applying bit-and
10172 operator to unsigned constant that fits in the target type.
10173
101742008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10175
10176 PR c++/35602
10177 * c-common.c (conversion_warning): Do not warn for artificial
10178 expressions.
10179
101802008-08-20 Richard Guenther <rguenther@suse.de>
10181
10182 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
10183 (extract_range_from_binary_expr): Fall back to constant propagation.
10184 (extract_range_from_unary_expr): Likewise.
10185
101862008-08-20 Richard Guenther <rguenther@suse.de>
10187
10188 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
10189 with TREE_THIS_VOLATILE on shared nodes.
10190 (fold_stmt_r): Likewise.
10191
101922008-08-20 Jakub Jelinek <jakub@redhat.com>
10193
10194 PR c/37171
10195 * c-parser.c (c_parser_attributes): For keywords use canonical
10196 spelling for attr_name.
10197
101982008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10199
10200 * value-prof.c (check_counter): Revert wrong call to error.
10201
102022008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10203
10204 * profile.c: Update calls to inform.
10205 * value-prof.c: Update calls to inform.
10206
102072008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10208
10209 * diagnostic.c (inform): Add an explicit location_t parameter.
10210 * toplev.h (inform): Update declaration.
10211 * builtins.c: Update all calls to inform.
10212 * c-common.c: Likewise.
10213 * c-decl.c: Likewise.
10214 * c-opts.c: Likewise.
10215 * c-pch.c: Likewise.
10216 * c-pragma.c: Likewise.
10217 * c-typeck.c: Likewise.
10218 * coverage.c: Likewise.
10219 * opts.c: Likewise.
10220 * toplev.c: Likewise.
10221 * tree-cfg.c: Likewise.
10222 * tree-ssa.c: Likewise.
10223
102242008-08-20 H.J. Lu <hongjiu.lu@intel.com>
10225
10226 PR target/37169
10227 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
10228 V2DI mode, for SSE4.1, use movq instead of vector set if the
10229 second element is zero and inter-unit moves are OK.
10230
102312008-08-20 Richard Guenther <rguenther@suse.de>
10232
10233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
10234 properly handle conversion/copy chains after tuplification.
10235
102362008-08-20 Richard Guenther <rguenther@suse.de>
10237
10238 * passes.c (init_optimization_passes): Move the second
10239 forwprop pass before alias computation. Remove the second
10240 DCE pass. Remove the first dominator and phi copy/const
10241 prop passes.
10242
102432008-08-20 Nick Clifton <nickc@redhat.com>
10244
10245 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10246 support of this feature. Do not assume that a sufficiently new
10247 assembler will support the feature regardless of the target type.
10248 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10249 * configure: Regenerate.
10250
102512008-08-20 Richard Guenther <rguenther@suse.de>
10252
10253 * tree-vrp.c (found_in_subgraph): Remove.
10254 (live): New global static.
10255 (live_on_edge): New function.
10256 (blocks_visited): Remove.
10257 (register_edge_assert_for_2): Use live_on_edge.
10258 (find_conditional_asserts): Remove code dealing with
10259 found_in_subgraph. Do not walk the CFG.
10260 (find_switch_asserts): Likewise.
10261 (find_assert_locations_1): Renamed from find_assert_locations.
10262 Move finding assert locations for conditional and switch
10263 statements first. Update live bitmap. Do not walk the CFG.
10264 (find_assert_locations): New function.
10265 (insert_range_assertions): Remove entry of CFG walk.
10266 Adjust call to find_assert_locations.
10267 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10268 that only can appear because of fake exit edges but assert we
10269 never try to insert on those.
10270 (fini_pre): Do not remove fake exit edges here...
10271 (execute_pre): ...but here, before committing edge inserts.
10272
102732008-08-19 Richard Guenther <rguenther@suse.de>
10274
10275 * passes.c (init_optimization_passes): Exchange store-ccp
10276 with a ccp pass.
10277
102782008-08-19 Rafael Espíndola <espindola@google.com>
10279
10280 * varasm.c (weak_decls): Move earlier in the file.
10281 (assemble_external): Add weak decls to the weak_decls list.
10282 (declare_weak): Don't add decls to the weak_decls list.
10283
102842008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10285
10286 PR target/37157
10287 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10288 before (sse2_shufpd_<mode>).
10289
102902008-08-19 Jakub Jelinek <jakub@redhat.com>
10291
10292 PR debug/37156
10293 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10294 * tree.c (block_nonartificial_location): Likewise.
10295
102962008-08-19 Richard Guenther <rguenther@suse.de>
10297
10298 PR tree-optimization/35972
10299 PR tree-optimization/23094
10300 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10301 parameter.
10302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10303 handle MISALIGNED_INDIRECT_REF.
10304 (get_ref_from_reference_ops): New helper.
10305 (vn_reference_lookup_pieces): Walk the use-def chain using the
10306 alias-oracle if requested.
10307 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10308 walking the use-def chain.
10309 (compute_avail): But not here.
10310 (create_component_ref_by_pieces_1): Properly handle
10311 MISALIGNED_INDIRECT_REF.
10312 (do_regular_insertion): Handle fully redundant
10313 expressions after PHI-translation also for SSA_NAME values, not
10314 only constants. Correctly use edoubleprime for that.
10315
103162008-08-19 Ira Rosen <irar@il.ibm.com>
10317
10318 * tree-vectorizer.c (supportable_widening_operation): Support
10319 multi-step conversion, return the number of steps in such conversion
10320 and the required intermediate types.
10321 (supportable_narrowing_operation): Likewise.
10322 * tree-vectorizer.h (vect_pow2): New function.
10323 (supportable_widening_operation): Change argument types.
10324 (supportable_narrowing_operation): Likewise.
10325 (vectorizable_type_promotion): Add an argument.
10326 (vectorizable_type_demotion): Likewise.
10327 * tree-vect-analyze.c (vect_analyze_operations): Call
10328 vectorizable_type_promotion and vectorizable_type_demotion with
10329 additional argument.
10330 (vect_get_and_check_slp_defs): Detect patterns.
10331 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10332 types.
10333 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10334 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10335 factor according to the smallest type in the loop.
10336 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10337 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10338 supportable_widening_operation with correct arguments.
10339 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10340 operands lists according to the number of vector statements in left
10341 or right node, if exists.
10342 (vect_gen_widened_results_half): Remove unused argument.
10343 (vectorizable_conversion): Call supportable_widening_operation,
10344 supportable_narrowing_operation, and vect_gen_widened_results_half
10345 with correct arguments.
10346 (vectorizable_assignment): Change documentation, support multiple
10347 types in SLP.
10348 (vectorizable_operation): Likewise.
10349 (vect_get_loop_based_defs): New function.
10350 (vect_create_vectorized_demotion_stmts): Likewise.
10351 (vectorizable_type_demotion): Support loop-aware SLP and general
10352 multi-step conversion. Call vect_get_loop_based_defs and
10353 vect_create_vectorized_demotion_stmts for transformation.
10354 (vect_create_vectorized_promotion_stmts): New function.
10355 (vectorizable_type_promotion): Support loop-aware SLP and general
10356 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10357 for transformation.
10358 (vectorizable_store): Change documentation, support multiple
10359 types in SLP.
10360 (vectorizable_load): Likewise.
10361 (vect_transform_stmt): Pass SLP_NODE to
10362 vectorizable_type_promotion and vectorizable_type_demotion.
10363 (vect_schedule_slp_instance): Move here the calculation of number
10364 of vectorized statements for each node from...
10365 (vect_schedule_slp): ... here.
10366 (vect_transform_loop): Call vect_schedule_slp without the last
10367 argument.
10368
103692008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10370
10371 PR bootstrap/37152
10372 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10373 to == in assert statement.
10374 (vectorizable_reduction): Fix typo.
10375
103762008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10377
10378 PR bootstrap/37153
10379 * value-prof.c (check_counter): Dereference pointer to overall
10380 count when printing it.
10381
103822008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10383
10384 * profile.h: Really add it.
10385
103862008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10387
10388 * mcf.c: Really add it.
10389
103902008-08-18 Paul Yuan <yingbo.com@gmail.com>
10391 Vinodha Ramasamy <vinodha@google.com>
10392
10393 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10394 count_scale.
10395 * value-prof.c (check_counter): Fix the counter if
10396 flag_profile_correction is true.
10397 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10398 tree_mod_subtract_transform):
10399 Follow check_counter parameter change.
10400 * common.opt (fprofile-correction): New option.
10401 * mcf.c: New file.
10402 * profile.h: Likewise.
10403 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10404 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10405 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10406 functions.
10407 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10408 flag_profile_correction is set.
10409
104102008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10411
10412 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10413
104142008-08-18 Tomas Bily <tbily@suse.cz>
10415
10416 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10417 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10418 CONVERT_EXPR_P.
10419 * tree-data-ref.c (split_constant_offset_1): Likewise.
10420 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10421 * tree-sra.c (sra_walk_expr): Likewise.
10422 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10423 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10424 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10425 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10426 Likewise.
10427 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10428 * tree-vect-transform.c (vectorizable_type_demotion)
10429 (vectorizable_type_promotion): Likewise.
10430 * tree-inline.c (expand_call_inline):
10431 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10432 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10433 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10434 * expr.c (expand_expr_real_1): Likewise.
10435 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10436 (gimple_assign_unary_useless_conversion_p): Likewise.
10437 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10438 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10439 * fold-const.c (fold_unary): Likewise.
10440 * tree.h (CONVERT_EXPR_P): Likewise.
10441 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10442 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10443 * tree-vrp.c:
10444 (register_edge_assert_for_2, extract_range_from_unary_expr)
10445 (register_edge_assert_for_1): Likewise.
10446
104472008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10448
10449 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10450 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10451 (enum real_value_const): Delete.
10452 (get_real_const): Delete.
10453 * real.c (get_real_const): Delete.
10454 (dconst_e_ptr): Define.
10455 (dconst_third_ptr): Define.
10456 (dconst_sqrt2_ptr): Define.
10457 * builtins.c: Update all callers.
10458
104592008-08-18 Richard Guenther <rguenther@suse.de>
10460
10461 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10462 statement iterator after statement removal.
10463
104642008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10465
10466 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10467 (detect_processor_freebsd): Likewise.
10468 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10469
104702008-08-18 Richard Guenther <rguenther@suse.de>
10471
10472 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10473 and loads have the correct types.
10474
104752008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10476
10477 PR cpp/7263
10478 * c-opts.c (cpp_opts): Remove static.
10479 * c-parser.c (cpp_opts): Declare it extern.
10480 (disable_extension_diagnostics): Handle cpp options.
10481 (enable_extension_diagnostics): Likewise.
10482
104832008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10484
10485 * diagnostics.c (permerror_at): Rename as permerror.
10486 (permerror): Delete.
10487 * toplev.h: Likewise.
10488
104892008-08-18 Richard Guenther <rguenther@suse.de>
10490
10491 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10492 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10493 Move call_cdce before build_alias. Move copyrename2,
10494 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10495 right after final inlining.
10496 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10497 (pass_build_cfg): But instead via TODO_dump_func.
10498
104992008-08-18 Richard Guenther <rguenther@suse.de>
10500
10501 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10502 element index.
10503 (scalarize_init): If we failed to generate some initializers
10504 do not generate zeros for not instantiated members. Instead
10505 rely on the copy out.
10506 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10507 about missing flow-sensitive alias info only if we have
10508 aliases computed.
10509
105102008-08-17 Nick Clifton <nickc@redhat.com>
10511
10512 * doc/extend.texi (Function Attributes): Fix typo in description
10513 if hot function attribute.
10514
105152008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10516 Richard Sandiford <rdsandiford@googlemail.com>
10517
10518 * doc/install.texi (--with-mips-plt): Document.
10519 * doc/invoke.texi (-mplt, -mno-plt): Document.
10520 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10521 and handle ${with_mips_plt}.
10522 * config/mips/mips.opt (mplt): New option.
10523 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10524 (TARGET_ABICALLS_PIC2): Likewise.
10525 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10526 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10527 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10528 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10529 to decide whether to output ".option picX" directives.
10530 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10531 Pass -call_nonpic rather than -KPIC for -mplt.
10532 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10533 on the command line. Also remove it when -mabi=64 is used without
10534 -msym32.
10535 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10536 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10537 TARGET_ABICALLS_PIC0.
10538 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10539 TARGET_ABICALLS.
10540 (mips16_build_function_stub): Only output ".option pic" directives
10541 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10542 (mips16_build_call_stub): Fix comment and remove redundant
10543 ".set at"/"set .noat" directives.
10544 (mips_function_rodata_section): Use the default behaviour for
10545 TARGET_ABSOLUTE_ABICALLS.
10546 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10547 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10548 (mips_restore_gp): Do nothing if the current function doesn't use
10549 a global pointer.
10550 (mips_expand_prologue): Only save $gp if the current function uses it.
10551 Use a normal move for TARGET_ABICALLS_PIC0.
10552 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10553
105542008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10555
10556 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10557 of function when handling GLOBAL_POINTER_REGNUM.
10558
105592008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10560
10561 PR ada/20548
10562 * common.opt (-fstack-check): Do not declare the variable here.
10563 (-fstack-check=): New option variant.
10564 * doc/invoke.texi (Code Gen Options): Document it.
10565 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10566 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10567 (STACK_CHECK_STATIC_BUILTIN): New macro.
10568 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10569 * opts.c: Include expr.h.
10570 (common_handle_option) <OPT_fold_stack_check_>: New case.
10571 <OPT_fstack_check>: Likewise.
10572 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10573 consistently in the test for variable-sized types. Adjust for
10574 new behaviour of flag_stack_check.
10575 * explow.c: Include except.h.
10576 (allocate_dynamic_stack_space): Do not take into account
10577 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10578 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10579 for variable-sized parameters. Treat all parameters whose size is
10580 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10581 stack checking is enabled.
10582 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10583 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10584 if generic stack checking is enabled.
10585 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10586 * reload1.c (reload): Likewise.
10587 * stmt.c (expand_decl): Assert that all automatic variables have
10588 fixed size at this point and remove dead code.
10589 * flags.h (stack_check_type): New enumeration type.
10590 (flag_stack_check): Declare.
10591 * toplev.c (flag_stack_check): New global variable.
10592 * Makefile.in (opts.o): Add dependency on EXPR_H.
10593 (explow.o): Add dependency on except.h.
10594
105952008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10596
10597 * config/avr/avr.c (avr_override_options): Reduce value of
10598 PARAM_INLINE_CALL_COST.
10599
106002008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10601
10602 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10603 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10604 lieu of TYPE_MODE (type) throughout.
10605
106062008-08-15 Joseph Myers <joseph@codesourcery.com>
10607
10608 * config/arm/arm.c (add_minipool_backward_ref): Check for
10609 8-byte-aligned entries in second case of forcing insertion after a
10610 particular entry. Change third case to avoid inserting
10611 non-8-byte-aligned entries before 8-byte-aligned ones.
10612
106132008-08-15 Richard Guenther <rguenther@suse.de>
10614
10615 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10616 strip components for unknown size accesses.
10617
106182008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10619
10620 * config/s390/2097.md New file.
10621 * config/s390/s390.md ("z10prop" attribute): Define none,
10622 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10623 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10624 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10625 possible values and apply them to insns as appropriate.
10626 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10627 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10628 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10629 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10630 ("bfp" mode attribute): Removed. Every occurence replaced
10631 with <mode>.
10632 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10633 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10634 type attribute.
10635
106362008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10637
10638 PR c/28152
10639 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10640 for keywords.
10641
106422008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10643
10644 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10645 additional argument. Support reduction when duplication is needed due
10646 to data-types of different sizes in the loop.
10647 (get_initial_def_for_induction): Fix printout.
10648 (vect_get_vec_def_for_stmt_copy): Support case where the
10649 vec_stmt_for_operand is a phi node.
10650 (vectorizable_reduction): Support reduction when duplication is needed
10651 due to data-types of different sizes in the loop.
10652 (vectorizable_call): Remove restriction to not vectorize in case we
10653 have data-types of different sizes in the loop.
10654 (vectorizable_conversion): Likewise.
10655 (vectorizable_operation): Likewise.
10656 (vectorizable_type_demotion): Likewise.
10657 (vectorizable_type_promotion): Likewise.
10658 (vectorizable_induction): Add restriction to not vectorize in case
10659 we have data-types of different sizes in the loop.
10660
106612008-08-14 Christophe Saout <christophe@saout.de>
10662 Uros Bizjak <ubizjak@gmail.com>
10663
10664 PR target/37101
10665 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10666 (*vec_concatv2di_rex64_sse4_1): Ditto.
10667 (*vec_concatv2di_rex64_sse): Ditto.
10668
106692008-08-14 Jakub Jelinek <jakub@redhat.com>
10670
10671 PR middle-end/37103
10672 * fold-const.c (fold_widened_comparison): Do not allow
10673 sign changes that change the result even if shorter type
10674 is wider than arg1_unw's type.
10675
106762008-08-13 Kazu Hirata <kazu@codesourcery.com>
10677
10678 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10679 Skip if the multilib testing specifies -march that does not
10680 agree with the one specified in the testcase.
10681
106822008-08-13 Joseph Myers <joseph@codesourcery.com>
10683
10684 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10685 zero extend SImode values being converted to TFmode before passing
10686 to libcalls.
10687
106882008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10689
10690 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10691 __PPU__ when targeting the Cell/B.E. PPU processor.
10692
106932008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10694
10695 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10696 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10697 Rematerialize the static chain, if any.
10698 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10699 static chain.
10700
107012008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10702
10703 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10704 (new_loc_descr): Likewise.
10705 (add_loc_descr): Likewise.
10706 (size_of_loc_descr): Likewise.
10707 (size_of_locs): Likewise.
10708 (output_loc_operands): Likewise.
10709 (output_loc_sequence): Likewise.
10710 (new_reg_loc_descr): New.
10711 (build_cfa_loc): Use it.
10712 (build_cfa_aligned_loc): Likewise.
10713 (one_reg_loc_descriptor): Likewise.
10714 (based_loc_descr): Likewise.
10715
107162008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10717
10718 PR 30551
10719 * doc/invoke.texi (Wmain): Update.
10720 * c-decl.c (start_decl): warn_main is only 0 or 1.
10721 (start_function): Likewise. Fix formatting.
10722 (finish_function): Delete redundant warning.
10723 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10724 * c-opts (c_common_handle_option): -Wall only has effect if
10725 warn_main is uninitialized. OPT_Wmain is automatically
10726 handled. -pedantic also enables Wmain.
10727 (c_common_post_options): Handle all logic for Wmain here.
10728 * c-common.c (warn_main): Delete.
10729 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10730 * c-common.h (warn_main): Delete.
10731
107322008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10733
10734 PR middle-end/36701
10735 * expr.c (emit_group_store): Allocate stack temp with the
10736 largest alignment when copying from register to stack.
10737
107382008-08-13 Richard Guenther <rguenther@suse.de>
10739
10740 * tree.h (maybe_fold_offset_to_address): Declare.
10741 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10742 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10743 Likewise for POINTER_PLUS_EXPR.
10744 (maybe_fold_offset_to_reference): Enable disabled code.
10745 (maybe_fold_offset_to_address): New function.
10746 (fold_stmt_r): Use it.
10747 (fold_gimple_assign): Likewise.
10748 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10749 (gimplify_expr): Likewise.
10750
107512008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10752
10753 * toplev.h (pedwarn_at): Fix declaration.
10754
107552008-08-13 Joseph Myers <joseph@codesourcery.com>
10756
10757 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10758 LINK_SPEC): Use %R in -Y P argument.
10759
107602008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10761
10762 PR c/15236
10763 * diagnostic.c (pedwarn_at): New.
10764 * toplev.h (pedwarn_at): Declare.
10765 * c-tree.h (build_enumerator): Update declaration.
10766 * c-decl.c (finish_enum): Update comment.
10767 (build_enumerator): Take a location parameter. Give a pedwarn but do
10768 not perform any conversion.
10769 * c-parser.c (c_parser_enum_specifier): Set correct location for
10770 enumerator.
10771
107722008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10773
10774 PR 35635
10775 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10776 expressions except for conversions to signed:1 bitfields. Handle
10777 COND_EXPR with constant operands.
10778
107792008-08-13 Richard Guenther <rguenther@suse.de>
10780
10781 PR tree-optimization/15255
10782 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10783 (struct oecount_s): New struct and VEC types.
10784 (cvec): New global.
10785 (oecount_hash): New function.
10786 (oecount_eq): Likewise.
10787 (oecount_cmp): Likewise.
10788 (zero_one_operation): New function.
10789 (build_and_add_sum): Likewise.
10790 (undistribute_ops_list): Perform un-distribution of multiplication
10791 and division on the chain of summands.
10792 (should_break_up_subtract): Also break up subtracts for factors.
10793 (reassociate_bb): Delete dead visited statements.
10794 Call undistribute_ops_list. Re-sort and optimize if it did something.
10795 * passes.c (init_optimization_passes): Move DSE before
10796 reassociation.
10797 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10798 PHI nodes.
10799
108002008-08-12 Janis Johnson <janis187@us.ibm.com>
10801
10802 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10803
10804 * doc/invoke.texi: Revert unintended checkin.
10805
108062008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10807
10808 PR libgomp/26165
10809 * gcc.c (include_spec_function): Tweak call to find_a_file.
10810
108112008-08-12 Jakub Jelinek <jakub@redhat.com>
10812
10813 PR middle-end/37014
10814 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10815 and TRUTH_ORIF_EXPR.
10816 * dojump.c (do_jump): Likewise.
10817
10818 PR tree-optimization/37084
10819 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10820 if id->regimplify, don't assume stmt is a cast assignment.
10821
108222008-08-12 Anatoly Sokolov <aesok@post.ru>
10823
10824 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10825
108262008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10827
10828 PR bootstrap/37097
10829 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10830 by last change.
10831
108322008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10833
10834 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10835 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10836
10837 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10838 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10839 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10840 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10841 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10842
10843 * doc/tm.texi (Storage Layout): Remove documentation for
10844 TARGET_FLOAT_FORMAT.
10845
10846 * simplify-rtx.c (simplify_binary_operation_1): Replace
10847 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10848
108492008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10850
10851 * real.h (struct real_format): New member has_sign_dependent_rounding.
10852 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10853 spu_single_format, ieee_double_format, mips_double_format,
10854 motorola_double_format, ieee_extended_motorola_format,
10855 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10856 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10857 mips_extended_format, ieee_quad_format, mips_quad_format,
10858 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10859 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10860
10861 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10862 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10863 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10864 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10865 (ROUND_TOWARDS_ZERO): Likewise.
10866
10867 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10868 (FLOAT_MODE_FORMAT): New macro.
10869 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10870 (MODE_COMPOSITE_P): ... this new macro.
10871 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10872 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10873 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10874
10875 * flags.h: Include "real.h".
10876
10877 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10878 REAL_MODE_FORMAT_COMPOSITE_P.
10879 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10880
10881 * doc/tm.texi (Storage Layout): Remove documentation of
10882 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10883 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10884 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10885 they only apply to libgcc2.a.
10886
108872008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10888
10889 * config/spu/float_disf.c: New file.
10890 * config/spu/float_unsdisf.c: New file.
10891 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10892 (LIB2FUNCS_EXCLUDE): Define.
10893
108942008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10895 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10896
10897 * real.h (struct real_format): New member round_towards_zero.
10898 * real.c (round_for_format): Respect fmt->round_towards_zero.
10899 (ieee_single_format, mips_single_format, motorola_single_format,
10900 spu_single_format, ieee_double_format, mips_double_format,
10901 motorola_double_format, ieee_extended_motorola_format,
10902 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10903 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10904 mips_extended_format, ieee_quad_format, mips_quad_format,
10905 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10906 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10907
10908 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10909 real_format to choose rounding mode when calling MPFR functions.
10910 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10911 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10912
10913 * real.h (real_to_decimal_for_mode): Add prototype.
10914 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10915 Respect target rounding mode when generating decimal representation.
10916 (real_to_decimal): New stub for backwards compatibility.
10917 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10918 real_to_decimal_for_mode instead of real_to_decimal.
10919
10920 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10921
109222008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10923 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10924
10925 * real.c (spu_single_format): New variable.
10926 * real.h (spu_single_format): Declare.
10927
10928 * config/spu/spu.c (spu_override_options): Install SFmode format.
10929 (spu_split_immediate): Use integer mode to operate on pieces of
10930 floating-point values in all cases.
10931
10932 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10933 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10934 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10935
109362008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10937
10938 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10939
109402008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10941
10942 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10943
109442008-08-12 Jakub Jelinek <jakub@redhat.com>
10945
10946 PR c++/36688
10947 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10948 on the VAR_DECL instead of TYPE_READONLY on its type.
10949
109502008-08-12 Ira Rosen <irar@il.ibm.com>
10951
10952 * tree-vectorizer.c: Depend on langhooks.h.
10953 (supportable_widening_operation): Add two arguments. Support double
10954 type conversions.
10955 (supportable_narrowing_operation): Likewise.
10956 * tree-vectorizer.h (supportable_widening_operation): Add two
10957 arguments.
10958 (supportable_narrowing_operation): Likewise.
10959 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10960 supportable_widening_operation with correct arguments.
10961 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10962 (vectorizable_type_demotion): Support double type conversions.
10963 (vectorizable_type_promotion): Likewise.
10964 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10965
109662008-08-11 Michael Matz <matz@suse.de>
10967
10968 * i386/i386.c (override_options): Move initialisation from
10969 flag_schedule_insns_after_reload to here from ...
10970 (optimization_options): ... here.
10971
109722008-08-11 Jakub Jelinek <jakub@redhat.com>
10973
10974 PR rtl-optimization/36998
10975 * dwarf2out.c (compute_barrier_args_size_1,
10976 compute_barrier_args_size): Temporarily remove assertions.
10977
109782008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10979
10980 PR middle-end/20644
10981 * tree-ssa.c (struct walk_data): Add new flag
10982 warn_possibly_uninitialized.
10983 (warn_uninitialized_var): Use it.
10984 (warn_uninitialized_vars): New.
10985 (execute_early_warn_uninitialized): Call it.
10986 (execute_late_warn_uninitialized): Likewise.
10987
109882008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10989
10990 PR middle-end/36238
10991 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10992 for memory subregs.
10993
109942008-08-09 Jan Hubicka <jh@suse.cz>
10995
10996 PR target/37055
10997 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10998 expansion failed.
10999 (expand_fix): Be prepared for expansion to fail.
11000 (expand_sfix_optab): Remove instructions if expansion failed.
11001
110022008-08-09 Anatoly Sokolov <aesok@post.ru>
11003
11004 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
11005 avr31 architecture.
11006 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
11007 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11008
110092008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11010
11011 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
11012 mips/t-libgcc-mips16 to tmake_file.
11013 * config/mips/mips-protos.h (mips_call_type): New enum.
11014 (mips_pic_base_register, mips_got_load): Declare.
11015 (mips_restore_gp): Take an rtx argument.
11016 (mips_use_pic_fn_addr_reg_p): Declare.
11017 (mips_expand_call): Replace the sibcall_p argument with
11018 a mips_call_type argument. Add a lazy_p parameter.
11019 (mips_split_call): Declare.
11020 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
11021 (MIPS16_PIC_TEMP): Likewise.
11022 (reg_class): Delete M16_NA_REGS.
11023 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11024 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
11025 (mips_split_hi_p): Declare.
11026 * config/mips/mips.c (mips_split_hi_p): New array.
11027 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
11028 (mips_got_symbol_type_p): New function.
11029 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
11030 (mips16_stub_function_p): New function.
11031 (mips16_local_function_p): Likewise.
11032 (mips_use_pic_fn_addr_reg_p): Likewise.
11033 (mips_cannot_force_const_mem): Return false for HIGHs.
11034 Extend CONST_INT and symbolic handling to MIPS16, using
11035 mips_symbol_insns to check that the base symbol type is a
11036 legitimate constant. Reject GOT-based constants if
11037 TARGET_MIPS16_PCREL_LOADS.
11038 (mips_const_insns): Check targetm.cannot_force_const_mem when
11039 decomposing a symbolic base and a large offset.
11040 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
11041 When calling a function that needs $25 from MIPS16 code,
11042 move the target address into $25 separately and add a USE
11043 to the call insn.
11044 (mips16_gp_pseudo_reg): Insert the initializer immediately
11045 before the first real insn.
11046 (mips_pic_base_register, mips_got_load): New functions.
11047 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
11048 parameter to LOW_OUT. Say that it can be any valid SET_SRC
11049 when splitting a load-address operation. Split SYMBOL_GOT_DISP
11050 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
11051 (mips_call_tls_get_addr): Update the call to mips_expand_call,
11052 also passing NULL_RTX rather than const0_rtx as the aux argument.
11053 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
11054 instead of TARGET_EXPLICIT_RELOCS.
11055 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
11056 (mips_load_call_address): Replace the sibcall_p argument with
11057 a mips_call_type argument. Use mips_got_load.
11058 (mips16_local_alias): New structure.
11059 (mips16_local_aliases): New variable.
11060 (mips16_local_aliases_hash): New function.
11061 (mips16_local_aliases_eq): Likewise.
11062 (mips16_local_alias): Likewise.
11063 (mips16_stub_function): Likewise.
11064 (mips16_build_function_stub): Create a local alias for the target
11065 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
11066 .cpload directive and an R_MIPS_NONE relocation for the target
11067 function, then load the alias rather than the function itself.
11068 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
11069 (mips16_copy_fpr_return_value): Use mips16_stub_function and
11070 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
11071 (mips16_build_call_stub): Replace the FN parameter with an
11072 FN_PTR parameter. Force the address into a register if it
11073 isn't a call_insn_operand; don't rely on the caller to do this.
11074 If a call to a locally-defined and locally-binding MIPS16
11075 function must be made indirectly, redirect the call to the
11076 function's local alias. Use mips16_stub_function_p,
11077 mips16_stub_function, mips_expand_call and use_reg.
11078 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
11079 Use explicit %hi and %lo accesses where possible.
11080 Use MIPS_CALL to generate the correct code form of a
11081 jal instruction. Add clobbers of $18 instead of uses.
11082 Update the call to mips_emit_call_insn.
11083 (mips_expand_call): Replace the SIBCALL_P argument with a
11084 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
11085 Take a LAZY_P parameter. Call mips16_build_call_stub first,
11086 allowing it to modify the call address. Update the calls to
11087 mips_load_call_address and mips_emit_call_insn.
11088 (mips_split_call): New function.
11089 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
11090 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
11091 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
11092 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
11093 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
11094 if TARGET_MIPS16.
11095 (mips_cprestore_slot): New function.
11096 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
11097 and use mips_cprestore_slot.
11098 (mips_output_function_prologue): Handle TARGET_MIPS16 for
11099 LOADGP_OLDABI.
11100 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
11101 then use a copygp_mips16 instruction to set up $28.
11102 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
11103 (mips16_lay_out_constants): Call split_all_insns_noflow.
11104 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
11105 false if TARGET_MIPS16.
11106 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
11107 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
11108 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
11109 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
11110 MIPS16 code. Allow MIPS16 o32 PIC.
11111 (mips_override_options): Allow MIPS16 o32 PIC.
11112 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
11113 after reload if TARGET_USE_GOT.
11114 (UNSPEC_COPYGP): New constant.
11115 (length): Use a default length of 8 for MIPS16 GOT loads.
11116 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
11117 (*got_page<mode>): Check mips_split_hi_p.
11118 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
11119 (unspec_got<mode>, unspec_call<mode>): New expanders.
11120 (load_got<mode>, load_call<mode>): Remove the length attributes.
11121 Use a got attribute instead of a type attribute.
11122 (copygp_mips16): New insn.
11123 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
11124 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
11125 (sibcall, sibcall_value, call, call_value): Update the calls
11126 to mips_expand_call.
11127 (call_internal, call_value_internal): Use mips_split_call.
11128 (call_value_multiple_internal): Likewise.
11129 (call_split): Move after call_internal (the insn it is split from).
11130 (call_internal_direct, call_value_internal_direct): Turn into
11131 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
11132 (call_direct_split, call_value_direct_split): New patterns.
11133 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
11134 and use M16_REGS instead of M16_NA_REGS.
11135 * config/mips/predicates.md (const_call_insn_operand): Replace
11136 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
11137 mips_use_pic_fn_addr_reg_p check.
11138 (move_operand): Reject HIGHs if mips_split_hi_p.
11139 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
11140 (__mips16_floatunsisf): Inline __mips16_floatsisf.
11141 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
11142 * config/mips/libgcc-mips16.ver: New file.
11143 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
11144 $(srcdir)/config/mips/libgcc-mips16.ver.
11145
111462008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11147
11148 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
11149 in file.
11150 (mips_unspec_address, mips_unspec_offset_high): Likewise.
11151 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
11152 (mips16_cfun_returns_in_fpr_p): Likewise.
11153
111542008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11155
11156 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
11157 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
11158 rather than 4 to PC.
11159
111602008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11161
11162 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
11163 (FUNCTION_PROFILER): Save the static chain pointer into $2
11164 beforehand and restore it aftewards.
11165 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
11166 address directly into $25 and call the function through $25;
11167 do not clobber $3. Pad the DImode version to cover the space
11168 left by the deleted $25 <- $3 move.
11169 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
11170 the removal of the $25 <- $3 move.
11171 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
11172 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11173
111742008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11175 Daniel Jacobowitz <dan@codesourcery.com>
11176
11177 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
11178 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
11179 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
11180 * config/mips/mips.c (mips_start_function_definition): New function.
11181 (mips_end_function_definition): Likewise.
11182 (mips_output_function_prologue): Use mips_start_function_definition.
11183 (mips_output_function_epilogue): Use mips_end_function_definition.
11184 (build_mips16_function_stub): Use mips_start_function_definition
11185 and mips_end_function_definition.
11186 (build_mips16_call_stub): Likewise.
11187
111882008-08-09 Richard Guenther <rguenther@suse.de>
11189
11190 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
11191 * gimple.h (gimple_call_fn): Adjust comment.
11192 (gimple_call_set_fndecl): New function.
11193 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
11194 longer having bare FUNCTION_DECL operand.
11195 (gimple_call_return_type): Likewise.
11196 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
11197
11198 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
11199 (gimple_mod_pow2): Likewise.
11200 (gimple_mod_subtract): Likewise.
11201 (gimple_ic): Likewise.
11202 (gimple_stringop_fixed_value): Likewise.
11203 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
11204 longer having bare FUNCTION_DECL operand.
11205 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
11206 * omp-low.c (optimize_omp_library_calls): Likewise.
11207 * cgraphunit.c (update_call_expr): Likewise.
11208 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
11209 (execute_convert_to_rsqrt): Likewise.
11210 * cfgexpand.c (gimple_to_tree): Simplify.
11211 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
11212 bare FUNCTION_DECL operand.
11213 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
11214 (convert_gimple_call): Use gimple_call_fndecl.
11215 * c-common.c (c_warn_unused_result): Likewise.
11216
112172008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11218
11219 PR c/17880
11220 * c-typeck.c (digest_init): Call verify_sequence_points from here.
11221 (c_finish_return): Likewise.
11222 (c_start_case): Likewise.
11223 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
11224 * c-parser.c (c_parser_condition): New. Call
11225 verify_sequence_points.
11226 (c_parser_paren_condition): Call c_parser_condition.
11227 (c_parser_for_statement): Call c_parser_condition.
11228
112292008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11230
11231 PR 36901
11232 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
11233 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
11234 Moved from diagnostic.h
11235 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
11236 DK_PERMERROR.
11237 (emit_diagnostic): New.
11238 (warning0, pedwarn0): Delete.
11239 (warning, warning_at, pedwarn, permerror): Return bool.
11240 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
11241 Moved to diagnostic.c.
11242 (struct diagnostic_context): Use correct type for
11243 classify_diagnostic.
11244 (diagnostic_report_diagnostic): Update declaration.
11245 (emit_diagnostic): Declare.
11246 * errors.c (warning): Return bool.
11247 * errors.h (warning): Update declaration.
11248 * toplev.h (warning0, pedwarn0): Delete.
11249 (warning, warning_at, pedwarn, permerror): Return bool.
11250 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11251 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11252 inform. Update all calls.
11253 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11254 before giving informative note.
11255 (implicit_decl_warning): Likewise.
11256 * c-typeck.c (build_function_call): Likewise.
11257 * tree-sssa.c (warn_uninit): Likewise.
11258 * builtins.c (gimplify_va_arg_expr): Likewise.
11259
112602008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11261
11262 PR 7651
11263 * doc/invoke.texi (-Wextra): Move warning from here...
11264 (-Wuninitialized): ... to here.
11265
112662008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11267
11268 PR 28875
11269 * flags.h (set_Wunused): Delete
11270 * toplev.c (process_options): Handle Wunused flags here.
11271 * opts.c (maybe_warn_unused_parameter): Delete.
11272 (common_handle_option): Replace set_Wunused by warn_unused.
11273 (set_Wextra): Do not handle Wunused-parameter here.
11274 (set_Wunused): Delete.
11275 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11276 warn_unused.
11277 * common.opt (Wunused): Add Var and Init.
11278 (Wunused-function): Likewise.
11279 (Wunused-label): Likewise.
11280 (Wunused-parameter): Likewise.
11281 (Wunused-value): Likewise.
11282 (Wunused-variable): Likewise.
11283
112842008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11285
11286 * doc/invoke.texi: Add cpu_type power7.
11287 * config.in (HAVE_AS_VSX): New.
11288 * config.gcc: Add cpu_type power7.
11289 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11290 VSX instructions.
11291 * configure: Regenerate.
11292 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11293 power5.
11294 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11295 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11296 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11297
112982008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11299
11300 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11301 type to vectorize.builtin_conversion.
11302 (vectorizable_conversion): Likewise.
11303 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11304 integral type as input.
11305 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11306 FIX_TRUNC_EXPR.
11307 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11308 and ALTIVEC_BUILTIN_VCTSXS.
11309 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11310 formatting.
11311
113122008-08-08 Richard Guenther <rguenther@suse.de>
11313
11314 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11315 (surely_varying_stmt_p): Calls are varying only if they are
11316 non-builtin and not indirect or have no result.
11317 (ccp_fold): Re-instantiate code before the tuples merge.
11318
113192008-08-08 Richard Guenther <rguenther@suse.de>
11320
11321 PR tree-optimization/37056
11322 * gimple.h (gimple_assign_rhs_class): New helper function.
11323 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11324 unary operations properly.
11325
113262008-08-07 Jan Hubicka <jh@suse.cz>
11327
11328 * i386.h (ix86_size_cost): Declare.
11329 (ix86_cur_cost): New function macro.
11330 * i386.md (peepholes expanding size and splitters): Predicate by
11331 optimize_insn_for_speed_p.
11332 (peepholes reduce size and splitters): Predicate by
11333 optimize_insn_for_size_p.
11334 * i386.c (ix86_size_cost): Rename from ...
11335 (size_cost): This one.
11336 (override_options): Update.
11337 (decide_alg): Likewise.
11338 (ix86_expand_clear): Use RTL profile.
11339 (ix86_pad_returns): Use RTL profile.
11340
113412008-08-07 Jan Hubicka <jh@suse.cz>
11342
11343 * recog.c (split_all_insns): Set RTL profile
11344 (peephole2_optimize): Likewise.
11345 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11346 * combine.c (combine_instructions): Likewise.
11347
113482008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11349
11350 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11351
113522008-08-07 Bob Wilson <bob.wilson@acm.org>
11353
11354 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11355 value in a6 after the set_frame_ptr insn.
11356
113572008-08-07 Richard Henderson <rth@redhat.com>
11358
11359 PR debug/37033
11360 * gcc.c (cpp_options): Pass along -g*.
11361
113622008-08-07 Joseph Myers <joseph@codesourcery.com>
11363
11364 * config/arm/arm.c (output_move_neon): Update comment describing
11365 big-endian vector layout.
11366 (arm_assemble_integer): Do not handle big-endian NEON vectors
11367 specially.
11368 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11369 neon_vget_lane<mode>_sext_internal,
11370 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11371 element indices for big-endian.
11372
113732008-08-07 Richard Henderson <rth@redhat.com>
11374
11375 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11376 * configure, config.in: Rebuild.
11377 * debug.h (dwarf2out_do_cfi_asm): Declare.
11378 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11379 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11380 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11381 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11382
113832008-08-07 Joseph Myers <joseph@codesourcery.com>
11384
11385 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11386 movv2si_internal): Combine into mov<mode>_internal.
11387 (movv2si_internal_2): Remove.
11388
113892008-08-07 Jan Hubicka <jh@suse.cz>
11390
11391 PR target/37048
11392 * i386.md (single stringop patterns): Enable unconditionally.
11393
113942008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11395
11396 PR target/36992
11397 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11398
11399 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11400 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11401
11402 * config/i386/sse.md (sse2_movq128): New.
11403
11404 * doc/extend.texi: Document __builtin_ia32_movq128.
11405
114062008-08-07 Richard Guenther <rguenther@suse.de>
11407
11408 PR middle-end/37042
11409 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11410 pointers can access anything.
11411
114122008-08-06 Jan Hubicka <jh@suse.cz>
11413
11414 * optabs.c (emit_unop_insn): Break out to ...
11415 (maybe_emit_unop_insn): ... this one.
11416 (expand_sfix_optab): Use maybe variant.
11417 * optabs.h (maybe_emit_unop_insn): Declare.
11418
11419 * i386.md (mov0 patterns): Enable by default.
11420 (FP conversion expanders): Disable expansion of code expanding
11421 sequences when instruction should be optimized for size.
11422 (single strinop patterns): Enable when optimizing for size.
11423 (string expanders): Disable expanding of code expanding sequences
11424 when optimizning instruction for size.
11425 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11426 per BB basis.
11427 (ix86_fp_comparison_sahf_cost): Likewise.
11428 (ix86_expand_branch): Likewise.
11429 (ix86_expand_ashl_const): Likewise.
11430 (ix86_split_ashl): Likewise.
11431 (ix86_expand_strlen): Likewise.
11432 (ix86_emit_fp_unordered_jump): Likewie.
11433
114342008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11435
11436 * c-common.c: Fix typo.
11437 (c_common_reswords): Activate more C++ keyword warnings.
11438
11439 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11440
114412008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11442
11443 PR 26785
11444 * diagnostic.c (permerror_at): New.
11445 * toplev.h (permerror_at): Declare.
11446
114472008-08-06 Victor Kaplansky <victork@il.ibm.com>
11448 Ira Rosen <irar@il.ibm.com>
11449
11450 * tree-vect-transform.c (vect_model_simple_cost): Return
11451 immediately if stmt is pure SLP.
11452 (vect_model_store_cost): Ditto.
11453 (vect_model_load_cost): Ditto.
11454 (vectorizable_store): Remove PURE_SLP check before call
11455 to vect_model_store_cost.
11456 (vect_model_store_cost): When checking whether stmt describe
11457 strided access, add a check that it is not slp_node.
11458
114592008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11460
11461 PR 8715
11462 * c-common.c (warn_for_sign_compare): New. Handle separately the
11463 case that 'constant' is zero.
11464 * c-typeck.c (build_binary_op): Move code to c-common.c
11465
114662008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11467
11468 * config/alpha/alpha.c (alpha_preferred_reload_class,
11469 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11470 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11471 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11472 * config/arm/arm.md: Likewise.
11473 * config/avr/avr-protos.h (preferred_reload_class,
11474 test_hard_reg_class, avr_simplify_comparison_p,
11475 out_shift_with_cnt, class_max_nregs): Likewise.
11476 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11477 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11478 preferred_reload_class, test_hard_reg_class): Likewise.
11479 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11480 bfin_memory_move_cost, bfin_secondary_reload,
11481 bfin_output_mi_thunk): Likewise.
11482 * config/crx/crx.c (crx_secondary_reload_class,
11483 crx_memory_move_cost): Likewise.
11484 * config/frv/frv-protos.h (frv_secondary_reload_class,
11485 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11486 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11487 frv_secondary_reload_class, frv_class_likely_spilled_p,
11488 frv_class_max_nregs): Likewise.
11489 * config/h8300/h8300.c (h8300_classify_operand,
11490 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11491 Likewise.
11492 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11493 * config/ia64/ia64.c (ia64_preferred_reload_class,
11494 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11495 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11496 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11497 Likewise.
11498 * config/m68hc11/m68hc11.c (preferred_reload_class,
11499 m68hc11_memory_move_cost): Likewise.
11500 * config/mcore/mcore.c (mcore_secondary_reload_class,
11501 mcore_reload_class): Likewise.
11502 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11503 mips_class_max_nregs, mips_cannot_change_mode_class,
11504 mips_preferred_reload_class, mips_secondary_reload_class,
11505 mips_output_mi_thunk): Likewise.
11506 * config/mmix/mmix.c (mmix_preferred_reload_class,
11507 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11508 Likewise.
11509 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11510 Likewise.
11511 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11512 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11513 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11514 * config/rs6000/rs6000.c (paired_expand_vector_init,
11515 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11516 compare_section_name, rs6000_memory_move_cost): Likewise.
11517 * config/s390/s390.c (s390_emit_compare_and_swap,
11518 s390_preferred_reload_class, s390_secondary_reload,
11519 legitimize_pic_address, legitimize_tls_address,
11520 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11521 s390_class_max_nregs): Likewise.
11522 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11523 * config/s390/s390.md: Likewise.
11524 * config/score/score-protos.h (score_secondary_reload_class,
11525 score_preferred_reload_class): Likewise.
11526 * config/score/score.c (score_preferred_reload_class,
11527 score_secondary_reload_class): Likewise.
11528 * config/score/score3.c (score3_output_mi_thunk,
11529 score3_preferred_reload_class, score3_secondary_reload_class,
11530 score3_hard_regno_mode_ok): Likewise.
11531 * config/score/score3.h (score3_preferred_reload_class,
11532 score3_secondary_reload_class): Likewise.
11533 * config/score/score7.c (score7_output_mi_thunk,
11534 score7_preferred_reload_class, score7_secondary_reload_class,
11535 score7_hard_regno_mode_ok): Likewise.
11536 * config/score/score7.h (score7_preferred_reload_class,
11537 score7_secondary_reload_class): Likewise.
11538 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11539 output_branchy_insn, add_constant, gen_block_redirect,
11540 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11541 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11542 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11543 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11544 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11545 xstormy16_preferred_reload_class): Likewise.
11546 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11547 xtensa_expand_atomic, override_options,
11548 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11549 Likewise.
11550 * reorg.c (try_merge_delay_insns): Likewise.
11551 * tree.c (merge_dllimport_decl_attributes): Likewise.
11552
11553 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11554
115552008-08-06 Michael Matz <matz@suse.de>
11556
11557 * Makefile.in (write_entries_to_file): Quote words.
11558 * gengtype.c (read_input_line): Skip over leading white-space.
11559
115602008-08-06 Marc Gauthier <marc@tensilica.com>
11561
11562 * config.gcc: Match more processor names for Xtensa.
11563 * configure.ac: Likewise.
11564 * doc/install.texi (Specific): Likewise.
11565 * configure: Regenerate.
11566
115672008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11568
11569 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11570 * calls.c (avoid_likely_spilled_reg): Likewise.
11571 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11572 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11573 * config/i386/i386.c (ix86_expand_special_args_builtin,
11574 ix86_secondary_reload): Likewise.
11575 * except.c (struct eh_region, gen_eh_region_catch,
11576 remove_unreachable_regions, duplicate_eh_regions,
11577 assign_filter_values, build_post_landing_pads,
11578 sjlj_find_directly_reachable_regions, remove_eh_handler,
11579 reachable_next_level, foreach_reachable_handler,
11580 can_throw_internal_1, can_throw_external_1,
11581 collect_one_action_chain): Likewise.
11582 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11583 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11584 * function.c (update_temp_slot_address, instantiate_new_reg,
11585 instantiate_virtual_regs_in_rtx,
11586 instantiate_virtual_regs_in_insn): Likewise.
11587 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11588 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11589 gimplify_cleanup_point_expr): Likewise.
11590 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11591 * passes.c (next_pass_1): Likewise.
11592 * print-tree.c (print_node_brief, print_node): Likewise.
11593 * profile.c (branch_prob): Likewise.
11594 * tree-dump.c (dump_register): Likewise.
11595 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11596 Likewise.
11597 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11598 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11599 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11600 copy_arguments_for_versioning, copy_static_chain): Likewise.
11601 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11602 add_new_name_mapping, register_new_name_mapping): Likewise.
11603 * tree-mudflap.c (mf_xform_derefs): Likewise.
11604 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11605 get_init_expr, combine_chains): Likewise.
11606 * tree-pretty-print.c (dump_generic_node): Likewise.
11607 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11608 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11609 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11610 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11611
116122008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11613
11614 PR middle-end/37010
11615 * calls.c (expand_call): Use the biggest preferred stack
11616 boundary.
11617
116182008-08-06 Michael Matz <matz@suse.de>
11619
11620 PR target/36613
11621 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11622 for reused reload, instead of overwriting them.
11623
116242008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11625
11626 PR middle-end/37009
11627 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11628 for incoming stack boundary.
11629
11630 * function.c (assign_parm_find_entry_rtl): Update
11631 parm_stack_boundary.
11632
11633 * function.h (rtl_data): Add parm_stack_boundary.
11634
11635 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11636 parm_stack_boundary for incoming stack boundary.
11637
116382008-08-06 Joseph Myers <joseph@codesourcery.com>
11639
11640 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11641 for unrepresentable subregs or treat them as equal to other regs
11642 or subregs with the same register number.
11643
116442008-08-06 Aldy Hernandez <aldyh@redhat.com>
11645
11646 PR middle-end/35432
11647 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11648 if want_value.
11649
116502008-08-06 Jan Hubicka <jh@suse.cz>
11651
11652 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11653 frequencies might be hot.
11654
116552008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11656
11657 * reload.c (find_reloads): Force constants into literal pool
11658 also if they are wrapped in a SUBREG.
11659
116602008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11661
11662 PR target/35659
11663 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11664 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11665 Don't allow predicated instructions for data speculation.
11666 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11667 declaration.
11668
116692008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11670
11671 * haifa-sched.c (extend_global): Split to extend_global_data and
11672 extend_region_data. Update all uses.
11673 (extend_all): Rename to extend_block_data.
11674
116752008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11676
11677 * sched-rgn.c (new_ready): Check if instruction can be
11678 speculatively scheduled before attempting speculation.
11679 (debug_rgn_dependencies): Remove wrongful assert.
11680
116812008-08-05 Bob Wilson <bob.wilson@acm.org>
11682
11683 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11684
116852008-08-05 Bob Wilson <bob.wilson@acm.org>
11686
11687 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11688 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11689 va_size, and type_size.
11690
116912008-08-04 Jason Merrill <jason@redhat.com>
11692
11693 PR c++/37016
11694 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11695 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11696
116972008-08-05 Richard Henderson <rth@redhat.com>
11698
11699 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11700 * configure: Rebuild.
11701
117022008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11703
11704 PR tree-opt/37024
11705 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11706 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11707 is a conversion.
11708
117092008-08-05 Richard Henderson <rth@redhat.com>
11710
11711 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11712 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11713 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11714 * common.opt (fdwarf2-cfi-asm): New.
11715 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11716 * config.in, configure: Rebuild.
11717 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11718 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11719 New.
11720 (dw2_force_const_mem): Externalize.
11721 * dwarf2asm.h: Update.
11722 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11723 generate a real label.
11724 (output_cfi_directive): New.
11725 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11726 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11727 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11728 and .cfi_lsda.
11729 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11730 (output_loc_operands_raw, output_loc_sequence_raw): New.
11731 (output_cfa_loc_raw): New.
11732
117332008-08-05 Paul Brook <paul@codesourcery.com>
11734
11735 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11736 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11737 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11738 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11739 * config/arm/arm.h (TARGET_VFPD32): Define.
11740 (TARGET_VFP3): Use TARGET_VFPD32.
11741 (fputype): Add FPUTYPE_VFP3D16.
11742 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11743 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11744 * config/arm/arm-cores.def: Add cortex-r4f.
11745 * config/arm/arm-tune.md: Regenerate.
11746
117472008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11748
11749 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11750 Reword some comments throughout the file.
11751
11752 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11753 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11754 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11755 MFC_MIN_DMA_LIST_ELEMENTS.
11756 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11757 MFC_MAX_DMA_LIST_ELEMENTS.
11758
11759 (MFC_START_ENABLE): Remove PPU-only define.
11760 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11761 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11762
11763 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11764 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11765 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11766 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11767 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11768 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11769 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11770
11771 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11772 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11773 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11774 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11775
11776 (spu_read_machine_status): Fix typo.
11777
117782008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11779
11780 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11781 SUBREG of multi-word hard register.
11782 * config/spu/spu.c (valid_subreg): Likewise.
11783 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11784
117852008-08-04 Richard Guenther <rguenther@suse.de>
11786
11787 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11788 the candidate with the stripped base if that base is different
11789 from the original base even for offset zero.
11790
117912008-08-04 Richard Guenther <rguenther@suse.de>
11792
11793 PR middle-end/36691
11794 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11795 check for no_overflow.
11796
117972008-08-04 Richard Guenther <rguenther@suse.de>
11798
11799 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11800
118012008-08-04 Paul Brook <paul@codesourcery.com>
11802
11803 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11804 (arm_order_regs_for_local_alloc): New function.
11805 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11806 prototype.
11807 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11808
118092008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11810
11811 PR target/37012
11812 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11813 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11814 (ix86_expand_epilogue): Likewise.
11815
118162008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11817
11818 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11819 in comments.
11820
118212008-08-03 Uros Bizjak <ubizjak@gmail.com>
11822
11823 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11824 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11825 (*movv2sf_internal_rex64): Ditto.
11826
118272008-08-03 Jan Hubicka <jh@suse.cz>
11828
11829 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11830 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11831 * expmed.c (expand_smod_pow2): Likewise.
11832
118332008-08-03 Uros Bizjak <ubizjak@gmail.com>
11834
11835 PR target/36992
11836 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11837 alternative 0 of operand 1.
11838 (*vec_concatv2di_rex64_sse): Ditto.
11839 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11840 of operand 1.
11841 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11842 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11843 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11844 (*movv2sf_internal_rex64): Ditto.
11845
118462008-08-02 Richard Guenther <rguenther@suse.de>
11847
11848 PR target/35252
11849 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11850 (ssedoublesizemode): New mode attribute.
11851 (sse_shufps): Call gen_sse_shufps_v4sf.
11852 (sse_shufps_1): Macroize.
11853 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11854 (sse2_shufpd_1): Macroize.
11855 (vec_extract_odd, vec_extract_even): New expanders.
11856 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11857 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11858 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11859 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11860 (ix86_expand_vector_set): Likewise.
11861 (ix86_expand_reduc_v4sf): Likewise.
11862
118632008-08-01 Doug Kwan <dougkwan@google.com>
11864
11865 * matrix-reorg.c: Re-enable all code.
11866 (struct malloc_call_data): Change CALL_STMT to gimple type.
11867 (collect_data_for_malloc_call): Tuplify.
11868 (struct access_site_info): Change STMT to gimple type.
11869 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11870 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11871 (struct free_info): Change STMT to gimple type.
11872 (struct matrix_access_phi_node): Change PHI to gimple type.
11873 (get_inner_of_cast_expr): Remove.
11874 (may_flatten_matrices_1): Tuplify.
11875 (may_flatten_matrices): Ditto.
11876 (mark_min_matrix_escape_level): Ditto.
11877 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11878 (ssa_accessed_in_call_rhs): New
11879 (ssa_accessed_in_assign_rhs): New
11880 (record_access_alloc_site_info): Tuplify.
11881 (add_allocation_site): Ditto.
11882 (analyze_matrix_allocation_site): Ditto.
11883 (analyze_transpose): Ditto.
11884 (get_index_from_offset): Ditto.
11885 (update_type_size): Ditto.
11886 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11887 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11888 (analyze_accesses_for_phi_node): Tuplify.
11889 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11890 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11891 (analyze_matrix_accesses): Tuplify.
11892 (check_var_data): New call-back type for check_var_notmodified_p.
11893 (check_var_notmodified_p): Tuplify and use call-back struct to
11894 return statement found.
11895 (can_calculate_expr_before_stmt): Factor out statement related code
11896 into ...
11897 (can_calculate_stmt_before_stmt): New.
11898 (check_allocation_function): Tuplify.
11899 (find_sites_in_func): Ditto.
11900 (record_all_accesses_in_func): Ditto.
11901 (transform_access_sites): Ditto.
11902 (transform_allocation_sites): Ditto.
11903 (matrix_reorg): Re-enable.
11904 (gate_matrix_reorg): Re-enable.
11905
119062008-08-01 Jakub Jelinek <jakub@redhat.com>
11907
11908 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11909 for labels for which it hasn't been set yet. If it has been set,
11910 stop walking insns and continue with next worklist item.
11911 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11912 if the only BARRIER is at the very end of a function.
11913
119142008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11915
11916 * cfgexpand.c (expand_stack_alignment): Assert that
11917 stack_realign_drap and drap_rtx must match.
11918
11919 * function.c (instantiate_new_reg): If DRAP is used to realign
11920 stack, replace virtual_incoming_args_rtx with internal arg
11921 pointer.
11922
119232008-08-01 Richard Guenther <rguenther@suse.de>
11924
11925 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11926 loop information only if we initialized it.
11927 (execute_pre): Call fini_pre with in_fre.
11928 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11929 if we do not unroll because we hit max-completely-peeled-insns.
11930 Use our estimation for consistency, do allow shrinking.
11931
119322008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11933
11934 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11935 with MIN_STACK_BOUNDARY.
11936 (ix86_update_stack_boundary): Likewise.
11937 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11938 STACK_BOUNDARY.
11939
11940 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11941 (MIN_STACK_BOUNDARY): This.
11942
119432008-08-01 Richard Guenther <rguenther@suse.de>
11944
11945 PR middle-end/36997
11946 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11947
119482008-08-01 Richard Guenther <rguenther@suse.de>
11949
11950 PR tree-optimization/36988
11951 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11952 do not matter if that doesn't change volatile qualification.
11953
119542008-08-01 Paolo Bonzini <bonzini@gnu.org>
11955
11956 * configure.ac: Do not generate libada-mk. Do not subst
11957 host_cc_for_libada.
11958 * libada-mk.in: Remove.
11959 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11960 * configure: Regenerate.
11961
119622008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11963
11964 * tree-pass.h: Added comment about not dumping passes with name
11965 starting with star in struct opt_pass.
11966 * passes.c (register_dump_files_1): Don't do dump for a pass with
11967 name starting with star.
11968 * doc/passes.texi (Pass manager): Mention pass names and special
11969 meaning of star prefix to avoid dump.
11970
119712008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11972
11973 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11974 to MIPS64r2.
11975 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11976 (ISA_MIPS64R2): New macro.
11977 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11978 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11979 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11980 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11981 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11982 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11983 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11984 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11985 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11986 Move up to keep list alphabetically sorted.
11987 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11988 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11989 processor.
11990 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11991 (-march=@var{arch}): Add mips64r2.
11992
119932008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11994
11995 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11996
119972008-07-31 Steve Ellcey <sje@cup.hp.com>
11998
11999 * expr.c (expand_assignment): Check for complete type.
12000
120012008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12002
12003 PR debug/36977
12004 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
12005
12006 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
12007 for stack alignment.
12008
12009 * function.h (rtl_data): Add stack_realign_tried. Update comments.
12010
120112008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
12012
12013 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
12014 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
12015
120162008-07-31 Jakub Jelinek <jakub@redhat.com>
12017
12018 PR rtl-optimization/36419
12019 * dwarf2out.c (barrier_args_size): New variable.
12020 (compute_barrier_args_size, compute_barrier_args_size_1): New
12021 functions.
12022 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
12023 if not called yet in the current function, use barrier_args_size
12024 array to find the new args_size value.
12025 (dwarf2out_frame_debug): Free and clear barrier_args_size.
12026
120272008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12028
12029 PR debug/36980
12030 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
12031 rule 19.
12032
120332008-07-31 H.J. Lu <hongjiu.lu@intel.com>
12034
12035 PR debug/36976
12036 * dwarf2out.c (dwarf2out_args_size_adjust): New.
12037 (dwarf2out_stack_adjust): Use it.
12038 (dwarf2out_frame_debug_expr): Likewise.
12039
120402008-07-31 Richard Guenther <rguenther@suse.de>
12041
12042 PR tree-optimization/36978
12043 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
12044 the generated condition.
12045
120462008-07-31 Richard Guenther <rguenther@suse.de>
12047
12048 * passes.c (init_optimization_passes): Always call
12049 pass_early_warn_uninitialized.
12050 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
12051 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
12052 * doc/passes.texi (Warn for uninitialized variables): Adjust.
12053
120542008-07-31 Jakub Jelinek <jakub@redhat.com>
12055
12056 PR c/36970
12057 * builtins.c (maybe_emit_free_warning): New function.
12058 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
12059 maybe_emit_free_warning for BUILT_IN_FREE.
12060
12061 PR debug/36278
12062 * dwarf2out.c (get_context_die): New function.
12063 (force_decl_die, force_type_die): Use it.
12064 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
12065 returns NULL, force generation of DW_TAG_typedef and put that into
12066 DW_AT_import.
12067
12068 PR preprocessor/36649
12069 * c-pch.c (c_common_read_pch): Save and restore
12070 line_table->trace_includes across PCH restore.
12071
120722008-07-30 Eric Botcazou <ebotcazou@adacore.com>
12073
12074 PR ada/36554
12075 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
12076
120772008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12078
12079 PR 36974
12080 * final.c (call_from_call_insn): Handle COND_EXEC.
12081
120822008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12083
12084 * builtins.c (std_gimplify_va_arg_expr): Replace
12085 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
12086 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12087
120882008-07-30 Joey Ye <joey.ye@intel.com>
12089 H.J. Lu <hongjiu.lu@intel.com>
12090
12091 * builtins.c (expand_builtin_setjmp_receiver): Replace
12092 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
12093 (expand_builtin_apply_args_1): Likewise.
12094 (expand_builtin_longjmp): Need DRAP for stack alignment.
12095 (expand_builtin_apply): Likewise.
12096
12097 * caller-save.c (setup_save_areas): Call assign_stack_local_1
12098 instead of assign_stack_local to allow alignment reduction.
12099
12100 * calls.c (emit_call_1): Need DRAP for stack alignment if
12101 return pops.
12102 (expand_call): Replace virtual_incoming_args_rtx with
12103 crtl->args.internal_arg_pointer.
12104 * stmt.c (expand_nl_goto_receiver): Likewise.
12105
12106 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
12107 alignment and store to stack_alignment_estimated and
12108 max_used_stack_slot_alignment.
12109 (expand_one_var): Likewise.
12110 (expand_stack_alignment): New function.
12111 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
12112 and stack_alignment_estimated fields in rtl_data. Call
12113 expand_stack_alignment at end.
12114
12115 * defaults.h (INCOMING_STACK_BOUNDARY): New.
12116 (MAX_STACK_ALIGNMENT): Likewise.
12117 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
12118 (SUPPORTS_STACK_ALIGNMENT): Likewise.
12119
12120 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
12121 stack alignment when generating virtual registers.
12122
12123 * function.c (assign_stack_local): Renamed to ...
12124 (assign_stack_local_1): This. Add a parameter to indicate
12125 if it is OK to reduce alignment.
12126 (assign_stack_local): Use it.
12127 (instantiate_new_reg): Instantiate virtual incoming args rtx
12128 to vDRAP if stack realignment and DRAP is needed.
12129 (assign_parms): Collect parameter/return type alignment and
12130 contribute to stack_alignment_estimated.
12131 (locate_and_pad_parm): Likewise.
12132 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
12133 with crtl->args.internal_arg_pointer.
12134
12135 * function.h (rtl_data): Add new field drap_reg,
12136 max_used_stack_slot_alignment, stack_alignment_estimated,
12137 stack_realign_needed, need_drap, stack_realign_processed and
12138 stack_realign_finalized.
12139 (stack_realign_fp): New macro.
12140 (stack_realign_drap): Likewise.
12141
12142 * global.c (compute_regsets): Frame pointer is needed when
12143 stack is realigned. Can eliminate frame pointer when stack is
12144 realigned and dynamic realigned argument pointer isn't used.
12145
12146 * reload1.c (update_eliminables): Frame pointer is needed
12147 when stack is realigned.
12148 (init_elim_table): Can eliminate frame pointer when stack is
12149 realigned and dynamic realigned argument pointer isn't used.
12150
12151 * rtl.h (assign_stack_local_1): Declare new funtion.
12152
12153 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
12154 (TARGET_GET_DRAP_RTX): Likewise.
12155 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
12156 TARGET_GET_DRAP_RTX.
12157
12158 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
12159
12160 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
12161 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
12162
121632008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
12164 H.J. Lu <hongjiu.lu@intel.com>
12165
12166 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
12167 vdrap_reg, stack_realign and drap_reg_saved.
12168 (add_cfi): Don't allow redefining CFA when DRAP is used.
12169 (reg_save): Handle stack alignment.
12170 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
12171 alignment. Don't generate DWARF information for (set fp sp)
12172 when DRAP is used.
12173 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
12174 to INVALID_REGNUM.
12175 (int_loc_descriptor): Move prototype forward. Also define if
12176 DWARF2_UNWIND_INFO is true.
12177 (output_cfa_loc): Handle DW_CFA_expression.
12178 (build_cfa_aligned_loc): New.
12179 (based_loc_descr): Update assert for stack realign. For local
12180 variables, use sp+offset when stack is aligned without drap and
12181 fp+offset when stack is aligned with drap. For arguments, use
12182 cfa+offset when drap is used to align stack.
12183
121842008-07-30 Joey Ye <joey.ye@intel.com>
12185 H.J. Lu <hongjiu.lu@intel.com>
12186
12187 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
12188 Break long line.
12189 (ix86_gen_andsp): New.
12190 (ix86_user_incoming_stack_boundary): Likewise.
12191 (ix86_default_incoming_stack_boundary): Likewise.
12192 (ix86_incoming_stack_boundary): Likewise.
12193 (ix86_can_eliminate): Likewise.
12194 (find_drap_reg): Likewise.
12195 (ix86_update_stack_boundary): Likewise.
12196 (ix86_get_drap_rtx): Likewise.
12197 (ix86_finalize_stack_realign_flags): Likewise.
12198 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
12199 (TARGET_GET_DRAP_RTX): Likewise.
12200 (override_options): Overide option value for new options.
12201 (ix86_function_ok_for_sibcall): Remove check for
12202 force_align_arg_pointer.
12203 (ix86_handle_cconv_attribute): Likewise.
12204 (ix86_function_regparm): Likewise.
12205 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
12206 (ix86_va_start): Replace virtual_incoming_args_rtx with
12207 crtl->args.internal_arg_pointer.
12208 (ix86_select_alt_pic_regnum): Check DRAP register.
12209 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
12210 (ix86_compute_frame_layout): Compute frame layout wrt stack
12211 realignment.
12212 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
12213 (ix86_expand_prologue): Decide if stack realignment is needed
12214 and generate prologue code accordingly.
12215 (ix86_expand_epilogue): Generate epilogue code wrt stack
12216 realignment is really needed or not.
12217
12218 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
12219 (ABI_STACK_BOUNDARY): Likewise.
12220 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
12221 (STACK_REALIGN_DEFAULT): Likewise.
12222 (INCOMING_STACK_BOUNDARY): Likewise.
12223 (MAX_STACK_ALIGNMENT): Likewise.
12224 (ix86_incoming_stack_boundary): Likewise.
12225 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
12226 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
12227 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
12228 (machine_function): Remove force_align_arg_pointer.
12229
12230 * config/i386/i386.md (BX_REG): New.
12231 (R13_REG): Likewise.
12232
12233 * config/i386/i386.opt (mforce_drap): New.
12234 (mincoming-stack-boundary): Likewise.
12235 (mstackrealign): Add Init(-1).
12236
12237 * config/i386/i386-protos.h (ix86_can_eliminate): New
12238
122392008-07-30 H.J. Lu <hongjiu.lu@intel.com>
12240
12241 * doc/extend.texi: Update force_align_arg_pointer.
12242
12243 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12244 -mstackrealign.
12245
12246 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12247 (INCOMING_STACK_BOUNDARY): Likewise.
12248 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12249 (TARGET_GET_DRAP_RTX): Likewise.
12250
122512008-07-30 Andreas Schwab <schwab@suse.de>
12252
12253 PR rtl-optimization/36929
12254 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12255 add_insn_before and fix argument order.
12256 (replace_inc_dec_mem): Handle NULL rtx.
12257
122582008-07-30 Andrew Jenner <andrew@codesourcery.com>
12259
12260 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12261 function.
12262 (arm_compute_initial_elimination_offset): Use it.
12263 (arm_compute_save_reg_mask): Include static chain save slot when
12264 calculating alignment.
12265 (arm_get_frame_offsets): Ditto.
12266 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12267 that we can use to decrement the stack when the stack decrement
12268 could be too big for an immediate value in a single insn.
12269 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12270
122712008-07-30 Richard Guenther <rguenther@suse.de>
12272
12273 PR tree-optimization/36967
12274 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12275 Release defs of statements we remove.
12276
122772008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12278
12279 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12280 instead of NULL_RTVEC.
12281
122822008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12283
12284 PR target/35866
12285
12286 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12287 vector modes.
12288
122892008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12290
12291 * final.c (call_from_call_insn): New.
12292 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12293
122942008-07-30 Paolo Bonzini <bonzini@gnu.org>
12295
12296 * configure.ac: Substitute ADA_CFLAGS.
12297 * configure: Regenerate.
12298 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12299 * Makefile.in: Remove mention of X_* variables.
12300 * config/pa/x-ada-hpux10: Remove.
12301 * config/pa/x-ada: Remove.
12302
12303 * doc/fragments.texi: Update.
12304
123052008-07-30 Olivier Hainque <hainque@adacore.com>
12306
12307 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12308 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12309 __dso_handle explicitly here.
12310
123112008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12312
12313 PR 34389
12314 * c-typeck.c (build_binary_op): Encapsulate code into...
12315 * c-common.c (shorten_binary_op): ...this new function.
12316 (conversion_warning): Use the new function. Handle non-negative
12317 constant in bitwise-and.
12318 * c-common.h (shorten_binary_op): Declare.
12319
123202008-07-30 Olivier Hainque <hainque@adacore.com>
12321
12322 * scan.c (make_sstring_space): Add explicit conversions of
12323 allocator's return value.
12324 * fix-header.c (recognized_function): Likewise.
12325
123262008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12327
12328 * doc/cpp.texi: Update to GFDL 1.2.
12329 * doc/gcc.texi: Do not list GPL as Invariant Section.
12330 * doc/gccint.texi: Likewise. Update copyright years.
12331 * doc/install.texi: Update copyright years.
12332
123332008-07-30 Alan Modra <amodra@bigpond.net.au>
12334
12335 PR target/36955
12336 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12337 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12338
123392008-07-29 Jan Hubicka <jh@suse.cz>
12340
12341 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12342 (grokdeclarator): Likewise.
12343 * langhooks.c (lhd_warn_unused_global_decl): Use
12344 DECL_DECLARED_INLINE_P.
12345 * print-tree.c (print_node): Remove DECL_INLINE check.
12346
123472008-07-29 Richard Guenther <rguenther@suse.de>
12348
12349 PR tree-optimization/36945
12350 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12352 Record invariant addresses un-decomposed.
12353 (copy_reference_ops_from_call): Record reference call
12354 arguments properly. Simplify.
12355 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12356 helper split out from ...
12357 (create_component_ref_by_pieces): ... here. Simplify.
12358 Prepare for recursive invocation for call arguments.
12359 (create_expression_by_pieces): Adjust call to
12360 create_component_ref_by_pieces.
12361 (compute_avail): Process operand 2 of reference ops.
12362
123632008-07-29 Richard Guenther <rguenther@suse.de>
12364
12365 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12366
123672008-07-29 Jakub Jelinek <jakub@redhat.com>
12368
12369 * c-format.c (check_format_types): Revert unwanted checkin.
12370
123712008-07-29 Jan Hubicka <jh@suse.cz>
12372
12373 * flags.h (flag_really_no_inline): Remove.
12374 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12375 * toplev.c (flag_really_no_inline): Remove.
12376 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12377 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12378 (cgraph_decide_inlining_incrementally): Likewise.
12379 (compute_inline_parameters): Likewise.
12380 * opts.c (decode_options): Simplify.
12381 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12382 * common.opt (finline): Initialize to 1.
12383 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12384
123852008-07-29 Jan Hubicka <jh@suse.cz>
12386
12387 * predict.c (always_optimize_for_size_p): New function.
12388 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12389 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12390 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12391 functions.
12392 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12393 * function.c (prepare_function_start): Set default profile.
12394 * function.h (rtl_data): Add maybe_hot_insn_p.
12395 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12396 (construct_exit_block): Likewise.
12397 (tree_expand_cfg): Likewise.
12398 * basic-block.h
12399 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12400 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12401 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12402 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12403 Declare.
12404
124052008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12406
12407 PR 34985
12408 * c-decl.c (merge_decls): Merge USED flags.
12409
124102008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12411
12412 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12413 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12414 next_stack, lab_false and lab_over trees.
12415
124162008-07-28 Richard Guenther <rguenther@suse.de>
12417
12418 PR tree-optimization/36957
12419 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12420 (useless_type_conversion_p): Remove.
12421 (types_compatible_p): Remove.
12422 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12423 (useless_type_conversion_p): Declare.
12424 (types_compatible_p): Declare.
12425 (gimple_expr_type): Return the base type only if it is
12426 trivially convertible to the subtype.
12427
124282008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12429
12430 * configure.ac: Use the m4_do macro to concatenate the warnings into
12431 one string in ACX_PROG_CC_WARNING_OPTS,
12432 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12433 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12434 * configure: Regenerate.
12435
124362008-07-28 Richard Guenther <rguenther@suse.de>
12437
12438 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12439 (insert_fake_stores): Remove.
12440 (realify_fake_stores): Likewise.
12441 (execute_pre): Remove dead code.
12442 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12443 (find_func_aliases): Deal with it here instead.
12444 Re-enable gcc_unreachable call.
12445
124462008-07-28 Richard Guenther <rguenther@suse.de>
12447
12448 Merge from gimple-tuples-branch.
12449
12450 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12451 * gimple.def: New file.
12452 * gsstruct.def: Likewise.
12453 * gimple-iterator.c: Likewise.
12454 * gimple-pretty-print.c: Likewise.
12455 * tree-gimple.c: Removed. Merged into ...
12456 * gimple.c: ... here. New file.
12457 * tree-gimple.h: Removed. Merged into ...
12458 * gimple.h: ... here. New file.
12459
12460 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12461 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12462 --enable-checking=gimple flag.
12463 * config.in: Likewise.
12464 * configure: Regenerated.
12465
12466 * tree-ssa-operands.h: Tuplified.
12467 * tree-vrp.c: Likewise.
12468 * tree-loop-linear.c: Likewise.
12469 * tree-into-ssa.c: Likewise.
12470 * tree-ssa-loop-im.c: Likewise.
12471 * tree-dump.c: Likewise.
12472 * tree-complex.c: Likewise.
12473 * cgraphbuild.c: Likewise.
12474 * tree-ssa-threadupdate.c: Likewise.
12475 * tree-ssa-loop-niter.c: Likewise.
12476 * tree-pretty-print.c: Likewise.
12477 * tracer.c: Likewise.
12478 * gengtype.c: Likewise.
12479 * tree-loop-distribution.c: Likewise.
12480 * tree-ssa-loop-unswitch.c: Likewise.
12481 * cgraph.c: Likewise.
12482 * cgraph.h: Likewise.
12483 * tree-ssa-loop-manip.c: Likewise.
12484 * value-prof.c: Likewise.
12485 * tree-ssa-loop-ch.c: Likewise.
12486 * tree-tailcall.c: Likewise.
12487 * value-prof.h: Likewise.
12488 * tree.c: Likewise.
12489 * tree.h: Likewise.
12490 * tree-pass.h: Likewise.
12491 * ipa-cp.c: Likewise.
12492 * tree-scalar-evolution.c: Likewise.
12493 * tree-scalar-evolution.h: Likewise.
12494 * target.h: Likewise.
12495 * lambda-mat.c: Likewise.
12496 * tree-phinodes.c: Likewise.
12497 * diagnostic.h: Likewise.
12498 * builtins.c: Likewise.
12499 * tree-ssa-alias-warnings.c: Likewise.
12500 * cfghooks.c: Likewise.
12501 * fold-const.c: Likewise.
12502 * cfghooks.h: Likewise.
12503 * omp-low.c: Likewise.
12504 * tree-ssa-dse.c: Likewise.
12505 * ipa-reference.c: Likewise.
12506 * tree-ssa-uncprop.c: Likewise.
12507 * toplev.c: Likewise.
12508 * tree-gimple.c: Likewise.
12509 * tree-gimple.h: Likewise.
12510 * tree-chrec.c: Likewise.
12511 * tree-chrec.h: Likewise.
12512 * tree-ssa-sccvn.c: Likewise.
12513 * tree-ssa-sccvn.h: Likewise.
12514 * cgraphunit.c: Likewise.
12515 * tree-ssa-copyrename.c: Likewise.
12516 * tree-ssa-ccp.c: Likewise.
12517 * tree-ssa-loop-ivopts.c: Likewise.
12518 * tree-nomudflap.c: Likewise.
12519 * tree-call-cdce.c: Likewise.
12520 * ipa-pure-const.c: Likewise.
12521 * c-format.c: Likewise.
12522 * tree-stdarg.c: Likewise.
12523 * tree-ssa-math-opts.c: Likewise.
12524 * tree-ssa-dom.c: Likewise.
12525 * tree-nrv.c: Likewise.
12526 * tree-ssa-propagate.c: Likewise.
12527 * ipa-utils.c: Likewise.
12528 * tree-ssa-propagate.h: Likewise.
12529 * tree-ssa-alias.c: Likewise.
12530 * gimple-low.c: Likewise.
12531 * tree-ssa-sink.c: Likewise.
12532 * ipa-inline.c: Likewise.
12533 * c-semantics.c: Likewise.
12534 * dwarf2out.c: Likewise.
12535 * expr.c: Likewise.
12536 * tree-ssa-loop-ivcanon.c: Likewise.
12537 * predict.c: Likewise.
12538 * tree-ssa-loop.c: Likewise.
12539 * tree-parloops.c: Likewise.
12540 * tree-ssa-address.c: Likewise.
12541 * tree-ssa-ifcombine.c: Likewise.
12542 * matrix-reorg.c: Likewise.
12543 * c-decl.c: Likewise.
12544 * tree-eh.c: Likewise.
12545 * c-pretty-print.c: Likewise.
12546 * lambda-trans.c: Likewise.
12547 * function.c: Likewise.
12548 * langhooks.c: Likewise.
12549 * ebitmap.h: Likewise.
