1 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4 with REG_P tests before REGNO access.
6 2007-09-24 DJ Delorie <dj@redhat.com>
9 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
11 (movqicc_<code>_<mode>): Likewise.
12 (movhicc_<code>_<mode>): Likewise.
14 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
17 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
20 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
23 * config/i386/i386.c (ix86_comp_type_attributes): Check
26 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
28 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
29 "move.l %a4,%a4" to produce nops.
30 * config/m68k/m68k.c (override_options): Reset align options,
31 if neccessary align macro isn't avaible.
33 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
35 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
37 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
39 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
41 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
43 (peephole pattern): Convert most of them to RTL peephole pattern.
45 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
47 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
48 (moved from fp compare patterns).
49 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
50 Cleanup predicates to relieve reload.
51 (conditional_trap): Reject conditional trap with fp condition.
52 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
53 certain constants early.
55 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
57 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
59 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
61 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
62 Allow --with-tune=cell and --with-cpu=cell.
64 2007-09-24 David Edelsohn <edelsohn@gnu.org>
66 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
67 * config/rs6000/rs6000.opt (swdiv): Change option to ...
69 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
71 (TARGET_BUILTIN_RECIPROCAL): Use it.
72 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
73 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
74 (rs6000_emit_swrsqrtsf): New.
75 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
77 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
78 (divsf3): Remove swdiv support.
81 (rsqrt_internal1): New.
82 (divdf3): Remove swdiv support.
85 2007-09-24 Jakub Jelinek <jakub@redhat.com>
88 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
90 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
91 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
92 * tree.c (type_hash_eq): For FUNCTION_TYPE use
93 lang_hooks.type.type_hash_eq in addition to generic tests.
95 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
96 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
98 * tree-inline.h (eni_weights): Add field target_builtin_cost to
99 reflect the cost per call to a target specific builtin.
100 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
101 call to a target specific builtin, then use target_builtin_call_cost.
102 (init_inline_once): Initialize target_builtin_call_cost field.
104 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
107 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
110 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
112 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
113 * configure: Regenerated.
115 2007-09-23 Ollie Wild <aaw@google.com>
117 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
119 (get_pointer_modulus_and_residue): New function.
121 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
123 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
124 combine an SC return value into a single register.
126 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
128 * opth-gen.awk (target_flags_explicit): Declare.
129 * toplev.h (target_flags_explicit): Delete declaration.
130 * toplev.c (target_flags): Likewise.
131 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
132 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
133 Never return true for TARGET_MIPS16.
134 * config/mips/mips.c (mips_llsc): Delete.
135 (mips_handle_option): Remove -mllsc handling.
136 (mips_strip_unspec_address): Tweak comment.
137 * config/mips/mips.opt (mllsc): Use a target mask.
139 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
141 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
142 word_mode as well as Pmode.
144 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
146 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
147 parameters from word_mode to the subword type if such a truncation
150 2007-09-23 Jakub Jelinek <jakub@redhat.com>
152 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
153 * configure: Regenerated.
155 2007-09-23 Jan Hubicka <jh@suse.cz>
157 * params.def (INLINE_CALL_COST): Set to 12.
158 * invoke.texi (inline-call-cost): Update default value.
160 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
162 * config/alpha/alpha.md (movti): Use operand_subword for the split.
164 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
165 Revital Eres <eres@il.ibm.com>
167 * modulo-sched.c (doloop_register_get): Rewrite the loop which
168 checks whether the count_reg is found outside the control part.
170 2007-09-23 Jakub Jelinek <jakub@redhat.com>
172 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
173 instead of checking CALL_EXPR_FN directly to test for builtins.
174 If error or warning attributes are present, print
176 * c-common.c (handle_error_attribute): New function.
177 (c_common_attribute_table): Add error and warning
179 * doc/extend.texi: Document error and warning attributes.
181 * tree.h (block_nonartificial_location): New prototype.
182 * tree.c (block_nonartificial_location): New function.
183 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
184 if artificial attribute is present on abstract inline decl.
185 * c-common.c (handle_artificial_attribute): New function.
186 (c_common_attribute_table): Add artificial attribute.
187 * final.c (override_filename, override_linenum): New variables.
188 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
189 and override_linenum if inside of a block inlined from
190 __attribute__((__artificial__)) function.
191 (notice_source_line): Honor override_filename and override_linenum.
192 * doc/extend.texi: Document __attribute__((__artificial__)).
193 * config/i386/emmintrin.h: Add __artificial__ attribute to
194 all __always_inline__ functions.
195 * config/i386/mmintrin.h: Likewise.
196 * config/i386/tmmintrin.h: Likewise.
197 * config/i386/mm3dnow.h: Likewise.
198 * config/i386/pmmintrin.h: Likewise.
199 * config/i386/ammintrin.h: Likewise.
200 * config/i386/xmmintrin.h: Likewise.
201 * config/i386/smmintrin.h: Likewise.
202 * config/i386/bmmintrin.h: Likewise.
203 * config/i386/mmintrin-common.h: Likewise.
206 * expr.c (expand_constructor): New function.
207 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
208 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
211 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
213 * config/mips/mips.c (dump_constants_1): Generalize to include
214 fractional and accumulator modes.
216 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
218 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
219 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
221 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
222 TARGET_HARD_FLOAT when testing whether -mpaired-single is
224 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
226 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
228 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
229 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
231 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
232 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
233 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
235 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
237 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
238 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
239 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
241 2007-09-22 Jason Merrill <jason@redhat.com>
244 * attribs.c (lookup_attribute_spec): Split out...
245 (decl_attributes): From here.
246 * tree.h: Declare it.
248 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
250 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
252 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
254 * tree-inline.c (remap_type_1): Correctly chain variants.
256 2007-09-22 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/33146
259 * fold-const.c (fold_binary): Use the original tree
261 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
264 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
267 * except.c (finish_eh_generation): Call commit_edge_insertions if
268 there are insns queued on the entry edge.
269 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
272 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
274 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
276 2007-09-19 Michael Meissner <michael.meissner@amd.com>
278 * gcc/config/i386/i386.c: Delete trailing whitespace.
279 * gcc/config/i386/i386.h: Ditto.
280 * gcc/config/i386/bmmintrin.h: Ditto.
281 * gcc/config/i386/sync.md: Ditto.
282 * gcc/config/i386/ppro.md: Ditto.
283 * gcc/config/i386/mmx.md: Ditto.
284 * gcc/config/i386/constraints.md: Ditto.
285 * gcc/config/i386/sse.md: Ditto.
286 * gcc/config/i386/athlon.md: Ditto.
287 * gcc/config/i386/i386.md: Ditto.
289 2007-09-21 Richard Guenther <rguenther@suse.de>
291 PR tree-optimization/33508
292 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
293 quadratic loop by keeping a bitmap of variables we have
294 to clobber all subvariables for.
295 (set_initial_properties): Likewise.
297 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
299 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
301 2007-09-20 Nigel Stephens <nigel@mips.com>
302 Chao-ying Fu <fu@mips.com>
304 * c-decl.c (finish_declspecs): When _Sat is used without
305 _Fract or _Accum, set the default type to cts_fract.
306 This avoids a warning of "type defaults to int".
308 2007-09-20 Joseph Myers <joseph@codesourcery.com>
310 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
311 bit-fields wider than one bit.
313 2007-09-20 Jakub Jelinek <jakub@redhat.com>
316 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
318 * dbxout.c (dbxout_type): Likewise.
322 * gimplify.c (gimplify_vla_decl): New function.
323 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
325 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
327 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
329 * doc/invoke.texi (-minterlink-mips16): Document.
330 * config/mips/mips.opt (minterlink-mips16): New option.
331 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
334 2007-09-20 Joseph Myers <joseph@codesourcery.com>
336 * doc/extend.texi (Attribute Syntax): Remove old speculative
339 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
341 * combine.c: Include cgraph.h.
342 (setup_incoming_promotions): Rework to allow more aggressive
343 elimination of sign extensions when all call sites of the
344 current function are known to lie within the current unit.
346 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
348 * dse.c (find_shift_sequence): No-op rework of control flow.
350 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
352 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
353 GPR for DCmode on 64-bit targets. Remove redundant fallback.
355 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
357 * cfgexpand.c (dump_stack_var_partition): Use the correct
358 index for the offset.
360 2007-09-19 Joseph Myers <joseph@codesourcery.com>
362 * config/mips/sde.h: Switch to GPLv3.
364 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
366 * tree-sra.c (decide_block_copy): Decide if there are groups.
368 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
370 * config/m68k/m68k.c (output_move_himode): Remove jump table
372 config/m68k/m68k.md (lea): Likewise.
373 * config/m68k/m68k.c (print_operand_address): Use simple pc
376 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
378 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
379 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
381 (asm_insn_count): Pass template as second argument to it.
382 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
383 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
384 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
385 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
386 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
387 (sh_insn_length_adjustment): Pass template as second argument to it.
388 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
390 * config/bfin/bfin.md (define_asm_attributes): New.
392 2007-09-19 Jie Zhang <jie.zhang@analog.com>
394 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
396 * config/bfin/print-sysroot-suffix.sh: New.
397 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
398 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
399 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
400 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
401 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
402 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
403 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
404 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
405 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
406 (linux-sysroot-suffix.h): New target.
407 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
408 (mspecld-anomaly): Likewise.
409 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
410 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
411 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
412 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
413 (bfin_si_revision): Declare.
414 (bfin_workarounds): Declare.
415 (WA_SPECULATIVE_LOADS): Define.
416 (ENABLE_WA_SPECULATIVE_LOADS): Define.
417 (WA_SPECULATIVE_SYNCS): Define.
418 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
419 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
420 (LIB_SPEC): Add %s to the linker scripts.
421 Use proper linker script for bf522, bf525, bf527,
422 bf538, bf539, bf542, bf544, bf548, and bf549.
423 * config/bfin/bfin.c (bfin_si_revision): Define.
424 (bfin_workarounds): Define.
425 (struct bfin_cpu): New.
427 (bfin_handle_option): Handle silicon revision part of -mcpu option.
428 (override_options): Set bfin_workarounds.
429 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
430 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
431 ENABLE_WA_SPECULATIVE_LOADS.
432 (bfin_reorg): Likewise.
433 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
434 macros for bf522, bf525, bf527, bf538, bf539,
435 bf542, bf544, bf548, and bf549.
436 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
437 Don't define __ID_SHARED_LIB__ when -msep-data.
438 (TARGET_DEFAULT): Define as 0.
439 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
440 * doc/invoke.texi (Blackfin Options): Document silicon
441 revision part of -mcpu option and it now accepts bf522, bf525,
442 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
444 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * alias.c (memory_modified_1): Deconstify.
447 (memory_modified_in_insn_p): Don't use const_note_stores.
448 * rtl.h (const_note_stores): Delete.
449 * rtlanal.c (const_note_stores): Likewise.
451 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
453 * dse.c (find_shift_sequence): Temporarily revert to forbidding
456 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
460 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
461 (addsi_small_int): Likewise.
462 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
463 (one_cmplsi2): Likewise.
465 (enter_func): Expand insn using hard_frame_pointer_rtx and
468 * config/fr30/fr30.c (fr30_expand_prologue): Check for
469 hard_frame_pointer_rtx instead of using REGNO() check.
470 Properly sign extend GEN_INT() argument.
472 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
474 * config/m68k/m68k.c (override_options): Remove USE_GAS,
476 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
477 alternatives with just jcc.
478 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
479 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
480 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
481 dbge_hi, dbge_si): Likewise.
483 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
485 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
486 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
487 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
488 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
489 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
491 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
493 * config/m68k/m68k-devices.def (51qe): New device.
494 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
495 to all uses of FL_FOR_isa_c for compatibility.
496 (all_microarchs): Add cfv1 microarchitecture.
497 (m68k_handle_option): Handle m51qe option.
498 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
499 (TUNE_CFV1): New macro.
500 (enum uarch_type): Add ucfv1.
501 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
503 2007-09-18 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/31863
506 * tree-ssa-structalias.c (create_variable_info_for): Always
509 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
511 * opts.c (decode_options): Enable vectorization under -O3.
513 2007-09-18 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/33340
516 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
517 SSA_NAMEs that occur in abnormal PHI nodes.
519 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
521 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
522 Don't use const_get_call_expr_in.
523 * tree-gimple.c (const_get_call_expr_in): Delete.
524 * tree-gimple.h (const_get_call_expr_in): Likewise.
526 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
528 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
529 not yet have a basic block.
530 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
532 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
534 * config/mips/mips.c (mips_file_start): Add ".previous" directives
537 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
539 * config/mips/mips.c (mips_output_mi_thunk): Use
540 mips_function_ok_for_sibcall and const_call_insn_operand
541 to determine if a direct sibcall is allowed. Use
542 mips_classify_symbol to determine a global pointer is needed.
544 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
546 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
548 2007-09-17 Chao-ying Fu <fu@mips.com>
549 Nigel Stephens <nigel@mips.com>
551 * config/fixed-bit.h: New file.
552 * config/fixed-bit.c: New file.
553 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
555 2007-09-18 Jakub Jelinek <jakub@redhat.com>
557 * c-format.h (format_kind_info): Add alloc_char field.
558 * c-format.c (scanf_flag_specs): Add 'm'.
559 (scanf_flag_pairs): Add 'a', 'm' pair.
560 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
561 (format_types_orig): Add alloc_char fields.
562 (check_format_info_main): Rename aflag to alloc_flag.
563 Handle fki->alloc_char. modifier after width and before length
564 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
565 length modifiers as well.
566 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
569 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
570 returned by build_call_expr.
572 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
574 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
575 NULL for variable-sized records too.
576 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
578 2007-09-17 Tom Tromey <tromey@redhat.com>
580 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
581 (c_builtin_function): Likewise.
582 (grokdeclarator): Likewise.
584 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
586 PR rtl-optimization/26449
587 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
588 (seq_insns_valid_p): Removed.
590 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
592 * tree-nomudflap.c (gate_mudflap): New static function.
593 (pass_mudflap_1): Use it as gate function.
594 (pass_mudflap_2): Likewise.
596 2007-09-17 Jan Hubicka <jh@suse.cz>
600 * loop-invariant.c (move_invariant_reg): Unshare sequence.
602 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
604 PR tree-optimization/33319
605 * tree-vect-analyze.c (vect_same_range_drs): New.
606 (vect_vfa_range_equal): New.
607 (vect_is_duplicate_ddr): Removed.
608 (vect_mark_for_runtime_alias_test): Do not perform marking when
609 optimizing for size or max_param for alias checking is zero.
610 Move the function before vect_analyze_data_ref_dependence.
611 (vect_analyze_data_ref_dependence): Add call to
612 vect_mark_for_runtime_alias_test in two cases when dependence
614 (vect_analyze_data_ref_dependences): Do not call to
615 vect_mark_for_runtime_alias_test.
616 (vect_prune_runtime_alias_test_list): New.
617 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
618 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
619 Update vec_outside_cost.
620 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
621 (vect_create_cond_for_alias_checks): Build the base address of data
622 reference from DR_GROUP_FIRST_DR.
623 (vect_loop_versioning): New.
624 (vect_transform_loop): Add a call to vect_loop_versioning.
625 Remove factored out code.
627 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
633 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
635 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
636 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
637 Fix the call to insn_rtx_cost. Skip access sizes that require a
638 real truncation of the store register. Use convert_move instead
639 of gen_lowpart when narrowing the result.
640 (replace_read): Use convert_move instead of gen_lowpart when
641 narrowing the store rhs.
643 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
645 * config/mips/mips.md (SHORT): Fix long line.
646 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
647 to QImode and HImode.
649 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
651 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
653 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
655 * tree-parloops.c: New file.
656 * tree-ssa-operands.h (free_stmt_operands): Declare.
657 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
659 * tree-pass.h (pass_parallelize_loops): Declare.
660 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
662 (build_omp_regions_1): Allow analysing just a single OMP region and
664 ( build_omp_regions_root, omp_expand_local): New functions.
665 (build_omp_regions): Add argument to build_omp_regions_1 call.
666 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
667 autoparallelization is run.
668 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
669 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
670 pass_parallelize_loops): New.
671 * common.opt (ftree-parallelize-loops): New.
672 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
673 parallelize_loops): Declare.
674 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
675 * Makefile.in (tree-parloops.o): Added.
676 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
678 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
679 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
680 one extra edge as well.
681 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
682 Use VEC_free to free doms vector.
683 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
684 operands. Recompute operand caches in the new function.
685 (move_sese_region_to_fn): Update loop info.
686 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
687 * tree-ssa-operands.c (free_stmt_operands): New function.
689 * doc/passes.texi: Document autoparallelization.
690 * doc/invoke.texi (-ftree-parallelize-loops): New option.
692 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
695 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
698 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
700 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
702 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
703 get_vectype_for_scalar_type succeeded.
704 (vectorizable_conversion): Likewise.
706 2007-09-14 Jan Hubicka <jh@suse.cz>
708 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
711 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
715 register when operands[2] equals operands[1].
716 (remainderxf3): Ditto.
718 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
719 Nigel Stephens <nigel@mips.com>
721 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
722 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
723 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
725 (_Unwind_ForcedUnwind): Likewise.
726 (_Unwind_Resume): Likewise.
727 (_Unwind_Resume_or_Rethrow): Likewise.
728 (_Unwind_Backtrace): Likewise.
729 (_Unwind_SjLj_RaiseException): Likewise.
730 (_Unwind_SjLj_ForcedUnwind): Likewise.
731 (_Unwind_SjLj_Resume): Likewise.
732 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
733 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
735 (_Unwind_ForcedUnwind): Likewise.
736 (_Unwind_Resume): Likewise.
737 (_Unwind_Resume_or_Rethrow): Likewise.
738 (_Unwind_Backtrace): Likewise.
739 * unwind-compat.c (_Unwind_Backtrace): Likewise.
740 (_Unwind_ForcedUnwind): Likewise.
741 (_Unwind_RaiseException): Likewise.
742 (_Unwind_Resume): Likewise.
743 (_Unwind_Resume_or_Rethrow): Likewise.
745 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
746 nomips16 mode when IN_LIBGCC2 with hard float.
748 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
750 * config/mips/sdemtk.opt: Update to GPLv3.
751 * config/mips/sdemtk.h: Likewise.
753 2007-09-14 Nigel Stephens <nigel@mips.com>
755 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
756 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
757 for mipsisa32-*-linux*.
759 2007-09-14 Nigel Stephens <nigel@mips.com>
760 David Ung <davidu@mips.com>
761 Thiemo Seufer <ths@mips.com>
762 Richard Sandiford <richard@codesourcery.com>
764 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
765 * configure.ac: Add a mipssde threading type.
766 * configure: Regenerate.
767 * config/mips/sdemtk.h: New file.
768 * config/mips/t-sdemtk: Likewise.
769 * config/mips/sdemtk.opt: Likewise.
770 * gthr-mipssde.h: Likewise.
771 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
772 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
773 (MIPS_ICACHE_SYNC): New macro, split from ...
774 * config/mips/mips.md (clear_cache): ...here.
775 * config/mips/mips.c (mips_save_reg_p): Check
776 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
777 (build_mips16_function_stub): Use targetm.strip_name_encoding.
778 (build_mips16_call_stub): Likewise.
780 2007-09-14 Richard Sandiford <richard@codesourcery.com>
782 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
784 2007-09-14 Jakub Jelinek <jakub@redhat.com>
787 * config/ia64/ia64.c (find_gr_spill): Don't decrement
788 current_frame_info.n_local_regs. Don't return emitted local
790 (ia64_compute_frame_size): Improve unwind hack to put
791 RP, PFS, FP in that order by allowing some of the registers
792 been already emitted, as long as they are emitted to the
795 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
797 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
798 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
799 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
801 2007-09-13 Eric Christopher <echristo@apple.com>
802 Kenneth Zadeck <zadeck@naturalbridge.com>
804 * dse.c (find_shift_sequence): New function.
805 (replace_read): Add case to remove read if it requires shift.
806 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
808 2007-09-13 Tom Tromey <tromey@redhat.com>
810 * c-common.c (fname_as_string): Update.
811 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
812 (c_lex_one_token): Update. Add 'parser' argument.
813 (c_parser_simple_asm_expr): Update.
814 (c_parser_attributes): Update.
815 (c_parser_asm_statement): Update.
816 (c_parser_asm_operands): Update.
817 (c_parser_peek_token): Update.
818 (c_parser_peek_2nd_token): Update.
819 * c-lex.c (c_lex_string_translate): Remove.
820 (c_lex_return_raw_strings): Likewise.
821 (c_lex_with_flags): Added 'lex_flags' argument.
822 (lex_string): Added 'translate' argument.
823 * c-pragma.h (c_lex_with_flags): Update.
824 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
825 (C_LEX_STRING_NO_TRANSLATE): New define.
826 (C_LEX_RAW_STRINGS): Likewise.
828 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
831 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
832 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
833 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
834 (bfin_init_builtins): Initialize __builtin_bfin_ones,
835 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
836 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
837 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
838 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
839 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
840 (bdesc_1arg): Add __builtin_bfin_ones.
841 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
842 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
843 and __builtin_bfin_csqu_fr16.
844 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
845 (ones): New define_insn.
846 (ssaddhi3_parts): New define_insn.
847 (sssubhi3_parts): New define_insn.
848 (flag_mulhi_parts): New define_insn.
850 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
852 * common.opt (femit-class-debug-always): Turn off by default.
854 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
856 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
857 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
859 2007-09-13 James E. Wilson <wilson@specifix.com>
861 PR tree-optimization/33389
862 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
863 then set build_loads before returning.
865 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
866 David Ung <davidu@mips.com>
868 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
869 {d}addiu and a negative immediate such that it works with MIPS16
872 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
875 * configure.ac (ld_vers): Support Linux linker.
876 * configure: Regenerated.
878 2007-09-13 Richard Sandiford <richard@codesourcery.com>
879 Sandra Loosemore <sandra@codesourcery.com>
881 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
882 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
883 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
884 nomips16 into decl attributes.
885 (TARGET_INSERT_ATTRIBUTES): Override.
886 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
887 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
888 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
889 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
890 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
891 (mips_use_mips16_mode_p): Reimplement as a function that takes
892 a decl and considers only decl attributes. If the decl is nested
893 function, use its parent attributes.
894 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
895 instead of SYMBOL_REF_MIPS16_FUNC_P.
896 (mips_set_mips16_mode): Move call to sorry here from old
897 mips_use_mips16_mode_p.
898 (mflip_mips16_entry): New structure.
899 (mflip_mips16_htab): New variable.
900 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
901 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
902 (mips_merge_decl_attributes): New function.
903 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
904 Use mips_use_mips16_mode_p.
905 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
906 SYMBOL_REF_MIPS16_FUNC_P.
907 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
909 2007-09-13 Richard Sandiford <richard@codesourcery.com>
911 * c-parser.c (c_parser_struct_declaration): Check for a null return.
913 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
916 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
918 2007-09-12 Michael Meissner <michael.meissner@amd.com>
919 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
920 Tony Linthicum <tony.linthicum@amd.com>
922 * tree.h (function_args_iterator): New type to iterate over
924 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
925 function arguments providing a pointer to the argument.
926 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
927 function arguments providing the argument.
928 (function_args_iter_init): Inline function to initialize
929 function_args_iterator.
930 (function_args_iter_cond_ptr): Inline function to return the next
931 pointer to hold the argument.
932 (function_args_iter_cond): Inline function to return the next
934 (function_args_iter_cond_next): Advance the function args
936 (stdarg_p): New function, return true if variable argument
938 (prototype_p): New function, return true if function is
940 (function_args_count): New function, count the number of arguments
943 * tree.c (stdarg_p): New function, return true if variable
945 (prototype_p): New function, return true if function is
948 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
949 (TARGET_ROUND): New macro for the round/ptest instructions which
950 are shared between SSE4.1 and SSE5.
951 (OPTION_MASK_ISA_ROUND): Ditto.
952 (OPTION_ISA_ROUND): Ditto.
953 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
954 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
956 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
957 (-mfused-madd): New switch to give users control over whether the
958 compiler optimizes to use the multiply/add SSE5 instructions.
960 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
961 m_ATHLON_K8_AMDFAM10, and change all uses.
962 (enum pta_flags): Add PTA_SSE5.
963 (ix86_handle_option): Turn off 3dnow if -msse5.
964 (override_options): Add SSE5 support.
965 (print_operand): %Y prints comparison codes for SSE5 com/pcom
967 (ix86_expand_sse_movcc): Add SSE5 support.
968 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
969 vector type to the next largest size.
970 (ix86_expand_sse5_pack): New function to use pperm to pack a
971 vector type to the next smallest size.
972 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
973 (IX86_BUILTIN_FMADDSD): Ditto.
974 (IX86_BUILTIN_FMADDPS): Ditto.
975 (IX86_BUILTIN_FMADDPD): Ditto.
976 (IX86_BUILTIN_FMSUBSS): Ditto.
977 (IX86_BUILTIN_FMSUBSD): Ditto.
978 (IX86_BUILTIN_FMSUBPS): Ditto.
979 (IX86_BUILTIN_FMSUBPD): Ditto.
980 (IX86_BUILTIN_FNMADDSS): Ditto.
981 (IX86_BUILTIN_FNMADDSD): Ditto.
982 (IX86_BUILTIN_FNMADDPS): Ditto.
983 (IX86_BUILTIN_FNMADDPD): Ditto.
984 (IX86_BUILTIN_FNMSUBSS): Ditto.
985 (IX86_BUILTIN_FNMSUBSD): Ditto.
986 (IX86_BUILTIN_FNMSUBPS): Ditto.
987 (IX86_BUILTIN_FNMSUBPD): Ditto.
988 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
989 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
990 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
991 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
992 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
993 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
994 (IX86_BUILTIN_PPERM): Ditto.
995 (IX86_BUILTIN_PERMPS): Ditto.
996 (IX86_BUILTIN_PERMPD): Ditto.
997 (IX86_BUILTIN_PMACSSWW): Ditto.
998 (IX86_BUILTIN_PMACSWW): Ditto.
999 (IX86_BUILTIN_PMACSSWD): Ditto.
1000 (IX86_BUILTIN_PMACSWD): Ditto.
1001 (IX86_BUILTIN_PMACSSDD): Ditto.
1002 (IX86_BUILTIN_PMACSDD): Ditto.
1003 (IX86_BUILTIN_PMACSSDQL): Ditto.
1004 (IX86_BUILTIN_PMACSSDQH): Ditto.
1005 (IX86_BUILTIN_PMACSDQL): Ditto.
1006 (IX86_BUILTIN_PMACSDQH): Ditto.
1007 (IX86_BUILTIN_PMADCSSWD): Ditto.
1008 (IX86_BUILTIN_PMADCSWD): Ditto.
1009 (IX86_BUILTIN_PHADDBW): Ditto.
1010 (IX86_BUILTIN_PHADDBD): Ditto.
1011 (IX86_BUILTIN_PHADDBQ): Ditto.
1012 (IX86_BUILTIN_PHADDWD): Ditto.
1013 (IX86_BUILTIN_PHADDWQ): Ditto.
1014 (IX86_BUILTIN_PHADDDQ): Ditto.
1015 (IX86_BUILTIN_PHADDUBW): Ditto.
1016 (IX86_BUILTIN_PHADDUBD): Ditto.
1017 (IX86_BUILTIN_PHADDUBQ): Ditto.
1018 (IX86_BUILTIN_PHADDUWD): Ditto.
1019 (IX86_BUILTIN_PHADDUWQ): Ditto.
1020 (IX86_BUILTIN_PHADDUDQ): Ditto.
1021 (IX86_BUILTIN_PHSUBBW): Ditto.
1022 (IX86_BUILTIN_PHSUBWD): Ditto.
1023 (IX86_BUILTIN_PHSUBDQ): Ditto.
1024 (IX86_BUILTIN_PROTB): Ditto.
1025 (IX86_BUILTIN_PROTW): Ditto.
1026 (IX86_BUILTIN_PROTD): Ditto.
1027 (IX86_BUILTIN_PROTQ): Ditto.
1028 (IX86_BUILTIN_PROTB_IMM): Ditto.
1029 (IX86_BUILTIN_PROTW_IMM): Ditto.
1030 (IX86_BUILTIN_PROTD_IMM): Ditto.
1031 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1032 (IX86_BUILTIN_PSHLB): Ditto.
1033 (IX86_BUILTIN_PSHLW): Ditto.
1034 (IX86_BUILTIN_PSHLD): Ditto.
1035 (IX86_BUILTIN_PSHLQ): Ditto.
1036 (IX86_BUILTIN_PSHAB): Ditto.
1037 (IX86_BUILTIN_PSHAW): Ditto.
1038 (IX86_BUILTIN_PSHAD): Ditto.
1039 (IX86_BUILTIN_PSHAQ): Ditto.
1040 (IX86_BUILTIN_FRCZSS): Ditto.
1041 (IX86_BUILTIN_FRCZSD): Ditto.
1042 (IX86_BUILTIN_FRCZPS): Ditto.
1043 (IX86_BUILTIN_FRCZPD): Ditto.
1044 (IX86_BUILTIN_CVTPH2PS): Ditto.
1045 (IX86_BUILTIN_CVTPS2PH): Ditto.
1046 (IX86_BUILTIN_COMEQSS): Ditto.
1047 (IX86_BUILTIN_COMNESS): Ditto.
1048 (IX86_BUILTIN_COMLTSS): Ditto.
1049 (IX86_BUILTIN_COMLESS): Ditto.
1050 (IX86_BUILTIN_COMGTSS): Ditto.
1051 (IX86_BUILTIN_COMGESS): Ditto.
1052 (IX86_BUILTIN_COMUEQSS): Ditto.
1053 (IX86_BUILTIN_COMUNESS): Ditto.
1054 (IX86_BUILTIN_COMULTSS): Ditto.
1055 (IX86_BUILTIN_COMULESS): Ditto.
1056 (IX86_BUILTIN_COMUGTSS): Ditto.
1057 (IX86_BUILTIN_COMUGESS): Ditto.
1058 (IX86_BUILTIN_COMORDSS): Ditto.
1059 (IX86_BUILTIN_COMUNORDSS): Ditto.
1060 (IX86_BUILTIN_COMFALSESS): Ditto.
1061 (IX86_BUILTIN_COMTRUESS): Ditto.
1062 (IX86_BUILTIN_COMEQSD): Ditto.
1063 (IX86_BUILTIN_COMNESD): Ditto.
1064 (IX86_BUILTIN_COMLTSD): Ditto.
1065 (IX86_BUILTIN_COMLESD): Ditto.
1066 (IX86_BUILTIN_COMGTSD): Ditto.
1067 (IX86_BUILTIN_COMGESD): Ditto.
1068 (IX86_BUILTIN_COMUEQSD): Ditto.
1069 (IX86_BUILTIN_COMUNESD): Ditto.
1070 (IX86_BUILTIN_COMULTSD): Ditto.
1071 (IX86_BUILTIN_COMULESD): Ditto.
1072 (IX86_BUILTIN_COMUGTSD): Ditto.
1073 (IX86_BUILTIN_COMUGESD): Ditto.
1074 (IX86_BUILTIN_COMORDSD): Ditto.
1075 (IX86_BUILTIN_COMUNORDSD): Ditto.
1076 (IX86_BUILTIN_COMFALSESD): Ditto.
1077 (IX86_BUILTIN_COMTRUESD): Ditto.
1078 (IX86_BUILTIN_COMEQPS): Ditto.
1079 (IX86_BUILTIN_COMNEPS): Ditto.
1080 (IX86_BUILTIN_COMLTPS): Ditto.
1081 (IX86_BUILTIN_COMLEPS): Ditto.
1082 (IX86_BUILTIN_COMGTPS): Ditto.
1083 (IX86_BUILTIN_COMGEPS): Ditto.
1084 (IX86_BUILTIN_COMUEQPS): Ditto.
1085 (IX86_BUILTIN_COMUNEPS): Ditto.
1086 (IX86_BUILTIN_COMULTPS): Ditto.
1087 (IX86_BUILTIN_COMULEPS): Ditto.
1088 (IX86_BUILTIN_COMUGTPS): Ditto.
1089 (IX86_BUILTIN_COMUGEPS): Ditto.
1090 (IX86_BUILTIN_COMORDPS): Ditto.
1091 (IX86_BUILTIN_COMUNORDPS): Ditto.
1092 (IX86_BUILTIN_COMFALSEPS): Ditto.
1093 (IX86_BUILTIN_COMTRUEPS): Ditto.
1094 (IX86_BUILTIN_COMEQPD): Ditto.
1095 (IX86_BUILTIN_COMNEPD): Ditto.
1096 (IX86_BUILTIN_COMLTPD): Ditto.
1097 (IX86_BUILTIN_COMLEPD): Ditto.
1098 (IX86_BUILTIN_COMGTPD): Ditto.
1099 (IX86_BUILTIN_COMGEPD): Ditto.
1100 (IX86_BUILTIN_COMUEQPD): Ditto.
1101 (IX86_BUILTIN_COMUNEPD): Ditto.
1102 (IX86_BUILTIN_COMULTPD): Ditto.
1103 (IX86_BUILTIN_COMULEPD): Ditto.
1104 (IX86_BUILTIN_COMUGTPD): Ditto.
1105 (IX86_BUILTIN_COMUGEPD): Ditto.
1106 (IX86_BUILTIN_COMORDPD): Ditto.
1107 (IX86_BUILTIN_COMUNORDPD): Ditto.
1108 (IX86_BUILTIN_COMFALSEPD): Ditto.
1109 (IX86_BUILTIN_COMTRUEPD): Ditto.
1110 (IX86_BUILTIN_PCOMEQUB): Ditto.
1111 (IX86_BUILTIN_PCOMNEUB): Ditto.
1112 (IX86_BUILTIN_PCOMLTUB): Ditto.
1113 (IX86_BUILTIN_PCOMLEUB): Ditto.
1114 (IX86_BUILTIN_PCOMGTUB): Ditto.
1115 (IX86_BUILTIN_PCOMGEUB): Ditto.
1116 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1117 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1118 (IX86_BUILTIN_PCOMEQUW): Ditto.
1119 (IX86_BUILTIN_PCOMNEUW): Ditto.
1120 (IX86_BUILTIN_PCOMLTUW): Ditto.
1121 (IX86_BUILTIN_PCOMLEUW): Ditto.
1122 (IX86_BUILTIN_PCOMGTUW): Ditto.
1123 (IX86_BUILTIN_PCOMGEUW): Ditto.
1124 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1125 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1126 (IX86_BUILTIN_PCOMEQUD): Ditto.
1127 (IX86_BUILTIN_PCOMNEUD): Ditto.
1128 (IX86_BUILTIN_PCOMLTUD): Ditto.
1129 (IX86_BUILTIN_PCOMLEUD): Ditto.
1130 (IX86_BUILTIN_PCOMGTUD): Ditto.
1131 (IX86_BUILTIN_PCOMGEUD): Ditto.
1132 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1133 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1134 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1135 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1136 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1137 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1138 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1139 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1140 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1141 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1142 (IX86_BUILTIN_PCOMEQB): Ditto.
1143 (IX86_BUILTIN_PCOMNEB): Ditto.
1144 (IX86_BUILTIN_PCOMLTB): Ditto.
1145 (IX86_BUILTIN_PCOMLEB): Ditto.
1146 (IX86_BUILTIN_PCOMGTB): Ditto.
1147 (IX86_BUILTIN_PCOMGEB): Ditto.
1148 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1149 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1150 (IX86_BUILTIN_PCOMEQW): Ditto.
1151 (IX86_BUILTIN_PCOMNEW): Ditto.
1152 (IX86_BUILTIN_PCOMLTW): Ditto.
1153 (IX86_BUILTIN_PCOMLEW): Ditto.
1154 (IX86_BUILTIN_PCOMGTW): Ditto.
1155 (IX86_BUILTIN_PCOMGEW): Ditto.
1156 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1157 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1158 (IX86_BUILTIN_PCOMEQD): Ditto.
1159 (IX86_BUILTIN_PCOMNED): Ditto.
1160 (IX86_BUILTIN_PCOMLTD): Ditto.
1161 (IX86_BUILTIN_PCOMLED): Ditto.
1162 (IX86_BUILTIN_PCOMGTD): Ditto.
1163 (IX86_BUILTIN_PCOMGED): Ditto.
1164 (IX86_BUILTIN_PCOMFALSED): Ditto.
1165 (IX86_BUILTIN_PCOMTRUED): Ditto.
1166 (IX86_BUILTIN_PCOMEQQ): Ditto.
1167 (IX86_BUILTIN_PCOMNEQ): Ditto.
1168 (IX86_BUILTIN_PCOMLTQ): Ditto.
1169 (IX86_BUILTIN_PCOMLEQ): Ditto.
1170 (IX86_BUILTIN_PCOMGTQ): Ditto.
1171 (IX86_BUILTIN_PCOMGEQ): Ditto.
1172 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1173 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1174 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1175 OPTION_MASK_ISA_ROUND for instructions that are shared between
1177 (bdesc_2arg): Ditto.
1178 (bdesc_sse_3arg): Ditto.
1179 (enum multi_arg_type): New enum for describing the various SSE5
1180 intrinsic argument types.
1181 (bdesc_multi_arg): New table for SSE5 intrinsics.
1182 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1183 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1185 (ix86_expand_builtin): Add SSE5 intrinsic support.
1186 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1187 operand instructions.
1188 (ix86_expand_sse5_multiple_memory): New function to split the
1189 second memory reference from SSE5 instructions.
1190 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1191 (ix86_return_pops_args): Use stdarg_p to determine if the function
1192 has variable arguments.
1193 (ix86_setup_incoming_varargs): Ditto.
1194 (x86_this_parameter): Ditto.
1196 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1198 (ix86_expand_sse5_pack): Ditto.
1199 (ix86_sse5_valid_op_p): Ditto.
1200 (ix86_expand_sse5_multiple_memory): Ditto.
1202 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1203 constant for SSE5 support.
1204 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1205 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1206 (UNSPEC_SSE5_PERMUTE): Ditto.
1207 (UNSPEC_SSE5_ASHIFT): Ditto.
1208 (UNSPEC_SSE5_LSHIFT): Ditto.
1209 (UNSPEC_FRCZ): Ditto.
1210 (UNSPEC_CVTPH2PS): Ditto.
1211 (UNSPEC_CVTPS2PH): Ditto.
1212 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1214 (COM_FALSE_S): Ditto.
1215 (COM_FALSE_P): Ditto.
1216 (COM_TRUE_S): Ditto.
1217 (COM_TRUE_P): Ditto.
1218 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1219 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1221 (memory attribute): Ditto.
1222 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1223 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1224 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1225 (floor<mode>2): Ditto.
1226 (ceil<mode>2): Ditto.
1227 (btrunc<mode>2): Ditto.
1228 (nearbyintdf2): Ditto.
1229 (nearbyintsf2): Ditto.
1230 (sse_setccsf): Disable if SSE5.
1231 (sse_setccdf): Ditto.
1232 (sse5_setcc<mode>): New support for SSE5 conditional move.
1233 (sse5_pcmov_<mode>): Ditto.
1235 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1237 (SSEMODEF2P): Ditto.
1238 (ssemodesuffixf4): New mode attribute for SSE5.
1239 (ssemodesuffixf2s): Ditto.
1240 (ssemodesuffixf2c): Ditto.
1241 (sserotatemax): Ditto.
1242 (ssescalarmode): Ditto.
1243 (sse_maskcmpv4sf3): Disable if SSE5.
1244 (sse_maskcmpv2df3): Ditto.
1245 (sse_vmmaskcmpv4sf3): Ditto.
1246 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1248 (sse5_vmfmadd<mode>4): Ditto.
1249 (sse5_fmsub<mode>4): Ditto.
1250 (sse5_vmfmsub<mode>4): Ditto.
1251 (sse5_fnmadd<mode>4): Ditto.
1252 (sse5_vmfnmadd<mode>4): Ditto.
1253 (sse5_fnmsub<mode>4): Ditto.
1254 (sse5_vmfnmsub<mode>4): Ditto.
1255 (sse5i_fmadd<mode>4): Ditto.
1256 (sse5i_fmsub<mode>4): Ditto.
1257 (sse5i_fnmadd<mode>4): Ditto.
1258 (sse5i_fnmsub<mode>4): Ditto.
1259 (sse5i_vmfmadd<mode>4): Ditto.
1260 (sse5i_vmfmsub<mode>4): Ditto.
1261 (sse5i_vmfnmadd<mode>4): Ditto.
1262 (sse5i_vmfnmsub<mode>4): Ditto.
1263 (mulv16qi3): Add SSE5 support.
1265 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1266 (sse2_mulv4si3): Disable if SSE5.
1267 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1268 (sse4_1_roundps): Ditto.
1269 (sse4_1_roundsd): Ditto.
1270 (sse4_1_roundss): Ditto.
1271 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1273 (sse_maskcmpsf3): Ditto.
1274 (sse_vmmaskcmpv4sf3): Ditto.
1275 (sse2_maskcmpv2df3): Ditto.
1276 (sse2_maskcmpdf3): Ditto.
1277 (sse2_vmmaskcmpv2df3): Ditto.
1278 (sse2_eq<mode>3): Ditto.
1279 (sse2_gt<mode>3): Ditto.
1280 (sse5_pcmov_<mode>): Add SSE5 support.
1281 (vec_unpacku_hi_v16qi): Ditto.
1282 (vec_unpacks_hi_v16qi): Ditto.
1283 (vec_unpacku_lo_v16qi): Ditto.
1284 (vec_unpacks_lo_v16qi): Ditto.
1285 (vec_unpacku_hi_v8hi): Ditto.
1286 (vec_unpacks_hi_v8hi): Ditto.
1287 (vec_unpacku_lo_v8hi): Ditto.
1288 (vec_unpacks_lo_v8hi): Ditto.
1289 (vec_unpacku_hi_v4si): Ditto.
1290 (vec_unpacks_hi_v4si): Ditto.
1291 (vec_unpacku_lo_v4si): Ditto.
1292 (vec_unpacks_lo_v4si): Ditto.
1293 (sse5_pmacsww): New SSE5 intrinsic insn.
1294 (sse5_pmacssww): Ditto.
1295 (sse5_pmacsdd): Ditto.
1296 (sse5_pmacssdd): Ditto.
1297 (sse5_pmacssdql): Ditto.
1298 (sse5_pmacssdqh): Ditto.
1299 (sse5_pmacsdqh): Ditto.
1300 (sse5_pmacsswd): Ditto.
1301 (sse5_pmacswd): Ditto.
1302 (sse5_pmadcsswd): Ditto.
1303 (sse5_pmadcswd): Ditto.
1304 (sse5_pcmov_<move>): Conditional move support on SSE5.
1305 (sse5_phaddbw): New SSE5 intrinsic insn.
1306 (sse5_phaddbd): Ditto.
1307 (sse5_phaddbq): Ditto.
1308 (sse5_phaddwd): Ditto.
1309 (sse5_phaddwq): Ditto.
1310 (sse5_phadddq): Ditto.
1311 (sse5_phaddubw): Ditto.
1312 (sse5_phaddubd): Ditto.
1313 (sse5_phaddubq): Ditto.
1314 (sse5_phadduwd): Ditto.
1315 (sse5_phadduwq): Ditto.
1316 (sse5_phaddudq): Ditto.
1317 (sse5_phsubbw): Ditto.
1318 (sse5_phsubwd): Ditto.
1319 (sse5_phsubdq): Ditto.
1320 (sse5_pperm): Ditto.
1321 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1322 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1323 (sse5_pperm_sign_v8hi_v4si): Ditto.
1324 (sse5_pperm_zero_v8hi_v4si): Ditto.
1325 (sse5_pperm_sign_v4si_v2di): Ditto.
1326 (sse5_pperm_sign_v4si_v2di): Ditto.
1327 (sse5_pperm_pack_v2di_v4si): Ditto.
1328 (sse5_pperm_pack_v4si_v8hi): Ditto.
1329 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1330 (sse5_perm<mode>): New SSE5 intrinsic insn.
1331 (rotl<mode>3): Ditto.
1332 (sse5_rotl<mode>3): Ditto.
1333 (sse5_ashl<mode>3): Ditto.
1334 (sse5_lshl<mode>3): Ditto.
1335 (sse5_frcz<mode>2): Ditto.
1336 (sse5s_frcz<mode>2): Ditto.
1337 (sse5_cvtph2ps): Ditto.
1338 (sse5_cvtps2ph): Ditto.
1339 (sse5_vmmaskcmp<mode>3): Ditto.
1340 (sse5_com_tf<mode>3): Ditto.
1341 (sse5_maskcmp<mode>3): Ditto.
1342 (sse5_maskcmp_uns<mode>3): Ditto.
1343 (sse5_maskcmp_uns2<mode>3): Ditto.
1344 (sse5_pcom_tf<mode>3): Ditto.
1346 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1348 (sse5_comparison_float_operator): New predicate to match the
1349 comparison operators supported by the SSE5 com instruction.
1350 (ix86_comparison_int_operator): New predicate to match just the
1351 signed int comparisons.
1352 (ix86_comparison_uns_operator): New predicate to match just the
1353 unsigned int comparisons.
1355 * doc/invoke.texi (-msse5): Add documentation.
1356 (-mfused-madd): Ditto.
1358 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1360 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1362 (x86_64-*-*): Ditto.
1364 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1366 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1367 intrinisics for SSE5.
1369 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1372 * config/i386/mmintrin-common.h: New file, to contain common
1373 instructions between SSE4.1 and SSE5.
1375 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1376 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1377 (gen_regparm_prefix): Ditto.
1379 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1380 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1381 prototype_p to determine if a function is prototyped.
1383 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1385 * config/dfp-bit.c (dfp_conversion_exception): New function.
1386 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1387 (DFP_TO_INT): Ditto.
1388 (INT_TO_DFP): Ditto.
1389 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1391 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1394 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1395 before sp restoration even when total_size is 0, but
1396 frame_pointer_needed.
1398 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1400 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1401 (xtensa_copy_incoming_a7): Use start_sequence instead of
1402 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1403 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1404 of the saveregs sequence.
1406 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1408 * c-tree.h (grokfield): Add a "tree *" argument.
1409 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1410 Chain nested decl attributes to it. Don't call decl_attributes here.
1411 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1412 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1413 (grokfield): Take a pointer to the decl's attributes and pass
1414 it to grokdeclarator.
1415 * c-parser.c (c_parser_struct_declaration): Update the calls to
1416 grokfield. Call decl_attributes for anonymous struct and union
1419 2007-09-12 Jan Hubicka <jh@suse.cz>
1421 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1423 2007-09-12 Ira Rosen <irar@il.ibm.com>
1425 PR tree-optimization/32377
1426 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1427 between positive and negative dependence distance using DDR_REVERSED_P.
1429 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1431 PR tree-optimization/33373
1432 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1433 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1435 2007-09-12 Jan Hubicka <jh@suse.cz>
1438 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1441 2007-09-12 Christian Bruel <christian.bruel@st.com>
1443 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1444 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1446 2007-09-12 Ira Rosen <irar@il.ibm.com>
1448 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1449 for oprnd1 if not required.
1450 (vectorizable_operation): Use scalar operand in SLP in case of
1451 shift with scalar argument.
1453 2007-09-12 Ira Rosen <irar@il.ibm.com>
1455 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1458 2007-09-11 James E. Wilson <wilson@specifix.com>
1460 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1461 TARGET_UNWIND_INFO is defined.
1462 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1465 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1467 * config/sh/sh.c (calc_live_regs): Use
1468 current_function_saves_all_registers instead of
1469 current_function_has_nonlocal_label.
1470 (sh_allocate_initial_value): Likewise.
1471 (sh_get_pr_initial_val): Likewise.
1472 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1473 * config/sh/sh.md (load_ra): Likewise.
1475 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1477 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1480 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1481 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1483 2007-09-12 Sa Liu <saliu@de.ibm.com>
1485 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1486 operands to DFmode GE or LE compares.
1488 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1490 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1491 REG_CLASS_NAMES): Add P0REGS.
1492 (REGNO_REG_CLASS): Return it where appropriate.
1493 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1494 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1495 * doc/md.texi (Blackfin family): Document 'q' constraints.
1497 2007-09-11 Steve Kenton <skenton@ou.edu>
1499 * pa/linux-unwind.h: Guard with inhibit_libc.
1500 * pa/hpux-unwind.h: Likewise.
1502 2007-09-11 David Daney <ddaney@avtrex.com>
1504 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1505 * doc/install.texi: Document new --with-llsc and --without-llsc
1507 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1508 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1509 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1511 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1512 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1513 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1514 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1515 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1516 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1517 * config/mips/mips.opt (mllsc): New option.
1518 * config/mips/mips.c (mips_llsc): Define variable.
1519 (mips_handle_option): Handle mllsc option.
1520 (override_options): Set mips_print_operand_punct for '|' and '-'.
1521 (print_operand): Add new %| and %- operand codes.
1522 * config/mips/mips.h (mips_llsc_setting): New enum type.
1523 (mips_llsc): Declare.
1524 (OPTION_DEFAULT_SPECS): Add llsc handling.
1525 (GENERATE_SYNC): New macro.
1526 (GENERATE_LL_SC): New macro.
1527 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1528 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1529 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1530 in %| and %- operand codes.
1532 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1534 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1535 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1537 2007-09-11 Jason Merrill <jason@redhat.com>
1540 * stor-layout.c (layout_decl): Do pack variable size fields.
1542 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1544 * config/m68k/predicates.md (movsi_const0_operand,
1545 non_symbolic_call_operand): New predicates.
1547 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1549 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1550 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1551 CW, CZ, CS, Ap and Ac.
1553 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1554 (constraints.md): New include.
1555 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1556 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1557 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1559 (pushdi): Add split.
1560 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1561 attributes. Split tstsi_internal_68020_cf from it.
1562 (tstsi_internal_68020_cf): New pattern.
1563 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1564 (tst<mode>_cf): Specify attributea.
1565 (cmpsi_cf): Name pattern. Specify attributes.
1566 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1567 (pushexthisi_const): Fix to use alternatives. Specify
1569 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1570 from it. Fix to use alternatives. Specify attributes.
1571 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1572 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1574 (movsf_cf_soft): Specify attributes.
1575 (movdf_cf_soft): Add split.
1576 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1577 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1578 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1579 (truncdfsf2_68881): Name pattern. Specify attributes.
1580 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1581 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1582 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1584 (addsi3_5200): Fix to use alternatives. Specify attributes.
1586 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1587 (subsi3): Add alternative for subq.l. Specify attributes.
1588 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1589 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1591 (umulhisi3): Specify attributes.
1592 (mulhisisi3_z): Name pattern. Specify attributes.
1593 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1594 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1595 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1596 bsetmemqi): Specify attributes.
1597 (bsetmemqi_ext): Name pattern. Specify attributes.
1598 (bclrmemqi): Specify attributes.
1599 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1600 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1602 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1603 pattern. Specify attributes.
1604 (jump): Specify attributes.
1605 (tablejump_internal): Name pattern. Specify attributes.
1606 (call_value): Split into non_symbolic_call_value,
1607 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1608 alternatives. Specify attributes.
1609 (non_symbolic_call_value, symbolic_call_value_jsr,
1610 symbolic_call_value_bsr): New patterns.
1611 (nop, return, unlink, indirect_jump): Specify attributes.
1612 (trap): Fix condition. Specify attributes.
1615 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1616 (override_options): Initialize it. Initialize m68k_sched_cpu.
1617 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1618 (const_method): Make global, rename to m68k_const_method.
1619 (const_int_cost, output_move_const_into_data_reg): Update.
1620 (output_move_double): Parametrize to emit rtl code, rename to
1622 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1623 emit_movsi): New static functions.
1624 (output_move_double): New function with semantics of old
1626 (m68k_emit_move_double): New function.
1627 (m68k_sched_cpu): New variable.
1628 (attr_op_type): New enum.
1629 (sched_guess_p): New variable.
1630 (sched_address_type, sched_operand_type, sched_attr_op_type):
1631 New static functions.
1632 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1633 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1634 (sched_branch_type): New static variable.
1635 (m68k_sched_branch_type): New function.
1636 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1637 (m68k_symbolic_call_var): Declare.
1638 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1639 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1640 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1641 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1644 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1646 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1647 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1648 error if __builtin_va_arg_pack_len () wasn't optimized out during
1650 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1651 with the number of inline's anonymous arguments.
1652 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1654 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1656 * fold-const.c (extract_muldiv_1): Do not simplify
1659 2007-09-11 Jan Hubicka <jh@suse.cz>
1661 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1662 (TARGET_INTER_UNIT_CONVERSIONS): New.
1663 * i386.md (floatsi expanders): Remove redundant check for SImode
1664 source; offload to memory when asked for.
1665 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1666 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1668 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1669 floatsidf2_mixed_memory, floatsidf2_sse_memory
1670 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1671 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1673 2007-09-11 Jan Hubicka <jh@suse.cz>
1675 * toplev.c (process_options): all frontends now do unit-at-a-time.
1676 * cgraphunit.c: update comments.
1677 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1678 * c-decl.c (finish_function): use cgraph_add_new_function.
1679 * function.c (expand_function_end): We are always unit-at-a-time.
1681 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1683 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1684 settings for MIPS16.
1685 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1687 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1689 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1690 SYMBOL_FORCE_TO_MEM constants.
1691 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1692 (mips16_rewrite_pool_refs_info): New structure.
1693 (mips16_rewrite_pool_constant): New function, split out from...
1694 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1695 mips16_rewrite_pool_refs_info structure rather than a pointer
1696 to a constant pool. Force force_to_mem_operands into memory.
1697 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1698 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1699 * config/mips/constraints.md (kf): New constraint.
1700 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1701 (*movsi_mips16): Likewise.
1703 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1704 Nigel Stephens <nigel@mips.com>
1705 David Ung <davidu@mips.com>
1707 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1708 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1709 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1710 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1711 (mips_zero_extend_cost): New functions.
1712 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1713 Use the new functions. Tweak many cost estimates, both here
1714 and in the new subroutines. Return false when the cost of the
1715 operands has not been calculated. Check for *clear_upper32.
1716 Check for floating-point multiply-add, reciprocal and rsqrt
1717 patterns. Handle comparison and rotation codes.
1719 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1721 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1723 * config/i386/i386.c (get_dllimport_decl): Don't strip
1726 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1729 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1730 declarations to top.
1731 (DFP_TO_BFP): Use for either XFmode or TFmode.
1732 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1734 * config/dfp-bit.h: Include float.h.
1735 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1736 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1737 which doesn't mean the same thing.
1738 (BFP_KIND): Use 4 to mean TFmode.
1739 (BFP_FMT): Specify the number of decimal digits based on the
1740 number of mantissa digits.
1741 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1742 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1743 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1744 (TFtype): Define if TFmode is supported.
1745 * doc/libgcc.texi (Decimal float library routines): Document
1746 TF conversion functions.
1748 2007-09-10 Chao-ying Fu <fu@mips.com>
1750 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1751 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1752 (mips_emit_compare): Process fixed-point modes.
1753 (mips_pad_arg_upward): Support fixed-point types.
1754 (override_options): Allow fixed-point modes in accumulators.
1755 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1756 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1757 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1758 (mips_scalar_mode_supported_p): New function to accept fixed-point
1759 modes if the width is not greater than two BITS_PER_WORD.
1760 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1761 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1762 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1763 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1764 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1766 ("IMODE"): New mode attribute.
1767 (mips-fixed.md): Include.
1768 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1770 * config/mips/mips-fixed.md: New file.
1772 2007-09-11 Ben Elliston <bje@au.ibm.com>
1774 * config/spu/spu.md: Formatting fixes.
1776 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1778 * config/dfp-bit.c (dfp_unary_func): Delete.
1779 (dfp_unary_op): Delete.
1780 (dfp_binary_op): Use decFloat functions instead of decNumber
1781 functions for binary operations.
1782 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1783 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1785 (dfp_compare_op): Use decFloat functions insteadof decNumber
1786 functions for comparisons.
1787 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1788 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1790 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1791 call to dxx_binary_op and decFloat function.
1792 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1793 calls to dxx_binary_op and decFloat function.
1794 * config/dfp-bit.h: Include decFloat header files.
1795 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1796 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1797 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1798 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1800 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1801 Jan Sjodin <jan.sjodin@amd.com>
1803 * tree-vect-analyze.c (vect_analyze_operations): Change
1804 comparison of loop iterations with threshold to less than
1805 or equal to instead of less than. Reduce
1806 min_scalar_loop_bound by one.
1807 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1808 Change prologue and epilogue iterations estimate to vf/2,
1809 when unknown at compile-time. Change versioning guard
1810 cost to taken_branch_cost. If peeling for alignment is
1811 unknown at compile-time, change peel guard costs to one
1812 taken branch and one not-taken branch per peeled loop.
1813 If peeling for alignment is known but number of scalar loop
1814 iterations is unknown at compile-time, change peel guard
1815 costs to one taken branch per peeled loop. Change the cost
1816 model equation to consider vector iterations as the loop
1817 iterations less the prologue and epilogue iterations.
1818 Change outside vector cost check to less than or equal to
1819 zero instead of equal to zero.
1820 (vect_do_peeling_for_loop_bound): Reduce
1821 min_scalar_loop_bound by one.
1822 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1823 TARG_COND_NOT_TAKEN_BRANCH_COST.
1824 * config/i386/i386.h (processor_costs): Add
1825 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1826 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1827 vec_align_load_cost, vect_unalign_load_cost,
1828 vec_store_cost, cond_taken_branch_cost,
1829 cond_not_taken_branch_cost.
1830 Define macros for x86 costs.
1831 * config/i386/i386.c:
1832 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1833 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1834 scalar_to_vec_cost, vec_align_load_cost,
1835 vect_unalign_load_cost, vec_store_cost,
1836 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1837 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1838 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1839 core2_cost, generic64_cost, generic32_cost): Set to default
1841 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1842 (x86_builtin_vectorization_cost): New.
1844 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1845 Ben Elliston <bje@au.ibm.com>
1847 * dfp.c: Include decimal128Local.h;
1848 (dfp_byte_swap): Remove.
1849 (encode_decimal32, decode_decimal32): Don't handle endianness.
1850 (encode_decimal64, decode_decimal64): Ditto.
1851 (encode_decimal128, decode_decimal128): Ditto.
1852 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1854 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1856 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1857 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1859 2007-09-10 David Daney <ddaney@avtrex.com>
1861 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1863 (memory_barrier): Rewrote as an insn that clobbers memory.
1865 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1867 * config/mips/mips.c (mips_global_pointer): Check
1868 call_really_used_regs instead of call_used_regs.
1869 (mips_save_reg_p): Likewise. Save all call-saved registers
1870 if current_function_saves_all_registers. Fix indentation.
1871 No longer treat $18 as a special case.
1872 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1874 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1876 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1877 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1878 the introductory comment.
1879 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1880 (override_options): Don't test for it.
1881 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1882 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1883 * config/mips/vr.h: As for config/mips/sde.h.
1885 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1886 Revital Eres <eres@il.ibm.com>
1888 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1889 (struct ddg): Define.
1890 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1891 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1892 * config/spu/spu.c: Include ddg.h.
1893 (TARGET_SCHED_SMS_RES_MII): Define.
1894 (spu_sms_res_mii): New function to calculate mii.
1895 * modulo-sched (res_MII): Use it.
1896 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1898 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1900 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1901 pool entries since they might hold values that must not be shared.
1903 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1906 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1907 Use 'N' operand constraint for op2.
1908 (lshr<mode>3): Ditto.
1909 (ashl<mode>3): Ditto.
1910 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1911 (vec_shr_<mode>): Ditto.
1912 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1913 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1915 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1917 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1918 Change mode macro in the last real_2expN parameter to uppercase.
1920 2007-09-10 Michael Matz <matz@suse.de>
1922 * tree-pass.h (pass_cselim): Declare new pass.
1923 * passes.c (init_optimization_passes): Link in pass_cselim.
1924 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1925 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1926 cond_store_replacement.
1927 (condstoretemp): New static variable.
1928 (cond_store_replacement): New function.
1929 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1930 tree_ssa_phiopt_worker.
1931 (struct name_to_bb): New.
1932 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1933 nt_init_block, nt_fini_block): New static functions.
1934 (seen_ssa_names, nontrap_set): New static variables.
1935 (gate_cselim, pass_cselim): Define new pass.
1936 * common.opt (ftree-cselim): New flag.
1937 * toplev.c (process_options): Set flag_tree_cselim if required.
1939 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1941 * simplify-rtx.c (simplify_relational_operation_1): For recent
1942 canonicalization, don't recurse if op1 equals both PLUS arguments.
1944 2007-09-09 David Daney <ddaney@avtrex.com>
1946 * optabs.c (expand_sync_operation): Use plus insn if minus
1948 (expand_sync_fetch_operation): Ditto.
1950 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1952 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1954 (*floatsisf2_sse_vector): Likewise.
1956 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1958 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1960 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1962 * config/i386/i386.h (ix86_tune_indices): Rename
1963 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1964 (TARGET_USE_VECTOR_CONVERTS): Updated.
1965 * config/i386/i386.c: Likewise.
1967 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1968 Nigel Stephens <nigel@mips.com>
1970 * doc/invoke.texi (Overall Options): Add .sx file extension
1971 as a synonym for .S.
1972 * cppspec.c (known_suffixes): Likewise.
1973 * gcc.c (default_compilers): Likewise.
1975 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1978 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1979 * simplify-rtx.c (simplify_relational_operation_1): Add the
1980 canonicalization from i386.h.
1981 * doc/md.texi (Canonicalization of Instructions): Document it.
1983 2007-09-09 Jan Hubicka <jh@suse.cz>
1984 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1986 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1987 (TARGET_USE_VECTOR_CONVERTS): New.
1988 * i386.md: New post-reload splitters for converting SF to DF and DF to
1990 (floatsi* expander): Special case vector conversions.
1991 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1992 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1993 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1994 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1995 Disable when doing vector converts.
1996 (floatsi<mode>2_i387): Disable when
1997 * sse.md (vec_dupv2df): Export.
1998 * i386.c (ix86_tune_features): Enable SSE conversions.
2000 2007-09-09 Richard Guenther <rguenther@suse.de>
2002 * tree-ssa-operands.c (add_virtual_operand): Only mark
2003 stores as has_volatile_ops if alias information is not available.
2005 2007-09-09 Revital Eres <eres@il.ibm.com>
2007 * doc/contrib.texi: Add myself.
2009 2007-09-09 Ira Rosen <irar@il.ibm.com>
2011 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2012 stmt_vinfo_set_outside_of_loop_cost): New functions.
2013 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2014 (vect_model_simple_cost): Call
2015 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2016 field instead of calling vect_get_cost_fields.
2017 (vect_model_store_cost, vect_model_load_cost): Likewise.
2019 2007-09-09 Revital Eres <eres@il.ibm.com>
2021 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2022 declaration to bdesc_paired_preds variable.
2023 (paired_expand_builtin): Likewise.
2025 2007-09-09 Revital Eres <eres@il.ibm.com>
2027 * dbgcnt.def (sms_sched_loop): New counter.
2028 * modulo-sched.c: Use sms_sched_loop instead of
2029 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2030 perform swing modulo scheduling on. Include dbgcnt.h.
2031 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2032 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2034 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2037 Substitute all uses with ...
2038 (MODEF): New mode iterator.
2040 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2041 from pre-regalloc define_insn_and_split splitter pattern.
2042 (*fix_trunc<mode>_i387_1): Ditto.
2043 (*fistdi2_1): Ditto.
2044 (*fist<mode>2_1): Ditto.
2045 (frndintxf2_floor): Ditto.
2046 (*fist<mode>2_floor_1): Ditto.
2047 (frndintxf2_ceil): Ditto.
2048 (*fist<mode>2_ceil_1): Ditto.
2049 (frndintxf2_trunc): Ditto.
2050 (frndintxf2_mask_pm): Ditto.
2052 (prologue): Use (const_int 0) as never generated filler insn.
2054 (sibcall_epilogue): Ditto.
2055 (eh_return_si): Ditto.
2056 (eh_return_di): Ditto.
2058 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2059 using MODEF mode iterator.
2060 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2061 using MODEF mode iterator.
2062 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2063 using MODEF mode iterator.
2064 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2065 Macroize expander using MODEF mode iterator.
2067 (zero_extendsidi2): Remove operand constraints from expander.
2068 (smuldi3_highpart): Ditto.
2069 (indirect_jump): Ditto.
2072 * config/i386/sse.md (storentv4sf): Ditto.
2073 (storentv2df): Ditto.
2074 (storentv2di): Ditto.
2076 (sse2_cvtpd2ps): Ditto.
2077 (vec_interleave_highv16qi): Ditto.
2078 (vec_interleave_lowv16qi): Ditto.
2079 (vec_interleave_highv8hi): Ditto.
2080 (vec_interleave_lowv8hi): Ditto.
2081 (vec_interleave_highv4si): Ditto.
2082 (vec_interleave_lowv4si): Ditto.
2083 (vec_interleave_highv2di): Ditto.
2084 (vec_interleave_lowv2di): Ditto.
2085 (sse2_maskmovdqu): Ditto.
2086 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2088 2007-09-09 Ira Rosen <irar@il.ibm.com>
2090 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2091 (struct _slp_tree, struct _slp_instance): Define new data structures
2092 along macros for their access.
2093 (struct _loop_vec_info): Define new fields: strided_stores,
2094 slp_instances, and slp_unrolling_factor along macros for their access.
2095 (enum slp_vect_type): New.
2096 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2098 (STMT_VINFO_STRIDED_ACCESS): New macro.
2099 (vect_free_slp_tree): Declare.
2100 (vectorizable_load): Add an argument of type slp_tree.
2101 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2102 vectorizable_assignment): Likewise.
2103 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2104 Declare (make extern).
2105 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2106 (new_loop_vec_info): Likewise.
2107 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2108 * tree-vect-analyze.c: Include recog.h.
2109 (vect_update_slp_costs_according_to_vf): New.
2110 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2111 functions. For not pure SLP stmts with strided access check that the
2112 group size is power of 2. Update the vectorization factor according to
2113 SLP. Call vect_update_slp_costs_according_to_vf.
2114 (vect_analyze_group_access): New.
2115 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2116 (vect_free_slp_tree): New functions.
2117 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2118 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2119 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2120 vect_detect_hybrid_slp): Likewise.
2121 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2122 and vect_detect_hybrid_slp.
2123 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2124 SLP costs into account.
2125 (vect_get_cost_fields): New function.
2126 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2128 (vect_model_store_cost, vect_model_load_cost): Likewise.
2129 (vect_get_constant_vectors): New function.
2130 (vect_get_slp_vect_defs, vect_get_slp_defs,
2131 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2132 vect_get_vec_defs): Likewise.
2133 (vectorizable_reduction): Don't handle SLP for now.
2134 (vectorizable_call): Don't handle SLP for now. Add argument to
2135 vect_model_simple_cost.
2136 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2137 get SLPed and vectorized defs). Fix indentation and spacing.
2138 (vectorizable_assignment): Handle SLP.
2139 (vectorizable_induction): Don't handle SLP for now.
2140 (vectorizable_operation): Likewise.
2141 (vectorizable_type_demotion): Add argument to
2142 vect_model_simple_cost.
2143 (vectorizable_type_promotion): Likewise.
2144 (vectorizable_store, vectorizable_load): Handle SLP.
2145 (vectorizable_condition): Don't handle SLP for now.
2146 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2147 no SLP transformation required for unsupported cases. Add SLP
2148 argument for supported cases.
2149 (vect_remove_stores): New function.
2150 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2151 (vect_transform_loop): Schedule SLP instances.
2152 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2154 2007-09-09 Andrew Haley <aph@redhat.com>
2156 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2159 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2161 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2162 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2163 Similar for what label_refs can go in the JUMP_TARGET field. Split
2164 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2165 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2166 REG_LABEL when replacing an operand with a LABEL_REF for a
2168 (subst_reloads): When replacing a LABEL_REG with a register,
2169 instead of generating a REG_LABEL note, assert that there already
2170 is one or that the label is a known target for the insn.
2171 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2172 note, check the JUMP_LABEL field. Remove "else" after return.
2173 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2174 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2175 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2176 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2177 insns. Iterate over all notes; don't assume there's only one.
2178 * cse.c (recorded_label_ref): Adjust comment to refer to
2180 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2181 insns, not just NONJUMP_INSN_P.
2182 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2183 isn't a jump target.
2184 * jump.c (rebuild_jump_labels): Adjust head comment.
2185 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2186 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2187 (mark_all_labels): For JUMP_P insns without a target, check if the
2188 the target is noted on the previous nonjump insn.
2189 (mark_jump_label_1): New function, guts from mark_jump_label.
2190 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2191 marking jump target labels.
2192 <case LABEL_REF>: Adjust for whether to generate a
2193 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2194 For 'E' format rtl, iterate in descending element order.
2195 (delete_related_insns): Handle both REG_LABEL_TARGET and
2196 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2197 reference count, delete and fallthrough. Move finding-next-
2198 non-deleted insn last in the function. Look at all INSN_P insns
2199 for REG_LABEL_OPERAND notes.
2200 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2202 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2203 JUMP_LABEL, output the INSN_UID of it.
2204 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2205 and/or REG_LABEL_TARGET.
2206 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2207 with jump.c copy by only adding notes for labels actually
2208 referenced in the insn.
2209 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2210 usage count increment; handle all INSN_P trial insns.
2211 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2213 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2214 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2215 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2217 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2218 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2219 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2220 on all INSN_P insns.
2221 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2222 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2223 REG_LABEL_OPERAND notes.
2224 * reload1.c (calculate_needs_all_insns): Adjust comments.
2225 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2226 * config/alpha/alpha.md (split for load of an address into a
2227 four-insn sequence on Unicos/Mk): Adjust to use
2229 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2231 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2234 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2235 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2236 FOR_BB_INSNS_SAFE instead of for loop.
2237 * cse.c (cse_extended_basic_block): Likewise.
2238 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2239 that the for loop does not invoke NEXT_INSN on a deleted insn.
2240 * function.c (instantiate_virtual_regs): Likewise.
2241 * lower-subreg.c (remove_retval_note): Likewise.
2242 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2244 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2246 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2247 insn, if it's a jump.
2248 (try_redirect_by_replacing_jump): New variable jump_p. Call
2249 tablejump_p before delete_insn_chain.
2250 * reload1.c (reload): New variable next. Make sure that the for
2251 loop does not invoke NEXT_INSN on a deleted insn.
2252 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2253 (delete_output_reload): New variable prev. Make sure the the for
2254 loops do not invoke PREV_INSN on a deleted insn.
2256 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2258 * pa/constraints.md: Remove 'X' from unused letters comment.
2260 2007-09-08 Richard Guenther <rguenther@suse.de>
2262 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2263 computed check stmt_ann->references_memory instead of counting
2266 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2268 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2269 validate_change() in one more case.
2271 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2273 PR tree-optimization/32283
2274 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2275 estimated_loop_iterations.
2276 (determine_use_iv_cost_condition): Decrease cost of expressions
2277 used in iv elimination.
2279 2007-09-08 Richard Guenther <rguenther@suse.de>
2281 * tree-cfg.c (verify_gimple_expr): Avoid building new
2282 pointer types, use TYPE_POINTER_TO if available instead.
2284 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2287 PR rtl-optimization/26449
2288 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2289 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2291 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2292 define_expand. Split insn in split1 pass.
2295 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2297 PR tree-optimization/33301
2298 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2301 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2303 PR tree-optimization/32183
2304 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2306 * tree-ssa-reassoc.c: Include cfgloop.h.
2307 (is_reassociable_op): Add a loop argument and return true only
2309 (linearize_expr): Updated.
2310 (should_break_up_subtract): Likewise.
2311 (linearize_expr_tree): Likewise.
2312 (init_reassoc): Call loop_optimizer_init with
2313 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2314 with CDI_DOMINATORS.
2315 (fini_reassoc): Call loop_optimizer_finalize.
2317 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2319 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2320 if there is no i-cache.
2322 2007-09-07 Richard Guenther <rguenther@suse.de>
2325 2007-09-06 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/32586
2328 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2329 folding if nothing changed.
2330 (simplify_unary_expression): New function. Do tree combining
2331 on conversion like codes.
2332 (try_to_simplify): Call it.
2334 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2337 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2338 (__gthread_active,__gthread_start, __gthread_active_init): New.
2339 * gthr-posix95.h: Likewise.
2341 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2343 * function.h (struct function): Rename calls_unwind_init
2344 to saves_all_registers.
2345 (current_function_saves_all_registers): Renamed from
2346 current_function_calls_unwind_init.
2347 * reload1.c (reload): Set current_function_saves_all_registers.
2348 * except.c (expand_builtin_unwind_init): Likewise.
2349 * config/m68k/m68k.c (m68k_save_reg): Use
2350 current_function_saves_all_registers to save pic register.
2352 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2354 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2355 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2357 Reapply reverted changes:
2359 2007-09-06 Jan Hubicka <jh@suse.cz>
2361 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2364 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2366 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2367 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2369 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2371 * optabs.c (expand_float): Convert unsigned integer as signed only
2372 if it provides sufficient accuracy; add mode argument to real_2expN.
2373 (expand_fix): Fix comment typos; extend binary float into mode
2374 wider than destination for converion to unsigned integer; add mode
2375 argument to real_2expN.
2376 * real.c (real_2expN): Add mode argument to special-case decimal
2378 * real.h (real_2expN): Ditto.
2379 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2381 (fixed_from_string): Ditto.
2382 (fixed_to_decimal): Ditto.
2383 (fixed_convert_from_real): Ditto.
2384 (real_convert_from_fixed): Ditto.
2385 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2386 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2387 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2388 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2390 2007-09-07 Diego Novillo <dnovillo@google.com>
2392 * tree-flow.h (const_block_stmt_iterator): Remove.
2393 Update all users to use block_stmt_iterator.
2394 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2395 Update all users to use tree_stmt_iterator.
2397 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2399 * config/mips/mips.c (mips_set_current_function): Temporarily
2400 make this a no-op to fix bootstrap errors, pending rewrite.
2402 2007-09-07 Jan Hubicka <jh@suse.cz>
2404 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2407 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2409 PR tree-optimization/33299
2410 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2411 uses for all relevant loop-exit phis, not just the first.
2413 2007-09-07 Richard Guenther <rguenther@suse.de>
2416 * tree-ssa-operands.c (access_can_touch_variable): An access
2417 of the form (*p)[0] can touch a variable of same size.
2419 2007-09-07 Jan Hubicka <jh@suse.cz>
2421 * passes.c (init_optimization_passes): Add simple dce and addressable
2423 * tree-ssa.c (execute_update_addresses_taken): New function.
2424 (pass_update_address_taken): New.
2425 * tree-ssa-dse.c (execute_simple_dse): New function.
2426 (pass_simple_dse): New.
2427 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2429 2007-09-07 Tobias Burnus <burnus@net-b.de>
2432 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2434 2007-09-07 Richard Guenther <rguenther@suse.de>
2437 2007-09-06 Richard Guenther <rguenther@suse.de>
2439 PR tree-optimization/32586
2440 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2441 folding if nothing changed.
2442 (simplify_unary_expression): New function. Do tree combining
2443 on conversion like codes.
2444 (try_to_simplify): Call it.
2446 2007-09-07 Richard Guenther <rguenther@suse.de>
2447 Uros Bizjak <ubizjak@gmail.com>
2449 PR tree-optimization/32821
2450 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2451 NULL in the call to set_bb_stmt_list.
2453 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2455 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2456 float calls here, rather than leaving some to the caller.
2457 Use call_internal_direct and call_value_internal_direct.
2458 * config/mips/mips.md (call_internal_direct): New pattern.
2459 (call_value_internal_direct): Likewise.
2461 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2463 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2464 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2466 (override_options): Set mips_base_move_loop_invariants.
2468 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2470 * config/mips/mips.opt (mcode-readable=): Move to keep list
2473 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2475 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2476 and -mgpopt options. Adjust the -G documentation to match.
2477 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2478 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2479 function, split out from mips_classify_symbol. Return false for
2480 !TARGET_LOCAL_SDATA.
2481 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2482 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2483 (override_options): Check whether the -mgpopt setting is consistent
2484 with the other flags.
2485 (symbolic_expression_p): Delete.
2486 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2487 and default_elf_select_rtx_section.
2488 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2489 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2490 external data and TARGET_EXTERN_SDATA.
2492 2007-09-07 Tobias Burnus <burnus@net-b.de>
2495 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2497 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2499 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2500 FOR_BB_INSNS_SAFE instead of for loop.
2501 * cse.c (cse_extended_basic_block): Likewise.
2502 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2503 that the for loop does not invoke NEXT_INSN on a deleted insn.
2504 * function.c (instantiate_virtual_regs): Likewise.
2505 * lower-subreg.c (remove_retval_note): Likewise.
2506 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2508 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2510 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2511 insn, if it's a jump.
2512 (try_redirect_by_replacing_jump): New variable jump_p. Call
2513 tablejump_p before delete_insn_chain.
2514 * reload1.c (reload): New variable next. Make sure that the for
2515 loop does not invoke NEXT_INSN on a deleted insn.
2516 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2517 (delete_output_reload): New variable prev. Make sure the the for
2518 loops do not invoke PREV_INSN on a deleted insn.
2520 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2522 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2523 * cgraph.h (rebuild_cgraph_edges): Declare.
2524 * tree-pass.h (pass_expand_omp_ssa): New.
2525 * omp-low.c (find_omp_clause): Export.
2526 (copy_var_decl): Split from omp_copy_decl_2.
2527 (build_omp_barrier): Return the call to emit instead of emitting
2529 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2531 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2532 expand_omp_for_generic, expand_omp_for_static_nochunk,
2533 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2534 Adapted to work on SSA form.
2535 (execute_expand_omp): Do not invalidate dominance information.
2536 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2537 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2538 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2540 (force_gimple_operand): Allow gimplifying code expressions without
2542 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2543 * common.opt (fopenmp-ssa): New.
2544 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2545 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2546 * tree-cfg.c: Include tree-inline.h.
2547 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2548 (replace_by_duplicate_decl, replace_ssa_name,
2549 mark_virtual_ops_in_region): New functions.
2550 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2551 to work on SSA form.
2552 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2553 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2556 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2558 * tree-loop-linear.c: Include obstack.h.
2559 (linear_transform_loops): New obstack lambda_obstack.
2560 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2561 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2562 and free afterwards.
2563 * lambda.h (struct obstack): New forward declaration.
2564 (lambda_linear_expression_new): New parameter of type struct
2566 (lambda_loopnest_new): Likewise.
2567 (lambda_loopnest_transform): Likewise.
2568 (lambda_body_vector_new): Likewise.
2569 (lambda_body_vector_compute_new): Likewise.
2570 (gcc_loopnest_to_lambda_loopnest): Likewise.
2571 (lambda_loopnest_to_gcc_loopnest): Likewise.
2572 * lambda-code.c: Include obstack.h.
2573 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2575 (lambda_body_vector_new): Likewise.
2576 (lambda_linear_expression_new): Likewise.
2577 (lambda_lattice_new): Likewise.
2578 (lambda_loopnest_new): Likewise. Additionally use obstack to
2579 allocate LN_LOOPS(ret).
2580 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2581 it to lambda_lattice_new.
2582 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2583 Pass it to lambda_body_vector_new.
2584 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2585 it to lambda_lattice_new.
2586 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2587 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2588 (lambda_compute_target_space): Likewise.
2589 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2590 Pass it to lambda_lattice_compute_base and
2591 compute_nest_using_fourieer_motzkin.
2592 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2593 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2594 and lambda_lattice_compute_target_space.
2595 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2596 Pass it to lambda_linear_expression_new.
2597 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2598 to gcc_tree_to_linear_expression.
2599 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2600 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2601 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2602 Pass it to lambda_body_vector_new and
2603 lambda_body_vector_compute_new.
2604 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2605 (lambda-code.o): Likewise.
2607 2007-09-06 Chao-ying Fu <fu@mips.com>
2609 * ginclude/stdfix.h: New file.
2610 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2611 (convert.o): Add dependence on fixed-value.h.
2612 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2613 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2614 to define fixed-point constants.
2615 (c_cpp_builtins): Define fixed-point constants.
2616 * convert.c (fixed-value.h): New include.
2617 (convert_to_real): Update comment to include fixed-point.
2618 Support FIXED_POINT_TYPE.
2619 (convert_to_integer): Update comment to include fixed-point.
2620 Support FIXED_POINT_TYPE.
2621 (convert_to_complex): Support FIXED_POINT_TYPE.
2622 (convert_to_fixed): New function.
2623 * convert.h (convert_to_fixed): Declare.
2624 * genopinit.c: Add comment about $Q for only fixed-point modes.
2625 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2626 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2627 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2628 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2629 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2630 usneg_optab for fixed-point modes.
2631 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2633 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2634 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2635 unsigned saturation optabs, when type is saturating.
2636 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2637 (expand_fixed_convert): New function.
2638 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2639 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2640 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2641 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2642 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2643 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2645 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2646 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2647 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2648 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2649 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2651 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2652 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2653 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2654 fractuns, satfractuns.
2655 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2656 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2657 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2658 OTI_ssmsub_widen, OTI_usmsub_widen.
2659 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2660 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2661 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2662 umsub_widen_optab, usmsub_widen_optab): Define.
2663 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2665 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2667 (expand_fixed_convert): Declare.
2668 * expr.c (convert_move): Support the move of fixed-point modes.
2669 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2670 (categorize_ctor_elements_1): Handle FIXED_CST.
2671 (count_type_elements): Handle FIXED_POINT_TYPE.
2672 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2673 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2675 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2676 multiply and add/subtract for fixed-point types.
2677 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2678 mode, we jump to binop directly.
2679 Support FIXED_CONVERT_EXPR.
2680 (do_store_flag): Check FIXED_CST to put a constant second.
2681 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2682 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2683 (const_vector_from_tree): Support FIXED_CST.
2684 * doc/extend.texi (Fixed-Point): New node.
2685 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2686 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2687 satfract, fractuns, satfractuns): Document them.
2689 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2691 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2692 addresses into I registers.
2694 2007-09-06 Jan Hubicka <jh@suse.cz>
2695 Andreas Tobler <a.tobler@schweiz.org>
2697 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2699 (machopic_legitimize_pic_address): Likewise.
2701 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2702 Jan Hubicka <jh@suse.cz>
2704 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2705 instead of ufloat_optab->handlers directly.
2706 (floatdidf2): Likewise.
2708 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2710 * config/mips/mips.c: Include diagnostic.h.
2711 (mips_set_current_function): Check errorcount and sorrycount
2712 before generating RTL.
2714 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2717 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2718 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2719 (print_operand_reloc): Likewise.
2721 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2725 2007-09-06 Jan Hubicka <jh@suse.cz>
2727 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2730 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2732 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2733 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2735 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2737 * optabs.c (expand_float): Convert unsigned integer as signed only
2738 if it provides sufficient accuracy; add mode argument to real_2expN.
2739 (expand_fix): Fix comment typos; extend binary float into mode
2740 wider than destination for converion to unsigned integer; add mode
2741 argument to real_2expN.
2742 * real.c (real_2expN): Add mode argument to special-case decimal
2744 * real.h (real_2expN): Ditto.
2745 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2747 (fixed_from_string): Ditto.
2748 (fixed_to_decimal): Ditto.
2749 (fixed_convert_from_real): Ditto.
2750 (real_convert_from_fixed): Ditto.
2751 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2752 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2753 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2754 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2756 2007-09-06 Tom Tromey <tromey@redhat.com>
2758 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2759 * c-pch.c (c_common_read_pch): Restore current location after
2761 * tree.c (expand_location): Update.
2762 (expr_filename): Changed return type. Unified the two cases.
2763 (expr_lineno): Likewise.
2764 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2766 * toplev.c (line_table): Changed type.
2767 (general_init): Update.
2768 (realloc_for_line_map): New function.
2769 (general_init): Allocate line_table using GC.
2770 * fix-header.c (line_table): Changed type.
2771 (read_scan_file): Update.
2772 (read_scan_file): Update.
2773 * c-ppoutput.c (maybe_print_line): Update.
2774 (print_line): Update.
2775 (cb_line_change): Update.
2776 (cb_define): Update.
2777 (pp_file_change): Update.
2778 * c-opts.c (c_common_init_options): Update.
2779 (finish_options): Update.
2780 (push_command_line_include): Update.
2781 * c-lex.c (cb_line_change): Update.
2782 (cb_def_pragma): Update.
2783 (cb_define): Update.
2785 (c_lex_with_flags): Use cpp_get_token_with_location.
2786 * input.h (line_table): Changed type.
2787 (location_from_locus): New macro.
2788 * tree.h (EXPR_FILENAME): No longer an lvalue.
2789 (EXPR_LINENO): Likewise.
2790 (expr_locus, set_expr_locus): Declare separately for
2791 USE_MAPPED_LOCATION.
2792 (expr_filename, expr_lineno): Changed return type.
2793 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2794 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2795 (expand_gimple_basic_block): Likewise.
2796 * final.c (final_scan_insn): Use expanded_location.
2798 2007-09-06 Richard Guenther <rguenther@suse.de>
2800 PR tree-optimization/32586
2801 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2802 folding if nothing changed.
2803 (simplify_unary_expression): New function. Do tree combining
2804 on conversion like codes.
2805 (try_to_simplify): Call it.
2806 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2807 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2809 2007-09-06 Jan Hubicka <jh@suse.cz>
2812 * cse.c (fold_rtx): Avoid invalid sharing.
2814 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2816 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2817 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2819 2007-09-06 Revital Eres <eres@il.ibm.com>
2821 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2822 Fix offsettable memory reference for 750CL.
2824 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2826 * reload.c (find_reloads_address_1): Try to preserve original
2827 base/index regclass of operands.
2828 * regrename.c (scan_rtx_address): Likewise.
2829 (replace_oldest_value_addr): Likewise.
2831 2007-09-06 Richard Guenther <rguenther@suse.de>
2833 PR tree-optimization/33302
2834 * domwalk.c (walk_dominator_tree): The exit block is
2835 interesting even if it is not reachable.
2837 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2840 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2842 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2844 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2847 2007-09-05 Ian Lance Taylor <iant@google.com>
2849 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2851 (dump_generic_node): Likewise.
2852 * print-rtl.c (print_decl_name): Likewise.
2853 * print-tree.c (print_node_brief): Likewise.
2854 (print_node): Likewise.
2855 * Makefile.in (RTL_BASE_H): Add alias.h.
2858 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2860 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2862 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2863 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2865 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2867 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2868 (tm_defines): Define UCLIBC_DEFAULT to 1.
2869 (extra_options): Add linux.opt.
2870 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2871 (CRT_CALL_STATIC_FUNCTION): Likewise.
2872 (NO_IMPLICIT_EXTERN_C): Likewise.
2873 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2874 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2875 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2876 (ENDFILE_SPEC): Don't define.
2877 (LIB_SPEC): Likewise.
2878 (CRT_CALL_STATIC_FUNCTION): Likewise.
2879 (NO_IMPLICIT_EXTERN_C): Likewise.
2880 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2881 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2883 2007-09-06 Jan Hubicka <jh@suse.cz>
2885 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2888 2007-09-06 Jan Hubicka <jh@suse.cz>
2890 * opts.c (common_handle_option): Enable inlining functions for
2893 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2895 * builtin-attrs.def (ATTR_NONNULL_3): New.
2896 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2897 ATTR_NOTHROW_NONNULL_##FA.
2898 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2899 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2900 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2901 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2902 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2903 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2904 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2906 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2907 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2908 ATTR_FORMAT_NOTHROW_3_4): Remove.
2909 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2910 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2911 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2912 instead of ATTR_FORMAT_*_*.
2914 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2916 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2917 parts re-used for REG_FRAME_RELATED_EXPR.
2919 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2921 * optabs.c (expand_float): Convert unsigned integer as signed only
2922 if it provides sufficient accuracy; add mode argument to real_2expN.
2923 (expand_fix): Fix comment typos; extend binary float into mode
2924 wider than destination for converion to unsigned integer; add mode
2925 argument to real_2expN.
2926 * real.c (real_2expN): Add mode argument to special-case decimal
2928 * real.h (real_2expN): Ditto.
2929 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2931 (fixed_from_string): Ditto.
2932 (fixed_to_decimal): Ditto.
2933 (fixed_convert_from_real): Ditto.
2934 (real_convert_from_fixed): Ditto.
2935 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2936 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2937 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2938 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2940 2007-09-05 Ian Lance Taylor <iant@google.com>
2942 * init-regs.c (initialize_uninitialized_regs): Call
2943 emit_insn_before rather than add_insn_before.
2945 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2947 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2948 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2949 * tree-inline.h (copy_body_data): Add call_expr field.
2950 * tree-inline.c (expand_call_inline): Initialize call_expr.
2951 (copy_bb): Append anonymous inline fn arguments to arguments
2952 when inlining a CALL_EXPR_VA_ARG_PACK call.
2953 * builtins.c (expand_builtin): Issue an error if
2954 BUILT_IN_VA_ARG_PACK is seen during expand.
2955 (fold_call_expr, fold_builtin_call_array): Don't fold
2956 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2957 __builtin_va_arg_pack () call as last argument.
2958 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2959 function is __builtin_va_arg_pack (), decrease number of call
2960 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2961 * expr.c (expand_expr_real_1): Issue an error if
2962 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2963 * tree-pretty-print.c (dump_generic_node): Handle printing
2964 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2965 * doc/extend.texi (__builtin_va_arg_pack): Document.
2967 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2969 PR tree-optimization/21513
2970 * builtins.c (build_builtin_expect_predicate): New function.
2971 (fold_builtin_expect): Add argument for expected value.
2972 Distribute __builtin_expect over short-circuiting operations.
2973 Fold nested builtin_expects.
2974 (fold_builtin_2): Adjust call to fold_builtin_expect.
2976 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2979 PR tree-optimization/13756
2980 * doc/invoke.texi (Options That Control Optimization): Document
2983 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2985 * gcc/config/i386/cpuid.h: New file.
2986 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2987 (describe_cache): Shrink size and line strings to 100 bytes.
2988 (detect_caches_amd): Return "" for unsupported max_ext_level.
2989 Use __cpuid function.
2990 (detect_caches_intel): Return "" for unsupported max_level.
2991 Use __cpuid function.
2992 (host_detect_local_cpu): Change feature flag variables to
2993 unsigned int. Initialize only extended feature flag variables.
2994 Use __get_cpuid_max to determine max supported cpuid level.
2995 Use __cpuid function to determine supported features. Fix
2996 calculation of family id. Remove is_amd and check signature
2997 directly. Check for Geode signature. Handle family 4 id.
2998 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2999 cpu discovery code to lower part of the function.
3000 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3001 for sub-architecture.
3002 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3003 [PROCESSOR_K8]: Add k8-sse3 architecture.
3004 [PROCESSOR_NOCONA]: Remove.
3005 [PROCESSOR_GENERIC64]: Ditto.
3006 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3007 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3008 to check for SSE and FXSAVE support.
3009 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3010 Add -minline-all-stringops.
3011 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3012 (x86_64-*-*): Ditto.
3014 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3016 * config/bfin/linux-unwind.h: New file.
3017 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3018 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3020 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3022 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3023 * stmt.c: Include alloc-pool.h.
3024 (struct case_node): Remove GTY marker.
3025 (add_case_node): New parameter case_node_pool. Use it for
3027 (expand_case): New allocation pool case_node_pool. Initialize it,
3028 pass to add_case_node and free it.
3030 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3031 David Ung <davidu@mips.com>
3032 Nigel Stephens <nigel@mips.com>
3034 Add mips16/nomips16 function attributes and -mflip-mips16 option
3035 for testing mixed-mode compilation.
3037 * config/mips/mips.opt (mflip-mips16): New.
3039 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3040 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3042 * config/mips/mips.c (mips_base_target_flags): New.
3043 (mips_base_mips16): New.
3044 (mips_base_schedule_insns): New.
3045 (mips_base_reorder_blocks_and_partition): New.
3046 (mips_base_align_loops): New.
3047 (mips_base_align_jumps): New.
3048 (mips_base_align_functions): New.
3049 (mips16_flipper): New.
3050 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3051 (TARGET_SET_CURRENT_FUNCTION): Define.
3052 (mips_mips16_type_p, mips_nomips16_type_p): New.
3053 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3054 (mips_function_ok_for_sibcall): Make it deal with functions with
3056 (mips_init_split_addresses): New, split out from override_options.
3057 (mips_init_relocs): New, split out from override_options.
3058 (was_mips16_p): New.
3059 (mips_set_mips16_mode): New, split out from override_options.
3060 (mips_set_current_function): New.
3061 (override_options): Add sorry for unsupported mips16/pic
3062 combination. Remove error for mips16/dsp combination. Save
3063 base option settings.
3064 (mips_file_start): Move mips16 mode setting output from here....
3065 (mips_output_function_prologue): ....to here.
3066 (mips_output_mi_thunk): Check for mips16 function.
3067 (build_mips16_function_stub): Don't set .mips16 here.
3068 (build_mips16_call_stub): Likewise.
3069 (mips_expand_builtin): Error in mips16 mode.
3070 (mips_use_mips16_mode_p): New.
3071 (mips_encode_section_info): Check for mips16 function, and set
3072 SYMBOL_REF_FLAGS accordingly.
3074 * doc/extend.texi (Function Attributes): Document new
3075 mips16/nomips16 attributes.
3076 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3077 (MIPS Options): Document -mflip-mips16.
3079 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3081 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3082 if we encounter TLS address in MIPS16 mode.
3083 (mips_legitimize_const_move): Check cannot_force_const_mem for
3084 the (const (plus symbol offset)) case; this forces invalid TLS
3085 address in MIPS16 mode to be caught by the above call to sorry.
3086 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3087 because that now enables emutls, which is not ABI compatible
3088 with native TLS in non-MIPS16 mode.
3090 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3092 Add target hook invoked when cfun changes.
3094 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3095 * target.h (struct gcc_target): Add set_current_function.
3096 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3097 (TARGET_INITIALIZER): Add initializer for set_current_function.
3098 * tree.h (push_struct_function): New.
3099 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3101 (set_cfun): Declare.
3102 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3104 (push_function_context_to): Use allocate_struct_function
3105 to create null context, not init_dummy_function_start. Use set_cfun.
3106 (pop_function_context_from): Use set_cfun.
3107 (in_dummy_function): New.
3108 (invoke_set_current_function_hook): New.
3110 (push_cfun, pop_cfun): Use set_cfun.
3111 (push_struct_function): New.
3112 (allocate_struct_function): Call invoke_set_current_function_hook
3114 (prepare_function_start): Don't set cfun here. Remove unused
3115 argument; fix all callers.
3116 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3117 push_struct_function.
3118 (init_function_start): Set cfun here.
3119 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3120 * omp-low.c (create_omp_child_function): Use push_struct_function
3121 and pop_cfun to save/restore state.
3122 (expand_omp_parallel): Remove unused saved_cfun variable.
3123 * cgraphunit.c (ipa_passes): Use set_cfun.
3124 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3125 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3126 * matrix-reorg.c (transform_allocation_sites): Likewise.
3127 (matrix_reorg): Use set_cfun.
3128 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3129 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3130 assignment to cfun; use set_cfun for the other.
3131 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3132 (dump_function_to_file): Use push_cfun/pop_cfun here.
3133 * c-decl.c (finish_function): Use set_cfun.
3135 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3137 * regrename.c (rerename_optimize): Use deferred rescanning and
3138 insert explicit calls to rescan insns when changed.
3140 2007-09-05 Jan Hubicka <jh@suse.cz>
3142 * optabs.c (libfunc_entry): Change optab to integer.
3143 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3144 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3145 of pointers for hashing.
3147 2007-09-05 Jan Hubicka <jh@suse.cz>
3149 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3151 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3152 * see.c (pass_see): Likewise.
3153 * tracer.c (pass_tracer): Likewise.
3154 * postreload-gcse.c (pass_gcse2): Likewise.
3155 * postreload.c (pass_postreload_cse): Likewise.
3156 * mode-switching.c (pass_mode_switching): Likewise.
3157 * modulo-sched.c (pass_sms): Likewise.
3158 * cse.c (cse_insn): Likewise.
3159 * web.c (pass_web): Likweise.
3160 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3161 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3162 * loop-init.c (pass_rtl_loop_init): Likewise.
3163 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3164 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3165 * global.c (pass_global_alloc): Likewise.
3166 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3167 pass_if_after_reload): Likewise.
3168 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3169 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3170 * regmove.c (pass_regmove): Likewise.
3171 * function.c (pass_thread_prologugues_epilogues): Likewise.
3172 * gcse.c (pass_gcse): Likewise.
3173 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3174 * lower-subreg.c (pass_lower_subreg2): Likewise.
3175 * bt-load.c (pass_branch_target_load): Likewise.
3176 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3177 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3178 * combine.c (pass_combine): Likewise.
3179 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3180 (pass_partition_blocks): Likewise.
3181 * var-tracking.c (pass_variable_track): Likewise.
3182 * reg-stack.c (pass_stack_regs_run): Likewise.
3183 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3184 * passes.c (pass_postreload): Likewise.
3185 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3186 * tree-pass.h (TODO_verify_rtl_sharing): New.
3187 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3188 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3189 TODO_set_props, TODO_df_finish, TODO_df_verify,
3190 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3192 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3195 fold_real_zero_addition_p, reorder_operands_p,
3196 div_if_zero_remainder, fold_undefer_overflow_warnings,
3197 int_binop_types_match_p, fold_convert_const_int_from_int,
3198 fold_convert_const_int_from_real,
3199 fold_convert_const_int_from_fixed,
3200 fold_convert_const_real_from_real,
3201 fold_convert_const_real_from_fixed,
3202 fold_convert_const_fixed_from_fixed,
3203 fold_convert_const_fixed_from_int,
3204 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3205 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3206 debug_fold_checksum, multiple_of_p): Constify.