12550 * tree-vectorizer.c: Likewise.
12551 * function.h: Likewise.
12552 * langhooks.h: Likewise.
12553 * tree-vectorizer.h: Likewise.
12554 * ipa-type-escape.c: Likewise.
12555 * ipa-type-escape.h: Likewise.
12556 * domwalk.c: Likewise.
12557 * tree-if-conv.c: Likewise.
12558 * profile.c: Likewise.
12559 * domwalk.h: Likewise.
12560 * tree-data-ref.c: Likewise.
12561 * tree-data-ref.h: Likewise.
12562 * tree-flow-inline.h: Likewise.
12563 * tree-affine.c: Likewise.
12564 * tree-vect-analyze.c: Likewise.
12565 * c-typeck.c: Likewise.
12566 * gimplify.c: Likewise.
12567 * coretypes.h: Likewise.
12568 * tree-ssa-phiopt.c: Likewise.
12569 * calls.c: Likewise.
12570 * tree-ssa-coalesce.c: Likewise.
12571 * tree.def: Likewise.
12572 * tree-dfa.c: Likewise.
12573 * except.c: Likewise.
12574 * except.h: Likewise.
12575 * cfgexpand.c: Likewise.
12576 * tree-cfgcleanup.c: Likewise.
12577 * tree-ssa-pre.c: Likewise.
12578 * tree-ssa-live.c: Likewise.
12579 * tree-sra.c: Likewise.
12580 * tree-ssa-live.h: Likewise.
12581 * tree-predcom.c: Likewise.
12582 * lambda.h: Likewise.
12583 * tree-mudflap.c: Likewise.
12584 * ipa-prop.c: Likewise.
12585 * print-tree.c: Likewise.
12586 * tree-ssa-copy.c: Likewise.
12587 * ipa-prop.h: Likewise.
12588 * tree-ssa-forwprop.c: Likewise.
12589 * ggc-page.c: Likewise.
12590 * c-omp.c: Likewise.
12591 * tree-ssa-dce.c: Likewise.
12592 * tree-vect-patterns.c: Likewise.
12593 * tree-ssa-ter.c: Likewise.
12594 * tree-nested.c: Likewise.
12595 * tree-ssa.c: Likewise.
12596 * lambda-code.c: Likewise.
12597 * tree-ssa-loop-prefetch.c: Likewise.
12598 * tree-inline.c: Likewise.
12599 * tree-inline.h: Likewise.
12600 * tree-iterator.c: Likewise.
12601 * tree-optimize.c: Likewise.
12602 * tree-ssa-phiprop.c: Likewise.
12603 * tree-vect-transform.c: Likewise.
12604 * tree-object-size.c: Likewise.
12605 * tree-outof-ssa.c: Likewise.
12606 * cfgloop.c: Likewise.
12607 * system.h: Likewise.
12608 * tree-profile.c: Likewise.
12609 * cfgloop.h: Likewise.
12610 * c-gimplify.c: Likewise.
12611 * c-common.c: Likewise.
12612 * tree-vect-generic.c: Likewise.
12613 * tree-flow.h: Likewise.
12614 * c-common.h: Likewise.
12615 * basic-block.h: Likewise.
12616 * tree-ssa-structalias.c: Likewise.
12617 * tree-switch-conversion.c: Likewise.
12618 * tree-ssa-structalias.h: Likewise.
12619 * tree-cfg.c: Likewise.
12620 * passes.c: Likewise.
12621 * ipa-struct-reorg.c: Likewise.
12622 * ipa-struct-reorg.h: Likewise.
12623 * tree-ssa-reassoc.c: Likewise.
12624 * cfgrtl.c: Likewise.
12625 * varpool.c: Likewise.
12626 * stmt.c: Likewise.
12627 * tree-ssanames.c: Likewise.
12628 * tree-ssa-threadedge.c: Likewise.
12629 * langhooks-def.h: Likewise.
12630 * tree-ssa-operands.c: Likewise.
12631 * config/alpha/alpha.c: Likewise.
12632 * config/frv/frv.c: Likewise.
12633 * config/s390/s390.c: Likewise.
12634 * config/m32c/m32c.c: Likewise.
12635 * config/m32c/m32c-protos.h: Likewise.
12636 * config/spu/spu.c: Likewise.
12637 * config/sparc/sparc.c: Likewise.
12638 * config/i386/i386.c: Likewise.
12639 * config/sh/sh.c: Likewise.
12640 * config/xtensa/xtensa.c: Likewise.
12641 * config/stormy16/stormy16.c: Likewise.
12642 * config/ia64/ia64.c: Likewise.
12643 * config/rs6000/rs6000.c: Likewise.
12644 * config/pa/pa.c: Likewise.
12645 * config/mips/mips.c: Likewise.
12646
126472008-07-28 Simon Baldwin <simonb@google.com>
12648
12649 * c-pragma.c (handle_pragma_message): New function.
12650 (init_pragma): Register handle_pragma_message.
12651 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12652 documentation.
12653
126542008-07-27 Victor Kaplansky <victork@il.ibm.com>
12655
12656 PR tree-optimization/35252
12657 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12658 REALPART_EXPR to be considered as same load operation.
12659
126602008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12661
12662 PR tree-optimization/36830
12663 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12664 (expressions_equal_p): Return false if only one operand is null.
12665
126662008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12667
12668 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12669 version requirements.
12670
126712008-07-26 Olivier Hainque <hainque@adacore.com>
12672
12673 * collect2.c (symkind): New enum. Symbol kinds we care about.
12674 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12675 code and head comment accordingly.
12676 (scan_prog_file): Use symkind names instead of bare integers.
12677
126782008-07-25 Jan Hubicka <jh@suse.cz>
12679
12680 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12681 DECL_INLINE.
12682 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12683 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12684 * dojump.c (clear_pending_stack_adjust): Likewise.
12685 * print-tree.c (print_node): Ignore DECL_INLINE.
12686 * tree-inline.c (inlinable_function_p): Likewise.
12687
126882008-07-25 Michael Meissner <gnu@the-meissners.org>
12689
12690 * doc/extend.texi (hot attribute): Document that the hot attribute
12691 turns on -O3 for some ports.
12692 (cold attribute): Document that the cold attribute turns on -Os
12693 for some ports
12694
12695 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12696 reflect function specific option support.
12697
12698 * target.h (struct target_option_hooks): Add fields to say whether
12699 the cold attribute implies -Os and the hot attribute implies -O3.
12700
12701 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12702 By default, do not turn on -Os for cold functions.
12703 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12704 not turn on -O3 for hot functions.
12705
12706 * c-common.c (handle_hot_attribute): Use target hook to determine
12707 if hot functions should enable -O3.
12708 (handle_cold_attribute): Use target hook to determine if cold
12709 functions should enable -Os.
12710
12711 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12712 (override_options): Move disable scheduling to
12713 optimization_options.
12714 (optimization_options): Disable scheduling here, not
12715 override_options.
12716 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12717 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12718
12719 * config/ia64/ia64.c (ia64_override_options): Move setting
12720 scheduling flags to ia64_optimization_options.
12721 (ia64_optimization_options): Disable scheduling options here, and
12722 not in ia64_override_options.
12723 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12724 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12725
127262008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12727
12728 PR target/36936
12729 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12730
127312008-07-25 Martin Jambor <mjambor@suse.cz>
12732
12733 PR tree-optimization/36926
12734 * ipa-prop.c (ipa_analyze_call_uses): Call
12735 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12736
127372008-07-25 Joseph Myers <joseph@codesourcery.com>
12738
12739 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12740 movv2si_internal): Add mem = reg alternative.
12741
127422008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12743
12744 PR bootstrap/36918
12745 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12746 DEFAULT_PCC_STRUCT_RETURN to 127.
12747
127482008-07-24 Jan Hubicka <jh@suse.cz>
12749
12750 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12751 (build_cgraph_edges): Likewise.
12752 * cgraph.c (cgraph_node): Do not update assembler hash.
12753 (cgraph_remove_node): Drop non-unit-at-a-time code.
12754 * tree-pass.h (pass_O0_always_inline): Remove.
12755 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12756 * toplev.c (process_options): Flag unit-at-a-time does not imply
12757 no section anchors.
12758 * cgraphunit.c: Update comments.
12759 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12760 (cgraph_assemble_pending_functions): Remove.
12761 (cgraph_reset_node): Drop non-unit-at-a-time code.
12762 (cgraph_finalize_function): Likewise.
12763 (cgraph_analyze_function): Likewise.
12764 (cgraph_finalize_compilation_unit): Likewise.
12765 (cgraph_expand_function): Likewise.
12766 (cgraph_optimize): Likesise.
12767 (save_inline_function_body): Likewise.
12768 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12769 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12770 * ipa-inline.c: Update comments.
12771 (enum inlining_mode): remove INLINE_SPEED.
12772 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12773 (cgraph_mark_inline_edge): Likewise.
12774 (try_inline): Likewise.
12775 (cgraph_decide_inlining_incrementally): Likewise.
12776 (cgraph_gate_inlining): Remove.
12777 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12778 (cgraph_gate_early_inlining): Likewise.
12779 (gate_inline_passes): Remove.
12780 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12781 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12782 pass_O0_always_inline): Remove.
12783 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12784 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12785 * opts.c (no_unit_at_a_time_default): Remove.
12786 (decode_options): Remove flag_unit_at_a_time reset and warning.
12787 * opts.h (no_unit_at_a_time_default): Remove.
12788 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12789 early in GNU dialect.
12790 (merge_decls): Update comment; drop unit-at-a-time check.
12791 (finish_decl): Likewise.
12792 (grok_declaration): Remove flag_inline_trees code.
12793 (finish_functions): Return on function returning non-void on all
12794 statics.
12795 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12796 * cfgexpand.c (expand_one_static_var): Remove.
12797 (expand_one_var): Remove expand_one_static_var call.
12798 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12799 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12800 and flag_unit_at_a-time compatibility checks.
12801 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12802 * tree-inline.c (flag_inline_trees): Remove.
12803 (inlinable_function_p): Don't check it.
12804 (expand_call_inline): Remove non-unit-at-a-time code.
12805 * tree-inline.h (flag_inline_trees): Remove.
12806 * tree-optimize.c (execute_early_local_optimizations): Remove
12807 unit-at-a-time checks.
12808 (tree_rest_of_compilation): Likewise.
12809 * combine.c (setup_incoming_promotions): Likewise.
12810 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12811 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12812 * passes.c (pass_inline_parameters): Update comments; remove
12813 O0_alwaysinline pass.
12814 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12815 (execute_one_pass): Likewise.
12816 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12817 (ix86_function_sseregparm): Likewise.
12818 * arm.c (arm_function_in_section_p): Likewise.
12819 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12820 * varpool.c: Update comments.
12821 (decide_is_variable_needed): Remove unit-at-a-time checks.
12822 (varpool_finalize_decl): Likewise.
12823
128242008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12825
12826 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12827 to 2 instead of -1.
12828 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12829
128302008-07-24 Kai Tietz <kai.tietz@onevision.com>
12831
12832 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12833 imp symbol extension.
12834
12835 2008-07-23 Ian Lance Taylor <iant@google.com>
12836
12837 * tree-vrp.c (infer_value_range): Ignore asm statements when
12838 looking for memory accesses for -fdelete-null-pointer-checks.
12839
128402008-07-24 Ben Elliston <bje@au.ibm.com>
12841
12842 * config/spu/spu-c.c (__vector_keyword): New variable.
12843 (vector_keyword): Likewise.
12844 (spu_categorize_keyword): New function.
12845 (spu_macro_to_expand): Likewise.
12846 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12847 compiling an ISO C dialect.
12848
128492008-07-24 Ben Elliston <bje@au.ibm.com>
12850
12851 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12852 conventional usage.
12853
128542008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12855
12856 * configure: Regenerate.
12857 * configure.ac: Require texinfo 4.7.
12858 * doc/install.texi: Document texinfo 4.7 requirement.
12859
128602008-07-23 Martin Jambor <mjambor@suse.cz>
12861
12862 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12863 rather than for DECL_SAVED_TREE.
12864 * ipa-prop.c: Include diagnostic.h.
12865 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12866 thoroughly.
12867 (ipa_detect_param_modifications): Function rewritten from scratch.
12868 (ipa_compute_jump_functions): Changed accesses to modification flags.
12869 (ipa_free_node_params_substructures): Update flags destruction.
12870 (ipa_node_duplication_hook): Update flags duplication.
12871 (ipa_print_all_params_modified): Updated flag access.
12872 * ipa-prop.h (struct ipa_param_flags): New structure.
12873 (struct ipa_node_params): New field modification_analysis_done,
12874 modified_flags changed into param_flags.
12875 (ipa_is_ith_param_modified): Changed to use new flags.
12876 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12877
12878 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12879 ipa-cp.c and split into two functions.
12880 (ipa_print_node_jump_functions): New function.
12881 (compute_scalar_jump_functions): New function.
12882 (type_like_member_ptr_p): New function.
12883 (compute_pass_through_member_ptrs): New function.
12884 (fill_member_ptr_cst_jump_function): New function.
12885 (determine_cst_member_ptr): New function.
12886 (compute_cst_member_ptr_arguments): New function.
12887 (ipa_compute_jump_functions): Complete rewrite.
12888 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12889 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12890 (struct ipa_member_ptr_cst): New structure.
12891 (union jump_func_value): New field member_cst.
12892 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12893 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12894 jump function types.
12895 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12896 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12897 instead of ipcp_print_all_jump_functions.
12898 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12899 only for replacable scalars.
12900
12901 * doc/invoke.texi (Optimize options): Add description of
12902 -findirect-inlining.
12903 * common.opt (flag_indirect_inlining): New flag.
12904 * opts.c (decode_options): Set flag_indirect_inlining when
12905 optimize >= 3.
12906
12907 * ipa-inline.c: Include ipa-prop.h.
12908 (inline_indirect_intraprocedural_analysis): New function.
12909 (inline_generate_summary): Allocate parameter and argument info
12910 structures, call inline_indirect_intraprocedural_analysis on each
12911 node when doing indirect inlining and deallocate indirect inlining
12912 data structures in the end.
12913 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12914 (free_all_ipa_structures_after_iinln): New function.
12915 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12916 done.
12917 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12918
12919 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12920 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12921 of computing the frequency separately.
12922 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12923 of computing the frequency separately.
12924 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12925 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12926 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12927 (ipa_get_stmt_member_ptr_load_param): New function.
12928 (ipa_is_ssa_with_stmt_def): New function.
12929 (ipa_note_param_call): New function.
12930 (ipa_analyze_call_uses): New function.
12931 (ipa_analyze_stmt_uses): New function.
12932 (ipa_analyze_params_uses): New function.
12933 (ipa_free_node_params_substructures): Also free the param_calls linked
12934 list.
12935 (ipa_node_duplication_hook): Also duplicate the param_calls
12936 linked list.
12937 (ipa_print_node_param_flags): New function.
12938 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12939 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12940 * ipa-prop.h (struct ipa_param_flags): New field called.
12941 (struct ipa_param_call_note): New structure.
12942 (struct ipa_node_params): New fields param_calls and
12943 uses_analysis_done.
12944 (ipa_is_ith_param_called): New function.
12945 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12946 ipa_analyze_params_uses and dump parameter flags.
12947
12948 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12949 ipa_propagate_indirect_call_infos if performing indirect inlining,
12950 pass a new parameter new_edges to it.
12951 (add_new_edges_to_heap): New fucntion.
12952 (cgraph_decide_inlining_of_small_functions): New vector
12953 new_indirect_edges for newly found indirect edges , call
12954 ipa_propagate_indirect_call_infos after inlining.
12955 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12956 inlining if performing indirect inlining. Call
12957 free_all_ipa_structures_after_iinln when doing so too.
12958 (inline_generate_summary): Do not call
12959 free_all_ipa_structures_after_iinln here.
12960 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12961 (print_edge_addition_message): New function.
12962 (update_call_notes_after_inlining): New function.
12963 (propagate_info_to_inlined_callees): New function.
12964 (ipa_propagate_indirect_call_infos): New function.
12965 * ipa-prop.h: Include cgraph.h
12966 (struct ipa_param_call_note): Fields reordered, new field processed.
12967 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12968 flag indirect_call.
12969 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12970 rediscovered call statements.
12971 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12972 (dump_cgraph_node): Dump also the indirect_call flag.
12973 (cgraph_clone_edge): Copy also the indirect_call flag.
12974 * tree-inline.c (copy_bb): Do not check for fndecls from call
12975 expressions, check for edge availability when moving clones.
12976 (get_indirect_callee_fndecl): New function.
12977 (expand_call_inline): If callee declaration is not apprent from
12978 the statement, try calling get_indirect_callee_fndecl. Do not
12979 issue warnings or call sorry when not inlinings an indirect edge.
12980 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12981
12982 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12983 bit more frandly to matching.
12984 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12985 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12986 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12987
129882008-07-23 Michael Meissner <gnu@the-meissners.org>
12989
12990 PR 36907
12991 * opth-gen.awk: Suppress function specific features when building
12992 target libraries.
12993 * optc-gen.awk: Ditto.
12994
129952008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12996
12997 PR 35058
12998 * diagnostic.c (pedwarn): Add opt parameter.
12999 (pedwarn0): New.
13000 * c-tree.h (pedwarn_init): Add opt parameter.
13001 (pedwarn_c90): Likewise.
13002 (pedwarn_c99): Likewise.
13003 * c-errors.c (pedwarn_c99): Likewise.
13004 (pedwarn_c90): Likewise.
13005 * toplev.h (pedwarn): Update declaration.
13006 (pedwarn0): Declare.
13007 * c-lex.c: All calls to pedwarn changed.
13008 * builtins.c: All calls to pedwarn changed.
13009 * toplev.c: All calls to pedwarn changed.
13010 * c-decl.c: All calls to pedwarn changed.
13011 * c-typeck.c: All calls to pedwarn changed.
13012 * c-common.c: All calls to pedwarn changed.
13013 * c-parser.c: All calls to pedwarn changed.
13014
130152008-07-23 Michael Meissner <gnu@the-meissners.org>
13016 Karthik Kumar <karthikkumar@gmail.com>
13017
13018 * attribs.c (file scope): Include c-common.h.
13019 (decl_attributes): Add support for #pragma GCC optimize and
13020 #pragma GCC option.
13021
13022 * targhooks.c (default_can_inline_p): New function that is the
13023 default for the TARGET_CAN_INLINE_P target hook.
13024
13025 * targhooks.h (default_can_inline_p): Add declaration.
13026
13027 * tree.c (cl_optimization_node): New static tree for building
13028 OPTIMIZATION_NODE tree.
13029 (cl_target_option_node): New static tree for building
13030 TARGET_OPTION_NODE tree.
13031 (cl_option_hash_table): New hash table for hashing
13032 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13033 (cl_option_hash_hash): New function to provide the hash value for
13034 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13035 (cl_option_hash_eq): New function to provide an equality test for
13036 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
13037 (tree_code_size): Add support for OPTIMIZATION_NODE and
13038 TARGET_OPTION_NODE trees.
13039 (tree_code_structure): Add support for OPTIMIZATION_NODE and
13040 TARGET_OPTION_NODE trees.
13041 (build_optimization_node): Build a tree that has all of the
13042 current optimization options.
13043 (build_target_option_node): Build a tree that has the target
13044 options that might be changed on a per function basis.
13045
13046 * tree.h (file scope): Include options.h.
13047 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
13048 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13049 (TREE_OPTIMIZATION): Ditto.
13050 (TREE_TARGET_SPECIFIC): Ditto.
13051 (struct tree_function_decl): Add fields for remembering the
13052 current optimization options and target specific options.
13053 (struct tree_optimization_option): New tree variant that remembers
13054 the optimization options.
13055 (struct tree_target_option): New tree variant that remembers the
13056 target specific flags that might change for compiling a particular
13057 function.
13058 (union tree_node): Include tree_optimization_option and
13059 tree_target_option fields.
13060 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
13061 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
13062 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
13063 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
13064 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
13065 optimization and target options.
13066 (optimization_default_node): New macro to refer to global_trees
13067 field.
13068 (optimization_current_node): Ditto.
13069 (optimization_cold_node): Ditto.
13070 (optimization_hot_node): Ditto.
13071 (target_option_default_node): Ditto.
13072 (target_option_current_node): Ditto.
13073 (current_option_pragma): Ditto.
13074 (current_optimize_pragma): Ditto.
13075
13076 * target.h (struct gcc_target): Add valid_option_attribute_p,
13077 target_option_save, target_option_restore, target_option_print,
13078 target_option_pragma_parse, and can_inline_p hooks.
13079
13080 * toplev.h (parse_optimize_options): Add declaration.
13081 (fast_math_flags_struct_set_p): Ditto.
13082
13083 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
13084 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
13085 optimize is used.
13086
13087 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
13088 tree_can_inline_p hook to see if one function can inline another.
13089 (cgraph_decide_inlining): Ditto.
13090 (cgraph_decide_inlining_incrementally): Ditto.
13091
13092 * opts.c (decode_options): Add support for running multiple times
13093 to allow functions with different target or optimization options
13094 than was specified on the command line.
13095 (fast_math_flags_struct_set_p): New function that is similar to
13096 fast_math_flags_set_p, except it uses the values in the
13097 cl_optimization structure instead of global variables.
13098
13099 * optc-gen.awk: Add support for TargetSave to allow a back end to
13100 declare new fields that need to be saved when using function
13101 specific options. Include flags.h and target.h in the options.c
13102 source. Add support for Save to indicate which options can be set
13103 for individual functions. Generate cl_optimize_save,
13104 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
13105 cl_target_option_restore, cl_target_option_print functions to
13106 allow functions to use different optimization or target options.
13107
13108 * opt-functions.awk (var_type_struct): Return the type used for
13109 storing the field in a structure.
13110
13111 * opth-gen.awk: Add support for TargetSave to allow a back end to
13112 declare new fields that need to be saved when using function
13113 specific options. Add support for Save to indicate which options
13114 can be set for individual functions. Only generate one extern for
13115 Mask fields. Generate cl_optimization and cl_target_option
13116 structures to remember optimization and target options.
13117
13118 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
13119 collecting new tree nodes.
13120 (TS_TARGET_OPTION): Ditto.
13121
13122 * c-decl.c (merge_decls): Merge function specific target and
13123 optimization options.
13124
13125 * function.c (invoke_set_current_function_hook): If the function
13126 uses different optimization options, change the global variables
13127 to reflect this.
13128
13129 * coretypes.h (struct cl_optimization): Add forward reference.
13130 (struct cl_target_option): Ditto.
13131
13132 * c-pragma.c (option_stack): New static vector to remember the
13133 current #pragma GCC option stack.
13134 (handle_pragma_option): New function to support #pragma GCC option
13135 to change target options.
13136 (optimize_stack): New static vector to remember the current
13137 #pragma GCC optimize stack.
13138 (handle_pragma_optimize): New function to support #pragma GCC
13139 optimize to change optimization options.
13140 (init_pragma): Add support for #pragma GCC optimize and #pragma
13141 GCC option.
13142
13143 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
13144 optimization options.
13145 (TARGET_OPTION_NODE): New tree code for remembering certain target
13146 options.
13147
13148 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
13149 TARGET_OPTION_NODE trees.
13150
13151 * common.opt (-O): Add Optimization flag.
13152 (-Os): Ditto.
13153 (-fmath-errno): Ditto.
13154 (-falign-functions): Add UInteger flag to make sure flag gets full
13155 int in cl_optimization structure.
13156 (-falign-jumps): Ditto.
13157 (-falign-labels): Ditto.
13158 (-falign-loops): Ditto.
13159 (-fsched-stalled-insns): Ditto.
13160 (-fsched-stalled-insns-dep): Ditto.
13161
13162 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
13163 definition.
13164 (TARGET_OPTION_SAVE): Ditto.
13165 (TARGET_OPTION_RESTORE): Ditto.
13166 (TARGET_OPTION_PRINT): Ditto.
13167 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13168 (TARGET_CAN_INLINE_P): Ditto.
13169 (TARGET_INITIALIZER): Add new hooks.
13170
13171 * tree-inline.c (tree_can_inline_p): New function to determine
13172 whether one function can inline another. Check if the functions
13173 use compatible optimization options, and also call the backend
13174 can_inline_p hook.
13175
13176 * tree-inline.h (tree_can_inline_p): Add declaration.
13177
13178 * c-common.c (c_common_attribute): Add support for option and
13179 optimize attributes.
13180 (handle_option_attribute): Add support for the option attribute to
13181 allow the user to specify different target options for compiling a
13182 specific function.
13183 (handle_optimize_attribute): Add support for the optimize
13184 attribute to allow the user to specify different optimization
13185 options for compiling a specific function.
13186 (handle_hot_attribute): Turn on -O3 optimization for this one
13187 function if it isn't the default optimization level.
13188 (handle_cold_attribute): Turn on -Os optimization for this one
13189 function if it insn't the default optimization.
13190 (const_char_p): New const char * typedef.
13191 (optimize_args): New static vector to remember the optimization
13192 arguments.
13193 (parse_optimize_options): New function to set up the optimization
13194 arguments from either the optimize attribute or #pragma GCC optimize.
13195
13196 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
13197 (builtin_define_std): Ditto.
13198
13199 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
13200 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
13201 (x86_64-*-*): Ditto.
13202
13203 * Makefile.in (TREE_H): Add options.h.
13204 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
13205
13206 * doc/extend.texi (option attribute): Document new attribute.
13207 (optimize attribute): Ditto.
13208 (hot attribute): Document hot attribute sets -O3.
13209 (cold attribute): Document cold attribute sets -Os.
13210 (#pragma GCC option): Document new pragma.
13211 (#pragma GCC optimize): Ditto.
13212
13213 * doc/options.texi (TargetSave): Document TargetSave syntax.
13214 (UInteger): Document UInteger must be used for certain flags.
13215 (Save): Document Save option to create target specific options
13216 that can be saved/restored on a function specific context.
13217
13218 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
13219 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
13220
13221 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
13222 (TARGET_OPTION_SAVE): Ditto.
13223 (TARGET_OPTION_RESTORE): Ditto.
13224 (TARGET_OPTION_PRINT): Ditto.
13225 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
13226 (TARGET_CAN_INLINE_P): Ditto.
13227
13228 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
13229 -mfpmath=sse,387.
13230 (-mfpmath=both): Ditto.
13231
132322008-07-23 Michael Meissner <gnu@the-meissners.org>
13233 Karthik Kumar <karthikkumar@gmail.com>
13234
13235 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
13236 (TARGET_POPCNT): Ditto.
13237 (TARGET_SAHF): Ditto.
13238 (TARGET_AES): Ditto.
13239 (TARGET_PCLMUL): Ditto.
13240 (TARGET_CMPXCHG16B): Ditto.
13241 (TARGET_RECIP): Move switch into target_flags.
13242 (TARGET_FUSED_MADD): Ditto.
13243 (ix86_arch_features): Make an unsigned char type.
13244 (ix86_tune_features): Ditto.
13245 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13246 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13247 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13248
13249 * config/i386/i386.opt (arch): New TargetSave field to define
13250 fields that need to be saved for function specific option support.
13251 (tune): Ditto.
13252 (fpmath): Ditto.
13253 (branch_cost): Ditto.
13254 (ix86_isa_flags_explicit): Ditto.
13255 (tune_defaulted): Ditto.
13256 (arch_specified): Ditto.
13257 (-m128-long-double): Add Save flag to save option for target
13258 specific option support.
13259 (-m80387): Ditto.
13260 (-maccumulate-outgoing-args): Ditto.
13261 (-malign-double): Ditto.
13262 (-malign-stringops): Ditto.
13263 (-mfancy-math-387): Ditto.
13264 (-mhard-float): Ditto.
13265 (-mieee-fp): Ditto.
13266 (-minline-all-stringops): Ditto.
13267 (-minline-stringops-dynamically): Ditto.
13268 (-mms-bitfields): Ditto.
13269 (-mno-align-stringops): Ditto.
13270 (-mno-fancy-math-387): Ditto.
13271 (-mno-push-args): Ditto.
13272 (-mno-red-zone): Ditto.
13273 (-mpush-args): Ditto.
13274 (-mred-zone): Ditto.
13275 (-mrtd): Ditto.
13276 (-msseregparm): Ditto.
13277 (-mstack-arg-probe): Ditto.
13278 (-m32): Ditto.
13279 (-m64): Ditto.
13280 (-mmmx): Ditto.
13281 (-m3dnow): Ditto.
13282 (-m3dnowa): Ditto.
13283 (-msse): Ditto.
13284 (-msse2): Ditto.
13285 (-msse3): Ditto.
13286 (-msse4.1): Ditto.
13287 (-msse4.2): Ditto.
13288 (-msse4): Ditto.
13289 (-mno-sse4): Ditto.
13290 (-msse4a): Ditto.
13291 (-msse5): Ditto.
13292 (-mrecip): Move flag into target_flags.
13293 (-mcld): Ditto.
13294 (-mno-fused-madd): Ditto.
13295 (-mfused-madd): Ditto.
13296 (-mabm): Move flag into ix86_isa_flags.
13297 (-mcx16): Ditto.
13298 (-mpopcnt): Ditto.
13299 (-msahf): Ditto.
13300 (-maes): Ditto.
13301 (-mpclmul): Ditto.
13302
13303 * config/i386/i386-c.c: New file for #pragma support.
13304 (ix86_target_macros_internal): New function to #define or #undef
13305 target macros based when the user uses the #pragma GCC option to
13306 change target options.
13307 (ix86_pragma_option_parse): New function to add #pragma GCC option
13308 support.
13309 (ix86_target_macros): Move defining the target macros here from
13310 TARGET_CPU_CPP_BUILTINS in i386.h.
13311 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13312 defined, initialize any subtarget #pragmas.
13313
13314 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13315 REGISTER_TARGET_PRAGMAS.
13316
13317 * config/i386/t-i386: New file for x86 dependencies.
13318 (i386.o): Make dependencies mirror the include files used.
13319 (i386-c.o): New file, add dependencies.
13320
13321 * config/i386/i386-protos.h (override_options): Add bool argument.
13322 (ix86_valid_option_attribute_tree): Add declaration.
13323 (ix86_target_macros): Ditto.
13324 (ix86_register_macros): Ditto.
13325
13326 * config/i386/i386.c (ix86_tune_features): Move initialization of
13327 the target masks to initial_ix86_tune_features to allow functions
13328 to have different target options. Make type unsigned char,
13329 instead of unsigned int.
13330 (initial_ix86_tune_features): New static vector to hold processor
13331 masks for the tune variables.
13332 (ix86_arch_features): Move initialization of the target masks to
13333 initial_ix86_arch_features to allow functions to have different
13334 target options. Make type unsigned char, instead of unsigned int.
13335 (initial_ix86_arch_features): New static vector to hold processor
13336 masks for the arch variables.
13337 (enum ix86_function_specific_strings): New enum to describe the
13338 string options used for attribute((option(...))).
13339 (ix86_target_string): New function to return a string that
13340 describes the target options.
13341 (ix86_debug_options): New function to print the current options in
13342 the debugger.
13343 (ix86_function_specific_save): New function hook to save the
13344 function specific global variables in the cl_target_option structure.
13345 (ix86_function_specific_restore): New function hook to restore the
13346 function specific variables from the cl_target_option structure to
13347 the global variables.
13348 (ix86_function_specific_print): New function hook to print the
13349 target specific options in the cl_target_option structure.
13350 (ix86_valid_option_attribute_p): New function hook to validate
13351 attribute((option(...))) arguments.
13352 (ix86_valid_option_attribute_tree): New function that is common
13353 code between attribute((option(...))) and #pragma GCC option
13354 support that parses the options and returns a tree holding the options.
13355 (ix86_valid_option_attribute_inner_p): New helper function for
13356 ix86_valid_option_attribute_tree.
13357 (ix86_can_inline_p): New function hook to decide if one function
13358 can inline another on a target specific basis.
13359 (ix86_set_current_function); New function hook to switch target
13360 options if the user used attribute((option(...))) or #pragma GCC
13361 option.
13362 (ix86_tune_defaulted): Move to static file scope from
13363 override_options.
13364 (ix86_arch_specified): Ditto.
13365 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13366 ix86_isa_flags.
13367 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13368 (OPTION_MASK_ISA_ABM_SET): Ditto.
13369 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13370 (OPTION_MASK_ISA_CX16_SET): Ditto.
13371 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13372 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13373 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13374 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13375 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13376 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13377 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13378 (struct ptt): Move to static file scope from override_options.
13379 (processor_target_table): Ditto.
13380 (cpu_names): Ditto.
13381 (ix86_handle_option): Add support for options that are now isa options.
13382 (override_options): Add support for declaring functions that
13383 support different target options than were specified on the
13384 command line. Move struct ptt, processor_target_table, cpu_names,
13385 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13386 Add bool argument. Fix up error messages so the appropriate error
13387 is given for either command line or attribute.
13388 (ix86_previous_fndecl): New static to remember previous function
13389 declaration to see if we need to change target options.
13390 (ix86_builtins_isa): New array to record the ISA of each builtin
13391 function.
13392 (def_builtin): Always create the builtin function, even if the
13393 current ISA doesn't support it.
13394 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13395 tests for those builtins.
13396 (ix86_init_builtins): Remove TARGET_MMX test for calling
13397 ix86_init_mmx_sse_builtins.
13398 (ix86_expand_builtin): If the current ISA doesn't support a given
13399 builtin, signal an error.
13400 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13401 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13402 (TARGET_OPTION_SAVE): Ditto.
13403 (TARGET_OPTION_RESTORE): Ditto.
13404 (TARGET_OPTION_PRINT): Ditto.
13405 (TARGET_CAN_INLINE_P): Ditto.
13406
134072008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13408
13409 * c-typeck.c (build_external_ref): Don't call assemble_external.
13410 * final.c (output_operand): Call assemble_external.
13411
134122008-07-21 DJ Delorie <dj@redhat.com>
13413
13414 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13415 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13416
134172008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13418
13419 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13420 original insn and splitter contents into ...
13421 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13422 flag_unsafe_math_optimizations. Add dummy scratch register.
13423 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13424 !flag_unsafe_math_optimizations. Returns number with next
13425 highest magnitude if this is still less or equal to the true
13426 quotient in magnitude.
13427
134282008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13429
13430 * Makefile.in: Replace toplev.h with TOPLEV_H.
13431 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13432 * c-lex.c (fe_file_change): Don't set in_system_header.
13433 * c-parser.c (c_token): Remove in_system_header.
13434 (c_lex_one_token): Don't set in_system_header.
13435 (c_parser_set_source_position_from_token): Don't set in_system_header.
13436 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13437 diagnostic_info.
13438 (warning_at): New.
13439 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13440 * flags.h (in_system_header): Remove.
13441 * function.c (saved_in_system_header): Remove.
13442 (push_cfun): Don't set in_system_header.
13443 (pop_cfun): Don't set in_system_header.
13444 (push_struct_function): Don't set in_system_header.
13445 * input.h (expanded_location): Add sysp.
13446 (in_system_header_at): New.
13447 (in_system_header): New.
13448 * toplev.c (in_system_header): Remove.
13449 * toplev.h: Include input.h
13450 (warning_at): New.
13451 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13452 * tree-ssa.c (warn_uninit): Call warning_at.
13453 (warn_uninitialized_var): Update calls to warn_uninit.
13454 (warn_uninitialized_phi): Update calls to warn_uninit.
13455 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13456 (expand_location): Initialize xloc.sysp.
13457 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13458 (tree_decl_with_vis): Remove in_system_header_flag.
13459
134602008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13461
13462 PR target/36822
13463 * recog.c (asm_operand_ok): Change the order of the extra
13464 memory constraint checks.
13465
134662008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13467
13468 PR tree-opt/36879
13469 * tree-switch-conversion.c (build_one_array): Call
13470 varpool_mark_needed_node and varpool_finalize_decl
13471 instead of assemble_variable.
13472
134732008-07-19 Jan Hubicka <jh@suse.cz>
13474
13475 * cgraph.c (cgraph_add_new_function): Do early local passes.
13476 * tree-nrv.c (gate_pass_return_slot): New gate.
13477 (pass_nrv): Add the gate.
13478 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13479 functions.
13480 (coalesce_ssa_name): Coalesce SSA names.
13481 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13482 not optimizing so unused user vars remains visible.
13483 * common.opt (flag_tree_ter): Always enable by default.
13484 * tree-ssa-ter.c: Include flags.h
13485 (is_replaceable_p): Check that locations match; when aliasing
13486 is missing be conservative about loads.
13487 * tree-optimize.c (gate_init_datastructures): Remove.
13488 (pass_init_datastructures): New.
13489 * passes.c: Reorder passes so we always go into SSA.
13490
134912008-07-19 Jan Hubicka <jh@suse.cz>
13492
13493 * doc/extend.texi (flatten attribute): Remove note about
13494 unit-at-a-time.
13495 * doc/invoke.texi (--combine): Likewise.
13496 (-finline-functions-called-once): Update levels when enabled.
13497 (-funit-at-a-time): Document new behaviour.
13498 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13499 -fno-section-anchors when disabled explicitly.
13500 (inline params): They are not ignored now.
13501 (precompiled headers): Remove unit-at-a-time as being incompatible.
13502 * opts.c (decode_options): Handle unit-at-a-time as alias;
13503 imply -fno-section-anchors when toplevel reorder is disabled
13504 explicitly.
13505 * common.opt (ftoplevel-reorder): Set default value to 2.
13506 (funit-at-a-time): Set default value to 1.
13507 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13508 to 2.
13509
135102008-07-19 Jan Hubicka <jh@suse.cz>
13511
13512 * builtins.c (expand_builtin_int_roundingfn,
13513 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13514 it is not useful.
13515
135162008-07-19 Richard Guenther <rguenther@suse.de>
13517
13518 PR bootstrap/36864
13519 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13520 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13521 * tree-ssa-pre.c (get_expr_value_id): For newly created
13522 constant value-ids make sure to add the expression to its
13523 expression-set.
13524
135252008-07-19 Jakub Jelinek <jakub@redhat.com>
13526
13527 PR middle-end/36877
13528 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13529 return value of the builtin is ignored.
13530
135312008-07-19 Olivier Hainque <hainque@adacore.com>
13532
13533 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13534 bits, a C conformant malloc implementation has to provide.
13535 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13536
135372008-07-19 Joseph Myers <joseph@codesourcery.com>
13538
13539 PR target/36780
13540 PR target/36827
13541 * reload.c (find_reloads_subreg_address): Only reload address if
13542 reloaded == 0, not for reloaded != 1.
13543
13544 Revert:
13545 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13546 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13547 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13548 m32c_legitimize_reload_address.
13549
13550 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13551 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13552 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13553
135542008-07-19 Olivier Hainque <hainque@adacore.com>
13555
13556 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13557 argument, saying whether nested array are to be collapsed
13558 into a single array type DIE with multiple subscripts.
13559 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13560 issues, centralize the nested array types collapsing control and
13561 disable the transformation for Ada.
13562
135632008-07-18 Uros Bizjak <ubizjak@gmail.com>
13564
13565 PR target/36786
13566 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13567 x86_64_shift_adj.
13568 (x86_64_shift_adj_2): New expander.
13569 (x86_64_shift_adj_3): Ditto.
13570 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13571 to split TImode operands.
13572 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13573 (ix86_split_lshr): Ditto.
13574
135752008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13576
13577 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13578 and __CHAR32_TYPE__.
13579 * c-typeck.c (digest_init): Support char16_t and char32_t.
13580 (set_nonincremental_init_from_string): Idem.
13581
135822008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13583
13584 PR middle-end/36859
13585 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13586 PREFERRED_STACK_BOUNDARY.
13587 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13588
135892008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13590
13591 PR middle-end/36858
13592 * function.c (locate_and_pad_parm): Cap boundary earlier.
13593
135942008-07-17 Julian Brown <julian@codesourcery.com>
13595
13596 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13597 no-op for targets which don't use DLLs.
13598
135992008-07-17 Martin Jambor <mjambor@suse.cz>
13600
13601 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13602 that nodes are relevant by examining the node->analyzed flag.
13603 (ipcp_init_stage): Check which nodes are relevant, assert that the
13604 relevant ones are also required.
13605 (ipcp_propagate_stage): Check on the side arrays are properly
13606 allocated.
13607 (ipcp_print_all_jump_functions): Make sure not to touch any node
13608 that is not analyzed or an edge that does not have a corresponding
13609 entry in the on-the-side vectors.
13610 (ipcp_function_scale_print): Likewise.
13611 (ipcp_update_callgraph): Check that the node is relevant.
13612 (ipcp_insert_stage): Check that the node is relevant. Check there is
13613 an info for every node and edge.
13614 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13615 (ipa_print_all_tree_maps): Likewise and a new variable info.
13616 (ipa_print_all_params_modified): Likewise.
13617 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13618
c95b2534 136192008-07-17 Roman Zippel <zippel@linux-m68k.org>
a5f061dc
RG
13620
13621 PR target/25343
13622 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13623
136242008-07-17 Paolo Bonzini <bonzini@gnu.org>
13625
13626 PR rtl-optimization/36753
13627 * fwprop.c (use_killed_between): Don't shortcut
13628 single-definition global registers.
13629
136302008-07-16 Jan Hubicka <jh@suse.cz>
13631
13632 * cgraph.h (varpool_empty_needed_queue): Declare.
13633 * cgraphunit.c (output_in_order): Mark all variables as needed;
13634 empty the queue.
13635 * varpool.c (varpool_assemble_node): Update debug queue.
13636 (varpool_assemble_pending_decls): Don't do it here.
13637 (varpool_empty_needed_queue): New function.
13638
136392008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13640
13641 * recog.c (peephole2_optimize): Fix formatting.
13642
136432008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13644
13645 * c-pch.c (get_ident): Avoid C++ keywords.
13646 * combine-stack-adj.c (single_set_for_csa): Likewise.
13647 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13648 output_asm_insn): Likewise.
13649 * reload.c (push_secondary_reload, find_reusable_reload,
13650 push_reload, combine_reloads, find_reloads,
13651 debug_reload_to_stream): Likewise.
13652 * reload.h (struct reload): Likewise.
13653 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13654 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13655 emit_output_reload_insns): Likewise.
13656 * targhooks.c (default_secondary_reload): Likewise.
13657 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13658
136592008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13660
13661 * recog.c (validate_change_1, validate_change,
13662 validate_unshare_change, validate_replace_rtx_1, struct
13663 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13664 keywords.
13665 * reload.c (push_secondary_reload, secondary_reload_class,
13666 scratch_reload_class, find_valid_class, find_reusable_reload,
13667 push_reload, find_dummy_reload, find_reloads_address_1,
13668 find_reloads_address_part, find_equiv_reg): Likewise.
13669 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13670 choose_reload_regs): Likewise.
13671 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13672 Likewise.
13673 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13674 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13675 * sched-rgn.c (concat_INSN_LIST): Likewise.
13676 * stor-layout.c (mode_for_size, mode_for_size_tree,
13677 smallest_mode_for_size): Likewise.
13678
136792008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13680
13681 * cfg.c (dump_reg_info): Avoid C++ keywords.
13682 * dwarf2asm.c (dw2_force_const_mem,
13683 dw2_asm_output_encoded_addr_rtx): Likewise.
13684 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13685 * expmed.c (expand_shift): Likewise.
13686 * global.c (find_reg): Likewise.
13687 * graph.c (draw_edge): Likewise.
13688 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13689 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13690 widen_clz, widen_bswap, expand_parity, expand_unop,
13691 emit_cmp_and_jump_insn_1): Likewise.
13692 * postreload.c (reload_cse_simplify_operands): Likewise.
13693 * ra.h (add_neighbor): Likewise.
13694 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13695 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13696 record_reg_classes, copy_cost, record_address_regs,
13697 invalid_mode_change_p): Likewise.
13698 * regrename.c (regrename_optimize, scan_rtx_reg,
13699 dump_def_use_chain, find_oldest_value_reg,
13700 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13701
137022008-07-16 David Edelsohn <edelsohn@gnu.org>
13703
13704 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13705 MASK_POWERPC64 for power4 in previous commit.
13706
137072008-07-16 Olivier Hainque <hainque@adacore.com>
13708
13709 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13710 instead of bare conversion to cast const-ness away.
13711
137122008-07-16 Anatoly Sokolov <aesok@post.ru>
13713
13714 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13715 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13716 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13717 (TARGET_FUNCTION_VALUE): Define.
13718
137192008-07-16 David Edelsohn <edelsohn@gnu.org>
13720
13721 * config/rs6000/rs6000.c (processor_target_table): Add
13722 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13723
137242008-07-16 Joseph Myers <joseph@codesourcery.com>
13725
13726 PR target/36827
13727 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13728 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13729 m32c_legitimize_reload_address.
13730
137312007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13732
13733 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13734 DECL_IN_SYSTEM_HEADER in sync.
13735
137362008-07-15 Daniel Berlin <dberlin@dberlin.org>
13737
13738 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13739 * tree-ssa-pre.c (pre_expr_eq): Ditto
13740 (get_constant_for_value_id): Take a type as an argument.
13741 (fully_constant_expression): Pass in type.
13742 (find_or_generate_expression): Short circuit constant case.
13743 (create_expression_by_pieces): Remove special casing of
13744 pointer_plus.
13745 (do_regular_insertion): Short circuit constant case.
13746 (do_partial_partial_insertion): Ditto.
13747
137482008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13749
13750 PR target/36782
13751 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13752
137532008-07-15 Bob Wilson <bob.wilson@acm.org>
13754
13755 * config/xtensa/libgcc-xtensa.ver: New file.
13756 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13757
137582008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13759
13760 * df-problems.c (df_set_note): Avoid C++ keywords.
13761 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13762 * dse.c (record_store, remove_useless_values): Likewise.
13763 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13764 gen_reg_rtx_offset, operand_subword, change_address_1,
13765 change_address, adjust_address_1, offset_address,
13766 widen_memory_access, emit_copy_of_insn_after): Likewise.
13767 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13768 * fwprop.c (should_replace_address, propagate_rtx_1,
13769 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13770 Likewise.
13771 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13772 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13773 * lcm.c (compute_insert_delete, pre_edge_lcm,
13774 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13775 * lower-subreg.c (resolve_reg_notes): Likewise.
13776 * mode-switching.c (optimize_mode_switching): Likewise.
13777
137782008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13779
13780 * bt-load.c (add_btr_def, migrate_btr_def,
13781 branch_target_load_optimize): Avoid C++ keywords.
13782 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13783 Likewise.
13784 * combine.c (subst, simplify_set, make_extraction,
13785 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13786 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13787 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13788
137892008-07-15 Richard Guenther <rguenther@suse.de>
13790
13791 PR middle-end/36369
13792 * c-common.c (strict_aliasing_warning): Do not warn for
13793 TYPE_REF_CAN_ALIAS_ALL pointers.
13794 (c_common_get_alias_set): may_alias types are not special.
13795 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13796 attribute and set can_ref_all accordingly.
13797 (build_reference_type_for_mode): Likewise.
13798 * doc/extend.texi (may_alias): Clarify.
13799
138002008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13801
13802 PR target/36780
13803 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13804 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13805
138062008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13807
13808 PR target/31568
13809 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13810 gcc_assert, instead call output_operand_lossage.
13811
138122008-07-15 Kai Tietz <kai.tietz@onevision.com>
13813
13814 * builtins.c (std_canonical_va_list): Treat structure based
13815 va_list types.
13816
138172008-07-15 Ben Elliston <bje@au.ibm.com>
13818
13819 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13820
138212007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13822
13823 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13824 is set.
13825
138262008-07-14 Jan Hubicka <jh@suse.cz>
13827
13828 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13829 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13830 fix predicates and constraints.
13831 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13832 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13833
138342008-07-14 Doug Kwan <dougkwan@google.com>
13835
13836 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13837 additional option file arm/eabi.opt.
13838 * config/arm/eabi.h (File): New configuration file for EABI targets.
13839 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13840 SUBSUBTARGET_EXTRA_SPECS.
13841 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13842 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13843 from STARTFILE_SPEC so that it can be referenced in an override.
13844 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13845 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13846 can be referenced in an override.
13847 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13848 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13849 so that it can be referenced in an override.
13850 (LINK_SPEC): Use BPABI_LINK_SPEC.
13851 * config/arm/eabi.opt (File): New.
13852
138532008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13854
13855 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13856 (FIXED_VALUE_H): New variable.
13857 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13858 input.h, fixed-value.h.
13859 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13860 (BASIC_BLOCK_H): Use $(BITMAP_H).
13861 (FUNCTION_H): Add varray.h.
13862 (IPA_REFERENCE_H): Use $(BITMAP_H).
13863 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13864 (DF_H): Use $(BITMAP_H).
13865 (GGC_H): Add statistics.h.
13866 (INSN_ADDR_H): New.
13867 (INSN_ATTR_H): Use it.
13868 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13869 (INPUT_H): New.
13870 (SYMTAB_H): Add $(OBSTACK_H).
13871 (CPP_INTERNAL_H): New.
13872 (TREE_DUMP_H): Add tree-pass.h.
13873 (TREE_FLOW_H): Use $(BITMAP_H)
13874 (PRETTY_PRINT_H): Use $(INPUT_H).
13875 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13876 (GSTAB_H): New.
13877 (BITMAP_H): New.
13878 (many object files): Fix lots of header dependencies throughout.
13879
138802008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13881
13882 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13883 New macros.
13884 (s-gtyp-input): Use them to write tmp-gi.list.
13885 (echo_to_gi.list): Remove.
13886
138872008-07-14 Richard Guenther <rguenther@suse.de>
13888
13889 * tree-ssa-sccvn.c (pre_info): Remove.
13890 (switch_to_PRE_table): Likewise.
13891 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13892 (set_hashtable_value_ids): Do not create value-ids for the
13893 optimistic tables.
13894 (run_scc_vn): Remove double test. Remove bogus special-case
13895 in value-number printing.
13896 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13897 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13898 SSA_NAME_VALUE.
13899 * tree-flow-inline.h (get_value_handle): Remove.
13900 * tree-flow.h (get_value_handle): Remove.
13901
139022008-07-14 Martin Jambor <mjambor@suse.cz>
13903
13904 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13905 in which we generate arithmetics is not a subrange.
13906
139072008-07-14 Martin Jambor <mjambor@suse.cz>
13908
13909 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13910
139112008-07-14 Richard Guenther <rguenther@suse.de>
13912
13913 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13914
139152008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13916
13917 PR target/36745
13918 * config/s390/s390.c (s390_secondary_reload): Add a secondary
13919 reload for symbol refs moved to r0 with -fPIC.
13920 (legitimize_pic_address): Use the target register as temporary
13921 reg if possible.
13922 (emit_symbolic_move): Adjust comment.
13923 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13924 New expanders.
13925
139262008-07-14 Ben Elliston <bje@au.ibm.com>
13927
13928 * c-common.h (C_CPP_HASHNODE): New macro.
13929 * coretypes.h (struct cpp_token): Forward declare.
13930 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13931 the context-sensitive keyword method.
13932 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13933 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13934 expand_bool_pixel): New.
13935 (altivec_categorize_keyword): New function.
13936 (init_vector_keywords): New function.
13937 (rs6000_macro_to_expand): Likewise.
13938 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13939 compiling an ISO C dialect.
13940
139412008-07-13 Daniel Berlin <dberlin@dberlin.org>
13942
13943 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13944 (create_expression_by_pieces): Fix typo.
13945 (do_regular_insertion): Use debug counter here too.
13946
139472008-07-14 Hans-Peter Nilsson <hp@axis.com>
13948
13949 PR target/35492.
13950 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13951 CONST_OK_FOR_LETTER_P. All port-local users changed.
13952 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13953 implement Kp matching power-of-two.
13954 (CONSTRAINT_LEN): Define to match.
13955 * config/cris/cris.md: Replace all use of constraint K with Kc.
13956 ("*btst*): Use Kp for operand 0 of last alternative.
13957
139582008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13959
13960 PR testsuite/36440
13961 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13962 and quad formats.
13963
139642008-07-13 Jan Hubicka <jh@suse.cz>
13965
13966 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13967 to be mangled too.
13968
139692008-07-13 Richard Guenther <rguenther@suse.de>
13970
13971 PR middle-end/36811
13972 * langhooks.c (lhd_print_error_function): Deal with recursive
13973 BLOCK trees.
13974
139752008-07-12 Jan Hubicka <jh@suse.cz>
13976
13977 * cgraph.c (assembler_name_hash): New static var.
13978 (hash_node_by_assembler_name, eq_assembler_name): New.
13979 (cgraph_node_for_asm): Use hashtable.
13980 (cgraph_remove_node): Maintain hashtable.
13981 (change_decl_assembler_name): Sanity check that names are not changing
13982 after aliasing was processed.
13983 * cgraph.h (varpoon_node): Add next GGC marker.
13984 * tree.c (decl_assembler_name_equal): Constify.
13985 (decl_assembler_name_hash): New.
13986 * tree.h (decl_assembler_name_equal): Constify.
13987 (decl_assembler_name_hash): Update.
13988
139892008-07-12 David Daney <ddaney@avtrex.com>
13990
13991 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13992 sb1 and r5000 cpus.
13993
139942008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13995
13996 * doc/md.texi: Document the MIPS "v" constraint.
13997 * config/mips/mips.h (reg_class): Revert last change.
13998 (REG_CLASS_NAMES): Likewise.
13999 (REG_CLASS_CONTENTS): Likewise.
14000 * config/mips/mips.c (mips_regno_to_class): Likewise.
14001 * config/mips/constraints.md (v): Likewise, but add documentation.
14002 Add a comment to say that this constraint should not be used in
14003 gcc code.
14004
140052008-07-11 DJ Delorie <dj@redhat.com>
14006
14007 * config/h8300/h8300.md (length): Fix branch offset limit.
14008
140092008-07-11 Anatoly Sokolov <aesok@post.ru>
14010
14011 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
14012 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
14013 (avr_hard_regno_scratch_ok): New function.
14014 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
14015 * config/avr/avr.md (all peepholes that request a scratch register):
14016 Remove avr_peep2_scratch_safe use.
14017
140182008-07-11 Tom Tromey <tromey@redhat.com>
14019 Ian Lance Taylor <iant@google.com>
14020
14021 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
14022 (struct c_common_resword): Define.
14023 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
14024 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
14025 (c_common_reswords, num_c_common_reswords): Declare.
14026 * c-common.c (c_common_reswords): New global const array.
14027 (num_c_common_reswords): New const int.
14028 * c-parser.c (struct resword, reswords): Don't define.
14029 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
14030 (c_parse_init): Clarify mask code. Use c_common_reswords rather
14031 than reswords. If warning about C++ keywords, give them a special
14032 RID code.
14033 (c_lex_one_token): Warn about C++ keywords. Call
14034 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
14035 (c_parser_external_declaration): Look for RID_xxx rather than
14036 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
14037 (c_parser_statement_after_labels): Likewise.
14038 (c_parser_objc_class_instance_variables): Likewise.
14039 (c_parser_objc_class_declaration): Likewise.
14040 (c_parser_objc_try_catch_statement): Likewise.
14041 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
14042 (declspecs_add_type): Likewise.
14043
140442008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
14045
14046 * ggc-page.c (alloc_page):
14047 Substituting xmalloc, xcalloc with
14048 XNEWVEC and XCNEWVAR macros which add the
14049 needed casts.
14050
140512008-07-11 Richard Guenther <rguenther@suse.de>
14052
14053 PR tree-optimization/36765
14054 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
14055 aliases from HEAP vars to SMTs.
14056
140572008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14058
14059 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
14060 * configure.ac (loose_warn): Move -Wc++-compat from here...
14061 (strict_warn): ...to here.
14062 * configure: Regenerate.
14063
140642008-07-10 Joseph Myers <joseph@codesourcery.com>
14065
14066 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
14067 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
14068 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
14069 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
14070 excluding more specific h8300-*-* and sh-*-* targets.
14071
140722008-07-10 Daniel Berlin <dberlin@dberlin.org>
14073
14074 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
14075 (eliminate): Ditto.
14076 (execute_pre): Call loop_optimizer_finalize in early exit.
14077
140782008-07-10 Jakub Jelinek <jakub@redhat.com>
14079
14080 PR middle-end/36790
14081 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
14082 uids in the bitmap, not just VAR_DECL uids.
14083
14084 PR rtl-optimization/36419
14085 * combine-stack-adj.c (adjust_frame_related_expr): New function.
14086 (combine_stack_adjustments_for_block): Call it if needed. Delete
14087 correct insn.
14088 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
14089 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
14090 prologue sp adjustment.
14091
140922008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
14093
14094 PR other/28322
14095 * opts.c (print_ignored_options): Report postponed diagnostics for
14096 unknown -Wno-* options as warnings, not errors.
14097 (postpone_unknown_option_error): Renamed to...
14098 (postpone_unknown_option_warning): ... this.
14099
141002008-07-09 Doug Kwan <dougkwan@google.com>
14101
14102 Revert:
14103 2008-07-08 Doug Kwan <dougkwan@google.com>
14104
14105 * config/arm/arm.opt (mandroid): New option.
14106 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14107 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14108 (CC1_SPEC): Same.
14109 (CC1PLUS_SPEC): Same.
14110 (LIB_SPEC): Same.
14111 (STARTFILE_SPEC): Same.
14112 (ENDFILE_SPEC): Same.
14113 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14114 used.
14115
141162008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
14117
14118 PR target/35802
14119 * config/mips/mips.h (reg_class): Remove V1_REG.
14120 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
14121 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
14122 instead of V1_REGS.
14123 (mips_get_tp): New function.
14124 (mips_legitimize_tls_address): Use it.
14125 * config/mips/constraints.md (v): Delete.
14126 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
14127 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
14128 After reload, split into a move and ...
14129 (*tls_get_tp_<mode>_split): ...this new instruction.
14130
141312008-07-09 David Daney <ddaney@avtrex.com>
14132
14133 * config/mips/driver-native.c: Include coretypes.h and tm.h.
14134
141352008-07-09 Jakub Jelinek <jakub@redhat.com>
14136
14137 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
14138 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
14139 Add c argument.
14140 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
14141 htab_delete should be called. Don't free c.
14142 (lookup_tmp_var): Create temp_htab lazily.
14143 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
14144 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
14145 callers.
14146 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
14147 lower_omp_ordered, lower_omp_critical, lower_omp_for,
14148 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
14149 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
14150 * tree-sra.c (generate_element_init): Likewise.
14151 * tree-mudflap.c (execute_mudflap_function_ops,
14152 execute_mudflap_function_decls): Likewise.
14153 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
14154 * tree-gimple.h (struct gimplify_ctx): New type.
14155 (push_gimplify_context): Adjust prototype.
14156
141572008-07-09 Daniel Berlin <dberlin@dberlin.org>
14158
14159 * tree-ssa-pre.c (phi_translate_1): Update placement of
14160 add_to_value calls.
14161
141622008-07-09 Anatoly Sokolov <aesok@post.ru>
14163
14164 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
14165 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
14166 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
14167 * targhooks.c (default_hard_regno_scratch_ok): New function.
14168 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
14169 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
14170 * recog.c: Include "target.h".
14171 (peep2_find_free_register): Add check for global regs. Add target
14172 specific check.
14173 * Makefile.in (recog.o): Depend on target.h.
14174
141752008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
14176
14177 * config/sh/sh.c (sh_canonical_va_list_type): New.
14178 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
14179
c95b2534 141802008-07-09 Raksit Ashok <raksit@google.com>
a5f061dc
RG
14181
14182 * doc/invoke.texi (Option Summary): Mention new option
14183 -Wdisallowed-function-list=...
14184 (Warning Options): Document -Wdisallowed-function-list=...
14185 * common.opt (Wdisallowed-function-list=): New flag.
14186 * flags.h (warn_disallowed_functions): External definition of new
14187 boolean warning flag.
14188 (warn_if_disallowed_function_p): Declare new function.
14189 * opts.c (warning_disallowed_functions): New static variable.
14190 (warn_disallowed_functions): New boolean warning flag.
14191 (warn_if_disallowed_function_p): New function.
14192 (add_comma_separated_to_vector): Rename
14193 add_instrument_functions_exclude_list to this.
14194 (common_handle_option): Handle new option. Rename calls to
14195 add_instrument_functions_exclude_list into calls to
14196 add_comma_separated_to_vector.
14197 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
14198 based on flag warn_disallowed_functions.
14199
142002008-07-09 Christian Bruel <christian.bruel@st.com>
14201
14202 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
14203 instead of get_attr_length.
14204
142052008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14206
14207 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
14208 keywords.
14209 * genemit.c (gen_insn): Likewise.
14210 * gengtype.c (note_def_vec): Likewise.
14211 * gengtype.h (note_def_vec): Likewise.
14212 * genoutput.c (struct data, output_insn_data, process_template,
14213 gen_expand, gen_split, note_constraint): Likewise.
14214 * genrecog.c (new_decision, add_to_sequence, factor_tests,
14215 make_insn_sequence): Likewise.
14216 * gensupport.c (record_insn_name): Likewise.
14217
142182008-07-08 Doug Kwan <dougkwan@google.com>
14219
14220 * config/arm/arm.opt (mandroid): New option.
14221 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
14222 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
14223 (CC1_SPEC): Same.
14224 (CC1PLUS_SPEC): Same.
14225 (LIB_SPEC): Same.
14226 (STARTFILE_SPEC): Same.
14227 (ENDFILE_SPEC): Same.
14228 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
14229 used.
14230
142312008-07-08 Raksit Ashok <raksit@google.com>
14232
14233 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
14234 (set_storage_via_setmem): Fix expected_align parameter.
14235 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
14236 missing from the list.
14237 * doc/md.texi (movmem): Explicitly state that expected alignment is
14238 to be expressed in bytes.
14239 (setmem): Explicitly state that expected alignment is to be expressed
14240 in bytes.
14241
142422008-07-08 Joseph Myers <joseph@codesourcery.com>
14243
14244 * reload.c (find_reloads_subreg_address): Do not require validity
14245 of address in original mode before reloading address.
14246
142472008-07-07 Tianwei Sheng <tianweis@google.com>
14248
14249 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14250 bounds array access.
14251
142522008-07-08 Jakub Jelinek <jakub@redhat.com>
14253
14254 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14255
142562008-07-05 Daniel Berlin <dberlin@dberlin.org>
14257
14258 Fix PR tree-optimization/23455
14259 Fix PR tree-optimization/35286
14260 Fix PR tree-optimization/35287
14261 * Makefile.in (OBJS-common): Remove tree-vn.o.
14262 (tree-vn.o): Remove.
14263 * dbgcnt.def: Add treepre_insert debug counter.
14264 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14265 (debug_value_expressions): Ditto.
14266 (print_value_expressions): Ditto.
14267 * tree-pretty-print.c (dump_generic_node): Updated for
14268 VALUE_HANDLE removal.
14269 * tree-ssa-dom.c (record_equality): Ditto.
14270 (cprop_operand): Ditto.
14271 (lookup_avail_expr): Ditto.
14272 * tree-ssa-threadedge.c
14273 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14274 (simplify_control_stmt_condition): Ditto.
14275 * tree.c (tree_code_size): Ditto.
14276 (tree_node_structure): Ditto.
14277 (iterative_hash_expr): Ditto.
14278 * tree.def: Ditto.
14279 * tree.h (VALUE_HANDLE_ID): Ditto.
14280 (VALUE_HANDLE_EXPR_SET): Ditto.
14281 (struct tree_value_handle): Ditto.
14282 (union tree_node): Ditto.
14283 * treestruct.def: Ditto.
14284 * tree-vn.c: Removed.
14285 * tree-ssa-pre.c: Rewritten entirely.
14286 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14287 (constant_value_ids): Ditto.
14288 (vn_nary_op_t): Moved to header.
14289 (vn_phi_t): Ditto.
14290 (vn_reference_op_t): Ditto
14291 (vn_reference_t): Ditto.
14292 (next_value_id): New variable.
14293 (VN_INFO): Add an assert.
14294 (vn_constant_eq): New function.
14295 (vn_constant_hash): Ditto.
14296 (get_or_alloc_constant_value_id): Ditto.
14297 (value_id_constant_p): Ditto.
14298 (vn_reference_compute_hash): De-staticify.
14299 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14300 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14301 (valueize_refs): Update opcode if it changes from ssa name to constant.
14302 (vn_reference_lookup_1): Add new argument.
14303 (vn_reference_lookup): Ditto.
14304 (vn_reference_lookup_pieces): New function.
14305 (vn_reference_insert): Add return type. Modify to deal with value ids.
14306 (vn_reference_insert_pieces): New function.
14307 (vn_nary_op_compute_hash): De-staticify.
14308 (vn_nary_op_eq): Ditto.
14309 (vn_nary_op_lookup_pieces): New function.
14310 (vn_nary_op_lookup): Add new argument.
14311 (vn_nary_op_insert_pieces): New function.
14312 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14313 (vn_phi_insert): Ditto.
14314 (visit_unary_op): Update for callee changes.
14315 (visit_binary_op): Ditto.
14316 (visit_reference_op_load): Ditto.
14317 (visit_reference_op_store): Ditto.
14318 (init_scc_vn): Init next_value_id, constant_to_value_id and
14319 constant_value_ids.
14320 (free_scc_vn): Free them.
14321 (set_hashtable_value_ids): New function.
14322 (run_scc_vn): Use it.
14323 (get_max_value_id): New function.
14324 (get_next_value_id): Ditto.
14325 (expressions_equal_p): Moved from tree-vn.c
14326 (sort_vuses): Ditto.
14327 (sort_vuses_heap): Ditto.
14328 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14329 above).
14330 * tree.c (iterative_hash_hashval_t): Made non-static
14331 * tree.h (iterative_hash_hashval_t): Declare it.
14332
143332008-07-08 Martin Jambor <mjambor@suse.cz>
14334
14335 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14336 instead of ipa_create_node_params.
14337 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14338 ipa_check_create_edge_args, free them with
14339 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14340
14341 * ipa-prop.c: Include flags.h and tree-inline.h.
14342 (ipa_node_params_vector): New variable.
14343 (ipa_edge_args_vector): New variable.
14344 (edge_removal_hook_holder): New variable.
14345 (node_removal_hook_holder): New variable.
14346 (edge_duplication_hook_holder): New variable.
14347 (node_duplication_hook_holder): New variable.
14348 (ipa_detect_param_modifications): Check for presence of modified flags.
14349 (ipa_compute_jump_functions): Check for presence of jump functions.
14350 (ipa_free_edge_args_substructures): New function.
14351 (ipa_create_node_params): Removed.
14352 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14353 (ipa_free_node_params_substructures): New function.
14354 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14355 vector.
14356 (ipa_edge_removal_hook): New function.
14357 (ipa_node_removal_hook): New function.
14358 (duplicate_array): New function.
14359 (ipa_edge_duplication_hook): New function.
14360 (ipa_node_duplication_hook): New function.
14361 (ipa_register_cgraph_hooks): New function.
14362 (ipa_unregister_cgraph_hooks): New function.
14363 (free_all_ipa_structures_after_ipa_cp): New function.
14364
14365 * ipa-prop.h: Include vec.h.
14366 (ipa_node_params_t): New typedef with vector types for it.
14367 (ipa_edge_args_t): New typedef with vector types for it.
14368 (IPA_NODE_REF): Changed to access an on-the-side vector.
14369 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14370 (ipa_check_create_node_params): New function.
14371 (ipa_check_create_edge_args): New function.
14372
14373 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14374 all users.
14375
143762008-07-07 Tom Tromey <tromey@redhat.com>
14377
14378 * configure, config.in: Rebuilt.
14379 * configure.ac: Don't check for scandir or alphasort.
14380
143812008-07-07 Joseph Myers <joseph@codesourcery.com>
14382
14383 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14384 types immediately after creating them.
14385
143862008-07-07 Joseph Myers <joseph@codesourcery.com>
14387
14388 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14389
c95b2534 143902008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
a5f061dc
RG
14391
14392 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14393 dump_constraint_graph.
14394 (dump_constraint_edge): New function.
14395 (dump_constraint_graph): New function.
14396 (debug_constraint_graph): New function.
14397 (dump_constraint): Removed useless comparison.
14398 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14399 (dump_constraint_graph): Declare.
14400 (debug_constraint_graph): Declare.
14401 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14402
144032008-07-07 Kai Tietz <kai.tietz@onevision.com>
14404
14405 * config/i386/i386.c (is_va_list_char_pointer): New.
14406 (ix86_va_start): Replace compare with ms_va_list_type_node
14407 by is_va_list_char_pointer.
14408 (ix86_gimplify_va_arg): Likewise.
14409
144102008-07-07 Martin Jambor <mjambor@suse.cz>
14411
14412 * cgraph.c (cgraph_edge_max_uid): New variable.
14413 (struct cgraph_edge_hook_list): New type.
14414 (struct cgraph_node_hook_list): New type.
14415 (struct cgraph_2edge_hook_list): New type.
14416 (struct cgraph_2node_hook_list): New type.
14417 (first_cgraph_edge_removal_hook): New variable.
14418 (first_cgraph_node_removal_hook): New variable.
14419 (first_cgraph_edge_duplicated_hook): New variable.
14420 (first_cgraph_node_duplicated_hook): New variable.
14421 (cgraph_add_edge_removal_hook): New function.
14422 (cgraph_remove_edge_removal_hook): New function.
14423 (cgraph_call_edge_removal_hooks): New function.
14424 (cgraph_add_node_removal_hook): New function.
14425 (cgraph_remove_node_removal_hook): New function.
14426 (cgraph_call_node_removal_hooks): New function.
14427 (cgraph_add_edge_duplication_hook): New function.
14428 (cgraph_remove_edge_duplication_hook): New function.
14429 (cgraph_call_edge_duplication_hooks): New function.
14430 (cgraph_add_node_duplication_hook): New function.
14431 (cgraph_remove_node_duplication_hook): New function.
14432 (cgraph_call_node_duplication_hooks): New function.
14433 (cgraph_create_edge): Assign to edge uid.
14434 (cgraph_remove_edge): Call edge removal hooks.
14435 (cgraph_node_remove_callees): Call edge removal hooks.
14436 (cgraph_node_remove_callers): Call edge removal hooks.
14437 (cgraph_remove_node): Call node removal hooks.
14438 (cgraph_clone_edge): Call edge duplication hooks.
14439 (cgraph_clone_node): Call node duplication hooks.
14440
14441 * cgraph.h (cgraph_edge): New field uid.
14442 (cgraph_edge_hook): New type.
14443 (cgraph_node_hook): New type.
14444 (cgraph_2edge_hook): New type.
14445 (cgraph_2node_hook): New type.
14446
144472008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14448
14449 * config.in: Regenerate.
14450
144512008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14452
14453 * gcc.c (print_sysroot): New.
14454 (option_map, display_help, process_command): Handle the
14455 -print-sysroot option.
14456 (main): Print the sysroot if requested.
14457 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14458
144592008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14460
14461 PR target/34780
14462 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14463
144642008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14465
14466 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14467 (assign_parm_setup_block_p): Also check mode of entry_parm.
14468
144692008-07-07 Richard Guenther <rguenther@suse.de>
14470
14471 * tree-ssa-structalias.h (set_used_smts): Remove.
14472 * tree-ssa-structalias.c (used_smts): Likewise.
14473 (set_used_smts): Likewise.
14474 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14475 call to set_used_smts.
14476
144772008-07-07 Richard Guenther <rguenther@suse.de>
14478
14479 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14480 (new_var_info): Set it to false.
14481 (solution_set_add): Correctly handle pointers outside a var and
14482 inside a field.
14483 (type_safe): Treat variables with is_full_var properly.
14484 (do_sd_constraint): Likewise.
14485 (do_ds_constraint): Likewise.
14486 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14487 (get_constraint_for_ptr_offset): New function.
14488 (get_constraint_for_component_ref): For addresses at least include
14489 the last field of the variable. Handle is_full_vars properly.
14490 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14491 (handle_ptr_arith): Remove.
14492 (find_func_aliases): Simplify assignment handling.
14493 (create_function_info_for): For parameter and result varinfos set
14494 is_full_var flag.
14495 (create_variable_info_for): Set is_full_var flag whenever we
14496 just created a single varinfo for a decl.
14497 (init_alias_vars): Initialize use_field_sensitive from
14498 max-fields-for-field-sensitive parameter.
14499
145002008-07-07 Richard Guenther <rguenther@suse.de>
14501
14502 PR tree-optimization/36713
14503 * tree-flow-inline.h (is_call_used): New function.
14504 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14505 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14506 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14507
145082008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14509
14510 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14511
145122008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14513
14514 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14515
145162008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14517 Nathan Sidwell <nathan@codesourcery.com>
14518
14519 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14520 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14521 tmake_file.
14522 * config/m68k/t-linux: New.
14523 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14524 default.
14525
145262008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14527
14528 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14529 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14530 by MAC/EMAC.
14531
145322008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14533
14534 * gcc.c (execute): Fix -Wc++-compat warning.
14535
145362008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14537
14538 PR target/36720
14539 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14540 constant for little endian.
14541
145422008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14543
14544 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14545 mips_base_mips16 instead of TARGET_MIPS16.
14546 (mips_base_mips16): Declare.
14547 * config/mips/mips.c (mips_base_mips16): Make global.
14548 (was_mips16_p): Remove GTY marker.
14549 (was_mips16_pch_p): New variable.
14550 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14551 (mips_override_options): Force to non-MIPS16 mode initially.
14552 Do not complain about MIPS16 PIC incompatibilities here.
14553 Only allow -mgpopt if -mexplicit-relocs is in force for
14554 non-MIPS16 code.
14555
145562008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14557
14558 * configure.ac: Check for caddr_t, define to char * if not defined.
14559 * configure: Regenerate.
14560 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14561 (mmap_gt_pch_use_address): Likewise.
14562 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14563
145642008-07-06 Richard Guenther <rguenther@suse.de>
14565
14566 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14567 (new_var_info): Deal with it.
14568 (solution_set_add): Likewise.
14569 (bitpos_of_field): Make signed, fix.
14570 (struct fieldoff): Remove type and decl fields. Make size field
14571 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14572 flags.
14573 (fieldoff_compare): Deal with it.
14574 (push_fields_onto_fieldstack): Remove has_union argument, glob
14575 adjacent non-pointer fields together.
14576 (create_function_info_for): Do not set has_union.
14577 (create_variable_info_for): Simplify.
14578
145792008-07-06 Kai Tietz <kai.tietz@onevision.com>
14580
14581 * config.gcc (extra_headers): Add cross-stdarg.h for target
14582 x86_64-*-* and i?86-*-*.
14583 * config/i386/cross-stdarg.h: New.
14584 * builtins.c (std_fn_abi_va_list): New.
14585 (std_canonical_va_list_type): New.
14586 (stabilize_va_list): Replace va_list_type_node use by
14587 mtarget.canonical_va_list_type.
14588 (gimplify_va_arg_expr): Likewise.
14589 (expand_builtin_va_copy): Replace va_list_type_node use by
14590 mtarget.fn_abi_va_list.
14591 * tree-sra.c (is_va_list_type): New helper.
14592 (decl_can_be_decomposed_p): Replace
14593 va_list_type_node use by is_va_list_type.
14594 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14595 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14596 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14597 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14598 (ix86_enum_va_list): New.
14599 * config/i386/i386.c (sysv_va_list_type_node): New.
14600 (ms_va_list_type_node): New.
14601 (ix86_function_type_abi): Remove sorry.
14602 (ix86_build_builtin_va_list_abi): New.
14603 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14604 for 64-bit targets.
14605 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14606 (ix86_init_builtins_va_builtins_abi): New.
14607 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14608 for 64-bit targets.
14609 (ix86_handle_abi_attribute): New.
14610 (attribute_spec): Add sysv_abi and ms_abi.
14611 (ix86_fn_abi_va_list): New.
14612 (ix86_canonical_va_list_type): New.
14613 (ix86_enum_va_list): New.
14614 (TARGET_FN_ABI_VA_LIST): New.
14615 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14616 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14617 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14618 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14619 (TARGET_ENUM_VA_LIST): New.
14620 * expr.h (std_fn_abi_va_list): New.
14621 (std_canonical_va_list_type): New.
14622 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14623 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14624 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14625 TARGET_CANONICAL_VA_LIST_TYPE.
14626 * target.h (struct gcc_target): Add fn_abi_va_list hook
14627 and canonical_va_list_type hook.
14628
146292008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14630
14631 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14632 integral and pointer types.
14633
146342008-07-04 Roger Sayle <roger@eyesopen.com>
14635
14636 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14637 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14638
146392008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14640
14641 PR target/36684
14642 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14643
146442008-07-04 Jakub Jelinek <jakub@redhat.com>
14645
14646 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14647 build_gimple_modify_stmt.
14648 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14649 gimple operand. Use fold_build* instead of build*.
14650
146512008-07-04 Richard Guenther <rguenther@suse.de>
14652
14653 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14654 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14655 properly to compute the reachability set if we do field-sensitive PTA.
14656 * invoke.texi (max-fields-for-field-sensitive): Document default.
14657 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14658 100 for optimize >= 2.
14659
146602008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14661
14662 * ggc-zone.c (lookup_page_table_if_allocated,
14663 set_page_table_entry, zone_find_object_size, alloc_small_page,
14664 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14665 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14666 -Wc++-compat and/or -Wcast-qual warnings.
14667
146682008-07-04 Alan Modra <amodra@bigpond.net.au>
14669
14670 PR target/36634
14671 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14672 pic_offset_table_rtx to be marked as used here.
14673 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14674 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14675 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14676 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14677 !TARGET_SECURE_PLT.
14678
146792008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14680
14681 * alloc-pool.c (hash_descriptor, eq_descriptor,
14682 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14683 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14684 Likewise.
14685 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14686 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14687 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14688 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14689 Likewise.
14690
146912008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14692
14693 * tree-flow.h (loop_only_exit_p): Declare.
14694 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14695 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14696 the number of iterations if it is constant. Otherwise, if this is the
14697 only possible exit of the loop, use the conservative estimate on the
14698 number of iterations of the entire loop if available.
14699
147002008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14701
14702 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14703 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14704 Add synchronization functions.
14705 * config/sync.c: New file.
14706 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14707 (LIBGCC_SYNC_CFLAGS): Likewise.
14708
147092008-07-03 Uros Bizjak <ubizjak@gmail.com>
14710
14711 PR target/36710
14712 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14713 (*pushtf_sse): New insn pattern.
14714 (pushtf splitters): New splitters.
14715
147162008-07-03 Michael Meissner <gnu@the-meissners.org>
14717
14718 PR middle-end/35736
14719 * predict.c (build_predict_expr): Use void_type_node for the tree
14720 type, instead of NULL_TREE.
14721
147222008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14723
14724 * config/i386/i386.c (contains_aligned_value_p): Return true
14725 for TCmode.
14726 (ix86_data_alignment): Align TCmode to 128bits.
14727 (ix86_local_alignment): Likewise.