3207 * tree-flow-inline.h (get_lineno): Likewise.
3208 * tree-flow.h (get_lineno): Likewise.
3209 * tree-object-size.c (compute_object_offset, addr_object_size,
3210 alloc_object_size, pass_through_call): Likewise.
3211 * tree-pretty-print.c (op_symbol, print_call_name,
3212 print_struct_decl, do_niy): Likewise.
3213 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3214 debug_fold_checksum): Likewise.
3216 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3219 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3220 note, remove the associated REG_RETVAL note.
3222 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3224 * config.gcc (powerpc*-*-*): Install
3225 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3226 * config/rs6000/spu2vmx.h: New header.
3227 * config/rs6000/si2vmx.h: New header.
3228 * config/rs6000/vec_types.h: New header.
3230 2007-09-05 Ben Elliston <bje@au.ibm.com>
3232 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3234 2007-09-05 Ben Elliston <bje@au.ibm.com>
3236 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3238 (__stdcx): Make asm volatile.
3239 (__stwcx, __stdcx): Return only 0 or 1.
3241 2007-09-05 Jan Hubicka <jh@suse.cz>
3245 2007-09-04 Jan Hubicka <jh@suse.cz>
3246 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3248 2007-09-04 Richard Guenther <rguenther@suse.de>
3249 * tree-ssa-operands.c (add_virtual_operand): Only mark
3250 stores as has_volatile_ops if alias information is not available.
3252 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3254 * config/rs6000/tramp.asm: Include config.h.
3255 Check __PIC__ or __pic__ macro instead of SHARED.
3257 PR rtl-optimization/32300
3258 * see.c (see_copy_insn): New function.
3259 (see_def_extension_not_merged, see_merge_one_use_extension,
3260 see_merge_one_def_extension): Use it. Avoid changing
3261 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3262 into sequences. Call df_insn_delete on temporary insns
3263 that won't be emitted into the insn stream.
3264 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3265 and run df_process_deferred_rescans () before run_fast_dce.
3267 PR tree-optimization/33017
3268 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3269 recurse for pure or const function calls.
3271 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3273 * c-format.c: Include alloc-pool.h.
3274 (check_format_info_main): New argument fwt_alloc. Use allocation
3275 pool instead of GC. Remove GC deallocation code.
3276 (check_format_arg): Create allocation pool, pass it to
3277 check_format_info_main and free it afterwards.
3278 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3280 2007-09-05 Ben Elliston <bje@au.ibm.com>
3282 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3283 Rename count macro arugment for clarity.
3284 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3285 (__protected_stream_set): Likewise, pass 0.
3287 2007-09-04 Jan Hubicka <jh@suse.cz>
3289 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3291 2007-09-04 Jan Hubicka <jh@suse.cz>
3293 * invoke.texi (-finline-small-functions): Document.
3294 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3295 when deciding what is inlinable.
3296 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3297 (cgraph_decide_inlining_of_small_function): Handle new flags.
3298 (cgraph_decide_inlining_incrementally): Likewise.
3299 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3300 * common.opt (finline-small-functions): New.
3301 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3303 2007-09-04 Richard Guenther <rguenther@suse.de>
3305 * tree-ssa-operands.c (add_virtual_operand): Only mark
3306 stores as has_volatile_ops if alias information is not available.
3308 2007-09-04 Andrew Haley <aph@redhat.com>
3310 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3312 2007-09-04 Andrew Haley <aph@redhat.com>
3314 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3315 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3316 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3318 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3321 * common.opt: Mention ABI version 2 in comment.
3323 2007-09-04 Jan Hubicka <jh@suse.cz>
3325 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3326 (libfunc_entry): New structure.
3327 (libfunc_hash): New hashtable.
3328 (hash_libfunc): New function.
3329 (eq_libfunc): New function.
3330 (convert_optab_libfunc): New function.
3331 (optab_libfunc): New function.
3332 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3333 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3334 expand_float, expand_fix, new_optab, new_convert_optab):
3335 Update for new libfunc API.
3336 (init_libfunc, init_integral_libfuncs,
3337 init_floating_libfuncs, init_interclass_conv_libfuncs
3338 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3339 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3340 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3341 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3342 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3343 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3344 gen_extend_conv_libfunc): New.
3345 (init_one_libfunc): Revamp for hashtables.
3346 (set_conv_libfunc): Likewise.
3347 (init_optabs): Initialize hashtable; use lazy initialization where
3349 * optabs.h (optab_handlers): Move out of GGC.
3350 (optab, convert_optab): Move out of GGC; add lazy gen info.
3351 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3352 (optab_libfunc, convert_optab_libfunc): New.
3353 * builtins.c (expand_builtin_powi): Update for new API.
3354 * expr.c (convert_move): Likewise.
3355 * expmed.c (expand_divmod): Likewise.
3357 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3359 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3360 GOT pointer only if there is a constant pool. Use the allocated space
3363 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3365 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3368 2007-09-04 Revital Eres <eres@il.ibm.com>
3369 Richard Guenther <rguenther@suse.de>
3370 R. Clint Whaley <whaley@cs.utsa.edu>
3372 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3374 * tree-tailcall.c (process_assignment): Use -fassociative-math
3375 when reodering operands of floating-point type.
3376 * fold-const.c (fold_comparison, fold_binary): Use
3377 -fassociative-math and -freciprocal-math instead of
3378 -funsafe-math-optimization flag.
3379 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3380 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3381 -freciprocal-math instead of -funsafe-math-optimizations.
3382 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3383 -fassociative-math when -ffast-math is set.
3384 (set_unsafe_math_optimizations_flags): New Function
3385 to set -freciprocal-math and -fassociative-math when
3386 -funsafe-math-optimizations is set.
3387 (common_handle_option): Call it.
3388 * tree-vectorizer.c (vect_is_simple_reduction): Use
3389 -fassociative-math when doing reduction on floats.
3390 * loop-unroll.c (analyze_insn_to_expand_var): Use
3391 -fassociative-math when expanding an accumulator of type float.
3392 * simplify-rtx.c (simplify_binary_operation_1): Use
3393 -fassociative-math and -freciprocal-math when reordeing operands
3394 of floating-point type.
3395 * combine.c (combine_simplify_rtx): Likewise.
3396 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3398 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3400 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3403 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3405 2007-09-04 Jan Hubicka <jh@suse.cz>
3407 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3409 2007-09-04 Jan Hubicka <jh@suse.cz>
3411 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3412 and corresponding MATCH_DUP.
3414 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3417 * combine.c (subst): Do not try to simplify X if it represents load
3418 of FP constant from the constant pool via float extension.
3420 2007-09-04 Ben Elliston <bje@au.ibm.com>
3422 * c-opts.c: Include "tm_p.h".
3423 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3425 2007-09-04 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/33291
3428 * tree-pretty-print.c (dump_generic_node): Dump all
3429 qualifiers for pointer types, not only first. Dump
3430 qualifiers for aggregate types as well.
3431 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3432 use the canonical type for building ARRAY_REFs.
3433 * gimplify.c (canonicalize_addr_expr): Clean up. The
3434 correct validness check is compatibility of the pointer
3435 types. Always use the canonical type for building
3436 ARRAY_REFs and ADDR_EXPRs.
3437 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3438 change that disabled propagation of ADDR_EXPRs into statements
3441 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3443 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3444 (umulsi3_highpart): Make into expanders; existing insns are
3445 now named *[insn]_nov6. Add stars to existing [insn]_v6
3446 counterparts' names.
3448 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3450 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3451 (unprotoize.o): Remove SHLIB_MULTILIB.
3453 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3455 * doc/extend.texi: Document progmem attribute for AVR.
3457 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3460 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3462 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3464 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3467 * optabs.c: Remove unnecessary forward declarations.
3468 (expand_unop_direct): New, broken out of expand_unop.
3469 (expand_doubleword_clz): New.
3470 (expand_ctz): Move above expand_ffs. Use
3471 start_sequence, end_sequence, add_equal_note, and
3472 expand_unop_direct. Add more commentary.
3473 (expand_ffs): Try both ctz optab and expand_ctz.
3474 Generate a test and branch if the hardware doesn't give us
3475 a useful value for input zero. Style improvements similar to
3478 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3480 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3482 * config.gcc: Delete stanza for arm-semi-aof and
3483 armel-semi-aof targets.
3484 * config/arm/arm-protos.h
3486 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3487 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3488 delete aof_pic_label and remove mention of AOF in comments.
3489 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3491 * config/arm/semiaof.h
3492 * config/arm/t-semi: Delete file.
3494 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3496 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3497 CONST_CAST_BB): New macros for type-specific casts.
3498 (CONST_CAST): Add a TYPE parameter and define it in terms of
3501 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3502 * c-lex.c (cb_ident, lex_string): Likewise,
3503 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3504 * config/i386/i386.c (ix86_function_regparm,
3505 ix86_function_sseregparm): Use CONST_CAST_TREE.
3506 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3508 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3509 give_switch, set_multilib_dir): Likewise,
3510 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3511 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3512 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3513 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3514 * prefix.c (update_path): Likewise,
3515 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3516 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3517 * tree-cfg.c (tree_can_merge_blocks_p,
3518 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3519 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3520 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3521 (attribute_list_contained): Use CONST_CAST_TREE.
3523 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3525 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3527 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3530 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3531 before forcing them into a register.
3533 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3535 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3536 rather than define_code_macro.
3538 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3540 * gcc.c (xputenv): New function.
3541 (putenv_from_prefixes): Use xputenv instead of putenv.
3542 (process_command): Use xputenv instead of putenv.
3543 (set_collect_gcc_options): Use xputenv instead of putenv.
3544 (main): Use xputenv instead of putenv.
3546 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3548 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3549 availability of swap instruction.
3550 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3552 2007-09-03 Revital Eres <eres@il.ibm.com>
3554 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3557 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3558 Ayal Zaks <zaks@il.ibm.com>
3559 Revital Eres <eres@il.ibm.com>
3561 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3562 compute_split_row): New functions.
3563 (ps_unschedule_node): Remove.
3564 (normalize_sched_times): Iterate over the already scheduled
3565 insns instead of the number of nodes.
3566 (MAX_SPLIT_NUM): New definition.
3567 (sms_schedule_by_order): Change the scheduling heuristic to
3568 avoid useless increases of initiation interval ii.
3569 (get_sched_window): Add dump printouts.
3571 2007-09-02 David Daney <ddaney@avtrex.com>
3573 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3574 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3575 (optab, insn): Add more attributes.
3576 (fetchop_bit): New code macro.
3577 (immediate_insn): New code macro attribute.
3578 (sync): Change condition to ISA_HAS_SYNC.
3579 (rdhwr): Change predicate for operand 0 to register_operand.
3580 (memory_barrier): New expand.
3581 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3582 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3583 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3584 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3585 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3586 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3587 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3588 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3589 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3591 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3592 Hans-Peter Nilsson <hp@axis.com>
3594 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3595 Defined to describe availability and behavior of CLZ.
3596 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3597 * config/cris/cris.opt: Tweak comment for "-metrax4".
3598 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3599 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3600 (count_leading_zeros): Define.
3602 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3604 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3606 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3609 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3612 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3614 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3615 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3616 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3617 sched-deps.c, sched-int.h, system.h, target.h,
3618 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3619 tree.def: Fix comment typos.
3621 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3623 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3624 (override_options): Turn on -mstrict-align on non-ColdFire
3626 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3628 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3630 * c-common.c (const_strip_array_types): Delete.
3631 * c-common.h (const_strip_array_types): Likewise.
3632 * emit-rtl.c (const_next_insn, const_previous_insn,
3633 const_next_nonnote_insn, const_prev_nonnote_insn,
3634 const_next_real_insn, const_prev_real_insn,
3635 const_next_active_insn, const_prev_active_insn, const_next_label,
3636 const_prev_label): Delete.
3637 * gimple-low.c (block_may_fallthru): Use expr_last.
3638 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3639 * rtl.h (const_previous_insn, const_next_insn,
3640 const_prev_nonnote_insn, const_next_nonnote_insn,
3641 const_prev_real_insn, const_next_real_insn,
3642 const_prev_active_insn, const_next_active_insn, const_prev_label,
3643 const_next_label): Delete.
3644 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3645 * system.h (CONST_CAST): Update comment.
3646 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3647 (const_first_stmt, const_last_stmt): Delete.
3648 (tree_block_ends_with_condjump_p): Use last_stmt.
3649 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3650 * tree-iterator.c (const_expr_first, const_expr_last,
3651 const_expr_only): Delete.
3652 * tree.c (const_lookup_attribute): Likewise.
3653 (attribute_list_contained): Use lookup_attribute.
3654 * tree.h (const_lookup_attribute, const_expr_first,
3655 const_expr_last, const_expr_only): Delete.
3657 2007-09-01 Richard Guenther <rguenther@suse.de>
3659 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3660 instead of TREE_THIS_VOLATILE.
3661 * tree-ssa-operands.c (add_virtual_operand): Do not set
3662 has_volatile_ops. Do not check s_ann for NULL.
3663 (get_indirect_ref_operands): Likewise.
3664 (get_expr_operands): Likewise. For all reference trees
3665 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3666 check base of reference for TREE_THIS_VOLATILE.
3668 2007-09-01 Richard Guenther <rguenther@suse.de>
3670 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3671 between integral types. Also allow conversions between
3674 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3676 * optabs.c (prepare_float_lib_cmp): Use
3677 libgcc_cmp_return_mode instead of word_mode.
3678 * config/dfp-bit.h: Likewise.
3679 * config/fp-bit.h: Likewise.
3680 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3682 (spu_libgcc_shift_count_mode): New function.
3683 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3684 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3686 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3688 * tree-pretty-print.c: Include output.h.
3689 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3690 HOST_WIDE_INT_PRINT_DEC.
3691 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3693 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3695 PR rtl-optimization/33224
3696 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3697 to the analysed region.
3699 2007-08-31 Richard Guenther <rguenther@suse.de>
3701 * function.c (allocate_struct_function): Do not set
3702 current_function_returns_pointer.
3703 * function.h (struct var_refs_queue): Remove.
3704 (struct simple_obstack_stack): Likewise.
3705 (struct function): Remove fixup_var_refs_queue member.
3706 Remove returns_pointer flag.
3707 (current_function_returns_pointer): Remove define.
3709 2007-08-31 Nick Clifton <nickc@redhat.com>
3711 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3712 secondary keys in order to obtain a stable sort.
3714 2007-08-31 Nick Clifton <nickc@redhat.com>
3717 * config/m32r/constraints.md: Add W constraint for integer zero.
3718 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3719 Fix length calculation by using alternatives.
3721 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3723 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3724 split out from expand_binop.
3725 (avoid_expensive_constant): New function.
3726 (expand_binop_directly): Remove commutative_op argument and
3727 (expand_binop_directly): Remove commutative_op argument and
3728 call cummutative_optab_p instead. Do not change op0 or op1
3729 when swapping xop0 and xop1. Apply avoid_expensive_constant
3730 to each argument after potential swapping. Enforce the
3731 canonical order of commutative operands.
3732 (expand_binop): Use shift_optab_p and commutative_optab_p.
3733 Update the calls to expand_binop_directly. Only force constants
3734 into registers when widening an operation. Only swap operands
3735 once a direct expansion has been rejected.
3736 (expand_twoval_binop): Only force constants into registers when
3737 using a direct expansion.
3739 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3741 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3742 (sched_analyze_insn): Don't postprocess speculative dependencies when
3743 target has no scheduling.
3744 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3745 'uninitialized' warning.
3747 2007-08-31 Richard Guenther <rguenther@suse.de>
3749 * tree.c (build_complex_type): Always set TYPE_NAME for
3752 2007-08-31 Olivier Hainque <hainque@adacore.com>
3754 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3755 internal macro. Default alignment factor for csect directives, chosen
3756 to match what BIGGEST_ALIGNMENT allows.
3757 (DATA_SECTION_ASM_OP): Use it.
3758 * config/rs6000/rs6000.c
3759 (rs6000_xcoff_output_readonly_section_asm_op):
3760 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3761 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3763 2007-08-31 Olivier Hainque <hainque@adacore.com>
3765 * dbxout.c (dbxout_block): Move declaration within the first
3766 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3767 block to include the definition, together with the associated
3770 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3771 Revital Eres <eres@il.ibm.com>
3773 * doc/invoke.texi (-mpaired): Document flag.
3774 * config.gcc: Include paired.h in powerpc extra_headers and
3775 750cl.h in powerpc-*-linux*paired*.
3776 * config/rs6000/rs6000.opt (-mpaired): New flag.
3777 * config/rs6000/rs6000.c (paired_init_builtins,
3778 paired_expand_builtin, paired_expand_lv_builtin,
3779 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3780 New functions to support the paired single builtin functions.
3781 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3782 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3784 (bdesc_paired_preds): New structure for paired predicate
3786 (rs6000_expand_builtin): Expand paired single builtins.
3787 (rs6000_init_builtins): Init paired single builtins.
3788 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3789 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3790 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3791 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3792 (rs6000_vector_mode_supported_p): Support paired vector mode.
3793 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3794 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3796 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3797 (DATA_ALIGNMENT): Likewise.
3798 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3799 (rs6000_builtins): Add PAIRED builtins.
3800 * config/rs6000/rs6000.md: Include paired.md.
3801 * config/rs6000/paired.h: New.
3802 * config/rs6000/paired.md: New.
3803 * config/rs6000/750cl.h: New.
3804 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3806 2007-08-30 Ollie Wild <aaw@google.com>
3808 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3809 * gcc.c (default_compilers): Add -fno-directives-only to
3810 @assembler-with-cpp.
3812 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3816 * regclass.c (initial_fixed_regs): Revert previous change and make
3818 (initial_call_used_regs): Likewise.
3819 (initial_call_really_used_regs): Delete, reverting previous addition.
3820 (initial_reg_names): Likewise.
3821 (init_reg_sets): Revert previous change.
3822 (saved_fixed_regs): New.
3823 (saved_call_used_regs): New.
3824 (saved_call_really_used_regs): New.
3825 (saved_reg_names): New.
3826 (save_register_info): New.
3827 (restore_register_info): New.
3828 (init_reg_sets_1): Replace reset of register info with call to
3829 restore_register_info.
3830 * rtl.h (save_register_info): Declare.
3831 * toplev.c (backend_init): Call save_register_info.
3833 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3835 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3836 from the original statement.
3838 2007-08-30 Chao-ying Fu <fu@mips.com>
3840 * c-lex.c (interpret_fixed): Declare.
3841 (interpret_float): Process _Fract and _Accum.
3842 (interpret_fixed): New function.
3843 * final.c (output_addr_const): Process CONST_FIXED.
3844 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3845 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3847 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3849 (simplify_immed_subreg): Support CONST_FIXED.
3850 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3851 (simplify_subreg): Support CONST_FIXED.
3853 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3855 * config/rs6000/ppu_intrinsics.h: New file.
3856 * config.gcc (powerpc*-*-* <extra_headers>): Install
3859 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3861 * cfg.c (dump_flow_info): Change to also print entry and exit
3863 * print-rtl.c (print_rtl_single): Allow to print rtl with
3866 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3868 * df-core.h (df_dump_region): New function.
3869 * df.h (df_dump_region): New function.
3870 * loop-invariant.c (find_defs): Add call to df_dump_region.
3871 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3874 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3877 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3878 true if any of the compare_section_name calls returned true,
3879 rather than if any returned false.
3881 2007-08-30 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/33199
3884 * tree-ssa-structalias.c (handle_lhs_call): New function.
3885 (find_func_aliases): In non-IPA mode make sure that for
3886 calls that return a pointer we add a constraint for the
3887 result to point to anything.
3889 2007-08-30 Richard Guenther <rguenther@suse.de>
3891 * doc/invoke.texi (-mveclibabi): Document new target option.
3892 * config/i386/i386.opt (-mveclibabi): New target option.
3893 * config/i386/i386.c (ix86_veclib_handler): Handler for
3894 vectorization library support.
3895 (override_options): Handle the -mveclibabi option, initialize
3896 the vectorization library handler.
3897 (ix86_builtin_vectorized_function): As fallback call the
3898 vectorization library handler, if set.
3899 (ix86_veclibabi_acml): New static function for ACML ABI style
3900 vectorization support.
3902 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3904 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3905 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3906 SImode and update m. Don't run gen_lowpart_common on arbitrary
3907 memory address, force it to register first.
3910 * dce.c (dce_process_block): Don't delete setters of
3911 artificially used registers.
3913 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3915 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3916 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3917 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3919 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3921 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3923 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3924 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3926 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * system.h: Activate -Wcast-qual as warning-only.
3930 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3933 * config/rs6000/rs6000.c (compare_section_name): New function.
3934 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3937 2007-08-29 Olivier Hainque <hainque@adacore.com>
3939 * xcoffout.c: #include debug.h.
3940 * Makefile.in (xcoffout.o): Add debug.h dependency.
3942 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3944 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3945 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3947 2007-08-29 Richard Guenther <rguenther@suse.de>
3949 * tree-pretty-print.c (dump_generic_node): Print
3950 label DECL_UID as D.%u.
3951 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3953 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3955 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3956 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3958 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3961 * tree.c (build_type_attribute_qual_variant): Set canonical types
3962 on the final, unqualified attribute variant before building the
3965 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3967 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3968 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3970 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3973 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3974 * config/bfin/bfin.md (composev2hi): Put operands into vector
3977 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3979 * config/bfin/bfin.md (composev2hi): Put operands into vector
3982 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3984 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3985 attribute when appropriate.
3986 (bfin_handle_l1_text_attribute): New.
3987 (bfin_handle_l1_data_attribute): New.
3988 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3989 l1_data_A and l1_data_B.
3990 * doc/extend.texi (node Function Attributes): Document l1_text
3992 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3993 l1_data_A and l1_data_B variable attributes.
3995 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3997 * config/bfin/bfin.opt (minline-plt): Add.
3998 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3999 call to global functions.
4000 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4001 (Blackfin Options): Document -minline-plt.
4003 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4005 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4006 given a non-function.
4007 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4009 2007-08-28 DJ Delorie <dj@redhat.com>
4011 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4013 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4015 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4017 2007-08-28 Richard Guenther <rguenther@suse.de>
4019 * tree.h (struct tree_function_decl): Increase size of
4020 function_code bitfield.
4022 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4023 Kazu Hirata <kazu@codesourcery.com>
4025 * gcc/config/m68k/linux.h
4026 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4027 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4028 (m68k_return_in_memory): New.
4029 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4032 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4035 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4036 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4037 operand) when top VEC_SELECT extracts scalar element.
4038 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4039 (*vec_extract_v4sf_mem): Ditto.
4041 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4044 * passes.c (init_optimization_passes): Move pass_df_finish
4045 after pass_postreload sublist.
4047 PR rtl-optimization/33148
4048 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4049 (neg (lt X 0)) if X has scalar int mode.
4052 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4053 initializer, use build_vector_from_ctor if possible to create
4054 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4055 even after this, return NULL.
4057 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4059 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4061 2007-08-28 Richard Guenther <rguenther@suse.de>
4063 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4064 (struct tree_function_decl): Make function_code a bitfield.
4065 Add disregard_inline_limits flag.
4066 * cgraphunit.c (cgraph_process_new_functions): Check
4067 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4068 (cgraph_preserve_function_body_p): Likewise.
4069 * ipa-inline.c (compute_inline_parameters): Likewise.
4070 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4071 for GNU C extern inline functions.
4072 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4073 * tree-inline.c (disregard_inline_limits_p): Remove.
4074 * tree-inline.h (disregard_inline_limits_p): Likewise.
4075 * c-common.c (handle_always_inline_attribute): Set
4076 DECL_DISREGARD_INLINE_LIMITS.
4077 * langhooks.c (add_builtin_function): Verify the function code
4078 fits in the bitfield.
4080 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4081 Vladimir Yanovsky <yanov@il.ibm.com>
4082 Revital Eres <eres@il.ibm.com>
4083 Andrey Belevantsev <abel@ispras.ru>
4085 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4087 * modulo-sched.c: Add documentation regarding do-loop.
4088 (doloop_register_get): Change number of arguments to support
4089 the new do-loop pattern and check whether COUNT_REG has no other
4090 occurences in the loop besides in the control part.
4091 (duplicate_insns_of_cycles): Do not duplicate the insn which
4092 changes count_reg as it is already adjusted.
4093 (generate_prolog_epilog): New argument to support the new
4094 do-loop pattern. Change the subtract instruction to use
4095 expand_simple_binop. Call duplicate_insns_of_cycles with new
4097 (sms_schedule): Call doloop_register_get and
4098 generate_prolog_epilog with new argument. Do not handle loops
4099 with single sets insns with subreg in their lhs.
4100 * loop-doloop.c (doloop_optimize): Support for another do-loop
4102 (doloop_condition_get): Gets an instruction instead of a pattern
4103 and change the return condition when the do-loop pattern is
4105 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4106 deps when considering to not create edges.
4108 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4110 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4113 2007-08-27 Jason Merrill <jason@redhat.com>
4116 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4117 zero-sized types after calling gimplify_modify_expr_rhs.
4119 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4121 * regclass.c (init_reg_autoinc): Fix typo.
4123 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4125 Fix PR tree-optimization/33173
4126 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4128 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4131 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4132 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4135 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4136 David Ung <davidu@mips.com>
4137 Nigel Stephens <nigel@mips.com>
4139 Separate target-specific initialization from general
4140 back-end initialization.
4142 * toplev.c (init_alignments): New, split out from...
4143 (process_options): ...here.
4144 (backend_init_target): New, split out from...
4145 (backend_init): ...here.
4146 (lang_dependent_init_target): New, split out from...
4147 (lang_dependent_init): ...here.
4148 (target_reinit): New.
4149 * toplev.h (target_reinit): Declare.
4150 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4151 now can be called more than once. Update comments.
4152 * expr.h (init_expr_target): Likewise.
4153 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4154 now can be called more than once. Explicitly zero
4155 static_reg_base_value.
4156 * emit-rtl.c (init_emit_regs): New, split out from...
4157 (init_emit_once): Here.
4158 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4159 non-const, so that changes from command-line arguments can overwrite
4160 values provided by the static initializers.
4161 (initial_call_really_used_regs): New, used similarly to the above.
4162 (initial_reg_names): Likewise.
4163 (last_mode_for_init_move_cost): Promoted function-local static to
4164 file-scope static to make it accessible outside init_move_cost.
4165 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4166 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4167 reg_names since it is needed for parsing command-line options.
4168 (init_move_cost): Use last_mode_for_init_move_cost instead of
4169 function-local static.
4170 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4171 call_really_used_regs now. Reinitialize reg_names. Also
4172 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4173 reg_class_superunion. Clear losing_caller_save_reg_set.
4174 Preserve global registers if called more than once. Reset
4175 move cost, may_move_in_cost, may_move_out_cost, and
4176 last_mode_for_init_move_cost.
4177 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4178 can now be invoked more than once. Update comments.
4179 (init_regs): Update comments.
4180 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4181 and initial_call_really_used_regs, instead of the non-initial
4182 variables. This allows us to save the command-line register settings
4183 after target reinitialization.
4184 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4185 * rtl.h (init_emit_regs): Declare.
4186 (init_reg_modes_target, init_alias_target): Renamed as described
4188 * reload1.c (init_reload): Update comments.
4189 * optabs.c (init_optabs): Likewise.
4190 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4192 2007-08-26 Chao-ying Fu <fu@mips.com>
4194 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4197 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4199 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4201 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4203 * bb-reorder.c (copy_bb_p): Likewise.
4204 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4205 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4206 block_ends_with_condjump_p): Likewise.
4207 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4208 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4209 block_ends_with_condjump_p): Likewise.
4210 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4211 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4212 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4213 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4214 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4215 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4216 debug_true_const_tree instad of debug_true_tree.
4217 * debug.c (do_nothing_debug_hooks): Likewise.
4218 * debug.h (ignore_block, debug_true_const_tree): Constify.
4219 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4220 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4221 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4222 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4223 dbx_reg_number, is_based_loc, field_type,
4224 simple_type_align_in_bits, simple_decl_align_in_bits,
4225 simple_type_size_in_bits, field_byte_offset, insert_float,
4226 type_tag, member_declared_type, is_redundant_typedef,
4227 secname_for_decl, is_inlined_entry_point): Likewise.
4228 * emit-rtl.c (const_next_insn, const_previous_insn,
4229 const_next_nonnote_insn, const_prev_nonnote_insn,
4230 const_next_real_insn, const_prev_real_insn,
4231 const_next_active_insn, const_prev_active_insn, const_next_label,
4232 const_prev_label): Likewise.
4233 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4235 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4236 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4237 sched_insn_is_legitimate_for_speculation_p): Likewise.
4238 * jump.c (reversed_comparison_code_parts,
4239 reversed_comparison_code, reversed_comparison, condjump_label):
4241 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4242 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4244 * rtl.h (const_previous_insn, const_next_insn,
4245 const_prev_nonnote_insn, const_next_nonnote_insn,
4246 const_prev_real_insn, const_next_real_insn,
4247 const_prev_active_insn, const_next_active_insn, const_prev_label,
4248 const_next_label, modified_between_p, modified_in_p,
4249 const_note_storeskeep_with_call_p, condjump_label,
4250 reversed_comparison, reversed_comparison_code,
4251 reversed_comparison_code_parts, memory_modified_in_insn_p,
4252 stack_regs_mentioned): Likewise.
4253 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4254 keep_with_call_p): Likewise.
4255 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4256 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4257 sd_lists_size, sd_lists_empty_p): Likewise.
4258 * sched-int.h (sched_insns_conditions_mutex_p,
4259 haifa_classify_insn, no_real_insns_p,
4260 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4261 sd_lists_size, sd_lists_empty_p): Likewise.
4262 * sdbout.c (sdb_debug_hooks): Likewise.
4263 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4264 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4265 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4267 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4268 tree_can_throw_internal): Likewise.
4269 * tree-flow-inline.h (phi_nodes): Likewise.
4270 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4271 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4272 * tree-gimple.c (const_get_call_expr_in): Likewise.
4273 * tree-gimple.h (const_get_call_expr_in): Likewise.
4274 * tree.c (const_lookup_attribute, attribute_list_equal,
4275 attribute_list_contained): Likewise.
4276 * tree.h (attribute_list_equal, attribute_list_contained,
4277 const_lookup_attribute): Likewise.
4278 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4280 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4282 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4283 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4285 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4288 * config/alpha/constraints.md: Delete "svn:mime-type" property
4289 with svn propdel "svn:mime-type".
4291 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4294 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4295 non NOTE insn doesn't cross basic block.
4296 (noce_try_abs): Likewise.
4297 (noce_process_if_block): Likewise.
4299 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4302 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4303 operand without auto-inc-dec.
4304 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4305 offsettable_mem_operand.
4306 (floatunssidf2_internal): Same.
4307 (fix_truncdfsi2_internal): Same.
4308 (floatsidf_ppc64): Same.
4309 (floatunssidf_ppc64): Same.
4310 (fix_trunctfsi2_internal): Same.
4312 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4315 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4316 pass defines needed for version.c.
4318 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4320 * configure.ac (--debug-prefix-map check): Change assembler
4321 version presumed to have feature to 2.18.
4322 * configure: Regenerate.
4324 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4326 * c-common.c (vector_types_convertible_p,
4327 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4328 self_promoting_args_p): Constify.
4329 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4330 c_promoting_integer_type_p, self_promoting_args_p,
4331 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4332 * c-decl.c (anon_aggr_type_p): Likewise.
4333 * * c-dump.c (dump_stmt): Likewise.
4334 * c-objc-common.c (has_c_linkage): Likewise.
4335 * c-tree.h (same_translation_unit_p): Likewise.
4336 * c-typeck.c (null_pointer_constant_p,
4337 tagged_types_tu_compatible_p, function_types_compatible_p,
4338 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4339 comptypes_internal, struct tagged_tu_seen_cache,
4340 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4341 c_size_in_bytes): Likewise.
4342 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4343 hash_ptr, eq_ptr): Likewise.
4344 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4345 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4346 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4347 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4349 * optabs.c (optab_for_tree_code): Likewise.
4350 * optabs.h (optab_for_tree_code): Likewise.
4351 * rtl.h (simplify_rtx): Likewise.
4352 * simplify-rtx.c (simplify_rtx): Likewise.
4353 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4354 dump_flag, dump_node): Likewise.
4355 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4356 queue_and_dump_type, dump_flag): Likewise.
4357 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4358 * tree-pass.h (dump_node): Likewise.
4359 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4360 supportable_narrowing_operation): Likewise.
4361 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4362 supportable_narrowing_operation): Likewise.
4363 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4364 is_negative_overflow_infinity, is_positive_overflow_infinity,
4365 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4366 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4367 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4368 ssa_name_nonzero_p, fp_predicate): Likewise.
4369 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4370 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4371 ssa_name_nonnegative_p): Likewise.
4373 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4375 * config.gcc : Add x86_64-elf target.
4377 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4379 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4381 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4382 Nigel Stephens <nigel@mips.com>
4386 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4387 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4388 * expr.c (SET_BY_PIECES_P): Define.
4389 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4390 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4391 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4393 * expr.h (SET_RATIO): Define.
4394 (can_store_by_pieces, store_by_pieces): Update prototypes.
4395 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4396 can_store_by_pieces/store_by_pieces.
4397 (expand_builtin_memcpy_args): Likewise.
4398 (expand_builtin_strncpy): Likewise.
4399 (expand_builtin_memset_args): Likewise. Also remove special case
4400 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4401 decide what to do instead.
4402 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4403 to can_store_by_pieces.
4405 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4406 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4408 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4409 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4410 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4411 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4412 (STORE_BY_PIECES_P): Define.
4414 2007-08-24 Tom Tromey <tromey@redhat.com>
4416 * varpool.c (varpool_last_needed_node): Fix comment typo.
4417 * c-decl.c (duplicate_decls): Fix comment typo.
4418 (clone_underlying_type): Update comment.
4420 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4422 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4423 alpha_in_small_data_p, alpha_split_complex_arg,
4424 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4426 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4427 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4429 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4430 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4431 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4432 * config/darwin.c (darwin_binds_local_p): Likewise.
4433 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4435 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4436 i386_pe_valid_dllimport_attribute_p): Likewise.
4437 * config/i386/i386.c (ix86_function_regparm,
4438 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4439 x86_can_output_mi_thunk, ix86_mangle_type,
4440 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4441 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4442 i386_pe_binds_local_p): Likewise.
4443 * config/ia64/ia64.c
4444 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4445 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4446 ia64_invalid_conversion, ia64_invalid_unary_op,
4447 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4449 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4450 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4451 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4452 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4453 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4454 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4455 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4456 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4457 * config/pa/pa.c (pa_commutative_p): Likewise.
4458 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4460 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4461 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4462 rs6000_use_blocks_for_constant_p,
4463 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4464 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4465 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4466 * config/s390/s390.c (s390_mangle_type,
4467 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4469 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4470 th_in_small_data_p): Likewise.
4471 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4472 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4474 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4475 sparc_mangle_type): Likewise.
4476 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4477 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4478 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4480 * hooks.c (hook_bool_mode_const_rtx_false,
4481 hook_bool_mode_const_rtx_true,
4482 hook_bool_const_tree_hwi_hwi_const_tree_false,
4483 hook_bool_const_tree_hwi_hwi_const_tree_true,
4484 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4485 hook_constcharptr_const_tree_null,
4486 hook_constcharptr_const_rtx_null,
4487 hook_constcharptr_const_tree_const_tree_null,
4488 hook_constcharptr_int_const_tree_null,
4489 hook_constcharptr_int_const_tree_const_tree_null): New.
4490 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4491 hook_bool_tree_hwi_hwi_tree_false,
4492 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4493 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4494 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4495 hook_constcharptr_int_tree_null,
4496 hook_constcharptr_int_tree_tree_null): Delete.
4497 (default_can_output_mi_thunk_no_vcall): Constify.
4498 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4499 hook_bool_tree_hwi_hwi_tree_false,
4500 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4501 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4502 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4503 hook_constcharptr_int_tree_null,
4504 hook_constcharptr_int_tree_tree_null): Delete.
4505 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4506 hook_bool_const_tree_hwi_hwi_const_tree_false,
4507 hook_bool_const_tree_hwi_hwi_const_tree_true,
4508 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4509 hook_constcharptr_const_tree_null,
4510 hook_constcharptr_const_rtx_null,
4511 hook_constcharptr_const_tree_const_tree_null,
4512 hook_constcharptr_int_const_tree_null,
4513 hook_constcharptr_int_const_tree_const_tree_null): New.
4514 (default_can_output_mi_thunk_no_vcall): Constify.
4515 * integrate.c (function_attribute_inlinable_p): Likewise.
4516 * integrate.h (function_attribute_inlinable_p): Likewise.
4517 * jump.c (rtx_renumbered_equal_p): Likewise.
4518 * output.h (decl_readonly_section, categorize_decl_for_section,
4519 default_use_anchors_for_symbol_p, default_binds_local_p,
4520 default_binds_local_p_1): Likewise.
4521 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4523 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4524 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4525 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4526 TARGET_COMP_TYPE_ATTRIBUTES,
4527 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4528 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4529 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4530 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4531 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4532 * target.h (can_output_mi_thunk, needs_block_p,
4533 first_cycle_multipass_dfa_lookahead_guard_spec,
4534 vector_alignment_reachable, comp_type_attributes,
4535 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4536 commutative_p, use_blocks_for_constant_p,
4537 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4538 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4539 invalid_within_doloop, valid_dllimport_attribute_p,
4540 split_complex_arg, invalid_arg_for_unprototyped_fn,
4541 invalid_conversion, invalid_unary_op, invalid_binary_op):
4543 * targhooks.c (default_invalid_within_doloop,
4544 hook_invalid_arg_for_unprototyped_fn,
4545 default_builtin_vector_alignment_reachable): Likewise.
4546 (hook_bool_rtx_commutative_p): Delete.
4547 (hook_bool_const_rtx_commutative_p): New.
4548 * targhooks.h (default_invalid_within_doloop,
4549 default_builtin_vector_alignment_reachable,
4550 hook_invalid_arg_for_unprototyped_fn): Constify.
4551 (hook_bool_rtx_commutative_p): Delete.
4552 (hook_bool_const_rtx_commutative_p): New.
4553 * varasm.c (bss_initializer_p, decl_default_tls_model,
4554 categorize_decl_for_section, decl_readonly_section,
4555 default_use_anchors_for_symbol_p, default_binds_local_p,
4556 default_binds_local_p_1): Constify.
4558 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4560 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4561 __NO_BUILTIN if -fno-builtin.
4563 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4565 * config/bfin/bfin.c (print_operand): Report error instead of
4566 ICE for wrong operand.
4568 2007-08-24 Michael Matz <matz@suse.de>
4570 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4572 2007-08-24 Richard Guenther <rguenther@suse.de>
4575 * tree-ssa.c (useless_type_conversion_p): Split into a
4576 recursive and a non-recursive part.
4577 (useless_type_conversion_p_1): New function.
4578 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4579 from maybe_fold_offset_to_reference is trivially convertible
4580 to the desired type before doing the simplification.
4582 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4584 * expr.c (store_expr): Optimize initialization of an array
4586 * expr.h (builtin_strncpy_read_str): New prototype.
4587 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4590 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4593 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4594 field when initializing if_info structure.
4596 2007-08-24 Richard Guenther <rguenther@suse.de>
4598 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4600 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4601 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4602 * tree-inline.c (inlinable_function_p): Fold in common parts of
4603 the cannot_inline_tree_fn langhook.
4604 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4605 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4606 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4607 cannot_inline_tree_fn langhook.
4608 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4609 cannot_inline_tree_fn member.
4611 2007-08-24 Richard Guenther <rguenther@suse.de>
4613 * expr.c (get_inner_reference): Do computation of bitoffset
4614 from offset in a way we can detect overflow reliably.
4616 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4618 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4620 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4622 * config/bfin/bfin.opt (mfast-fp): Add.
4623 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4624 libbffastfp override libgcc if -mfast-fp.
4625 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4626 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4627 (Blackfin Options): Document -mfast-fp.
4629 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4631 PR tree-optimization/32573
4633 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4634 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4635 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4636 (build_classic_dist_vector): Return false rather than true if
4637 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4638 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4639 returned false. Don't call save_dist_v before calling
4640 build_classic_dist_vector_1.
4641 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4642 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4643 DDR_DIR_VECTS vectors.
4645 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4647 * configure.ac (leb128): Modify sed statement to work with any
4648 binutils version string.
4649 * configure: Regenerate
4651 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4653 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4654 Wrap in RTX_CODE macro guard.
4655 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4656 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4657 arm_mark_dllimport, arm_pe_encode_section_info,
4658 arm_pe_unique_section): Use ISO-C function declarations.
4659 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4660 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4661 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4663 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4664 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4666 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4668 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4669 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4670 (register_move_cost): Use ISO-C function declarations.
4671 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4672 * config/score/score-protos.h (score_declare_object): Add
4674 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4676 * final.c (profile_function): Avoid empty if-bodies.
4679 * calls.c (must_pass_in_stack_var_size,
4680 must_pass_in_stack_var_size_or_pad): Constify.
4681 * config/alpha/alpha-protos.h (function_value): Likewise.
4682 * config/alpha/alpha.c (alpha_return_in_memory,
4683 alpha_pass_by_reference, function_value,
4684 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4685 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4687 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4688 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4689 TARGET_PROMOTE_PROTOTYPES): Likewise.
4690 * config/arm/arm-protos.h (arm_return_in_memory,
4691 arm_pad_arg_upward, arm_function_value): Likewise.
4692 * config/arm/arm.c (arm_pass_by_reference,
4693 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4694 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4695 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4697 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4698 * config/avr/avr-protos.h (avr_function_value): Likewise.
4699 * config/avr/avr.c (avr_return_in_memory,
4700 gas_output_limited_string, gas_output_ascii, avr_function_value,
4701 avr_return_in_memory): Likewise.
4702 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4703 * config/bfin/bfin.c (bfin_pass_by_reference,
4704 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4705 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4707 * config/cris/cris.c (cris_pass_by_reference,
4708 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4709 * config/crx/crx.c (crx_return_in_memory): Likewise.
4710 * config/darwin.c (function_base, machopic_function_base_name):
4712 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4713 TARGET_PROMOTE_PROTOTYPES): Likewise.
4714 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4715 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4716 * config/i386/i386-protos.h (ix86_return_in_memory,
4717 ix86_sol10_return_in_memory): Likewise.
4718 * config/i386/i386.c (ix86_function_value,
4719 ix86_function_sseregparm, ix86_must_pass_in_stack,
4720 type_natural_mode, classify_argument, examine_argument,
4721 construct_container, ix86_pass_by_reference, function_value_32,
4722 function_value_64, ix86_function_value_1, return_in_memory_32,
4723 return_in_memory_64, return_in_memory_ms_64,
4724 ix86_return_in_memory, ix86_sol10_return_in_memory,
4725 TARGET_PROMOTE_PROTOTYPES): Likewise.
4726 * config/ia64/ia64-protos.h (ia64_function_value,
4727 ia64_hpux_function_arg_padding): Likewise.
4728 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4729 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4730 ia64_hpux_function_arg_padding): Likewise.
4731 * config/iq2000/iq2000-protos.h (function_arg,
4732 iq2000_function_value): Likewise.
4733 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4734 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4735 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4736 function_arg, iq2000_function_value): Likewise.
4737 * config/m32c/m32c-protos.h (m32c_function_value,
4738 m32c_promote_function_return): Likewise.
4739 * config/m32c/m32c.c (m32c_pass_by_reference,
4740 m32c_promote_prototypes, m32c_promote_function_return,
4741 m32c_function_value): Likewise.
4742 * config/m32r/m32r.c (m32r_return_in_memory,
4743 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4744 m32r_in_small_data_p): Likewise.
4745 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4747 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4748 m68hc11_function_arg_padding): Likewise.
4749 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4750 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4751 m68k_function_value): Likewise.
4752 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4753 mcore_function_value): Likewise.
4754 * config/mcore/mcore.c (handle_structs_in_regs,
4755 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4756 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4757 mcore_num_arg_regs, mcore_function_value): Likewise.
4758 * config/mips/mips-protos.h (mips_pad_arg_upward,
4759 mips_function_value): Likewise.
4760 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4761 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4762 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4763 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4764 mips_function_value): Likewise.
4765 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4767 * config/mmix/mmix.c (mmix_pass_by_reference,
4768 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4769 mmix_encode_section_info): Likewise.
4770 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4772 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4773 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4774 mn10300_function_value): Likewise.
4775 * config/mt/mt-protos.h (mt_function_value): Likewise.
4776 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4777 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4778 * config/pa/pa-protos.h (function_arg_padding, function_value,
4779 pa_return_in_memory): Likewise.
4780 * config/pa/pa.c (pa_pass_by_reference,
4781 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4782 function_arg_padding, function_value, pa_return_in_memory):
4784 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4785 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4786 function_arg_padding): Likewise.
4787 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4788 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4789 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4790 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4791 function_arg_padding, altivec_expand_dst_builtin,
4792 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4793 altivec_init_builtins, rs6000_common_init_builtins,
4794 rs6000_function_value): Likewise.
4795 * s390/s390-protos.h (s390_function_value): Likewise.
4796 * config/s390/s390.c (s390_function_arg_size,
4797 s390_pass_by_reference, s390_return_in_memory,
4798 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4799 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4800 * config/score/score-protos.h (score_function_value): Likewise.
4801 * config/score/score.c (score_arg_partial_bytes,
4802 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4803 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4804 score_pass_by_reference, score_add_offset, score_function_value):
4806 * config/sh/sh-protos.h (sh_attr_renesas_p,
4807 sh_promote_prototypes): Likewise.
4808 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4809 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4810 sh_attr_renesas_p): Likewise.
4811 * config/sparc/sparc-protos.h (function_value,
4812 function_arg_padding): Likewise.
4813 * config/sparc/sparc.c (sparc_promote_prototypes,
4814 sparc_return_in_memory, sparc_pass_by_reference,
4815 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4816 function_arg_record_value_2, function_arg_record_value_1,
4817 function_arg_record_value, function_arg_record_value,
4818 function_arg_padding, function_value): Likewise.
4819 * config/spu/spu-protos.h (spu_function_value): Likewise.
4820 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4821 spu_function_value): Likewise.
4822 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4824 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4825 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4826 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4828 * config/v850/v850.c (v850_return_in_memory,
4829 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4830 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4831 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4832 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4833 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4835 * explow.c (promote_mode, hard_function_value): Likewise.
4836 * expr.h (hard_function_value, promote_mode): Likewise.
4837 * function.c (aggregate_value_p): Likewise.
4838 * hooks.c (hook_bool_const_tree_true): New.
4839 * hooks.h (hook_bool_const_tree_true): New.
4840 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4841 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4842 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4843 TARGET_RETURN_IN_MSB): Likewise.
4844 * target.h (promote_function_args, promote_function_return,
4845 promote_prototypes, return_in_memory, return_in_msb,
4846 pass_by_reference, must_pass_in_stack, callee_copies,
4847 function_value): Likewise.
4848 * targhooks.c (default_return_in_memory,
4849 hook_pass_by_reference_must_pass_in_stack,
4850 hook_callee_copies_named,
4851 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4852 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4853 default_function_value): Likewise.
4854 * targhooks.h (default_return_in_memory,
4855 hook_pass_by_reference_must_pass_in_stack,
4856 hook_callee_copies_named,
4857 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4858 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4859 default_function_value): Likewise.
4860 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4861 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4862 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4863 * tree.c (needs_to_live_in_memory): Likewise.
4864 * tree.h (struct tree_type, needs_to_live_in_memory,
4865 aggregate_value_p, must_pass_in_stack_var_size,
4866 must_pass_in_stack_var_size_or_pad): Likewise.
4867 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4868 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4869 lookup_filename): Likewise.
4871 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4874 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4875 fake fcomi i387 instruction for !TARGET_CMOVE.
4876 (ix86_expand_branch): Expand natural sequence with one jump for
4877 all targets, not only TARGET_CMOVE.
4878 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4879 pattern to implement fake fcomi sequence. Split instruction after
4880 reload to correct compare sequences.
4881 (*cmpfp_xf_cc): Ditto.
4882 (*cmpfp_<mode>_cc): Ditto.
4883 (*cmpfp_u_cc): Ditto.
4884 (*cmpfp_<mode>_cc): Ditto.
4886 2007-08-23 Richard Guenther <rguenther@suse.de>
4888 * tree-pretty-print.c (dump_generic_node): Annotate
4889 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4891 2007-08-23 Richard Guenther <rguenther@suse.de>
4893 * builtins.c (expand_builtin_mathfn): Wrap argument in
4894 save_expr directly instead of re-building the call.
4895 (expand_builtin_mathfn_2): Likewise.
4896 (expand_builtin_mathfn_3): Likewise.
4897 (expand_builtin_interclass_mathfn): Likewise.
4898 (expand_builtin_int_roundingfn): Set arg.
4899 (expand_builtin_int_roundingfn_2): Likewise.
4901 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4903 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4904 *sse_nand<mode>3, *sse_xor<mode>3): New.
4906 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4908 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4909 * config/i386/i386.c (print_operand): Handle ';' code. Output
4910 semicolon for TARGET_MACHO.
4911 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4912 emit semicolon after 'lock' prefix.
4913 (sync_double_compare_and_swap<mode>): Ditto.
4914 (*sync_double_compare_and_swapdi_pic): Ditto.
4915 (*sync_compare_and_swap_cc<mode>): Ditto.
4916 (sync_double_compare_and_swap_cc<mode>): Ditto.
4917 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4918 (sync_old_add<mode>): Ditto.
4919 (sync_add<mode>): Ditto.
4920 (sync_sub<mode>): Ditto.
4921 (sync_ior<mode>): Ditto.
4922 (sync_and<mode>): Ditto.
4923 (sync_xor<mode>): Ditto.
4925 2007-08-22 Chao-ying Fu <fu@mips.com>
4927 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4929 (copy_rtx): Handle CONST_FIXED.
4930 (rtx_equal_p): Likewise.
4931 * rtl.h (fixed_value.h): New include.
4932 (rtx_def): Add a new field of fixed_value to u.
4933 (XCNMPFV): Define for accessing fixed_value.
4934 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4936 * rtl.def (CONST_FIXED): New constant.
4937 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4938 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4939 US_ASHIFT): New codes.
4940 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4941 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4942 unsigned_fract_convert, unsigned_sat_fract): Document them.
4943 * varasm.c (assemble_integer): Extend to support fixed-point constants
4944 by using different machine classes.
4945 (decode_addr_const): Handle FIXED_CST.
4946 (const_hash_1): Likewise.
4947 (compare_constant): Likewise.
4948 (copy_constant): Likewise.
4949 (const_rtx_hash_1): Handle CONST_FIXED.
4950 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4951 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4953 (initializer_constant_valid_p): Handle FIXED_CST.
4954 (output_constant): Support FIXED_POINT_TYPE.
4955 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4956 * cse.c (hash_rtx): Support CONST_FIXED.
4957 (exp_equiv_p): Likewise.
4958 (cannon_reg): Likewise.
4959 (fold_rtx): Likewise.
4960 (equiv_constant): Likewise.
4961 (cse_process_notes_1): Likewise.
4962 (count_reg_usage): Likewise.
4963 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4964 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4965 (wrap_constant): Check CONST_FIXED.
4966 (cselib_hash_rtx): Support CONST_FIXED.
4967 (cselib_subst_to_values): Likewise.
4968 * df-scan.c (df_uses_record): Likewise.
4969 * gcse.c (want_to_gcse_p): Likewise.
4970 (oprs_unchanged_p): Likewise.
4971 (oprs_not_set_p): Likewise.
4972 (compute_transp): Likewise.
4973 (extract_mentioned_regs_helper): Likewise.
4974 * genemit.c (gen_exp): Likewise.
4975 * local-alloc.c (equiv_init_varies_p): Likewise.
4976 (contains_replace_regs): Likewise.
4977 (memref_referenced_p): Likewise.
4978 * loop-invariant.c (check_maybe_invariant): Likewise.
4979 (hash_invariant_expr_1): Likewise.
4980 (invariant_expr_equal_p): Likewise.
4981 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4982 * regclass.c (reg_scan_mark_refs): Likewise.
4983 * regrename.c (scan_rtx): Likewise.
4984 * resource.c (mark_referenced_resources): Likewise.
4985 (mark_set_resources): Likewise.
4986 * rtlanal.c (rtx_unstable_p): Likewise.
4987 (rtx_varies_p): Likewise.
4988 (count_occurrences): Likewise.
4989 (reg_mentioned_p): Likewise.
4990 (modified_between_p): Likewise.
4991 (modified_in_p): Likewise.
4992 (volatile_insn_p): Likewise.
4993 (volatile_refs_p): Likewise.
4994 (side_effects_p): Likewise.
4995 (may_trap_p_1): Likewise.
4996 (inequality_comparisons_p): Likewise.
4997 (computed_jump_p_1): Likewise.
4998 (commutative_operand_precedence): Likewise.
4999 * sched-deps.c (sched_analyze_2): Likewise.
5000 * sched-vis.c (print_value): Likewise.
5001 * reload.c (operands_match_p): Likewise.
5002 (subst_reg_equivs): Likewise.
5003 * reload1.c (eliminate_regs_1): Likewise.
5004 (elimination_effects): Likewise.
5005 (scan_paradoxical_subregs): Likewise.
5006 * alias.c (rtx_equal_for_memref_p): Likewise.
5007 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5008 * emit-rtl.c (const_fixed_htab): New hash table.
5009 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5011 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5012 const_fixed_from_fixed_value): New functions.
5013 (verify_rtx_sharing): Handle CONST_FIXED.
5014 (copy_rtx_if_shared_1): Likewise.
5015 (reset_used_flags): Likewise.
5016 (set_used_flags): Likewise.
5017 (copy_insn_1): Likewise.
5018 (init_emit_once): Create const_fixed_htab.
5019 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5021 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5023 PR tree-optimization/32949
5024 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5025 before failing for ivs with non-constant step.
5027 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5029 * doc/md.texi (Iterators): Renamed from Macros. All contents
5030 changed to reflect rename of respectively define_code_macro and
5031 define_mode_macro to define_code_iterator and define_mode_iterator.
5032 (Mode Iterators, Code Iterators): Similar.
5033 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5034 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5035 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5036 (initialize_iterators, find_iterator, check_code_iterator)
5037 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5038 (read_mapping, read_rtx_1): Similar.
5039 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5040 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5041 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5042 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5043 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5044 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5045 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5046 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5047 config/rs6000/sync.md, config/rs6000/rs6000.md,
5048 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5049 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5050 config/vax/vax.md, config/bfin/bfin.md: Similar.
5052 2007-08-22 David Daney <ddaney@avtrex.com>
5054 * doc/install.texi (Testing): Mention testing on a simulator.
5056 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5058 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5060 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5061 and rearrange floating point conversion functions into different
5064 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5066 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5067 dfa_post_advance_cycle): New scheduler hooks.
5068 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5069 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5071 (TARGET_SCHED): Use them.
5072 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5073 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5074 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5076 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5077 function to facilitate debugging.
5078 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5079 (output_insn_has_dfa_reservation_p): New static function to output
5080 insn_has_dfa_reservation_p ().
5081 (write_automata): Use it.
5082 * genattr.c (main): Output declaration for
5083 insn_has_dfa_reservation_p ().
5085 2007-08-22 Christian Bruel <christian.bruel@st.com>
5086 Richard Guenther <rguenther@suse.de>
5088 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5089 * simplify_rtx (simplify_binary_operation_1): Likewise.
5091 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5093 PR rtl-optimization/32557
5094 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5095 of REGNO (mws->mw_reg).
5097 2007-08-22 Richard Guenther <rguenther@suse.de>
5100 * builtins.c (expand_builtin_int_roundingfn): Replace call
5101 argument wrapped with SAVE_EXPR directly.
5102 (expand_builtin_int_roundingfn_2): Likewise.
5104 2007-08-22 Richard Guenther <rguenther@suse.de>
5106 * tree-inline.c (inlinable_function_p): Restore disregarding
5107 inline limits for GNU extern inline functions.
5109 2007-08-22 Richard Guenther <rguenther@suse.de>
5112 * tree.c (host_integerp): Treat sizetype as signed as it is
5115 2007-08-21 Ian Lance Taylor <iant@google.com>
5117 PR tree-optimization/33134
5118 * tree-vrp.c (adjust_range_with_scev): Call
5119 set_value_range_to_value.
5121 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5123 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5126 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5128 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5131 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5133 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5134 cases to set eight bytes at a time.
5135 (expand_block_move): Likewise.
5137 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5140 * dwarf2out.c (gen_decl_die): Don't call
5141 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5143 2007-08-21 Paul Brook <paul@codesourcery.com>
5144 Nathan Sidwell <nathan@codesourcery.com>
5145 Mark Mitchell <mark@codesourcery.com>
5146 Joseph Myers <joseph@codesourcery.com>
5148 * configure.ac: Add --with-pkgversion and --with-bugurl.
5149 * configure: Regenerate.
5150 * doc/install.texi: Document them.
5151 * version.c (version_string): Remove VERSUFFIX.
5152 (VERSUFFIX): Remove.
5153 (pkgversion_string): New.
5154 (bug_report_url): Do not hard-code initializer.
5155 * version.h (pkgversion_string): Declare.
5156 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5158 (version.o): Define PKGVERSION and BUGURL.
5159 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5160 (%.pod): Define BUGURL.
5161 * gcc.c (process_command, main): Use pkgversion_string.
5162 * toplev.c (compile_file, print_version): Likewise.
5163 * protoize.c (main): Likewise.
5164 * gcov.c (print_version): Likewise. Update copyright date.
5165 * gcov-dump.c (print_version): Likewise. Update copyright date.
5166 * mips-tdump.c (main): Likewise. Update copyright date.
5167 * mips-tfile.c (main): Likewise. Update copyright date.
5168 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5169 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5170 shorten description.
5171 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5172 * doc/gccint.texi: Likewise.
5173 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5174 Update copyright date.
5176 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5179 (ix86_expand_strlensi_unroll_1): Ditto.
5180 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5181 (ix86_expand_carry_flag_compare): Update comment.
5183 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5186 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5187 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5189 2007-08-21 Richard Guenther <rguenther@suse.de>
5191 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5193 2007-08-21 Richard Guenther <rguenther@suse.de>
5196 * fold-const.c (fold_binary): Remove index +p PTR folding.
5197 Fix types of POINTER_PLUS_EXPR generated by folding of
5200 2007-08-20 Chao-ying Fu <fu@mips.com>
5202 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5203 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5204 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5205 (c_common_fixed_point_type_for_size): Declare.
5206 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5207 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5208 (c_token_starts_declspecs): Likewise.
5209 (c_parser_declspecs): Likewise.
5210 (c_parser_attributes): Likewise.
5211 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5212 (c_declspecs): Add saturating_p.
5213 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5214 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5215 _Sat. Handle RID_SAT.
5216 Avoid using void, bool, char, int, float, double, _Decimal32,
5217 _Decimal64, _Decimal128, and complex with _Sat.
5218 Handle RID_FRACT and RID_ACCUM.
5219 Make sure _Sat is used with _Fract or _Accum.
5220 (finish_declspecs): Handle cts_fract and cts_accum.
5221 * c-common.c (fixed-value.h): New include.
5222 (constant_expression_warning): Handle FIXED_CST.
5223 (overflow_warning): Likewise.
5224 (warnings_for_convert_and_check): Likewise.
5225 (c_common_fixed_point_type_for_size): New.
5226 (c_common_type_for_mode): Handle fixed-point modes to
5227 return various saturating/non-saturating, signed/unsigned types.
5228 (c_common_signed_or_unsigned_type): Support fixed-point types.
5229 (shorten_compare): Check fixed-point zero.
5230 Handle FIXED_POINT_TYPE.
5231 (c_common_truthvalue_conversion): Handle FIXED_CST.
5232 Handle FIXED_POINT_TYPE.
5233 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5235 (handle_mode_attribute): Handle fixed-point modes. Need to check
5236 if the signness of base type and fixed-point modes are consistent.
5237 (handle_vector_size_attribute): Handle fixed-point modes.
5238 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5239 (warn_for_div_by_zero): Check fixed-point zero.
5240 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5241 a common fixed-point type based on fbit, ibit, sign, and saturation.
5242 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5243 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5244 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5245 (convert_for_assignment): Support FIXED_POINT_TYPE.
5246 (digest_init): Handle FIXED_POINT_TYPE.
5247 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5248 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5249 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5250 GE_EXPR, LT_EXPR, GT_EXPR.
5251 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5252 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5253 * target.h (gcc_target): Add fixed_point_supported_p.
5254 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5255 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5256 (default_fixed_point_supported_p): Define.
5257 * targhooks.h (default_fixed_point_supported_p): Declare.
5258 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5259 * doc/install.texi (Configuration): Add --enable-fixed-point.
5260 * configure.ac (--enable-fixed-point): New to enable fixed-point
5261 arithmetic extension to C. For mips targets, we enable it by default.
5262 * configure, config.in: Regenerate.
5264 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5266 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5268 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5270 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5271 DWARF2_DEBUGGING_INFO.
5272 (cold_text_section_used): Same.
5273 (cold_text_section): Same.
5275 2007-08-20 Richard Guenther <rguenther@suse.de>
5277 * c-typeck.c (convert_for_assignment): Use the type of
5278 the member for the initialization.
5280 2007-08-20 Richard Guenther <rguenther@suse.de>
5282 * c-objc-common.c (c_disregard_inline_limits): Remove.
5283 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5284 * cgraphunit.c (cgraph_process_new_functions): Call
5285 disregard_inline_limits_p.
5286 (cgraph_preserve_function_body_p): Likewise.
5287 * ipa-inline.c (compute_inline_parameters): Likewise.
5288 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5290 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5291 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5292 disregard_inline_limits langhook.
5293 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5295 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5296 disregard_inline_limits langhook.
5297 * tree-inline.c (disregard_inline_limits_p): New function.
5298 * tree-inline.h (disregard_inline_limits_p): Declare.
5300 2007-08-20 Richard Guenther <rguenther@suse.de>
5302 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5303 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5304 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5305 auto_var_in_fn_p langhook.
5306 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5308 * tree.c (auto_var_in_fn_p): ... here.
5309 (find_var_from_fn): Call auto_var_in_fn_p directly.
5310 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5311 auto_var_in_fn_p langhook.
5312 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5313 (copy_body_r): Likewise.
5314 (self_inlining_addr_expr): Likewise.
5315 * tree.h (auto_var_in_fn_p): Declare.
5317 2007-08-20 Richard Guenther <rguenther@suse.de>
5319 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5320 (walk_type_fields): Take lh parameter.
5321 (walk_tree): Rename to ...
5322 (walk_tree_1): ... this. Do not call the walk_subtrees
5323 langhook but the now passed callback. Pass lh on recursion.
5324 (walk_tree_without_duplicates): Rename to ...
5325 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5326 and call walk_tree_1.
5327 * tree.h (walk_tree_lh): New typedef.
5328 (walk_tree_1): Declare.
5329 (walk_tree_without_duplicates_1): Likewise.
5330 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5331 (walk_tree_without_duplicates): New define to
5332 walk_tree_without_duplicates_1 with NULL lh parameter.
5333 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5334 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5336 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5337 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5338 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5341 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5345 code in front of the compacting of basic blocks.
5346 Move the folding of statements inbetween the cgraph checking
5347 and compacting of basic blocks.
5349 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5350 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5353 * config/alpha/alpha.c (va_list_skip_additions): Check for
5354 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5355 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5356 PLUS_EXPR when checking ap.__base.
5357 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5358 when doing addition on pointer types. Use size_int instead of
5360 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5361 ptr_type in the second operand.
5363 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5366 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5368 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5371 * cfgexpand.c (expand_one_register_var): Mark pointer
5372 DECL_ARTIFICIAL as REG_POINTER also.
5373 * stmt.c (expand_decl): Likewise.
5375 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5382 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5383 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5384 on_worklist argument and avoid adding things to worklist multiple
5386 (add_to_worklist): Ditto.
5387 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5388 single SFT is clobbered.
5389 (set_initial_properties): Ditto.
5390 (compute_call_clobbered): Update for changes to function
5392 (create_overlap_variables_for): Always create SFT for offset 0.
5393 (create_structure_vars): Handle PHI's, since we are in SSA form at
5395 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5396 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5398 (add_vars_for_offset): Figure out aliases from access + points-to.
5399 (add_virtual_operand): Use add_vars-for_offset.
5400 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5401 (add_call_clobber_ops): Remove makes_clobbering_call set.
5402 (get_expr_operands): Always pass through the INDIRECT_REF
5404 * tree-ssa-structalias.c (struct constraint_graph): Remove
5406 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5407 address_taken, pt_used, number_incoming.
5408 (FIRST_ADDR_NODE): Removed.
5409 (merge_graph_nodes): Remove broken code for the moment.
5410 (init_graph): New function.
5411 (build_pred_graph): Remove code to init_graph.
5412 Add location equivalence support.
5413 (struct scc_info): Rename roots to deleted.
5415 (init_scc_info): Ditto
5416 (init_topo_info): Use graph->size.
5417 (compute_topo_order): Ditto.
5418 (do_da_constraint): Removed.
5419 (do_sd_constraint): Remove calls to find().
5420 set_union_with_increment should always get 0 as last arg here.
5421 (do_complex_constraint): Replace do_da_constraint with assert.
5423 (struct equiv_class_label): New.
5424 (pointer_equiv_class_table): Ditto.
5425 (location_equiv_class_table): Ditto.
5426 (equiv_class_label_hash): Ditto.
5427 (equiv_class_label_eq): Ditto
5428 (equiv_class_lookup): Ditto.
5429 (equiv_class_ladd): Ditto.
5430 (pointer_equiv_class): Ditto.
5431 (location_equiv_class): Ditto.
5432 (condense_visit): Rename and rewrite from label_visit to do only
5433 SCC related stuff for HU.
5434 (label_visit): Do HU work for HU.
5435 (perform_var_substitution): Update to do HU and location
5437 (free_var_substitution_info): Update to free HU and location
5438 equivalence structures. */
5439 (find_equivalent_node): Update for pointer but not location
5441 (unite_pointer_equivalences): New function.
5442 (move_complex_constraints): Rewrite to only do moving.
5443 (rewrite_constraints): Split out of move_complex_constraints.
5444 (solve_graph): Use graph->size.
5445 (process_constraint_1): Add from_call argument, use it.
5446 Split *a = &b into two constraints.
5447 (process_constraint): Use new process_constraint_1.
5448 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5449 (get_constraint_for): Handle non-pointer integers properly.
5450 Remove code that used to handle structures.
5451 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5452 with unknown addends.
5453 (handle_rhs_call): New function.
5454 (find_func_aliases): Use handle_rhs_call.
5455 (set_uids_in_ptset): Add an assert.
5456 (set_used_smts): Fix bug in not considering unified vars.
5457 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5458 (compute_points_to_sets): Update for other function changes.
5459 (delete_points_to_sets): Ditto.
5460 (ipa_pta_execute): Ditto.
5461 (pass_ipa_pta): We need to update SSA after ipa_pta.
5463 2007-08-19 Jan Hubicka <jh@suse.cz>
5465 * i386.md: Replace "rim" and "mri" constraints by "g".
5467 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5469 * dwarf2out.c (text_section_used, cold_text_section_used,
5470 cold_text_section, dwarf2out_note_section_used): New.
5471 (dwarf2out_init): Initialize cold_text_section.
5472 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5473 dwarf2out_note_section_used.
5474 (size_of_aranges): Only count entry for text section if it was
5475 used. Count entry for cold text section if it was used.
5476 (output_aranges): Only output entries for text section and cold
5477 text section if they were used.
5479 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5481 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5483 (debug_generic_stmt): Likewise.
5484 (debug_tree_chain): Likewise.
5486 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5488 * tree-data-refs.c (split_constant_offset): Expose.
5489 * tree-data-refs.h (split_constant_offset): Add declaration.
5491 * tree-vectorizer.h (dr_alignment_support): Renamed
5492 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5493 Added a new value dr_explicit_realign.
5494 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5495 dr_offset, dr_step, and dr_aligned_to, along with new access
5496 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5497 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5498 STMT_VINFO_DR_ALIGNED_TO.
5500 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5502 In case of outer-loop vectorization with non-fixed misalignment - use
5503 the dr_explicit_realign scheme instead of the optimized realignment
5505 (new_stmt_vec_info): Initialize new fields.
5507 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5508 'nested_in_vect_loop' case. Change verbosity level.
5509 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5510 Don't fail on zero step in the outer-loop for loads.
5511 (vect_analyze_data_refs): Call split_constant_offset to calculate
5512 base, offset and init relative to the outer-loop.
5514 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5515 BSI function argument with a new function argument - at_loop.
5516 Simplify the condition that determines STEP. Takes additional argument
5517 INV_P. Support outer-loop vectorization (handle the
5518 nested_in_vect_loop case), including zero step in the outer-loop. Call
5519 vect_create_addr_base_for_vector_ref with additional argument.
5520 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5521 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5522 Fixed and simplified calculation of step.
5523 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5524 of bsi, and with additional argument. Call bump_vector_ptr with
5525 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5526 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5527 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5528 when the realignment setup needs to take place inside the loop.
5529 Support the dr_explicit_realign scheme. Allow generating the optimized
5530 realignment scheme for outer-loop vectorization. Added documentation.
5531 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5532 the 'nested_in_vect_loop' case, including loads that are invariant in
5533 the outer-loop and the realignment schemes. Handle the case when the
5534 realignment setup needs to take place inside the loop. Call
5535 vect_setup_realignment with additional arguments. Call
5536 vect_create_data_ref_ptr with additional argument and with loop instead
5537 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5538 (vect_gen_niters_for_prolog_loop): Call
5539 vect_create_addr_base_for_vector_ref with additional arguments.
5540 (vect_create_cond_for_align_checks): Likewise.
5541 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5542 scheme: takes additional argument bump; argument ptr_incr is now
5543 optional; updated documentation.
5544 (vect_init_vector): Takes additional argument (bsi). Use it, if
5545 available, to insert the vector initialization.
5546 (get_initial_def_for_induction): Pass additional argument in call to
5548 (vect_get_vec_def_for_operand): Likewise.
5549 (vect_setup_realignment): Likewise.
5550 (vectorizable_load): Likewise.
5552 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5554 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5555 as argument instead of struct loop.
5556 (nested_in_vect_loop_p): New function.
5557 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5559 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5560 from other phis in the loop.
5561 (destroy_loop_vec_info): Add additional argument to declaration.
5563 * tree-vectorizer.c (supportable_widening_operation): Also check if
5564 nested_in_vect_loop_p (don't allow changing the order in this case).
5565 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5566 of struct loop. Call nested_in_vect_loop_p and don't require
5567 flag_unsafe_math_optimizations if it returns true.
5568 (new_stmt_vec_info): When setting def_type for phis differentiate
5569 loop-header phis from other phis.
5570 (bb_in_loop_p): New function.
5571 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5572 just update their loop_vinfo. Order of BB traversal now matters -
5573 call dfs_enumerate_from with bb_in_loop_p.
5574 (destroy_loop_vec_info): Takes additional argument to control whether
5575 stmt_vinfo of the loop stmts should be destroyed as well.
5576 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5577 reduction stmt to be defines by a non loop-header phi.
5578 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5580 * tree-vect-transform.c (vectorizable_reduction): Call
5581 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5582 (vectorizable_call): Likewise.
5583 (vectorizable_conversion): Likewise.
5584 (vectorizable_operation): Likewise.
5585 (vectorizable_type_promotion): Likewise.
5586 (vectorizable_type_demotion): Likewise.
5587 (vectorizable_store): Likewise.
5588 (vectorizable_live_operation): Likewise.
5589 (vectorizable_reduction): Likewise. Also pass loop_info to
5590 vect_is_simple_reduction instead of loop.
5591 (vect_init_vector): Call nested_in_vect_loop_p.
5592 (get_initial_def_for_reduction): Likewise.
5593 (vect_create_epilog_for_reduction): Likewise.
5594 (vect_init_vector): Check which loop to work with, in case there's an
5596 (get_initial_def_for_inducion): Extend to handle outer-loop
5597 vectorization. Fix indentation.
5598 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5599 In the case vect_induction_def get the vector def from the induction
5600 phi node, instead of calling get_initial_def_for_inducion.
5601 (get_initial_def_for_reduction): Extend to handle outer-loop
5603 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5605 (vect_transform_loop): Change assert to just skip this case. Add a
5607 (vect_finish_stmt_generation): Add a couple asserts.
5609 (vect_estimate_min_profitable_iters): Multiply
5610 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5612 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5613 this is an inner-loop reduction in outer-loop vectorization.
5615 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5616 Same code as what used to be vect_analyze_scalar_cycles, only with
5617 additional argument loop, and loop_info passed to
5618 vect_is_simple_reduction instead of loop.
5619 (vect_analyze_scalar_cycles): Code factored out into
5620 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5621 Updated documentation.
5622 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5623 outer-loop vectorization that are live or not used in the outerloop,
5624 cause this requires special handling.
5625 (vect_enhance_data_refs_alignment): Don't consider versioning for
5627 (vect_analyze_data_refs): Check that there are no datarefs in the
5629 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5630 and vect_used_in_outer_by_reduction cases.
5631 (process_use): Also consider the case of outer-loop stmt defining an
5632 inner-loop stmt and vice versa.
5633 (vect_analyze_loop_1): New function.
5634 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5635 loops. Call vect_analyze_loop_1.
5636 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5637 been vectorized. Call destroy_loop_vec_info with additional argument.
5639 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5640 in the inner-loop when doing outer-loop vectorization. Add
5641 documentation and printout.
5642 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5643 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5645 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5647 * tree-affine.h (print_aff): New prototype.
5648 (debug_aff): Likewise.
5649 * tree-affine.c (print_aff): New function.
5650 (debug_aff): Likewise.
5652 2007-08-18 Paul Brook <paul@codesourcery.com>
5653 Joseph Myers <joseph@codesourcery.com>
5655 * common.opt (-fdebug-prefix-map=): New option.
5656 * opts.c: Include debug.h.
5657 (common_handle_option): Handle -fdebug-prefix-map.
5658 * final.c: Include ggc.h.
5659 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5660 remap_debug_filename): New.
5661 * Makefile.in (final.o, opts.o): Update dependencies.
5662 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5663 * configure.ac: Check for assembler --debug-prefix-map support.
5664 * configure, config.in: Regenerate.
5665 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5666 (ASM_DEBUG_SPEC): Include ASM_MAP.
5667 * doc/install.texi (--with-debug-prefix-map): Document.
5668 * doc/invoke.texi (-fdebug-prefix-map): Document.
5669 * dbxout.c (dbxout_init, dbxout_start_source_file,
5670 dbxout_source_file): Call remap_debug_filename.
5671 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5672 dwarf2out_start_source_file, dwarf2out_finish): Call
5673 remap_debug_filename.
5674 (file_table_relative_p): Do not check d->emitted_number.
5675 * toplev.c (output_file_directive): Call remap_debug_filename.
5676 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5677 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5679 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * loop-invariant.c (find_invariants_to_move): Add missing macro
5684 2007-08-17 Tom Tromey <tromey@redhat.com>
5686 * tree.h (struct tree_label_decl): Removed old "java" fields.
5688 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5689 Nigel Stephens <nigel@mips.com>
5691 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5692 Treat -mno-data-in-code and -mcode-xonly as aliases for
5693 -mcode-readable=no and -mcode-readable=pcrel respectively.
5694 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5695 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5696 (MULTILIB_DIRNAMES): Update accordingly.
5698 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5700 * Makefile.in (version.o): Depend on $(REVISION) only if
5701 REVISION_s is defined.
5703 2007-08-17 Sa Liu <saliu@de.ibm.com>
5704 Ulrich Weigand <uweigand@de.ibm.com>
5707 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5708 use build_qualified_type to retain qualifiers of the base type.
5710 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5712 * config/score/score.md : Update pattern tablejump.
5713 * config/score/score.c : Update score_initialize_trampoline
5715 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5716 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5717 * doc/contrib.texi: Add my entry.
5719 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5721 * Makefile.in (REVISION): New.
5724 (version.o): Also depend on $(REVISION). Add
5725 -DREVISION=$(REVISION_s).
5727 * version.c (version_string): Add REVISION.
5729 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5731 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5732 of GOTO that's relocated to a different block.
5734 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * c-common.c (const_strip_array_types): New.
5737 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5738 (const_strip_array_types): New.
5739 * c-objc-common.c (c_disregard_inline_limits,
5740 c_warn_unused_global_decl): Constify.
5741 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5742 c_vla_type_p, c_incomplete_type_error): Likewise.
5743 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5744 * hooks.c (hook_bool_const_tree_false): New.
5745 * hooks.h (hook_bool_const_tree_false): Likewise.
5746 * langhooks-def.h (lhd_warn_unused_global_decl,
5747 lhd_incomplete_type_error, lhd_expr_size,
5748 lhd_tree_inlining_disregard_inline_limits,
5749 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5750 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5751 * langhooks.c (lhd_warn_unused_global_decl,
5752 lhd_incomplete_type_error,
5753 lhd_tree_inlining_disregard_inline_limits,
5754 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5755 lhd_expr_size): Likewise.
5756 * langhooks.h (lang_hooks_for_tree_inlining,
5757 lang_hooks_for_tree_dump, lang_hooks_for_types,
5758 lang_hooks_for_decls, lang_hooks): Likewise.
5759 * pointer-set.c (pointer_set_t, pointer_set_create,
5760 pointer_set_contains, insert_aux, pointer_set_insert,
5761 pointer_set_traverse, pointer_map_t, pointer_map_create,
5762 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5764 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5765 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5766 pointer_map_traverse): Likewise.
5767 * predict.c (assert_is_empty): Likewise.
5768 * tree-affine.c (free_name_expansion): Likewise.
5769 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5770 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5771 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5773 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5775 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5777 (destroy_loop_vec_info): Add call to VEC_free.
5778 * tree-vectorizer.h (may_alias_ddrs): Define.
5779 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5780 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5781 Change reporting to dump.
5782 (vect_is_duplicate_ddr): New.
5783 (vect_mark_for_runtime_alias_test): New.
5784 (vect_analyze_data_ref_dependences) Add call to
5785 vect_mark_for_runtime_alias_test.
5786 (vect_enhance_data_refs_alignment): Define local variable
5787 vect_versioning_for_alias_required, don't perform
5788 peeling for alignment if versioning for alias is
5790 (vect_enhance_data_refs_alignment): Use
5791 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5792 PARAM_VECT_MAX_VERSION_CHECKS.
5793 * tree-vect-transform.c
5794 (vect_create_cond_for_alias_checks): New.
5795 (vect_transform_loop): Add call to
5796 vect_create_cond_for_alias_checks.
5797 (vect_vfa_segment_size): New.
5798 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5800 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5801 * gcc/doc/invoke.texi
5802 (vect-max-version-for-alignment-checks): Document.
5803 (vect-max-version-for-alias-checks): Document.
5804 (vect-max-version-checks): Remove.
5806 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5809 the same line as the instruction for all asm dialects.
5810 (*rep_movsi): Ditto.
5811 (*rep_movsi_rex64): Ditto.
5812 (*rep_movqi): Ditto.
5813 (*rep_movqi_rex64): Ditto.
5814 (*rep_stosdi_rex64): Ditto.
5815 (*rep_stossi): Ditto.
5816 (*rep_stossi_rex64): Ditto.
5817 (*rep_stosqi): Ditto.
5818 (*rep_stosqi_rex64): Ditto.
5819 (*cmpstrnqi_nz_1): Ditto.
5820 (*cmpstrnqi_nz_rex_1): Ditto.
5821 (*cmpstrnqi_1): Ditto.
5822 (*cmpstrnqi_rex_1): Ditto.
5823 (*strlenqi_1): Ditto.
5824 (*strlenqi_rex_1): Ditto.
5825 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5826 prefix on the same line as the instruction for all asm dialects.
5827 (sync_double_compare_and_swap<mode>): Ditto.
5828 (*sync_double_compare_and_swapdi_pic): Ditto.
5829 (*sync_compare_and_swap_cc<mode>): Ditto.
5830 (sync_double_compare_and_swap_cc<mode>): Ditto.
5831 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5832 (sync_old_add<mode>): Ditto.
5833 (sync_add<mode>): Ditto.
5834 (sync_sub<mode>): Ditto.
5835 (sync_ior<mode>): Ditto.
5836 (sync_and<mode>): Ditto.
5837 (sync_xor<mode>): Ditto.
5839 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5842 * reload.c (find_reloads): Check that the memory returned by
5843 find_reloads_toplev was not the result of forcing a constant
5845 (find_reloads_toplev): Always use simplify_gen_subreg to get
5846 the subreg of a constant. If the result is also a constant,
5847 but not a legitimate one, force it into the constant pool
5848 and reload its address.
5850 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5852 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5855 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5857 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5858 directive for the current vector ABI.
5860 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5863 * caller-save.c (reg_save_code): Set invalide status on restore code.
5865 2007-08-15 Diego Novillo <dnovillo@google.com>
5867 * tree-ssa-alias.c (compute_memory_partitions): Use
5868 alias_bitmap_obstack to allocate bitmaps.
5869 (reset_alias_info): Factor out of init_alias_info.
5870 Mark all name tags not associated to an SSA name for renaming.
5871 (init_alias_info): Call it.
5872 (create_name_tags): Tidy. Add comments.
5873 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5875 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5877 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5878 scheduler dependencies.
5880 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5882 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5884 (*iorsi_1_zext): Likewise.
5885 (*iorsi_1_zext_imm): Likewise.
5886 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5887 with "rm"/"xm" constraint.
5888 (sse2_vmsqrtv2df2): Likewise.
5890 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5893 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5896 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5898 * tree-pass.h (PROP_pta): Removed.
5899 (TODO_rebuild_alias): New.
5900 (pass_may_alias): Removed.
5901 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5902 aliasing if we changed something.
5903 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5905 (pass_may_alias): Removed.
5906 (create_structure_vars): Return TODO_rebuild_alias.
5907 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5908 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5910 (tree_sra_early): We never affect aliasing right now.
5911 * tree-flow.h (compute_may_aliases): New prototype.
5912 * passes.c: Remove pass_may_alias from the passes.
5913 (execute_function_todo): Support TODO_rebuild_alias.
5915 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5917 * i386.c: (legitimize_address): Move dllimported variable check
5918 infront of legitimizing pic address of CONST symbols.
5920 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5922 PR tree-optimization/32941
5923 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5924 (goto_queue_cmp): Remove.
5925 (find_goto_replacement): Change search method.
5926 (maybe_record_in_goto_queue): Add assert.
5927 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5928 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5930 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5932 * alias.c (component_uses_parent_alias_set): Constify.
5933 * alias.h (component_uses_parent_alias_set): Likewise.
5934 * cfgrtl.c (print_rtl_with_bb): Likewise.
5935 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5936 mpz_get_double_int): Likewise.
5937 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5938 mpz_get_double_int): Likewise.
5939 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5940 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5942 * expr.h (safe_from_p): Likewise.
5943 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5945 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5946 zero_sized_type, goa_lhs_expr_p): Likewise.
5947 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5948 * rtl.h (print_rtl_with_bb): Likewise.
5949 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5950 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5951 * tree-flow-inline.h (bb_stmt_list): Constify.
5952 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5954 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5955 const_first_stmt, const_last_stmt): New.
5956 (block_may_fallthru, empty_block_p): Constify.
5957 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5958 EXPR_ONLY_BODY): New.
5959 (expr_first, expr_last, expr_only): Use macro for body.
5960 (const_expr_first, const_expr_last, const_expr_only): New.
5961 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5962 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5963 ctsi_prev, ctsi_stmt): New.
5964 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5965 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5966 * tree-ssa-loop-niter.c (loop_only_exit_p,
5967 derive_constant_upper_bound): Likewise.
5968 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5969 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5970 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5971 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5972 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5973 * tree.c (get_type_static_bounds): Likewise.
5974 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5975 (get_type_static_bounds): Constify.
5977 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5980 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5981 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5982 (*<addsub><mode>3_cc_overflow): New.
5983 (*add<mode>3_cconly_overflow): New.
5984 (*sub<mode>3_cconly_overflow): New.
5985 (*<addsub>si3_zext_cc_overflow): New.
5986 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5987 CCCmode for LTU, GTU, LEU and GEU.
5988 (ix86_comparison_operator): Likewise.
5989 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5990 * config/i386/i386.c (put_condition_code): Support CCCmode.
5991 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5992 or MINUS expressions.
5994 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5997 * c-typeck.c (build_binary_op): Disallow vector float types with
5998 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6000 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6002 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6003 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6004 (dep_def): New typedef.
6005 (init_dep_1, sd_debug_dep): Declare functions.
6006 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6007 (debug_dep_links): Remove.
6008 (struct _deps_list): New field 'n_links'.
6009 (DEPS_LIST_N_LINKS): New macro.
6010 (FOR_EACH_DEP_LINK): Remove.
6011 (create_deps_list, free_deps_list, delete_deps_list): Remove
6013 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6014 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6015 (copy_deps_list_change_con, move_dep_link): Ditto.
6016 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6017 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6019 (INSN_BACK_DEPS): Remove.
6020 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6022 (INSN_DEP_COUNT): Remove.
6023 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6024 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6025 Declare global variables.
6026 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6027 (add_forw_dep, compute_forward_dependences): Remove declarations.
6028 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6029 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6030 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6032 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6034 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6035 (sd_list_types_def): New typedef.
6036 (sd_next_list): Declare function.
6037 (struct _sd_iterator): New type.
6038 (sd_iterator_def): New typedef.
6039 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6041 (FOR_EACH_DEP): New cycle wrapper.
6042 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6044 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6045 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6048 * sched-deps.c (init_dep_1): Make global.
6049 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6051 (dump_dep): New static function.
6052 (dump_dep_flags): New static variable.
6053 (sd_debug_dep): New function.
6054 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6056 (move_dep_link): Use remove_from_deps_list (), instead of
6058 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6059 (dep_link_is_detached_p): New static function.
6060 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6062 (dn_pool, dl_pool): New alloc_pools.
6063 (dn_pool_diff, dl_pool_diff): New static variables.
6064 (create_dep_node, delete_dep_node): New static function.
6065 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6066 (deps_list_empty_p): Make it static. Use 'n_links' field.
6067 (deps_pools_are_empty_p): New static function.
6068 (alloc_deps_list, delete_deps_list): Remove.
6069 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6070 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6071 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6072 (forward_dependency_cache): Remove.
6073 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6074 'back' from the names. Change signature to use dep_t instead of
6076 (add_back_dep): Ditto. Make global.
6077 (check_dep_status): Rename to check_dep ().
6078 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6080 (sd_finish_insn): Ditto.
6081 (sd_find_dep_between_no_cache): New static function.
6082 (sd_find_dep_between): New function.
6083 (ask_dependency_caches, set_dependency_caches): New static functions.
6084 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6085 (add_or_update_dep_1): Separate pieces of functionality into
6086 ask_dependency_caches (), update_dependency_caches (),
6087 change_spec_dep_to_hard (), update_dep ().
6088 (get_back_and_forw_lists): New static function.
6089 (sd_add_dep): Separate setting of dependency caches into
6090 set_dependency_caches ().
6091 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6093 (sd_delete_dep): Ditto.
6094 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6095 (dump_lists): New static function.
6096 (sd_debug_lists): New debug function.
6097 (delete_all_dependences, fixup_sched_groups): Update to use
6098 sd_* infrastructure.
6099 (sched_analyze_2): Create data-speculative dependency only if
6100 data-speculation is enabled.
6101 (sched_analyze_insn): If insn cannot be speculative, make all its
6102 dependencies non-speculative.
6103 (sched_analyze): Use sd_init_insn ().
6104 (add_forw_dep, compute_forward_dependencies): Remove.
6105 (delete_dep_nodes_in_back_deps): New static function.
6106 (sched_free_deps): New function.
6107 (init_dependency_caches): Init alloc_pools.
6108 (extend_depedency_caches): Update after removing of
6109 forward_dependency_cache.
6110 (free_dependency_caches): Ditto. Free alloc_pools.
6111 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6112 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6114 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6115 (add_dependence): Use init_dep ().
6116 (get_dep_weak_1): New static function.
6117 (get_dep_weak): Move logic to get_dep_weak_1 ().
6118 (dump_ds): New static function moved from haifa-sched.c:
6119 debug_spec_status ().
6120 (debug_ds): New debug function.
6121 (check_dep_status): Rename to check_dep (). Update to check whole
6124 * haifa-sched.c (spec_info): Make global.
6125 (added_recovery_block_p): Rename to
6126 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6127 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6128 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6129 to use new interfaces.
6130 (ok_for_early_queue_removal): Ditto.
6131 (schedule_block): Initialize logical uids of insns emitted by the
6133 (sched_init): Initialize new variable.
6134 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6136 (extend_global): Initialize insn data.
6137 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6138 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6140 (add_to_speculative_block): Update to use new interfaces.
6141 (create_recovery_block): Set new variables.
6142 (create_check_block_twin, fix_recovery_deps): Update to use new
6144 (sched_insn_is_legitimate_for_speculation_p): New function.
6145 (speculate_insn): Move checking logic to
6146 sched_insn_is_legitimate_for_speculation_p ().
6147 (sched_remove_insn): Finalize sched-deps information of instruction.
6148 (clear_priorities, add_jump_dependencies): Update to use new
6150 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6152 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6153 to use new interfaces.
6154 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6155 (new_ready): Try to use control speculation only if it is available.
6156 (add_branch_dependences): Update to use new interfaces.
6157 (compute_block_backward_dependences): Rename to
6158 compute_block_dependences (). Call
6159 targetm.sched.dependencies_evaluation_hook ().
6160 (free_block_dependencies): New static function.
6161 (debug_dependencies): Update to use new interfaces.
6162 (schedule_region): Remove separate computation of forward dependencies.
6163 Move call of targetm.sched.dependencies_evaluation_hook () to
6164 compute_block_dependences (). Free dependencies at the end of
6165 scheduling the region.
6167 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6169 (add_deps_for_risky_insns): Ditto.
6170 (schedule_ebb): Remove separate computation of forward dependencies.
6171 Free dependencies at the end of scheduling the ebb.
6173 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6174 (build_intra_loop_deps): Ditto. Remove separate computation of
6175 forward dependencies. Free sched-deps dependencies.
6177 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6178 to use new interfaces.
6179 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6181 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6183 (is_costly_group): Ditto.
6185 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6187 * alias.c (rtx_equal_for_memref_p): Constify.
6188 * basic-block.h (const_edge, const_basic_block): New.
6189 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6190 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6191 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6192 probably_never_executed_bb_p, edge_probability_reliable_p,
6193 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6194 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6196 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6197 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6199 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6200 flow_nodes_print, dfs_enumerate_from): Likewise.
6201 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6202 control_flow_insn_p, count_basic_blocks): Likewise.
6203 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6204 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6205 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6206 average_num_loop_insns, loop_exit_edge_p,
6207 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6208 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6209 average_num_loop_insns, seq_cost): Likewise.
6210 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6211 * dominance.c (dominated_by_p): Likewise.
6212 * emit-rtl.c (validate_subreg): Likewise.
6213 * except.c (can_throw_internal, can_throw_external): Likewise.
6214 * except.h (can_throw_internal, can_throw_external): Likewise.
6215 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6216 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6217 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6218 simple_mem, store_ops_ok, load_kills_store, find_loads,
6219 store_killed_in_insn, store_killed_after, store_killed_before,
6220 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6222 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6223 noce_mem_write_may_trap_or_fault_p): Likewise.
6224 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6226 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6228 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6229 probably_cold_bb_p, probably_never_executed_bb_p,
6230 edge_probability_reliable_p, br_prob_note_reliable_p,
6231 can_predict_insn_p): Likewise.
6232 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6233 * resource.c (return_insn_p): Likewise.
6234 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6236 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6237 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6238 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6239 verify_gimple_modify_stmt): Likewise.
6240 * tree-chrec.c (is_not_constant_evolution,
6241 is_multivariate_chrec_rec, is_multivariate_chrec,
6242 chrec_contains_symbols, chrec_contains_undetermined,
6243 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6244 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6245 eq_evolutions_p, scev_direction): Likewise.
6246 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6247 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6248 chrec_contains_symbols_defined_in_loop,
6249 chrec_contains_undetermined, tree_contains_chrecs,
6250 evolution_function_is_affine_multivariate_p,
6251 evolution_function_is_univariate_p, chrec_zerop,
6252 evolution_function_is_constant_p, evolution_function_is_affine_p,
6253 evolution_function_is_affine_or_constant_p,
6254 tree_does_not_contain_chrecs, chrec_type): Likewise.
6255 * tree-data-ref.c (tree_fold_divides_p,
6256 object_address_invariant_in_loop_p, dr_may_alias_p,
6257 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6258 same_access_functions, constant_access_functions,
6259 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6261 * tree-flow.h (scev_direction): Likewise.
6262 * tree-gimple.c (is_gimple_stmt): Likewise.
6263 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6265 * tree-pretty-print.c (op_prio): Likewise.
6266 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6267 analyzable_condition, backedge_phi_arg_p): Likewise.
6268 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6269 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6270 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6273 2007-08-13 Dan Hipschman <dsh@google.com>
6276 * c-format.c (check_format_arg): Move check for zero-length
6277 format strings below the check for unterminated strings.
6279 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6282 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6285 2007-08-13 Nick Clifton <nickc@redhat.com>
6287 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6289 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6292 * c-format.c (gcc_gfc_length_specs): New array.
6293 (gcc_gfc_char_table): Add unsigned specifier, and references to
6294 the l length modifier.
6295 (format_types_orig): Use the new gcc_gfc_length_specs.
6297 2007-08-12 Sa Liu <saliu@de.ibm.com>
6299 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6300 and with REG_RETVAL note after split.
6302 2007-08-11 David Daney <ddaney@avtrex.com>
6304 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6305 as ATTRIBUTE_UNUSED.
6307 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6308 Segher Boessenkool <segher@kernel.crashing.org>
6310 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6311 HAVE_LOCAL_CPU_DETECT not defined.
6313 2007-08-11 Jan Hubicka <jh@suse.cz>
6315 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6316 (cgraph_process_new_functions): Honor previous value of
6317 disregard_inline_limits.
6318 * ipa-inline.c (compute_inline_parameters): Likewise.
6320 2007-08-11 Ian Lance Taylor <iant@google.com>
6322 * alias.h (alias_set_type): Define new type.
6323 (ALIAS_SET_MEMORY_BARRIER): Use it.
6324 * rtl.h: Include alias.h.
6325 (struct mem_attrs): Use alias_set_type.
6326 * tree.h: Include alias.h
6327 (struct tree_type): Use alias_set_type.
6328 (struct tree_struct_field_tag): Likewise.
6329 (struct tree_decl_common): Likewise.
6330 * alias.c (struct alias_set_entry): Use alias_set_type.
6331 (get_alias_set_entry, alias_set_subset_of): Likewise.
6332 (alias_sets_conflict_p): Likewise.
6333 (alias_sets_must_conflict_p): Likewise.
6334 (objects_must_conflict_p): Likewise.
6335 (get_alias_set, new_alias_set): Likewise.
6336 (record_alias_subset, record_component_aliases): Likewise.
6337 (varargs_set, frame_set): Change to alias_set_type.
6338 (get_varargs_alias_set): Use alias_set_type.
6339 (get_frame_alias_set): Likewise.
6340 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6341 * dse.c (struct store_info): Use alias_set_type.
6342 (struct read_info, struct clear_alias_mode_holder): Likewise.
6343 (clear_alias_set_lookup, canon_address): Likewise.
6344 (record_store, check_mem_read_rtx): Likewise.
6345 (dse_record_singleton_alias_set): Likewise.
6346 (dse_invalidate_singleton_alias_set): Likewise.
6347 * emit-rtl.c (get_mem_attrs): Likewise.
6348 (set_mem_attributes_minus_bitpos): Likewise.
6349 (set_mem_alias_set): Likewise.
6350 * expr.c (store_constructor_field, store_field): Likewise.
6351 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6352 * langhooks.c (lhd_get_alias_set): Likewise.
6353 * langhooks-def.h (lhd_get_alias_set): Likewise.
6354 * reload1.c (alter_reg): Likewise.
6355 * tree-flow.h (struct fieldoff): Likewise.
6356 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6357 (may_alias_p, get_smt_for, create_sft): Likewise.
6358 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6359 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6360 (merge_smts_into): Likewise.
6361 * varasm.c (const_alias_set): Likewise.
6362 * c-common.c (strict_aliasing_warning): Likewise.
6363 (c_common_get_alias_set): Likewise.
6364 * dse.h (dse_record_singleton_alias_set): Update declaration.
6365 (dse_invalidate_singleton_alias_set): Likewise.
6366 * emit-rtl.h (set_mem_alias_set): Likewise.
6367 * c-common.h (c_common_get_alias_set): Likewise.
6368 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6369 * print-tree.c (print_node): Likewise.
6370 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6372 (alpha_setup_incoming_varargs): Use alias_set_type.
6373 * config/i386/i386.c (setup_incoming_varargs_64): Use
6375 (setup_incoming_varargs_ms_64): Likewise.
6376 (ix86_GOT_alias_set): Likewise.
6377 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6378 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6379 (set): Change to alias_set_type.
6380 (get_TOC_alias_set): Use alias_set_type.
6381 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6383 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6384 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6386 (struct_value_alias_set): Likewise.
6387 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6389 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6391 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6392 * config/vxworks.h (TARGET_VXWORKS): Override.
6393 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6394 "mips" if TARGET_VXWORKS.
6396 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6398 * calls.c (avoid_likely_spilled_reg): New function.
6399 (expand_call): Use it.
6401 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6403 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6405 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6407 * config/mips/predicates.md (const_call_insn_operand): Invoke
6408 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6410 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6413 * config/rs6000/driver-rs6000.c: Include link.h.
6414 Use ElfW instead of wordsize-specif typedef.
6416 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6418 * system.h (CONST_CAST): New.
6419 * c-decl.c (c_make_fname_decl): Use it.
6420 * c-lex.c (cb_ident, lex_string): Likewise.
6421 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6422 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6423 give_switch, set_multilib_dir): Likewise.
6424 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6425 * passes.c (execute_one_pass): Likewise.
6426 * prefix.c (update_path): Likewise.
6427 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6428 * tree.c (build_string): Likewise.
6430 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6432 * tree-flow-inline.h (is_exec_stmt): Remove.
6433 (is_label_stmt): Remove.
6434 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6437 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6439 * lower-subreg.c (resolve_shift_zext): Don't adjust
6440 src_reg_num for wordmode operands.
6442 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6443 David Ung <davidu@mips.com>
6445 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6446 (TARGET_SCHED_REORDER2): Define.
6447 (mips_maybe_swap_ready): New.
6448 (mips_last_74k_agen_insn): New.
6449 (mips_74k_agen_init): New.
6450 (mips_74k_agen_reorder): New function to group loads and stores
6452 (mips_sched_init): New.
6453 (mips_sched_reorder): Don't do initialization here. Call
6454 mips_74k_agen_reorder.
6455 (mips_variable_issue): Call mips_74k_agen_init.
6457 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6459 * tree-flow-inline.h (get_filename): Remove.
6461 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6463 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6465 (mips_fetch_insns): Delete in favor of...
6466 (mips_load_store_insns): ...this new function.
6467 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6468 to say whether multiword moves _might_ be split.
6469 (mips_fetch_insns): Delete in favor of...
6470 (mips_load_store_insns): ...this new function.
6471 (mips_rtx_costs): Update the call to mips_address_insns.
6472 (mips_address_cost): Likewise.
6473 * config/mips/mips.md (length): Use mips_load_store_insns instead
6474 of mips_fetch_insns.
6475 * config/mips/constraints.md (R): Use mips_address_insns rather
6476 than mips_fetch_insns. Assume that the move never needs to be split.
6478 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6480 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6481 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6482 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6483 * config/mips/mips.h (mips16_hard_float): Delete.
6484 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6485 definitions, and replace with....
6486 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6487 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6488 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6489 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6490 (override_options): Replace MASK_SOFT_FLOAT references with
6491 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6492 and mips16_hard_float when TARGET_MIPS16.
6494 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6497 * c-typeck.c (build_binary_op): Check for non pointer types before
6498 calling int_fits_type_p.
6500 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6503 * fold-const.c (omit_one_operand): Return only the ommitted expression
6504 if the result is an empty statement.
6505 (pedantic_omit_one_operand): Likewise.
6507 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6509 * c-typeck.c (readonly_error): Improve error for assignment.
6511 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6513 (pp_c_expression): Ditto.
6515 2007-08-09 Simon Baldwin <simonb@google.com>
6517 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6518 break that was preventing simplify_associative_operation() for xor.
6520 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6521 Nigel Stephens <nigel@mips.com>
6523 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6524 Document change in interpretation of value from boolean to
6526 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6527 ffs and ctz using clz.
6528 (expand_unop): Call them.
6529 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6531 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6532 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6533 enable the new ffs expansion on this target.
6535 2007-08-09 Jan Hubicka <jh@suse.cz>
6537 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6538 (expand_ternary_op): Likewise.
6539 (expand_vec_shift_expr): Likewise.
6540 (expand_binop_directly): Likewise.
6541 (expand_binop): Likewise.
6542 (sign_expand_binop): Likewise.
6543 (expand_twoval_unop): Likewise.
6544 (expand_twoval_binop): Likewise.
6545 (expand_twoval_binop_libfunc): Likewise.
6546 (widen_clz): Likewise.
6547 (widen_bswap): Likewise.
6548 (expand_parity): Likewise.
6549 (expand_unop): Likewise.
6550 (expand_abs_nojump): Likewise.
6551 (expand_copysign): Likewise.
6552 (emit_no_conflict_block): Likewise.
6553 (emit_libcall_block): Likewise.
6554 (can_compare_p): Likewise.
6555 (prepare_cmp_insn): Likewise.
6556 (emit_cmp_and_jump_insn_1): Likewise.
6557 (prepare_float_lib_cmp): Likewise.
6558 (emit_conditional_add): Likewise.
6559 (gen_add2_insn): Likewise.
6560 (have_add2_insn): Likewise.
6561 (gen_sub2_insn): Likewise.
6562 (have_sub2_insn): Likewise.
6563 (can_extend_p): Likewise.
6564 (can_fix_p): Likewise.
6565 (can_float_p): Likewise.
6566 (expand_float): Likewise.
6567 (expand_fix): Likewise.
6568 (expand_sfix_optab): Likewise.
6569 (new_optab): Likewise.
6570 (new_convert_optab): Likewise.
6571 (init_libfuncs): Likewise.
6572 (init_interclass_conv_libfuncs): Likewise.
6573 (init_intraclass_conv_libfuncs): Likewise.
6574 (set_conv_libfunc): Likewise.
6575 (init_optabs): Likewise.
6576 (debug_optab_libfuncs): Likewise.
6577 (gen_cond_trap): Likewise.
6578 * optabs.h (optab_handler, convert_optab_hanlder): New.
6579 * genopinit.c: Update optabs generation table.
6580 * reload.c (find_reloads_address_1): Use optabs accestors.
6581 * builtins.c (expand_builtin_mathfn): Likewise.
6582 (expand_builtin_mathfn_2): Likewise.
6583 (expand_builtin_mathfn_3): Likewise.
6584 (expand_builtin_interclass_mathfn): Likewise.
6585 (expand_builtin_sincos): Likewise.
6586 (expand_builtin_cexpi): Likewise.
6587 (expand_builtin_powi): Likewise.
6588 (expand_builtin_strlen): Likewise.
6589 * dojump.c (do_jump): Likewise.
6590 * expr.c (convert_move): Likewise.
6591 (move_by_pieces): Likewise.
6592 (move_by_pieces_ninsns): Likewise.
6593 (can_store_by_pieces): Likewise.
6594 (store_by_pieces_1): Likewise.
6595 (emit_move_via_integer): Likewise.
6596 (emit_move_complex): Likewise.
6597 (emit_move_ccmode): Likewise.
6598 (emit_move_insn_1): Likewise.
6599 (emit_single_push_insn): Likewise.
6600 (store_constructor): Likewise.
6601 (expand_expr_real_1): Likewise.
6602 (do_store_flag): Likewise.
6603 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6604 (enumerate_modes): Likewise.
6605 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6606 (supportable_widening_operation): Likewise.
6607 (supportable_narrowing_operation): Likewise.
6608 * expmed.c (store_bit_field_1): Likewise.
6609 (extract_bit_field_1): Likewise.
6610 (expand_mult_highpart_optab): Likewise.
6611 (expand_smod_pow2): Likewise.
6612 (expand_divmod): Likewise.
6613 (emit_store_flag): Likewise.
6614 * tree-vect-patterns.c
6615 (vect_pattern_recog_1): Likewise.
6616 * tree-ssa-loop-prefetch.c
6617 (nontemporal_store_p): Likewise.
6618 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6619 (vect_create_epilog_for_reduction): Likewise.
6620 (vectorizable_reduction): Likewise.
6621 (vectorizable_operation): Likewise.
6622 (vect_strided_store_supported): Likewise.
6623 (vectorizable_store): Likewise.
6624 (vect_strided_load_supported): Likewise.
6625 (vectorizable_load): Likewise.
6626 * combine.c (simplify_comparison): Likewise.
6627 * tree-vect-generic.c
6628 (type_for_widest_vector_mode): Likewise.
6629 (expand_vector_operations_1): Likewise.
6630 * config/spu/spu.c (spu_expand_mov): Likewise.
6631 (spu_emit_vector_compare): Likewise.
6632 * config/rs6000/rs6000.c
6633 (rs6000_emit_vector_compare): Likewise.
6634 * stmt.c (add_case_node): Likewise.
6635 * reload1.c (gen_reload):
6637 2007-08-09 Michael Matz <matz@suse.de>
6639 * tree.h (fixed_zerop): Declare as taking a const_tree.
6640 * tree.c (fixed_zerop): Take a const_tree.
6642 2007-08-09 Ira Rosen <irar@il.ibm.com>
6644 * tree-vect-transform.c (vectorizable_store): Remove call to
6645 copy_virtual_operands() and call mark_symbols_for_renaming() for
6646 the created vector store.
6647 (vect_setup_realignment): Don't call copy_virtual_operands() and
6648 update_vuses_to_preheader().
6649 (vectorizable_load): Don't call copy_virtual_operands().
6650 (update_vuses_to_preheader): Remove.
6652 2007-08-08 Chao-ying Fu <fu@mips.com>
6654 * tree.def (FIXED_POINT_TYPE): New type.
6655 (FIXED_CST): New constant.
6656 (FIXED_CONVERT_EXPR): New expr.
6657 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6658 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6659 * tree.h (struct tree_base): Add saturating_flag.
6660 Remove one bit of spare for saturating_flag.
6661 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6662 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6663 FIXED_POINT_TYPE_P): Define.
6664 (TYPE_SATURATING): Define.
6665 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6666 (struct tree_fixed_cst): New.
6667 (TYPE_IBIT, TYPE_FBIT): Define.
6668 (tree_node): Add fixed_cst.
6669 (enum tree_index): Add new enumeration values of
6670 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6671 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6672 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6673 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6674 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6675 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6676 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6677 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6678 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6679 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6680 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6681 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6682 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6683 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6684 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6685 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6686 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6687 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6688 (sat_short_fract_type_node, sat_fract_type_node,
6689 sat_long_fract_type_node, sat_long_long_fract_type_node,
6690 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6691 sat_unsigned_long_fract_type_node,
6692 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6693 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6694 unsigned_short_fract_type_node, unsigned_fract_type_node,
6695 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6696 sat_short_accum_type_node, sat_accum_type_node,
6697 sat_long_accum_type_node, sat_long_long_accum_type_node,
6698 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6699 sat_unsigned_long_accum_type_node,
6700 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6701 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6702 unsigned_short_accum_type_node, unsigned_accum_type_node,
6703 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6704 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6705 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6706 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6707 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6708 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6709 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6710 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6711 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6712 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6713 sat_uda_type_node, sat_uta_type_node): New macro.
6714 (make_fract_type, make_accum_type): Declare.
6715 (make_signed_fract_type, make_unsigned_fract_type,
6716 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6717 make_signed_accum_type, make_unsigned_accum_type,
6718 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6719 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6720 make_or_reuse_sat_signed_fract_type,
6721 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6722 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6723 make_or_reuse_sat_unsigned_accum_type): New macro.
6724 (fixed_zerop): Declare.
6725 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6726 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6727 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6728 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6729 * treestruct.def: Add TS_FIXED_CST.
6730 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6732 (tree-dump.o): Likewise.
6733 (print-tree.o): Likewise.
6734 (tree-pretty-print.o): Likewise.
6735 (fold-const.o): Likewise.
6736 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6737 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6738 (is_gimple_min_invariant): Handle FIXED_CST.
6739 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6740 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6741 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6742 (layout_type): Handle FIXED_POINT_TYPE.
6743 (make_fract_type, make_accum_type): New functions.
6744 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6745 * tree-dump.c (fixed-value.h): New include.
6746 (dump_fixed): New function.
6747 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6748 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6749 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6750 * tree-pretty-print.c (fixed-value.h): New include.
6751 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6753 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6754 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6755 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6756 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6757 for non-saturating fixed-point types.
6758 (reassociate_bb): Likewise.
6759 * emit-rtl.c (fixed-value.h): New include.
6760 (fconst0, fconst1): New array.
6761 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6762 * tree-vect-generic.c expand_vector_operation): Support
6763 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6765 (type_for_widest_vector_mode): Add one parameter for the
6767 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6769 Pass the satp parameter to type_for_mode for fixed-point types.
6770 (expand_vector_operations_1): Pass the saturating flag to
6771 type_for_widest_vector_mode.
6772 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6773 and MODE_VECTOR_UACCUM.
6774 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6775 (vectorizable_condition): Likewise.
6776 * tree.c (fixed-value.h): New include.
6777 (tree_code_size): Support FIXED_CST.
6778 (build_fixed): New function.
6779 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6780 (fixed_zerop): New function.
6781 (tree_node_structure): Support FIXED_CST.
6782 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6783 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6784 (type_hash_eq): Handle FIXED_POINT_TYPE.
6785 (simple_cst_equal): Support FIXED_CST.
6786 (iterative_hash_expr): Handle FIXED_CST.
6787 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6788 (get_narrower): Likewise.
6789 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6790 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6791 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6792 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6794 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6795 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6796 (initializer_zerop): Support FIXED_CST.
6797 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6798 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6799 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6800 (is_base_type): Handle FIXED_POINT_TYPE.
6801 (add_type_attribute): Handle FIXED_POINT_TYPE.
6802 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6803 * print-tree.c (fixed-value.h): New include.
6804 (print_node_brief): Support FIXED_CST.
6805 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6806 * c-pretty-print.c (fixed-value.h): New include.
6807 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6808 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6809 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6810 Support fixed-point types for inner items in VECTOR_TYPE.
6811 (pp_c_direct_declarator): Likewise.
6812 (pp_c_declarator): Likewise.
6813 (pp_c_fixed_constant): New function.
6814 (pp_c_constant): Handle FIXED_CST.
6815 (pp_c_primary_expression): Likewise.
6816 (pp_c_expression): Likewise.
6817 * fold-const.c (fixed-value.h): New include.
6818 (negate_expr_p): Return true for FIXED_CST.
6819 (fold_negate_expr): Support FIXED_CST.
6820 (split_tree): Support FIXED_CST.
6821 (const_binop): Support FIXED_CST.
6822 (fold_convert_const_int_from_fixed): New function to convert from
6824 (fold_convert_const_real_from_fixed): New function to convert from
6826 (fold_convert_const_fixed_from_fixed): New function to convert from
6827 fixed to another fixed.
6828 (fold_convert_const_fixed_from_int): New function to convert from
6830 (fold_convert_const_fixed_from_real): New function to convert from
6832 (fold_convert_const): Support conversions from fixed to int, from
6833 fixed to real, from fixed to fixed, from int to fixed, and from real
6835 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6836 (operand_equal_p): Support FIXED_CST.
6837 (make_range): For fixed-point modes, we need to pass the
6838 saturating flag as the 2nd parameter.
6839 (tree_swap_operands_p): Handle FIXED_CST.
6840 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6842 (fold_unary): Support FIXED_CONVERT_EXPR.
6843 (fold_binary): Handle FIXED_CST.
6844 Make sure the type is not saturating, before associating operations.
6845 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6846 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6847 (fold_negate_const): Support FIXED_CST.
6848 (fold_relational_const): Support FIXED_CST.
6849 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6850 (gimplify_expr): Handle FIXED_CST.
6851 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6852 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6853 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6854 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6855 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6856 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6857 LONG_LONG_ACCUM_TYPE_SIZE.
6858 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6859 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6860 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6861 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6862 MODE_ACCUM, and MODE_UACCUM.
6863 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6864 fixed-point types to disable reduction.
6865 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6867 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6869 * config/rs6000/x-rs6000: New file.
6870 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6871 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6872 (EXTRA_SPEC_FUNCTIONS): Define.
6873 (HAVE_LOCAL_CPU_DETECT): Define.
6874 (CC1_CPU_SPEC): Define.
6875 * config/rs6000/driver-rs6000.c: New file.
6876 * config/rs6000/aix.h (CC1_SPEC): Define.
6877 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6878 * config.host: Add x-rs6000 to host_xmake_file if host and target
6879 are rs6000 or powerpc.
6881 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6883 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6885 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6886 Sandra Loosemore <sandra@codesourcery.com>
6887 Chao-ying Fu <fu@mips.com>
6888 Nigel Stephens <nigel@mips.com>
6889 David Ung <davidu@mips.com>
6891 * doc/invoke.texi (-mcode-readable): Document.
6892 * config/mips/mips.opt (mcode-readable): New option.
6893 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6894 * config/mips/mips.h (mips_code_readable_setting): New enum.
6895 (mips_code_readable): Declare.
6896 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6897 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6898 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6899 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6900 boiler-plate comments.
6901 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6902 * config/mips/mips.c (mips_code_readable): New variable.
6903 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6904 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6905 context and -mcode-readable setting to restrict the use of
6906 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6907 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6908 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6909 (mips_blocks_for_constant_p): Only return false for
6910 TARGET_MIPS16_PCREL_LOADS.
6911 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6912 for MIPS16. Handle SYMBOL_32_HIGH.
6913 (mips_const_insns): Allow HIGHs for MIPS16 too.
6914 (mips_unspec_address_offset): New function, split out from...
6915 (mips_unspec_address): ...here.
6916 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6917 16-bit symbolic constants. Assert approropiate conditions for
6918 using the "la" and "dla" macros.
6919 (mips_handle_option): Handle -mcode-readable=.
6920 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6921 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6922 (mips_strip_unspec_address): New function, split out from...
6923 (print_operand_reloc): ...here.
6924 (print_operand): Pass constants through mips_strip_unspec_address.
6925 (print_operand_address): Likewise.
6926 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6927 (mips_select_rtx_section): Remove MIPS16 handling.
6928 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6929 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6930 (mips16_lay_out_constants): Do nothing unless
6931 TARGET_MIPS16_PCREL_LOADS.
6932 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6933 * config/mips/mips.md: Split HIGHs for MIPS16.
6934 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6936 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6938 * config/mips/mips-protos.h (mips_emit_move): Declare.
6939 * config/mips/mips.c (mips_emit_move): New function.
6940 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6941 (mips_legitimize_const_move): Likewise.
6942 (mips_legitimize_move): Likewise.
6943 (mips_split_64bit_move): Likewise.
6944 (mips_restore_gp): Likewise.
6945 (mips_load_call_address): Likewise.
6946 (mips_emit_fcc_reload): Likewise.
6947 (mips_set_return_address): Likewise.
6948 (mips_block_move_straight): Likewise.
6949 (mips_block_move_loop): Likewise.
6950 (mips_setup_incoming_varargs): Likewise.
6951 (mips_save_reg): Likewise.
6952 (mips_expand_prologue): Likewise.
6953 (mips_restore_reg): Likewise.
6954 (mips_expand_epilogue): Likewise.
6955 (mips_output_mi_thunk): Likewise.
6956 (build_mips16_call_stub): Likewise.
6957 (mips_builtin_branch_and_move): Likewise.
6958 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6959 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6960 (fixuns_truncdfdi2): Likewise.
6961 (fixuns_truncsfsi2): Likewise.
6962 (fixuns_truncsfdi2): Likewise.
6963 (loadgp_absolute): Likewise.
6964 (builtin_setjmp_setup): Likewise.
6965 (builtin_longjmp): Likewise.
6966 (untyped_call): Likewise.
6968 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6970 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6971 an "rtx *" argument. Return a bool.
6972 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6973 values and return true if they can be split. Take the same kind of
6974 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6975 and store the lo_sum there if nonnull. Use the symbol type to
6976 determine whether a $gp or HIGH is needed.
6977 (mips_legitimize_address): Update call to mips_split_symbol and
6978 simplify accordingly.
6979 (mips_legitimize_const_move): Likewise.
6980 * config/mips/mips.md: In the combine define_split,
6981 check mips_split_symbol instead of splittable_symbolic_operand.
6982 Update use of mips_split_symbol in the generator code.
6983 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6985 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6987 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6988 (mips_symbol_insns_1): New function, split out from...
6989 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6990 and stores separately from load addresses.
6991 (mips_classify_address): Replace uses of mips_symbolic_address_p
6992 with uses of mips_symbol_insns.
6993 (mips_address_insns): Update calls to mips_symbol_insns.
6994 (mips_const_insns): Likewise.
6995 (mips_legitimize_address): Likewise.
6997 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6999 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7000 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7001 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7002 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7003 non-call contexts if TARGET_MIPS16.
7004 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7005 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7006 code for SYMBOL_ABSOLUTE.
7007 (mips_symbol_insns): Likewise.
7009 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7011 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7012 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7013 (mips_symbolic_constant_p): Likewise. Update the call to
7014 mips_classify_symbol.
7015 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7016 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7017 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7018 (print_operand_reloc): Add a context argument. Update the call to
7019 mips_symbolic_constant_p.
7020 (print_operand): Update the calls to print_operand_reloc.
7021 (print_operand_address): Use print_operand_reloc rather than
7023 (mips_rewrite_small_data_p): Add a context argument. Update the call
7024 to mips_symbolic_constant_p.
7025 (mips_small_data_pattern_1): Make DATA the containing mem.
7026 Update the call to mips_rewrite_small_data_p.
7027 (mips_rewrite_small_data_1): Likewise.
7028 (mips_use_anchors_for_symbol_p): Update the call to
7029 mips_symbolic_constant_p.
7030 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7031 (splittable_symbolic_operand): Likewise.
7032 (move_operand): Likewise.
7033 (absolute_symbolic_operand): Likewise.
7034 (got_disp_operand): Likewise.
7035 (got_page_ofst_operand): Likewise.
7037 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7039 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7040 (SYMBOL_ABSOLUTE): ...this.
7041 (SYMBOL_SMALL_DATA): Rename to...
7042 (SYMBOL_GP_RELATIVE): ...this.
7043 (SYMBOL_CONSTANT_POOL): Rename to...
7044 (SYMBOL_PC_RELATIVE): ...this.
7045 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7046 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7047 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7048 after above changes.
7049 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7050 (general_symbolic_operand): Rename to...
7051 (absolute_symbolic_operand): ...this.
7052 * config/mips/mips.md: Update after above changes.
7054 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7055 Revital Eres <eres@il.ibm.com>
7057 * ddg.c (print_ddg): Add dump information.
7058 * modulo-sched.c (print_node_sched_params): Add parameter and
7060 (calculate_maxii): Remove function.
7061 (undo_generate_reg_moves): Likewise.
7062 (undo_permute_partial_schedule): Likewise.
7063 (kernel_number_of_cycles): Likewise.
7064 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7065 (sms_schedule): Use it. Remove profitability checks.
7066 (sms_schedule_by_order): Fix order of nodes within the cycle.
7068 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7070 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7071 -profile option, add pie support.
7072 (ENDFILE_SPEC): New spec.
7073 * config/gnu.h (LIB_SPEC): Add -profile option.
7075 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7077 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7078 * config/gnu.h (LIB_SPEC): Likewise.
7080 2007-08-07 Yaz Saito <saito@google.com>
7081 Ian Lance Taylor <iant@google.com>
7083 * common.opt (finstrument-functions-exclude-function-list): New
7085 (finstrument-functions-exclude-file-list): New option.
7086 * opts.c (char_p): Define and DEF_VEC.
7087 (flag_instrument_functions_exclude_functions): New static
7089 (flag_instrument_functions_exclude_files): New static variable.
7090 (add_instrument_functions_exclude_list): New static function.
7091 (flag_instrument_functions_exclude_p): New function.
7092 (common_handle_option): Handle new options.
7093 * flags.h (flag_instrument_functions_exclude_p): Declare.
7094 * gimplify.c (gimplify_function_tree): Call
7095 flag_instrument_functions_exclude_p.
7096 * doc/invoke.texi (Option Summary): Mention new options.
7097 (Code Gen Options): Document new options.
7099 2007-08-07 Ian Lance Taylor <iant@google.com>
7101 PR rtl-optimization/32776
7102 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7103 (resolve_use): Likewise.
7104 (decompose_multiword_subregs): Remove "changed" local variable.
7106 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7108 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7109 * configure: Regenerate.
7110 * config.in: Regenerate.
7111 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7114 2007-08-07 Ian Lance Taylor <iant@google.com>
7116 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7117 note, just delete the insn.
7119 2007-08-07 Andreas Schwab <schwab@suse.de>
7122 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7125 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7127 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7128 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7129 (decompose_multiword_subregs): Use the functions above to decompose
7130 multiword shifts and zero-extends.
7132 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7134 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7135 "assemble" descriptions which were swapped.
7137 2007-08-06 Chao-ying Fu <fu@mips.com>
7139 * fixed-value.h: New file.
7140 * fixed-value.c: New file.
7141 * Makefile.in (OBJS-common): Add fixed-value.o.
7142 (fixed-value.o): New rule.
7143 (GTFILES): Add fixed-value.h.
7144 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7145 to compare a.low and b.low.
7146 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7148 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7149 Daniel Jacobowitz <dan@codesourcery.com>
7152 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7154 (x86_64-*-netbsd*): Likewise.
7155 (x86_64-*-linux*): Likewise.
7156 (x86_64-*-kfreebsd*-gnu): Likewise.
7157 (x86_64-*-knetbsd*-gnu): Likewise.
7158 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7160 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7162 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7163 Add -fno-asynchronous-unwind-tables.
7165 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7166 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7167 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7168 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7169 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7171 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7173 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7174 (TARGET_C_MODE_FOR_SUFFIX): New.
7176 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7178 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7180 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7182 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7184 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7186 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7187 before checking function returns in conditional expressions.
7189 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7192 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7194 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7197 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7198 for INTEGRAL_TYPE_P.
7200 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7202 * configure.ac: Remove --enable-checking=df from default settings.
7203 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7204 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7205 if the parameter is true.
7206 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7207 DF_VERIFY_SCHEDULED flag is true.
7208 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7209 (df_finish_pass): Adjust prototype.
7210 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7213 * see.c (pass_see): Add TODO_df_verify.
7214 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7215 * global.c (rest_of_handle_global_alloc): Schedule verification
7217 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7219 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7220 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7221 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7223 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7224 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7225 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7227 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7228 Revital Eres <eres@il.ibm.com>
7230 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7232 * ddg.c (create_ddg_dependence): Rename to...
7233 (create_ddg_dep_from_intra_loop_link): This. Do not check
7234 for interloop edges. Do not create anti dependence edge when
7235 a true dependence edge exists in the opposite direction and
7236 -fmodulo-sched-allow-regmoves is set.
7237 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7238 (add_cross_iteration_register_deps): Create anti dependence edge
7239 when -fno-modulo-sched-allow-regmoves is set.
7240 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7242 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7244 * config/arm/arm.md (movsi): Add braces.
7246 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7249 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7250 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7253 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7255 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7256 state accessor functions.
7257 * cfgloopmanip.c (remove_path, create_preheaders,
7258 force_single_succ_latches, fix_loop_structure): Ditto.
7259 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7260 tree_duplicate_loop_to_header_edge): Ditto.
7261 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7262 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7264 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7265 cleanup_tree_cfg): Ditto.
7266 * tree-cfg.c (tree_merge_blocks): Ditto.
7267 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7268 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7269 loop_preheader_edge, single_exit): Ditto.
7270 (flow_loops_find): Do not clear loops->state.
7271 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7272 loops_state_clear): New functions.
7274 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7277 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7278 when adding to the base and convert ELT to sizetype instead of type.
7280 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7283 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7284 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7286 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7289 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7290 correct type the negate expression.
7292 2007-08-03 Jan Hubicka <jh@suse.cz>
7294 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7297 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7299 * config/rs6000/rs6000.c (struct processor_cost): Change
7300 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7301 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7303 (rios1_costs, rios2_cost): Correct cache line size.
7304 (rs6000_override_options): Set l2-cache-size parameter.
7306 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7307 Diego Novillo <dnovillo@google.com>
7310 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7311 if the range includes 0.
7313 2007-08-03 Ben Elliston <bje@au.ibm.com>
7315 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7316 mode to unspec expressions to silence a warning from the generator
7319 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7321 * config/ia64/constraints.md ("U"): Make constraint vector only.
7323 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7326 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7327 always_inline attribute on the function decl.
7329 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7332 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7333 if we are compiling with -fPIC.
7335 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7336 Nigel Stephens <nigel@mips.com>
7338 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7339 Define for MIPS32 and MIPS64.
7341 2007-08-02 Nick Clifton <nickc@redhat.com>
7343 * config/host-hpux.c: Change copyright header to refer to version
7344 3 of the GNU General Public License and to point readers at the
7345 COPYING3 file and the FSF's license web page.
7346 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7347 config/alpha/linux.h, config/alpha/alpha.opt,
7348 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7349 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7350 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7351 config/alpha/alpha.h, config/alpha/sync.md,
7352 config/alpha/openbsd.h, config/alpha/alpha.md,
7353 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7354 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7355 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7356 config/alpha/constraints.md, config/alpha/osf.h,
7357 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7358 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7359 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7360 config/frv/frv-asm.h, config/frv/frv-protos.h,
7361 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7362 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7363 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7364 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7365 config/s390/s390.opt, config/s390/s390-modes.def,
7366 config/s390/fixdfdi.h, config/s390/constraints.md,
7367 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7368 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7369 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7370 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7371 config/m32c/prologue.md, config/m32c/m32c.abi,
7372 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7373 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7374 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7375 config/m32c/jump.md, config/m32c/shift.md,
7376 config/m32c/m32c-protos.h, config/libgloss.h,
7377 config/spu/spu-protos.h, config/spu/predicates.md,
7378 config/spu/spu-builtins.h, config/spu/spu.c,
7379 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7380 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7381 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7382 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7383 config/sparc/hypersparc.md, config/sparc/predicates.md,
7384 config/sparc/linux.h, config/sparc/sp64-elf.h,
7385 config/sparc/supersparc.md, config/sparc/cypress.md,
7386 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7387 config/sparc/niagara.md, config/sparc/sparc.md,
7388 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7389 config/sparc/sparc.opt, config/sparc/sync.md,
7390 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7391 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7392 config/sparc/sparc.c, config/sparc/little-endian.opt,
7393 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7394 config/sparc/linux64.h, config/sparc/freebsd.h,
7395 config/sparc/sol2.h, config/sparc/rtemself.h,
7396 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7397 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7398 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7399 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7400 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7401 config/m32r/linux.h, config/m32r/constraints.md,
7402 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7403 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7404 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7405 config/i386/i386.md, config/i386/netware-crt0.c,
7406 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7407 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7408 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7409 config/i386/sol2.h, config/i386/constraints.md,
7410 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7411 config/i386/predicates.md, config/i386/geode.md,
7412 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7413 config/i386/freebsd64.h, config/i386/vxworksae.h,
7414 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7415 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7416 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7417 config/i386/netware.h, config/i386/i386-modes.def,
7418 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7419 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7420 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7421 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7422 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7423 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7424 config/i386/xm-mingw32.h, config/i386/linux64.h,
7425 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7426 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7427 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7428 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7429 config/i386/cygwin2.c, config/i386/i386-protos.h,
7430 config/i386/sync.md, config/i386/openbsd.h,
7431 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7432 config/i386/nto.h, config/i386/biarch64.h,
7433 config/i386/i386-coff.h, config/i386/freebsd.h,
7434 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7435 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7436 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7437 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7438 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7439 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7440 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7441 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7442 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7443 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7444 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7445 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7446 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7447 config/sh/superh64.h, config/sh/rtemself.h,
7448 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7449 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7450 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7451 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7452 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7453 config/avr/predicates.md, config/avr/constraints.md,
7454 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7455 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7456 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7457 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7458 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7459 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7460 config/c4x/predicates.md, config/c4x/c4x.h,
7461 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7462 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7463 config/xtensa/linux.h, config/xtensa/xtensa.h,
7464 config/xtensa/elf.h, config/xtensa/xtensa.md,
7465 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7466 config/xtensa/xtensa-protos.h, config/dbx.h,
7467 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7468 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7469 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7470 config/host-solaris.c, config/fr30/fr30.h,
7471 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7472 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7473 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7474 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7475 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7476 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7477 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7478 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7479 config/cris/predicates.md, config/cris/linux.h,
7480 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7481 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7482 config/cris/aout.opt, config/cris/cris-protos.h,
7483 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7484 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7485 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7486 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7487 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7488 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7489 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7490 config/chorus.h, config/mn10300/mn10300.c,
7491 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7492 config/mn10300/mn10300.h, config/mn10300/linux.h,
7493 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7494 config/mn10300/mn10300.md, config/ia64/predicates.md,
7495 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7496 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7497 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7498 config/ia64/freebsd.h, config/ia64/ia64.md,
7499 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7500 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7501 config/gofast.h, config/rtems.h, config/sol2-10.h,
7502 config/m68k/predicates.md, config/m68k/m68k.md,
7503 config/m68k/linux.h, config/m68k/m68k-modes.def,
7504 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7505 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7506 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7507 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7508 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7509 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7510 config/m68k/constraints.md, config/m68k/rtemself.h,
7511 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7512 config/m68k/uclinux.h, config/rs6000/power4.md,
7513 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7514 config/rs6000/linux.h, config/rs6000/eabi.h,
7515 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7516 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7517 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7518 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7519 config/rs6000/windiss.h, config/rs6000/603.md,
7520 config/rs6000/aix41.h, config/rs6000/cell.md,
7521 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7522 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7523 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7524 config/rs6000/default64.h, config/rs6000/7xx.md,
7525 config/rs6000/darwin.opt, config/rs6000/spe.md,
7526 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7527 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7528 config/rs6000/7450.md, config/rs6000/linux64.h,
7529 config/rs6000/constraints.md, config/rs6000/440.md,
7530 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7531 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7532 config/rs6000/rs6000.h, config/rs6000/power6.md,
7533 config/rs6000/predicates.md, config/rs6000/altivec.md,
7534 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7535 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7536 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7537 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7538 config/rs6000/linux64.opt, config/rs6000/sync.md,
7539 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7540 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7541 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7542 config/rs6000/eabispe.h, config/rs6000/e500.h,
7543 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7544 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7545 config/rs6000/aix.h, config/rs6000/vxworks.h,
7546 config/rs6000/40x.md, config/rs6000/aix51.h,
7547 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7548 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7549 config/arc/arc.h, config/mcore/mcore-elf.h,
7550 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7551 config/mcore/mcore.md, config/mcore/mcore.c,
7552 config/mcore/mcore.opt, config/mcore/mcore.h,
7553 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7554 config/score/predicates.md, config/score/score-version.h,
7555 config/score/score-protos.h, config/score/misc.md,
7556 config/score/elf.h, config/score/score.c, config/score/mac.md,
7557 config/score/score7.md, config/score/score.h,
7558 config/score/score-conv.h, config/score/score-mdaux.c,
7559 config/score/score.md, config/score/score.opt,
7560 config/score/score-modes.def, config/score/score-mdaux.h,
7561 config/score/mul-div.S, config/arm/uclinux-elf.h,
7562 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7563 config/arm/symbian.h, config/arm/linux-elf.h,
7564 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7565 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7566 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7567 config/arm/strongarm-pe.h, config/arm/arm.h,
7568 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7569 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7570 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7571 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7572 config/arm/arm-cores.def, config/arm/arm-protos.h,
7573 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7574 config/arm/wince-pe.h, config/arm/neon.md,
7575 config/arm/constraints.md, config/arm/neon.ml,
7576 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7577 config/arm/arm.opt, config/arm/arm926ejs.md,
7578 config/arm/predicates.md, config/arm/iwmmxt.md,
7579 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7580 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7581 config/arm/neon-testgen.ml, config/arm/arm.md,
7582 config/arm/xscale-coff.h, config/arm/pe.c,
7583 config/arm/arm-generic.md, config/arm/pe.h,
7584 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7585 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7586 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7587 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7588 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7589 config/pa/predicates.md, config/pa/pa64-hpux.h,
7590 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7591 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7592 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7593 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7594 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7595 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7596 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7597 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7598 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7599 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7600 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7601 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7602 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7603 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7604 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7605 config/mips/linux64.h, config/mips/elforion.h,
7606 config/mips/constraints.md, config/mips/generic.md,
7607 config/mips/predicates.md, config/mips/4300.md,
7608 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7609 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7610 config/mips/5k.md, config/mips/vr4120-div.S,
7611 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7612 config/mips/mips-protos.h, config/mips/6000.md,
7613 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7614 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7615 config/mips/mips-modes.def, config/mips/vr.h,
7616 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7617 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7618 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7619 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7620 config/vax/openbsd1.h, config/vax/netbsd.h,
7621 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7622 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7623 config/h8300/rtems.h, config/h8300/predicates.md,
7624 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7625 config/h8300/h8300.md, config/h8300/h8300.opt,
7626 config/h8300/coff.h, config/h8300/h8300-protos.h,
7627 config/v850/v850.md, config/v850/predicates.md,
7628 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7629 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7630 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7631 config/mmix/mmix.h, config/mmix/predicates.md,
7632 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7633 config/mmix/mmix.c, config/mmix/mmix.opt,
7634 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7635 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7636 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7637 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7640 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7642 * emit-rtl.c (reset_used_decls): Rename to...
7643 (set_used_decls): ...this. Set the used flag rather than clearing it.
7644 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7645 DECL_RTLs rather than resetting them.
7647 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7649 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7651 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7653 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7654 argument to find_reloads_address.
7656 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7658 PR tree-optimization/32919
7659 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7660 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7661 (coalesce_ssa_name): Call it.
7663 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7664 David Ung <davidu@mips.com>
7666 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7667 (__mips16_unorddf2, __mips16_floatunsidf): New.
7668 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7670 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7672 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7674 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7675 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7676 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7677 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7678 * omp-low.c (get_ws_args_for, determine_parallel_type,
7679 expand_omp_for_generic, expand_omp_for_static_nochunk,
7680 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7681 Work with more precise CFG.
7682 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7683 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7685 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7686 * gimple-low.c (lower_stmt): Ditto.
7687 * tree-inline.c (estimate_num_insns_1): Ditto.
7688 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7689 (OMP_SECTIONS_SWITCH): New.
7690 * tree-cfgcleanup.c (cleanup_omp_return): New.
7691 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7692 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7693 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7694 (tree_redirect_edge_and_branch): Handle omp constructs.
7696 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7697 with three arguments.
7699 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7701 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7704 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7706 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7707 the loop structures may need fixing.
7708 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7710 (cleanup_tree_cfg_loop): Removed.
7711 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7712 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7713 instead of running cleanup_tree_cfg_loop.
7714 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7715 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7716 (tree_predictive_commoning): Declaration changed.
7717 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7719 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7721 * doc/invoke.texi (l1-cache-size): Update documentation.
7722 (l2-cache-size): Document.
7723 * params.h (L2_CACHE_SIZE): New macro.
7724 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7725 that L1_CACHE_SIZE is in kB now.
7726 (L2_CACHE_SIZE_BYTES): New macro.
7727 (tree_ssa_prefetch_arrays): Show size in kB.
7728 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7729 and l2_cache_size fields.
7730 * config/i386/driver-i386.c (describe_cache): Detect cache size
7732 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7733 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7734 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7735 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7736 (override_options): Set l1-cache-size and l2-cache-size to default
7737 values if not specified otherwise.
7738 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7739 (PARAM_L2_CACHE_SIZE): New.
7741 2007-08-01 Nigel Stephens <nigel@mips.com>
7742 David Ung <davidu@mips.com>
7743 Thiemo Seufer <ths@mips.com>
7744 Chris Dearman <chris@mips.com>
7745 Richard Sandiford <richard@codesourcery.com>
7747 * config.gcc (mips*-sde-elf*): New stanza.
7748 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7749 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7750 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7751 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7752 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7753 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7755 * config/mips/sde.h: New file.
7756 * config/mips/t-libgcc-mips16: Likewise.
7757 * config/mips/t-sde: Likewise.
7758 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7759 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7760 _MIPS_FPSET and _MIPS_SZINT.
7761 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7762 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7763 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7764 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7765 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7766 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7767 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7768 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7769 _MIPS_SZPTR and _MIPS_FPSET.
7770 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7771 architecture is specified.
7772 (MIPS_32BIT_OPTION_SPEC): New macro.
7774 2007-07-31 Dan Hipschman <dsh@google.com>
7776 * gcc.c (end_going_arg): New function.
7777 (do_spec_2): Use it.
7778 (do_spec_1): Use it.
7780 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7782 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7783 only if ENABLE_CHECKING is defined.
7785 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7787 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7788 df_ru_add_problem, df_ru_get_bb_info): Removed.
7789 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7790 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7791 df_ru_free_bb_info, df_ru_alloc,
7792 df_ru_bb_local_compute_process_def,
7793 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7794 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7795 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7796 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7797 df_ru_add_problem): Removed.
7799 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7802 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7803 (casesi32p, casesi64p): Likewise.
7804 (casesi): Adjust for above.
7806 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7808 * mode-switching.c (create_pre_exit): Don't search past calls.
7810 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7812 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7814 2007-07-31 Revital Eres <eres@il.ibm.com>
7816 * ddg.c (add_deps_for_def): Rename to...
7817 (add_cross_iteration_register_deps): This. Change implementation
7818 to use only reaching def and def-use chains to construct the
7819 inter loop dependencies.
7820 (add_deps_for_use): Remove function.
7821 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7822 function to build the inter loop dependencies.
7823 * modulo-sched.c (sms_schedule): Build only
7824 reaching def and def-use chains for the propose of the ddg
7827 2007-07-31 Julian Brown <julian@codesourcery.com>
7829 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7830 New define_insns. Use correct RTL.
7831 (vec_set<mode>): Write as expander.
7833 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7835 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7836 to an unallocated space.
7838 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7841 (split_constant_offset): Enable split_constant_offset to extract
7842 constants from other statements.
7843 * tree-vect-transform.c
7844 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7845 to a temp var. Force base_offset to be simple.
7847 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7849 * df-scan.c (df_scan_verify): Remove artificial limit on
7850 the number of blocks for verification.
7851 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7852 df_simulate_defs): Avoid unnecessary insn checking for defs.
7854 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7856 * config/m68k/lb1sf68.asm (FUNC): New macro.
7858 (__udivsi3): Likewise.
7859 (__divsi3): Likewise.
7860 (__umodsi3): Likewise.
7861 (__modsi3): Likewise.
7862 (__subdf3): Likewise.
7863 (__adddf3): Likewise.
7864 (__muldf3): Likewise.
7865 (__divdf3): Likewise.
7866 (__negdf2): Likewise.
7867 (__cmpdf2): Likewise.
7868 (__subsf3): Likewise.
7869 (__addsf3): Likewise.
7870 (__mulsf3): Likewise.
7871 (__divsf3): Likewise.
7872 (__negsf2): Likewise.
7873 (__cmpsf2): Likewise.
7874 (__eqdf2): Likewise.
7875 (__nedf2): Likewise.
7876 (__gtdf2): Likewise.
7877 (__gedf2): Likewise.
7878 (__ltdf2): Likewise.
7879 (__ledf2): Likewise.
7880 (__eqsf2): Likewise.
7881 (__nesf2): Likewise.
7882 (__gtsf2): Likewise.
7883 (__gesf2): Likewise.
7884 (__ltsf2): Likewise.
7885 (__lesf2): Likewise.
7887 2007-07-30 Ollie Wild <aaw@google.com>
7889 * c-ppoutput.c (print_lines_directives_only): New function.
7890 (scan_translation_unit_directives_only): New function.
7891 (preprocess_file): Add call to scan_translation_unit_directives_only.
7892 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7893 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7894 -fdirectives-only. Add errors for -fdirectives-only conflict with
7895 -Wunused-macros and -traditional.
7896 (finish_options): Add builtin macro initialization for
7897 -fdirectives-only + -fpreprocessed.
7898 * c.opt (fdirectives-only): New.
7899 * doc/cppopts.texi (fdirectives-only): New.
7901 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7903 * alias.c (record_set, memory_modified_1): Constify.
7904 * bt-load.c (note_btr_set): Likewise.
7905 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7906 * combine.c (set_nonzero_bits_and_sign_copies,
7907 expand_field_assignment, record_dead_and_set_regs_1,
7908 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7909 likely_spilled_retval_1): Likewise.
7910 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7911 frv_io_handle_set): Likewise.
7912 * config/mips/mips.c (mips_sim_record_set,
7913 vr4130_true_reg_dependence_p_1): Likewise.
7914 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7915 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7916 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7917 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7918 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7919 * ddg.c (mark_mem_store): Likewise.
7920 * df-problems.c (df_urec_mark_reg_change): Likewise.
7921 * function.c (update_epilogue_consts): Likewise.
7922 * gcse.c (record_set_info, record_last_set_info,
7923 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7924 reg_clear_last_set): Likewise.
7925 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7927 * jump.c (reversed_comparison_code_parts): Likewise.
7928 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7929 reg_is_set): Likewise.
7930 * loop-iv.c (mark_altered): Likewise.
7931 * mode-switching.c (reg_becomes_live): Likewise.
7932 * optabs.c (no_conflict_move_test): Likewise.
7933 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7935 * postreload.c (reload_combine_note_store, move2add_note_store):
7937 * regmove.c (flags_set_1): Likewise.
7938 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7940 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7942 * resource.c (update_live_status): Likewise.
7943 * rtl.h (set_of, note_stores): Likewise.
7944 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7945 note_stores, parms_set): Likewise.
7946 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7947 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7949 * var-tracking.c (count_stores, add_stores): Likewise.
7951 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7953 * alias.c (mems_in_disjoint_alias_sets_p,
7954 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7955 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7956 write_dependence_p, mems_in_disjoint_alias_sets_p,
7957 read_dependence, true_dependence, canon_true_dependence,
7958 anti_dependence, output_dependence): Constify.
7959 * combine.c (extended_count): Likewise.
7960 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7961 * cselib.c (get_value_hash, references_value_p,
7962 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7963 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7964 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7965 * function.c (contains, prologue_epilogue_contains,
7966 sibcall_epilogue_contains): Likewise.
7967 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7968 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7969 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7970 reg_or_subregno): Likewise.
7971 * recog.c (asm_noperands): Likewise.
7972 * reload1.c (function_invariant_p): Likewise.
7973 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7974 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7975 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7976 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7977 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7978 extended_count, prologue_epilogue_contains,
7979 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7980 canon_true_dependence, read_dependence, anti_dependence,
7981 output_dependence): Likewise.
7982 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7984 2007-07-30 Julian Brown <julian@codesourcery.com>
7986 * config/arm/neon.md (V_ext): New mode attribute.
7987 (neon_vget_lane<mode>): Replace with define_expand.
7988 (neon_vget_lane<mode>_sext_internal)
7989 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7990 and quad precision vectors.
7991 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7992 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7993 have typeless 32-bit result.
7995 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7998 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8000 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8001 use sizetype for rest.
8002 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8003 (aff_combination_convert): Don't convert rest for pointer types.
8005 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8007 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8009 * tree-ssa-alias.c: Add alloc-pool.h.
8010 (init_alias_info): Free alias_bitmap_obstack.
8011 (delete_alias_info): Call delete_mem_ref_stats.
8012 (get_mem_sym_stats_for): Use alloc_pool.
8013 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8014 (delete_mem_sym_stats): Removed.
8016 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8018 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8019 functions cannot be represented as classical distance vectors.
8021 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8023 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8024 * builtins.c (validate_arg, builtin_mathfn_code,
8025 validate_arglist): Likewise.
8026 * calls.c (call_expr_flags): Likewise.
8027 * combine.c (reg_nonzero_bits_for_combine,
8028 reg_num_sign_bit_copies_for_combine, get_last_value,
8029 reg_truncated_to_mode): Likewise.
8030 * emit-rtl.c (subreg_lowpart_p): Likewise.
8031 * expr.c (highest_pow2_factor_for_target,
8032 categorize_ctor_elements_1, categorize_ctor_elements,
8033 count_type_elements, contains_packed_reference,
8034 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8035 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8036 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8037 native_encode_int, native_encode_real, native_encode_complex,
8038 native_encode_vector, native_encode_expr, native_interpret_int,
8039 native_interpret_real, native_interpret_complex,
8040 native_interpret_vector, native_interpret_expr): Likewise.
8041 * function.c (use_register_for_decl): Likewise.
8042 * gimplify.c (get_name): Likewise.
8043 * langhooks-def.h (lhd_return_null_const_tree): New.
8044 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8045 * langhooks.c (lhd_return_null_const_tree): New.
8046 * langhooks.h (lang_get_callee_fndecl): Constify.
8047 * output.h (constructor_static_from_elts_p): Likewise.
8048 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8049 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8050 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8051 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8052 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8053 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8054 * rtlhooks-def.h (reg_nonzero_bits_general,
8055 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8057 * rtlhooks.c (reg_num_sign_bit_copies_general,
8058 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8060 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8061 * stor-layout.c (mode_for_size_tree): Likewise.
8062 * tree-ssa-loop-im.c (memref_eq): Likewise.
8063 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8064 * tree.c (contains_placeholder_p, type_list_equal,
8065 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8067 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8068 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8069 contains_placeholder_p, contains_packed_reference,
8070 get_callee_fndecl, operand_equal_for_phi_arg_p,
8071 warn_if_unused_value, is_body_block, native_encode_expr,
8072 native_interpret_expr, fold_convertible_p, operand_equal_p,
8073 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8074 validate_arglist, simple_cst_equal, type_list_equal,
8075 use_register_for_decl, call_expr_flags, get_name,
8076 highest_pow2_factor): Likewise.
8077 (const_call_expr_arg_iterator_d,
8078 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8079 first_const_call_expr_arg, more_const_call_expr_args_p,
8080 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8081 * varasm.c (constructor_static_from_elts_p): Constify.
8083 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8085 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8086 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8087 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8088 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8089 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8090 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8091 spelling conventions.
8092 * doc/invoke.texi: Follow spelling conventions.
8094 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8095 Revital Eres <eres@il.ibm.com>
8097 * modulo-sched.c (sms_schedule): Avoid loops which includes
8098 auto-increment instructions.
8100 2007-07-28 Richard Guenther <rguenther@suse.de>
8103 * fold-const.c (fold_cond_expr_with_comparison): Convert
8104 operand zero of MIN/MAX_EXPR to correct type.
8106 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8108 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8109 flags_from_decl_or_type): Constify.
8110 * gcc.c (do_spec_1): Likewise.
8111 * print-tree.c (dump_addr, print_node_brief): Likewise.
8112 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8113 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8114 tree_purge_all_dead_eh_edges): Likewise.
8115 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8116 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8118 * tree.c (expr_location, expr_has_location, expr_locus,
8119 expr_filename, expr_lineno, get_inner_array_type,
8120 fields_compatible_p): Likewise.
8121 * tree.h (get_inner_array_type, fields_compatible_p,
8122 expr_location, expr_has_location, expr_locus, expr_filename,
8123 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8124 setjmp_call_p, alloca_call_p): Likewise.
8126 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8128 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8129 TV_FLOW_INSENSITIVE.
8131 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8133 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8134 (compute_flow_insensitive_aliasing): Ditto for
8135 TV_FLOW_INSENSITIVE.
8137 2007-07-27 Jan Hubicka <jh@suse.cz>
8139 * config/i386/i386.c (register_move_cost): Remove accidentally
8140 comitted #if 0 block.
8142 * attribs.c: Include hashtab.h
8143 (attribute_hash): New.
8144 (substring): New structure.
8145 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8147 (init_attributes): Initialize attribute hash.
8148 (decl_attributes): Use attribute hash.
8149 * Makefile.in (attribs.c): Depend on hashtab.h.
8151 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8153 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8155 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8157 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8158 __mips_dspr2 and __mips_dsp_rev macros.
8159 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8161 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8163 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8165 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8169 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8170 and the updating of the live and do_not_gen sets.
8171 (df_note_bb_compute): Added updating of live and do_not_gen sets
8172 for regular defs so that the case of clobber inside conditional
8173 call is processed correctly.
8175 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8177 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8178 operands with compatible type.
8180 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8182 * expr.h (store_bit_field): Don't return a value.
8183 * expmed.c (check_predicate_volatile_ok): New function.
8184 (store_bit_field_1): New function, extracted from store_bit_field.
8185 Take a fallback_p argument and return true if the operation succeeded.
8186 Only use store_fixed_bit_field if fallback_p. Don't recompute
8187 mode_for_extraction; use op_mode instead. Try forcing memories
8188 into registers if the insv expander fails.
8189 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8190 Don't return a value.
8191 (convert_extracted_bit_field): New function, extracted from
8193 (extract_bit_field_1): Likewise. Take a fallback_p argument
8194 and return NULL if the operation succeeded. Only use
8195 extract_fixed_bit_field if fallback_p. Only calculate one
8196 extraction mode. Combine code for extv and extzv. Try forcing
8197 memories into registers if the ext(z)v expander fails.
8198 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8200 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8202 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8204 (df_ref): Likewise. Put regno with other integer fields.
8206 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8208 * df.h (df_mw_hardreg): Remove "loc" field.
8209 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8211 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8212 split out from df_set_unused_notes_for_mw. Return false for
8213 partial references. Assert that mw_reg is a REG when returning true.
8214 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8215 (df_whole_mw_reg_dead_p): New function, split out from
8216 df_set_dead_notes_for_mw. Return false for partial references.
8217 Assert that mw_reg is a REG when returning true.
8218 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8219 Remove redundant bitmap check.
8221 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8223 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8224 ($(T)crtend.o): Likwise.
8225 ($(T)crtbeginS.o): Likwise.
8226 ($(T)crtendS.o): Likwise.
8227 ($(T)crtfastmath.o): Likwise.
8229 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8231 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8232 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8233 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8234 and x_n_bbs_in_dom_tree fields.
8236 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8238 PR tree-optimization/32087
8239 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8240 Do not call scale_bbs_frequencies_int with prob of zero.
8242 2007-07-26 Julian Brown <julian@codesourcery.com>
8244 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8245 (neon_element_bits): Add prototypes.
8246 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8247 (neon_const_bounds, neon_element_bits): New functions.
8248 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8249 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8250 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8251 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8252 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8253 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8254 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8255 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8256 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8257 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8258 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8259 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8260 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8262 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8264 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8265 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8267 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8268 Julian Brown <julian@codesourcery.com>
8270 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8271 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8272 * config/arm/cortex-a8.md: New.
8273 * config/arm/cortex-a8-neon.md: New.
8274 * config/arm/neon-schedgen.ml: New.
8275 * config/arm/neon.md (vqh_mnem): New.
8277 (Is_float_mode): New.
8278 (Scalar_mul_8_16): New.
8280 (V_mode_nunits): New.
8281 (All instruction patterns): Annotate with neon_type attribute
8283 * config/arm/arm.md: Include cortex-a8.md.
8284 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8286 Annotate instruction patterns accordingly.
8287 (generic_sched): Do not use generic scheduling for Cortex-A8.
8288 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8290 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8292 * fold-const.c (fold_read_from_constant_string): Use
8294 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8296 2007-07-26 Nick Clifton <nickc@redhat.com>
8298 * tree-ssa-operands.h: Change copyright header to refer to version
8299 3 of the GNU General Public License and to point readers at the
8300 COPYING3 file and the FSF's license web page.
8301 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8302 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8303 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8304 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8305 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8306 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8307 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8308 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8309 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8310 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8311 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8312 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8313 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8314 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8315 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8316 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8317 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8318 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8319 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8320 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8321 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8322 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8323 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8324 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8325 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8326 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8327 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8328 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8329 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8330 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8331 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8332 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8333 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8334 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8335 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8336 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8337 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8338 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8339 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8340 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8341 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8342 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8343 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8344 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8345 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8346 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8347 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8348 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8349 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8350 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8351 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8352 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8353 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8354 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8355 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8356 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8357 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8358 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8359 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8360 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8361 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8362 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8363 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8364 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8365 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8366 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8367 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8368 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8369 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8370 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8371 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8372 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8373 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8374 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8375 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8376 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8377 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8378 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8379 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8380 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8381 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8382 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8383 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8384 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8385 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8386 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8387 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8388 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8389 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8390 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8391 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8392 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8393 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8394 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8395 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8396 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8397 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8398 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8399 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8400 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8401 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8402 convert.c, convert.h, langhooks-def.h, reload1.c,
8403 tree-ssa-operands.c: Likewise.
8405 2007-07-26 Jan Hubicka <jh@suse.cz>
8407 * tree-ssa-live.c: Include debug.h and flags.h.
8408 (mark_scope_block_unused): New function.
8409 (remove_unused_scope_block_p): New function.
8410 (remove_unused_locals): Remove unused blocks too.
8412 2007-07-25 Ian Lance Taylor <iant@google.com>
8414 * combine.c (combine_max_regno): Remove. Remove all uses.
8415 (struct reg_stat_struct): Rename from struct reg_stat.
8416 (reg_stat_type): Define, and declare VECs.
8417 (reg_stat): Change from pointer to VEC. Change all uses.
8418 (combine_split_insns): New static function.
8419 (try_combine, find_split_point): Call it instead of split_insns.
8421 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8423 * cfghooks.c (split_block): Fix the information about loop latch.
8425 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8427 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8429 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8431 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8432 Scan the new edge for loop exit info.
8434 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8436 * config/darwin.c: Include debug.h.
8438 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8441 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8443 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8445 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8446 (HARD_REGNO_MODE_OK): Ditto.
8447 (MODES_TIEABLE_P): Ditto.
8448 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8449 (CLASS_MAX_NREGS): Ditto.
8450 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8451 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8452 (divdf3_internal_thr): Removed.
8453 * config/ia64/div.md: New file.
8454 * config/ia64/constraints.md: Add H constraint.
8456 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8458 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8459 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8460 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8461 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8462 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8463 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8464 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8465 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8466 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8467 dump_sbitmap_file, debug_sbitmap, popcount_table,
8468 sbitmap_popcount): Constify.
8469 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8470 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8471 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8472 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8473 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8474 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8475 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8476 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8477 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8478 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8479 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8481 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8483 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8484 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8485 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8486 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8487 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8488 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8489 bitmap_intersect_p, bitmap_intersect_compl_p,
8490 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8491 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8493 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8494 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8495 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8496 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8497 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8498 debug_bitmap, debug_bitmap_file, bitmap_print,
8499 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8500 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8502 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8504 * config/darwin.c (darwin_override_options): Additional fix for
8505 debug info formats that don't support var tracking.
8507 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8509 * cselib.c (entry_and_rtx_equal_p): Constify.
8510 * gengtype.c (output_mangled_typename, write_types, write_local):
8512 * gengtype.h (const_type_p): New.
8513 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8515 * tlink.c (scan_linker_output): De-constify.
8516 * tree-ssa-loop-im.c (memref_eq): Constify.
8517 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8518 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8520 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8522 * c-common.c (fname_as_string, c_type_hash): Constify.
8523 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8524 * cgraph.c (edge_hash, edge_eq): Likewise.
8525 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8526 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8527 reg_attrs_htab_eq): Likewise.
8528 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8530 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8531 const_decl_t, const_state_t, const_automata_list_el_t): New.
8532 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8533 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8534 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8535 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8536 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8537 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8538 compare_max_occ_cycle_nums, out_state_arcs_num,
8539 compare_transition_els_num, units_cmp, state_reservs_cmp):
8541 * genmodes.c (cmp_modes): Likewise.
8542 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8543 * gimplify.c (compare_case_labels): Likewise.
8544 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8545 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8546 * matrix-reorg.c (mtt_info_hash): Likewise.
8547 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8548 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8549 (htab_hash_bucket, htab_hash_elem): Constify.
8550 * tree-browser.c (TB_parent_eq): Likewise.
8551 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8552 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8553 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8554 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8556 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8557 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8558 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8559 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8560 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8562 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8563 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8564 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8565 * tree-ssa-threadupdate.c (redirection_data_hash,
8566 redirection_data_eq): Likewise.
8567 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8568 * tree-ssa.c (var_ann_eq): Likewise.
8569 * tree-vrp.c (compare_case_labels): Likewise.
8570 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8571 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8572 tree_not_check_failed, tree_class_check_failed,
8573 tree_range_check_failed, tree_not_class_check_failed,
8574 omp_clause_check_failed, omp_clause_range_check_failed,
8575 tree_contains_struct_check_failed, tree_operand_check_failed):
8577 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8578 tree_not_check_failed, tree_class_check_failed,
8579 tree_range_check_failed, tree_not_class_check_failed,
8580 tree_operand_check_failed, omp_clause_operand_check_failed,
8581 tree_operand_length): Likewise.
8582 * var-tracking.c (const_variable): New.
8583 (variable_htab_hash, variable_htab_eq): Constify.
8584 * varasm.c (const_desc_hash): Likewise.
8586 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8588 * expr.c (handled_component_p): Constify.
8589 * fold-const.c (fit_double_type): Likewise.
8590 * real.h (real_value_from_int_cst): Likewise.
8591 * tree-flow-inline.h (gimple_in_ssa_p,
8592 gimple_aliases_computed_p, gimple_addressable_vars,
8593 gimple_call_clobbered_vars, gimple_referenced_vars,
8594 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8595 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8596 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8597 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8598 is_label_stmt, is_global_var, phi_ssa_name_p,
8599 factoring_name_p, is_call_clobbered, tree_common_ann,
8600 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8601 unmodifiable_var_p, array_ref_contains_indirect_ref,
8602 ref_contains_array_ref, lookup_subvars_for_var,
8603 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8604 gimple_mem_ref_stats): Likewise.
8605 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8606 may_aliases, is_exec_stmt, is_label_stmt,
8607 ref_contains_array_ref, array_ref_contains_indirect_ref,
8608 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8609 unmodifiable_var_p): Likewise.
8610 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8611 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8612 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8613 cst_and_fits_in_hwi, real_value_from_int_cst,
8614 build_real_from_int_cst, integer_zerop, integer_onep,
8615 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8616 tree_floor_log2, real_zerop, real_onep, real_twop,
8617 real_minus_onep, really_constant_p, purpose_member, chain_member,
8618 list_length, fields_length, int_size_in_bytes, bit_position,
8619 int_bit_position, byte_position, int_byte_position, expr_align,
8620 array_type_nelts, tree_node_structure,
8621 type_contains_placeholder_1, iterative_hash_pointer,
8622 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8623 tree_map_base_eq, type_hash_list, type_hash_eq,
8624 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8625 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8626 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8627 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8628 int_fits_type_p, get_containing_scope, decl_function_context,
8629 decl_type_context, omp_clause_operand_check_failed,
8630 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8631 * tree.h (omp_clause_operand_check_failed, tree_size,
8632 build_real_from_int_cst, array_type_nelts, purpose_member,
8633 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8634 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8635 is_attribute_p, check_qualified_type, expr_align,
8636 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8637 int_byte_position, list_length, fields_length, initializer_zerop,
8638 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8639 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8640 tree_node_structure, handled_component_p, get_containing_scope,
8641 decl_function_context, decl_type_context, real_zerop,
8642 type_num_arguments, fit_double_type, really_constant_p,
8643 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8644 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8645 real_twop, real_minus_onep, int_cst_value): Likewise.
8647 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8649 * cfglayout.c (insn_scope, insn_line): Constify.
8650 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8651 const_double_htab_hash, const_double_htab_eq,
8652 mem_attrs_htab_hash): Likewise.
8653 * loop-iv.c (biv_eq): Likewise.
8654 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8655 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8656 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8658 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8659 error_for_asm, warning_for_asm, _fatal_insn,
8660 _fatal_insn_not_found): Likewise.
8661 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8662 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8663 rtl_check_failed_type2, rtl_check_failed_code1,
8664 rtl_check_failed_code2, rtl_check_failed_code_mode,
8665 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8666 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8667 rtl_check_failed_type2, rtl_check_failed_code1,
8668 rtl_check_failed_code2, rtl_check_failed_code_mode,
8669 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8670 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8671 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8672 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8673 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8674 rtx_unstable_p, get_integer_term, get_related_value,
8675 offset_within_block_p, reg_mentioned_p, count_occurrences,
8676 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8677 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8678 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8679 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8680 find_constant_src, find_reg_fusage, find_regno_fusage,
8681 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8682 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8683 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8684 computed_jump_p, auto_inc_p, in_expr_list_p,
8685 remove_node_from_expr_list, loc_mentioned_in_p,
8686 label_is_jump_target_p, reversed_comparison_code_parts,
8687 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8688 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8689 print_inline_rtx): Likewise.
8690 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8691 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8692 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8693 get_integer_term, get_related_value, offset_within_block_p,
8694 count_occurrences, reg_mentioned_p, no_labels_between_p,
8695 reg_used_between_p, reg_referenced_p, single_set_2,
8696 multiple_sets, set_noop_p, refers_to_regno_p,
8697 reg_overlap_mentioned_p, dead_or_set_p,
8698 covers_regno_no_parallel_p, covers_regno_p,
8699 dead_or_set_regno_p, find_reg_note, find_regno_note,
8700 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8701 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8702 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8703 side_effects_p, may_trap_p_1, may_trap_p,
8704 may_trap_after_code_motion_p, may_trap_or_fault_p,
8705 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8706 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8707 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8708 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8709 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8711 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8712 warning_for_asm): Likewise.
8713 * tree.h (print_rtl): Likewise.
8714 * varasm.c (get_pool_mode): Likewise.
8716 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8718 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8719 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8720 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8721 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8722 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8723 * ddg.c (compare_sccs): Likewise.
8724 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8725 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8726 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8727 decimal_do_fix_trunc, decimal_real_to_integer,
8728 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8729 * dse.c (const_group_info_t): New.
8730 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8731 * dwarf2out.c (const_dw_die_ref): New.
8732 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8733 * tree-browser.c (TB_parent_eq): Likewise.
8734 * unwind-dw2-fde.c (__register_frame_info_bases,
8735 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8736 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8738 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8739 * unwind-dw2.c (uw_frame_state_for): Likewise.
8740 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8741 * value-prof.h (const_histogram_value): New.
8743 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8745 * config/mips/mips.c (machine_function): Add
8746 initialized_mips16_gp_pseudo_p.
8747 (mips16_gp_pseudo_reg): Do not emit the initialization of
8748 mips16_gp_pseudo_rtx when being called from the gimple cost-
8749 calculation routines; emit it on the first use outside those
8752 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8754 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8757 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8758 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8759 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8760 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8761 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8762 Preserve const-ness of parameters through use of __typeof(),
8763 also constify and tidy.
8765 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8766 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8767 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8768 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8769 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8770 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8771 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8772 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8773 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8775 2007-07-25 Julian Brown <julian@codesourcery.com>
8776 Mark Shinwell <shinwell@codesourcery.com>
8778 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8779 (alpha_mangle_type): This.
8780 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8781 (TARGET_MANGLE_TYPE): Define this instead.
8782 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8783 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8784 (arm_init_neon_builtins): Fix comment.
8785 (arm_mangle_map_entry): New.
8786 (arm_mangle_map): New.
8787 (arm_mangle_type): New.
8788 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8789 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8790 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8791 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8792 (TARGET_MANGLE_TYPE): Define this instead.
8793 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8794 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8795 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8796 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8797 (TARGET_MANGLE_TYPE): Define this instead.
8798 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8800 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8801 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8802 (TARGET_MANGLE_TYPE): Define this instead.
8803 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8804 (s390_mangle_type): This.
8805 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8806 (TARGET_MANGLE_TYPE): Define this instead.
8807 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8808 (sparc_mangle_type): This.
8809 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8810 (TARGET_MANGLE_TYPE): Define this instead.
8811 * cp/mangle.c (write_type): Call mangle_type target hook on all
8812 types before mangling. Use original type, not main variant, as
8814 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8815 (TARGET_MANGLE_TYPE): This.
8816 * target.h (gcc_target): Rename mangle_fundamental_type to
8818 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8819 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8821 2007-07-25 Julian Brown <julian@codesourcery.com>
8822 Paul Brook <paul@codesourcery.com>
8823 Joseph Myers <joseph@codesourcery.com>
8824 Mark Shinwell <shinwell@codesourcery.com>
8826 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8827 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8828 (with_fpu): Allow --with-fpu=neon.
8829 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8830 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8831 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8832 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8833 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8834 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8835 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8836 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8837 (output_move_neon): Add prototypes.
8838 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8839 (all_fpus): Add FPUTYPE_NEON.
8840 (fp_model_for_fpu): Add NEON field.
8841 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8842 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8844 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8846 (thumb2_legitimate_address_p): Likewise.
8847 (neon_valid_immediate): Recognize and prepare constants suitable for
8849 (neon_immediate_valid_for_move): New function. Recognize and prepare
8850 immediates for NEON move instructions.
8851 (neon_immediate_valid_for_logic): New function. Recognize and
8852 prepare immediates for NEON logic instructions.
8853 (neon_output_logic_immediate): New function. Create asm string
8854 suitable for outputting immediate logic instructions.
8855 (neon_pairwise_reduce): New function. Implement reduction using
8856 pairwise operations.
8857 (neon_expand_vector_init): New function. Expand a (possibly
8858 non-constant) vector initialization.
8859 (neon_vector_mem_operand): New function. Memory operands supported
8860 for quad-word loads/stores to/from ARM or NEON registers. Don't
8861 allow base+offset addressing for core regs.
8862 (neon_struct_mem_operand): New function. Valid mems for NEON
8864 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8865 from neon_vector_mem_operand addresses without a secondary register.
8866 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8867 (add_minipool_backward_ref): Likewise.
8868 (dump_minipool): Likewise.
8869 (push_minipool_fix): Likewise.
8870 (output_move_quad): New function. Output quad-word moves, loads and
8871 stores using ARM registers.
8872 (output_move_vfp): Add support for vectors in VFP (NEON) D
8874 (output_move_neon): Output a NEON load/store to/from a quadword
8876 (arm_print_operand): Implement new codes:
8877 - 'c' for unadorned integers (without a # sign).
8878 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8880 - 'e', 'f' for the low and high D parts of a NEON Q register.
8881 - 'q' outputs a NEON Q register.
8882 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8883 - 'T' prints NEON opcode features from a coded bitmask.
8884 - 'F' is similar to T, but signed/unsigned codes both print as
8886 - 't' is similar to T, but 'u' is printed instead of 'p'.
8887 - 'O' prints 'r' if NEON instruction should perform rounding (as
8888 specified by bitmask), else prints nothing.
8889 - '#' is a punctuation character to stop operand numbers from
8890 running together with following digits in the assembler
8891 strings for instructions (when using mode attributes).
8892 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8893 constant vectors in big-endian mode, where necessary.
8894 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8895 Handle EI, OI, CI, XI modes.
8896 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8897 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8898 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8899 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8900 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8902 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8903 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8904 to turn v8qi, etc. into bits defined above.
8905 (neon_itype): New enumeration. Classifications of NEON builtins.
8906 (neon_builtin_datum): Define struct. Contains information about
8907 a single builtin (with multiple modes).
8908 (CF): Define helper macro for...
8909 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8911 (neon_builtin_data): New array. Define information about builtins
8912 for use during initialization/expansion.
8913 (arm_init_neon_builtins): New function.
8914 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8916 (neon_builtin_compare): New function.
8917 (locate_neon_builtin_icode): New function. Find an insn code for a
8918 builtin given a function code for that builtin. Also return type of
8919 builtin (NEON_BINOP, NEON_UNOP etc.).
8920 (builtin_arg): New enumeration. Types of arguments for builtins.
8921 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8922 Takes a variable argument list of builtin_arg types, terminated by
8924 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8925 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8926 (neon_emit_pair_result_insn): New function. Support returning pairs
8927 of vectors via a pointer.
8928 (neon_disambiguate_copy): New function. Set up operands for a
8929 multi-word copy such that registers do not get clobbered.
8930 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8931 ARM_BUILTIN_NEON_BASE.
8932 (arm_file_start): Set float-abi attribute for NEON.
8933 (arm_vector_mode_supported_p): Enable NEON vector modes.
8934 (arm_mangle_map_entry): New.
8935 (arm_mangle_map): New.
8936 (arm_mangle_vector_type): New.
8937 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8939 (TARGET_NEON): New macro. Target supports NEON.
8940 (fputype): Add FPUTYPE_NEON.
8941 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8942 for vectorization based on command-line arg.
8943 (NEON_REGNO_OK_FOR_NREGS): Define.
8944 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8945 (VALID_NEON_STRUCT_MODE): Define.
8946 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8947 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8948 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8949 (consttable_16): Add pattern for outputting 16-byte minipool
8951 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8953 (vec-common.md, neon.md): Include md files.
8954 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8955 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8956 (memory_constraint "Ut", "Un", "Us"): Define.
8957 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8958 (MMX_char): New mode attribute.
8959 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8960 (*add<mode>3_iwmmxt): New insn pattern.
8961 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8962 (*sub<mode>3_iwmmxt): New insn pattern.
8963 (mulv4hi3): Rename to...
8964 (*mulv4hi3_iwmmxt): This.
8965 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8966 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8967 (uminv4hi3, uminv2si3): Remove. Replace with...
8968 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8969 (*umin<mode>3_iwmmxt): These.
8970 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8971 (ashr<mode>3_iwmmxt): This new pattern.
8972 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8973 (lshr<mode>3_iwmmxt): This new pattern.
8974 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8975 (ashl<mode>3_iwmmxt): This new pattern.
8976 * config/arm/neon-docgen.ml: New file. Generate documentation for
8978 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8979 * config/arm/arm_neon.h: New (autogenerated).
8980 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8982 * config/arm/neon.md: New file. Define NEON instructions.
8983 * config/arm/neon.ml: New file. Abstract description of NEON
8984 instructions, used to generate arm_neon.h header, documentation and
8986 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8987 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8989 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8991 (ARM NEON Intrinsics): New subsection.
8992 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8994 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8996 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8999 2007-07-24 Jan Hubicka <jh@suse.cz>
9001 * regclass.c (move_table): New type.
9002 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9003 (init_move_cost): Break out from ...
9004 (init_reg_sets_1): ... here; simplify computation of
9005 have_regs-of_mode and contains_reg_of_mode.
9006 (record_reg_classes): Unswitch internal loops.
9007 (copy_cost): Trigger lazy initialization of move cost
9008 (record_address_regs): Likewise.
9010 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9012 * config/darwin.c (darwin_override_options): Don't force on
9013 flag_var_tracking_uninit when no debug info is requested.
9015 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9017 * cfgloop.c (init_loops_structure): New function.
9018 (flow_loops_find): Create root of the loop tree unconditionally.
9020 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9022 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9024 2007-07-24 Jan Hubicka <jh@suse.cz>
9026 * caller-save.c: Include ggc.h, gt-caller-save.h
9027 (reg_save_code, reg_restore_code): Rename to ...
9028 (cached_reg_save_code, cached_reg_restore_code): ... those.
9029 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9030 (reg_save_code, reg_restore_code): New functions.
9031 (init_caller_save): Do not intialize
9032 reg_save_code/reg_restore_code tables.
9033 * Makefile.in: (gt-caller-save.h): New.
9035 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9037 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9038 with the mode of the original operand instead of
9041 2007-07-23 Jan Hubicka <jH@suse.cz>
9043 * i386.c (ix86_secondary_memory_needed): Break out to...
9044 (inline_secondary_memory_needed): ... here.
9045 (ix86_memory_move_cost): Break out to ...
9046 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9047 maximum of input and output; fix handling of Q_REGS on 64bit.
9048 (ix86_secondary_memory_needed): Microoptimize.
9050 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9052 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9053 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9054 stmts_from_loop, known_dependences_p, build_rdg): New.
9055 * tree-data-ref.h: Depends on graphds.h.
9056 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9057 (build_rdg): Declared.
9058 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9060 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9062 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9065 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9066 Jakub Jelinek <jakub@redhat.com>
9068 PR middle-end/PR28690
9069 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9071 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9072 and MEM_POINTER operands over REG and MEM operands.
9073 (swap_commutative_operands_p): Change return value to bool.
9074 * rtl.h: Update the corresponding prototype.
9075 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9076 instead of gen_rtx_PLUS.
9077 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9078 value to bool. Change function arguments to rtx's and update code
9080 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9081 calls to match the new declaration.
9082 * simplify-rtx.c (simplify_associative_operation): Don't
9083 reorder simplify_binary_operation arguments.
9085 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9087 * config/mips/mips.c (override_options): Use mips_costs to derive
9088 the default branch cost.
9089 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9091 * config/mips/mips.opt (mbranch-cost=): New option.
9092 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9094 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9096 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9097 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9098 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9099 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9101 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9103 * config/mips/constraints.md (ks): New constraint.
9104 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9105 (*add<mode>3_mips16): ...here.
9107 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9109 * optabs.h (enum optab_index): Add new OTI_signbit.
9110 (signbit_optab): Define corresponding macro.
9111 (enum insn_code signbit_optab[]): Remove array.
9112 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9113 (expand_copysign_absneg): If back end provides signbit insn, use it
9114 instead of bit operations on floating point argument.
9115 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9116 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9117 for availability of signbit insn.
9119 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9120 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9121 SSE mode is not active.
9122 (isinf<mode>2): Disable for mfpmath=sse,387.
9124 2007-07-22 Ben Elliston <bje@au.ibm.com>
9126 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9128 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9130 2007-07-20 Richard Guenther <rguenther@suse.de>
9132 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9133 integral typed condition.
9134 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9135 booleanness. Only preserve conversions from a non-base
9136 type to a base type, not in general between types with
9137 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9138 * tree.def (COND_EXPR): Document that the condition
9139 can be of any integral type.
9141 2007-07-20 Nigel Stephens <nigel@mips.com>
9142 Richard Sandiford <richard@codesourcery.com>
9144 * config/mips/mips.h (mips_dwarf_regno): Declare.
9145 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9146 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9147 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9148 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9149 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9150 (REG_CLASS_NAMES): Update accordingly.
9151 * config/mips/mips.c (mips_dwarf_regno): New array.
9152 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9153 (mips_subword): Remove special handling for accumulator registers.
9154 (override_options): Initiailize mips_dwarf_regno. Remove use
9156 (mips_swap_registers): New function.
9157 (mips_conditional_register_usage): Swap accumulator registers
9158 around if TARGET_LITTLE_ENDIAN.
9159 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9160 * config/mips/constraints.md (h, l): Use the endianness to choose
9161 between MD0_REG and MD1_REG.
9162 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9163 alternative-dependent template.
9165 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9167 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9170 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9172 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9173 predecessor fallthru flags.
9175 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9177 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9178 of compare to the same type.
9179 * cfgloopmanip.c (add_loop): Update information about loop exits.
9180 (loop_version): Remove the innermost loop requirement.
9181 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9182 to sizetype for pointers.
9184 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9186 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9187 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9188 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9190 * config/dfp-bit.c: Empty for TFmode conversions.
9192 2007-07-18 Caroline Tice <ctice@apple.com>
9194 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9195 and handle them correctly; check that src is not NULL before
9197 (find_src_set_src): Likewise.
9199 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9201 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9202 (struct alignment_context, init_alignment_context): New.
9203 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9204 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9205 (XCHAL_HAVE_S32C1I): Likewise.
9206 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9207 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9208 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9209 (ATOMIC, HQI): New macros.
9210 (memory_barrier, *memory_barrier): New.
9211 (sync_lock_releasesi): New.
9212 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9213 (sync_lock_test_and_set<mode>): New.
9214 (sync_<atomic><mode>): New.
9215 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9216 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9217 (xtensa_expand_atomic): New.
9219 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9223 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9224 transformation for builtin ISNORMAL.
9225 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9226 * builtins.def (BUILT_IN_ISNORMAL): New.
9227 * doc/extend.texi: Document isnormal.
9229 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9233 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9234 optabs infrastructure. Provide generic implementation for
9236 (expand_builtin): Handle FINITE/ISFINITE.
9237 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9238 (fold_builtin_1): Likewise.
9240 * builtins.def (BUILT_IN_ISFINITE): New.
9242 * doc/extend.texi: Document isfinite.
9244 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9249 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9250 generic fallback for isinf.
9251 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9252 calculation code ...
9253 * real.c (get_max_float): ... to here.
9254 * real.h (get_max_float): New.
9256 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9260 * builtin-attrs.def (ATTR_TYPEGENERIC,
9261 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9263 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9264 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9265 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9266 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9268 * c-common.c (handle_type_generic_attribute): New.
9269 (c_common_attribute_table): Add "type generic".
9271 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9273 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9275 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9276 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9279 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9282 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9283 checking that the operand is an expression.
9285 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9286 Danny Smith <dannysmith@users.sourceforge.net>
9289 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9290 file mapping object in local namespace if Windows version later
9293 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9295 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9296 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9297 arm_cannot_force_const_mem.
9298 (arm_cannot_force_const_mem): New function.
9299 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9300 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9301 of arm_tls_referenced_p.
9302 * config/arm/arm.md (movsi): Split out-of-section constants when
9303 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9304 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9306 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9308 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9310 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9312 * config/mips/mips.md (*extendqihi2): Convert the destination
9315 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9317 * config/pa/fptr.c: Update license header.
9318 * config/pa/milli64.S: Likewise.
9320 2007-07-17 Nick Clifton <nickc@redhat.com>
9322 * COPYING_v3: New file. Contains version 3 of the GNU General
9324 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9325 Lesser General Public License.
9326 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9327 the GNU General Public License.
9329 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9331 PR rtl-optimization/32773
9332 * cfglayout.c (force_one_exit_fallthru): New function.
9333 (cfg_layout_finalize): Use it.
9335 2007-07-16 Richard Guenther <rguenther@suse.de>
9336 Uros Bizjak <ubizjak@gmail.com>
9338 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9339 before forcing it to gimple operand.
9341 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9342 David Ung <davidu@mips.com>
9344 * config/mips/mips.h (TUNE_24K): Define.
9345 (TUNE_MACC_CHAINS): Add TUNE_24K.
9346 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9348 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9349 (r74k_int_madd): .. this new reservation.
9350 (define_bypass): Fixed bypasses for r74k_int_madd to use
9352 * config/mips/24k.md (define_bypass): Define new
9353 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9355 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9356 Nigel Stephens <nigel@mips.com>
9358 * config/mips/mips.md: Include 20kc.md.
9359 * config/mips/20kc.md: New file.
9360 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9361 (mips_adjust_cost): Tweak for 20Kc.
9362 (mips_issue_rate): Likewise.
9363 * config/mips/mips.h (TUNE_20KC): Define.
9365 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9367 * config/rs6000/rs6000.c (struct processor_cost): Add
9368 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9370 (*_cost): Add cache information.
9371 (rs6000_override_options): Set cache parameters.
9373 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9376 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9377 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9379 2007-07-16 Paul Brook <paul@codesourcery.com>
9382 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9383 (cirrus_thumb2_movsi_insn): Ditto.
9385 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9387 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9390 2007-07-15 Andrew Haley <aph@redhat.com>
9392 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9393 before looking in the context.
9395 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9399 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9400 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9401 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9402 (pa_output_function_prologue): Use rp_saved and
9403 current_function_is_leaf to generate .CALLINFO statement.
9404 (hppa_expand_prologue): Set rp_saved.
9405 (hppa_expand_epilogue): Use rp_saved.
9406 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9407 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9409 2007-07-14 Dirk Mueller <dmueller@suse.de>
9411 * omega.c (coalesce): Fix memory leak on early exit.
9412 * matrix-reorg.c (check_allocation_function): Likewise.
9413 * tree-vect-transform.c (vect_get_new_vect_var): free result
9415 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9416 pass pointer to edge vector
9417 (partition_hot_cold_basic_blocks): Fix memory leak.
9418 * collect2.c (prefix_from_string): Free temporary storage.
9419 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9421 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9423 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9424 (DO_GLOBAL_DTORS_BODY): Likewise.
9426 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9427 Nigel Stephens <nigel@mips.com>
9429 * config/mips/mips.c (mips_classify_symbol): Don't return
9430 SYMBOL_SMALL_DATA for constant pool addresses if
9431 TARGET_EMBEDDED_DATA is true.
9433 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9435 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9436 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9437 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9438 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9439 __builtin_ia32_storehps, __builtin_ia32_storelps,
9440 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9441 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9442 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9443 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9444 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9445 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9446 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9447 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9448 using def_builtin_const.
9450 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9452 PR tree-optimization/32705
9453 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9454 (simplify_binary_expression): Use SSA_VAL consistently.
9456 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9458 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9459 (SPEFSCR_REGNO): Delete definition.
9460 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9461 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9462 * config/rs6000/rs6000.h: Do not define *_REGNO.
9463 LINK_REGISTER_REGNUM -> LR_REGNO.
9464 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9465 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9466 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9467 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9468 R_VRSAVE, R_VSCR. Use them.
9469 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9470 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9471 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9472 * config/rs6000/aix.h: Define R_LR. Use it.
9474 2007-07-13 Caroline Tice <ctice@apple.com>
9476 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9477 flag_var_tracking is explicitly turned off (i.e. when variable
9478 tracking is not feasible); otherwise, turn flag_var_tracking on when
9479 flag_var_tracking_uninit is on.
9480 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9481 note definitions, to allow recording of initialization status in the
9483 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9484 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9485 determine if two note locations are equal.
9486 (output_loc_list): Don't output list entries whose start & end labels
9488 (reg_loc_descriptor): Add parameter for initialization status; pass it
9489 to other loc descriptor functions.
9490 (one_reg_loc_descriptor): Add parameter for initialization status;
9491 check its value and add DW_OP_GNU_uninit to returned loc descr if
9493 (multiple_reg_loc_descriptor): Add parameter for initialization
9495 pass init status argument to other loc descriptor functions; check
9496 value of intialization parameter and add DW_OP_GNU_uninit to returned
9497 loc descr if appropriate.
9498 (based_loc_descr): Add parameter for initialization status; add new
9499 variable for return value; check value of initialization parameter and
9500 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9501 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9502 pass init status argument to other loc descriptor functions; check
9503 value of intialization parameter and add DW_OP_GNU_uninit to returned
9504 loc descr if appropriate.
9505 (mem_loc_descriptor): Likewise.
9506 (concat_loc_descriptor): Likewise.
9507 (concatn_loc_descriptor): Likewise.
9508 (loc_descriptor): Add parameter for initialization status; pass it as
9509 argument to other loc descriptor function calls.
9510 (loc_descriptor_from_tree_1): Add appropriate initialization status
9511 to loc descriptor function calls.
9512 (add_location_or_const_value_attribute): Get initialization status
9513 from VAR_LOCATION note; add initialization status to loc descriptor
9515 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9516 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9517 status is uninitialized, add "[uninint]" to output.
9518 * common.opt (fvar-tracking-uninit): New option, similar to
9519 fvar-tracking, to turn on tracking of uninitialized variables; creates
9520 a new global flag, flag_var_tracking_uninit.
9521 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9522 (enum var_init_status): New type, for var initialization status field.
9523 * var-tracking.c (struct location_chain_def): Two new fields, init,
9524 for initialization status, and set_src for the assignment value expr.
9525 (unshare_variable): New parameter for initialization status;
9526 initialize new init and set_src fields.
9527 (var_reg_set): New parameters for initialization status and value;
9528 pass them to set_variable_part.
9529 (var_mem_set): Likewise.
9530 (get_init_value): New function.
9531 (var_reg_delete_and_set): New initialization status & value
9532 parameters; add call to get_init_value if status is unknown; pass new
9533 parameters to clobber_variable_part and var_reg_set.
9534 (var_mem_delete_and_set): Likewise.
9535 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9536 (var_mem_delete): Likewise.
9537 (variable_union): Pass status to unshare_variable; initialize new init
9538 and set_src fields. If flag_var_tracking_uninit is not set, force
9539 status to initialized.
9540 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9541 used later to get the set_src value.
9542 (find_src_status): New function.
9543 (find_src_set_src): New function.
9544 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9545 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9546 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9547 and var_mem_delete_and_set.
9548 (dump_variable): Print out "[uninit]" if appropriate.
9549 (set_variable_part): Add new initialization and set_src parameters;
9550 pass status to unshare_variable; set node->init and node- >set_src
9551 fields and modify slot in hash table appropriately; save the init and
9552 set_src values if appropriate and assign to the new node.
9553 (clobber_variable_part): New set_src parameter; if two nodes have
9554 same variable and same location but different set_src (assignment)
9555 values, clobber old node.
9556 (delete_variable_part): Pass init status to unshare_variable.
9557 (emit_note_insn_var_location): Add initialized var; assign var's init
9558 status to new 'initialized'; pass new init status field to calls to
9559 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9560 status to initialized.
9561 (emit_notes_in_bb): Pass initialization status to calls to
9562 var_reg_set, var_mem_set, var_reg_delete_and_set and
9563 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9564 var_reg_delete_and_set and var_mem_delete_and_set; call
9565 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9566 make up for change in add_stores.
9567 (vt_add_function_parameters): Add status to calls to
9569 * config/darwin.c (darwin_override_options): Turn on uninitialized
9570 tracking automatically, if var_tracking is on and the system is
9573 2007-07-13 Sa Liu <saliu@de.ibm.com>
9575 * config.gcc: Add options for arch and tune on SPU.
9576 * config/spu/predicates.md: Add constant operands 0 and 1.
9577 * config/spu/spu-builtins.def: Add builtins for double precision
9578 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9579 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9581 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9583 * config/spu/spu-protos.h: Add new function prototypes.
9584 * config/spu/spu.c (spu_override_options): Check options -march and
9586 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9587 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9589 (spu_const_from_int): New. Create a vector constant from 4 ints.
9590 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9591 (spu_emit_vector_compare): New. Emit vector compare.
9592 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9593 * config/spu/spu.h: Add options -march and -mtune. Define processor
9594 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9595 CANONICALIZE_COMPARISON.
9596 * config/spu/spu.md: Add new insns for double precision compare
9597 and double precision vector compare. Add vcond and smax/smin patterns
9598 to enable DFmode vector conditional expression.
9599 * config/spu/spu.opt: Add options -march and -mtune.
9600 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9601 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9602 both CELL and CELLEDP targets: spu_testsv.
9603 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9606 2007-07-13 Richard Guenther <rguenther@suse.de>
9608 PR tree-optimization/32721
9609 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9610 TREE_THIS_VOLATILE on the folded reference.
9611 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9612 if the array reference has TREE_THIS_VOLATILE set.
9614 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9617 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9619 2007-07-13 Andreas Schwab <schwab@suse.de>
9621 * gengtype-lex.l: Allow declarations to be indented.
9623 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9625 * ginclude/tgmath.h: New.
9626 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9627 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9628 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9629 * configure: Regenerate.
9631 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9633 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9634 correct index when setting register save state for xd
9637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9639 * config/sh/sh.c (mark_use): Remove.
9641 2007-07-12 Paul Brook <paul@codesourcery.com>
9643 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9644 reg does not overlap return value.
9646 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9648 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9649 (set_expression_vuses): Ditto.
9650 (init_pre): Initialize expression_vuses.
9652 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9654 * config/i386/sse.md (storentdf, storentsf): New.
9656 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9658 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9660 * tree.c (build_decl_stat): Move code from here...
9661 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9662 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9663 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9664 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9665 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9668 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9669 Devang Patel <dpatel@apple.com>
9671 PR tree-optimization/25413
9672 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9673 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9674 * tree.h (contains_packed_reference): New.
9675 * expr.c (contains_packed_reference): New.
9676 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9677 (vect_enhance_data_refs_alignment): Call
9678 vector_alignment_reachable_p.
9679 * target.h (vector_alignment_reachable): New builtin.
9680 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9681 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9682 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9684 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9686 * target.h (builtin_vectorization_cost): Add new target builtin.
9687 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9688 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9689 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9690 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9691 uninitialized variables.
9692 * tree-vect-transform.c (cost_for_stmt): New function.
9693 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9694 using cost 1 for all scalar stmts. Be less conservative when
9695 estimating the number of prologue/epulogue iterations. Call
9696 targetm.vectorize.builtin_vectorization_cost. Return
9697 min_profitable_iters-1.
9698 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9699 initialization cost instead of TARG_VEC_STMT_COST. Use
9700 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9701 epilogue code. Fix epilogue cost computation.
9702 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9703 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9704 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9705 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9706 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9707 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9709 2007-07-12 Richard Guenther <rguenther@suse.de>
9711 * gimplify.c (gimplify_conversion): Make sure that the result
9712 from maybe_fold_offset_to_reference is trivially convertible
9713 to the desired type before doing the simplification.
9714 (gimplify_expr): Likewise.
9715 * fold-const.c (fold_binary): Use the correct types for
9716 building the simplified expression.
9718 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9720 PR rtl-optimization/32729
9721 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9722 that fallthru to exit.
9724 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9726 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9727 (symDTPOFF2reg): Likewise.
9729 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9731 PR tree-optimization/32663
9733 * tree.h (VALUE_HANDLE_VUSES): Remove.
9734 (struct tree_value_handle): Remove vuses.
9736 * tree-vn.c (create_value_handle_for_expr): Don't set
9739 * tree-ssa-pre.c (expression_vuses): New.
9740 (alloc_expression_id): Set up expression_vuses.
9741 (get_expression_vuses): New.
9742 (set_expression_vuses): Ditto.
9743 (clear_expression_ids): Modify for expression_vuses.
9744 (phi_translate_1): Ditto.
9745 (phi_translate_set): Ditto.
9746 (value_dies_in_block_x): Ditto
9747 (valid_in_sets): Ditto.
9748 (add_to_sets): Ditto.
9749 (find_existing_value_expr): Ditto.
9750 (create_value_handle_for_expr): Ditto.
9751 (make_values_for_stmt): Ditto.
9752 (vuse_equiv): Remove.
9754 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9756 * Makefile.in (mostlyclean): Remove object files.
9758 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9760 * toplev.c (no_new_pseudos): Deleted.
9761 * rtl.h (no_new_pseudos): Deleted.
9762 * tree-pass.h (pass_no_new_pseudos): Deleted.
9763 * passes.c (pass_no_new_pseudos): Deleted.
9764 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9765 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9766 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9768 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9769 * rtlhooks.c (gen_lowpart_general): Ditto.
9770 * optabs.c (prepare_operand): Ditto.
9771 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9773 * modulo-sched.c (rest_of_handle_sms): Ditto.
9774 * see.c (rest_of_handle_see): Ditto.
9775 * ifcvt.c (if_convert): Ditto.
9776 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9778 * init-regs.c (gate_initialize_regs): Deleted set of
9780 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9781 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9782 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9784 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9787 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9788 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9789 (*vec_extractv2di_1_rex64): New insn pattern.
9791 2007-07-11 David Daney <ddaney@avtrex.com>
9793 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9794 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9795 for SIGNAL_UNWIND_RETURN_COLUMN.
9796 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9797 (DWARF_FRAME_REGNUM): Rewrite.
9798 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9800 2007-07-11 Nick Clifton <nickc@redhat.com>
9802 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9803 delta and use gen_int_mode in place of GET_INT instead.
9805 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9807 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9810 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9812 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9813 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9815 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9816 (USE_CANONICAL_TYPES): New.
9817 * doc/invoke.texi (verify-canonical-types): Remove.
9818 (use-canonical-types): Add.
9820 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9822 * config/spu/spu.c (spu_optimization_options): Remove setting of
9823 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9824 (spu_override_options): Move it here.
9826 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9828 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9829 * config/mips/mips.c (mips_cpu_info_table): Mention
9830 MIPS_ISA_LEVEL_SPEC in the comment.
9832 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9834 PR tree-optimization/32713
9835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9837 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9840 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9841 conditional to flag_isoc99.
9842 (c_common_init_options): Do it here, unconditionally.
9844 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9846 PR tree-optimization/32589
9847 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9848 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9849 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9850 predicate, extracted from...
9851 (set_rhs): ...here. Call it for the expression on entry.
9852 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9853 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9854 (simplify_binary_expression): Use valid_gimple_expression_p
9855 to validate the simplification.
9856 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9858 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9860 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9861 DWARF2_DEBUG on 32 bit target too.
9862 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9864 2007-07-11 Nick Clifton <nickc@redhat.com>
9866 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9867 version for 64-bit hosts.
9869 2007-07-10 David Daney <ddaney@avtrex.com>
9871 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9873 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9875 * config/mips/mips.c (mips_expand_synci_loop): New function.
9876 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9877 (UNSPEC_RDHWR): Same.
9878 (UNSPEC_SYNCI): Same.
9879 (UNSPEC_SYNC): Same.
9880 (clear_cache): New expand.
9884 (clear_hazard): Same.
9885 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9887 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9888 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9890 2007-07-10 Ian Lance Taylor <iant@google.com>
9892 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9895 2007-07-10 David Daney <ddaney@avtrex.com>
9897 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9898 * builtins.c (expand_builtin___clear_cache): New function.
9899 (expand_builtin): Call expand_builtin___clear_cache for
9900 BUILT_IN_CLEAR_CACHE case.
9901 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9902 * doc/md.texi (clear_cache): Document new instruction pattern.
9903 * testsuite/gcc.dg/builtins-64.c: New test.
9905 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9907 * config/cris/cris.md ("movsi"): Fix typo in last change.
9909 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9912 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9914 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9915 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9916 for FUNCTION_DECLs. Don't use align_functions_log if
9918 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9919 even for FUNCTION_DECLs.
9920 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9922 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9923 (DECL_FUNCTION_CODE): Update for new location and name of
9925 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9926 (struct tree_decl_common): Move 'align' and 'off_align' out
9927 of union, ensure they're still on a 32-bit boundary. Remove
9928 other fields in union 'u1'.
9929 (struct tree_function_decl): Add field 'function_code' replacing
9930 'u1.f' in tree_decl_common.
9931 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9932 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9933 (Variable Attributes): Cross-reference 'aligned' attribute
9934 to Function Attributes.
9935 * flags.h (force_align_functions_log): Delete.
9936 * toplev.c (force_align_functions_log): Delete.
9938 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9941 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9942 (*vec_concatv2di_rex): New insn pattern.
9944 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9947 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9949 2007-07-10 Ian Lance Taylor <iant@google.com>
9951 Replace no_new_pseudos in backends.
9952 * rtl.h (can_create_pseudo_p): Define.
9953 * config/darwin.c (machopic_indirect_data_reference): Use
9954 can_create_pseudo_p () instead of no_new_pseudos.
9955 (machopic_indirect_data_reference): Likewise.
9956 (machopic_legitimize_pic_address): Likewise.
9957 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9958 (alpha_emit_set_const_1): Likewise.