14728
147292008-07-03 Andrew Haley <aph@redhat.com>
14730
14731 PR bootstrap/33304
14732 * vec.h (VEC_TA): New.
14733 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14734 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14735 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14736 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14737 (C_COMMON_FIXED_TYPES): Remove first arg.
14738 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14739 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14740 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14741 not to use empty macro arguments.
14742
147432008-07-02 Joseph Myers <joseph@codesourcery.com>
14744
14745 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14746 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14747 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14748 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14749 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14750 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14751 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14752 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14753 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14754 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14755 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14756 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14757 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14758 config/rs6000/e500crtres64gpr.asm,
14759 config/rs6000/e500crtres64gprctr.asm,
14760 config/rs6000/e500crtrest32gpr.asm,
14761 config/rs6000/e500crtrest64gpr.asm,
14762 config/rs6000/e500crtresx32gpr.asm,
14763 config/rs6000/e500crtresx64gpr.asm,
14764 config/rs6000/e500crtsav32gpr.asm,
14765 config/rs6000/e500crtsav64gpr.asm,
14766 config/rs6000/e500crtsav64gprctr.asm,
14767 config/rs6000/e500crtsavg32gpr.asm,
14768 config/rs6000/e500crtsavg64gpr.asm,
14769 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14770 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14771 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14772 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14773 config/sparc/sol2-cn.asm: Remove .file directives.
14774
147752008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14776
14777 * resource.c (mark_referenced_resources): Look inside
14778 UNSPEC_VOLATILEs and ASM_INPUTs.
14779
147802008-07-02 Ian Lance Taylor <iant@google.com>
14781
14782 * rtlanal.c (add_reg_note): New function.
14783 * rtl.h (add_reg_note): Declare.
14784 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14785 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14786 * builtins.c (expand_builtin_longjmp): Likewise.
14787 (expand_builtin_nonlocal_goto): Likewise.
14788 * calls.c (emit_call_1, expand_call): Likewise.
14789 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14790 * cfglayout.c (fixup_reorder_chain): Likewise.
14791 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14792 (commit_one_edge_insertion): Likewise.
14793 * combine.c (move_deaths, distribute_notes): Likewise.
14794 * df-problems.c (df_set_note): Likewise.
14795 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14796 (set_unique_reg_note): Likewise.
14797 (emit_copy_of_insn_after): Likewise.
14798 * expr.c (expand_expr_real): Likewise.
14799 * gcse.c (add_label_notes): Likewise.
14800 * haifa-sched.c (create_check_block_twin): Likewise.
14801 * jump.c (mark_jump_label_1): Likewise.
14802 * loop-doloop.c (add_test, doloop_modify): Likewise.
14803 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14804 * lower-subreg.c (move_eh_region_note): Likewise.
14805 * optabs.c (emit_libcall_block): Likewise.
14806 * predict.c (predict_insn): Likewise.
14807 (combine_predictions_for_insn): Likewise.
14808 * recog.c (peephole2_optimize): Likewise.
14809 * regmove.c (try_auto_increment): Likewise.
14810 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14811 * reload.c (find_reloads): Likewise.
14812 * reload1.c (fixup_eh_region_note): Likewise.
14813 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14814 * reorg.c (delete_prior_computation): Likewise.
14815 (delete_computation, dbr_schedule): Likewise.
14816 * config/pa/pa.c (legitimize_pic_address): Likewise.
14817 * config/sh/sh.c (sh_reorg): Likewise.
14818
148192008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14820
14821 PR target/36669
14822 * config/libgcc-glibc.ver: Add %exclude.
14823 * config/m32r/libgcc-glibc.ver: Likwise.
14824 * config/s390/libgcc-glibc.ver: Likwise.
14825 * config/sh/libgcc-glibc.ver: Likwise.
14826 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14827
14828 * config/i386/libgcc-glibc.ver: New.
14829
14830 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14831
148322008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14833
14834 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14835 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14836 i[34567]86-*-linux*, x86_64-*-linux*. Add
14837 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14838 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14839 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14840 i[34567]86-*-linux*, x86_64-*-linux*.
14841
14842 * libgcc-std.ver: Add empty GCC_4.4.0.
14843
14844 * mkmap-symver.awk: Support multiple versions per symbol.
14845
14846 * config/i386/i386.c (ix86_init_builtins): Always define
14847 __builtin_fabsq and __builtin_copysignq with fallbacks.
14848 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14849 and __builtin_copysignq if SSE2 isn't available.
14850
14851 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14852 (LIBGCC2_TF_CEXT): Likwise.
14853 (TF_SIZE): Likwise.
14854
14855 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14856
14857 * config/i386/sfp-machine.h: Moved to libgcc.
14858
14859 * config/i386/sfp-machine.h: New.
14860 * config/i386/t-linux: Likwise.
14861
14862 * config/i386/t-darwin: Remove softfp_wrap_start and
14863 softfp_wrap_end.
14864 * config/i386/t-darwin64: Likewise.
14865
14866 * config/i386/t-fprules-softfp64: Renamed to ...
14867 * config/i386/t-fprules-softfp: This.
14868
14869 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14870 and softfp_wrap_end.
14871
148722008-07-02 Jason Merrill <jason@redhat.com>
14873
14874 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14875
14876 * tree.c (ctor_to_list): New fn.
14877 * tree.h: Declare it.
14878 (CONSTRUCTOR_ELT): New macro.
14879 (CONSTRUCTOR_NELTS): New macro.
14880
148812008-07-02 Richard Guenther <rguenther@suse.de>
14882
14883 * tree-ssa-structalias.c (struct variable_info): Reorder
14884 to fill padding on 64bit hosts. Make collapsed_to an int.
14885 (get_varinfo_fc): Deal with that.
14886 (new_var_info): Likewise.
14887 (collapse_rest_of_var): Likewise.
14888
148892008-07-02 Joshua Sumali <jsumali@redhat.com>
14890
14891 * doc/install.texi (--enable-java-home): Document.
14892 (--enable-aot-compile-rpm): Likewise.
14893 (--with-arch-directory): Likewise.
14894 (--with-os-directory): Likewise.
14895 (--with-origin-name): Likewise.
14896 (--with-arch-suffix): Likewise.
14897 (--with-jvm-root-dir): Likewise.
14898 (--with-jvm-jar-dir): Likewise.
14899 (--with-python-dir): Likewise.
14900
149012008-07-02 Richard Guenther <rguenther@suse.de>
14902
14903 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14904 from decls explicitly. Merge operand checking from tuples.
14905
149062008-07-02 Martin Jambor <mjambor@suse.cz>
14907
14908 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14909
149102008-07-02 Martin Jambor <mjambor@suse.cz>
14911
14912 * tree-switch-conversion.c: Included timevar.h
14913 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14914
14915 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14916
149172008-07-02 Martin Jambor <mjambor@suse.cz>
14918
14919 * tree-switch-conversion.c: Corrected various comments and
14920 whitespace issues
14921 (build_constructors): Fixed minor formatting mistakes.
14922
14923 * invoke.texi (Optimize Options): Corrected the
14924 switch-conversion-max-branch-ratio parameter.
14925
149262008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14927
14928 * final.c (asm_insn_count): Return zero for an empty asm body.
14929
149302008-07-02 Richard Guenther <rguenther@suse.de>
14931
14932 * bitmap.h (bitmap_set_bit): Return bool.
14933 (bitmap_clear_bit): Likewise.
14934 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14935 write to the bitmap if it would.
14936 (bitmap_clear_bit): Likewise.
14937 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14938 bitmap_set_bit return value.
14939 (add_pred_graph_edge): Likewise.
14940 (add_graph_edge): Likewise.
14941 (do_sd_constraint): Likewise.
14942 (do_ds_constraint): Likewise.
14943
149442008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14945
14946 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14947 Fix -Wc++-compat and/or -Wcast-qual warnings.
14948 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14949 gen_regparm_prefix): Likewise.
14950 * vmsdbgout.c (write_modbeg, lookup_filename,
14951 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14952
149532008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14954
14955 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14956 defaults.h definition apply.
14957
149582008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14959
14960 * function.c (assign_parm_remove_parallels): New.
14961 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14962 PARALLELs.
14963 (assign_parm_setup_block): Do not handle them.
14964 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14965 assign_parm_remove_parallels.
14966
149672008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14968
14969 * c-typeck.c (convert_for_assignment): Use
14970 vector_targets_convertible_p.
14971 * c-common.c (vector_targets_convertible_p): New.
14972 * c-common.h (vector_targets_convertible_p): New prototype.
14973 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14974 opaque_p_V2SI_type_node.
14975
149762008-07-01 Steve Ellcey <sje@cup.hp.com>
14977
14978 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14979 RFmode constants.
14980
149812008-07-01 Uros Bizjak <ubizjak@gmail.com>
14982
14983 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14984 TFmode constants via two element DImode vector for hosts with
14985 HOST_BITS_PER_WIDE_INT < 64.
14986 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14987 also for HOST_BITS_PER_WIDE_INT < 64.
14988
149892008-07-01 Richard Guenther <rguenther@suse.de>
14990
14991 PR tree-optimization/36666
14992 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14993 (get_constraint_exp_from_ssa_var): Split into ...
14994 (get_constraint_exp_for_temp): ... this ...
14995 (get_constraint_for_ssa_var): ... and that.
14996 Return constraint expressions for all touched sub-fields
14997 if the results address is not taken.
14998 (process_constraint): Remove assertion that aggregate
14999 assignments do not happen at this place.
15000 (get_constraint_for_component_ref): Add address_p argument.
15001 Return constraint expressions for all touched sub-fields
15002 if the results address is not taken.
15003 (do_deref): Use get_constraint_exp_for_temp.
15004 (get_constraint_for_1): Rename from ...
15005 (get_constraint_for): ... this. Add the old function as wrapper.
15006 (do_structure_copy): Use get_constraint_for_1.
15007
150082008-07-01 Martin Jambor <mjambor@suse.cz>
15009
15010 * Makefile.in (tree-switch-conversion.o): Add.
15011 (OBJS-common): Add tree-swtch-conversion.o.
15012 * passes.c (init_optimization_passes): Add pass_convert_switch.
15013 * tree-pass.h (pass_convert_switch): Add.
15014 * tree-switch-conversion.c: New file.
15015 * gcc.dg/tree-ssa/cswtch.c: New testcase.
15016 * common.opt (ftree-cswtch): New option.
15017 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
15018 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
15019 * opts.c (decode_options): Set flag_tree_switch_conversion when
15020 optimization level is >= 2.
15021 * doc/invoke.texi (Optimize Options): Added description of
15022 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
15023
150242008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15025
15026 * config/darwin-driver.c (darwin_default_min_version): Fix
15027 -Wc++-compat warnings.
15028
150292008-06-30 Uros Bizjak <ubizjak@gmail.com>
15030
15031 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
15032 of operand 0.
15033
c95b2534 150342008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
15035
15036 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
15037
c95b2534 150382008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
15039
15040 PR rtl-optimization/34744
15041 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
15042 (df_scan_free_internal): Free data structures not
15043 allocated in storage pools.
15044 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
15045 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
15046 df_scan_free_mws_vec.
15047 * dse.c (dse_step6): Free offset_map_p and offset_map_n
15048 unconditionally.
15049
150502008-06-30 H.J. Lu <hongjiu.lu@intel.com>
15051
15052 * config/i386/i386.c (contains_aligned_value_p): Return true
15053 for __float128.
15054 (ix86_function_arg_boundary): Return its natural boundary
15055 for __float128.
15056 (return_in_memory_32): Don't check TDmode.
15057 (ix86_split_to_parts): Support splitting into 4 parts and
15058 support TFmode for 32bit target.
15059 (ix86_split_long_move): Support splitting into 4 parts.
15060 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
15061 for SSE2.
15062 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
15063 (ix86_init_builtins): Here.
15064 (ix86_scalar_mode_supported_p): Always return true for TFmode.
15065 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
15066 'q' and 'w', respectively.
15067
15068 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
15069 TARGET_64BIT.
15070 (movtf_internal): Likewise.
15071 (<code>tf2): Likewise.
15072 (*absnegtf2_sse): Likewise.
15073 (copysign<mode>3): Likewise.
15074 (copysign<mode>3_const): Likewise.
15075 (copysign<mode>3_var): Likewise.
15076 (define_split UNSPEC_COPYSIGN): Likewise.
15077 * config/i386/sse.md (*nandtf3): Likewise.
15078 (<code>tf3): Likewise.
15079 (*<code>tf3): Likewise.
15080
150812008-06-30 Joey Ye <joey.ye@intel.com>
15082 H.J. Lu <hongjiu.lu@intel.com>
15083
15084 * global.c (compute_regsets): Set frame_pointer_needed here.
15085 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
15086
150872008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15088
15089 * doc/install.texi (specific): Expand Windows build notes.
15090
150912008-06-30 Ira Rosen <irar@il.ibm.com>
15092
15093 PR tree-optimization/36648
15094 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
15095 number of prolog iterations by step. Fix the comment.
15096
150972008-06-30 Richard Guenther <rguenther@suse.de>
15098
15099 PR middle-end/36671
15100 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
15101 handle calls from ECF_MALLOC functions.
15102 (handle_pure_call): ECF_MALLOC functions do not return
15103 call-used memory.
15104 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
15105
151062008-06-29 Andreas Schwab <schwab@suse.de>
15107
15108 * config/m68k/m68k.c (print_operand): Always print a float
15109 constant in hex.
15110 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
15111 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
15112 Remove macros.
15113
15114 * config/rs6000/x-linux64: Remove never used file.
15115
151162008-06-29 Richard Guenther <rguenther@suse.de>
15117
15118 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
15119 prototype.
15120 (struct alias_info): Move ...
15121 * tree-ssa-alias.c: ... here.
15122 (update_alias_info): Declare.
15123 (compute_may_aliases): Call it.
15124 (update_alias_info): New function.
15125 * tree-ssa-structalias.c (update_alias_info): Move ...
15126 * tree-ssa-alias.c (update_alias_info_1): ... here.
15127 * tree-ssa-structalias.c (process_constraint_1): Remove
15128 unused from_call argument. Rename to ...
15129 (process_constraint): ... this. Delete old wrapper.
15130 (make_constraint_to): Adjust callers.
15131 (handle_const_call): Likewise.
15132 (handle_pure_call): Likewise.
15133 (init_base_vars): Likewise.
15134 (handle_lhs_call): Likewise. Remove unnecessary constraint.
15135 (find_func_aliases): We don't need structure copies for
15136 complex types.
15137 (make_constraint_from_anything): Remove.
15138 (create_variable_info_for): For globals make constraints
15139 from escaped, not from anything.
15140 (compute_points_to_sets): Do not call update_alias_info.
15141 (ipa_pta_execute): Use make_constraint_from.
15142
151432008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15144
15145 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
15146 (bitmap.o-warn, dominance.o-warn): New.
15147 * configure.ac (cxx_compat_warn): Delete.
15148 (loose_warn): Add -Wcast-qual and -Wc++-compat.
15149 * system.h: Remove #pragma diagnostic for -Wcast-qual and
15150 -Wc++-compat.
15151 * configure: Regenerate.
15152
15153 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
15154 warnings.
15155
151562008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15157
15158 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
15159 * df-scan.c (df_notes_rescan): Likewise.
15160 * ggc-page.c (set_page_table_entry): Likewise.
15161 * intl.c (gcc_gettext_width): Likewise.
15162 * varasm.c (get_unnamed_section, get_noswitch_section,
15163 get_section): Likewise.
15164
151652008-06-28 Andrew Jenner <andrew@codesourcery.com>
15166
15167 * regrename.c (build_def_use): Don't copy RTX.
15168
151692008-06-28 Sandra Loosemore <sandra@codesourcery.com>
15170
15171 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
15172 (Type Attributes): Fix nesting of @table and @subsection. Adjust
15173 punctuation. Use @ref instead of @xref.
15174 (Function Names): Remove stray @display/@end display.
15175 (C++ Attributes): Use @ref instead of @xref.
15176 (Deprecated Features): Fix punctuation around @xref.
15177 (Backwards Compatibility): Likewise.
15178 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
15179
151802008-06-28 Joseph Myers <joseph@codesourcery.com>
15181
15182 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
15183 constants for E500 double.
15184
151852008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15186
15187 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
15188 element type of const_vector.
15189
151902008-06-28 Uros Bizjak <ubizjak@gmail.com>
15191
15192 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
15193 Remove FLAGS_REG clobber from expander pattern.
15194 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
15195 (anddi3, andsi3, andhi3, andqi3): Ditto.
15196 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
15197 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
15198 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
15199 (ashlsi3, ashlhi3, ashlqi3): Ditto.
15200 (ashrsi3, ashrhi3, ashrqi3): Ditto.
15201 (lshrsi3, lshrhi3, lshrqi3): Ditto.
15202 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
15203 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
15204
152052008-06-28 Richard Guenther <rguenther@suse.de>
15206
15207 * tree-ssa-structalias.c (callused_id, var_callused,
15208 callused_tree): Add.
15209 (handle_pure_call): New function.
15210 (find_func_aliases): Call it.
15211 (find_what_p_points_to): Handle the call-used set.
15212 (clobber_what_escaped): Likewise.
15213 (compute_call_used_vars): New function.
15214 (init_base_vars): Init the call-used variable.
15215 (do_sd_constraint): Do not propagate the solution from CALLUSED
15216 but use CALLUSED as a placeholder.
15217 (solve_graph): Likewise.
15218 * tree-flow-inline.h (gimple_call_used_vars): New function.
15219 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
15220 (compute_call_used_vars): Declare.
15221 * tree-ssa-alias.c (set_initial_properties): Call
15222 compute_call_used_vars.
15223 (reset_alias_info): Clear call-used variables.
15224 (add_call_clobber_ops): Assert we are not called for const/pure
15225 functions. Remove handling of them.
15226 (add_call_read_ops): Handle pure functions by adding the
15227 call-used set of variables as VUSEs.
15228 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
15229 (delete_tree_ssa): Free it.
15230 * tree-dfa.c (remove_referenced_var): Clear the var from the
15231 call-used bitmap.
15232
152332008-06-28 Kai Tietz <kai.tietz@onevision.com>
15234
15235 * tree.c (build_varargs_function_type_list): New.
15236 (build_function_type_list_1): New.
15237 (build_function_type_list): Use build_function_type_list_1.
15238 * tree.h (build_varargs_function_type_list): New.
15239
152402008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15241
15242 PR target/34856
15243 * config/spu/spu.c (spu_builtin_splats): Do not generate
15244 invalid CONST_VECTOR expressions.
15245 (spu_expand_vector_init): Likewise.
15246
152472008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15248
15249 * optabs.c (libfunc_decls): New variable.
15250 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15251 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15252 for the same function twice.
15253
152542008-06-27 Uros Bizjak <ubizjak@gmail.com>
15255
15256 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15257 ix86_expand_binary_operator directly.
15258 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15259 for operand 2.
15260 (*ashrti3_1): Ditto.
15261 (*lshrti3_1): Ditto.
15262 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15263 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15264 using only one splitter. Conditionaly execute splitter before or
15265 after peephole2 pass.
15266 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15267 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15268 Use only one alternative in asm template.
15269 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15270 in asm template.
15271 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15272 "J" operand constraint for operand 2.
15273 (*ashldi3_cconly_rex64): Ditto.
15274 (*ashrdi3_cmp_rex64): Ditto.
15275 (*ashrdi3_cconly_rex64): Ditto.
15276 (*lshrdi3_cmp_rex64): Ditto.
15277 (*lshrdi3_cconly_rex64): Ditto.
15278 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15279 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15280 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15281 gen_x86_shrd_1.
15282
152832008-06-27 Jakub Jelinek <jakub@redhat.com>
15284
15285 * gimplify.c (omp_is_private): Don't return true if decl is not
15286 already private on #pragma omp for or #pragma omp parallel for.
15287
15288 PR debug/36617
15289 * tree-cfg.c (struct move_stmt_d): Replace block field with
15290 orig_block and new_block fields.
15291 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15292 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15293 (move_block_to_fn): Replace vars_map and new_label_map arguments
15294 with struct move_stmt_d pointer.
15295 (replace_block_vars_by_duplicates): New function.
15296 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15297 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15298 all subblocks of ORIG_BLOCK to the new function. Call
15299 replace_block_vars_by_duplicates.
15300 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15301 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15302 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15303 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15304 (expand_omp): Temporarily set input_location to the location of
15305 region's controlling stmt.
15306 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15307 BIND_EXPR, push ctx->block_vars and gimplification vars into
15308 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15309 into dest function.
15310 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15311 there are any BLOCK_VARS.
15312 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15313 OMP_PARALLEL or OMP_TASK stmt.
15314 (lower_omp): Save and restore input_location around the lower_omp_1
15315 call.
15316
153172008-06-27 Richard Guenther <rguenther@suse.de>
15318
15319 PR tree-optimization/36400
15320 PR tree-optimization/36373
15321 PR tree-optimization/36344
15322 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15323 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15324 (update_alias_info): Remove call clobbering code.
15325 (make_constraint_to): New helper function.
15326 (make_escape_constraint): Likewise.
15327 (handle_rhs_call): Use it on all pointer containing arguments.
15328 Also mark the static chain escaped.
15329 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15330 instead of ANYTHING.
15331 (make_constraint_from): New helper split out from ...
15332 (make_constraint_from_anything): ... here.
15333 (find_func_aliases): Add constraints for escape sites.
15334 (intra_create_variable_infos): Make constraints from NONLOCAL
15335 for parameters.
15336 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15337 as ANYTHING.
15338 (clobber_what_p_points_to): Remove.
15339 (clobber_what_escaped): New function.
15340 (init_base_vars): Init NONLOCAL and ESCAPED.
15341 (do_sd_constraint): Do not propagate the solution from ESCAPED
15342 but use ESCAPED as a placeholder.
15343 (solve_graph): Likewise.
15344 * tree-flow.h (clobber_what_p_points_to): Remove.
15345 (clobber_what_escaped): Declare.
15346 * tree-ssa-alias.c (set_initial_properties): Call it.
15347 Remove code clobbering escaped pointers.
15348
153492008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15350
15351 * function.c (allocate_struct_function): Only allocate a unique
15352 funcdef_no if the decl is nonzero.
15353
153542008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15355
15356 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15357 * config/mips/mips.c (mips_split_const_insns): New function.
15358 * config/mips/mips.md (move_type): New attribute.
15359 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15360 (dword_mode): New attribute.
15361 (type): Avoid long line. Map "move_type"s to "type"s,
15362 choosing "multi" for doubleword moves if appropriate.
15363 Swap MTC/MFC comments to match their declaration order.
15364 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15365 "type" is "branch" or "jal" is "direct".
15366 (length): Handle "extended_mips16" first. Make the default
15367 "0" for "ghost" instructions. Set the length from "move_type".
15368 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15369 of "type", with "sll0" for the register alternative. Remove the
15370 "extended_mips16" attribute.
15371 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15372 of "type", with "shift_shift" for the register alternative.
15373 Remove the "length" attribute.
15374 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15375 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15376 of "type", with "andi" for the register alternative.
15377 (*zero_extendqihi2): Likewise.
15378 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15379 of "andi" instead of a "type" of "arith".
15380 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15381 instead of "type".
15382 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15383 (mov_<store>r, *mov<mode>_ra): Likewise.
15384 (extendsidi2): Use "move_type" instead of "type", with "move"
15385 for the register alternative.
15386 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15387 of "type", with "signext" for the register alternative.
15388 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15389 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15390 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15391 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15392 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15393 (unnamed branch insn): Likewise.
15394 (*movdi_gp32_fp64): Fold into...
15395 (*movdi_32bit): ...here.
15396 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15397 (*movdf_hardfloat): ...this new pattern.
15398 (*movdf_softfloat): Remove redundant FPR alternatives.
15399 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15400 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15401 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15402 the "move" attribute.
15403 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15404 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15405 and "store" for COP loads and stores.
15406 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15407 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15408 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15409 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15410 (*movtf_mips16, *movv2sf): Likewise.
15411 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15412 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15413 (mfhc1<mode>): Use "move_type" instead of "move".
15414 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15415 (loadgp_blockage): Remove the "length" attribute.
15416 (blockage, set_got_version, update_got_version): Likewise.
15417 (call_internal): Remove the "extended_mips16" attribute.
15418 (call_value_internal, call_value_multiple_internal): Likewise.
15419 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15420 instead of "move".
15421 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15422 the "length" attribute.
15423
154242008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15425
15426 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15427 -Wcast-qual warnings.
15428 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15429 handle_pragma_pop_macro): Likewise.
15430 * collect2.c (resolve_lib_name): Likewise.
15431 * config/arc/arc.c (arc_init): Likewise.
15432 * config/arm/arm.c (neon_builtin_compare,
15433 locate_neon_builtin_icode): Likewise.
15434 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15435 * config/bfin/bfin.c (bfin_init_machine_status,
15436 bfin_optimize_loop): Likewise.
15437 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15438 * config/cris/cris.c (cris_init_expanders): Likewise.
15439 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15440 * config/darwin.c (machopic_indirection_eq,
15441 machopic_indirection_name, machopic_output_indirection): Likewise.
15442 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15443 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15444 frv_optimize_membar): Likewise.
15445 * config/i386/cygwin.h (mingw_scan,
15446 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15447 * config/i386/cygwin1.c (mingw_scan): Likewise.
15448 * config/i386/i386.c (machopic_output_stub): Likewise.
15449 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15450 i386_pe_unique_section): Likewise.
15451 * config/ia64/ia64.c (ia64_init_machine_status,
15452 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15453 Likewise.
15454 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15455 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15456 * config/m68k/m68k.c (m68k_handle_option,
15457 m68k_sched_md_init_global): Likewise.
15458 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15459 mcore_unique_section): Likewise.
15460 * config/mips/mips.c (mips_block_move_straight,
15461 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15462 Likewise.
15463 * config/mmix/mmix.c (mmix_init_machine_status,
15464 mmix_encode_section_info): Likewise.
15465 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15466 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15467 print_operand_address, output_toc, redefine_groups,
15468 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15469 * config/s390/s390.c (s390_init_machine_status): Likewise.
15470 * config/score/score.c (score_block_move_straight,
15471 score_block_move_loop_body): Likewise.
15472 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15473 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15474 * emit-rtl.c (find_auto_inc): Likewise.
15475 * gcc.c (translate_options, process_command): Likewise.
15476 * reorg.c (dbr_schedule): Likewise.
15477 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15478 * xcoffout.c (xcoffout_declare_function): Likewise.
15479
154802008-06-27 Daniel Berlin <dberlin@dberlin.org>
15481
15482 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15483 ipa-pta working again.
15484
154852008-06-27 David Edelsohn <edelsohn@gnu.org>
15486
15487 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15488 genautomata.
15489
154902008-06-27 Edmar Wienskoski <edmar@freescale.com>
15491
15492 * config.gcc (powerpc*-*-*): Add new core e500mc.
15493 * config/rs6000/e500mc.md: New file.
15494 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15495 e500mc.
15496 (rs6000_override_options): Add e500mc case to
15497 processor_target_table. Altivec and Spe options not allowed
15498 with e500mc. Add isel instruction to e500mc by
15499 default. Initialize rs6000_cost for e500mc.
15500 (rs6000_issue_rate): Set issue rate for e500mc.
15501 * config/rs6000/rs6000.h (processor_type): Add
15502 PROCESSOR_PPCE500MC.
15503 (ASM_CPU_SPEC): Add e500mc.
15504 Set TARGET_ISEL to rs6000_isel.
15505 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15506 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15507 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15508 Include e500mc.md.
15509 * doc/invoke.texi: Add e500mc to list of cpus.
15510
155112008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15512
15513 PR c/34867
15514 * c-lex.c (lex_charconst): Initialize unsignedp.
15515
155162008-06-27 Olivier Hainque <hainque@adacore.com>
15517
15518 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15519 documented assumptions.
15520
155212008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15522
15523 * dwarf2out.c: Remove trailing white spaces. Break long line
15524 in comments.
15525
155262008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15527
15528 * libfuncs.h (LTI_synchronize): New libfunc_index.
15529 (synchronize_libfunc): Declare.
15530 * builtins.c (expand_builtin_synchronize): Consider using
15531 synchronize_libfunc before falling back on an asm blockage.
15532 * config/mips/mips.c: Include libfuncs.h
15533 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15534
155352008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15536
15537 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15538 parameter. Copy stack_reg to r11 where appropriate.
15539 (no_global_regs_above): Add gpr parameter.
15540 (rs6000_stack_info): Only add padding for SPE save area if we
15541 are saving SPE GPRs and CR.
15542 (saveres_routine_syms): New variable.
15543 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15544 Define.
15545 (rs6000_savres_routine_sym): New function.
15546 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15547 split out of...
15548 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15549 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15550 Tweak FPR out-of-line saving.
15551 (rs6000_make_savres_rtx): New function.
15552 (rs6000_use_multiple_p): New function.
15553 (rs6000_savres_strategy): New function.
15554 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15555 out-of-line if appropriate.
15556 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15557 if we are optimizing for size.
15558 (GP_SAVE_INLINE): Define.
15559 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15560 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15561 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15562 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15563 (*save_fpregs_<mode>): Add use of r11.
15564 (*restore_gpregs_<mode>): New insn.
15565 (*return_and_restore_gpregs_<mode>): New insn.
15566 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15567 use r11.
15568 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15569 (*restore_gpregs_spe): New insn.
15570 (*return_and_restore_gpregs_spe): New insn.
15571 * config/rs6000/predicates.md (save_world_operation): Fix check.
15572
155732008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15574
15575 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15576 this point, so assert that.
15577
155782008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15579
15580 * cfganal.c: Include vec.h and vecprim.h.
15581 (compute_idf): Import from...
15582 * tree-into-ssa (compute_idf): ...here.
15583 * basic-block.h (compute_idf): Export.
15584
155852008-06-26 Joseph Myers <joseph@codesourcery.com>
15586
15587 * c-decl.c (merge_decls): Use !current_function_decl to check for
15588 extern declaration of C99 inline function being at file scope.
15589
155902008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15591
15592 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15593
155942008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15595
15596 * alias.c (record_alias_subset, init_alias_analysis): Fix
15597 -Wc++-compat and/or -Wcast-qual warnings.
15598 * attribs.c (lookup_attribute_spec): Likewise.
15599 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15600 copy_bb, connect_traces,
15601 find_rarely_executed_basic_blocks_and_cr): Likewise.
15602 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15603 note_btr_set, migrate_btr_defs): Likewise.
15604 * builtins.c (result_vector, expand_builtin_memcpy,
15605 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15606 builtin_memset_read_str, expand_builtin_printf,
15607 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15608 Likewise.
15609 * caller-save.c (mark_set_regs): Likewise.
15610 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15611 * cgraph.c (cgraph_edge): Likewise.
15612 * combine.c (likely_spilled_retval_1): Likewise.
15613 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15614 htab_counts_entry_del, get_coverage_counts): Likewise.
15615 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15616 new_cselib_val): Likewise.
15617 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15618 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15619 Likewise.
15620 * df-core.c (df_compact_blocks): Likewise.
15621 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15622 * df-scan.c (df_grow_reg_info, df_ref_create,
15623 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15624 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15625 df_record_entry_block_defs, df_record_exit_block_uses,
15626 df_bb_verify): Likewise.
15627 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15628 DF_REF_EXTRACT_MODE_CONST): New.
15629 * dominance.c (get_immediate_dominator, get_dominated_by,
15630 nearest_common_dominator, root_of_dom_tree,
15631 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15632 -Wc++-compat and/or -Wcast-qual warnings.
15633 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15634 record_store, replace_read, check_mem_read_rtx, scan_insn,
15635 dse_step1, dse_record_singleton_alias_set): Likewise.
15636 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15637
156382008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15639
15640 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15641 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15642 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15643 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15644 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15645 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15646 file_name_acquire, output_file_names, add_const_value_attribute,
15647 premark_used_types_helper, file_table_eq, file_table_hash,
15648 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15649 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15650 -Wcast-qual warnings.
15651 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15652 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15653 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15654 gen_reg_rtx, start_sequence, init_emit): Likewise.
15655 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15656 * except.c (init_eh_for_function, gen_eh_region,
15657 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15658 arh_to_landing_pad, arh_to_label, add_action_record,
15659 add_call_site, switch_to_exception_section): Likewise.
15660 * expmed.c (synth_mult): Likewise.
15661 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15662 store_expr): Likewise.
15663 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15664 Likewise.
15665 * function.c (assign_stack_temp_for_type,
15666 allocate_struct_function, match_asm_constraints_1): Likewise.
15667 * gcov-io.c (gcov_allocate): Likewise.
15668 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15669 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15670 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15671 record_one_set, insert_expr_in_table, insert_set_in_table,
15672 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15673 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15674 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15675 -Wcast-qual warnings.
15676
156772008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15678
15679 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15680 -Wcast-qual warnings.
15681 * gcc.c (process_command): Likewise.
15682 * genattrtab.c (oballoc): Use XOBNEW.
15683 (oballocvec): Define.
15684 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15685 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15686 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15687 -Wc++-compat and/or -Wcast-qual warnings.
15688 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15689 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15690 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15691 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15692 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15693 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15694 add_excls, process_presence_absence_names,
15695 process_presence_absence_patterns, add_presence_absence,
15696 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15697 get_free_state, add_arc, get_free_automata_list_el,
15698 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15699 transform_3, cache_presence, create_ainsns, create_automata,
15700 create_state_ainsn_table, dfa_insn_code_enlarge,
15701 output_trans_func, output_min_issue_delay_func,
15702 output_dead_lock_func, output_reset_func,
15703 output_get_cpu_unit_code_func, output_dfa_start_func,
15704 expand_automata): Likewise.
15705 * genextract.c (gen_insn): Likewise.
15706 * gengtype-lex.l: Likewise.
15707 * gengtype.c (read_input_list, adjust_field_type,
15708 process_gc_options): Likewise.
15709 * genoutput.c (note_constraint): Likewise.
15710 * genpreds.c (mangle, add_constraint): Likewise.
15711 * genrecog.c (process_define_predicate, new_decision,
15712 add_to_sequence): Likewise.
15713 * gensupport.c (record_insn_name): Likewise.
15714
157152008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15716
15717 * config/i386/driver-i386.c (detect_caches_amd,
15718 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15719 and/or -Wcast-qual warnings.
15720 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15721 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15722 gt_pch_save): Likewise.
15723 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15724 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15725 * global.c (compute_regsets): Likewise.
15726 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15727 finish_graph_dump_file): Likewise.
15728 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15729 unlink_bb_notes): Likewise.
15730 * integrate.c (get_hard_reg_initial_val): Likewise.
15731 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15732 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15733 * local-alloc.c (update_equiv_regs): Likewise.
15734 * loop-invariant.c (check_invariant_table_size,
15735 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15736 Likewise.
15737 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15738 altered_reg_used, mark_altered): Likewise.
15739 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15740 insert_var_expansion_initialization,
15741 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15742 release_var_copies): Likewise.
15743 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15744 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15745 analyze_accesses_for_phi_node, check_var_notmodified_p,
15746 check_allocation_function, find_sites_in_func,
15747 record_all_accesses_in_func, transform_access_sites,
15748 transform_allocation_sites): Likewise.
15749 * omp-low.c (new_omp_region, create_omp_child_function_name,
15750 check_omp_nesting_restrictions, check_combined_parallel,
15751 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15752 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15753 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15754 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15755 Likewise.
15756 * opts-common.c (prune_options): Likewise.
15757 * opts.c (add_input_filename, print_filtered_help,
15758 get_option_state): Likewise.
15759 * params.c (add_params): Likewise.
15760 * passes.c (set_pass_for_id, next_pass_1,
15761 do_per_function_toporder, pass_fini_dump_file): Likewise.
15762 * postreload.c (reload_cse_simplify_operands): Likewise.
15763 * predict.c (tree_predicted_by_p, tree_predict_edge,
15764 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15765
157662008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15767
15768 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15769 warnings.
15770 * recog.c (check_asm_operands, validate_change_1): Likewise.
15771 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15772 subst_asm_stack_regs): Likewise.
15773 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15774 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15775 * regmove.c (reg_is_remote_constant_p): Likewise.
15776 * regrename.c (regrename_optimize, scan_rtx_reg,
15777 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15778 Likewise.
15779 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15780 regstat_compute_calls_crossed): Likewise.
15781 * reload1.c (init_reload, new_insn_chain,
15782 has_nonexceptional_receiver, reload, copy_reloads,
15783 calculate_needs_all_insns, init_elim_table): Likewise.
15784 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15785 * rtl.c (shallow_copy_rtx_stat): Likewise.
15786 * rtlanal.c (parms_set): Likewise.
15787 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15788 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15789 * sched-ebb.c (earliest_block_with_similiar_load,
15790 add_deps_for_risky_insns): Likewise.
15791 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15792 schedule_region): Likewise.
15793 * see.c (eq_descriptor_pre_extension,
15794 hash_descriptor_pre_extension, hash_del_pre_extension,
15795 eq_descriptor_properties, hash_descriptor_properties,
15796 hash_del_properties, see_seek_pre_extension_expr,
15797 see_initialize_data_structures, see_print_register_properties,
15798 see_print_pre_extension_expr, see_delete_merged_def_extension,
15799 see_delete_unmerged_def_extension, see_emit_use_extension,
15800 see_pre_delete_extension, see_map_extension, see_commit_changes,
15801 see_analyze_merged_def_local_prop,
15802 see_analyze_merged_def_local_prop,
15803 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15804 see_set_prop_merged_def, see_set_prop_unmerged_def,
15805 see_set_prop_unmerged_use, see_print_one_extension,
15806 see_merge_one_use_extension, see_merge_one_def_extension,
15807 see_store_reference_and_extension, see_update_uses_relevancy,
15808 see_update_defs_relevancy): Likewise.
15809 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15810 hash_statistics_free, curr_statistics_hash): Likewise.
15811 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15812 expand_asm_operands, expand_return, case_bit_test_cmp,
15813 expand_case): Likewise.
15814 * stor-layout.c (start_record_layout): Likewise.
15815 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15816 gt_pch_save_stringpool): Likewise.
15817 * tree-data-ref.c (hash_stmt_vertex_info,
15818 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15819 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15820
158212008-06-25 Uros Bizjak <ubizjak@gmail.com>
15822
15823 PR target/36627
15824 * config/i386/i386.md: Change constraints of HImode and QImode
15825 immediate operands from "i" to "n". Change SImode "ni" constraint to
15826 "i" and SImode "rmi" constraint to "g". Remove all constraints
15827 from const0_operand and const1_operand predicated operands.
15828 (i): Change QImode and HImode attribute from "i" to "n".
15829 (*subqi_2): Change HImode operands to QImode.
15830 (*subqi_3): Ditto.
15831
158322008-06-25 Olivier Hainque <hainque@adacore.com>
15833
15834 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15835 sed substitutions.
15836
158372008-06-25 Richard Guenther <rguenther@suse.de>
15838
15839 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15840 not overflow the result type.
15841
158422008-06-25 Richard Guenther <rguenther@suse.de>
15843
15844 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15845 (vn_lookup): Likewise.
15846
158472008-06-25 Richard Guenther <rguenther@suse.de>
15848
15849 PR tree-optimization/35518
15850 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15851 * tree-sra.c (instantiate_element): Use fold_build3 to build
15852 BIT_FIELD_REFs.
15853 (try_instantiate_multiple_fields): Likewise.
15854
158552008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15856
15857 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15858 be early clobbers.
15859
158602008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15861
15862 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15863 use_backchain_to_restore_sp to true
15864 if the offset of the link register save area would go over the 32k - 1
15865 offset limit of the load
15866 instructions.
15867
158682008-06-25 Hans-Peter Nilsson <hp@axis.com>
15869
15870 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15871 anchor for the type-punning blurb. Cross-reference "Structures
15872 unions enumerations and bit-fields implementation". Provide a
15873 cast-through-pointer example. Make final sentence self-contained.
15874 * doc/implement-c.texi (Structures unions enumerations and
15875 bit-fields implementation): Cross-reference the type-punning blurb
15876 in the -fstrict-aliasing documentation.
15877
158782008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15879
15880 PR middle-end/36594
15881 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15882 the memory instead of the memory itself for the save area.
15883
158842008-06-24 Olivier Hainque <hainque@adacore.com>
15885 Nicolas Roche <roche@adacore.com>
15886
15887 * gengtype.c (srcdir_len): size_t instead of int.
15888 (get_file_realbasename): New function. For F a filename, the real
15889 basename of F, with all the path components stripped.
15890 (get_file_srcdir_relative_path): New function. For F a filename, the
15891 relative path to F from $(srcdir).
15892 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15893 get_file_realbasename. Adjust the head comment.
15894 (get_prefix_langdir_index): New function. For F a filename, return the
15895 lang_dir_names[] relative index of the language directory that is
15896 a prefix in F.
15897 (get_file_langdir): For F a filename, return the name of the language
15898 directory where F is located.
15899 (get_file_gtfilename): New function. The gt- output file name for an
15900 input filename F.
15901 (get_output_file_with_visibility): Replace in-line computations with
15902 uses of get_file_gtfilename and get_prefix_langdir_index.
15903 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15904
159052008-06-24 Jakub Jelinek <jakub@redhat.com>
15906
15907 PR tree-optimization/36504
15908 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15909 references without base address.
15910
159112008-06-23 Uros Bizjak <ubizjak@gmail.com>
15912
15913 PR middle-end/36584
15914 * calls.c (expand_call): Increase alignment for recursive functions.
15915
159162008-06-23 Anatoly Sokolov <aesok@post.ru>
15917
15918 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15919 (TARGET_FUNCTION_VALUE): New define.
15920 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15921 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15922
159232008-06-23 Uros Bizjak <ubizjak@gmail.com>
15924
15925 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15926 (fmod<mode>3): Ditto.
15927 (remainderxf3): Ditto.
15928 (remainder<mode>3): Ditto.
15929
159302008-06-23 Jakub Jelinek <jakub@redhat.com>
15931
15932 PR target/36533
15933 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15934 REG is a hard register.
15935
15936 PR tree-optimization/36508
15937 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15938 499, don't check it at all in release compilers.
15939
159402008-06-23 Uros Bizjak <ubizjak@gmail.com>
15941
15942 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15943 together with SSE_TARGET_MATH to disable insn pattern.
15944 (*fop_<MODEF:mode>_2_i387): Ditto.
15945 (*fop_<MODEF:mode>_3_i387): Ditto.
15946
159472008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15948
15949 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15950
159512008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15952
15953 PR middle-end/34906
15954 * gimplify.c (gimplify_asm_expr): Check the return code of
15955 parse_output_constraint call, set function return and is_inout
15956 value if it failed.
15957
159582008-06-22 Ian Lance Taylor <iant@google.com>
15959
15960 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15961 (narrowest_signed_type): Likewise.
15962 * c-typeck.c (c_common_type): Change local variable mclass to enum
15963 mode_class, twice.
15964 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15965 tcc_comparison, not the tree code itself.
15966 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15967 (c_expand_expr): Cast modifier to enum expand_modifier.
15968 * c-common.h (C_RID_CODE): Add casts.
15969 (C_SET_RID_CODE): Define.
15970 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15971 (c_lex_one_token): Add cast to avoid warning.
15972 (c_parser_objc_type_name): Rename local typename to type_name.
15973 (check_no_duplicate_clause): Change code parameter to enum
15974 omp_clause_code.
15975 (c_parser_omp_var_list_parens): Change kind parameter to enum
15976 omp_clause_code.
15977 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15978 c_parser_omp_list_var_parens.
15979 (c_parser_omp_threadprivate): Likewise.
15980 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15981 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15982 * c-format.c (NO_FMT): Define.
15983 (printf_length_specs): Use NO_FMT.
15984 (asm_fprintf_length_specs): Likewise.
15985 (gcc_diag_length_specs): Likewise.
15986 (scanf_length_specs): Likewise.
15987 (strfmon_length_specs): Likewise.
15988 (gcc_gfc_length_specs): Likewise.
15989 (printf_flag_specs): Change 0 to STD_C89.
15990 (asm_fprintf_flag_specs): Likewise.
15991 (gcc_diag_flag_specs): Likewise.
15992 (gcc_cxxdiag_flag_specs): Likewise.
15993 (scanf_flag_specs): Likewise.
15994 (strftime_flag_specs): Likewise.
15995 (strfmon_flag_specs): Likewise.
15996 (print_char_table): Likewise.
15997 (asm_fprintf_char_table): Likewise.
15998 (gcc_diag_char_table): Likewise.
15999 (gcc_tdiag_char_table): Likewise.
16000 (gcc_cdiag_char_table): Likewise.
16001 (gcc_cxxdiag_char_table): Likewise.
16002 (gcc_gfc_char_table): Likewise.
16003 (scan_char_table): Likewise.
16004 (time_char_table): Likewis.
16005 (monetary_char_table): Likewise.
16006 * c-format.h (BADLEN): Likewise.
16007
160082008-06-21 Ian Lance Taylor <iant@google.com>
16009
16010 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
16011 Define END_OF_BASE_TREE_CODES around inclusion.
16012 * tree.c (tree_code_type): New global array.
16013 (tree_code_length, tree_code_name): Likewise.
16014 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
16015 $(lang_tree_files).
16016 (all-tree.def, s-alltree): New targets.
16017 (gencheck.h, s-gencheck): Remove.
16018 (tree.o): Depend upon all-tree.def.
16019 (build/gencheck.o): Remove gencheck.h dependency.
16020 (mostlyclean): Don't remove gencheck.h.
16021 * c-common.h (enum c_tree_code): Remove.
16022 * c-lang.c (tree_code_type): Remove.
16023 (tree_code_length, tree_code_name): Remove.
16024 * gencheck.c (tree_codes): Include all-tree.def, rather than
16025 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
16026 after it is used.
16027 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
16028 than tree.def.
16029 * cp/cp-tree.h (enum cplus_tree_code): Remove.
16030 (operator_name_info): Size to MAX_TREE_CODES.
16031 (assignment_operator_name_info): Likewise.
16032 * cp/cp-lang.c (tree_code_type): Remove.
16033 (tree_code_length, tree_code_name): Remove.
16034 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
16035 (assignment_operator_name_info): Likewise.
16036 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
16037 MAX_TREE_CODES.
16038 * cp/mangle.c (write_expression): Likewise.
16039 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
16040 * fortran/f95-lang.c (tree_code_type): Remove.
16041 (tree_code_length, tree_code_name): Remove.
16042 * java/java-tree.h (enum java_tree_code): Remove.
16043 * java/lang.c (tree_code_type): Remove.
16044 (tree_code_length, tree_code_name): Remove.
16045 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
16046 * objc/objc-act.h (enum objc_tree_code): Remove.
16047 * objc/objc-lang.c (tree_code_type): Remove.
16048 (tree_code_length, tree_code_name): Remove.
16049 * objcp/objcp-lang.c (tree_code_type): Remove.
16050 (tree_code_length, tree_code_name): Remove.
16051 * ada/ada-tree.h (enum gnat_tree_code): Remove.
16052 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
16053 * ada/misc.c (tree_code_type): Remove.
16054 (tree_code_length, tree_code_name): Remove.
16055
160562008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
16057
16058 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
16059 the grand_bitmap_obstack.
16060
160612008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16062
16063 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
16064 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
16065 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
16066 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
16067 move_stmt_r, new_label_mapper): Likewise.
16068 * tree-complex.c (cvc_lookup): Likewise.
16069 * tree-dfa.c (create_function_ann): Likewise.
16070 * tree-dump.c (dump_register): Likewise.
16071 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
16072 find_phi_replacement_condition): Likewise.
16073 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
16074 tree_function_versioning): Likewise.
16075 * tree-into-ssa.c (cmp_dfsnum): Likewise.
16076 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
16077 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
16078 get_nonlocal_debug_decl, convert_nonlocal_reference,
16079 convert_nonlocal_omp_clauses, get_local_debug_decl,
16080 convert_local_reference, convert_local_omp_clauses,
16081 convert_nl_goto_reference, convert_nl_goto_receiver,
16082 convert_tramp_reference, convert_call_expr): Likewise.
16083 * tree-outof-ssa.c (contains_tree_r): Likewise.
16084 * tree-parloops.c (reduction_phi, initialize_reductions,
16085 eliminate_local_variables_1, add_field_for_reduction,
16086 add_field_for_name, create_phi_for_local_result,
16087 create_call_for_reduction_1, create_loads_for_reductions,
16088 create_stores_for_reduction, create_loads_and_stores_for_name):
16089 Likewise.
16090 * tree-phinodes.c (allocate_phi_node): Likewise.
16091 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
16092 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
16093 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
16094 * tree-ssa-coalesce.c (compare_pairs): Likewise.
16095 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
16096 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
16097 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
16098 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
16099 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
16100 vn_nary_op_insert): Likewise.
16101 * tree-ssa.c (redirect_edge_var_map_add,
16102 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
16103 * tree-vectorizer.c (vectorize_loops): Likewise.
16104 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
16105 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
16106 tree_cons_stat, build1_stat, build_variant_type_copy,
16107 decl_init_priority_lookup, decl_fini_priority_lookup,
16108 decl_priority_info, decl_restrict_base_lookup,
16109 decl_restrict_base_insert, decl_debug_expr_lookup,
16110 decl_debug_expr_insert, decl_value_expr_lookup,
16111 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
16112 type_hash_add, get_file_function_name, tree_check_failed,
16113 tree_not_check_failed, tree_range_check_failed,
16114 omp_clause_range_check_failed, build_omp_clause,
16115 build_vl_exp_stat): Likewise.
16116 * value-prof.c (gimple_histogram_value,
16117 gimple_duplicate_stmt_histograms): Likewise.
16118 * var-tracking.c (attrs_list_insert, attrs_list_copy,
16119 unshare_variable, variable_union_info_cmp_pos, variable_union,
16120 dataflow_set_different_1, dataflow_set_different_2,
16121 vt_find_locations, variable_was_changed, set_variable_part,
16122 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
16123 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
16124 section_entry_hash, object_block_entry_eq,
16125 object_block_entry_hash, create_block_symbol,
16126 initialize_cold_section_name, default_function_rodata_section,
16127 strip_reg_name, set_user_assembler_name, const_desc_eq,
16128 build_constant_desc, output_constant_def, lookup_constant_def,
16129 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
16130 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
16131 default_internal_label): Likewise.
16132 * varray.c (varray_init, varray_grow): Likewise.
16133 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
16134
161352008-06-20 Uros Bizjak <ubizjak@gmail.com>
16136
16137 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
16138 operators for "test" insn. Macroize insn using SWI mode macro.
16139 (*jcc_fused_2): Ditto.
16140 (*jcc_fused_3): Macroize insn using SWI mode macro.
16141 (*jcc_fused_4): Ditto.
16142
161432008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
16144
16145 * tree-ssa-pre.c: Fix typo in comment.
16146 (init_antic, fini_antic): Add explicit funtions for
16147 initializing and deinitializing ANTIC and AVAIL sets.
16148 (create_expression_by_pieces): Fix typo in comment.
16149 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
16150 (execute_pre): Eventually dump details about ANTIC_IN.
16151
161522008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16153
16154 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
16155 * gcc.c (translate_options, init_spec, store_arg, read_specs,
16156 add_to_obstack, file_at_path, find_a_file, execute,
16157 add_preprocessor_option, add_assembler_option, add_linker_option,
16158 process_command, insert_wrapper, do_option_spec, do_self_spec,
16159 spec_path, do_spec_1, is_directory, main, used_arg,
16160 getenv_spec_function): Likewise.
16161 * tlink.c (symbol_hash_lookup, file_hash_lookup,
16162 demangled_hash_lookup, symbol_push, file_push, frob_extension):
16163 Likewise.
16164
c95b2534 161652008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
16166
16167 * doc/rtl.texi: Updated subreg section.
16168
161692008-06-19 Jakub Jelinek <jakub@redhat.com>
16170
16171 PR c++/36523
16172 * cgraphunit.c (cgraph_process_new_functions): Don't clear
16173 node->needed and node->reachable.
16174 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
16175 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
16176 (expand_task_call): Don't call expand_task_copyfn.
16177 (expand_task_copyfn): Renamed to...
16178 (finalize_task_copyfn): ... this.
16179
161802008-06-19 Jan Hubicka <jh@suse.cz>
16181
16182 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
16183 clobbering framepointer.
16184
161852008-06-19 Jan Hubicka <jh@suse.cz>
16186
16187 * tree-optimize.c (execute_early_local_optimizations): Set
16188 cgraph_state only at first invocation.
16189
161902008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16191
16192 * system.h (-Wc++-compat): Activate as a warning, no an error.
16193
161942008-06-19 Uros Bizjak <ubizjak@gmail.com>
16195
16196 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
16197 instead of "#" in insn asm template.
16198 (*jcc_fused_2): Ditto.
16199
162002008-06-19 Uros Bizjak <ubizjak@gmail.com>
16201
16202 * config/i386/i386.h (ix86_tune_indices)
16203 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
16204 (TARGET_FUSE_CMP_AND_BRANCH): New define.
16205 * config/i386/i386.md (*jcc_fused_1): New insn pattern
16206 (*jcc_fused_2): Ditto.
16207 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
16208 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
16209 (print operand): Handle 'E' and 'e' code.
16210
162112008-06-19 Anatoly Sokolov <aesok@post.ru>
16212
16213 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
16214 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16215 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16216
162172008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
16218
16219 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
16220 node->decl.
16221 (cgraph_expand_function): Use local copy of decl.
16222 (cgraph_expand_all_functions): Remove redundant initialization of
16223 order_pos.
16224 (cgraph_optimize): Reword internal_error message.
16225
162262008-06-19 Chung-Lin Tang <ctang@marvell.com>
16227
16228 * arm-protos.h (arm_return_in_memory): Remove public
16229 arm_return_in_memory() prototype.
16230 * arm.c (arm_return_in_memory): Add static prototype, add target
16231 hook macro, change definition and comments.
16232 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
16233
162342008-06-19 Ben Elliston <bje@au.ibm.com>
16235
16236 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
16237 real.c: Remove references to IEEE 754R.
16238 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
16239 * doc/libgcc.texi (Decimal float library routines): Likewise.
16240
162412008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16242
16243 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16244 (default_unwind_word_mode): Add prototype.
16245 * targhooks.c (default_unwind_word_mode): New function.
16246 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16247 instead of word_mode.
16248 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16249 (TARGET_INITIALIZER): Use it.
16250
16251 * c-common.c (handle_mode_attribute): Support "unwind_word"
16252 mode attribute.
16253 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16254
16255 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16256 word_mode to access SjLj_Function_Context member "data".
16257 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16258 conversion from targetm.eh_return_filter_mode () to
16259 targetm.unwind_word_mode () if they differ.
16260
16261 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16262 (BT_FN_UNWINDWORD_PTR): New function type.
16263 (BT_FN_WORD_PTR): Remove.
16264 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16265 * except.c (expand_builtin_extend_pointer): Convert pointer to
16266 targetm.unwind_word_mode () instead of word_mode.
16267
16268 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16269 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16270 (spu_unwind_word_mode): New function.
16271 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16272 (TARGET_UNWIND_WORD_MODE): Define.
16273 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16274
162752008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16276
16277 * config/spu/spu.c (reg_align): Remove.
16278 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16279 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16280 (spu_split_store): Likewise.
16281
162822008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16283
16284 * gcc/tree-vn.c: Fix typo in comment.
16285
162862008-06-18 Jan Hubicka <jh@suse.cz>
16287
16288 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16289 toplevel reorder too.
16290
162912008-06-18 Jan Hubicka <jh@suse.cz>
16292
16293 * c-opts.c (c_common_post_options): PCH is not compatible with
16294 no-unit-at-a-time.
16295 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16296 -fno-toplevel-reorder by default now.
16297
162982008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16299
16300 PR documentation/30739
16301 * doc/install.texi (Prerequisites): Document dependency on awk.
16302
163032008-06-18 Uros Bizjak <ubizjak@gmail.com>
16304 Ian Lance Taylor <iant@google.com>
16305
16306 PR rtl-optimization/35604
16307 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16308 only want to change jump destinations, not eventual label comparisons.
16309
163102008-06-16 Jan Hubicka <jh@suse.cz>
16311
16312 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16313 syntax errors.
16314 (cgraph_analyze_function): Likewise.
16315
163162008-06-16 Jan Hubicka <jh@suse.cz>
16317
16318 * cgraph.h (cgraph_mark_if_needed): New function.
16319 * cgraphunit.c (cgraph_mark_if_needed): New function.
16320 * c-decl.c (duplicate_decl): Use it.
16321
163222008-06-16 Jan Hubicka <jh@suse.cz>
16323
16324 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16325 lowering.
16326
163272008-06-16 Jan Hubicka <jh@suse.cz>
16328
16329 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16330
163312008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16332 Kazu Hirata <kazu@codesourcery.com>
16333 Maxim Kuvyrkov <maxim@codesourcery.com
16334
16335 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16336 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16337 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16338 EXTRA_SPEC_FUNCTIONS.
16339 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16340 (DRIVER_SELF_SPECS): Adjust.
16341 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16342 * config/mips/st.h, config/mips/t-st: New.
16343 * config/mips/driver-native.c, config/mips/x-native: New.
16344 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16345 -mtune options.
16346
163472008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16348
16349 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16350 from it.
16351 (ISA_HAS_FP_CONDMOVE): New macro.
16352 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16353 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16354 (ISA_HAS_NMADD3_NMSUB3): New macro.
16355 * config/mips/mips.c (mips_rtx_costs): Update.
16356 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16357 compiling for ST Loongson 2E/2F.
16358 (madd<mode>): Rename to madd4<mode>. Update.
16359 (madd3<mode>): New pattern.
16360 (msub<mode>): Rename to msub4<mode>. Update.
16361 (msub3<mode>): New pattern.
16362 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16363 (nmadd3<mode>): New pattern.
16364 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16365 (nmadd3<mode>_fastmath): New pattern.
16366 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16367 (nmsub3<mode>): New pattern.
16368 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16369 (nmsub3<mode>_fastmath): New pattern.
16370 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16371
163722008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16373
16374 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16375 (DF_REF_INSN_INFO): New.
16376 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16377 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16378 with a NULL DF_REF_INSN_INFO.
16379 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16380 DF_INSN_SET.
16381 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16382 DF_INSN_INFO_EQ_USES): New.
16383 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16384 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16385 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16386 * df-core.c: Update comment for above changes.
16387 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16388 DF_INSN_UID_* macros.
16389 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16390 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16391 insn rtx. Update all callers.
16392 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16393 df_ref_create_structure, df_insn_refs_collect): Likewise.
16394 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16395 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16396 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16397 macros to access the insn refs.
16398 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16399 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16400 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16401 for accessing the refs.
16402 (try_fwprop_subst): Likewise.
16403 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16404 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16405 for accessing the refs.
16406 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16407 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16408 to look at the insn refs.
16409 (record_uses): Likewise.
16410 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16411 function anymore.
16412 (mark_artificial_uses): Don't mark_insn for artificial refs.
16413 (mark_reg_rependencies): Likewise.
16414
16415 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16416
164172008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16418
16419 * configure: Regenerate.
16420
164212008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16422
16423 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16424 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16425 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16426
164272008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16428
16429 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16430 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16431 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16432
164332008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16434
16435 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16436 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16437 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16438
164392008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16440
16441 * tree-ssa-sccvn.c: Fix format of comments.
16442
164432008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16444
16445 * cgraph.c: Remove unneeded forward declarations of eq_node()
16446 and hash_node().
16447
164482008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16449
16450 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16451 REG_RETVAL notes.
16452 (see_update_relevancy): Likewise.
16453 * fwprop.c (try_fwprop_subst): Likewise.
16454 * rtlanal.c (noop_move_p): Likewise.
16455 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16456 notes to non-existing libcall blocks.
16457 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16458 Remove orig_set.
16459 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16460 (dead_libcall_p): Remove.
16461 (delete_trivially_dead_insns): Don't use it.
16462 * web.c (union_defs): Remove comment about keeping nops.
16463 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16464 (compute_hash_table_work): Don't track libcall notes.
16465 (do_local_cprop): Don't take libcall pointers. Don't update
16466 libcall notes.
16467 (adjust_libcall_notes): Deleted.
16468 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16469 ever have existed in the first place).
16470 (replace_store_insn): Don't try to remove libcall notes.
16471 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16472 (resolve_reg_notes): Don't call them.
16473 (resolve_simple_move): Likewise.
16474 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16475 Don't remove REG_RETVAL notes.
16476 * emit-rtl.c (try_split): Don't update libcall notes.
16477 (emit_copy_of_insn_after): Dito.
16478 * cselib.c (cselib_current_insn_in_libcall): Remove.
16479 (cselib_process_insn): Don't set/clear it.
16480 (new_elt_loc_list): Don't record it.
16481 (cselib_init): Don't initialize it.
16482 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16483 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16484 notes.
16485 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16486 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16487 (init_deps): Don't initialize it.
16488 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16489 * combine.c (delete_noop_moves): Don't update libcall notes.
16490 (can_combine_p): Remove now pointless #if 0 block.
16491 (try_combine): Remove another obsolete #if 0 block.
16492 (distribute_notes): Don't distribute libcall notes.
16493 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16494 * dce.c (libcall_dead_p): Remove.
16495 (delete_unmarked_insns): Don't handle libcall blocks.
16496 (preserve_libcall_for_dce): Remove.
16497 (prescan_insns_for_dce): Don't special-case libcall block insns.
16498 * reload1 (reload): Don't handle libcall notes.
16499 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16500 documentation.
16501
165022008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16503
16504 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16505 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16506 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16507
165082008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16509
16510 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16511 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16512 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16513
165142008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16515
16516 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16517
165182008-06-16 Ira Rosen <irar@il.ibm.com>
16519
16520 PR tree-optimization/36493
16521 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16522 the arguments list. Use VECTYPE to create vector pointer.
16523 (vectorizable_store): Fail if accesses through a pointer to vectype
16524 do not alias the original memory reference operands.
16525 Call vect_create_data_ref_ptr without the removed argument.
16526 (vectorizable_load): Likewise.
16527 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16528 removed argument.
16529
165302008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16531
16532 PR target/36336
16533 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16534 reg_equiv_constant.
16535
165362008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16537
16538 * config/mips/loongson2ef.md: New file.
16539 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16540 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16541 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16542 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16543 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16544 and loongson_2f.
16545 (loongson2ef.md): New include.
16546 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16547 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16548 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16549 (loongson_gt_<mode>, loongson_extract_halfword)
16550 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16551 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16552 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16553 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16554 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16555 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16556 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16557 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16558 (vec_interleave_low<mode>): Define type attribute.
16559 * config/mips/mips.c (mips_ls2): New static variable.
16560 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16561 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16562 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16563 Implement target scheduling hooks.
16564 (mips_multipass_dfa_lookahead): Update to handle tuning for
16565 Loongson 2E/2F.
16566 (mips_sched_init): Initialize data for Loongson scheduling.
16567 (mips_ls2_variable_issue): New static function.
16568 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16569 Add sanity check.
16570 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16571 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16572 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16573 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16574 Handle ST Loongson 2E/2F cores.
16575 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16576
165772008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16578
16579 * omp-low.c (extract_omp_for_data): Fix comment typo.
16580 * c.opt: Fix typo.
16581
165822008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16583
16584 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16585 FIXME note about gcc/config.guess.
16586 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16587 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16588 * doc/cppopts.texi: Likewise.
16589 * doc/extend.texi: Likewise.
16590 * doc/gcc.texi: Likewise.
16591 * doc/gccint.texi: Likewise.
16592 * doc/gcov.texi: Likewise.
16593 * doc/gty.texi: Likewise.
16594 * doc/hostconfig.texi: Likewise.
16595 * doc/install.texi: Likewise.
16596 * doc/invoke.texi: Likewise.
16597 * doc/loop.texi: Likewise.
16598 * doc/makefile.texi: Likewise.
16599 * doc/md.texi: Likewise.
16600 * doc/passes.texi: Likewise.
16601 * doc/tm.texi: Likewise.
16602 * doc/tree-ssa.texi: Likewise.
16603 * doc/trouble.texi: Likewise.
16604
166052008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16606 Nathan Sidwell <nathan@codesourcery.com>
16607 Maxim Kuvyrkov <maxim@codesourcery.com>
16608 Richard Sandiford <rdsandiford@googlemail.com>
16609
16610 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16611 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16612 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16613 builtins.
16614 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16615 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16616 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16617 V8QImode cases.
16618 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16619 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16620 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16621 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16622 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16623 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16624 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16625 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16626 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16627 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16628 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16629 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16630 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16631 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16632 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16633 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16634 (mips_builtins): Add Loongson builtins.
16635 (mips_loongson_2ef_bdesc): New.
16636 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16637 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16638 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16639 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16640 New.
16641 (mips_expand_vector_init): New.
16642 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16643 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16644 if appropriate.
16645 * config/mips/mips.md: Add unspec numbers for Loongson
16646 builtins. Include loongson.md.
16647 (MOVE64): Include Loongson vector modes.
16648 (SPLITF): Include Loongson vector modes.
16649 (HALFMODE): Handle Loongson vector modes.
16650 * config/mips/loongson.md: New.
16651 * config/mips/loongson.h: New.
16652 * config.gcc: Add loongson.h header for mips*-*-* targets.
16653 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16654
166552008-06-14 Joseph Myers <joseph@codesourcery.com>
16656
16657 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16658 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16659 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16660 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16661 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16662 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16663 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16664 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16665 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16666 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16667 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16668 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16669 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16670 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16671 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16672 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16673 Remove use_fixproto=yes.
16674 (ia64*-*-hpux*): Remove comment about using fixproto.
16675 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16676
166772008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16678
16679 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16680 library rebuilds.
16681 * configure: Regenerate.
16682
166832008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16684
16685 PR middle-end/36520
16686 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16687 before evaluating it.
16688
166892008-06-13 Jakub Jelinek <jakub@redhat.com>
16690
16691 PR c/36507
16692 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16693 nested inline functions.
16694 (start_decl, start_function): Don't invert DECL_EXTERNAL
16695 for nested inline functions.
16696
166972008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16698
16699 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16700 splits that must be made for correctness.
16701
167022008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16703
16704 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16705 (AVAIL_NON_MIPS16): Likewise.
16706 (mips_builtin_description): Replace target_flags with a predicate.
16707 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16708 (dspr2_32): New availability predicates.
16709 (MIPS_BUILTIN): New macro.
16710 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16711 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16712 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16713 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16714 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16715 (mips_dsp_32only_bdesc): Merge into...
16716 (mips_builtins): ...this new array.
16717 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16718 (mips_init_builtins): Update after above changes.
16719 (mips_expand_builtin_1): Merge into...
16720 (mips_expand_builtin): ...here and update after above changes.
16721
167222008-06-12 Paul Brook <paul@codesourcery.com>
16723
16724 * longlong.h (__arm__): Define count_leading_zeros.
16725 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16726 (clzsi2, clzdi2): New functions.
16727 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16728 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16729 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16730 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16731 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16732 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16733 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16734 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16735 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16736 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16737
167382008-06-12 Kazu Hirata <kazu@codesourcery.com>
16739
16740 * config/m68k/m68k.c (m68k_tune_flags): New.
16741 (override_options): Compute m68k_tune_flags.
16742 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16743 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16744
167452008-06-12 Jakub Jelinek <jakub@redhat.com>
16746
16747 PR middle-end/36506
16748 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16749
167502008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16751
16752 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16753 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16754
167552008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16756
16757 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16758 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16759
167602008-06-12 Jakub Jelinek <jakub@redhat.com>
16761
16762 PR middle-end/36506
16763 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16764 reductions.
16765
167662008-06-12 Richard Guenther <rguenther@suse.de>
16767
16768 PR tree-optimization/36345
16769 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16770 add memory_tag_needed flag.
16771 (may_alias_p): Declare.
16772 * tree-ssa-alias.c (may_alias_p): Export.
16773 (set_initial_properties): Use memory_tag_needed flag.
16774 (update_reference_counts): Likewise.
16775 (reset_alias_info): Reset memory_tag_needed flag.
16776 (create_name_tags): Check memory_tag_needed flag.
16777 (dump_points_to_info_for): Dump it.
16778 * tree-ssa-structalias.c (struct variable_info): Remove
16779 directly_dereferenced flag.
16780 (new_var_info): Do not initialize it.
16781 (process_constraint_1): Do not set it.
16782 (update_alias_info): Set is_dereferenced flag.
16783 (set_uids_in_ptset): Use may_alias_p.
16784 (set_used_smts): Check memory_tag_needed flag.
16785 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16786 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16787 memory_tag_needed flag.
16788 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16789 from broken design.
16790
167912008-06-12 Kai Tietz <kai.tietz@onevision.com>
16792
16793 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16794 red zone for w64 abi.
16795 (ix86_expand_prologue): Likewise.
16796 (ix86_force_to_memory): Likewise.
16797 (ix86_free_from_memory): Likewise.
16798
167992008-06-11 Edmar Wienskoski <edmar@freescale.com>
16800
16801 PR target/36425
16802 * config/rs6000/rs6000.c (rs6000_override_options): Set
16803 rs6000_isel conditionally to the absence of comand line override.
16804 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16805 Remove duplicate rs6000_isel setting.
16806 * config/rs6000/eabispe.h: Ditto.
16807
168082008-06-11 Richard Guenther <rguenther@suse.de>
16809
16810 * alias.c (get_alias_set): Use the element alias-set for arrays.
16811 (record_component_aliases): For arrays and vectors do nothing.
16812 * c-common.c (strict_aliasing_warning): Handle the cases
16813 of alias set zero explicitly.
16814 * Makefile.in (dfp.o-warn): Add -Wno-error.
16815
168162008-06-11 Joseph Myers <joseph@codesourcery.com>
16817
16818 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16819 tune_32 tune_64.
16820 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16821 tune_32 tune_64 to supported_defaults. Allow values not
16822 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16823 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16824 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16825 with_cpu_64 to generic for 64-bit-supporting configurations, not
16826 with_cpu. Remove FIXMEs.
16827 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16828 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16829 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16830 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16831 arch_32 and arch_64.
16832
168332008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16834 Olivier Hainque <hainque@adacore.com>
16835
16836 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16837 Use DECL_SIZE_UNIT to retrieve the size of the field.
16838
168392008-06-11 Joseph Myers <joseph@codesourcery.com>
16840
16841 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16842 with function calls after declarations. Lay out
16843 neon_float_type_node before further use.
16844
168452008-06-11 Richard Guenther <rguenther@suse.de>
16846
16847 * tree-flow.h (may_point_to_global_var): Declare.
16848 * tree-ssa-alias.c (may_point_to_global_var): New function.
16849 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16850
168512008-06-10 Kazu Hirata <kazu@codesourcery.com>
16852
16853 * configure.ac: Teach that fido supports .debug_line.
16854 * configure: Regenerate.
16855
168562008-06-10 Tom Tromey <tromey@redhat.com>
16857
16858 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16859 debug hook.
16860
168612008-06-10 Joseph Myers <joseph@codesourcery.com>
16862
16863 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16864 (encode_decimal64, decode_decimal64, encode_decimal128,
16865 decode_decimal128): Reverse order of 32-bit parts of value if host
16866 and target endianness differ.
16867
168682008-06-10 Vinodha Ramasamy <vinodha@google.com>
16869
16870 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16871 Avoid division by 0.
16872 (tree_mod_pow2_value_transform): Likewise.
16873 (tree_ic_transform): Likewise.
16874 (tree_stringops_transform): Likewise.
16875 (tree_mod_subtract_transform): Likewise.
16876 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16877 (copy_edges_for_bb): Likewise.
16878 (initialize_cfun): Likewise.
16879
168802008-06-10 Uros Bizjak <ubizjak@gmail.com>
16881
16882 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16883 nonmemory_operand. Add "N" operand constraint.
16884 (*btsi): Ditto.
16885 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16886 (*jcc_btsi_mask): Ditto.
16887 (*jcc_btsi_mask_1): Ditto.
16888
168892008-06-10 Joseph Myers <joseph@codesourcery.com>
16890
16891 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16892 TYPE_CANONICAL for copied element type.
16893
168942008-06-10 Uros Bizjak <ubizjak@gmail.com>
16895
16896 PR target/36473
16897 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16898 Add m_CORE2 and m_GENERIC.
16899 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16900 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16901 (*btsi): Ditto.
16902 (*jcc_btdi_rex64): New instruction and split pattern.
16903 (*jcc_btsi): Ditto.
16904 (*jcc_btsi_1): Ditto.
16905 (*btsq): Fix Intel asm dialect operand order.
16906 (*btrq): Ditto.
16907 (*btcq): Ditto.
16908
169092008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16910
16911 PR middle-end/36447
16912 * simplify-rtx.c (simplify_subreg): Add check for shift count
16913 greater than size.
16914
169152008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16916
16917 * doc/md.texi: Synchronize with later constraints.md change.
16918 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16919 with a C implementation.
16920 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16921 MFLO handling.
16922 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16923 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16924 when moving to and from MD_REGNUM.
16925 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16926 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16927 Handle byte and halfword moves.
16928 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16929 separately.
16930 * config/mips/constraints.md (h): Turn into NO_REGS.
16931 (l, x): Update documentation.
16932 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16933 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16934 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16935 (HILO): New mode iterator.
16936 (MOVE128): Add TI.
16937 (any_div): New code iterator.
16938 (u): Extend code attribute to div and udiv.
16939 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16940 d_operand in the splitters. Remove redundant CONST_INT checks.
16941 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16942 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16943 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16944 accordingly, using normal moves instead of unspecs to move LO into
16945 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16946 (<u>mulsidi3): Handle expansion in C code.
16947 (<u>mulsidi3_32bit_internal): Rename to...
16948 (<u>mulsidi3_32bit): ...this.
16949 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16950 (*<u>mulsidi3_64bit): Rename to...
16951 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16952 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16953 to set LO and HI to the multiplication result. Use a normal move
16954 for MFLO and an unspec for MFHI.
16955 (*<u>mulsidi3_64bit_parts): Replace with...
16956 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16957 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16958 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16959 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16960 instead of HI. Split the instruction into a separate multiplication
16961 and MFHI if !TARGET_FIX_R4000.
16962 (<su>muldi3_highpart): Likewise.
16963 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16964 and the "=h" clobber.
16965 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16966 (<u>mulditi3): New expander.
16967 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16968 (madsi): Remove "=h" clobber.
16969 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16970 Force the modulus result to be a GPR and split the instruction into
16971 a division followed by an MFHI after reload.
16972 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16973 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16974 the MIPS16 HIGH define_split.
16975 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16976 of acc<->gpr moves to "multi".
16977 (*movdi_64bit): Replace the single "x" alternative with
16978 alternatives for moving into and out of "a".
16979 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16980 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16981 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16982 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16983 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16984 (movti): New expander.
16985 (*movti, *movti_mips16): New insns.
16986 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16987 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16988 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16989 * config/mips/predicates.md (fpr_operand): Delete.
16990 (d_operand): New predicate.
16991
169922008-06-09 Michael Meissner <michael.meissner@amd.com>
16993
16994 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16995 failure on some Bourne shells.
16996 (x86_64-*-*): Ditto.
16997
169982008-06-09 Kai Tietz <kai.tietz@onevision.com>
16999
17000 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
17001
170022008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
17003
17004 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
17005 (sparc-sun-solaris2*): Likewise.
17006
170072008-06-09 Arnaud Charlet <charlet@adacore.com
17008
17009 * doc/install.texi: Update requirements to build the Ada compiler.
17010
170112008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
17012
17013 * df-scan.c (struct df_scan_problem_data): Remove the
17014 mw_link_pool alloc pool.
17015 (df_scan_free_internal): Don't free it.
17016 (df_scan_alloc): Don't allocate it.
17017 * df.h (struct df_link): Update comment.
17018
170192008-06-08 Nathan Sidwell <nathan@codesourcery.com>
17020
17021 * except.h: Correct checks for when SJLJ exceptions must be used.
17022
170232008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17024
17025 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
17026 default.
17027
170282008-06-08 Joseph Myers <joseph@codesourcery.com>
17029
17030 PR tree-optimization/36218
17031 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
17032 configure for the build system.
17033 (BUILD_LDFLAGS): Define.
17034 * configure: Regenerate.
17035 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
17036
170372008-07-08 Anatoly Sokolov <aesok@post.ru>
17038
17039 PR target/36424
17040 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
17041 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
17042 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
17043
170442008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
17045
17046 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
17047
170482008-06-07 Joseph Myers <joseph@codesourcery.com>
17049
17050 * config.gcc (Obsolete configurations): Remove list of
17051 configurations.
17052 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
17053 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
17054 targets matched by those patterns.
17055 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
17056 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
17057 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
17058 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
17059 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17060 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
17061 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
17062 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
17063 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
17064 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
17065 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
17066 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
17067 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
17068 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
17069 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
17070 Make code for Solaris 7 and greater unconditional for Solaris.
17071 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
17072 Remove --with-* handling.
17073 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
17074 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
17075 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
17076 LINK_OS_WINDISS_SPEC): Remove.
17077 * config/rs6000/sysv4.opt (mwindiss): Remove.
17078 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
17079 * configure: Regenerate.
17080 * doc/cpp.texi: Don't mention BeOS.
17081 * doc/extend.texi (interrupt): Don't mention MS1.
17082 * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
17083 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
17084 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
17085 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
17086 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
17087 Remove.
17088 * doc/invoke.texi (MT Options): Remove.
17089 (-mwindiss): Remove.
17090 (CRIS Options): Remove cris-axis-aout references.
17091 (HPPA Options): Don't mention hppa1.1-*-pro.
17092 * doc/md.texi (MorphoTech family): Remove.
17093 * libgcc2.c: Don't handle UWIN.
17094 * config/alpha/t-unicosmk: Remove.
17095 * config/alpha/unicosmk.h: Remove.
17096 * config/arm/kaos-arm.h: Remove.
17097 * config/arm/kaos-strongarm.h: Remove.
17098 * config/arm/strongarm-coff.h: Remove.
17099 * config/arm/strongarm-elf.h: Remove.
17100 * config/arm/strongarm-pe.h: Remove.
17101 * config/arm/t-strongarm-pe: Remove.
17102 * config/arm/t-xscale-coff: Remove.
17103 * config/arm/t-xscale-elf: Remove.
17104 * config/arm/xscale-coff.h: Remove.
17105 * config/arm/xscale-elf.h: Remove.
17106 * config/chorus.h: Remove.
17107 * config/cris/aout.h: Remove.
17108 * config/cris/aout.opt: Remove.
17109 * config/cris/t-aout: Remove.
17110 * config/i386/beos-elf.h: Remove.
17111 * config/i386/kaos-i386.h: Remove.
17112 * config/i386/ptx4-i.h: Remove.
17113 * config/i386/sco5.h: Remove.
17114 * config/i386/sco5.opt: Remove.
17115 * config/i386/sysv4-cpp.h: Remove.
17116 * config/i386/sysv5.h: Remove.