9959 (alpha_emit_set_const): Likewise.
9960 (alpha_emit_conditional_move): Likewise.
9961 (alpha_split_conditional_move): Likewise.
9962 * config/alpha/alpha.md (various splitters): Likewise.
9964 * config/arm/arm.c (legitimize_pic_address): Likewise.
9965 (arm_load_pic_register): Likewise.
9966 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9967 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9968 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9969 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9970 * config/cris/cris.md (movsi): Likewise.
9971 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9972 (symGOTOFF2reg_hilo): Likewise.
9973 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9974 * config/h8300/h8300.md (insv, extzv): Likewise.
9975 * config/i386/i386.c (ix86_expand_move): Likewise.
9976 (ix86_expand_vector_move): Likewise.
9977 (ix86_prepare_fp_compare_args): Likewise.
9978 (ix86_expand_carry_flag_compare): Likewise.
9979 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9980 (tls_dynamic_gnu2_combine_32): Likewise.
9981 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9982 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9983 (ia64_expand_movxf_movrf): Likewise.
9984 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9985 (m32c_split_move): Likewise.
9986 (m32c_expand_insv): Likewise.
9987 * config/m68k/m68k.md (movsi): Likewise.
9988 * config/mips/mips.c (mips_force_temporary): Likewise.
9989 (mips_split_symbol): Likewise.
9990 (mips_move_integer): Likewise.
9991 (mips_legitimize_const_move): Likewise.
9992 * config/mn10300/mn10300.md (movsi): Likewise.
9993 * config/pa/pa.c (emit_move_sequence): Likewise.
9994 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9995 (rs6000_got_register): Likewise.
9996 (create_TOC_reference): Likewise.
9997 (rs6000_machopic_legitimize_pic_address): Likewise.
9998 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9999 (various splitters): Likewise.
10000 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10001 (movsi_got): Likewise.
10002 * config/s390/s390.c (emit_symbolic_move): Likewise.
10003 * config/s390/s390.md (movhi, movqi): Likewise.
10004 (load_multiple, store_multiple): Likewise.
10005 * config/score/score.c (score_force_temporary): Likewise.
10006 * config/sh/sh.c (prepare_move_operands): Likewise.
10007 (prepare_cbranch_operands): Likewise.
10008 (emit_fpu_switch): Likewise.
10009 (fpscr_set_from_mem): Likewise.
10010 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10011 (adddi3, subsi3): Likewise.
10012 (various splitters): Likewise.
10013 (divsi_inv_fp_combine): Likewise.
10014 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10015 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10017 * config/sh/predicates.md (xor_operand): Likewise.
10018 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10019 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10020 (movdi_pic_label_ref): Likewise.
10021 * config/spu/spu.c (spu_split_immediate): Likewise.
10022 * config/alpha/alpha.md (various splitters): Remove test
10023 !no_new_pseudos || reload_completed.
10024 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10026 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10027 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10028 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10029 * config/score/score.c (th_output_mi_thunk): Likewise.
10030 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10031 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10033 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10035 PR rtl-optimization/32664
10036 * mode-switching.c (create_pre_exit): Skip barrier insns.
10038 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10040 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10041 force_gimple_operand_bsi.
10042 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10043 rewrite_use_compare): Ditto.
10044 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10046 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10047 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10048 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10049 * tree-profile.c (prepare_instrumented_value,
10050 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10051 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10052 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10053 tree_gen_ior_profiler): Ditto.
10054 * tree-ssa-reassoc.c (negate_value): Ditto.
10055 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10056 Use force_gimple_operand_bsi.
10057 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10058 * tree-if-conv.c (add_to_dst_predicate_list,
10059 find_phi_replacement_condition): Ditto.
10060 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10061 Call mark_symbols_for_renaming for new statements.
10062 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10064 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10066 * cfghooks.c (remove_edge): New function.
10067 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10069 * cfghooks.h (remove_edge): Declare.
10070 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10071 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10073 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10075 * optabs.h: Added declaration for signbit_optab.
10076 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10077 * genoptinit.c (optabs): Added entry for signbit insns.
10078 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10079 insn, if available.
10080 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10081 * config/s390/s390.md (signbit<mode>2): New expander.
10083 2007-07-09 Richard Guenther <rguenther@suse.de>
10085 PR middle-end/32698
10086 * fold-const.c (fold_plusminus_mult_expr): Move constant
10087 arguments second to allow decomposing.
10089 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10092 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10094 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10095 Disregard DECL_FROM_INLINE.
10097 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10100 * doc/invoke.texi: Add ftree-reassoc flag.
10101 * common.opt (ftree-reassoc): New flag.
10102 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10103 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10105 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10107 PR tree-optimization/32681
10108 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10109 saved in second_edge->aux when first_bb is a loop header.
10111 2007-07-09 Jan HUbicka <jh@suse.cz>
10113 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10115 2007-07-09 Richard Guenther <rguenther@suse.de>
10117 * c-decl.c (start_function): Do not promote return type.
10119 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10121 * function.c (do_warn_unused_parameter): Do not warn if
10122 TREE_NO_WARNING is set.
10124 2007-07-08 Andreas Schwab <schwab@suse.de>
10126 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10128 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10131 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10133 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10134 apply to assembly language, too.
10135 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10137 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10139 Revert (note the sccvn portions are *not* reverted)
10140 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10142 Fix PR tree-optimization/23488
10144 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10146 * tree-flow-inline.h (get_value_handle): Ditto.
10147 * tree-ssa-pre.c (decl_vh_map): New.
10148 (decl_node_pool): New.
10149 (can_value_number_operation): Support DECL_P.
10150 (can_PRE_operation): Ditto.
10151 (create_expression_by_pieces): Ditto.
10152 (find_existing_value_expr): Modify to differnetiate between
10153 addressing and top level.
10154 (create_value_handle_for_expr): Handle DECL's.
10155 (poolify_tree): Ditto.
10156 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10157 (make_values_for_stmt): Handle DECL's properly.
10158 (init_pre): Reorg to not init useless things during FRE.
10160 * tree-flow.h: Include pointer-set.h.
10161 (decl_vh_map): Declare.
10162 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10164 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10166 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10167 the constraint description.
10168 * doc/md.texi: Update documentation of AVR constraints.
10170 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10172 * auto-inc-dec.c, config/arm/arm.c,
10173 config/m32r/constraints.md, config/mips/mips.md,
10174 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10175 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10176 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10177 typos. Follow spelling conventions.
10178 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10180 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10181 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10183 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10184 realloc_vuse): Remove.
10185 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10188 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10190 Fix PR tree-optimization/23488
10192 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10193 (try_to_simplify): Ditto.
10194 (visit_use): Ditto.
10195 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10197 * tree-flow-inline.h (get_value_handle): Ditto.
10198 * tree-ssa-pre.c (decl_vh_map): New.
10199 (decl_node_pool): New.
10200 (can_value_number_operation): Support DECL_P.
10201 (can_PRE_operation): Ditto.
10202 (create_expression_by_pieces): Ditto.
10203 (find_existing_value_expr): Modify to differnetiate between
10204 addressing and top level.
10205 (create_value_handle_for_expr): Handle DECL's.
10206 (poolify_tree): Ditto.
10207 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10208 (make_values_for_stmt): Handle DECL's properly.
10209 (init_pre): Reorg to not init useless things during FRE.
10211 * tree-flow.h: Include pointer-set.h.
10212 (decl_vh_map): Declare.
10213 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10215 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10217 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10218 apply to assembly language, too.
10219 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10221 2007-07-06 Ian Lance Taylor <iant@google.com>
10222 Zack Weinberg <zackw@panix.com>
10224 PR middle-end/32441
10225 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10227 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10229 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10230 (prefetch): Likewise if "pref" would be used.
10232 2007-07-06 Josh Conner <jconner@apple.com>
10234 PR middle-end/32602
10235 PR middle-end/32603
10236 * calls.c (store_one_arg): Handle arguments which are partially
10237 on the stack when detecting argument overlap.
10239 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10241 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10242 chosen during find_reloads.
10244 2007-07-06 Richard Guenther <rguenther@suse.de>
10246 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10247 TYPE_ARG_TYPES for verification of argument types. Use
10248 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10249 parameters as variable arguments.
10251 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10253 * libgcc2.h (word_type): Type definition removed.
10254 (cmp_return_type, shift_count_type): Type definitions added.
10255 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10256 replaced with shift_count_type.
10257 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10259 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10260 changed from word_type to Wtype.
10261 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10262 replaced with shift_count_type.
10263 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10265 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10266 and libgcc_shift_count attribute added.
10267 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10268 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10269 (TARGET_INITIALIZER): New target hooks added.
10270 * targhooks.c (default_libgcc_cmp_return_mode,
10271 default_libgcc_shift_count_mode): Default implementations for the new
10272 target hooks added.
10273 * targhooks.h (default_libgcc_cmp_return_mode,
10274 default_libgcc_shift_count_mode): Function prototypes added.
10275 * target.h (struct gcc_target): Fields for the new target hooks added.
10276 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10278 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10281 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10282 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10284 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10285 s390_libgcc_shift_count_mode): Functions added.
10286 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10287 Target hooks defined.
10289 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10291 * config/mips/mips.c (compute_frame_size): Restore the original
10292 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10293 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10294 Document why the difference is needed.
10296 2007-07-06 Richard Guenther <rguenther@suse.de>
10298 * c-common.c (boolean_increment): Use correctly typed
10301 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10303 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10304 the topmost argument register is not also included in the save mask.
10305 (mips16e_collect_argument_save_p): Take a pointer to the argument
10306 register, rather than a pointer to the number of arguments.
10307 (mips16e_collect_argument_saves): Only include argument saves
10308 that aren't in the register mask.
10310 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10312 PR rtl-optimization/32450
10313 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10314 to ensure that instructions are not moved into the prologue when
10315 profiling is on. Remove unused prologue_end variable.
10316 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10317 as a scheduling barrier.
10319 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10322 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10323 Disregard DECL_FROM_INLINE.
10325 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10327 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10328 IORing with a constant.
10330 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10332 PR rtl-optimization/32475
10333 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10334 for every definition of the stack pointer.
10336 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10338 * arm.c (vfp3_const_double_index): Copy signed results of
10339 REAL_VALUE_TO_INT into unsigned vars.
10341 2007-07-05 Richard Guenther <rguenther@suse.de>
10343 PR middle-end/32639
10344 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10346 * tree-ssa.c (useless_type_conversion_p): Check canonical
10349 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10351 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10352 zero_extendhisi2): Change to define_insn_and_split.
10353 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10355 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10357 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10358 pass_match_asm_constraints): New.
10359 * passes.c (init_optimization_passes): Add new pass.
10360 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10361 * function.h (struct function): Add has_asm_statement bit.
10362 (current_function_has_asm_statement): New.
10363 * tree-pass.h (pass_match_asm_constraints): New.
10365 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10367 * config/mips/mips.c (mips_file_start): Avoid declaration
10370 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10372 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10374 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10376 * rtl.def (NOTE): Change print format string to print
10377 operand 5 as a note insn name.
10379 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10380 David Ung <davidu@mips.com>
10382 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10383 * doc/invoke.texi: (MIPS Options): Document them.
10385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10386 David Ung <davidu@mips.com>
10388 Add support for SmartMIPS ASE.
10390 * optabs.c (expand_binop_directly): New, broken out from...
10391 (expand_binop): Here. Make it try rotating in the other
10392 direction even when the second operand isn't constant.
10393 * config/mips/mips.md (*lwxs): New.
10394 * config/mips/mips.opt (msmartmips): New.
10395 * config/mips/mips.c (mips_lwxs_address_p): New.
10396 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10397 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10398 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10399 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10400 (ISA_HAS_LWXS): New.
10401 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10402 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10403 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10404 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10405 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10406 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10407 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10409 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10411 * tree-vectorizer.c (new_loop_vec_info): Initialize
10412 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10413 * tree-vectorizer.h (_loop_vec_info): Added new filed
10414 min_profitable_iters.
10415 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10416 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10417 * tree-vect-analyze.c (vect_analyze_operations): Set
10418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10419 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10420 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10421 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10422 and prologue cost to after they are computed.
10423 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10424 TARG_VEC_STMT_COST.
10425 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10426 of creating vectors from scalars according to dt.
10427 (vect_model_store_cost): Likewise.
10428 (vectorizable_call): Use dt array instead of scalar dt. Call
10429 vect_model_simple_cost with additional argument dt.
10430 (vectorizable_assignment): Likewise.
10431 (vectorizable_operation): Likewise.
10432 (vectorizable_type_demotion): Likewise.
10433 (vectorizable_type_promotion): Likewise.
10434 (vectorizable_store): Use dt array instead of scalar dt. Call
10435 vect_model_store_cost with additional argument dt.
10436 (vect_do_peeling_for_loop_bound): Don't call
10437 vect_estimate_min_profitable_iters. Instead, lookup
10438 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10439 "may not be profitable".
10441 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10444 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10445 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10446 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10447 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10449 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10451 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10452 addressing modes cheaper.
10454 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10456 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10457 (dw_ranges_struct): Rename block_num to num. Adjust.
10458 (dw_ranges_by_label_struct): New.
10459 (ranges_by_label, ranges_by_label_allocated,
10460 ranges_by_label_in_use): New variables.
10461 (add_ranges_num): Factored most of the code out of...
10462 (add_ranges): ... this one. Rewrite in terms of the former.
10463 (add_ranges_by_labels): New.
10464 (output_ranges): Output by-label ranges.
10465 (dwarf2out_finish): Output range for multiple-section
10466 compile_unit. Output standard DW_AT_low_pc in addition to
10467 unexpected DW_AT_entry_pc.
10469 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10471 PR tree-optimization/32604
10472 PR tree-optimization/32606
10474 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10475 (compute_antic_safe): Removed.
10476 (ANTIC_SAFE_LOADS): Ditto.
10477 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10478 (execute_pre): Don't call compute_antic_safe.
10479 (vuse_equiv): New function.
10480 (make_values_for_stmt): Use it
10481 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10484 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10487 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10488 rather than a decl.
10489 (avr_attribute_table): Make "naked" attribute apply to function types
10490 rather than to decls.
10491 (avr_handle_fntype_attribute): New function.
10493 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10495 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10498 2007-07-04 David Ung <davidu@mips.com>
10499 Joseph Myers <joseph@codesourcery.com>
10501 * config/mips/mips.md (type): Add logical, signext and move.
10502 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10503 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10504 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10505 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10506 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10507 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10508 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10509 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10510 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10511 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10512 movv2sf_hardfloat_64bit): Use the new types.
10513 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10514 *movdf_softfloat, *movdf_mips16): Use "multi".
10515 (extendqihi2): Replace with a define_expand.
10516 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10517 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10518 * config/mips/74k.md (r74k_int_logical): New reservation and
10520 (r74k_int_arith): Remove "slt".
10521 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10522 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10523 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10524 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10525 reservations for "arith".
10527 2007-07-04 Richard Guenther <rguenther@suse.de>
10529 * tree-ssa.c (useless_type_conversion_p): Add handling for
10530 scalar float and vector types. Only call the types_compatible_p
10531 langhook for aggregate types as last resort. Follow the
10534 2007-07-04 Richard Guenther <rguenther@suse.de>
10536 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10537 the same as NOP_EXPR.
10539 2007-07-04 Nick Clifton <nickc@redhat.com>
10541 * target.h (struct gcc_target): Add target_help field.
10542 * target-def.h (TARGET_HELP): New.
10543 (TARGET_INITIALIZER): Use TARGET_HELP.
10544 * opts.c (command_handle_option): Invoke target_help function, if
10545 defined, when the user has specified --target-help on the command
10547 * doc/invoke.texi: Mention that --target-help might print
10548 additional information.
10549 * doc/tm.texi: Document TARGET_HELP hook.
10551 * arm.c (TARGET_HELP): Override default definition.
10552 (arm_target_help): New - display a wrapped list of cores and
10553 architectures supported.
10555 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10557 * config/v850/v850.c (expand_prologue): Make sure
10558 GEN_INT() argument is sign extended rather than zero extended.
10559 (expand_epilogue): Likewise.
10560 (output_move_double): Delete.
10561 * config/v850/v850-protos.h (output_move_double): Delete.
10562 * config/v850/v850.md (movdi): Delete.
10563 (*movdi_internal): Delete.
10565 (*movdf_internal): Delete.
10567 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10569 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10570 unless compiling RTP PIC.
10572 2007-07-04 Richard Guenther <rguenther@suse.de>
10574 PR tree-optimization/32482
10575 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10576 original ssa name if we didn't find a shift expression.
10577 Fix shift constant for bit zero test.
10579 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10581 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10583 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10585 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10586 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10587 * config/arm/vxworks.h (ASM_SPEC): Delete.
10588 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10590 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10592 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10593 (DDR_REVERSED_P): New.
10594 * tree-data-ref.c (initialize_data_dependence_relation,
10595 build_classic_dist_vector): Set DDR_REVERSED_P.
10597 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10599 PR middle-end/32457
10600 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10601 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10602 init_omega_for_ddr_1): Use non conservative number of iterations
10604 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10605 (analyze_siv_subscript): Remove FIXME and reinitialization of
10606 last_conflicts to chrec_dont_know.
10607 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10609 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10611 * tree.c (maybe_canonicalize_argtypes): Improve description.
10613 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10615 * tree.c (maybe_canonicalize_argtypes): New.
10616 (build_function_type): Set canonical type.
10617 (build_method_type_directly): Ditto.
10618 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10621 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10623 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10625 (rewrite_use_nonlinear_expr): Likewise.
10627 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10629 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10631 2007-07-04 Ben Elliston <bje@au.ibm.com>
10633 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10636 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10638 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10639 (Exception Handling): Likewise.
10641 2007-07-03 Jan Hubicka <jh@suse.cz>
10643 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10645 2007-07-03 Eric Christopher <echristo@apple.com>
10647 * doc/cppopts.texi: Add conflicting option note to -dM.
10648 * doc/invoke.texi: Add note about possible conflicts with
10649 -E for -dCHARS and note that -dM will not produce
10650 any results if there is no machine dependent reorg.
10652 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10654 * tree.h (DECL_ALIGN): Back out previous change.
10656 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10658 * configure.ac: Test for .dtprelword support on MIPS.
10659 * configure, config.in: Regenerate.
10660 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10661 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10663 2007-07-03 Julian Brown <julian@codesourcery.com>
10665 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10666 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10667 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10668 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10670 (all_fpus): Add FPUTYPE_VFP3.
10671 (fp_model_for_fpu): Add VFPv3 field.
10672 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10673 (vfp3_const_double_index): New function. Return integer index of
10674 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10676 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10677 and argument represents a valid RTX for a VFPv3 constant.
10678 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10680 (vfp_emit_fstmd): Similar, for fstmd.
10681 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10682 constants, represented as integer indices.
10683 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10684 VFP_REGNO_OK_FOR_DOUBLE macros.
10685 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10686 (arm_file_start): Set float-abi attribute for VFPv3, and output
10687 correct ".fpu" assembler directive.
10688 (arm_dbx_register_numbering): Add FIXME.
10689 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10690 (fputype): Add FPUTYPE_VFP3.
10691 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10692 (CALL_USED_REGISTERS): Likewise.
10693 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10694 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10695 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10696 (D7_VFP_REGNUM): New.
10697 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10698 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10699 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10700 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10701 (REG_ALLOC_ORDER): Adjust for VFPv3.
10702 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10703 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10704 VFP_LO_REGS, VFP_HI_REGS.
10705 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10706 (IS_VFP_CLASS): Define macro.
10707 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10709 (REGISTER_MOVE_COST): Likewise.
10710 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10711 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10712 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10713 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10714 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10715 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10716 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10717 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10718 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10719 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10720 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10721 where appropriate for single-word registers.
10722 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10723 As above. Fix type attributes.
10724 * config/arm/constraints.md (register_contraint "t"): Define.
10725 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10727 (register_constraint "x"): Define.
10728 (constraint "Dv"): Define.
10730 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10732 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10734 2007-07-03 Tom Tromey <tromey@redhat.com>
10736 * c-parser.c (objc_pq_context): Removed.
10737 (objc_need_raw_identifier): Likewise.
10738 (c_parser) <objc_pq_context>: New field.
10739 <objc_need_raw_identifier>: Likewise.
10740 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10741 (c_lex_one_token): Update.
10742 (c_parser_objc_protocol_definition): Update.
10743 (c_parser_objc_method_definition): Update.
10744 (c_parser_objc_methodproto): Update.
10745 (c_parser_declspecs): Update.
10747 2007-07-03 David Ung <davidu@mips.com>
10749 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10751 2007-07-03 David Ung <davidu@mips.com>
10752 Richard Sandiford <richard@codesourcery.com>
10754 * doc/invoke.texi: Document -march=74kf3_2.
10755 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10756 (TUNE_74K): Check for it.
10757 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10758 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10759 * config/mips/mips.md (cpu): Add 74kf3_2.
10760 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10761 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10762 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10763 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10764 74kf3_2 to the CPU list.
10765 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10766 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10767 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10768 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10769 (r74kf3_2_fxfer_from_c1): New insn reservations.
10771 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10772 David Ung <davidu@mips.com>
10774 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10775 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10776 and 74k[fx]. Document aliases for the new options.
10777 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10778 (PROCESSOR_24KF2_1): ...this.
10779 (PROCESSOR_24KX): Rename to...
10780 (PROCESSOR_24KF1_1): ...this.
10781 (PROCESSOR_74KF): Rename to...
10782 (PROCESSOR_74KF2_1): ...this.
10783 (PROCESSOR_74KX): Rename to...
10784 (PROCESSOR_74KF1_1): ...this.
10785 (TUNE_74K): Update PROCESSOR_* names.
10786 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10787 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10788 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10789 (mips_rtx_cost_data): Update processor names in comments.
10790 (mips_issue_rate): Update PROCESSOR_* names.
10791 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10792 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10793 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10794 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10795 Update cpu attribute names.
10796 (r24k_fpu_iss): Rename this reservation to...
10797 (r24kf2_1_fpu_iss): ...this and update all uses.
10798 (r24kx_fpu_iss): Rename this reservation to...
10799 (r24kf1_1_fpu_iss): ...this and update all uses.
10800 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10801 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10802 Update cpu attribute names.
10804 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10806 * config/m32r/constraints.md: New file.
10807 * config/m32r/m32r.c: Include tm-constrs.h.
10808 (small_data_operand): Use satisfies_constraint_* instead of macro.
10809 (addr24_operand, gen_compare): Likewise.
10810 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10811 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10812 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10813 EXTRA_CONSTRAINT): Likewise.
10814 * config/m32r/m32r.md: Include constraints.md.
10815 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10816 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10817 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10818 (two_insn_const_operand, int8_operand, uint16_operand,
10819 reg_or_int16_operand, reg_or_uint16_operand,
10820 reg_or_cmp_int16_operand, cmp_int16_operand,
10821 seth_add3_operand): Likewise.
10823 2007-07-03 Eric Christopher <echristo@gmail.com>
10825 * libgcc2.h: Conditionally declare __bswapsi2 and
10828 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10830 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10833 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10836 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10837 (__gthrw_pragma): Provide default definition.
10838 (__gthrw2): Use it.
10839 * gthr-posix.c (__gthrw_pragma): Define.
10841 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10843 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10844 before declaring inequality.
10846 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10848 * combine.c (recog_for_combine): Log the success or failure of
10849 matching new insn patterns against the machine description in
10852 2007-07-03 Revital Eres <eres@il.ibm.com>
10854 * ddg.c (print_sccs): New function.
10855 (check_sccs): New function.
10856 (create_ddg_all_sccs): Use it.
10857 * ddg.h (print_sccs): Declare.
10858 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10860 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10862 * targhooks.h (default_mode_for_suffix): New function declaration.
10863 * targhooks.c (default_mode_for_suffix): New default target hook.
10864 * target.h (struct c): New structure in the targetm struct.
10865 (mode_for_suffix): New target hook as part of struct c.
10866 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10867 default_mode_for_suffix.
10868 (TARGET_C): New define.
10869 * c-lex.c: Include "target.h".
10870 (interpret_float): Use targetm.c.mode_for_suffix to determine
10871 the mode for a given non-standard suffix.
10872 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10874 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10875 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10877 * doc/extend.texi (Floating Types): New node. Document __float80 and
10878 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10880 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10883 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10884 predicate instead of target_operand.
10885 (divsi3_i1_media, divsi3_media_2): Likewise.
10887 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10889 * tree.h (alias_sets_might_conflict_p): Rename into
10890 alias_sets_must_conflict_p.
10891 * alias.c (alias_sets_might_conflict_p): Likewise.
10892 (alias_sets_conflict_p): Use it.
10893 (objects_must_conflict_p): Likewise.
10894 * c-common.c (strict_aliasing_warning): Adjust.
10896 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10898 * rtlhooks.c (gen_lowpart_if_possible): Check for
10899 invalid subreg before calling gen_lowpart_SUBREG.
10901 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10903 * config/darwin9.h: Add copyright notice.
10904 (LINK_COMMAND_SPEC): Add comment.
10905 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10906 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10907 DARWIN_LIBSYSTEM_HAS_UNWIND.
10909 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10912 * omp-low.c (check_combined_parallel): New function.
10913 (lower_omp_parallel): Call it via walk_stmts, set
10914 OMP_PARALLEL_COMBINED if appropriate.
10915 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10916 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10917 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10918 don't consider it as combined parallel.
10920 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10922 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10923 (gcc_tooldir): Likewise.
10924 * configure: Regenerate.
10925 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10926 old configure.ac gcc_tooldir setting.
10927 (prefix_to_exec_prefix): New variable.
10928 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10929 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10931 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10933 Fix PR tree-optimization/32583
10934 Fix PR tree-optimization/32584
10935 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10936 (phi_translate_set): Use phi_translate directly now.
10937 (make_values_for_stmt): Don't value number RHS if we already know
10940 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10941 Jim Wilson <wilson@specifix.com>
10944 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10947 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10948 Richard Sandiford <richard@codesourcery.com>
10949 Nigel Stephens <nigel@mips.com>
10951 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10952 (mips16e_output_save_restore): Declare.
10953 (mips16e_save_restore_pattern_p): Likewise.
10954 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10955 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10956 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10957 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10958 (BITSET_P): New global macro, extracted from...
10959 (mips_for_each_saved_reg): ...here.
10960 (mips16e_save_restore_info): New struct.
10961 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10962 (mips16e_save_restore_regs): New variable.
10963 (mips_split_plus, mips16e_find_first_register): New functions.
10964 (mips16e_mask_registers): New function.
10965 (compute_frame_size): Expand the commentary before the function.
10966 Enforce the MIPS16e save and restore register range restrictions.
10967 Pad the general register save area at the low end.
10968 (mips16e_save_restore_reg, mips16e_build_save_restore)
10969 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10970 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10971 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10973 (mips_expand_prologue, mips_expand_epilogue): Handle
10974 GENERATE_MIPS16E_SAVE_RESTORE.
10975 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10977 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10979 PR tree-optimization/31966
10980 PR tree-optimization/32533
10981 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10982 "basic_block" description as its third argument. Update function
10983 calls to get destination bb from "edge" argument. Save "cond" into
10984 aux field of the edge. Update prototype for changed arguments.
10985 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10987 (find_phi_replacement_condition): Operate on incoming edges, not
10988 on predecessor blocks. If there is a condition saved in the
10989 incoming edge aux field, AND it with incoming bb predicate.
10990 Return source bb of the first edge.
10991 (clean_predicate_lists): Clean aux field of outgoing node edges.
10992 (tree_if_conversion): Do not initialize cond variable. Move
10993 variable declaration into the loop.
10994 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10995 initializations of new_stmt, arg0 and arg1 variables.
10997 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10999 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11000 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11002 2007-07-02 Richard Guenther <rguenther@suse.de>
11004 * tree-ssa.c (useless_type_conversion_p): Document
11005 future intent as defining the middle-end type system.
11006 Re-structure to call langhook last, group by type class,
11007 mark questionable parts.
11009 2007-07-02 Richard Guenther <rguenther@suse.de>
11011 * tree-flow.h (types_compatible_p): Declare.
11012 * tree-ssa.c (types_compatible_p): New function.
11013 * ipa-type-escape.c (discover_unique_type): Use
11014 types_compatible_p instead of lang_hooks.types_compatible_p.
11015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11016 * tree-vn.c (expressions_equal_p): Likewise.
11017 * tree.c (fields_compatible_p): Likewise.
11018 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11019 (cprop_operand): Use useless_type_conversion_p instead of
11020 lang_hooks.types_compatible_p.
11021 * tree-inline.c (setup_one_parameter): Likewise.
11022 (declare_return_variable): Likewise.
11023 * tree-nrv.c (tree_nrv): Likewise.
11024 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11025 (maybe_fold_offset_to_component_ref): Likewise.
11026 (maybe_fold_offset_to_reference): Likewise.
11027 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11028 (merge_alias_info): Likewise.
11029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11030 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11031 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11032 * tree-tailcall.c (find_tail_calls): Likewise.
11033 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11034 * gimplify.c (canonicalize_addr_expr): Likewise.
11035 (fold_indirect_ref_rhs): Likewise.
11036 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11037 (cpt_same_type): Likewise.
11038 (check_pointer_types_r): Swap parameters to cpt_same_type
11040 * fold-const.c (fold_convert): Revert fix for PR15988.
11041 * tree-inline.c (setup_one_parameter): Instead fix it here by
11042 using fold_build1 instead of fold_convert and checking for
11043 error_mark_node. Convert only if the conversion is necessary.
11045 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11047 * configure.ac: Check for .gnu_attribute on Power.
11048 * configure: Regenerate.
11049 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11050 attribute for floating-point ABI.
11052 2007-07-02 Ira Rosen <irar@il.ibm.com>
11054 PR tree-optimization/32230
11055 PR tree-optimization/32477
11056 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11057 address is a constant.
11059 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11061 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11062 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11063 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11064 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11065 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11066 64-bit targets. Add support for *-elfoabi*.
11067 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11068 different settings if $(tm_defines) does not select the EABI.
11069 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11070 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11071 (MIPS_ARCH_OPTION_SPEC): Likewise.
11072 (MIPS_ISA_LEVEL_SPEC): Likewise.
11073 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11074 * config/mips/elfoabi.h: New file.
11076 2007-07-02 Richard Guenther <rguenther@suse.de>
11078 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11079 (useless_type_conversion_p): ... this.
11080 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11081 (useless_type_conversion_p): ... this.
11082 * builtins.c (fold_builtin_memory_op): Rename
11083 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11084 * tree-cfg.c (verify_expr): Likewise.
11085 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11086 * tree-ssa-ccp.c (ccp_fold): Likewise.
11087 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11088 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11090 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11091 * tree-ssa-pre.c (eliminate): Likewise.
11092 * tree-ssa.c (delete_tree_ssa): Likewise.
11093 (tree_ssa_useless_type_conversion): Likewise.
11094 * tree.c (build2_stat): Likewise.
11096 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11098 Fix PR tree-optimization/32571
11099 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11105 and other expected operations explicitly, change default to
11108 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11110 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11112 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11113 (tls_load_dot_plus_eight): Move the label number into the unspec.
11114 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11116 2007-07-01 Andreas Schwab <schwab@suse.de>
11118 * dwarf2out.c (initial_return_save): Define only if used.
11120 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11122 Unreverting Richard's Revert of:
11124 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11126 * dce.c (deletable_insn_p_1): New function, split out from...
11127 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11128 specially, not those inside PARALLELs. Remove BODY argument
11129 and adjust recursive call accordingly.
11130 (prescan_insns_for_dce): Update call to delete_insn_p.
11132 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11133 Revital Eres <eres@il.ibm.com>
11135 * ddg.c (create_ddg_all_sccs): Fix missed
11136 initialization of scc_nodes.
11138 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11140 PR middle-end/32559
11141 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11142 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11144 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11146 * configure.ac: Check for .gnu_attribute on MIPS.
11147 * configure, config.in: Regenerate.
11148 * config/mips/mips.c (mips_file_start): If supported, output
11149 attribute for floating-point ABI.
11151 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11154 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11155 (ffs_cmove): New expander to expand using ctz pattern.
11156 (*ffs_cmove): Remove pattern.
11157 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11158 (ffsdi2): Expand using ctz pattern.
11159 (*ffs_rex64): Remove pattern.
11161 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11163 PR rtl-optimization/32296
11164 * pa.md (return): Delete pattern.
11165 (return_internal): Remove "(const_int 1)" from pattern.
11166 (epilogue): Use return_internal pattern for trivial returns.
11167 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11168 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11170 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11172 * tree-ssa-pre.c (is_exception_related): New function
11173 (can_value_number_operation): Use it.
11175 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11177 Fix PR tree-optimization/32540
11178 Fix PR tree-optimization/31651
11180 * tree-ssa-sccvn.c: New file.
11182 * tree-ssa-sccvn.h: Ditto.
11184 * tree-vn.c: Include tree-ssa-sccvn.h
11185 (val_expr_paid_d): Removed.
11186 (value_table): Ditto.
11187 (vn_compute): Ditto.
11188 (val_expr_pair_hash): Ditto.
11189 (val_expr_pair_expr_eq): Ditto.
11190 (copy_vuses_from_stmt): Ditto.
11191 (vn_delete): Ditto.
11193 (shared_vuses_from_stmt): Ditto.
11194 (print_creation_to_file): Moved up.
11195 (sort_vuses): Ditto.
11196 (sort_vuses_heap): Ditto.
11197 (set_value_handle): Make non-static.
11198 (make_value_handle): Ditto.
11199 (vn_add): Rewritten to use sccvn lookups.
11200 (vn_add_with_vuses): Ditto.
11201 (vn_lookup): Ditto (and second argument removed).
11202 (vn_lookup_with_vuses): Ditto.
11203 (vn_lookup_or_add): Ditto (and second argument removed);
11204 (vn_lookup_or_add_with_vuses): Ditto.
11205 (vn_lookup_with_stmt): New.
11206 (vn_lookup_or_add_with_stmt): Ditto.
11207 (create_value_handle_for_expr): Ditto.
11209 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11210 (seen_during_translate): New function.
11211 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11212 (phi_trans_add): Ditto.
11213 (constant_expr_p): FIELD_DECL is always constant.
11214 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11215 Use constant_expr_p.
11216 Avoid infinite recursion on mutually valued expressions.
11217 Change callers of vn_lookup_or_add.
11218 (phi_translate): New function.
11219 (compute_antic_safe): Allow phi nodes.
11220 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11221 (find_or_generate_expression): Rewrite slightly.
11222 (create_expression_by_pieces): Updated for vn_lookup_or_add
11224 Update VN_INFO for new names.
11225 (insert_into_preds_of_block): Update for new names.
11226 (add_to_exp_gen): New function.
11227 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11228 (find_existing_value_expr): Rewrite to changed vn_lookup.
11229 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11230 (try_look_through_load): Removed.
11231 (try_combine_conversion): Ditto.
11232 (get_sccvn_value): New function.
11233 (make_values_for_phi): Ditto.
11234 (make_values_for_stmt): Ditto.
11235 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11237 (init_pre): Update for SCCVN changes.
11239 (execute_pre): Ditto.
11241 * tree-flow.h (make_value_handle): Declare.
11242 (set_value_handle): Ditto.
11243 (sort_vuses_heap): Ditto.
11244 (vn_lookup_or_add_with_stmt): Ditto.
11245 (vn_lookup_with_stmt): Ditto.
11246 (vn_compute): Remove.
11248 (vn_delete): Ditto.
11249 (vn_lookup): Update arguments.
11251 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11252 (tree-vn.o): Ditto.
11253 (tree-ssa-sccvn.o): New.
11254 (OBJS-common): Add tree-ssa-sccvn.o
11256 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11259 * c-typeck.c (build_external_ref): Don't mark as used if called
11261 * calls.c (rtx_for_function_call): Likewise.
11263 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11267 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11269 * dce.c (deletable_insn_p_1): New function, split out from...
11270 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11271 specially, not those inside PARALLELs. Remove BODY argument
11272 and adjust recursive call accordingly.
11273 (prescan_insns_for_dce): Update call to delete_insn_p.
11275 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11277 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11278 (try_combine): Move potential calls to undo_all() so they happen
11279 before we commit to using the combined insns.
11281 2006-06-30 Jan Hubicka <jh@suse.cz>
11283 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11286 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11288 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11289 (cgraph_remove_unreachable_nodes): Likewise.
11290 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11291 * ipa-inline.c (update_caller_keys): Cast according to the coding
11293 (cgraph_decide_recursive_inlining): Likewise.
11294 (cgraph_decide_inlining_of_small_function): Likewise.
11295 (try_inline): Likewise.
11296 (cgraph_decide_inlining_incrementally): Likewise.
11297 * ipa-pure-const.c (get_function_state): Likewise.
11298 (scan_function): Likewise.
11299 (analyze_function): Likewise.
11300 (static_execute): Likewise.
11301 * ipa-reference.c (scan_for_static_refs): Likewise.
11302 (merge_callee_local_info): Likewise.
11303 (analyze_function): Use type safe memory macros.
11304 (static_execute): Likewise. Cast according to the coding conventions.
11305 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11307 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11309 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11310 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11313 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11315 PR middle-end/30024
11316 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11317 for complex modes (both int and real).
11319 2007-06-29 Jan Hubicka <jh@suse.cz>
11321 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11323 2007-06-29 Jan Hubicka <jh@suse.cz>
11325 PR middle-end/32372
11326 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11329 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11332 * config/avr/avr.c: Include dataflow header file.
11333 (expand_prologue): Adjust for prologue insn change.
11334 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11337 2007-06-29 Richard Guenther <rguenther@suse.de>
11339 PR middle-end/32493
11340 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11341 during type verification.
11343 2007-06-29 Jan Hubicka <jh@suse.cz>
11345 * recog.c (validate_change_rtx_1): Unshare TO argument.
11347 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11349 PR tree-optimization/24659
11350 * tree-vect-transform.c (vectorizable_call): Handle
11351 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11353 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11354 * config/i386/i386.c (enum ix86_builtins)
11355 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11356 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11358 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11359 const using def_builtin_const.
11360 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11361 input operands in the same modes as the result.
11362 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11364 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11366 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11367 (df_set_dead_notes_for_mw): Likewise.
11369 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11371 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11373 2007-06-28 DJ Delorie <dj@redhat.com>
11375 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11377 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11379 * doc/invoke.texi (C++ Dialect Options): Document
11380 fvisibility-ms-compat.
11381 * c.opt (fvisibility-ms-compat): New.
11383 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11386 * tree-affine.c (aff_combination_add_elt): Handle
11387 pointer addition specially.
11389 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11391 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11392 decl is non-external for AIX ABI.
11394 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11396 * config/rs6000/predicates.md (current_file_function_operand):
11397 Ensure the symbol is non-external for AIX ABI.
11399 2007-06-28 Nick Clifton <nickc@redhat.com>
11401 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11402 (fdce, fdse, fpredictive-commoning): Likewise.
11404 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11407 * gcc.c (process_command): Recognize the new -static-libgfortran
11410 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11413 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11414 Use a call clobbered hard reg instead of a pseudo reg.
11416 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11418 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11420 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11423 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11424 REG_LIBCALL and REG_RETVAL notes.
11425 (divsi3, mulsi3): Likewise.
11426 (mulhisi3): Likewise. Use emit_libcall_block.
11427 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11429 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11431 PR rtl-optimization/32481
11432 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11434 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11436 * dce.c (deletable_insn_p_1): New function, split out from...
11437 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11438 specially, not those inside PARALLELs. Remove BODY argument
11439 and adjust recursive call accordingly.
11440 (prescan_insns_for_dce): Update call to delete_insn_p.
11442 2007-06-27 Richard Guenther <rguenther@suse.de>
11444 PR middle-end/32492
11445 * tree.h (fold_convertible_p): Declare.
11446 * fold-const.c (fold_convertible_p): New function.
11447 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11448 instead of lang_hooks.types_compatible_p.
11450 2007-06-26 Jan Hubicka <jh@suse.cz>
11452 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11453 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11454 early use validate_unshare_change.
11455 (reload_combine): Likewise.
11456 * recog.c (change_t): New field unshare.
11457 (validate_change_1): Rename from validate_change; add argument unshare.
11458 (validate_change): Turn into wrapper of validate_change_1; update
11459 prototype for bools.
11460 (validate_unshare_change): New.
11461 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11462 calls of df_insn_rescan.
11463 * recog.h (validate_change): Replace ints by bools.
11464 (validate_unshare_change): Declare.
11466 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11468 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11470 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11472 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11474 2007-06-25 Jan Hubicka <jh@suse.cz>
11476 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11478 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11479 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11480 places other call site specific checks are performed.
11482 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11485 * tree-vect-transform.c (vectorizable_operation): Convert
11486 POINTER_PLUS_EXPR over to PLUS_EXPR.
11488 2007-06-25 Chao-ying Fu <fu@mips.com>
11490 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11491 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11492 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11493 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11495 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11496 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11497 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11498 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11499 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11500 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11501 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11502 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11503 ALL_FIXED_POINT_MODE_P): New define.
11504 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11506 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11508 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11509 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11510 MODE_VECTOR_UACCUM): New mode classes.
11512 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11513 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11514 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11517 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11518 (blank_mode): Initialize ibit and fbit.
11519 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11520 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11522 (new_adjust): Change required_class to required_class_from and
11523 required_class_to for testing within a range.
11524 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11525 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11526 MODE_VECTOR_UACCUM.
11527 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11528 (make_fixed_point_mode): New.
11529 (_ADD_ADJUST): Change C to C1 and C2.
11530 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11531 use a range for machine classes.
11532 (ADJUST_IBIT, ADJUST_FBIT): New.
11533 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11535 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11536 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11537 Emit adjustment for ibit and fbit.
11538 (emit_mode_ibit, emit_mode_fbit): New.
11539 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11541 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11543 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11544 as the source of the set.
11546 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11548 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11549 FP_REGNO_P): Use IN_RANGE.
11550 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11551 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11552 (DATA_REG_P): Use DATA_REGNO_P.
11553 (FP_REG_P): Use FP_REGNO_P.
11554 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11555 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11556 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11558 2007-06-24 Jan Hubicka <jh@suse.cz>
11560 PR middle-end/30563
11561 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11563 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11565 PR middle-end/32461
11566 * fold-const.c (fold_binary): Strip nops of operand 0
11567 of BIT_NOT_EXPR before calling operand_equal_p.
11568 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11569 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11571 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11573 * doc/extend.texi: Document that dllimport and dllexport imply
11574 default visibility.
11575 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11576 imported or exported declaration, including type declarations.
11577 * c-common.c (handle_visibility_attribute): Check for conflicts
11578 with dllimport/dllexport.
11579 (c_determine_visibility): Handle dllimport/dllexport as an
11580 explicit visibility atttribute.
11582 2007-06-23 Richard Guenther <rguenther@suse.de>
11584 PR tree-optimization/16876
11585 PR middle-end/29478
11586 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11588 * tree-inline.c (initialize_inlined_parameters): Do not call
11589 lang_hooks.tree_inlining.convert_parm_for_inlining.
11590 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11591 reason for mismatched types.
11592 * gimplify.c (gimplify_call_expr): Verify the call expression
11593 arguments match the called function type signature. Otherwise
11594 mark the call expression to be not considered for inlining
11595 using CALL_CANNOT_INLINE_P flag.
11596 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11597 edges call expression.
11598 (cgraph_decide_inlining_of_small_function): Likewise.
11599 (cgraph_decide_inlining): Likewise.
11600 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11602 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11603 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11604 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11605 Remove declaration.
11606 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11607 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11609 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11610 convert_parm_for_inlining member.
11612 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11615 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11616 Remove optimization for GT.
11618 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11620 PR middle-end/32437
11621 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11623 (prescan_insns_for_dce): Add extra parameter.
11625 2007-06-23 Jan Hubicka <jh@suse.cz>
11627 PR middle-end/31541
11628 * gimplify.c (mark_addressable): New function.
11629 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11631 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11633 PR middle-end/32374
11634 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11636 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11639 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11640 moves between MMX/SSE registers to at least 8 units to prevent
11641 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11643 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11645 * config/i386/i386.c (override_options): Correct x86_sahf
11648 2007-06-21 David Daney <ddaney@avtrex.com>
11651 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11652 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11653 (exception_receiver): Renamed to ...
11654 (nonlocal_goto_receiver): ... this.
11656 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11658 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11659 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11660 partial register accesses.
11662 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11664 * fold-const.c (debug_fold_checksum): Move it under
11665 ENABLE_FOLD_CHECKING.
11667 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11669 PR middle-end/20623
11670 * tree.h (debug_fold_checksum): Declared.
11671 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11672 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11673 build_fold_addr_expr_with_type_1.
11674 (fold_addr_expr, debug_fold_checksum): New.
11675 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11676 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11677 Use fold_addr_expr.
11679 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11681 PR tree-optimization/19590
11682 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11683 of scev is a constant.
11685 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11687 * df-problems.c (df_note_bb_compute): Made computation of live
11688 info consistent with df_lr.
11690 2007-06-21 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/32453
11693 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11694 for pointer anti-range.
11696 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11698 * config/i386/i386.c (processor_target_table): Increase maximum
11699 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11702 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11703 byte alignment if > 8 byte alignment is preferred.
11704 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11706 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11708 PR tree-optimization/31866
11709 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11710 if ASM_EXPR's input is not a SSA_NAME.
11712 PR middle-end/32362
11713 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11714 but decl is a global var, instead return decl.
11715 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11716 even for is_global_var decls, if they are private in some outer
11719 2007-06-21 Richard Guenther <rguenther@suse.de>
11721 PR tree-optimization/32451
11722 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11724 2007-06-21 Christian Bruel <christian.bruel@st.com>
11726 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11727 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11728 (push_regs): Changed saving order or banked registers.
11729 (sh_expand_epilogue): Likewise.
11730 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11731 (FIRST_BANKED_REG): Likewise.
11732 (LAST_BANKED_REG): Likewise.
11733 * config/sh/sh.md (banked) New attribute.
11734 (in_delay_slot): Check banked attribute.
11736 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11738 PR tree-optimization/32075
11739 * tree-data-ref.c (subscript_dependence_tester_1,
11740 analyze_miv_subscript, analyze_overlapping_iterations,
11741 add_distance_for_zero_overlaps, build_classic_dist_vector,
11742 subscript_dependence_tester_1, analyze_overlapping_iterations,
11743 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11744 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11745 to evolution_function_is_affine_multivariate_p.
11747 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11749 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11751 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11754 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11756 * config/m32c/prologue.md (epilogue_exitd_16): New.
11757 (epilogue_reit_16): New.
11758 (epilogue_exitd): Rename to epilogue_exitd_24.
11759 (epilogue_reit): Rename to epilogue_reit_24.
11761 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11762 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11764 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11766 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11767 if dbg_cnt (sched_insn) reaches the limit.
11768 (choose_ready): New parameter INSN_PTR and new return value.
11769 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11770 the new return value from choose_ready.
11771 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11772 (rest_of_handle_global_alloc): New global_alloc_at_func.
11774 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11776 PR tree-optimization/25737
11777 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11778 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11779 * tree-flow.h (struct fieldoff): Add new field alias_set.
11780 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11781 argument addressable_type. Set alias_set of fieldoff.
11782 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11783 (create_overlap_variables_for): Pass alias_set from fieldoff to
11785 * alias.c (get_alias_set): Use alias_set from SFT if set.
11787 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11789 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11790 of a variable as an unsigned HOST_WIDE_INT integer.
11792 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11794 PR rtl-optimization/32405
11795 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11797 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11799 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11801 PR middle-end/31959
11802 * builtins.c: Include diagnostic.h.
11803 (expand_builtin_expect): Make gcc_assert more permissive.
11804 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11806 PR inline-asm/32109
11807 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11810 PR middle-end/32285
11811 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11812 if ACCUMULATE_OUTGOING_ARGS.
11814 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11816 * config/m68hc11/m68hc11.c: Include dataflow header file.
11817 (m68hc11_reorg): Port to dataflow.
11819 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11821 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11822 (struct df_problem.free_blocks_on_set_blocks): New field.
11823 (struct dataflow.optional_p): New field.
11824 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11825 (df_live_set_all_dirty): New function.
11826 * df-scan.c (df_scan_alloc): Initialize optional_p.
11827 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11828 * df-core.c (df_set_blocks): Removed use of
11829 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11830 df_problem.free_blocks_on_set_blocks to determine which blocks are
11832 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11833 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11834 uses dataflow.optional_p to determine if problem should be
11836 (rest_of_handle_df_initialize): Only start live problem if
11838 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11839 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11840 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11841 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11842 problem_NOTE): Initialize free_blocks_on_set_blocks.
11843 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11845 (df_live_set_all_dirty, df_note_alloc): New function.
11846 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11848 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11849 * postreload.c (reload_combine): Ditto.
11850 * cse.c (cse_extended_basic_block): Ditto.
11851 * regmove.c (mark_flags_life_zones): Ditto.
11852 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11853 erase_matching_seqs): Ditto.
11854 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11855 * integrate (allocate_initial_values): Ditto.
11856 * combine.c (reg_dead_at_p): Ditto.
11857 * resource.c (mark_target_live_regs): Ditto.
11858 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11859 * config/sh/sh.c (find_r0_life_regions): Ditto.
11860 * global.c (rest_of_handle_global_alloc): Only add back df_live
11862 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11863 df_live for -O > 1.
11864 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11866 (if_convert): Make sure df_live is there at -O == 1.
11867 (pass_if_after_combine): Cleanup flags.
11868 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11869 is there at -O == 1.
11871 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11873 * config/arm/arm.c (arm_get_frame_offsets): Set
11874 offsets->locals_base to avoid negative stack size.
11875 (thumb1_expand_prologue): Assert on negative stack size.
11877 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11879 PR tree-optimization/32367
11880 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11881 of the chrec has no evolution in that loop.
11882 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11884 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11886 * config/xtensa/xtensa.c: Include "df.h".
11887 (xtensa_builtin_saveregs): Use adjust_address instead of
11889 (xtensa_va_start): Invoke make_tree with sizetype for
11890 expand_builtin_saveregs and then convert the result to a pointer.
11891 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11892 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11893 Subtract argument size from index value as integers and then use
11894 POINTER_PLUS_EXPR to add the result to the array address.
11896 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11899 * config/m32c/m32c.c: Include dataflow header file.
11900 (m32c_emit_prologue): Adjust for prologue insn change.
11901 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11902 once inside a PARALLEL. Assume frame size passed in operand 0
11903 includes space to save the fb register.
11904 (prologue_enter_24): Likewise.
11905 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11907 2007-06-19 David Daney <ddaney@avtrex.com
11910 * config/mips/mips.md (cprestore): Mark $gp as used.
11912 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11915 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11916 (frv_ifcvt_modify_insn): Likewise.
11918 2007-06-19 Richard Guenther <rguenther@suse.de>
11920 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11921 only handle positive offsets that fit in a HOST_WIDE_INT.
11923 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11925 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11926 result of rsqrt insn for zero input argument to avoid NaN.
11928 2007-06-19 Richard Guenther <rguenther@suse.de>
11930 PR middle-end/31950
11931 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11933 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11935 PR tree-optimization/32353
11936 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11938 2007-06-19 Nick Clifton <nickc@redhat.com>
11940 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11942 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11945 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11946 * config/i386/i386.c (assign_386_stack_local): Assert that
11947 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11948 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11949 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11950 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11952 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11954 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11956 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11958 PR rtl-optimization/32321
11959 * gcse.c (replace_store_insn): Update the note before
11960 calling emit_insn_after.
11962 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11964 PR middle-end/32355
11965 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11967 * df-problems.c (df_note_bb_compute): Fix dumping info.
11969 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11971 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11972 insn with emit_jump_insn.
11974 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11976 PR tree-optimization/32383
11977 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11978 * targhooks.h (default_builtin_reciprocal): Update prototype.
11979 * target.h (struct gcc_target): Update builtin_reciprocal.
11980 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11981 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11982 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11983 when fndecl is in BUILT_IN_MD class.
11984 (execute_convert_to_rsqrt): Ditto.
11986 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11987 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11988 Convert BUILT_IN_SQRTF code only when md_fn is false.
11990 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11992 * bt-load.c (move_btr_def): Fix the order of arguments
11993 to validate_replace_rtx.
11995 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11997 * config/m68k/m68k-devices.def: Add 54450..54455.
11999 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12001 PR rtl-optimization/32366
12002 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12003 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12006 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12008 PR middle-end/32349
12009 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12010 this is true, rescan insn being modified.
12011 (sms_schedule): Added rescan parameter.
12012 (rest_of_handle_sms): Moved freeing of dominance info to before
12013 getting out of cfg_layout.
12015 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12017 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12018 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12021 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12022 FL_CF_EMAC from the entry for isac.
12024 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12025 (const_sibcall_operand): New.
12026 (sibcall_operand): Use it.
12027 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12028 (m68k_isas): ISAC does not imply FPU or EMAC.
12029 (override_options): Add ISA_C logic for symbolic jump & call.
12031 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12033 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12034 return mode from the builtin itself.
12035 (sparc_fold_builtin): Fix cast of zero constant.
12037 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12039 * targhooks.c (default_builtin_reciprocal): New default target hook.
12040 * targhooks.h (default_builtin_reciprocal): Add prototype.
12041 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12042 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12043 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12044 default_builtin_reciprocal.
12046 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12048 PR middle-end/31723
12049 * hooks.c (hook_tree_tree_bool_null): New hook.
12050 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12051 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12052 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12053 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12054 and convert it to reciprocal a*rfunc(b).
12055 (execute_convert_to_rsqrt): New function.
12056 (gate_convert_to_rsqrt): New function.
12057 (pass_convert_to_rsqrt): New pass definition.
12058 * target.h (struct gcc_target): Add builtin_reciprocal.
12059 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12060 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12061 TARGET_BUILTIN_RECIPROCAL.
12062 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12064 * config/i386/i386.h (TARGET_RECIP): New define.
12065 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12066 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12067 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12068 and not optimizing for size.
12069 (*rcpsf2_sse): New insn pattern.
12070 (*rsqrtsf2_sse): Ditto.
12071 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12072 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12073 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12074 and not optimizing for size.
12075 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12076 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12077 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12078 and not optimizing for size.
12079 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12080 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12081 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12082 and not optimizing for size.
12083 (*sse_rsqrtv4sf2): Do not export.
12084 (sqrtv4sf2): Ditto.
12085 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12086 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12087 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12088 and not optimizing for size.
12089 (sqrtv4sf2): Ditto.
12090 * config/i386/i386.opt (mrecip): New option.
12091 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12092 (ix86_emit_swsqrtsf): Ditto.
12093 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12094 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12095 builtin definition.
12096 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12097 ix86_expand_unop1_builtin.
12098 (ix86_emit_swdivsf): New function.
12099 (ix86_emit_swsqrtsf): Ditto.
12100 (ix86_builtin_reciprocal): New function.
12101 (TARGET_BUILTIN_RECIPROCAL): Use it.
12102 (ix86_vectorize_builtin_conversion): Rename from
12103 ix86_builtin_conversion.
12104 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12105 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12106 "i386 and x86_64 Options" section.
12107 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12109 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12110 Zdenek Dvorak <dvorakz@suse.cz>
12111 Richard Guenther <rguenther@suse.de>
12112 Kaz Kojima <kkojima@gcc.gnu.org>
12114 * tree-vrp.c (compare_values_warnv): Convert val2 to
12116 (extract_range_from_assert): Create
12117 POINTER_PLUS_EXPR for pointer types.
12118 (extract_range_from_binary_expr): Handle
12119 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12121 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12122 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12123 POINTER_PLUS_EXPR as PLUS_EXPR.
12124 (number_of_iterations_lt_to_ne):
12125 For pointer types, use sizetype when
12126 creating MINUS_EXPR/PLUS_EXPRs.
12127 (assert_loop_rolls_lt): For pointer types, use sizetype when
12128 creating MINUS_EXPR/PLUS_EXPRs.
12129 (number_of_iterations_le): Likewise.
12130 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12131 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12132 like PLUS_EXPR and MINUS_EXPR.
12133 * tree-pretty-print.c (dump_generic_node): Handle
12135 (op_prio): Likewise.
12136 (op_symbol_1): Likewise.
12137 * optabs.c (optab_for_tree_code): Likewise.
12138 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12140 * tree-tailcall.c (process_assignment): Mention
12141 POINTER_PLUS_EXPR in a TODO comment.
12142 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12143 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12144 not used with a pointer and an integer type.
12145 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12146 increment using chrec_convert_rhs instead of chrec_convert.
12147 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12148 PLUS_EXPR except for the right hand side's type will be
12150 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12151 (fold_used_pointer_cast): Kill.
12152 (pointer_offset_p): Kill.
12153 (fold_used_pointer): Kill.
12154 (pointer_used_p): Kill.
12155 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12156 call fold_used_pointer.
12157 (instantiate_parameters_1): Convert the increment
12158 using chrec_convert_rhs instead of chrec_convert.
12159 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12160 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12161 instead of PLUS_EXPR.
12162 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12163 PLUS_EXPR for pointers.
12164 (std_gimplify_va_arg_expr): Likewise.
12165 (fold_builtin_memory_op): Likewise.
12166 (fold_builtin_strstr): Likewise.
12167 (fold_builtin_strchr): Likewise.
12168 (fold_builtin_strrchr): Likewise.
12169 (fold_builtin_strpbrk): Likewise.
12170 (expand_builtin_memory_chk): Likewise.
12171 (fold_builtin_memory_chk): Likewise.
12172 (std_expand_builtin_va_start): Use
12173 sizetype for the call to make_tree and then convert
12174 to the pointer type.
12175 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12176 instead of PLUS_EXPR for adding to a pointer.
12177 (std_gimplify_va_arg_expr): Use fold_build2 for
12178 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12179 the operands to sizetype first and then cast the BIT_AND_EXPR
12180 back to the pointer type.
12181 * fold-const.c (build_range_check): Handle pointer types
12183 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12184 of PLUS_EXPR's. Make sure the offset is converted to
12186 (try_move_mult_to_index): Strip the NOPs from the offset.
12187 Remove code argument and replace all uses with PLUS_EXPR.
12188 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12189 specially. Don't use a pointer type for MINUS_EXPR.
12190 (fold_unary): Handle for (T1)(X op Y),
12191 only p+ as that is the only as that can be handled for
12192 binary operators now.
12193 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12195 <case PLUS_EXPR>: Add folding of PTR+INT into
12197 Don't call try_move_mult_to_index.
12198 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12199 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12200 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12201 Don't call try_move_mult_to_index.
12202 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12203 (tree_expr_nonzero_p): Likewise.
12204 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12205 of PLUS_EXPR for the complex expression folding.
12206 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12207 first chrec is a pointer type, then the second should
12208 be sizetype and not the first's type.
12209 For POINTER_PLUS_EXPR, use a different right hand side type.
12210 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12211 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12212 different right hand side type.
12213 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12214 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12215 instead of PLUS_EXPR.
12216 When either operand is zero, convert the other operand.
12217 (chrec_apply): Use chrec_convert_rhs
12218 on the argument x instead of chrec_convert.
12219 (reset_evolution_in_loop): For pointer types, the new_evol
12220 should be sizetype.
12221 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12222 different right hand side type.
12223 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12224 (chrec_convert_rhs): New function.
12225 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12226 different right hand side type.
12227 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12228 * tree-chrec.h (chrec_convert_rhs): New prototype.
12229 (build_polynomial_chrec): For pointer types, the right hand
12230 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12231 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12232 Remove subtraction case as it is always addition now.
12233 Make sure the offset is converted to sizetype.
12234 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12235 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12236 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12237 PLUS_EXPR in pointer type.
12238 Handle POINTER_PLUS_EXPR.
12239 (tree_to_aff_combination): Likewise.
12240 (force_expr_to_var_cost): Likewise.
12241 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12242 instead of PLUS_EXPR for pointers.
12243 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12244 instead of PLUS_EXPR of pointer types.
12245 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12247 (check_va_list_escapes): Likewise.
12248 (check_all_va_list_escapes): Likewise.
12249 * dwarf2out.c (loc_descriptor_from_tree_1):
12250 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12251 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12252 (string_constant): Likewise.
12253 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12254 the offset to the base, use POINTER_PLUS_EXPR.
12255 (add_to_parts): Convert the index to sizetype.
12256 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12257 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12258 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12259 Offset only holds something for PLUS_EXPR.
12260 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12262 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12264 (analyze_accesses_for_modify_stmt): Likewise.
12265 Remove comment about the type being integral type as it is
12267 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12269 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12271 Correct the type which the artimentic is done in (is now
12274 * tree-data-ref.c (split_constant_offset): Handle
12276 * tree-affine.c (tree_to_aff_combination): Likewise.
12277 * c-typeck.c (build_unary_op): For pointers create the increment
12278 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12280 * gimplify.c (gimplify_self_mod_expr): Create a
12281 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12282 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12283 * tree.def (POINTER_PLUS_EXPR): New tree code.
12284 * tree-predcom.c (ref_at_iteration): If we have a pointer
12285 type do the multiplication in sizetype.
12286 * tree-mudflap.c (mf_xform_derefs_1): Create a
12287 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12288 * tree-ssa-forwprop.c
12289 (forward_propagate_addr_into_variable_array_index):
12290 Don't expect there to be a cast for the index as that
12291 does not exist anymore.
12292 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12293 instead of PLUS_EXPR.
12294 Don't check for the first operand of the POINTER_PLUS_EXPR
12295 was the index as it cannot be.
12296 Call forward_propagate_addr_into_variable_array_index with
12297 the SSA_NAME instead of the statement.
12298 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12299 (compare_constant): Likewise.
12300 (copy_constant): Likewise.
12301 (compute_reloc_for_constant): Likewise.
12302 (output_addressed_constants): Likewise.
12303 (initializer_constant_valid_p): Likewise.
12304 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12305 Convert the MIN/MAX of the inner type to the outer
12306 type before comparing them.
12307 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12308 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12309 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12310 of PLUS_EXPR for pointers.
12311 * tree-inline.c (estimate_num_insns_1): Handle
12313 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12314 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12315 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12316 instead of PLUS_EXPR for the pointer increment statement.
12317 (vect_update_ivs_after_vectorizer): For pointer types, create
12318 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12319 MULT_EXPR in sizetype.
12320 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12322 * tree-object-size.c (plus_expr_object_size): Handle
12323 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12324 code which is trying to figure out which side is a pointer and
12326 (check_for_plus_in_loops_1): Likewise.
12327 (check_for_plus_in_loops): Likewise.
12328 * c-common.c (pointer_int_sum): Create a
12329 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12330 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12331 only POINTER_PLUS_EXPR. Removing all the extra
12332 code which is trying to figure out which side is a pointer and
12334 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12335 PLUS_EXPR and MINUS_EXPR.
12336 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12338 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12339 with make_tree, instead of a pointer type.
12340 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12341 for pointers instead of PLUS_EXPR.
12342 (s390_gimplify_va_arg): Likewise.
12343 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12344 instead of PLUS_EXPR when doing addition on pointer
12345 types. Use sizetype for the second operand.
12346 (spu_gimplify_va_arg_expr): Likewise.
12347 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12348 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12349 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12350 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12351 for the pointer addition and also use size_int/sizetype
12353 (ix86_gimplify_va_arg): Likewise.
12354 Perform BIT_AND_EXPR on sizetype arguments.
12355 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12356 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12357 for the pointer additions and also use size_int for the offsets.
12358 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12359 additions and also use size_int for the offsets. Perform
12360 BIT_AND_EXPR on sizetype arguments.
12361 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12362 POINTER_PLUS_EXPR for pointers and create the
12363 BIT_AND_EXPR in sizetype.
12364 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12365 instead of PLUS_EXPR for pointer addition.
12366 (rs6000_va_start): Likewise.
12367 Also use sizetype for the offset.
12368 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12369 as PLUS_EXPR/MINUS_EXPR.
12370 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12371 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12372 Don't use BIT_AND_EXPR on a pointer type, convert the
12373 expression to sizetype first.
12374 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12376 (mips_gimplify_va_arg_expr): Likewise.
12377 Don't create BIT_AND_EXPR in a pointer type.
12379 2007-06-15 Eric Christopher <echristo@apple.com>
12381 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12382 (x86_64-*-darwin*): Ditto.
12383 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12386 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12388 * doc/extend.texi: Document behavior of __attribute__((aligned))
12391 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12393 * rtlanal.c (note_stores): Improve documentation.
12395 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12397 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12398 LOCAL_LABEL_PREFIX): Delete.
12399 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12400 (bfin_internal_label): Delete.
12402 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12404 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12405 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12406 otherwise define to LIBGCC2_TF_CEXT.
12407 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12408 (LIBGCC_TF_CEXT): Ditto.
12411 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12413 PR rtl-optimization/32339
12414 * df-scan.c (df_uses_record): Don't modify flags but just add to
12415 it for df_ref_record.
12417 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12419 * tree-mudflap.c: Fix whitespace issues.
12421 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12423 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12425 2007-06-14 Eric Christopher <echristo@apple.com>
12427 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12428 (movv4sf): Use gcc_unreachable instead of abort.
12430 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12433 * config/i386/sfp-machine.h (CMPtype): New define.
12434 (mach stubs): Use CMPtype instead of int as a return type.
12436 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12438 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12439 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12440 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12441 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12442 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12443 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12444 config/soft-fp/soft-fp.h: Update from glibc CVS.
12446 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12448 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12450 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12453 * config/v850/v850.c: Include dataflow header file.
12454 (substitute_ep_register): Fix typo.
12456 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12458 * configure.ac: Fix earlier checkin.
12459 * configure: Regenerated.
12461 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12463 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12464 * aclocal.m4: Regenerate.
12465 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12466 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12467 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12468 * configure: Regenerate.
12469 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12471 * Makefile.in (quickstrap): Build libgcc too.
12473 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12475 * configure.ac: Add --enable-checking=df. Explicitly mention that
12476 the variables are initialized as for "release".
12477 * df-core.c: Use it.
12478 * configure: Regenerate.
12479 * config.in: Regenerate.
12481 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12483 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12484 validate_replace_rtx instead of replace_rtx.
12485 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12487 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12489 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12490 (DWARF2_UNWIND_INFO): Override default if configured with
12492 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12493 (ENDFILE_SPEC): Add crtend.o.
12494 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12495 (ENDFILE_SPEC): Add crtend.o.
12496 (TARGET_USE_JCR_SECTION): Define.
12497 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12499 * config/i386/cygming-crtbegin.c: New file.
12500 * config/i386/cygming-crtend.c: New file.
12502 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12504 * config/i386/w32-unwind.h: New file.
12506 2007-06-13 Eric Christopher <echristo@apple.com>
12508 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12509 the user set a value below STACK_BOUNDARY.
12511 2007-06-13 Thiemo Seufer <ths@networkno.de>
12513 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12514 imply -lpthread for -pthread.
12516 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12518 * basic-block.h: Remove the prototype for
12519 free_basic_block_vars.
12520 * cfglayout.h: Remove the prototype for
12521 insn_locators_initialize.
12522 * tree.h: Remove the prototype for emit_line_note.
12524 * tree-ssa-pre.c (mergephitemp): Remove.
12525 (init_pre): Don't use mergephitemp.
12527 2007-06-13 Eric Christopher <echristo@apple.com>
12529 * config/i386/i386.c (override_options): If we've specified
12530 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12532 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12534 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12537 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12539 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12540 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12541 (eh_store_handler): New pattern.
12542 (eh_return): Emit it instead of a plain move.
12544 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12546 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12547 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12548 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12551 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12553 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12554 (find_next_insn_start, find_load): New functions.
12555 (bfin_reorg): Use them to deal with the fact that parallel insns are
12556 no longer represented as a SEQUENCE.
12558 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12560 * config/sparc/sparc.c (sparc_override_options): Initialize
12561 fpu mask correctly.
12563 2007-06-13 Dave Korn <dave.korn@artimi.com>
12565 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12568 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12570 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12571 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12572 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12573 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12574 tree-vect-transform.c: Fix comment typos. Follow spelling
12577 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12579 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12580 to the exit block use set.
12581 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12582 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12583 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12585 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12587 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12588 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12589 to indicate an error.
12590 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12592 (dbg_cnt_process_opt): Print an error on a bad argument.
12593 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12594 * common.opt (-fdbg-cnt-list): New.
12595 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12597 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12599 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12600 flag on ref-all pointers.
12602 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12604 PR middle-end/31579
12605 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12606 for the offset with the modifier as EXPAND_INITIALIZER
12607 if the modifier is EXPAND_INITIALIZER.
12608 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12609 a register if we had an overflow.
12611 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12613 * real.c (real_isfinite): New.
12614 (real_sqrt): Use it.
12615 * real.h (real_isfinite): New.
12616 * builtins.c: Use it.
12618 2007-06-12 Ian Lance Taylor <iant@google.com>
12619 Daniel Berlin <dberlin@dberlin.org>
12622 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12623 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12624 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12625 (DECL_NO_TBAA_P): Define.
12626 (struct tree_decl_common): Add no_tbaa_flag field.
12627 * tree-ssa-structalias.c (struct variable_info): Add
12628 no_tbaa_pruning field.
12629 (new_var_info): Initialize no_tbaa_pruning field.
12630 (unify_nodes): Copy no_tbaa_pruning field.
12631 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12632 (dump_solution_for_var): Print no_tbaa_pruning flag.
12633 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12635 (compute_tbaa_pruning): New static function.
12636 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12637 Call compute_tbaa_pruning.
12638 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12639 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12640 * gimple-low.c (lower_stmt): Likewise.
12641 * tree-gimple.c (is_gimple_stmt): Likewise.
12642 * tree-ssa-operands.c (get_expr_operands): Likewise.
12643 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12644 * tree-inline.c (estimate_num_insns_1): Likewise.
12645 (copy_result_decl_to_var): Likewise.
12646 * expr.c (expand_expr_real_1): Likewise.
12647 * tree-pretty-print.c (dump_generic_node): Likewise.
12648 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12649 * omp-low.c (omp_copy_decl_2): Likewise.
12650 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12651 * doc/c-tree.texi (Expression trees): Document
12652 CHANGE_DYNAMIC_TYPE_EXPR.
12654 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12656 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12657 with !HONOR_NANS and !HONOR_INFINITIES.
12658 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12660 2007-06-12 Tristan Gingold <gingold@adacore.com>
12662 * gcov.c: Comments updated.
12663 (source_info): Add file_time field.
12664 (source_index): New variable.
12665 (mutiple_files): New variable.
12666 (generate_results): New function extracted from process_file.
12667 (process_file): Save and restore chain of functions, generate
12668 results and free structures only if not merging results.
12669 (release_structures): File names are now freed in create_file_names
12670 (create_file_names): Free previous file names.
12671 (find_source): File date is now read here and modifications in
12672 source files is checked here.
12673 (read_graph_file): Only reverse order of functions for the current
12675 (make_gcov_file_name): Do not generate long names if input_name is
12677 (output_lines): If merging results do not display graph, data and
12679 Checking source file modification is done in find_source.
12681 * doc/gcov.texi: Append an s to sourcefile.
12683 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12685 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12686 (forced_nop): New pattern.
12687 * config/bfin/bfin.c: Include "df.h".
12688 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12689 (bfin_discover_loop): Use df_get_live_in instead of
12690 global_live_at_start.
12691 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12692 df_analyze when done.
12693 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12694 the insns. Use QImode for the final insn in a bundle. Call
12695 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12697 (reorder_var_tracking_notes): New function.
12698 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12699 update_life_info. Call df_analyze after scheduling and bundle
12700 generation. Call reorder_var_tracking_notes if generating these
12701 notes. Call df_finish_pass at the end.
12703 2007-06-12 Dirk Mueller <dmueller@suse.de>
12705 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12706 a comparison, not an assignment.
12708 2007-06-12 Olivier Hainque <hainque@adacore.com>
12710 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12711 Request walking the subtrees only, leaving the current is_lhs/val_only
12713 (convert_non_local_reference): Likewise.
12715 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12717 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12719 2007-06-12 Richard Guenther <rguenther@suse.de>
12721 PR tree-optimization/15353
12722 PR tree-optimization/31657
12723 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12724 * timevar.def: Add TV_TREE_IFCOMBINE.
12725 * tree-pass.h (pass_tree_ifcombine): Declare.
12726 * tree-ssa-ifcombine.c: New file.
12727 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12728 * tree-flow.h (blocks_in_phiopt_order): Declare.
12729 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12730 (tree-ssa-ifcombine.o): New dependencies.
12732 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12734 PR rtl-optimization/32293
12735 * combine.c (simplify_if_then_else): Truncate return from
12736 nonzero_bits() to correct mode.
12738 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12740 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12741 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12743 2007-06-11 Diego Novillo <dnovillo@google.com>
12745 * Makefile.in (reload1.o-warn): Remove.
12747 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12749 * combine.c (subst): Use reg_overlap_mentioned_p
12750 instead of comparing register numbers directly.
12752 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12754 * reload1.c (mark_home_live_1): Use the mode parameter.
12756 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12758 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12759 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12761 * df-core.c: Ditto.
12763 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12765 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12767 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12769 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12770 from integer registers.
12771 (FP mode splitters): Handle TFmode.
12773 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12775 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12776 for ref-all pointers that point-to anything.
12778 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12780 * config/arm/arm.c (arm_output_dwarf_dtprel,
12781 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12783 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12785 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12786 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12789 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12791 * tree.c (signed_or_unsigned_type_for): New.
12792 (unsigned_type_for): Use signed_or_unsigned_type_for.
12793 (signed_type_for): Use signed_or_unsigned_type_for.
12794 * tree.h (signed_or_unsigned_type_for): New.
12795 (get_signed_or_unsigned_type): Remove.
12796 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12797 lang_hooks.types.signed_type
12798 (size_diffop): Likewise.
12799 (all_ones_mask_p): Likewise.
12800 (build_range_check): Likewise.
12801 (fold_cond_expr_with_comparison): Likewise.
12802 (fold_cond_expr_with_comparison): Likewise.
12803 (unextend): Likewise.
12804 (extract_muldiv_1): Likewise.
12805 (fold_single_bit_test_into_sign_test): Likewise.
12806 (fold_binary): Likewise.
12807 (fold_ternary): Likewise.
12808 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12809 instead of get_signed_or_unsigned_type.
12810 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12811 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12812 * expr.c (signed_or_unsigned_type_for): Use
12813 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12814 * langhooks.c (get_signed_or_unsigned_type): Remove.
12815 (lhd_signed_or_unsigned_type): Remove.
12816 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12817 signed_or_unsigned_type.
12818 (lhd_signed_or_unsigned_type): Remove.
12819 * expmed.c (make_tree): Use signed_type_for instead of
12820 lang_hooks.types.signed_type.
12821 * c-common.c (same_scalar_type_ignoring_signedness): Use
12822 c_common_signed_type instead of lang_hooks.types.signed_type.
12823 (c_common_unsigned_type): New.
12824 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12825 (shorten_compare): Use c_common_unsigned_type instead of
12826 c_common_signed_or_unsigned_type.
12827 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12829 * convert.c (convert_to_integer): Use signed_type_for instead of
12830 lang_hooks.types.signed_type.
12831 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12832 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12833 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12834 * c-format.c (check_format_types): Use c_common_unsigned_type
12835 instead of unsigned_type_for.
12836 * c-decl.c (groakdeclarator): Likewise.
12837 * c-typeck.c (convert_for_assignment): Likewise.
12838 * c-common.h (c_common_unsigned_type): New.
12840 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12843 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12844 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12846 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12848 PR middle-end/32279
12849 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12850 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12852 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12853 Sebastian Pop <sebpop@gmail.com>
12855 * lambda-code.c (remove_iv): New.
12856 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12858 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12860 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12861 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12862 * tree-ssa-loop-prefetch.c: Include optabs.h.
12863 (FENCE_FOLLOWING_MOVNT): New macro.
12864 (struct mem_ref): Add independent_p and storent_p fields.
12865 (record_ref): Initalize the new fields.
12866 (gather_memory_references_ref): Return true if the reference
12868 (gather_memory_references): Check whether all memory accesses
12869 in loop were recorded.
12870 (should_issue_prefetch_p): Return false for nontemporal stores.
12871 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12872 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12873 (determine_loop_nest_reuse): Detect independent memory references.
12874 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12875 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12876 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12877 * config/i386/i386.h (x86_mfence): Declare.
12878 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12879 * config/i386/i386.c (x86_mfence): New variable.
12880 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12882 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12883 * optabs.c (init_optabs): Initialize storent_optab.
12884 * optabs.h (enum optab_index): Add OTI_storent.
12885 (storent_optab): Declare.
12886 * genopinit.c (optabs): Add initialization for storent_optab.
12887 * tree.h (MOVE_NONTEMPORAL): New macro.
12888 * expr.c (expand_assignment, store_expr, store_constructor_field,
12889 store_constructor, store_field, expand_expr_real_1): Propagate
12890 nontemporality of the expanded store.
12891 (emit_storent_insn): New function.
12892 * expr.h (expand_assignment, store_expr): Declaration changed.
12893 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12894 to expand_assignment.
12895 * stmt.c (expand_asm_expr): Ditto.
12896 * calls.c (initialize_argument_information): Pass false as
12897 nontemporality to store_expr.
12898 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12901 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12903 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12905 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12907 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12909 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12910 and allow DECL_P here.
12912 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12914 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12915 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12916 track of the size of the expression.
12917 * cfghooks.c (merge_blocks): Remove block from loops structure only
12918 after call of the merge_blocks hook.
12920 2007-06-09 Tom Tromey <tromey@redhat.com>
12922 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12923 (deprecated_state): Removed.
12924 (start_decl): Update.
12925 (enum deprecated_states): Moved earlier.
12926 (groktypename): Update.
12927 (push_parm_decl): Likewise.
12928 (grokfield): Likewise.
12929 (start_function): Likewise.
12931 2007-06-09 Ian Lance Taylor <iant@google.com>
12933 PR tree-optimization/32169
12934 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12935 CONVERT_EXPR, check whether min and max both converted to an
12936 overflow infinity representation.
12938 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12940 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12941 not inserted on the edge.
12943 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12945 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12946 instructions if they are supported.
12947 (__divsi3, __umodsi3, __modsi3): Likewise.
12948 (__ashldi3, __ashrdi3, __lshrdi3): New.
12949 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12951 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12952 Tony Linthicum <tony.linthicum@amd.com>
12954 * doc/invoke.texi: Add fvect-cost-model flag.
12955 * common.opt (fvect-cost-model): New flag.
12956 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12957 cost fields in stmt_vec_info struct for STMT.
12958 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12959 fields in stmt_vec_info struct and access functions for the same.
12960 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12961 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12962 load, store and vector to scalar operation.
12963 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12964 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12965 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12966 (TARG_VEC_STORE_COST): Define cost of vector store.
12967 (vect_estimate_min_profitable_iters): Define new function.
12968 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12969 check to evaluate if loop iterations are less than minimum profitable
12970 iterations determined by cost model or minimum vect loop bound defined
12971 by user, whichever is more conservative.
12972 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12973 run-time check to evaluate if loop iterations are less than minimum
12974 profitable iterations determined by cost model or minimum vect loop
12975 bound defined by user, whichever is more conservative.
12976 (vect_estimate_min_profitable_iterations): New function to estimate
12977 mimimimum iterartions required for vector version of loop to be
12978 profitable over scalar version.
12979 (vect_model_reduction_cost): New function.
12980 (vect_model_induction_cost): New function.
12981 (vect_model_simple_cost): New function.
12982 (vect_cost_strided_group_size): New function.
12983 (vect_model_store_cost): New function.
12984 (vect_model_load_cost): New function.
12985 (vectorizable_reduction): Call vect_model_reduction_cost during
12987 (vectorizable_induction): Call vect_model_induction_cost during
12989 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12990 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12991 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12992 vectorizable_promotion, vectorizable_demotion): Call
12993 vect_model_simple_cost during analysis phase.
12995 2007-06-08 Simon Baldwin <simonb@google.com>
12997 * reg-stack.c (get_true_reg): Readability change. Moved default case
12998 label into direct switch statement scope.
13000 2007-06-08 Simon Baldwin <simonb@google.com>
13002 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13003 in gcc_assert() with '==' comparison.
13005 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13007 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13008 TARGET_ABM handling of x86_popcnt variable.
13010 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13012 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13013 __builtin_copysignq and __builtin_infq built-in functions.
13015 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13017 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13018 SSE4.2 section. Correct built-in function names in SSE4A section.
13020 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13022 PR tree-optimization/32243
13023 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13024 for ncopies after ratio check between nunits_out and nunits_in.
13025 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13027 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13029 PR tree-optimization/32224
13030 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13031 vectorization upon a non GIMPLE_MODIFY_STMT.
13033 2007-06-08 Christian Bruel <christian.bruel@st.com>
13036 * config/sh/sh.md (doloop_end): New pattern and splitter.
13037 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13039 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13041 PR middle-end/32209
13042 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13044 (verify_dominators): Do not change dominance tree.
13046 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13048 * config/sh/constraints.md: New file.
13049 * config/sh/sh.c: Include tm-constrs.h.
13050 (reg_class_from_letter): Remove.
13051 (prepare_cbranch_operands): Use satisfies_constraint_*
13052 function instead of macro.
13053 (andcosts, broken_move, sh_secondary_reload): Likewise.
13054 * config/sh/predicates.md (trapping_target_operand): Likewise.
13055 (and_operand, arith_operand, arith_reg_or_0_operand,
13056 cmp_operand, logical_operand, target_operand,
13057 ua_address_operand, ua_offset, xor_operand): Likewise.
13058 * config/sh/sh.md: Include constraints.md.
13059 (*movsicc_t_false): Use satisfies_constraint_* function
13061 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13062 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13063 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13064 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13065 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13066 (REG_CLASS_FROM_CONSTRAINT): Remove.
13067 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13068 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13069 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13070 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13071 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13072 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13073 function instead of macro.
13074 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13075 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13076 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13077 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13078 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13079 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13080 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13081 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13082 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13083 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13084 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13085 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13086 EXTRA_CONSTRAINT_STR): Likewise.
13087 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13089 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13091 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13093 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13096 * c-common.h (flag_cpp0x): Replaced by...
13097 (cxx_dialect): ... this new variable specifying the C++ dialect that
13099 * c-common.c (flag_cpp0x): Removed.
13100 (cxx_dialect): Defined.
13101 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13103 * c-opts.c (c_common_post_options): Likewise.
13104 (set_std_cxx98): Set cxx_dialect to cxx98.
13105 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13107 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13108 Hui-May Chang <hm.chang@apple.com>
13110 * doc/invoke.texi (Darwin Options): Update documentation for
13111 -mmacosx-version-min.
13112 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13113 * config/darwin-driver.c: New file.
13114 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13115 * config/t-darwin (darwin-driver.o): New rule.
13117 * config/darwin-c.c (version_as_macro): Ignore low digit.
13119 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13121 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13122 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13123 (CSGNMODE): New mode macro.
13124 (CSGNVMODE): New mode attribute.
13125 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13126 expander using CSGNMODE mode macro. Handle TFmode.
13127 (copysign<mode>3_const): Rename from copysignsf3_const and
13128 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13130 (copysign<mode>3_var): Rename from copysignsf3_var and
13131 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13133 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13134 mode macro. Handle TFmode.
13135 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13136 (iortf3, *iortf3): Ditto.
13137 (xortf3, *xortf3): Ditto.
13138 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13139 TFmode and TImode masks.
13140 (ix86_expand_copysign): Expand TFmode copysign insn.
13141 (IX86_BUILTIN_INFQ): New.
13142 (IX86_BUILTIN_FABSQ): Ditto.
13143 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13144 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13145 [__builtin_fabsq]: Ditto.
13146 [__builtin_copysignq]: Ditto.
13147 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13148 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13149 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13150 ix86_expand_binop_builtin().
13152 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13154 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13156 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13159 * rtl.h (push_to_sequence2): New.
13160 * emit-rtl.c (push_to_sequence2): New.
13161 * function.c (assign_parm_data_all): Add new fields.
13162 (assign_parm_setup_block): Call push_to_sequence2 instead of
13164 (assign_parm_setup_reg): Ditto.
13165 (assign_parm_setup_stack): Ditto.
13166 (assign_parms_unsplit_complex): Ditto.
13167 (assign_parms): Change field name.
13169 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13171 PR tree-optimization/32220
13172 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13173 phi node is reached before defining statement.
13175 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13178 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13179 after changing the right hand side of the assignment.
13181 2007-06-06 Eric Christopher <echristo@apple.com>
13183 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13184 (x86_64-*-darwin*): Ditto.
13185 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13186 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13188 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13190 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13191 coding conventions.
13192 (add_key): Likewise.
13193 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13194 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13196 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13198 (add_cost_one_coalesce): Likewise.
13199 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13200 variable names. Rename orig to orig_name for consistency.
13201 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13202 coding conventions.
13203 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13205 (record_equivalences_from_stmt): Likewise.
13206 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13207 the coding conventions.
13208 (memory_ssa_name_same): Likewise.
13209 (dse_optimize_stmt): Likewise.
13210 (dse_record_phis): Likewise.
13211 (dse_finalize_block): Likewise.
13212 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13213 keywords as variable names.
13214 (may_move_till): Cast according to the coding conventions.
13215 (force_move_till_expr): Avoid using C++ keywords as variable names.
13216 (force_move_till): Cast according to the coding conventions.
13217 (memref_hash): Likewise.
13218 (memref_eq): Likewise.
13219 (gather_mem_refs_stmt): Likewise.
13220 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13221 using C++ keywords as variable names.
13222 (idx_find_step): Cast according to the coding conventions.
13223 (idx_record_use): Likewise.
13224 (find_depends): Likewise.
13225 (prepare_decl_rtl): Likewise.
13226 (mbc_entry_hash): Likewise.
13227 (mbc_entry_eq): Likewise.
13228 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13229 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13230 (idx_infer_loop_bounds): Cast according to the coding conventions.
13231 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13232 * tree-ssa-math-opts.c (occ_new ): Likwise.
13233 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13235 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13237 (add_use_op): Likewise.
13238 (add_vop): Likewise.
13239 (add_vuse_op): Likewise.
13240 (add_vdef_op): Likewise.
13241 (get_expr_operands): Likewise.
13242 (push_stmt_changes): Use type safe memory macros.
13243 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13244 keywords as variable names.
13245 (conditional_replacement): Likewise.
13246 (minmax_replacement): Likewise.
13247 (abs_replacement): Likewise.
13248 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13249 coding conventions.
13250 (insert_fake_stores): Avoid using C++ keywords as variable names.
13251 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13253 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13254 (heapvar_insert): Use type safe memory macros.
13255 (new_var_info): Cast according to the coding conventions.
13256 (new_constraint): Likewise.
13257 (remove_preds_and_fake_succs): Use type safe memory macros.
13258 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13260 (thread_single_edge): Likewise.
13261 (thread_through_loop_header): Likewise.
13263 2007-06-06 Eric Christopher <echristo@apple.com>
13265 * config/i386/i386.c (override_options): Move handling
13266 of TARGET_SUBTARGET* earlier.
13268 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13270 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13273 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13275 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13276 emited outside of basic block.
13277 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13278 the created blocks.
13279 * rtl.h (delete_insn_chain): Declaration changed.
13280 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13282 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13283 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13284 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13285 to delete_insn_chain.
13286 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13287 do not have bb field set.
13288 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13290 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13291 * cfgcleanup.c (try_optimize_cfg): Ditto.
13293 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13295 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13296 (lambda_body_vector_new): Use type safe memory macros.
13297 (lambda_linear_expression_new): Likewise.
13298 (lambda_loopnest_new): Likewise.
13299 (lambda_lattice_new): Likewise.
13300 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13301 conventions. Use type safe memory macros.
13302 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13303 (lambda_body_vector_s): Likewise.
13304 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13305 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13307 2007-06-06 Richard Guenther <rguenther@suse.de>
13309 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13310 if we need to schedule cfg_cleanup.
13311 (tree_ssa_forward_propagate_single_use_vars): Do so.
13313 2007-06-06 Ian Lance Taylor <iant@google.com>
13315 * fold-const.c (merge_ranges): If range_successor or
13316 range_predecessor fail, just return 0.
13318 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13320 PR tree-optimization/32216
13321 * tree-vectorizer.c (supportable_widening_operation): Determine
13322 signedness of FIX_TRUNC_EXPR from output operand.
13323 (supportable_narrowing_operation): Ditto.
13324 * tree-vect-generic.c (expand_vector_operations_1): Determine
13325 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13326 from input operand.
13328 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13330 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13331 (struct pta): ...from here. Change flags to unsigned to avoid
13332 excessive casting (as it is used as a bit mask).
13333 (override_options): Add casts according to the coding convenventions.
13334 (x86_64_elf_unique_section): Likewise.
13335 (examine_argument): Avoid using C++ keywords as variable names.
13336 (construct_container): Likewise.
13337 (legitimize_pic_address): Likewise.
13338 (get_dllimport_decl): Cast according to the coding conventions. Use
13339 type safe memory macros.
13340 (legitimize_address): Cast according to the coding conventions.
13341 (emit_i387_cw_initialization): Corrected the type of slot to enum
13343 (ix86_init_machine_status): Use type safe memory macros.
13344 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13345 (bdesc_pcmpistr): Likewise.
13346 (bdesc_crc32): Likewise.
13347 (bdesc_sse_3arg): Likewise.
13348 (bdesc_2arg): Likewise.
13349 (bdesc_1arg): Likewise.
13350 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13351 (ix86_expand_sse_pcmpistr): Likewise.
13352 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13353 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13354 int to match the langhook definition.
13355 (ix86_builtin_conversion): Change the type of code to unsigned init to
13356 match the langhook definition.
13357 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13359 (ix86_preferred_output_reload_class): Likewise.
13360 (ix86_cannot_change_mode_class): Likewise.
13361 (ix86_memory_move_cost): Likewise.
13362 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13363 avoid excessive casting later on.
13364 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13366 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13368 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13369 as flags setting insn.
13370 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13372 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13375 (UNSPEC_ROUND): New.
13376 ("sse4_1_round<mode>2"): New insn pattern.
13377 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13379 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13380 expander using SSEMODEF mode macro. Expand using
13381 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13382 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13383 expander using SSEMODEF mode macro. Expand using
13384 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13385 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13386 expander using SSEMODEF mode macro. Expand using
13387 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13388 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13389 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13390 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13393 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13394 Sebastian Pop <sebpop@gmail.com>
13396 * lambda.h (build_linear_expr): New.
13397 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13398 Use build_linear_expr, call fold and force_gimple_operand.
13399 (lambda_loopnest_to_gcc_loopnest): Check that there is
13400 something to insert.
13401 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13403 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13405 PR preprocessor/23479
13406 * doc/extend.texi: Document the 0b-prefixed binary integer
13407 constant extension.
13409 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13411 PR tree-optimization/32215
13412 * tree-vectorizer.c (supportable_widening_operation): Return false
13413 for unsupported FIX_TRUNC_EXPR tree code.
13414 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13416 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13418 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13419 register on SPE targets. Change documentation to reflect
13421 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13422 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13423 out of the register allocation pool.
13424 (rs6000_reg_live_or_pic_offset_p): New function.
13425 (rs6000_emit_prologue): Move the actual saving of LR up to free
13426 r0 for holding r11. Split saving of SPE 64-bit registers into
13427 its own case. Ensure that offsets will always be in-range for
13428 'evstdd' by using r11 as a scratch register to point at the start
13429 of the SPE save area. Save r11 if necessary, as it is the static
13431 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13432 into its own case. Ensure that offsets will always be in-range
13433 for 'evldd' by using r11 as a scratch register to point at the
13434 start of the SPE save area. Also adjust r11 when restoring
13435 the stack pointer to compensate for pre-loading r11.
13437 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13439 * cfg.c (init_flow): Use type safe memory macros.
13440 (alloc_block): Likewise.
13441 (unchecked_make_edge): Likewise.
13442 (dump_flow_info): Avoid using C++ keywords as variable names.
13443 (copy_original_table_clear): Cast according to the coding conventions.
13444 (copy_original_table_set): Likewise.
13445 * cfgexpand (label_rtx_for_bb): Likewise.
13446 (expand_gimple_basic_block): Likewise.
13447 * cfghooks.c (dump_bb): Likewise.
13448 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13450 (lv_add_condition_to_bb): Likewise.
13451 * cfglayout (relink_block_chain): Cast according to the coding
13453 (fixup_reorder_chain): Likewise.
13454 (fixup_fallthru_exit_predecessor): Likewise.
13455 * cfgloop.c (glb_enum_p): Likewise.
13456 (get_exit_description): Likewise.
13457 (dump_recorded_exit): Likewise.
13458 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13459 (struct loop): ... from here.
13460 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13462 * cfgrtl.c (rtl_create_basic_block): Likewise.
13463 (rtl_split_block): Likewise.
13464 (rtl_dump_bb): Likewise.
13465 (cfg_layout_split_block): Likewise.
13466 (init_rtl_bb_info): Use typesafe memory macros.
13468 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13469 * graphds.h: Updated all usages of edge to graph_edge.
13470 * graphds.c: Likewise.
13471 * cfgloopanal.c: Likewise.
13473 2007-06-05 Ian Lance Taylor <iant@google.com>
13475 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13476 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13477 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13479 (test_for_singularity): Likewise.
13481 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13483 * config/i386/constraints.md ("Y2"): Replaced by ...
13485 * config/i386/i386.md: Likewise.
13486 * config/i386/mmx.md: Likewise.
13487 * config/i386/sse.md: Likewise.
13489 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13491 * config/i386/constraints.md ("z"): Replaced by ...
13493 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13494 (sse4_1_blendvps): Likewise.
13495 (sse4_1_pblendvb): Likewise.
13496 (sse4_2_pcmpestr): Likewise.
13497 (sse4_2_pcmpestrm): Likewise.
13498 (sse4_2_pcmpestr_cconly): Likewise.
13499 (sse4_2_pcmpistr): Likewise.
13500 (sse4_2_pcmpistrm): Likewise.
13501 (sse4_2_pcmpistr_cconly): Likewise.
13503 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13505 * matrix-reorg.c (transform_access_sites): Fix computation.
13506 (transform_allocation_sites): Same.
13508 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13510 * config/i386/i386.c (override_options): Use
13511 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13513 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13515 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13516 (nonimm_not_xmm0_operand): Ditto.
13517 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13518 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13519 as operand[2] predicate. Require "z" class XMM register for
13520 operand[3]. Adjust asm template.
13521 ("sse4_1_blendvpd"): Ditto.
13522 ("sse4_1_pblendvb"): Ditto.
13523 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13524 force op2 into xmm0 register for variable blend instructions.
13526 2007-06-04 Tom Tromey <tromey@redhat.com>
13528 * c-tree.h (start_enum): Update.
13529 (build_enumerator): Likewise.
13530 * c-decl.c (enum_next_value): Removed.
13531 (enum_overflow): Likewise.
13532 (start_enum): Add c_enum_contents argument. Don't use globals.
13533 (build_enumerator): Likewise.
13534 * c-tree.h (struct c_enum_contents): New struct.
13536 2007-06-04 Tom Tromey <tromey@redhat.com>
13538 * c-common.c (c_common_get_alias_set): Fix indentation.
13540 2007-06-04 Ian Lance Taylor <iant@google.com>
13542 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13543 to overflow, reduce overflow infinity to regular infinity.
13544 (vrp_var_may_overflow): New static function.
13545 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13547 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13549 * stor-layout.c (layout_type): Remove duplicate code.
13551 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13554 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13555 before build_common_builtin_nodes ().
13557 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13560 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13562 2007-06-04 Jan Hubicka <jh@suse.cz>
13564 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13565 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13566 instead of _stat version.
13568 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13570 PR tree-optimization/32194
13571 * tree-predcom.c (determine_offset): Check that both references have
13574 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13576 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13577 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13578 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13579 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13580 Add argument to iterate_fix_dominators call.
13581 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13582 * gcse.c (hoist_code): Change domby to vector.
13583 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13584 Add argument to iterate_fix_dominators call.
13585 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13586 recompute_dominator.
13587 * lambda-code.c (perfect_nestify): Ditto.
13588 * cfgloopanal.c: Include graphds.h.
13589 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13590 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13591 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13593 * graphds.c: New file.
13594 * graphds.h: New file.
13595 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13596 (get_dominated_by, get_dominated_by_region): Change return type to
13598 (verify_dominators): Recompute all dominators and compare the results.
13599 (recount_dominator): Renamed to ...
13600 (recompute_dominator): ... this. Do not check that the block is
13601 dominated by entry.
13602 (iterate_fix_dominators): Reimplemented.
13603 (prune_bbs_to_update_dominators, root_of_dom_tree,
13604 determine_dominators_for_sons): New functions.
13605 * et-forest.c (et_root): New function.
13606 * et-forest.h (et_root): Declare.
13607 * Makefile.in (graphds.o): Add.
13608 (cfgloopanal.o): Add graphds.h dependency.
13609 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13610 * basic-block.h (get_dominated_by, get_dominated_by_region,
13611 iterate_fix_dominators): Declaration changed.
13612 (recount_dominator): Renamed to ...
13613 (recompute_dominator): ... this.
13614 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13615 (thread_through_all_blocks): Do not free dominance info.
13617 2007-06-03 Andreas Schwab <schwab@suse.de>
13619 * config/m68k/m68k.c (override_options): Don't override
13621 * config/m68k/m68k-modes.def (SF, DF): Define to use
13622 motorola_single_format and motorola_double_format, resp.
13623 * real.c (motorola_single_format): Renamed from
13624 coldfire_single_format.
13625 (motorola_double_format): Renamed from coldfire_double_format.
13626 (encode_ieee_extended): Generate a proper canonical NaN image
13627 respecting canonical_nan_lsbs_set.
13628 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13630 * real.h: Adjust declarations.
13632 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13635 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13636 the symbol is generated with the stack protector.