17117 * config/i386/t-beos: Remove.
17118 * config/i386/t-sco5: Remove.
17119 * config/i386/t-uwin: Remove.
17120 * config/i386/uwin.asm: Remove.
17121 * config/i386/uwin.h: Remove.
17122 * config/kaos.h: Remove.
17123 * config/mips/windiss.h: Remove.
17124 * config/mt: Remove directory.
17125 * config/pa/pa-osf.h: Remove.
17126 * config/pa/pa-pro-end.h: Remove.
17127 * config/pa/t-pro: Remove.
17128 * config/ptx4.h: Remove.
17129 * config/rs6000/beos.h: Remove.
17130 * config/rs6000/kaos-ppc.h: Remove.
17131 * config/rs6000/t-beos: Remove.
17132 * config/rs6000/windiss.h: Remove.
17133 * config/sh/kaos-sh.h: Remove.
17134 * config/sol2-6.h: Remove.
17135 * config/sparc/sol26-sld.h: Remove.
17136 * config/sparc/sysv4-only.h: Remove.
17137 * config/vax/bsd.h: Remove.
17138 * config/vax/t-memfuncs: Remove.
17139 * config/vax/ultrix.h: Remove.
17140 * config/vax/vaxv.h: Remove.
17141 * config/windiss.h: Remove.
17142
c95b2534 171432008-06-06 Uros Bizjak <ubizjak@gmail.com>
a5f061dc
RG
17144
17145 PR rtl-optimization/36438
17146 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
17147 for vector shifts with constant scalar shift operands.
17148
171492008-06-06 Sandip Matte <sandip@rmicorp.com>
17150
17151 * doc/invoke.texi: Document -march=xlr.
17152 * config/mips/xlr.md: New file.
17153 * config/mips/mips.md: Include it.
17154 (cpu): Add "xlr".
17155 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
17156 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
17157 (mips_rtx_cost_data): Likewise.
17158
171592008-06-06 Nathan Froyd <froydnj@codesourcery.com>
17160
17161 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
17162 PRE_INC and PRE_DEC cases.
17163
171642008-06-06 Jakub Jelinek <jakub@redhat.com>
17165
17166 PR rtl-optimization/36419
17167 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
17168 the emitting jump insn.
17169
17170 PR target/36362
17171 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
17172 is not bool, boolify the whole *expr_p and convert to the desired type.
17173
171742008-06-06 Jakub Jelinek <jakub@redhat.com>
17175
17176 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
17177 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
17178 Add omp_private_outer_ref hook, add another argument to
17179 omp_clause_default_ctor hook.
17180 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
17181 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
17182 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
17183 hook_tree_tree_tree_tree_null.
17184 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
17185 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
17186 * hooks.c (hook_tree_tree_tree_tree_null): New function.
17187 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
17188 * tree.def (OMP_TASK): New tree code.
17189 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
17190 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
17191 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
17192 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
17193 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
17194 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
17195 OMP_CLAUSE_COLLAPSE_EXPR): Define.
17196 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17197 (OMP_DIRECTIVE_P): Add OMP_TASK.
17198 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
17199 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
17200 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
17201 and OMP_CLAUSE_UNTIED entries.
17202 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
17203 num_ops to 2.
17204 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17205 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
17206 * tree-pretty-print.c (dump_omp_clause): Handle
17207 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
17208 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
17209 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
17210 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
17211 warning about unsigned iterators. Change decl/init/cond/incr
17212 arguments to TREE_VECs, check arguments for all collapsed loops.
17213 (c_finish_omp_taskwait): New function.
17214 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
17215 ws_clauses.
17216 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
17217 default_function_array_conversion on init. Add par_clauses argument.
17218 If decl is present in parallel's lastprivate clause, change it to
17219 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
17220 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
17221 collapse count in clauses.
17222 (c_parser_omp_for, c_parser_omp_parallel): Adjust
17223 c_parser_omp_for_loop callers.
17224 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
17225 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
17226 (c_parser_omp_clause_name): Handle collapse and untied clauses.
17227 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
17228 functions.
17229 (c_parser_omp_clause_schedule): Handle schedule(auto).
17230 Include correct location in the error message.
17231 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
17232 and PRAGMA_OMP_CLAUSE_UNTIED.
17233 (OMP_TASK_CLAUSE_MASK): Define.
17234 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
17235 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
17236 * tree-nested.c (convert_nonlocal_omp_clauses,
17237 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
17238 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
17239 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17240 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
17241 OMP_CLAUSE_DECL.
17242 (conver_nonlocal_reference, convert_local_reference,
17243 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17244 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17245 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17246 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17247 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17248 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17249 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17250 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17251 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17252 OMP_CLAUSE_UNTIED.
17253 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17254 * c-common.h (c_finish_omp_taskwait): New prototype.
17255 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17256 * tree-parloops.c (create_parallel_loop): Create 1 entry
17257 vectors for OMP_FOR_{INIT,COND,INCR}.
17258 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17259 (make_edges): Handle OMP_TASK.
17260 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17261 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17262 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17263 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17264 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17265 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17266 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17267 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17268 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17269 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17270 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17271 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17272 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17273 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17274 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17275 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17276 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17277 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17278 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17279 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17280 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17281 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17282 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17283 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17284 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17285 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17286 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17287 original iterator is present in lastprivate clause or if
17288 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17289 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17290 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17291 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17292 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17293 if it is set, lookup var in outer contexts too. Handle
17294 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17295 to be implicitly determined firstprivate for task regions.
17296 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17297 if it is set, lookup var in outer contexts too. Set
17298 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17299 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17300 OMP_CLAUSE_UNTIED. Take region_type as last argument
17301 instead of in_parallel and in_combined_parallel.
17302 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17303 Adjust callers.
17304 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17305 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17306 (new_omp_context): Set default_kind to
17307 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17308 (omp_region_type): New enum.
17309 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17310 fields, add region_type.
17311 (new_omp_context): Take region_type as argument instead of is_parallel
17312 and is_combined_parallel.
17313 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17314 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17315 ctx->is_combined_parallel checks.
17316 (gimplify_omp_task): New function.
17317 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17318 OMP_CLAUSE_UNTIED.
17319 * omp-low.c (extract_omp_for_data): Use schedule(static)
17320 for schedule(auto). Handle pointer and unsigned iterators.
17321 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17322 Add loops argument. Extract data for collapsed OMP_FOR loops.
17323 (expand_parallel_call): Assert sched_kind isn't auto,
17324 map runtime schedule to index 3.
17325 (struct omp_for_data_loop): New type.
17326 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17327 Add loop, loops, collapse and iter_type fields.
17328 (workshare_safe_to_combine_p): Disallow combined for if
17329 iter_type is unsigned long long. Don't combine collapse > 1 loops
17330 unless all bounds and steps are constant. Adjust extract_omp_for_data
17331 caller.
17332 (expand_omp_for_generic): Handle pointer, unsigned and long long
17333 iterators. Handle collapsed OMP_FOR loops. Adjust
17334 for struct omp_for_data changes. If libgomp function doesn't return
17335 boolean_type_node, add comparison of the return value with 0.
17336 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17337 pointer, unsigned and long long iterators. Adjust for struct
17338 omp_for_data changes.
17339 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17340 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17341 unsigned long long. Allocate loops array, pass it to
17342 extract_omp_for_data. For collapse > 1 loops use always
17343 expand_omp_for_generic.
17344 (omp_context): Add sfield_map and srecord_type fields.
17345 (is_task_ctx, lookup_sfield): New functions.
17346 (use_pointer_for_field): Use is_task_ctx helper. Change first
17347 argument's type from const_tree to tree. Clarify comment.
17348 In OMP_TASK disallow copy-in/out sharing.
17349 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17350 (install_var_field): Add mask argument. Populate both record_type
17351 and srecord_type if needed.
17352 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17353 in srecord_type.
17354 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17355 and DECL_FIELD_OFFSET.
17356 (scan_sharing_clauses): Adjust install_var_field callers. For
17357 firstprivate clauses on explicit tasks allocate the var by value in
17358 record_type unconditionally, rather than by reference.
17359 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17360 Use is_taskreg_ctx instead of is_parallel_ctx.
17361 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17362 (create_omp_child_function_name): Add task_copy argument, use
17363 *_omp_cpyfn* names if it is true.
17364 (create_omp_child_function): Add task_copy argument, if true create
17365 *_omp_cpyfn* helper function.
17366 (scan_omp_parallel): Adjust create_omp_child_function callers.
17367 Rename parallel_nesting_level to taskreg_nesting_level.
17368 (scan_omp_task): New function.
17369 (lower_rec_input_clauses): Don't run constructors for firstprivate
17370 explicit task vars which are initialized by *_omp_cpyfn*.
17371 Pass outer var ref to omp_clause_default_ctor hook if
17372 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17373 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17374 OMP_CLAUSE_REDUCTION_INIT.
17375 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17376 avoid duplicate setting of fields. Handle
17377 OMP_CLAUSE_PRIVATE_OUTER_REF.
17378 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17379 copy-out if TREE_READONLY, only copy-in.
17380 (expand_task_copyfn): New function.
17381 (expand_task_call): New function.
17382 (struct omp_taskcopy_context): New type.
17383 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17384 New functions.
17385 (lower_omp_parallel): Rename to...
17386 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17387 Call create_task_copyfn if srecord_type is needed. Adjust
17388 sender_decl type.
17389 (task_shared_vars): New variable.
17390 (check_omp_nesting_restrictions): Warn if work-sharing,
17391 barrier, master or ordered region is closely nested inside OMP_TASK.
17392 Add warnings for barrier if closely nested inside of work-sharing,
17393 ordered, or master region.
17394 (scan_omp_1): Call check_omp_nesting_restrictions even for
17395 GOMP_barrier calls. Rename parallel_nesting_level to
17396 taskreg_nesting_level. Handle OMP_TASK.
17397 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17398 work-sharing construct, continue looking for them on parent parallel
17399 construct.
17400 (lower_omp_for_lastprivate): Add lastprivate clauses
17401 to the beginning of dlist rather than end. Adjust for struct
17402 omp_for_data changes.
17403 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17404 not after it. Handle collapsed OMP_FOR loops, adjust for
17405 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17406 (get_ws_args_for): Adjust extract_omp_for_data caller.
17407 (scan_omp_for): Handle collapsed OMP_FOR
17408 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17409 (lower_omp_single_simple): If libgomp function doesn't return
17410 boolean_type_node, add comparison of the return value with 0.
17411 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17412 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17413 (parallel_nesting_level): Rename to...
17414 (taskreg_nesting_level): ... this.
17415 (is_taskreg_ctx): New function.
17416 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17417 of is_parallel_ctx.
17418 (execute_lower_omp): Rename parallel_nesting_level to
17419 taskreg_nesting_level.
17420 (expand_omp_parallel): Rename to...
17421 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17422 Call omp_task_call for OMP_TASK regions.
17423 (expand_omp): Adjust caller, handle OMP_TASK.
17424 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17425
17426 * bitmap.c (bitmap_default_obstack_depth): New variable.
17427 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17428 if argument is NULL and bitmap_default_obstack is already initialized.
17429 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17430 at the end.
17431 * matrix-reorg.c (matrix_reorg): Likewise.
17432
174332008-06-06 Uros Bizjak <ubizjak@gmail.com>
17434
17435 * config/i386/i386.md (*indirect_jump): Macroize using P
17436 mode iterator. Remove !TARGET_64BIT from insn constraints.
17437 (*tablejump_1): Ditto.
17438 (*indirect_jump_rex64): Remove insn pattern.
17439 (*tablejump_1_rex64): Ditto.
17440 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17441 and eh_return_si insn patterns.
17442
174432008-06-06 Richard Guenther <rguenther@suse.de>
17444
17445 * tree-ssa-structalias.c (merge_smts_into): Remove.
17446 (find_what_p_points_to): Do not bother to compute the
17447 points-to set for pt_anything pointers.
17448 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17449 for pt_anything pointers is ok.
17450
174512008-06-06 Jan Hubicka <jh@suse.cz>
17452
17453 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17454
174552008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17456
17457 * cgraph.c: Fix typos in comments.
17458 (cgraph_availability_names): Fix string typo.
17459 * fold-const.c: Fix typos in comments.
17460 (fold_binary): Fix typo in warning.
17461 * genautomata.c: Fix typos in comments.
17462 (check_presence_pattern_sets): Fix typo in local variable.
17463 (output_description): Fix typo in output.
17464 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17465 * hwint.h: Likewise.
17466 * matrix-reorg.c (check_allocation_function): Likewise.
17467 * omega.c (smooth_weird_equations): Likewise.
17468 * auto-inc-dec.c: Fix typos in comments.
17469 * bb-reorder.c: Likewise.
17470 * builtins.c: Likewise.
17471 * c-common.c: Likewise.
17472 * c-cppbuiltin.c: Likewise.
17473 * c-parser.c: Likewise.
17474 * c-pretty-print.c: Likewise.
17475 * cfgcleanup.c: Likewise.
17476 * cfgexpand.c: Likewise.
17477 * cfghooks.c: Likewise.
17478 * cfglayout.c: Likewise.
17479 * cfgloopmanip.c: Likewise.
17480 * cgraphunit.c: Likewise.
17481 * coverage.c: Likewise.
17482 * dbxout.c: Likewise.
17483 * df-byte-scan.c: Likewise.
17484 * df-core.c: Likewise.
17485 * df-problems.c: Likewise.
17486 * df-scan.c: Likewise.
17487 * dfp.c: Likewise.
17488 * dominance.c: Likewise.
17489 * domwalk.c: Likewise.
17490 * dse.c: Likewise.
17491 * dwarf2out.c: Likewise.
17492 * emit-rtl.c: Likewise.
17493 * et-forest.c: Likewise.
17494 * function.c: Likewise.
17495 * function.h: Likewise.
17496 * gcc.c: Likewise.
17497 * gcov-io.c: Likewise.
17498 * gcov.c: Likewise.
17499 * gcse.c: Likewise.
17500 * genattrtab.c: Likewise.
17501 * ggc-page.c: Likewise.
17502 * gimplify.c: Likewise.
17503 * gthr-lynx.h: Likewise.
17504 * haifa-sched.c: Likewise.
17505 * ipa-cp.c: Likewise.
17506 * ipa-inline.c: Likewise.
17507 * ipa-prop.h: Likewise.
17508 * ipa-pure-const.c: Likewise.
17509 * ipa-struct-reorg.c: Likewise.
17510 * ipa-struct-reorg.h: Likewise.
17511 * ipa-type-escape.c: Likewise.
17512 * ipa.c: Likewise.
17513 * loop-doloop.c: Likewise.
17514 * mips-tfile.c: Likewise.
17515 * mkmap-flat.awk: Likewise.
17516 * mkmap-symver.awk: Likewise.
17517 * modulo-sched.c: Likewise.
17518 * omp-low.c: Likewise.
17519 * optabs.c: Likewise.
17520 * optabs.h: Likewise.
17521 * opts.c: Likewise.
17522 * passes.c: Likewise.
17523 * postreload-gcse.c: Likewise.
17524 * postreload.c: Likewise.
17525 * predict.c: Likewise.
17526 * pretty-print.h: Likewise.
17527 * profile.c: Likewise.
17528 * protoize.c: Likewise.
17529 * ra-conflict.c: Likewise.
17530 * real.c: Likewise.
17531 * recog.c: Likewise.
17532 * regclass.c: Likewise.
17533 * regs.h: Likewise.
17534 * reload.c: Likewise.
17535 * rtl-error.c: Likewise.
17536 * rtlanal.c: Likewise.
17537 * scan.h: Likewise.
17538 * sched-rgn.c: Likewise.
17539 * see.c: Likewise.
17540 * stmt.c: Likewise.
17541 * target.h: Likewise.
17542 * tree-dfa.c: Likewise.
17543 * tree-eh.c: Likewise.
17544 * tree-flow-inline.h: Likewise.
17545 * tree-inline.c: Likewise.
17546 * tree-into-ssa.c: Likewise.
17547 * tree-loop-distribution.c: Likewise.
17548 * tree-nested.c: Likewise.
17549 * tree-parloops.c: Likewise.
17550 * tree-pass.h: Likewise.
17551 * tree-pretty-print.c: Likewise.
17552 * tree-profile.c: Likewise.
17553 * tree-scalar-evolution.c: Likewise.
17554 * tree-sra.c: Likewise.
17555 * tree-ssa-alias-warnings.c: Likewise.
17556 * tree-ssa-ccp.c: Likewise.
17557 * tree-ssa-coalesce.c: Likewise.
17558 * tree-ssa-dom.c: Likewise.
17559 * tree-ssa-dse.c: Likewise.
17560 * tree-ssa-forwprop.c: Likewise.
17561 * tree-ssa-live.c: Likewise.
17562 * tree-ssa-live.h: Likewise.
17563 * tree-ssa-loop-im.c: Likewise.
17564 * tree-ssa-loop-ivopts.c: Likewise.
17565 * tree-ssa-loop-niter.c: Likewise.
17566 * tree-ssa-loop-prefetch.c: Likewise.
17567 * tree-ssa-phiopt.c: Likewise.
17568 * tree-ssa-phiprop.c: Likewise.
17569 * tree-ssa-sccvn.c: Likewise.
17570 * tree-ssa-ter.c: Likewise.
17571 * tree-ssa-threadupdate.c: Likewise.
17572 * tree-ssa.c: Likewise.
17573 * tree-vect-analyze.c: Likewise.
17574 * tree-vect-transform.c: Likewise.
17575 * tree-vectorizer.c: Likewise.
17576 * tree-vn.c: Likewise.
17577 * tree-vrp.c: Likewise.
17578 * tree.c: Likewise.
17579 * tree.def: Likewise.
17580 * tree.h: Likewise.
17581 * unwind-dw2-fde.c: Likewise.
17582 * unwind.inc: Likewise.
17583 * value-prof.c: Likewise.
17584 * vmsdbgout.c: Likewise.
17585
175862008-06-05 David Edelsohn <edelsohn@gnu.org>
17587
17588 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17589 always place FP constants in the TOC for TARGET_POWERPC64.
17590 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17591
175922008-06-05 Joseph Myers <joseph@codesourcery.com>
17593
17594 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17595 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17596 enable for TARGET_E500_DOUBLE.
17597 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17598 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17599 floating-point modes like integer modes for E500 double.
17600 (rs6000_legitimate_offset_address_p): Likewise.
17601 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17602 addressing for DDmode for E500 double.
17603 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17604 modes as using 64-bits of registers for E500 double.
17605 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17606 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17607 specially for E500 double.
17608 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17609 TDmode for E500 double.
17610 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17611 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17612 (rs6000_split_multireg_move): Do not handle TDmode specially for
17613 E500 double.
17614 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17615 using 64-bit registers for E500 double.
17616 (emit_frame_save): Do not handle DDmode specially for E500 double.
17617 (gen_frame_mem_offset): Likewise.
17618 (rs6000_function_value): Do not call spe_build_register_parallel
17619 for DDmode or TDmode.
17620 (rs6000_libcall_value): Likewise.
17621 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17622 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17623 for E500 double.
17624
176252008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17626
17627 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17628 in comments.
17629
c95b2534 176302008-06-04 Junjie Gu <jgu@tensilica.com>
a5f061dc
RG
17631
17632 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17633 comparison for frame pointers.
17634
176352008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17636
17637 PR target/27386
17638 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17639
176402008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17641
17642 PR target/30243
17643 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17644 register is already smaller or equal to required mode.
17645
176462008-06-04 Xinliang David Li <davidxl@google.com>
17647
17648 * tree-call-cdce.c: New file.
17649 (cond_dead_built_in_calls): New static variable.
17650 (input_domain): New struct.
17651 (check_pow): New function.
17652 (check_builtin_call): Ditto.
17653 (check_target_format): Ditto.
17654 (is_call_dce_candidate): Ditto.
17655 (gen_one_condition): Ditto.
17656 (gen_conditions_for_domain): Ditto.
17657 (get_domain): Ditto.
17658 (gen_conditions_for_pow_cst_base): Ditto.
17659 (gen_conditions_for_pow_int_base): Ditto.
17660 (gen_conditions_for_pow): Ditto.
17661 (get_no_error_domain): Ditto.
17662 (gen_shrink_wrap_conditions): Ditto.
17663 (shrink_wrap_one_built_in_call): Ditto.
17664 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17665 (tree_call_cdce): Ditto.
17666 (gate_call_cdce): Ditto.
17667 (pass_call_cdce): New gimple pass.
17668 * passes.c (init_optimization_passes): New pass.
17669 * tree-pass.h: New pass declaration.
17670 * opts.c (decode_options): New flag setting.
17671 * common.opt: Add -ftree-builtin-call-dce flag.
17672 * Makefile.in: Add new source file.
17673 * tempvar.def: New tv_id.
17674 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17675
176762008-06-04 Richard Guenther <rguenther@suse.de>
17677
17678 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17679 (is_call_clobbered): Always check var_ann->call_clobbered.
17680 (mark_call_clobbered): Always set var_ann->call_clobbered.
17681 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17682 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17683 (reset_alias_info): Clear call clobbering info on MTAGs and
17684 globals as well.
17685 (set_pt_anything): Set pt_global_mem.
17686 (create_tag_raw): Adjust comment.
17687 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17688
176892008-06-04 Joseph Myers <joseph@codesourcery.com>
17690 Maxim Kuvyrkov <maxim@codesourcery.com>
17691
17692 * config/m68k/m68k.opt (mxgot): New option.
17693 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17694 (m68k_output_addr_const_extra): New.
17695 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17696 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17697 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17698 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17699
177002008-06-04 Richard Guenther <rguenther@suse.de>
17701
17702 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17703 negative or non-representable offsets.
17704
177052008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17706
17707 * config/i386/i386.c (ix86_gen_leave): New.
17708 (ix86_gen_pop1): Likewise.
17709 (ix86_gen_add3): Likewise.
17710 (ix86_gen_sub3): Likewise.
17711 (ix86_gen_sub3_carry): Likewise.
17712 (ix86_gen_one_cmpl2): Likewise.
17713 (ix86_gen_monitor): Likewise.
17714 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17715 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17716 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17717 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17718 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17719 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17720 (ix86_expand_epilogue): Updated.
17721 (print_operand): Handle integer register operand for 'z'.
17722 (ix86_expand_strlensi_unroll_1): Likewise.
17723 (ix86_expand_strlen): Likewise.
17724 (ix86_expand_builtin): Likewise.
17725 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17726 mov{q}/mov{l} and add{q}/add{l}.
17727
177282008-06-03 Kai Tietz <kai.tietz@onevision.com>
17729
17730 * config/i386/i386.md (P): New mode iterator.
17731 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17732 using P mode iterator.
17733 (DFmode push_operand splitter): Ditto.
17734 (XFmode push_operand splitter): Ditto.
17735 (DFmode float_extend SFmode push_operand splitter): Ditto.
17736 (XFmode float_extend SFmode push_operand splitter): Do not generate
17737 SImode pushes for 64bit target. Macroize Dimode and SImode
17738 pushes using P mode iterator.
17739 (XFmode float_extend DFmode push_operand splitter): Ditto.
17740
177412008-06-03 Kai Tietz <kai.tietz@onevision.com>
17742
17743 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17744 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17745 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17746 return type to int.
17747 (ix86_call_abi_override): Remove check for call_used_regs.
17748
177492008-06-03 Richard Guenther <rguenther@suse.de>
17750
17751 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17752 for the lhs of calls if the return type contains pointers.
17753
177542008-06-03 Kai Tietz <kai.tietz@onevision.com>
17755
17756 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17757 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17758 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17759 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17760 of cfun and DEFAULT_ABI to deceide abi mode.
17761 (DEFAULT_ABI): New.
17762 (REG_PARM_STACK_SPACE): Removed.
17763 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17764 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17765 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17766 (ix86_function_abi): Likewise.
17767 (ix86_function_type_abi): Likewise.
17768 (ix86_call_abi_override): Likewise.
17769 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17770 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17771 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17772 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17773 specific defines.
17774 (X86_64_REGPARM_MAX): New.
17775 (X86_64_SSE_REGPARM_MAX): New.
17776 (X64_REGPARM_MAX): New.
17777 (X64_SSE_REGPARM_MAX): New.
17778 (X86_32_REGPARM_MAX): New.
17779 (X86_32_SSE_REGPARM_MAX): New.
17780 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17781 (ix86_function_regparm): Handle user calling abi.
17782 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17783 by DEFAULT_ABI versus SYSV_ABI check.
17784 (ix86_reg_parm_stack_space): New.
17785 (ix86_function_type_abi): New.
17786 (ix86_call_abi_override): New.
17787 (ix86_function_abi): New.
17788 (ix86_cfun_abi): New.
17789 (init_cumulative_args): Call abi specific initialization.
17790 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17791 (function_arg_64): Extend SSE_REGPARM_MAX check.
17792 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17793 (ix86_pass_by_reference): Likewise.
17794 (ix86_function_value_regno_p): Likewise.
17795 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17796 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17797 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17798 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17799 (setup_incoming_varargs_64): Adjust regparm for call abi.
17800 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17801 (ix86_va_start): Likewise.
17802 (ix86_gimplify_va_arg): Likewise.
17803 (ix86_expand_prologue): Likewise.
17804 (output_pic_addr_const): Likewise.
17805 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17806 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17807 (x86_output_mi_thunk): Likewise.
17808 (x86_function_profiler): Likewise.
17809 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17810 (SYSV_ABI, MS_ABI): New constants.
17811 (DEFAULT_ABI): New.
17812 (init_regs): Add prototype of function in regclass.c file.
17813 (OVERRIDE_ABI_FORMAT): New.
17814 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17815 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17816 (OUTGOING_REG_PARM_STACK_SPACE): New.
17817 (ix86_reg_parm_stack_space): New prototype.
17818 (CUMULATIVE_ARGS): Add call_abi member.
17819 (machine_function): Add call_abi member.
17820 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17821 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17822
178232008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17824
17825 PR target/34879
17826 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17827 (avr_builtin_setjmp_frame_value): New function.
17828 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17829 (nonlocal_goto): Define.
17830
178312008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17832
17833 * config/mips/mips.c (mips_emit_loadgp): Return early if
17834 there is nothing do to, otherwise emit a blockage if
17835 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17836 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17837
178382008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17839
17840 * configure.ac: Drop unneeded backslash ending up in config.in.
17841 * acinclude.m4: Likewise.
17842 * config.in: Regenerate.
17843
178442008-05-26 Jan Hubicka <jh@suse.cz>
17845
17846 * predict.c (maybe_hot_frequency_p): Break out of...
17847 (maybe_hot_bb_p): ... here.
17848 (maybe_hot_edge_p): New.
17849 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17850 * basic-block.h (maybe_hot_edge_p): Declare.
17851
178522008-05-31 Uros Bizjak <ubizjak@gmail.com>
17853
17854 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17855 (*cmpfp_<mode>_cc): Ditto.
17856 (*fp_jcc_8<mode>_387): Ditto.
17857 (*fop_<MODEF:mode>_2_i387): Ditto.
17858 (*fop_<MODEF:mode>_3_i387): Ditto.
17859 (*fop_xf_2_i387): Ditto.
17860 (*fop_xf_3_i387): Ditto.
17861
178622008-06-02 Tomas Bily <tbily@suse.cz>
17863
17864 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17865
178662008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17867
17868 * config/mips/mips.c (mips_valid_offset_p): New function.
17869 (mips_valid_lo_sum_p): Likewise.
17870 (mips_classify_address): Use them.
17871 (mips_force_address): New function.
17872 (mips_legitimize_address): Use it.
17873 * config/mips/mips.md (MOVE128): New mode iterator.
17874 (movtf): Require TARGET_64BIT. Remove empty strings.
17875 (*movtf_internal): Rename to...
17876 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17877 of "R" and use {,fp}{load,store} attributes instead of "multi".
17878 Use a separate define_split.
17879 (*movtf_mips16): New pattern.
17880
178812008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17882
17883 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17884 * config/mips/mips.c (mips_expand_before_return): New function.
17885 (mips_expand_epilogue): Call it.
17886 * config/mips/mips.md (return): Turn into a define_expand.
17887 (*return): New insn.
17888
178892008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17890
17891 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17892 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17893 functions. Do not emit uses and clobbers of CONCATs; individually
17894 use and clobber their operands.
17895 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17896 gen_clobber, emit_use and gen_use.
17897 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17898 (expand_builtin_return): Likewise.
17899 * cfgbuild.c (count_basic_blocks): Likewise.
17900 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17901 * explow.c (emit_stack_restore): Likewise.
17902 * expmed.c (extract_bit_field_1): Likewise.
17903 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17904 (emit_move_multi_word, store_constructor): Likewise.
17905 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17906 (thread_prologue_and_epilogue_insns): Likewise.
17907 * lower-subreg.c (resolve_simple_move): Likewise.
17908 * optabs.c (widen_operand, expand_binop): Likewise.
17909 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17910 * reload.c (find_reloads): Likewise.
17911 * reload1.c (eliminate_regs_in_insn): Likewise.
17912 * stmt.c (expand_nl_goto_receiver): Likewise.
17913 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17914 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17915 * config/arm/arm.c (arm_load_pic_register): Likewise.
17916 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17917 * config/arm/arm.md (untyped_return): Likewise.
17918 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17919 * config/avr/avr.c (expand_prologue): Likewise.
17920 * config/bfin/bfin.c (do_unlink): Likewise.
17921 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17922 * config/cris/cris.c (cris_expand_prologue): Likewise.
17923 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17924 (machopic_legitimize_pic_address): Likewise.
17925 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17926 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17927 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17928 (ix86_expand_convert_uns_didf_sse): Likewise.
17929 (ix86_expand_vector_init_general): Likewise.
17930 * config/ia64/ia64.md (eh_epilogue): Likewise.
17931 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17932 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17933 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17934 (config/iq2000/iq2000.c): Likewise.
17935 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17936 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17937 (builtin_longjmp): Likewise.
17938 * config/mn10300/mn10300.md (call, call_value): Likewise.
17939 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17940 * config/pdp11/pdp11.md (abshi2): Likewise.
17941 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17942 * config/s390/s390.c (s390_emit_prologue): Likewise.
17943 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17944 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17945 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17946 * config/sh/sh.c (prepare_move_operands): Likewise.
17947 (output_stack_adjust, sh_expand_epilogue): Likewise.
17948 (sh_set_return_address, sh_expand_t_scc): Likewise.
17949 * config/sparc/sparc.c (load_pic_register): Likewise.
17950 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17951 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17952 * config/v850/v850.c (expand_epilogue): Likewise.
17953
179542008-05-31 Anatoly Sokolov <aesok@post.ru>
17955
17956 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17957 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17958 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17959 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17960 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17961 stack pointer register.
17962 (output_movhi): Remove code for interrupt specific writing to the
17963 stack pointer register.
17964
179652008-05-31 Richard Guenther <rguenther@suse.de>
17966
17967 PR tree-optimization/34244
17968 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17969 (tree_expr_nonzero_warnv_p): Likewise.
17970 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17971 ssa_name_nonnegative_p.
17972 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17973 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17974 not tree_expr_nonzero_warnv_p.
17975
17976 PR tree-optimization/36262
17977 Revert
17978 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17979
17980 PR tree-optimization/34244
17981 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17982 (record_numbers_of_iterations): New function.
17983 (execute_vrp): Cache the numbers of iterations of loops.
17984 * tree-scalar-evolution.c (scev_reset_except_niters):
17985 New function.
17986 (scev_reset): Use scev_reset_except_niters.
17987 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17988
179892008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17990
17991 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17992 __WORKAROUND_RETS when appropriate.
17993
179942008-05-31 Uros Bizjak <ubizjak@gmail.com>
17995
17996 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17997 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17998 mode iterator.
17999 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
18000 *fop_df_comm_sse insn patterns using MODEF mode iterator.
18001 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
18002 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
18003 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
18004 *fop_df_1_mixed insn patterns using MODEF mode iterator.
18005 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
18006 *fop_df_1_sse insn patterns using MODEF mode iterator.
18007 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
18008 *fop_df_1_i387 insn patterns using MODEF mode iterator.
18009 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
18010 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
18011 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
18012 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
18013 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
18014 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
18015 (*fop_xf_4_i387): Use <MODE> for mode attribute.
18016 (*fop_xf_5_i387): Ditto.
18017 (*fop_xf_6_i387): Ditto.
18018
180192008-05-30 Richard Guenther <rguenther@suse.de>
18020
18021 * builtins.c (build_string_literal): Avoid generating
18022 a non-gimple_val result.
18023
180242008-05-30 DJ Delorie <dj@redhat.com>
18025
18026 * exec-tool.in: Use an environment variable (private) instead of a
18027 file (shared) as a semaphore, so as to not break parallel builds.
18028
180292008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
18030
18031 * optabs.c (maybe_encapsulate_block): Remove.
18032 (emit_libcall_block): Adjust accordingly.
18033 * optabs.h (maybe_encapsulate_block): Remove prototype.
18034
18035 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
18036 Don't use maybe_encapsulate_block.
18037
180382008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
18039
18040 * config/rs6000/rs6000.c (rs6000_legitimize_address,
18041 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
18042 rtx is a SYMBOL_REF before calling get_pool_constant.
18043
180442008-05-30 Eric Botcazou <ebotcazou@adacore.com>
18045
18046 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
18047
180482008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
18049
18050 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
18051 rather than OS names to choose INO_T_EQ definition.
18052 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
18053 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
18054
180552008-05-29 Daniel Franke <franke.daniel@gmail.com>
18056
18057 PR target/36348
18058 * config/darwin-f.c: New.
18059 * config/t-darwin: Added rule to build darwin-f.o.
18060 * config.gcc: Defined new variable, fortran_target_objs.
18061 (*-*-darwin*): Set fortran_target_objs.
18062 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
18063 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
18064 * configure: Regenerated.
18065
180662008-05-29 H.J. Lu <hongjiu.lu@intel.com>
18067
18068 PR target/35771
18069 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
18070 canonical type if needed.
18071
180722008-05-29 Eric Botcazou <ebotcazou@adacore.com>
18073
18074 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
18075
180762008-05-29 Richard Guenther <rguenther@suse.de>
18077
18078 PR tree-optimization/36343
18079 PR tree-optimization/36346
18080 PR tree-optimization/36347
18081 * tree-flow.h (clobber_what_p_points_to): Declare.
18082 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
18083 pointed-to variable is dereferenced is irrelevant to whether
18084 the pointer can access the pointed-to variable.
18085 (clobber_what_p_points_to): New function.
18086 * tree-ssa-alias.c (set_initial_properties): Use it.
18087 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
18088 call clobber check for NMTs.
18089
180902008-05-28 Seongbae Park <seongbae.park@gmail.com>
18091
18092 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
18093 for printing gcov_type.
18094
180952008-05-28 Seongbae Park <seongbae.park@gmail.com>
18096
18097 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
18098 and the eh region information.
18099 * value-prof.c (gimple_move_stmt_histograms): New function.
18100 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
18101
181022008-05-28 Andreas Tobler <a.tobler@schweiz.org>
18103
18104 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
18105
c95b2534 181062008-05-28 Seongbae Park <seongbae.park@gmail.com>
a5f061dc
RG
18107
18108 * value-prof.c (tree_ic_transform): Print counts.
18109 * tree-profile.c (tree_gen_ic_func_profiler):
18110 Clear __gcov_indreict_call_callee variable to avoid misattribution
18111 of the profile.
18112
181132008-05-28 Rafael Espíndola <espindola@google.com>
18114
18115 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
18116 invalid sharing.
18117
181182008-05-28 Richard Guenther <rguenther@suse.de>
18119
18120 PR tree-optimization/36339
18121 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
18122 and clobbering code out of the loop.
18123
181242008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18125
18126 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
18127 letters defined.
18128
18129 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
18130 s390_contiguous_bitmask_p, s390_symref_operand_p,
18131 s390_check_symref_alignment, s390_reload_larl_operand,
18132 s390_reload_symref_address): New functions.
18133 (s390_branch_condition_mnemonic): Support compare and branch
18134 instructions.
18135 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
18136 and 'W' constraints.
18137 (s390_secondary_reload): Add secondary reloads for unaligned
18138 symbol refs or symbol refs to floating point or QI/TI mode
18139 integer values.
18140 (legitimate_address_p): Accept symbol references as addresses.
18141 (s390_expand_insv): Use rotate and insert selected bits
18142 instruction for insv when building for z10.
18143 (print_operand_address): Handle symbol ref addresses.
18144 (print_operand): Output modifier 'c' added for signed byte values.
18145 (s390_encode_section_info): Mark symbol refs with
18146 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
18147
18148 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
18149 (length attribute): RRF, RRR have 4 byte length.
18150 (FPALL, INTALL): New mode iterators added.
18151 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
18152 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
18153 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
18154 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
18155 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
18156 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
18157 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
18158 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
18159 instructions.
18160 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
18161 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
18162 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
18163 reload<INTALL:mode><P:mode>_toreg_z10,
18164 reload<FPALL:mode><P:mode>_tomem_z10,
18165 reload<FPALL:mode><P:mode>_toreg_z10,
18166 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
18167 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
18168 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
18169 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
18170 definition.
18171 (movmem, clrmem, cmpmem): New splitters added.
18172
18173 * config/s390/predicates.md (larl_operand): Use
18174 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
18175 SYMBOL_REF_ALIGN1_P.
18176 (s390_signed_integer_comparison,
18177 s390_unsigned_integer_comparison): New predicates.
18178
18179 * config/s390/s390-protos.h (s390_check_symref_alignment,
18180 s390_contiguous_bitmask_p, s390_reload_larl_operand,
18181 s390_reload_symref_address,
18182 s390_compare_and_branch_condition_mask): Prototypes added.
18183
18184 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
18185 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
18186 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
18187
181882008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
18189
18190 * config/s390/s390.c (z10_cost): New cost function for z10.
18191 (s390_handle_arch_option, override_options): Support -march=z10 switch.
18192 (s390_issue_rate): Adjust issue rate for z10.
18193 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
18194 (processor_flags): Add PF_Z10.
18195 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
18196 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
18197 * gcc/config.gcc: Add z10.
18198
181992008-05-28 Richard Guenther <rguenther@suse.de>
18200
18201 PR tree-optimization/36291
18202 * tree-flow. h (struct gimple_df): Remove var_anns member.
18203 * tree-flow-inline.h (gimple_var_anns): Remove.
18204 (var_ann): Simplify.
18205 * tree-dfa.c (create_var_ann): Simplify.
18206 (remove_referenced_var): Clear alias info from var_anns of globals.
18207 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
18208 (delete_tree_ssa): Clear alias info from var_anns of globals.
18209 Do not free var_anns.
18210 (var_ann_eq): Remove.
18211 (var_ann_hash): Likewise.
18212
182132008-05-28 Mark Shinwell <shinwell@codesourcery.com>
18214
18215 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
18216 and loongson2f entries.
18217 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
18218 * config/mips/mips.h (processor_type): Add Loongson-2E
18219 and Loongson-2F entries.
18220 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
18221 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
18222 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
18223 * doc/invoke.texi (MIPS Options): Document loongson2e
18224 and loongson2f processor names.
18225
182262008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18227
18228 PR target/35767
18229 PR target/35771
18230 * config/i386/i386.c (ix86_function_arg_boundary): Use
18231 alignment of canonical type.
18232 (ix86_expand_vector_move): Check unaligned memory access for
18233 all SSE modes.
18234
182352008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18236
18237 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
18238 Moved to the front of file.
18239
182402008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
18241 H.J. Lu <hongjiu.lu@intel.com>
18242
18243 * dwarf2out.c (current_fde): New.
18244 (add_cfi): Use it.
18245 (lookup_cfa:): Likewise.
18246 (dwarf2out_end_epilogue): Likewise.
18247 (dwarf2out_note_section_used): Likewise.
18248
182492008-05-27 Michael Matz <matz@suse.de>
18250
18251 PR c++/27975
18252 * c.opt (Wenum-compare): New warning option.
18253 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18254
182552008-05-27 Michael Matz <matz@suse.de>
18256
18257 PR middle-end/36326
18258 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18259 non-BLKmode types.
18260 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18261 into memory as tail calls.
18262
182632008-05-27 Richard Guenther <rguenther@suse.de>
18264
18265 PR tree-optimization/36339
18266 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18267 pointers cause all addressable variables to be call clobbered.
18268
182692008-05-27 Richard Guenther <rguenther@suse.de>
18270
18271 PR tree-optimization/36245
18272 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18273
182742008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18275
18276 * config/s390/s390.md: Replace all occurences of the 'm'
18277 constraint with 'RT'.
18278
182792008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18280
18281 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18282 definitions added.
18283 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18284 "*movdi_64".
18285 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18286 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18287 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18288
182892008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18290
18291 * reload.c (find_reloads): Skip alternatives according to the
18292 "enabled" attribute. Constify the constraint variable.
18293 * recog.c (get_attr_enabled): Add default implementation.
18294 (extract_insn): Set the alternative_enabled_p array
18295 in the recog_data struct.
18296 (preprocess_constraints, constrain_operands): Skip
18297 alternatives according to the "enabled" attribute
18298 * recog.h (struct recog_data): New field alternative_enabled_p.
18299 (skip_alternative): New inline function.
18300 * regclass.c (record_operand_costs): Check the "enabled" attribute.
18301 (record_reg_classes): Skip alternative according to the
18302 "enabled" attribute.
18303
18304 * doc/md.texi: Add documention for the "enabled" attribute.
18305
183062008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18307
18308 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18309 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18310 constraint with TARGET_MEM_CONSTRAINT.
18311 * recog.c (asm_operand_ok, preprocess_constraints,
18312 constrain_operands): Likewise.
18313 * regclass.c (record_reg_classes): Likewise.
18314 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18315 * reload1.c (maybe_fix_stack_asms): Likewise.
18316 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18317 * recog.h: Adjust comment.
18318 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18319 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18320 * doc/md.texi: Add a note to description of 'm' constraint.
18321 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18322
183232008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18324
18325 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18326 that the bitfield is of integral type before testing its precision.
18327
183282008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18329 Sa Liu <saliu@de.ibm.com>
18330
18331 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18332 __modti3, __udivti3, __umodti3 and __udivmodti4.
18333 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18334 that implement TImode mul and div functions.
18335 * config/spu/multi3.c: New. Implement __multi3.
18336 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18337 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18338 functions on SPU.
18339
183402008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18341
18342 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18343 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18344 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18345 tls_sysv_suffix): New mode and mode attribute iterators.
18346 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18347 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18348 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18349 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18350 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18351 iterators.
18352
183532008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18354
18355 PR tree-optimization/36329
18356 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18357 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18358 * cgraphbuild.c (initialize_inline_failed): Use the latter
18359 macro in lieu of the former.
18360 * ipa-inline.c (cgraph_mark_inline): Likewise.
18361 (cgraph_decide_inlining_of_small_function): Likewise.
18362 (cgraph_decide_inlining): Likewise.
18363 (cgraph_decide_inlining_incrementally): Likewise.
18364
183652008-05-26 Tristan Gingold <gingold@adacore.com>
18366 Anatoly Sokolov <aesok@post.ru>
18367
18368 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18369 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18370 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18371 optimization for 'avr6' architecture.
18372
183732008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18374
18375 PR target/34932
18376 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18377
183782008-05-26 Richard Guenther <rguenther@suse.de>
18379
18380 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18381 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18382
183832008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18384
18385 PR middle-end/36253
18386 * caller-save.c (insert_restore): Verify alignment of spill space.
18387 (insert_save): Likewise.
18388 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18389 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18390 (STACK_SLOT_ALIGNMENT): Likewise.
18391 * function.c (LOCAL_ALIGNMENT): Removed.
18392 (get_stack_local_alignment): New.
18393 (assign_stack_local): Use it. Set alignment on stack slot.
18394 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18395 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18396 (STACK_SLOT_ALIGNMENT): New.
18397 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18398 stack slot in XFmode.
18399
18400 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18401
184022008-05-26 Kai Tietz <kai.tietz@onevision.com>
18403
18404 PR/36321
18405 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18406 argument operand in rax isn't removed.
18407
184082008-05-26 Richard Guenther <rguenther@suse.de>
18409
18410 PR middle-end/36300
18411 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18412 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18413
184142008-05-26 Daniel Franke <franke.daniel@gmail.com>
18415
18416 PR bootstrap/36331
18417 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18418
184192008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18420
18421 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18422 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18423
184242008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18425
18426 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18427 build a trampoline if we don't want one.
18428 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18429 return zero for nested functions if we don't want a trampoline.
18430
184312008-05-26 Daniel Franke <franke.daniel@gmail.com>
18432
18433 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18434
184352008-05-26 Daniel Franke <franke.daniel@gmail.com>
18436
18437 PR fortran/18428
18438 * c.opt: Removed undocumented option '-lang-fortran'.
18439 * c-common.h: Removed global variable 'lang_fortran'.
18440 * c-opts.c (c_common_handle_option): Removed code to handle
18441 option '-lang-fortran'. Updated includes.
18442 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18443 definition of '__GFORTRAN__'.
18444 (define__GNUC__): Reimplemented to use BASEVER and
18445 cpp_define_formatted.
18446 (builtin_define_with_value_n): Removed.
18447 * c-incpath.h: Renamed to ...
18448 * incpath.h: ... this.
18449 * c-incpath.c: Renamed to ...
18450 * incpath.c: ... this. Updated includes.
18451 * fix-header.c: Updated includes.
18452 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18453 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18454 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18455
184562008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18457
18458 * tree.h: Update the table of flags used on tree nodes.
18459 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18460 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18461 (FORCED_LABEL): Add access check.
18462 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18463 (ASM_INPUT_P): Likewise.
18464 (ASM_VOLATILE_P): Likewise.
18465 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18466 (OMP_SECTION_LAST): Access private_flag directly.
18467 (OMP_RETURN_NOWAIT): Likewise.
18468 (OMP_PARALLEL_COMBINED): Likewise.
18469 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18470 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18471 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18472 deprecated_flag directly.
18473
184742008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18475
18476 * final.c (frame_pointer_needed): Removed.
18477 * flags.h (frame_pointer_needed): Likewise.
18478
18479 * function.h (rtl_data): Add frame_pointer_needed.
18480 (frame_pointer_needed): New.
18481
184822008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18483
18484 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18485
184862008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18487
18488 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18489 SRC is a REG.
18490
184912008-05-25 Alan Modra <amodra@bigpond.net.au>
18492
18493 * c-common.c (strip_array_types): Move function to..
18494 * tree.c: ..here.
18495 (get_inner_array_type): Delete.
18496 * c-common.h (strip_array_types): Move declaration to..
18497 * tree.h: ..here.
18498 (get_inner_array_type): Delete.
18499 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18500 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18501 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18502 * config/pa/pa.c (emit_move_sequence): Likewise.
18503
185042008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18505
18506 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18507 attribute to 34.
18508
185092008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18510
18511 * function.c: Include target hook for nonlocal_goto frame value.
18512
185132008-05-24 Richard Guenther <rguenther@suse.de>
18514
18515 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18516 variable can be only accessed through a pointer or a union.
18517
185182008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18519
18520 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18521 * doc/extend.texi: Likewise.
18522
185232008-05-23 DJ Delorie <dj@redhat.com>
18524
18525 * config/m32c/jump.md (untyped_call): Add.
18526
18527 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18528 for A24 to PSImode.
18529 (m32c_address_cost): Detail costs for indirect offsets.
18530
185312008-05-23 Rafael Espíndola <espindola@google.com>
18532
18533 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18534 if a node is a SUBREG.
18535 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18536 is a SUBREG.
18537
185382008-05-23 Paul Brook <paul@codesourcery.com>
18539 Carlos O'Donell <carlos@codesourcery.com>
18540
18541 * doc/extend.texi: Clarify use of __attribute__((naked)).
18542 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18543 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18544 * function.c (use_register_for_decl): Use
18545 targetm.calls.allocate_stack_slots_for_args.
18546 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18547 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18548 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18549
185502008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18551
18552 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18553
185542008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18555
18556 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18557 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18558 is only rounded once.
18559
185602008-05-23 Richard Guenther <rguenther@suse.de>
18561
18562 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18563
185642008-05-23 Uros Bizjak <ubizjak@gmail.com>
18565 Jakub Jelinek <jakub@redhat.com>
18566
18567 PR target/36079
18568 * configure.ac: Handle --enable-cld.
18569 * configure: Regenerated.
18570 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18571 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18572 (ix86_current_function_needs_cld): New define.
18573 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18574 (cld): New isns pattern.
18575 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18576 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18577 * config/i386/i386.opt (mcld): New option.
18578 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18579 TARGET_CLD and ix86_current_function_needs_cld.
18580 (override_options): Use -mcld by default for 32-bit code if
18581 USE_IX86_CLD.
18582
18583 * doc/install.texi (Options specification): Document --enable-cld.
18584 * doc/invoke.texi (Machine Dependent Options)
18585 [i386 and x86-64 Options]: Add -mcld option.
18586 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18587
185882008-05-23 Kai Tietz <kai.tietz@onevison.com>
18589 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18590 (return_in_memory_64): Likewise.
18591 (return_in_memory_ms_64): Likewise.
18592
185932008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18594
18595 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18596 * builtins.c (fold_builtin_fpclassify): New.
18597 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18598 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18599 * c-common.c (handle_type_generic_attribute): Adjust to accept
18600 fixed arguments before an elipsis.
18601 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18602 * doc/extend.texi: Document __builtin_fpclassify.
18603
186042008-05-22 Aldy Hernandez <aldyh@redhat.com>
18605
18606 * omp-low.c (gate_expand_omp_ssa): Remove.
18607 (pass_expand_omp_ssa): Remove.
18608 (gate_expand_omp): Do not check for flag_openmp_ssa.
18609 * common.opt (-fopenmp-ssa): Remove.
18610 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18611
186122008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18613
18614 * config/sh/sh.opt (mfixed-range): New option.
18615 * config/sh/sh-protos.h (sh_fix_range): Declare.
18616 * config/sh/sh.c (sh_fix_range): New function.
18617 * config/sh/sh.h (sh_fixed_range_str): Declare.
18618 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18619 is not empty.
18620 * doc/invoke.texi (SH Options): Document -mfixed-range.
18621
186222008-05-22 Kai Tietz <kai.tietz@onevision.com>
18623
18624 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18625 it before the redeclaration.
18626
c95b2534 186272008-05-22 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
18628
18629 * config/avr/avr.c (get_sequence_length): Add new function.
18630 (expand_prologue, expand_epilogue): Remove duplicate code.
18631
186322008-05-22 Rafael Espíndola <espindola@google.com>
18633
18634 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18635 sharing.
18636
186372008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18638
18639 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18640 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18641
18642 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18643 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18644 (vect_update_misalignment_for_peel): Likewise.
18645 (vector_alignment_reachable_p): Likewise.
18646 * tree-vect-transform.c (vectorizable_load): Likewise.
18647 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18648 (get_vectype_for_scalar_type): Pass mode of scalar_type
18649 to UNITS_PER_SIMD_WORD.
18650
18651 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18652 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18653 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18654 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18655 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18656
186572008-05-22 Ira Rosen <irar@il.ibm.com>
18658
18659 PR tree-optimization/36293
18660 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18661 if the first load must be skipped because of a gap.
18662
186632008-05-22 Richard Guenther <rguenther@suse.de>
18664
18665 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18666 more cases of offset disambiguation that is possible if
18667 strict-aliasing rules apply.
18668 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18669 for basic offset and type-based disambiguation.
18670
186712008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18672
18673 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18674 ix86_expand_vector_set on V16QImode for SSE4.1.
18675
186762008-05-21 Tom Tromey <tromey@redhat.com>
18677
18678 * c.opt (Wimport): Mark as undocumented.
18679 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18680 -Wno-import.
18681 (Warning Options): Likewise.
18682 * doc/cppopts.texi: Don't mention -Wimport.
18683
186842008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18685
18686 PR tree-optimization/36287
18687 PR tree-optimization/36286
18688 * lambda-code.c (build_access_matrix): Do not use the loop->num
18689 for computing the number of induction variables: use the loop depth
18690 instead.
18691
186922008-05-21 Kai Tietz <kai.tietz@onevision.com>
18693
18694 PR/36280
18695 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18696 option -f(no-)leading-underscore.
18697
186982008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18699
18700 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18701 GET_MODE_NUNITS (mode).
18702
187032008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18704
18705 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18706 (-mmulhw): Add 464 to description.
18707 (-mdlmzb): Likewise.
18708 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18709 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18710 464fp entries.
18711 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18712 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18713 * config/rs6000/rs6000.md: Update comments for 464.
18714
187152008-05-21 Janis Johnson <janis187@us.ibm.com>
18716
18717 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18718
187192008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18720
18721 * config/i386/sse.md (vec_extractv4sf): Removed.
18722 (vec_extractv2df): Likewise.
18723 (vec_extractv2di): Likewise.
18724 (vec_extractv4si): Likewise.
18725 (vec_extractv8hi): Likewise.
18726 (vec_extractv16qi): Likewise.
18727 (vec_extract<mode>): New.
18728
187292008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18730
18731 * config/i386/sse.md (vec_setv4sf): Removed.
18732 (vec_setv2df): Likewise.
18733 (vec_setv2di): Likewise.
18734 (vec_setv4si): Likewise.
18735 (vec_setv8hi): Likewise.
18736 (vec_setv16qi): Likewise.
18737 (vec_set<mode>): New.
18738
187392008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18740
18741 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18742 goto for vec_concat and vec_interleave.
18743
187442008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18745
18746 * config/i386/sse.md (vec_initv4sf): Removed.
18747 (vec_initv2df): Likewise.
18748 (vec_initv2di): Likewise.
18749 (vec_initv4si): Likewise.
18750 (vec_initv8hi): Likewise.
18751 (vec_initv16qi): Likewise.
18752 (vec_init<mode>): New.
18753
187542008-05-21 Joseph Myers <joseph@codesourcery.com>
18755
18756 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18757
187582008-05-21 Tom Tromey <tromey@redhat.com>
18759
18760 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18761 (zone_find_object_offset): Likewise.
18762 (gt_ggc_m_S): Likewise.
18763 (highest_bit): Likewise.
18764 * ggc-page.c (gt_ggc_m_S): New function.
18765 * stringpool.c (string_stack): Remove.
18766 (init_stringpool): Update.
18767 (ggc_alloc_string): Use ggc_alloc.
18768 (maybe_delete_ident): New function.
18769 (ggc_purge_stringpool): Likewise.
18770 (gt_ggc_m_S): Remove.
18771 * ggc-common.c (ggc_protect_identifiers): New global.
18772 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18773 ggc_protect_identifiers.
18774 * ggc.h (ggc_protect_identifiers): Declare.
18775 (gt_ggc_m_S): Update.
18776 (ggc_purge_stringpool): Declare.
18777 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18778 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18779 special case.
18780 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18781
187822008-05-21 David S. Miller <davem@davemloft.net>
18783
18784 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18785 tmake_file.
18786
187872008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18788
18789 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18790 once finished.
18791
187922008-05-20 David Daney <ddaney@avtrex.com>
18793
18794 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18795 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18796 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18797 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18798 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18799 (atomic_hiqi_op): New define_code_iterator.
18800 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18801 mips_expand_compare_and_swap_12.
18802 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18803 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18804 (sync_<optab><mode>, sync_old_<optab><mode>,
18805 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18806 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18807 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18808 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18809 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18810 (test_and_set_12): New insn.
18811 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18812 sync_new_<optab><mode>, sync_old_nand<mode>,
18813 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18814 clobber to operand 0 for SI and DI mode insns.
18815 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18816 mips_gen_fn_4): New typedefs.
18817 (mips_gen_fn_ptrs): Define new union type.
18818 (mips_expand_compare_and_swap_12): Remove declaration.
18819 (mips_expand_atomic_qihi): Declare function.
18820 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18821 (mips_expand_atomic_qihi): ... this. Use new generator function
18822 parameter.
18823 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18824 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18825 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18826 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18827 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18828 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18829 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18830 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18831 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18832 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18833 New macros.
18834
188352008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18836
18837 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18838 the missing break.
18839
c95b2534 188402008-05-20 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
18841
18842 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18843 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18844 (avr_attribute_table): Add 'OS_main' function attribute.
18845 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18846 functions with 'OS_main' attribute.
18847
188482008-05-20 Richard Guenther <rguenther@suse.de>
18849
18850 PR tree-optimization/35204
18851 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18852 helper, split out from ...
18853 (DFS): ... here. Make the DFS walk non-recursive.
18854
188552008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18856 Jan Sjodin <jan.sjodin@amd.com>
18857
18858 PR tree-optimization/36181
18859 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18860 (parallelize_loops): Don't parallelize when the loop has vector
18861 phi nodes.
18862
188632008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18864 Sebastian Pop <sebastian.pop@amd.com>
18865
18866 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18867 matrix, and never look at the tree representation of the memory
18868 accesses.
18869 (linear_transform_loops): Computes parameters and access matrices.
18870 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18871 when fails.
18872 (access_matrix_get_index_for_parameter): New.
18873 * tree-data-ref.h (struct access_matrix): New.
18874 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18875 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18876 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18877 am_vector_index_for_loop): New.
18878 (struct data_reference): Add field access_matrix.
18879 (DR_ACCESS_MATRIX): New.
18880 (compute_data_dependences_for_loop): Update declaration.
18881 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18882 * lambda.h (lambda_vector_vec_p): Declared.
18883 * lambda-code.c: Depend on pointer-set.h.
18884 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18885 av_for_af_base, av_for_af, build_access_matrix,
18886 lambda_compute_access_matrices): New.
18887 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18888
188892008-05-20 Joseph Myers <joseph@codesourcery.com>
18890
18891 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18892 $SOURCEDIR/include.
18893
188942008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18895 Sebastian Pop <sebastian.pop@amd.com>
18896
18897 PR tree-optimization/36206
18898 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18899 FOLD_CONVERSIONS.
18900 (instantiate_scev_1): Rename flags to fold_conversions.
18901 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18902 outeside instantiation_loop.
18903 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18904 (evolution_function_is_affine_or_constant_p): Removed.
18905 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18906 instantiate_scev.
18907 (analyze_siv_subscript): Pass in the loop nest number.
18908 Call evolution_function_is_affine_in_loop instead of
18909 evolution_function_is_affine_p.
18910 (analyze_overlapping_iterations): Pass in the loop nest number.
18911
189122008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18913 Sebastian Pop <sebastian.pop@amd.com>
18914
18915 PR tree-optimization/36206
18916 * tree-chrec.h (chrec_fold_op): New.
18917 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18918 and other trees.
18919
189202008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18921
18922 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18923 (DIRS_EQ): New.
18924 (remove_duplicates): Do not set inode on non-inode systems.
18925 Use DIRS_EQ.
18926
189272008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18928
18929 * config.gcc (tm_file): Update comments about relative pathnames.
18930
189312008-05-20 Richard Guenther <rguenther@suse.de>
18932
18933 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18934 * tree-ssa-sccvn.c (process_scc): Likewise.
18935 * tree-ssa-sink.c (execute_sink_code): Likewise.
18936 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18937 * tree-vrp.c (process_assert_insertions): Likewise.
18938 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18939 (perform_tree_ssa_dce): Likewise.
18940 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18941 (dump_dominator_optimization_stats): Likewise.
18942 * tree-vectorizer.c (vectorize_loops): Likewise.
18943
189442008-05-20 Richard Guenther <rguenther@suse.de>
18945
18946 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18947
189482008-05-20 Kai Tietz <kai.tietz@onevision.com>
18949
18950 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18951 (ix86_i386elf_return_in_memory): Likewise.
18952 (ix86_i386interix_return_in_memory): Likewise.
18953 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18954 (SUBTARGET_RETURN_IN_MEMORY): New.
18955 * config/i386/i386elf.h: Likewise.
18956 * config/i386/ptx4-i.h: Likewise.
18957 * config/i386/sol2-10.h: Likewise.
18958 * config/i386/sysv4.h: Likewise.
18959 * config/i386/vx-common.h: Likewise.
18960 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18961 * config/i386/i386.c (ix86_return_in_memory): Made static and
18962 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18963 (ix86_i386elf_return_in_memory): Removed.
18964 (ix86_i386interix_return_in_memory): Removed.
18965 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18966 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18967
189682008-05-20 Alexandre Oliva <aoliva@redhat.com>
18969
18970 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18971
189722008-05-19 Xinliang David Li <davidxl@google.com>
18973
18974 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18975 * opts.c: Ditto.
18976 * common.opt: Ditto.
18977 * doc/invoke.texi: Ditto.
18978
189792008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18980
18981 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18982 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18983
189842008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18985
18986 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18987 sizes of operand array from 8/4 to 4/2.
18988 (ix86_expand_vector_init_general): Change size of operand array
18989 from 32 to 16. Remove op0, op1 and half_mode.
18990
189912008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18992
18993 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18994 (ix86_expand_vector_init_interleave): Likewise.
18995 (ix86_expand_vector_init_general): Use them. Assert
18996 word_mode == SImode when n_words == 4.
18997
189982008-05-19 Uros Bizjak <ubizjak@gmail.com>
18999
19000 * config/i386/i386.c (ix86_secondary_reload): New static function.
19001 (TARGET_SECONDARY_RELOAD): New define.
19002 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19003 * config/i386/i386.md (reload_outqi): Remove.
19004
190052008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19006
19007 PR middle-end/35509
19008 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
19009 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
19010 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
19011 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
19012 (fold_builtin_1): Likewise.
19013 * builtins.def (BUILT_IN_ISINF_SIGN): New.
19014 c-common.c (check_builtin_function_arguments): Handle
19015 BUILT_IN_ISINF_SIGN.
19016 * doc/extend.texi: Document __builtin_isinf_sign.
19017 * fold-const.c (operand_equal_p): Handle COND_EXPR.
19018
190192008-05-18 Eric Botcazou <ebotcazou@adacore.com>
19020
19021 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
19022 EH cleanup at the end of the pass, search for those that have been
19023 turned into forwarder blocks and do the cleanup on their successor.
19024
190252008-05-18 Richard Guenther <rguenther@suse.de>
19026
19027 * tree-cfg.c (verify_gimple_expr): Allow conversions from
19028 pointers to sizetype and vice versa.
19029
c95b2534 190302008-05-18 Xinliang David Li <davidxl@google.com>
a5f061dc
RG
19031
19032 * gcc/tree-ssa-dce.c: Coding style fix.
19033 (check_pow): Documentation comment.
19034 (check_log): Documenation comment. Coding style fix.
19035 (is_unnecessary_except_errno_call): Ditto.
19036 (gen_conditions_for_pow): Ditto.
19037 (gen_conditions_for_log): Ditto.
19038 (gen_shrink_wrap_conditions): Ditto.
19039 (shrink_wrap_one_built_in_calls): Ditto.
19040 * gcc/doc/invoke.texi: Better documentation string.
19041 * ChangeLog: Fix wrong change log entries from
19042 May 17 checkin on function call DCE.
19043
190442008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
19045
19046 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
19047
c95b2534 190482008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19049
19050 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
19051 * df-problems.c (simulation routines): Fixed block comment to
19052 properly say how to add forwards scanning functions.
19053
190542008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19055
19056 * tree-inline.c (setup_one_parameter): Remove dead code.
19057
190582008-05-17 Eric Botcazou <ebotcazou@adacore.com>
19059
19060 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
19061 a BIT_AND_EXPR only for an INTEGER_TYPE.
19062
c95b2534 190632008-05-17 Xinliang David Li <davidxl@google.com>
a5f061dc
RG
19064
19065 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
19066 (check_pow, check_log, is_unnecessary_except_errno_call): New
19067 functions to check for eliminating math functions that are pure
19068 except for setting errno.
19069 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
19070 general condition expressions for shrink-wrapping pow/log calls.
19071 (gen_shrink_wrap_conditions): Ditto.
19072 (shrink_wrap_one_built_in_call): Ditto.
19073 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
19074 (mark_operand_necessary): If debugging, output if OP is necessary.
19075 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
19076 unnecessary.
19077 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
19078 opt level >= 2.
19079 * gcc/common.opt: New user flag -ftree-builtin-dce.
19080 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
19081
190822008-05-16 David S. Miller <davem@davemloft.net>
19083
19084 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
19085 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19086
190872008-05-16 Uros Bizjak <ubizjak@gmail.com>
19088
19089 PR target/36246
19090 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
19091
c95b2534 190922008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19093
19094 * ifcvt.c (dead_or_predicable): Rename
19095 df_simulate_one_insn_backwards to df_simulate_one_insn.
19096 * recog.c (peephole2_optimize): Ditto.
19097 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
19098 Ditto.
19099 * df.h: Rename df_simulate_one_insn_backwards to
19100 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
19101 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
19102 scanning of defs and uses.
19103 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
19104 (df_simulate_one_insn_forwards): Removed.
19105
191062008-05-16 Doug Kwan <dougkwan@google.com>
19107
19108 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
19109 QNaN & SNaN.
19110 (real_from_string): Handle NaNs and Inf as approriate.
19111
191122008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19113
19114 * doc/gty.texi (Source Files Containing Type Information): Note
19115 that headers should appear first in the gtfiles list.
19116
c95b2534 191172008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19118
19119 * tree.def (COND_EXEC): Properly documented this code.
19120
191212008-05-16 Diego Novillo <dnovillo@google.com>
19122
19123 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
19124 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
19125 the new field.
19126
c95b2534 191272008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19128
19129 * tree-ssa-dse (max_stmt_uid): Removed.
19130 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
19131 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
19132 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
19133 * function.h (cfun.last_stmt_uid): New field.
19134 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
19135 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
19136 New functions.
19137 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
19138 (create_stmt_ann): Initialize the ann->uid field.
19139 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
19140 with new calls.
19141 * tree-flow.h (renumber_gimple_stmt_uids): New function.
19142
191432008-05-16 Nathan Froyd <froydnj@codesourcery.com>
19144
19145 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
19146 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
19147 (init_empty_tree_cfg): Call it.
19148
c95b2534 191492008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19150
19151 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
19152 Update all users.
19153
c95b2534 191542008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19155
19156 * doc/invoke.text (-fdump-tree-*-verbose): New option.
19157 * tree-dump.c (dump_options): New verbose option.
19158 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
19159 Add verbose dump.
19160 * tree-pass.h (TDF_VERBOSE): New dump flag.
19161 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
19162 (tree-flow.h): Added include.
19163 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
19164
191652008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
19166
19167 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
19168
19169 From Jie Zhang <jie.zhang@analog.com>
19170 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19171 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
19172 mcpu=bf561-none and mcpu=bf561-0.2.
19173 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19174 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19175 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
19176 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
19177 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
19178 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
19179 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
19180 option.
19181 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
19182 (cputype_selected): Remove.
19183 (bfin_handle_option): Don't use cputype_selected.
19184 (override_options): When no mcpu option, enable all workarounds.
19185 Don't use bfin_workarounds.
19186 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
19187 processor type.
19188 (DEFAULT_CPU_TYPE): Don't define.
19189
191902008-05-16 Richard Guenther <rguenther@suse.de>
19191
19192 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
19193 on deletion of the last stmt.
19194
191952008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19196
19197 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
19198 V8HImode for SSE2 and V16QImode for SSE4.1.
19199
c95b2534 192002008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19201
19202 * cgraph.h (compute_inline_parameters): Made public.
19203 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
19204 variable_generate_summary, function_write_summary,
19205 variable_write_summary, variable_read_summary. Added generate_summary,
19206 write_summary, read_summary.
19207 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19208 pass_ipa_inline.function_generate_summary, to
19209 compute_inline_parameters.
19210 * ipa-inline.c (compute_inline_parameters): Made public and added
19211 node parameter.
19212 (compute_inline_parameters_for_current): New function.
19213 (pass_inline_param): Now calls compute_inline_parameters_for_current.
19214 (inline_generate_summary): Removed parameter and made to loop over
19215 all cgraph nodes.
19216 (pass_ipa_inline): Updated for new IPA_PASS structure.
19217 * passes.c (execute_ipa_summary_passes): Now is called once per
19218 pass rather than once per node*pass.
19219
c95b2534 192202008-05-15 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
19221
19222 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
19223 avr_have_mul_p, avr_asm_only_p): Remove variables.
19224 (avr_override_options): Remove initialization of removed variables.
19225 (avr_file_start): Convert removed variables to fields of
19226 'struct base_arch_s *avr_current_arch'.
19227 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
19228 (AVR_HAVE_MUL): (Ditto.).
19229 (AVR_HAVE_MOVW): (Ditto.).
19230 (AVR_HAVE_LPMX): (Ditto.).
19231 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
19232 avr_asm_only_p): Remove declaration.
19233
192342008-05-15 Diego Novillo <dnovillo@google.com>
19235
19236 * config/arm/arm.c (arm_return_in_memory): Fix return type.
19237 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
19238
192392008-05-15 Adam Nemet <anemet@caviumnetworks.com>
19240
19241 PR middle-end/36194
19242 * combine.c (check_conversion): Rename back to check_promoted_subreg.
19243 Don't call record_truncated_value from here.
19244 (record_truncated_value): Turn it into a for_each_rtx callback.
19245 (record_truncated_values): New function.
19246 (combine_instructions): Call note_uses with record_truncated_values.
19247 Change name of check_conversion to check_promoted_subreg.
19248
192492008-05-15 Janis Johnson <janis187@us.ibm.com>
19250
19251 * doc/sourcebuild.texi: Document support for torture tests.
19252
192532008-05-15 Uros Bizjak <ubizjak@gmail.com>
19254
19255 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19256 to alternative 4 of operand 2.
19257
192582008-05-15 Richard Guenther <rguenther@suse.de>
19259
19260 * tree-pass.h (current_pass): Declare.
19261 (get_pass_for_id): Likewise.
19262 * passes.c (passes_by_id, passes_by_id_size): New globals.
19263 (set_pass_for_id): New function.
19264 (get_pass_for_id): Likewise.
19265 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19266 (execute_function_todo): Flush per function statistics.
19267 * toplev.c (compile_file): Init statistics.
19268 (general_init): Do early statistics initialization.
19269 (finalize): Finish statistics.
19270 * statistics.h (statistics_early_init): Declare.
19271 (statistics_init): Likewise.
19272 (statistics_fini): Likewise.
19273 (statistics_fini_pass): Likewise.
19274 (statistics_counter_event): Likewise.
19275 (statistics_histogram_event): Likewise.
19276 * statistics.c: New file.
19277 * Makefile.in (OBJS-common): Add statistics.o.
19278 (statistics.o): Add dependencies.
19279 * doc/invoke.texi (-fdump-statistics): Document.
19280
19281 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19282 (insert): Likewise.
19283 (execute_pre): Use statistics_counter_event.
19284 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19285 (substitute_and_fold): Increment it. Use statistics_counter_event.
19286
192872008-05-15 Diego Novillo <dnovillo@google.com>
19288
19289 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19290
19291 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19292 * tree-ssa-alias.c (new_type_alias): Remove references to
19293 sub-variables from comment.
19294 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19295
192962008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19297
19298 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19299 attribute to 1 only for insertps alternative.
19300
193012008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19302
19303 * config/bfin/bfin.md (loadbytes): New pattern.
19304 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19305 (bfin_init_builtins): Initialize it.
19306 (bdesc_1arg): Add it.
19307
193082008-05-15 Sa Liu <saliu@de.ibm.com>
19309
19310 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19311 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19312 * testsuite/lib/target-supports.exp: Add
19313 check_effective_target_fortran_integer_16.
19314
193152008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19316
19317 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19318 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19319 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19320 (TARGET_RETURN_IN_MEMORY): Define.
19321
193222008-05-15 Richard Guenther <rguenther@suse.de>
19323
19324 PR middle-end/36244
19325 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19326 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19327 represent unmodifiable vars.
19328
193292008-05-15 Richard Guenther <rguenther@suse.de>
19330
19331 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19332 INDIRECT_REF and TARGET_MEM_REF.
19333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19334 TARGET_MEM_REF.
19335
193362008-05-15 Uros Bizjak <ubizjak@gmail.com>
19337 H.J. Lu <hongjiu.lu@intel.com>
19338
19339 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19340 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19341 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19342 insn alternatives. Add missing alternatives.
19343 (*vec_concatv2di_rex64_sse4_1): Likewise.
19344 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19345 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19346 Require TARGET_SSE.
19347
193482008-05-15 Richard Guenther <rguenther@suse.de>
19349
19350 PR tree-optimization/36009
19351 PR tree-optimization/36204
19352 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19353 (determine_invariantness_stmt): Record the loop a store is
19354 always executed in.
19355 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19356 dependency.
19357
193582008-05-15 Richard Guenther <rguenther@suse.de>
19359
19360 PR tree-optimization/34330
19361 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19362 through the pointer will alias the SMT.
19363
193642008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19365
19366 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19367
193682008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19369
19370 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19371
193722008-05-14 Michael Meissner <michael.meissner@amd.com>
19373 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19374
19375 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19376 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19377 (vashl_optab): New optab for vector/vector shifts.
19378 (vashr_optab): Ditto.
19379 (vlshr_optab): Ditto.
19380 (vrotl_optab): Ditto.
19381 (vrotr_optab): Ditto.
19382 (optab_subtype): New enum for optab_for_tree_code call.
19383 (optab_for_tree_code): Add enum optab_subtype argument.
19384
19385 * optabs.c (optab_for_tree_code): Take an additional argument to
19386 distinguish between a vector shift by a scalar and vector shift by
19387 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19388 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19389 vector shift by a vector.
19390 (expand_widen_pattern_expr): Pass additional argument to
19391 optab_for_tree_code.
19392
19393 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19394 vrotl_optab, vrotr_optab.
19395
19396 * expr.c (expand_expr_real_1): Update calls to
19397 optab_for_tree_code to distinguish between vector shifted by a
19398 scalar and vector shifted by a vector.
19399 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19400 (supportable_narrowing_operation): Ditto.
19401 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19402 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19403 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19404 (vect_create_epilog_for_reduction): Ditto.
19405 (vectorizable_reduction): Ditto.
19406 (vectorizable_operation): Ditto.
19407 (vect_strided_store_supported): Ditto.
19408 (vect_strided_load_supported): Ditto.
19409 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19410 * expmed.c (expand_shift): Ditto.
19411
19412 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19413 scalar type.
19414 (ashr@var{m}3): Ditto.
19415 (vashl@var{m}3): Document new vector/vector shift standard name.
19416 (vashr@var{m}3): Ditto.
19417 (vlshr@var{m}3): Ditto.
19418 (vrotl@var{m}3): Ditto.
19419 (vrotr@var{m}3): Ditto.
19420
19421 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19422 (PPERM_INVERT): Ditto.
19423 (PPERM_REVERSE): Ditto.
19424 (PPERM_REV_INV): Ditto.
19425 (PPERM_ZERO): Ditto.
19426 (PPERM_ONES): Ditto.
19427 (PPERM_SIGN): Ditto.
19428 (PPERM_INV_SIGN): Ditto.
19429 (PPERM_SRC1): Ditto.
19430 (PPERM_SRC2): Ditto.
19431
19432 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19433 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19434 allows a memory operand to be the value being added, and split it
19435 to improve vectorization.
19436 (sse5_pmacsdqh_mem): Ditto.
19437 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19438 (sse5_mulv2div2di3_high): Ditto.
19439 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19440 (vec_pack_trunc_v4si): Ditto.
19441 (vec_pack_trunc_v2di): Ditto.
19442 (sse5_pcmov_<mode>): Remove code that tried to use use
19443 andps/andnps instead of pcmov.
19444 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19445 pmacsdqh instructions.
19446 (vec_widen_smult_lo_v4si): Ditto.
19447
19448 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19449 (PPERM_INVERT): Ditto.
19450 (PPERM_REVERSE): Ditto.
19451 (PPERM_REV_INV): Ditto.
19452 (PPERM_ZERO): Ditto.
19453 (PPERM_ONES): Ditto.
19454 (PPERM_SIGN): Ditto.
19455 (PPERM_INV_SIGN): Ditto.
19456 (PPERM_SRC1): Ditto.
19457 (PPERM_SRC2): Ditto.
19458 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19459 true/false tests.
19460 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19461 comparisons.
19462 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19463 says ignore whether the last reference is a memory operand.
19464
194652008-05-14 Michael Meissner <michael.meissner@amd.com>
19466 Paolo Bonzini <bonzini at gnu dot org>
19467
19468 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19469 shift patterns.
19470
19471 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19472 (vlshr<mode>3): Rename from vlshr<mode>3.
19473 (vashr<mode>3): Rename from vashr<mode>3.
19474 (mulv4sf3): Change the names of vector shift patterns.
19475 (mulv4si3): Ditto.
19476 (negv4sf2): Ditt.
19477
19478 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19479 shift insns.
19480
19481 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19482 (SI_SHLHI): Ditto.
19483 (SI_SHL): Ditto.
19484 (SI_SHLI): Ditto.
19485 (SI_ROTH): Ditto.
19486 (SI_ROTHI): Ditto.
19487 (SI_ROT): Ditto.
19488 (SI_ROTI): Ditto.
19489 (SPU_RL_0): Ditto.
19490 (SPU_RL_1): Ditto.
19491 (SPU_RL_2): Ditto.
19492 (SPU_RL_3): Ditto.
19493 (SPU_RL_4): Ditto.
19494 (SPU_RL_5): Ditto.
19495 (SPU_RL_6): Ditto.
19496 (SPU_RL_7): Ditto.
19497 (SPU_SL_0): Ditto.
19498 (SPU_SL_1): Ditto.
19499 (SPU_SL_2): Ditto.
19500 (SPU_SL_3): Ditto.
19501 (SPU_SL_4): Ditto.
19502 (SPU_SL_5): Ditto.
19503 (SPU_SL_6): Ditto.
19504 (SPU_SL_7): Ditto.
19505
19506 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19507 (floatunssidf2_internal): Change vector/vector shift names.
19508 (floatunsdidf2_internal): Ditto.
19509 (mulv8hi3): Ditto.
19510 (ashrdi3): Ditto.
19511 (ashrti3): Ditto.
19512 (cgt_df): Ditto.
19513 (cgt_v2df): Ditto.
19514 (dftsv): Ditto.
19515 (vashl<mode>3): Rename from ashl<mode>3.
19516 (vashr<mode>3): Rename from ashr<mode>3.
19517 (vlshr<mode>3): Rename from lshr<mode>3.
19518 (vrotl<mode>3): Rename from rotl<mode>3.
19519
195202008-05-14 Michael Meissner <michael.meissner@amd.com>
19521
19522 PR target/36224
19523 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19524 multiply gives the wrong value when doing widening multiplies.
19525 (vec_widen_smult_lo_v4si): Ditto.
19526
c95b2534 195272008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19528
19529 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19530 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19531 emit_library_call_value.
19532 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19533 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19534 * calls.c (initialize_argument_information, precompute_arguments,
19535 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19536 (precompute_arguments): Removed flags parameter.
19537 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19538
195392008-05-14 Richard Guenther <rguenther@suse.de>
19540
19541 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19542 Make sure to register the store if the use is a PHI_NODE.
19543
195442008-05-14 Olivier Hainque <hainque@adacore.com>
19545
19546 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19547 memory if the component is to be referenced in BLKmode according
19548 to get_inner_reference.
19549
195502008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19551
19552 * calls.c (emit_library_call_value_1): Restore code clearing
19553 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19554
195552008-05-14 Olivier Hainque <hainque@adacore.com>
19556 Nicolas Roche <roche@adacore.com>
19557
19558 * configure.ac: Add support for a "gcc_subdir" variable in
19559 config-lang.in, to denote a subdirectory where the language/GCC
19560 integration files are to be found.
19561 * configure: Regenerate.
19562
195632008-05-14 Ira Rosen <irar@il.ibm.com>
19564
19565 PR tree-optimization/36098
19566 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19567 value for the first load in the group in case of a gap.
19568 (vect_build_slp_tree): Check that there are no gaps in loads.
19569
c95b2534 195702008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
a5f061dc
RG
19571
19572 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19573 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19574 expand_copysign_bit): Change call to emit_no_conflict_block to
19575 emit_insn and remove unneeded code to construct extra args.
19576 (emit_no_conflict_block): Removed.
19577 * optabls.h (emit_no_conflict_block): Removed.
19578 * cse.c (cse_extended_basic_block): Remove search for
19579 REG_NO_CONFLICT note.
19580 * global.c: Removed incorrect comment added in revision 117.
19581 * expr.c (convert_move): Change call to emit_no_conflict_block to
19582 emit_insn.
19583 * recog.c: Change comments so that they do not mention
19584 REG_NO_CONFLICT.
19585 * local_alloc.c (combine_regs): Removed last parameter.
19586 (no_conflict_p): Removed.
19587 (block_alloc): Removed note, no_conflict_combined_regno and set
19588 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19589 (combine_regs): Removed already_dead and code to look for
19590 REG_NO_CONFLICT notes.
19591 * lower_subreg (remove_retval_note): Removed code to look for
19592 REG_NO_CONFLICT block.
19593 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19594 (resolve_clobber): Remove code to process libcalls that have
19595 REG_NO_CONFLICT notes.
19596 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19597 case.
19598 * combine.c (can_combine_p, distribute_notes): Removed
19599 REG_NO_CONFLICT case.
19600 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19601 to emit_insns.
19602 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19603 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19604 Ditto.
19605 * reg-notes.def (NO_CONFLICT): Removed.
19606
196072008-05-14 David S. Miller <davem@davemloft.net>
19608
19609 * config/sparc/sparc.c (sparc_profile_hook): If
19610 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19611 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19612 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19613
196142008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19615
19616 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19617
196182008-05-13 Uros Bizjak <ubizjak@gmail.com>
19619
19620 PR target/36222
19621 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19622 and op1 expansion before vector concat to have less live pseudos.
19623
196242008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19625
19626 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19627 ix86_expand_vector_set if supported.
19628
196292008-05-13 Diego Novillo <dnovillo@google.com>
19630 Kenneth Zadeck <zadeck@naturalbridge.com>
19631
19632 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19633
19634 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19635 phinodes_print_statistics, init_ssanames, fini_ssanames,
19636 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19637 release_ssa_name, release_defs, replace_ssa_name_symbol,
19638 ssanames_print_statistics): Move ...
19639 * tree-flow.h: ... here.
19640 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19641 Use FN instead of cfun.
19642 (make_ssa_name_fn): Rename from make_ssa_name.
19643 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19644 * tree-flow-inline.h (make_ssa_name): Move from
19645 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19646 * omp-low.c (expand_omp_parallel):
19647 * tree-flow-inline.h (redirect_edge_var_map_result):
19648 * tree-ssa.c (init_tree_ssa): Add argument FN.
19649 Use it instead of cfun. Update all users.
19650
196512008-05-13 Tom Tromey <tromey@redhat.com>
19652
19653 PR preprocessor/22168:
19654 * doc/cpp.texi (Top): Update menu.
19655 (Alternatives to Wrapper #ifndef): New node.
19656 (Other Directives): Document deprecation.
19657 (Obsolete Features): Remove menu.
19658 (Assertions): Merge node into Obsolete Features.
19659 (Obsolete once-only headers): Move earlier; rename to Alternatives
19660 to Wrapper #ifndef.
19661 * doc/cppopts.texi: Update.
19662 * c.opt (Wdeprecated): Enable for C and ObjC.
19663 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19664 (C++ Dialect Options): Move -Wno-deprecated from here to...
19665 (Warning Options): ... here.
19666
196672008-05-13 Richard Guenther <rguenther@suse.de>
19668
19669 PR middle-end/36227
19670 * fold-const.c (fold_sign_changed_comparison): Do not allow
19671 changes in pointer-ness.
19672
196732008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19674
19675 PR target/24713
19676 * config/sh/sh.c (sh_expand_prologue): Don't clear
19677 RTX_FRAME_RELATED_P for push insns.
19678
196792008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19680
19681 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19682
c95b2534 196832008-05-12 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
19684
19685 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19686 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19687 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19688
196892008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19690
19691 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19692 (*vec_concatv4sf_sse): This.
19693 (*sse2_concatv2si): Renamed to ...
19694 (*vec_concatv2si_sse2): This.
19695 (*sse1_concatv2si): Renamed to ...
19696 (*vec_concatv2si_sse): This.
19697 (*vec_concatv2di_rex): Renamed to ...
19698 (*vec_concatv2di_rex64): This.
19699 (*vec_concatv2si_sse4_1): New.
19700 (*vec_concatv2di_rex64_sse4_1): Likewise.
19701
197022008-05-12 Uros Bizjak <ubizjak@gmail.com>
19703
19704 PR rtl-optimization/36111
19705 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19706 that was created for swappable operands.
19707
197082008-05-12 Samuel Tardieu <sam@rfc1149.net>
19709
19710 PR ada/36001
19711 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19712 * configure.ac: Add call to ACX_PROG_GNAT.
19713
197142008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19715
19716 * optc-gen.awk: Fix comment typo.
19717
197182008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19719
19720 * pretty-print.c (pp_integer_with_precision): Use
19721 HOST_LONG_LONG_FORMAT.
19722
197232008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19724
19725 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19726
197272008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19728
19729 * config/i386/i386.c (bdesc_ptest): Removed.
19730 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19731 (bdesc_args): Add __builtin_ia32_ptestz128,
19732 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19733 (ix86_init_mmx_sse_builtins): Updated.
19734 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19735 (ix86_expand_builtin): Updated.
19736
197372008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19738
19739 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19740 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19741
197422008-05-10 Uros Bizjak <ubizjak@gmail.com>
19743
19744 * value-prof.c (interesting_stringop_to_profile): Do not
19745 return early for BUILT_IN_MEMPCPY.
19746
197472008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19748
19749 * calls.c (expand_call): Don't use callgraph to increase
19750 preferred_stack_boundary.
19751
19752 * cgraph.h (cgraph_rtl_info): Use unsigned on
19753 preferred_incoming_stack_boundary.
19754
19755 * final.c (rest_of_clean_state): Use unsigned on
19756 preferred_stack_boundary.
19757
197582008-05-09 Tom Tromey <tromey@redhat.com>
19759
19760 PR preprocessor/22231:
19761 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19762 proceeding.
19763
197642008-05-09 Uros Bizjak <ubizjak@gmail.com>
19765
19766 PR tree-optimization/36129
19767 * tree-ssa-ccp.c: Include value-prof.h.
19768 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19769 built-in function was folded to a constant.
19770 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19771
197722008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19773 Sebastian Pop <sebastian.pop@amd.com>
19774
19775 * tree-scalar-evolution.c: Document instantiate_scev.
19776 (instantiate_parameters_1): Renamed instantiate_scev_1.
19777 Don't use the same loop for instantiation_loop and evolution_loop.
19778 (instantiate_scev): New.
19779 (instantiate_parameters): Moved...
19780 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19781 same loop twice. Maintains the semantics for this function.
19782 * tree-scalar-evolution.h (instantiate_scev): Declare.
19783 (instantiate_parameters): ...here. Now static inline.
19784 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19785 instead of resolve_mixers.
19786
197872008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19788
19789 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19790
197912008-05-09 Tomas Bily <tbily@suse.cz>
19792
19793 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19794 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19795 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19796 * c-common.c (c_common_truthvalue_conversion): Likewise.
19797 * tree-object-size.c (compute_object_offset): Likewise.
19798 * tree-inline.c (estimate_num_insns_1): Likewise.
19799 * varasm.c (const_hash_1, compare_constant, copy_constant)
19800 (compute_reloc_for_constant, output_addressed_constants)
19801 (initializer_constant_valid_p): Likewise.
19802 * c-omp.c (check_omp_for_incr_expr): Likewise.
19803 * gimplify.c (gimplify_expr): Likewise.
19804 * c-typeck.c (c_finish_return): Likewise.
19805 * tree-vectorizer.c (supportable_widening_operation)
19806 (supportable_narrowing_operation): Likewise.
19807 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19808 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19809 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19810 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19811 (descr_info_loc): Likewise.
19812 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19813 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19814 (fold_unary): Likewise.
19815 * builtins.c (get_pointer_alignment): Likewise.
19816 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19817 (instantiate_parameters_1): Likewise.
19818 * tree.c (expr_align, stabilize_reference): Likewise.
19819 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19820 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19821 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19822 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19823 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19824 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19825 Likewise.
19826 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19827 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19828 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19829 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19830 (forward_propagate_comparison)
19831 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19832 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19833 * emit-rtl.c (component_ref_for_mem_expr)
19834 (set_mem_attributes_minus_bitpos): Likewise.
19835 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19836 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19837 Likewise.
19838 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19839 (build_function_call, pointer_diff, build_compound_expr)
19840 (c_finish_return): Likewise.
19841 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19842 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19843 Likewise.
19844 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19845 * expr.c (is_aligning_offset): Likewise.
19846 * tree-ssa-alias.c (is_escape_site): Likewise.
19847 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19848 (check_all_va_list_escapes): Likewise.
19849 * tree-ssa-loop-ivopts.c (determine_base_object)
19850 (determine_common_wider_type): Likewise.
19851 * dojump.c (do_jump): Likewise.
19852 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19853 * tree-gimple.c (is_gimple_cast): Likewise.
19854 * fold-const.c (decode_field_reference)
19855 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19856 (fold_binary): Likewise.
19857 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19858 (already_warned_in_frontend_p): Likewise.
19859 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19860 * tree.c (really_constant_p, get_unwidened): Likewise.
19861 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19862 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19863 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19864 Likewise.
19865 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19866 CONVERT_EXPR_P.
19867 (CONVERT_EXPR_P): Define.
19868 (CASE_CONVERT): Define.
19869
198702008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19871
19872 PR middle-end/36117
19873 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19874 (delete_unmarked_insns): When deleting a call, call
19875 delete_unreachable_blocks.
19876 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19877 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19878
198792008-05-08 Richard Guenther <rguenther@suse.de>
19880
19881 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19882 (-ftree-salias): Likewise.
19883 (salias-max-implicit-fields): Remove param documentation.
19884 (salias-max-array-elements): Likewise.
19885 * tree-pass.h (pass_create_structure_vars): Remove.
19886 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19887 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19888 * tree-ssa-alias.c (create_structure_vars): Remove.
19889 (gate_structure_vars): Likewise.
19890 (pass_create_structure_vars): Likewise.
19891 (gate_build_alias): Likewise.
19892 (pass_build_alias): Adjust to run always and dump the function.
19893 * common.opt (ftree-salias): Hide.
19894 * passes.c (init_optimization_passes): Remove
19895 pass_create_structure_vars, adjust comment.
19896 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19897 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19898 * opts.c (decode_options): Do not set flag_tree_salias.
19899 (common_handle_option): Add OPT_ftree_salias to the backward
19900 compatibility section.
19901
199022008-05-08 Richard Guenther <rguenther@suse.de>
19903
19904 * tree-flow-inline.h (var_can_have_subvars): Move ...
19905 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19906 * tree-flow.h (var_can_have_subvars): Remove.
19907 (push_fields_onto_fieldstack): Remove.
19908 (sort_fieldstack): Likewise.
19909 (struct fieldoff): Move ...
19910 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19911 alias_set and base_for_components fields.
19912 (sort_fieldstack): Make static.
19913 (push_fields_onto_fieldstack): Likewise. Remove code that
19914 handles anything but RECORD_TYPEs. Remove alias_set and
19915 base_for_components handling.
19916 (create_variable_info_for): Adjust.
19917
199182008-05-08 Seongbae Park <seongbae.park@gmail.com>
19919
19920 * common.opt (Wframe-larger-than=): Shorten the help message
19921 to one line.
19922 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19923
199242008-05-08 Rafael Espíndola <espindola@google.com>
19925
19926 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19927 trap.
19928 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19929 trap and that both operands are gimple values.
19930 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19931 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19932 is a fp operation.
19933
199342008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19935
19936 * read-rtl.c (join_c_conditions): Return the first string if the
19937 two strings are equal.
19938
199392008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19940
19941 * gensupport.h (pred_data): Add a "num_codes" field.
19942 (add_predicate_code): Declare.
19943 * gensupport.c (add_predicate_code): New function.
19944 (std_pred_table): Add an "allows_const_p" field.
19945 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19946 Remove the (incomplete) list of such codes from the codes field.
19947 (init_predicate_table): Use add_predicate_code. Add all
19948 RTX_CONST_OBJs if allows_const_p is true.
19949 * genrecog.c (process_define_predicate): Use add_predicate_code.
19950
199512008-05-08 David Daney <ddaney@avtrex.com>
19952 Richard Sandiford <rsandifo@nildram.co.uk>
19953
19954 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19955 special case of constant zero operands.
19956 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19957 old and new values. Special case constant zero values.
19958 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19959 fails.
19960 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19961 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19962
199632008-05-08 Paolo Bonzini <bonzini@gnu.org>
19964
19965 PR target/36090
19966 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19967 similar RTX_CONST_OBJ before CONST_INT.
19968
199692008-05-08 Steve Ellcey <sje@cup.hp.com>
19970
19971 * stmt.c (expand_stack_restore): Change sa mode if needed.
19972
199732008-05-08 Richard Guenther <rguenther@suse.de>
19974
19975 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19976 return type to bool.
19977 (ix86_sol10_return_in_memory): Likewise.
19978 (ix86_i386elf_return_in_memory): Likewise.
19979 (ix86_i386interix_return_in_memory): Likewise.
19980 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19981 (ix86_sol10_return_in_memory): Likewise.
19982 (ix86_i386elf_return_in_memory): Likewise.
19983 (ix86_i386interix_return_in_memory): Likewise.
19984
199852008-05-08 Kai Tietz <kai.tietz@onevision.com>
19986
19987 PR bootstrap/36180
19988 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19989 fndecl argument.
19990 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19991 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19992 declared in front.
19993
199942008-05-08 Richard Guenther <rguenther@suse.de>
19995
19996 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19997 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19998 (DR_SUBVARS): Remove.
19999 * tree-dfa.c (dump_subvars_for): Remove.
20000 (debug_subvars_for): Likewise.
20001 (dump_variable): Do not dump subvars.
20002 (remove_referenced_var): Do not remove subvars.
20003 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
20004 (lookup_subvars_for_var): Remove.
20005 (get_subvars_for_var): Likewise.
20006 (get_subvars_at): Likewise.
20007 (get_first_overlapping_subvar): Likewise.
20008 (overlap_subvar): Likewise.
20009 * tree-flow.h (subvar_t): Remove.
20010 (struct var_ann_d): Remove subvars field.
20011 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
20012 argument. Remove special handling of SFTs.
20013 (compute_tag_properties): Likewise.
20014 (set_initial_properties): Likewise.
20015 (compute_call_clobbered): Likewise.
20016 (count_mem_refs): Likewise.
20017 (compute_memory_partitions): Likewise.
20018 (compute_flow_insensitive_aliasing): Likewise.
20019 (setup_pointers_and_addressables): Likewise.
20020 (new_type_alias): Likewise.
20021 (struct used_part): Remove.
20022 (used_portions): Likewise.
20023 (struct used_part_map): Likewise.
20024 (used_part_map_eq): Likewise.
20025 (used_part_map_hash): Likewise.
20026 (free_used_part_map): Likewise.
20027 (up_lookup): Likewise.
20028 (up_insert): Likewise.
20029 (get_or_create_used_part_for): Likewise.
20030 (create_sft): Likewise.
20031 (create_overlap_variables_for): Likewise.
20032 (find_used_portions): Likewise.
20033 (create_structure_vars): Likewise.
20034 * tree.def (STRUCT_FIELD_TAG): Remove.
20035 * tree.h (MTAG_P): Adjust.
20036 (struct tree_memory_tag): Remove base_for_components and
20037 unpartitionable flags.
20038 (struct tree_struct_field_tag): Remove.
20039 (SFT_PARENT_VAR): Likewise.
20040 (SFT_OFFSET): Likewise.
20041 (SFT_SIZE): Likewise.
20042 (SFT_NONADDRESSABLE_P): Likewise.
20043 (SFT_ALIAS_SET): Likewise.
20044 (SFT_UNPARTITIONABLE_P): Likewise.
20045 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
20046 (union tree_node): Remove sft field.
20047 * alias.c (get_alias_set): Remove special handling of SFTs.
20048 * print-tree.c (print_node): Remove handling of SFTs.
20049 * tree-dump.c (dequeue_and_dump): Likewise.
20050 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
20051 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
20052 * tree-predcom.c (set_alias_info): Do not set subvars.
20053 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
20054 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
20055 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
20056 (add_vars_for_offset): Remove.
20057 (add_virtual_operand): Remove special handling of SFTs.
20058 (add_call_clobber_ops): Likewise.
20059 (add_call_read_ops): Likewise.
20060 (get_asm_expr_operands): Likewise.
20061 (get_modify_stmt_operands): Likewise.
20062 (get_expr_operands): Likewise.
20063 (add_to_addressable_set): Likewise.
20064 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
20065 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
20066 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
20067 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
20068 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
20069 (tree_node_structure): Likewise.
20070 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
20071 handling of SFTs.
20072 (find_what_p_points_to): Likewise.
20073
200742008-05-08 Sa Liu <saliu@de.ibm.com>
20075
20076 * config/spu/spu.md: Fixed subti3 pattern.
20077
200782008-05-08 Richard Guenther <rguenther@suse.de>
20079
20080 PR middle-end/36154
20081 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
20082 sure to create a representative for trailing arrays for PTA.
20083
200842008-05-08 Richard Guenther <rguenther@suse.de>
20085
20086 PR middle-end/36172
20087 * fold-const.c (operand_equal_p): Two objects which types
20088 differ in pointerness are not equal.
20089
200902008-05-08 Kai Tietz <kai.tietz@onevision.com>
20091
20092 * calls.c (compute_argument_block_size): Add argument tree fndecl.
20093 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
20094 (emit_library_call_value_1): Add new variable fndecl initialized by
20095 NULL_TREE. It should be the decl type of orgfun, but this information
20096 seems not to be available here, so it uses the default calling abi.
20097 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
20098 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
20099 by TARGET_RETURN_IN_MEMORY.
20100 * config/i386/i386-interix.h: Likewise.
20101 * config/i386/i386.h: Likewise.
20102 * config/i386/i386elf.h: Likewise.
20103 * config/i386/ptx4-i.h: Likewise.
20104 * config/i386/sol2-10.h: Likewise.
20105 * config/i386/sysv4.h: Likewise.
20106 * config/i386/vx-common.h: Likewise.
20107 * config/cris/cris.h: Removed #if 0 clause.
20108 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
20109 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
20110 argument.
20111 (ix86_sol10_return_in_memory): Likewise.
20112 (ix86_i386elf_return_in_memory): New.
20113 (ix86_i386interix_return_in_memory): New.
20114 * config/mt/mt-protos.h (mt_return_in_memory): New.
20115 * config/mt/mt.c: Likewise.
20116 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20117 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
20118 * config/bfin/bfin.h: Likewise.
20119 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
20120 argument.
20121 * config/bfin/bfin.c: Likewise.
20122 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
20123 * config/alpha/unicosmk.h: Likewise.
20124 * config/i386/cygming.h: Likewise.
20125 * config/iq2000/iq2000.h: Likewise.
20126 * config/mips/mips.h: Likewise.
20127 * config/mn10300/mn10300.h: Likewise.
20128 * config/rs6000/rs6000.h: Likewise.
20129 * config/score/score.h: Likewise.
20130 * config/spu/spu.h: Likewise.
20131 * config/v850/v850.h: Likewise.
20132 * defaults.h: Likewise.
20133 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
20134 * expr.c (emit_block_move): Adjust use of
20135 OUTGOING_REG_PARM_STACK_SPACE.
20136 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
20137 OUTGOING_REG_PARM_STACK_SPACE.
20138 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
20139
201402008-05-08 Jakub Jelinek <jakub@redhat.com>
20141
20142 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
20143 on OMP_RETURN for OMP_FOR.
20144
20145 PR debug/35896
20146 * dwarf2out.c (dw_expand_expr, common_check): Removed.
20147 (fortran_common): New function.
20148 (gen_variable_die): Call fortran_common instead of common_check,
20149 adjust for it returning tree instead of rtx. Formatting.
20150
201512008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20152
20153 PR rtl/7335
20154 PR rtl/33826
20155 * see.c (see_copy_insn): Copy new pure const attributes for new call.
20156 * c-decl.c (merge_decls): Ditto.
20157 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
20158 to RTL_CONST_OR_PURE_CALL_P.
20159 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
20160 Initialized DECL_LOOPING_CONST_PURE.
20161 (process_call_operands): Set tree_side_effects properly.
20162 * tree.h (TREE_READONLY_DECL_P): Removed.
20163 (DECL_IS_PURE): Renamed to DECL_PURE_P.
20164 (DECL_LOOPING_OR_CONST_P): New macro.
20165 (struct tree_function_decl): Added looping_const_or_pure_p.
20166 (ECF_*) Renumbered.
20167 (ECF_LOOPING_OR_CONST_P): New macro.
20168 * rtlanal.c (pure_const_p): Removed.
20169 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
20170 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
20171 to RTL_CONST_CALL_P.
20172 * ipa-pure-const.c (pure_const_state_e): Added looping field.
20173 (check_decl, check_tree, check_call, scan_function): Initialize
20174 looping.
20175 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
20176 (static_execute): Set looping true for recursive functions.
20177 Undo setting state to IPA_NEITHER for recursive functions.
20178 * cse.c (cse_insn):
20179 * ifcvt.c (noce_can_store_speculate_p): Changed
20180 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
20181 RTL_CONST_OR_PURE_CALL_P.
20182 * dse.c (scan_insn): Ditto.
20183 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
20184 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
20185 RTL_CONST_OR_PURE_CALL_P.
20186 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
20187 pure_call_p to RTL_CONST_CALL_P.
20188 * gimplify.c (gimplify_call_expr): Clear side effects for
20189 non-looping pure and constant calls.
20190 * calls.c (emit_call_1): Set rtl flags from ecf flags.
20191 (flags_from_decl_or_type): Set ecf flags from decl flags.
20192 (initialize_argument_information): Turn off
20193 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
20194 Change const to pure if callee_copies is true rather than just
20195 turning off const.
20196 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
20197 way of marking pure calls.
20198 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
20199 Remove hack that was supposed to fix pr7335 and remove old
20200 way of marking pure calls.
20201 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
20202 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
20203 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
20204 RTL_CONST_OR_PURE_CALL_P.
20205 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
20206 * loop-invariant.c (find_exits, find_invariant_bb): Changed
20207 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
20208 * sched-deps.c (schedule_analyze): Ditto.
20209 * rtl.h (struct rtx_def): Use call field, unchanging field, and
20210 return_val field of calls to represent pure and const function info.
20211 (CONST_OR_PURE_CALL_P): Deleted macro.
20212 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
20213 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
20214 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
20215 TREE_READONLY.
20216 * tree-optimize.c (execute_fixup_cfg): Added test for
20217 ECF_LOOPING_CONST_OR_PURE.
20218 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
20219 DECL_PURE_P.
20220 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
20221 effects for looping pure or const calls.
20222 (verify_gimple_expr): Added verification code.
20223 * config/alpha/alpha.c (alpha_legitimize_address,
20224 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
20225 RTL_CONST_CALL_P.
20226 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
20227 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
20228 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
20229 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
20230 RTL_CONST_OR_PURE_CALL_P.
20231 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
20232 and const calls to be deleted.
20233
202342008-05-07 Uros Bizjak <ubizjak@gmail.com>
20235
20236 PR target/35714
20237 * config/i386/mmx.md (mmx_subv2sf3): New expander.
20238 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
20239 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
20240 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20241 to handle nonimmediate operands.
20242 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
20243 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20244 to handle nonimmediate operands.
20245 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20246 (mmx_pmulhrwv4hi3): New expander. Use
20247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20248 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20249 (sse2_umulv1siv1di3): New expander. Use
20250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20251 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20252 (mmx_eq<mode>3): New expander. Use
20253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20254 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20255 (mmx_uavgv8qi3): New expander. Use
20256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20257 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20258 (mmx_uavgv4hi3): New expander. Use
20259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20260
20261 * config/i386/sse.md
20262 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20263 to handle nonimmediate operands.
20264 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20265 to handle nonimmediate operands.
20266 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20267 to handle nonimmediate operands.
20268 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20269 to handle nonimmediate operands.
20270 (sse2_unpckhpd_exp): New expander. Use
20271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20272 (sse2_unpcklpd_exp): New expander. Use
20273 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20274 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20275 to handle nonimmediate operands.
20276 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20277 to handle nonimmediate operands.
20278 (*sse2_<plusminus_insn><mode>3): Rename from
20279 sse2_<plusminus_insn><mode>3 insn pattern.
20280 (sse2_<plusminus_insn><mode>3): New expander. Use
20281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20282 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20283 (sse2_umulv2siv2di3): New expander. Use
20284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20285 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20286 (sse4_1_mulv2siv2di3): New expander. Use
20287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20288 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20289 (sse2_pmaddwd): New expander. Use
20290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20291 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20292 (sse2_eq<mode>3): New expander. Use
20293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20294 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20295 (sse4_1_eqv2di3): New expander. Use
20296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20297 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20298 (sse2_uavgv16qi3): New expander. Use
20299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20300 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20301 (sse2_uavgv16qi3): New expander. Use
20302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20303 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20304 (sse2_uavgv8hi3): New expander. Use
20305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20306 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20307 (ssse3_pmulhrswv8hi3): New expander. Use
20308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20309 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20310 (ssse3_pmulhrswv4hi3): New expander. Use
20311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20312
20313 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20314 (<sse>_vmmul<mode>3): Ditto.
20315 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20316 (divv2df3): Ditto.
20317 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20318 (ssse3_pmaddubsw): Ditto.
20319
20320 * config/i386/i386.c (struct_builtin_description)
20321 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20322 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20323 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20324 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20325 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20326 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20327 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20328 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20329 (ix86_fixup_binary_operands): Assert that src1
20330 and src2 must have the same mode when swapped.
20331 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20332 and ix86_binary_operator_ok. Do not force operands in registers
20333 when optimizing.
20334
203352008-05-07 Jan Hubicka <jh@suse.cz>
20336
20337 * cgraph.c (dump_cgraph_node): Update.
20338 * cgraph.h (cgraph_local_info): Break out inline summary.
20339 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20340 hook.
20341 * ipa-inline (inline_summary): New accestor function.
20342 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20343 cgraph_decide_inlining, compute_inline_parameters): Update.
20344 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20345
203462008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20347
20348 Cleanup ColdFire scheduling support and add V4 pipeline model.
20349
20350 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20351 (define_attr cpu): Add cfv4 value.
20352 (define_attr type, define_attr type1): Merge into a single 'type'
20353 attribute. Update all uses.
20354 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20355 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20356 Update all uses.
20357 (define_attr opx_mem, define_attr opy_mem): Remove.
20358 (define_attr op_mem): Clean up, update comment.
20359 (define_attr size): Use specific values instead of general int.
20360 (define_attr guess, define_attr split): Remove. Update all uses.
20361 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20362 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20363 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20364 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20365 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20366 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20367 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20368 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20369 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20370 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20371 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20372 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20373 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20374 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20375 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20376 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20377 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20378 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20379 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20380 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20381 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20382 Update or set attributes.
20383 (stack_tie): New fake instruction.
20384
20385 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20386 (m68k_sched_attr_size): Update declaration.
20387 (m68k_sched_attr_type2): Remove.
20388 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20389 Declare new bypass predicates.
20390
20391 * config/m68k/m68k.c (m68k_sched_issue_rate,
20392 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20393 implementations.
20394 (TARGET_SCHED_ISSUE_RATE,
20395 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20396 (override_options): Handle scheduling for ColdFire V4 core.
20397 (m68k_expand_prologue): Emit stack_tie.
20398 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20399 'OP_TYPE_FPN'. Update all uses.
20400 (sched_guess_p): Remove.
20401 (sched_address_type): Handle symbolic addresses.
20402 (sched_get_operand): New static function.
20403 (sched_operand_type): Merge into sched_attr_op_type.
20404 (sched_attr_op_type): Handle FP registers, handle quick constants,
20405 update.
20406 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20407 (m68k_sched_attr_size): Update. Move logic to ...
20408 (sched_get_attr_size_int): New static function.
20409 (sched_get_opxy_mem_type): New static function.
20410 (m68k_sched_attr_op_mem): Update.
20411 (m68k_sched_attr_type2): Remove.
20412 (sched_cfv4_bypass_data): New static variable.
20413 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20414 (m68k_sched_issue_rate): Implement scheduler hook.
20415 (struct _sched_ib: enabled_p): New field.
20416 (m68k_sched_variable_issue): Update. Handle V4.
20417 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20418 sched_dump_class_func_t, sched_dump_split_class,
20419 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20420 sched_dump_dfa_class, m68k_sched_dump): Remove.
20421 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20422 hook.
20423 (m68k_sched_init_global): Remove statisctics dumping, introduce
20424 sanity check that all instructions have pipeline reservations. Handle
20425 ColdFire V4 core.
20426 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20427 Handle ColdFire V4 core.
20428 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20429 New static functions.
20430 (m68k_sched_address_bypass_p): New bypass predicate.
20431 (sched_get_indexed_address_scale): New static function.
20432 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20433
20434 * cf.md: Update comments.
20435 (define_attr type2): Remove. Use 'type' attribute instead.
20436 Update all uses.
20437 (cf_ib): Rename to cfv123_ib. Update all uses.
20438 (cf_oep): Rename to cfv123_oep. Update all uses.
20439 (cf_chr): Rename to cfv123_chr. Update all uses.
20440 (cf_mem): Rename to cfv123_mem. Update all uses.
20441 (cf_mac): Move to more appropriate place.
20442 (cfv123_guess): New automaton and cpu_unit.
20443 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20444 Update uses of 'size' attribute. Handle before reload scheduling.
20445 (cfv123_guess): New dummy reservation for unhandled instructions.
20446 (cfv4_*): Pipeline description of ColdFire V4 core.
20447 (ignore): New reservation to handle 'ignore' type.
20448
204492008-05-07 Ian Lance Taylor <iant@google.com>
20450
20451 PR middle-end/36013
20452 * gimplify.c (find_single_pointer_decl_1): Don't look through
20453 indirections.
20454 (find_single_pointer_decl): Adjust comments.
20455
204562008-05-07 Jakub Jelinek <jakub@redhat.com>
20457
20458 PR middle-end/36137
20459 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20460 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20461
20462 PR middle-end/36106
20463 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20464 integral type rather than floating point, then VIEW_CONVERT_EXPR
20465 to the floating point type.
20466
204672008-05-07 Uros Bizjak <ubizjak@gmail.com>
20468
20469 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20470 TFmode op0 to register.
20471
204722008-05-07 Alan Modra <amodra@bigpond.net.au>
20473
20474 * c-decl.c (grokdeclarator): Comment typo.
20475
204762008-05-06 Aldy Hernandez <aldyh@redhat.com>
20477
20478 * tree-flow.h: Remove prototype for computed_goto_p.
20479 * tree-cfg.c (computed_goto_p): Make static.
20480
204812008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20482
20483 PR target/35657
20484 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20485 (contains_aligned_value_p): This. Handle _Decimal128.
20486 (ix86_function_arg_boundary): Only align _Decimal128 to its
20487 natural boundary and handle it properly.
20488
204892008-05-06 Martin Jambor <mjambor@suse.cz>
20490
20491 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20492 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20493 (ipcp_method_set_orig_node): Removed.
20494 (ipcp_cval_get_cvalue_type): Removed.
20495 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20496 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20497 (ipcp_cval_set_cvalue_type): Removed.
20498 (ipcp_cval_get_cvalue): Removed.
20499 (ipcp_cval_set_cvalue): Removed.
20500 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20501 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20502 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20503 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20504 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20505 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20506 (ipcp_get_ith_lattice): Changed parameters.
20507 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20508 (ipcp_lattice_from_jfunc): Changed parameters.
20509 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20510 (ipcp_method_cval_print): Added temporary variable info.
20511 (ipcp_redirect): Removed already unused local variable caller.
20512 (ipcp_redirect): New temporary variable orig_callee_info
20513 (ipcp_redirect): Removed newly unused local variable callee.
20514 (ipcp_redirect): Removed (a bit confusing) local variable type.
20515 (ipcp_insert_stage): Added local variable info.
20516 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20517 renamed too
20518 (ipcp_formal_create): Removed.
20519 (ipcp_method_cval_set): Removed.
20520 (ipcp_propagate_stage): Renamed lattice variables.
20521 (ipcp_method_cval_set_cvalue_type): Removed.
20522 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20523 (ipcp_print_all_lattices): Changed printed strings to refer to
20524 lattices rather than cvals.
20525 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20526 (ipcp_propagate_const): Changed formal parameters.
20527 (build_const_val): Changed formal parameters.
20528 (ipcp_insert_stage): Removed useless variable cvalue
20529 (build_const_val): Changed formal parameters.
20530 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20531 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20532 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20533 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20534 (ipcp_print_func_profile_counts): Changed string from "method" to
20535 "function"
20536 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20537 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20538 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20539 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20540 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20541 (ipcp_lat_is_const): Changed parameters and made inline.
20542 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20543 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20544 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20545 the predicate condition directly
20546 (ipcp_propagate_stage): Added local variable args. Removed local
20547 variable callee. (Both are mere code simplifications.)
20548 (ipcp_method_dont_insert_const): Renamed to
20549 ipcp_node_not_modifiable_p.
20550 (ipcp_node_not_modifiable_p): Made inline.
20551 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20552 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20553 (ipcp_print_all_lattices): Removed variable cvalue
20554 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20555 Updated comments.
20556
205572008-05-06 Olivier Hainque <hainque@adacore.com>
20558
20559 * tree-sra.c (try_instantiate_multiple_fields): Early return
20560 if field has POINTER_TYPE.
20561
205622008-05-06 Kai Tietz <kai.tietz@onevision.com>
20563
20564 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20565 by using 'q' specifier for instruction.
20566 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20567
c95b2534 205682008-05-06 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
20569
20570 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20571 Change mode of zero_extract from QImode to HImode.
20572 (sign bit tests peepholes): (Ditto.).
20573
205742008-05-06 Uros Bizjak <ubizjak@gmail.com>
20575
20576 * config/i386/mmx.md: Remove double backslashes from asm templates.
20577 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20578 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20579 to handle nonimmediate operands.
20580 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20581 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20582 to handle nonimmediate operands.
20583 (*mmx_<code>v2sf3_finite): New insn pattern.
20584 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20585 (mmx_<code>v2sf3): New expander. Use
20586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20587 (mmx_<plusminus_insn><mode>3): New expander. Use
20588 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20589 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20590 (mmx_add<mode>3): Removed.
20591 (mmx_ssadd<mode>3): Ditto.
20592 (mmx_usadd<mode>3): Ditto.
20593 (mmx_sub<mode>3): Ditto.
20594 (mmx_sssub<mode>3): Ditto.
20595 (mmx_ussub<mode>3): Ditto.
20596 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20597 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20598 to handle nonimmediate operands.
20599 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20600 insn pattern.
20601 (mmx_smulv4hi3_highpart): New expander. Use
20602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20603 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20604 insn pattern.
20605 (mmx_umulv4hi3_highpart): New expander. Use
20606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20607 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20608 (mmx_<code>v4hi3): New expander. Use
20609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20610 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20611 (mmx_<code>v8qi3): New expander. Use
20612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20613 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20614 (mmx_<code><mode>3): New expander. Use
20615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20616
206172008-05-05 Jan Hubicka <jh@suse.cz>
20618
20619 PR tree-optimization/36118
20620 * passes.c (pass_init_dump_file): Fix dump header.
20621
206222008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20623
20624 PR middle-end/36141
20625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20626 VCE for function decls.
20627
206282008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20629
20630 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20631
206322008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20633
20634 * config/i386/i386.md (sat_plusminus): New.
20635 (plusminus_insn): Likewise.
20636 (plusminus_mnemonic): Likewise.
20637 (addsub): Removed.
20638 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20639 (*<addsub><mode>3_cc_overflow): Renamed to ...
20640 (*<plusminus_insn><mode>3_cc_overflow): This.
20641 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20642 (*<plusminus_insn>si3_zext_cc_overflow): This.
20643
20644 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20645 (<plusminus_insn><mode>3): This.
20646 (*<addsub><mode>3): Renamed to ...
20647 (*<plusminus_insn><mode>3): This.
20648 (<sse>_vm<addsub><mode>3): Renamed to ...
20649 (<sse>_vm<plusminus_insn><mode>3): This.
20650 (sse3_h<addsub>v4sf3): Renamed to ...
20651 (sse3_h<plusminus_insn>v4sf3): This.
20652 (sse3_h<addsub>v2df3): Renamed to ...
20653 (sse3_h<plusminus_insn>v2df3): This.
20654 (<plusminus_insn><mode>3): New.
20655 (*<plusminus_insn><mode>3): Likewise.
20656 (sse2_<plusminus_insn><mode>3): Likewise.
20657 (add<mode>): Removed.
20658 (*add<mode>3): Likewise.
20659 (sse2_ssadd<mode>3): Likewise.
20660 (sse2_usadd<mode>3): Likewise.
20661 (sub<mode>3): Likewise.
20662 (*sub<mode>3): Likewise.
20663 (sse2_sssub<mode>3): Likewise.
20664 (sse2_ussub<mode>3): Likewise.
20665
206662008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20667
20668 * gthr-single.h: Add in required interface elements as per gthr.h.
20669 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20670 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20671 Generalize UNUSED macro.
20672 (__gthread_once): Add.
20673 (__gthread_key_create): Add.
20674 (__gthread_key_delete): Add.
20675 (__gthread_getspecific): Add.
20676 (__gthread_setspecific): Add.
20677
206782008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20679
20680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20681 the same size types for the indirect reference on the rhs, then
20682 create a VCE.
20683
206842008-05-05 Uros Bizjak <ubizjak@gmail.com>
20685
20686 * config/i386/i386.md
20687 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20688 one insn template instead of template series.
20689 (*xordi_1_rex64): Ditto.
20690 (*xordi_2_rex64): Ditto.
20691
206922008-05-05 Ira Rosen <irar@il.ibm.com>
20693
20694 PR tree-optimization/36119
20695 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20696 in case of SLP.
20697
206982008-06-04 Jan Hubicka <jh@suse.cz>
20699
20700 tree-optimization/36100
20701 * tree-pass.h (pass_O0_always_inline): Declare.
20702 * ipa-inline.c (inline_transform): Remove dead code.
20703 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20704 pass_O0_always_inline): New.
20705 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20706
207072008-05-04 Kai Tietz <kai.tietz@onevision.com>
20708
20709 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20710 mnemonic in this_param move for TARGET_64BIT.
20711
207122008-05-04 Uros Bizjak <ubizjak@gmail.com>
20713
20714 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20715 (*strmovsi_rex_1): Ditto.
20716 (*strsetsi_1): Ditto.
20717 (*strsetsi_rex_1): Ditto.
20718
20719 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20720 adddicc expanders using SWI mode iterator.
20721
207222008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20723
20724 PR target/36121
20725 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20726 argument handling.
20727
207282008-05-04 David S. Miller <davem@davemloft.net>
20729
20730 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20731 (sparc*-*-linux*): Use linux.h in tm_file.
20732 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20733 compiler defaulting to 32-bit.
20734 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20735 no longer needed.
20736 * config/sparc/linux.h: Remove definitions now obtained
20737 properly from linux.h
20738 * config/sparc/linux64.h: Likewise.
20739 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20740 don't want this setting for 32-bit builds in a biarch compiler.
20741 * doc/install.texi: Add sparc-linux to list of targets
20742 supporting --enable-targets=all.
20743
207442008-05-03 Andrew Pinski <pinskia@gmail.com>
20745
20746 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20747
207482008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20749
20750 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20751 after V4SI_FTYPE_V8HI.
20752 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20753 case V4SI_FTYPE_V2DF.
20754
207552008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20756
20757 * doc/invoke.texi (max-flow-memory-locations): Removed.
20758 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20759
207602008-05-03 Richard Guenther <rguenther@suse.de>
20761
20762 PR middle-end/34973
20763 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20764
207652008-05-02 David S. Miller <davem@davemloft.net>
20766
20767 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20768
c95b2534 207692008-05-02 Simon Baldwin <simonb@google.com>
a5f061dc
RG
20770
20771 PR bootstrap/36108
20772 * c-common.h (warn_array_subscript_range): Removed.
20773 * c-common.c (warn_array_subscript_range): Ditto.
20774 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20775 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20776
207772008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20778
20779 * config/i386/i386.c (ix86_special_builtin_type): New.
20780 (bdesc_special_args): Likewise.
20781 (ix86_expand_special_args_builtin): Likewise.
20782 (ix86_init_mmx_sse_builtins): Updated.
20783 (ix86_expand_builtin): Updated.
20784 (ix86_expand_store_builtin): Removed.
20785 (ix86_expand_unop_builtin): Likewise.
20786
20787 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20788 * config/i386/mmintrin.h (__v2sf): Here.
20789
20790 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20791 const __v2sf.
20792 (_mm_loadl_pi): Likewise.
20793 (_mm_storeh_pi): Replace __v2si with __v2sf.
20794 (_mm_storel_pi): Likewise.
20795
20796 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20797 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20798 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20799 __builtin_ia32_loadlpd.
20800
208012008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20802
20803 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20804 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20805 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20806 (ix86_init_mmx_sse_builtins): Updated.
20807 (ix86_expand_args_builtin): Likewise.
20808 (ix86_expand_builtin): Likewise.
20809 (ix86_expand_unop1_builtin): Renamed to ...
20810 (ix86_expand_unop_vec_merge_builtin): This.
20811
208122008-05-01 Jan Hubicka <jh@suse.cz>
20813
20814 PR bootstrap/36100
20815 * ipa-inline.c (inline_generate_summary): Make static.
20816 (inline_transform): Do not call inlining at -O0; make static.
20817 * passes.c (execute_todo): Add sanity check.
20818 (execute_one_ipa_transform_pass): Execute proper flags.
20819
208202008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20821
20822 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20823 (DECL_NONADDRESSABLE_P): Likewise.
20824 * alias.c (record_component_aliases): Fix comment.
20825
c95b2534 208262008-05-01 Simon Baldwin <simonb@google.com>
a5f061dc
RG
20827
20828 * c-common.h (warn_array_subscript_range): New function.
20829 * c-common.c (warn_array_subscript_range): Ditto.
20830 * tree-vrp.c (check_array_ref): Corrected code to agree with
20831 comment, ignoring only arrays of size 0 or size 1.
20832 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20833
208342008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20835
20836 * config/i386/i386.c (ix86_builtin_type): Replace
20837 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20838 (bdesc_args): Updated.
20839 (ix86_init_mmx_sse_builtins): Likewise.
20840 (ix86_expand_args_builtin): Likewise.
20841
20842 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20843 with __v1di.
20844
20845 * doc/extend.texi: Correct __builtin_ia32_palignr.
20846
208472008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20848
20849 PR target/36095
20850 * config/i386/i386.c (bdesc_crc32): Removed.
20851 (ix86_expand_crc32): Likewise.
20852 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20853 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20854 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20855 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20856 UINT_FTYPE_UINT_UCHAR.
20857 (bdesc_args): Updated. Add crc32 builtins.
20858 (ix86_init_mmx_sse_builtins): Updated.
20859 (ix86_expand_args_builtin): Updated to support subreg.
20860
20861 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20862
208632008-05-01 Jan Hubicka <jh@suse.cz>
20864
20865 * tree-pass.h (opt_pass): Add IPA_PASS.
20866 (varpool_node, cgraph_node): Forward declare.
20867 (ipa_opt_pass): Define.
20868 (pass_ipa_inline): Turn into ipa_opt_pass.
20869 (pass_apply_inline): Remove.
20870 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20871 (apply_inline): Turn into ....
20872 (inline_transform): ... this one.
20873 (inline_generate_summary): New function.
20874 (pass_apply_inline): Remove.
20875 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20876 vector.
20877 (struct function): Add ipa_transforms_to_apply.
20878 * passes.c (register_one_dump_file): Work on IPA_PASS.
20879 (init_optimization_passes): Remove pass_inline_parameters and
20880 pass_apply_inline.
20881 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20882 (execute_one_pass) ... here; apply transforms when possible.
20883 (add_ipa_transform_pass, execute_ipa_summary_asses,
20884 execute_one_ipa_transform_pass): New.
20885 (execute_ipa_pass_list): Update for IPA_PASS type.
20886
208872008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20888
20889 * config/i386/i386.c (ix86_builtin_type): Add
20890 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20891 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20892 (bdesc_args): Add SSE4a builtins.
20893 (ix86_init_mmx_sse_builtins): Updated.
20894 (ix86_expand_args_builtin): Likewise.
20895 (ix86_expand_builtin): Likewise.
20896
208972008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20898
20899 * config/i386/i386.c (ix86_builtin_type): Add
20900 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20901 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20902 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20903 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20904 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20905 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20906 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20907 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20908 and DI_FTYPE_DI_DI_INT.
20909 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20910 (ix86_init_mmx_sse_builtins): Updated.
20911 (ix86_expand_args_builtin): Likewise.
20912 (ix86_expand_builtin): Likewise.
20913 (ix86_expand_binop_imm_builtin): Removed.
20914
20915 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20916
209172008-04-30 Richard Guenther <rguenther@suse.de>
20918
20919 PR tree-optimization/32921
20920 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20921
209222008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20923
20924 * config/arm/arm.c (arm_unwind_emit): Use
20925 crtl->all_throwers_are_sibcalls instead of
20926 cfun->all_throwers_are_sibcalls.
20927 (arm_output_fn_unwind): Likewise.
20928 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20929 instead of cfun->uses_pic_offset_table.
20930 (frv_expand_prologue): Likewise.
20931 (frv_frame_pointer_required): Likewise.
20932 (frv_expand_fdpic_call): Likewise.
20933 (frv_emit_movsi): Likewise.
20934 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20935 cfun->returns_pcc_struct instead of
20936 current_function_returns_pcc_struct.
20937 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20938 instead of cfun->calls_eh_return.
20939 (m32c_pushm_popm): Likewise.
20940 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20941 "extern" declaration.
20942
209432008-04-30 Richard Guenther <rguenther@suse.de>
20944
20945 PR tree-optimization/21636
20946 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20947 constant address.
20948 (evaluate_stmt): Print the likely value.
20949 (ccp_visit_stmt): Avoid excessive vertical spacing.
20950
209512008-04-30 Rafael Espíndola <espindola@google.com>
20952
20953 * builtins.c (fold_call_expr): Return realret.
20954 * tree-ssa-threadedge.c
20955 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20956 __builtin_object_size.
20957
209582008-04-30 Seongbae Park <seongbae.park@gmail.com>
20959
20960 * gcc.c (wrapper_string): New variable.
20961 (insert_wrapper): New function.
20962 (execute): New option -wrapper.
20963 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20964
209652008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20966
20967 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20968 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20969 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20970 from...
20971 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20972 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20973 config/rs6000/e500crtres64gprctr.asm,
20974 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20975 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20976 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20977 config/rs6000/e500crtsav64gprctr.asm,
20978 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20979 config/rs6000/e500crtsavg64gprctr.asm: New files.
20980 * config/rs6000/t-ppccomm: Add build rules for new files.
20981 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20982 * config/rs6000/t-netbsd: Add build rules for new files.
20983 (LIB2FUNCS_STATIC_EXTRA): New variable.
20984 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20985 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20986 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20987
209882008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20989
20990 * config/i386/i386.c (ix86_builtin_type): Add
20991 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20992 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20993 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20994 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20995 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20996 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20997 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20998 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20999 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
21000 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
21001 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
21002 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
21003 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
21004 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
21005 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
21006 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
21007 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
21008 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
21009 V1DI_FTYPE_V2SI_V2SI.
21010 (bdesc_2arg): Moved to ...
21011 (bdesc_args): Here.
21012 (ix86_init_mmx_sse_builtins): Updated.
21013 (ix86_expand_args_builtin): Updated. Take a pointer
21014 to const struct builtin_description. Handle comparison
21015 builtin functions.
21016 (ix86_expand_sse_compare): Take a new argument for swapping operands.
21017 (ix86_expand_builtin): Updated.
21018
21019 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
21020 (ssse3_pmaddubsw128): This.
21021 (ssse3_pmaddubswv4hi3): Renamed to ...
21022 (ssse3_pmaddubsw): This.
21023
21024 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
21025 (__builtin_ia32_packssdw128): Likewise.
21026 (__builtin_ia32_packuswb128): Likewise.
21027 (__builtin_ia32_pmaddubsw): Likewise.
21028 (__builtin_ia32_pmaddubsw128): Likewise.
21029
210302008-04-30 Richard Guenther <rguenther@suse.de>
21031
21032 PR tree-optimization/14847
21033 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
21034 (recognize_bits_test): Use it.
21035 (recognize_single_bit_test): Likewise.
21036
210372008-04-30 Martin Jambor <mjambor@suse.cz>
21038
21039 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
21040 instead of setting number of formal parameters to zero.
21041 (ipcp_init_stage): Do not set the number of actual parameters to zero
21042 either.
21043 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
21044 which are called with variable number of arguments.
21045 (ipcp_insert_stage): Explicitely skipping all nodes which are
21046 called with variable number of arguments.
21047 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
21048 number of parameters.
21049
21050 * ipa-prop.h (struct ipa_node_params): Added flag
21051 called_with_var_arguments
21052 (ipa_set_param_count): Added. Changed sole setter to use it.
21053 (ipa_get_param_count): Added. All readers of param_count
21054 converted to use it instead.
21055 (ipa_set_called_with_variable_arg): Added.
21056 (ipa_is_called_with_var_arguments): Added.
21057 (ipa_get_ith_param): Added. All readers of param_decls converted
21058 to use it instead.
21059 (ipa_set_cs_argument_count): Added, sole writer to argument_count
21060 changed to use it.
21061 (ipa_get_cs_argument_count): Added, all readers of argument_count
21062 changed to cal it.
21063 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
21064 to use it.
21065
21066 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
21067 (struct ipcp_lattice): Renamed cval_type to type
21068 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
21069
21070 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
21071 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
21072 (ipcp_insert_stage): Changed the type of variable cvalue to tree
21073 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
21074 (build_const_val): Changed the type of parameter cvalue to tree
21075 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
21076 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
21077
21078 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
21079 constant
21080
21081 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
21082 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
21083 (ipa_add_method): Renamed to ipa_push_func_to_list
21084 (ipa_remove_method): Renamed to ipa_pop_func_from_list
21085 (ipa_callsite_param_count): Removed.
21086 (ipa_callsite_param_count_set): Removed.
21087 (ipa_callsite_param): Removed.
21088 (ipa_callsite_callee): Removed.
21089 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
21090 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
21091 (ipa_method_formal_count): Removed.
21092 (ipa_method_formal_count_set): Removed.
21093 (ipa_method_get_tree): Removed.
21094 (ipa_method_tree_map_create): Removed.
21095 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
21096 (ipa_create_param_decls_array): Creates the array itself
21097 (ipa_create_param_decls_array): Temporary variable info instead of
21098 a few dereferences.
21099 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
21100 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
21101 (get_type): Removed.
21102 (ipa_jf_get_info_type): Removed.
21103 (ipa_node_create): Renamed to ipa_create_node_params
21104 (ipa_free): Renamed to ipa_free_all_node_params
21105 (ipa_nodes_create): Renamed to ipa_create_all_node_params
21106 (ipa_edges_create): Renamed to ipa_create_all_edge_args
21107 (ipa_edges_free): Renamed to ipa_free_all_edge_args
21108 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
21109 (ipa_free_all_node_params): Deallocation to jump_functions moved to
21110 ipa_free_all_edge_args
21111 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
21112 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
21113 (ipa_create_methodlist_node): Removed.
21114 (ipa_methodlist_method): Removed.
21115 (ipa_methodlist_method_set): Removed.
21116 (ipa_methodlist_next_method): Removed.
21117 (ipa_methodlist_next_method_set): Removed.
21118 (ipa_method_is_modified): Removed.
21119 (ipa_method_modify_create): Removed.
21120 (ipa_method_modify_init): Temporary variable info instead of a few
21121 dereferences.
21122 (ipa_detect_param_modifications): Temporary variable info instead of
21123 a few dereferences.
21124 (ipa_compute_jump_functions): Temporary variable info instead of
21125 a few dereferences.
21126 (ipa_method_modify_set): Removed.
21127 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
21128 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
21129 than craph_node as the first parameter.
21130 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
21131 (ipa_method_modify_init): Removed.
21132 (ipa_compute_jump_functions): Added a temp variable instead of
21133 repeatadly dereferencing the cgraph_edge.aux pointer
21134 (ipa_callsite_param_set_type): Removed.
21135 (ipa_compute_jump_functions): i renamed to index and moved to
21136 an inner block
21137 (ipa_callsite_param_set_info_type_formal): Removed.
21138 (ipa_callsite_param_set_info_type): Removed.
21139 (ipa_callsite_param_map_create): Removed.
21140 (ipa_callsite_tree): Removed.
21141 (ipa_callsite_caller): Removed.
21142 (ipa_pop_func_from_list): return_method removed to return_func
21143
21144 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
21145 prefixed all values with IPA_. Changed all users.
21146 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
21147 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
21148 and FORMAL_IPATYPE IPA_PASS_THROUGH.
21149 (union parameter_info): Renamed to jump_func_value.
21150 (union jump_func_value): Renamed value to constant
21151 (struct ipa_jump_func): Renamed info_type to value
21152 (struct ipa_node): Renamed to ipa_node_params
21153 (struct ipa_node_params): Renamed ipa_arg_num to param_count
21154 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
21155 (struct ipa_node_params): Renamed ipa_mod to modified_flags
21156 (struct ipa_edge): Renamed to ipa_edge_args
21157 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
21158 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
21159 (struct ipa_methodlist): Renamed to ipa_func_list
21160 (struct ipa_func_list): method_p renamed to node, next_method
21161 renamed to next
21162 (ipa_methodlist_p): Removed, switched all users to struct pointer
21163 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
21164
211652008-04-30 Alan Modra <amodra@bigpond.net.au>
21166
21167 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
21168 (rs6000_emit_epilogue): Use backchain to restore only when we
21169 have a large frame. Make use of frame pointer to restore if we
21170 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
21171
211722008-04-29 Paolo Bonzini <bonzini@gnu.org>
21173
21174 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
21175 Add mode to zero_extract.
21176 (sign bit tests peepholes): (Ditto.).
21177
211782008-04-29 H.J. Lu <hongjiu.lu@intel.com>
21179
21180 * config/i386/i386.c (ix86_builtins): Replace Prescott New
21181 Instructions in comments with SSE3.
21182 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
21183 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
21184 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
21185 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
21186 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
21187 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
21188 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
21189 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
21190 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
21191 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
21192 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
21193 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
21194 (bdesc_sse_args): Renamed to ...
21195 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
21196 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
21197 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
21198 IX86_BUILTIN_FABSQ.
21199 (bdesc_1arg): Moved to ...
21200 (bdesc_args): Here.
21201 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
21202 Instructions in comments with SSE3.
21203 (ix86_expand_sse_operands_builtin): Renamed to ...
21204 (ix86_expand_args_builtin): This. Updated.
21205 (ix86_expand_unop1_builtin): Update comments.
21206 (ix86_expand_builtin): Updated.
21207
212082008-04-29 Richard Guenther <rguenther@suse.de>
21209
21210 PR tree-optimization/36078
21211 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
21212 Update virtual SSA form after cleaning up the CFG.
21213
212142008-04-29 Richard Guenther <rguenther@suse.de>
21215
21216 PR middle-end/15255
21217 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
21218
212192008-04-29 Richard Guenther <rguenther@suse.de>
21220
21221 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
21222 (compute_may_aliases): Do not call finalize_ref_all_pointers.
21223 (compute_flow_insensitive_aliasing): Do not treat
21224 PTR_IS_REF_ALL pointers special.
21225 (get_smt_for): Likewise.
21226 (may_alias_p): Re-structure.
21227 (is_escape_site): A ref-all pointer conversion is not an escape site.
21228 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
21229 PTR_IS_REF_ALL pointers special.
21230 * tree-ssa-structalias.h (struct alias_info): Remove
21231 ref_all_symbol_mem_tag field.
21232 (PTR_IS_REF_ALL): Remove.
21233
212342008-04-29 Richard Guenther <rguenther@suse.de>
21235
21236 PR middle-end/36077
21237 * fold-const.c (extract_muldiv_1): In combining division constants
21238 make sure to never overflow.
21239
212402008-04-29 Nick Clifton <nickc@redhat.com>
21241
21242 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21243
212442008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21245
21246 PR bootstrap/35169
21247 * optc-gen.awk: Work around HP-UX/IA awk bug.
21248
212492008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21250
21251 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21252 2008-04-25 commit.
21253
212542008-04-28 Uros Bizjak <ubizjak@gmail.com>
21255
21256 PR target/36073
21257 * config/i386/i386.md
21258 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21259 Change operand 1 predicate to nonimmediate_operand.
21260
212612008-04-28 Jakub Jelinek <jakub@redhat.com>
21262
21263 PR debug/36060
21264 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21265 die_sub field.
21266 * gengtype.c (walk_type, write_func_for_structure): Handle
21267 chain_circular.
21268 * doc/gty.texi: Document chain_circular.
21269
212702008-04-28 Richard Guenther <rguenther@suse.de>
21271
21272 PR tree-optimization/36066
21273 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21274 SCEV and loop.
21275
212762008-04-28 Uros Bizjak <ubizjak@gmail.com>
21277
21278 PR target/36064
21279 * config/i386/i386.md
21280 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21281 Use match_scratch instead of match_operand for operands 3 and 4.
21282
212832008-04-27 Richard Guenther <rguenther@suse.de>
21284
21285 PR tree-optimization/18754
21286 PR tree-optimization/34223
21287 * tree-pass.h (pass_complete_unrolli): Declare.
21288 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21289 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21290 Rewrite loop into loop closed SSA form if it is not already.
21291 (tree_unroll_loops_completely): Re-structure to iterate over
21292 innermost loops with intermediate CFG cleanups.
21293 Unroll outermost loops only if requested or the code does not grow
21294 doing so.
21295 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21296 loops are available.
21297 (tree_vectorize): Instead do so here.
21298 (tree_complete_unroll): Also unroll outermost loops.
21299 (tree_complete_unroll_inner): New function.
21300 (gate_tree_complete_unroll_inner): Likewise.
21301 (pass_complete_unrolli): New pass.
21302 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21303 uses outside of the loop.
21304 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21305 form if it is available.
21306 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21307 * passes.c (init_optimization_passes): Schedule complete inner
21308 loop unrolling pass before the first CCP pass after final inlining.
21309
213102008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21311
21312 * targhooks.h (default_emutls_var_fields,
21313 default_emutls_var_init): Declare.
21314 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21315 * target.h (struct gcc_target): Add struct emutls member.
21316 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21317 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21318 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21319 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21320 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21321 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21322 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21323 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21324 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21325 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21326 emit debug information.
21327 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21328 * varasm.c: Include targhooks.h.
21329 (emutls_object_section, emutls_tmpl_section): New.
21330 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21331 (EMUTLS_SEPARATOR): New.
21332 (prefix_name): New.
21333 (get_emutls_object_name): New.
21334 (default_emutls_var_fields): New, broken out of ...
21335 (get_emutls_object_type): ... here. Adjust to use target hooks.
21336 (get_emutls_init_templ_addr): Adjust to use target hooks.
21337 (emutls_decl): Adjust to use target hooks.
21338 (emutls_finish): Likewise.
21339 (default_emutls_var_init): New, broken out of ...
21340 (assemble_variable): ... here. Adjust to use target hooks.
21341 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21342 SECCAT_EMUTLS_TMPL.
21343 * c-common.c (handle_section_attribute): Prevent overriding
21344 sections for emulated tls with special sections.
21345 * config/i386/i386.c (x86_64_elf_select_section): Add
21346 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21347 (x86_64_elf_unique_section): Likewise.
21348 * config/vxworks.c: Include tree.h.
21349 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21350 (vxworks_override_options): Set TLS scheme.
21351 * doc/tm.texi (Emulated TLS): New node.
21352
c95b2534 213532008-04-26 Simon Baldwin <simonb@google.com>
a5f061dc
RG
21354
21355 PR c/35652
21356 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21357 with propagated string constants.
21358
213592008-04-26 Uros Bizjak <ubizjak@gmail.com>
21360
21361 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21362 constraint for operand 2 when operand 0 is memory operand.
21363 (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
21364 operand 0 is memory operand.
21365 (fix_trunc<mode>_i387_with_temp): Ditto.
21366 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21367 operand 2 when operand 1 is memory operand.
21368 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21369 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21370 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21371 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21372 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21373 operands 2,3 and 4 when operand 1 is memory operand.
21374 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21375 is memory operand.
21376 (fistdi2_floor_with_temp): Ditto.
21377 (fist<mode>2_floor_with_temp): Ditto.
21378 (fistdi2_ceil_with_temp): Ditto.
21379 (fist<mode>2_ceil_with_temp): Ditto.
21380 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21381
213822008-04-26 David Daney <ddaney@avtrex.com>
21383
21384 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21385 unspec_volitile.
21386 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21387 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21388 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21389 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21390 (compare_and_swap_12): New insn.
21391 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21392 * config/mips/mips.c (mips_force_binary): New function.
21393 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21394 (mips_expand_compare_and_swap_12): New function.
21395 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21396
213972008-04-25 Jan Hubicka <jh@suse.cz>
21398
21399 PR testsuite/35843
21400 * cfgexpand.c (pass_expand): Turn into RTL pass.
21401 * passes.c (execute_one_pass): Do pass typechecking after execution.
21402 * tree-pass.h (pass_expand): Turn into RTL pass.
21403
21404 * function.h (struct rtl_data): Move here fields
21405 accesses_prior_frames, calls_eh_return, saves_all_registers,
21406 has_nonlocal_goto, has_asm_statement, is_thunk,
21407 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21408 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21409 arg_pointer_save_area_init from struct function; turn into bool.
21410 (struct function): Move
21411 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21412 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21413 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21414 tail_call_emit, arg_pointer_save_area_init
21415 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21416 (current_function_returns_struct, current_function_returns_pcc_struct,
21417 current_function_calls_setjmp, current_function_calls_alloca,
21418 current_function_accesses_prior_frames,
21419 current_function_calls_eh_return, current_function_is_thunk,
21420 current_function_stdarg, current_function_profile,
21421 current_function_limit_stack, current_function_uses_pic_offset_table,
21422 current_function_uses_const_pool, current_function_has_nonlocal_label,
21423 current_function_saves_all_registers,
21424 current_function_has_nonlocal_goto,
21425 current_function_has_asm_statement): Remove accesor macros.
21426 * ra-conflict.c (global_conflicts): Update.
21427 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21428 (suitable_for_tail_call_opt_p): Update.
21429 * builtins.c (expand_builtin_return_addr): Update.
21430 (expand_builtin_setjmp_setup): Update.
21431 (expand_builtin_nonlocal_goto): Update.
21432 * final.c (final_start_function): Update.
21433 (profile_function): Update.
21434 (leaf_function_p): Update.
21435 (only_leaf_regs_used): Update.
21436 * df-scan.c (df_get_exit_block_use_set): Update.
21437 * dojump.c (clear_pending_stack_adjust): Update.
21438 * tree-stdarg.c (gate_optimize_stdarg): Update.
21439 * gimple-low.c (lower_function_body): Update.
21440 * global.c (compute_regsets): Update.
21441 (global_alloc): Update.
21442 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21443 * expr.c (expand_assignment): Update.
21444 * dse.c (dse_step0): Update.
21445 (dse_step1): Update.
21446 * c-decl.c (store_parm_decls): Update.
21447 * local-alloc.c (combine_regs): Update.
21448 (find_free_reg): Update.
21449 * function.c (assign_parms_augmented_arg_list): Update.
21450 (assign_parm_find_data_types): Update.
21451 (assign_parms): Update.
21452 (allocate_struct_function): Update.
21453 (expand_function_start): Update.
21454 (expand_function_end): Update.
21455 (get_arg_pointer_save_area): Update.
21456 (thread_prologue_and_epilogue_insns): Update.
21457 (rest_of_match_asm_constraints): Update.
21458 * stor-layout.c (variable_size): Update.
21459 * gcse.c (gcse_main): Update.
21460 (bypass_jumps): Update.
21461 * gimplify.c (gimplify_function_tree): Update.
21462 * calls.c (emit_call_1): Update.
21463 (expand_call): Update.
21464 * bt-load.c (compute_defs_uses_and_gen): Update.
21465 * except.c (sjlj_assign_call_site_values): Update.
21466 (sjlj_emit_function_enter): Update.
21467 (can_throw_external): Update.
21468 (set_nothrow_function_flags): Update.
21469 (expand_builtin_unwind_init): Update.
21470 (expand_eh_return): Update.
21471 (convert_to_eh_region_ranges): Update.
21472 (output_function_exception_table): Update.
21473 * emit-rtl.c (gen_tmp_stack_mem): Update.
21474 * cfgexpand.c (expand_used_vars): Update.
21475 (tree_expand_cfg): Update.
21476 * cfgcleanup.c (rest_of_handle_jump): Update.
21477 * explow.c (allocate_dynamic_stack_space): Update.
21478 * varasm.c (assemble_start_function): Update.
21479 (force_const_mem): Update.
21480 (mark_constant_pool): Update.
21481 * tree-optimize.c (tree_rest_of_compilation): Update.
21482 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21483 * tree-cfg.c (notice_special_calls): Update.
21484 (is_ctrl_altering_stmt): Update.
21485 (tree_can_make_abnormal_goto): Update.
21486 (tree_purge_dead_abnormal_call_edges): Update.
21487 * config/alpha/predicates.md: Update.
21488 * config/alpha/alpha.c (alpha_sa_mask): Update.
21489 (alpha_sa_size): Update.
21490 (alpha_does_function_need_gp): Update.
21491 (alpha_expand_prologue): Update.
21492 (alpha_start_function): Update.
21493 (alpha_output_function_end_prologue): Update.
21494 (alpha_expand_epilogue): Update.
21495 * config/frv/frv.c (frv_stack_info): Update.
21496 (frv_expand_epilogue): Update.
21497 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21498 (s390_register_info): Update.
21499 (s390_frame_info): Update.
21500 (s390_init_frame_layout): Update.
21501 (s390_can_eliminate): Update.
21502 (save_gprs): Update.
21503 * config/spu/spu.c (spu_split_immediate): Update.
21504 (need_to_save_reg): Update.
21505 (spu_expand_prologue): Update.
21506 (spu_expand_epilogue): Update.
21507 * config/sparc/sparc.md: Update.
21508 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21509 (sparc_tls_got): Update.
21510 (legitimize_pic_address): Update.
21511 (sparc_emit_call_insn): Update.
21512 (sparc_expand_prologue): Update.
21513 (output_return): Update.
21514 (print_operand): Update.
21515 (sparc_function_ok_for_sibcall): Update.
21516 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21517 * config/m32r/m32r.md: Update.
21518 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21519 (m32r_compute_frame_size): Update.
21520 (m32r_expand_prologue): Update.
21521 (m32r_expand_epilogue): Update.
21522 (m32r_legitimize_pic_address): Update.
21523 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21524 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21525 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21526 (gen_push): Update.
21527 (ix86_save_reg): Update.
21528 (ix86_compute_frame_layout): Update.
21529 (ix86_expand_prologue): Update.
21530 (ix86_expand_epilogue): Update.
21531 * config/sh/sh.c (output_stack_adjust): Update.
21532 (calc_live_regs): Update.
21533 (sh5_schedule_saves): Update.
21534 (sh_expand_prologue): Update.
21535 (sh_expand_epilogue): Update.
21536 (sh_setup_incoming_varargs): Update.
21537 (sh_allocate_initial_value): Update.
21538 (sh_get_pr_initial_val): Update.
21539 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21540 * config/sh/sh.md (label:): Update.
21541 * config/avr/avr.c (out_movhi_mr_r): Update.
21542 * config/crx/crx.h (enum): Update.
21543 * config/xtensa/xtensa.h (along): Update.
21544 * config/stormy16/stormy16.c Update.
21545 (xstormy16_compute_stack_layout): Update.
21546 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21547 (fr30_expand_prologue): Update.
21548 * config/cris/cris.c (cris_conditional_register_usage): Update.
21549 (cris_reg_saved_in_regsave_area): Update.
21550 (cris_initial_frame_pointer_offset): Update.
21551 (cris_simple_epilogue): Update.
21552 (cris_expand_prologue): Update.
21553 (cris_expand_epilogue): Update.
21554 (cris_expand_pic_call_address): Update.
21555 (cris_asm_output_symbol_ref): Update.
21556 (cris_asm_output_label_ref): Update.
21557 * config/cris/cris.md Update.
21558 * config/iq2000/iq2000.c (compute_frame_size): Update.
21559 (iq2000_expand_epilogue): Update.
21560 * config/mt/mt.h (save_direction): Update.
21561 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21562 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21563 (ia64_secondary_reload_class): Update.
21564 * config/m68k/m68k.c (m68k_save_reg): Update.
21565 (m68k_expand_prologue): Update.
21566 (m68k_expand_epilogue): Update.
21567 (legitimize_pic_address): Update.
21568 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21569 (first_reg_to_save): Update.
21570 (first_altivec_reg_to_save): Update.
21571 (compute_vrsave_mask): Update.
21572 (compute_save_world_info): Update.
21573 (rs6000_stack_info): Update.
21574 (spe_func_has_64bit_regs_p): Update.
21575 (rs6000_ra_ever_killed): Update.
21576 (rs6000_emit_eh_reg_restore): Update.
21577 (rs6000_emit_allocate_stack): Update.
21578 (rs6000_emit_prologue): Update.
21579 (rs6000_emit_epilogue): Update.
21580 (rs6000_output_function_epilogue): Update.
21581 (output_profile_hook): Update.
21582 (rs6000_elf_declare_function_name): Update.
21583 * config/rs6000/rs6000.h (rs6000_args): Update.
21584 * config/rs6000/rs6000.md: Update.
21585 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21586 * config/arc/arc.c (arc_output_function_epilogue): Update.
21587 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21588 * config/darwin.c (machopic_function_base_name): Update.
21589 * config/score/score3.c (score3_compute_frame_size): Update.
21590 (rpush): Update.
21591 (rpop): Update.
21592 (score3_epilogue): Update.
21593 * config/score/score7.c (score7_compute_frame_size): Update.
21594 (score7_prologue): Update.
21595 (score7_epilogue): Update.
21596 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21597 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21598 * config/arm/arm.c (use_return_insn): Update.
21599 (require_pic_register): Update.
21600 (arm_load_pic_register): Update.
21601 (arm_compute_save_reg0_reg12_mask): Update.
21602 (arm_compute_save_reg_mask): Update.
21603 (thumb1_compute_save_reg_mask): Update.
21604 (output_return_instruction): Update.
21605 (arm_output_function_prologue): Update.
21606 (arm_output_epilogue): Update.
21607 (arm_get_frame_offsets): Update.
21608 (arm_expand_prologue): Update.
21609 (thumb_pushpop): Update.
21610 (thumb_exit): Update.
21611 (thumb1_expand_prologue): Update.
21612 (thumb1_expand_epilogue): Update.
21613 (arm_unwind_emit): Update.
21614 (arm_output_fn_unwind): Update.
21615 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21616 * config/arm/arm.md: Update.
21617 * config/pa/pa.md: Update.
21618 * config/pa/pa.c (legitimize_pic_address): Update.
21619 (compute_frame_size): Update.
21620 (hppa_expand_prologue): Update.
21621 (hppa_expand_epilogue): Update.
21622 (borx_reg_operand): Update.
21623 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21624 (HARD_REGNO_RENAME_OK): Update.
21625 * config/mips/mips.c (mips_global_pointer): Update.
21626 (mips_save_reg_p): Update.
21627 (mips_compute_frame_info): Update.
21628 (mips_frame_pointer_required): Update.
21629 (mips_expand_prologue): Update.
21630 (mips_expand_epilogue): Update.
21631 (mips_can_use_return_insn): Update.
21632 (mips_reorg_process_insns): Update.
21633 * config/v850/v850.c (compute_register_save_size): Update.
21634 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21635 * config/mmix/mmix.c (along): Update.
21636 (mmix_expand_epilogue): Update.
21637 * config/bfin/bfin.c (legitimize_pic_address): Update.
21638 (must_save_p): Update.
21639 (stack_frame_needed_p): Update.
21640 (add_to_reg): Update.
21641 (bfin_expand_prologue): Update.
21642 * stmt.c (expand_asm_operands): Update.
21643 * reload1.c (reload): Update.
21644 (init_elim_table): Update.
21645
216462008-04-25 Bob Wilson <bob.wilson@acm.org>
21647
21648 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21649
216502008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21651
21652 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21653 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21654 (mov<mode>): Removed.
21655 (*movv4sf_internal): Likewise.
21656 (*movv2df_internal): Likewise.
21657
c95b2534 216582008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
a5f061dc
RG
21659
21660 * config.gcc (crx-*-elf): Remove deprecation.
21661
216622008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21663
21664 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21665 __gcc_deregister_frame with atexit.
21666 (deregister_frame_dtor): Remove.
21667
216682008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21669 Nathan Sidwell <nathan@codesourcery.com>
21670
21671 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21672 (misel): Likewise.
21673 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21674 (rs6000_isel): Likewise.
21675 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21676 (rs6000_isel): New variable.
21677 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21678
216792008-04-24 Jakub Jelinek <jakub@redhat.com>
21680
21681 PR c++/35758
21682 * c-common.c (handle_vector_size_attribute): Call
21683 lang_hooks.types.reconstruct_complex_type instead of
21684 reconstruct_complex_type.
21685 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21686 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21687 * langhooks.h (struct lang_hooks_for_types): Add
21688 reconstruct_complex_type hook.
21689 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21690 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21691
216922008-04-24 Richard Guenther <rguenther@suse.de>
21693
21694 * c-common.h (check_builtin_function_arguments): Declare.
21695 * c-common.c (validate_nargs): New function.
21696 (check_builtin_function_arguments): Likewise.
21697 * c-typeck.c (build_function_call): Call
21698 check_builtin_function_arguments.
21699 * builtins.c (fold_builtin_classify): Remove error reporting code.
21700 (fold_builtin_unordered_cmp): Likewise.
21701 (fold_builtin_1): Likewise.
21702 (fold_builtin_n): Likewise.
21703
217042008-04-24 Jakub Jelinek <jakub@redhat.com>
21705
21706 PR tree-optimization/36008
21707 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21708 the original op1, rather than delta by step.
21709
217102008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21711 Sebastian Pop <sebastian.pop@amd.com>
21712
21713 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21714 eliminate_local_variables_stmt, eliminate_local_variables,
21715 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21716 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21717 of code delimited by two edges in the CFG.
21718 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21719 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21720 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21721 the case of parallelisation of reductions.
21722 (expr_invariant_in_region_p): New.
21723
21724 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21725 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21726
217272008-04-24 Ira Rosen <irar@il.ibm.com>
21728 Richard Guenther <rguenther@suse.de>
21729
21730 PR tree-optimization/36034
21731 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21732 incapable of dealing with loads with gaps.
21733
217342008-04-24 Rafael Espíndola <espindola@google.com>
21735
21736 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21737 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21738 vrp_evaluate_conditional.
21739 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21740 (vrp_evaluate_conditional): Split the cond argument.
21741 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21742 (simplify_stmt_for_jump_threading): Update call to
21743 vrp_evaluate_conditional.
21744
217452008-04-24 Ira Rosen <irar@il.ibm.com>
21746
21747 PR tree-optimization/35982
21748 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21749 interleaved data-refs are of the same type.
21750
217512008-04-24 Danny Smith <dannysmith@users.net>
21752
21753 * c-format.c (check_format_info_main): Use strncmp rather than a
21754 magic prefix to handle multichar length specs.
21755 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21756 Don't prefix "I64" and "I32" with '\0'.
21757
217582008-04-24 Jakub Jelinek <jakub@redhat.com>
21759
21760 PR target/36015
21761 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21762 in registers for -m32 only if stdarg_p (fntype).
21763
217642008-04-24 Uros Bizjak <ubizjak@gmail.com>
21765
21766 PR rtl-optimization/36006
21767 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21768 temp to op0 in order to avoid invalid rtx sharing.
21769
217702008-04-23 Paolo Bonzini <bonzini@gnu.org>
21771
21772 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21773 check TREE_INVARIANT.
21774 * tree-gimple.c (is_gimple_address): New.
21775 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21776 * tree-gimple.h (is_gimple_address): New.
21777 * tree.h (decl_address_invariant_p): New.
21778 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21779 (build_string): Likewise.
21780 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21781 (tree_invariant_p_1): Likewise.
21782 (save_expr): Use it.
21783 (tree_invariant_p): New.
21784 (skip_simple_arithmetic): Use it.
21785 (stabilize_reference_1): Use it.
21786 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21787 simplify.
21788 (build1_stat): Drop code to compute TREE_INVARIANT.
21789 (build2_stat): Drop code to compute TREE_INVARIANT.
21790 (build3_stat): Drop code to compute TREE_INVARIANT.
21791 (build4_stat): Drop code to compute TREE_INVARIANT.
21792 (build5_stat): Drop code to compute TREE_INVARIANT.
21793 (build7_stat): Drop code to compute TREE_INVARIANT.
21794 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21795 * tree.h (struct tree_base): Remove invariant_flag.
21796 (TREE_INVARIANT): Remove.
21797 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21798 (fold_builtin_expect): Check TREE_CONSTANT.
21799 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21800 * c-tree.h (c_expr_to_decl): Drop third parameter.
21801 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21802 (build_c_cast): Don't set TREE_INVARIANT.