13638 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13640 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13641 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13643 * doc/extend.texi (interrupt): Mention m68k.
13645 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13647 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13648 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13649 (ix86_expand_sse_pcmpestr): Do not check operands for
13650 "register_operand", when insn operand predicate is "register_operand".
13651 (ix86_expand_sse_pcmpistr): Ditto.
13653 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13654 Uros Bizjak <ubizjak@gmail.com>
13656 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13657 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13658 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13659 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13660 * config/i386/constraints.md ("z"): New register constraint
13661 for members of SSE_FIRST_REG class.
13662 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13663 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13664 SSE_FIRST_REG class.
13665 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13666 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13667 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13668 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13669 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13670 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13671 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13672 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13673 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13674 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13675 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13676 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13677 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13678 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13679 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13680 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13681 (struct builtin_description): Change "flag" field to unsigned.
13682 (bdesc_pcmpestr): New builtin description table.
13683 (bdesc_pcmpistr): Likewise.
13684 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13685 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13686 Initialize pcmp[ei]str[im] insns for SSE4.2.
13687 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13688 (ix86_expand_sse_pcmpistr): Likewise.
13689 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13690 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13691 (UNSPEC_PCMPISTR): Likewise.
13692 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13693 (sse4_2_pcmpestri):New isns pattern.
13694 (sse4_2_pcmpestrm): Likewise.
13695 (sse4_2_pcmpestr_cconly): Likewise.
13696 (sse4_2_pcmpistr): New insn patern and splitter.
13697 (sse4_2_pcmpistri):New isns pattern.
13698 (sse4_2_pcmpistrm): Likewise.
13699 (sse4_2_pcmpistr_cconly): Likewise.
13700 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13703 2007-06-01 David Daney <ddaney@avtrex.com>
13705 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13706 LOADGP_ABSOLUTE and not binds_local_p.
13708 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13710 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13712 2007-06-01 Ian Lance Taylor <iant@google.com>
13714 * tree-vrp.c (compare_name_with_value): Always set
13715 used_strict_overflow if we get a result from the variable itself.
13717 2007-06-01 Ian Lance Taylor <iant@google.com>
13719 PR rtl-optimization/31455
13720 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13721 subregs which have a cast between modes which are not tieable.
13723 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13725 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13726 breaks after return statements.
13728 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13730 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13731 only after no_new_pseudos.
13733 2007-05-31 Eric Christopher <echristo@apple.com>
13735 * expr.c (convert_move): Assert that we don't have a BLKmode
13737 (store_expr): Handle BLKmode moves by calling emit_block_move.
13739 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13741 * c-typeck.c (build_indirect_ref): Include type in error message.
13742 (build_binary_op): Pass types to binary_op_error.
13743 * c-common.c (binary_op_error): Take two type arguments, print out
13745 * c-common.h (binary_op_error): Update prototype.
13747 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13749 * config/i386/i386.c: Correct coments on -mno-sse4.
13751 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13753 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13754 (x86_64-*-*): Likewise.
13755 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13756 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13757 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13758 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13759 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13760 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13761 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13762 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13763 (OPTION_MASK_ISA_SSE4): Likewise.
13764 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13765 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13766 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13767 (override_options): Support SSE4.2.
13768 (ix86_build_const_vector): Support SImode and DImode.
13769 (ix86_build_signbit_mask): Likewise.
13770 (ix86_expand_int_vcond): Support V2DImode.
13771 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13772 (IX86_BUILTIN_CRC32HI): Likewise.
13773 (IX86_BUILTIN_CRC32SI): Likewise.
13774 (IX86_BUILTIN_CRC32DI): Likewise.
13775 (IX86_BUILTIN_PCMPGTQ): Likewise.
13776 (bdesc_crc32): Likewise.
13777 (bdesc_sse_3arg): Likewise.
13778 (ix86_expand_crc32): Likewise.
13779 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13780 (ix86_expand_builtin): Likewise.
13781 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13782 __SSE4_2__ for -msse4.2.
13783 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13784 (CRC32MODE): Likewise.
13785 (crc32modesuffix): Likewise.
13786 (crc32modeconstraint): Likewise.
13787 (sse4_2_crc32<mode>): Likewise.
13788 (sse4_2_crc32di): Likewise.
13789 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13791 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13792 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13793 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13794 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13795 (vcondu<mode>): Likewise.
13796 * doc/extend.texi: Document SSE4.2 built-in functions.
13797 * doc/invoke.texi: Document -msse4.2/-msse4.
13799 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13801 PR tree-optimization/32160
13802 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13803 variable as gimple reg.
13804 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13806 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13808 * gcc.c (main): Don't consider linker options when issuing the
13809 warning about a linker input file not being used.
13811 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13813 * tree-vrp.c (compare_names): Initialize sop.
13815 2007-05-30 Dirk Mueller <dmueller@suse.de>
13817 * cgraphunit.c (cgraph_analyze_function): Remove
13818 computation of inline parameters.
13820 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13822 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13824 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13826 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13827 Add vx-common.h. Include vxworks.h between vx-common.h and
13829 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13831 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13832 (TARGET_ASM_DESTRUCTOR): Likewise.
13833 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13834 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13835 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13836 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13837 (VXWORKS_ENDIAN_SPEC): Define.
13838 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13839 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13840 VXWORKS_* equivalents.
13841 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13842 (ASM_FILE_START): Delete.
13843 (TARGET_VERSION): Reformat.
13844 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13845 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13846 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13847 (FPBIT, DPBIT): Define.
13848 (fp-bit.c, dp-bit.c): New rules.
13849 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13850 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13851 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13852 * config/arm/arm.h: Include vxworks-dummy.h.
13853 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13854 Mark with ATTRIBUTE_UNUSED.
13855 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13856 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13857 make it incompatible with -msingle-pic-base.
13858 (arm_function_ok_for_sibcall): Return false for calls that might
13859 go through a VxWorks PIC PLT entry.
13860 (require_pic_register): New function, split out from...
13861 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13863 (arm_load_pic_register): Handle the VxWorks RTP initialization
13864 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13865 (arm_emit_call_insn): New function.
13866 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13867 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13868 (pic_offset_arm): New pattern.
13869 (call, call_value): Use arm_emit_call_insn.
13870 (call_internal, call_value_internal): New expanders.
13871 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13872 VxWorks unless __PIC__.
13874 2007-05-30 Eric Christopher <echristo@gmail.com>
13876 * genrecog.c: Include regs.h in generated file.
13877 * genemit.c: Ditto. Fix up formatting.
13878 * config/mn10300/constraints.md: New.
13879 * config/mn10300/mn10300.md: Include.
13880 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13881 Fix up for removed macro.
13882 * config/mn10300/predicates.md (call_address_operand): Ditto.
13883 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13884 (CONST_OK_FOR_I): Ditto.
13885 (CONST_OK_FOR_J): Ditto.
13886 (CONST_OK_FOR_K): Ditto.
13887 (CONST_OK_FOR_L): Ditto.
13888 (CONST_OK_FOR_M): Ditto.
13889 (CONST_OK_FOR_N): Ditto.
13890 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13894 (EXTRA_CONSTRAINT): Ditto.
13896 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13898 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13900 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13901 OPTION_MASK_ISA_64BIT.
13902 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13904 2007-05-30 Richard Guenther <rguenther@suse.de>
13906 PR middle-end/32152
13907 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13908 types for comparison.
13909 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13910 with original typed arguments.
13911 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13913 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13915 PR tree-optimization/31769
13916 * except.c (duplicate_eh_regions): Clear prev_try if
13917 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13919 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13921 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13922 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13923 bsi of the location where statements should be inserted.
13924 (sink_code_in_bb): Take bsi from statement_sink_location.
13925 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13926 instead of bsi_start.
13927 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13929 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13930 (bsi_move_before): Document inconsistency with bsi_move_after.
13931 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13933 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13935 * config/i386/i386.h (TARGET_ABM): New define.
13936 (TARGET_POPCNT): Ditto.
13937 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13938 New temporary defines to redefine from OPTION_ISA_* defines.
13939 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13940 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13941 (ix86_isa_flags): New extern int declaration.
13942 (TARGET_SUBTARGET_DEFAULT): New define.
13943 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13944 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13945 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13946 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13947 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13948 * config/i386/darwin.h: Change TARGET_64BIT define to
13951 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13952 using existing "ix86_isa_flags" varible.
13953 (m32, m64): Use existing "ix86_isa_flags" variable.
13954 (mmmx, m3dnow): Ditto.
13955 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13956 (mabm): Define as non-negative option using "x86_abm" variable.
13957 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13959 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13960 Rewrite feature test bitmap.
13961 (ix86_isa_flags): New initialized global int varible.
13962 (ix86_isa_flags_explicit): New static int variable.
13963 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13964 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13965 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13966 target_flags_explicit.
13967 (override_options): Remove "target_enable" and "target_disable" fields
13968 from "struct ptt". Update processor_target_table accordingly. Remove
13969 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13970 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13971 "target_flags" and "ix86_isa_flags_explicit" instead of
13972 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13973 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13974 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13975 to true when either of PTA_POPCNT or PTA_ABM is set in
13976 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13977 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13978 processor_alias_table flags entry. Remove handling of
13979 "target_enable" and "target_disable" fields of processor_target_table.
13980 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13981 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13982 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13983 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13984 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13986 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13988 2007-05-29 David Daney <ddaney@avtrex.com>
13991 * config/mips/mips.c (mips_output_mi_thunk): Emit
13992 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13994 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13995 * config/i386/i386.c (ix86_function_regparm): Added checking of
13996 ix86_force_align_arg_pointer to determine the number of
13997 register parameters.
13999 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14001 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14002 (SET_DR_MISALIGNMENT): New.
14003 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14004 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14005 Use SET_DR_MISALIGNMENT.
14006 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14008 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14009 find_loop_nest): Export.
14010 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14011 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14012 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14013 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14015 (struct mem_ref): Add field reuse_distance.
14016 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14017 Initialize reuse_distance field.
14018 (issue_prefetch_ref): Select temporality of prefetch according to
14020 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14021 self_reuse_distance, determine_loop_nest_reuse): New functions.
14022 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14023 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14024 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14027 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14029 * tree-ssa-alias.c: Add aliasing overview.
14031 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14032 Danny Smith <dannysmith@users.sourceforge.net>
14035 * config/i386/t-crtfm: Compile crtfastmath.o with
14036 -minline-all-stringops.
14037 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14038 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14040 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14042 * doc/md.texi: Document constraints on HP PA-RISC.
14044 * pa/constraints.md: New file.
14045 * pa.md: Include constraints.md.
14046 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14047 (integer_store_memory_operand, ldil_cint_p): New functions.
14048 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14049 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14050 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14051 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14052 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14054 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14057 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14058 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14059 case POSTDECREMENT_EXPR>): Return the error_mark_node
14060 if either the real or imaginary parts would an
14063 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14065 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14066 name when we remove it from a call.
14068 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14070 * targhooks.c (default_narrow_bitfield): Remove.
14071 * targhooks.h: Remove the prototype for
14072 default_narrow_bitfield.
14074 * langhooks-def.h: Remove the prototype for
14075 hook_get_alias_set_0.
14076 * langhooks.c (hook_get_alias_set_0): Remove.
14078 * global.c (EXECUTE_IF_CONFLICT): Remove.
14080 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14083 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14084 return true when truth_value_p is true and the type
14087 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14089 * doc/install.texi (Prerequisites): We no longer require Autoconf
14090 2.13 for the top-level.
14092 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14094 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14095 memory access via x86_expand_vector_move_misalign() only for
14096 TImode values on 32-bit targets.
14098 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14100 * matrix-reorg.c: New file. Implement matrix flattening and
14101 transposing optimization.
14102 * tree-pass.h: Add matrix reorg pass.
14103 * common.opt: Add fipa-mreorg flag.
14104 * Makefile.in: Add matrix-reorg.c.
14105 * passes.c: Add matrix reorg pass.
14106 * varpool.c (add_new_static_var): New function.
14107 * cgraph.h (add_new_static_var): Declare.
14109 2007-05-27 Eric Christopher <echristo@apple.com>
14111 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14112 sp_offset depending on stack size. Save r12 depending
14113 on registers we're saving later.
14114 (rs6000_emit_epilogue): Update sp_offset depending only
14117 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14119 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14120 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14121 * ifcvt.c (if_convert): Ditto.
14122 * tree-ssa-threadupdate.c (thread_block): Ditto.
14123 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14124 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14125 verify_loop_closed_ssa): Check number_of_loops instead of
14127 * predict.c (tree_estimate_probability): Ditto.
14128 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14129 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14130 * modulo-sched.c (sms_schedule): Ditto.
14131 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14132 (scev_finalize): Do not do anything if scev analysis was not
14134 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14135 current_loops == NULL.
14136 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14137 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14138 there are no loops.
14139 (loop_optimizer_finalize): Assert that loops were analyzed.
14140 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14141 rtl_doloop): Check number_of_loops instead of current_loops.
14142 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14143 current_loops == NULL.
14144 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14145 gate_tree_vectorize tree_linear_transform, check_data_deps,
14146 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14147 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14148 Check number_of_loops instead of current_loops.
14149 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14150 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14151 free loops if available.
14152 (execute_pre): Do not pass do_fre to fini_pre.
14154 2007-05-27 Tobias Burnus <burnus@net-b.de>
14156 PR middle-end/32083
14157 * real.c (mpfr_from_real): Fix sign of -Inf.
14159 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14161 * tree-vect-transform.c (vectorizable_conversion): Initialize
14162 tree_code variables to ERROR_MARK.
14163 (vectorizable_type_demotion): Likewise.
14164 (vectorizable_type_promotion): Likewise.
14166 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14169 * config/i386/i386.md (movti): Handle push operands via
14170 ix86_expand_push().
14172 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14174 * basic-block.h: Remove the prototype for merge_seq_blocks.
14175 * cfgcleanup.c (merge_seq_blocks): Remove.
14177 * tree-flow.h: Remove the prototype for is_aliased_with.
14178 * tree-ssa-alias.c (is_aliased_with): Remove.
14180 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14182 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14184 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14186 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14187 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14188 (vec_unpacks_hi_v16qi): Likewise.
14189 (vec_unpacku_lo_v16qi): Likewise.
14190 (vec_unpacks_lo_v16qi): Likewise.
14191 (vec_unpacku_hi_v8hi): Likewise.
14192 (vec_unpacks_hi_v8hi): Likewise.
14193 (vec_unpacku_lo_v8hi): Likewise.
14194 (vec_unpacks_lo_v8hi): Likewise.
14195 (vec_unpacku_hi_v4si): Likewise.
14196 (vec_unpacks_hi_v4si): Likewise.
14197 (vec_unpacku_lo_v4si): Likewise.
14198 (vec_unpacks_lo_v4si): Likewise.
14200 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14202 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14203 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14204 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14205 follow spelling conventions in various
14206 warning/error/diagnostic messages.
14208 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14209 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14210 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14211 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14212 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14213 * doc/tm.texi: Follow spelling conventions.
14215 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14218 * tree-ssa-forwprop.c
14219 (forward_propagate_addr_into_variable_array_index): Remove
14220 the lhs argument. Use the type of def_rhs instead of lhs.
14221 (forward_propagate_addr_expr_1): Update use of
14222 forward_propagate_addr_into_variable_array_index.
14224 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14225 Nigel Stephens <nigel@mips.com>
14227 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14228 function attributes, "far" being an alias for "long_call".
14229 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14230 (mips_near_type_p, mips_far_type_p): New.
14231 (mips_comp_type_attributes): New function to check that attributes
14232 attached to a function type are compatible.
14233 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14234 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14235 to the target function of the thunk.
14236 (mips_encode_section_info): Check for "near" and "far" function
14237 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14239 * config/mips/predicates.md (const_call_insn_operand): Test only
14240 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14242 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14245 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14246 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14247 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14248 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14250 2007-05-25 Eric Christopher <echristo@apple.com>
14252 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14253 to x86-darwin configurations.
14254 * config/i386/t-darwin: Add softfp support.
14255 * config/i386/t-darwin64: Ditto.
14256 * config/i386/sfp-machine.h: If mach then don't use
14257 aliasing, emit a stub to call.
14259 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14261 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14262 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14263 tree-predcom.c, tree-ssa-alias-warnings.c,
14264 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14265 comment typos. Follow spelling conventions.
14266 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14268 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14271 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14272 constants into memory. Expand unaligned memory references for
14273 SSE modes via x86_expand_vector_move_misalign() function.
14275 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14278 "memory" attribute for "sseishft" type insn without operands[2].
14280 2007-05-25 Dirk Mueller <dmueller@suse.de>
14281 Marcus Meissner <meissner@suse.de>
14283 * doc/extend.texi (alloc_size): New attribute.
14284 * c-common.c (handle_alloc_size_attribute): New.
14285 * tree-object-size.c (alloc_object_size): Use alloc_size
14286 attribute, if available.
14288 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14290 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14292 (__builtin_ia32_vec_ext_v2di): Likewise.
14293 (__builtin_ia32_vec_ext_v4si): Likewise.
14294 (__builtin_ia32_vec_ext_v8hi): Likewise.
14295 (__builtin_ia32_vec_ext_v16qi): Likewise.
14296 (__builtin_ia32_vec_set_v8hi): Likewise.
14298 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14300 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14302 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14304 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14305 (arm_is_longcall_p): Rename to...
14306 (arm_is_long_call_p): ...this. Take a single tree argument and
14308 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14309 (CUMULATIVE_ARGS): Remove call_cookie.
14310 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14311 (ENCODED_LONG_CALL_ATTR_P): Delete.
14312 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14313 LONG_CALL_FLAG_CHAR cases.
14314 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14315 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14316 ARM_DECLARE_FUNCTION_SIZE.
14317 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14318 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14319 (arm_encode_call_attribute, current_file_function_operand): Delete.
14320 (arm_function_in_section_p): New function.
14321 (arm_is_longcall_p): Rename to...
14322 (arm_is_long_call_p): ...this. Take the target function as a single
14323 argument and return a bool. Do not rely on call cookies. Check
14324 whether the target symbol is in the same section as the current
14325 function, not just the same compilation unit.
14326 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14327 (arm_encode_section_info): Don't encode a call type.
14328 * config/arm/arm.md (call, call_value): Update calls to
14329 arm_is_long(_)call_p. Simplify logic.
14330 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14331 Update calls to arm_is_long(_)call_p.
14333 2007-05-25 Richard Guenther <rguenther@suse.de>
14335 PR tree-optimization/31982
14336 * tree-ssa-forwprop.c
14337 (forward_propagate_addr_into_variable_array_index): Handle arrays
14338 with element size one.
14340 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14342 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14343 (umulsi3_highpart): Likewise.
14345 2007-05-24 Ian Lance Taylor <iant@google.com>
14347 PR rtl-optimization/32069
14348 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14351 2007-05-24 Ollie Wild <aaw@google.com>
14353 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14356 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14358 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14359 (oprs_unchanged_p): Use it to check all registers in a REG.
14360 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14361 (reg_set_between_after_reload_p): Delete.
14362 (reg_used_between_after_reload_p): Likewise.
14363 (reg_set_or_used_since_bb_start): Likewise.
14364 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14365 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14366 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14367 * rtlanal.c (reg_set_p): Check whether REG overlaps
14368 regs_invalidated_by_call, rather than just checking the
14369 membership of REGNO (REG).
14371 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14373 * doc/passes.texi: Document predictive commoning.
14374 * doc/invoke.texi (-fpredictive-commoning): Document.
14375 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14376 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14377 adding indices to the generated name.
14378 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14379 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14380 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14381 (op_symbol_code): ... and exported.
14382 (dump_omp_clause, op_symbol): Use op_symbol_code
14383 instead of op_symbol_1.
14384 * tree-pass.h (pass_predcom): Declare.
14385 * timevar.def (TV_PREDCOM): New timevar.
14386 * tree-ssa-loop.c (run_tree_predictive_commoning,
14387 gate_tree_predictive_commoning, pass_predcom): New.
14388 * tree-data-ref.c (find_data_references_in_loop): Find the
14389 references in dominance order.
14390 (canonicalize_base_object_address): Ensure that the result has
14392 (dr_analyze_innermost): Export.
14393 (create_data_ref): Code to fail for references with invariant
14395 (find_data_references_in_stmt): ... here.
14396 * tree-data-ref.h (dr_analyze_innermost): Declare.
14397 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14398 (aff_combination_find_elt, name_expansion_hash,
14399 name_expansion_eq, tree_to_aff_combination_expand,
14400 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14402 * tree-affine.h (aff_combination_constant_multiple_p,
14403 tree_to_aff_combination_expand): Declare.
14404 * tree-predcom.c: New file.
14405 * common.opt (fpredictive-commoning): New option.
14406 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14407 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14408 * Makefile.in (tree-predcom.o): Add.
14409 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14410 * passes.c (init_optimization_passes): Add dceloop after
14411 copy propagation in loop optimizer. Add predictive commoning
14412 to loop optimizer passes.
14414 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14416 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14419 2007-05-24 Jan Hubicka <jh@suse.cz>
14421 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14423 (genheader): Include statistics.h.
14425 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14427 * print-rtl.c (flag_dump_unnumbered): Update comments.
14428 (print_rtl): Fix my previous change.
14429 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14432 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14434 PR middle-end/32018
14435 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14437 (thread_through_all_blocks): Call initialize_original_copy_tables
14438 and free_original_copy_tables.
14439 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14441 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14442 * cfghooks.c (duplicate_block): Use get_loop_copy.
14443 * cfg.c: Include cfgloop.h.
14444 (loop_copy): New hash table.
14445 (initialize_original_copy_tables): Initialize loop_copy table.
14446 (free_original_copy_tables): Free loop_copy table.
14447 (copy_original_table_clear, copy_original_table_set,
14448 set_loop_copy, get_loop_copy): New functions.
14449 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14450 * cfgloop.h (struct loop): Remove copy field.
14451 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14452 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14454 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14456 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14457 -msse/-msse2/-msse3.
14459 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14461 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14462 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14464 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14467 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14468 * targhooks.h (default_mangle_decl_assembler_name): Declare
14470 * targhooks.c (default_mangle_decl_assembler_name): Define
14472 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14474 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14475 * langhooks.c (lhd_set_decl_assembler_name): Call
14476 targetm.mangle_decl_assembler_name for names with global scope.
14478 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14480 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14481 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14483 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14484 New. Factored out of i386_pe_encode_section_info.
14485 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14486 Move check for prior decoration of stdcall
14487 symbols to i386_pe_encode_section_info.
14488 (i386_pe_encode_section_info): Adjust call to
14489 gen_stdcall_or_fastcall_suffix. Use
14490 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14491 (i386_pe_mangle_decl_assembler_name): New. Wrap
14492 i386_pe_maybe_mangle_decl_assembler_name.
14494 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14496 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14497 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14498 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14499 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14500 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14503 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14504 Nigel Stephens <nigel@mips.com>
14505 Richard Sandiford <richard@codesourcery.com>
14507 Fix up MIPS16 hard float and add support for complex.
14509 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14510 (TARGET_SOFT_FLOAT_ABI): New.
14511 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14512 __mips_soft_float to reflect the ABI in use, not whether the
14513 FPU is directly accessible (e.g., in MIPS16 mode).
14514 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14515 (UNITS_PER_FPVALUE): Likewise.
14517 * config/mips/mips.c (mips_expand_call): Remove redundant
14518 TARGET_MIPS16 check.
14519 (mips_arg_regno): New.
14520 (function_arg_advance): When setting bits in cum->fp_code for
14521 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14523 (function_arg): Use mips_arg_regno.
14524 (mips_return_mode_in_fpr_p): New.
14525 (mips16_call_stub_mode_suffix): New.
14526 (mips16_cfun_returns_in_fpr_p): New.
14527 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14528 (mips_output_function_prologue): Test mips16_hard_float, not
14529 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14530 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14531 return value into a floating-point register.
14532 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14533 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14534 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14535 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14536 word of double arguments from or to the high bits of 64-bit
14537 floating point registers.
14538 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14539 (mips16_fpret_double): New helper function.
14540 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14541 support for complex modes. Fill in DECL_RESULT for stubdecl.
14542 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14544 * config/mips/mips16.S
14545 (RET, ARG1, ARG2): New.
14546 (MERGE_GPRf, MERGE_GPRt): New.
14547 (DELAYt, DELAYf): New.
14548 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14549 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14550 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14551 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14552 (SFOP): Renamed to...
14553 (OPSF3): This, and macro-ified. Updated all uses.
14554 (SFOP2): Renamed to...
14555 (OPSF2): This, and macro-ified. Updated all uses.
14556 (SFCMP): Renamed to...
14557 (CMPSF): This, and macro-ified. Updated all uses.
14558 (SFREVCMP): Renamed to...
14559 (REVCMPSF): This, and macro-ified. Updated all uses.
14560 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14561 (LDDBL1, LDDBL2, RETDBL): Deleted.
14562 (DFOP): Renamed to...
14563 (OPDF3): This, and macro-ified. Updated all uses.
14564 (DFOP2): Renamed to...
14565 (OPDF2): This, and macro-ified. Updated all uses.
14566 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14567 (DFCMP): Renamed to...
14568 (CMPDF): This, and macro-ified. Updated all uses.
14569 (DFREVCMP): Renamed to...
14570 (REVCMPDF): This, and macro-ified. Updated all uses.
14571 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14572 (RET_FUNCTION): New.
14573 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14574 (__mips16_ret_sc, __mips16_ret_dc): New.
14575 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14576 STUB_ARGS_6, STUB_ARGS_10): New.
14577 (CALL_STUB_NO_RET): New.
14578 (__mips16_call_stub_1): Macro-ified.
14579 (__mips16_call_stub_5): Macro-ified.
14580 (__mips16_call_stub_2): Macro-ified.
14581 (__mips16_call_stub_6): Macro-ified.
14582 (__mips16_call_stub_9): Macro-ified.
14583 (__mips16_call_stub_10): Macro-ified.
14584 (CALL_STUB_RET): New.
14585 (__mips16_call_stub_sf_0): Macro-ified.
14586 (__mips16_call_stub_sf_1): Macro-ified.
14587 (__mips16_call_stub_sf_5): Macro-ified.
14588 (__mips16_call_stub_sf_2): Macro-ified.
14589 (__mips16_call_stub_sf_6): Macro-ified.
14590 (__mips16_call_stub_sf_9): Macro-ified.
14591 (__mips16_call_stub_sf_10): Macro-ified.
14592 (__mips16_call_stub_df_0): Macro-ified.
14593 (__mips16_call_stub_df_1): Macro-ified.
14594 (__mips16_call_stub_df_5): Macro-ified.
14595 (__mips16_call_stub_df_2): Macro-ified.
14596 (__mips16_call_stub_df_6): Macro-ified.
14597 (__mips16_call_stub_df_9): Macro-ified.
14598 (__mips16_call_stub_df_10): Macro-ified.
14599 (__mips16_call_stub_sc_0): New.
14600 (__mips16_call_stub_sc_1): New.
14601 (__mips16_call_stub_sc_5): New.
14602 (__mips16_call_stub_sc_2): New.
14603 (__mips16_call_stub_sc_6): New.
14604 (__mips16_call_stub_sc_9): New.
14605 (__mips16_call_stub_sc_10): New.
14606 (__mips16_call_stub_dc_0): New.
14607 (__mips16_call_stub_dc_1): New.
14608 (__mips16_call_stub_dc_5): New.
14609 (__mips16_call_stub_dc_2): New.
14610 (__mips16_call_stub_dc_6): New.
14611 (__mips16_call_stub_dc_9): New.
14612 (__mips16_call_stub_dc_10): New.
14614 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14615 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14616 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14618 2007-05-23 Ian Lance Taylor <iant@google.com>
14620 * doc/invoke.texi (Invoking GCC): Document that the order of the
14623 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14626 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14627 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14628 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14632 * config/score/score.c (score_print_operand): Make sure that only
14633 lower bits are used.
14635 2007-05-22 Ian Lance Taylor <iant@google.com>
14637 * tree-vrp.c (avoid_overflow_infinity): New static function,
14638 broken out of set_value_range_to_value.
14639 (set_value_range_to_value): Call avoid_overflow_infinity.
14640 (extract_range_from_assert): Likewise.
14642 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14644 PR middle-end/31095
14645 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14646 change the type before looking for a COMPOUND_EXPR.
14648 2007-05-22 Ian Lance Taylor <iant@google.com>
14650 * lower-subreg.c (decompose_multiword_subregs): If we change an
14651 insn, call remove_retval_note on it.
14653 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14655 * regs.h (end_hard_regno): New function.
14656 (END_HARD_REGNO, END_REGNO): New macros.
14657 (add_to_hard_reg_set): New function.
14658 (remove_from_hard_reg_set): Likewise.
14659 (in_hard_reg_set_p): Likewise.
14660 (overlaps_hard_reg_set_p): Likewise.
14661 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14662 (note_btr_set): Use END_HARD_REGNO.
14663 * caller-save.c (setup_save_areas): Use end_hard_regno.
14664 (mark_set_regs): Use END_HARD_REGNO.
14665 (add_stored_regs): Use end_hard_regno.
14666 (mark_referenced_regs): Use add_to_hard_reg_set.
14667 * combine.c (update_table_tick): Use END_REGNO.
14668 (record_value_for_reg): Likewise.
14669 (record_dead_and_set_regs): Likewise.
14670 (get_last_value_validate): Likewise.
14671 (use_crosses_set_p): Likewise.
14672 (reg_dead_at_p_1): Likewise.
14673 (reg_dead_at_p): Likewise.
14674 (mark_used_regs_combine): Use add_to_hard_reg_set.
14675 (move_deaths): Use END_HARD_REGNO.
14676 (reg_bitfield_target_p): Use end_hard_regno.
14677 (distribute_notes): Use END_HARD_REGNO.
14678 * cse.c (mention_regs): Use END_REGNO.
14679 (insert): Use add_to_hard_reg_set.
14680 (invalidate): Use END_HARD_REGNO.
14681 (invalidate_for_call): Likewise.
14682 (exp_equiv_p): Use END_REGNO.
14683 (cse_insn): Likewise.
14684 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14685 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14686 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14687 * function.c (keep_stack_depressed): Use end_hard_regno.
14688 * global.c (global_alloc): Use end_hard_regno.
14689 (global_conflicts): Use add_to_hard_reg_set instead of
14691 (find_reg): Likewise.
14692 (mark_reg_store): Likewise.
14693 (mark_reg_conflicts): Likewise.
14694 (mark_reg_death): Use remove_from_hard_reg_set.
14695 (mark_reg_live_nc): Delete.
14696 (set_preference): Use end_hard_regno.
14697 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14698 remove_from_hard_reg_set.
14699 (post_mark_life): Use add_to_hard_reg_set.
14700 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14701 (reg_becomes_live): Use add_to_hard_reg_set.
14702 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14703 (peep2_find_free_register): Use add_to_hard_reg_set.
14704 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14705 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14706 * regrename.c (note_sets): Use add_to_hard_reg_set.
14707 (clear_dead_regs): Use remove_from_hard_reg_set.
14708 (regrename_optimize): Use add_to_hard_reg_set.
14709 (find_oldest_value_reg): Use in_hard_reg_set_p.
14710 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14711 (hard_reg_set_here_p): Use end_hard_regno.
14712 (decompose): Likewise.
14713 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14714 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14715 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14716 (mark_home_live): Use end_hard_regno.
14717 (spill_hard_reg): Likewise.
14718 (clear_reload_reg_in_use): Likewise.
14719 * reorg.c (delete_prior_computation): Use END_REGNO.
14720 * resource.c (update_live_status): Use END_HARD_REGNO.
14721 (mark_referenced_resources): Use add_to_hard_reg_set.
14722 (mark_set_resources): Likewise.
14723 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14724 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14725 (reg_overlap_mentioned_p): Likewise.
14726 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14727 (covers_regno_no_parallel_p): Use END_REGNO.
14728 (find_regno_note): Likewise.
14729 (find_reg_fusage): Use END_HARD_REGNO.
14730 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14731 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14733 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14735 * mode-switching.c (reg_dies): Change type of second argument to
14737 (optimize_mode_switching): Update accordingly.
14739 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14741 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14743 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14744 (hard_reg_set_empty_p): ...these new functions.
14745 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14746 GO_IF_HARD_REG_SUBSET.
14747 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14748 instead of GO_IF_HARD_REG_EQUAL.
14749 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14750 instead of GO_IF_HARD_REG_EQUAL.
14751 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14752 GO_IF_HARD_REG_SUBSET.
14753 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14754 GO_IF_HARD_REG_EQUAL.
14755 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14756 of GO_IF_HARD_REG_SUBSET.
14757 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14758 instead of GO_IF_HARD_REG_EQUAL.
14759 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14760 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14761 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14762 of GO_IF_HARD_REG_SUBSET,
14763 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14764 GO_IF_HARD_REG_SUBSET.
14765 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14766 instead of GO_IF_HARD_REG_EQUAL.
14767 * config/sh/sh.c (push_regs, calc_live_regs): Use
14768 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14769 (hard_regs_intersect_p): Delete.
14771 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14773 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14775 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14776 Richard Henderson <rth@redhat.com>
14778 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14780 (x86_64-*-*): Likewise.
14782 * i386/i386-modes.def (V2QI): New.
14784 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14786 (override_options): Support SSE4.1.
14787 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14788 (IX86_BUILTIN_BLENDPS): Likewise.
14789 (IX86_BUILTIN_BLENDVPD): Likewise.
14790 (IX86_BUILTIN_BLENDVPS): Likewise.
14791 (IX86_BUILTIN_PBLENDVB128): Likewise.
14792 (IX86_BUILTIN_PBLENDW128): Likewise.
14793 (IX86_BUILTIN_DPPD): Likewise.
14794 (IX86_BUILTIN_DPPS): Likewise.
14795 (IX86_BUILTIN_INSERTPS128): Likewise.
14796 (IX86_BUILTIN_MOVNTDQA): Likewise.
14797 (IX86_BUILTIN_MPSADBW128): Likewise.
14798 (IX86_BUILTIN_PACKUSDW128): Likewise.
14799 (IX86_BUILTIN_PCMPEQQ): Likewise.
14800 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14801 (IX86_BUILTIN_PMAXSB128): Likewise.
14802 (IX86_BUILTIN_PMAXSD128): Likewise.
14803 (IX86_BUILTIN_PMAXUD128): Likewise.
14804 (IX86_BUILTIN_PMAXUW128): Likewise.
14805 (IX86_BUILTIN_PMINSB128): Likewise.
14806 (IX86_BUILTIN_PMINSD128): Likewise.
14807 (IX86_BUILTIN_PMINUD128): Likewise.
14808 (IX86_BUILTIN_PMINUW128): Likewise.
14809 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14810 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14811 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14812 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14813 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14814 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14815 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14816 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14817 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14818 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14819 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14820 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14821 (IX86_BUILTIN_PMULDQ128): Likewise.
14822 (IX86_BUILTIN_PMULLD128): Likewise.
14823 (IX86_BUILTIN_ROUNDPD): Likewise.
14824 (IX86_BUILTIN_ROUNDPS): Likewise.
14825 (IX86_BUILTIN_ROUNDSD): Likewise.
14826 (IX86_BUILTIN_ROUNDSS): Likewise.
14827 (IX86_BUILTIN_PTESTZ): Likewise.
14828 (IX86_BUILTIN_PTESTC): Likewise.
14829 (IX86_BUILTIN_PTESTNZC): Likewise.
14830 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14831 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14832 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14833 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14834 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14835 (bdesc_ptest): New.
14836 (bdesc_sse_3arg): Likewise.
14837 (bdesc_2arg): Likewise.
14838 (bdesc_1arg): Likewise.
14839 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14841 (ix86_expand_sse_4_operands_builtin): New.
14842 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14843 smaller than 8 bits as the 2nd arg.
14844 (ix86_expand_sse_ptest): New.
14845 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14846 (ix86_expand_vector_set): Support SSE4.1.
14847 (ix86_expand_vector_extract): Likewise.
14849 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14850 __SSE4_1__ for -msse4.1.
14852 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14853 (UNSPEC_INSERTPS): Likewise.
14854 (UNSPEC_DP): Likewise.
14855 (UNSPEC_MOVNTDQA): Likewise.
14856 (UNSPEC_MPSADBW): Likewise.
14857 (UNSPEC_PHMINPOSUW): Likewise.
14858 (UNSPEC_PTEST): Likewise.
14859 (UNSPEC_ROUNDP): Likewise.
14860 (UNSPEC_ROUNDS): Likewise.
14862 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14864 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14865 (const_pow2_1_to_32768_operand): Likewise.
14867 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14870 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14872 (sse4_1_insertps): Likewise.
14873 (*sse4_1_extractps): Likewise.
14874 (sse4_1_ptest): Likewise.
14875 (sse4_1_mulv2siv2di3): Likewise.
14876 (*sse4_1_mulv4si3): Likewise.
14877 (*sse4_1_smax<mode>3): Likewise.
14878 (*sse4_1_umax<mode>3): Likewise.
14879 (*sse4_1_smin<mode>3): Likewise.
14880 (*sse4_1_umin<mode>3): Likewise.
14881 (sse4_1_eqv2di3): Likewise.
14882 (*sse4_1_pinsrb): Likewise.
14883 (*sse4_1_pinsrd): Likewise.
14884 (*sse4_1_pinsrq): Likewise.
14885 (*sse4_1_pextrb): Likewise.
14886 (*sse4_1_pextrb_memory): Likewise.
14887 (*sse4_1_pextrw_memory): Likewise.
14888 (*sse4_1_pextrq): Likewise.
14889 (sse4_1_blendpd): Likewise.
14890 (sse4_1_blendps): Likewise.
14891 (sse4_1_blendvpd): Likewise.
14892 (sse4_1_blendvps): Likewise.
14893 (sse4_1_dppd): Likewise.
14894 (sse4_1_dpps): Likewise.
14895 (sse4_1_movntdqa): Likewise.
14896 (sse4_1_mpsadbw): Likewise.
14897 (sse4_1_packusdw): Likewise.
14898 (sse4_1_pblendvb): Likewise.
14899 (sse4_1_pblendw): Likewise.
14900 (sse4_1_phminposuw): Likewise.
14901 (sse4_1_extendv8qiv8hi2): Likewise.
14902 (*sse4_1_extendv8qiv8hi2): Likewise.
14903 (sse4_1_extendv4qiv4si2): Likewise.
14904 (*sse4_1_extendv4qiv4si2): Likewise.
14905 (sse4_1_extendv2qiv2di2): Likewise.
14906 (*sse4_1_extendv2qiv2di2): Likewise.
14907 (sse4_1_extendv4hiv4si2): Likewise.
14908 (*sse4_1_extendv4hiv4si2): Likewise.
14909 (sse4_1_extendv2hiv2di2): Likewise.
14910 (*sse4_1_extendv2hiv2di2): Likewise.
14911 (sse4_1_extendv2siv2di2): Likewise.
14912 (*sse4_1_extendv2siv2di2): Likewise.
14913 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14914 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14915 (sse4_1_zero_extendv4qiv4si2): Likewise.
14916 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14917 (sse4_1_zero_extendv2qiv2di2): Likewise.
14918 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14919 (sse4_1_zero_extendv4hiv4si2): Likewise.
14920 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14921 (sse4_1_zero_extendv2hiv2di2): Likewise.
14922 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14923 (sse4_1_zero_extendv2siv2di2): Likewise.
14924 (*sse4_1_zero_extendv2siv2di2): Likewise.
14925 (sse4_1_roundpd): Likewise.
14926 (sse4_1_roundps): Likewise.
14927 (sse4_1_roundsd): Likewise.
14928 (sse4_1_roundss): Likewise.
14929 (mulv4si3): Don't expand for SSE4.1.
14930 (smax<mode>3): Likewise.
14931 (umaxv4si3): Likewise.
14932 (uminv16qi3): Likewise.
14933 (umin<mode>3): Likewise.
14934 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14936 * doc/extend.texi: Document SSE4.1 built-in functions.
14938 * doc/invoke.texi: Document -msse4.1.
14940 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14942 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14943 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14944 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14945 (ASM_SPEC): Add asm_pcrel_spec.
14946 (EXTRA_SPECS): Add asm_pcrel_spec.
14948 2007-05-21 David Daney <ddaney@avtrex.com>
14950 * doc/install.texi (Building a cross compiler): Add requirements
14951 for Java cross compiler.
14953 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14955 PR middle-end/31995
14956 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14957 Add loopno argument. Use evolution_function_is_invariant_rec_p
14958 instead of evolution_function_is_constant_p.
14959 Update calls to evolution_function_is_affine_multivariate_p.
14960 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14961 Add loopno argument.
14962 * tree-scalar-evolution.c (gather_chrec_stats): Call
14963 evolution_function_is_affine_multivariate_p with a loop
14965 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14966 (analyze_overlapping_iterations): Likewise.
14967 (access_functions_are_affine_or_constant_p): Likewise.
14968 (build_classic_dist_vector_1): If the access functions
14969 are equal, don't do anything.
14971 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14972 Paolo Carlini <pcarlini@suse.de>
14973 Uros Bizjak <ubizjak@gmail.com>
14975 * c-cppbuiltin.c (c_cpp_builtins): Define
14976 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14977 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14978 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14979 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14981 2007-05-21 Mike Stump <mrs@apple.com>
14983 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14985 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14987 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14989 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14990 implementation if __OPTIMIZE__ is not defined.
14991 (_mm_alignr_pi8): Ditto.
14992 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14993 (_mm_inserti_si64): Ditto.
14994 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14995 (_mm_slli_epi16): Ditto.
14996 (_mm_slli_epi32): Ditto.
14997 (_mm_slli_epi64): Ditto.
14998 (_mm_srai_epi16): Ditto.
14999 (_mm_srai_epi32): Ditto.
15000 (_mm_srli_si128): Ditto.
15001 (_mm_slli_si128): Ditto.
15002 (_mm_srli_epi16): Ditto.
15003 (_mm_srli_epi32): Ditto.
15004 (_mm_srli_epi64): Ditto.
15005 (_mm_extract_epi16): Ditto.
15006 (_mm_insert_epi16): Ditto.
15007 (_mm_shufflehi_epi16): Ditto.
15008 (_mm_shufflelo_epi16): Ditto.
15009 (_mm_shuffle_epi32): Ditto.
15010 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15011 (_m_pextrw): Ditto.
15012 (_mm_insert_pi16): Ditto.
15013 (_m_pinsrw): Ditto.
15014 (_mm_shuffle_pi16): Ditto.
15015 (_m_pshufw): Ditto.
15016 (_mm_shufle_ps): Ditto.
15017 (_mm_prefetch): Ditto.
15019 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15021 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15022 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15023 * real.c (encode_i370_single, decode_i370_single,
15024 encode_i370_double, decode_i370_double): Functions removed.
15025 (i370_single_format, i370_double_format): Initializations removed.
15026 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15027 Consider the log2_b field to always be one.
15028 (ieee_single_format, mips_single_format, coldfire_single_format,
15029 ieee_double_format, mips_double_format, coldfire_double_format,
15030 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15031 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15032 ibm_extended_format, mips_extended_format, ieee_quad_format,
15033 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15034 decimal_single_format, decimal_double_format, decimal_quad_format,
15035 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15036 initialization of log2_b.
15037 * real.h (i370_single_format, i370_double_format): Declarations
15039 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15040 field to always be one.
15042 2007-05-21 Andreas Schwab <schwab@suse.de>
15044 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15045 NOTE_INSN_BASIC_BLOCK_P.
15046 (process_for_unwind_directive): Likewise.
15048 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15050 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15051 * function.h (struct function): Move va_list_gpr_size,
15052 va_list_fpr_size, function_frequency to front of bitfields. Add
15054 (current_function_calls_unwind_init): New.
15055 * except.c (expand_builtin_unwind_init): Set
15056 current_function_calls_unwind_init not
15057 current_function_has_nonlocal_label.
15058 * reload1.c (has_nonexceptional_receiver): New.
15059 (reload): Use it and current_function_calls_unwind_init to
15060 determine whether call-saved regs must be saved.
15062 2007-05-20 Jan Hubicka <jh@suse.cz>
15064 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15065 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15066 * ddg.c (create_ddg): LIkewise.
15067 * final.c (final): Remove hunk moving line number notes around since
15068 they are no longer present at this stage.
15069 (final_scan_insn): Use NOTE_KIND instead of
15070 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15071 (output_asm_label): Likewise.
15072 * reorg.c (dbr_schedule): Likewise.
15073 * haifa-sched.c (unlink_other_notes): Likewise.
15074 * mode-switching.c (optimize_mode_switching): Likewise.
15075 * graph.c (start_bb): Likewise.
15076 * rtl.def (NOTE): Update description.
15077 * jump.c (squeeze_notes): Delete.
15078 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15079 NOTE_INSN_BASIC_BLOCK_P when possible.
15080 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15081 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15082 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15083 (dwarf2out_var_location): Likewise.
15084 * cfgbuild.c (make_edges): Likewise.
15085 (find_basic_blocks_1): Likewise.
15086 * function.c (reorder_blocks_1): Likewise.
15087 (epilogue_done): Likewise.
15088 (reposition_prologue_and_epilogue_notes): Likewise.
15089 * print-rtl.c (print_rtx): Likewise; drop code for printing
15091 (print_rtl): Likewise.
15092 (print_rtl_single): Likewise.
15093 * gcse.c (insert_insn_start_bb): Likewise.
15094 * alias.c (init_alias_analysis): Likewise.
15095 * calls.c (fixup_tail_calls): Likewise.
15096 * except.c (sjlj_emit_function_enter): Likewise.
15097 * emit-rtl.c (add_insn_after): Likeiwse.
15098 (emit_label_before): Likewise.
15099 (emit_label_after): Likewise.
15100 (emit_note_before, emit_note_after, emit_note): Update
15101 parameter to be enum insn_note; do not deal with source
15103 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15104 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15106 (merge_blocks_move_successor_nojumps): Simplify now when
15107 we don't have BLOCK notes.
15108 (try_optimize_cfg): Likewise.
15109 * cfglayout.c (skip_insns_after_block): Likewise.
15110 (record_effective_endpoints): Likewise.
15111 (duplicate_insn_chain): Likewise.
15112 * varasm.c (output_constant_pool_1): Likewise.
15113 * sched-deps.c (sched_analyze): Likewise.
15114 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15116 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15117 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15118 (SET_INSN_DELETED): Simplify.
15119 (NOTE_LINE_NUMBER): Exterminate.
15120 (NOTE_LINE_KIND): New.
15121 (NOTE_INSN_BASIC_BLOCK_P): Update.
15122 (enum insn_note): Simplify.
15123 (GET_NOTE_INSN_NAME) Simplify.
15124 (emit_note_before, emit_note_after, emit_note): Update prototype.
15125 (squeeze_notes): Remove.
15126 * sched-int.h (NOTE_NOT_BB_P): Update.
15127 * resource.c (mark_target_live_regs): Update.
15128 * sched-rgn.c (debug_dependencies): Update.
15129 * sched-vis.c (print_insn): Update.
15130 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15131 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15132 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15133 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15134 (split_branches): Update.
15135 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15137 (sh_adjust_unroll_max): Exterminate.
15138 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15139 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15140 (m68hc11_reorg): Likewise.
15141 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15142 (emit_predicate_relation_info): Update.
15143 (process_for_unwind_directive): Update.
15144 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15145 (output_call): Update.
15146 * config/pa/pa.c (output_lbranch): Update.
15147 (output_millicode_call): Update.
15148 (output_call): Update.
15149 (pa_combine_instructions): Update.
15150 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15151 * config/bfin/bfin.c (gen_one_bundle): Update.
15152 * cfgrtl.c (can_delete_note_p): Update.
15153 (delete_insn): Update.
15154 (rtl_merge_blocks): Update.
15155 (commit_one_edge_insertion): Update.
15156 (rtl_verify_flow_info): Update.
15157 * stmt.c (expand_case): Do not call squeeze_notes.
15159 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15166 * c.opt (Wtype-limits): New.
15167 * doc/invoke.texi (Wtype-limits): Document it.
15168 (Wextra): Enabled by -Wextra.
15169 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15170 * c-common.c (shorten_compare): Warn with Wtype-limits.
15172 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15174 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15175 inlined function, not as a macro.
15176 (_mm_alignr_pi8): Ditto.
15177 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15178 (_mm_inserti_si64): Ditto.
15179 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15180 (_mm_extract_epi16): Ditto.
15181 (_mm_insert_epi16): Ditto.
15182 (_mm_shufflehi_epi16): Ditto.
15183 (_mm_shufflelo_epi16): Ditto.
15184 (_mm_shuffle_epi32): Ditto.
15185 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15186 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15188 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15190 (_m_to_float): Use C89 compatible assignment.
15192 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15195 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15197 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15200 * doc/invoke.texi (Wreturn-type): Complete description.
15201 (Wextra): Delete item about return-type warning.
15202 * c-decl.c: Delete redundant Wextra warning.
15204 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15207 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15208 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15209 inlined function, not as a macro.
15210 (_mm_prefetch): Ditto.
15211 (_m_pextrw): Ditto.
15212 (_mm_insert_pi16): Ditto.
15213 (_m_pinsrw): Ditto.
15214 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15215 (_m_pshufw): Ditto. Add const to __N argument.
15216 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15217 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15218 (_mm_slli_epi32): Ditto.
15219 (_mm_srli_si128): Implement as always inlined function, not as a
15220 macro. Add __inline to function declaration.
15221 (_mm_slli_si128): Ditto.
15223 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15225 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15226 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15228 (struct fenv): New structure.
15229 (FP_HANDLE_EXCEPTIONS): New define.
15230 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15231 (_FP_DECL_EXP): New define.
15232 (FP_INIT_ROUNDMODE): New define.
15233 (FP_ROUNDMODE): New define.
15235 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15237 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15238 (Wconversion): Update description.
15239 (Wconversion-sign): New.
15240 * c.opt (Wconversion-sign): New.
15241 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15242 means disabled for C++. Otherwise, take the status of Wconversion.
15243 * c-common.c (conversion_warning): Warn with either Wconversion or
15245 (warnings_for_convert_and_check): Conditions are already checked by
15246 conversion_warning.
15247 (convert_and_check): Don't check warnings if the conversion failed.
15249 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15250 Anatoly Sokolov <aesok@dol.ru>
15252 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15253 avr_epilogue_uses) : Add declaration.
15254 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15255 * config/avr/constraints.md (R): New constraint.
15256 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15257 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15258 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15259 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15260 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15261 call_prologue_saves, epilogue_restores, return_from_epilogue,
15262 return_from_main_epilogue, return_from_interrupt_epilogue,
15263 return_from_naked_epilogue, prologue, epilogue): New patterns.
15264 (jump): Handle symbol reference.
15265 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15266 avr_output_function_prologue, avr_output_function_epilogue): Remove
15268 (avr_init_machine_status, expand_prologue, expand_epilogue,
15269 avr_asm_function_end_prologue, avr_epilogue_uses,
15270 avr_asm_function_begin_epilogue): New functions.
15271 (prologue_size, epilogue_size, jump_tables_size): Remove global
15273 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15274 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15275 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15276 (avr_override_options): Initialise init_machine_status.
15277 (output_movhi): Handle all stack pointer loads.
15278 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15279 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15280 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15281 (EPILOGUE_USES) Redefine.
15282 (machine_function) Declare.
15284 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15286 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15287 Use a single return statement.
15289 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15291 PR middle-end/30250
15292 * builtins.c (do_mpfr_lgamma_r): New.
15293 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15294 * tree.h (CASE_FLT_FN_REENT): New.
15296 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15298 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15299 (output_die): Use 'unsigned long' with %x.
15300 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15301 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15302 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15304 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15306 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15311 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15312 true if function has no argument.
15314 2007-05-18 DJ Delorie <dj@redhat.com>
15316 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15317 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15319 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15321 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15322 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15323 count_trailing_zeros.
15324 (__i386__): Implement count_leading_zeros using __builtin_clz().
15325 Implement count_trailing_zeros usign __builtin_ctz().
15327 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15329 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15331 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15333 PR middle-end/31344
15334 * expr.c (emit_move_change_mode): Change mode of push operands here.
15336 2007-05-17 Ian Lance Taylor <iant@google.com>
15338 PR tree-optimization/31953
15339 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15340 Change all callers.
15341 (set_value_range_to_null): Call set_value_range_to_value.
15342 (extract_range_from_comparison): Likewise.
15344 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15346 * toplev.c (print_version): Output GMP/MPFR version info.
15348 * builtins.c (CASE_MATHFN_REENT): New macro.
15349 (mathfn_built_in): Use it.
15350 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15351 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15352 BUILT_IN_LGAMMAL_R): New.
15353 * doc/extend.texi: Document new builtins.
15355 PR middle-end/31796
15356 * builtins.c (do_mpfr_remquo): New.
15357 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15358 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15360 PR middle-end/30251
15361 * builtins.c (fold_builtin_1): Handle y0, y1.
15362 (fold_builtin_2): Handle yn.
15364 PR middle-end/30251
15365 * builtins.c (do_mpfr_bessel_n): New.
15366 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15367 (fold_builtin_2): Handle BUILT_IN_JN.
15369 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15372 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15373 TYPE_PRECISION (intmax_type_node).
15375 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15378 * reload.c (subst_reloads): Remove checking.
15380 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15382 PR rtl-optimization/31691
15383 * combine.c (simplify_set): Build a new src pattern instead of
15384 substituting its operands in the COMPARE case.
15386 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15388 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15389 (execute_vrp): Preserve loops through jump threading.
15390 * tree-ssa-threadupdate.c (thread_single_edge,
15391 dbds_continue_enumeration_p, determine_bb_domination_status,
15392 thread_through_loop_header): New functions.
15393 (create_edge_and_update_destination_phis,
15394 create_edge_and_update_destination_phis): Set loops for the new blocks.
15395 (prune_undesirable_thread_requests): Removed.
15396 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15398 (thread_block): Do not call prune_undesirable_thread_requests.
15400 (mark_threaded_blocks): Select edges to thread here.
15401 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15402 Thread edges through loop headers independently.
15403 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15404 * tree-pass.h (TODO_mark_first_instance): New.
15405 (first_pass_instance): Declare.
15406 * cfghooks.c (duplicate_block): Put the block to the original loop
15407 if copy is not specified.
15408 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15409 jump threading. Pass may_peel_loop_headers to
15410 thread_through_all_blocks according to first_pass_instance.
15411 * cfgloop.h (create_preheader): Declare.
15412 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15413 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15414 * passes.c (first_pass_instance): New variable.
15415 (next_pass_1): Set TODO_mark_first_instance.
15416 (execute_todo): Set first_pass_instance.
15418 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15420 PR tree-optimization/24659
15421 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15422 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15423 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15424 OTI_vec_pack_ufix_trunc.
15425 (vec_unpacks_float_hi_optab): Define new macro.
15426 (vec_unpacks_float_lo_optab): Ditto.
15427 (vec_unpacku_float_hi_optab): Ditto.
15428 (vec_unpacku_float_lo_optab): Ditto.
15429 (vec_pack_sfix_trunc_optab): Ditto.
15430 (vec_pack_ufix_trunc_optab): Ditto.
15431 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15432 and vec_pack_[s|u]fix_trunc_optab using
15433 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15434 * tree-vectorizer.c (supportable_widening_operation): Handle
15435 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15436 (supportable_narrowing_operation): New function.
15437 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15438 * tree-vect-transform.c (vectorizable_conversion): Handle
15439 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15440 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15441 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15442 to check for target support.
15443 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15444 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15445 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15446 for VEC_PACK_FIX_TRUNC_EXPR.
15447 (expand_binop): Special case mode of the result for
15448 vec_pack_[u|s]fix_trunc_optab.
15449 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15450 vec_pack_[u|s]fix_trunc_optab.
15452 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15453 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15454 * tree-pretty-print.c (dump_generic_node): Handle
15455 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15456 VEC_PACK_FIX_TRUNC_EXPR.
15458 * expr.c (expand_expr_real_1): Ditto.
15459 * tree-inline.c (estimate_num_insns_1): Ditto.
15460 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15462 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15463 (vec_unpacks_float_lo_v8hi): Ditto.
15464 (vec_unpacku_float_hi_v8hi): Ditto.
15465 (vec_unpacku_float_lo_v8hi): Ditto.
15466 (vec_unpacks_float_hi_v4si): Ditto.
15467 (vec_unpacks_float_lo_v4si): Ditto.
15468 (vec_pack_sfix_trunc_v2df): Ditto.
15470 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15472 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15473 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15474 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15475 [vec_pack_ufix_trunc]: Ditto.
15476 [vec_unpacks_float_hi]: Ditto.
15477 [vec_unpacks_float_lo]: Ditto.
15478 [vec_unpacku_float_hi]: Ditto.
15479 [vec_unpacku_float_lo]: Ditto.
15481 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15483 * soft-fp/README: Update for new files.
15484 * soft-fp/floattisf.c: New file.
15485 * soft-fp/floattidf.c: New file.
15486 * soft-fp/floattitf.c: New file.
15487 * soft-fp/floatuntisf.c: New file.
15488 * soft-fp/floatuntidf.c: New file.
15489 * soft-fp/floatuntitf.c: New file.
15490 * soft-fp/fixsfti.c: New file.
15491 * soft-fp/fixdfti.c: New file.
15492 * soft-fp/fixtfti.c: New file.
15493 * soft-fp/fixunssfti.c: New file.
15494 * soft-fp/fixunsdfti.c: New file.
15495 * soft-fp/fixunstfti.c: New file.
15496 * soft-fp/extendxftf.c: New file.
15497 * soft-fp/trunctfxf.c: New file.
15499 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15500 (__trunctfxf2): Ditto.
15502 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15503 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15504 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15505 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15506 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15507 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15509 * config/i386/t-fprules-softfp64: New file.
15510 * config/i386/sfp-machine.h: New file.
15511 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15512 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15513 and soft-fp/t-softfp to tmake_file.
15514 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15515 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15517 * config/i386/t-linux64 (softfp_wrap_start): New.
15518 (softfp_wrap_end): New.
15519 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15520 supported for TARGET_64BIT.
15522 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15524 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15525 c_common_unsigned_type behavior.
15527 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15529 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15532 2007-05-16 Eric Christopher <echristo@apple.com>
15534 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15535 saving after stack push. Set sp_offset whenever we push.
15536 (rs6000_emit_epilogue): Move altivec register restore before
15539 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15541 * configure.ac: Allow sysroots to be relocated under $prefix as
15542 well as $exec_prefix.
15543 * configure: Regenerate.
15545 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15549 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15551 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15552 (gcc_tooldir): Likewise.
15553 * configure: Regenerate.
15554 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15555 old configure.ac gcc_tooldir setting.
15556 (prefix_to_exec_prefix): New variable.
15557 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15558 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15560 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15562 * c-typeck.c (build_binary_op): Return early for error.
15564 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15566 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15567 struct nb_iter_bound.
15568 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15569 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15570 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15571 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15572 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15573 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15574 (del_scev_info): Use ggc_free.
15575 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15576 * loop-init.c: Include ggc.h.
15577 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15578 (loop_optimizer_finalize): Use ggc_free.
15579 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15580 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15581 pass_iv_optimize): Add TODO_ggc_collect.
15582 * function.h (struct function): Remove skip marker from
15584 * cfgloop.c: Include ggc.h.
15585 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15587 (establish_preds): Vector superloops is gc allocated.
15588 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15590 (flow_loops_find): Vector larray is gc allocated.
15591 (loop_exit_free): Use ggc_free.
15592 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15593 that head of exits list is now not a part of struct loop.
15594 (record_loop_exits): Allocate exits table in gc memory.
15595 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15596 that head of exits list is now not a part of struct loop.
15597 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15598 struct loop_exit): Add GTY marker.
15599 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15600 Add skip marker to aux field. Make head of exits list a separate
15602 (struct loops): Add GTY marker. Make larray vector gc allocated.
15603 Add param marker to exits table.
15604 (get_loops): Type changed.
15605 * Makefile.in (tree-scalar-evolution.o): Add
15606 gt-tree-scalar-evolution.h dependency.
15607 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15608 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15609 * basic-block.h (struct basic_block_def): Remove skip marker from
15612 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15614 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15615 of 0 in the call to expand_expr().
15616 (expand_builtin_mathfn_3): Ditto.
15617 (expand_builtin_interclass_mathfn): Ditto.
15618 (expand_builtin_cexpi): Ditto.
15619 (expand_builtin_int_roundingfn): Ditto.
15620 (expand_builtin_int_roundingfn_2): Ditto.
15621 (expand_builtin_pow): Ditto.
15622 (expand_builtin_powi): Ditto.
15623 (expand_builtin_bswap): Ditto.
15624 (expand_builtin_unop): Ditto.
15625 (expand_builtin_fabs): Ditto.
15626 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15627 the call to expand_expr().
15628 (expand_builtin_sync_operation): Ditto.
15629 (expand_builtin_compare_and_swap): Ditto.
15630 (expand_builtin_lock_test_and_set): Ditto.
15631 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15632 instead of 0 in the call to expand_expr().
15633 (expand_builtin_extract_return_addr): Ditto.
15634 (expand_builtin_eh_return): Ditto.
15635 (expand_eh_return): Ditto.
15636 * explow.c (expr_size): Ditto.
15637 * expr.c (optimize_bitfield_assignment_op): Ditto.
15638 (expand_assignement): Ditto.
15639 (store_expr): Ditto.
15640 (store_field): Ditto.
15641 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15642 the call to expand_expr().
15643 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15644 in the call to expand_expr().
15645 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15646 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15647 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15649 * optabs.c (expand_vec_shift_expr): Ditto.
15650 (expand_vec_cond_expr): Ditto.
15651 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15652 call to expand_expr().
15653 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15654 in the call to expand_expr().
15656 2007-05-14 Dave Korn <dave.korn@artimi.com>
15658 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15660 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15662 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15663 instead of c_common_unsigned_type.
15664 (c_common_unsigned_type): Remove.
15665 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15666 c_common_unsigned_type.
15667 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15668 c_common_unsigned_type.
15669 * c-common.h (c_common_unsigned_type): Remove.
15670 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15671 c_common_unsigned_type.
15672 * c-format.c (check_format_types): Use unsigned_type_for instead of
15673 c_common_unsigned_type.
15674 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15675 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15676 of c_common_unsigned_type.
15677 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15678 lang_hooks.types.unsigned_type.
15679 * expmed.c (make_tree): Use unsigned_type_for instead of
15680 lang_hooks.types.unsigned_type.
15681 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15682 lang_hooks.types.unsigned_type.
15683 (build_range_check): Likewise.
15684 (fold_unary): Likewise.
15685 (fold_binary): Likewise.
15686 (fold_ternary): Likewise.
15687 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15688 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15689 * tree.c (get_unsigned_type): New.
15690 (unsigned_type_for): Use get_unsigned_type instead of
15691 lang_hooks.types.unsigned_type.
15693 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15695 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15696 to m68k_get_function_kind. Update its prototype.
15697 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15699 (m68k_interrupt_function_p): Return enum m68k_function_type
15700 instead of bool. Rename to m68k_get_function_kind.
15701 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15702 target is not fido.
15703 (m68k_compute_frame_layout): Don't mark any register for save
15704 if an interrupt_thread attribute is specified.
15705 (m68k_hard_regno_rename_ok): Update a use of
15706 m68k_interrupt_function_p.
15707 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15708 m68k_interrupt_function_p.
15709 (m68k_function_type): New.
15710 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15711 for a function with an interrupt_thread attribute.
15712 * doc/extend.texi: Document the interrupt_thread attribute.
15714 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15716 Fix PR tree-optimization/31911
15717 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15718 if they didn't change the expression.
15720 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15722 * tree-scalar-evolution.c (resolve_mixers): Exported.
15723 * tree-scalar-evolution.h (resolve_mixers): Declare.
15724 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15725 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15726 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15727 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15728 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15729 strip_conversion, analyze_offset_expr, address_analysis,
15730 object_analysis, analyze_offset): Removed.
15731 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15732 split_constant_offset, canonicalize_base_object_address,
15733 object_address_invariant_in_loop_p, disjoint_objects_p,
15734 dr_may_alias_p, dr_address_invariant_p): New functions.
15735 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15736 and dr_analyze_alias.
15737 (initialize_data_dependence_relation): Use dr_may_alias_p
15738 and object_address_invariant_in_loop_p.
15739 (compute_self_dependence): Handle the case when
15740 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15741 (find_data_references_in_stmt): Restrict the analysis of data
15742 references to the given loop nest.
15743 (find_data_references_in_loop): Made static. Pass loop nest to
15744 find_data_references_in_stmt.
15745 (compute_data_dependences_for_loop): Use DR_VOPS.
15746 (free_data_ref): Free DR_VOPS.
15747 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15748 (struct innermost_loop_behavior): ... new.
15749 (struct base_object_info): Replaced by ...
15750 (struct indices): ... new.
15751 (struct dr_alias): New.
15752 (enum data_ref_type): Removed.
15753 (struct data_reference): Consist of struct innermost_loop_behavior,
15754 struct indices and struct dr_alias.
15755 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15756 (DR_MEMTAG): Renamed to ...
15757 (DR_SYMBOL_TAG): ... this.
15758 (find_data_references_in_loop): Declaration removed.
15759 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15760 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15761 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15762 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15764 2007-05-13 Revital Eres <eres@il.ibm.com>
15766 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15767 which walks virtual def-use chains to find redundant stores.
15768 (dse_optimize_stmt): Call it.
15770 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15772 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15773 * passes.c (init_optimization_passes): Move pass_jump_bypass
15776 * basic-block.h (bb_has_eh_pred): Fix style issue.
15778 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15780 PR rtl-optimization/31848
15781 * loop-invariant.c (move_invariant_reg): If we move an insn
15782 with a REG_EQUAL note, and that insn is not always executed,
15783 remove the REG_EQUAL note.
15785 2007-05-12 Richard Guenther <rguenther@suse.de>
15787 PR tree-optimization/31797
15788 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15789 propagate into a stmt that has volatile ops.
15791 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15793 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15794 (gcc_tooldir): Likewise.
15795 * configure: Regenerate.
15796 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15797 old configure.ac gcc_tooldir setting.
15798 (prefix_to_exec_prefix): New variable.
15799 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15800 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15802 2007-05-11 Silvius Rus <rus@google.com>
15804 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15805 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15806 * c-common.h (strict_aliasing_warning): Change return type.
15807 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15808 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15809 (build_c_cast): Condition call to strict_aliasing_warning.
15810 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15811 * flags.h (set_Wstrict_aliasing): Declare.
15812 * opts.c (set_Wstrict_alising): Define, add call to.
15813 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15814 * tree-ssa-alias-warnings.c: New file.
15815 * tree-ssa-alias.c (compute_may_aliases): Add call to
15816 strict_aliasing_warning_backend.
15818 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15820 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15821 Use loop_depth and loop_outer accessor functions.
15822 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15823 determine_invariantness_stmt, move_computations_stmt): Ditto.
15824 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15825 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15826 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15827 * tree-scalar-evolution.c (interpret_loop_phi,
15828 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15829 instantiate_parameters_1, scev_const_prop): Ditto.
15830 * cfghooks.c (make_forwarder_block): Ditto.
15831 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15832 * modulo-sched.c (loop_canon_p): Ditto.
15833 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15834 slpeel_can_duplicate_loop_p): Ditto.
15835 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15836 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15837 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15838 cancel_loop, verify_loop_structure): Ditto.
15839 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15840 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15841 superloops vector instead of "pred" array.
15842 (establish_preds): Take father loop as an argument. Initialize the
15844 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15845 Do not initialize loop->outer.
15846 (flow_loop_tree_node_remove): Truncate the superloops vector.
15847 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15848 "pred" merged to "superloops" vector.
15849 (loop_depth, loop_outer): New.
15850 (fel_init): Use loop_outer.
15852 2007-05-11 Jan Hubicka <jh@suse.cz>
15854 * cgraphunit.c: Include gt-cgraphunit.h
15855 (static_ctors, static_dtors): New static vars.
15856 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15857 based on implementation in c-common.c
15858 (cgraph_finalize_function): Call record_cdtor_fn.
15859 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15860 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15861 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15862 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15863 build_cdtor, c_build_cdtor_fns): Remove.
15864 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15865 c_build_cdtor_fns): Remove prototype.
15867 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15870 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15871 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15872 * builtins.c (fold_builtin_memchr): New.
15873 (expand_builtin_memchr): Call the latter.
15874 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15875 * doc/extend.texi ([Other built-in functions provided by GCC]):
15878 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15880 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15881 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15882 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15883 PFPO_OP1_TYPE_SHIFT): Constants added.
15884 (DFP_ALL): Mode macro defined.
15885 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15886 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15887 Insn definitions added.
15888 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15889 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15892 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15894 PR tree-optimization/31885
15895 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15896 NULL_TREE to be undetermined.
15897 (automatically_generated_chrec_p): Return false for NULL.
15899 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15901 * config/bfin/bfin.h (MOVE_RATIO): Define.
15903 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15905 * config.gcc (sparc-wrs-vxworks): New target.
15906 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15907 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15908 * config/sparc/sparc.h: Include vxworks-dummy.h.
15909 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15910 include LABEL_REFs too.
15911 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15912 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15914 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15916 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15917 (sparc_emit_call_insn): New function.
15918 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15919 functions when generating VxWorks PIC.
15920 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15921 (call, call_value): Use sparc_emit_call_insn instead of
15924 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15926 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15928 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15930 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15931 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15932 split_double instead of operand_subword.
15934 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15936 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15937 * config/bfin/bfin.c (bfin_local_alignment): New function.
15938 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15940 2007-05-08 Chao-ying Fu <fu@mips.com>
15942 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15943 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15944 (smsub_widen_optab, umsub_widen_optab): Define.
15945 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15947 * genopinit.c (optabs): Fill in smsub_widen_optab and
15949 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15950 and umsub_widen_optab to implement multiply-subtract sequences.
15951 * config/mips/mips.md (*msac<u>_di): Rename to...
15952 (<u>msubsidi4): ...this. Extend condition to include
15953 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15954 of operand 0 to "ka" and use the three-operand form of msub<u>
15956 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15959 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15961 PR rtl-optimization/28011
15962 * reload.c (push_reload): Set dont_share if IN appears in OUT
15963 also when IN is a PLUS rtx.
15964 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15967 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15969 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15970 call unshare_all_decls.
15971 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15972 (unshare_all_decls): Remove.
15974 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15977 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15980 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15981 Nigel Stephens <nigel@mips.com>
15983 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15984 Update comments and all uses.
15985 (MIN_FPRS_PER_FMT): Define.
15986 * config/mips/mips.c (function_arg): Fix to correctly handle
15987 the -mips32r2 -mfp64 -mabi=32 case.
15988 (override_options): Enable use of odd-numbered registers for
15989 SFmode values on MIPS32.
15990 (mips_save_reg_p): Save whole floating-point register pair if
15991 either half is used.
15992 (compute_frame_size): Fix comment.
15994 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15996 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15997 argument of type bool.
15998 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15999 argument. Safely select temporary P register according to it.
16000 (do_link): Change call site of add_to_reg accordingly.
16001 (do_unlink): Add epilogue_p as a fourth argument and pass it
16003 (expand_interrupt_handler_epilogue): Change call of do_unlink
16005 (bfin_expand_prologue): Add a third argument sibcall_p.
16006 * config/bfin/bfin.md (epilogue): Change call of
16007 bfin_expand_epilogue accordingly.
16008 (sibcall_epilogue): Likewise.
16009 (eh_return_internal): Likewise.
16011 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16012 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16013 * config/bfin/bfin.c (bfin_handle_option): Handle
16014 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16015 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16016 Support bf534, bf536 and bf561.
16017 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16019 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16022 * config/i386/i386.c (ix86_function_regparm): Process local
16023 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16025 2007-05-07 Mike Stump <mrs@apple.com>
16027 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16028 also checks for and while statements in C++.
16030 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16032 * gcc.c (at_file_supplied): New variable.
16033 (main): Set it if we expanded argv.
16034 (do_spec_1): Pass an @-file to the linker if we were called with
16035 an @-file argument and HAVE_GNU_LD.
16036 * collect2.c (at_file_supplied): New variable.
16037 (response_file): New variable.
16038 (collect_exit): Unlink response_file if necessary.
16039 (handler): Likewise.
16040 (do_wait): Likewise.
16041 (main): Set at_file_supplied if we expanded argv.
16042 (collect_execute): Pass an @-file to subprocesses if we were called
16043 with an @-file argument.
16044 * configure.ac: Add define for HAVE_GNU_LD.
16045 * configure: Regenerate.
16046 * config.in: Regenerate.
16048 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16050 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16051 operand to HI mode.
16056 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16058 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16059 (TARGET_ENCODE_SECTION_INFO): Re-define.
16060 (m32c_encode_section_info): New
16061 (function_vector_handler): New
16062 (current_function_special_page_vector): New
16063 (m32c_special_page_vector_p): New.
16064 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16066 * config/m32c/jump.md: Added instruction JSRS for functions
16067 with attribute "function_vector".
16068 * doc/extend.texi (function_vector): Added description
16069 for M16C, M32C targets.
16071 2007-05-07 DJ Delorie <dj@redhat.com>
16074 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16075 ashrpsi3, lshrpsi3): Update shift count constraint.
16077 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16078 Nathan Froyd <froydnj@codesourcery.com>
16081 * c-incpath.c (add_path): Strip trailing path separators.
16083 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16085 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16086 Free dominance info before purging EH edges.
16087 (eliminate_degenerate_phis): Likewise.
16088 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16090 2007-05-07 Jan Hubicka <jh@suse.cz>
16092 * gimplify.c (gimplify_expr): Do not crash when folding
16093 (void *)(int)&a + 4.
16095 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16098 * c-opts.c (lang_fortran): Make it non static.
16099 * c-common.h (lang_fortran): New prototype.
16100 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16101 -lang-fortran option was passed by the driver.
16103 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16105 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16106 of ASSERT_CHECKING. Tweak message.
16108 2007-05-06 Revital Eres <eres@il.ibm.com>
16111 * loop-unroll.c (insert_var_expansion_initialization):
16112 Initialize the expansions with -zero instead of +zero.
16114 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16116 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16117 into pic and non-pic versions. Mark r19 as used for
16118 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16119 for tgd_load, tld_load and tie_load .
16120 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16121 version of tgd_load, tld_load and tie_load depending on the
16124 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16125 Jakub Jelinek <jakub@redhat.com>
16127 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16128 (__do_global_dtors_aux): Use more paranoid loop to run
16129 destructors if HIDDEN_DTOR_LIST_END.
16130 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16132 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16134 * varasm.c (align_variable): Don't increase alignment for
16135 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16136 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16138 2007-05-04 Josh Conner <jconner@apple.com>
16140 * basic-block.h (cdi_direction): Assign values to all enumeration
16142 (dom_computed): Remove.
16143 (dom_info_state): New.
16144 (set_dom_info_availability): New.
16145 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16146 walk_data.dom_direction.
16147 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16148 instead of dom_computed[].
16149 (split_edge): Likewise.
16150 (create_basic_block): Likewise.
16151 (merge_blocks): Likewise.
16152 * ifcvt.c (find_if_header): Likewise.
16153 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16154 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16155 * tree-ssa.c (verify_ssa): Likewise.
16156 * tree-cfg.c (tree_verify_flow_info): Likewise.
16157 (remove_edge_and_dominated_blocks): Likewise.
16158 * dominance.c (dom_computed): Make static.
16159 (calc_dfs_tree_nonrec): Change third param to a bool.
16160 (calc_dfs_tree): Change second param to a bool.
16161 (calc_idioms): Change second param to a bool. Use
16162 dom_convert_dir_to_idx.
16163 (init_dom_info): Validate dir before using.
16164 (dom_convert_dir_to_idx): New.
16165 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16166 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16167 (free_dominance_info): Use dom_convert_dir_to_idx.
16168 (get_immediate_dominator): Likewise.
16169 (set_immediate_dominator): Likewise.
16170 (get_dominated_by): Likewise.
16171 (redirect_immediate_dominators): Likewise.
16172 (nearest_common_denominator): Likewise.
16173 (dominated_by_p): Likewise.
16174 (bb_dom_dfs_in): Likewise.
16175 (bb_dom_dfs_out): Likewise.
16176 (recount_dominator): Likewise.
16177 (iterate_fix_dominators): Likewise.
16178 (add_to_dominance_info): Likewise.
16179 (delete_from_dominance_info): Likewise.
16180 (first_dom_son): Likewise.
16181 (next_dom_son): Likewise.
16182 (dom_info_available_p): Likewise.
16183 (dom_info_state): New.
16184 (set_dom_info_availability): New.
16186 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16188 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16190 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16192 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16194 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16195 (subdi3, subdi_carry): Delete.
16197 2007-05-04 Jan Hubicka <jh@suse.cz>
16198 Richard Guenther <rguenther@suse.de>
16200 * opts.c (decode_options): Do not fiddle with inlining
16201 parameters in case of optimizing for size.
16202 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16203 for size do nothing.
16204 (cgraph_decide_inlining_of_small_function): When optimizing for
16205 size never inline functions increasing caller size.
16206 (cgraph_early_inlining): Inline for size when optimizing for size.
16208 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16210 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16211 logical operations piecewise.
16212 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16213 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16214 subdi_sesidi_di): Delete.
16215 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16216 the generated sequence. Allow three-reg add in constraints. Rewrite
16217 the rtl expression for carry to avoid zero_extend of a constant.
16218 (sub_with_carry): New pattern.
16219 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16220 different sequence not involving jumps.
16221 (notbi): Now a named pattern.
16223 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16225 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16226 Add the note about a significant loss of accuracy of some
16227 mathematical routines when these options are used.
16229 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16231 * haifa-sched.c (rtx_vec_t): New typedef.
16232 (contributes_to_priority_p): Extract piece of priority () into new
16234 (priority): Use the function. Add assertion.
16235 (rank_for_schedule, set_priorities): Add assertion to check that
16236 insn's priority is initialized.
16237 (clear_priorities, calc_priorities): Change signature. Make it update
16238 all relevant insns. Update all callers ('add_to_speculative_block ()'
16239 and 'create_block_check_twin ()').
16240 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16241 Add new field 'priority_status'.
16242 (INSN_PRIORITY_STATUS): New macro.
16243 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16245 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16247 * sched-ebb.c (debug_ebb_dependencies): New static function.
16248 (init_ready_list): Use it.
16250 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16251 with changed signature and 'debug_rgn_dependencies ()'.
16252 (debug_rgn_dependencies): New static function.
16253 (init_ready_list): Use it.
16255 * sched-int.h (debug_dependencies): Declare.
16257 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16259 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16261 2007-05-04 Dirk Mueller <dmueller@suse.de>
16263 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16265 2007-05-03 Jan Hubicka <jh@suse.cz>
16267 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16268 ((T1)X op (T1)Y), for pointer type in more cases than before.
16270 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16272 * tree-object-size.c (plus_expr_object_size): When operand size is
16273 unknown, return unknown.
16275 2007-05-03 Dirk Mueller <dmueller@suse.de>
16277 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16279 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16282 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16284 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16286 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16288 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16290 * config/soft-fp/double.h, config/soft-fp/extended.h,
16291 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16292 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16293 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16294 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16297 2007-05-03 Ian Lance Taylor <iant@google.com>
16299 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16300 MASK_PPC_GFXOPT for 8540 or 8548.
16302 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16304 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16305 vect_print_dump_info() to output debug information.
16307 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16310 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16311 operands of size 2 when operand is not MEM_P.
16313 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16315 PR tree-optimization/30565
16316 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16318 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16320 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16321 (umulsi3_highpart): Use them.
16322 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16323 for final accumulator to D regisster tranfser.
16325 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16327 PR tree-optimization/31699
16328 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16330 (vect_enhance_data_refs_alignment): Compute peel amount using
16331 TYPE_VECTOR_SUBPARTS instead of vf.
16332 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16334 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16337 * system.h: Remove inclusion of double-int.h
16338 * tree.h: Include double-int.h
16339 * gengtype.c: Likewise
16340 * cfgloop.h: Likewise
16341 * Makefile.in: Adjust dependencies on double-int.h
16343 2007-05-02 Eric Christopher <echristo@apple.com>
16345 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16346 -shared to -Zdynamiclib.
16348 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16351 * c-common.c (strip_pointer_or_array_types): New function.
16352 * c-common.h (strip_pointer_or_array_types): New function declaration.
16354 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16356 PR tree-optimization/31771
16357 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16359 2007-05-02 Paul Brook <paul@codesourcery.com>
16361 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16363 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16365 PR middle-end/29715
16366 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16369 2007-05-02 Nick Clifton <nickc@redhat.com>
16371 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16373 2007-05-02 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/31146
16376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16377 argument, single_use_p. If we have a single use that is
16378 a conversion to the definition rhs type, propagate that rhs.
16379 (forward_propagate_addr_expr): Pass single_use_p argument
16380 to forward_propagate_addr_expr_1.
16382 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16384 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16387 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16389 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16390 'AMD Family 10 core'.
16392 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16394 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16395 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16396 with SSE3 instruction set support.
16397 * doc/invoke.texi: Likewise.
16399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16401 * config/i386/i386.c (override_options): Tuning 32-byte loop
16402 alignment for amdfam10 architecture. Increasing the max loop
16403 alignment to 24 bytes.
16405 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16407 * config/m68k/constraints.md: New.
16408 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16409 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16410 EXTRA_CONSTRAINT): Remove.
16411 * config/m68k/m68k.md: Include constraints.md.
16412 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16414 2007-05-01 Ian Lance Taylor <iant@google.com>
16416 PR tree-optimization/31739
16417 * tree-vrp.c (vrp_val_is_max): New static function.
16418 (vrp_val_is_min): New static function.
16419 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16421 (set_value_range): Use vrp_val_is_{max,min}.
16422 (extract_range_from_assert): Likewise.
16423 (extract_range_from_binary_expr): Likewise.
16424 (extract_range_from_unary_expr): Likewise.
16425 (dump_value_range, vrp_meet): Likewise.
16426 (vrp_visit_phi_node): Likewise.
16427 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16429 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16431 * config/i386/gmon-sol2.c (size_t): New type.
16432 (intptr_t): Likewise.
16433 (s_textsize): Declare as size_t.
16435 (monstartup): Use size_t for sizes.
16436 (_mcount): Save and restore registers.
16437 (internal_mcount): Pass 0 as the first argument to monstartup
16439 (moncontrol): Convert pointer to appropriately sized integer
16440 before passing to profil.
16442 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16444 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16445 __NO_FPRS__, not just if _SOFT_DOUBLE.
16446 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16447 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16448 also for E500 double.
16449 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16450 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16453 2007-05-01 Richard Guenther <rguenther@suse.de>
16455 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16458 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16460 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16462 2007-05-01 Jan Hubicka <jh@suse.cz>
16464 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16467 2007-05-01 Jan Hubicka <jh@suse.cz>
16469 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16470 (maybe_fold_offset_to_reference): Declare.
16471 * fold-const.c (fold_unary): Do not fold
16472 (type *)&A into &A->field_of_type_and_offset_0
16473 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16474 size is unknown, give up.
16475 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16477 (maybe_fold_offset_to_reference): New.
16478 (maybe_fold_stmt_indirect): Use it.
16479 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16480 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16482 (gimplify_expr): Likewise for plus_expr.
16484 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16486 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16487 bsi_after_labels. Always insert statements before bsi.
16488 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16489 * predict.c (apply_return_prediction): Check for empty blocks.
16490 * cfgexpand.c (lab_rtx_for_bb): New variable.
16491 (label_rtx_for_bb): Do not create new tree labels.
16492 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16493 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16494 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16496 (label_for_bb): Add field used.
16497 (update_eh_label, main_block_label): Mark the label used.
16498 (cleanup_dead_labels): Remove unused labels.
16500 2007-05-01 Richard Guenther <rguenther@suse.de>
16502 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16503 if it is not about to be set.
16504 (get_value_range): Do not pre-allocate equiv bitmap.
16505 (update_value_range): No need to clear equiv field.
16506 (add_equivalence): Change prototype to get bitmap pointer.
16507 Allocate bitmap here if it is not already.
16508 (extract_range_from_assert): Do not allocate bitmap here.
16509 Update callers to add_equivalence.
16510 (extract_range_from_ssa_name): Likewise.
16511 (get_vr_for_comparison): New static helper.
16512 (compare_name_with_value): Handle NULL equiv bitmap by
16513 peeling the first iteration of the comparison loop.
16514 Use get_vr_for_comparison.
16515 (compare_names): Handle NULL equiv bitmaps by using fake
16516 ones. Use get_vr_for_comparison.
16518 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16520 * double-int.c (mpz_set_double_int): Moved from
16521 tree-ssa-loop-niter.c.
16522 (mpz_get_double_int): Likewise; also, add option to wrap
16523 out-of-range integers.
16524 * double-int.h: New prototypes for above.
16525 * tree.c (get_static_type_bounds): Moved from
16526 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16527 TYPE_MAX_VALUE if they exist..
16528 * tree.h: New prototype for above.
16529 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16530 get_type_bounds calls.
16531 (mpz_set_double_int): Move to double-int.c.
16532 (get_type_bounds): Move to tree.c, rename to
16533 get_static_type_bounds.
16534 (mpz_to_double_int): Move to double-int.c, rename to
16535 mpz_get_double_int.
16537 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16539 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16540 DIV0 exception can fall through to a normal return.
16542 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16544 PR middle-end/22156
16545 Temporarily revert:
16546 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16547 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16548 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16549 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16550 initialize align to silence bogus warning.
16551 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16552 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16554 (struct sra_walk_fns): Remove use_all parameter from use.
16555 (sra_hash_tree): Handle BIT_FIELD_REFs.
16556 (sra_elt_hash): Don't hash bitfld blocks.
16557 (sra_elt_eq): Skip them in parent compares as well. Handle
16559 (sra_walk_expr): Don't maintain or pass down use_all_p.
16560 (scan_use): Remove use_all parameter.
16561 (scalarize_use): Likewise. Re-expand assignment to
16562 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16563 output, and re-scalarize after output. Don't mark anything
16565 (scalarize_ldst): Adjust.
16566 (scalarize_walk_gimple_modify_statement): Likewise.
16567 (build_element_name_1): Handle BIT_FIELD_REFs.
16568 (instantiate_element): Don't warn for any element whose parent
16569 is used as a whole.
16570 (instantiate_missing_elements_1): Return the sra_elt.
16571 (canon_type_for_field): New.
16572 (try_instantiate_multiple_fields): New.
16573 (instantiate_missing_elemnts): Use them.
16574 (mark_no_warning): Removed.
16575 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16576 (REPLDUP, sra_build_elt_assignment): New.
16577 (generate_copy_inout): Use them.
16578 (generate_element_copy): Likewise. Handle bitfld differences.
16579 (generate_element_zero): Don't recurse for blocks. Use
16580 sra_build_elt_assignment.
16581 (generate_one_element_int): Take elt instead of var. Use
16582 sra_build_elt_assignment.
16583 (generate_element_init_1): Adjust.
16584 (scalarize_use, scalarize_copy): Use REPLDUP.
16585 (scalarize_ldst): Move assert before dereference.
16586 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16588 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16591 * tree.c (reconstruct_complex_type): Reconstruct a reference
16593 Also use the same mode for the pointer as the old pointer type.
16595 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16597 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16600 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16602 PR rtl-optimization/31676
16603 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16604 (df_refs_record): Call it.
16606 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16608 * rtl.def (SS_ABS): New code.
16609 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16610 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16611 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16612 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16613 (bfin_init_builtins): Define them.
16614 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16615 (bfin_expand_builtin): ... and handle the others here.
16616 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16617 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16618 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16619 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16620 operand is only HImode.
16622 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16624 * regclass.c (scan_one_insn): Remove splitting of
16627 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16628 Nigel Stephens <nigel@mips.com>
16630 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16632 2007-04-28 Jan Hubicka <jh@suse.cz>
16634 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16635 insn_locators_alloc instead of insn_locators_initialize;
16636 call reset_block_changes.
16637 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16638 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16639 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16640 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16641 * config/score/score.c (th_output_mi_thunk): Likewise.
16642 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16643 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16644 tolerate uninitialized locator info.
16647 * function.c (init_function_start): Don't init line number info.
16648 (expand_function_end): Update.
16649 (reset_block_changes, record_block_change, finalize_block_changes,
16650 check_block_change, free_block_changes): Kill.
16651 * function.h (reset_block_changes, record_block_change,
16652 finalize_block_changes, check_block_change, free_block_changes):
16654 (struct function): Remove ib_boundaries_block.
16655 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16656 Use curr_insn_locator to initialize locator.
16657 (emit_line_note): Remove.
16658 * cfgexpand.c (expand_gimple_cond_expr): Update.
16659 (construct_exit_block): Likewise.
16660 (tree_expand_cfg): Initialize/finalize locators.
16661 * expr.c (expand_expr_real): Update.
16662 * cfglayout.c (line_locators_locs, line_locators_lines,
16663 file_locators_locs, file_locators_files): Remove.
16664 (set_block_levels): Move to cfgexpand.c.
16665 (insn_locators_initialize): Remove.
16666 (pass_insn_locators_initialize): Remove.
16667 (locations_locators_locs, locations_locators_vals): New static vars.
16668 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16670 (insn_locators_alloc, insn_locators_finalize,
16671 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16673 (locator_location): New.
16674 (locator_line, locator_file): Rewrite.
16675 * rtl.h (emit_line_note): Kill.
16676 (insn_locators_alloc, insn_locators_finalize,
16677 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16679 * tree-inline.c (initialize_cfun): Do not initialize
16680 ib_boundaries_block.
16681 * passes.c (pass_insn_locators_initialize): Remove.
16683 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16685 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16686 info. Update last_basic_block correctly.
16688 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16691 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16692 register itself to hold the offset constant. Tell flow the use
16693 of r4 and r5 when they are used.
16695 2007-04-27 Richard Guenther <rguenther@suse.de>
16697 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16698 if we simplified anything.
16699 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16700 warnings until we did a simplification and the stmt was not
16701 marked as TREE_NO_WARNING.
16703 2007-04-27 Mike Stump <mrs@apple.com>
16705 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16707 2007-04-27 Ian Lance Taylor <iant@google.com>
16709 PR middle-end/31710
16710 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16711 TYPE_MAX_VALUE exist, convert them to the new type.
16713 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16715 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16716 if it claims to be available.
16717 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16718 edge is redirected.
16719 (perform_tree_ssa_dce): Always free postdominators.
16721 2007-04-27 Richard Henderson <rth@redhat.com>
16723 * config/alpha/predicates.md (aligned_memory_operand): Mark
16724 as define_special_predicate.
16725 (unaligned_memory_operand, normal_memory_operand): Likewise.
16726 (reg_or_unaligned_mem_operand): Remove.
16727 (any_memory_operand): Match the documentation and check for
16728 non-renumbered pseudos during reload.
16729 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16730 alpha_secondary_reload_class, update to new interface, make static.
16731 Handle CQImode like HImode. Remove FP subreg check.
16732 (alpha_expand_mov): Use replace_equiv_address.
16733 (alpha_expand_mov_nobwx): Use any_memory_operand.
16734 (TARGET_SECONDARY_RELOAD): New.
16735 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16736 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16737 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16738 * config/alpha/alpha.md: ... here.
16739 (RELOAD12, reloadmode): New.
16741 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16742 Don't handle the aligned case here.
16743 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16744 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16745 reload_inhi_help. Don't expect a scratch register.
16746 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16748 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16750 2007-04-27 Richard Guenther <rguenther@suse.de>
16752 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16754 2007-04-27 Richard Guenther <rguenther@suse.de>
16756 PR tree-optimization/30965
16757 PR tree-optimization/30978
16758 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16759 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16760 (find_equivalent_equality_comparison): Likewise.
16761 (simplify_cond): Likewise.
16762 (get_prop_source_stmt): New helper.
16763 (get_prop_dest_stmt): Likewise.
16764 (can_propagate_from): Likewise.
16765 (remove_prop_source_from_use): Likewise.
16766 (combine_cond_expr_cond): Likewise.
16767 (forward_propagate_comparison): New function.
16768 (forward_propagate_into_cond): Rewrite to use fold for
16770 (tree_ssa_forward_propagate_single_use_vars): Call
16771 forward_propagate_comparison to propagate comparisons.
16773 2007-04-27 Richard Guenther <rguenther@suse.de>
16775 PR tree-optimization/31715
16776 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16777 sure to do computation on the offset in an appropriate
16780 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16782 * reload.h (elimination_target_reg_p): Declare.
16783 * reload.c (find_reloads): Don't apply the reg_rtx move
16784 optimization if the SET_DEST satisfies elimination_target_reg_p.
16785 * reload1.c (elimination_target_reg_p): New function.
16786 (gen_reload): In the move/add2 fallback, make sure that op0
16787 does not overlap the destination register.
16789 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16791 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16792 transform only GIMPLE_MODIFY_STMTs.
16793 * tree-complex.c (expand_complex_operations_1): Ditto.
16794 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16795 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16796 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16798 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16799 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16800 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16801 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16802 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16803 slpeel_add_loop_guard): Ditto.
16804 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16805 * lambda-code.c (perfect_nestify): Ditto.
16806 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16807 before the first statement.
16808 * tree-optimize.c (execute_free_datastructures): Fix comments.
16809 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16810 * tree-flow.h (disband_implicit_edges): Declaration removed.
16811 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16813 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16814 COND_EXPRs without gotos.
16815 (disband_implicit_edges, has_label_p): Removed.
16816 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16817 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16819 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16821 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16822 also for COND_EXPRs.
16823 * cfgexpand.c (label_rtx_for_bb): New function.
16824 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16825 Use label_rtx_for_bb to find the labels.
16826 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16827 last block. Detect fallthru edges.
16829 2007-04-26 Ian Lance Taylor <iant@google.com>
16832 * reload.c (find_reloads_subreg_address): If the address was valid
16833 in the original mode but not in the new mode, reload the whole
16836 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16838 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16839 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16840 (cleanup_control_expr_graph): Do not invalidate dominance info.
16841 Record altered blocks.
16842 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16843 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16844 cleanup_tree_cfg_bb): New functions.
16845 (remove_forwarder_block): Do not maintain the worklist of blocks.
16846 Record altered blocks.
16847 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16848 not over whole cfg.
16849 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16850 delete_unreachable_blocks if dominators are not available.
16851 * tree-inline.c (optimize_inline_calls): Free dominance information
16853 * tree-flow.h (remove_edge_and_dominated_blocks,
16854 cfgcleanup_altered_bbs): Altered.
16855 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16857 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16859 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16860 do not invalidate dominators.
16862 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16864 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16865 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16866 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16867 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16869 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16871 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16873 2007-04-26 Richard Guenther <rguenther@suse.de>
16875 PR tree-optimization/31703
16876 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16877 the right type for the target of the bittest.
16879 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16881 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16882 ix86_sol10_return_in_memory.
16884 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16886 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16889 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16892 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16894 PR tree-optimization/30558
16895 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16896 clear this_state.prev_try.
16898 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16899 Mark Mitchell <mark@codesourcery.com>
16901 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16902 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16903 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16908 * doc/invoke.texi (%:print-asm-header): Document.
16909 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16911 (static_spec_functions): Add print-asm-header.
16912 (main): Print a banner before the --target-help linker options.
16913 (print_asm_header_spec_function): New function.
16915 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16918 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16919 (movsf_ie): Likewise.
16921 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16923 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16925 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16927 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16928 exception for divide-by-zero.
16929 (__umodsi3, __modsi3): Likewise.
16931 2007-04-25 Dirk Mueller <dmueller@suse.de>
16933 * c-typeck.c (build_compound_expr): Annotate warning()
16934 call with OPT_Wunused_value.
16935 * tree-ssa.c (warn_uninit): Annotate warning with
16937 * c-common.c (handle_sentinel_attribute): Annotate warning
16938 call with OPT_Wattributes.
16940 2007-04-25 Thiemo Seufer <ths@mips.com>
16942 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16943 (mips16): Fix typo.
16944 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16945 on to the assembler. Improve handling of -mno-mips16. Add handling
16946 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16947 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16948 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16949 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16951 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16954 * config/i386/winnt.c (i386_pe_file_end): Strip only
16955 USER_LABEL_PREFIX when writing export name.
16957 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16959 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16960 sh/elf.h, vx-common.h and vxworks.h.
16961 * config/sh/sh.h: Include config/vxworks-dummy.h.
16962 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16963 (OVERRIDE_OPTIONS): Use it.
16964 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16965 (vxworks_picreg): New pattern.
16966 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16967 VXWORKS_OS_CPP_BUILTINS.
16968 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16969 to their VXWORKS_* equivalents.
16970 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16971 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16972 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16973 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16974 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16975 -mrtp/-fPIC multilibs.
16976 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16977 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16978 (MULTILIB_OSDIRNAMES): Delete.
16980 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16983 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16985 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16987 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16988 rounding mode to be specified by the caller.
16989 (real_to_mpfr) Likewise.
16990 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16991 include new arguments.
16992 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16994 2007-04-24 Ian Lance Taylor <iant@google.com>
16996 PR tree-optimization/31605
16997 * tree-vrp.c (set_value_range): Check that min and max are not
16998 both overflow infinities.
16999 (set_value_range_to_value): New static function.
17000 (extract_range_from_binary_expr): Call set_value_range_to_value.
17001 (extract_range_from_cond_expr): Likewise.
17002 (extract_range_from_expr): Likewise.
17003 (extract_range_from_unary_expr): Likewise. Don't create a range
17004 which overflows on both sides.
17005 (vrp_meet): Check for a useless range.
17006 (vrp_visit_phi_node): If we see a constant which looks like an
17007 overflow infinity, turn off the TREE_OVERFLOW flag.