21803 (pop_init_level): Don't set TREE_INVARIANT.
21804 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21805 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21806 TREE_CONSTANT.
21807 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21808 (gimplify_addr_expr): Adjust comment.
21809 * tree-mudflap.c (mf_build_string):
21810 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21811 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21812 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21813 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21814 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21815 * langhooks.h (struct lang_hooks): Drop third parameter from
21816 expr_to_decl.
21817
218182008-04-23 Richard Guenther <rguenther@suse.de>
21819
21820 PR tree-optimization/27799
21821 PR tree-optimization/32921
21822 PR tree-optimization/32624
21823 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21824 SMTs aliases and the tag itself into the solution.
21825 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21826 merge the points-to solution back into the SMT aliases.
21827 (may_alias_p): Use alias_set_subset_of instead of
21828 aliases_conflict_p. A pointer which points to
21829 memory with alias set zero may access any variable.
21830
218312008-04-23 Richard Guenther <rguenther@suse.de>
21832
21833 * alias.c (alias_set_subset_of): Correctly handle asking
21834 if zero is a subset of an alias set with zero child.
21835 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21836 (compute_flow_insensitive_aliasing): Correctly walk all
21837 pointers. Do not unnecessarily union sets.
21838
218392008-04-23 Richard Guenther <rguenther@suse.de>
21840
21841 PR middle-end/36021
21842 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21843
218442008-04-22 Tomas Bily <tbily@suse.cz>
21845
21846 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21847 unreachable case.
21848 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21849 NON_LVALUE_EXPR.
21850 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21851 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21852 * tree-inline.c (estimate_num_insns_1): Likewise.
21853 * varasm.c (const_hash_1, compare_constant, copy_constant)
21854 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21855 * emit-rtl.c (component_ref_for_mem_expr)
21856 (set_mem_attributes_minus_bitpos): Likewise.
21857 * expr.c (highest_pow2_factor, expand_expr_real_1)
21858 (is_aligning_offset): Likewise.
21859 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21860 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21861 * dojump.c (do_jump): Likewise.
21862 * builtins.c (get_pointer_alignment, get_memory_rtx)
21863 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21864 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21865
218662008-04-23 Jakub Jelinek <jakub@redhat.com>
21867
21868 PR rtl-optimization/36017
21869 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21870 expanding the library call.
21871
218722008-04-22 Ian Lance Taylor <iant@google.com>
21873
21874 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21875 than size_in_bytes.
21876
218772008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21878
21879 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21880 of LR/CTR moves for Power6.
21881
218822008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21883
21884 PR middle-end/36003
21885 * passes.c (init_optimization_passes): Remove
21886 pass_fast_rtl_byte_dce.
21887
218882008-04-22 Uros Bizjak <ubizjak@gmail.com>
21889
21890 PR target/29096
21891 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21892 builtin functions to generate faster code.
21893 (_mm_cvtpu16_ps): Ditto.
21894 (_mm_cvtpi32x2_ps): Ditto.
21895
218962008-04-22 Nick Clifton <nickc@redhat.com>
21897
21898 * common.opt (ftree-loop-distribution): Add Optimization
21899 attribute.
21900
21901 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21902 (frv_expand_builtin_va_start): Likewise.
21903
21904 * config/arm/arm.c (thumb_find_work_register): Fix location of
21905 argument register count.
21906
219072008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21908
21909 Support scheduling for ColdFire V1 and V3 microarchitecture.
21910 Improve scheduling of multiplication instructions.
21911
21912 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21913 (mac): New instruction attribute.
21914 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21915 (m68k_sched_mac): New variable.
21916 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21917 Handle cfv1 and cfv3.
21918 (max_insn_size): New static variable.
21919 (struct _sched_ib): New type.
21920 (sched_ib): New static variable.
21921 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21922 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21923 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21924 Update.
21925 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21926 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21927 new variables. Update.
21928 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21929 Add modeling of cfv3 instruction buffer. Update.
21930 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21931 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21932 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21933 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21934 a particular reservation applies to.
21935 (type2): Reorganize attribute values. Rename alu to alu_reg,
21936 alu_l to alu, move_l to omove. Join move to alu. Split mul
21937 to mul_l and mul_w.
21938 (cf_ib_*): Simplify description of instruction buffer.
21939 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21940 (cf_mem): Split into cf_mem1 and cf_mem2.
21941 (cf_v2_move_??): Rename to cfv12_alu_??.
21942 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21943 (cf_v2_mul_??): Remove reservations.
21944 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21945 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21946 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21947 appropriate place.
21948 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21949 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21950 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21951 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21952 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21953 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21954 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21955 expansions of the above reservations for instructions of sizes
21956 1, 2 and 3 words.
21957
219582008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21959
21960 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21961
219622008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21963
21964 * coverage.c: Include tree-pass.h.
21965 (coverage_counter_alloc): Print da_file_name to the dump file.
21966
219672008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21968
21969 * sbitmap.c (sbitmap_range_empty_p): New function.
21970 * sbitmap.h (sbitmap_range_empty_p): New function.
21971 * bitmap.h: Now includes obstack.h.
21972
219732008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21974 Kenneth Zadeck <zadeck@naturalbridge.com>
21975
21976 * dbgcnt.def (ra_byte_scan): Added.
21977 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21978 when the last hit happens for a counter.
21979 * timevar.def (TV_DF_BYTE_LR): New variable.
21980 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21981 * passes.c (pass_fast_rtl_byte_dce): New pass.
21982 * fwprop.c (update_df): Added mode to call df_ref_create.
21983 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21984 DF_REF_EXTRACT_OFFSET.
21985 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21986 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21987 (df_mm): New enum.
21988 (df_ref_extract): Added mode field.
21989 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21990 DF_REF_EXTRACT_OFFSET.
21991 (DF_REF_EXTRACT_MODE): New macro.
21992 (df_byte_lr_bb_info): New structure.
21993 (df_print_byte_regset, df_compute_accessed_bytes,
21994 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21995 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21996 df_byte_lr_simulate_uses,
21997 df_byte_lr_simulate_artificial_refs_at_top,
21998 df_byte_lr_simulate_artificial_refs_at_end,
21999 df_compute_accessed_bytes): New function.
22000 (df_ref_create): Add parameter.
22001 (df_byte_lr_get_bb_info): New inline function.
22002 * df-scan.c (df_ref_record, df_uses_record,
22003 df_ref_create_structure): Added mode parameter.
22004 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
22005 df_defs_record, df_uses_record, df_get_conditional_uses,
22006 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
22007 df_entry_block_defs_collect, df_exit_block_uses_collect):
22008 Added mode parameter to calls to df_ref_record, df_uses_record,
22009 df_ref_create_structure.
22010 (df_ref_equal_p, df_ref_compare): Added test for modes.
22011 (df_ref_create_structure): Added code to set mode. Renamed
22012 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
22013 DF_REF_EXTRACT_OFFSET.
22014 * df-core.c (df_print_byte_regset): New function.
22015 * df-byte-scan.c: New file.
22016 * df-problems.c (df_rd_transfer_function): Removed unnecessary
22017 calls to BITMAP_FREE.
22018 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
22019 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
22020 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
22021 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
22022 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
22023 df_byte_lr_local_compute, df_byte_lr_init,
22024 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
22025 df_byte_lr_transfer_function, df_byte_lr_free,
22026 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
22027 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
22028 df_byte_lr_simulate_uses,
22029 df_byte_lr_simulate_artificial_refs_at_top,
22030 df_byte_lr_simulate_artificial_refs_at_end): New function.
22031 * dce.c (byte_dce_process_block): New function.
22032 (dce_process_block): au is now passed in rather than computed
22033 locally. Changed loops that look at artificial defs to not look
22034 for conditional or partial ones, because there never are any.
22035 (fast_dce): Now is able to drive byte_dce_process_block or
22036 dce_process_block depending on the kind of dce being done.
22037 (rest_of_handle_fast_dce): Add parameter to fast_dce.
22038 (rest_of_handle_fast_byte_dce): New function.
22039 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
22040 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
22041
220422008-04-21 Daniel Franke <franke.daniel@gmail.com>
22043
22044 PR fortran/35019
22045 * gcc.h: Added fortran options that take arguments to
22046 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
22047 macros.
22048
220492008-04-20 Eric Botcazou <ebotcazou@adacore.com>
22050
22051 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
22052 scalarization if on the LHS and not a full access.
22053
220542008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22055
22056 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
22057
220582008-04-18 Rafael Espíndola <espindola@google.com>
22059
22060 * tree-vrp.c (find_case_label_index): Fix the binary search.
22061 (find_case_label_range): New.
22062 (vrp_visit_switch_stmt): Use find_case_label_range.
22063 (simplify_switch_using_ranges): Use find_case_label_range.
22064
220652008-04-18 Eric Botcazou <ebotcazou@adacore.com>
22066
22067 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
22068 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
22069
220702008-04-18 Tom Tromey <tromey@redhat.com>
22071
22072 PR libcpp/15500:
22073 * doc/cpp.texi (Implementation-defined behavior): Mention
22074 -finput-charset.
22075
220762008-04-18 Ian Lance Taylor <iant@google.com>
22077
22078 * fold-const.c (pointer_may_wrap_p): New static function.
22079 (fold_comparison): Add another test for pointer overflow. Use
22080 pointer_may_wrap_p to disable some false positives.
22081
c95b2534 220822008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
a5f061dc
RG
22083
22084 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
22085 (fname_as_string): Match updated cpp_interpret_string prototype.
22086 (fix_string_type): Support char16_t* and char32_t*.
22087 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
22088 derivative) nodes. Register as builtin if C++0x.
22089 (c_parse_error): Support CPP_CHAR{16,32}.
22090 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
22091 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
22092 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
22093 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
22094 CTI_CHAR32_ARRAY_TYPE>: New elements.
22095 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
22096 char32_type_node, signed_char32_type_node, char16_array_type_node,
22097 char32_array_type_node): New defines.
22098 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
22099 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
22100 (lex_string): Support CPP_STRING{16,32}, match updated
22101 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
22102 (lex_charconst): Support CPP_CHAR{16,32}.
22103 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
22104 and CPP_STRING{16,32}.
22105
221062008-04-18 Paolo Bonzini <bonzini@gnu.org>
22107
22108 PR bootstrap/35457
22109 * aclocal.m4: Regenerate.
22110 * configure: Regenerate.
22111
221122008-04-18 Jan Hubicka <jh@suse.cz>
22113
22114 * except.c (dw2_size_of_call_site_table,
22115 sjlj_size_of_call_site_table): Use vector API for call_site_record.
22116
22117 * cgraphbuild.c (build_cgraph_edges): Update.
22118 * tree-pass.h: Update comment.
22119 * final.c (leaf_function_p): Update.
22120 (leaf_renumber_regs): Update.
22121 (rest_of_clean_state): Update.
22122 * omp-low.c (expand_omp_parallel): Update.
22123 * ipa-reference.c (analyze_function): Update.
22124 * reorg.c (find_end_label): Update.
22125 (optimize_skip): Update.
22126 (fill_simple_delay_slots): Update.
22127 (fill_simple_delay_slots): Update.
22128 (make_return_insns): Update.
22129 (dbr_schedule): Update.
22130 * gimple-low.c (record_vars_into): Update.
22131 * cfgbuild.c (make_edges): Update.
22132 * function.c (assign_stack_local): Update.
22133 (assign_parm_adjust_stack_rtl): Update.
22134 (locate_and_pad_parm): Update.
22135 (allocate_struct_function): Do not initialize stack_alignment_needed
22136 and preferred_stack_boundary here.
22137 (stack_protect_prologue): Update.
22138 (stack_protect_epilogue): Update.
22139 (expand_function_start): Initialize stack_alignment_needed,
22140 preferred_stack_boundary and max_jumptable_ents.
22141 (expand_function_end): Update.
22142 (free_after_compilation): Do not NULLify epilogue_delay_list.
22143 * function.h (struct rtl_data): Add stack_protect_guard,
22144 stack_alignment_needed,
22145 preferred_stack_boundary, epilogue_delay_list.
22146 (struct function): Remove value_histograms, stack_alignment_needed,
22147 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
22148 last_label_uid,
22149 unexpanded_var_list, stack_protect_guard.
22150 (current_function_epilogue_delay_list): Remove.
22151 * ipa-type-escape.c (analyze_function): Update.
22152 * gimplify.c (pop_gimplify_context): Update comment.
22153 * calls.c (expand_call): Update.
22154 (emit_library_call_value_1): Update.
22155 * except.c (set_nothrow_function_flags): Update.
22156 * cfgexpand.c (get_decl_align_unit): Update.
22157 (create_stack_guard): Update.
22158 (estimated_stack_frame_size): Update.
22159 (expand_used_vars): Update.
22160 (tree_expand_cfg): Free histogram earliers, init expansion variables.
22161 * explow.c (allocate_dynamic_stack_space): Update.
22162 * tree-ssa-live.c (remove_unused_locals): Update.
22163 * varasm.c (mark_constant_pool): Update.
22164 * tree-inline.c (remap_decls): Update.
22165 (initialize_cfun): Update.
22166 (declare_return_variable): Update.
22167 (inline_forbidden_p): Update.
22168 (expand_call_inline): Update.
22169 (declare_inline_vars): Update.
22170 (tree_function_versioning): Update.
22171 * tree-flow.h (value_histograms): New.
22172 (VALUE_HISTOGRAMS): New macro.
22173 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
22174 last_label_uid.
22175 * tree-cfg.c (set_bb_for_stmt): Update.
22176 (replace_by_duplicate_decl): Update.
22177 (move_block_to_fn): Update.
22178 (new_label_mapper): Update.
22179 (dump_function_to_file): Update.
22180 * ipa-struct-reorg.c (build_data_structure): Update.
22181 * cfgrtl.c (print_rtl_with_bb): Update.
22182 * reload1.c (reload): Update.
22183 (reload): Update.
22184 * config/i386/i386.c (setup_incoming_varargs_64,
22185 ix86_compute_frame_layout): Update.
22186 * config/arc/arc.c (arc_output_function_epilogue): Update.
22187
c95b2534 221882008-04-18 Marius Strobl <marius@FreeBSD.org>
a5f061dc
RG
22189
22190 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
22191 for FreeBSD as well.
22192 * gthr-posix95.h: Likewise.
22193
221942008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
22195
22196 PR rtl-optimization/35838
22197 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
22198 out the byte offset of the first subreg.
22199
222002008-04-17 Uros Bizjak <ubizjak@gmail.com>
22201
22202 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
22203 to split_ti instead of three separate calls with single member arrays.
22204 (subti3 splitter): Ditto.
22205 (adddi3 splitter): Ditto with split_di.
22206 (subdi3 splitter): Ditto.
22207 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
22208 two separate calls with single member arrays. Swap match_dup
22209 operands 1 and 2 to better fit into the array.
22210 (negdi2 splitter): Ditto with split_di.
22211 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
22212 two separate calls with single member arrays. Swap match_dup operands
22213 6 and 7 to better fit into the array.
22214
222152008-04-17 H.J. Lu <hongjiu.lu@intel.com>
22216
22217 * config/i386/i386.c (sse_builtin_type): New.
22218 (bdesc_sse_args): Likewise.
22219 (bdesc_sse_3arg): Removed.
22220 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22221 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
22222 IX86_BUILTIN_ROUNDPS.
22223 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
22224 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
22225 IX86_BUILTIN_ROUNDPS.
22226 (ix86_expand_sse_4_operands_builtin): Removed.
22227 (ix86_expand_sse_operands_builtin): New.
22228 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
22229 and CODE_FOR_sse4_1_roundps.
22230 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
22231 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
22232
222332008-04-17 Alan Modra <amodra@bigpond.net.au>
22234
22235 PR target/35907
22236 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
22237 regs before frame pop when needed. If use_backchain_to_restore_sp
22238 then load backchain into a temp reg to restore vr and vrsave. Add
22239 code to restore vr after frame pop if possible.
22240
222412008-04-17 Richard Guenther <rguenther@suse.de>
22242
22243 * tree-vn.c (expressions_equal_p): Do not check type
22244 equality or compatibility before calling operand_equal_p.
22245 * fold-const.c (operand_equal_p): Check equivalence of
22246 integer constants before bailing out due to signedness or
22247 precision differences.
22248 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22249 spurious differences in type qualification. Ignore types
22250 for COMPONENT_REFs at all.
22251
222522008-04-17 Christian Bruel <christian.bruel@st.com>
22253
22254 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22255 msw_skip comparison.
22256
222572008-04-16 Jakub Jelinek <jakub@redhat.com>
22258
22259 PR c/35739
22260 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22261 reg type.
22262
22263 PR tree-optimization/35899
22264 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22265 rather than TREE_OPERAND.
22266
222672008-04-16 Uros Bizjak <ubizjak@gmail.com>
22268
22269 PR target/35944
22270 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22271 temporary registers. Change operand predicate to general_operand.
22272 (remainderxf3): Ditto.
22273
222742008-04-16 Richard Guenther <rguenther@suse.de>
22275
22276 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22277 * tree-affine.c (aff_combination_expand): Look through some
22278 conversions.
22279
222802008-04-15 Doug Kwan <dougkwan@google.com>
22281
22282 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22283 for hex printing.
22284 * tree-pretty-print.c (dump_generic_node): Ditto.
22285 * final.c (output_addr_const): Ditto.
22286 * dwarf2out.c (output_cfi): Ditto.
22287 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22288 * print-rtl.c (print_rtx): Ditto.
22289 * print-tree.c (print_node_brief, print_node): Ditto.
22290 * c-common.c (match_case_to_enum_1): Ditto.
22291 * sched-vis.c (print_value): Ditto.
22292 * config/i386/i386.c (print_operand): Cast to long unsigned int
22293 for hex printing.
22294
222952008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22296 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22297 MS Windows VirtualProtect function.
22298
222992008-04-15 Jan Hubicka <jh@suse.cz>
22300
22301 * gengtype.c (write_root): Param_is argument is OK.
22302 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22303 * function.h: Include varray.h
22304 (rtl_eh): New stucture based on except.c one.
22305 (call_site_record): New forward declaration and vector type.
22306 * calls.c (emit_call_1): Do not call
22307 note_current_region_may_contain_throw.
22308 * except.c (eh_status): Remove cur_region, try_region since they are
22309 unused.
22310 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22311 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22312 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22313 Remove call_site_data_used, call_site_data_size.
22314 Turn call_site_record into vector in function.h.
22315 (note_current_region_may_contain_throw): Remove.
22316 (get_exception_pointer, get_exception_filter): Do not take struct
22317 function argument; update.
22318 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22319 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22320 build_post_landing_pads, dw2_build_landing_pads,
22321 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22322 sjlj_emit_function_enter, sjlj_emit_function_enter,
22323 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22324 sjlj_build_landing_pads, finish_eh_generation,
22325 remove_exception_handler_label, remove_eh_handler,
22326 maybe_remove_eh_handler, add_reachable_handler,
22327 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22328 add_action_record, collect_one_action_chain, add_call_site,
22329 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22330 sjlj_output_call_site_table, output_function_exception_table,
22331 * except.h (note_current_region_may_contain_throw): Remove
22332 (get_exception_pointer, get_exception_filter): Do not take struct
22333 function argument.
22334 * Makefile.in (GTFILES): Put varargs before struct function.
22335
223362008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22337
22338 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22339 punt for STRING_CST.
22340 (get_constraint_for): Deal with STRING_CST here instead.
22341
223422008-04-15 Richard Guenther <rguenther@suse.de>
22343
22344 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22345 statements in a basic-block with a backward walk. Do not
22346 substitute into dead statements but instead remove those.
22347
223482008-04-15 Richard Guenther <rguenther@suse.de>
22349
22350 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22351 to zero, thus disable creation of SFTs.
22352
223532008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22354
22355 * tree-predcom.c (suitable_reference_p): Return false if the
22356 reference can throw.
22357
223582008-04-15 Jakub Jelinek <jakub@redhat.com>
22359
22360 PR c/35751
22361 * c-decl.c (finish_decl): If extern or static var has variable
22362 size, set TREE_TYPE (decl) to error_mark_node.
22363
223642008-04-15 Rafael Espíndola <espindola@google.com>
22365
22366 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22367 variable arg1.
22368
223692008-04-15 Richard Guenther <rguenther@suse.de>
22370
22371 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22372 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22373 (visit_reference_op_load): Do walk vuse-vdef chains on
22374 vn_reference_lookup.
22375 (visit_reference_op_store): But do not here.
22376 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22377 vn_reference_lookup.
22378 (vn_lookup_with_vuses): But do so here.
22379
223802008-04-14 Ian Lance Taylor <iant@google.com>
22381
22382 * fold-const.c (fold_overflow_warning): Remove assertion.
22383
223842008-04-15 Ben Elliston <bje@au.ibm.com>
22385
22386 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22387 temp1 local variables.
22388
223892008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22390
22391 PR target/35661
22392 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22393 ".text.unlikely" section as executable.
22394
223952008-04-14 James E. Wilson <wilson@tuliptree.org>
22396
22397 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22398 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22399 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22400 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22401 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22402 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22403 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22404
224052008-04-14 Ian Lance Taylor <iant@google.com>
22406
22407 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22408 * fold-const.c (fold_comparison): If appropriate, test
22409 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22410 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22411 reassociating a pointer type.
22412 * doc/invoke.texi (Optimize Options): Document that
22413 -fstrict-overflow applies to pointer wraparound.
22414
224152008-04-13 Jan Hubicka <jh@suse.cz>
22416
22417 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22418
224192008-04-12 Andrew Pinski <pinskia@gmail.com>
22420
22421 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22422 we are going to "save the world".
22423
224242008-04-13 Hans-Peter Nilsson <hp@axis.com>
22425
22426 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22427 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22428 operand 0 constraint, not "=".
22429
224302008-04-11 James E. Wilson <wilson@tuliptree.org>
22431
22432 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22433
224342008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22435
22436 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22437 of size of positions_needed * CHAR_BIT.
22438
224392008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22440
22441 PR middle-end/35897
22442 * dse.c (store_info): Change positions_needed to unsigned
22443 HOST_WIDE_INT.
22444 (lowpart_bitmask): New.
22445 (record_store): Cast to unsigned HOST_WIDE_INT for
22446 positions_needed. Assert width <= size of positions_needed *
22447 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22448 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22449 lowpart_bitmask to set mask.
22450
224512008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22452
22453 * config/bfin/constraints.md: New file.
22454 * config/bfin/bfin.md: Include it.
22455 (adddi3): Use satisfies_constraint functions instead of the old macros.
22456 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22457 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22458 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22459 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22460 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22461 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22462 EXTRA_CONSTRAINT): Delete.
22463 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22464 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22465 of the old macros.
22466 * config/bfin/bfin.c: Include "tm-constrs.h".
22467 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22468 Use satisfies_constraint functions instead of the old macros.
22469 * doc/md.texi (Blackfin Constraints): Update file name reference.
22470
224712008-04-11 Richard Guenther <rguenther@suse.de>
22472
22473 PR tree-optimization/35869
22474 * tree-vrp.c (execute_vrp): Move switch statement update after
22475 jump threading. Schedule another cfg cleanup run.
22476
224772008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22478
22479 PR c/35744
22480 * attribs.c (decl_attributes): Return early on errorneous node.
22481
224822008-04-10 Oleg Ryjkov <olegr@google.com>
22483
22484 * tree.h (struct tree_base): Added a new flag default_def_flag.
22485 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22486
224872008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22488
22489 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22490
224912008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22492
22493 PR target/35768
22494 * pa.md: Define mode iterator P. Define mode attribute dwc.
22495 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22496 (icacheflush): Likewise.
22497 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22498 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22499
225002008-04-11 Ben Elliston <bje@au.ibm.com>
22501
22502 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22503
225042008-04-10 Rafael Espíndola <espindola@google.com>
22505
22506 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22507 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22508 (extract_range_from_expr): The same.
22509
225102008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22511
22512 * config/mips/mips.md (GPR2): New mode iterator.
22513 (seq): Add comment.
22514 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22515 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22516 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22517 Rewrite these to take two modes, the mode of comparison and the
22518 mode of the destination.
22519 * config/mips/mips.c (mips_expand_scc): Instead of having
22520 paradoxical subreg as destination, expand "narrowing" scc if mode
22521 of comparison is SI and target is requested in DI mode.
22522 (mips_emit_int_order_test): Update comment. Make mode of
22523 comparison match CMP0 rather than TARGET. When creating inverse
22524 target use mode of TARGET.
22525
225262008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22527
22528 * gcov-dump.c (tag_summary): Only print summaries for the first
22529 GCOV_COUNTERS_SUMMABLE counters.
22530
225312008-04-10 Uros Bizjak <ubizjak@gmail.com>
22532
22533 * config/i386/i386.md (absneg): New code iterator.
22534 (absnegprefix): New code attribute.
22535 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22536 patterns using absneg code iterator.
22537 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22538 using absneg code iterator.
22539 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22540 *neg<mode>2 patterns using absneg code iterator.
22541 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22542 *negextendsfdf2 patterns using absneg code iterator.
22543 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22544 *negextendsfxf2 patterns using absneg code iterator.
22545 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22546 *negextendsfdf2 patterns using absneg code iterator.
22547 * config/i386/sse.md (<code><mode>2): Macroize expander from
22548 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22549
225502008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22551
22552 * config/s390/s390.h: Remove the remains of the recent search
22553 & replace action of current_function_outgoing_args_size.
22554
225552008-04-10 Ira Rosen <irar@il.ibm.com>
22556
22557 PR tree-optimization/35821
22558 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22559 NEW_STMT_LIST is not NULL.
22560
225612008-04-09 David Edelsohn <edelsohn@gnu.org>
22562
22563 PR libstdc++/35597
22564 * toplev.c (process_options): Remove -ffunction-sections debugging
22565 warning.
22566
225672008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22568
22569 PR middle-end/PR28690
22570 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22571 than gen_rtx_fmt_ee to perform more canonicalizations.
22572
225732008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22574
22575 PR driver/35665
22576 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22577
225782008-04-09 Richard Guenther <rguenther@suse.de>
22579
22580 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22581 (dump_function_to_file): Dump function arguments with types.
22582
225832008-04-08 Richard Guenther <rguenther@suse.de>
22584
22585 * fold-const.c (fold_widened_comparison): Do not allow
22586 sign-changes that change the result.
22587
225882008-04-08 Janis Johnson <janis187@us.ibm.com>
22589
22590 PR target/35839
22591 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22592 kinds of indirect references.
22593
225942008-04-08 David Edelsohn <edelsohn@gnu.org>
22595
22596 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22597 GNU Fortran language string.
22598
225992008-04-08 Rafael Espíndola <espindola@google.com>
22600
22601 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22602 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22603 * tree.h (tree_call_nonnegative_warnv_p): New.
22604
226052008-04-08 Jan Hubicka <jh@suse.cz>
22606
22607 * function.c (free_after_compilation): Clear out regno_reg_rtx
22608 pointer.
22609
226102008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22611
22612 Revert
22613 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22614
22615 PR middle-end/PR28690
22616 * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
22617 same precedence as REG_POINTER and MEM_POINTER operands.
22618
226192008-04-08 Richard Guenther <rguenther@suse.de>
22620
22621 PR middle-end/35834
22622 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22623 for adding index to base.
22624
226252008-04-08 Kai Tietz <kai.tietz@onevision.com>
22626
22627 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22628 (MINGW_ENABLE_EXECUTE_STACK): New.
22629 (IN_LIBGCC2): For libgcc include windows.h file for
22630 function declarations.
22631
226322008-04-08 Hans-Peter Nilsson <hp@axis.com>
22633
22634 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22635 and tem2 if tem1 is not a REG or MULT.
22636
226372008-04-08 Jan Hubicka <jh@suse.cz>
22638
22639 * function.h (incomming_args): Break out of struct function.
22640 (function_subsections): Break out of struct function.
22641 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22642 return_rtx and hard_reg_initial_vals from struct function.
22643 Kill inl_max_label_num.
22644 (current_function_pops_args, current_function_args_info,
22645 current_function_args_size, current_function_args_size,
22646 current_function_pretend_args_size,
22647 current_function_outgoing_args_size,
22648 current_function_internal_arg_pointer, current_function_return_rtx):
22649 Kill compatibility accestor macros.
22650 * builtins.c (expand_builtin_apply_args_1): Update.
22651 (expand_builtin_next_arg): Update.
22652 * df-scan.c (df_get_call_refs): Update.
22653 * dbxout.c (dbxout_function_end): Update.
22654 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22655 (output_line_info): Update.
22656 (secname_for_decl): Update.
22657 (dwarf2out_var_location): Update.
22658 * function.c (free_after_compilation): Update.
22659 (assign_parm_find_stack_rtl): Update.
22660 (assign_parms): Update.
22661 (expand_dummy_function_end): Update.
22662 (expand_function_end): Update.
22663 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22664 (expand_call): Update.
22665 (emit_library_call_value_1): Update.
22666 (store_one_arg): Update.
22667 * varasm.c (initialize_cold_section_name): Update.
22668 (unlikely_text_section): Update.
22669 (unlikely_text_section_p): Update.
22670 (assemble_start_function): Update.
22671 (assemble_end_function): Update.
22672 (default_section_type_flags): Update.
22673 (switch_to_section): Update.
22674 * integrate.c (set_decl_abstract_flags): Update.
22675 (get_hard_reg_initial_val): Update.
22676 (has_hard_reg_initial_val): Update.
22677 (allocate_initial_values): Update.
22678 * resource.c (init_resource_info): Update.
22679 * config/alpha/alpha.c (NUM_ARGS): Update.
22680 (direct_return): Update.
22681 (alpha_va_start): Update.
22682 (alpha_sa_size): Update.
22683 (alpha_initial_elimination_offset): Update.
22684 (alpha_expand_prologue): Update.
22685 (alpha_start_function): Update.
22686 (alpha_expand_epilogue): Update.
22687 (unicosmk_initial_elimination_offset):
22688 * config/alpha/alpha.md (call expander): Update.
22689 * config/s390/s390.c (s390_register_info): Update.
22690 (s390_register_info): Update.
22691 (s390_frame_info): Update.
22692 (s390_initial_elimination_offset): Update.
22693 (s390_build_builtin_va_list): Update.
22694 (s390_va_start): Update.
22695 * config/spu/spu.c (direct_return): Update.
22696 (spu_expand_prologue): Update.
22697 (spu_initial_elimination_offset): Update.
22698 (spu_build_builtin_va_list): Update.
22699 (spu_va_start): Update.
22700 * config/sparc/sparc.c (sparc_init_modes): Update.
22701 (sparc_compute_frame_size): Update.
22702 (function_value): Update.
22703 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22704 * config/i386/i386.md (return expander): Update.
22705 * config/i386/i386.c (ix86_va_start): Update.
22706 (ix86_can_use_return_insn_p): Update.
22707 (ix86_compute_frame_layout): Update.
22708 (ix86_expand_epilogue): Update.
22709 * config/sh/sh.c (output_stack_adjust): Update.
22710 (calc_live_regs): Update.
22711 (sh_expand_prologue): Update.
22712 (sh_builtin_saveregs): Update.
22713 (sh_va_start): Update.
22714 (initial_elimination_offset): Update.
22715 (sh_allocate_initial_value): Update.
22716 (sh_function_ok_for_sibcall): Update.
22717 (sh_get_pr_initial_val): Update.
22718 * config/sh/sh.md (return expander): Update.
22719 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22720 * config/crx/crx.c (crx_compute_frame): UPdate.
22721 (crx_initial_elimination_offset): UPdate.
22722 * config/xtensa/xtensa.c (compute_frame_size): Update
22723 (xtensa_builtin_saveregs): Update.
22724 (xtensa_va_start): Update.
22725 (order_regs_for_local_alloc): Update.
22726 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22727 (xstormy16_expand_builtin_va_start): Update.
22728 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22729 * config/m68hc11/m68hc11.md (return expanders): Update.
22730 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22731 (expand_epilogue): Update.
22732 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22733 (cris_simple_epilogue): Update.
22734 (cris_expand_prologue): Update.
22735 (cris_expand_epilogue): Update.
22736 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22737 (compute_frame_size): Update.
22738 * config/mt/mt.c (mt_compute_frame_size): Update.
22739 * config/mn10300/mn10300.c (expand_prologue): Update.
22740 (expand_epilogue): Update.
22741 (initial_offset): Update.
22742 (mn10300_builtin_saveregs):
22743 * config/mn10300/mn10300.md (return expander): Update.
22744 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22745 (ia64_initial_elimination_offset): Update.
22746 (ia64_initial_elimination_offset): Update.
22747 (ia64_expand_prologue): Update.
22748 * config/m68k/m68k.md (return expander): Update.
22749 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22750 (rs6000_stack_info): Update.
22751 * config/mcore/mcore.c (layout_mcore_frame): Update.
22752 (mcore_expand_prolog): Update.
22753 * config/arc/arc.c (arc_compute_frame_size): Update.
22754 * config/score/score3.c (score3_compute_frame_size): Update.
22755 * config/score/score7.c (score7_compute_frame_size): Update.
22756 * config/arm/arm.c (use_return_insn): Update.
22757 (thumb_find_work_register): Update.
22758 (arm_compute_save_reg_mask): Update.
22759 (arm_output_function_prologue): Update.
22760 (arm_output_epilogue): Update.
22761 (arm_size_return_regs): Update.
22762 (arm_get_frame_offsets): Update.
22763 (arm_expand_prologue): Update.
22764 (thumb_exit): Update.
22765 (thumb_unexpanded_epilogue): Update.
22766 (thumb1_output_function_prologue): Update.
22767 * config/pa/pa.md (return expander): Update.
22768 * config/pa/pa.c (compute_frame_size): Update.
22769 (hppa_builtin_saveregs): Update.
22770 * config/mips/mips.c (mips_va_start): Update.
22771 (mips16_build_function_stub): Update.
22772 (mips_compute_frame_info): Update.
22773 (mips_restore_gp): Update.
22774 (mips_output_function_prologue): Update.
22775 (mips_expand_prologue): Update.
22776 * config/v850/v850.c (compute_frame_size): Update.
22777 (expand_prologue): * config/mmix/mmix.c (along): update.
22778 (mmix_initial_elimination_offset): update.
22779 (mmix_reorg): update.
22780 (mmix_use_simple_return): update.
22781 (mmix_expand_prologue): update.
22782 (mmix_expand_epilogue): Update.
22783 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22784 (emit_link_insn): Update.
22785
c95b2534 227862008-04-08 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
22787
22788 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22789 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22790 instructions.
22791 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22792 atmega103 device.
22793
227942008-04-07 Jan Hubicka <jh@suse.cz>
22795
22796 * function.h (rtl): Rename to x_rtl.
22797 (crtl): New define.
22798 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22799 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22800 used_temp_slots avail_temp_slots, temp_slot_level,
22801 nonlocal_goto_handler_labels): Update accesstors.
22802 (rtl): New global variable.
22803 (struct function): Move some fileds to rtl_data.
22804 (get_arg_pointer_save_area): Update prototype.
22805 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22806 get_arg_pointer_save_area.
22807 * expr.c (init_expr): Update
22808 * function.c (get_frame_size): Update
22809 (assign_stack_local): Update
22810 (expand_function_end): Update.
22811 (get_art_pointer_save_area): Update
22812 * function.h
22813 * emit-rtl.c (rtl): Declare.
22814 (regno_reg_rtx): Declare.
22815 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22816 Update.
22817 (gen_reg_rtx): Update.
22818 * varasm.c (n_deferred_constatns): Update accestor.
22819 (init_varasm_status): Do not allocate varasm_status.
22820 (force_const_mem, get_pool_size, output_constant_pool): Update.
22821 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22822 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22823 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22824 * sparc/sparc.h (INIT_EXPANDERS): Update.
22825 * ia64/ia64.h (INIT_EXPANDERS): Update.
22826
228272008-04-07 James E. Wilson <wilson@tuliptree.org>
22828
22829 * reload.c (push_secondary_reload): Add missing break to for loop.
22830
228312008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22832
22833 PR middle-end/PR28690
22834 * rtlanal.c: Update copyright years.
22835 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22836 as REG_POINTER and MEM_POINTER operands.
22837 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22838 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22839 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22840 * gcse.c: Update copyright years.
22841 (pre_delete): Call gen_reg_rtx_and_attrs.
22842 (hoist_code): Likewise.
22843 (build_store_vectors): Likewise.
22844 (delete_store): Likewise.
22845 * loop-invariant.c (move_invariant_reg): Likewise.
22846 Update copyright years.
22847
228482008-04-07 Uros Bizjak <ubizjak@gmail.com>
22849
22850 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22851 control string instead of quoted.
22852
228532008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22854
22855 * doc/rtl.texi: Rewrite of subreg section.
22856
228572008-04-07 Kai Tietz <kai.tietz@onevision.com>
22858
22859 PR/35842
22860 * config/i386/i386.c (legitimize_pic_address): Add treating
22861 of dllimport SYM_REF's.
22862 (legitimize_dllimport_symbol): Add prototype.
22863
228642008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22865
22866 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22867 reference in constructor with non self-referential type.
22868
228692008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22870
22871 Removal of Return with Depressed Stack Pointer support
22872 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22873 (ECF_SP_DEPRESSED): Likewise.
22874 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22875 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22876 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22877 (expand_call): Do not test ECF_SP_DEPRESSED.
22878 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22879 * function.c (keep_stack_depressed): Delete.
22880 (handle_epilogue_set): Likewise.
22881 (update_epilogue_consts): Likewise.
22882 (emit_equiv_load): Likewise.
22883 (thread_prologue_and_epilogue_insns): Remove support for Return with
22884 Depressed Stack Pointer.
22885 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22886
228872008-04-06 Richard Guenther <rguenther@suse.de>
22888
22889 PR tree-optimization/35400
22890 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22891 information from SSA_NAMEs.
22892
c95b2534 228932008-04-06 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
22894
22895 * config/avr/avr.h (avr_mega_p): Remove declaration.
22896 (AVR_MEGA): Remove macro.
22897 * config/avr/avr.c (avr_mega_p): Remove variable.
22898 (avr_override_options): Remove inicializion of avr_mega_p.
22899 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22900 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22901 (avr_jump_mode): (Ditto.).
22902 (avr_output_progmem_section_asm_op): (Ditto.).
22903 (avr_asm_init_sections): (Ditto.).
22904 (avr_asm_init_sections): (Ditto.).
22905 (avr_rtx_costs): (Ditto.).
22906 * config/avr/avr.md: (Ditto.).
22907 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22908 '__AVR_MEGA__'.
22909
229102008-04-06 Richard Guenther <rguenther@suse.de>
22911
22912 PR tree-optimization/35842
22913 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22914 is_gimple_invariant_address.
22915
229162008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22917
22918 * gcc.c (default_compilers): Sync Fortran extensions list with
22919 that in fortran/lang-specs.h.
22920 * doc/invoke.texi: Likewise.
22921 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22922 * dwarf2out.c (gen_compile_unit_die): Likewise.
22923
229242008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22925
22926 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22927
229282008-04-05 Uros Bizjak <ubizjak@gmail.com>
22929
22930 PR target/12329
22931 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22932 attribute is used for nested functions.
22933
229342008-04-05 Jan Hubicka <jh@suse.cz>
22935
22936 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22937
22938 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22939 letter argument.
22940 (dump_files): Update.
22941 (enable_rtl_dump_file): Do not accept letter argument.
22942 * tree-pass.h (dump_file_info): Remove letter argument.
22943 * toplev.c (decode_d_option): Update -da handling.
22944 * toplev.h (enable_rtl_dump_file): Update prototype.
22945 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22946 it out based on pass type.
22947 (register_dump_files_1): Likewise.
22948 (init_optimization_passes): Update register_one_dump_file calls.
22949 (execute_one_pass): Sanity check that IPA passes are called at IPA
22950 level and RTL passes at RTL level.
22951 (execute_pass_list): IPA pass can not be after or subpass of
22952 GIMPLE/RTL pass.
22953 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22954 disallov RTL subpasses of IPA subpasses.
22955
229562008-04-05 Ben Elliston <bje@au.ibm.com>
22957
22958 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22959 builtins that return exactly once and do not throw. Cache call to
22960 call_expr_flags.
22961
c95b2534 229622008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
a5f061dc
RG
22963
22964 PR rtl-optimization/34916
22965 PR middle-end/35519
22966 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22967 between instruction pairs.
22968
229692008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22970
22971 * doc/invoke.texi: Document -mbitops for SH.
22972 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22973 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22974 * config/sh/sh.c (print_operand): Add %t operand code.
22975 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22976 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22977 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22978 (extendqihi2): Likewise.
22979 (movqi_i): Likewise.
22980 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22981 (extv): Use bld instruction for SH2A if possible.
22982 (extzv): Likewise.
22983 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22984 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22985 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22986 (bset.b, bclr.b): Define peepholes.
22987 * config/sh/sh.opt (mbitops): New option.
22988
229892008-04-04 Janis Johnson <janis187@us.ibm.com>
22990
22991 PR target/35620
22992 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22993 and view convert expression.
22994
229952008-04-04 Jakub Jelinek <jakub@redhat.com>
22996
22997 PR target/35364
22998 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22999
230002008-04-04 H.J. Lu <hongjiu.lu@intel.com>
23001
23002 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
23003
23004 * config/i386/cpuid.h (bit_AES): New.
23005 (bit_PCLMUL): Likewise.
23006
23007 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
23008 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
23009 SSE2 if AES or PCLMUL is enabled.
23010 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
23011 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
23012 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
23013 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
23014 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
23015 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
23016 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
23017 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
23018 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
23019 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
23020 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
23021 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
23022 __builtin_ia32_aeskeygenassist128 and
23023 __builtin_ia32_pclmulqdq128.
23024 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
23025 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
23026 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
23027
23028 * config/i386/i386.h (TARGET_AES): New.
23029 (TARGET_PCLMUL): Likewise.
23030 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
23031
23032 * config/i386/i386.md (UNSPEC_AESENC): New.
23033 (UNSPEC_AESENCLAST): Likewise.
23034 (UNSPEC_AESDEC): Likewise.
23035 (UNSPEC_AESDECLAST): Likewise.
23036 (UNSPEC_AESIMC): Likewise.
23037 (UNSPEC_AESKEYGENASSIST): Likewise.
23038 (UNSPEC_PCLMUL): Likewise.
23039
23040 * config/i386/i386.opt (maes): New.
23041 (mpclmul): Likewise.
23042
23043 * config/i386/sse.md (aesenc): New pattern.
23044 (aesenclast): Likewise.
23045 (aesdec): Likewise.
23046 (aesdeclast): Likewise.
23047 (aesimc): Likewise.
23048 (aeskeygenassist): Likewise.
23049 (pclmulqdq): Likewise.
23050
23051 * config/i386/wmmintrin.h: New.
23052
23053 * doc/extend.texi: Document AES and PCLMUL built-in function.
23054
23055 * doc/invoke.texi: Document -maes and -mpclmul.
23056
230572008-04-04 Paolo Bonzini <bonzini@gnu.org>
23058
23059 * function.c (free_after_parsing): Replace with
23060 cxx_push_function_context from C++ front-end.
23061 (allocate_struct_function): Don't call langhook.
23062 * langhooks.h (struct lang_hooks_for_functions): Delete.
23063 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
23064 member "function".
23065 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
23066 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
23067 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
23068 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
23069 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
23070 remove LANG_HOOKS_FUNCTION_INITIALIZER.
23071 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
23072
23073 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
23074 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
23075
230762008-04-04 Jakub Jelinek <jakub@redhat.com>
23077
23078 PR c/35440
23079 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
23080 for all types.
23081
230822008-04-04 Richard Guenther <rguenther@suse.de>
23083
23084 PR middle-end/35823
23085 * fold-const.c (optimize_minmax_comparison): Use the correct
23086 type for the constant in the simplified comparison.
23087
c95b2534 230882008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
a5f061dc
RG
23089
23090 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
23091 Pass L2 size as "--param l2-cache-size" to the compiler.
23092 (decode_l2_cache): New function to decode L2 cache parameters using
23093 0x8000006 extended cpuid function.
23094 (detect_caches_amd): Determine parameters of L2 cache using
23095 decode_l2_caches function.
23096 (decode_caches_intel): Decode L2 cache parameters.
23097 (detect_caches_intel): Determine L2 cache parameters using
23098 decode_caches_intel and decode_l2_caches functions.
23099
231002008-04-03 Bob Wilson <bob.wilson@acm.org>
23101
23102 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
23103 secondary input reload for subword loads from the constant pool.
23104
231052008-04-03 Janis Johnson <janis187@us.ibm.com>
23106
23107 PR target/35713
23108 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
23109 constants of the appropriate size for runtime calculations.
23110
23111 PR c/35712
23112 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
23113 decimal-float literal constant zero.
23114
231152008-04-03 Jakub Jelinek <jakub@redhat.com>
23116
23117 PR c/35738
23118 * c-parser.c (c_parser_omp_atomic): Call
23119 default_function_array_conversion on the RHS.
23120
23121 PR middle-end/35818
23122 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
23123 call is_variable_sized if decl has incomplete type.
23124
231252008-04-03 H.J. Lu <hongjiu.lu@intel.com>
23126
23127 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
23128
231292008-04-03 Adam Nemet <anemet@caviumnetworks.com>
23130
23131 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
23132 iterators.
23133 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
23134 (sgt<u>): Merge sgt and sgtu into new expander.
23135 (sgt, sgtu): Remove expanders.
23136 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
23137 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
23138 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
23139 *sgtu_<mode>_mips16 into new pattern.
23140 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
23141 (sge<u>): Merge sge and sgeu into new expander.
23142 (sge, sgeu): Remove expanders.
23143 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
23144 new pattern.
23145 (*sge_<mode>, second *sge_<mode>): Remove patterns.
23146 (slt<u>): Merge slt and sltu into new expander.
23147 (slt, sltu): Remove expanders.
23148 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
23149 (*slt_<mode>, *sltu_<mode>): Remove patterns.
23150 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
23151 *sltu_<mode>_mips16 into new pattern.
23152 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
23153 (sle<u>): Merge sle and sleu into new expander.
23154 (sle, sleu): Remove expanders.
23155 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
23156 (*sle_<mode>, *sleu_<mode>): Remove patterns.
23157 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
23158 *sleu_<mode>_mips16 into new pattern.
23159 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
23160
231612008-04-03 Jan Hubicka <jh@suse.cz>
23162
23163 PR tree-optimization/35795
23164 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
23165 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
23166 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
23167 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
23168 * score/score3.c (score3_output_mi_thunk): Likewise.
23169 * score/score7.c (score7_output_mi_thunk): Likewise.
23170 * mips/mips.c (mips_output_mi_thunk): Likewise.
23171
231722008-04-03 Richard Guenther <rguenther@suse.de>
23173
23174 * tree-vrp.c (extract_range_from_unary_expr): Handle all
23175 conversions. Simplify code.
23176
231772008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
23178
23179 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
23180
231812008-04-03 Tom Tromey <tromey@redhat.com>
23182 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23183
23184 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23185 * config/bfin/t-bfin-linux (generated_files): Add
23186 linux-sysroot-suffix.h.
23187 * doc/install.texi (Prerequisites): Require make 3.80.
23188 * doc/sourcebuild.texi (Front End Directory): Document new
23189 variable.
23190 * Makefile.in (generated_files): New variable.
23191 (ALL_HOST_OBJS): New variable.
23192 ($(ALL_HOST_OBJS)): New target.
23193
231942008-04-03 Paolo Bonzini <bonzini@gnu.org>
23195
23196 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
23197 (remap_block): Call id->transform_lang_insert_block instead
23198 of langhook.
23199 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
23200 Set id.transform_lang_insert_block to NULL.
23201 (clone_body): Move to cp/optimize.c
23202 * tree-inline.h (struct copy_body_data): Change
23203 transform_lang_insert_block to function pointer.
23204 (copy_generic_body, copy_decl_no_change): Export.
23205 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
23206 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
23207 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
23208
23209 * c-tree.h (insert_block): Kill.
23210 * c-decl.c (insert_block): Kill.
23211
232122008-04-03 Paolo Bonzini <bonzini@gnu.org>
23213
23214 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23215 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23216 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
23217 argument.
23218 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
23219 argument, call {push,pop}_function_context from here.
23220 * c-parser.c: Use c_{push,pop}_function_context.
23221
23222 * function.c (push_function_context_to): Move meat ...
23223 (push_function_context): ... here. Simplify.
23224 * function.c (pop_function_context_from): Move meat ...
23225 (pop_function_context): ... here. Simplify.
23226 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
23227 leave_nested).
23228 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
23229 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
23230 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
23231 * tree.h (push_function_context_to, pop_function_context_from): Remove.
23232
232332008-04-03 Ben Elliston <bje@au.ibm.com>
23234
23235 * expmed.c (extract_force_align_mem_bit_field): Remove.
23236
232372008-04-03 Richard Guenther <rguenther@suse.de>
23238
23239 PR middle-end/35800
23240 * expr.h (try_casesi): Adjust prototype.
23241 * expr.c (try_casesi): Take fallback label as extra parameter.
23242 Use that for gen_casesi if default_label is NULL.
23243 * stmt.c (expand_case): Pass fallback label to try_casesi,
23244 make sure to fill gaps with a fallback label if default_label
23245 is not present.
23246
c95b2534 232472008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
a5f061dc
RG
23248
23249 PR target/35801
23250 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23251
232522008-04-03 Ben Elliston <bje@au.ibm.com>
23253
23254 * expmed.c (extract_split_bit_field): Remove if (0) code.
23255 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23256 (do_ds_constraint): Likewise.
23257
232582008-04-02 Joseph Myers <joseph@codesourcery.com>
23259
23260 * doc/cppopts.texi (-dU): Document.
23261 * c-common.h (flag_dump_macros): Update comment.
23262 * c-opts.c (handle_OPT_d): Handle -dU.
23263 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23264 dump_queued_macros, cb_used_define, cb_used_undef): New.
23265 (init_pp_output): Handle -dU.
23266 (cb_line_change): Call dump_queued_macros.
23267 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23268
c95b2534 232692008-04-02 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
23270
23271 * config/avr/predicates.md (io_address_operand): New predicate.
23272 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23273 * config/avr/avr.c (avr_io_address_p): Remove function.
23274 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23275 'avr_io_address_p' function.
23276 (out_movhi_r_mr): (Ditto.).
23277 (out_movqi_mr_r): (Ditto.).
23278 (out_movhi_mr_r): (Ditto.).
23279 (avr_address_cost): (Ditto.).
23280
232812008-04-02 Uros Bizjak <ubizjak@gmail.com>
23282
23283 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23284 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23285 in 32bit mode when XMM registers are available to avoid store
23286 forwarding stalls.
23287 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23288 corresponding post-reload splitters.
23289
232902008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23291
23292 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23293 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23294 __builtin_ia32_roundss.
23295 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23296 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23297 __builtin_ia32_roundss.
23298 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23299 IX86_BUILTIN_SHUFPD here.
23300
233012008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23302
23303 * config/i386/i386.md (plogic): New.
23304 (plogicprefix): Likewise.
23305
23306 * config/i386/mmx.md (mmx_<code><mode>3): New.
23307 (mmx_and<mode>3): Removed.
23308 (mmx_ior<mode>3): Likewise.
23309 (mmx_xor<mode>3): Likewise.
23310
23311 * config/i386/sse.md (<code><mode>3): New.
23312 (*<code><mode>3): Likewise.
23313 (*<code><mode>3): Likewise.
23314 (<code><mode>3): Likewise.
23315 (*sse_<code><mode>3): Likewise.
23316 (*sse2_<code><mode>3): Likewise.
23317 (<code>tf3): Likewise.
23318 (*<code>tf3): Likewise.
23319 (and<mode>3): Likewise.
23320 (*and<mode>3): Likewise.
23321 (ior<mode>3): Removed.
23322 (*ior<mode>3): Likewise.
23323 (xor<mode>3): Likewise.
23324 (*xor<mode>3): Likewise.
23325 (*and<mode>3): Likewise.
23326 (*ior<mode>3): Likewise.
23327 (*xor<mode>3): Likewise.
23328 (and<mode>3): Likewise.
23329 (*sse_and<mode>3): Likewise.
23330 (*sse2_and<mode>3): Likewise.
23331 (andtf3): Likewise.
23332 (*andtf3): Likewise.
23333 (ior<mode>3): Likewise.
23334 (*sse_ior<mode>3): Likewise.
23335 (*sse2_ior<mode>3): Likewise.
23336 (iortf3): Likewise.
23337 (*iortf3): Likewise.
23338 (xor<mode>3): Likewise.
23339 (*sse_xor<mode>3): Likewise.
23340 (*sse2_xor<mode>3): Likewise.
23341 (xortf3): Likewise.
23342 (*xortf3): Likewise.
23343
233442008-04-02 Richard Guenther <rguenther@suse.de>
23345
23346 PR tree-optimization/14495
23347 PR tree-optimization/34793
23348 * tree-vrp.c (struct switch_update): New structure.
23349 (to_remove_edges, to_update_switch_stmts): New VECs.
23350 (simplify_switch_using_ranges): New function. Remove not taken
23351 case labels and edges.
23352 (simplify_stmt_using_ranges): Call it.
23353 (identify_jump_threads): Mark edges we have queued for removal
23354 so we don't thread them.
23355 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23356 case label vector.
23357 * tree-cfg.c (group_case_labels): Deal with missing default label.
23358 (tree_verify_flow_info): Allow missing default label.
23359 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23360 (emit_case_nodes): Likewise.
23361 (expand_case): Do not rely on the default label to be present.
23362 * expr.c (try_casesi): Deal with NULL default_label.
23363 (do_tablejump): Likewise.
23364
233652008-04-02 Richard Guenther <rguenther@suse.de>
23366
23367 PR tree-optimization/14495
23368 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23369 SWITCH_EXPR here ...
23370 (vrp_visit_switch_stmt): ... but here (new function).
23371 (find_case_label_index): New helper function.
23372 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23373
233742008-04-02 Paolo Bonzini <bonzini@gnu.org>
23375
23376 * fwprop.c: Fix ISO-C99ism.
23377
233782008-04-02 Paolo Bonzini <bonzini@gnu.org>
23379
23380 PR bootstrap/35752
23381 * Makefile.in (objdir): Set it here.
23382 * configure.ac: Not here. Find dynamic linker characteristics.
23383 * exec-tool.in: Use them.
23384 * aclocal.m4: Regenerate.
23385 * configure: Regenerate.
23386
233872008-04-02 Paolo Bonzini <bonzini@gnu.org>
23388
23389 * expr.c (expand_var): Delete it.
23390 * expr.h (expand_var): Delete prototype.
23391 * function.c (expand_function_start): Use expand_decl instead.
23392 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23393 langhook.
23394
c95b2534 233952008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
a5f061dc
RG
23396
23397 PR rtl-optimization/35542
23398 * fwprop.c (forward_propagate_and_simplify): Replace
23399 loc_reg_mentioned_in_p with reg_mentioned_p.
23400
234012008-04-02 Paolo Bonzini <bonzini@gnu.org>
23402
23403 PR rtl-optimization/35281
23404 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23405 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23406 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23407 (varying_mem_p): Move above propagate_rtx.
23408 (all_uses_available_at): Do not check MEMs.
23409
234102008-04-02 Rafael Espíndola <espindola@google.com>
23411
23412 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23413 (register_edge_assert_for_2): Split the cond argument.
23414 (register_edge_assert_for_1): Adjust for the change in
23415 register_edge_assert_for_2.
23416 (register_edge_assert_for): Split the cond argument.
23417 (find_switch_asserts): Adjust for the change in
23418 register_edge_assert_for.
23419
234202008-04-02 Kai Tietz <kai.tietz@onevision.com>
23421
23422 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23423 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23424 offsets for 64-bit mingw.
23425 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23426 abi for x86_64-pc-mingw.
23427
234282008-04-02 Richard Guenther <rguenther@suse.de>
23429
23430 * tree-vrp.c (extract_range_from_assert): Make sure to not
23431 produce range min/max with TREE_OVERFOW set.
23432 If merging a anti-range and a range keep the anti-range if
23433 the range covers all values of the type.
23434 (register_edge_assert_for_2): Only allow sign-changing
23435 conversions in detecting canonical range checks. Also
23436 register an assert for the unsigned name if useful.
23437
23438 PR tree-optimization/35787
23439 * tree-vrp.c (vrp_val_max): New function.
23440 (vrp_val_min): Likewise.
23441 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23442 (vrp_val_is_min): Likewise.
23443 (supports_overflow_infinity): Use vrp_val_{min,max}.
23444 (negative_overflow_infinity): Likewise.
23445 (positive_overflow_infinity): Likewise.
23446 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23447 (is_positive_overflow_infinity): Likewise.
23448 (is_overflow_infinity): Likewise.
23449 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23450 vrp_val_is_{min,max}.
23451 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23452 to ranges if possible. Avoid empty ranges.
23453
234542008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23455
23456 PR middle-end/35705
23457 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23458 the expression is a function address.
23459
234602008-04-01 George Helffrich <george@gcc.gnu.org>
23461
23462 PR fortran/35154, fortran/23057
23463 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23464 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23465 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23466 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23467 in common.
23468 (dbxout_syms): Check for COMMON-based symbol and wrap in
23469 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23470 in bracket for efficiency.
23471
23472 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23473 using DW_TAG_common_block + member offset.
23474 (add_pubname_string): New function.
23475 (dw_expand_expr): New function to find block name and offset for
23476 COMMON var.
23477 (common_check): New function to check whether symbol in Fortran COMMON.
23478 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23479
234802008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23481
23482 PR c/35436
23483 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23484
234852008-04-02 Ben Elliston <bje@au.ibm.com>
23486
23487 * config/v850/v850.md (casesi): Remove if (0) code.
23488 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23489 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23490
234912008-04-01 Uros Bizjak <ubizjak@gmail.com>
23492
23493 * config/i386/i386.md (rex64suffix): New mode attribute.
23494 (floathi<mode>2): Disable expander for SSE math.
23495 (*floathi<mode>2_1): New insn insn_and_split pattern.
23496 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23497 corresponding post-reload splitters.
23498 (*floathi<mode>2_i387): New macroized insn pattern.
23499 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23500 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23501 insn_and_split pattern.
23502 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23503 New macroized instruction patterns and corresponding post-reload
23504 splitters.
23505 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23506 and corresponding post-reload splitters.
23507 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23508 New macroized instruction patterns.
23509 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23510 macroized instruction patterns and corresponding post-reload splitters.
23511 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23512 corresponding post-reload splitters.
23513 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23514 New macroized instruction patterns.
23515 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23516 corresponding post-reload splitters.
23517 (*floatsi<mode>2_i387): New macroized instruction patterns.
23518
235192008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23520
23521 * config/i386/i386.md (smaxmin): New.
23522 (umaxmin): Likewise.
23523 (maxminiprefix): Likewise.
23524 (maxminfprefix): Likewise.
23525 (<code><mode>3): Likewise.
23526 (smin<mode>3): Removed.
23527 (smax<mode>3): Likewise.
23528
23529 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23530 (mmx_<code>v4hi3): Likewise.
23531 (mmx_<code>v8qi3): Likewise.
23532 (mmx_smaxv2sf3): Removed.
23533 (mmx_sminv2sf3): Likewise.
23534 (mmx_umaxv8qi3): Likewise.
23535 (mmx_smaxv4hi3): Likewise.
23536 (mmx_uminv8qi3): Likewise.
23537 (mmx_sminv4hi3): Likewise.
23538
23539 * config/i386/sse.md (<addsub><mode>3): New.
23540 (*<addsub><mode>3): Likewise.
23541 (<sse>_vm<addsub><mode>3): Likewise.
23542 (<maxmin><mode>3): Likewise.
23543 (*<maxmin><mode>3_finite): Likewise.
23544 (*<maxmin><mode>3): Likewise.
23545 (<sse>_vm<maxmin><mode>3): Likewise.
23546 (sse3_h<addsub>v4sf3): Likewise.
23547 (sse3_h<addsub>v2df3): Likewise.
23548 (<maxmin>v16qi3): Likewise.
23549 (*<maxmin>v16qi3): Likewise.
23550 (<maxmin>v8hi3): Likewise.
23551 (*<maxmin>v8hi3): Likewise.
23552 (*sse4_1_<maxmin><mode>3): Likewise.
23553 (*sse4_1_<maxmin><mode>3): Likewise.
23554 (add<mode>3): Removed.
23555 (*add<mode>3): Likewise.
23556 (<sse>_vmadd<mode>3): Likewise.
23557 (sub<mode>3): Likewise.
23558 (*sub<mode>3): Likewise.
23559 (<sse>_vmsub<mode>3): Likewise.
23560 (smin<mode>3): Likewise.
23561 (*smin<mode>3_finite): Likewise.
23562 (*smin<mode>3): Likewise.
23563 (<sse>_vmsmin<mode>3): Likewise.
23564 (smax<mode>3): Likewise.
23565 (*smax<mode>3_finite): Likewise.
23566 (*smax<mode>3): Likewise.
23567 (<sse>_vmsmax<mode>3): Likewise.
23568 (sse3_haddv4sf3): Likewise.
23569 (sse3_haddv2df3): Likewise.
23570 (sse3_hsubv4sf3): Likewise.
23571 (sse3_hsubv2df3): Likewise.
23572 (umaxv16qi3): Likewise.
23573 (*umaxv16qi3): Likewise.
23574 (smaxv8hi3): Likewise.
23575 (*smaxv8hi3): Likewise.
23576 (*sse4_1_smax<mode>3): Likewise.
23577 (*sse4_1_umax<mode>3): Likewise.
23578 (uminv16qi3): Likewise.
23579 (*uminv16qi3): Likewise.
23580 (sminv8hi3): Likewise.
23581 (*sminv8hi3): Likewise.
23582 (*sse4_1_smin<mode>3): Likewise.
23583 (*sse4_1_umin<mode>3): Likewise.
23584
235852008-04-01 Rafael Espíndola <espindola@google.com>
23586
23587 * tree-cfg.c (verify_expr): remove in_phi.
23588 (verify_stmt): Don't call walk_tree with verify_expr. Use
23589 is_gimple_min_invariant instead of is_gimple_val.
23590
235912008-04-01 Joseph Myers <joseph@codesourcery.com>
23592
23593 * doc/include/gpl_v3.texi: Update for manpage generation.
23594 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23595 gpl.texi.
23596 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23597 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23598 gpl_v3.texi instead of gpl.texi.
23599 (gpl.pod): New.
23600
236012008-04-01 Jakub Jelinek <jakub@redhat.com>
23602
23603 PR pch/13675
23604 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23605
236062008-04-01 Rafael Espíndola <espindola@google.com>
23607
23608 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23609 (extract_code_and_val_from_cond): Use
23610 extract_code_and_val_from_cond_with_ops.
23611
236122008-04-01 Jan Hubicka <jh@suse.cz>
23613
23614 * function.c (free_after_compilation): Free epilogue_delay_list.
23615 (prepare_function_start): Assert that previous compilation was freed.
23616
236172008-04-01 Jan Hubicka <jh@suse.cz>
23618 Jim Wilson <wilson@tuliptree.org>
c95b2534 23619 Andreas Tobler <andreast@gcc.gnu.org>
a5f061dc
RG
23620
23621 PR middle-end/35781
23622 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23623 rtl.emit instead cfun->emit.
23624 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23625 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23626
236272008-04-01 Ben Elliston <bje@au.ibm.com>
23628
23629 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23630
c95b2534 236312008-03-31 Seongbae Park <seongbae.park@gmail.com>
a5f061dc
RG
23632
23633 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23634 New options
23635 (fprofile-use): Add var flag_profile_use
23636 * coverage.c (coverage_begin_output): Do not open a gcno file for
23637 output only if -ftest-coverage is set.
23638 Do not add getpwd() to gcda file path.
23639 (build_gcov_info): Check the new flag
23640 flag_profile_datafile_relative_path.
23641 (coverage_init): Use profile_data_prefix.
23642 Read profile counter only if flag_profile_use is set.
23643 * opts.c (common_handle_option): New option fprofile-use=,
23644 fprofile-dir=, fprofile-generate=.
23645 * toplev.c (profile_data_prefix): New variable definition.
23646 * toplev.h (profile_data_prefix): New declaration.
23647 * doc/invoke.tex (Option Summary, Optimization Options):
23648 Add new options.
23649
236502008-03-31 James E. Wilson <wilson@tuliptree.org>
23651
23652 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23653 use tmp consistently.
23654
23655 PR target/35695
23656 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23657 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23658 UNSPEC_FR_RECIP_APPROX_RES.
23659 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23660
236612008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23662
23663 PR c/35750
23664 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23665
236662008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23667
23668 PR middle-end/30186
23669 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23670 element of the vector via a pointer.
23671
236722008-03-31 Ian Lance Taylor <iant@google.com>
23673
23674 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23675
236762008-03-31 Jan Hubicka <jh@suse.cz>
23677
23678 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23679 get_arg_pointer_save_area.
23680 * expr.c (init_expr): Just clear out rtl.expr.
23681 * function.c (free_after_compilation): Clear out whole RTL structure.
23682 (get_func_frame_size): Merge into ...
23683 (get_frame_size): ... this one.
23684 (assign_stack_local_1): Merge into ...
23685 (assign_stack_local): ... this one.
23686 (expand_function_end): Update call of get_arg_pointer_save_area.
23687 (get_art_pointer_save_area): Remove cfun argument.
23688 * function.h (emit_status): regno_pointer_align does not need length
23689 attribute. Move x_regno_reg_rtx to ...
23690 (regno_reg_rtx): ... new global array.
23691 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23692 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23693 apply_args_value, forced_labels, stack_pointer_delta):
23694 Update accestors.
23695 (struct varasm_status): Move here from varasm.c
23696 (struct rtl_data): New. Move here some fields from struct function.
23697 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23698 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23699 used_temp_slots avail_temp_slots, temp_slot_level,
23700 nonlocal_goto_handler_labels): Update accesstors.
23701 (rtl): New global variable.
23702 (struct function): Move some fileds to rtl_data.
23703 (get_arg_pointer_save_area): Update prototype.
23704 * emit-rtl.c (rtl): Declare.
23705 (regno_reg_rtx): Declare.
23706 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23707 Update.
23708 (gen_reg_rtx): Update.
23709 (init_virtual_regs): Do not tate emit_status argument.
23710 (init_emit): Do not allocate emit.
23711 * varasm.c (varasm_statuc): Move to function.h.
23712 (n_deferred_constatns): Update accestor.
23713 (init_varasm_status): Do not allocate varasm_status.
23714 (force_const_mem, get_pool_size, output_constant_pool): Update.
23715 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23716 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23717
237182008-03-31 Zdenek Dvorak <ook@ucw.cz>
23719
23720 PR rtl-optimization/35729
23721 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23722 references.
23723
237242008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23725
23726 PR target/32000
23727 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23728 load/store if memory is unaligned.
23729 (*movti_rex64): Likewise.
23730
23731 * config/i386/predicates.md (misaligned_operand): New.
23732
237332008-03-31 Andrew Pinski <pinskia@gmail.com>
23734
23735 PR tree-opt/35431
23736 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23737 complex types.
23738
237392008-03-31 Jan Beulich <jbeulich@novell.com>
23740
23741 * config/ia64/constraints.md: Add 'j' constraint.
23742 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23743 (movdi_internal): Likewise.
23744
237452008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23746
23747 PR c/35748
23748 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23749
237502008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23751
23752 PR target/35757
23753 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23754 proper error message for the third argument on blendpd and
23755 blendps.
23756
23757 * config/i386/sse.md (blendbits): New.
23758 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23759
237602008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23761
23762 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23763
237642008-03-30 Richard Guenther <rguenther@suse.de>
23765
23766 PR middle-end/31023
23767 * fold-const.c (fold_sign_changed_comparison): Do leave
23768 conversions to base-types alone.
23769
237702008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23771
23772 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23773 the link register if one altivec register is be saved.
23774
237752008-03-30 Ben Elliston <bje@au.ibm.com>
23776
23777 * final.c (final_scan_insn): Remove if (0) code.
23778
237792008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23780
23781 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23782
237832008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23784
23785 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23786 of V4SFmode to ix86_binary_operator_ok.
23787
237882008-03-28 Uros Bizjak <ubizjak@gmail.com>
23789
23790 * config/i386/i386.c (override_options): Initialize
23791 ix86_veclib_handler to ix86_veclibabi_svml when
23792 -mveclibabi=svml is used.
23793 (ix86_veclibabi_svml): New function for SVML ABI style
23794 vectorization support.
23795 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23796
237972008-03-28 Rafael Espíndola <espindola@google.com>
23798
23799 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23800 (tree_binary_nonnegative_warnv_p): Make it public.
23801 (tree_single_nonnegative_warnv_p): Make it public.
23802 (tree_invalid_nonnegative_warnv_p): Make it public.
23803 (tree_unary_nonzero_warnv_p): Make it public.
23804 (tree_binary_nonzero_warnv_p): Make it public
23805 (tree_single_nonzero_warnv_p): Make it public.
23806 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23807 (extract_range_from_binary_expr): Split the expr argument.
23808 (extract_range_from_unary_expr): Split the expr argument.
23809 (extract_range_from_comparison): Split the expr argument.
23810 (extract_range_from_expr): Use the new aux functions.
23811 (vrp_evaluate_conditional_warnv): Use
23812 vrp_evaluate_conditional_warnv_with_ops.
23813 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23814 (tree_binary_nonzero_warnv_p): Declare.
23815 (tree_single_nonzero_warnv_p): Declare.
23816 (tree_expr_nonzero_warnv_p): Declare.
23817 (tree_unary_nonnegative_warnv_p): Declare.
23818 (tree_binary_nonnegative_warnv_p): Declare.
23819 (tree_single_nonnegative_warnv_p): Declare.
23820 (tree_invalid_nonnegative_warnv_p): Declare.
23821
238222008-03-28 Richard Guenther <rguenther@suse.de>
23823
23824 PR tree-optimization/30317
23825 PR tree-optimization/30911
23826 PR tree-optimization/34793
23827 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23828 (struct assert_locus_d): New member EXPR.
23829 (register_new_assert_for): Add EXPR parameter to support
23830 ASSERT_EXPR <name, expr OP limit>.
23831 (register_edge_assert_for_1): Adjust callers.
23832 (find_assert_locations): Likewise.
23833 (process_assert_insertions_for): Build condition from expression.
23834 (extract_range_from_assert): Handle ASSERT_EXPRs
23835 of the form ASSERT_EXPR <name, expr OP limit>.
23836 (register_edge_assert_for_2): New helper registering
23837 asserts for comparisons. Recognize range tests of the form
23838 (unsigned)i - CST1 OP CST2.
23839 (register_edge_assert_for_1): Use it.
23840 (register_edge_assert_for): Likewise.
23841 (needs_overflow_infinity): Integer sub-types
23842 do not need overflow infinities.
23843 (vrp_val_is_max): The extreme values of integer sub-types
23844 are those of the base type.
23845 (vrp_val_is_min): Likewise.
23846 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23847 expressions.
23848
238492008-03-28 Nick Clifton <nickc@redhat.com>
23850
23851 PR target/31110
23852 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23853 Return GENERAL_REGS for stack adjustment reloads.
23854
238552008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23856
23857 PR target/31334
23858 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23859 const_vector when all the vectors are constant.
23860
238612008-03-27 Bob Wilson <bob.wilson@acm.org>
23862
23863 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23864 comparisons.
23865 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23866 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23867 (scc_sf): New.
23868 (s<code>_sf): Use new scc_sf attribute for opcode names.
23869
238702008-03-27 Tom Tromey <tromey@redhat.com>
23871
23872 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23873 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23874 config/spu/t-spu-elf, config/i386/t-interix,
23875 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23876 config/i386/x-darwin, config/i386/x-mingw32,
23877 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23878 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23879 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23880 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23881 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23882 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23883 config/score/t-score-elf, config/arm/t-strongarm-pe,
23884 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23885 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23886 Revert automatic dependency patch.
23887
238882008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23889
23890 PR target/35657
23891 * config/i386/i386.c (ix86_function_arg_boundary): Align
23892 decimal floating point to its natural boundary.
23893
238942008-03-27 Richard Guenther <rguenther@suse.de>
23895
23896 PR middle-end/35716
23897 * fold-const.c (fold_comparison): Restrict distinct decl
23898 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23899 solely rely on operand_equal_p.
23900
239012008-03-27 Richard Guenther <rguenther@suse.de>
23902
23903 PR c/32511
23904 * c-common.c (handle_weak_attribute): Reject combination of
23905 weak and inline.
23906
239072008-03-27 Richard Guenther <rguenther@suse.de>
23908
23909 PR tree-optimization/32810
23910 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23911 conversions from DECL_INITIAL.
23912 (fold_const_aggregate_ref): Likewise from constructor elements.
23913
239142008-03-27 Zdenek Dvorak <ook@ucw.cz>
23915
23916 * tree-affine.h (aff_combination_expand): Declare.
23917 (get_inner_reference_aff): Likewise.
23918 * tree-affine.c (aff_combination_expand): Split out from
23919 tree_to_aff_combination_expand.
23920 (get_inner_reference_aff): New function.
23921 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23922 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23923 (struct lim_aux_data): sm_done field removed.
23924 (mem_ref_loc_p, mem_ref_locs_p): New types.
23925 (struct mem_ref): Added id, stored, accesses_in_loop,
23926 indep_loop, dep_loop, indep_ref, dep_ref fields.
23927 Removed is_stored, locs and next fields.
23928 (memory_accesses): New variable.
23929 (movement_possibility): Do not allow moving statements
23930 that store to memory.
23931 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23932 New functions.
23933 (determine_max_movement): For statements with memory references,
23934 find the outermost loop in that the reference is independent.
23935 (move_computations_stmt): Mark the virtual operands for renaming.
23936 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23937 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23938 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23939 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23940 create_vop_ref_mapping, analyze_memory_references,
23941 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23942 get_all_locs_in_loop, ref_always_accessed_p,
23943 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23944 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23945 store_motion_loop, store_motion): New functions.
23946 (struct vop_to_refs_elt): New type.
23947 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23948 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23949 (schedule_sm): Replaced by...
23950 (execute_sm): ... this.
23951 (determine_lsm_ref, hoist_memory_references,
23952 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23953 find_more_ref_vops, free_mem_ref, free_mem_refs,
23954 determine_lsm_loop, determine_lsm): Removed.
23955 (tree_ssa_lim_finalize): Free data structures used by store motion.
23956 (tree_ssa_lim): Call analyze_memory_references. Use
23957 store_motion instead of determine_lsm.
23958
239592008-03-27 Paolo Bonzini <bonzini@gnu.org>
23960
23961 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23962 rename tmake_file to m68hc11/t-m68hc11.
23963 (mcore): Set inhibit_libc to true.
23964 * config.host (alpha*-dec-*vms*): Set extra_programs.
23965 (interix3*): Don't use host_xmake_file.
23966 * configure.ac: Let config.gcc override inhibit_libc.
23967 * configure: Regenerate.
23968
23969 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23970 * config/t-openbsd-thread: Remove commented out lines.
23971
23972 * config/x-interix: Remove.
23973
23974 * config/m68hc11/t-m68hc11-gas: Rename to...
23975 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23976
23977 * config/mcore/t-mcore: Remove T_CFLAGS.
23978 * config/mcore/t-mcore-pe: Likewise.
23979
239802008-03-27 Paolo Bonzini <bonzini@gnu.org>
23981
23982 * configure.ac: Replace custom __GNU_SOURCE test with
23983 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23984 * aclocal.m4: Regenerate.
23985 * configure: Regenerate.
23986 * config.in: Regenerate.
23987
239882008-03-27 Richard Guenther <rguenther@suse.de>
23989
23990 * fold-const.c (target.h): Include.
23991 (fold_comparison): Fold comparison of addresses of decls
23992 that bind locally or of constants. Consolidate address folding code.
23993 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23994 results from fold_binary_to_constant.
23995 (compare_values_warnv): Likewise.
23996
239972008-03-27 Andrew Pinski <pinskia@gmail.com>
23998
23999 PR middle-end/35429
24000 * fold-const.c (fold_truthop): Check for integeral types when folding
24001 a == 0 && b == 0 and a != 0 || b != 0 .
24002
240032008-03-26 Eric Botcazou <ebotcazou@adacore.com>
24004
24005 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
24006
240072008-03-26 Andreas Schwab <schwab@suse.de>
24008
24009 * doc/invoke.texi: Fix use of @item vs. @itemx.
24010
240112008-03-26 Tom Tromey <tromey@redhat.com>
24012
24013 * Makefile.in (build/gensupport.o, build/print-rtl.o,
24014 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
24015 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
24016 build/gencodes.o, build/genconditions.o, build/genconfig.o,
24017 build/genconstants.o, build/genemit.o, build/genextract.o,
24018 build/genflags.o, build/genmddeps.o, build/genopinit.o,
24019 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
24020 options.h.
24021
240222008-03-26 Richard Guenther <rguenther@suse.de>
24023
24024 Revert
24025 2008-03-26 Richard Guenther <rguenther@suse.de>
24026
24027 * fold-const.c (target.h): Include.
24028 (fold_comparison): Fold comparison of addresses of two decls
24029 that bind locally. Consolidate address folding code.
24030
240312008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24032
24033 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
24034 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
24035 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
24036 dconstsqrt2, dconstthird, dconste and/or dconst10.
24037 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
24038 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
24039 dconstsqrt2, dconste): Delete.
24040 (init_emit_once): Likewise. Simplify initializing dconstm1.
24041 Constify variable.
24042 * real.c (get_real_const): New.
24043 * real.h (dconst3, dconst10, dconstm2, dconstthird,
24044 dconstsqrt2, dconste): Delete.
24045 (real_value_const, get_real_const): New.
24046
240472008-03-26 H.J. Lu <hongjiu.lu@intel.com>
24048
24049 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
24050
24051 * config/i386/i386.c (ix86_function_arg_boundary): Check
24052 BIGGEST_ALIGNMENT instead of 128.
24053 (setup_incoming_varargs_64): Likewise.
24054
240552008-03-26 Tom Tromey <tromey@redhat.com>
24056
24057 * Makefile.in (DEPFILES): Add missing '/'.
24058
240592008-03-26 Richard Guenther <rguenther@suse.de>
24060
24061 * fold-const.c (target.h): Include.
24062 (fold_comparison): Fold comparison of addresses of two decls
24063 that bind locally. Consolidate address folding code.
24064
240652008-03-26 Nick Clifton <nickc@redhat.com>
24066
24067 PR target/31232
24068 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
24069 not allow INT+INT as a legitimate addressing mode.
24070
240712008-03-26 Richard Guenther <rguenther@suse.de>
24072
24073 * tree-flow.h (widen_bitfield): Remove declaration.
24074 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
24075 (widen_bitfield): Remove function.
24076 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
24077 code.
24078
240792008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
24080
24081 PR target/31558
24082 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
24083 error_mark_node's.