17009 2007-04-24 Ian Lance Taylor <iant@google.com>
17011 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17013 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17015 PR diagnostic/25923
17016 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17017 diagnostic message is being built.
17018 * tree-pretty-print.c (dump_generic_node): Only write the
17019 formatted text into BUFFER's stream if we are not building a
17020 diagnostic message.
17021 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17023 * Makefile.in (toplev.o): Depend on tree-pass.h.
17025 2007-04-24 Ian Lance Taylor <iant@google.com>
17027 PR tree-optimization/31602
17028 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17029 conditionals in the copied loop header.
17030 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17031 warnings if TREE_NO_WARNING is set.
17032 * doc/invoke.texi (Warning Options): Clarify that
17033 -Wstrict-overflow does not warn about loops.
17035 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17037 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17038 expand on the comment about _Decimal128 arguments and check the
17039 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17040 that _Decimal128 argument uses even/odd register pair.
17041 (function_arg): Ditto.
17043 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17045 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17046 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17048 2007-04-24 Richard Guenther <rguenther@suse.de>
17049 Olga Golovanevsky <olga@il.ibm.com>
17051 * fold-const.c (multiple_of_p): Check for bottom
17054 2007-04-24 Richard Henderson <rth@redhat.com>
17056 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17057 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17058 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17059 looking for non-zero bits shifted out. Avoid a recursive call
17060 when constructing the scalar.
17061 (__floatundisf): Likewise.
17063 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17065 * dwarf2out.c (field_byte_offset): Move the existing logic
17066 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17067 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17069 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17072 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17073 length argument of 0 for memset.
17074 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17075 unsigned shift instead of the signed variant.
17077 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17079 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17080 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17081 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17082 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17083 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17084 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17085 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17086 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17087 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17088 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17089 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17090 "mul<mode>3", "div<mode>3"): Insn definitions added.
17091 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17092 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17093 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17094 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17095 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17096 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17097 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17098 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17099 TARGET_FLOAT_FORMAT): Macro definitions removed.
17100 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17101 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17102 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17103 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17104 (s390_gen_rtx_const_DI): Function removed.
17105 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17107 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17109 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17110 over an external ffs function.
17112 2007-04-24 Chao-ying Fu <fu@mips.com>
17113 Richard Sandiford <richard@nildram.co.uk>
17115 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17116 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17117 (smadd_widen_optab, umadd_widen_optab): Define.
17118 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17120 * genopinit.c (optabs): Fill in smadd_widen_optab and
17122 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17123 and umadd_widen_optab to implement multiply-add sequences.
17124 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17125 (<u>maddsidi4): ...this. Extend condition to include
17126 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17127 of operand 0 to "ka" and use the three-operand form of madd<u>
17129 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17131 * config/mips/constraints.md (ka): New register constraint.
17133 2007-04-24 Jan Hubicka <j@suse.cz>
17137 2007-04-23 Jan Hubicka <jh@suse.cz>
17138 * function.c (init_function_start): Don't init line number info.
17139 (expand_function_end): Update.
17140 (reset_block_changes, record_block_change, finalize_block_changes,
17141 check_block_change, free_block_changes): Kill.
17142 * function.h (reset_block_changes, record_block_change,
17143 finalize_block_changes, check_block_change, free_block_changes):
17145 (struct function): Remove ib_boundaries_block.
17146 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17147 Use curr_insn_locator to initialize locator.
17148 (emit_line_note): Remove.
17149 * cfgexpand.c (expand_gimple_cond_expr): Update.
17150 (construct_exit_block): Likewise.
17151 (tree_expand_cfg): Initialize/finalize locators.
17152 * expr.c (expand_expr_real): Update.
17153 * cfglayout.c (line_locators_locs, line_locators_lines,
17154 file_locators_locs, file_locators_files): Remove.
17155 (set_block_levels): Move to cfgexpand.c.
17156 (insn_locators_initialize): Remove.
17157 (pass_insn_locators_initialize): Remove.
17158 (locations_locators_locs, locations_locators_vals): New static vars.
17159 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17161 (insn_locators_alloc, insn_locators_finalize,
17162 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17164 (locator_location): New.
17165 (locator_line, locator_file): Rewrite.
17166 * rtl.h (emit_line_note): Kill.
17167 (insn_locators_alloc, insn_locators_finalize,
17168 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17170 * tree-inline.c (initialize_cfun): Do not initialize
17171 ib_boundaries_block.
17172 * passes.c (pass_insn_locators_initialize): Remove.
17174 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17176 * doc/invoke.texi: Removed leading '-' from option index entries.
17178 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17180 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17182 (create_phi_node): Use set_phi_nodes.
17183 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17184 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17185 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17186 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17187 (bsi_start, bsi_last): Use bb_stmt_list.
17188 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17189 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17190 Traverse the statements using tsi iterator.
17191 * basic-block.h (struct basic_block_def): Fields stmt_list
17192 and phi_nodes moved to ...
17193 (struct tree_bb_info): ... new structure.
17194 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17195 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17196 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17197 (tree_verify_flow_info): Verify that il.tree is not set for
17198 entry and exit block.
17199 (tree_split_block): Use set_bb_stmt_list.
17201 2007-04-23 Mike Stump <mrs@apple.com>
17203 * config/i386/i386.c (ix86_tune_features
17204 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17207 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17209 * config/i386/i386.md (prefix_extra): New attribute.
17210 (length): Add prefix_extra.
17212 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17213 (sse2_movntv2di): Likewise.
17214 (sse2_cvtps2dq): Likewise.
17215 (sse2_cvtpd2pi): Likewise.
17216 (sse2_cvttpd2pi): Likewise.
17217 (*sse2_cvtpd2ps): Likewise.
17218 (*add<mode>3): Likewise.
17219 (sse2_ssadd<mode>3): Likewise.
17220 (sse2_usadd<mode>3): Likewise.
17221 (*sub<mode>3): Likewise.
17222 (sse2_sssub<mode>3): Likewise.
17223 (sse2_ussub<mode>3): Likewise.
17224 (*mulv8hi3): Likewise.
17225 (*smulv8hi3_highpart): Likewise.
17226 (*umulv8hi3_highpart): Likewise.
17227 (sse2_umulv2siv2di3): Likewise.
17228 (sse2_pmaddwd): Likewise.
17229 (ashr<mode>3): Likewise.
17230 (lshr<mode>3): Likewise.
17231 (ashl<mode>3): Likewise.
17232 (sse2_ashlti3): Likewise.
17233 (sse2_lshrti3): Likewise.
17234 (*umaxv16qi3): Likewise.
17235 (*smaxv8hi3): Likewise.
17236 (*uminv16qi3): Likewise.
17237 (*sminv8hi3): Likewise.
17238 (sse2_eq<mode>3): Likewise.
17239 (sse2_gt<mode>3): Likewise.
17240 (*and<mode>3): Likewise.
17241 (sse2_nand<mode>3): Likewise.
17242 (*ior<mode>3): Likewise.
17243 (*xor<mode>3): Likewise.
17244 (sse2_packsswb): Likewise.
17245 (sse2_packssdw): Likewise.
17246 (sse2_packuswb): Likewise.
17247 (sse2_punpckhbw): Likewise.
17248 (sse2_punpcklbw): Likewise.
17249 (sse2_punpckhwd): Likewise.
17250 (sse2_punpcklwd): Likewise.
17251 (sse2_punpckhdq): Likewise.
17252 (sse2_punpckldq): Likewise.
17253 (sse2_punpckhqdq): Likewise.
17254 (sse2_punpcklqdq): Likewise.
17255 (*sse2_pinsrw): Likewise.
17256 (*sse2_pextrw): Likewise.
17257 (sse2_pshufd_1): Likewise.
17258 (sse2_uavgv16qi3): Likewise.
17259 (sse2_uavgv8hi3): Likewise.
17260 (sse2_psadbw): Likewise.
17261 (sse2_pmovmskb): Likewise.
17262 (*sse2_maskmovdqu): Likewise.
17263 (*sse2_maskmovdqu_rex64): Likewise.
17264 (sse4a_extrqi): Likewise.
17265 (sse4a_extrq): Likewise.
17266 (sse3_lddqu): Set prefix_rep.
17267 (sse3_addsubv4sf3): Likewise.
17268 (sse3_haddv4sf3): Likewise.
17269 (sse3_hsubv4sf3): Likewise.
17270 (sse_cvtss2si): Likewise.
17271 (sse_cvtss2si_2): Likewise.
17272 (sse_cvtss2siq): Likewise.
17273 (sse_cvtss2siq_2): Likewise.
17274 (sse_cvttss2si): Likewise.
17275 (sse_cvttss2siq): Likewise.
17276 (sse2_cvttps2dq): Likewise.
17277 (sse3_movshdup): Likewise.
17278 (sse3_movsldup): Likewise.
17279 (sse2_cvtsd2si): Likewise.
17280 (sse2_cvtsd2si_2): Likewise.
17281 (sse2_cvtsd2siq): Likewise.
17282 (sse2_cvtsd2siq_2): Likewise.
17283 (sse2_cvttsd2si): Likewise.
17284 (sse2_cvttsd2siq): Likewise.
17285 (*sse2_cvtpd2dq): Likewise.
17286 (*sse2_cvttpd2dq): Likewise.
17287 (sse2_pshuflw_1): Likewise.
17288 (sse2_pshufhw_1): Likewise.
17289 (sse4a_insertqi): Likewise.
17290 (sse4a_insertq): Likewise.
17291 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17292 (ssse3_phadddv4si3): Likewise.
17293 (ssse3_phaddswv8hi3): Likewise.
17294 (ssse3_phsubwv8hi3): Likewise.
17295 (ssse3_phsubdv4si3): Likewise.
17296 (ssse3_phsubswv8hi3): Likewise.
17297 (ssse3_pmaddubswv8hi3): Likewise.
17298 (ssse3_pmulhrswv8hi3): Likewise.
17299 (ssse3_pshufbv16qi3): Likewise.
17300 (ssse3_psign<mode>3): Likewise.
17301 (ssse3_palignrti): Likewise.
17302 (abs<mode>2): Likewise.
17303 (ssse3_phaddwv4hi3): Set prefix_extra.
17304 (ssse3_phadddv2si3): Likewise.
17305 (ssse3_phaddswv4hi3): Likewise.
17306 (ssse3_phsubwv4hi3): Likewise.
17307 (ssse3_phsubdv2si3): Likewise.
17308 (ssse3_phsubswv4hi3): Likewise.
17309 (ssse3_pmaddubswv4hi3): Likewise.
17310 (ssse3_pmulhrswv4hi3): Likewise.
17311 (ssse3_pshufbv8qi3): Likewise.
17312 (ssse3_psign<mode>3): Likewise.
17313 (ssse3_palignrdi): Likewise.
17314 (abs<mode>2): Likewise.
17315 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17316 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17317 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17319 2007-04-23 Nick Clifton <nickc@redhat.com>
17321 * params.def: Fix formatting of emacs local variables.
17323 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17326 move if inter-unit move isn't allowed.
17327 Don't split moving the first element of V2DI to DI to inter-unit
17328 move if inter-unit move isn't allowed.
17330 2007-04-23 Richard Guenther <rguenther@suse.de>
17332 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17333 and CDI_POST_DOMINATORS separately.
17335 2007-04-23 Nick Clifton <nickc@redhat.com>
17337 * c.opt (Wformat-contains-nul): Add warning attribute.
17339 2007-04-23 Jan Hubicka <jh@suse.cz>
17341 * function.c (init_function_start): Don't init line number info.
17342 (expand_function_end): Update.
17343 (reset_block_changes, record_block_change, finalize_block_changes,
17344 check_block_change, free_block_changes): Kill.
17345 * function.h (reset_block_changes, record_block_change,
17346 finalize_block_changes, check_block_change, free_block_changes):
17348 (struct function): Remove ib_boundaries_block.
17349 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17350 Use curr_insn_locator to initialize locator.
17351 (emit_line_note): Remove.
17352 * cfgexpand.c (expand_gimple_cond_expr): Update.
17353 (construct_exit_block): Likewise.
17354 (tree_expand_cfg): Initialize/finalize locators.
17355 * expr.c (expand_expr_real): Update.
17356 * cfglayout.c (line_locators_locs, line_locators_lines,
17357 file_locators_locs, file_locators_files): Remove.
17358 (set_block_levels): Move to cfgexpand.c.
17359 (insn_locators_initialize): Remove.
17360 (pass_insn_locators_initialize): Remove.
17361 (locations_locators_locs, locations_locators_vals): New static vars.
17362 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17364 (insn_locators_alloc, insn_locators_finalize,
17365 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17367 (locator_location): New.
17368 (locator_line, locator_file): Rewrite.
17369 * rtl.h (emit_line_note): Kill.
17370 (insn_locators_alloc, insn_locators_finalize,
17371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17373 * tree-inline.c (initialize_cfun): Do not initialize
17374 ib_boundaries_block.
17375 * passes.c (pass_insn_locators_initialize): Remove.
17377 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17379 PR middle-end/31448
17380 * expr.c (reduce_to_bit_field_precision): Handle
17383 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17385 PR tree-optimization/24659
17386 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17387 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17388 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17389 * genopinit.c (optabs): Rename vec_pack_mod_optab
17390 to vec_pack_trunc_optab.
17391 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17392 early for scalar floating point operands for NOP_EXPR.
17393 (vectorizable_type_promotion): Ditto.
17394 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17395 vec_pack_trunc_optab.
17396 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17398 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17399 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17400 Rename from VEC_PACK_MOD_EXPR.
17401 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17402 * expr.c (expand_expr_real_1): Ditto.
17403 * tree-inline.c (estimate_num_insns_1): Ditto.
17404 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17406 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17407 (vec_unpacks_lo_v4sf): Ditto.
17408 (vec_pack_trunc_v2df): Ditto.
17409 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17410 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17411 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17413 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17415 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17417 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17418 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17419 packing of floating point operands.
17420 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17421 represent unpacking of floating point operands.
17422 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17423 [vec_unpacks_hi]: Ditto.
17424 [vec_unpacks_lo]: Ditto.
17426 2007-04-22 Jan Hubicka <jh@suse.cz>
17428 * final.c (rest_of_handle_final): Call
17429 targetm.asm_out.constructor/targetm.asm_out.destructor
17430 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17431 proper priority via decl_*_priority_insert.
17432 * c-common.c (c_expand_body): Likewise.
17434 2007-04-22 Richard Guenther <rguenther@suse.de>
17436 PR tree-optimization/29789
17437 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17438 (rewrite_reciprocal): New helper split out from
17439 determine_invariantness_stmt.
17440 (rewrite_bittest): Likewise.
17441 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17442 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17445 2007-04-22 Revital Eres <eres@il.ibm.com>
17447 * loop-unroll.c (var_to_expand): New field to support also
17448 insns of the form x = something + x.
17449 (analyze_insn_to_expand_var): Use it.
17450 (expand_var_during_unrolling): Likewise.
17452 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17454 * predict.c: Include pointer-set.h.
17455 (bb_predictions): New variable.
17456 (tree_predicted_by_p, tree_predict_edge,
17457 remove_predictions_associated_with_edge): Use bb_predictions map
17458 instead of bb->predictions.
17459 (clear_bb_predictions, assert_is_empty): New functions.
17460 (combine_predictions_for_bb): Use bb_predictions map. Call
17461 clear_bb_predictions.
17462 (tree_estimate_probability): Create and free bb_predictions map.
17463 * Makefile.in (predict.o): Add pointer-set.h dependency.
17464 * basic-block.h (struct basic_block_def): Remove predictions
17466 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17468 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17471 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17474 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17476 * timevar.c (timevar_print): Change reference of --disable-checking to
17477 --enable-checking=release. Also warn if assert checking is disabled.
17479 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17482 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17483 decl as addressable if the compound literal was marked as
17485 Mark the decl as a gimple register if it is a complex or
17486 vector decl and does not live in memory.
17488 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17490 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17491 (GENERIC_NEXT): New function macro.
17492 (PHI_CHAIN): Use phi_node's new chain variable.
17493 (tree_phi_node): Change tree_common to tree_base
17494 and add the chain field.
17495 * tree-phinodes.c (make_phi_node): Don't set
17496 TREE_TYPE on the new node.
17497 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17498 instead of checking GIMPLE_TUPLE_P in chain_next.
17499 * tree-vect-transform.c
17500 (get_initial_def_for_induction): Look at
17501 PHI_RESULT_TREE for the type of the phi node.
17502 (update_vuses_to_preheader): Use PHI_CHAIN
17503 instead of TREE_CHAIN on the phi node.
17504 * tree-ssa-structalias.c (compute_points_to_sets):
17506 (ipa_pta_execute): Likewise.
17508 2007-04-21 Richard Guenther <rguenther@suse.de>
17510 PR middle-end/31136
17511 * fold-const.c (fold_unary): Call fold_convert_const on the
17514 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17516 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17517 (store_killed_in_pat): New.
17519 2007-04-20 Richard Henderson <rth@redhat.com>
17522 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17523 TREE_LIST with a void_type_node value, not void_list_node exactly.
17525 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17527 * doc/standards.texi: Re-arrange into language-specific
17528 subsections. Add a C++ section, documenting which standards we
17531 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17533 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17534 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17536 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17538 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17539 ecrti.o and crtbegin.o.
17540 (LIB_DEFAULT_SPEC): Include -lc.
17541 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17543 2007-04-20 Richard Henderson <rth@redhat.com>
17546 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17547 argument; update all callers.
17548 (get_unaligned_offset): New.
17549 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17550 get_unaligned_address, just pass on the address directly.
17551 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17552 the subreg in the helper patterns.
17553 (unaligned_extendqidi_le): Use get_unaligned_offset.
17554 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17555 (unaligned_extendhidi_be): Likewise.
17556 (unaligned_extendhidi): Tidy.
17557 * config/alpha/alpha-protos.h: Update.
17559 2007-04-20 Richard Henderson <rth@redhat.com>
17561 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17562 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17563 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17564 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17565 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17566 (CPP_SPEC): Don't include %(cpp_subtarget).
17567 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17568 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17569 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17571 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17573 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17574 for __builtin_ia32_cmpordss.
17576 PR tree-optimization/31632
17577 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17578 and arg1 for optimizations of comparison against min/max values.
17579 Fold arg0 to arg1's type for optimizations of comparison against
17580 min+1 and max-1 values.
17582 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17584 * reload.c (combine_reloads): When trying to use a dying register,
17585 check whether it's uninitialized and don't use if so.
17587 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17589 * fold-const.c: Remove prototypes for native_encode_expr and
17590 native_interpret_expr.
17591 (native_encode_expr): Make non-static.
17592 (native_interpret_expr): Likewise.
17593 * tree.h: Add prototypes for the above.
17595 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17597 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17598 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17599 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17600 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17601 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17602 Add length attributes.
17604 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17606 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17609 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17610 __STDC_WANT_DEC_FP__.
17612 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17614 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17615 for long double compatibility.
17616 * configure: Regenerate.
17618 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17620 PR rtl-optimization/29841
17621 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17623 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17624 that may cause control flow transfer from being moved.
17626 2007-04-18 Jan Hubicka <jh@suse.cz>
17628 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17631 2007-04-18 Eric Christopher <echristo@apple.com>
17633 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17634 only. Update operands.
17635 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17636 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17637 link register to pic register.
17639 2007-04-18 Dirk Mueller <dmueller@suse.de>
17641 PR diagnostic/31227
17642 * tree-vrp.c (search_for_addr_array): New.
17643 (check_array_bounds): Suppress warning about
17644 address taken of array refs if its not de-referenced.
17646 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17648 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17649 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17651 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17652 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17653 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17657 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17659 (vect_analyze_scalar_cycles): Fix indentation.
17660 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17661 (vect_mark_relevant): Include phis in relevance analysis.
17663 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17665 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17667 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17668 output_operand_lossage().
17670 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17672 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17673 the unused code for reduction without adjust-in-epilog to simplify the
17676 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17678 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17679 (S390_TDC_NEGATIVE_ZERO): New constant.
17680 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17681 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17682 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17683 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17684 (S390_TDC_POSITIVE_INFINITY): New constant.
17685 (S390_TDC_NEGATIVE_INFINITY): New constant.
17686 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17687 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17688 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17689 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17690 (S390_TDC_INFINITY): New constant.
17691 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17692 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17693 optimization for UNSPEC_CCZ_TO_INT.
17694 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17695 ("*ccz_to_int"): New insn.
17696 ("isinf<mode>2"): New insn.
17697 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17698 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17699 (UNSPEC_CCZ_TO_INT): New constant.
17701 2007-04-18 Richard Guenther <rguenther@suse.de>
17703 PR tree-optimization/19431
17704 PR tree-optimization/21463
17705 * tree-pass.h (pass_phiprop): Declare.
17706 * passes.c (init_optimization_passes): New phiprop pass.
17707 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17708 (phivn_valid_p): New helper function.
17709 (phiprop_insert_phi): Likewise.
17710 (propagate_with_phi): Likewise.
17711 (tree_ssa_phiprop): New propagator propagating loads
17712 through phi nodes if profitable.
17714 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17716 * tree-vect-analyze.c (process_use): New function.
17717 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17718 Check phis in all bbs.
17719 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17722 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17724 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17727 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17730 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17733 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17735 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17737 (sse_vmmulv4sf3): Likewise.
17738 (sse2_vmaddv2df3): Likewise.
17739 (sse2_vmmulv2df3): Likewise.
17741 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17743 PR rtl-optimization/31360
17744 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17745 (target_reg_cost): New.
17746 (init_set_costs): Initialize target_reg_cost. Add comments
17747 regarding the rationale of the costs.
17748 (global_cost_for_size): Renamed to...
17749 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17750 of register pressure.
17751 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17752 estimate_reg_pressure_cost. Add number of ivs.
17753 (determine_set_costs): Dump target_reg_cost.
17754 * loop-invariant.c (gain_for_invariant): Use
17755 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17756 (best_gain_for_invariant, find_invariants_to_move): Remove
17758 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17759 (target_reg_cost): Declare.
17760 (global_cost_for_size): Declaration removed.
17761 (estimate_reg_pressure_cost): Declare.
17763 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17765 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17766 regnos into even/odd register pairs.
17767 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17768 TDmode similar to the other floating point modes.
17769 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17770 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17772 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17773 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17774 (movdd_hardfloat64): Use TARGET_MFPGPR.
17776 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17778 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17781 2005-01-05 Richard Henderson <rth@redhat.com>
17783 * reload1.c (do_input_reload): Restrict the optimization deleteing
17784 a previous output reload to RELOAD_FOR_INPUT.
17786 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17788 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17789 induc_vec_info_type.
17790 (vectorizable_induction): New function declaration.
17791 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17792 check if already vectorized. Find first place in BB where new stmts
17793 can be inserted. Takes only one argument.
17794 (vectorizable_induction): New function.
17795 (vect_transform_stmt): Add case for induc_vec_info_type to call
17796 vectorizable_induction.
17797 (vect_transform_loop): Consider phis for vectorization.
17798 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17800 (analyze_operations): Call vectorizable_induction when analyzing phis.
17802 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17803 (vect_mark_relevant): Include phis in relevance analysis.
17804 (vect_mark_stmts_to_be_vectorize): Likewise.
17805 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17807 2007-04-16 Lawrence Crowl <crowl@google.com>
17809 * doc/invoke.texi (Debugging Options): Add documentation for the
17810 -femit-struct-debug options -femit-struct-debug-baseonly,
17811 -femit-struct-debug-reduced, and
17812 -femit-struct-debug-detailed[=...].
17814 * c-opts.c (c_common_handle_option): Add
17815 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17816 and OPT_femit_struct_debug_detailed_.
17817 * c.opt: Add specifications for
17818 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17819 and -femit-struct-debug-detailed[=...].
17820 * opts.c (set_struct_debug_option): Parse the
17821 -femit-struct-debug-... options.
17822 * opts.c (matches_main_base, main_input_basename,
17823 main_input_baselength, base_of_path, matches_main_base): Add
17824 variables and functions to compare header base name to compilation
17826 * opts.c (should_emit_struct_debug): Add to determine to emit a
17827 structure based on the option.
17828 (dump_struct_debug) Also disabled function to debug this
17830 * opts.c (handle_options): Save the base name of the
17833 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17834 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17835 This hook indicates if a type is generic. Set it by default
17836 to "never generic".
17837 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17838 to determine if a struct type is generic or not.
17839 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17840 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17841 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17842 with live C++ hook.
17844 * flags.h (enum debug_info_usage): Add an enumeration to describe
17845 a program's use of a structure type.
17846 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17847 to indicate the program's usage of the type. Filter structs based
17848 on the -femit-struct-debug-... specification.
17849 (gen_type_die): Split into two routines, gen_type_die and
17850 gen_type_die_with_usage. gen_type_die is now a wrapper
17851 that assumes direct usage.
17852 (gen_type_die_with_usage): Replace calls to gen_type_die
17853 with gen_type_die_with_usage adding the program usage of
17854 the referenced type.
17855 (dwarf2out_imported_module_or_decl): Suppress struct debug
17856 information using should_emit_struct_debug when appropriate.
17858 2007-04-16 Ian Lance Taylor <iant@google.com>
17860 PR tree-optimization/31522
17861 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17862 (vrp_initialize): Allocate vr_phi_edge_counts.
17863 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17864 executable edge. Drop test for all constants.
17865 (vrp_finalize): Free vrp_phi_edge_counts.
17867 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17868 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17870 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17871 predecessors at head rather than tail.
17873 2007-04-16 Matthias Klose <doko@debian.org>
17875 * config/alpha/linux.h (CPP_SPEC): Define.
17876 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17878 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17880 * function.h: Remove sequence_stack extern declaration.
17882 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17884 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17886 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17889 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17891 * config/avr/avr.c (avr_arch_types): Rearranging array.
17892 (enum avr_arch): Add.
17893 (avr_mcu_types): Use avr_arch enumeration constants instead of
17895 * config/avr/avr.h (LINK_SPEC): Simplify.
17897 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17899 * config/m68k/m68k.c (m68k_libcall_value,
17900 m68k_function_value): Use macros for register names more.
17902 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17904 (M68K_REGNAME): Use A6_REG.
17905 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17907 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17909 PR middle-end/28071
17910 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17911 'pending_read_list_length' and 'pending_write_list_length'. Update
17913 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17914 to handle two length counters instead of one. Update all uses.
17915 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17916 two length counters instead of one.
17917 * sched-rgn.c (propagate_deps): Update to handle two length counters
17920 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17923 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17924 copy of source, pass it to ix86_expand_vector_set and return
17927 2007-04-16 David Ung <davidu@mips.com>
17928 Joseph Myers <joseph@codesourcery.com>
17930 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17931 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17932 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17933 Add 74K processor information.
17934 * config/mips/mips.md: Include 74k.md.
17935 (cpu): Add 74kc,74kf,74kx.
17936 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17937 * config/mips/74k.md: New.
17938 * doc/invoke.texi (MIPS Options): Document 74K support.
17940 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17942 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17943 vectorizable_* functions.
17944 * tree-vect-transform.c (vectorizable_call): Add check for
17945 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17946 (vectorizable_store): likewise.
17947 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17949 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17950 (vectorizable_type_promotion, vectorizable_load): Likewise.
17951 (vectorizable_live_operation, vectorizable_condition): Likewise.
17952 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17954 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17956 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17958 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17959 register numbers more.
17960 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17961 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17962 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17963 FUNCTION_VALUE_REGNO_P): Likewise.
17964 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17965 STATIC_CHAIN_REGNUM): Likewise.
17966 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17967 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17968 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17969 * config/m68k/m68k.md (FP_REG): New.
17971 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17973 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17976 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17978 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17979 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17982 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17984 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17987 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17990 * c-decl.c (finish_decl): Grab the type of the decl after the call
17991 to store_init_value.
17993 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17995 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17997 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18000 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18001 dominators, post dominators and cleanup cfg before returning.
18003 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18005 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18006 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18008 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18010 * config.gcc: Recognize fido.
18011 * config/m68k/m68k-devices.def (fidoa): New.
18012 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18014 (FL_FIDOA, TARGET_FIDOA): New.
18015 * config/m68k/m68k.opt (mfidoa): New.
18017 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18019 PR middle-end/31322
18020 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18021 when a personality function is used.
18023 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18025 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18027 2007-04-13 Mike Stump <mrs@apple.com>
18029 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18031 * config/darwin.opt (fapple-kext): Make C++ only.
18032 * config/darwin.c (darwin_override_options): Remove code to ensure
18033 -fapple-kext is given for C++ only.
18035 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18037 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18038 * config/mips/mips.c (override_options): Call
18039 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18041 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18043 * config/i386/i386.opt (msvr3-shlib): Removed.
18045 * doc/invoke.texi: Remove -msvr3-shlib.
18047 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18049 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18050 with "popcnt" instruction.
18052 2007-04-13 Richard Guenther <rguenther@suse.de>
18054 PR tree-optimization/21258
18055 * tree-vrp.c (compare_case_labels): New helper.
18056 (find_switch_asserts): New function.
18057 (find_assert_locations): Call it for SWITCH_EXPRs.
18059 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18061 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18062 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18063 check is now implied in X87_FLOAT_MODE_P.
18064 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18065 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18066 (fix_trunc<mode>_i386_fisttp): Ditto.
18067 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18068 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18069 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18070 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18071 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18072 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18073 (unnamed_splitters): Ditto.
18074 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18075 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18076 FIRST_SSE_REG for local functions when SSE math is enabled or
18077 for functions with sseregparm attribute.
18078 (standard_80387_constant_p): Return -1 if mode is not
18080 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18081 (ix86_expand_compare): Ditto.
18082 (ix86_expand_carry_flag_compare): Ditto.
18083 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18084 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18085 DECIMAL_FLOAT_MODE_P.
18086 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18087 of SCALAR_FLOAT_MODE_P.
18088 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18089 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18090 checks before FLOAT_MODE_P.
18091 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18092 before FLOAT_MODE_P.
18097 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18099 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18100 Charles Wilson <libtool@cwilson.fastmail.fm>
18102 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18103 (libgcc.mvars): Don't depend on them.
18104 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18105 * exec-tool.in: New.
18107 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18109 * doc/invoke.text (--help): Document --help=common.
18111 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18113 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18115 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18117 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18118 * genemit.c (main): Emit #include "integrate.h".
18119 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18120 (LOADGP_RTP): New mips_loadgp_style.
18121 * config/mips/mips.h: Include config/vxworks-dummy.h.
18122 (TARGET_RTP_PIC): New macro.
18123 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18124 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18125 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18126 for TARGET_RTP_PIC.
18127 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18128 -mvxworks-pic when using -mrtp and a PIC option.
18129 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18131 (mips_symbolic_constant_p, mips_symbolic_address_p)
18132 (mips_symbol_insns): Handle SYMBOL_HALF.
18133 (override_options): Warn about -G and -mrtp being used together.
18134 Initialize mips_lo_relocs[SYMBOL_HALF].
18135 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18136 (mips_emit_loadgp): Handle LOADGP_RTP.
18137 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18138 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18139 (tablejump): Handle function-relative case table entries if
18141 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18143 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18145 * config/mips/mips.md (load_call<mode>): Allow any general register.
18147 (sibcall_value_internal, sibcall_value_multiple_internal)
18148 (call_value_internal, call_value_split, call_value_multiple_internal)
18149 (call_value_multiple_split): Remove constraints from operand 0.
18151 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18153 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18154 rather than loadgp_noshared.
18155 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18156 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18158 * config/mips/mips.md (loadgp): Rename to...
18159 (loadgp_newabi): ...this.
18160 (loadgp_noshared): Rename to...
18161 (loadgp_absolute): ...this.
18163 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18165 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18166 false for locally-binding symbols.
18167 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18171 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18172 (SYMBOL_GOT_PAGE_OFST): ...this.
18173 (SYMBOL_GOT_GLOBAL): Rename to...
18174 (SYMBOL_GOT_DISP): ...this.
18175 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18176 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18177 * config/mips/mips.c (mips_global_symbol_p): New function.
18178 (mips_symbol_binds_local_p): Likewise.
18179 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18180 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18181 mips_global_symbol_p and mips_symbol_binds_local_p.
18182 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18183 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18184 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18185 SYMBOL_GOTOFF_DISP.
18186 (mips_ok_for_lazy_binding_p): New function.
18187 (mips_load_call_address, mips_expand_call): Use it.
18188 (mips_dangerous_for_la25_p): Likewise.
18189 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18190 (*got_disp<mode>): Use got_disp_operand instead of
18191 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18192 SYMBOL_GOTOFF_GLOBAL.
18193 (*got_page<mode>): Use got_page_ofst_operand instead of
18195 * config/mips/predicates.md (const_call_insn_operand): Use
18196 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18197 (global_got_operand): Rename to...
18198 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18200 (local_got_operand): Rename to...
18201 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18202 of SYMBOL_GOT_LOCAL.
18204 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18206 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18207 TARGET_CALL_CLOBBERED_GP.
18208 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18209 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18210 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18211 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18212 of TARGET_ABICALLS && !TARGET_NEWABI.
18213 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18214 * config/mips/mips.c (mips_load_call_address): Check
18215 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18216 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18217 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18218 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18219 TARGET_ABICALLS && TARGET_NEWABI.
18220 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18222 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18223 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18224 TARGET_ABICALLS && TARGET_NEWABI.
18225 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18226 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18227 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18228 whether indirect calls must use $25.
18229 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18231 * config/mips/mips.md (jal_macro): Check flag_pic and
18232 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18233 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18234 instead of TARGET_ABICALLS.
18235 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18236 TARGET_ABICALLS && TARGET_OLDABI.
18237 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18238 (sibcall): In the comment above the define_insn, mention
18239 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18240 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18241 instead of TARGET_ABICALLS.
18243 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18245 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18246 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18247 (MACFLAGS_MATCH_P): New macro.
18248 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18249 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18250 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18251 the other MACFLAG constants.
18252 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18253 (flag_machi): Tighten constraints. Renumber some of the operands.
18254 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18256 (flag_machi_parts_acconly): New pattern.
18257 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18259 (flag_macinit1hi): Tighten constraints.
18260 (flag_mul_macv2hi_parts_acconly): New pattern.
18262 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18263 Use a more efficient implementation.
18264 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18265 inline sequences when not optimizing for size.
18267 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18268 movhi_high2low): Delete, merge functionality into...
18269 (packv2hi): ... this pattern.
18271 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18272 * config/bfin/bfin.opt (msim): New option.
18273 (mcpu=): New option.
18274 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18275 (bfin_cpu_t): Typedef of enum bfin_cpu.
18276 (bfin_cpu_type): New declaration.
18277 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18278 -msim and -mcpu= options.
18279 (LIB_SPEC): Likewise.
18280 * config/bfin/bfin.c (bfin_cpu_type): Define.
18281 (bfin_handle_option): Handle -mcpu= option.
18282 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18283 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18284 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18286 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18288 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18289 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18290 (powerpc-wrs-vxworksae): Use ${tm_file}.
18291 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18292 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18293 * config/i386/vx-common.h: New file.
18295 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18297 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18300 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18302 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18305 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18309 * c-common.c (c_build_qualified_type): Set canonical type
18312 2007-04-12 Richard Guenther <rguenther@suse.de>
18314 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18315 lower bound and element size if lower bound is not zero
18316 or either of the ARRAY_REF operands is set.
18318 2007-04-12 Richard Guenther <rguenther@suse.de>
18320 PR tree-optimization/24689
18321 PR tree-optimization/31307
18322 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18324 * gimplify.c (canonicalize_addr_expr): To be consistent with
18325 gimplify_compound_lval only set operands two and three of
18326 ARRAY_REFs if they are not gimple_min_invariant. This makes
18327 it never at this place.
18328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18330 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18332 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18333 null before emitting a .nsubspa directive.
18335 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18337 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18338 need_to_partition_p if there are no memory statements in the
18341 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18343 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18344 (gcd_of_steps_may_divide_p): New function.
18345 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18347 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18349 * reload.c (find_reloads_toplev, find_reloads_address,
18350 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18351 not a pointer equality test, to decide if we need to call
18352 push_reg_equiv_alt_mem.
18354 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18356 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18357 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18359 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18361 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18363 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18364 vector to be positive.
18366 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18370 * doc/invoke.texi: Document --params max-aliased-vops and
18372 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18373 debug_memory_partitions): Move to tree-flow.h
18374 * params.h (AVG_ALIASED_VOPS): Define.
18375 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18377 (mp_info_t): Likewise.
18378 (get_mem_sym_stats_for): New.
18379 (set_memory_partition): Move from tree-flow-inline.h.
18380 (mark_non_addressable): Only clear the set of symbols for the
18381 partition if it exists.
18382 (dump_memory_partitions): Move from tree-ssa-operands.c
18383 (debug_memory_partitions): Likewise.
18384 (need_to_partition_p): New.
18385 (dump_mem_ref_stats): New.
18386 (debug_mem_ref_stats): New.
18387 (dump_mem_sym_stats): New.
18388 (debug_mem_sym_stats): New.
18389 (update_mem_sym_stats_from_stmt): New.
18390 (compare_mp_info_entries): New.
18391 (mp_info_cmp): Call it.
18392 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18394 (get_mpt_for): Move from tree-ssa-operands.c.
18395 (find_partition_for): New.
18396 (create_partition_for): Remove.
18397 (estimate_vop_reduction): New.
18398 (update_reference_counts): New.
18399 (build_mp_info): New.
18400 (compute_memory_partitions): Refactor.
18401 Document new heuristic.
18402 Call build_mp_info, update_reference_counts,
18403 find_partition_for and estimate_vop_reduction.
18404 (compute_may_aliases): Populate virtual operands before
18405 calling debugging dumps.
18406 (delete_mem_sym_stats): New.
18407 (delete_mem_ref_stats): New.
18408 (init_mem_ref_stats): New.
18409 (init_alias_info): Call it.
18410 (maybe_create_global_var): Remove alias_info argument.
18411 Get number of call sites and number of pure/const call sites
18412 from gimple_mem_ref_stats().
18413 (dump_alias_info): Call dump_memory_partitions first.
18414 (dump_points_to_info_for): Show how many times a pointer has
18416 * opts.c (decode_options): For -O2 set --param
18417 max-aliased-vops to 500.
18418 For -O3 set --param max-aliased-vops to 1000 and --param
18419 avg-aliased-vops to 3.
18420 * fortran/options.c (gfc_init_options): Remove assignment to
18422 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18423 * tree-dfa.c (dump_variable): Dump memory reference
18425 Dump NO_ALIAS* settings.
18426 (referenced_var_lookup): Tidy.
18427 (mem_sym_stats): New.
18428 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18429 and ORIG are different SSA names for a memory partition.
18430 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18431 * tree-flow.h (struct mem_sym_stats_d): Define.
18432 (mem_sym_stats_t): Define.
18433 (struct mem_ref_stats_d): Define.
18434 (struct gimple_df): Add field mem_ref_stats.
18435 (enum noalias_state): Define.
18436 (struct var_ann_d): Add bitfield noalias_state.
18437 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18438 debug_mem_ref_stats, debug_memory_partitions,
18439 debug_mem_sym_stats): Declare.
18440 * tree-ssa-structalias.c (update_alias_info): Update call
18441 sites, pure/const call sites and asm sites in structure
18442 returned by gimple_mem_ref_stats.
18443 Remove local variable IS_POTENTIAL_DEREF.
18444 Increase NUM_DEREFS if the memory expression is a potential
18446 Call update_mem_sym_stats_from_stmt.
18447 If the memory references memory, call
18448 update_mem_sym_stats_from_stmt for all the direct memory
18449 symbol references found.
18450 (intra_create_variable_infos): Set noalias_state field for
18451 pointer arguments according to the value of
18452 flag_argument_noalias.
18453 * tree-ssa-structalias.h (struct alias_info): Remove fields
18454 num_calls_found and num_pure_const_calls_found.
18455 (update_mem_sym_stats_from_stmt): Declare.
18456 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18457 Set default value to 100.
18458 (PARAM_AVG_ALIASED_VOPS): Define.
18460 2007-04-11 Richard Guenther <rguenther@suse.de>
18462 PR middle-end/31530
18463 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18464 a * -b + c as c - a * b if we honor sign dependent rounding.
18466 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18468 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18469 bfin_expand_strmov.
18470 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18471 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18473 (initialize_trampoline): Don't use old-style function definition.
18474 (bfin_secondary_reload): Mark IN_P argument as unused.
18476 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18478 PR tree-optimization/31343
18479 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18480 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18481 * testsuite/gcc.dg/vect/pr31343.c: New.
18483 2007-04-10 Eric Christopher <echristo@apple.com>
18485 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18486 * config/i386/i386.md (*cmpfp0): Use.
18487 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18488 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18489 (fix_trunc<mode>_i386_fisttp): Ditto.
18490 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18491 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18492 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18493 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18494 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18495 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18496 (unnamed_splitters): Ditto.
18497 * config/i386/i386.c (output_fix_trunc): Assert that
18498 we're not being passed a TFmode operand.
18500 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18502 PR tree-optimization/31526
18503 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18504 n_basic_blocks to find newly added blocks.
18506 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18508 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18510 (fix_trunc<mode>si_sse): Ditto.
18511 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18512 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18513 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18514 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18515 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18516 expander using SSEMODEF mode macro.
18517 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18518 expander using SSEMODEF mode macro.
18519 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18520 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18521 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18522 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18523 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18524 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18525 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18526 Macroize insn using X87MODEF mode macro.
18528 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18530 * config/i386/sse.md (sse2_pinsrw): Removed.
18531 (sse2_pextrw): Renamed to ...
18532 (*sse2_pextrw): This.
18534 2007-04-09 Jan Hubicka <jh@suse.cz>
18537 * config/i386/sse.md
18538 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18539 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18540 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18541 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18543 2007-04-09 Jan Hubicka <jh@suse.cz>
18545 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18546 multiple fields of union.
18548 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18550 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18551 (create_preheaders): Check that loops are available.
18552 (fix_loop_structure): Clean up, improve comments.
18553 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18554 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18556 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18557 * predict.c (tree_estimate_probability): Do not call
18558 calculate_dominance_info. Call create_preheaders.
18559 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18560 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18562 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18563 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18564 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18565 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18568 2007-04-08 Jan Hubicka <jh@suse.cz>
18570 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18571 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18572 * fold-const.c (fold_unary): Use it.
18574 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18576 * varasm.c (assemble_variable): Remove call to
18577 lang_hooks.decls.prepare_assemble_variable.
18578 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18579 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18580 * langhooks.h (lang_hooks_for_decls): Remove
18581 prepare_assemble_variable.
18583 2007-04-08 Mike Stump <mrs@apple.com>
18585 * config/i386/i386.c: Use inc/dec on Core2.
18587 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18589 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18590 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18591 lhd_tree_inlining_end_inlining): Remove.
18592 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18593 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18594 end_inlining hooks.
18595 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18596 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18597 lhd_tree_inlining_end_inlining): Remove prototypes.
18598 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18599 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18600 LANG_HOOKS_TREE_INLINING_START_INLINING,
18601 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18603 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18606 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18609 * config/avr/predicates.md (io_address_operand): Delete predicate.
18610 (low_io_address_operand): Don't use 'mode' argument.
18611 (higth_io_address_operand): Rename ...
18612 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18613 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18616 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18618 Revert change removing staticp.
18620 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18623 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18626 2007-04-07 Bruce Korb <bkorb@gnu.org>
18628 * c.opt: Add -Wformat-contains-nul.
18629 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18631 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18632 the NUL byte warning.
18634 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18636 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18638 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18640 * tree.c (staticp): No longer use staticp langhook.
18641 * langhooks.c (lhd_staticp): Removed.
18642 * langhooks.h (struct lang_hooks): Remove staticp.
18643 * c-common.c (c_staticp): Remove.
18644 * c-common.h (c_staticp): Ditto.
18645 * langhooks-defs.h (lhd_staticp): Ditto.
18646 (LHD_HOOKS_STATICP): Ditto
18647 * tree.h (gcc_assert_lowered): New macro.
18649 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18651 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18652 argument "reliable".
18653 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18654 Add argument "reliable". Propagate it through calls.
18655 (infer_loop_bounds_from_undefined): Derive number of iterations
18656 estimates from references in blocks that do not dominate loop latch.
18657 (gcov_type_to_double_int): New function.
18658 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18659 and expected_loop_iterations_unbounded.
18660 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18661 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18662 * tree-data-ref.c (estimated_loop_iterations): Export.
18663 (get_references_in_stmt): Fix -- do not return addresses of local
18665 * cfgloop.h (expected_loop_iterations_unbounded,
18666 estimated_loop_iterations): Declare.
18668 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18670 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18672 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18674 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18675 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18676 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18677 Use output_387_reg_move().
18678 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18679 expander using X87MODEF12 mode macro.
18680 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18681 choosing register preferences. Use output_387_reg_move().
18682 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18683 instead of "x". Use output_387_reg_move().
18684 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18685 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18686 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18687 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18688 Use output_387_reg_move().
18689 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18691 (*truncxf?f_i387 splitter): Ditto.
18693 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18695 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18696 LANG_HOOKS_SAFE_FROM_P.
18697 * expr.c (safe_from_p): Remove langhook call.
18698 * langhooks.h (lang_hooks): Remove safe_from_p.
18699 (lhd_safe_from_p): Remove prototype.
18700 * langhooks.c (lhd_safe_from_p): Remove.
18702 2007-04-06 Jan Hubicka <jh@suse.cz>
18704 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18707 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18709 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18710 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18711 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18712 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18714 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18715 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18717 2007-04-05 Richard Henderson <rth@redhat.com>
18719 * config/alpha/alpha.c (print_operand) [+]: Remove.
18720 (alpha_end_function): Print nop if call at end of function.
18721 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18722 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18723 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18724 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18725 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18726 the call pattern. Update peepholes to match.
18728 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18730 * doc/extend.texi (Other Builtins): Add decimal float variants
18732 * builtins.def: Ditto.
18733 * builtins.c (expand_builtin): Ditto.
18735 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18736 H.J. Lu <hongjiu.lu@intel.com>
18739 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18740 of V8HImode when calling ix86_binary_operator_ok.
18741 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18742 (sdot_prodv8hi): Operands 1 and 2 must be register.
18744 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18746 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18747 initialize align to silence bogus warning.
18749 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18751 PR middle-end/22156
18752 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18754 (struct sra_walk_fns): Remove use_all parameter from use.
18755 (sra_hash_tree): Handle BIT_FIELD_REFs.
18756 (sra_elt_hash): Don't hash bitfld blocks.
18757 (sra_elt_eq): Skip them in parent compares as well. Handle
18759 (sra_walk_expr): Don't maintain or pass down use_all_p.
18760 (scan_use): Remove use_all parameter.
18761 (scalarize_use): Likewise. Re-expand assignment to
18762 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18763 output, and re-scalarize after output. Don't mark anything
18765 (scalarize_ldst): Adjust.
18766 (scalarize_walk_gimple_modify_statement): Likewise.
18767 (build_element_name_1): Handle BIT_FIELD_REFs.
18768 (instantiate_element): Don't warn for any element whose parent
18769 is used as a whole.
18770 (instantiate_missing_elements_1): Return the sra_elt.
18771 (canon_type_for_field): New.
18772 (try_instantiate_multiple_fields): New.
18773 (instantiate_missing_elemnts): Use them.
18774 (mark_no_warning): Removed.
18775 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18776 (REPLDUP, sra_build_elt_assignment): New.
18777 (generate_copy_inout): Use them.
18778 (generate_element_copy): Likewise. Handle bitfld differences.
18779 (generate_element_zero): Don't recurse for blocks. Use
18780 sra_build_elt_assignment.
18781 (generate_one_element_int): Take elt instead of var. Use
18782 sra_build_elt_assignment.
18783 (generate_element_init_1): Adjust.
18784 (scalarize_use, scalarize_copy): Use REPLDUP.
18785 (scalarize_ldst): Move assert before dereference.
18786 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18788 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18790 * regmove.c: Fix unused variable warnings due to previous commit.
18792 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18794 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18795 (regmove_bb_head): Remove.
18796 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18797 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18798 problems with fixup_match_1.
18799 Don't initialize/free regmove_bb_head.
18801 (reg_is_remote_constant_p): If an insn is in the same basic block
18802 but not before INSN, consider it remote, too.
18804 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18807 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18808 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18810 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18812 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18813 (CONDITIONAL_REGISTER_USAGE): Likewise.
18815 2007-04-04 Richard Henderson <rth@redhat.com>
18817 * config/alpha/lib1funcs.asm: Remove unused file.
18819 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18822 * opts.c (print_specific_help): Fix --help=<language>
18824 (common_handle_option): Support --help=common.
18826 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18829 * gcc.c (main): Do not run the linker if
18830 print_subprocess_help indicates that it shouldn't be
18833 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18836 * doc/invoke.texi (--help=): Document <languages> value, fix
18837 formatting in tables of values.
18839 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18841 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18842 dllimport attribute of virtual methods.
18844 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18846 * config/score/crti.asm: Change _bss_start to __bss_start.
18847 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18848 (OUTGOING_REG_PARM_STACK_SPACE) update.
18849 * config/score/score.opt: add options to make backend support
18850 score5, score5u, score7 and score7d.
18851 * config/score/score.md: Likewise.
18852 * config/score/misc.md: Likewise.
18853 * config/score/mac.md: Likewise.
18854 * doc/invoke.texi: Likewise.
18855 * doc/md.texi: update constraints define.
18857 2007-04-03 Richard Henderson <rth@redhat.com>
18859 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18860 an appropriate type, use the mode instead.
18862 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18864 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18865 Set the default --with-arch setting to mips2.
18866 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18867 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18868 (MULTILIB_OSDIRNAMES): Delete.
18869 (MULTILIB_DIRNAMES): Define.
18870 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18871 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18872 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18873 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18874 VXWORKS_OS_CPP_BUILTINS.
18875 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18876 (MIPS_DEBUGGING_INFO): Undefine.
18877 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18879 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18881 PR middle-end/30704
18882 * fold-const.c (native_encode_real): Encode real.c provided longs
18883 as a series of 32-bit native integers.
18884 (native_interpret_real): Interpret buffer as a series of 32-bit
18887 2007-04-03 Richard Guenther <rguenther@suse.de>
18889 * genpreds.c (write_insn_constraint_len): Write function
18890 optimized for CONSTRAINT_LEN implementation.
18891 (write_tm_preds_h): Output insn_constraint_len inline and
18892 use it for CONSTRAINT_LEN.
18893 (write_insn_preds_c): Don't output insn_constraint_len.
18894 * doc/md.texi (define_register_constraint): Document multi-letter
18895 constraints shall have the same length if they start with the same
18898 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18901 * config/i386/i386.md (isinf<mode>2): Expand only when
18902 TARGET_C99_FUNCTIONS is set.
18904 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18906 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18907 (x86_64-*-linux*): Ditto.
18908 * config/i386/i386.opt (mpc): New option.
18909 * config/i386/i386.c (overrride_options): Handle
18910 ix87_precision_string.
18911 * config/i386/crtprec.c: New file.
18912 * config/i386/t-crtpc: Ditto.
18913 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18914 and -mpc80 options.
18915 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18916 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18917 crtprec32.o, crtprec64.o and crtprec80.o.
18919 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18920 and -mpc80 options.
18921 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18923 2007-04-02 Eric Christopher <echristo@apple.com>
18925 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18926 limitations on darwin.
18928 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18931 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18933 2007-04-02 Dave Korn <dave.korn@artimi.com>
18935 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18937 2007-04-02 Dave Korn <dave.korn@artimi.com>
18939 * libgcc2.h (exception_descriptor): Don't forward-declare.
18940 (__get_eh_table_language, __get_eh_table_version): Delete
18941 prototypes of long-dead functions.
18943 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18945 * ebitmap.h: New file
18946 * ebitmap.c: New file
18947 * Makefile.in (ebitmap.o): New target.
18949 2007-04-01 Jan Hubicka <jh@suse.cz>
18951 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18952 before very first instruction.
18954 2007-04-01 Jan Hubicka <jh@suse.cz>
18956 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18957 waring on 64bit hosts.
18958 * bitmap.h: Fix typo in bitmap_head_def.
18960 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18962 PR rtl-optimization/31391
18963 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18964 into a DELETED_LABEL note, and the label is in an empty basic
18965 block, update BB_END as well as BB_HEAD.
18967 2007-04-01 Richard Henderson <rth@redhat.com>
18969 PR tree-optimization/31169
18970 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18971 to varying if the range is outside [0, prec-1].
18973 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18976 * config/mips/mips.md (load_const_gp): New insn.
18977 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18978 the MIPS16 GP pseudo register if no_new_pseudos.
18979 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18981 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18984 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18986 (call_value): Likewise.
18988 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18989 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18992 * doc/invoke.texi: (optimization options): Reword description
18993 of -ffast-math. Document its primary purpose.
18995 2007-03-31 Richard Guenther <rguenther@suse.de>
18997 * omp-low.c (splay-tree.h): Include.
18998 (lookup_decl): Replace splay-tree usage by pointer-map.
18999 (maybe_lookup_decl): Likewise.
19000 (new_omp_context): Likewise.
19001 (delete_omp_context): Likewise.
19002 * gimplify.c (splay-tree.h): Include.
19003 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19005 (remap_ssa_name): Likewise.
19006 (remap_decl): Likewise.
19007 (remap_type_1): Likewise.
19008 (remap_type): Likewise.
19009 (copy_body_r): Likewise.
19010 (expand_call_inline): Likewise.
19011 (clone_body): Likewise.
19012 (copy_tree_r): Likewise.
19013 (remap_save_expr): Likewise.
19014 (unsave_r): Likewise.
19015 (unsave_expr_now): Likewise.
19016 (tree_function_versioning): Likewise.
19017 (build_duplicate_type): Likewise.
19018 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19019 (struct copy_body_data): Replace splay-tree by pointer-map.
19020 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19021 not $(SPLAY_TREE_H).
19022 (gimplify.o): Depend on $(SPLAY_TREE_H).
19023 (omp-low.p): Likewise.
19025 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19027 * config/avr/predicates.md (even_register_operand,
19028 odd_register_operand): New predicates.
19029 * config/avr/avr.md (movw peephole2): New.
19030 (movw_r peephole2): New.
19032 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19034 * tree.h (get_signed_or_unsigned_type): New.
19035 * fold-const.c (operand_equal_for_comparison_p): Use
19036 get_signed_or_unsigned_type instead of
19037 lang_hooks.types.signed_or_unsigned_type.
19038 * expr.c (store_expr): Ditto.
19039 * langhooks.c (get_signed_or_unsigned_type): New.
19040 (lhd_signed_or_unsigned_type): New.
19041 * langhooks.h (lhd_signed_or_unsigned_type): New.
19042 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19044 2007-03-30 Richard Henderson <rth@redhat.com>
19046 * tree-ssa-loop-ivopts.c: Include target.h.
19047 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19048 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19049 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19050 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19052 2007-03-30 Richard Henderson <rth@redhat.com>
19053 Kai Tietz <kai.tietz@onevision.com>
19055 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19056 default for 64-bit.
19057 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19058 (TARGET_64BIT_MS_ABI): New.
19059 (DBX_REGISTER_NUMBER): Handle 64-bit.
19060 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19061 (LONG_TYPE_SIZE): Force to 32.
19062 (REG_PARM_STACK_SPACE): New.
19063 (OUTGOING_REG_PARM_STACK_SPACE): New.
19064 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19065 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19066 (STACK_BOUNDARY): Use 128 for 64-bit.
19067 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19068 Add 64-bit implementation.
19069 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19071 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19072 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19073 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19074 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19075 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19076 TARGET_64BIT_MS_ABI.
19077 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19078 (ix86_pass_by_reference): Likewise.
19079 (ix86_function_value_regno_p): Likewise.
19080 (ix86_build_builtin_va_list): Likewise.
19081 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19082 (function_arg_advance_ms_64): New.
19083 (function_arg_advance): Call it.
19084 (function_arg_ms_64): New.
19085 (function_arg): Call it.
19086 (function_value_ms_64): New.
19087 (ix86_function_value_1): Call it.
19088 (return_in_memory_ms_64): New.
19089 (ix86_return_in_memory): Call it.
19090 (setup_incoming_varargs_ms_64): New.
19091 (ix86_setup_incoming_varargs): Call it.
19092 (ix86_expand_prologue): Handle 64-bit stack probing.
19093 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19094 (output_pic_addr_const): Likewise.
19095 (x86_this_parameter): Likewise.
19096 (x86_output_mi_thunk): Likewise.
19097 (x86_function_profiler): Likewise.
19098 (TARGET_STRICT_ARGUMENT_NAMING): New.
19099 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19100 (TARGET_64BIT_MS_ABI): New.
19101 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19102 * config/i386/i386.md (allocate_stack_worker): Remove.
19103 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19104 describe the clobber of eax without a match_scratch.
19105 (allocate_stack_worker_postreload): Remove.
19106 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19107 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19108 (allocate_stack_worker_rex64_postreload): Remove.
19109 (allocate_stack): Handle 64-bit.
19110 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19111 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19112 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19113 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19114 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19115 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19116 * config.build (x86_64-*-mingw*): New host.
19117 * config.host (x86_64-*-mingw*): New host.
19118 * config.gcc (x86_64-*-mingw*): New target.
19119 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19121 2007-03-30 Richard Henderson <rth@redhat.com>
19122 Kai Tietz <kai.tietz@onevision.com>
19124 * c-pragma.c (struct def_pragma_macro_value): New.
19125 (struct def_pragma_macro): New.
19126 (pushed_macro_table): New.
19127 (dpm_hash, dpm_eq): New.
19128 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19129 (init_pragma): Install them.
19130 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19132 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19134 * config/avr/avr.c (avr_override_options): Clear
19135 'flag_delete_null_pointer_checks'.
19137 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19140 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19141 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19142 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19143 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19144 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19145 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19146 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19148 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19150 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19152 * regmove.c: Move all of pass_stack_adjustments from here...
19153 * combine-stack-adj.c: ...to this new file.
19154 * Makefile.in: Add rules for combine-stack-adj.o.
19156 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19158 PR tree-optimization/31383
19159 * tree-data-ref.c (affine_function_equal_p): Do not require the
19160 vectors to have the same length.
19162 2007-03-30 Jan Hubicka <jh@suse.cz>
19164 PR middle-end/30700
19165 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19166 availablility; add more sanity checking; ask varpool only about
19169 2007-03-29 Richard Henderson <rth@redhat.com>
19171 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19172 to decide, but __SIZEOF_LONG_LONG__.
19174 2007-03-29 Richard Henderson <rth@redhat.com>
19176 * emutls.c (struct __emutls_array): New.
19177 (emutls_destroy): Use it instead of casting element 0 from void*.
19178 (__emutls_get_address): Likewise.
19180 2007-03-29 Richard Henderson <rth@redhat.com>
19182 * varasm.c (initializer_constant_valid_p): Don't deny
19183 DECL_DLLIMPORT_P on functions.
19185 * config/i386/cygming.h: Remove function declarations.
19186 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19187 (ASM_OUTPUT_LABELREF): Remove.
19188 (COMMON_ASM_OP): Remove.
19189 (ASM_OUTPUT_COMMON): Remove.
19190 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19191 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19192 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19193 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19194 Rename from TARGET_ENCODE_SECTION_INFO.
19195 * config/i386/netware.h: Likewise.
19196 * config/i386/i386-protos.h: Update.
19197 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19198 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19199 (legitimate_constant_p): Reject dllimports.
19200 (dllimport_map, get_dllimport_decl): New.
19201 (legitimize_dllimport_symbol): New.
19202 (legitimize_address, ix86_expand_move): Use it.
19203 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19204 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19205 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19206 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19207 * config/i386/predicates.md (constant_call_address_operand): Only
19208 accept symbols; reject dllimport_p symbols.
19209 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19210 i386_pe_maybe_record_exported_symbol.
19211 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19212 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19213 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19214 trust the setting of DECL_DLLIMPORT_P.
19215 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19216 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19217 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19218 tidy the argument scanning loop.
19219 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19220 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19221 (i386_pe_strip_name_encoding): Remove.
19222 (i386_pe_binds_local_p): New.
19223 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19224 (i386_pe_output_labelref): Remove.
19225 (i386_pe_asm_output_aligned_decl_common): New.
19226 (i386_pe_maybe_record_exported_symbol): Rename from
19227 i386_pe_record_exported_symbol; check for dllexported symbols.
19229 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19231 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19232 add comment explaining why vsnprintf cannot be used.
19234 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19236 PR tree-optimization/30666
19237 * tree.c (build_complex_type): When creating type names for DWARF2
19238 debug info, create TYPE_DECLs for TYPE_NAME instead of
19240 (build_common_tree_nodes_2): Use build_complex_type when building
19241 predefined complex types, to preserve canonical types.
19243 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19245 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19246 (noce_get_alt_condition): Look at it to determine whether to
19247 reverse the condition or not.
19248 (noce_get_condition): Substitute the truth for lies.
19249 (noce_find_if_block): Set the then_else_reversed field.
19251 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19253 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19254 destination of this insn.
19255 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19256 than calling gen_rtx_SET directly. Use r0 to hold the value of
19257 'address + 4' rather than a stack based temporary which can be
19258 mis-optimized away.
19260 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19262 * config/s390/s390.c (s390_secondary_input_reload_class,
19263 s390_secondary_output_reload_class): Functions removed.
19264 (s390_secondary_reload): New function.
19265 (TARGET_SECONDARY_RELOAD): Target macro defined.
19266 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19267 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19268 * config/s390/s390.md ("reload_outti", "reload_outdi",
19269 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19270 "reload_out<mode>"): Expanders removed.
19271 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19272 "reload<mode>_nonoffmem_out"): Expanders added.
19274 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19276 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19277 action if SRC->DEST replacement failed anyway.
19279 2007-03-28 Mike Stump <mrs@apple.com>
19281 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19282 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19283 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19285 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19287 * config.gcc: Accept barcelona as a variant of amdfam10.
19288 * config/i386/i386.c (override_options): Likewise.
19289 * doc/invoke.texi: Likewise.
19291 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19293 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19294 offsets for BIT_FIELD_REF and COMPONENT_REF.
19296 2007-03-28 Richard Guenther <rguenther@suse.de>
19298 * tree.c (is_global_var): Move ...
19299 * tree-flow-inline.h (is_global_var): ... here.
19300 * tree.h (is_global_var): Remove declaration.
19302 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19304 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19306 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19307 * config/i386/i386.c (ix86_tune_features): Initialize new
19309 * config/i386/predicates.md (promotable_binary_operator): Use
19310 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19312 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19315 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19317 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19319 * config/fr30/fr30.md (movsi_internal): Change destination
19320 constraint from m to V and add m to the end.
19322 2007-03-28 Christian Bruel <christian.bruel@st.com>
19324 * config/sh/sh.md (movsi_i): Fix type attribute.
19326 2007-03-28 Christian Bruel <christian.bruel@st.com>
19328 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19329 (movsf_ie): Likewise.
19331 2007-03-28 Christian Bruel <christian.bruel@st.com>
19333 * config.gcc: Add sh4-300 to multilib.
19334 * config/sh/t-mlib-sh4-300: New file.
19336 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19338 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19339 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19340 fix_trunc<mode>di2.
19341 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19342 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19343 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19344 "fixuns_trunctddi2"): Whitespace fix.
19346 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19348 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19349 the definition of struct sh_args.
19350 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19351 CALL_COOKIE_INT_REG_GET): Likewise.
19353 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19355 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19356 transformations are applied successfully.
19358 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19360 * tree.c (tree_contains_struct): Permit 512 tree codes.
19361 * tree.h (tree_contains_struct): Ditto.
19362 (MAX_TREE_CODES): Ditto.
19363 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19364 SPARE member to store remaining padding bits.
19366 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19368 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19371 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19373 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19374 * configure: Regenerate.
19376 * configure: Regenerate using the correct version of autoconf.
19378 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19380 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19382 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19383 regs to "__SP_L__" and "__SP_H__".
19385 2007-03-27 Richard Guenther <rguenther@suse.de>
19387 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19388 computations with it with a HOST_WIDE_INT variable.
19390 2007-03-26 Mike Stump <mrs@apple.com>
19392 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19393 objective-c-header, objective-c++-header and objc++-cpp-output
19395 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19397 2007-03-26 Richard Henderson <rth@redhat.com>
19400 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19401 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19402 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19403 IX86_BUILTIN_PSRLQ128): New.
19404 (ix86_init_mmx_sse_builtins): Add them.
19405 (ix86_expand_builtin): Expand them.
19406 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19407 operand 2 be TImode.
19408 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19409 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19410 _mm_srli_epi64): Mark __B const.
19411 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19412 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19413 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19414 new two-vector shift builtins.
19416 2007-03-26 Ian Lance Taylor <iant@google.com>
19418 PR tree-optimization/31345
19419 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19420 [+INF, +INF(OVF)] into VARYING.
19422 2007-03-26 Zack Weinberg <zackw@panix.com>
19424 * gengtype-parse.c: New file.
19425 * gengtype-yacc.y: Delete.
19426 * gengtype-lex.l: Don't include gengtype-yacc.h.
19427 Define YY_DECL and yyterminate appropriately for recursive
19428 descent parser. yylval is now a string out-parameter to yylex.
19429 (HWS, EOID): New shorthand.
19430 (IWORD): Add a couple more types.
19431 (yylex): Add a setup stanza. Remove the complex rules for
19432 detecting GTY'ed types and typedefs; replace with simple
19433 keyword detectors. Adjust everything for the changed
19434 definition of yylval. Ignore all pp-directives, not just #define.
19436 (parse_file): Rename yybegin; do not call yyparse.
19438 * gengtype.c (xasprintf): Export again.
19439 (this_file): New. Use everywhere __FILE__ was being used.
19440 (get_lang_bitmap): Special case types defined in gengtype.c.
19441 (do_typedef, new_structure): Suppress definition of certain types.
19442 (new_structure): Improve diagnostics of duplicate definitions.
19443 Make sure location_s is associated with input.h.
19444 (nreverse_pairs, define_location_structures): New functions.
19445 (main): Improve tagging of kludge types. Remove old kludges
19446 for input.h types; use define_location_structures.
19447 * gengtype.h: Update prototypes. Define token codes here.
19448 * Makefile.in: Remove all references to gengtype-yacc.
19449 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19451 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19452 add GTY((skip)) to the field that's only conditionally there.
19453 * doc/install.texi: Document that Bison is no longer required
19454 unless building treelang.
19456 * gengtype.c: Don't include gtyp-gen.h.
19457 (srcdir): Declare here.
19458 (base_files, lang_dir_names): Allocate dynamically.
19459 (gt_files, num_gt_files, num_lang_dirs): New globals.
19460 (measure_input_list, read_input_line, read_input_list)
19461 (set_lang_bitmap): New functions.
19462 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19463 simplify, relying on read_input_list to set up the bitmaps.
19464 (main): Arguments are no longer unused. Check for correct number
19465 of command line arguments, set srcdir and srcdir_len, then call
19466 read_input_list, before doing anything else. No need to worry
19467 about duplicates in main loop.
19468 * configure.ac: Simplify the calculation of all_gtfiles.
19469 Put language tags in there. Don't set or substitute
19470 all_gtfiles_files_langs or all_gtfiles_files_frags.
19471 * Makefile.in: Revamp the way gengtype is invoked, now that it
19472 takes a file on its command line with a much simpler format.
19473 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19474 (GTFILES): Remove duplicates and C source files.
19475 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19476 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19477 * configure: Regenerate.
19479 * gengtype.h: Remove all type definitions to gengtype.c; leave
19480 only definitions of options_p, type_p, and pair_p as opaque
19481 pointers. Update prototypes.
19482 * gengtype.c: Many type definitions moved here from gengtype.h.
19483 Consolidate type definitions at the top of the file.
19484 (xvasprintf): Delete.
19485 (xasprintf): Make static.
19486 (create_nested_pointer_option): Add 'next' parameter.
19487 (create_field_all, create_field_at): New functions.
19488 (create_field): Now a thin wrapper around create_field_all.
19489 (create_optional_field): Rename create_optional_field_ and add
19490 line argument. Original name is now a macro which supplies
19492 (oprintf): Use vsnprintf directly.
19493 (close_output_files): Use fatal rather than perror/exit.
19494 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19495 (main): Set progname. Don't use exit.
19496 * gengtype-yacc.y (struct_fields): Use create_field_at.
19497 (option, optionseqopt): Delete.
19498 (optionseq): Consolidate productions from option here so we
19499 can use the first argument to create_option.
19501 * gengtype-lex.l: Distinguish unions from structures in the
19502 token type. Don't call find_structure; return the tag as a string.
19503 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19504 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19505 string. Reorganize typedef_struct production accordingly.
19506 Use create_nested_ptr_option.
19507 * gengtype.c (create_nested_ptr_option): New function.
19508 * gengtype.h: Declare it.
19510 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19511 (string_type): Don't declare.
19512 (do_scalar_typedef): Declare.
19513 (create_scalar_type): Update prototype.
19514 * gengtype.c (string_type): Make static.
19515 (scalar_nonchar, scalar_char): New.
19516 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19517 (resolve_typedef): Use scalar_nonchar for error recovery.
19518 (create_scalar_type): Remove name_len field. Return scalar_char
19519 or scalar_nonchar as appropriate.
19520 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19521 to use string_type.
19522 (throughout): Use scalar_nonchar instead of calling
19523 create_scalar_type, whenever possible.
19524 (main): Initialize scalar_char and scalar_nonchar before calling
19526 * gengtype-lex.l: Adjust for removal of second argument to
19527 create_scalar_type. Use yylval.s instead of yylval.t when
19529 * gengtype-yacc.y: Type of SCALAR is string. Call
19530 create_scalar_type from type:SCALAR rule. Adjust for removal of
19531 second argument to create_scalar_type.
19533 * vec.h: Remove all #if IN_GENGTYPE blocks.
19534 Add comment saying that changes may require adjustments to gengtype.
19535 * gengtype.c: Don't include coretypes.h or tm.h.
19536 Add comment to inclusion of errors.h.
19537 (note_def_vec, note_def_vec_alloc): New functions.
19538 * gengtype.h: Declare new functions.
19539 * gengtype-lex.l: Don't include coretypes.h.
19540 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19542 (update_lineno): Remove unnecessary prototype.
19543 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19544 (VEC rule): Just return VEC_TOKEN.
19545 * gengtype-yacc.y (VEC_TOKEN): New token type.
19546 (type): Add a production for VEC(a,b).
19547 * Makefile.in: Update dependencies.
19549 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19550 typedefs that use the old PARAMS macro.
19552 * gengtype-lex.l: Remove all rules and states relating to yacc
19554 * gengtype-yacc.y: Similarly.
19555 * gengtype.c (note_yacc_type): Delete function.
19556 * gengtype.h: Update prototypes.
19558 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19560 * tree-pretty-print.c (dump_generic_node): Report precision of
19561 unnamed integer types.
19563 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19565 * ifcvt.c (noce_try_store_flag_constants): Don't check
19566 no_new_pseudos here.
19567 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19568 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19569 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19570 noce_try_sign_mask): Likewise.
19571 (if_convert): Check no_new_pseudos here.
19573 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19575 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19576 (noce_get_condition): Handle new then_else_reversed argument.
19577 (noce_init_if_info): Remove, fold into noce_find_if_block.
19578 (noce_process_if_block): Take a struct noce_if_info as the
19579 argument. Don't set up one based on ce_if_info. Update pointer
19580 references accordingly.
19581 (cond_move_process_if_block): Likewise.
19582 (process_if_block): Removed.
19583 (find_if_block): Removed. Move functionality two new functions,
19584 noce_find_if_block and cond_exec_find_if_block.
19585 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19586 blocks and the symmetric IF-ELSE-JOIN case.
19587 (cond_exec_find_if_block): Also new function mostly based on old
19588 find_if_block and process_if_block.
19589 (find_if_header): Replace find_if_block call with separately
19590 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19591 (find_cond_trap): Update noce_get_condition call.
19592 (dead_or_predicable): Likewise.
19594 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19596 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19598 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19599 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19600 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19601 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19602 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19603 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19604 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19605 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19606 __builtin_ia32_psrad128 builtins.
19608 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19610 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19611 * config/i386/constraints.md
19612 (define_constraint "I"): Use IN_RANGE macro.
19613 (define_constraint "J"): Ditto.
19614 (define_constraint "K"): Ditto.
19615 (define_constraint "M"): Ditto.
19616 (define_constraint "N"): Ditto.
19617 (define_constraint "O"): Ditto.
19618 * config/i386/predicates.md
19619 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19620 (define_predicate "const_0_to_3_operand"): Ditto.
19621 (define_predicate "const_0_to_7_operand"): Ditto.
19622 (define_predicate "const_0_to_15_operand"): Ditto.
19623 (define_predicate "const_0_to_63_operand"): Ditto.
19624 (define_predicate "const_0_to_255_operand"): Ditto.
19625 (define_predicate "const_1_to_31_operand"): Ditto.
19626 (define_predicate "const_2_to_3_operand"): Ditto.
19627 (define_predicate "const_4_to_7_operand"): Ditto.
19629 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19631 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19632 in SImode for save_world.
19633 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19636 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19638 PR tree-optimization/30784
19639 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19642 2007-03-25 Revital Eres <eres@il.ibm.com>
19644 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19645 Fold movement_possibility function into it.
19647 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19649 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19650 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19651 (call_indirect_nonlocal_darwin64): Same.
19652 (call_nonlocal_darwin64): Same.
19653 (call_value_indirect_nonlocal_darwin64): Same.
19654 (call_value_nonlocal_darwin64): Same.
19655 (sibcall_nonlocal_darwin64): Same.
19656 (sibcall_value_nonlocal_darwin64): Same.
19657 (sibcall_symbolic_64): Same.
19658 (sibcall_value_symbolic_64): Same.
19659 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19661 (rs6000_emit_load_toc_table): Same.
19662 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19663 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19665 (divss_call): Same.
19666 (divus_call): Same.
19667 (quoss_call): Same.
19668 (quous_call): Same.
19669 (load_toc_v4_pic_si): Same
19670 (load_toc_v4_PIC_1): Same.
19671 (load_toc_v4_PIC_1b): Same.
19672 (call_indirect_aix{32,64}): Same.
19673 (call_value_indirect_aix{32,64}): Same.
19675 (call_value): Same.
19676 (call_local{32,64}): Same.
19677 (call_value_local{32,64}): Same.
19678 (call_indirect_nonlocal_aix{32,64}): Same.
19679 (call_nonlocal_aix{32,64}): Same.
19680 (call_value_indirect_nonlocal_aix{32,64}): Same.
19681 (call_value_nonlocal_aix{32,64}): Same.
19682 (call_indirect_nonlocal_sysv<mode>): Same.
19683 (call_nonlocal_sysv<mode>): Same.
19684 (call_value_indirect_nonlocal_sysv<mode>): Same.
19685 (call_value_nonlocal_sysv<mode>): Same.
19687 (sibcall_local{32,64}): Same.
19688 (sibcall_value_local{32,64}): Same.
19689 (sibcall_nonlocal_aix{32,64}): Same.
19690 (sibcall_value_nonlocal_aix{32,64}): Same.
19691 (sibcall_nonlocal_sysv<mode>): Same.
19692 (sibcall_value): Same.
19693 (sibcall_value_nonlocal_sysv<mode>): Same.
19695 2007-03-24 Paul Brook <paul@codesourcery.com>
19697 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19698 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19700 2007-03-24 Richard Henderson <rth@redhat.com>
19702 * config/ia64/constraints.md: New file.
19703 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19704 satisfies_constraint_?.
19705 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19706 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19707 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19708 ia64_output_mi_thunk): Likewise.
19709 (ia64_const_ok_for_letter_p): Remove.
19710 (ia64_const_double_ok_for_letter_p): Remove.
19711 (ia64_extra_constraint): Remove.
19712 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19713 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19714 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19715 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19716 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19717 EXTRA_MEMORY_CONSTRAINT): Remove.
19718 * config/ia64/ia64.md: Include constriants.md. Replace
19719 CONST_OK_FOR_? with satisfies_constraint_?.
19721 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19722 H.J. Lu <hongjiu.lu@intel.com>
19724 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19726 (name macros): Use DPD_BID_NAME to convert names properly.
19728 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19729 decimal floating point format.
19730 (init_floating_libfuncs): Change decimal functions so that they
19731 have a "bid_" prefix if the decimal system uses the BID format,
19732 and "dpd_" prefix if the decimal system uses the DPD format.
19733 (init_interclass_conv_libfuncs): Ditto.
19734 (init_intraclass_conv_libfuncs): Ditto.
19736 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19737 using the BID format.
19739 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19740 whether we are using the BID decimal format.
19741 * configure: Regenerate.
19743 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19744 the compiler has decimal floating point enabled. Define
19745 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19748 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19749 using the BID format.
19751 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19752 whether we are using the BID decimal format.
19753 * configure: Regenerate.
19755 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19756 the compiler has decimal floating point enabled. Define
19757 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19760 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19761 options, and that it is enabled for i386/x86_64 systems.
19763 * Makefile.in (enable_decimal_float): New.
19765 (DECNUMINC): Add -I$(DECNUMFMT).
19766 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19767 to $(DECNUMFMT) from $(DECNUM).
19769 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19770 Substitute enable_decimal_float.
19771 * configure: Regenerated.
19774 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19777 * configure.ac: Enable decimal float for x86_64-*-linux*.
19778 * configure: Regenerated.
19781 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19782 decimal128ClearSign to flip and clear the sign bit in decimal128.
19783 (decimal_real_maxval): Set decimal128SetSign to set the sign
19786 2007-03-23 Ian Lance Taylor <iant@google.com>
19788 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19790 2007-03-23 Ian Lance Taylor <iant@google.com>
19792 * tree-dump.c (dump_files): Correct comment.
19794 2007-03-23 Ian Lance Taylor <iant@google.com>
19796 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19798 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19800 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19801 in cfglayout mode. Don't go into and out of cfglayout mode.
19802 Link the blocks in the order of the constructed traces.
19803 (rest_of_handle_tracer): Adjust call to tracer.
19804 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19805 Don't go into cfglayout mode.
19806 (rtl_loop_done): Don't go out of cfglayout mode.
19807 * cfglayout.c (relink_block_chain): New function, split out from...
19808 (fixup_reorder_chain): ...here. Remove redundant checking.
19809 (cfg_layout_finalize): Don't clear the header, footer, and aux
19810 fields here, move the code to do so to relink_block_chain. Likewise
19811 for free_original_copy_tables.
19812 * rtl.h (tracer): Update prototype.
19813 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19814 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19815 mode. Use relink_block_chain to serialize the CFG according to the
19816 new basic block order. Move targetm.cannot_modify_jumps_p check from
19818 (gate_handle_reorder_blocks): ...to here.
19819 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19821 (gate_duplicate_computed_gotos): ...to here.
19822 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19823 something always changes when going into and out of cfglayout mode.
19824 Perform an expensive cfg cleanup while going into cfglayout mode.
19825 Always update liveness information on HAVE_conditional_execution
19826 targets. Reserialize the basic blocks and go out of cfglayout mode.
19827 * reg-stack.c: Include cfglayout.h.
19828 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19829 the call to reorder_basic_blocks.
19830 * basic-block.h (reorder_basic_blocks): Update prototype.
19831 (relink_block_chain): New prototype.
19832 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19834 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19836 * config/mips/mips.md (type, hazard, *movdi_32bit,
19837 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19838 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19839 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19840 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19841 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19843 (movcc): Change first xfer to multi.
19844 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19845 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19846 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19847 config/mips/generic.md: Change reservations using "xfer" to use
19849 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19850 using match_operand.
19851 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19852 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19854 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19856 2007-03-22 Richard Henderson <rth@redhat.com>
19858 * config/i386/i386.c: Remove unnecessary function declarations.
19859 Move targetm definition, and all related macros, to the end of
19860 the file. Resort some functions to put definitions before uses.
19861 (ix86_attribute_table): Make static. Move to end of file.
19862 (ix86_gimplify_va_arg): Make static.
19864 2007-03-22 Richard Henderson <rth@redhat.com>
19866 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19867 don't increase local_regparm with force_align_arg_pointer check.
19868 (ix86_function_sseregparm): Assert 32-bit.
19869 (type_has_variadic_args_p): New.
19870 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19871 type_has_variadic_args_p.
19872 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19873 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19874 use memset instead. Do maybe_vaarg check first; skip attribute
19875 tests if true; skip attribute tests for 64-bit.
19876 (construct_container): Remove TARGET_DEBUG_ARG.
19877 (function_arg_advance_32, function_arg_advance_64): Split out ...
19878 (function_arg_advance): ... from here.
19879 (function_arg_32, function_arg_64): Split out ...
19880 (function_arg): ... from here.
19881 (ix86_pass_by_reference): Tidy.
19882 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19883 (function_value_32): New, from parts of ix86_function_value
19884 and ix86_value_regno.
19885 (function_value_64): New, from parts of ix86_function_value
19886 and ix86_libcall_value.
19887 (ix86_function_value_1): New.
19888 (ix86_function_value, ix86_libcall_value): Use it.
19889 (return_in_memory_32, return_in_memory_64): Split out ...
19890 (ix86_return_in_memory): ... from here.
19891 (ix86_struct_value_rtx): Skip for 64-bit.
19892 (ix86_libcall_value, ix86_value_regno): Remove.
19893 (setup_incoming_varargs_64): Split out ...
19894 (ix86_setup_incoming_varargs): ... from here.
19895 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19896 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19897 * config/i386/i386-protos.h (ix86_function_value): Remove.
19898 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19900 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19903 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19904 infinities not supported, otherwise emit warning if -Woverflow. On
19905 underflow, emit warning if -Woverflow.
19906 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19908 * real.h (real_from_string): Update declaration
19910 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19911 Richard Henderson <rth@redhat.com>
19913 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19914 * calls.c (compute_argument_block_size, expand_call,
19915 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19916 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19917 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19918 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19919 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19920 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19921 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19922 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19925 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19927 * c-incpath.c (add_sysroot_to_chain): New.
19928 (merge_include_chains): Add sysroot argument. Call
19929 add_sysroot_to_chain if sysrooted.
19930 (register_include_chains): Update call to merge_include_chains.
19931 * doc/cppopts.texi: Document use of '=' in include directory
19934 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19936 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19937 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19938 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19939 insn pattern using X87MODEF12 mode macro.
19941 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19943 * regmove.c (regmove_optimize): Use reg_mentioned_p
19944 instead of reg_overlap_mentioned_p for DST.
19946 2007-03-21 Mike Stump <mrs@apple.com>
19948 * c.opt: Fixup for Objective-C/C++.
19950 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19952 * explow.c (convert_memory_address): Fold memory reference when
19953 POINTERS_EXTEND_UNSIGNED < 0
19955 2007-03-21 Richard Henderson <rth@redhat.com>
19958 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19959 * config/i386/mmintrin.h (__m64): Likewise.
19960 * config/i386/xmmintrin.h (__m128): Likewise.
19962 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19964 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19965 (VXWORKS_OS_CPP_BUILTINS): Define.
19966 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19967 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19969 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19971 * rtl.h (constant_pool_reference_p): Delete.
19972 (find_constant_src): Declare.
19973 * rtlanal.c (find_constant_src): New function.
19974 * simplify-rtx.c (constant_pool_reference_p): Delete.
19975 * config/i386/i386.md: Use find_constant_src instead of
19976 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19978 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19980 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19981 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19983 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19985 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19986 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19987 (arm_elf_asm_constructor): Use it.
19988 (arm_elf_asm_destructor): New function.
19990 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19992 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19994 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19996 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19998 2007-03-19 Andrew Haley <aph@redhat.com>
20000 PR tree-optimization/31264
20001 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20002 VIEW_CONVERT_EXPRs.
20004 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20006 PR rtl-optimization/30907
20007 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20008 (fwprop_init): Always call loop_optimizer_initialize.
20009 (fwprop_done): Always call loop_optimizer_finalize.
20010 (fwprop): We always have loop info now.
20011 (gate_fwprop_addr): Remove.
20012 (pass_fwprop_addr): Use gate_fwprop as gate.
20014 PR rtl-optimization/30841
20015 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20016 df_chain_alloc): Call df_reorganize_refs unconditionally.
20017 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20018 refs_organized to refs_organized_size.
20019 (df_ref_create_structure): Use refs_organized_size instead of
20020 bitmap_size if refs had been organized, and keep refs_organized_size
20022 * df.h (struct df_ref_info): Change refs_organized to
20023 refs_organized_size.
20024 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20027 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20029 * except.c (output_function_exception_table): Do not reference the
20030 EH personality routine for functions that do not require an
20033 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20036 * c-typeck.c (convert_for_assignment): Call comptypes for
20037 RECORD_TYPE or UNION_TYPE.
20039 PR inline-asm/30505
20040 * reload1.c (reload): Do invalid ASM checking after
20041 cleanup_subreg_operands.
20043 2007-03-19 Jeff Law <law@redhat.com>
20045 * tree-cfg.c (find_taken_edge): Tighten conditions for
20046 optimizing computed gotos.
20048 2007-03-19 Michael Matz <matz@suse.de>
20050 * builtins.c (expand_builtin_sync_operation,
20051 expand_builtin_compare_and_swap,
20052 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20055 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20056 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20059 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20061 * doc/tm.texi: Add brackets around the return type of
20062 TARGET_SECONDARY_RELOAD.
20064 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20065 Richard Guenther <rguenther@suse.de>
20067 PR tree-optimization/31254
20068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20069 Use handled_component_p () where appropriate. Continue
20070 propagating into the rhs if we propagated into an INDIRECT_REF
20073 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20075 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20076 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20077 (xde, xdee): Mode attributes adjusted to support DFP modes.
20078 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20079 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20080 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20081 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20082 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20083 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20084 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20086 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20087 "movsf"): Insn definitions removed.
20088 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20089 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20090 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20092 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20093 "reload_in<mode>", "reload_out<mode>"): Expander added.
20094 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20097 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20099 * config/s390/s390.md: Only non-functional changes. Renamed
20100 FPR mode macro to BFP all over the file.
20102 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20104 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20105 (op_type attribute): RRF instruction type added.
20106 (fT0): New mode attribute.
20107 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20108 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20109 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20110 instruction no secondary memory is needed when moving DFmode values
20111 between GPRs and FPRs.
20113 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20115 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20116 inverted and documentation adjusted.
20117 ("mhard-dfp", "msoft-dfp"): New options.
20118 * config/s390/s390.c (s390_handle_arch_option): New architecture
20120 (override_options): Sanity checks for the new options added.
20121 * config.gcc: New architecture switch: z9-ec.
20122 * config/s390/s390.h (processor_flags): PF_DFP added.
20123 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20124 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20125 when the bit is NOT set so remove it from the defaults.
20127 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20129 * genemit.c (main): Print include statement for dfp.h.
20130 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20133 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20135 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20137 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20140 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20141 instead of PATTERN.
20143 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20145 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20146 attr_length_call, output_call, output_indirect_call): Cleanup
20147 formatting of targetm calls.
20149 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20151 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20153 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20155 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20156 reservation, bypass and anti-bypass descriptions for these
20157 instructions. Update move patterns.
20158 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20161 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20163 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20164 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20165 (get_initial_def_for_reduction): Likewise.
20167 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20169 Fix PR tree-optimization/29922
20170 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20171 (get_representative): Removed.
20172 (value_dies_in_block_x): Update for rvuse removal.
20173 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20174 (compute_antic_aux): Handle when PHI nodes appear in
20175 non-single-successors.
20176 (dump_bitmap_of_names): Removed.
20177 (compute_antic_safe): Renamed and removed rvuse calculation.
20178 Calculate only antic safe.
20179 (insert_into_preds_of_block): Remove assert.
20180 (execute_pre): Update for renamed functions.
20181 (defer_or_phi_translate_block): New function.
20183 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20185 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20186 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20188 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20189 Follow spelling conventions.
20191 * tree-data-ref.h: Remove the prototype for analyze_array.
20193 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20195 PR tree-optimization/31041
20196 * tree-vect-transform.c (get_initial_def_for_induction): Call
20197 force_gimple_operand.
20199 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20201 * ipa-type-escape.c (look_for_casts) : Revert code to use
20202 handled_component_p due to ada test a-numaux.adb.
20204 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20206 * final.c (final_scan_insn): Alter the condition of a
20207 conditional trap if we have nonstandard CC.
20209 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20211 * configure.ac: Remove excess quoting from asm line 0 test.
20212 * configure: Rebuilt.
20214 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20216 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20217 * c-common.c (convert_and_check): Move warning logic to...
20218 (warnings_for_convert_and_check): ...here. Define.
20219 * c-common.h (warnings_for_convert_and_check): Declare.
20221 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20223 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20224 (output_call): Likewise.
20226 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20228 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20230 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20232 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20234 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20236 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20237 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20239 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20241 PR tree-optimization/31183
20242 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20243 Use double_int instead of unsigned int for representing access_strides.
20244 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20246 2007-03-16 Richard Guenther <rguenther@suse.de>
20248 PR tree-optimization/31146
20249 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20250 to allow recursion of forward_propagate_addr_expr.
20251 (forward_propagate_addr_into_variable_array_index): Likewise.
20252 (forward_propagate_addr_expr): Likewise.
20253 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20254 (forward_propagate_addr_expr_1): Recurse on simple copies
20255 instead of propagating into them. Do so for useless conversions
20257 (forward_propagate_addr_expr): Clean up unused statements after
20260 2007-03-16 Richard Guenther <rguenther@suse.de>
20262 * builtins.c (expand_builtin_cexpi): Use the right argument
20263 for the expansion via cexp.
20265 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20267 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20268 * configure: Rebuilt.
20270 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20273 * dwarf2out.c (force_type_die): Adjust comment.
20274 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20276 2007-03-15 DJ Delorie <dj@redhat.com>
20278 * config/frv/predicates.md (minmax_operator): Don't check operands
20281 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20283 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20284 Update constant estimates of number of iterations.
20285 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20286 argument renamed to "realistic".
20287 (compute_estimated_nb_iterations): Removed.
20288 (record_niter_bound): New function.
20289 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20290 call record_nonwrapping_iv with upper = false.
20291 (infer_loop_bounds_from_signedness): Pass upper argument to
20292 record_nonwrapping_iv.
20293 (estimate_numbers_of_iterations_loop): Do not call
20294 compute_estimated_nb_iterations. Record estimate based on profile
20295 information. Initialize the constant estimates of number of
20297 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20299 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20300 number of iterations is too small.
20301 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20302 (EST_NOT_AVAILABLE): Removed.
20303 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20304 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20307 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20309 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20310 Handle NE_EXPR guards.
20312 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20315 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20316 Set also -pedantic-errors by default for the preprocessor unless
20317 -fpermissive is given.
20319 2007-03-15 Richard Guenther <rguenther@suse.de>
20321 PR middle-end/29719
20322 PR middle-end/31161
20323 * builtins.c (expand_builtin_cexpi): As a fallback if we
20324 don't have builtins for sincos or cexp create a function
20325 declaration for cexp and expand to a call to that.
20326 (expand_builtin_int_roundingfn): Always fall
20327 back to floor/ceil and its variants even if they may be
20330 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20332 PR middle-end/31159
20333 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20334 jump tables, move the call to delete_dead_jumptables from here...
20335 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20336 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20337 don't allow merging of blocks that try_redirect_by_replacing_jump
20338 also does not handle when not optimizing.
20340 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20341 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20343 * config/i386/i386.md (x86_sahf_1): Correctly handle
20346 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20349 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20350 x86_64_general_operand as operand[2] predicate. Remove "iF"
20351 from operand constraints and use "e" constraint instead.
20352 (*subti3_1, *subti3_1 splitter): Ditto.
20353 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20354 operand[1] predicate.
20356 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20358 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20359 arrays, multiply the access strides by the size of the sub-array.
20360 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20362 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20364 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20365 the configured assembler supports the sahf mnemonic.
20366 * configure: Regenerate.
20367 * config.in: Regenerate.
20369 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20370 emit "sahf" or ".byte\t0x9e" as asm template.
20372 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20375 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20376 option to replace hard coded TARGET_xxx in md file.
20377 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20378 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20379 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20380 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20381 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20382 (X86_TUNE_NOT_VECTORMODE): Ditto.
20383 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20384 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20385 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20386 (TUNE_SLOW_IMUL_IMM8): Ditto.
20387 (TUNE_MOVE_M1_VIA_OR): Ditto.
20388 (TUNE_NOT_UNPAIRABLE): Ditto.
20389 (TUNE_NOT_VECTORMODE): Ditto.
20391 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20394 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20395 tuning options instead of hard coded TARGET_xxx.
20396 (fix ssemode peephole2's): Ditto.
20397 (imul peephole2's): Ditto.
20399 (movdi_or_rex64): Ditto.
20400 (move peephole2): Ditto.
20401 (not peephole2's): Ditto.
20403 2007-03-14 Dirk Mueller <dmueller@suse.de>
20405 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20406 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20407 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20409 * c-parser.c (c_parser_do_statement): Warn about empty body in
20410 do/while statement.
20411 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20412 * doc/invoke.texi (-Wempty-body): Update documentation.
20414 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20417 * c-common.h (warn_for_div_by_zero): Declare.
20418 * c-common.c (warn_for_div_by_zero): Define.
20419 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20422 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20424 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20425 to PREFIX and STANDARD_PREFIX.
20427 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20428 Phil Edwards <phil@codesourcery.com>
20430 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20431 (__gthread_once_t): Remove busy field for RTPs.
20432 (__GTHREAD_ONCE_INIT): Update accordingly.
20434 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20436 * doc/invoke.texi: Document VxWorks options.
20438 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20440 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20442 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20444 PR tree-optimization/30590
20445 * tree-nrv.c (tree_nrv): Check for the partial update of the
20448 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20450 * flags.h (flag_random_seed): Remove declaration, in favor of...
20451 * toplev.h (get_random_seed, set_random_seed): ... these.
20452 * tree.c (get_file_function_name): Use the former.
20453 * opts.c (common_handle_option): Use the latter.
20456 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20458 PR middle-end/31127
20459 * cse.c (cse_find_path): Do not bail out if a basic block that
20460 we already visited now becomes part of a path that starts at a
20461 different basic block. Just disallow this, to make sure we
20462 visit each basic block at most once.
20464 2007-03-13 Jan Hubicka <jh@suse.cz>
20466 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20467 attributes, when profile esitmate is present, calls with very low
20468 frequency are cold.
20470 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20472 PR tree-optimization/30730
20473 PR tree-optimization/26900
20474 * tree-ssa-loop-niter.c: Include gmp.h.
20475 (bounds): New type.
20476 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20477 split_to_var_and_offset, determine_value_range,
20478 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20479 bound_difference, bounds_add, bounds_negate,
20480 number_of_iterations_ne_max, dump_affine_iv): New functions.
20481 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20482 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20483 difference of initial and final value of control iv to validate
20485 (number_of_iterations_cond): Add loop parameter. Determine bounds
20486 on the difference of the extremes of the control iv. Add dumps.
20487 (expand_simple_operations): Handle phi nodes.
20488 (simplify_using_initial_conditions): Do not record used conditions.
20489 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20490 Do not set additional_info.
20491 (implies_nonnegative_p, implies_ge_p): Removed.
20492 (derive_constant_upper_bound): Do not use parameter `additional'.
20493 (record_estimate): Parameter `additional' removed. Parameter
20494 `i_bound' added. Do not call derive_constant_upper_bound.
20495 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20496 bound the number of iterations estimate.
20497 (estimate_numbers_of_iterations_loop): Pass the estimate from
20498 the number of iterations analysis to record_estimate.
20499 * tree.h (multiple_of_p): Declare.
20500 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20501 (scev_const_prop): Do not check expression_expensive_p.
20502 * fold-const.c (multiple_of_p): Exported.
20503 * double-int.c (double_int_mask): Exported.
20504 * double-int.h (double_int_mask): Declare.
20505 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20506 field. Added max field.
20508 2007-03-13 David Taylor <taylor@candd.org>
20511 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20514 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20517 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20518 two unamed patterns.
20520 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20522 * config/i386/i386.opt (mcx16, msahf): New options.
20523 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20524 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20526 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20527 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20528 Output -mcx16 and -msahf options when corresponding bit is set.
20530 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20531 and -msahf options.
20533 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20535 * configure.ac: Test for assembler tolerance to # 0 "".
20536 * configure, config.in: Rebuilt.
20537 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20539 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20541 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20543 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20544 (handle_syscall): Handle direct system calls.
20545 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20547 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20549 * doc/invoke.texi: Fix cpp.info cross-reference.
20550 * doc/passes.texi: Fix gcc.info cross-reference.
20552 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20554 PR tree-optimization/30835
20555 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20556 bb_for_stmt is not NULL before accessing it.
20558 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20560 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20563 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20566 * doc/install.texi: Document --enable-stage1-languages
20568 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20570 * tree-pass.h (pass_into_cfg_layout_mode,
20571 pass_outof_cfg_layout_mode): Declare.
20572 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20573 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20574 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20575 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20577 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20579 * c-decl.c (warn_variable_length_array): New function.
20580 Refactored from grokdeclarator to handle warn_vla
20581 and handle unnamed array case.
20582 (grokdeclarator): Refactored VLA warning case.
20583 * c.opt (Wvla): New flag.
20584 * doc/invoke.texi (Wvla): New warning.
20586 2007-03-12 Richard Henderson <rth@redhat.com>
20588 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20589 (TARGET_SECTION_TYPE_FLAGS): New.
20591 2007-03-12 Richard Henderson <rth@redhat.com>
20593 * config/darwin.c (machopic_reloc_rw_mask): New.
20594 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20595 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20597 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20599 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20600 * cppdefault.h (cpp_PREFIX): Document.
20601 (cpp_PREFIX_len): Likewise.
20602 (cpp_EXEC_PREFIX): New variable.
20603 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20604 * c-incpath.c (add_standard_paths): Correct logic for relocating
20605 paths within prefix.
20607 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20609 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20610 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20612 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20613 fix_truncdfdi_sse using SSEMODEF mode macro.
20614 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20615 fix_truncdfsi_sse using SSEMODEF mode macro.
20616 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20617 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20619 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20621 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20622 elfos.h to tm_file.
20624 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20626 * tree.h : Add multiple_of_p declaration.
20627 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20628 * ipa-type-escape.c (results_of_malloc): Redundant.
20629 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20630 (cast_type): Extended with new members.
20631 (check_cast): Returns cast_type.
20632 (cast): New structure for data of walk_use_def_chains.
20633 (is_malloc_result, is_cast_from_non_pointer_1,
20634 is_cast_from_non_pointer,
20635 is_array_access_through_pointer_and_index): New functions.
20636 (look_for_casts): Returns cast types.
20637 (check_call): Returns void.
20638 (okay_pointer_operation): Use support of pointer plus index,
20639 pointer plus constant and allow all multiplications.
20641 2007-03-11 Richard Guenther <rguenther@suse.de>
20643 PR tree-optimization/31115
20644 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20645 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20646 A shift count of zero is not special as with *_DIV_EXPR.
20647 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20650 2007-03-11 Ian Lance Taylor <iant@google.com>
20652 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20653 the *_DIV_EXPR codes correctly with overflow infinities.
20655 2007-03-11 Ira Rosen <irar@il.ibm.com>
20657 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20658 indicate success/failure of the analysis. Add negation to subtrahend
20659 in case of subtraction. Fail if both operands contain constants.
20660 (create_data_ref): Fail if analyze_offset fails.
20662 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20664 * config/i386/i386.md (frndintxf2): Rename to ...
20665 (rintxf2): ... this. Remove expander having same name.
20666 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20667 (roundsf2, rounddf2): Ditto.
20668 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20669 (lround<mode>di2, lround<mode>si2): Ditto.
20671 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20673 * lower-subreg.c: Include except.h.
20674 (decompose_multiword_subregs): Verify that the only control flow
20675 insns we can split are loads to multi-words pseudos.
20676 Handle breaking such blocks after splitting, instead of calling
20677 find_many_sub_basic_blocks.
20679 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20680 on the new basic block. Add a lengthy comment explaining why we
20681 thought this was necessary.
20682 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20684 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20687 * tree.c (walk_type_fields): Recurse into the element type of
20688 ARRAY_TYPEs if there is a pointer set.
20690 2007-03-10 Dirk Mueller <dmueller@suse.de>
20692 * c-common.c (warn_logical_operator): Fix condition.
20694 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20696 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20698 * config/darwin.c (machopic_select_section): Remove superfluous
20699 argument in call to categorize_decl_for_section. Remove unused
20702 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20704 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20706 * configure: Regenerate.
20708 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20711 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20712 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20713 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20714 Add LABEL_NUSES to emitted label.
20715 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20716 branch probability value to emitted jump insn.
20717 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20718 Do not check life information and do not re-arrange input operands
20719 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20721 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20723 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20724 the change of decode_asm_operands.
20726 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20728 * mode-switching.c (create_pre_exit): Skip blockage insn.
20730 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20732 * tree-pass.h (TODO_update_smt_usage): Remove.
20734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20738 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20740 * pa.c (attr_length_call): Revise condition for long
20741 pc-relative branch.
20742 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20743 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20744 sequence on SOM target.
20746 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20748 * gcc.c: Document %{, in big comment at top.
20749 (input_suffix_matches): Remove special handling for .s and
20751 (input_spec_matches): New.
20752 (handle_braces): Handle %{,.
20753 (validate_switches): ',' indicates a value which is not a switch.
20754 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20755 to detect assembler input.
20756 * config/i386/sol2.h (CPP_SPEC): Likewise.
20757 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20758 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20759 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20760 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20761 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20762 -m64 causes deployment target to default to 10.5.
20763 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20765 2007-03-09 Richard Henderson <rth@redhat.com>
20768 * target.h (targetm.asm.out.reloc_rw_mask): New.
20769 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20770 (TARGET_ASM_OUT): Use it.
20771 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20772 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20773 use the new reloc_rw_mask target hook instead.
20774 (default_section_type_flags_1): Merge into...
20775 (default_section_type_flags): ... here.
20776 (decl_readonly_section_1): Merge into...
20777 (decl_readonly_section): ... here.
20778 (default_elf_select_section_1): Merge into...
20779 (default_elf_select_section): ... here.
20780 (default_unique_section_1): Merge into...
20781 (default_unique_section): ... here.
20782 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20783 (default_select_rtx_section): Use it.
20784 (default_elf_select_rtx_section): Likewise.
20785 * output.h: Update to match.
20786 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20787 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20788 (TARGET_ASM_RELOC_RW_MASK): New.
20789 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20790 to categorize_decl_for_section.
20791 (x86_64_elf_unique_section): Likewise.
20792 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20793 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20794 (TARGET_ASM_RELOC_RW_MASK): New.
20795 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20796 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20797 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20798 (TARGET_RWRELOC): Remove.
20799 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20800 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20801 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20802 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20803 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20804 (rs6000_xcoff_select_section): Use decl_readonly_section.
20805 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20806 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20807 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20808 (TARGET_SECTION_TYPE_FLAGS): Remove.
20809 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20811 2007-03-09 Roger Sayle <roger@eyesopen.com>
20813 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20814 complex constant equality/inequality comparisons for here.
20815 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20816 known at compile-time or can be simplified to a scalar comparison.
20817 (fold_relational_const): Move compile-time evaluation of complex
20818 constant equality/inequality comparisons to here.
20820 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20822 PR rtl-optimization/30643
20823 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20825 (fold_rtx): Recurse, like before 2006-11-03.
20827 2007-03-09 DJ Delorie <dj@redhat.com>
20829 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20832 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20834 PR tree-optimization/30375
20835 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20836 LHS of statements is not the same.
20837 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20839 2007-03-09 Chao-ying Fu <fu@mips.com>
20841 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20843 * doc/invoke.texi (-mdspr2): Document new option.
20844 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20845 New unspec for DSP REV 2.
20846 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20847 these instructions are extended in DSP REV 2.
20848 (mips-dspr2.md): Include.
20849 * config/mips/mips.opt (mdspr2): New option.
20850 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20851 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20852 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20853 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20854 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20855 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20856 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20858 (bdesc_map): Add one field of unsupported_target_flags.
20859 (bdesc_arrays): Update entries to have extra fields. Add
20861 (mips_init_builtins): Initialize new function types.
20862 Check unsupported_target_fileds to filter out builtins.
20863 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20865 (ASM_SPEC): Pass mdspr2 to the assembler.
20866 * config/mips/mips-dspr2.md: New file.
20868 2007-03-09 Sa Liu <saliu@de.ibm.com>
20870 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20872 2007-03-09 Ian Lance Taylor <iant@google.com>
20874 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20875 argument) like -Wstrict-overflow=2.
20876 * doc/invoke.texi (Warning Options): Update documentation.
20878 2007-03-09 Dirk Mueller <dmueller@suse.de>
20881 * doc/invoke.texi (-Wlogical-op): Document.
20882 * common.opt (-Wlogical-op): New.
20883 * c-common.h (warn_logical_operator): Declare.
20884 * c-common.c (warn_logical_operator): Define.
20885 * c-typeck.c (parser_build_binary_op): Call
20886 warn_logical_operator.
20888 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20890 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20891 * final.c (final_scan_insn): Test for non-"" file name.
20893 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20895 * doc/loop.texi: Document the Omega linear constraints solver.
20896 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20897 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20898 omega-hash-table-size, omega-max-keys, and
20899 omega-eliminate-redundant-constraints.
20900 * tree-pass.h (pass_check_data_deps): Declared.
20903 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20904 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20905 pass_check_data_deps): New.
20906 * tree-data-ref.c (init_data_ref): Remove declaration.
20907 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20908 (analyze_array): Renamed init_array_ref, move up initializations.
20909 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20910 Removed arguments that are set to NULL.
20911 (analyze_indirect_ref): Correct indentation, correct call to
20913 (object_analysis): Call init_array_ref instead of analyze_array.
20914 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20915 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20916 of DR_ACCESS_FNS_ADDR.
20917 (init_omega_eq_with_af, omega_extract_distance_vectors,
20918 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20919 ddr_consistent_p): New.
20920 (compute_affine_dependence): Check consistency of ddrs when
20921 flag_check_data_deps is passed.
20922 (analyze_all_data_dependences): Uncomment.
20923 (tree_check_data_deps): New.
20924 * tree-data-ref.h: Include omega.h.
20925 (DR_ACCESS_FNS_ADDR): Removed.
20926 (data_dependence_relation): Add inner_loop.
20927 (DDR_INNER_LOOP): New.
20928 * common.opt (fcheck-data-deps): New.
20929 * tree-flow.h (tree_check_data_deps): Declare.
20930 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20931 (OBJS-common): Depend on omega.o.
20933 * passes.c (pass_check_data_deps): Scheduled.
20934 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20935 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20936 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20937 PARAM_VECT_MAX_VERSION_CHECKS,
20938 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20940 2007-03-09 Richard Guenther <rguenther@suse.de>
20942 PR tree-optimization/30904
20943 PR middle-end/31058
20944 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20945 the same way as *_DIV_EXPR.
20947 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20949 * recog.c (decode_asm_operands): No mixed declarations and code.
20951 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20953 * rtl.def (ASM_INPUT): Add location.
20954 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20955 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20956 (decode_asm_operands): Add loc operand.
20957 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20958 * stmt.c (expand_asm): Rename to...
20959 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20960 gen_rtx_ASM_INPUT_loc.
20961 (expand_asm_expr): Adjust.
20962 * recog.c (decode_asm_operands): Add loc operand.
20963 (check_asm_operands, extract_insn): Adjust.
20964 * reload1.c (maybe_fix_stack_asms): Likewise.
20965 * final.c (asm_insn_count): Likewise.
20966 (final_scan_insn): Output # line before and after asm.
20968 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20970 * tree-ssa-structalias.c (variable_info): Remove
20972 (new_var_info): Ditto.
20973 (shared_bitmap_info_t): New structure.
20974 (shared_bitmap_table): New variable.
20975 (shared_bitmap_hash): New function.
20976 (shared_bitmap_eq): Ditto
20977 (shared_bitmap_lookup): Ditto.
20978 (shared_bitmap_add): Ditto.
20979 (merge_smts_into): Change to take bitmap directly.
20980 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20981 (init_alias_vars): Init shared bitmap hashtable.
20982 (delete_points_to_sets): Delete shared bitmap hashtable.
20983 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20984 is_aliased removal as a change that was still necessary was
20987 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20989 * config/i386/i386.h (override_options): Conditionally disable
20990 x86_sahf for 64bit targets only.
20992 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20995 * c-decl.c (merge_decls): Don't call make_var_volatile.
20996 * varasm.c (make_var_volatile): Remove.
20997 * output.h (make_var_volatile): Remove.
20999 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21001 PR tree-optimization/31085
21002 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21004 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21006 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21007 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21008 ATTR_CONST_NOTHROW_LIST.
21010 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21013 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21015 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21017 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21020 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21022 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21023 passed, use shared libgcc.
21025 2007-03-08 Roger Sayle <roger@eyesopen.com>
21027 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21028 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21029 (honor_protect_cleanup_actions, lower_try_finally_switch):
21031 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21032 ifc_temp_var): Likewise.
21033 * tree-inline.c (setup_one_parameter): Likewise.
21034 * tree-mudflap.c (mf_decl_cache_locals,
21035 mf_build_check_statement_for): Likewise.
21036 * tree-nested.c (init_tmp_var, save_tmp_var,
21037 finalize_nesting_tree_1): Likewise.
21038 * tree-outof-ssa.c (insert_copy_on_edge,
21039 insert_backedge_copies): Likewise.
21040 * tree-profile.c (tree_gen_edge_profiler,
21041 tree_gen_ic_profiler): Likewise.
21042 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21043 * tree-sra.c (sra_build_assignment): Likewise.
21044 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21045 * tree-ssa-math-opts.c (insert_reciprocals,
21046 execute_cse_sincos_1): Likewise.
21047 * tree-tailcall.c (adjust_accumulator_values,
21048 adjust_return_value): Likewise.
21049 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21050 * tree-vect-transform.c (vect_create_data_ref_ptr,
21051 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21052 vect_create_epilog_for_reduction, vectorizable_reduction,
21053 vectorizable_call, vectorizable_conversion,
21054 vectorizable_assignment, vectorizable_operation,
21055 vectorizable_type_demotion, vect_gen_widened_results_half,
21056 vect_permute_store_chain, vectorizable_store,
21057 vect_setup_realignment, vect_permute_load_chain,
21058 vectorizable_load, vectorizable_condition,
21059 vect_create_cond_for_align_checks): Likewise.
21060 * tree-vrp.c (build_assert_expr_for): Likewise.
21062 2007-03-08 Ian Lance Taylor <iant@google.com>
21064 * tree-vrp.c: Include "intl.h".
21065 (usable_range_p): New static function.
21066 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21067 overflowed values, juts set *strict_overflow_p.
21068 (compare_values): Only return -2 if one of the operands is not a
21070 (compare_ranges): Call usable_range_p.
21071 (compare_range_with_value): Likewise.
21072 (vrp_evaluate_conditional_warnv): Rename from
21073 vrp_evaluate_conditional. Make static. Change all callers.
21074 (vrp_evaluate_conditional): New function.
21075 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21076 on signed overflow.
21077 (simplify_abs_using_ranges): Likewise.
21078 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21079 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21080 within_stmt parameter.
21081 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21082 vrp_evaluate_conditional.
21083 * tree-ssa-threadedge.c
21084 (record_temporary_equivalences_from_stmts_at_dest): Change
21085 simplify parameter to take a second tree parameter.
21086 (simplify_control_stmt_condition): Likewise.
21087 (thread_across_edge): Likewise.
21088 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21089 (thread_across_edge): Likewise.
21090 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21092 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21094 * config/i386/i386.h (TARGET_SAHF): New define.
21095 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21096 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21097 (x86_sahf): New global variable.
21098 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21099 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21100 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21101 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21103 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21104 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21105 when expanding fcomi/sahf based tests.
21106 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21107 expanding sahf based alternative. Emit sahf based sequence when
21108 optimizing for code size.
21109 * config/i386/i386.md (x86_sahf_1): Do not disable for
21110 TARGET_64BIT, enable for TARGET_SAHF.
21112 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21114 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21115 spurious whitespace from error message.
21117 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21120 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21122 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21124 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21126 * tree-sra.c (instantiate_element): Propagate disabled warnings
21127 from the element itself to the created variable.
21129 2007-03-07 Richard Henderson <rth@redhat.com>
21132 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21133 silently fix up the stack in the case of a missing register.
21135 2007-03-07 Paul Brook <paul@codesourcery.com>
21137 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21139 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21141 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21143 (phase1_vrs): Use them.
21144 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21145 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21146 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21147 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21148 __gnu_Unwind_Restore_WMMXC if required.
21149 (_Unwind_VRS_Pop): Implement iWMMXt support.
21150 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21151 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21152 gnu_Unwind_Save_WMMXC): Define.
21154 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21156 * config/vxworks.h (vxworks_override_options): Declare.
21157 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21158 * config/vxworks.c: Include target.h and toplev.h.
21159 (vxworks_override_options): New function.
21160 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21162 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21164 * config/s390/s390.c (override_options): Don't emit an error when
21165 -mstack-size is used without providing -mstack-guard.
21166 (s390_emit_prologue): Choose stack_guard value automatically if not
21167 provided via command line.
21168 * doc/invoke.texi: Adjust description of -mstack-guard and
21171 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21173 * config/i386/i386.c (output_set_got): Add a GOT initialization
21174 sequence for VxWorks PIC.
21175 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21176 around labels as well as symbols. Use gotoff_operand instead
21177 of local_symbolic_operand.
21178 (legitimize_pic_address): Use gotoff_operand instead of
21179 local_symbolic_operand. Use @GOT accesses for labels as
21181 (ix86_output_addr_diff_elt): Use PC-relative rather than
21182 GP-relative offsets for VxWorks PIC.
21183 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21184 no_new_pseudos. Check whether the returned register is op0.
21185 * config/i386/i386.md (tablejump): Use PC-relative rather than
21186 GP-relative offsets for VxWorks PIC.
21187 * config/i386/predicates.md (gotoff_operand): New predicate.
21189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21191 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21193 * config/vxworks-dummy.h: New file.
21194 * config/i386/i386.h: Include it.
21196 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21198 * dwarf2out.c (is_inlined_entry_point): New
21199 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21200 DW_AT_ranges if the first subblock is the entry point.
21202 2007-03-06 David Daney <ddaney@avtrex.com>
21204 * doc/install.texi (mips-*-*): Change recommended binutils
21207 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21209 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21210 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21212 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21213 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21215 2007-03-06 Jan Hubicka <jh@suse.cz>
21217 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21218 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21220 (probably_cold_bb_p): Cold functions are cold.
21221 (probably_never_executed_bb_p): Cold functions are cold.
21222 (tree_bb_level_predictions): Predict calls to cold functions as not
21224 (compute_function_frequency): Check hot/cold attributes.
21225 * function.h (function_frequency): Update comments.
21226 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21227 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21228 (c_common_att): Add cold and hot.
21230 * doc/extend.texi (hot,cold attributes): Document.
21232 2007-03-06 Andrew Haley <aph@redhat.com>
21234 * function.c (expand_function_end): Move blockage to just after we
21235 emit the label for the naked return from the function.
21237 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21239 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21242 2007-03-06 Jan Hubicka <jh@suse.cz>
21244 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21245 loaded for constant large models. Non-large 64bit PIC can do.
21246 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21247 * cmodel.h: Add LARGE PIC.
21248 * i386.md (UNSPEC_PLTOFF): New.
21249 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21251 (*call_1_rex64): Disable for large models.
21252 (*call_1_rex64_large): New.
21253 (*call_value_1_rex64): Disable for large models.
21254 (*call_value_1_rex64_large): New.
21255 (set_rip_rex4): New.
21256 (set_got_offset_rex64): New.
21257 * predicates.md (constant_call_address_operand): For large model
21258 constant calls are not possible.
21259 * i386-protos.h (construct_plt_address): Declare.
21260 * i386.c (override_options): Accept large models.
21261 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21262 (legitimate_constant_p): Add new UNSPECs.
21263 (legitimate_pic_operand_p): Likewise.
21264 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21265 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21267 (output_pic_addr_const): Add PLTOFF.
21268 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21269 (ix86_expand_move): Legitimize pic address when in PIC mode.
21270 (construct_plt_address): New function.
21271 (ix86_expand_call): Offload the address to register and use GOT
21272 pointer for large model.
21273 * invoke.texi (mcmodel=large): Update documentation.
21275 2007-03-06 Richard Henderson <rth@redhat.com>
21277 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21278 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21279 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21280 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21281 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21282 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21283 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21284 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21285 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21286 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21287 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21288 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21289 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21290 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21291 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21292 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21293 x86_schedule, x86_use_bt, x86_pad_returns,
21294 x86_use_xchgb): Merge into ...
21295 (ix86_tune_features): ... here. New array.
21296 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21297 x86_bswap): Merge into ...
21298 (ix86_arch_features): ... here. New array.
21299 (x86_3dnow_a): Remove.
21300 (x86_accumulate_outgoing_args): Make static.
21301 (x86_arch_always_fancy_math_387): Make static.
21302 (ix86_tune_mask, ix86_arch_mask): Move ...
21303 (override_options): ... to local variables here. Apply the
21304 appropriate mask to each element of ix86_arch_features and
21305 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21306 as were done in the old macros.
21307 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21308 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21309 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21310 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21311 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21312 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21313 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21314 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21315 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21316 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21317 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21318 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21319 x86_accumulate_outgoing_args, x86_prologue_using_move,
21320 x86_epilogue_using_move, x86_decompose_lea,
21321 x86_arch_always_fancy_math_387, x86_shift1,
21322 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21323 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21324 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21325 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21326 x86_use_incdec, x86_pad_returns, x86_bswap,
21327 x86_partial_flag_reg_stall): Remove.
21328 (enum ix86_tune_indices): New.
21329 (ix86_tune_features): New.
21330 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21331 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21332 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21333 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21334 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21335 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21336 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21337 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21338 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21339 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21340 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21341 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21342 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21343 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21344 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21345 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21346 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21347 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21348 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21349 TARGET_EXT_80387_CONSTANTS): Use it.
21350 (enum ix86_arch_indices): New.
21351 (ix86_arch_features): New.
21352 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21353 TARGET_BSWAP): Use it.
21354 (ix86_tune_mask, ix86_arch_mask): Remove.
21356 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21359 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21360 Define using $${sysroot_headers_suffix}.
21361 * configure: Regenerate.
21362 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21363 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21365 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21366 * gcc.c (print_sysroot_headers_suffix): New.
21367 (option_map): Include --print-sysroot-headers-suffix.
21368 (display_help): Mention -print-sysroot-headers-suffix.
21369 (process_command): Handle -print-sysroot-headers-suffix.
21370 (do_spec_1): Append multilib directory to include-fixed path if
21371 sysroot suffixes in use.
21372 (main): Handle -print-sysroot-headers-suffix.
21373 * Makefile.in (start.encap): Don't depend on xlimits.h
21374 (xlimits.h): Remove.
21375 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21376 limits.h for each multilib in fixinc_list.
21377 (fixinc_list, s-fixinc_list): New.
21378 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21379 generate them for each multilib in fixinc_list.
21380 (stmp-fixproto): Use include-fixed. Run fixproto for each
21381 multilib in fixinc_list.
21382 (mostlyclean): Don't remove xlimits.h.
21383 (clean): Remove include-fixed.
21384 (real-install-headers-tar, real-install-headers-cpio,
21385 real-install-headers-cp): Don't copy include, only include-fixed.
21386 (install-mkheaders): Depend on fixinc_list. Don't depend on
21387 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21388 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21389 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21391 2007-03-06 Jan Hubicka <jh@suse.cz>
21393 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21398 * configure.ac: Allow tm_file to contain build-directory files.
21399 * configure: Regenerate.
21400 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21401 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21402 * config/m68k/print-sysroot-suffix.sh: New file.
21404 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21406 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21407 of pic_offset_table_rtx if reload_completed.
21408 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21409 PIC_OFFSET_TABLE_REGNUM.
21410 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21412 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21413 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21415 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21417 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21418 functions that call eh_return.
21420 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21422 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21423 functions that need a constant pool.
21425 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21428 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21429 (m68k_preferred_reload_class): Likewise.
21430 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21431 (SECONDARY_RELOAD_CLASS): Define.
21432 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21433 (LIMIT_RELOAD_CLASS): Delete.
21434 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21435 registers from storing bytes.
21436 (m68k_secondary_reload_class): New function.
21437 (m68k_preferred_reload_class): Likewise.
21439 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21441 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21443 (m68k_expand_prologue): Likewise.
21445 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21447 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21448 (mips_expand_epilogue): Add a bool parameter.
21449 (m68k_legitimize_sibcall_address): Declare.
21450 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21451 (m68k_expand_epilogue): Add a parameter to select between sibling
21452 and normal epilogues. Only generate a return for the latter.
21453 (m68k_ok_for_sibcall_p): New function.
21454 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21455 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21456 (sibcall_value, *sibcall_value): Likewise.
21457 (*call, *call_value): Require !SIBLING_CALL_P.
21458 (epilogue): Update call to m68k_expand_epilogue.
21459 (sibcall_epilogue): New pattern.
21460 * config/m68k/predicates.md (const_call_operand): Say that this
21461 predicate applies to sibling calls too.
21462 (sibcall_operand): New predicate.
21464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21466 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21467 alternatives as movsi_cf.
21468 (movsf_cf_hard): Add commentary.
21470 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21471 Richard Sandiford <richard@codesourcery.com>
21473 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21474 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21475 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21476 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21477 as being live on exit from an interrupt function.
21478 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21479 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21480 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21481 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21482 (m68k_interrupt_function_p): Globalize.
21483 (m68k_compute_frame_layout): Remove reverse mask code.
21484 (m68k_emit_movem, m68k_set_frame_related): New functions.
21485 (m68k_output_function_prologue): Delete in favor of...
21486 (m68k_expand_prologue): ...this new function.
21487 (m68k_output_function_epilogue): Delete in favor of...
21488 (m68k_expand_epilogue): ...this new function.
21489 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21491 (print_operand): Handle %?.
21492 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21493 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21494 (prologue, epilogue): New patterns.
21495 (return): Turn into a define_expand.
21496 (*return): New pattern, derived from old "return" pattern. Use rte
21497 rather than rts for interrupt functions. Only use rtd if the pop
21499 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21500 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21501 (link, *link, unlink, *unlink, load_got): Likewise.
21503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21507 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21508 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21509 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21510 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21511 and m68k_matches_u_p.
21512 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21513 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21514 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21515 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21516 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21517 (REG_STRICT_P): New macro.
21518 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21519 PCREL_GENERAL_OPERAND_OK.
21520 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21521 m68k_legitimate_base_reg_p.
21522 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21523 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21524 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21525 * config/m68k/m68k.c (m68k_address): New structure.
21526 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21527 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21528 (m68k_jump_table_ref_p, m68k_decompose_address)
21529 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21530 (m68k_matches_u_p): New functions.
21531 (print_operand_address): Rewrite to use m68k_decompose_index.
21533 2007-03-05 David Taylor <dtaylor@emc.com>
21535 * gcc.c: Correct copyright date in --version output.
21537 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21539 * pa.md: In unamed move patterns, disparge copies between general
21540 and floating point registers using '?' modifier. Don't include 'f'
21541 constraint for register preferences in DImode, SImode, HImode and
21542 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21543 Remove constraints for copies between general and floating registers
21544 in soft-float DFmode pattern.
21545 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21549 2007-03-05 Mike Stump <mrs@apple.com>
21551 * c-common.c (targetcm): Add.
21552 * c-opts.c (c_common_handle_option): Handle language specific
21554 * opts.c (handle_option): Verify language for target options, if
21556 * opth-gen.awk: Add CL_LANG_ALL.
21557 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21558 (TARGETCM_INITIALIZER): Add.
21559 * target.h (struct gcc_targetcm): Add.
21561 * targhooks.c (default_handle_c_option): Add.
21562 * targhooks.h (default_handle_c_option): Add.
21563 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21565 * config/darwin.opt (iframework): Add.
21566 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21567 * config/darwin-c.c (handle_c_option): Add.
21568 (TARGET_HANDLE_C_OPTION): Add.
21570 * doc/invoke.texi (Darwin Options): Add -iframework.
21572 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21574 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21577 2007-03-05 Ian Lance Taylor <iant@google.com>
21579 * c.opt (fgnu89-inline): New option.
21580 * c-opts.c (c_common_post_options): Set default value for
21582 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21583 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21585 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21586 (grokdeclarator, start_function): Likewise.
21587 * c-cppbuiltin.c (c_cpp_builtins): Define either
21588 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21589 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21590 (C Dialect Options): Document -fgnu89-inline.
21591 * doc/extend.texi (Function Attributes): Explain what the
21592 gnu_inline attribute does.
21593 * doc/cpp.texi (Common Predefined Macros): Document
21594 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21596 2007-03-05 Ian Lance Taylor <iant@google.com>
21598 PR tree-optimization/31034
21599 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21600 half-range if the other side is an overflow infinity.
21602 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21604 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21605 (bfin*-linux-uclibc*): New configuration.
21606 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21608 * config/bfin/linux.h: New file.
21609 * config/bfin/libgcc-bfin.ver: New file.
21610 * config/bfin/t-bfin-uclinux: New file.
21611 * config/bfin/t-bfin-linux: New file.
21612 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21613 (TARGET_OS_CPP_BUILTINS): New macro.
21615 2007-03-05 Richard Guenther <rguenther@suse.de>
21617 * fold-const.c (fold_binary): Remove duplicate folding
21618 of comparison of non-null ADDR_EXPR against null.
21620 2007-03-05 Richard Guenther <rguenther@suse.de>
21621 Dorit Nuzman <dorit@il.ibm.com>
21623 PR tree-optimization/26420
21624 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21625 are no loops in the function. Only print the number of
21626 vectorized loops if it is greater than zero or we are supposed
21627 to print information about unvectorized loops.
21629 2007-03-05 Revital Eres <eres@il.ibm.com>
21631 * gcc.dg/var-expand1.c: New test.
21632 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21633 when an accumulator is expanded.
21635 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21638 * c-common.c (convert_and_check): Don't give warnings for
21639 conversion if 'expr' already overflowed.
21641 2007-03-04 Roger Sayle <roger@eyesopen.com>
21643 PR middle-end/30744
21644 * fold-const.c (fold_comparison): Enforce type consistency when
21645 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21647 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21649 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21650 containing a cast to the base of TARGET_MEM_REF.
21652 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21654 * tree.c (tree_contains_struct_check_failed): Remove spurious
21655 whitespace from error message.
21657 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21660 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21661 instead of precision.
21663 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21664 Nathan Sidwell <nathan@codesourcery.com>
21666 * emit-rtl.c (find_auto_inc): New.
21667 (try_split): recreate REG_INC notes,
21668 Use regular for loops rather than whiles.
21670 2007-03-03 Andreas Schwab <schwab@suse.de>
21672 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21673 * configure: Regenerate.
21675 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21677 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21678 flag_rounding_math, not flag_unsafe_math_optimizations.
21680 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21682 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21683 alpha_fold_vector_minmax): Likewise.
21684 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21685 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21687 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21689 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21690 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21691 if the lhs has side-effects.
21692 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21694 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21696 * config/i386/i386.h (TUNEMASK): Remove define.
21697 (ARCHMASK): Remove define.
21698 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21699 Use ix86_arch_mask variable instead of ARCHMASK.
21700 * config/i386/i386.c (override_options): Ditto.
21701 (standard_80387_constant_p): Ditto.
21703 2007-03-02 Ian Lance Taylor <iant@google.com>
21705 Used signed infinities in VRP.
21706 * tree-vrp.c (uses_overflow_infinity): New static function.
21707 (supports_overflow_infinity): New static function.
21708 (make_overflow_infinity): New static function.
21709 (negative_overflow_infinity): New static function.
21710 (positive_overflow_infinity): New static function.
21711 (is_negative_overflow_infinity): New static function.
21712 (is_positive_overflow_infinity): New static function.
21713 (is_overflow_infinity): New static function.
21714 (overflow_infinity_range_p): New static function.
21715 (compare_values_warnv): New function split out of compare_values.
21716 (compare_value): Call it.
21717 (set_value_range_to_nonnegative): Add overflow_infinity
21718 parameter. Change caller.
21719 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21721 (vrp_expr_computes_nonzero): Likewise.
21722 (compare_ranges, compare_range_with_value): Likewise.
21723 (compare_name_with_value, compare_names): Likewise.
21724 (vrp_evaluate_conditional): Likewise.
21725 (set_value_range): Handle infinity
21726 (vrp_operand_equal_p, operand_less_p): Likewise.
21727 (extract_range_from_assert): Likewise.
21728 (vrp_int_const_binop): Likewise.
21729 (extract_range_from_binary_expr): Likewise.
21730 (extract_range_from_unary_expr): Likewise.
21731 (extract_range_from_comparison): Likewise.
21732 (extract_range_from_expr): Likewise.
21733 (dump_value_range): Likewise.
21734 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21735 (test_for_singularity): Likewise.
21736 (vrp_int_const_binop): Remove inline qualifier.
21737 (adjust_range_with_scev): Add comment.
21738 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21740 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21742 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21743 (get_constraint_for): Likewise.
21744 (do_structure_copy): Likewise.
21745 (find_func_aliases): Fix references to MODIFY_EXPR.
21746 (intra_create_variable_infos): Tidy.
21747 * tree-ssa-operands.c (add_virtual_operand): Add argument
21749 When adding members of alias sets, if IS_CALL_SITE is true and
21750 the symbol is not call-clobbered, skip it.
21751 Adjust all callers.
21753 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21755 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21756 entry by means of emit_insn_at_entry.
21758 2007-03-02 Richard Henderson <rth@redhat.com>
21760 * expr.h (promoted_input_arg): Remove decl.
21761 * function.c (promoted_input_arg): Merge into ...
21762 * combine.c (setup_incoming_promotions): ... only caller.
21763 Rearrange to avoid double loop.
21765 2007-03-02 Ben Elliston <bje@au.ibm.com>
21766 Peter Bergner <bergner@vnet.ibm.com>
21767 Janis Johnson <janis187@us.ibm.com>
21769 * config/rs6000/dfp.md: New file.
21770 * config/rs6000/rs6000.md: Include dfp.md.
21771 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21772 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21773 and TDmode decimal float modes in FP registers.
21774 (num_insns_constant): Likewise.
21775 (rs6000_legitimate_offset_address_p): Likewise.
21776 (rs6000_legitimize_address): Likewise.
21777 (rs6000_legitimize_reload_address): Likewise.
21778 (rs6000_legitimate_address): Likewise.
21779 (rs6000_emit_move): Likewise.
21780 (function_arg_boundary): Likewise.
21781 (function_arg_advance): Likewise.
21782 (rs6000_darwin64_record_arg_recurse): Likewise.
21783 (function_arg): Likewise.
21784 (rs6000_gimplify_va_arg): Likewise.
21785 (rs6000_split_multireg_move): Likewise.
21786 (rs6000_output_function_epilogue): Likewise.
21787 (rs6000_output_function_epilogue): Likewise.
21788 (rs6000_register_move_cost): Likewise.
21789 (rs6000_function_value): Likewise.
21790 (rs6000_libcall_value): Likewise.
21792 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21794 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21796 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21798 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21799 Use $MULTIDIR to choose between the kernel and RTP headers,
21800 and use $WIND_BASE and $WIND_USR to locate them.
21802 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21804 * config/i386/i386.c (override_options): Put initialization of
21805 ix86_tune_mask and ix86_arch_mask to the correct place.
21807 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21808 Michael Meissner <michael.meissner@amd.com>
21811 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21812 (ARCHMASK): Define.
21813 (TARGET_CMOVE): Use ARCHMASK.
21814 (TARGET_CMPXCHG): Ditto.
21815 (TARGET_CMPXCHG8B): Ditto.
21816 (TARGET_XADD): Ditto.
21817 (TARGET_BSWAP): Ditto.
21818 * config/i386/i386.c (ix86_tune_mask): New global variable.
21819 (ix86_arch_mask): Ditto.
21820 (override_options): Initialize ix86_tune_mask and
21821 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21824 2007-03-02 Ben Elliston <bje@au.ibm.com>
21827 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21829 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21831 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21832 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21833 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21834 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21836 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21837 rs6000_init_dwarf_reg_sizes_extra): New.
21838 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21839 SPE register high parts.
21841 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21843 * Makefile.in: Add install-pdf target as
21844 copied from automake v1.10 rules.
21845 * configure.ac: Add install-pdf to target list.
21846 * configure: Regenerate.
21848 2007-03-01 Paul Brook <paul@codesourcery.com>
21850 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21851 modes to LDRD for DImode.
21852 (output_move_double): Fixup out of range ldrd/strd.
21853 (vfp_secondary_reload_class): Rename...
21854 (coproc_secondary_reload_class): ... to this. Add wb argument.
21855 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21856 coproc_secondary_reload_class for CLASS_IWMMXT.
21857 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21858 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21860 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21862 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21863 unroll factor by the estimated number of iterations.
21864 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21865 than prefetch latency.
21867 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21868 decode_caches_intel, detect_caches_intel): New functions.
21869 (host_detect_local_cpu): Use detect_caches_amd and
21870 detect_caches_intel.
21872 2007-03-01 Richard Henderson <rth@redhat.com>
21874 * expr.c (emit_move_complex_push): Export.
21875 (emit_move_complex_parts): Split out from ...
21876 (emit_move_complex): ... here.
21877 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21878 * config/i386/i386.md (movcdi): New.
21880 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21882 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21883 size of mode1 to check for tieable modes in MMX case.
21885 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21887 * Makefile.in (rtlanal.o): Depend on tree.h.
21888 * rtl.h (offset_within_section_p, split_const): Declare.
21889 * rtlanal.c: Include tree.h.
21890 (offset_within_block_p): New function, taken from
21891 mips_offset_within_object_p.
21892 (split_const): New function, taken from mips_split_const.
21893 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21895 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21896 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21897 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21898 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21899 (m68k_illegitimate_symbolic_constant_p): New function.
21900 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21901 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21902 symbolic constant that might be outside the symbol's section,
21903 move the symbol first and then add the offset.
21904 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21906 * config/mips/mips.c (mips_split_const): Delete.
21907 (mips_offset_within_object_p): Delete.
21908 (mips_symbolic_constant_p): Use offset_within_section_p and
21909 split_const instead of mips_offset_within_object_p and
21911 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21912 (mips_legitimize_const_move, print_operand_reloc)
21913 (mips_dangerous_for_la25_p): Use split_const instead of
21916 2007-02-28 Eric Christopher <echristo@apple.com>
21918 * Makefile.in (install-include-dir): Don't rm -rf include.
21920 2007-02-28 Richard Guenther <rguenther@suse.de>
21922 PR middle-end/30364
21923 * fold-const.c (fold_binary): Do not associate expressions
21924 with more than one variable for integer types that do not wrap.
21926 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21928 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21929 Delete, and replace with...
21930 (fold_builtin_call_array): This. Update callers to use it.
21931 * fold-const.c (fold_build_call_list): Delete, and replace with...
21932 (fold_build_call_array): This.
21933 (fold_build_call_list_initializer): Delete, and replace with...
21934 (fold_build_call_array_initializer): This.
21935 * tree.h: Update declarations to reflect above changes.
21937 * c-typeck.c (build_function_call): Store converted arguments
21938 in a stack-allocated array instead of building a list.
21939 (convert_arguments): Store arguments in the array passed in as an
21940 argument, and return the actual number of arguments.
21941 * c-format.c: (check_function_format): Pass arguments in an
21942 array instead of a list.
21943 * c-common.c (check_function_nonnull): Likewise.
21944 (check_function_sentinel): Likewise.
21945 (check_function_arguments): Likewise.
21946 * c-common.h: Update declarations to reflect above changes.
21948 2007-02-28 Jan Hubicka <jh@suse.cz>
21950 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21951 PRED_NEGATIVE_RETURN): Update outcomes.
21953 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21955 * calls.c (emit_library_call_value_1): Handle partial registers
21956 correctly when building up CALL_INSN_FUNCTION_USAGE.
21958 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21960 * pa/predicates.md (move_src_operand): Allow zero for mode.
21961 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21964 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21967 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21968 *movv2df_internal): Enable pattern only for valid operand
21970 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21971 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21973 2007-02-27 Mike Stump <mrs@apple.com>
21975 * config/darwin-crt3.c: Avoid compilation when compiling for a
21978 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21980 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21982 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21983 for fixed headers and limits.h.
21984 (install-include-dir, install-headers-tar, install-headers-cpio,
21985 install-headers-cp, real-install-headers-tar,
21986 real-install-headers-cpio, real-install-headers-cp): Handle
21987 include-fixed as well as include.
21988 (install-mkheaders): Don't install files that go only in include
21990 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21991 from GCC_INCLUDE_DIR.
21992 * gcc.c (process_command): Remove special -BstageN/ handling.
21993 (do_spec_1): Add include-fixed directories.
21995 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21997 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21999 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22001 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22004 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22006 * c-common.c (get_priority): Add check for
22007 SUPPORTS_INIT_PRIORITY.
22009 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22011 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22013 * config/bfin/bfin.c: Include "cfglayout.h".
22014 (MAX_LSETUP_DISTANCE): New macro.
22015 (struct loop_info): New members incoming, incoming_src and
22016 incoming_dest. Delete member predecessor.
22017 (length_for_loop): New function.
22018 (bfin_optimize_loop): Handle more different loop structures.
22019 (bfin_discover_loop): Rework detection of predecessor blocks by
22020 examining incoming edges.
22021 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22023 (bfin_reorder_loops): New function.
22024 (bfin_reorg_loops): Use these three new functions.
22026 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22027 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22028 (CONSTRAINT_LEN): Add entry for 'q'.
22029 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22030 Add 'q' constraints.
22031 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22032 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22034 * config/bfin/bfin.md (add_with_carry): New pattern.
22035 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22036 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22037 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22038 support unsigned multiplies too. Removed incorrect commutativity from
22039 operand 1 constraint where appropriate.
22040 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22042 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22043 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22045 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22046 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22047 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22048 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22049 usmulhisi_hh_huh): New patterns.
22051 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22052 lshifthi3): Fix output template to use half reg for operand 2.
22054 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22057 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22059 2007-02-27 Andreas Schwab <schwab@suse.de>
22061 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22063 2007-02-27 Jan Hubicka <jh@suse.cz>
22065 * predict.c (last_basic_block_p): Remove.
22066 (tree_estimate_probability): Update return heuristic for commonized
22069 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22071 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22073 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22075 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22076 * doc/cpp.texi: Standardize title page.
22077 * doc/cppinternals.texi: Likewise.
22078 * doc/gcc.texi: Standardize title page, remove version number
22079 from copyright page.
22080 * doc/gccint.texi: Likewise.
22081 * doc/install.texi: Standardize title page, add table of
22084 2007-02-26 Jan Hubicka <jh@suse.cz>
22086 * predict.def: Set outcomes according to more recent results.
22087 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22088 Remove dead predictors.
22089 * predict.c (return_prediction): Fix pasto.
22091 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22093 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22094 change; avoid a memory leak when returning early.
22096 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22098 * c-decl.c (static_ctors): Move to c-common.c.
22099 (static_dtors): Likewise.
22100 (finish_function): Use c_record_cdtor_fn.
22101 (build_cdtor): Move to c-common.c.
22102 (c_write_global_declarations): Use c_build_cdtor_fns.
22103 * c-common.h (static_ctors): Declare.
22104 (static_dtors): Likewise.
22105 (c_record_cdtor_fn): Likewise.
22106 (c_build_cdtor_fns): Likewise.
22107 * c-common.c (static_ctors): New variable.
22108 (static_dtors): Likewise.
22109 (c_record_cdtor_fn): New function.
22110 (build_cdtor): Move from c-decl.c
22111 (c_build_cdtor_fns): New function.
22113 * output.h (assemble_addr_to_section): Declare.
22114 (get_cdtor_priority_section): Likewise.
22115 * varasm.c (assemble_addr_to_section): New function.
22116 (get_cdtor_priority_section): Likewise.
22117 (default_named_section_asm_out_destructor): Use them.
22118 (destor_dtor_section_asm_out_destructor): Likewise.
22119 (default_named_section_asm_out_constructor): Likewise.
22120 (default_ctor_section_asm_out_constructor): Likewise.
22121 * config.gcc (*-*-vxworks*): Include vxworks.o.
22122 * config/t-vxworks (vxworks.o): New target.
22123 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22124 (TARGET_ASM_CONSTRUCTOR): Define.
22125 (TARGET_ASM_DESTRUCTOR): Likewise.
22126 (vxworks_asm_out_constructor): Declare.
22127 (vxworks_asm_out_destructor): Likewise.
22129 * c-common.c (get_priority): Check that we have not just an
22130 INTEGER_CST, but an integer constant with integeral type.
22132 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22134 PR tree-optimization/30938
22135 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22136 use &dt[nargs-1] instead of &dt[nargs] in the call to
22137 vect_is_simple_use().
22139 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22141 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22142 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22143 Do not attempt to handle MEM inside auto-inc expressions.
22144 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22145 of a register modified by an auto-inc expression. However, do handle
22146 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22147 (elimination_effects): Prohibit elimination of a register modified
22148 by an auto-inc expression. Disable register elimination rules whose
22149 target register is modified by an auto-inc expression with variable
22152 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22154 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22156 (array_at_struct_end_p): New function.
22157 (idx_infer_loop_bounds): Use it.
22158 (estimate_numbers_of_iterations_loop): Export.
22159 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22160 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22161 (tree_estimate_probability): Call record_loop_exits.
22162 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22163 (estimated_loop_iterations, estimated_loop_iterations_int,
22164 estimated_loop_iterations_tree): New functions.
22165 (analyze_siv_subscript_cst_affine,
22166 compute_overlap_steps_for_affine_1_2,
22167 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22168 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22169 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22170 (PRED_LOOP_ITERATIONS_GUESSED): New.
22171 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22172 * cfgloop.h (estimate_numbers_of_iterations_loop,
22173 estimated_loop_iterations_int): Declare.
22175 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22177 * doc/extend.texi: Document optional priority argument to
22178 constructors and destructors.
22179 * tree.c (init_priority_for_decl): Adjust GTY markers.
22180 (init_ttree): Use priority-info hash functions for
22181 init_priority_for_decl.
22182 (tree_map_eq): Rename to ...
22183 (tree_map_base_eq): ... this.
22184 (tree_map_marked_p): Rename to ...
22185 (tree_map_base_marked_p): ... this.
22186 (tree_map_base_hash): New function.
22187 (decl_init_priority_lookup): Rework.
22188 (decl_fini_priority_lookup): New function.
22189 (decl_priority_info): New function.
22190 (decl_init_priority_insert): Use it.
22191 (decl_fini_priority_insert): Likewise.
22192 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22194 (decl_restrict_base_insert): Likewise.
22195 (decl_debug_expr_insert): Likewise.
22196 (decl_value_expr_lookup): Likewise.
22197 (decl_value_expr_insert): Likewise.
22198 * tree.h (priority_type): New type.
22199 (decl_init_priority_lookup): Use priority_type.
22200 (decl_fini_priority_lookup): New function.
22201 (decl_init_priority_insert): Use priority_type.
22202 (decl_fini_priority_insert): New function.
22203 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22204 (DECL_INIT_PRIORITY): Likewise.
22205 (SET_DECL_INIT_PRIORITY): Add comment.
22206 (DECL_FINI_PRIORITY): New macro.
22207 (SET_DECL_FINI_PRIORITY): Likewise.
22208 (DEFAULT_INIT_PRIORITY): Document.
22209 (MAX_INIT_PRIORITY): Likewise.
22210 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22211 (tree_map_base): New type.
22212 (tree_map_base_eq): New function.
22213 (tree_map_base_hash): Likewise.
22214 (tree_map_base_marked_p): Likewise.
22215 (tree_map): Inherit from tree_map_base.
22216 (tree_map_eq): Make it a macro.
22217 (tree_map_marked_p): Likewise.
22218 (tree_int_map): Inherit from tree_map_base.
22219 (tree_int_map_eq): Make it a macro.
22220 (tree_int_map_hash): Likewise.
22221 (tree_int_map_marked_p): Likewise.
22222 (tree_priority_map): New type.
22223 (tree_priority_map_eq): New macro.
22224 (tree_priority_map_hash): Likewise.
22225 (tree_priority_map_marked_p): Likewise.
22226 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22228 (emutls_common_1): Likewise.
22229 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22230 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22231 of tree_map hierarchy.
22232 * tree-cfg.c (move_stmt_r): Likewise.
22233 (new_label_mapper): Likewise.
22234 * c-tree.h (c_expand_body): Move to ...
22235 * c-common.h (c_expand_body): ... here.
22236 * c-decl.c (c_expand_body): Move to ...
22237 * c-common.c (c_expand_body): ... here.
22238 (c_common_attribute_table): Allow 1 argument for the constructor
22239 and destructor attributes.
22240 (get_priority): New function.
22241 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22242 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22244 2007-02-24 Jan Hubicka <jh@suse.cz>
22246 PR middle-end/30509
22247 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22248 copying for inlining.
22250 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22251 Jan Hubicka <jh@suse.cz>
22254 * i386.c (counter_mode): New function.
22255 (expand_set_or_movmem_via_loop): Use it.
22256 (expand_movmem_epilogue): Likewise; fix pasto.
22257 (ix86_expand_movmem): Do emit guard even for constant counts.
22258 (ix86_expand_setmem): Likewise.
22260 2007-02-25 Nick Clifton <nickc@redhat.com>
22262 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22263 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22265 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22268 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22269 count argument with 0x10, not with 0x16.
22270 (expand_setmem_epilogue): Ditto.
22272 2007-02-24 Mike Stump <mrs@apple.com>
22274 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22277 2007-02-24 Richard Guenther <rguenther@suse.de>
22279 PR middle-end/30951
22280 * fold-const.c (fold_binary): Fold x +- CST op x for
22281 EQ_EXPR and NE_EXPR.
22283 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22285 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22287 2007-02-24 Jan Hubicka <jh@suse.cz>
22289 * cgraphunit.c (decide_is_function_needed): Honor
22290 -fkeep-inline-functions.
22292 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22294 * builtins.c (fold_builtin_modf): New.
22295 (fold_builtin_2): Use it.
22297 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22299 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22300 (determine_max_iter): Take additional LOOP arg; all callers changed.
22301 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22302 one using simplifications.
22303 (simplify_using_initial_values): Return if the expression becomes
22304 invalid due to altered regs.
22306 2007-02-23 DJ Delorie <dj@redhat.com>
22308 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22310 2007-02-23 Mike Stump <mrs@apple.com>
22312 * tlink.c (scan_linker_output): Parse linker messages from
22313 darwin9's linker better.
22315 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22318 * varpool.c (varpool_assemble_pending_decls): Set
22319 varpool_last_needed_node to null.
22321 2007-02-23 DJ Delorie <dj@redhat.com>
22323 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22324 alignment bigger than the object file can handle.
22326 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22329 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22330 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22331 (*movsf_1): Penalize MMX moves.
22333 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22335 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22336 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22338 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22340 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22342 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22343 (fold_builtin_1): Use them.
22344 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22345 BUILT_IN_SIGNIFICAND.
22347 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22349 * config/i386/i386.c (bdesc_1arg): Initialize
22350 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22351 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22352 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22353 and IX86_BUILTIN_MOVSLDUP.
22355 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22357 PR rtl-optimization/30841
22358 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22360 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22362 * builtins.c (fold_builtin_frexp): New.
22363 (fold_builtin_2): Use it.
22365 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22367 * doc/invoke.texi (Spec Files): Document getenv spec function.
22369 * gcc.c (getenv_spec_function): New function.
22370 (static_spec_functions): Add it.
22371 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22372 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22375 2007-02-22 Michael Matz <matz@suse.de
22378 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22379 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22381 2007-02-22 Ian Lance Taylor <iant@google.com>
22384 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22385 (mem_loc_descriptor): Call it.
22387 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22388 Ira Rosen <irar@il.ibm.com>
22390 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22392 2007-02-22 Ira Rosen <irar@il.ibm.com>
22394 PR tree-optimization/30843
22395 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22396 stores only after all the group is vectorized.
22398 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22400 PR tree-optimization/30858
22401 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22402 in the reduction cycle have a single use in the loop.
22403 * tree-vectorizer.h (relevant): Add documentation.
22405 2007-02-20 Mike Stump <mrs@apple.com>
22407 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22408 * configure: Regenerate.
22410 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22412 Change the defaults of some parameters and options.
22413 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22414 * config/spu/spu.c (spu_optimization_options): Add.
22415 (spu_override_options): Change params in spu_optimization_options.
22416 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22418 Register 127 is only 16 byte aligned when used as a frame pointer.
22419 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22420 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22421 HARD_FRAME_POINTER_REGNUM.
22422 (spu_legitimate_address): Use regno_aligned_for_reload.
22423 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22424 aligned when frame_pointer_needed is true.
22425 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22427 * config/spu/spu.h (INIT_EXPANDERS): Define.
22429 Make sure shift and rotate instructions have valid immediate operands.
22430 * config/spu/predicates.md (spu_shift_operand): Remove.
22431 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22432 * config/spu/constraints.md (W, O): Extend range.
22433 * config/spu/spu.md (umask, nmask): Define.
22434 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22435 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22436 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22437 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22438 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22439 (lshr<mode>3_reg): Fix rtl description.
22441 Make sure mulhisi immediate operands are valid.
22442 * config/spu/predicates.md (imm_K_operand): Add.
22443 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22445 Generate constants using fsmbi and andi.
22446 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22447 (print_operand, spu_split_immediate, classify_immediate,
22448 fsmbi_const_p): Handle IC_FSMBI2.
22450 Correctly handle a CONST_VECTOR containing symbols.
22451 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22452 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22453 (immediate_load_p): Allow symbols that use 2 instructions to create.
22454 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22455 with symbols when flag_pic is set.
22456 (const_vector_immediate_p): New.
22457 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22458 accept a CONST_VECTOR with symbols.
22459 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22460 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22462 * config/spu/spu.md (high, low): Delete.
22463 (low_<mode>): Define.
22465 Remove INTRmode and INTR_REGNUM, which didn't work.
22466 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22468 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22469 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22470 peephole2 pattern): Don't use INTR or 131.
22471 (movintrcc): Delete.
22472 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22473 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22474 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22475 (UNSPEC_SET_INTR): Add.
22476 * config/spu/spu-modes.def (INTR): Remove.
22478 More accurate warnings about run-time relocations.
22479 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22481 Correctly warn about immediate arguments to specific intrinsics.
22482 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22483 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22484 the instruction predicate.
22486 Fix tree check errors with latest update.
22487 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22489 (spu_expand_builtin): Use CALL_EXPR_FN.
22491 Add missing specific intrinsics.
22492 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22494 * config/spu/spu_internals.h: Ditto.
22496 Fix incorrect operand modifiers.
22497 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22498 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22500 Optimize one case of zero_extend of a vec_select.
22501 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22503 Accept any immediate for hbr.
22504 * config/spu/spu.md (hbr): Change s constraints to i.
22506 2007-02-21 Paul Brook <paul@codesourcery.com>
22508 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22509 condexec_count when skipping USE and CLOBBER.
22511 2007-02-21 Nick Clifton <nickc@redhat.com>
22513 * common.opt (Warray-bounds): Add Warning attribute.
22514 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22516 (fsized-zeroes): Add Optimization attribute.
22517 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22518 * c.opt (Wc++0x-compat): Add Warning attribute.
22520 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22522 PR middle-end/30761
22523 * reload1.c (eliminate_regs_in_insn): In the single_set special
22524 case, attempt to re-recognize the insn before falling back to
22525 having reload fix it up.
22527 2007-02-20 Eric Christopher <echristo@gmail.com>
22529 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22530 Rewrite accordingly.
22531 (frv_read_iacc_argument): Ditto.
22532 (frv_expand_set_builtin): Take a call instead of arglist, update for
22534 (frv_expand_unop_builtin): Ditto.
22535 (frv_expand_binop_builtin): Ditto.
22536 (frv_expand_cut_builtin): Ditto.
22537 (frv_expand_binopimm_builtin): Ditto.
22538 (frv_expand_voidbinop_builtin): Ditto.
22539 (frv_expand_int_void2arg): Ditto.
22540 (frv_expand_prefetches): Ditto.
22541 (frv_expand_voidtriop_builtin): Ditto.
22542 (frv_expand_voidaccop_builtin): Ditto.
22543 (frv_expand_load_builtin): Ditto.
22544 (frv_expand_store_builtin): Ditto.
22545 (frv_expand_mdpackh_builtin): Ditto.
22546 (frv_expand_mclracc_builtin): Ditto.
22547 (frv_expand_mrdacc_builtin): Ditto.
22548 (frv_expand_mwtacc_builtin): Ditto.
22549 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22552 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22554 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22555 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22557 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22558 point instructions.
22559 * configure: Regenerate.
22560 * config.in: Regenerate.
22561 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22562 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22563 masks to power6 and power6x and to POWERPC_MASKS.
22564 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22566 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22567 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22568 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22569 Access PROTOTYPE as variable, not mask.
22571 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22573 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22574 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22575 * combine.c (adjust_for_new_dest): Use it.
22576 * postreload.c (reload_combine): Likewise.
22578 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22580 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22581 notes on an insn with multiple sets, even if single_set returns
22582 non-NULL for that insn.
22584 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22586 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22587 scalbn and scalbln.
22589 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22591 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22592 if user didn't pass it.
22593 * config/i386/darwin.h (CC1_SPEC): Likewise.
22594 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22595 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22596 -mmacosx-version-min.
22598 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22599 Uros Bizjak <ubizjak@gmail.com>
22601 * optabs.h (enum optab_index): Add new OTI_scalb.
22602 (scalb_optab): Define corresponding macro.
22603 * optabs.c (init_optabs): Initialize scalb_optab.
22604 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22606 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22607 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22608 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22609 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22610 flag_unsafe_math_optimizations is set.
22612 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22613 to implement scalbf, scalb and scalbl built-ins as inline x87
22616 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22617 DJ Delorie <dj@redhat.com>
22620 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22621 (diagnostic_report_diagnostic): ... here, and turn them into real
22622 errors. If warnings are inhibited, no need to do anything.
22624 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22626 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22627 better code generation.
22629 2007-02-20 Ben Elliston <bje@au.ibm.com>
22631 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22633 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22635 * config/alpha/alpha.c, config/alpha/alpha.md,
22636 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22637 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22638 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22639 config/arm/lib1funcs.asm: Follow spelling conventions.
22641 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22642 config/fr30/fr30.md, config/i386/i386.h,
22643 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22644 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22645 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22646 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22647 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22648 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22649 config/sparc/sparc.c, config/sparc/sparc.h,
22650 config/sparc/sparc.md, config/spu/constraints.md,
22651 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22654 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22657 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22660 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22662 * doc/invoke.texi (-ftree-lrs): Remove.
22664 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22666 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22669 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22671 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22672 new CALL_EXPR_FN macro for retrieving the function
22673 declaration of the input expression.
22675 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22677 * c.opt (Waddress): New.
22678 * common.opt (Walways-true): Delete.
22679 (Wstring-literal-comparison): Delete.
22680 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22681 -Wstring-literal-comparison. Add -Waddress.
22683 (Walways-true): Delete.
22684 (Wstring-literal-comparison): Delete.
22685 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22686 consistently instead of -Walways-true in example.
22687 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22688 * c-typeck.c (parser_build_binary_op): Replace
22689 -Wstring-literal-comparison and -Walways-true with -Waddress.
22690 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22693 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22695 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22696 without DECL_STRUCT_FUNCTION initialized.
22698 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22700 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22701 due to calls to functions taking pointers as parameters.
22703 2007-02-19 Richard Henderson <rth@redhat.com>
22706 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22709 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22711 * config/s390/s390.c (s390_call_saved_register_used,
22712 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22713 accessed to the new scheme.
22715 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22717 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22718 (cris_print_index, cris_print_operand, cris_print_operand_address)
22719 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22720 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22721 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22722 GET_CODE () == xxx.
22723 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22724 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22725 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22726 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22727 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22728 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22729 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22730 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22731 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22732 (uminsi3, call, call_value): Ditto.
22733 (define_split: indir_to_reg_split, unnamed): Ditto.
22735 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22737 PR tree-optimization/30975
22738 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22741 2007-02-18 Eric Christopher <echristo@gmail.com>
22743 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22744 Remove use of arglist.
22745 (mips_expand_builtin): Remove use of arglist, pass in expr.
22746 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22747 (mips_expand_builtin_movtf): Ditto.
22748 (mips_expand_builtin_compare): Ditto.
22750 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22752 * tree-sra.c (sra_build_assignment): Replace assertion
22753 checking with a comment explaining why it can't be done.
22755 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22757 PR middle-end/30833
22758 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22759 during CALL_EXPR representation conversion.
22760 * tree-ssa-propagate.c (set_rhs): Likewise.
22762 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22764 * tree-sra.c (sra_build_assignment): Disable assertion checking
22767 2007-02-18 Roger Sayle <roger@eyesopen.com>
22769 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22770 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22771 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22773 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22774 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22775 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22776 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22777 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22778 force_gimple_operand): Likewise.
22779 * ipa-cp.c (constant_val_insert): Likewise.
22780 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22781 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22782 perfect_nestify): Likewise.
22783 * langhooks.c (lhd_omp_assignment): Likewise.
22784 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22785 lower_copyprivate_clauses, lower_send_clauses,
22786 lower_send_shared_vars, expand_parallel_call,
22787 expand_omp_for_generic, expand_omp_for_static_nochunk,
22788 expand_omp_for_static_chunk, expand_omp_sections,
22789 lower_omp_single_copy, lower_omp_for_lastprivate,
22790 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22791 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22792 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22795 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22797 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22798 config/sh/sh.md: Follow spelling conventions.
22800 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22801 config/frv/predicates.md: Follow spelling conventions.
22803 * config/m68k/linux-unwind.h: Fix a comment typo.
22804 * target.h: Follow spelling conventions.
22806 2007-02-18 Roger Sayle <roger@eyesopen.com>
22808 PR rtl-optimization/28173
22809 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22810 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22811 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22812 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22813 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22815 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22817 * builtins.c (fold_builtin_load_exponent): New.
22818 (fold_builtin_2): Use it.
22820 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22822 PR rtl-optimization/30773
22823 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22824 if we fail to attach a REG_EQUIV note.
22826 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22827 Roger Sayle <roger@eyesopen.com>
22829 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22831 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22833 * calls.c (initialize_argument_information): Pass original EXP
22834 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22835 code to split complex arguments here, as part of initializing the
22837 (expand_call): Remove code that builds a list of arguments and
22838 inserts implicit arguments into it. Instead, just count how many
22839 implicit arguments there will be so we can determine the size of
22840 the ARGS array, and let initialize_argument_information do the work.
22841 (split_complex_values): Delete unused function.
22843 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22845 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22847 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22849 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22850 for arg pointer based indexed addressing.
22852 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22854 * config/ia64/ia64.h, config/ia64/ia64.md,
22855 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22856 spelling conventions.
22858 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22860 * config/m68k/m68k.c (split_di): New.
22861 * config/m68k/m68k-protos.h: Declare split_di.
22862 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22863 Improve predicate handling and split constant shifts.
22865 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22867 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22868 parameter for register bitfield operations, general predicates
22871 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22873 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22874 * config/m68k/linux-unwind.h: New file.
22876 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22878 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22879 config/i386/athlon.md, config/ia64/ia64.md,
22880 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22881 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22882 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22883 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22884 tree-vect-transform.c: Fix comment typos.
22886 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22888 * sched-deps.c (find_insn_list): Remove.
22889 * sched-int.h: Remove the prototype for find_insn_list.
22891 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22893 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22895 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22896 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22897 darwin_rs6000_override_options.
22898 (C_COMMON_OVERRIDE_OPTIONS): Expect
22899 darwin_macosx_version_min to be non-NULL always.
22900 (TARGET_C99_FUNCTIONS): Likewise.
22901 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22902 (DARWIN_MINVERSION_SPEC): New.
22903 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22904 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22906 (DARWIN_MINVERSION_SPEC): New.
22907 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22909 * config/darwin-c.c (darwin_cpp_builtins): Expect
22910 darwin_macosx_version_min to be non-NULL always.
22912 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22914 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22916 * config/i386/i386.h (x86_use_xchgb): New.
22917 (TARGET_USE_XCHGB): New macro.
22918 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22919 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22920 Split after reload into bswaphi for shifts of 8.
22921 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22922 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22923 or when optimizing for size.
22925 2007-02-16 Richard Guenther <rguenther@suse.de>
22926 Christian Bruel <christian.bruel@st.com>
22928 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22929 DECLs but prefer SSA_NAMEs over DECLs.
22931 2007-02-16 Richard Guenther <rguenther@suse.de>
22933 * tree-flow-inline.h (single_imm_use_p): Remove.
22934 (zero_imm_uses_p): Likewise.
22935 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22936 instead of single_imm_use_p.
22937 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22940 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22943 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22944 nested double- and backquotes.
22946 2007-02-15 Roger Sayle <roger@eyesopen.com>
22948 PR middle-end/30391
22949 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22950 should be unreachable.
22951 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22952 For the time being redirect GIMPLE_MODIFY_STMT to the new
22953 (renamed) build_gimple_modify_stmt_stat.
22954 (build2_gimple_stat): Rename to...
22955 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22956 Always build a GIMPLE_MODIFY_STMT node.
22957 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22958 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22961 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22962 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22963 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22964 expand_complex_div_wide): Likewise.
22965 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22966 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22967 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22968 * tree-ssa-loop-manip.c (create_iv): Likewise.
22969 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22970 abs_replacement): Likewise.
22971 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22972 realify_fake_stores): Likewise.
22974 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22975 node rather than a GIMPLE_MODIFY_STMT node.
22976 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22977 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22979 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22980 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22981 GIMPLE_MODIFY_STMT.
22983 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22985 PR middle-end/30433
22986 * fold-const.c (fold_comparison): Add back the
22987 folding of constant complex comparisions.
22989 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22991 PR middle-end/30729
22992 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22993 effects unknown to this function, return early.
22995 2007-02-15 Ian Lance Taylor <iant@google.com>
22997 * lower-subreg.c (move_eh_region_note): New static function.
22998 (resolve_simple_move): Call it.
22999 (decompose_multiword_subregs): Track blocks for which we resolve a
23000 simple move which is also a control flow insn. Pass them to
23001 find_many_sub_basic_blocks.
23002 (pass_lower_subreg): Add TODO_verify_flow.
23003 (pass_lower_subreg2): Likewise.
23005 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23006 Brooks Moses <brooks.moses@codesourcery.com>
23007 Lee Millward <lee.millward@codesourcery.com>
23009 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23010 (VL_EXP_CLASS_P): New.
23011 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23013 (TREE_OPERAND_CHECK_CODE): Likewise.
23014 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23015 (TREE_RTL_OPERAND_CHECK): Likewise.
23016 (tree_operand_check_failed): Make second parameter the whole tree
23017 instead of its code. Fixed callers.
23018 (VL_EXP_CHECK): New.
23019 (TREE_OPERAND_LENGTH): New.
23020 (VL_EXP_OPERAND_LENGTH): New.
23021 (CALL_EXPR_FN): New.
23022 (CALL_EXPR_STATIC_CHAIN): New.
23023 (CALL_EXPR_ARGS): New.
23024 (CALL_EXPR_ARG): New.
23025 (call_expr_nargs): New.
23026 (CALL_EXPR_ARGP): New.
23027 (build_nt_call_list): Declare.
23028 (build_vl_exp_stat): Declare.
23029 (build_vl_exp): New.
23030 (build_call_list): Declare.
23031 (build_call_nary): Declare.
23032 (build_call_valist): Declare.
23033 (build_call_array): Declare.
23034 (call_expr_arg): Declare.
23035 (call_expr_argp): Declare.
23036 (call_expr_arglist): Declare.
23037 (fold_build_call_list): Declare.
23038 (fold_build_call_list_initializer): Declare.
23039 (fold_call_expr): Declare to replace fold_builtin.
23040 (fold_builtin_fputs): Update to agree with modified definition.
23041 (fold_builtin_strcpy): Likewise.
23042 (fold_builtin_strncpy): Likewise.
23043 (fold_builtin_memory_chk): Likewise.
23044 (fold_builtin_stxcpy_chk): Likewise.
23045 (fold_builtin_strncpy_chk): Likewise.
23046 (fold_builtin_next_arg): Likewise.
23047 (fold_build_call_expr): Declare.
23048 (fold_builtin_call_list): Declare.
23049 (fold_builtin_call_valist): Declare.
23050 (build_call_expr): Declare.
23051 (validate_arglist): Update to agree with modified definition.
23052 (tree_operand_length): New.
23053 (call_expr_arg_iterator): New.
23054 (init_call_expr_arg_iterator): New.
23055 (next_call_expr_arg): New.
23056 (first_call_expr_arg): New.
23057 (more_call_expr_args_p): New.
23058 (FOR_EACH_CALL_EXPR_ARG): New.
23060 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23061 and tcc_gimple_stmt.
23062 (tree_code_size): Update documentation. Use sizeof (tree) rather
23063 than sizeof (char *).
23064 (tree_size): Likewise. Add case for tcc_vl_exp.
23065 (tree_node_structure): Add case for tcc_vl_exp.
23066 (contains_placeholder_p): Likewise.
23067 (substitute_in_expr): Likewise.
23068 (substitute_placeholder_in_expr): Likewise.
23069 (stabilize_reference_1): Likewise.
23070 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23071 to diagnose breakage of this interface for constructing CALL_EXPRs.
23072 (build_nt): Add similar assertion here.
23073 (build_nt_call_list): New.
23074 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23075 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23077 (get_callee_fndecl): Use new CALL_EXPR accessors.
23078 (tree_operand_check_failed): Change parameters to pass entire node
23079 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23080 (process_call_operands): New.
23081 (build_vl_exp_stat): New.
23082 (build_call_list): New.
23083 (build_call_nary): New.
23084 (build_call_valist): New.
23085 (build_call_array): New.
23086 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23087 (call_expr_arglist): New.
23089 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23090 tcc_vl_exp instead of a fixed-size tcc_expression.
23092 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23093 accessors for CALL_EXPRs.
23094 (AGGR_INIT_EXPR): Likewise.
23096 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23097 Brooks Moses <brooks.moses@codesourcery.com>
23098 Lee Millward <lee.millward@codesourcery.com>
23100 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23101 (expand_builtin_nonlocal_goto): Change parameter to be entire
23102 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23103 (expand_builtin_prefetch): Likewise.
23104 (expand_builtin_classify_type): Likewise.
23105 (mathfn_built_in): Return NULL_TREE instead of 0.
23106 (expand_errno_check): Use new CALL_EXPR accessors.
23107 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23108 Return NULL_RTX instead of 0.
23109 (expand_builtin_mathfn_2): Likewise.
23110 (expand_builtin_mathfn_3): Likewise.
23111 (expand_builtin_interclass_mathfn): Likewise.
23112 (expand_builtin_sincos): Likewise.
23113 (expand_builtin_cexpi): Likewise.
23114 (expand_builtin_int_roundingfn): Likewise.
23115 (expand_builtin_int_roundingfn_2): Likewise.
23116 (expand_builtin_pow): Likewise.
23117 (expand_builtin_powi): Likewise.
23118 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23119 of arglist, fixing callers appropriately. Use new CALL_EXPR
23120 accessors and constructors. Return NULL_RTX instead of 0.
23121 (expand_builtin_strstr): Likewise.
23122 (expand_builtin_strchr): Likewise.
23123 (expand_builtin_strrchr): Likewise.
23124 (expand_builtin_strpbrk): Likewise.
23125 (expand_builtin_memcpy): Likewise.
23126 (expand_builtin_mempcpy): Likewise.
23127 (expand_builtin_mempcpy_args): New.
23128 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23129 (expand_builtin_memmove_args): New.
23130 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23131 (expand_movstr): Likewise.
23132 (expand_builtin_strcpy): Likewise.
23133 (expand_builtin_strcpy_args): New.
23134 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23135 (expand_builtin_strncpy): Likewise.
23136 (expand_builtin_memset): Likewise.
23137 (expand_builtin_memset_args): New.
23138 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23139 (expand_builtin_memcmp): Likewise.
23140 (expand_builtin_strcmp): Likewise.
23141 (expand_builtin_strncmp): Likewise.
23142 (expand_builtin_strcat): Likewise.
23143 (expand_builtin_strncat): Likewise.
23144 (expand_builtin_strspn): Likewise.
23145 (expand_builtin_strcspn): Likewise.
23146 (expand_builtin_args_info): Likewise.
23147 (expand_builtin_va_start): Likewise.
23148 (gimplify_va_arg_expr): Likewise.
23149 (expand_builtin_va_end): Likewise.
23150 (expand_builtin_va_copy): Likewise.
23151 (expand_builtin_frame_address): Likewise.
23152 (expand_builtin_alloca): Likewise.
23153 (expand_builtin_bswap): Likewise.
23154 (expand_builtin_unop): Likewise.
23155 (expand_builtin_fputs): Likewise.
23156 (expand_builtin_expect): Likewise.
23157 (expand_builtin_fabs): Likewise.
23158 (expand_builtin_copysign): Likewise.
23159 (expand_builtin_printf): Likewise.
23160 (expand_builtin_fprintf): Likewise.
23161 (expand_builtin_sprintf): Likewise.
23162 (expand_builtin_init_trampoline): Likewise.
23163 (expand_builtin_signbit): Likewise.
23164 (expand_builtin_fork_or_exec): Likewise.
23165 (expand_builtin_sync_operation): Likewise.
23166 (expand_builtin_compare_and_swap): Likewise.
23167 (expand_builtin_lock_test_and_set): Likewise.
23168 (expand_builtin_lock_release): Likewise.
23169 (expand_builtin): Likewise.
23170 (builtin_mathfn_code): Likewise.
23172 (fold_builtin_constant_p): Pass call arguments individually instead
23173 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23174 accessors and constructors. Return NULL_TREE instead of 0.
23175 (fold_builtin_expect): Likewise.
23176 (fold_builtin_classify_type): Likewise.
23177 (fold_builtin_strlen): Likewise.
23178 (fold_builtin_nan): Likewise.
23179 (integer_valued_real_p): Likewise.
23180 (fold_trunc_transparent_mathfn): Likewise.
23181 (fold_fixed_mathfn): Likewise.
23182 (fold_builtin_cabs): Likewise.
23183 (fold_builtin_sqrt): Likewise.
23184 (fold_builtin_cbrt): Likewise.
23185 (fold_builtin_cos): Likewise.
23186 (fold_builtin_cosh): Likewise.
23187 (fold_builtin_tan): Likewise.
23188 (fold_builtin_sincos): Likewise.
23189 (fold_builtin_cexp): Likewise.
23190 (fold_builtin_trunc): Likewise.
23191 (fold_builtin_floor): Likewise.
23192 (fold_builtin_ceil): Likewise.
23193 (fold_builtin_round): Likewise.
23194 (fold_builtin_int_roundingfn): Likewise.
23195 (fold_builtin_bitop): Likewise.
23196 (fold_builtin_bswap): Likewise.
23197 (fold_builtin_logarithm): Likewise.
23198 (fold_builtin_hypot): Likewise.
23199 (fold_builtin_pow): Likewise.
23200 (fold_builtin_powi): Likewise.
23201 (fold_builtin_exponent): Likewise.
23202 (fold_builtin_memset): Likewise.
23203 (fold_builtin_bzero): Likewise.
23204 (fold_builtin_memory_op): Likewise.
23205 (fold_builtin_bcopy): Deleted; call site changed to invoke
23206 fold_builtin_memory_op directly.
23207 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23208 (fold_builtin_strncpy): Likewise.
23209 (fold_builtin_memcmp): Likewise.
23210 (fold_builtin_strcmp): Likewise.
23211 (fold_builtin_strncmp): Likewise.
23212 (fold_builtin_signbit): Likewise.
23213 (fold_builtin_copysign): Likewise.
23214 (fold_builtin_isascii): Likewise.
23215 (fold_builtin_toascii): Likewise.
23216 (fold_builtin_isdigit): Likewise.
23217 (fold_builtin_fabs): Likewise.
23218 (fold_builtin_abs): Likewise.
23219 (fold_builtin_fmin_fmax): Likewise.
23220 (fold_builtin_carg): Likewise.
23221 (fold_builtin_classify): Likewise.
23222 (fold_builtin_unordered_cmp): Likewise.
23224 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23225 New functions split out from fold_builtin_1.
23226 (fold_builtin_n): New.
23227 (fold_builtin_varargs): New.
23228 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23230 (fold_call_expr): New.
23231 (build_function_call_expr): Rewrite to use new helper function.
23232 (fold_builtin_call_list): New.
23233 (build_call_expr): New.
23234 (fold_builtin_call_valist): New.
23235 (rewrite_call_expr): New.
23236 (validate_arg): New.
23237 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23238 of an arglist. Change return type to bool. Use new CALL_EXPR
23241 (fold_builtin_strstr): Pass call arguments individually instead
23242 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23243 accessors and constructors. Return NULL_TREE instead of 0.
23244 (fold_builtin_strchr): Likewise.
23245 (fold_builtin_strrchr): Likewise.
23246 (fold_builtin_strpbrk): Likewise.
23247 (fold_builtin_strcat): Likewise.
23248 (fold_builtin_strncat): Likewise.
23249 (fold_builtin_strspn): Likewise.
23250 (fold_builtin_strcspn): Likewise.
23251 (fold_builtin_fputs): Likewise.
23252 (fold_builtin_next_arg): Likewise.
23253 (fold_builtin_sprintf): Likewise.
23255 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23256 NULL_RTX instead of 0.
23257 (expand_builtin_memory_chk): Likewise.
23258 (maybe_emit_chk_warning): Likewise.
23259 (maybe_emit_sprintf_chk_warning): Likewise.
23261 (fold_builtin_object_size): Pass call arguments individually instead
23262 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23263 accessors and constructors. Return NULL_TREE instead of 0.
23264 (fold_builtin_memory_chk): Likewise.
23265 (fold_builtin_stxcpy_chk): Likewise.
23266 (fold_builtin_strncpy_chk): Likewise.
23267 (fold_builtin_strcat_chk): Likewise.
23268 (fold_builtin_strcat_chk): Likewise.
23269 (fold_builtin_strncat_chk): Likewise.
23270 (fold_builtin_sprintf_chk): Likewise.
23271 (fold_builtin_snprintf_chk): Likewise.
23272 (fold_builtin_printf): Likewise.
23273 (fold_builtin_vprintf): Likewise.
23275 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23277 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23278 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23279 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23280 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23281 (fold_unary): Likewise.
23282 (fold_binary): Likewise.
23283 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23284 ternary expressions.
23285 (fold): Add logic for tcc_vl_exp.
23286 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23287 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23288 (fold_build3_stat): Add assertion to flag broken interface for
23289 constructing CALL_EXPRs.
23290 (fold_build_call_list): New.
23291 (fold_build_call_list_initializer): New.
23292 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23294 (fold_strip_sign_ops): Likewise.
23296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23297 Brooks Moses <brooks.moses@codesourcery.com>
23298 Lee Millward <lee.millward@codesourcery.com>
23300 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23301 accessors and dump arguments explicitly.
23303 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23305 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23307 (print_call_name): Use new CALL_EXPR accessors.
23309 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23310 CALL_EXPR arguments explicitly instead of as a list. Use
23311 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23313 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23314 (vrp_visit_stmt): Likewise.
23316 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23317 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23319 (force_move_till_expr): Likewise.
23321 * targhooks.c (default_external_stack_protect_fail): Use
23322 build_call_expr instead of build_function_call_expr.
23323 (default_hidden_stack_protect_fail): Likewise.
23325 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23328 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23329 and walk arguments explicitly.
23331 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23332 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23333 (expand_simple_operations): Likewise.
23334 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23336 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23337 of TREE_CODE_LENGTH.
23338 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23340 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23341 instead of TREE_CODE_LENGTH.
23343 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23344 (tree_ic_transform): Likewise.
23345 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23346 parameter instead of arglist. Fix callers.
23347 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23348 (tree_stringops_transform): Likewise.
23349 (tree_indirect_call_to_profile): Likewise.
23350 (tree_stringops_values_to_profile): Likewise.
23352 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23353 (eliminate_tail_call): Likewise.
23355 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23357 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23358 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23360 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23362 * omp-low.c (build_omp_barrier): Use build_call_expr.
23363 (lower_rec_input_clauses): Likewise.
23364 (lower_reduction_clauses): Likewise.
23365 (expand_parallel_call): Likewise.
23366 (maybe_catch_exception): Likewise.
23367 (expand_omp_for_generic): Likewise.
23368 (expand_omp_for_static_nochunk): Likewise.
23369 (expand_omp_sections): Likewise.
23370 (lower_omp_single_simple): Likewise.
23371 (lower_omp_single_copy): Likewise.
23372 (lower_omp_master): Likewise.
23373 (lower_omp_ordered): Likewise.
23374 (lower_omp_critical): Likewise.
23376 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23377 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23379 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23380 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23381 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23383 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23384 and generalize to handle any number of operands.
23385 (chrec_contains_undetermined): Likewise.
23386 (tree_contains_chrecs): Likewise.
23387 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23389 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23391 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23392 fold_call_expr instead of fold_builtin.
23393 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23394 match declarations there.
23395 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23398 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23399 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23401 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23402 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23404 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23407 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23408 (execute_cse_sincos): Use new CALL_EXPR accessors.
23410 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23412 * gimple-low.c (lower_function_body): Use build_call_expr.
23413 (lower_builtin_setjmp): Likewise.
23415 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23416 (set_storage_via_libcall): Likewise.
23417 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23418 instead of TREE_CODE_LENGTH.
23419 (expand_expr_real_1): Use new CALL_EXPR accessors.
23421 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23422 generalize to handle any number of operands.
23423 (TB_parent_eq): Likewise.
23425 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23426 (strip_builtin_expect): Likewise.
23428 * function.c (gimplify_parameters): Use build_call_expr.
23430 * tree-vectorizer.c (vect_is_simple_reduction): Use
23431 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23433 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23434 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23436 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23439 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23440 (gimplify_decl_expr): Likewise.
23441 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23442 Use new CALL_EXPR iterators.
23443 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23444 (gimplify_modify_expr_to_memset): Likewise.
23445 (gimplify_variable_sized_compare): Likewise.
23446 (gimplify_omp_atomic_fetch_op): Likewise.
23447 (gimplify_omp_atomic_pipeline): Likewise.
23448 (gimplify_omp_atomic_mutex): Likewise.
23449 (gimplify_function_tree): Likewise.
23451 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23452 (call_expr_flags): Likewise.
23453 (expand_call): Likewise.
23455 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23456 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23459 * coverage.c (create_coverage): Use build_call_expr.
23461 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23462 (temp_call_expr_obstack): New.
23463 (pool_copy_list): Delete.
23464 (temp_copy_call_expr): New.
23465 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23466 CALL_EXPR accessors. Get rid of special goo for copying argument
23467 lists and use temp_copy_call_expr instead.
23468 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23469 CALL_EXPR accessors.
23470 (create_expression_by_pieces): Likewise. Use build_call_array
23471 to construct the result instead of fold_build3.
23472 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23473 dealing with argument lists.
23474 (init_pre): Remove references to expression_node_pool and
23475 list_node_pool. Init temp_call_expr_obstack instead.
23476 (fini_pre): Remove references to expression_node_pool and
23479 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23480 and walk arguments explicitly instead of as a list.
23482 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23483 (mx_register_decls): Likewise.
23484 (mudflap_register_call): Likewise.
23485 (mudflap_finish_file): Likewise.
23487 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23488 (ipa_callsite_compute_param): Likewise.
23490 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23491 accessors and constructor.
23493 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23494 accessors and constructor.
23495 (convert_tramp_reference): Likewise.
23496 (convert_call_expr): Likewise.
23497 (finalize_nesting_tree_1): Likewise.
23499 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23502 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23504 * tree-inline.c (initialize_inlined_parameters): Pass entire
23505 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23507 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23508 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23510 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23512 (vectorizable_reduction): Likewise.
23513 (vectorizable_call): Use new CALL_EXPR iterators.
23514 (vectorizable_conversion): Use build_call_expr.
23515 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23516 (vect_gen_widened_results_half): Use build_call_expr.
23517 (vect_setup_realignment): Likewise.
23518 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23520 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23521 (pass_through_call): Likewise.
23522 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23525 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23526 (tree_gen_pow2_profiler): Likewise.
23527 (tree_gen_one_value_profiler): Likewise.
23528 (tree_gen_ic_func_profiler): Likewise.
23529 (tree_gen_average_profiler): Likewise.
23530 (tree_gen_ior_profiler): Likewise.
23532 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23533 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23534 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23536 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23537 of TREE_CODE_LENGTH.
23539 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23540 of TREE_CODE_LENGTH.
23542 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23544 (convert_to_integer): Likewise.
23546 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23549 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23550 Brooks Moses <brooks.moses@codesourcery.com>
23551 Lee Millward <lee.millward@codesourcery.com>
23553 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23555 * config/frv/frv.c (frv_expand_builtin): Likewise.
23556 * config/s390/s390.c (s390_expand_builtin): Likewise.
23558 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23559 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23561 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23562 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23563 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23564 (ix86_expand_store_builtin): Likewise.
23565 (ix86_expand_unop_builtin): Likewise.
23566 (ix86_expand_unop1_builtin): Likewise.
23567 (ix86_expand_sse_compare): Likewise.
23568 (ix86_expand_sse_comi): Likewise.
23569 (ix86_expand_vec_init_builtin): Likewise.
23570 (ix86_expand_vec_ext_builtin): Likewise.
23571 (ix86_expand_vec_set_builtin): Likewise.
23572 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23574 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23575 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23577 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23578 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23579 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23581 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23583 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23584 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23585 arglist. Use new CALL_EXPR accessors. Fix callers.
23586 (altivec_expand_abs_builtin): Likewise.
23587 (rs6000_expand_binop_builtin): Likewise.
23588 (altivec_expand_predicate_builtin): Likewise.
23589 (altivec_expand_lv_builtin): Likewise.
23590 (spe_expand_stv_builtin): Likewise.
23591 (altivec_expand_stv_builtin): Likewise.
23592 (rs6000_expand_ternop_builtin): Likewise.
23593 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23594 (altivec_expand_st_builtin): Likewise.
23595 (altivec_expand_dst_builtin): Likewise.
23596 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23597 arglist. Use new CALL_EXPR accessors. Fix callers.
23598 (altivec_expand_vec_set_builtin): Likewise.
23599 (altivec_expand_vec_ext_builtin): Likewise.
23600 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23601 (spe_expand_builtin): Likewise.
23602 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23603 arglist. Use new CALL_EXPR accessors. Fix callers.
23604 (spe_expand_evsel_builtin): Likewise.
23605 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23606 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23608 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23609 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23610 (arm_expand_unop_builtin): Likewise.
23611 (arm_expand_builtin): Use new CALL_EXPR accessors.
23613 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23616 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23617 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23619 (bfin_expand_unop_builtin): Likewise.
23620 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23622 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23623 Brooks Moses <brooks.moses@codesourcery.com>
23624 Lee Millward <lee.millward@codesourcery.com>
23626 * c-semantics.c (build_stmt): Add internal diagnostic check.
23628 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23629 accessors. Print arguments explicitly instead of as a list.
23631 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23633 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23634 (c_finish_omp_flish): Likewise.
23636 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23637 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23638 instead of TREE_CODE_LENGTH.
23639 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23640 (c_warn_unused_result): Likewise.
23642 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23645 * doc/invoke.texi (Warning Options): Remove
23646 -Werror-implicit-function-declaration.
23647 (Wimplicit-function-declaration): Update description.
23648 * opts.c (common_handle_option): Move handling of -Werror=* to...
23649 (enable_warning_as_error): ...here.
23650 * opts.h (enable_warning_as_error): Declare.
23651 * c-decl.c (implicit_decl_warning): Unless
23652 -Wno-implicit-function-declaration is given, emit a pedwarn if
23653 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23654 * c.opt (Wimplicit-function-declaration): Replace
23655 mesg_implicit_function_declaration with
23656 warn_implicit_function_declaration.
23657 * c-opts.c (c_common_handle_option):
23658 -Werror-implicit-function-declaration is exactly equal as
23659 -Werror=implicit-function-declaration.
23660 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23661 warn_implicit_function_declaration.
23662 (c_common_post_options): -Wimplict-function-declaration is enabled
23663 by default by -std=c99, otherwise is disabled by default.
23664 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23666 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23668 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23669 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23670 former is ignored but not the latter.
23672 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23674 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23675 is made and the reference doesn't use the alias set of its type,
23676 do not create the temporary using that type.
23678 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23680 * jump.c: Remove prototypes for delete_computation and
23681 delete_prior_computation.
23683 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23685 * jump.c (get_label_after): Delete.
23686 (get_label_before, delete_computation, delete_jump,
23687 delete_prior_computation, follow_jumps): Move...
23688 * reorg.c (delete_computation, delete_prior_computation): ... here...
23689 (get_label_before, delete_jump): ... making these static ...
23690 (follow_jumps): ... and simplifying this since it only runs after
23692 * rtl.h (get_label_after, get_label_before, delete_jump,
23693 follow_jumps): Delete prototypes.
23695 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23697 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23699 2007-02-15 Nick Clifton <nickc@redhat.com>
23701 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23702 order to prevent it from being munged by the target.
23704 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23706 * config/i386/i386.md: Remove misleading comment.
23708 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23710 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23711 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23714 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23716 * tree-sra.c (instantiate_missing_elements): Canonicalize
23718 (sra_build_assignment): New.
23719 (generate_copy_inout, generate_element_copy,
23720 generate_element_zero, generate_one_element_init): Use it.
23722 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23724 * tree-sra.c (instantiate_missing_elements): Canonicalize
23726 (sra_build_assignment): New.
23727 (generate_copy_inout, generate_element_copy,
23728 generate_element_zero, generate_one_element_init): Use it.
23730 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23732 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23735 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23737 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23738 types as aggregates not scalars.
23739 * function.c (assign_stack_temp_for_type): Likewise.
23741 2007-02-14 Roger Sayle <roger@eyesopen.com>
23742 Zdenek Dvorak <dvorakz@suse.cz>
23744 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23747 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23749 * passes.c (next_pass_1): Clear the next field of the copied
23752 2007-02-14 Richard Henderson <rth@redhat.com>
23754 * tree-sra.c (early_sra): New.
23755 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23756 (tree_sra_early, pass_sra_early): New.
23757 * tree-pass.h (pass_sra_early): Declare.
23758 * passes.c (init_optimization_passes): Use it.
23760 2007-02-14 Richard Guenther <rguenther@suse.de>
23762 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23764 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23766 PR tree-optimization/30771
23767 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23769 (vect_analyze_operations): Induction phis can now be marked as
23771 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23772 Update documentation accordingly.
23774 2007-02-14 Nick Clifton <nickc@redhat.com>
23776 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23777 most 3 arguments are supported.
23778 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23780 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23782 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23783 Ensure dst->current is valid.
23785 2007-02-13 Paul Brook <paul@codesourcery.com>
23787 * config.gcc: Add arm*-*-uclinux-*eabi.
23788 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23789 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23790 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23791 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23792 (LINK_SPEC): Define.
23793 (LIB_SPEC): Define.
23794 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23796 * config/arm/uclinux-eabi.h: New file.
23797 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23798 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23801 2007-02-13 Ian Lance Taylor <iant@google.com>
23803 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23804 * flags.h (warn_strict_overflow): Declare.
23805 (enum warn_strict_overflow_code): Define.
23806 (issue_strict_overflow_warning): New static inline function.
23807 * opts.c (warn_strict_overflow): New variable.
23808 (common_handle_option): Handle OPT_Wstrict_overflow and
23809 OPT_Wstrict_overflow_.
23810 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23812 * fold-const.c: Include intl.h.
23813 (fold_deferring_overflow_warnings): New static variable.
23814 (fold_deferred_overflow_warning): New static variable.
23815 (fold_deferred_overflow_code): New static variable.
23816 (fold_defer_overflow_warnings): New function.
23817 (fold_undefer_overflow_warnings): New function.
23818 (fold_undefer_and_ignore_overflow_warnings): New function.
23819 (fold_deferring_overflow_warnings_p): New function.
23820 (fold_overflow_warning): New static function.
23821 (make_range): Add strict_overflow_p parameter. Change all
23823 (extract_muldiv, extract_muldiv_1): Likewise.
23824 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23825 tree_expr_nonnegative_p.
23826 (fold_negate_expr): Call fold_overflow_warning.
23827 (fold_range_test): Likewise.
23828 (fold_comparison): Likewise.
23829 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23830 instead of tree_expr_nonnegative_p.
23831 (tree_expr_nonnegative_warnv_p): Rename from
23832 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23833 (tree_expr_nonnegative_p): New function.
23834 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23835 strict_overflow_p parameter.
23836 (tree_expr_nonzero_p): New function.
23837 * passes.c (verify_interpass_invariants): New static function.
23838 (execute_one_pass): Call it.
23839 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23841 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23842 (estimate_numbers_of_iterations): Likewise.
23843 (scev_probably_wraps_p): Likewise.
23844 * tree-ssa-ccp.c: Include "toplev.h".
23845 (evaluate_stmt): Defer fold overflow warnings until we know we are
23847 (struct fold_stmt_r_data): Add stmt field.
23848 (fold_stmt_r): Defer fold overflow warnings until we know we
23850 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23851 (fold_stmt_inplace): Likewise.
23852 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23853 (cleanup_control_expr_graph): Defer fold overflow warnings until
23854 we know we are going to optimize.
23855 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23856 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23858 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23859 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23860 * tree-ssa-loop-manip.c (create_iv): Likewise.
23861 * c-typeck.c (build_conditional_expr): Likewise.
23862 (build_binary_op): Likewise.
23863 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23864 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23865 (extract_range_from_unary_expr): Likewise.
23866 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23867 assuming that signed overflow does not occur.
23868 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23869 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23870 (fold_defer_overflow_warnings): Declare.
23871 (fold_undefer_overflow_warnings): Declare.
23872 (fold_undefer_and_ignore_overflow_warnings): Declare.
23873 (fold_deferring_overflow_warnings_p): Declare.
23874 (tree_expr_nonzero_warnv_p): Declare.
23875 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23876 of warning options.
23877 (Warning Options): Document -Wstrict-overflow.
23878 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23879 (tree-ssa-ccp.o): Likewise.
23880 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23881 (fold-const.o): Depend on intl.h.
23883 2007-02-13 Ian Lance Taylor <iant@google.com>
23885 PR middle-end/30751
23886 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23889 2007-02-13 Stuart Hastings <stuart@apple.com>
23891 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23893 2007-02-13 Richard Henderson <rth@redhat.com>
23895 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23896 handled_component_p before looking for the indirect_ref.
23898 2007-02-13 Richard Henderson <rth@redhat.com>
23900 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23901 remove flags clobber.
23902 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23903 (bswaphi_lowpart): New.
23904 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23905 remove TARGET_BSWAP test. Delete expander of the same name.
23907 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23908 (expand_unop): Use them.
23910 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23912 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23913 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23914 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23915 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23916 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23917 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23918 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23919 assembler dialect choice from asm templates.
23921 2007-02-12 Richard Henderson <rth@redhat.com>
23923 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23924 (fixuns_trunc<SSEMODEF>si2): Use it.
23925 * config/i386/sse.md (vec_setv4sf_0): Export.
23926 * config/i386/i386.c (ix86_build_const_vector): Export.
23927 (ix86_split_convert_uns_si_sse): Rename from
23928 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23929 * config/i386/i386-protos.h: Update.
23931 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23934 * c-typeck.c (c_finish_return): Improve warning message.
23936 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23938 * alias.c (find_symbolic_term): Delete unused function.
23940 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23942 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23943 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23944 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23946 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23948 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23949 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23950 the function, temporarily point the debug interface to the null one.
23952 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23954 * dwarf2out.c (round_up_to_align): New static function.
23955 (field_byte_offset): Use it to round the offset.
23957 2007-02-12 Richard Henderson <rth@redhat.com>
23959 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23960 (inswl_const): Export.
23962 2007-02-12 Richard Henderson <rth@redhat.com>
23964 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23965 result mode of the libcall, convert back to outmode.
23967 2007-02-12 Roger Sayle <roger@eyesopen.com>
23969 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23970 (bswapdi2): New define_expand to implement 32-bit implementation.
23972 2007-02-12 Nick Clifton <nickc@redhat.com>
23974 * doc/invoke.texi (Overall Options): Document --help=.
23975 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23976 (cc1_options): Pass --help= on to cc1.
23977 (display_help): Add description of --help=.
23978 (process_command): Add code to handle --help=. Allow translated
23979 --help and --target-help switches to be passed on to compiler
23981 (main): Remove unused if statement.
23982 * opts.c (columns): Remove.
23983 (LEFT_COLUMN): Define.
23984 (wrap_help): Add columns argument.
23985 (print_filtered_help): Change parameters to be an include bitmask,
23986 an exclude bitmask, an any bitmask and the column width. Move the
23987 code to display the params list here. Add code to display the
23988 status of options rather than their descriptions if the quiet flag
23990 (print_specific_help): Change parameters to be an include bitmask,
23991 an exclude bitmask and an any bitmask. Move code to look up the
23992 column width here. Decide upon the title for an options listing.
23993 (common_handle_options): Add code to handle --help=. Adapt code
23994 for --help and --target-help to use the revised form of the
23995 print_specific_help function.
23996 (print_help): Delete.
23997 (print_param_help): Delete.
23998 (print_switch): Delete.
23999 * opts.h (cl_lang_count): Add prototype.
24000 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24001 CL_MAX_OPTION_CLASS): New defines.
24002 * optc-gen.awk: Add construction of cl_lang_count.
24003 * c.opt: Add Warning attribute to warning options and Optimization
24004 attribute to optimization options.
24005 * common.opt: Likewise.
24007 Add -fhelp and -ftarget-help as aliases for the transformed --help
24008 and --target-help options.
24009 * opt-functions.awk: Add code to handle Warning and Optimization
24012 2007-02-12 Richard Henderson <rth@redhat.com>
24014 * config/alpha/constraints.md: New file.
24015 * config/alpha/alpha.c: Include tm-constrs.h.
24016 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24017 alpha_extra_constraint): Remove.
24018 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24019 * config/alpha/alpha-protos.h: Update.
24020 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24021 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24022 (EXTRA_CONSTRAINT): Remove.
24023 * config/alpha/alpha.md: Include constraints.md.
24024 (adddi splitter): Use satisfies_constraint_*.
24025 * config/alpha/predicates.md (add_operand): Likewise.
24026 (sext_add_operand, addition_operation): Likewise.
24028 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24030 PR tree-optimization/29145
24031 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24032 in our handling of restrict qualified pointers.
24034 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24037 * doc/invoke.texi (Wunused-value): Update description.
24038 (Wextra): Delete item.
24039 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24040 value of Wunused-value.
24041 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24042 (c_finish_stmt_expr): Don't check extra_warnings.
24043 (emit_side_effect_warnings): The caller is responsible to check
24046 2007-02-11 Roger Sayle <roger@eyesopen.com>
24047 Matt Thomas <matt@3am-software.com>
24049 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24051 2007-02-11 Roger Sayle <roger@eyesopen.com>
24053 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24054 comparisons of POPCOUNT against zero.
24055 (simplify_const_relational_operation): Likewise.