24084
240852008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
24086
24087 PR rtl-optimization/35232
24088 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
24089 (forget_old_reloads_1, forget_marked_reloads): Don't clear
24090 reg_reloaded_call_part_clobbered here.
24091 (reload_regs_reach_end_p): New function.
24092 (reload_reg_rtx_for_input): New variable.
24093 (reload_reg_rtx_for_output): Likewise.
24094 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
24095 when reassigning a pseudo register. Load reloadreg from
24096 reload_reg_rtx_for_input, moving the mode and register
24097 calculation to...
24098 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
24099 instead of the original when deciding whether an input reload
24100 would be a no-op or whether an output reload can be deleted.
24101 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
24102 when setting up new_spill_reg_store. Load it from
24103 reload_reg_rtx_for_output, moving the mode and register
24104 calculation to...
24105 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
24106 instead of the original when deciding whether an output reload
24107 would be a no-op. Do the same when modifying insn notes.
24108 Use rtx_equal_p instead of == to compare the registers.
24109 (inherit_piecemeal_p): Take a mode and two register numbers
24110 as argument.
24111 (emit_reload_insns): Clear new_spill_reg_store for every hard
24112 register in the reload register. Remove spill registers
24113 from reg_reloaded_valid before considering whether to record
24114 inheritance information for them. Use reload_reg_rtx_for_output
24115 instead of reg_rtx when recording output reloads. Use
24116 reload_reg_rtx_for_input instead of reg_rtx when recording
24117 input reloads. Set or clear reg_reloaded_call_part_clobbered
24118 at the same time as setting reg_reloaded_valid.
24119 (delete_output_reload): Add a new_reload_reg parameter and use it
24120 instead of rld[j].reg_rtx.
24121 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
24122 calls accordingly.
24123
241242008-03-25 Tom Tromey <tromey@redhat.com>
24125
24126 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
24127 (build/genattr.o): Likewise.
24128 (build/genattrtab.o): Likewise.
24129 (build/gencodes.o): Likewise.
24130 (build/genconfig.o): Likewise.
24131 (build/genconstants.o): Likewise.
24132 (build/genemit.o): Likewise.
24133 (build/genextract.o): Likewise.
24134 (build/genflags.o): Likewise.
24135
241362008-03-25 Bob Wilson <bob.wilson@acm.org>
24137
24138 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
24139 instead of size_int for integer types.
24140 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
24141 to match type of MINUS_EXPR.
24142
241432008-03-25 Tom Tromey <tromey@redhat.com>
24144
24145 * configure: Rebuilt.
24146 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
24147 Makefile.
24148
241492008-03-25 Tom Tromey <tromey@redhat.com>
24150
24151 * config/x-solaris (host-solaris.o): Update.
24152 * config/x-linux (host-linux.o): Update.
24153 * config/x-hpux (host-hpux.o): Update.
24154 * config/x-darwin (host-darwin.o): Update.
24155 * config/v850/t-v850e (v850-c.o): Update.
24156 * config/v850/t-v850 (v850-c.o): Update.
24157 * config/t-vxworks (vxworks.o): Update.
24158 * config/t-sol2 (sol2-c.o, sol2.o): Update.
24159 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
24160 * config/spu/t-spu-elf (spu-c.o): Update.
24161 (spu.o): Remove.
24162 * config/sh/t-symbian (sh-c.o): Update.
24163 (symbian.o): Update.
24164 * config/sh/t-sh (sh-c.o): Update.
24165 * config/score/t-score-elf (score7.o, score3.o): Update.
24166 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
24167 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
24168 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
24169 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
24170 (rs6000.o): Remove.
24171 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
24172 * config/m32c/t-m32c (m32c-pragma.o): Update.
24173 * config/ia64/t-ia64 (ia64-c.o): Update.
24174 * config/i386/x-mingw32 (host-mingw32.o): Update.
24175 * config/i386/x-i386 (driver-i386.o): Update.
24176 * config/i386/x-darwin (host-i386-darwin.o): Update.
24177 * config/i386/x-cygwin (host-cygwin.o): Update.
24178 * config/i386/t-nwld (nwld.o): Update.
24179 * config/i386/t-netware (netware.o): Update.
24180 * config/i386/t-interix (winnt.o): Update.
24181 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
24182 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
24183 msformat-c.o): Update.
24184 * config/bfin/t-bfin-linux (generated_files): Add
24185 linux-sysroot-suffix.h.
24186 * config/arm/t-wince-pe (pe.o): Update.
24187 * config/arm/t-strongarm-pe (pe.o): Update.
24188 * config/arm/t-pe (pe.o): Update.
24189 * config/arm/t-arm (arm-c.o): Update.
24190 * doc/install.texi (Prerequisites): Require make 3.80.
24191 * Makefile.in: Remove .o targets.
24192 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
24193 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
24194 (simple_generated_h, simple_generated_c): Move earlier.
24195 (generated_files): New variable.
24196 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
24197 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
24198 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
24199 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
24200 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
24201 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
24202 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
24203 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
24204 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
24205 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
24206 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
24207 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
24208 (.c.o): Remove.
24209 (COMPILE.base, COMPILE): New variables.
24210 (%.o): New pattern rule.
24211 (ALL_HOST_OBJS): New variable.
24212 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
24213 (dummy-checksum.o, cc1-checksum.o): Remove.
24214 (DRIVER_SHLIB): New variable.
24215 (DRIVER_DEFINES): Use it.
24216 (gencondmd.c): Move out of build/.
24217 (s-conditions): Update.
24218 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
24219 (ALL_BUILD_OBJS): Likewise.
24220 (build/%.o): Use BUILDCOMPILE.
24221 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
24222 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
24223 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
24224 build/gencheck.o, build/gencodes.o, build/genconditions.o,
24225 build/genconfig.o, build/genconstants.o, build/genemit.o,
24226 build/genextract.o, build/genflags.o, build/genmddeps.o,
24227 build/genopinit.o, build/genoutput.o, build/genpeep.o,
24228 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
24229 build/gen-protos.o, build/scan.o, build/fix-header.o,
24230 build/scan-decls.o): Simplify.
24231 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
24232 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
24233 prefix.o, toplev.o): Reduce to variable setting.
24234 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
24235 ($(out_object_file), gcc-options.o): New targets.
24236 ($(ALL_HOST_OBJS)): New target. Include dependency files.
24237 * configure: Rebuilt.
24238 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
24239 * doc/sourcebuild.texi (Front End Directory): Document new variable.
24240
242412008-03-25 Douglas Gregor <doug.gregor@gmail.com>
24242
24243 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24244 complain when we hit an error, return ERROR_MARK_NODE.
24245
242462008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24247
24248 * config/sh/constraints.md (Pso, Psz): New constraints.
24249 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24250 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24251
242522008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24253
24254 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24255 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24256
242572008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24258
24259 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24260 (prefetch_sh2a): New.
24261
242622008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24263 Naveen.H.S <naveen.hs@kpitcummins.com>
24264
24265 * config/sh/constraints.md (I28): New constraint.
24266 * config/sh/sh.c (broken_move): Add support for movi20s.
24267 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24268
242692008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24270 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24271 Naveen.H.S <naveen.hs@kpitcummins.com>
24272
24273 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24274 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24275 (print_operand): Handle resbank in %@ operand code.
24276 (sh_encode_section_info): New.
24277 (push_regs): Add conditions for resbank.
24278 (sh_expand_epilogue): Likewise.
24279 (sh_insert_attributes): Likewise.
24280 (sh_attribute_table): Likewise.
24281 (sh_handle_resbank_handler_attribute): New.
24282 (sh2a_handle_function_vector_handler_attribute): New.
24283 (sh2a_is_function_vector_call): New.
24284 (sh2a_get_function_vector_number): New.
24285 (sh2a_function_vector_p): New.
24286 (sh_cfun_resbank_handler_p): New.
24287 * config/sh/sh.md (calli): Emit jsr/n if possible.
24288 (calli_tbr_rel): New.
24289 (calli_pcrel): Emit jsr/n if possible.
24290 (return_i): Emit rts/n if possible.
24291 (call_valuei_tbr_rel): New.
24292 (call_valuei_pcrel): Add condition for SH2A target.
24293 (call_value): Likewise.
24294 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24295 (sh2a_get_function_vector_number): Likewise.
24296 (sh2a_is_function_vector_call): Likewise.
24297 * doc/extend.texi: Document TBR relative addressing of SH2A.
24298 (resbank): Add description for SH2A.
24299
243002008-03-24 Richard Guenther <rguenther@suse.de>
24301
24302 PR c/22371
24303 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24304 pointer assignments change conversions according to middle-end rules.
24305 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24306 * configure.ac: Include type checking in yes.
24307 * configure: Regenerate.
24308
243092008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24310
24311 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24312 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24313
243142008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24315
24316 * gthr-vxworks.h (UNUSED): Define.
24317
243182008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24319
24320 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24321
c95b2534 243222008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
a5f061dc
RG
24323
24324 * doc/extend.texi (Function Attributes): Add missing comma in the
24325 example of the "alloc_size" attribute.
24326
243272008-03-23 Uros Bizjak <ubizjak@gmail.com>
24328
24329 Revert:
24330 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24331
24332 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24333 32bit host.
24334
24335 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24336
24337 PR target/35496
24338 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24339 of the underlying type of a MS bitfield layout to the natural
24340 alignment of the type.
24341
24342 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24343
24344 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24345 to their natural alignment to avoid store forwarding stalls.
24346
243472008-03-22 Richard Guenther <rguenther@suse.de>
24348
24349 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24350 For PHI nodes verify the address is invariant.
24351 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24352 (get_symbol_constant_value): Use is_gimple_min_invariant.
24353 (maybe_fold_stmt_indirect): Likewise.
24354
243552008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24356
24357 PR rtl-optimization/33927
24358 * Makefile.in (dse.o): Depend on $(TM_P_H).
24359 * expr.h (extract_low_bits): Declare.
24360 * expmed.c (extract_low_bits): New function.
24361 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24362 * dse.c: Include tm_p.h.
24363 (find_shift_sequence): Remove the read_reg argument and return the
24364 read value. Emit the instructions instead of returning them.
24365 Iterate on new_mode rather than calculating it each time.
24366 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24367 source to NEW_MODE and extract_low_bits to convert the shifted
24368 value to READ_MODE.
24369 (replace_read): Allow the load and store to have different mode
24370 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24371 or extraction instructions before trying the replacement. Update
24372 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24373
243742008-03-22 Uros Bizjak <ubizjak@gmail.com>
24375
24376 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24377 to their natural alignment to avoid store forwarding stalls.
24378
243792008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24380
24381 PR target/27946
24382 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24383 encouraging but not allowing gprs for input;
24384 change the input constraint to !f#r.
24385 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24386 gprs for output;
24387 change the output constraint to !f#r.
24388
243892008-03-21 Uros Bizjak <ubizjak@gmail.com>
24390
24391 PR target/13958
24392 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24393 corresponding post-reload splitters.
24394 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24395 when x87 FP math is selected.
24396 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24397 New function prototype.
24398 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24399 unreachable function to ease macroization of insn patterns.
24400
244012008-03-21 Martin Jambor <mjambor@suse.cz>
24402
24403 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24404 reference dumps if ddr is NULL or dependence is unknown.
24405
244062008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24407
24408 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24409 unsigned extension into account.
24410 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24411 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24412 Do computations on a scratch register.
24413
244142008-03-21 Richard Guenther <rguenther@suse.de>
24415
24416 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24417 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24418 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24419 * tree-ssa-dom.c (record_equality): Likewise.
24420 * tree-inline.c (copy_body_r): Likewise.
24421 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24422 TREE_INVARIANT.
24423
244242008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24425
24426 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24427 as 'delete_unused' argument.
24428
244292008-03-20 Richard Guenther <rguenther@suse.de>
24430
24431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24432 special casing of constant qualifiers.
24433 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24434 care about them in general.
24435 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24436 regardless of their type.
24437 (fold_stmt_r): Forcefully fold *& if we end up with that.
24438
244392008-03-20 Paul Brook <paul@codesourcery.com>
24440
24441 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24442 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24443 linker flags.
24444 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24445 definition.
24446 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24447 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24448
244492008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24450
24451 * common.opt (Wmudflap): New option.
24452 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24453 (mx_register_decls): Likewise.
24454 (mudflap_finish_file): Likewise.
24455 * doc/invoke.texi: Document -Wno-mudflap.
24456
244572008-03-20 Kai Tietz <kai.tietz@onevision.com>
24458
24459 * c-format.c (replace_format_name_to_system_name): New.
24460 (cmp_attribs): New.
24461 (convert_format_name_to_system_name): New.
24462 (decode_format_attr): Add use of convert_format_name_to_system_name.
24463 (format_types_orig): Add gnu_ prefix to names.
24464 (check_format_info_main): Special treating of \0 escaped names for
24465 supporting multi-character format specifiers as I32, I64.
24466 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24467 (gnu_target_overrides_format_attributes): New.
24468 * c-format.h: Add structure target_ovr_attr to hold
24469 system specific formatter names.
24470 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24471 msformat-c.o file to c_target_objs and cxx_target_objs.
24472 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24473 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24474 (TARGET_N_FORMAT_TYPES): New.
24475 * config/i386/msformat-c.c: New.
24476 * config/i386/t-cygming: Add build rule for msformat-c.o.
24477 * doc/extend.texi: Add new format names gnu_* and ms_* and
24478 further details.
24479 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24480
244812008-03-20 Ira Rosen <irar@il.ibm.com>
24482
24483 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24484 optimizations turned on under -O3.
24485 (ftree-vectorize): Add that the flag is turned on with -O3.
24486
244872008-03-20 Ben Elliston <bje@au.ibm.com>
24488
24489 * regmove.c (try_auto_increment): Fix spelling error in comment.
24490 * final.c (final_scan_insn): Likewise.
24491
244922008-03-20 Uros Bizjak <ubizjak@gmail.com>
24493
24494 PR target/14552
24495 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24496 allocator preferences for "y" and "r" class registers.
24497 ("*mov<mode>_internal"): Ditto.
24498 ("*movv2sf_internal_rex64"): Ditto.
24499 ("*movv2sf_internal"): Ditto.
24500
245012008-03-19 Michael Matz <matz@suse.de>
24502
24503 PR middle-end/35616
24504 * calls.c (expand_call): Check overlap of arguments with call
24505 address for sibcalls.
24506
245072008-03-19 Uros Bizjak <ubizjak@gmail.com>
24508
24509 PR target/35496
24510 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24511 of the underlying type of a MS bitfield layout to the natural
24512 alignment of the type.
24513
245142008-03-19 Jan Hubicka <jh@suse.cz>
24515
24516 PR other/35094
24517 * toplev.c (decode_d_option): Handle all CPP flags.
24518 * tree-vrp.c: Update tree_pass descriptors.
24519 * regrename.c: Update tree_pass descriptors.
24520 * fwprop.c: Update tree_pass descriptors.
24521 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24522 * tree-into-ssa.c: Update tree_pass descriptors.
24523 * tree-dump.c: Update tree_pass descriptors.
24524 * tree-complex.c: Update tree_pass descriptors.
24525 * tree-dump.h: Update tree_pass descriptors.
24526 * see.c: Update tree_pass descriptors.
24527 * cgraphbuild.c: Update tree_pass descriptors.
24528 * tracer.c: Update tree_pass descriptors.
24529 * tree-loop-distribution.c: Update tree_pass descriptors.
24530 * cgraph.c: Update tree_pass descriptors.
24531 * postreload-gcse.c: Update tree_pass descriptors.
24532 * postreload.c: Update tree_pass descriptors.
24533 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24534 * tree-tailcall.c: Update tree_pass descriptors.
24535 * tree-pass.h (tree_opt_pass): Rename to ...
24536 (opt_pass) ... this one; add "type" field and remove letter field.
24537 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24538 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24539 all_lowering_passes): Update declaration.
24540 * ipa-cp.c: Update tree_pass descriptors.
24541 * final.c: Update tree_pass descriptors.
24542 * omp-low.c: Update tree_pass descriptors.
24543 * tree-ssa-dse.c: Update tree_pass descriptors.
24544 * ipa-reference.c: Update tree_pass descriptors.
24545 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24546 * auto-inc-dec.c: Update tree_pass descriptors.
24547 * reorg.c: Update tree_pass descriptors.
24548 * cgraphunit.c: Update tree_pass descriptors.
24549 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24550 * tree-ssa-ccp.c: Update tree_pass descriptors.
24551 * df-core.c: Update tree_pass descriptors.
24552 * mode-switching.c: Update tree_pass descriptors.
24553 * tree-nomudflap.c: Update tree_pass descriptors.
24554 * modulo-sched.c: Update tree_pass descriptors.
24555 * ipa-pure-const.c: Update tree_pass descriptors.
24556 * cse.c: Update tree_pass descriptors.
24557 * web.c: Update tree_pass descriptors.
24558 * tree-stdarg.c: Update tree_pass descriptors.
24559 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24560 * tree-ssa-dom.c: Update tree_pass descriptors.
24561 * tree-nrv.c: Update tree_pass descriptors.
24562 * tree-ssa-alias.c: Update tree_pass descriptors.
24563 * loop-init.c: Update tree_pass descriptors.
24564 * gimple-low.c: Update tree_pass descriptors.
24565 * ipa-inline.c: Update tree_pass descriptors.
24566 * tree-ssa-sink.c: Update tree_pass descriptors.
24567 * global.c: Update tree_pass descriptors.
24568 * ifcvt.c: Update tree_pass descriptors.
24569 * jump.c: Update tree_pass descriptors.
24570 * predict.c: Update tree_pass descriptors.
24571 * tree-ssa-loop.c: Update tree_pass descriptors.
24572 * recog.c: Update tree_pass descriptors.
24573 * dse.c: Update tree_pass descriptors.
24574 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24575 * tree-eh.c: Update tree_pass descriptors.
24576 * regmove.c: Update tree_pass descriptors.
24577 * local-alloc.c
24578 * function.c: Update tree_pass descriptors.
24579 * tree-vectorizer.c: Update tree_pass descriptors.
24580 * gcse.c: Update tree_pass descriptors.
24581 * ipa-type-escape.c: Update tree_pass descriptors.
24582 * tree-if-conv.c: Update tree_pass descriptors.
24583 * init-regs.c: Update tree_pass descriptors.
24584 * ipa.c: Update tree_pass descriptors.
24585 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24586 * rtl-factoring.c: Update tree_pass descriptors.
24587 * lower-subreg.c: Update tree_pass descriptors.
24588 * bt-load.c: Update tree_pass descriptors.
24589 * tree-dfa.c: Update tree_pass descriptors.
24590 * except.c: Update tree_pass descriptors.
24591 * emit-rtl.c: Update tree_pass descriptors.
24592 * cfgexpand.c: Update tree_pass descriptors.
24593 * tree-cfgcleanup.c: Update tree_pass descriptors.
24594 * cfgcleanup.c: Update tree_pass descriptors.
24595 * tree-ssa-pre.c: Update tree_pass descriptors.
24596 * tree-sra.c: Update tree_pass descriptors.
24597 * tree-mudflap.c: Update tree_pass descriptors.
24598 * tree-ssa-copy.c: Update tree_pass descriptors.
24599 * cfglayout.c: Update tree_pass descriptors.
24600 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24601 * tree-ssa-dce.c: Update tree_pass descriptors.
24602 * tree-ssa.c: Update tree_pass descriptors.
24603 * regclass.c: Update tree_pass descriptors.
24604 * integrate.c: Update tree_pass descriptors.
24605 * tree-optimize.c: Update tree_pass descriptors.
24606 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24607 * tree-object-size.c: Update tree_pass descriptors.
24608 * combine.c: Update tree_pass descriptors.
24609 * tree-outof-ssa.c: Update tree_pass descriptors.
24610 * bb-reorder.c: Update tree_pass descriptors.
24611 * stack-ptr-mod.c: Update tree_pass descriptors.
24612 * var-tracking.c: Update tree_pass descriptors.
24613 * tree-profile.c: Update tree_pass descriptors.
24614 * tree-vect-generic.c: Update tree_pass descriptors.
24615 * reg-stack.c: Update tree_pass descriptors.
24616 * sched-rgn.c: Update tree_pass descriptors.
24617 * tree-ssa-structalias.c: Update tree_pass descriptors.
24618 * tree-cfg.c: Update tree_pass descriptors.
24619 * passes.c (current_pass): Update declaration.
24620 (finish_optimization_passes): Update.
24621 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24622 (register_one_dump_file, register_dump_files_1, next_pass_1):
24623 Update arguments.
24624 (init_optimization_passes): Update handling of new types.
24625 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24626 * ipa-struct-reorg.c: Update tree_pass descriptors.
24627 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24628 * combine-stack-adj.c: Update tree_pass descriptors.
24629 * cfgrtl.c: Update tree_pass descriptors.
24630 * dce.c: Update tree_pass descriptors.
24631 * tree-ssanames.c: Update tree_pass descriptors.
24632
246332008-03-19 Richard Guenther <rguenther@suse.de>
24634
24635 PR middle-end/35609
24636 * tree-ssa.c (walk_data): New structure.
24637 (warn_uninitialized_var): If not always_executed warn with "maybe"
24638 instead of "is".
24639 (execute_early_warn_uninitialized): Compute post-dominators.
24640 Initialize always_executed before processing each basic block.
24641
246422008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24643
24644 PR target/35504
24645 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24646 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24647
246482008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24649
24650 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24651
246522008-03-18 Paolo Bonzini <bonzini@gnu.org>
24653
24654 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24655 is true.
24656 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24657 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24658 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24659 target after ignore has been set, and move there also the commputation
24660 of subtarget and original_target.
24661 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24662 (LANG_HOOKS_INITIALIZER): Remove it.
24663 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24664
246652008-03-18 Richard Guenther <rguenther@suse.de>
24666
24667 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24668 found an expression with constants, note that in the VN for the lhs.
24669 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24670 fold them to constants if possible. Run cleanup_cfg if done so.
24671 (execute_pre): Return todo.
24672 (do_pre): Likewise.
24673 (execute_fre): Likewise.
24674 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24675 of constants.
24676 (get_prop_source_stmt): Look through pointer conversions.
24677
246782008-03-18 Jan Hubicka <jh@suse.cz>
24679
24680 * tree-pretty-print.c: Include predict.h.
24681 (dump_generic_node): Dump predictor.
24682 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24683 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24684 * gimple-low.c (lower_stmt): Likewise.
24685 * expr.c (expand_expr_real): Likewise.
24686 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24687 them.
24688 (build_predict_expr, build_predict_expr): New.
24689 * predict.h (predictor_name, build_predict_expr): Update.
24690 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24691 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24692 * predict.def (PRED_CONTINUE): Update hitrate.
24693 * tree.def (PREDICT_EXPR): Define.
24694 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24695 do not handle BIND_EXPR.
24696 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24697 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24698 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24699 operands.
24700
247012008-03-18 Michael Matz <matz@suse.de>
24702
24703 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24704
247052008-03-18 Richard Guenther <rguenther@suse.de>
24706
24707 * tree-gimple.h (is_gimple_invariant_address): Declare.
24708 (is_gimple_constant): Likewise.
24709 * tree-gimple.c (is_gimple_constant): New function.
24710 (is_gimple_invariant_address): Likewise.
24711 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24712 and is_gimple_invariant_address.
24713 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24714 previous change.
24715 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24716 an addressable base.
24717
247182008-03-18 Jakub Jelinek <jakub@redhat.com>
24719
24720 PR middle-end/35611
24721 * gimplify.c (gimplify_expr): Gimplify second operand of
24722 OMP_ATOMIC_LOAD.
24723
247242008-03-17 Richard Guenther <rguenther@suse.de>
24725
24726 PR tree-optimization/19637
24727 * fold-const.c (fold_unary): Remove restrictions of removing
24728 intermediate pointer-conversions (P2)(P1)P0.
24729 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24730 conversion to void pointer.
24731 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24732
247332008-03-16 James E. Wilson <wilson@tuliptree.org>
24734
24735 PR debug/31510
24736 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24737 emulated thread local variables.
24738
247392008-03-16 Richard Guenther <rguenther@suse.de>
24740
24741 PR middle-end/35607
24742 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24743 expand TREE_INVARIANT operations that are not gimple invariant.
24744
247452008-03-16 Hans-Peter Nilsson <hp@axis.com>
24746
24747 * doc/extend.texi (Alignment): Say that the ABI controls
24748 the __alignof__ for non-strict-alignment targets rather
24749 than being a recommendation.
24750
247512008-03-15 Paul Brook <paul@codesourcery.com>
24752
24753 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24754 annotations.
24755 (arm_output_fn_unwind): Mark functions that can not be unwound.
24756
247572008-03-15 Paul Brook <paul@codesourcery.com>
24758
24759 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24760 extension instructions.
24761
247622008-03-15 Richard Guenther <rguenther@suse.de>
24763
24764 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24765 and fold constant aggregate refs.
24766 (fold_const_aggregate_ref): Handle string constants
24767 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24768 (evaluate_stmt): Simplify now that ccp_fold folds constant
24769 aggregate refs.
24770
247712008-03-15 Paul Brook <paul@codesourcery.com>
24772
24773 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24774 (extzv): Use gen_extzv_t2.
24775 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24776
247772008-03-15 Richard Guenther <rguenther@suse.de>
24778
24779 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24780 (fold_const_aggregate_ref): Likewise.
24781 (get_value): Return NULL if we don't have any values.
24782 (ccp_finalize): Set const_val to NULL after freeing it.
24783 * tree-flow.h (get_symbol_constant_value): Declare.
24784 (fold_const_aggregate_ref): Likewise.
24785 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24786
247872008-03-15 Richard Guenther <rguenther@suse.de>
24788
24789 PR middle-end/35593
24790 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24791 to not produce negative array indices if not allowed. Add
24792 parameter to indicate that.
24793 (maybe_fold_offset_to_component_ref): Allow negative array
24794 indices only for the first member of a structure.
24795 (maybe_fold_offset_to_reference): Allow negative array indices.
24796 (maybe_fold_stmt_addition): Likewise.
24797
247982008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
c95b2534 24799 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
24800
24801 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24802 (avr_arch): Add ARCH_AVR6.
24803 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24804 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24805 instead of fixed value 2.
24806 (print_operand_address): Use gs() asm specifier instead of pm().
24807 (avr_assemble_integer): (Ditto.).
24808 (avr_output_addr_vec_elt): (Ditto.).
24809 (print_operand): Handle "!" code.
24810 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24811 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24812 (AVR_HAVE_EIJMP_EICALL): Define.
24813 (AVR_3_BYTE_PC): Redefine.
24814 (AVR_2_BYTE_PC): (Ditto.).
24815 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24816 (LINK_SPEC): Add atmega2560 and atmega2561.
24817 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24818 (crtm2561.o).
24819 * config/avr/avr.md (call_insn): Use eicall instead of icall
24820 for 3 byte PC devices.
24821 (call_value_insn): (Ditto.).
24822 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24823 (indirect_jump): Use only for for 2 byte PC devices.
24824 (*tablejump): (Ditto.).
24825 (*indirect_jump_avr6): Add insn.
24826 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24827 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24828 instead of ijmp for 3 byte PC devices.
24829 (__tablejump2__): (Ditto.).
24830 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24831 (MULITLIB_DIRNAMES): (Ditto.).
24832 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24833
248342008-03-15 Uros Bizjak <ubizjak@gmail.com>
24835
24836 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24837 "sse2_umulsidi3". Use V1DI mode for operand 0.
24838 ("mmx_psadbw"): Use V1DI mode for operand 0.
24839 * config/i386/i386-modes.def (V1SI): New vector mode.
24840 * config/i386/i386.c (struct builtin_description)
24841 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24842 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24843 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24844 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24845 v1di_ftype_v8qi_v8qi type.
24846 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24847
24848 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24849 __builtin_ia32_pmuludq]: Fix the mode of return value.
24850
248512008-03-15 Richard Guenther <rguenther@suse.de>
24852
24853 PR middle-end/35595
24854 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24855 being a PHI_NODE.
24856
248572008-03-14 Bob Wilson <bob.wilson@acm.org>
24858
24859 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24860 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24861 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24862 unless TARGET_SERIALIZE_VOLATILE is enabled.
24863 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24864 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24865 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24866
248672008-03-14 Richard Guenther <rguenther@suse.de>
24868
24869 PR tree-optimization/34172
24870 * tree-flow.h (refs_may_alias_p): Declare.
24871 (get_single_def_stmt): Likewise.
24872 (get_single_def_stmt_from_phi): Likewise.
24873 (get_single_def_stmt_with_phi): Likewise.
24874 * tree-dfa.c (refs_may_alias_p): New function.
24875 (get_single_def_stmt): Likewise.
24876 (get_single_def_stmt_from_phi): Likewise.
24877 (get_single_def_stmt_with_phi): Likewise.
24878 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24879 (vn_reference_lookup_1): New helper function.
24880 (vn_reference_lookup): Walk the virtual use-def chain to
24881 continue searching for a match if the def does not alias the
24882 reference we are looking for.
24883
248842008-03-14 David Edelsohn <edelsohn@gnu.org>
24885
24886 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24887 archive and Perzl. Update The Written Word listing.
24888
248892008-03-14 Richard Guenther <rguenther@suse.de>
24890
24891 PR tree-optimization/34043
24892 PR tree-optimization/33989
24893 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24894 when doing FRE.
24895 (bitmap_find_leader): Use extra argument to verify dominance
24896 relationship inside a basic-block.
24897 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24898 (find_leader_in_sets): Adjust.
24899 (create_component_ref_by_pieces): Take extra argument for
24900 dominance check, handle lookup failures.
24901 (find_or_generate_expression): Likewise.
24902 (create_expression_by_pieces): Likewise.
24903 (insert_into_preds_of_block): Adjust.
24904 (create_value_expr_from): If asked for, verify all operands
24905 are in the blocks AVAIL_OUT set.
24906 (make_values_for_stmt): Check for SSA_NAMEs that are life
24907 over an abnormal edge.
24908 (compute_avail): Remove such check.
24909 (do_SCCVN_insertion): New function.
24910 (eliminate): If we do not find a leader suitable for replacement
24911 insert a replacement expression from SCCVN if available.
24912 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24913 (struct vn_ssa_aux): Add needs_insertion flag.
24914 * tree-ssa-sccvn.c (may_insert): New global flag.
24915 (copy_reference_ops_from_ref): Value-number union member access
24916 based on its size, not type and member if insertion is allowed.
24917 (visit_reference_op_load): For a weak match from union type
24918 punning lookup a view-converted value and insert a SSA_NAME
24919 for that value if that is not found.
24920 (visit_use): Make dumps shorter. Do not disallow value numbering
24921 SSA_NAMEs that are life over an abnormal edge to constants.
24922 (free_scc_vn): Release inserted SSA_NAMEs.
24923 (run_scc_vn): New flag to specify whether insertion is allowed.
24924 Process SSA_NAMEs in forward order.
24925 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24926 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24927 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24928 pointer type to/from integral types that do not change the
24929 precision to regular conversions.
24930
249312008-03-13 Uros Bizjak <ubizjak@gmail.com>
24932
24933 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24934 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24935 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24936 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24937 input arguments and the mode of return value. Built-in functions
24938 that operate on whole 64-bit MMX register now use V1DI mode.
24939
249402008-03-13 Alon Dayan <alond@il.ibm.com>
24941 Olga Golovanevsky <olga@il.ibm.com>
24942
24943 PR tree-optimization/35041
24944 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24945 to locate the right position in a statement.
24946
249472008-03-13 Uros Bizjak <ubizjak@gmail.com>
24948
24949 PR target/34000
24950 PR target/35553
24951 * config/i386/xmmintrin.h: Change all static inline functions to
24952 extern inline and add __gnu_inline__ attribute.
24953 * config/i386/bmintrin.h: Ditto.
24954 * config/i386/smmintrin.h: Ditto.
24955 * config/i386/tmmintrin.h: Ditto.
24956 * config/i386/mmintrin-common.h: Ditto.
24957 * config/i386/ammintrin.h: Ditto.
24958 * config/i386/emmintrin.h: Ditto.
24959 * config/i386/pmmintrin.h: Ditto.
24960 * config/i386/mmintrin.h: Ditto.
24961 * config/i386/mm3dnow.h: Ditto.
24962
249632008-03-13 Jakub Jelinek <jakub@redhat.com>
24964
24965 PR middle-end/35185
24966 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24967 (lower_omp_2): New function.
24968 (lower_omp_1, lower_omp): Rewritten.
24969
249702008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24971
24972 PR 35054
24973 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24974 with the phrase "Microsoft Windows compilers".
24975 (Push/Pop Macro Pragmas): New subsection. Document
24976 #pragma push_macro and pragma pop_macro.
24977
249782008-03-12 Paul Brook <paul@codesourcery.com>
24979
24980 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24981
249822008-03-12 Paul Brook <paul@codesourcery.com>
24983
24984 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24985 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24986 (thumb2_addsi_shortim): Rename ...
24987 (thumb2_addsi_short): ... to this. Allow register operands.
24988 (thumb2_subsi_short): New pattern.
24989 (thumb2_one_cmplsi2_short,
24990 thumb2_negsi2_short): New patterns and peepholes.
24991
249922008-03-12 Paul Brook <paul@codesourcery.com>
24993
24994 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24995
249962008-03-12 Uros Bizjak <ubizjak@gmail.com>
24997
24998 * config/i386/i386.md (int_cond): New code iterator.
24999 (fp_cond): Ditto.
25000 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
25001 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
25002 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
25003 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
25004 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
25005 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
25006 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
25007 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
25008
250092008-03-12 Paul Brook <paul@codesourcery.com>
25010
25011 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
25012 instead of {arm,thumb}_compute_save_reg_mask.
25013 (output_return_instruction): Ditto.
25014 (thumb_unexpanded_epilogue): Ditto.
25015 (thumb1_expand_prologue): Ditto.
25016 (thumb1_output_function_prologue): Ditto.
25017 (arm_set_return_address): Ditto.
25018 (thumb_set_return_address): Ditto.
25019 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
25020 regs to achieve stack alignment.
25021 (thumb1_compute_save_reg_mask): Fix compiler warning.
25022 (arm_output_epilogue): Use offsets->saved_regs_mask.
25023 Adjust stack pointer by poping call clobered registers.
25024 (arm_expand_prologue): Use offsets->saved_regs_mask.
25025 Adjust stack pointer by pushing extra registers.
25026 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
25027
250282008-03-12 Paolo Bonzini <bonzini@gnu.org>
25029
25030 PR tree-opt/35422
25031 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
25032 conversion to the operands of a multiplication.
25033
250342008-03-12 Richard Guenther <rguenther@suse.de>
25035
25036 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
25037 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
25038 * timevar.def (TV_TREE_PHIPROP): Add.
25039 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
25040 pass description. Use TV_TREE_PHIPROP.
25041 * tree-ssa-forwprop.c: Remove phiprop code.
25042
250432008-03-12 Jakub Jelinek <jakub@redhat.com>
25044
25045 PR middle-end/35549
25046 * omp-low.c (maybe_lookup_decl): Constify first argument.
25047 (use_pointer_for_field): Change last argument from bool to
25048 omp_context *. Disallow shared copy-in/out in nested
25049 parallel if decl is shared in outer parallel too.
25050 (build_outer_var_ref, scan_sharing_clauses,
25051 lower_rec_input_clauses, lower_copyprivate_clauses,
25052 lower_send_clauses, lower_send_shared_vars): Adjust callers.
25053
250542008-03-12 Victor Kaplansky <victork@il.ibm.com>
25055 Ira Rosen <irar@il.ibm.com>
25056
25057 * tree-vectorizer.c (free_stmt_vec_info): New function.
25058 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
25059 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
25060 * tree-vectorizer.h (free_stmt_vec_info): Declare.
25061 * tree-vect-transform.c (vectorizable_conversion): Free
25062 vec_oprnds0 if it was allocated.
25063 (vect_permute_store_chain): Remove unused VECs.
25064 (vectorizable_store): Free VECs that are allocated in the..
25065 function.
25066 (vect_transform_strided_load, vectorizable_load): Likewise.
25067 (vect_remove_stores): Simplify the code.
25068 (vect_transform_loop): Move code to vect_remove_stores().
25069 Call vect_remove_stores() and free_stmt_vec_info().
25070
250712008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25072
25073 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
25074 TARGET_HPUX. Revise comment.
25075 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
25076 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
25077 Use sr4 variant of `be' instruction when not generating PIC code.
25078 (attr_length_call): Adjust for above change.
25079
250802008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25081
25082 * ipa-reference.c (static_execute): Remove module_statics_const and
25083 associated setting code.
25084
250852008-03-11 Uros Bizjak <ubizjak@gmail.com>
25086
25087 PR target/35540
25088 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
25089 predicate for operand 1.
25090 (paritysi2_cmp): Use register_operand predicate for operand 2.
25091 Use earlyclobber modifier for operand 1. Remove support for
25092 memory operands.
25093 (paritydi2_cmp): Use register_operand predicate for operand 3.
25094 Use earlyclobber modifier for operand 1. Remove support for
25095 memory operands.
25096
250972008-03-11 Paul Brook <paul@codesourcery.com>
25098 Vladimir Prus <vladimir@codesourcery.com>
25099
25100 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
25101 (arm_compute_save_reg0_reg12_mask): Always
25102 check if register 11 must be saved. Always safe hard frame pointer
25103 when frame_pointer_needeed.
25104 (arm_compute_save_reg_mask): Save IP and PC
25105 only with apcs frames.
25106 (arm_output_epilogue): Adjust Thumb2 codepath to
25107 be also invoked and work for ARM non-apcs frames.
25108 (arm_expand_prologue): Don't bother saving IP
25109 for non-apcs frame, since it's not clobbered by
25110 prologue code. Implement non-apcs frame
25111 layout.
25112
251132008-03-11 Paolo Bonzini <bonzini@gnu.org>
25114
25115 PR rtl-optimization/35281
25116 * expr.c (convert_move): Use a new pseudo for the intermediate
25117 from_mode->word_mode result.
25118
251192008-03-11 Paolo Bonzini <bonzini@gnu.org>
25120
25121 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
25122 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
25123 * toplev.c (compile_file): Don't call it.
25124
251252008-03-11 Uros Bizjak <ubizjak@gmail.com>
25126
25127 PR middle-end/35526
25128 * expr.c (store_expr): Call emit_block_move if the mode
25129 of "temp" RTX is BLKmode.
25130
251312008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
25132 Richard Guenther <rguenther@suse.de>
25133
25134 PR tree-optimization/31358
25135 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
25136 the step with a NULL_TREE.
25137 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
25138 to sizetype if type is a pointer type.
25139 (add_candidate_1): Don't convert the base and step to
25140 the generic type if the orginal type is a pointer type.
25141 (add_iv_value_candidates): Use sizetype for the step
25142 if type is a pointer type.
25143 (cand_value_at): Likewise.
25144 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
25145 for pointer types.
25146 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
25147 Don't convert the tem affine to the type.
25148 (add_elt_to_tree): Use sizetype for the step if a pointer.
25149 Use POINTER_PLUS_EXPR for pointers.
25150 (aff_combination_to_tree): Use sizetype for the step if a
25151 pointer.
25152
251532008-03-10 Vladimir Makarov <vmakarov@redhat.com>
25154
25155 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
25156 Remove commutativity hint.
25157
251582008-03-10 Jakub Jelinek <jakub@redhat.com>
25159
25160 PR c/35438
25161 PR c/35439
25162 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
25163 errorneous type. Check that v is a VAR_DECL.
25164
25165 PR middle-end/35099
25166 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
25167
251682008-03-10 H.J. Lu <hongjiu.lu@intel.com>
25169
25170 PR tree-optimization/35494
25171 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
25172 may be overriden at link and run time.
25173
251742008-03-10 Richard Guenther <rguenther@suse.de>
25175
25176 PR tree-optimization/34677
25177 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
25178 (poolify_tree): Likewise.
25179 (modify_expr_template): Likewise.
25180 (poolify_modify_stmt): Likewise.
25181 (insert_fake_stores): Handle all component-ref style stores
25182 in addition to INDIRECT_REF. Also handle complex types.
25183 Do not poolify the inserted load.
25184 (realify_fake_stores): Do not rebuild the tree but only
25185 make it a SSA_NAME copy.
25186 (init_pre): Remove initialzation of modify_expr_template.
25187 Do not allocate modify_expr_node_pool.
25188 (fini_pre): Do not free modify_expr_node_pool.
25189
251902008-03-10 Paul Brook <paul@codesourcery.com>
25191
25192 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
25193 to avoid conflicts.
25194
251952008-03-10 Paul Brook <paul@codesourcery.com>
25196 Mark Shinwell <shinwell@codesourcery.com>
25197
25198 * config/arm/cortex-r4.md: New.
25199 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
25200 insn attributes.
25201 * config/arm/arm.md: Include cortex-r4.md.
25202 (insn): Add smmls, sdiv and udiv values.
25203 (generic_sched): Don't use generic scheduling for Cortex-R4.
25204 (arm_issue_rate): New function.
25205 (TARGET_SCHED_ISSUE_RATE): Define.
25206
252072008-03-10 Sebastian Pop <sebastian.pop@amd.com>
25208
25209 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
25210
252112008-03-10 Richard Guenther <rguenther@suse.de>
25212
25213 * tree-ssa-pre.c (get_sccvn_value): Simplify.
25214 (compute_avail): Do not add stmt uses to AVAIL_OUT.
25215
252162008-03-10 Paolo Bonzini <bonzini@gnu.org>
25217
25218 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
25219 Set default to true.
25220
252212008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25222
25223 * c.opt (Wsynth): Deprecate.
25224 * doc/invoke.texi (Option Summary, Warning Options): Document
25225 -Wno-format-contains-nul.
25226
252272008-03-09 Uros Bizjak <ubizjak@gmail.com>
25228
25229 PR target/35496
25230 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
25231 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
25232
252332008-03-09 Ira Rosen <irar@il.ibm.com>
25234
25235 * config/rs6000/rs6000.c (builtin_description): Rename vector
25236 left shift operations.
25237 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
25238 (altivec_vsl<VI_char>): Rename to ...
25239 (ashl<mode>3): ... new name.
25240 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
25241 gen_ashlv4si3.
25242 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25243
252442008-03-08 Richard Guenther <rguenther@suse.de>
25245
25246 * coverage.h (tree_coverage_counter_addr): Declare.
25247 * coverage.c (tree_coverage_counter_addr): New function.
25248 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25249 before using again.
25250 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25251 (tree_gen_one_value_profiler): Likewise.
25252 (tree_gen_ic_profiler): Likewise.
25253 (tree_gen_average_profiler): Likewise.
25254 (tree_gen_ior_profiler): Likewise.
25255
252562008-03-08 Richard Guenther <rguenther@suse.de>
25257
25258 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25259 (vn_binary_op_insert): Likewise.
25260 (vn_unary_op_lookup): Likewise.
25261 (vn_unary_op_insert): Likewise.
25262 (vn_nary_op_lookup): Declare.
25263 (vn_nary_op_insert): Likewise.
25264 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25265 and binary hashes, use a single obstack for unary_op_pool
25266 and binary_op_pool.
25267 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25268 a single struct vn_nary_op_s. Store tree code length and
25269 a variable number of operands.
25270 (struct vn_reference_op_struct): Remove unused op2.
25271 (vn_reference_op_eq): Do not compare op2.
25272 (vn_reference_op_compute_hash): Do not compute hash of op2.
25273 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25274 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25275 with vn_nary_op_compute_hash.
25276 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25277 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25278 vn_nary_op_lookup.
25279 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25280 vn_nary_op_insert.
25281 (visit_unary_op): Call nary functions.
25282 (visit_binary_op): Likewise.
25283 (process_scc): Adjust for struct vn_tables_s changes.
25284 (allocate_vn_table): Likewise.
25285 (free_vn_table): Likewise.
25286 * tree-vn.c (vn_add): Call nary functions.
25287 (vn_lookup): Likewise.
25288
252892008-03-08 Jakub Jelinek <jakub@redhat.com>
25290
25291 PR target/35498
25292 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25293 wdst back after sync_compare_and_swapqhi_internal.
25294
252952008-03-08 Uros Bizjak <ubizjak@gmail.com>
25296
25297 PR target/22152
25298 * config/i386/i386-modes.def (V1DI): New vector mode.
25299 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25300 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25301 (MMXMODE248): Ditto.
25302 (MMXMODE): Add V1DI mode.
25303 (mmxvecsize): Change DI mode to V1DI mode.
25304 ("mov<mode>): Use MMXMODEI8 mode iterator.
25305 ("*mov<mode>_internal_rex64"): Ditto.
25306 ("*mov<mode>_internal"): Ditto.
25307 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25308 ("mmx_sub<mode>3"): Ditto.
25309 ("mmx_adddi3"): Remove insn pattern.
25310 ("mmx_subdi3"): Ditto.
25311 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25312 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25313 ("mmx_ashl<mode>3"): Ditto.
25314 ("mmx_lshrdi3"): Remove insn pattern.
25315 ("mmx_ashldi3"): Ditto.
25316 * config/i386/i386.c (classify_argument): Handle V1DImode.
25317 (function_arg_advance_32): Ditto.
25318 (function_arg_32): Ditto.
25319 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25320 mmx_addv1di3 insn pattern.
25321 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25322 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25323 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25324 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25325 Remove definitions of built-in functions.
25326 (V1DI_type_node): New node.
25327 (v1di_ftype_v1di_int): Ditto.
25328 (v1di_ftype_v1di_v1di): Ditto.
25329 (v2si_ftype_v2si_si): Ditto.
25330 (v4hi_ftype_v4hi_di): Remove node.
25331 (v2si_ftype_v2si_di): Ditto.
25332 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25333 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25334 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25335 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25336 Add new builtins using def_builtin_const.
25337 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25338 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25339 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25340 * config/i386/mmintrin.h (__v1di): New typedef.
25341 (_mm_add_si64): Cast arguments to __v1di type.
25342 (_mm_sub_si64): Ditto.
25343 (_mm_sll_pi16): Cast __count to __v4hi type.
25344 (_mm_sll_pi32): Cast __count to __v2si type.
25345 (_mm_sll_si64): Cast arguments to __v1di type.
25346 (_mm_srl_pi16): Cast __count to __v4hi type.
25347 (_mm_srl_pi32): Cast __count to __v2si type.
25348 (_mm_srl_si64): Cast arguments to __v1di type.
25349 (_mm_sra_pi16): Cast __count to __v4hi type.
25350 (_mm_sra_pi32): Cast __count to __v2si type.
25351 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25352 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25353 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25354 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25355 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25356 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25357 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25358 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25359 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25360 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25361 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25362 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25363
253642008-03-07 Joseph Myers <joseph@codesourcery.com>
25365
25366 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25367
253682008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25369
25370 PR target/35373
25371 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25372 reg+const addressing for Altivec modes. Don't generate reg+reg
25373 addressing for TFmode or TDmode quantities.
25374
253752008-03-07 Paolo Bonzini <bonzini@gnu.org>
25376
25377 * c-common.c (vector_types_convertible_p): Call langhook
25378 instead of comptypes.
25379
253802008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25381
25382 PR tree-opt/35402
25383 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25384 integral and scalar float variables which have a
25385 NULL DECL_INITIAL.
25386
253872008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25388
25389 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25390 dwarf_register_span hook when emitting unwind information for
25391 register-to-memory saves.
25392 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25393 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25394
253952008-03-06 Jakub Jelinek <jakub@redhat.com>
25396
25397 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25398 for the same VAR_DECL.
25399
254002008-03-06 Tom Tromey <tromey@redhat.com>
25401
25402 * treelang: Delete.
25403 * doc/standards.texi (Standards): Don't mention treelang.
25404 * doc/invoke.texi (Overall Options): Don't mention treelang.
25405 * doc/install.texi (Prerequisites): Don't mention bison or
25406 treelang.
25407 (Configuration): Don't mention treelang.
25408 (Building): Likewise.
25409 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25410
254112008-03-06 Paolo Bonzini <bonzini@gnu.org>
25412
25413 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25414 word-extractions out of a multi-word object.
25415
254162008-03-06 Richard Guenther <rguenther@suse.de>
25417
25418 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25419 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25420 result type and precision.
25421 * expr.c (get_inner_reference): Set unsignedp based on the result
25422 type of BIT_FIELD_REF.
25423 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25424 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25425 (try_instantiate_multiple_fields): Likewise. Use the correct type
25426 for BIT_FIELD_REF.
25427 (sra_build_assignment): Likewise.
25428 (sra_build_elt_assignment): Likewise.
25429 (sra_explode_bitfield_assignment): Likewise.
25430 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25431 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25432 set BIT_FIELD_REF_UNSIGNED.
25433 (vectorizable_load): Likewise.
25434
254352008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25436
25437 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25438 at bb start.
25439
254402008-03-06 Richard Guenther <rguenther@suse.de>
25441
25442 * alias.c (struct alias_set_entry): Move has_zero_child field
25443 to pack with alias_set.
25444
254452008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25446
25447 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25448 32bit host.
25449
254502008-03-05 Ian Lance Taylor <iant@google.com>
25451
25452 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25453
254542008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25455
25456 * fwprop.c (update_df): Support width and offset parameters of
25457 df_ref_create.
25458 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25459 global_conflicts): Change DF_REF_EXTRACT to either
25460 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25461 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25462 * df-scan.c (df_ref_record, df_defs_record,
25463 df_ref_create_structure, df_def_record_1, df_uses_record,
25464 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25465 df_bb_refs_collect, df_entry_block_defs_collect,
25466 df_exit_block_uses_collect): Support new width and offset fields.
25467 (ref_extract_pool): New storage pool.
25468 (df_free_ref): New function.
25469 (df_reg_chain_unlink, df_free_collection_rec,
25470 df_sort_and_compress_refs): Call df_free_ref.
25471 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25472 of df_ref_extract.
25473 (df_ref_create_structure): Allocate df_ref_extract if offset and
25474 width fields are used.
25475 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25476 (df_uses_record): Get offset and width from ZERO_EXTRACT
25477 and SIGN_EXTRACT.
25478 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25479 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25480 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25481 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25482 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25483 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25484 (df_ref_extract): New structure.
25485 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25486 (df_ref_create): Add width and offset parameters.
25487
254882008-03-05 Richard Guenther <rguenther@suse.de>
25489
25490 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25491 Use ranges_overlap_p.
25492 (offset_overlaps_with_access): Rename
25493 to ranges_overlap_p and move ...
25494 * tree-flow-inline.h (ranges_overlap_p): ... here.
25495
25496 * tree.h (get_inner_reference, handled_component_p): Update
25497 comments.
25498
25499 * tree.h (record_component_aliases, get_alias_set,
25500 alias_sets_conflict_p, alias_sets_must_conflict_p,
25501 objects_must_conflict_p): Move declarations ...
25502 * alias.h (record_component_aliases, get_alias_set,
25503 alias_sets_conflict_p, alias_sets_must_conflict_p,
25504 objects_must_conflict_p): ... here.
25505 Include coretypes.h.
25506 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25507
255082008-03-05 Aldy Hernandez <aldyh@redhat.com>
25509
25510 * cfg.c: Include tree-flow.h.
25511 (remove_edge_raw): Call redirect_edge_var_map_clear.
25512 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25513 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25514 (redirect_edge_var_map_result): New.
25515 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25516 PENDING_STMT use with redirect_edge_var_map_*.
25517 * tree-ssa.c (edge_var_maps): New definition.
25518 (redirect_edge_var_map_add): New.
25519 (redirect_edge_var_map_clear): New.
25520 (redirect_edge_var_map_dup): New.
25521 (redirect_edge_var_map_vector): New.
25522 (redirect_edge_var_map_destroy): New.
25523 (ssa_redirect_edge): Replace PENDING_STMT use with
25524 redirect_edge_var_map_*.
25525 (flush_pending_stmts): Same.
25526 (delete_tree_ssa): Destroy edge var map.
25527 * tree-flow.h (struct _edge_var_map): New.
25528 Define edge_var_map vector type.
25529 Declare redirect_edge_var_map_* prototypes.
25530 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25531 * tree-cfg.c (reinstall_phi_args): Replace
25532 PENDING_STMT use with redirect_edge_var_map_*.
25533
255342008-03-05 Richard Guenther <rguenther@suse.de>
25535
25536 PR tree-optimization/35472
25537 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25538 whose single use_stmt has a overlapping set of loaded and
25539 stored symbols as that use_stmt might be a noop assignment then.
25540
c95b2534 255412008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
a5f061dc
RG
25542
25543 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25544
255452008-03-05 Richard Guenther <rguenther@suse.de>
25546
25547 PR c++/35336
25548 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25549 should be constants.
25550 * tree-cfg.c (verify_expr): Verify it.
25551 * fold-const.c (fold_truthop): Remove code generating
25552 BIT_FIELD_REFs of structure bases.
25553 (fold_binary): Likewise.
25554 (fold_ternary): Position and size of BIT_FIELD_REFs are
25555 always host integers.
25556 (make_bit_field_ref): Remove.
25557 (optimize_bit_field_compare): Remove.
25558 (all_ones_mask_p): Remove.
25559
255602008-03-05 Gabor Loki <loki@gcc.gnu.org>
25561
25562 PR gcc/33009
25563 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25564 (split_block_and_df_analyze): New. Split basic block and rebuild
25565 dataflow.
25566 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25567 SPLIT_BLOCK.
25568 (split_pattern_seq): Likewise.
25569 (erase_matching_seqs): Likewise.
25570 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25571
255722008-03-04 Geoff Keating <geoffk@apple.com>
25573
25574 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25575 declaration and code.
25576 (tree_invalid_nonnegative_warnv_p): Likewise.
25577
255782008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25579
25580 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25581 examples. Truncate option-names then causing overfull hbox.
25582
255832008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25584
25585 PR target/35222
25586 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25587 on hpux10.
25588 * configure: Rebuilt.
25589
255902008-03-04 Rafael Espíndola <espindola@google.com>
25591
25592 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25593 (tree_unary_nonnegative_warnv_p): New.
25594 (tree_binary_nonnegative_warnv_p): New.
25595 (tree_single_nonnegative_warnv_p): New.
25596 (tree_invalid_nonnegative_warnv_p): New.
25597 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25598
255992008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25600
25601 PR 28322
25602 * opts.c (handle_option): Postpone 'unknown option' errors only for
25603 warning options.
25604
256052008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25606
25607 PR target/35453
25608 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25609 (_SIDD_XXX): This.
25610
256112008-03-04 Rafael Espíndola <espindola@google.com>
25612
25613 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25614 (tree_binary_nonzero_warnv_p): New.
25615 (tree_single_nonzero_warnv_p): New.
25616 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25617
256182008-03-04 Uros Bizjak <ubizjak@gmail.com>
25619
25620 PR middle-end/35456
25621 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25622 transformations for modes that have signed zeros.
25623 * ifcvt.c (noce_try_abs): Ditto.
25624
256252008-03-04 Joseph Myers <joseph@codesourcery.com>
25626
25627 * config/i386/i386.c (override_options): Force
25628 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25629
256302008-03-04 Jan Hubicka <jh@suse.cz>
25631
25632 PR c++/35262
25633 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25634 in last commit.
25635
256362008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25637
25638 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25639 label to probe the stack.
25640
256412008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25642
25643 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25644 (__gthr_win32_mutex_destroy): Declare.
25645 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25646 __gthr_win32_mutex_destroy.
25647 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25648
256492008-03-03 Jan Hubicka <jh@suse.cz>
25650
25651 PR c++/35262
25652 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25653 aggressive on inlining cold calls.
25654
256552008-03-03 Richard Guenther <rguenther@suse.de>
25656
25657 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25658 struct copies into the expression table.
25659 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25660 (try_to_simplify): Likewise.
25661 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25662 integral and pointer arguments which do not change the
25663 precision to NOP_EXPRs.
25664 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25665 VIEW_CONVERT_EXPR case.
25666
256672008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25668
25669 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25670 defined in a loop at depth 0 is invariant.
25671 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25672 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25673 be called at loop depth 0.
25674
256752008-03-02 Jakub Jelinek <jakub@redhat.com>
25676
25677 PR driver/35420
25678 * gcc.c (process_command): Update copyright notice dates.
25679 * gcov.c (print_version): Likewise.
25680 * gcov-dump.c (print_version): Likewise.
25681 * mips-tfile.c (main): Likewise.
25682 * mips-tdump.c (main): Likewise.
25683
256842008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25685
25686 PR 24924
25687 * c-common.c (flag_permissive): Delete.
25688 (constant_expression_warnings): Check flags first.
25689 (constant_expression_error): New.
25690 * c-common.h (flag_permissive): Delete.
25691 (constant_expression_error): Declare.
25692 * flags.h (flag_permissive): Declare. Update description.
25693 * diagnostic.c (pedwarn): Update.
25694 (permerror): New.
25695 * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
25696 (permissive_error_kind): New.
25697 * toplev.c (flag_permissive): Define. Update description.
25698 * toplev.h (permissive_error_kind): Declare.
25699 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25700 (pedwarn_c90): Use pedantic_warning_kind.
25701 * c-opts.c (c_common_post_options): flag_permissive does not affect
25702 flag_pedantic_errors.
25703
257042008-03-02 Joseph Myers <joseph@codesourcery.com>
25705
25706 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25707 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25708 __absvsi2, __absvDI2): Use unsigned arithmetic.
25709
257102008-03-02 Andi Kleen <ak@suse.de>
25711 Richard Guenther <rguenther@suse.de>
25712
25713 * struct-equiv.c: Remove file.
25714 * cfg_cleanup.c (condjump_equiv_p): Remove.
25715 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25716 (struct-equiv.o): Remove rule.
25717 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25718 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25719 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25720
257212008-03-01 Alexandre Oliva <aoliva@redhat.com>
25722
25723 * ifcvt.c (noce_process_if_block): Try to handle only the then
25724 block if the else block exists but isn't suitable.
25725
257262008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25727
25728 PR gcc/35063
25729 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25730 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25731 regression from previous patch.
25732
257332008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25734
25735 PR gcc/35063
25736 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25737 implemented.
25738 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25739 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25740 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25741 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25742 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25743 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25744 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25745 (__gthread_mutex_destroy_function): Rename to
25746 __gthread_mutex_destroy.
25747 * gthr-dce.h (__gthread_mutex_destroy): Call
25748 pthread_mutex_destroy.
25749 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25750 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25751 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25752
257532008-03-01 Alexandre Oliva <aoliva@redhat.com>
25754
25755 * df-scan.c (df_ref_chain_change_bb): Simplify.
25756 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25757 set_block_for_insn if there's any change.
25758 * df.h ((df_insn_change_bb): Fix prototype.
25759 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25760 df_insn_change_bb, don't call set_block_for_insn.
25761 * emit-rtl.c (reorder_insns): Likewise.
25762 * haifa-sched.c (move_insn): Likewise.
25763
257642008-03-01 Alexandre Oliva <aoliva@redhat.com>
25765
25766 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25767
257682008-03-01 Alexandre Oliva <aoliva@redhat.com>
25769
25770 * tree-flow-inline.h (next_readonly_imm_use): Return
25771 NULL_USE_OPERAND_P after the end.
25772
257732008-03-01 Richard Guenther <rguenther@suse.de>
25774
25775 PR tree-optimization/35411
25776 * tree-sra.c (sra_build_assignment): Split conversion to
25777 final type to a separate statement if we are not assigning
25778 to a register.
25779
257802008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25781
25782 * fold-const.c (fold_convertible_p): Correct the logic to follow
25783 that in fold_convert().
25784
257852008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25786
25787 PR c++/35315
25788 * tree-inline.c (build_duplicate_type): When we make a
25789 duplicate type, make it unique in the canonical types system.
25790
257912008-02-29 Tom Tromey <tromey@redhat.com>
25792
25793 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25794 input_file_stack_history, input_file_stack_restored): Remove.
25795 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25796 * input.h (struct file_stack): Remove.
25797 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25798 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25799 Likewise.
25800 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25801 type.
25802 (diagnostic_last_module_changed): Add 'map' argument.
25803 (diagnostic_set_last_function): Likewise.
25804 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25805 line map, not input_file_stack.
25806 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25807
258082008-02-29 Paul Brook <paul@codesourcery.com>
25809
25810 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25811
258122008-02-29 Paul Brook <paul@codesourcery.com>
25813
25814 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25815
258162008-02-29 Richard Guenther <rguenther@suse.de>
25817
25818 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25819 vn_lookup_or_add.
25820 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25821 value for comparing for a store match.
25822 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25823 (try_to_simplify): Do not do a full-blown reference lookup.
25824
258252008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25826
25827 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25828 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25829
25830 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25831
258322008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25833
25834 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25835 strides against cache sizes.
25836
258372008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25838
25839 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25840 constant to fpul.
25841
258422008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25843
25844 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25845 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25846 is smaller than the original promoted value.
25847 (simplify_subreg): If OP is a SUBREG, try to preserve its
25848 SUBREG_PROMOTED_VAR_P information.
25849
258502008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25851
25852 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25853 (VN_INFO_GET): Allocate new objects on the obstack.
25854 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25855 for rpo_numbers_temp, for consistency.
25856 (free_scc_vn): Free the obstack.
25857
258582008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25859
25860 * doc/invoke.texi: Document -ftree-loop-distribution.
25861 * tree-loop-distribution.c: New.
25862 * tree-pass.h (pass_loop_distribution): New.
25863 * graphds.h (struct graph): Add htab_t indices.
25864 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25865 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25866 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25867 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25868 * tree-data-ref.c (debug_data_dependence_relations): New.
25869 (dump_data_dependence_relation): Also print data references.
25870 (free_data_ref): Extern.
25871 (same_access_functions): Moved...
25872 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25873 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25874 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25875 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25876 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25877 (stmts_from_loop): Skip LABEL_EXPR.
25878 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25879 New.
25880 (build_rdg): Initialize rdg->indices htab.
25881 (free_rdg, stores_from_loop, ref_base_address,
25882 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25883 have_similar_memory_accesses_1, ref_base_address_1,
25884 remove_similar_memory_refs): New.
25885 * tree-data-ref.h: Depend on tree-chrec.h.
25886 (debug_data_dependence_relations, free_data_ref): Declared.
25887 (same_access_functions): ... here.
25888 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25889 New.
25890 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25891 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25892 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25893 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25894 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25895 rdg_vertex_for_stmt): Declared.
25896 (struct rdg_edge): Add level.
25897 (RDGE_LEVEL): New.
25898 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25899 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25900 Declared.
25901 (rdg_has_similar_memory_accesses): New.
25902 * tree-vect-analyze.c: Remove unused static decls.
25903 * lambda.h (dependence_level): New.
25904 * common.opt (ftree-loop-distribution): New.
25905 * tree-flow.h (mark_virtual_ops_in_bb,
25906 slpeel_tree_duplicate_loop_to_edge_cfg,
25907 rename_variables_in_loop): Declared.
25908 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25909 (OBJS-common): Add tree-loop-distribution.o.
25910 (tree-loop-distribution.o): New rule.
25911 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25912 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25913 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25914
259152008-02-28 Joseph Myers <joseph@codesourcery.com>
25916
25917 PR target/33963
25918 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25919 other than structures and unions.
25920
259212008-02-28 Richard Guenther <rguenther@suse.de>
25922
25923 Revert:
25924 2008-02-26 Richard Guenther <rguenther@suse.de>
25925
25926 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25927 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25928 (lookup_decl_from_uid): Declare.
25929 (remove_decl_from_map): Likewise.
25930 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25931 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25932 (decl_for_uid_map): New global hashtable mapping DECL_UID
25933 to the decl tree.
25934 (init_ttree): Allocate it.
25935 (insert_decl_to_uid_decl_map): New helper function.
25936 (make_node_stat): Insert new decls into the map.
25937 (copy_node_stat): Likewise.
25938 (lookup_decl_from_uid): New function.
25939 (remove_decl_from_map): Likewise.
25940 (print_decl_for_uid_map_statistics): New helper.
25941 (dump_tree_statistics): Call it.
25942
25943 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25944 (referenced_var_iterator): Adjust.
25945 (FOR_EACH_REFERENCED_VAR): Adjust.
25946 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25947 (num_referenced_vars): Adjust.
25948 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25949 (first_referenced_var): Remove.
25950 (end_referenced_vars_p): Likewise.
25951 (next_referenced_var): Likewise.
25952 (referenced_var_iterator_set): New helper function.
25953 * tree-dfa.c (referenced_var_lookup): Adjust.
25954 (referenced_var_check_and_insert): Likewise.
25955 (remove_referenced_var): Likewise.
25956 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25957 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25958 (verify_call_clobbering): Likewise.
25959 (verify_memory_partitions): Likewise.
25960 (init_tree_ssa): Allocate bitmap instead of hashtable for
25961 referenced_vars.
25962 (delete_tree_ssa): Adjust.
25963 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25964 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25965 (compute_tag_properties): Likewise.
25966 (set_initial_properties): Likewise.
25967 (find_partition_for): Likewise.
25968 (update_reference_counts): Likewise.
25969 (dump_may_aliases_for): Likewise.
25970 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25971 (add_call_clobber_ops): Likewise.
25972 (add_call_read_ops): Likewise.
25973 (get_asm_expr_operands): Likewise.
25974 * tree-into-ssa.c (dump_decl_set): Likewise.
25975 (update_ssa): Likewise.
25976 * tree-sra.c (scan_function): Likewise.
25977 (decide_instantiations): Likewise.
25978 (scalarize_parms): Likewise.
25979 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25980 (dsa_named_for): Likewise.
25981 * tree-ssa-structalias.c (update_alias_info): Likewise.
25982 (merge_smts_into): Likewise.
25983
259842008-02-27 David Daney <ddaney@avtrex.com>
25985
25986 PR target/34409
25987 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25988 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25989 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25990 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25991 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25992
259932008-02-27 Uros Bizjak <ubizjak@gmail.com>
25994
25995 PR target/25477
25996 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25997 (BUILT_IN_NEXTTOWARD): Remove.
25998 (BUILT_IN_NEXTTOWARDF): Ditto.
25999 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
26000 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
26001
260022008-02-27 Tom Tromey <tromey@redhat.com>
26003
26004 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
26005 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
26006
260072008-02-27 Jan Beulich <jbeulich@novell.com>
26008
26009 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
26010 update the respective field on newdecl.
26011
260122008-02-27 Revital Eres <eres@il.ibm.com>
26013
26014 PR rtl-optimization/34999
26015 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
26016 crossing edges that ends with a call insn.
26017 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
26018 call insn and clear the EDGE_CROSSING flag of the crossing edge
26019 when fixing fallthru edges.
26020
260212008-02-27 Richard Guenther <rguenther@suse.de>
26022
26023 PR middle-end/35390
26024 * fold-const.c (fold_unary): Return the correct argument,
26025 converted to the result type.
26026
260272008-02-27 Richard Guenther <rguenther@suse.de>
26028
26029 PR middle-end/34971
26030 * expr.c (expand_expr_real_1): Assert on rotates that operate
26031 on partial modes.
26032 * fold-const.c (fold_binary): Use the types precision, not the
26033 bitsize of the mode if folding rotate expressions. Build rotates
26034 only for full modes.
26035
260362008-02-27 Jakub Jelinek <jakub@redhat.com>
26037
26038 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
26039 and CPP_PRAGMA_EOL.
26040 * c-pragma.c (pragma_ns_name): New typedef.
26041 (registered_pp_pragmas): New variable.
26042 (c_pp_lookup_pragma): New function.
26043 (c_register_pragma_1): If flag_preprocess_only, do nothing
26044 for non-expanded pragmas, for expanded ones push pragma's
26045 namespace and name into registered_pp_pragmas vector.
26046 (c_invoke_pragma_handler): Register OpenMP pragmas even when
26047 flag_preprocess_only, don't register GCC pch_preprocess
26048 pragma if flag_preprocess_only.
26049 * c-opts.c (c_common_init): Call init_pragma even if
26050 flag_preprocess_only.
26051 * c-pragma.c (c_pp_lookup_pragma): New prototype.
26052 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
26053 cpp_register_pragma if flag_preprocess_only.
26054
260552008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26056
26057 PR c/28800
26058 * c-parser.c (c_parser_translation_unit): Warn for empty
26059 translation unit, not empty source file.
26060
260612008-02-26 Paul Brook <paul@codesourcery.com>
26062
26063 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
26064 operand for Thumb-2.
26065 * config/arm/arm.h (reg_class): Add CORE_REGS.
26066 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
26067 (BASE_REG_CLASS): Use CORE_REGS.
26068 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
26069 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
26070 (REGNO_OK_FOR_INDEX_P): Exclude SP.
26071 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
26072 ARM_REGNO_OK_FOR_INDEX_P.
26073 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
26074 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
26075 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
26076 (ldm/stm peepholes): Ditto.
26077 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
26078 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
26079 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
26080 * config/arm/constraints.md: Enable "k" constraint on ARM.
26081
260822008-02-27 Ben Elliston <bje@au.ibm.com>
26083
26084 * config/rs6000/rs6000.c: Annotate cache line size field in all
26085 instances of struct processor_costs.
26086
260872008-02-26 David Edelsohn <edelsohn@gnu.org>
26088
26089 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
26090 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
26091 jump_bypass): New counters.
26092 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
26093 * dce.c (gate_ud_dce): Same.
26094 (gate_fast_dce): Same.
26095 * dse.c (gate_dse1): New function.
26096 (gate_dse2): New function.
26097 (gate_dse): Merge results of new gate functions.
26098 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
26099 (gate_handle_jump_bypass): Add dbg_cnt.
26100 (gate_handle_gcse): Add dbg_cnt.
26101 * ifcvt.c (gate_handle_if_conversion): Same.
26102 (gate_handle_if_after_combine): Same.
26103 (gate_handle_if_after_reload): Same.
26104 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
26105
261062008-02-26 Edmar Wienskoski <edmar@freescale.com>
26107
26108 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
26109 line sizes.
26110 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
26111
261122008-02-26 Jason Merrill <jason@redhat.com>
26113
26114 PR c++/35315
26115 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
26116 alone if it's the naming decl for the type's main variant.
26117
261182008-02-26 Tom Tromey <tromey@redhat.com>
26119
26120 * system.h (USE_MAPPED_LOCATION): Poison.
26121 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
26122 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
26123 (make_goto_expr_edges): Likewise.
26124 (remove_bb): Likewise.
26125 (execute_warn_function_return): Likewise.
26126 * basic-block.h (struct edge_def) <goto_locus>: Change type to
26127 location_t.
26128 * c-common.c (fname_decl): Remove old location code.
26129 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
26130 location code.
26131 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
26132 variant.
26133 (ASM_INPUT_SOURCE_LOCATION): Likewise.
26134 (gen_rtx_ASM_INPUT): Likewise.
26135 (gen_rtx_ASM_INPUT_loc): Likewise.
26136 (get_rtx_asm_OPERANDS): Remove.
26137 * cfglayout.c (insn_locators_alloc): Remove old location code.
26138 (set_curr_insn_source_location): Likewise.
26139 (curr_insn_locator): Likewise.
26140 * print-tree.c (print_node): Remove old location code.
26141 * tree-mudflap.c (mf_varname_tree): Remove old location code.
26142 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
26143 * cfgexpand.c (expand_gimple_cond_expr): Don't use
26144 location_from_locus.
26145 (construct_exit_block): Remove old location code.
26146 * emit-rtl.c (force_next_line_note): Remove old location code.
26147 * profile.c (branch_prob): Remove old location code.
26148 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
26149 LOC_LINE): Remove old-location variants.
26150 * langhooks.c (lhd_print_error_function): Remove old location
26151 code.
26152 * configure, config.in: Rebuilt.
26153 * configure.ac (--enable-mapped-location): Remove.
26154 * c-decl.c (c_init_decl_processing): Remove old location code.
26155 (finish_function): Likewise.
26156 * recog.c (decode_asm_operands): Remove old location code.
26157 * c-pch.c (c_common_read_pch): Remove old location code.
26158 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
26159 variants.
26160 * gimple-low.c (lower_function_body): Remove old location code.
26161 * toplev.c (unknown_location): Remove.
26162 (push_srcloc): Remove old-location variant.
26163 (process_options): Remove old location code.
26164 (lang_dependent_init): Likewise.
26165 * input.h (UNKNOWN_LOCATION): Move definition.
26166 (location_t): Undeprecate.
26167 (source_locus): Remove.
26168 (location_from_locus): Remove.
26169 (struct location_s): Remove.
26170 Remove all old-location code.
26171 (input_line, input_filename): Remove.
26172 * final.c (final_scan_insn): Remove old location code.
26173 * diagnostic.c (diagnostic_build_prefix): Remove
26174 USE_MAPPED_LOCATION test.
26175 * tree.h (gimple_stmt) <locus>: Now a location_t.
26176 (tree_exp) <locus>: Likewise.
26177 (DECL_IS_BUILTIN): Remove old-location variant.
26178 (annotate_with_file_line, annotate_with_locus): Likewise.
26179 (expr_locus, set_expr_locus): Update.
26180 * tree.c (build1_stat): Remove old location code.
26181 (last_annotated_node): Remove.
26182 (annotate_with_file_line): Remove old-location variant.
26183 (annotate_with_locus): Likewise.
26184 (expr_location): Remove old location code.
26185 (set_expr_location): Likewise.
26186 (expr_has_location): Likewise.
26187 (expr_locus): Likewise.
26188 (set_expr_locus): Likewise.
26189 (expr_filename): Don't use location_from_locus.
26190 (expr_lineno): Likewise.
26191 * rtl-error.c (location_for_asm): Remove old location code.
26192 * c-lex.c (cb_line_change): Remove old location code.
26193 (fe_file_change): Likewise.
26194 (cb_def_pragma): Likewise.
26195 (c_lex_with_flags): Likewise.
26196 * gengtype.c (do_typedef): Don't special-case location types.
26197 (define_location_structures): Remove.
26198 (main): Don't call define_location_structures.
26199 * tree-pretty-print.c (dump_implicit_edges): Remove old location
26200 code.
26201
262022008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26203
26204 PR 26264
26205 * builtins.def (BUILT_IN_STDARG_START): Remove.
26206 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
26207 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
26208 * tree-inline.c (inline_forbidden_p_1): Likewise.
26209
262102008-02-26 Richard Guenther <rguenther@suse.de>
26211
26212 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26213 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26214 (lookup_decl_from_uid): Declare.
26215 (remove_decl_from_map): Likewise.
26216 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26217 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26218 (decl_for_uid_map): New global hashtable mapping DECL_UID
26219 to the decl tree.
26220 (init_ttree): Allocate it.
26221 (insert_decl_to_uid_decl_map): New helper function.
26222 (make_node_stat): Insert new decls into the map.
26223 (copy_node_stat): Likewise.
26224 (lookup_decl_from_uid): New function.
26225 (remove_decl_from_map): Likewise.
26226 (print_decl_for_uid_map_statistics): New helper.
26227 (dump_tree_statistics): Call it.
26228
26229 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26230 (referenced_var_iterator): Adjust.
26231 (FOR_EACH_REFERENCED_VAR): Adjust.
26232 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26233 (num_referenced_vars): Adjust.
26234 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26235 (first_referenced_var): Remove.
26236 (end_referenced_vars_p): Likewise.
26237 (next_referenced_var): Likewise.
26238 (referenced_var_iterator_set): New helper function.
26239 * tree-dfa.c (referenced_var_lookup): Adjust.
26240 (referenced_var_check_and_insert): Likewise.
26241 (remove_referenced_var): Likewise.
26242 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26243 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26244 (verify_call_clobbering): Likewise.
26245 (verify_memory_partitions): Likewise.
26246 (init_tree_ssa): Allocate bitmap instead of hashtable for
26247 referenced_vars.
26248 (delete_tree_ssa): Adjust.
26249 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26250 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26251 (compute_tag_properties): Likewise.
26252 (set_initial_properties): Likewise.
26253 (find_partition_for): Likewise.
26254 (update_reference_counts): Likewise.
26255 (dump_may_aliases_for): Likewise.
26256 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26257 (add_call_clobber_ops): Likewise.
26258 (add_call_read_ops): Likewise.
26259 (get_asm_expr_operands): Likewise.
26260 * tree-into-ssa.c (dump_decl_set): Likewise.
26261 (update_ssa): Likewise.
26262 * tree-sra.c (scan_function): Likewise.
26263 (decide_instantiations): Likewise.
26264 (scalarize_parms): Likewise.
26265 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26266 (dsa_named_for): Likewise.
26267 * tree-ssa-structalias.c (update_alias_info): Likewise.
26268 (merge_smts_into): Likewise.
26269
262702008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26271
26272 PR 34351
26273 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26274 * c-opts.c (c_common_handle_option): Wall enables
26275 Wvolatile-register-var.
26276 * common.opt: Move Wvolatile-register-var to...
26277 * c.opt: ...here.
26278
262792008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26280
26281 * common.opt (Wlarger-than=): New.
26282 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26283 -Wlarger-than=.
26284 * opts.c (common_handle_option): Handle -Wlarger-than=.
26285 * optc-gen.awk: Likewise.
26286 * opth-gen.awk: Likewise.
26287 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26288 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26289
c95b2534 262902008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
a5f061dc
RG
26291
26292 * c-common.c (match_case_to_enum_1): Add appropriate
26293 OPT_W* parameter to warning.
26294 (c_do_switch_warnings): Likewise.
26295 * c-typeck.c (warning_init): Add one more parameter following
26296 'warning' function.
26297 (push_init_level): Update call to warning_init.
26298 (pop_init_level): Likewise.
26299 (add_pending_init): Likewise.
26300 (output_init_element: Likewise.
26301
263022008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26303
26304 PR 28322
26305 * toplev.c (toplev_main): If there are warnings or error, print
26306 errors for ignored options.
26307 * opts.c (ignored_options): New static variable.
26308 (postpone_unknown_option_error): New.
26309 (print_ignored_options): New.
26310 (handle_option): Postpone errors for unknown -Wno-* options.
26311 * opts.h (print_ignored_options): Declare.
26312
263132008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26314
26315 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26316 to "ghost".
26317
263182008-02-25 Richard Guenther <rguenther@suse.de>
26319
26320 Revert:
26321 2008-02-25 Richard Guenther <rguenther@suse.de>
26322
26323 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26324 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26325 (lookup_decl_from_uid): Declare.
26326 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26327 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26328 (decl_for_uid_map): New global hashtable mapping DECL_UID
26329 to the decl tree.
26330 (init_ttree): Allocate it.
26331 (insert_decl_to_uid_decl_map): New helper function.
26332 (make_node_stat): Insert new decls into the map.
26333 (copy_node_stat): Likewise.
26334 (lookup_decl_from_uid): New function.
26335 (print_decl_for_uid_map_statistics): New helper.
26336 (dump_tree_statistics): Call it.
26337
26338 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26339 (referenced_var_iterator): Adjust.
26340 (FOR_EACH_REFERENCED_VAR): Adjust.
26341 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26342 (num_referenced_vars): Adjust.
26343 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26344 (first_referenced_var): Remove.
26345 (end_referenced_vars_p): Likewise.
26346 (next_referenced_var): Likewise.
26347 (referenced_var_iterator_set): New helper function.
26348 * tree-dfa.c (referenced_var_lookup): Adjust.
26349 (referenced_var_check_and_insert): Likewise.
26350 (remove_referenced_var): Likewise.
26351 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26352 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26353 (verify_call_clobbering): Likewise.
26354 (verify_memory_partitions): Likewise.
26355 (init_tree_ssa): Allocate bitmap instead of hashtable for
26356 referenced_vars.
26357 (delete_tree_ssa): Adjust.
26358 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26359 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26360 (compute_tag_properties): Likewise.
26361 (set_initial_properties): Likewise.
26362 (find_partition_for): Likewise.
26363 (update_reference_counts): Likewise.
26364 (dump_may_aliases_for): Likewise.
26365 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26366 (add_call_clobber_ops): Likewise.
26367 (add_call_read_ops): Likewise.
26368 (get_asm_expr_operands): Likewise.
26369 * tree-into-ssa.c (dump_decl_set): Likewise.
26370 (update_ssa): Likewise.
26371 * tree-sra.c (scan_function): Likewise.
26372 (decide_instantiations): Likewise.
26373 (scalarize_parms): Likewise.
26374 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26375 (dsa_named_for): Likewise.
26376 * tree-ssa-structalias.c (update_alias_info): Likewise.
26377 (merge_smts_into): Likewise.
26378
263792008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26380
26381 PR fortran/29549
26382 * doc/invoke.texi (-fcx-limited-range): Document new option.
26383 * toplev.c (process_options): Handle -fcx-fortran-rules.
26384 * common.opt: Add documentation for -fcx-fortran-rules.
26385
263862008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26387
26388 PR c/35162
26389 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26390 actual behaviour and C99.
26391
263922008-02-26 Ben Elliston <bje@au.ibm.com>
26393
26394 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26395 (ASM_CPU_POWER6_SPEC): Likewise.
26396 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26397 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26398 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26399
264002008-02-25 Richard Guenther <rguenther@suse.de>
26401
26402 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26403 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26404 (lookup_decl_from_uid): Declare.
26405 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26406 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26407 (decl_for_uid_map): New global hashtable mapping DECL_UID
26408 to the decl tree.
26409 (init_ttree): Allocate it.
26410 (insert_decl_to_uid_decl_map): New helper function.
26411 (make_node_stat): Insert new decls into the map.
26412 (copy_node_stat): Likewise.
26413 (lookup_decl_from_uid): New function.
26414 (print_decl_for_uid_map_statistics): New helper.
26415 (dump_tree_statistics): Call it.
26416
26417 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26418 (referenced_var_iterator): Adjust.
26419 (FOR_EACH_REFERENCED_VAR): Adjust.
26420 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26421 (num_referenced_vars): Adjust.
26422 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26423 (first_referenced_var): Remove.
26424 (end_referenced_vars_p): Likewise.
26425 (next_referenced_var): Likewise.
26426 (referenced_var_iterator_set): New helper function.
26427 * tree-dfa.c (referenced_var_lookup): Adjust.
26428 (referenced_var_check_and_insert): Likewise.
26429 (remove_referenced_var): Likewise.
26430 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26431 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26432 (verify_call_clobbering): Likewise.
26433 (verify_memory_partitions): Likewise.
26434 (init_tree_ssa): Allocate bitmap instead of hashtable for
26435 referenced_vars.
26436 (delete_tree_ssa): Adjust.
26437 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26438 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26439 (compute_tag_properties): Likewise.
26440 (set_initial_properties): Likewise.
26441 (find_partition_for): Likewise.
26442 (update_reference_counts): Likewise.
26443 (dump_may_aliases_for): Likewise.
26444 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26445 (add_call_clobber_ops): Likewise.
26446 (add_call_read_ops): Likewise.
26447 (get_asm_expr_operands): Likewise.
26448 * tree-into-ssa.c (dump_decl_set): Likewise.
26449 (update_ssa): Likewise.
26450 * tree-sra.c (scan_function): Likewise.
26451 (decide_instantiations): Likewise.
26452 (scalarize_parms): Likewise.
26453 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26454 (dsa_named_for): Likewise.
26455 * tree-ssa-structalias.c (update_alias_info): Likewise.
26456 (merge_smts_into): Likewise.
26457
264582008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26459
26460 PR target/35258
26461 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26462 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26463 * alias.h (nonoverlapping_memrefs_p): Likewise.
26464
264652008-02-25 Jan Beulich <jbeulich@novell.com>
26466
26467 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26468 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26469 __emultls_get_address, __emultls_register_common,
26470 __floatundi?f, and _Unwind_GetIPInfo.
26471 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26472 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26473 (gen_regparm_prefix): Likewise.
26474 (i386_nlm_encode_section_info): Sync with
26475 config/i386/winnt.c:i386_pe_encode_section_info().
26476 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26477 i386_nlm_mangle_decl_assembler_name): New.
26478 (netware_override_options): New.
26479 * config/i386/netware.h (netware_override_options): Declare.
26480 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26481 (i386_nlm_mangle_decl_assembler_name): Declare.
26482 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26483
264842008-02-25 Ben Elliston <bje@au.ibm.com>
26485
26486 PR other/32948
26487 * c-decl.c (grokdeclarator): Remove unused local variables
26488 `typedef_type' and `type_as_written'.
26489 * bb-reorder.c
26490 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26491 unused local variable `has_hot_blocks'.
26492 (fix_crossing_conditional_branches): Remove unused local variable
26493 `prev_bb'.
26494
264952008-02-25 Uros Bizjak <ubizjak@gmail.com>
26496
26497 PR middle-end/19984
26498 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26499 using DEF_C99_BUILTIN.
26500 (BUILT_IN_NANF): Ditto.
26501 (BUILT_IN_NANL): Ditto.
26502
265032008-02-25 Ayal Zaks <zaks@il.ibm.com>
26504 Revital Eres <eres@il.ibm.com>
26505
26506 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26507 regarding the order of two dependent insns in the same row.
26508
265092008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26510
26511 * stor-layout.c (layout_decl): Do not bump the alignment of a
26512 bit-field to more than byte alignment if it is packed.
26513
265142008-02-24 David Edelsohn <edelsohn@gnu.org>
26515
26516 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26517 e300c2 and e300c3.
26518
265192008-02-24 Diego Novillo <dnovillo@google.com>
26520
26521 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26522
26523 PR 33738
26524 * tree-vrp.c (vrp_evaluate_conditional): With
26525 -Wtype-limits, emit a warning when comparing against a
26526 constant outside the natural range of OP0's type.
26527 * c.opt (Wtype-limits): Move ...
26528 * common.opt (Wtype-limits): ... here.
26529
265302008-02-24 Edmar Wienskoski <edmar@freescale.com>
26531
26532 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26533 * config/rs6000/e300c2c3.md: New file.
26534 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26535 e300c2 and e300c3.
26536 (rs6000_override_options): Add e300c2 and e300c3 cases to
26537 processor_target_table. Do not allow usage of Altivec or Spe
26538 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26539 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26540 * config/rs6000/rs6000.h (processor_type): Add
26541 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26542 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26543 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26544 and ppce300c3. Include e300c2c3.md.
26545
265462008-02-23 David Edelsohn <edelsohn@gnu.org>
26547
26548 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26549 instead of TARGET_STRICT_ALIGN.
26550
265512008-02-23 Joseph Myers <joseph@codesourcery.com>
26552
26553 * explow.c (memory_address): Assert that the generated address is
26554 valid.
26555
265562008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26557
26558 PR target/25477
26559 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26560 * config/darwin-ppc-ldouble-patch.def: New file.
26561 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26562 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26563 SUBTARGET_INIT_BUILTINS if defined.
26564 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26565 New functions.
26566
265672008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26568
26569 PR rtl-opt/33512
26570 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26571 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26572
265732008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26574
26575 PR pch/35027
26576 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26577 file" warning condtional on -Winvalid-PCH.
26578
265792008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26580
26581 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26582
265832008-02-23 Uros Bizjak <ubizjak@gmail.com>
26584
26585 PR target/22076
26586 PR target/34256
26587 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26588 prevent reload from using MMX registers.
26589 (*mov<mode>_internal): Ditto.
26590 (*movv2sf_internal_rex64): Ditto.
26591 (*movv2sf_internal): Ditto.
26592
265932008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26594
26595 PR documentation/31569
26596 * doc/install.texi2html: Use makeinfo --no-number-sections.
26597
265982008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26599
26600 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26601 ensure that we can address an entire entity > 8 bytes. Don't
26602 generate reg+reg addressing for such data.
26603
266042008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26605
26606 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26607 strings when optimizing for size, unless the target cares about
26608 alignment.
26609
266102008-02-22 Tom Tromey <tromey@redhat.com>
26611
26612 * regclass.c (current_pass): Remove declaration.
26613
c95b2534 266142008-02-22 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
26615
26616 * config/avr/libgcc.S (__RAMPZ__): Define.
26617 (__do_copy_data): Add for devices with 128KB code memory.
26618
266192008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26620
26621 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26622 Use spe_abi.
26623 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26624
266252008-02-22 Hans-Peter Nilsson <hp@axis.com>
26626
26627 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26628 GENNONACR_REGS.
26629
266302008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26631
26632 PR c/19999
26633 * c-typeck.c (build_binary_op): Warn about floating point
26634 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26635
266362008-02-21 Janis Johnson <janis187@us.ibm.com>
26637
26638 PR target/34526
26639 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26640 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26641 add vrsave.
26642 (rs6000_override_options): Set altivec_abi as default, not override,
26643 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26644 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26645 is used; use new member spe_abi.
26646 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26647 spe_abi and altivec_abi.
26648
266492008-02-22 Tomas Bily <tbily@suse.cz>
26650
26651 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26652
266532008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26654
26655 PR bootstrap/35273
26656 * config.build (build_file_translate): Set to `CMD //c' only if
26657 it works.
26658 * Makefile.in (build_file_translate): Improve comment.
26659
266602008-02-21 Jan Hubicka <jh@suse.cz>
26661
26662 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26663 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26664 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26665
266662008-02-21 Michael Matz <matz@suse.de>
26667
26668 PR target/35264
26669 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26670
266712008-02-21 Uros Bizjak <ubizjak@gmail.com>
26672
26673 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26674 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26675 as insn constraint.
26676 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26677 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26678 SSE_VEC_FLOAT_MODE_P as insn constraint.
26679 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26680 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26681 sse4a_movntdf using MODEF mode iterator.
26682 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26683 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26684 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26685 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26686 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26687 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26688 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26689
266902008-02-21 Richard Guenther <rguenther@suse.de>
26691
26692 * tree.def (PAREN_EXPR): New tree code.
26693 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26694 and PAREN_EXPR.
26695 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26696 * expr.c (expand_expr_real_1): Likewise.
26697 * tree-inline.c (estimate_num_insns_1): Likewise.
26698 * tree-complex.c (expand_complex_move): Likewise.
26699 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26700 as plain x.
26701
267022008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26703
26704 PR target/35225
26705 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26706
267072008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26708
26709 PR target/35190
26710 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26711
26712 * config/sh/sh.c (find_barrier): Don't go past
26713 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26714
267152008-02-20 DJ Delorie <dj@redhat.com>
26716
26717 * config/h8300/h8300.md (insv): Force source operand to be a register.
26718
26719 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26720 as a jump, not as a plain insn.
26721
c95b2534 267222008-02-20 Seongbae Park <seongbae.park@gmail.com>
a5f061dc
RG
26723
26724 * doc/invoke.texi (Warning Options): Add new option
26725 -Wframe-larger-than=.
26726 (-Wframe-larger-than): Document.
26727
26728 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26729 Add declarations for new option variables.
26730
26731 * final.c (final_start_function): Check the frame size
26732 before emission and issue a Wframe-larger-than warning.
26733
26734 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26735 Add definitions for new option variables.
26736 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26737
26738 * common.opt (Wframe-larger-than=): New option.
26739
267402008-02-20 Uros Bizjak <ubizjak@gmail.com>
26741
26742 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26743 (<sse>_div<mode>3): Ditto.
26744 (<sse>_vmdiv<mode>3): Ditto.
26745 (<sse>_vmsqrt<mode>2): Ditto.
26746 (*smax<mode>3): Ditto.
26747 (sse5_frcz<mode>2): Ditto.
26748 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26749 as insn constraint.
26750
267512008-02-20 Richard Guenther <rguenther@suse.de>
26752
26753 PR middle-end/35265
26754 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26755 be happy with INTEGRAL_TYPE_P.
26756
267572008-02-20 Richard Guenther <rguenther@suse.de>
26758
26759 * fold-const.c (split_tree): Associate floatig-point expressions
26760 if flag_associative_math is set.
26761
267622008-02-20 Richard Guenther <rguenther@suse.de>
26763
26764 * tree.h (fold_real_zero_addition_p): Declare.
26765 * fold-const.c (fold_real_zero_addition_p): Export.
26766 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26767 floating-point operations with zero and one.
26768
267692008-02-20 Paolo Bonzini <bonzini@gnu.org>
26770
26771 * doc/install.texi: Correct references to CFLAGS, replacing them
26772 with BOOT_CFLAGS. Document flags used during bootstrap for
26773 target libraries.
26774
267752008-02-20 Uros Bizjak <ubizjak@gmail.com>
26776
26777 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26778 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26779 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26780 insn constraint.
26781 (smin<mode>3): Ditto from similar patterns.
26782 (smax<mode>3): Ditto.
26783 (*ieee_smin<mode>3): Ditto.
26784 (*ieee_smax<mode>3): Ditto.
26785 * config/i386/sse.md (sse): New mode attribute.
26786 (mov<mode>): Macroize expander from movv4sf and movv2df using
26787 SSEMODEF2P mode iterator.
26788 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26789 SSE_VEC_FLOAT_MODE_P as insn constraint.
26790 (storent<mode>): Ditto.
26791 (storent<mode>): Macroize expander from storentsf and storentdf using
26792 MODEF mode iterator.
26793 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26794 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26795 (abs<mode>2): Ditto from similar patterns.
26796 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26797 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26798 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26799 (<sse>_vmsqrt<mode>2): Ditto.
26800 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26801 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26802 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26803 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26804 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26805 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26806 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26807 insn constraint.
26808 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26809 iterator and SSE_FLOAT_MODE_P as insn constraint.
26810 (<sse>_ucomi): Ditto from similar patterns.
26811 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26812 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26813 SSE_VEC_FLOAT_MODE_P as insn constraint.
26814 (vcond<mode>): Ditto from similar patterns.
26815 (and<mode>3, *and<mode>3): Ditto.
26816 (<sse>_nand<mode>3): Ditto.
26817 (ior<mode>3, *ior<mode>3): Ditto.
26818 (xor<mode>3, *xor<mode>3): Ditto.
26819 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26820 iterator and SSE_FLOAT_MODE_P as insn constraint.
26821 (*nand<mode>3): Ditto from similar patterns.
26822 (*ior<mode>3): Ditto.
26823 (*xor<mode>3): Ditto.
26824
268252008-02-20 Ira Rosen <irar@il.ibm.com>
26826
26827 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26828 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26829 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26830
268312008-02-19 Jan Hubicka <jh@suse.cz>
26832
26833 * predict.c (tree_bb_level_predictions): Remove variable next
26834 mistakely introduced by previous commit.
26835
268362008-02-19 Jan Hubicka <jh@suse.cz>
26837
26838 * predict.c (predict_paths_leading_to): Rewrite.
26839 (predict_paths_for_bb): New.
26840 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26841
268422008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26843
26844 PR bootstrap/35218
26845 * Makefile.in (build_file_translate): New.
26846 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26847 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26848 * configure.ac (build_file_translate): Substitute it.
26849 * configure: Regenerate.
26850
268512008-02-19 Jan Hubicka <jh@suse.cz>
26852
26853 PR rtl-optimization/34408
26854 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26855 invalid sharing.
26856
268572008-02-19 Jan Hubicka <jh@suse.cz>
26858
26859 PR middle-end/28779
26860 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26861 call_expr.
26862
268632008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26864
26865 PR Ada/35186
26866 * config/i386/i386-modes.def: Revert the last DI alignment
26867 change until Ada people can look into it.
26868
268692008-02-19 Nick Clifton <nickc@redhat.com>
26870
26871 * opts.c (print_specific_help): Fix typo in --help text.
26872
268732008-02-19 Jakub Jelinek <jakub@redhat.com>
26874
26875 PR target/35239
26876 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26877 32-bit inline asm without asm alternatives for host GCC < 3.0.
26878
268792008-02-19 Richard Guenther <rguenther@suse.de>
26880
26881 PR tree-optimization/34989
26882 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26883 Allow propagation to INDIRECT_REF if we can simplify only.
26884
268852008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26886
26887 * c-common.c (warn_for_collisions_1): Use appropriate option when
26888 warning.
26889
268902008-02-19 Nick Clifton <nickc@redhat.com>
26891
26892 PR other/31349
26893 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26894 (handle_options): Fix indentation.
26895 (print_filtered_help): If no language-specific options were
26896 displayed tell the user how to list all the options supported by
26897 the language's front-end.
26898 (print_specific_help): Fix indentation and remove duplicate line.
26899 (common_handle_option): Handle the -v option.
26900 For --help enable the display of undocumented options if the -v
26901 switch has been included on the command line.
26902 For --help= check for overlaps in the arguments between the option
26903 classes and the language names and issue a warning when they
26904 cannot be disambiguated.
26905 * c.opt (v): Pass on to the common option handler.
26906
269072008-02-19 Revital Eres <eres@il.ibm.com>
26908
26909 * modulo-sched.c (sms_schedule): Change dump message when
26910 create_ddg function fails.
26911 (try_scheduling_node_in_cycle): Rename row to cycle.
26912 (print_partial_schedule): Rename CYCLE to ROW.
26913
269142008-02-19 Christian Bruel <christian.bruel@st.com>
26915 Zdenek Dvorak <ook@ucw.cz>
26916
26917 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26918
269192008-02-19 Uros Bizjak <ubizjak@gmail.com>
26920
26921 PR target/33555
26922 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26923 (*x86_movdicc_0_m1_se): Ditto.
26924
269252008-02-19 Uros Bizjak <ubizjak@gmail.com>
26926
26927 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26928 (CMPtype): Define as __gcc_CMPtype.
26929 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26930 (CMPtype): Define as __gcc_CMPtype.
26931
269322008-02-19 Hans-Peter Nilsson <hp@axis.com>
26933
26934 Support valgrind 3.3 for --enable-checking=valgrind.
26935 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26936 here.
26937 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26938 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26939 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26940 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26941 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26942 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26943 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26944 respectively.
26945 * ggc-zone.c: Similar.
26946 * ggc-page.c: Similar.
26947
269482008-02-19 Paul Brook <paul@codesourcery.com>
26949
26950 PR target/35071
26951 * config/arm/ieee754-df.S: Fix do_it typo.
26952 * config/arm/ieee754-sf.S: Fix do_it typo.
26953
269542008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26955
26956 PR target/35189
26957 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26958 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26959 (OPTION_MASK_ISA_SSE_SET): Likewise.
26960 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26961 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26962 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26963 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26964 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26965 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26966 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26967 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26968 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26969 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26970 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26971 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26972 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26973 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26974 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26975 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26976 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26977 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26978 (OPTION_MASK_ISA_SSE4): Removed.
26979 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26980 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26981 (override_options): Don't turn on implied SSE/MMX bits in
26982 ix86_isa_flags.
26983
269842008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26985
26986 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26987 32bit host.
26988
269892008-02-18 Joey Ye <joey.ye@intel.com>
26990
26991 PR middle-end/34921
26992 * tree-nested.c (insert_field_into_struct): Set type alignment
26993 to field alignment if the former is less than the latter.
26994
269952008-02-18 Jakub Jelinek <jakub@redhat.com>
26996
26997 * BASE-VER: Set to 4.4.0.
26998
c95b2534 269992008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
a5f061dc
RG
27000
27001 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
27002 * doc/cfg.texi: Likewise.
27003 * doc/extend.texi: Likewise.
27004 * doc/gty.texi: Likewise.
27005 * doc/invoke.texi: Likewise.
27006 * doc/loop.texi: Likewise.
27007 * doc/md.texi: Likewise.
27008 * doc/passes.texi: Likewise.
27009 * doc/rtl.texi: Likewise.
27010 * doc/sourcebuild.texi: Likewise.
27011 * doc/tm.texi: Likewise.
27012 * doc/tree-ssa.texi: Likewise.
27013
270142008-02-17 Richard Guenther <rguenther@suse.de>
27015
27016 PR middle-end/35227
27017 * tree-complex.c (init_parameter_lattice_values): Handle parameters
27018 without default definition.
27019
270202008-02-17 Richard Guenther <rguenther@suse.de>
27021
27022 PR tree-optimization/35231
27023 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
27024 if A | B != 1.
27025
270262008-02-17 Uros Bizjak <ubizjak@gmail.com>
27027
27028 Revert:
27029 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
27030 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27031 libgcc_cmp_return mode.
27032
270332008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27034
27035 PR c/28368
27036 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
27037
270382008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
27039
27040 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
27041 multilibs.
27042
270432008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27044
27045 * doc/c-tree.texi: Use `@.' where appropriate.
27046 * doc/extend.texi: Likewise.
27047 * doc/install.texi: Likewise.
27048 * doc/invoke.texi: Likewise.
27049 * doc/loop.texi: Likewise.
27050 * doc/makefile.texi: Likewise.
27051 * doc/md.texi: Likewise.
27052 * doc/passes.texi: Likewise.
27053 * doc/standards.texi: Likewise.
27054 * doc/tm.texi: Likewise.
27055
270562008-02-15 Jakub Jelinek <jakub@redhat.com>
27057
27058 PR middle-end/35196
27059 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
27060 in entry_bb.
27061 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
27062 rather than in entry_bb.
27063
270642008-02-15 Uros Bizjak <ubizjak@gmail.com>
27065
27066 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
27067 libgcc_cmp_return mode.
27068
270692008-02-15 Jakub Jelinek <jakub@redhat.com>
27070
27071 PR middle-end/35130
27072 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
27073 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
27074
270752008-02-15 Richard Guenther <rguenther@suse.de>
27076 Zdenek Dvorak <ook@ucw.cz>
27077
27078 PR tree-optimization/35164
27079 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
27080 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
27081 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27082 Only propagate addresses which do not have abnormal SSA_NAMEs
27083 in their operands.
27084
270852008-02-15 Joseph Myers <joseph@codesourcery.com>
27086
27087 PR target/35088
27088 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
27089
270902008-02-15 Jan Hubicka <jh@suse.cz>
27091
27092 PR middle-end/35149
27093 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
27094
270952008-02-15 Uros Bizjak <ubizjak@gmail.com>
27096
27097 PR middle-end/34621
27098 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
27099 when calculating alignment_pad.
27100
271012008-02-15 Uros Bizjak <ubizjak@gmail.com>
27102
27103 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
27104 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
27105 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
27106 and STACK_BOUNDARY define.
27107
271082008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
27109
27110 PR preprocessor/35061
27111 * c-pragma.c (handle_pragma_pop_macro): Check that
27112 pushed_macro_table has been allocated.
27113
271142008-02-14 Eric Botcazou <ebotcazou@adacore.com>
27115
27116 PR middle-end/35136
27117 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
27118 (force_gimple_operand): Likewise.
27119 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
27120 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
27121 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
27122 (find_interesting_uses_address): Check addressability and alignment
27123 of the base expression only after substituting bases of IVs into it.
27124
271252008-02-14 Michael Matz <matz@suse.de>
27126
27127 PR target/34930
27128 * function.c (instantiate_virtual_regs_in_insn): Reload address
27129 before falling back to reloading the whole operand.
27130
271312008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
27132
27133 * config/s390/s390.c (s390_mainpool_start): Emit the pool
27134 before the first section switch note.
27135
c95b2534 271362008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
a5f061dc
RG
27137
27138 * doc/bugreport.texi: Update copyright years.
27139 * doc/c-tree.texi: Likewise.
27140 * doc/cfg.texi: Likewise.
27141 * doc/cpp.texi: Likewise.
27142 * doc/cppinternals.texi: Likewise.
27143 * doc/fragments.texi: Likewise.
27144 * doc/frontends.texi: Likewise.
27145 * doc/gcc.texi: Likewise.
27146 * doc/gty.texi: Likewise.
27147 * doc/hostconfig.texi: Likewise.
27148 * doc/implement-c.texi: Likewise.
27149 * doc/libgcc.texi: Likewise.
27150 * doc/loop.texi: Likewise.
27151 * doc/makefile.texi: Likewise.
27152 * doc/options.texi: Likewise.
27153 * doc/passes.texi: Likewise.
27154 * doc/rtl.texi: Likewise.
27155 * doc/sourcebuild.texi: Likewise.
27156 * doc/standards.texi: Likewise.
27157 * doc/tree-ssa.texi: Likewise.
27158 * doc/trouble.texi: Likewise.
27159
27160 * doc/extend.texi: Use @: or add comma where appropriate.
27161 * doc/invoke.texi: Likewise.
27162 * doc/tm.texi: Likewise.
27163
271642008-02-14 Alan Modra <amodra@bigpond.net.au>
27165
27166 PR target/34393
27167 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
27168 to a reg.
27169
271702008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
27171
27172 * doc/md.texi (clz, ctz): Add reference.
27173 * doc/rtl.texi (clz, ctz): Likewise.
27174
271752008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27176
27177 PR other/35148
27178 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
27179 srcdir.
27180
271812008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
27182
27183 * config/s390/s390.c (struct constant_pool): New field
27184 emit_pool_after added.
27185 (s390_mainpool_start): Set the emit_pool_after flag according
27186 to the section switch notes.
27187 (s390_mainpool_finish): Consider emit_pool_after when emitting
27188 the literal pool at the end of the function.
27189 (s390_chunkify_start): Force literal pool splits at section
27190 switch notes.
27191
271922008-02-13 Michael Matz <matz@suse.de>
27193
27194 PR debug/35065
27195 * var-tracking.c (clobber_variable_part): Correctly traverse the
27196 list.
27197
271982008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27199
27200 PR 29673
27201 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
27202 Add -fdump-ipa-inline.
27203 * tree-dump.c (dump_files): Remove tree-inlined dump.
27204 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
27205
272062008-02-12 Richard Guenther <rguenther@suse.de>
27207
27208 PR tree-optimization/35171
27209 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
27210 default defs.
27211
272122008-02-12 Richard Guenther <rguenther@suse.de>
27213
27214 PR middle-end/35163
27215 * fold-const.c (fold_widened_comparison): Use get_unwidened in
27216 value-preserving mode. Disallow final truncation.
27217
272182008-02-12 Eric Botcazou <ebotcazou@adacore.com>
27219
27220 PR middle-end/35136
27221 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
27222 code from here to...
27223 (force_gimple_operand): ...here.
27224
272252008-02-12 Jakub Jelinek <jakub@redhat.com>
27226
27227 PR c++/35144
27228 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
27229 non-compatible pointers.
27230 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
27231 different FIELD_DECLs, try harder by comparing field offsets, sizes
27232 and types.
27233
27234 PR inline-asm/35160
27235 * function.c (match_asm_constraints_1): Don't replace the same input
27236 multiple times.
27237
c95b2534 272382008-02-12 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
27239
27240 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
27241 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
27242 (expand_epilogue): Restore RAMPZ register.
27243 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27244
272452008-02-11 Kai Tietz <kai.tietz@onevision.com>
27246
27247 * config/i386/cygwin.asm (__alloca): Correct calling
27248 convention and alignment.
27249 (__chkstk): Force 8 byte stack alignment.
27250
272512008-02-11 Uros Bizjak <ubizjak@gmail.com>
27252 Richard Guenther <rguenther@suse.de>
27253
27254 PR tree-optimization/33992
27255 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27256 the zero we compare against.
27257
272582008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27259
27260 PR libfortran/35063
27261 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27262 to CloseHandle after unlocking to prevent accumulation of handle
27263 count.
27264
272652008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27266
27267 PR middle_end/34150
27268 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27269 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27270 and update LABEL_NUSES during and after reload.
27271
272722008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27273
27274 PR middle-end/34627
27275 * combine.c (simplify_if_then_else): Make sure the comparison is
27276 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27277
272782008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27279
27280 PR bootstrap/35051
27281 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27282 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27283 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27284 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27285 * tree.h (get_type_static_bounds): Likewise.
27286
272872008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27288
27289 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27290 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27291 Make -Wfoo language annotations match what the compiler outputs.
27292
272932008-02-08 Sa Liu <saliu@de.ibm.com>
27294
27295 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27296 intrinsics spu_convts, spu_convtu, spu_convtf.
27297
272982008-02-08 Hans-Peter Nilsson <hp@axis.com>
27299
27300 * doc/extend.texi (Function Attributes) <noinline>: Mention
27301 asm ("") as method to keep calls.
27302
273032008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27304
27305 PR other/32754
27306 * doc/options.texi (Options): Replace references to opts.sh with
27307 optc-gen.awk.
27308 * opts-common.c: Likewise.
27309 * optc-gen.awk: Likewise.
27310
273112008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27312
27313 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27314
273152008-02-07 Richard Henderson <rth@redhat.com>
27316
27317 PR rtl-opt/33410
27318 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27319 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27320 funny mode.
27321
273222008-02-07 Uros Bizjak <ubizjak@gmail.com>
27323
27324 PR tree-optimization/35085
27325 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27326 for operand entry oe2 in addition to operand entry oe3 in order to
27327 expose more opportunities for vectorizer sum reduction.
27328
273292008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27330
27331 PR other/35107
27332 * Makefile.in (LIBS): Remove $(GMPLIBS).
27333 (cc1-dummy, cc1): Add $(GMPLIBS).
27334
273352008-02-06 Jan Hubicka <jh@suse.cz>
27336
27337 PR target/23322
27338 * i386.md (moddf_integer): Do not produce partial memory stalls for
27339 targets where it hurts.
27340
273412008-02-06 Uros Bizjak <ubizjak@gmail.com>
27342
27343 PR target/35083
27344 * optabs.c (expand_float): Do not check for decimal modes when
27345 expanding unsigned integer through signed conversion.
27346
273472008-02-06 Nick Clifton <nickc@redhat.com>
27348
27349 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27350 inside the clobber with a match_operand and duplicated operand
27351 number in the constraint.
27352 (ineqbranchsi): Delete redundant comment.
27353
273542008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27355
27356 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27357 builtin_define ("__USE_INIT_FINI__").
27358 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27359 -msx multilibs.
27360 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27361
273622008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27363
27364 PR documentation/30330
27365 * doc/invoke.texi (C++ Dialect Options)
27366 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27367 For each warning option -Wfoo that allows -Wno-foo, ensure both
27368 -Wfoo and -Wno-foo are listed in the option index. Fix index
27369 entry of -Wswitch-default, index -Wnormalized= including the
27370 `=', and -Wlarger-than-@var{len} including @var{len}.
27371
273722008-02-05 Uros Bizjak <ubizjak@gmail.com>
27373
27374 * config/i386/i386.md (floatunssisf2): Use
27375 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27376 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27377 Macroize expander using MODEF mode iterator.
27378
273792008-02-05 Diego Novillo <dnovillo@google.com>
27380
27381 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27382
27383 PR 33738
27384 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27385
273862008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27387
27388 PR other/35070
27389 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27390
273912008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27392
27393 PR target/35084
27394 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27395 to indicate if a message should be generated.
27396 (init_cumulative_args): Updated.
27397 (function_value_32): Likewise.
27398
273992008-02-05 Joseph Myers <joseph@codesourcery.com>
27400
27401 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27402
274032008-02-05 Uros Bizjak <ubizjak@gmail.com>
27404
27405 PR target/35083
27406 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27407 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27408
274092008-02-04 Diego Novillo <dnovillo@google.com>
27410
27411 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27412
27413 PR 33738
27414 * tree-vrp.c (vrp_evaluate_conditional): With
27415 -Wtype-limits, emit a warning when comparing against a
27416 constant outside the natural range of OP0's type.
27417
274182008-02-04 Richard Guenther <rguenther@suse.de>
27419
27420 PR middle-end/33631
27421 * expr.c (count_type_elements): Give for unions instead of
27422 guessing.
27423
274242008-02-04 Richard Guenther <rguenther@suse.de>
27425
27426 PR middle-end/35043
27427 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27428 to TYPE_DOMAINs base type instead of using bitsizetype here.
27429
274302008-02-03 Jason Merrill <jason@redhat.com>
27431
27432 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27433
274342008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27435
27436 PR other/29972
27437 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27438 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27439 (RS/6000 and PowerPC Options): Fix typos and markup.
27440 * doc/passes.texi (Tree-SSA passes): Likewise.
27441
274422008-02-02 Michael Matz <matz@suse.de>
27443
27444 PR target/35045
27445 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27446 from record_last_reg_set_info.
27447 (record_last_reg_set_info): Take an RTX argument, iterate over all
27448 constituent hardregs.
27449 (record_last_set_info, record_opr_changes): Change calls to
27450 new signature or to record_last_reg_set_info_regno.
27451
274522008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27453
27454 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27455
274562008-02-01 Hans-Peter Nilsson <hp@axis.com>
27457
27458 PR rtl-optimization/34773
27459 * reg-notes.def (EQUAL): Mention significance of combination of
27460 REG_EQUAL and REG_RETVAL.
27461 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27462 insn that has a REG_RETVAL.
27463
274642008-02-01 Roger Sayle <roger@eyesopen.com>
27465
27466 PR bootstrap/33781
27467 * configure.ac (--enable-fixed-point): Disable unless explicitly
27468 requested on IRIX.
27469 * configure: Regenerate.
27470
274712008-02-01 Richard Guenther <rguenther@suse.de>
27472
27473 PR other/35042
27474 * invoke.texi (-finline-limit): Remove no longer true parts
27475 of the documentation. Note that there is no default value.
27476
274772008-02-01 Andrew Pinski <pinskia@gmail.com>
27478 Mark Mitchell <mark@codesourcery.com>
27479 Ben Elliston <bje@au.ibm.com>
27480
27481 PR c/29326
27482 * doc/extend.texi (Other Builtins): Document.
27483
c95b2534 274842008-01-31 Tom Browder <tom.browder@gmail.com>
a5f061dc
RG
27485
27486 * doc/c-tree.texi (Types): Fix grammar.
27487 (Expression trees): Ditto.
27488 * doc/passes.texi (Tree-SSA passes): Ditto.
27489
27490 * doc/configterms.texi (Configure Terms): Fix typo.
27491 * doc/cpp.texi (Common Predefined Macros): Ditto.
27492 * doc/md.texi (Machine Constraints): Ditto.
27493
27494 * doc/makefile.texi (Makefile): Add comma.
27495
274962008-01-31 Tom Browder <tom.browder@gmail.com>
27497 Gerald Pfeifer <gerald@pfeifer.com>
27498
27499 * doc/sourcebuild.texi (Front End): Remove references to CVS
27500 and CVSROOT/modules.
27501 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27502 (Back End): Remove reference to CVS.
27503
275042008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27505
27506 PR target/34900
27507 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27508 comment from...
27509 (mips16_gp_pseudo_reg): ...here.
27510 * config/mips/mips.md (load_const_gp): Replace with...
27511 (load_const_gp_<mode>): ...this :P-based insn.
27512
275132008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27514
27515 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27516 options. Minor fixes.
27517 (-std): Move reference to standards closer to where language
27518 standards are first mentioned.
27519
275202008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27521
27522 PR rtl-optimization/34995
27523 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27524 parameter and return a bool. If the rtx parameter is nonnull,
27525 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27526 (find_reloads): Update call accordingly. Pass the new operand
27527 if it needed no address reloads, otherwise pass null.
27528
275292008-01-30 Richard Henderson <rth@redhat.com>
27530
27531 PR c/34993
27532 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27533 for unbounded arrays.
27534
275352008-01-30 Silvius Rus <rus@google.com>
27536
27537 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27538
275392008-01-30 Jan Hubicka <jh@suse.cz>
27540
27541 PR target/34982
27542 * i386.c (init_cumulative_args): Use real function declaration when
27543 calling locally.
27544
275452008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27546
27547 PR rtl-optimization/34998
27548 * global.c (build_insn_chain): Treat non-subreg_lowpart
27549 SUBREGs of pseudos as clobbering all the words covered by the
27550 SUBREG, not just all the bytes.
27551 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27552 original df_ref rather than an extract parameter.
27553 (global_conflicts): Update call accordingly.
27554
275552008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27556
27557 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27558 the overflow check to make it easier to read.
27559 (__fixtfdi): Change the type of the ll member in union
27560 long_double to UDItype_x.
27561
275622008-01-30 Jakub Jelinek <jakub@redhat.com>
27563
27564 PR middle-end/34969
27565 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27566 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27567 * tree-inline.c (fold_marked_statements): Call
27568 cgraph_update_edges_for_call_stmt if folding a call statement.
27569 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27570 debug_generic_stmt calls, reset it back afterwards.
27571
27572 PR c/35017
27573 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27574 static decls.
27575 * c-typeck.c (build_external_ref): Don't pedwarn about
27576 static vars in current function's scope.
27577
275782008-01-29 Joseph Myers <joseph@codesourcery.com>
27579
27580 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27581
275822008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27583
27584 PR c/35002
27585 * ipa-struct-reorg.c: Fix spelling.
27586 * params.def: Ditto.
27587
275882008-01-29 Richard Guenther <rguenther@suse.de>
27589
27590 PR middle-end/35006
27591 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27592 field.
27593 * tree-inline.c (remap_type): Increment remapping_type_depth
27594 around remapping types.
27595 (copy_body_r): Only add referenced variables if they are referenced
27596 from code, not types.
27597
275982008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27599
27600 PR c++/34055
27601 PR c++/34103
27602 PR c++/34219
27603 PR c++/34606
27604 PR c++/34753
27605 PR c++/34754
27606 PR c++/34755
27607 PR c++/34919
27608 PR c++/34961
27609 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27610 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27611
276122008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27613
27614 PR target/34412
27615 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27616 pointer for tiny stack.
27617
276182008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27619
27620 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27621
276222008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27623
27624 * config/vx-common.h: Fix typo in comment.
27625
276262008-01-28 Ian Lance Taylor <iant@google.com>
27627
27628 PR c++/34862
27629 PR c++/33407
27630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27631 coalesce pointers if they have different DECL_NO_TBAA_P values.
27632 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27633 between variables with different DECL_NO_TBAA_P values.
27634
276352008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27636
27637 PR 31535
27638 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27639 are not legitimate small data references on SPE targets.
27640
276412008-01-28 David Daney <ddaney@avtrex.com>
27642
27643 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27644
276452008-01-28 David Daney <ddaney@avtrex.com>
27646
27647 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27648
276492008-01-27 Joseph Myers <joseph@codesourcery.com>
27650
27651 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27652 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27653 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27654 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27655 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27656 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27657 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27658 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27659
276602008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27661
27662 * basic-block.h (condjump_equiv_p): Fix comment.
27663
276642008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27665
27666 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27667 print_generic_stmt_indented): Fix comment.
27668
276692008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27670
27671 * configure.ac (__stack_chk_fail): Add detecion for availability
27672 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27673 * configure: Regenerate.
27674
276752008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27676
27677 PR middle-end/34688
27678 * final.c (output_addr_const): Handle TRUNCATE.
27679
276802008-01-26 Zdenek Dvorak <ook@ucw.cz>
27681
27682 PR target/34711
27683 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27684 (zero_cost, infinite_cost): New constants.
27685 (struct cost_pair): Change type of cost to comp_cost.
27686 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27687 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27688 New functions.
27689 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27690 split_address_cost, ptr_difference_cost, difference_cost,
27691 get_computation_cost_at, get_computation_cost,
27692 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27693 determine_use_iv_cost_condition, determine_use_iv_costs,
27694 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27695 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27696 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27697 Change type of cost to comp_cost.
27698 (determine_iv_cost): Increase cost of non-original ivs, instead
27699 of decreasing the cost of original ones.
27700 (get_address_cost): Indicate the complexity of the addressing mode
27701 in comp_cost.
27702 (try_add_cand_for): Prefer using ivs not specific to some object.
27703 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27704
277052008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27706 Janis Johnson <janis187@us.ibm.com>
27707
27708 PR target/34814
27709 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27710 (TARGET_INSTANTIATE_DECLS): Likewise.
27711 * target.h (expand_to_rtl_hook): New target hook.
27712 (instantiate_decls): Likewise.
27713 * function.c (instantiate_decl): Make non-static. Rename to...
27714 (instantiate_decl_rtl): ... this.
27715 (instantiate_expr): Use instantiate_decl_rtl.
27716 (instantiate_decls_1): Likewise.
27717 (instantiate_decls): Likewise.
27718 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27719 * function.h (instantiate_decl_rtl): Add prototype.
27720 * cfgexpand.c (target.h): New include.
27721 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27722 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27723 (TARGET_INSTANTIATE_DECLS): Likewise.
27724 (TARGET_INITIALIZER): New target hooks added.
27725 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27726 New prototype.
27727 * config/rs6000/rs6000.c (tree-flow.h): New include.
27728 (machine_function): Add sdmode_stack_slot field.
27729 (rs6000_alloc_sdmode_stack_slot): New function.
27730 (rs6000_instantiate_decls): Likewise.
27731 (rs6000_secondary_memory_needed_rtx): Likewise.
27732 (rs6000_check_sdmode): Likewise.
27733 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27734 (TARGET_INSTANTIATE_DECLS): Likewise.
27735 (rs6000_hard_regno_mode_ok): Allow SDmode.
27736 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27737 (rs6000_emit_move): Handle SDmode.
27738 (function_arg_advance): Likewise.
27739 (function_arg): Likewise.
27740 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27741 SDmode var args for 32-bit compiles.
27742 (rs6000_secondary_reload_class): Handle SDmode.
27743 (rs6000_output_function_epilogue): Likewise.
27744 (rs6000_function_value): Simplify if statement.
27745 (rs6000_libcall_value): Likewise.
27746 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27747 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27748 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27749 (movsd_hardfloat): New define_insn.
27750 (movsd_softfloat): Likewise.
27751 (movsd_store): Likewise.
27752 (movsd_load): Likewise.
27753 (extendsddd2): Likewise.
27754 (extendsdtd2): Likewise.
27755 (truncddsd2): Likewise.
27756 (movdd_hardfloat64): Fixup comment.
27757 (UNSPEC_MOVSD_LOAD): New constant.
27758 (UNSPEC_MOVSD_STORE): Likewise.
27759
277602008-01-26 Jakub Jelinek <jakub@redhat.com>
27761
27762 PR c++/34965
27763 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27764 TRUTH_XOR_EXPR.
27765 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27766 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27767 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27768 and TRUTH_XOR_EXPR.
27769
277702008-01-26 David Edelsohn <edelsohn@gnu.org>
27771
27772 PR target/34794
27773 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27774 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27775 __LONGDOUBLE128 too.
27776 * config/rs6000/aix61.h: New file.
27777
277782008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27779
27780 PR rtl-optimization/34959
27781 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27782 popcount and parity rtxes the same mode as their operand.
27783 Truncate or extend the result to the return value's mode
27784 if necessary.
27785
277862008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27787
27788 PR target/34981
27789 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27790 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27791 to GOT_VERSION_REGNUM.
27792 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27793 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27794 * config/mips/mips.c (mips_emit_call_insn): New function.
27795 (mips_call_tls_get_addr): Call mips_expand_call directly.
27796 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27797 emit_call_insn.
27798 (mips16_build_call_stub): Likewise. Return the call insn or null.
27799 (mips_expand_call): Update the call to mips16_build_call_stub
27800 accordingly and a remove redundant condition. Assert that MIPS16
27801 stubs do not use lazy binding. Use mips_emit_call_insn and return
27802 the call insn.
27803 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27804 TARGET_USE_GOT.
27805 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27806 (mips_avoid_hazard): Remove hazard_set handling.
27807 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27808 (UNSPEC_RESTORE_GP): ...this.
27809 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27810 (FAKE_CALL_REGNO): Rename to...
27811 (GOT_VERSION_REGNUM): ...this.
27812 (type): Add "ghost" value. Add an associated insn reservation.
27813 (hazard_set): Remove.
27814 (exception_receiver): Rename to...
27815 (restore_gp): ...this and update the unspec identifier accordingly.
27816 (exception_receiver, nonlocal_got_receiver): New expanders.
27817 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27818 FAKE_CALL_REGNO. Remove hazard_set attribute.
27819 (set_got_version, update_got_version): New patterns.
27820
278212008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27822
27823 PR target/34970
27824 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27825
278262008-01-25 Joseph Myers <joseph@codesourcery.com>
27827
27828 PR other/31955
27829 * doc/install.texi2html: Generate gcc-vers.texi.
27830
278312008-01-25 DJ Delorie <dj@redhat.com>
27832
27833 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27834
278352008-01-25 Joseph Myers <joseph@codesourcery.com>
27836
27837 * config/c4x: Remove directory.
27838 * config.gcc (crx-*, mt-*): Mark obsolete.
27839 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27840 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27841 sh-*-rtemscoff*): Remove cases.
27842 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27843 * real.c (encode_c4x_single, decode_c4x_single,
27844 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27845 c4x_extended_format): Remove.
27846 * real.h (c4x_single_format, c4x_extended_format): Remove.
27847 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27848 on C4x.
27849 (Pragmas): Remove comment about c4x pragmas.
27850 * doc/install.texi (c4x): Remove target-specific instructions.
27851 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27852 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27853 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27854 refer to C4x source files as examples.
27855 (C4X_FLOAT_FORMAT): Remove documentation.
27856
278572008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27858
27859 * config/bfin/bfin.c (override_options): Reorder tests so that
27860 flag_pic gets enabled for -msep-data.
27861
278622008-01-25 Richard Guenther <rguenther@suse.de>
27863
27864 PR middle-end/32244
27865 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27866 to its bitfield precision if required.
27867
278682008-01-25 Jakub Jelinek <jakub@redhat.com>
27869
27870 PR middle-end/33880
27871 * tree-nested.c (walk_omp_for): New function.
27872 (convert_nonlocal_reference, convert_local_reference): Call
27873 walk_omp_for on OMP_FOR.
27874 (convert_call_expr): Call walk_body on OMP_FOR's
27875 OMP_FOR_PRE_INIT_BODY.
27876
278772008-01-25 Richard Guenther <rguenther@suse.de>
27878
27879 PR tree-optimization/34966
27880 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27881 default defs and PHI_NODEs we have to insert after the
27882 defining statement.
27883
278842008-01-24 Nick Clifton <nickc@redhat.com>
27885
27886 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27887 Provide a default definition.
27888 (LIBGCC2_UNITS_PER_WORD): Likewise.
27889
27890 * config/stormy16/stormy16.c: Include df.h for the prototype
27891 for df_regs_ever_live_p.
27892 (xstormy16_expand_builtin_va_start): Convert the stack offset
27893 into a component_ref and then use POINTER_PLUS_EXPR to add it
27894 to the incoming_virtual_args_rtx.
27895 (xstormy16_gimplify_va_arg_expr): Rename to
27896 xstormy16_gimplify_va_arg_expr.
27897 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27898 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27899 xstormy16_gimplify_va_arg_expr.
27900 Fix up some formatting issues.
27901
27902 * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
27903 Move to predicates.md.
27904 (xs_hi_general_operand): Likewise.
27905 (xs_hi_nonmemory_operand): Likewise.
27906 * config/stormy16/predicates.md:
27907 (xstormy16_carry_plus_operand): New predicate.
27908 (xs_hi_general_operand): New predicate.
27909 (xs_hi_nonmemory_operand): New predicate.
27910 * config/stormy16/stormy16-protos.h:
27911 (xstormy16_carry_plus_operand): Delete prototype.
27912 (xs_hi_general_operand): Likewise.
27913 (xs_hi_nonmemory_operand): Likewise.
27914
27915 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27916 modifiers as they are no longer needed and they can trigger
27917 reload spill failures.
27918
27919 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27920 with a match_operand in order to help reload.
27921
27922 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27923 constraint with 'e' for the 8th alternative as this version of
27924 the mov.w instruction only accepts the lower 8 registers.
27925
279262008-01-25 Uros Bizjak <ubizjak@gmail.com>
27927
27928 PR target/34856
27929 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27930 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27931 vector elements.
27932
279332008-01-25 Jakub Jelinek <jakub@redhat.com>
27934
27935 PR middle-end/33333
27936 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27937
279382008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27939
27940 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27941 New functions.
27942 (remove_structure): Update allocations list before removing structure.
27943
279442008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27945
27946 * ipa-struct-reorg.c (is_safe_cond_expr,
27947 create_new_stmts_for_cond_expr): Use integer_zerop function,
27948 that recognize not only zero-pointer, but zero-integer too.
27949
279502008-01-25 Ben Elliston <bje@au.ibm.com>
27951
27952 PR other/22232
27953 * fixproto: Escape "." in sed expression that strips leading "./".
27954
279552008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27956
27957 PR driver/34904
27958 * gcc.c (SWITCH_OK): Removed.
27959 (SWITCH_LIVE): Changed to bit.
27960 (SWITCH_FALSE): Likewise.
27961 (SWITCH_IGNORE): Likewise.
27962 (switchstr): Change live_cond to unsigned int.
27963 (process_command): Replace SWITCH_OK with 0.
27964 (do_self_spec): Likewise.
27965 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27966 (give_switch): Likewise.
27967 (used_arg): Likewise.
27968 (do_spec_1): Set the SWITCH_IGNORE bit.
27969 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27970 bits. Set the SWITCH_LIVE bit.
27971
279722008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27973
27974 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27975
279762008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27977
27978 PR tree-optimization/34472
27979 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27980 parameter to a "bool *" and set *DATA to false if there is
27981 an unsafe access. Do not delete the structure here.
27982 (check_cond_exprs): Delete it here instead.
27983 (check_cond_exprs, exclude_cold_structs): Do not increase
27984 I when removing a structure.
27985
279862008-01-24 Uros Bizjak <ubizjak@gmail.com>
27987
27988 PR target/34856
27989 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27990 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27991
279922008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27993
27994 PR middle-end/34934
27995 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27996 a fixed vector for stack.
27997
279982008-01-24 Ben Elliston <bje@au.ibm.com>
27999
28000 PR c++/25701
28001 * doc/gcc.texi (Software development): Add a direntry for g++.
28002
280032008-01-23 Hans-Peter Nilsson <hp@axis.com>
28004
28005 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
28006 stale and straggling -fforce-addr comments above.
28007
28008 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
28009 define.
28010 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
28011 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
28012
280132008-01-23 Michael Matz <matz@suse.de>
28014
28015 PR debug/34895
28016 * dwarf2out.c (force_type_die): Use modified_type_die instead of
28017 gen_type_die.
28018
280192008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
28020
28021 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
28022 malloc result type.
28023
c95b2534 280242008-01-23 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
28025
28026 * config/avr/avr.c (avr_current_arch): New variable.
28027 (avr_arch_types): Add 'avr31' and 'avr51' entries.
28028 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
28029 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
28030 (avr_override_options): Init 'avr_current_arch'.
28031 (base_arch_s): Move from here...
28032 * config/avr/avr.h (base_arch_s): ... here. Add new members
28033 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
28034 'mega' to 'have_jmp_call'.
28035 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
28036 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
28037 macros.
28038 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
28039 architectures.
28040 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
28041 MULTILIB_MATCHES): Ditto.
28042
280432008-01-23 Richard Guenther <rguenther@suse.de>
28044
28045 PR middle-end/31529
28046 * cgraphunit.c (cgraph_reset_node): Always mark the node
28047 not reachable if it is not queued already.
28048
280492008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
28050
28051 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
28052 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
28053 (cputype_selected): New static variable.
28054 (bfin_handle_option): Set it if -mcpu is used.
28055 (override_option): Select default set of workarounds if no cpu type
28056 selected on the command line.
28057 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
28058
28059 From Michael Frysinger <michael.frysinger@analog.com>
28060 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
28061 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
28062
28063 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
28064 for bf547, bf523, bf524, and bf526.
28065 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
28066 bf526.
28067 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
28068 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
28069 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
28070 __ADSPBF547__ and __ADSPBF54x__ for bf547.
28071 * doc/invoke.texi (Blackfin Options): Document that
28072 -mcpu now accept bf547, bf523, bf524, and bf526.
28073
280742008-01-22 Eric Botcazou <ebotcazou@adacore.com>
28075
28076 PR rtl-optimization/34628
28077 * combine.c (try_combine): Stop and undo after the first combination
28078 if an autoincrement side-effect on the first insn has effectively
28079 been lost.
28080
280812008-01-22 David Edelsohn <edelsohn@gnu.org>
28082
28083 PR target/34529
28084 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
28085 Offset addresses are not valid for Altivec or paired float modes.
28086
280872008-01-22 Jakub Jelinek <jakub@redhat.com>
28088
28089 PR c++/34607
28090 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
28091 if DECL_INITIAL (decl) is error_mark_node.
28092
28093 PR c++/34914
28094 * c-common.c (handle_vector_size_attribute): Only allow
28095 integral, scalar float and fixed point types. Handle OFFSET_TYPE
28096 the same way as pointer, array etc. types.
28097 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
28098
28099 PR c++/34917
28100 * tree.c (build_type_attribute_qual_variant): Call
28101 build_qualified_type if attributes are equal, but quals are not.
28102
281032008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28104
28105 PR 32102
28106 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
28107 * flags.h (warn_strict_aliasing): Remove.
28108 (warn_strict_overflow): Remove.
28109 * opts.c (warn_strict_aliasing): Remove.
28110 (warn_strict_overflow): Remove.
28111 * c-opts.c (c_common_handle_option): -Wall only sets
28112 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
28113 (c_common_post_options): Give default values to -Wstrict-aliasing
28114 and -Wstrict-overflow if they are uninitialized.
28115 * common.opt (Wstrict-aliasing): Specify Var and Init.
28116 (Wstrict-overflow): Likewise.
28117
281182008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
28119
28120 PR rtl-optimization/26854
28121 PR rtl-optimization/34400
28122 PR rtl-optimization/34884
28123 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
28124 DF_RD->gen.
28125 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
28126 (df_rd_bb_info.expanded_lr_out): Deleted
28127 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
28128 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
28129 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28130 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28131 Removed code to allocate, initialize or free expanded_lr_out.
28132 (df_rd_bb_local_compute_process_def): Restructured to make more
28133 understandable.
28134 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
28135 sets if the sets are being trimmed.
28136
281372008-01-22 H.J. Lu <hongjiu.lu@intel.com>
28138
28139 PR bootstrap/32287
28140 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
28141 (as_vers): Likewise.
28142 * configure: Regenerated.
28143
281442008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28145
28146 PR middle-end/33092
28147 * tree-pass.h (pass_build_alias): New pass.
28148 * tree-ssa-alias.c (gate_build_alias): New.
28149 (pass_build_alias): New.
28150 * passes.c (init_optimization_passes): Add pass_build_alias after
28151 pass_create_structure_vars.
28152
281532008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
28154
28155 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
28156 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
28157 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
28158 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
28159 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
28160 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
28161 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
28162 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
28163 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
28164 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
28165 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
28166 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
28167 * config/s390/s390.md (FP_ALL): New mode iterator.
28168 (_d): New mode attribute.
28169 ("*signbit<mode>2>"): Changed mode of first operand.
28170 ("isinf<mode>2"): Changed mode of first operand.
28171 ("*TDC_insn"): Adaptation for DFP modes.
28172
281732008-01-22 Ben Elliston <bje@au.ibm.com>
28174
28175 * tree.c (check_qualified_type): Improve function description.
28176
281772008-01-21 Jason Merrill <jason@redhat.com>
28178
28179 PR c++/34196
28180 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
28181 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
28182 if it is set.
28183
281842008-01-21 DJ Delorie <dj@redhat.com>
28185
28186 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
28187 return zero.
28188
281892008-01-21 Richard Guenther <rguenther@suse.de>
28190
28191 PR middle-end/34856
28192 * tree-cfg.c (verify_expr): Allow all invariant expressions
28193 instead of just constant class ones as reference argument.
28194 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
28195 like any other constant.
28196 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
28197
281982008-01-21 H.J. Lu <hongjiu.lu@intel.com>
28199
28200 * regmove.c (fixup_match_1): Update call crossed frequencies.
28201
282022008-01-21 Richard Guenther <rguenther@suse.de>
28203
28204 PR c/34885
28205 * tree-inline.c (setup_one_parameter): Deal with mismatched
28206 types using a VIEW_CONVERT_EXPR.
28207
282082008-01-21 Alon Dayan <alond@il.ibm.com>
28209 Olga Golovanevsky <olga@il.ibm.com>
28210
28211 PR tree-optimization/34701
28212 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
28213 when the structure size is not a power of 2.
28214
282152008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
28216
28217 * doc/install.texi: Add doc for --enable-checking=df.
28218
282192008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
28220
28221 PR rtl-optimization/34808
28222 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
28223
282242008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28225
28226 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
28227 input.
28228
282292008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
28230
28231 PR rtl-optimization/26854
28232 PR rtl-optimization/34400
28233 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
28234 DF_RD->gen.
28235 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
28236 (df_rd_bb_info.expanded_lr_out): New.
28237 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
28238 * loop_iv.c (iv_analysis_loop_init): Ditto.
28239 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
28240 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
28241 Added code to allocate, initialize or free expanded_lr_out.
28242 (df_rd_bb_local_compute_process_def): Restructured to make
28243 more understandable.
28244 (df_rd_confluence_n): Add code to do nothing with fake edges and
28245 code to no apply invalidate_by_call sets if the sets are being trimmed.
28246 (df_lr_local_finalize): Renamed to df_lr_finalize.
28247 (df_live_local_finalize): Renamed to df_live_finalize.
28248
282492008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28250
28251 PR target/34831
28252 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28253 deciding whether to use reciprocal instructions.
28254
282552008-01-19 Uros Bizjak <ubizjak@gmail.com>
28256
28257 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28258 dwarf2out_note_section_used if cold_text_section is NULL.
28259
282602008-01-19 Jakub Jelinek <jakub@redhat.com>
28261
28262 PR gcov-profile/34610
28263 * tree-cfg.c (make_edges): Mark both outgoing edges from
28264 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28265 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28266 from OMP_FOR and OMP_CONTINUE outgoing edges.
28267
28268 * tree-profile.c (tree_profiling): Return early if
28269 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28270 at the end.
28271 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28272 from cfun to child_cfun.
28273 * function.h (struct function): Add after_tree_profile bit.
28274
c95b2534 282752008-01-19 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
28276
28277 * config/avr/avr.S (_exit): Disable interrupt.
28278
282792008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28280 Steven Bosscher <stevenb.gcc@gmail.com>
28281
28282 PR rtl-optimization/26854
28283 PR rtl-optimization/34400
28284 * df-problems.c (df_live_scratch): New scratch bitmap.
28285 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28286 (df_live_reset): Clear the proper bitmaps.
28287 (df_live_bb_local_compute): Only process the artificial defs once
28288 since the order is not important.
28289 (df_live_init): Init the df_live sets only with the variables
28290 found live by df_lr.
28291 (df_live_transfer_function): Use the df_lr sets to prune the
28292 df_live sets as they are being computed.
28293 (df_live_free): Free df_live_scratch.
28294
282952008-01-18 Ian Lance Taylor <iant@google.com>
28296
28297 * common.opt: Add fmerge-debug-strings.
28298 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28299 flag_merge_debug_strings rather than flag_merge_constants.
28300 * doc/invoke.texi (Option Summary): Mention
28301 -fmerge-debug-strings.
28302 (Debugging Options): Document -fmerge-debug-strings.
28303
283042008-01-18 Ian Lance Taylor <iant@google.com>
28305
28306 PR c++/33407
28307 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28308 (struct tree_function_decl): Add new field operator_new_flag.
28309 * tree-inline.c (expand_call_inline): When inlining a call to
28310 operator new, force the return value to go into a variable, and
28311 set DECL_NO_TBAA_P on that variable.
28312 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28313
283142008-01-18 Uros Bizjak <ubizjak@gmail.com>
28315
28316 PR debug/34484
28317 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28318 DWARF2_DEBUGGING_INFO.
28319 (dwarf2out_note_section_used): Ditto. Add prototype.
28320 (have_multiple_function_sections, text_section_used,
28321 cold_text_section_used, *cold_text_sections): Move declarations
28322 before their uses.
28323
283242008-01-17 Bob Wilson <bob.wilson@acm.org>
28325
28326 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28327 field and add signal_ra.
28328 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28329 assignments to frame state pc. Move end of stack check after
28330 MD_FALLBACK_FRAME_STATE_FOR.
28331 (uw_update_context_1): Use frame state signal_regs if set, instead
28332 of checking signal_frame flag.
28333 (uw_update_context): Use frame state signal_ra if set.
28334 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28335 * config/xtensa/linux-unwind.h: New file.
28336
283372008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28338
28339 * modulo-sched.c (get_sched_window): Fix comment typo.
28340
283412008-01-17 Andrew MacLeod <amacleod@redhat.com>
28342
28343 PR tree-optimization/34648
28344 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28345
c95b2534 283462008-01-17 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
28347
28348 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28349 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28350
283512008-01-17 Seongbae Park <seongbae.park@gmail.com>
28352
28353 PR rtl-optimization/34400
28354 * df-core.c (df_worklist_dataflow_overeager,
28355 df_worklist_dataflow_doublequeue): New functions.
28356 (df_worklist_dataflow): Two different worklist solvers.
28357 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28358 New param.
28359
283602008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28361
28362 PR testsuite/34821
28363 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28364 and ftree-parallelize-loops.
28365
283662008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28367
28368 PR rtl-optimization/34826
28369 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28370
283712008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28372
28373 * global.c (find_reg): Mark the eh regs as used if necessary.
28374 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28375 * ra.h (struct allocno): no_eh_reg field added. Changed
28376 no_stack_reg type to bitfield.
28377
283782008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28379
28380 * tree.c (substitute_in_expr): Add missing 'break'.
28381
283822008-01-17 Richard Guenther <rguenther@suse.de>
28383
28384 PR tree-optimization/34825
28385 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28386 x / x as division to handle.
28387
283882008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28389
28390 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28391 "-pthread" is specified.
28392 * pa-hpux11.h (LIB_SPEC): Likewise.
28393
283942008-01-16 Janis Johnson <janis187@us.ibm.com>
28395 Peter Bergner <bergner@vnet.ibm.com>
28396
28397 PR rtl-optimization/33796
28398 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28399
284002008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28401
28402 PR libgfortran/34699
28403 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28404 static links.
28405 * pa-hpux10.h (LINK_SPEC): Likewise.
28406 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28407
284082008-01-16 Richard Guenther <rguenther@suse.de>
28409
28410 PR middle-end/32628
28411 * fold-const.c (fold_convert_const_int_from_int): Do not
28412 set overflow if that occured only because of a sign extension
28413 change when converting from/to a sizetype with the same
28414 precision and signedness.
28415
284162008-01-16 Uros Bizjak <ubizjak@gmail.com>
28417
28418 PR debug/34249
28419 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28420 location address to the correct place. Update copyright year.
28421
284222008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28423
28424 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28425 no dependences in the dependence_relations vector.
28426
284272008-01-16 Jan Hubicka <jh@suse.cz>
28428
28429 PR rtl-optimization/31396
28430 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28431 * cfg.c (dump_reg_info): Print it.
28432 * regs.h (struct reg_info_t): add freq_calls_crossed.
28433 (REG_FREQ_CALLS_CROSSED): New macro.
28434 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28435 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28436 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28437 regmove_optimize): Update call crossed frequencies.
28438 * local-alloc.c (struct qty): Add freq_calls_crossed.
28439 (alloc_qty): Copute freq_calls_crossed.
28440 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28441 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28442 * ra.h (struct allocno): Add freq_calls_crossed.
28443
284442008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28445
28446 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28447 libgomp when compiling with ftree-parallelize-loops.
28448 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28449
284502008-01-16 Richard Guenther <rguenther@suse.de>
28451
28452 PR tree-optimization/34769
28453 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28454 * tree.c (int_cst_value): Instead make this function more
28455 permissive in what it accepts as valid input. Document this
28456 function always sign-extends the value.
28457
284582008-01-16 Jakub Jelinek <jakub@redhat.com>
28459 Richard Guenther <rguenther@suse.de>
28460
28461 PR c/34668
28462 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28463 (gimple_fold_indirect_ref_rhs): ... this.
28464 (gimple_fold_indirect_ref): New function with foldings
28465 that preserve lvalueness.
28466 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28467 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28468 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28469 to fold an INDIRECT_REF, fall back to the old use of
28470 fold_indirect_ref_1.
28471
284722008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28473
28474 * tree-data-ref.c (subscript_dependence_tester_1): Call
28475 free_conflict_function.
28476 (compute_self_dependence): Same.
28477
284782008-01-16 Uros Bizjak <ubizjak@gmail.com>
28479
28480 PR debug/34249
28481 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28482 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28483 function global.
28484 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28485 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28486 for DWARF2_UNWIND_INFO targets.
28487
284882008-01-16 Richard Guenther <rguenther@suse.de>
28489
28490 PR c/34768
28491 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28492 type qualifiers for function types.
28493
284942008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28495
28496 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28497 loop_iterator li from previous commit.
28498
284992008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28500
28501 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28502
285032008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28504
28505 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28506 (parallelize_loops): Don't parallelize irreducible components.
28507
285082008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28509
28510 PR c++/24924
28511 * c-opts (c_common_post_options): Do not enable CPP
28512 flag_pedantic_errors by default.
28513
285142008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28515
28516 PR rtl-optimization/31944
28517 * cse.c (remove_pseudo_from_table): New function.
28518 (merge_equiv_classes): Use above function to remove pseudo-registers.
28519 (invalidate): Likewise.
28520
285212008-01-13 Richard Guenther <rguenther@suse.de>
28522
28523 PR middle-end/34601
28524 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28525 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28526
285272008-01-13 Uros Bizjak <ubizjak@gmail.com>
28528
28529 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28530 validate_change to unshare the source of the PC set.
28531
285322008-01-12 Jan Hubicka <jh@suse.cz>
28533
28534 PR middle-end/32135
28535 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28536 references above array bounds. This might trigger bounds checks for
28537 pointers to arrays.
28538
285392008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28540
28541 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28542 new_replaceable_dependencies.
28543
285442008-01-12 Doug Kwan <dougkwan@google.com>
28545
28546 * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
28547 instead of OPT_Wreturn_type in warning due to ignored return type
28548 qualifiers.
28549 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28550 options included in -Wextra.
28551 * c.opt: New option -Wignored_qualifiers.
28552 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28553 -Wignore_qualifiers.
28554 (-Wignored-qualifiers): Document.
28555 (-Wreturn-type): Remove description of functionality now handled
28556 by -Wignored-qualifiers.
28557
285582008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28559
28560 PR ada/33788
28561 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28562 NOP_EXPR if it is between integral types with the same precision.
28563
285642008-01-12 Jan Hubicka <jh@suse.cz>
28565
28566 PR other/28023
28567 * invoke.texi (max-inline-recursive-depth): Fix default value.
28568
285692008-01-12 Zdenek Dvorak <ook@ucw.cz>
28570
28571 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28572 correct type.
28573
285742008-01-11 Bob Wilson <bob.wilson@acm.org>
28575
28576 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28577
285782008-01-11 James E. Wilson <wilson@specifix.com>
28579
28580 PR target/26015
28581 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28582
c95b2534 285832008-01-11 Anatoly Sokolov <aesok@post.ru>
a5f061dc
RG
28584
28585 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28586 save/restore frame pointer register and don't use 'call-prologues'
28587 optimization in function with "OS_task" attribute.
28588
285892008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28590
28591 PR middle-end/31309
28592 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28593 when copying to memory.
28594
285952008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28596
28597 PR rtl-optimization/30905
28598 * cfgcleanup.c: Include dce.h
28599 (crossjumps_occured): New global variable.
28600 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28601 If something changed, set crossjumps_occured to true.
28602 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28603 Don't add/remove fake edges to exit here...
28604 (cleanup_cfg): ...but do it here, when crossjumping.
28605 Run a fast DCE when successful crossjumps occured in the latest
28606 iteration of try_optimize_cfg.
28607
286082008-01-11 Richard Guenther <rguenther@suse.de>
28609
28610 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28611 (struct vn_unary_op_s): Likewise.
28612 (vn_reference_insert): Free old reference on hash collision.
28613
286142008-01-10 Raksit Ashok <raksit@google.com>
28615
28616 PR rtl-optimization/27971
28617 * combine.c (find_split_point): Split PLUS expressions which are
28618 inside a MEM rtx, and whose first operand is complex.
28619
286202008-01-10 DJ Delorie <dj@redhat.com>
28621
28622 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28623 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28624 (m32c_hard_regno_ok): Call the underlying function.
28625
286262008-01-10 Richard Guenther <rguenther@suse.de>
28627
28628 PR middle-end/34683
28629 * tree-cfg.c (tree_merge_blocks): Do not go through the
28630 full-blown folding and stmt updating path if we just deal
28631 with virtual operands.
28632 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28633 test for abnormal SSA_NAMEs.
28634
286352008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28636
28637 PR middle-end/34641
28638 * reload.c (push_reload): Add assertions. All constants from
28639 reg_equiv_constant should have been used for replacing the respective
28640 pseudo earlier.
28641 (find_reloads_address): Invoke find_reloads_address_part for
28642 constant taken from the reg_equiv_constant array.
28643
286442008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28645
28646 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28647 field (valnum) the first in the struct. Replace bools with
28648 unit bit fields.
28649
286502008-01-10 Richard Guenther <rguenther@suse.de>
28651
28652 PR tree-optimization/34651
28653 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28654 types and ordering for masking and converting.
28655
286562008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28657
28658 PR tree-optimization/34017
28659 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28660 also for PHI_NODE expressions.
28661
286622008-01-09 Jan Hubicka <jh@suse.cz>
28663
28664 PR tree-optimization/34708
28665 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28666 based on number of case labels.
28667 (init_inline_once): Remove switch_cost.
28668 * tree-inline.h (eni_weights_d): Remove switch_cost.
28669
286702008-01-09 Richard Guenther <rguenther@suse.de>
28671 Andrew Pinski <andrew_pinski@playstation.sony.com>
28672
28673 PR middle-end/30132
28674 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28675 temporary if an rvalue is ok or an lvalue is not required.
28676
286772008-01-09 Richard Guenther <rguenther@suse.de>
28678
28679 PR middle-end/34458
28680 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28681 adjust return type.
28682
286832008-01-09 Richard Guenther <rguenther@suse.de>
28684
28685 PR middle-end/34679
28686 * tree.c (host_integerp): Check for sizetype only if the
28687 type is an integer type.
28688
286892008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28690
28691 PR debug/26364
28692 * opts.c (decode_options): Disable inlining of functions called
28693 once if not in unit-at-a-time mode.
28694
286952008-01-09 Alexandre Oliva <aoliva@redhat.com>
28696
28697 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28698
286992008-01-08 Richard Guenther <rguenther@suse.de>
28700
28701 PR middle-end/31863
28702 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28703 out early if the result will be unused.
28704
287052008-01-08 Uros Bizjak <ubizjak@gmail.com>
28706
28707 PR target/34709
28708 Revert:
28709
28710 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28711 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28712 for TARGET_RECIP.
28713
287142008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28715
28716 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28717 for vectorization tuned.
28718
287192008-01-08 Richard Guenther <rguenther@suse.de>
28720
28721 PR tree-optimization/34683
28722 * tree-ssa-operands.c (operand_build_cmp): Export.
28723 * tree-ssa-operands.h (operand_build_cmp): Declare.
28724 * tree-vn.c (vuses_compare): Remove.
28725 (sort_vuses): Use operand_build_cmp.
28726 (sort_vuses_heap): Likewise.
28727 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28728 to re-use old VEC if available. Do not sort already sorted VUSEs.
28729 (vdefs_to_vec): Do not sort already sorted VDEFs.
28730
287312008-01-08 Jakub Jelinek <jakub@redhat.com>
28732
28733 PR middle-end/34694
28734 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28735
287362008-01-08 Uros Bizjak <ubizjak@gmail.com>
28737
28738 PR target/34702
28739 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28740 limitations of reciprocal sequences on x86 targets.
28741
287422008-01-08 Richard Guenther <rguenther@suse.de>
28743
28744 PR tree-optimization/34683
28745 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28746
287472008-01-07 Jakub Jelinek <jakub@redhat.com>
28748
28749 PR target/34622
28750 * config/darwin.c (darwin_mergeable_string_section): Don't use
28751 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28752
287532008-01-07 Uros Bizjak <ubizjak@gmail.com>
28754
28755 PR target/34682
28756 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28757 negxf2. Macroize expander using X87MODEF mode iterator. Change
28758 predicates of op0 and op1 to register_operand.
28759 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28760 expander using X87MODEF mode iterator. Change predicates of
28761 op0 and op1 to register_operand.
28762 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28763 corresponding patterns and macroize using MODEF macro. Change
28764 predicates of op0 and op1 to register_operand and remove
28765 "m" constraint. Disparage "r" alternative with "!".
28766 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28767 macroize using X87MODEF macro. Change predicates of op0 and op1
28768 to register_operand and remove "m" constraint. Disparage "r"
28769 alternative with "!".
28770 (absneg splitter with memory operands): Remove.
28771 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28772 patterns and macroize using X87MODEF mode iterator.
28773 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28774 Change predicate of op1 to register_operand.
28775 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28776 for memory operands.
28777
287782008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28779
28780 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28781
287822008-01-07 Richard Guenther <rguenther@suse.de>
28783
28784 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28785 fields.
28786
287872008-01-07 Richard Guenther <rguenther@suse.de>
28788
28789 PR tree-optimization/34683
28790 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28791 VOPs of the needed size to save memory. Use VEC_quick_push
28792 to save compile-time.
28793 (vdefs_to_vec): Likewise.
28794
287952008-01-07 Sa Liu <saliu@de.ibm.com>
28796
28797 * config/spu/spu.md (divdf3): Genetate inline code for double
28798 division. The implementation doesn't handle INF or NAN, therefore it
28799 only applies when -ffinite-math-only is given.
28800
288012008-01-06 Paolo Carlini <pcarlini@suse.de>
28802
28803 PR libstdc++/34680
28804 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28805 * doc/cpp.texi ([Common Predefined Macros]): Document.
28806
288072008-01-06 Uros Bizjak <ubizjak@gmail.com>
28808
28809 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28810 order to use commutative addition instead of subtraction.
28811
288122008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28813 Mircea Namolaru <namolaru@il.ibm.com>
28814 Vladimir Yanovsky <yanov@il.ibm.com>
28815 Revital Eres <eres@il.ibm.com>
28816
28817 PR tree-optimization/34263
28818 * tree-outof-ssa.c (process_single_block_loop_latch,
28819 contains_tree_r): New functions.
28820 (analyze_edges_for_bb): Call process_single_block_loop_latch
28821 function to empty single-basic-block latch block if possible.
28822
288232008-01-05 Uros Bizjak <ubizjak@gmail.com>
28824
28825 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28826 for TARGET_RECIP.
28827 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28828
288292008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28830
28831 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28832
288332008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28834
28835 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28836
288372008-01-05 Jakub Jelinek <jakub@redhat.com>
28838
28839 PR tree-optimization/34618
28840 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28841 flag from T.
28842
288432008-01-05 Uros Bizjak <ubizjak@gmail.com>
28844
28845 PR target/34673
28846 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28847 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28848 Update copyright year.
28849
28850 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28851 Update copyright year.
28852 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28853 using NR fixup.
28854
288552008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28856
28857 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28858 edge does not point to current bb before changing need_assert.
28859
288602008-01-04 Richard Guenther <rguenther@suse.de>
28861
28862 PR middle-end/34029
28863 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28864 for verifying purposes if they are is_gimple_min_invariant.
28865
288662008-01-04 Aldy Hernandez <aldyh@redhat.com>
28867
28868 PR tree-optimization/34448
28869 PR tree-optimization/34465
28870 * gimplify.c (gimplify_init_constructor): Add new parameter
28871 notify_temp_creation. Use it.
28872 (gimplify_modify_expr_rhs): Take volatiles into account when
28873 optimizing constructors.
28874 Do not optimize constructors if gimplify_init_constructor will dump to
28875 memory.
28876 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28877 * gcc.c-torture/compile/pr34448.c: New.
28878
288792008-01-04 Jakub Jelinek <jakub@redhat.com>
28880
28881 PR gcov-profile/34609
28882 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28883 return_slot if result is TREE_ADDRESSABLE.
28884
288852008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28886
28887 * config/mips/mips.md (sqrt_condition): Tweak comment.
28888 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28889
288902008-01-03 Tom Tromey <tromey@redhat.com>
28891
28892 PR c/34457
28893 * c-common.c (c_type_hash): Handle VLAs.
28894
288952008-01-03 Jan Hubicka <jh@suse.cz>
28896
28897 PR tree-optimization/31081
28898 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28899 0 when inlining and not inlining to first basic block.
28900 (remap_decl): When var is initialized to 0, don't set default_def.
28901 (expand_call_inline): Set entry_bb.
28902 * tree-inline.h (copy_body_data): Add entry_bb.
28903
289042008-01-03 Jakub Jelinek <jakub@redhat.com>
28905
28906 PR c++/34619
28907 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28908 before returning.
28909
28910 PR tree-optimization/29484
28911 * tree-inline.c (inline_forbidden_p_2): New function.
28912 (inline_forbidden_p): Disallow inlining if some static var
28913 has an address of a local LABEL_DECL in its initializer.
28914 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28915 vs. inlining.
28916
289172008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28918
28919 PR tree-optimization/34635
28920 * tree-data-ref.c (add_other_self_distances): Make sure that the
28921 evolution step is constant.
28922
289232008-01-03 Jakub Jelinek <jakub@redhat.com>
28924
28925 PR middle-end/34608
28926 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28927
289282008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28929
28930 * tree-sra.c (scalarize_init): Insert the generate_element_init
28931 statements after the generate_element_zero statements.
28932
289332008-01-02 Richard Guenther <rguenther@suse.de>
28934
28935 PR middle-end/34093
28936 PR middle-end/31976
28937 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28938 for very large number of operands instead of ICEing.
28939
c95b2534 289402008-01-02 Arthur Norman <acn1@cam.ac.uk>
a5f061dc
RG
28941
28942 PR target/34013
28943 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28944 while stack probing.
28945
289462008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28947
28948 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28949 in C++0x mode.
28950
289512008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28952
28953 PR libmudflap/26442
28954 * tree-mudflap.c (mx_register_decls): Guard warning by
28955 !DECL_ARTIFICIAL check.
28956
289572008-01-01 Jakub Jelinek <jakub@redhat.com>
28958
28959 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28960 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28961 sse5_perm<mode>): Fix constraints.