24057 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24059 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24061 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24063 * dwarf2out.c (root_type): Delete unused function.
24065 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24067 * genattrtab.c (contained_in_p): Delete unused function.
24068 (write_expr_attr_cache): Likewise.
24070 2007-02-11 Jan Hubicka <jh@suse.cz>
24072 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24075 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24077 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24078 to add the REG_EQ* note.
24079 * see.c (see_merge_one_use_extension): Likewise.
24080 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24081 turn REG_EQUAL notes into REG_EQUIV notes if the target
24082 register may have more than one set.
24083 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24084 * gcse.c (try_replace_reg): Likewise.
24085 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24086 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24087 more than one REG_EQUIV note.
24088 * reload1.c (gen_reload): Use set_unique_reg_note.
24090 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24092 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24093 (ix86_builtin_conversion): New function.
24095 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24098 * tree.h (DECL_REPLACEABLE_P): New macro.
24099 * except.c (set_nothrow_function_flags): Likewise.
24101 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24102 Ira Rosen <irar@il.ibm.com>
24103 Dorit Nuzman <dorit@il.ibm.com>
24105 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24106 * targhooks.c (default_builtin_vectorized_conversion): New.
24107 * targhooks.h (default_builtin_vectorized_function): New declaration.
24108 * target.h (struct vectorize): Add builtin_conversion field.
24109 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24110 stmt_vec_info_type value.
24111 (vectorizable_conversion): New declaration.
24112 * tree-vect-analyze.c (vect_analyze_operations): Add
24113 vectorizable_conversion call.
24114 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24115 * tree-vect-transform.c (vectorizable_conversion): New function.
24116 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24117 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24119 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24120 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24121 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24122 or ALTIVEC_BUILTIN_VCFSX.
24124 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24127 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24128 CONST_DOUBLE and operand 0 is a hard register.
24129 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24130 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24131 is a hard floating-point register.
24133 2007-02-10 Richard Henderson <rth@redhat.com>
24134 Jakub Jelinek <jakub@redhat.com>
24135 Alexandre Oliva <aoliva@redhat.com>
24137 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24138 * builtin-types.def (BT_WORD): Make unsigned.
24139 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24140 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24141 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24142 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24143 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24144 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24146 * expr.c (emutls_var_address): New.
24147 (expand_expr_real_1): Expand emulated tls.
24148 (expand_expr_addr_expr_1): Likewise.
24149 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24150 * output.h (emutls_finish): Declare.
24151 * toplev.c (compile_file): Call it.
24152 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24153 address before wrapping in CONST.
24154 * varasm.c (emutls_htab, emutls_object_type): New.
24155 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24156 (get_emutls_object_name, get_emutls_object_type): New.
24157 (get_emutls_init_templ_addr, emutls_decl): New.
24158 (emutls_common_1, emutls_finish): New.
24159 (assemble_variable): When emulating tls, swap decls; generate
24160 constructor for the emutls objects.
24161 (do_assemble_alias): When emulating tls, swap decl and target name.
24162 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24164 * varpool.c (decide_is_variable_needed): Look at force_output.
24165 Recurse for emulated tls.
24166 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24167 with decide_is_variable_needed.
24168 * emutls.c: New file.
24169 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24170 tls_object for real tls.
24172 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24174 PR rtl-optimization/29599
24175 * reload1.c (eliminate_regs_in_insn): Take the destination
24176 mode into account when computing the offset.
24178 2007-02-09 Stuart Hastings <stuart@apple.com>
24179 Richard Henderson <rth@redhat.com>
24181 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24182 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24183 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24184 fixuns_truncdfhi2): New.
24185 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24186 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24187 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24188 (floatunssidf2): Allow nonimmediate source.
24189 * config/i386/sse.md (movdi_to_sse): New.
24190 (vec_concatv2di): Drop '*'.
24191 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24192 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24193 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24195 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24196 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24197 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24198 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24199 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24200 ix86_build_const_vector.
24201 (x86_emit_floatuns): Rewrite.
24203 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24205 * genautomata.c (longest_path_length): Delete unused function.
24206 (struct state): Delete unused longest_path_length.
24207 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24208 (get_free_state): Delete unused.
24210 2007-02-09 Jan Hubicka <jh@suse.cz>
24212 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24213 * doc/invoke.texi (inline-unit-growth): Update default value.
24215 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24216 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24217 (rebuild_cgraph_edges): Likewise.
24218 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24219 (dump_cgraph_node): Dump frequencies.
24220 (cgraph_clone_edge): Add frequency scales.
24221 (cgraph_clone_node): Add freuqnecy.
24222 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24223 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24224 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24225 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24226 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24227 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24228 (save_inline_function_body): Likewise.
24229 * ipa-inline.c: inluce rtl.h
24230 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24231 (cgraph_edge_badness): Use frequencies.
24232 (cgraph_decide_recursive_inlining): Update clonning.
24233 (cgraph_decide_inlining_of_small_function): Dump frequency.
24234 * predict.c (estimate_bb_frequencies): Export.
24235 * predict.h (estimate_bb_frequencies): Declare.
24236 * tree-inline.c (copy_bb): Watch overflows.
24237 (expand_call_inline): Update call of cgraph_create_edge.
24238 (optimize_inline_calls): Use TODO flags to update frequnecies.
24239 * passes.h: Include predict.h
24240 (init_optimization_passes): Move profile ahead.
24241 (execute_function_todo): Handle TODO_rebuild_frequencies.
24243 2007-02-09 Roger Sayle <roger@eyesopen.com>
24245 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24246 the insbl or inswl pattern into a register.
24248 2007-02-09 Roger Sayle <roger@eyesopen.com>
24250 * config/ia64/ia64.md (bswapdi2): New define_insn.
24252 2007-02-09 Richard Henderson <rth@redhat.com>
24254 * config/i386/constraints.md (Ym): New constraint.
24255 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24256 (movdi_1_rex64): Split sse and xmm general register moves from
24257 memory move alternatives. Use conditional register constraints.
24258 (movsf_1, movdf_integer): Likewise.
24259 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24260 (movdf_integer_rex64): New.
24261 (pushsf_rex64): Fix output constraints.
24262 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24263 (sse2_stored): Likewise.
24264 (sse2_storeq_rex64): New.
24265 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24266 amd and not generic.
24267 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24268 for optimize_size. Remove SF/DFmode hack.
24270 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24272 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24275 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24276 Richard Sandiford <richard@codesourcery.com>
24278 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24279 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24280 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24281 m68k/t-mlib to tmake_file.
24282 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24283 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24284 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24285 Allow it to be cf or m68k. Set m68k_arch_family. If that
24286 variable is not empty, add t-$m68k_arch_family to tmake_file.
24287 Add t-mlibs to tmake_file.
24288 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24289 * config/m68k/t-cf: New file.
24290 * config/m68k/t-m68k: Likewise.
24291 * config/m68k/t-mlibs: Likewise.
24292 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24293 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24294 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24295 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24296 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24298 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24299 (INSTALL_LIBGCC): Delete.
24300 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24301 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24302 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24303 (M68K_MLIB_CPU): Define.
24304 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24305 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24306 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24308 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24309 Richard Guenther <rguenther@suse.de>
24311 PR middle-end/23361
24312 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24313 against INT_MIN/INT_MAX.
24314 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24315 file if a loop is removed.
24317 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24319 * calls.c (store_one_arg): Pass correct alignment to
24320 emit_push_insn for non-BLKmode values.
24321 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24322 unaligned stack slot via a suitably aligned slot.
24324 2007-02-08 DJ Delorie <dj@redhat.com>
24326 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24328 (legal_subregs): Use unsigned char, make const.
24329 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24331 2007-02-08 Paul Brook <paul@codesourcery.com>
24333 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24334 special interworking needed.
24336 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24338 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24339 conditional to __SSE2__.
24340 (Entries below should have been added to first ChangeLog
24341 entry for amdfam10 dated 2007-02-05)
24342 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24344 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24346 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24349 2007-02-08 DJ Delorie <dj@redhat.com>
24351 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24352 * config/m32c/m32c.c (legal_subregs): New.
24353 (m32c_illegal_subreg_p): New.
24354 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24355 unsupported subregs of hard regs.
24357 2007-02-08 Jan Hubicka <jh@suse.cz>
24359 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24360 the same one; always update histograms.
24362 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24364 * passes.c (init_optimization_passes): Tidy comment.
24366 2007-02-08 Roger Sayle <roger@eyesopen.com>
24368 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24369 strip zero_extend, bswap and rotates from POCOUNT's argument.
24370 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24371 zero_extend and rotates from PARITY's argument.
24372 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24373 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24374 of an integer constant at compile-time.
24376 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24379 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24381 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24384 * tree-ssa-live.c (remove_unused_locals): Do not remove
24385 TREE_ADDRESSABLE variables.
24386 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24387 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24388 FOR_CLOBBER. Update all users.
24389 If VAR has an associated alias set, add a virtual operand for
24390 it if no alias is found to conflict with the memory reference.
24392 2007-02-07 Jan Hubicka <jh@suse.cz>
24393 Robert Kidd <rkidd@crhc.uiuc.edu>
24395 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24397 2007-02-07 Ian Lance Taylor <iant@google.com>
24399 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24401 2007-02-07 Roger Sayle <roger@eyesopen.com>
24403 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24404 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24405 tablejumpdi, movsi_to_cr_one): Remove constraints from
24406 define_expand's match_operands.
24408 2007-02-07 Roger Sayle <roger@eyesopen.com>
24410 * global.c (compute_regsets): Move declatation of "i" inside of
24411 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24413 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24416 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24417 of INDIRECT_REF <RESULT_DECL>.
24419 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24421 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24422 Kaz Kojima <kkojima@gcc.gnu.org>
24425 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24427 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24429 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24431 * doc/loop.texi: Document possibility not to perform disambiguation
24432 of loops with multiple latches.
24433 * cfgloopmanip.c (alp_enum_p): Removed.
24434 (add_loop): Handle subloops. Use get_loop_body_with_size.
24435 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24436 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24437 the new forwarder block.
24438 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24439 Handle the case latch is NULL.
24440 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24441 modifications when marking loop exits.
24442 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24444 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24445 disambiguate_loops_with_multiple_latches.
24446 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24447 before fix_loop_structure.
24448 * cfgloop.c: Include pointer-set.h and output.h.
24449 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24450 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24451 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24452 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24453 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24454 disambiguate_multiple_latches, get_loop_body_with_size,
24455 disambiguate_loops_with_multiple_latches): New functions.
24456 (flow_loop_dump): Dump multiple latch edges.
24457 (flow_loop_nodes_find): Handle loops with multiple latches.
24458 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24459 (glb_enum_p): Modified.
24460 (get_loop_body): Use get_loop_body_with_size.
24461 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24462 (AVOID_CFG_MODIFICATIONS): New constant.
24463 (disambiguate_loops_with_multiple_latches, add_loop,
24464 get_loop_body_with_size): Declare.
24465 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24467 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24469 PR inline-asm/28686
24470 * global.c (compute_regsets): New function.
24471 (global_alloc): Refactored ELIMINABLE_REGSET
24472 and NO_GLOBAL_ALLOC_REGS computation out.
24473 (rest_of_handle_global_alloc): Call compute_regsets()
24474 for non-optimizing case.
24476 2007-02-06 Richard Henderson <rth@redhat.com>
24478 * config/i386/constraints.md (Y2): Rename from Y.
24479 (Yi): New constraint.
24480 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24481 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24482 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24483 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24484 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24485 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24486 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24487 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24488 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24489 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24490 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24491 vec_extractv2si_1): Change Y constraints to Y2.
24492 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24493 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24494 Change Y constraints to Y2.
24495 (sse2_loadld): Change Y constraints to x.
24497 2007-02-06 Roger Sayle <roger@eyesopen.com>
24499 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24500 (parity<mode>2): New define_expand using rs6000_emit_parity.
24501 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24502 rs6000_emit_parity): New functions.
24503 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24504 rs6000_emit_parity): Prototype here.
24506 2007-02-06 Ian Lance Taylor <iant@google.com>
24508 * lower-subreg.c (simple_move_operand): Reject CONST.
24509 (resolve_clobber): Call validate_change rather than directly
24510 assigning to XEXP (pat, 0).
24512 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24514 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24515 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24516 (tree-cfg.o): Remove hashtab.h dependency.
24518 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24519 (struct ivopts_data): Change niters to pointer_map_t.
24520 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24521 (niter_for_exit): Create pointer_map on demand. Change for
24523 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24524 (free_loop_data): Destroy data->niters if created and reset field.
24525 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24526 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24528 * tree-ssa-reassoc.c: Include pointer-set.h.
24529 (bb_rank): Change to long *.
24530 (operand_rank): Change to pointer_map_t.
24531 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24532 (insert_operand_rank): Accept long.
24533 (operand_entry_hash, operand_entry_eq): Remove.
24534 (get_rank): Return long. Adjust for changes above.
24535 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24537 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24539 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24540 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24541 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24543 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24544 directly since it cannot be NULL.
24545 (get_vi_for_tree): Rewrite for pointer_map API.
24546 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24547 (init_alias_vars): Create vi_for_tree as pointer_map.
24548 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24550 * tree-cfg.c: Don't include hashtab.h.
24551 (edge_to_cases): Declare as pointer_map.
24552 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24554 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24555 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24556 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24558 (record_switch_edge): Delete.
24559 (get_cases_for_edge): Adjust for pointer_map API, inline
24560 record_switch_edge (rewritten for new API), remove goto.
24562 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24564 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24565 * tree-nested.c: Include pointer-set.h.
24566 (var_map_elt, var_map_eq, var_map_hash): Delete.
24567 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24568 to pointer_map_t's.
24569 (nesting_info_bitmap_obstack): New.
24570 (lookup_field_for_decl): Adjust for pointer_map API.
24571 (lookup_tramp_for_decl): Adjust for pointer_map API.
24572 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24573 (get_local_debug_decl): Adjust for pointer_map API.
24574 (convert_nl_goto_reference): Adjust for pointer_map API.
24575 (convert_nl_goto_receiver): Adjust for pointer_map API.
24576 (create_nesting_tree): Create outside GGC space. Create bitmap on
24577 the new obstack. Create field_map and var_map as pointer_maps.
24578 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24580 (lower_nested_functions): Move root here, no need to NULL it.
24581 Initialize and release the obstack.
24583 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24585 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24586 Remove prototypes and make them non-static.
24587 (struct tree_int_map): Remove.
24588 * tree.h (struct tree_int_map): Move here, turning TO into an
24590 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24592 * tree.h (TREE_COMPLEXITY): Remove.
24593 (struct tree_exp): Remove complexity field.
24594 * tree.c (build1_stat): Don't set it.
24596 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24597 Victor Kaplansky <victork@il.ibm.com>
24599 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24600 (vect_is_simple_reduction): Support reduction with induction as
24601 one of the operands.
24602 (vect_is_simple_iv_evolution): Fix formatting.
24603 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24604 formatting. Don't mark induction phis for vectorization.
24605 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24606 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24607 (vect_get_vec_def_for_operand): Support induction.
24608 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24610 (vectorizable_reduction): Support reduction with induction as one of
24612 (vectorizable_type_demotion): Use def-type of stmt argument rather
24613 than dummy def-type.
24615 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24616 flag_tree_scev_cprop.
24617 * common.opt (tree-scev-cprop): New flag.
24619 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24620 call to vect_get_new_vect_var.
24622 2007-02-06 Ira Rosen <irar@il.ibm.com>
24624 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24625 vectype is not NULL.
24626 (vect_pattern_recog_1): Likewise.
24628 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24630 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24631 (fold_negate_expr): Likewise.
24633 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24636 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24637 even if cv-qualification is the same.
24639 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24641 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24642 __enable_execute_stack on completion.
24644 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24646 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24647 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24648 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24649 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24650 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24651 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24652 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24653 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24655 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24657 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24658 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24659 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24660 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24661 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24662 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24663 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24664 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24665 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24666 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24667 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24668 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24669 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24670 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24671 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24672 sqrtextenddfxf2_i387): Added amdfam10_decode.
24674 * config/i386/athlon.md (athlon_idirect_amdfam10,
24675 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24676 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24677 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24678 athlon_ivector_store_amdfam10): New define_insn_reservation.
24679 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24682 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24684 * config/i386/athlon.md (athlon_call_amdfam10,
24685 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24686 define_insn_reservation.
24687 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24688 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24689 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24691 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24693 * config/i386/athlon.md (athlon_sseld_amdfam10,
24694 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24695 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24697 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24699 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24700 define_insn_reservation.
24701 * config/i386/i386.md (sseins): Added sseins to define_attr type
24702 and define_attr unit.
24703 * config/i386/sse.md: Set type attribute to sseins for insertq
24706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24708 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24709 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24710 ssecomi_load_amdfam10, ssecomi_amdfam10,
24711 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24712 define_insn_reservation.
24713 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24717 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24718 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24719 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24720 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24721 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24722 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24723 define_insn_reservation.
24725 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24726 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24727 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24728 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24729 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24733 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24734 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24735 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24736 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24737 athlon_ssemul_load_k8): Added amdfam10.
24739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24741 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24742 (x86_sse_unaligned_move_optimal): New variable.
24744 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24746 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24747 for unaligned vector SSE double/single precision loads for AMDFAM10.
24749 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24751 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24752 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24753 Define TARGET_CPU_DEFAULT_amdfam10.
24754 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24755 (processor_type): Add PROCESSOR_AMDFAM10.
24757 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24758 processor_type in config/i386/i386.h.
24759 Enable imul peepholes for TARGET_AMDFAM10.
24761 * config.gcc: Add support for --with-cpu option for amdfam10.
24763 * config/i386/i386.c (amdfam10_cost): New variable.
24764 (m_AMDFAM10): New macro.
24765 (m_ATHLON_K8_AMDFAM10): New macro.
24766 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24767 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24768 x86_promote_QImode, x86_integer_DFmode_moves,
24769 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24770 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24771 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24772 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24773 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24774 Enable/disable for amdfam10.
24775 (override_options): Add amdfam10_cost to processor_target_table.
24776 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24777 processor_alias_table.
24778 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24779 (ix86_adjust_cost): Add code for amdfam10.
24781 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24783 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24784 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24785 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24786 * config/i386/i386.h: Add builtin definition for SSE4A.
24787 * config/i386/i386.md: Add support for ABM instructions
24788 (popcnt and lzcnt).
24789 * config/i386/sse.md: Add support for SSE4A instructions
24790 (movntss, movntsd, extrq, insertq).
24791 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24792 Add -march=amdfam10 flag.
24793 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24794 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24796 * doc/extend.texi: Add documentation for SSE4A builtins.
24798 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24800 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24802 2007-02-05 Richard Guenther <rguenther@suse.de>
24804 * tree-vectorizer.h (vectorizable_function): Add argument type
24805 argument, change return type.
24806 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24807 * tree-vect-transform.c (vectorizable_function): Handle extra
24808 argument, return vectorized function decl.
24809 (build_vectorized_function_call): Remove.
24810 (vectorizable_call): Handle calls with result and argument types
24811 differing. Handle loop vectorization factor correctly.
24812 * targhooks.c (default_builtin_vectorized_function): Adjust for
24814 * targhooks.h (default_builtin_vectorized_function): Likewise.
24815 * target.h (builtin_vectorized_function): Add argument type
24817 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24818 extra argument, allow vectorizing of lrintf.
24819 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24820 documentation of target hook.
24822 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24825 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24826 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24827 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24829 2007-02-05 Roger Sayle <roger@eyesopen.com>
24831 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24832 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24833 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24834 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24835 before canonicalizing sincos to cexpi.
24836 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24838 2007-02-05 Roger Sayle <roger@eyesopen.com>
24840 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24841 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24842 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24844 2007-02-05 Roger Sayle <roger@eyesopen.com>
24846 * mips-tfile.c (initialize_init_file): Correct endianness test.
24848 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24850 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24851 the 'y' constraint.
24853 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24855 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24856 saves in a PARALLEL before the register assignments.
24858 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24860 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24861 DWARF_FRAME_RETURN_COLUMN to be a general register.
24862 * dwarf2out.c (init_return_column_size): New function, split from...
24863 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24864 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24865 to be nongeneral registers.
24866 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24868 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24869 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24871 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24873 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24875 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24877 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24878 (remove_path): Use can_remove_branch_p and remove_branch instead
24879 of loop_delete_branch_edge.
24880 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24881 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24882 Update profile using scale_dominated_blocks_in_loop.
24883 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24884 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24885 (can_remove_branch_p, remove_branch): Declare.
24886 * tree-cfg.c (tree_can_remove_branch_p): New function.
24887 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24888 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24889 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24891 2007-02-05 Jan Hubicka <jh@suse.cz>
24893 PR middle-end/30696
24894 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24895 nodes in cgraph, don't remove offline copy of the function.
24897 2007-02-04 Jan Hubicka <jh@suse.cz>
24899 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24900 vectors might cause maybe_lookup_element_for_expr to be called
24901 on non-sra-candidate.
24903 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24905 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24906 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24907 spelling conventions.
24909 2007-02-04 Richard Guenther <rguenther@suse.de>
24911 PR middle-end/30636
24912 * fold-const.c (try_move_mult_to_index): Make sure to not
24913 overflow one dimension of a multi-dimensional array access.
24915 2007-02-04 Jan Hubicka <jh@suse.cz>
24917 * passes.c (init_optimization_passes): Reindent.
24919 2007-02-04 Jan Hubicka <jh@suse.cz>
24920 Eric Botcazou <ebotcazou@adacore.com>
24922 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24923 (execute_fixup_cfg): Break out the abnormal goto code.
24924 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24925 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24926 (optimize_inline_calls): Call make_nonlocal_label_edges.
24928 2007-02-04 Jan Hubicka <jh@suse.cz>
24930 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24931 true when something was changed.
24932 (rename_ssa_copies): When something was changed, do
24933 TODO_remove_unused_locals.
24934 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24935 add TODO_remove_unused_locals when instruction was removed.
24937 2007-02-04 Jan Hubicka <jh@suse.cz>
24939 * ipa-inline.c (try_inline): Improve debug output; work on already
24941 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24942 call try_inline for already inlined edges too when flattening;
24943 inline also functions that make callee growth but overall unit size
24946 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24948 * config/m32c/bitops.md, config/m32c/jump.md,
24949 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24950 config/m32r/m32r.h, config/m32r/m32r.md,
24951 config/m32r/predicates.md, config/m68hc11/larith.asm,
24952 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24953 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24954 config/mips/mips-protos.h, config/mips/mips.c,
24955 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24956 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24957 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24958 spelling conventions.
24960 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24961 Follow spelling conventions.
24963 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24965 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24966 warn about C++0x compatibility.
24968 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24970 * config/h8300/h8300.c, config/h8300/h8300.h,
24971 config/h8300/h8300.md: Follow spelling conventions.
24973 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24975 PR middle-end/30667
24976 * combine.c (try_combine): Do not substitute source operand
24977 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24979 2007-02-03 Jan Hubicka <jh@suse.cz>
24981 PR gcov-profile/30650
24982 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24983 do not divide by zero for never executed counters.
24984 (tree_find_values_to_profile): Fix counters.
24985 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24987 2007-02-03 Ian Lance Taylor <iant@google.com>
24989 * lower-subreg.c (simple_move_operand): New static function,
24990 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24992 (simple_move): Call simple_move_operand.
24993 (find_decomposable_subregs): Add special handling of MEMs.
24994 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24995 meaning of return value. If we see a hard register, test whether
24996 it can store a word_mode value. Change all callers.
24998 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25000 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25001 ftrapv insns and expanders.
25002 (subdi3): Change define_expand operand 1 to arith11_operand, and
25003 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25004 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25005 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25008 PR middle-end/30174
25009 * varasm.c (notice_global_symbol): Treat global objects as weak when
25010 flag_shlib is true.
25012 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25014 * emit-rtl.c (dconstpi): Delete.
25015 (dconstsqrt2): New.
25016 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25017 * real.h (dconstpi): Delete.
25018 (dconstsqrt2): New.
25019 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25020 (fold_builtin_hypot): Likewise.
25022 2007-02-03 Tom Tromey <tromey@redhat.com>
25025 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25026 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25028 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25030 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25031 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25032 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25033 config/rs6000/cell.md, config/rs6000/darwin.h,
25034 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25035 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25036 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25037 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25038 typos. Follow spelling conventions.
25039 * doc/invoke.texi: Follow spelling conventions.
25041 2007-02-03 Roger Sayle <roger@eyesopen.com>
25043 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25044 canonicalization transformations that attempt to simplify integer
25045 constant comparisons to become comparisons against zero.
25047 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25049 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25051 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25052 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25054 2007-02-02 Mike Stump <mrs@apple.com>
25056 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25057 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25058 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25059 generate a branch island.
25061 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25063 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25064 (xtensa_legitimate_address_p): New.
25065 (xtensa_legitimize_address): New.
25066 (xtensa_output_addr_const_extra): New.
25067 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25069 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25070 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25071 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25072 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25073 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25074 (xtensa_legitimize_address): New.
25075 (xtensa_output_addr_const_extra): New.
25077 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25079 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25081 2007-02-02 Ian Lance Taylor <iant@google.com>
25083 * expmed.c (expand_divmod): Add comment.
25085 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25087 * emit-rtl.c (renumber_insns): Remove.
25088 * flags.h: Remove the extern for flag_renumber_insns.
25089 * rtl.h: Remove the prototype for renumber_insns.
25090 * toplev.c (flag_renumber_insns): Remove.
25092 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25094 Revert for x86 darwin:
25095 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25097 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25098 code before the following patch under TARGET_MACHO.
25099 (ix86_function_value_regno_p): Likewise.
25101 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25103 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25106 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25109 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25110 loads to general or fp registers. Add comments.
25111 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25113 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25115 * pointer-set.c (insert_aux): Only return insertion slot.
25116 (pointer_set_insert): Adjust.
25117 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25118 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25119 pointer_map_traverse): New.
25120 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25121 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25122 pointer_map_contains, pointer_map_traverse): Declare.
25124 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25126 PR middle-end/30473
25127 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25128 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25130 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25132 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25134 (struct _dep): New type.
25135 (dep_t): New typedef.
25136 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25137 (DEP_STATUS): New access macro. The macro with the same name was
25138 renamed to DEP_LINK_STATUS.
25139 (dep_init): Declare function
25141 (struct _dep_link): New type.
25142 (dep_link_t): New typedef.
25143 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25144 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25145 (DEP_LINK_STATUS): New macro.
25146 (debug_dep_links): New debug function.
25148 (struct _deps_list): New type.
25149 (deps_list_t): New typedef.
25150 (DEPS_LIST_FIRST): New access macro.
25151 (FOR_EACH_DEP_LINK): New cycle macro.
25152 (create_deps_list, free_deps_list, delete_deps_list): Declare
25154 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25155 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25156 (copy_deps_list_change_con): Ditto.
25158 (move_dep_link): Declare function.
25160 (struct _dep_node): New type.
25161 (dep_node_t): New typedef.
25162 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25164 (struct haifa_insn_data.back_deps): New field to hold backward
25165 dependencies of the insn.
25166 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25168 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25169 Change its type to deps_list_t.
25170 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25171 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25172 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25174 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25176 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25178 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25180 (dep_cost): Declare.
25182 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25183 (ds_to_dk, dk_to_ds): New functions.
25185 (init_dep_1): New static function.
25186 (init_dep): New function.
25187 (copy_dep): New static function.
25189 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25191 (detach_dep_link): New static function.
25192 (move_dep_link): New function.
25194 (dep_links_consistent_p, dump_dep_links): New static functions.
25195 (debug_dep_links): New debugging function.
25197 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25199 (alloc_deps_list, init_deps_list): New static functions.
25200 (create_deps_list): New function.
25201 (clear_deps_list): New static function.
25202 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25203 (deps_list_consistent_p, dump_deps_list): New static functions.
25204 (debug_deps_list): New function.
25205 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25207 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25209 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25210 use new scheduler dependencies lists.
25211 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25212 (sched_analyze): Ditto. Initialize dependencies lists.
25213 (add_forw_dep, compute_forward_dependences): Update to use new
25214 scheduler dependencies lists.
25216 (init_dependency_caches): Init deps_obstack.
25217 (free_dependency_caches): Free deps_obstack.
25219 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25220 new scheduler dependencies lists.
25221 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25222 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25224 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25225 Update to use new scheduler dependencies lists.
25226 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25227 (debug_dependencies): Ditto.
25228 (schedule_region): Update comments.
25230 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25231 scheduler dependencies lists.
25232 (schedule_ebb): Update comments.
25234 * rtl.def (DEPS_LIST): Remove.
25236 * lists.c (unused_deps_list): Remove.
25237 (free_list): Update assertions.
25239 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25240 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25242 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25243 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25245 * haifa-sched.c (comments): Update.
25246 (insn_cost1): Remove. Inline the code into insn_cost ().
25247 (insn_cost): Update to use new scheduler dependencies lists. Move
25248 processing of the dependency cost to dep_cost ().
25249 (dep_cost): New function. Use it instead of insn_cost () when
25250 evaluating cost of the dependency. Use compatible interface to
25251 interact with the target.
25252 (priority): Update to use new scheduler dependencies lists.
25253 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25254 with greater number of insns that depend on the insn.
25255 (schedule_insn): Update to use new scheduler dependencies lists. Add
25256 code to free backward dependencies lists. Inline and optimize code
25257 from resolve_dep () - see PR28071.
25258 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25259 lists. Update call to targetm.sched.is_costly_dependence hook.
25261 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25262 scheduler dependencies lists.
25264 (resolve_dep): Remove. Move the logic to schedule_insn ().
25265 (init_h_i_d): Initialize dependencies lists.
25267 (process_insn_depend_be_in_spec): Rename to
25268 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25269 dependencies lists.
25270 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25271 Update to use new scheduler dependencies lists.
25272 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25274 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25275 new scheduler dependencies lists.
25276 (build_intra_loop_deps): Ditto.
25278 * target.h (struct _dep): Declare to use in
25279 gcc_target.sched.is_costly_dependence.
25280 (struct gcc_target.sched.adjust_cost): Fix typo.
25281 (struct gcc_target.sched.is_costly_dependence): Change signature to
25282 use single dep_t parameter instead of an equivalent triad.
25283 (struct gcc_target.sched.adjust_cost_2): Remove.
25285 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25287 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25289 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25291 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25293 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25294 (REG_DEP_TRUE): Document.
25296 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25297 Change signature to correspond to the targetm.sched.adjust_cost hook.
25298 Update use in TARGET_SCHED_ADJUST_COST_2.
25299 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25300 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25301 new scheduler dependencies lists.
25302 (ia64_gen_check): Ditto.
25304 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25305 scheduler dependencies lists.
25307 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25308 signature to correspond to the targetm.sched.is_costly_dependence hook.
25309 (is_costly_group): Update to use new scheduler dependencies lists.
25311 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25312 instead of INSN_COST () macro.
25314 2007-02-01 Ian Lance Taylor <iant@google.com>
25316 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25318 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25320 * pa.md (tp_load): Correct mfctl instruction syntax.
25322 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25324 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25325 altivec_padding_size calculation on AIX. Improve comment, add
25326 assert to verify that it's right.
25328 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25331 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25333 PR inline-asm/28686
25334 * global.c (global_alloc): Add mising initialization of
25337 2007-02-01 Roger Sayle <roger@eyesopen.com>
25339 * alias.c (init_alias_analysis): Correct whitespace.
25340 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25341 partition_hot_cold_basic_blocks): Likewise.
25342 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25343 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25344 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25345 fold_builtin_snprintf_chk, fold_builtin_printf,
25346 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25347 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25348 * cfgcleanup.c (cleanup_cfg): Likewise.
25349 * cfgexpand.c (tree_expand_cfg): Likewise.
25350 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25351 * function.c (get_next_funcdef_no): Likewise.
25352 * gengtype.c (main): Likewise.
25353 * genmodes.c (main): Likewise.
25354 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25355 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25356 * ifcvt.c (noce_emit_move_insn): Likewise.
25357 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25359 * stor-layout.c (get_best_mode): Likewise.
25360 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25361 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25362 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25363 perform_var_substitution, solve_graph): Likewise.
25364 * tree-vrp.c (vrp_finalize): Likewise.
25366 2007-02-01 Ian Lance Taylor <iant@google.com>
25368 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25369 high part of a paradoxical subreg, return a constant zero.
25371 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25373 * toplev.c (lang_dependent_init): Call init_set_costs.
25374 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25376 2007-02-01 Richard Guenther <rguenther@suse.de>
25378 PR middle-end/30656
25379 * fold-const.c (fold_negate_expr): Allow negating a
25380 constant if overflow does not change.
25382 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25384 * doc/c-tree.texi (Expression trees): Improve markup.
25385 * doc/tm.texi (Register Classes, Addressing Modes)
25386 (Floating Point): Fix spacing after abbreviations. Fix some
25389 2007-02-01 Ben Elliston <bje@au.ibm.com>
25391 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25392 * doc/contrib.texi: Likewise.
25393 * doc/install.texi: Likewise.
25395 2007-01-31 Richard Henderson <rth@redhat.com>
25396 Ian Lance Taylor <iant@google.com>
25398 * lower-subreg.c: New file.
25399 * rtl.def (CONCATN): Define.
25400 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25401 pass_lower_subreg2.
25402 * emit-rtl.c (update_reg_offset): New static function, broken out
25403 of gen_rtx_REG_offset.
25404 (gen_rtx_REG_offset): Call update_reg_offset.
25405 (gen_reg_rtx_offset): New function.
25406 * regclass.c: Revert patch of 2006-03-05, restoring
25408 (clear_reg_info_regno): New function.
25409 * dwarf2out.c (concatn_loc_descriptor): New static function.
25410 (loc_descriptor): Handle CONCATN.
25411 * common.opt (fsplit_wide_types): New option.
25412 * opts.c (decode_options): Set flag_split_wide_types when
25414 * timevar.def (TV_LOWER_SUBREG): Define.
25415 * rtl.h (gen_reg_rtx_offset): Declare.
25416 (reg_scan_update): Declare.
25417 * regs.h (clear_reg_info_regno): Declare.
25418 * tree-pass.h (pass_lower_subreg): Declare.
25419 (pass_lower_subreg2): Declare.
25420 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25421 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25422 -fsplit-wide-types.
25423 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25424 * Makefile.in (OBJS-common): Add lower-subreg.o.
25425 (lower-subreg.o): New target.
25427 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25429 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25431 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25434 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25436 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25438 PR middle-end/29335
25439 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25441 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25443 * cfgloop.h: Include vec-prim.h.
25444 (enum li_flags): Remove LI_ONLY_OLD.
25445 (loop_iterator): Changed.
25446 (fel_next, fel_init): Iterate over loop tree.
25447 (FOR_EACH_LOOP_BREAK): New macro.
25448 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25450 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25451 * modulo-sched.c (sms_schedule): Ditto.
25452 * tree-vectorizer.c (vectorize_loops): Ditto.
25453 * doc/loop.texi: Update information on loop numbering and behavior of
25454 FOR_EACH_LOOP wrto new loops.
25455 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25456 add_to_evolution_1): Test nestedness of loops instead of comparing
25458 * tree-chrec.c (chrec_fold_plus_poly_poly,
25459 chrec_fold_multiply_poly_poly, chrec_evaluate,
25460 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25461 reset_evolution_in_loop): Ditto.
25462 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25464 2007-01-31 Dirk Mueller <dmueller@suse.de>
25466 * c-common.c (warn_about_parentheses): Separate warning about
25467 un-parenthized sequence of comparison operators from the one
25468 which is supposed to warn about x <= y <= z.
25470 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25472 * optabs.h (enum optab_index): Add new OTI_isinf.
25473 (isinf_optab): Define corresponding macro.
25474 * optabs.c (init_optabs): Initialize isinf_optab.
25475 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25477 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25478 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25480 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25481 expand_builtin_interclass_mathfn.
25482 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25483 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25484 (fxam<mode>2_i387): New insn pattern.
25485 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25486 built-in functions as x87 inline asm.
25488 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25490 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25492 2007-01-30 Eric Christopher <echristo@apple.com>
25494 * config.gcc: Add geode.
25496 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25498 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25499 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25500 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25501 value-prof.c: Fix comment typos.
25503 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25506 * doc/invoke.texi (Wpointer-arith): Document warning.
25508 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25510 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25511 the list of discrepancies from the draft TR.
25513 2007-01-30 Dirk Mueller <dmueller@suse.de>
25516 * doc/invoke.texi (-Wreturn-type): Update description to
25517 match new behavior.
25519 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25521 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25523 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25525 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25526 to handle optabs that operate on floating point input argument and
25527 output to integer output.
25528 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25529 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25530 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25531 expand_builtin_interclass_mathfn ().
25532 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25533 (ilogbsi2): Remove.
25534 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25535 ilogbl built-in functions as x87 intrinsics.
25537 2007-01-30 Richard Guenther <rguenther@suse.de>
25539 PR middle-end/27657
25540 * dwarf2out.c (reference_to_unused): Query varpool if the
25541 variable was output.
25543 2007-01-30 Richard Guenther <rguenther@suse.de>
25545 PR middle-end/30313
25546 * passes.c (execute_one_pass): Reset in_gimple_form to not
25547 confuse non-unit-at-a-time mode.
25549 2007-01-29 Roger Sayle <roger@eyesopen.com>
25550 Richard Guenther <rguenther@suse.de>
25552 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25553 avoid undefined behaviour on overflow. Use force_fit_type_double
25554 to construct the constant with the specified TREE_OVERFLOW.
25556 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25558 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25559 * config/dfp-bit.h: Ditto.
25561 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25563 * c-decl.c (pop_scope): Replace warnings with call to
25564 warn_for_unused_label.
25565 * c-common.h (warn_for_unused_label): Declare.
25566 * c-common.c (warn_for_unused_label): Define.
25568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25570 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25573 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25575 * Makefile.in (USER_H): Remove decfloat.h.
25576 * ginclude/decfloat.h: Delete, moving contents to ...
25577 * ginclude/float.h: Add support for decimal floating point,
25578 guarded by __STDC_WANT_DEC_FP__.
25580 2007-01-29 Mike Stump <mrs@apple.com>
25582 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25583 Analysis and Representation to resolve case insensitive conflict.
25584 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25586 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25588 * tree.h (struct tree_memory_tag): Add aliases member.
25589 (MTAG_ALIASES): New macro.
25590 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25591 (add_may_alias): Remove pointer-set. Update for may_aliases being
25593 (mark_aliases_call_clobbered): Update for may_aliases being a
25595 (compute_tag_properties): Ditto.
25596 (create_partition_for): Ditto.
25597 (compute_memory_partitions): Ditto.
25598 (dump_may_aliases_for): Ditto.
25599 (is_aliased_with): Ditto.
25600 (add_may_alias_for_new_tag): Ditto.
25601 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25602 (compute_is_aliased): New function.
25603 (compute_may_aliases): Call compute_is_aliased).
25604 (init_alias_info): Initialize alias_bitmap_obstack.
25605 (union_alias_set_into): New function.
25606 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25607 (have_common_aliases_p): Rewrite to take two bitmaps and use
25609 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25610 Update for bitmaps.
25611 (finalize_ref_all_pointers): Update for add_may_alias changes.
25612 (new_type_alias): Ditto.
25613 * tree-flow-inline.h (may_aliases): Return a bitmap.
25614 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25615 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25616 may_aliases being a bitmap.
25617 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25618 may_aliases now returns a bitmap.
25619 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25621 * tree-ssa-operands.c (add_virtual_operand): Update for
25622 may_aliases being a bitmap.
25624 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25626 PR tree-optimization/30630
25627 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25628 variable as changed.
25630 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25633 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25634 expanded only once even if an error occurs.
25636 2007-01-29 Ben Elliston <bje@au.ibm.com>
25638 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25639 (__gcov_average_profiler): Likewise.
25640 (__gcov_ior_profiler): Likewise.
25641 (__gcov_merge_ior): Likewise.
25643 2007-01-28 Jan Hubicka <jh@suse.cz>
25645 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25646 * value-prof.c (stringop_block_profile): Likewise.
25648 2007-01-28 Jan Hubicka <jh@suse.cz>
25650 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25651 Add variant handling histograms; add wrapper.
25652 (clear_storage_via_libcall): Export.
25653 (emit_block_move_hints): Break out from ...; add histograms.
25654 (emit_block_move): ... this one.
25655 (clear_storage_hints): Break out from ...; add histograms.
25656 (clear_storage): ... this one.
25657 (set_storage_via_memset): Handle histogram.
25658 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25659 (clear_storage_hints, clear_storage_via_libcall): Declare.
25660 (set_storage_via_setmem): Update prototype.
25661 * doc/md.texi (movmem, setmem): Document new arguments.
25663 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25664 Add new histograms.
25665 (stringop_block_profile): New global function.
25666 (tree_stringops_values_to_profile): Profile block size and alignment.
25667 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25669 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25670 (stringop_block_profile): Declare.
25671 * builtins.c: Include value-prof.h.
25672 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25673 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25674 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25675 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25676 * profile.c (instrument_values): Add new counters.
25677 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25679 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25680 (tree_init_edge_profiler): Build new profilers.
25681 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25682 (pass_tree_profile): Add dump.
25683 (tree_profile_hooks): Update.
25684 * Makefile.in (LIBGCOV): Add new constants.
25685 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25686 __gcov_ior_profiler): New.
25687 * i386.md (movmem/setmem expanders): Add new optional arguments.
25689 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25691 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25693 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25695 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25696 (tree_unswitch_single_loop): Pass eni_size_weights to
25697 tree_num_loop_insns.
25698 * tree-ssa-loop-manip.c: Include tree-inline.h.
25699 (can_unroll_loop_p): Pass eni_size_weights to
25700 tree_num_loop_insns.
25701 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25702 Pass eni_size_weights to estimate_num_insns.
25703 * tree.h (init_inline_once): Export.
25704 * toplev.c (backend_init): Call init_inline_once.
25705 * cgraphunit.c (cgraph_process_new_functions,
25706 cgraph_analyze_function): Pass eni_inlining_weights to
25707 estimate_num_insns.
25708 * ipa-inline.c (compute_inline_parameters): Ditto.
25709 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25710 to estimate_num_insns.
25711 (try_unroll_loop_completely): Pass eni_size_weights to
25712 tree_num_loop_insns.
25713 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25714 ot estimate_num_insns.
25715 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25716 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25717 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25718 eni_time_weights): New variables.
25719 (init_inline_once): Initialize them.
25720 (struct eni_data): Mew.
25721 (estimate_num_insns_1, estimate_num_insns): Use weights.
25722 * tree-inline.h (struct eni_weights_d): New.
25723 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25724 (estimate_num_insns): Declaration changed.
25725 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25726 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25727 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25729 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25731 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25732 relations in the conflict function is valid.
25734 2007-01-27 Ian Lance Taylor <iant@google.com>
25736 * common.opt: Add fstrict-overflow.
25737 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25738 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25739 (TYPE_OVERFLOW_UNDEFINED): Define.
25740 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25742 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25743 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25744 (fold_negate_expr): Likewise.
25745 (make_range): Likewise.
25746 (extract_muldiv_1): Likewise.
25747 (maybe_canonicalize_comparison): Likewise.
25748 (fold_comparison): Likewise.
25749 (fold_binary): Likewise.
25750 (tree_expr_nonnegative_p): Likewise.
25751 (tree_expr_nonzero_p): Likewise.
25752 * tree-vrp.c (compare_values): Likewise.
25753 (extract_range_from_binary_expr): Likewise.
25754 (extract_range_from_unary_expr): Likewise.
25755 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25757 (nowrap_type_p): Likewise.
25758 * tree-scalar-evolution.c (simple_iv): Likewise.
25759 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25760 (build_range_check): Likewise.
25761 (extract_muldiv_1): Likewise.
25762 (fold_comparison): Likewise.
25763 * tree-vrp.c (vrp_int_const_binop): Likewise.
25764 (extract_range_from_unary_expr): Likewise.
25765 * convert.c (convert_to_integer): Likewise.
25766 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25767 (fold_comparison): Likewise.
25768 (fold_binary): Likewise.
25769 * optabs.c (optab_for_tree_code): Likewise.
25770 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25771 * simplify-rtx.c (simplify_const_relational_operation): Check
25772 flag_strict_overflow and flag_trapv.
25773 (simplify_const_relational_operation): Likewise.
25774 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25775 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25778 2007-01-27 Roger Sayle <roger@eyesopen.com>
25780 * tree.c (tree_fold_gcd): Delete.
25781 * tree.h (tree_fold_gcd): Remove prototype.
25782 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25783 test whether one constant integer is a multiple of another. Instead
25784 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25785 * fold-const.c (multiple_of_p): We've determined both TOP and
25786 BOTTOM are integer constants so we can call int_const_binop directly
25787 instead of the more generic const_binop.
25789 2007-01-27 Roger Sayle <roger@eyesopen.com>
25791 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25792 1*X check that the constant hasn't overflowed, to preserve the
25794 (round_up): Provide an efficient implementation when rouding-up an
25795 INTEGER_CST to a power-of-two.
25797 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25799 * doc/sourcebuild.texi: Add comma for clarity.
25800 * doc/extend.texi: Fix some typos.
25801 * doc/passes.texi: Likewise.
25802 * doc/cppinternals.texi: Likewise.
25803 * doc/c-tree.texi: Likewise.
25804 * doc/tree-ssa.texi: Likewise.
25805 * doc/install.texi: Likewise.
25807 2007-01-27 Jan Hubicka <jh@suse.cz>
25809 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25810 (pass_sra): Do not require alias information.
25811 * passes.c (init_optimization_passes): Add SRA
25813 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25815 * tracer.c (rest_of_handle_tracer): We already cleaned
25816 up the CFG in tracer() so don't do it here again.
25817 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25818 cleanup_cfg here, either. And don't call renumber_insns.
25820 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25821 and BB_HEAD are in the insn stream here. Instead make sure
25822 that BB_INSN is valid on all insns. Also, do check here that
25823 there are no pending branch predictions...
25824 (rtl_verify_flow_info): ...instead of doing it here. Checks
25825 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25828 2007-01-26 Roger Sayle <roger@eyesopen.com>
25830 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25831 function to simplify/factorize operand order canonicalization.
25832 (ix86_fixup_binary_operands): Reorganize using the above function.
25833 (ix86_binary_operator_ok): Likewise.
25835 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25837 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25838 file scope from optimize_attrs.
25839 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25841 (optimize_attrs): Clear insn_code_values after freeing it.
25843 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25845 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25846 a parts.base assignment.
25848 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25850 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25851 (compute_subscript_distance, initialize_data_dependence_relation,
25852 finalize_ddr_dependent, analyze_ziv_subscript,
25853 analyze_siv_subscript_cst_affine,
25854 compute_overlap_steps_for_affine_univar,
25855 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25856 analyze_siv_subscript, analyze_miv_subscript,
25857 analyze_overlapping_iterations, subscript_dependence_tester_1,
25858 compute_self_dependence, free_dependence_relation): Work
25859 with affine_fn instead of chrecs.
25860 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25861 common_affine_function, affine_function_base,
25862 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25863 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25864 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25865 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25866 (all_chrecs_equal_p): Removed.
25867 * tree-data-ref.h (affine_fn, conflict_function): New types.
25868 (struct subscript): Change type of conflicting_iterations_in_a
25869 and conflicting_iterations_in_b.
25871 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25874 * config/pa/pa.h (TARGET_HPUX_11): New.
25875 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25876 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25878 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25879 Richard Guenther <rguenther@suse.de>
25881 * tree-ssa-structalias.c (solve_graph): Handle case
25882 we merged the variable to another.
25884 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25886 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25889 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25890 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25892 2007-01-25 DJ Delorie <dj@redhat.com>
25894 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25895 allow changes to modes which don't fit in those registers.
25897 * reload1.c (choose_reload_regs): Check for invalid subregs before
25898 computing their locations, not after.
25900 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25903 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25904 save Altivec registers in an eh_return function.
25905 (compute_vrsave_mask): Likewise.
25906 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25907 for saving Altivec registers.
25908 (rs6000_emit_prologue): Don't allocate stack twice in
25909 eh_return function. Correct expected value of altivec_save_offset
25910 when using save_world. Describe save of R0 to stack when using
25911 save_world. Describe stack pointer adjustment when using
25912 save_world. Remove duplicated eh_return parameter register saving.
25913 Update sp_offset variable after save_world.
25914 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25916 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25917 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25920 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25922 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25924 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25927 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25928 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25930 2007-01-25 Richard Guenther <rguenther@suse.de>
25932 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25933 * common.opt (-Wcoverage-mismatch): New warning option.
25934 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25935 if -Wcoverage-mismatch is given.
25937 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25939 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25940 (ipcp_driver): Change to static definition.
25941 Add dumping of the ifunctions.
25942 (constant_val_insert): Remove unused parameter. Support for SSA.
25943 (ipcp_propagate_const): Support for SSA.
25944 (ipcp_profile_bb_print): Print only analyzed nodes.
25945 (ipcp_replace_map_create): Remove support for Fortran constant
25947 * ipa-prop.c (ipa_method_modify_stmt,
25948 ipa_callsite_compute_param): Support for SSA.
25949 * ipa-prop.h (ipcp_driver): Remove declaration.
25950 (IS_VALID_TREE_MAP_INDEX): Add define.
25952 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25954 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25956 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25958 PR middle-end/30447
25959 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25960 constant argument to cabs and do it without checking for
25961 -funsafe-math-optimizations.
25963 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25965 * c-common.h (RID_FIRST_CXX0X): New.
25966 (RID_LAST_CXX0X): New.
25967 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25969 * c.opt (Wc++0x-compat): New.
25970 * doc/invoke.texi (-Wc++0x-compat): Document.
25972 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25974 * builtins.c (fold_builtin_carg): New.
25975 (fold_builtin_1): Use it.
25977 2007-01-24 Jan Hubicka <jh@suse.cz>
25979 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25981 * ipa-inline.c (initial_insns, max_insns): Delete.
25982 (compute_max_insns): New function.
25983 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25984 amount of insns as base for code growth.
25985 (cgraph_decide_inlining): Make initial_insns local; do not compute
25987 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25988 * doc/invoke.texi (inline-unit-growth): Update docs.
25990 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25992 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25993 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25994 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25995 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25996 for CPUs that have PTA_CX16 set.
25998 PR middle-end/27416
25999 * gimplify.c (omp_check_private): New function.
26000 (gimplify_scan_omp_clauses): Use it for
26001 firstprivate/lastprivate/reduction.
26003 PR middle-end/30494
26004 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26005 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26007 PR middle-end/30421
26008 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26009 If lower_lastprivate_clauses emits some statements, append them
26010 to dlist rather than body_p and to body_p append an initializer.
26011 (lower_omp_for): Adjust caller.
26013 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26015 * target.h (globalize_decl_name): New.
26016 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26017 * output.h (default_globalize_decl_name): New.
26018 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26020 (globalize_decl): Ditto.
26021 (default_globalize_decl_name): New.
26022 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26023 (ia64_handle_version_id_attribute): New.
26024 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26025 (ia64_asm_output_external): Use globalize_decl_name instead
26026 of globalize_label.
26027 * doc/extend.texi (version_id): New pragma.
26028 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26030 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26032 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26033 _uleb128_t and _Unwind_SWord with _sleb128_t.
26034 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26035 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26037 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26038 * unwind-pe.h (read_uleb128, read_sleb128,
26039 read_encoded_value_with_base): Likewise.
26040 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26042 2007-01-24 Richard Guenther <rguenther@suse.de>
26044 * builtins.c (expand_builtin_cexpi): Get the fndecl
26045 for cexp in the correct way.
26047 2007-01-24 Jan Hubicka <jh@suse.cz>
26049 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26052 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26054 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26055 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26056 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26057 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26058 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26059 __SIZEOF_PTRDIFF_T__.
26060 * doc/cpp.texi: Documentation for the new builtin macros added.
26062 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26064 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26065 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26066 instead of operands[2] to avoid access past the end of array.
26068 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26070 * reload1.c (emit_reload_insns): Pass the reload register
26071 for a non-spill output reload through forget_old_reloads_1.
26073 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26075 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26076 _SOFT_DOUBLE if doubles use software floating-point.
26077 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26078 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26079 * config/rs6000/darwin-ldouble.c: Also compile functions for
26080 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26081 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26083 commented-out long double override.
26084 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26085 * config/rs6000/eabispe.h: Likewise.
26086 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26087 long double for non-SPE.
26088 (rs6000_handle_option): Likewise.
26089 (invalid_e500_subreg): Disallow more subregs involding DImode,
26090 DFmode, TImode or TFmode.
26091 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26093 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26095 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26096 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26098 (rs6000_legitimate_address): Also check for TFmode for E500
26100 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26101 (spe_build_register_parallel): Handle TFmode and TCmode.
26102 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26104 (function_arg): Handle TFmode and TCmode for E500 double.
26105 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26107 (print_operand): Handle TFmode and TImode for %y.
26108 (rs6000_generate_compare): Handle TFmode comparisons for E500
26110 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26111 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26112 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26113 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26114 TFmode for E500 double.
26115 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26116 (floatsidf2): Enable for E500 double.
26117 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26118 (extenddftf2): Change to extenddftf2_fprs.
26119 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26120 depending on TARGET_E500_DOUBLE.
26121 (extendsftf2): Enable for E500 double.
26122 (trunctfdf2): Enable for E500 double.
26123 (trunctfsf2): Change to trunctfsf2_fprs.
26124 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26125 depending on TARGET_E500_DOUBLE.
26126 (floatsitf2): Enable for E500 double.
26127 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26128 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26129 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26130 (negtf2): Change to negtf2_internal.
26131 (negtf2): New expander.
26132 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26133 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26134 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26135 (movdi_internal32): Use rs6000_nonimmediate_operand.
26136 (unnamed splitter): Likewise.
26137 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26138 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26139 (SPE64TF, DITI): New mode macros.
26140 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26143 (frob_<mode>_di_2): New.
26144 (frob_tf_di_8_2): New.
26145 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26147 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26149 (frob_ti_<mode>_8_2): New.
26150 (frob_ti_tf_2): New.
26151 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26152 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26154 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26155 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26156 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26157 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26158 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26159 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26162 2007-01-23 Ian Lance Taylor <iant@google.com>
26164 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26166 (OBJS-archive): Reformat, alphabetize.
26167 (OBJS): Change out_object_file to OBJS-md.
26169 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26171 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26172 JUMP_P and CALL_P predicates where applicable.
26173 * config/i386/i386.c: Ditto.
26174 * config/i386/i386.md: Ditto.
26175 * config/i386/mmx.md: Ditto.
26176 * config/i386/predicates.md: Ditto.
26178 2007-01-22 Andreas Schwab <schwab@suse.de>
26180 * config/m68k/m68k.h: Fix comment.
26182 2007-01-22 Jan Hubicka <jh@suse.cz>
26184 * passes.c (init_optimization_passes): Do not rerun
26185 pass_early_warn_uninitialized.
26187 2007-01-22 Richard Guenther <rguenther@suse.de>
26189 PR tree-optimization/30038
26190 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26192 (execute_cse_sincos_1): Likewise.
26193 (execute_cse_sincos): Likewise.
26194 (gate_cse_sincos): Likewise.
26195 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26196 the cexpi() canonicalization of sincos().
26197 * tree-pass.h (pass_cse_sincos): Declare.
26198 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26200 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26202 PR rtl-optimization/29329
26203 * combine.c (replaced_rhs_insn): Rename to i2mod.
26204 (replaced_rhs_value): Rename to i2mod_new_rhs.
26205 (i2mod_old_rhs): New global variable.
26206 (combine_instructions): Adjust for above change. Save a copy of
26207 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26208 note are substituted in the second instruction.
26209 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26210 ditch the note if it pertains to the second eliminated register
26211 and this register is mentioned in i2mod_old_rhs.
26214 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26216 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26217 the insn to which the note was originally attached.
26219 2007-01-21 Jan Hubicka <jh@suse.cz>
26221 * ipa-inline.c (inlining_mode): Comment, move up.
26222 (cgraph_decide_inlining_incrementally): Do not perform inlining
26223 itself; fix handling of flattening of self recursive functions.
26224 (cgraph_find_cycles): Remove.
26225 (cgraph_flatten_node): Remove.
26226 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26227 (try_inline): New function.
26228 (cgraph_early_inlining): Update call of
26229 cgraph_decide_inlining_incrementally. Apply inlining here.
26230 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26232 2007-01-21 Dirk Mueller <dmueller@suse.de>
26235 * tree-vrp.c (check_array_bounds): do not warn
26236 about ADDR_EXPR's of ARRAY_REF's which are immediately
26237 used in binary expressions.
26239 2007-01-21 Ira Rosen <irar@il.ibm.com>
26241 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26242 read_write_dep and macros for its access.
26243 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26244 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26245 argument, call vect_check_interleaving for every independent pair of
26246 data-refs. Mark loads that access the same memory location as a store
26248 (vect_check_dependences): Remove.
26249 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26250 call, fix the call to vect_analyze_data_ref_dependence.
26251 (vect_analyze_data_ref_access): For statements that access the same
26252 data-ref, check that they are not stores; for loads, check that there
26253 is no store that access the same location.
26255 2007-01-20 Roger Sayle <roger@eyesopen.com>
26256 Joseph Myers <joseph@codesourcery.com>
26258 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26259 (-fdump-rtl-stack): Likewise.
26260 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26261 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26262 (-mpt-fixed): Use @minus{} for minus sign.
26263 (Using Precompiled Headers): Fix under/overfull hbox.
26265 2007-01-20 Jan Hubicka <jh@suse.cz>
26267 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26268 place within annotation.
26270 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26272 * pa.c (output_move_double): Change array size of xoperands to 4.
26274 2007-01-20 Jan Hubicka <jh@suse.cz>
26276 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26279 2007-01-19 Ian Lance Taylor <iant@google.com>
26281 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26282 constant to unsigned HOST_WIDE_INT before negating.
26284 2007-01-19 Ian Lance Taylor <iant@google.com>
26286 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26288 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26289 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26290 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26291 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26292 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26293 (realloc_vdef, realloc_vuse): Change second parameter to
26295 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26296 fields to unsigned.
26297 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26298 unsigned. Change x and lim locals to unsigned.
26299 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26301 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26302 (copy_virtual_operands): Change i and n locals to unsigned.
26304 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26306 PR middle-end/29335
26307 * builtins.c (fold_builtin_1): Handle builtin fdim.
26309 2007-01-20 Jan Hubicka <jh@suse.cz>
26311 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26312 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26313 init_alias_heapvars.
26314 (init_alias_heapvars): Initialize only when not already initialized.
26315 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26317 2007-01-19 Roger Sayle <roger@eyesopen.com>
26319 * common.opt (fsigned-zeros): New command line option.
26320 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26321 of flag_unsafe_math_optimizations.
26322 * opts.c (set_fast_math_flags): The -ffast-math command line option
26323 implies -fno-signed-zeros.
26324 (fast_math_flags_set_p): Likewise.
26326 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26327 the documentation of -ffast-math appropriately. Wrap long lines.
26329 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26331 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26332 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26334 2007-01-19 Tomas Bily <tbily@suse.cz>
26336 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26338 (tree_init_ic_make_global_vars): New function
26339 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26340 (tree_gen_ic_profiler): New function
26341 (tree_gen_ic_func_profiler): New function
26342 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26343 (tree_profile_hooks): Added hook for indirec/virtual calls
26344 * value-prof.c (tree_find_values_to_profile): New case for
26346 (tree_values_to_profile): Call for determining indirect/virtual
26348 (tree_indirect_call_to_profile): New function
26349 (tree_ic_transform): New function
26350 (tree_ic): New function
26351 (find_func_by_pid): New function
26352 (init_pid_map): New function
26353 (tree_value_profile_transformations): Added check for
26354 indirect/virtual call transformation
26355 * value-prof.h (enum hist_type): New counter type for
26356 indirect/virtual calls
26357 (profile_hooks): Added new hook for profiling indirect/virtual
26359 * profile.c (instrument_values): New case for indirect/virtual
26361 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26362 (GCOV_COUNTER_V_INDIR): New counter type
26363 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26364 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26366 * cgraph.c: Definition of cgraph_max_pid
26367 (cgraph_create_node): Default init of pid attribute
26368 * cgraph.h: Declaration of cgraph_max_pid
26369 (struct cgraph_node): Added pid attribute
26370 * libgcov.c (__gcov_indirect_call_profiler): New function
26371 (__gcov_one_value_profiler_body): New function
26372 (__gcov_one_value_profiler): Body was moved to
26373 __gcov_one_value_profiler_body and calls it
26375 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26377 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26378 * gengtype.c (write_types_data, write_func_for_structure,
26379 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26380 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26381 (walk_type, write_func_for_structure): Generate the mark_hook if
26384 2007-01-19 Jan Hubicka <jh@suse.cz>
26386 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26387 'early' argument take inlining mode argument specifying whether to
26388 inline for size/speeed or all functions; add support for flattening;
26390 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26392 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26395 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26396 the name of the declared identifier.
26398 2007-01-19 Dirk Mueller <dmueller@suse.de>
26400 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26401 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26402 duplicate evaluation.
26404 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26406 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26407 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26408 to XFMode, use acosxf2 and truncate result to requested mode.
26409 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26410 (asin<mode>2): Similarly, with asin expanders.
26411 (*fscalexf4_i387): Rename from *fscalexf4.
26412 (expNcorexf3): New expander.
26413 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26414 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26415 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26416 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26417 patterns for SSE math.
26418 (exp10<mode>2): Similarly, with exp10 expanders.
26419 (exp2<mode>2): Similarly, with exp2 expanders.
26420 (expm1<mode>2): Similarly, with expm1 expanders.
26421 (ldexp<mode>3): Similarly, with ldexp expanders.
26422 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26423 Use gen_truncxf<mode>2_i387_noop to truncate result.
26425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26427 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26428 for ColdFire targets.
26430 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26431 Richard Sandiford <richard@codesourcery.com>
26433 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26434 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26435 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26436 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26437 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26438 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26440 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26442 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26443 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26444 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26445 (*adddi_dilshr32_cf): New pattern.
26446 (adddi3, subdi3): Remove first alternatives.
26448 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26450 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26451 implemented using move.l, do not use its cc result for floating-point
26454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26456 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26457 from accepting 's' constraints if flag_pic.
26459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26461 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26462 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26463 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26464 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26466 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26468 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26469 ColdFire alternatives.
26470 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26471 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26472 architectures that support ff1 instruction.
26474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26475 Julian Brown <julian@codesourcery.com>
26477 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26478 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26479 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26482 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26484 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26486 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26487 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26488 HOST_WIDE_INT instead of an rtx.
26489 (m68k_rtx_costs): Update call accordingly.
26490 (output_move_const_into_data_reg): Likewise. Fix formatting.
26491 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26493 (output_move_simode_const): Update calls after above changes.
26494 Rework to use automatic variables and predicates like MEM_P.
26495 * config/m68k/m68k.md (pushexthisi_const): Update call to
26498 2007-01-19 Dirk Mueller <dmueller@suse.de>
26500 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26501 in dump_flags test.
26503 2007-01-19 Richard Guenther <rguenther@suse.de>
26505 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26506 via cexp in case sincos is not available.
26508 2007-01-19 Richard Guenther <rguenther@suse.de>
26510 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26511 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26512 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26513 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26514 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26515 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26516 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26517 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26519 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26521 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26523 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26524 (atan2xf3): Directly generate RTL pattern.
26525 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26526 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26527 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26528 disable patterns for SSE math.
26529 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26530 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26531 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26532 disable patterns for SSE math.
26534 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26536 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26538 2007-01-18 Roger Sayle <roger@eyesopen.com>
26540 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26541 VIEW_CONVERT_EXPR to the same type as it's operand.
26543 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26545 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26546 configured for long double 128.
26548 2007-01-18 Mike Stump <mrs@apple.com>
26550 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26553 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26555 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26558 2007-01-18 Jan Hubicka <jh@suse.cz>
26560 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26561 greater than NUM_VOP_FREE_BUCKETS.
26563 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26565 * tree-ssa-structalias.c: Update comments.
26566 (ptabitmap_obstack): Removed.
26567 (pta_obstack): New.
26568 (oldpta_obstack): Ditto.
26569 (stats): Add a few members.
26570 (struct variable_info): Remove node, complex, address_taken, and
26571 indirect_target members. Add oldsolution member.
26572 (new_var_info): Do not initialize removed members.
26573 (constraint_expr_type): Remove INCLUDES.
26574 (constraint_graph): Add size, implicit_preds, rep,
26575 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26576 (FIRST_REF_NODE): New macro.
26577 (LAST_REF_NODE): Ditto.
26578 (FIRST_ADDR_NODE): Ditto.
26579 (find): New function.
26581 (dump_constraint): Do not handle INCLUDES.
26582 (insert_into_complex): Do not insert duplicate constraints.
26583 (condense_varmap_nodes): Renamed and rewritten into ...
26584 (merge_node_constraints): This. Also fix bug in handling of
26585 offseted copy constraints.
26586 (clear_edges_for_node): No longer need to deal with preds at all,
26587 or removing associated preds/succs.
26588 (merge_graph_nodes): Deal with indirect_cycles.
26589 Don't deal with predecessors.
26590 (add_implicit_graph_edge): New function.
26591 (add_pred_graph_edge): Ditto.
26592 (add_graph_edge): Don't deal with predecessors.
26593 (build_constraint_graph): Removed.
26594 (build_pred_graph): New function.
26595 (build_succ_graph): Ditto.
26596 (struct scc_info): Removed in_component. Added roots, dfs, and
26597 node_mapping. Remove visited_index, unification_queue.
26598 (scc_visit): Deal with union-find we do now.
26599 Deal with cycles with REF nodes.
26600 (collapse_nodes): Renamed and rewritten to ...
26601 (unify_nodes): This.
26602 (process_unification_queue): Removed.
26603 (topo_visit): Cleanup
26604 (do_da_constraint): Use find.
26605 (do_sd_constraint): Ditto.
26606 (do_ds_constraint): Ditto.
26607 (do_complex_constraint): Ditto.
26608 (init_scc_info): Update for removed and added members.
26609 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26610 (find_indirect_cycles): This.
26611 (equivalence_class): New variable.
26612 (label_visit): New function.
26613 (perform_variable_substitution): Rewritten.
26614 (free_var_substitution_info): New function.
26615 (find_equivalent_node): Ditto.
26616 (move_complex_constraints): Ditto.
26617 (eliminate_indirect_cycles): Ditto.
26618 (solve_graph): Only propagate changed bits.
26619 Use indirect cycle elimination.
26621 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26622 (tree_id_eq): Renamed to ...
26623 (tree_vi_eq): This. Update for member change
26624 (insert_id_for_tree): Renamed and rewritten to ...
26625 (insert_vi_for_tree): This.
26626 (lookup_id_for_tree): Renamed and rewritten to ...
26627 (lookup_vi_for_tree): This.
26628 (get_id_for_tree): Renamed and rewritten to ...
26629 (get_vi_for_tree): Ditto.
26630 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26631 (process_constraint): Don't handle INCLUDES.
26632 Remove special ADDRESSOF case.
26633 (find_func_aliases): Rewrite to use vi functions instead of id
26635 (create_function_info_for): Ditto.
26636 (create_variable_info_for): Ditto.
26637 (intra_create_variable_infos): Ditto.
26638 (merge_smts_into): Ditto.
26639 (find_what_p_points_to): Ditto.
26640 (init_base_vars): Ditto.
26641 (init_alias_vars): Ditto.
26642 (remove_preds_and_fake_succs): New function.
26643 (dump_sa_points_to_info): Dump new stats.
26644 (dump_solution_for_var): Use find.
26645 (set_used_smts): Fix formatting.
26646 (compute_points_to_sets): Updated for new functions.
26647 (ipa_pta_execute): Ditto.
26649 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26650 Richard Sandiford <richard@codesourcery.com>
26652 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26654 * calls.c (expand_call): If the return value is a PARALLEL,
26655 extract its first member.
26656 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26657 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26658 use FUNCTION_EXTRA_EPILOGUE.
26659 (m68k_function_value): Return a PARALLEL if the return value
26660 is of a pointer type.
26661 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26662 (FUNCTION_EXTRA_EPILOGUE): Remove.
26663 * config/m68k/m68k.md (D0_REG): New constant.
26665 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26667 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26668 output a NOP for empty epilogues.
26670 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26672 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26673 before function. Extend register save check to include all
26674 registers, not just integer ones.
26676 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26678 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26679 (m68k_use_return_insn): ...this.
26680 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26681 * config/m68k/m68k.c (use_return_insn): Rename to...
26682 (m68k_use_return_insn): ...this.
26683 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26684 of USE_RETURN_INSN.
26686 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26688 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26689 nearest even, fix denormal rounding overflow.
26691 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26693 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26694 f%$smove and f%$move.
26695 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26696 (extendsfdf2_cf): Use fdmove instead of f%&move.
26697 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26698 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26700 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26702 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26707 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26708 (coldfire_single_format): Declare.
26709 (coldfire_double_format): Likewise.
26710 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26711 of qnan_msb_set to determine the lower bits of a canonical
26713 (encode_ieee_double): Likewise.
26714 (encode_ieee_quad): Likewise.
26715 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26716 (mips_single_format): Likewise.
26717 (ieee_double_format): Likewise.
26718 (mips_double_format): Likewise.
26719 (ieee_extended_motorola_format): Likewise.
26720 (ieee_extended_intel_96_format): Likewise.
26721 (ieee_extended_intel_128_format): Likewise.
26722 (ieee_extended_intel_96_round_53_format): Likewise.
26723 (ibm_extended_format): Likewise.
26724 (mips_extended_format): Likewise.
26725 (ieee_quad_format): Likewise.
26726 (mips_quad_format): Likewise.
26727 (vax_f_format): Likewise.
26728 (vax_d_format): Likewise.
26729 (vax_g_format): Likewise.
26730 (i370_single_format): Likewise.
26731 (i370_double_format): Likewise.
26732 (decimal_single_format): Likewise.
26733 (decimal_double_format): Likewise.
26734 (decimal_quad_format): Likewise.
26735 (c4x_single_format): Likewise.
26736 (c4x_extended_format): Likewise.
26737 (real_internal_format): Likewise.
26738 (coldfire_single_format): New real_format.
26739 (coldfire_double_format): Likewise.
26740 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26741 canonical_nan_lsbs_set.
26742 (pdp11_d_format): Likewise.
26743 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26744 if TARGET_COLDFIRE_CPU.
26746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26748 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26749 (output_call, m68k_legitimize_call_address): Declare.
26750 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26751 parenthesees. Add support for a 'W' constraint.
26752 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26753 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26754 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26755 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26757 (override_options): Initialize them. Do not set flag_no_function_cse
26758 for TARGET_ID_SHARED_LIBRARY.
26759 (m68k_output_pic_call): Delete.
26760 (m68k_legitimize_call_address): New function.
26761 (print_operand): Remove the %o prefix. Handle the %p prefix.
26762 (output_call): New function.
26763 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26764 target address from the GOT if symbolic jumps are not allowed.
26765 * config/m68k/m68k.md (call, general_operand): Do not set
26766 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26767 Merge separate flag_pic and !flag_pic define_insns into...
26768 (*call, *call_value): ...these new patterns. Match the address
26769 rather than the containing MEM and require it to be a call_operand.
26770 Use output_call to generate the asm template.
26771 * config/m68k/predicates.md (const_call_operand): New predicate.
26772 (call_operand): Likewise.
26774 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26776 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26777 (STACK_GROWS_DOWNWARD): Define to 1.
26778 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26779 comments, emphasizing that these values are only defaults.
26780 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26781 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26783 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26785 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26787 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26788 Richard Sandiford <richard@codesourcery.com>
26790 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26791 (FP_REGNO_P): New macros.
26792 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26793 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26794 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26795 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26797 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26799 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26800 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26802 * config/m68k/t-floatlib: New file, extracting common code from...
26803 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26804 * config/m68k/t-uclinux: Here.
26805 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26806 routines on ColdFire targets.
26808 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26810 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26811 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26812 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26813 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26814 explicitly set MOTOROLA to 1.
26815 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26818 Nathan Sidwell <nathan@codesourcery.com>
26820 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26821 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26822 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26823 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26824 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26825 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26826 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26827 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26828 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26829 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26830 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26831 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26832 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26833 (DBX_REGISTER_NUMBER): Delete.
26834 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26835 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26836 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26840 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26841 * config/flat.h: New file.
26842 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26843 OBJECT_FORMAT_FLAT.
26844 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26845 indirect references for -msep-data or -mid-shared-library.
26846 Do not use PC-relative code addresses either.
26847 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26849 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26850 for shared libraries and crt1.o for executables. Use crti.o and
26852 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26853 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26854 Do not add -elf2flt or -shared-lib-id options here.
26855 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26856 Pass -shared-lib-id if -mid-shared-library, taking the library
26857 identifier from -mshared-library-id if given, otherwise
26859 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26860 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26861 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26862 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26863 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26864 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26866 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26867 jump sequence for ISA A and ISA A+.
26868 (PICJUMP): Likewise.
26870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26872 * config.gcc (m68k-*-uclinux*): Base the port on the common
26873 and m68k GNU/Linux files rather than on the generic ELF ones.
26874 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26875 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26877 2007-01-18 Julian Brown <julian@codesourcery.com>
26878 Richard Sandiford <richard@codesourcery.com>
26880 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26881 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26882 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26884 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26885 80 unconditionally.
26886 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26890 * doc/install.texi: Document m68k-uclinuxoldabi.
26891 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26892 * config/m68k/uclinux-oldabi.h: New file, copied from
26893 config/m68k/uclinux.h.
26895 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26897 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26898 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26899 (m32r_compute_frame_size): Use unsigned for regno.
26900 (m32r_reload_lr): Use gen_frame_mem.
26902 (m32r_output_function_epilogue): Don't output the function epilogue
26904 (m32r_expand_epilogue): New.
26905 (direct_return): Return false if the function has the interrupt
26907 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26908 * config/m32r/m32r.md (epilogue): New expander.
26909 (return_lr, return_rte): New insns.
26910 (return): Make it expander.
26911 (return_normal): New expander.
26913 2007-01-18 Josh Conner <jconner@apple.com>
26916 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26917 support for UNLE, UNLT, UNGE, and UNGT.
26919 2007-01-18 Jan Hubicka <jh@suse.cz>
26921 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26922 * tree-tailcall (add_virtual_phis): Likewise.
26923 (optimize_tail_call): Return TODOs.
26924 (execute_tail_calls): Return TODOs.
26925 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26926 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26928 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26929 Cleanup cfg using TODO.
26930 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26931 * passes.c (execute_function_todo): When cleanup did something, remove
26933 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26934 (make_edges): Don't cleanup_cfg.
26936 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26938 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26939 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26940 operate on the top of stack.
26941 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26942 register handling of instructions that output to the second
26944 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26945 (move_for_stack_reg): Special-case check for dead destination
26946 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26948 * config/i386/i386.md (UNSPEC_TAN): New constant.
26949 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26950 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26951 to correctly model move of constant 1.0 to top stack slot.
26952 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26953 (unnamed peephole2 pattern): Remove corresponding peephole2
26954 pattern that optimizes tan insn and loading of constant 1.0.
26955 (tanxf2): Use fptanxf4_i387.
26956 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26957 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26958 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26959 disable patterns for SSE math.
26960 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26961 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26963 2007-01-18 Dirk Mueller <dmueller@suse.de>
26964 Richard Guenther <rguenther@suse.de>
26967 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26968 * common.opt (Warray-bounds): Add new warning option.
26969 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26971 * Makefile.in: make tree-vrp.o depend on toplev.h
26972 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26974 (check_array_refs, check_array_bounds, check_array_ref): New.
26976 2007-01-18 Jan Hubicka <jh@suse.cz>
26978 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26979 (execute_ssa_ccp): Return flags conditionally.
26980 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26982 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26984 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26986 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26987 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26989 * Makefile.c (GTFILES): Add cfglayout.h.
26990 * gengtype.c (open_base_files): Likewise.
26991 * cfglayout.c (cfg_layout_function_footer,
26992 cfg_layout_function_header) Reindent to make gengtype happy.
26993 * cfglayout.h (cfg_layout_function_footer,
26994 cfg_layout_function_header): Add GTY(()) marker.
26996 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26998 2007-01-18 Ben Elliston <bje@au.ibm.com>
27000 * genautomata.c (write_automata): Include xstrerror output in the
27001 error message if writing the DFA description file fails.
27003 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27005 * config/mips/mips-protos.h (mips_output_external): Make it
27007 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27008 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27009 (extern_list): Likewise.
27010 (extern_head): Likewise.
27011 (TARGET_ASM_FILE_END): Likewise.
27012 (mips_file_end): Likewise.
27013 (mips_output_external): Rewritten.
27015 2007-01-18 Ben Elliston <bje@au.ibm.com>
27017 * genpreds.c (write_insn_preds_c): Only write out the function
27018 body for regclass_for_constraint if we have register constraints.
27020 2007-01-17 Tom Tromey <tromey@redhat.com>
27022 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27023 * doc/install.texi (Testing): Use sourceware.org.
27024 (Binaries): Likewise.
27025 (Specific): Likewise.
27026 * doc/contrib.texi (Contributors): Use sourceware.org.
27028 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27030 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27031 (AVR_ENHANCED): Rename to ...
27032 (AVR_HAVE_MUL): ... new.
27033 (avr_enhanced_p): Rename to ...
27034 (avr_have_mul_p): ... new.
27035 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27036 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27037 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27038 (avr_have_mul_p): ... new.
27039 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27040 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27041 'avr_enhanced_p' and 'enhanced'.
27042 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27043 AVR_HAVE_MUL instead of AVR_ENHANCED.
27044 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27045 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27046 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27047 instead of AVR_ENHANCED.
27048 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27049 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27050 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27052 2007-01-17 Ian Lance Taylor <iant@google.com>
27054 * vec.h (VEC_reserve_exact): Define.
27055 (vec_gc_p_reserve_exact): Declare.
27056 (vec_gc_o_reserve_exact): Declare.
27057 (vec_heap_p_reserve_exact): Declare.
27058 (vec_heap_o_reserve_exact): Declare.
27059 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27061 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27062 negative parameter.
27063 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27064 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27065 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27066 * vec.c (calculate_allocation): Add exact parameter. Change all
27068 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27069 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27070 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27071 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27072 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27073 (vec_heap_p_reserve_exact): New function.
27074 (vec_heap_o_reserve_exact): New function.
27076 2007-01-17 Jan Hubicka <jh@suse.cz>
27078 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27080 2007-01-17 Eric Christopher <echristo@apple.com>
27082 * config.gcc: Support core2 processor.
27084 2007-01-16 Jan Hubicka <jh@suse.cz>
27086 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27087 the names, just unlink the chain so we don't crash on dangling
27091 2007-01-16 Jan Hubicka <jh@suse.cz>
27093 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27094 * tree-pass.h: Reorder to make IPA passes appear toegher.
27095 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27097 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27098 parameters, do not call early inliner.
27099 * ipa-inline.c: Update comments. Include tree-flow.h
27100 (cgraph_decide_inlining): Do not compute inlining parameters.
27101 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27102 be called with function context set up.
27103 (pass_ipa_inline): Remove unreachable functions before pass.
27104 (cgraph_early_inlining): Simplify assuming to be called from the
27106 (pass_early_inline): New pass.
27107 (cgraph_gate_ipa_early_inlining): New gate.
27108 (pass_ipa_early_inline): Turn into simple wrapper.
27109 (compute_inline_parameters): New function.
27110 (gate_inline_passes): New gate.
27111 (pass_inline_parameters): New pass.
27112 (apply_inline): Move here from tree-optimize.c
27113 (pass_apply_inline): New pass.
27114 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27116 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27117 doing them by hand.
27118 (tree_function_versioning): Do not allocate dummy struct function.
27119 * tree-inline.h (optimize_inline_calls): Update prototype.
27120 * tree-optimize.c (execute_fixup_cfg): Export.
27121 (pass_fixup_cfg): Remove
27122 (tree_rest_of_compilation): Do not apply inlines.
27123 * tree-flow.h (execute_fixup_cfg): Declare.
27124 * Makefile.in (gt-passes.c): New.
27125 * passes.c: Include gt-passes.h
27126 (init_optimization_passes): New passes.
27127 (nnodes, order): New static vars.
27128 (do_per_function_toporder): New function.
27129 (execute_one_pass): Dump current pass here.
27130 (execute_ipa_pass_list): Don't dump current pass here.
27132 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27134 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27135 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27137 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27139 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27140 (strong_alias): Define.
27141 (__gcc_qmul): Provide non-FMA for soft-float.
27142 (__gcc_qdiv): Same.
27147 (__gcc_qunord): New.
27157 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27158 soft-float functions.
27159 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27160 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27161 about long double soft float.
27163 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27164 Tehila Meyzels <tehila@il.ibm.com>
27166 * tree-vectorizer.h (is_pattern_stmt_p): New.
27167 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27168 formatting (tabs instead of spaces). Cleanup and clarify setting
27169 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27170 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27171 (vectorizable_type_demotion): Check that types are integral.
27172 (vectorizable_type_promotion): Likewise.
27173 (vectorizable_store): Fix typo. Eliminate new-line at end of
27176 2007-01-16 Jan Hubicka <jh@suse.cz>
27178 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27181 2007-01-15 Eric Christopher <echristo@apple.com>
27183 * ifcvt.c: Include vec.h, vecprim.h.
27184 (check_cond_move_block): New argument regs.
27185 Reorganize. Add registers used to regs.
27186 (cond_move_process_if_block): Use regs set above as
27189 2007-01-15 Eric Christopher <echristo@apple.com>
27191 * config/darwin.h: Update copyright.
27192 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27193 (LINK_COMMAND_SPEC): Add -u.
27194 (LINK_SPEC): Fix umbrella for above.
27196 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27198 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27201 2007-01-15 Tom Tromey <tromey@redhat.com>
27203 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27204 * doc/install.texi (Testing): Don't mention jacks.
27205 (Configuration): Document --enable-java-maintainer-mode. Move
27206 --with-java-home to libgcj-specific section. Document
27208 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27210 2007-01-15 Jan Hubicka <jh@suse.cz>
27212 * tree-ssa-dce.c (DCE_TODOs): New.
27213 (propagate_necessity): Return if something changed.
27214 (eliminate_unnecessary_stmts): Likewise.
27215 (perform_tree_ssa_dce): Return TODO flags when needed.
27216 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27218 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27220 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27221 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27222 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27223 patterns using X87MODEF12 mode macro. Extend operand 1
27224 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27225 (log10<mode>2): Ditto.
27226 (log2<mode>2): Ditto.
27227 (log1p<mode>2): Ditto.
27228 (logb<mode>2): Ditto.
27229 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27230 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27231 (*fxtractxf3_i387): Rename from *fxtractxf3.
27232 (fxtract_extend<mode>xf3_i387): New insn pattern.
27233 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27234 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27235 and gen_fyl2xxf3_i387().
27237 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27239 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27240 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27241 get_loop_exit_edges. Changed return type to bool.
27242 * cfgloop.h (fix_loop_placement): Declaration removed.
27244 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27246 * param.h (MIN_VECT_LOOP_BOUND): New.
27247 * params.def (MIN_VECT_LOOP_BOUND): New.
27248 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27249 argument - minimum threshold for number of iterations.
27250 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27251 argument to declaration.
27252 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27253 MIN_VECT_LOOP_BOUND.
27254 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27255 slpeel_tree_peel_loop_to_edge with additional argument.
27256 (vect_do_peeling_for_alignment): Likewise.
27257 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27259 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27262 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27263 operands of size 1.
27265 2007-01-14 Jan Hubicka <jh@suse.cz>
27267 * tree-dfa.c (remove_referenced_var): New function.
27268 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27269 prune referenced vars list too.
27270 * tree-flow.h (remove_referenced_var): Declare.
27272 2007-01-14 Jan Hubicka <jh@suse.cz>
27274 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27276 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27277 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27278 * except.h (verify_eh_throw_table_statements): Kill prototype.
27279 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27280 into call exrepssions.
27281 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27283 * tree-cfg.c: Include pointer-set.h.
27284 (verify_node_sharing): Work on pointer set.
27285 (verify_eh_throw_stmt_node): New.
27286 (verify_stmts): Use pointers sets, verify throw_stmt.
27288 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27290 * ipa-reference.c (analyze_function): Consider also addresses taken
27293 2007-01-12 Roger Sayle <roger@eyesopen.com>
27295 * c-typeck.c (null_pointer_constant_p): Replace use of
27296 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27297 (build_c_cast): Likewise.
27299 2007-01-12 Roger Sayle <roger@eyesopen.com>
27301 * tree.h (force_fit_type_double): Remove unused final argument.
27302 * c-common.c (constant_expression_warning): Replace use of
27303 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27304 (convert_and_check): Likewise.
27305 (shorten_compare): Update call to force_fit_type_double.
27306 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27307 * convert.c (convert_to_pointer): Update call to
27308 force_fit_type_double.
27309 * fold-const.c (force_fit_type_double): Remove overflowed_const
27311 (int_const_binop, fold_convert_const_int_from_int,
27312 fold_convert_const_int_from_real, fold_div_compare,
27313 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27314 fold_abs_const, fold_not_const): Remove the final argument from
27315 calls to force_fit_type_double.
27317 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27319 * configure.ac: Set insn to "nop" for spu-*-* also.
27320 * configure: Regenerate.
27322 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27324 * builtins.def : Add BUILT_IN_FREE.
27326 2007-01-12 Jan Hubicka <jh@suse.cz>
27328 PR tree-optimization/30443
27329 * tree-inline.c (tree_function_versioning): Do not optimize when
27330 cloning for inlining.
27332 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27334 * doc/loop.texi: Document recording of loop exits.
27335 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27336 (update_single_exits_after_duplication,
27337 update_single_exit_for_duplicated_loop,
27338 update_single_exit_for_duplicated_loops): Removed.
27339 (duplicate_loop_to_header_edge): Do not call
27340 update_single_exits_after_duplication and
27341 update_single_exit_for_duplicated_loops.
27342 (loop_version): Do not update single_exit information.
27343 (fix_loop_structure): Use record_loop_exits instead of
27344 mark_single_exit_loops.
27345 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27346 the lists of loop exits.
27347 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27348 split_edge, merge_blocks): Update the lists of loop exits.
27349 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27350 loop_optimizer_init.
27351 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27352 of mark_single_exit_loops.
27353 (loop_optimizer_finalize): Call release_recorded_exits.
27354 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27355 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27356 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27357 update single exit information.
27358 * lambda-code.c (perfect_nestify): Ditto.
27359 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27360 (mark_single_exit_loops): Removed.
27361 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27362 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27363 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27365 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27366 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27367 (verify_loop_structure): Verify consistency of the exit lists.
27368 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27369 (set_single_exit): Removed.
27370 * cfgloop.h (struct loop_exit): New function.
27371 (struct loop): single_exit_ field replaced by exits field.
27372 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27373 LOOPS_HAVE_RECORDED_EXITS.
27374 (struct loops): Added exits hash.
27375 (mark_single_exit_loops, set_single_exit): Declaration removed.
27376 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27380 * doc/invoke.texi: Avoid use of @headitem.
27382 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27384 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27386 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27388 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27391 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27392 Richard Sandiford <richard@codesourcery.com>
27394 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27395 * config/m68k/m68k.opt: Resort options.
27396 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27399 Richard Sandiford <richard@codesourcery.com>
27401 * doc/invoke.texi: Document the macros that are defined by
27402 m68k's -mtune and -mhard-float options.
27403 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27404 (m68k_cpp_cpu_family): Likewise.
27405 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27406 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27407 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27408 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27409 (m68k_cpp_cpu_family): Likewise.
27411 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27413 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27414 macros besides mc68000 as tuning macros. Use a switch statement
27415 to set them and mcpu32.
27417 2007-01-12 Julian Brown <julian@codesourcery.com>
27419 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27420 (TARGET_68040_ONLY): Rename to...
27421 (TARGET_68040): ...this.
27422 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27423 * config/m68k/m68k.md: Likewise.
27425 2007-01-12 Julian Brown <julian@codesourcery.com>
27426 Nathan Sidwell <nathan@codesourcery.com>
27427 Richard Sandiford <richard@codesourcery.com>
27429 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27430 the -mcpu= argument associated with the --with-cpu setting.
27431 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27432 if different from the one implied by the -mcpu setting.
27433 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27434 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27435 * doc/invoke.texi: Mention ColdFire in the introduction to the
27436 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27437 -mno-div and -mhard-float options. Make -m68881 a synonym for
27438 -mhard-float. Document the previously-undocumented -m5206e,
27439 -m528x, -m5307 and -m5407 options. Tweak the existing option
27440 documentation for consistency.
27441 * doc/install.texi: Mention new --with-cpu arguments.
27442 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27443 default CPU if neither -mcpu nor -march are specified.
27444 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27445 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27446 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27447 using m68k_tune to decide between families that implement the
27448 same ISA. Use m68k_tune to set __mcfv4e__.
27449 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27450 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27451 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27452 (FL_ISA_C, FL_ISA_MMU): New macros.
27453 (MASK_COLDFIRE): Delete.
27454 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27455 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27456 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27457 (TARGET_HARD_FLOAT): Do not define here.
27458 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27459 (TUNE_68000): New macro.
27460 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27461 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27462 (TUNE_CFV2): Redefine in terms of m68k_tune.
27463 (uarch_type, target_device, fpu_type): New enums.
27464 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27465 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27466 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27467 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27468 (FL_FOR_isa_c): New macros.
27469 (m68k_isa): New enum.
27470 (m68k_target_selection): New structure.
27471 (all_devices, all_isas, all_microarchs): New tables.
27472 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27473 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27474 (MASK_ALL_CPU_BITS): Delete.
27475 (m68k_find_selection): New function.
27476 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27477 Map the legacy target options to a combination of the new ones.
27478 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27479 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27480 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27482 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27483 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27485 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27486 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27487 * config/m68k/m68k-devices.def: New file.
27489 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27490 Nathan Sidwell <nathan@codesourcery.com>
27492 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27493 (SUBTARGET_EXTRA_SPECS): New macros.
27494 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27495 use %(asm_cpu_spec) instead.
27496 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27497 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27498 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27499 (EXTRA_SPECS): Rename to...
27500 (SUBTARGET_EXTRA_SPECS): ...this.
27502 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27503 Richard Sandiford <richard@codesourcery.com>
27504 Julian Brown <julian@codesourcery.com>
27506 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27507 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27508 to the configuration's default CPU.
27509 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27510 Remove default masks.
27511 (m680[012]0-*-*): Set the default with_cpu to the first part of
27513 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27514 (m68k*-*-linux): Extend the --with-cpu handling to...
27515 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27516 and m68010. Don't set target_cpu_default2.
27517 * doc/install.texi: Document --with-cpu for m68k.
27518 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27519 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27520 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27521 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27522 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27523 (ASM_SPEC): Remove use of %(asm_cpu_default).
27524 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27525 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27526 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27527 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27528 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27529 (TARGET_DEFAULT): Delete.
27530 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27531 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27532 (CPP_CPU_SPEC): Delete.
27533 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27534 the appropriate string.
27535 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27536 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27537 (ASM_SPEC): Don't use %(asm_default_spec).
27538 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27539 TARGET_DEFAULT and add MASK_68881.
27540 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27542 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27544 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27545 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27546 MASK_68010 alongside MASK_68020.
27547 * doc/invoke.texi: Document -m68010.
27548 * config/m68k/m68k.opt (m68010): New.
27549 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27551 (TUNE_68010): New macro.
27552 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27553 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27554 (M68K_CPU_m68332): Add MASK_68010.
27555 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27556 fallback definition.
27557 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27559 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27560 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27561 to all entries that use MASK_68020.
27562 (output_move_simode_const, output_move_himode, output_move_qimode)
27563 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27564 instead of TARGET_68020 to select clr behavior. Remove comment
27565 about there being no TARGET_68010.
27566 * config/m68k/m68k.md: Likewise throughout.
27568 2007-01-12 Julian Brown <julian@codesourcery.com>
27570 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27571 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27572 * config/m68k/m68k.md: Likewise.
27574 2007-01-12 Julian Brown <julian@codesourcery.com>
27576 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27577 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27579 2007-01-12 Julian Brown <julian@codesourcery.com>
27581 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27582 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27583 * config/m68k/m68k.md: Likewise.
27585 2007-01-12 Julian Brown <julian@codesourcery.com>
27586 Richard Sandiford <richard@codesourcery.com>
27588 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27589 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27590 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27592 (TARGET_CPU32): Rename to...
27593 (TUNE_CPU32): ...this.
27594 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27595 (TUNE_CFV2): New macros.
27596 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27597 remove conditions that are implied by TARGET_68020.
27598 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27599 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27600 (m68k_output_function_epilogue): Likewise.
27601 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27602 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27603 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27604 non-68000 timings. Refactor multiplication and division costs.
27605 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27606 TUNE_CPU32 instead of TARGET_CPU32.
27607 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27608 and TUNE_68060 instead of TARGET_68060.
27609 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27610 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27612 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27613 && !TARGET_COLDFIRE" to choose between moveq and clr.
27614 Likewise in the unnamed movsf pattern.
27615 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27616 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27619 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27621 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27622 of tabbing before backslashes.
27624 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27626 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27627 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27628 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27630 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27632 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27633 find_interesting_uses_cond.
27634 (find_interesting_uses_cond): Use extract_cond_operands.
27635 (rewrite_use_compare): Use extract_cond_operands and
27636 force_gimple_operand_bsi. Do not call update_stmt.
27637 (determine_use_iv_cost_condition): Use extract_cond_operands.
27638 Return cheaper of using original bound and changing the exit bound.
27640 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27642 PR tree-optimization/29516
27643 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27644 most_expensive_mult_to_index, addr_to_parts,
27645 create_mem_ref, maybe_fold_tmr): Make the type of
27646 fields of TARGET_MEM_REF sizetype.
27647 (move_fixed_address_to_symbol, move_pointer_to_base):
27649 * tree.def (TARGET_MEM_REF): Add comment on types of
27652 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27654 * c-common.c (vector_types_convertible_p): Treat opaque types as
27655 always convertible if they have the same size, but not otherwise.
27657 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27659 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27660 Remove the b_unconditional field.
27661 (noce_try_sign_mask): Do not look at b_unconditional.
27662 (noce_process_if_block): Do not use merge_if_blocks. Update
27663 the CFG here. Do not set b_unconditional.
27664 (cond_move_process_if_block): Likewise.
27665 (find_cond_trap): Likewise.
27666 (check_cond_move_block): Require simple jump insns at the end
27667 of the basic block.
27669 2007-01-11 Jan Hubicka <jh@suse.cz>
27671 PR tree-optimization/1046
27672 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27673 when alias info is not ready.
27674 (pass_tail_recursion): Do not require aliasing.
27675 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27676 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27677 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27678 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27679 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27680 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27681 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27683 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27684 When aliasing is not build, mark statement as volatile.
27686 2007-01-11 Tom Tromey <tromey@redhat.com>
27688 PR preprocessor/15185, PR preprocessor/20989:
27689 * doc/cppopts.texi <-MT>: Update description of algorithm for
27690 computing default target.
27691 <-M, -MD>: Reword "basename" text.
27693 2007-01-11 Roger Sayle <roger@eyesopen.com>
27695 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27696 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27697 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27698 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27699 fold_builtin_bswap, real_constp, fold_builtin_pow,
27700 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27701 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27702 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27703 * convert.c (convert_to_pointer): Likewise.
27704 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27705 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27706 const_binop, fold_convert_const_int_from_int,
27707 fold_convert_const_int_from_real,
27708 fold_convert_const_real_from_real, sign_bit_p,
27709 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27710 fold_sign_changed_comparison, fold_unary, fold_comparison,
27711 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27712 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27713 * print-tree.c (print_node_brief, print_node): Likewise.
27714 * stor-layout.c (place_field, layout_type): Likewise.
27715 * tree-chrec.c (keep_cast): Likewise.
27716 * tree.c (build_vector, build_real, build_real_from_int_cst,
27717 build_complex): Likewise.
27719 2007-01-11 Roger Sayle <roger@eyesopen.com>
27721 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27722 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27724 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27726 * configure.ac (strict1_warn): Rename to strict_warn.
27727 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27728 cc_set_by_configure, quoted_cc_set_by_configure,
27729 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27730 all_boot_languages, all_stagestuff): Remove.
27731 (target_list): Remove bootstrap targets.
27732 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27733 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27734 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27735 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27736 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27737 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27738 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27739 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27740 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27741 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27742 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27743 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27744 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27745 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27746 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27747 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27748 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27749 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27750 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27751 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27752 (mostlyclean): Adjust.
27753 (clean, distclean): Don't mention bootstrap stuff.
27754 * configure: Regenerate.
27755 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27756 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27757 treelang/config-lang.in (stagestuff): Remove.
27758 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27759 stageprofile, stagefeedback, stagestuff): Remove mention.
27761 2007-01-11 Nick Clifton <nickc@redhat.com>
27763 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27765 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27766 (mcore_arith_K_S_operand): Run the test for the S constraint not
27767 the test for the M constraint.
27768 (mcore_addsub_operand): Do not accept integer values that are
27769 larger than 32 bits.
27770 * config/mcore/mcore.md: Remove unused constraints from split.
27771 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27772 (addsi3): Likewise.
27773 (allocate_stack): Likewise.
27774 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27775 operands to 32 bits.
27776 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27778 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27779 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27780 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27781 mcore_output_bclri, mcore_output_andn, output_inline_const,
27782 mcore_output_move, mcore_output_movedouble): Likewise.
27783 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27784 (output_inline_const): Likewise.
27785 (output_inline_const): Fix format strings used in sprintf
27787 * config/mcore/mcore-protos.h: Update prototypes for changed
27788 functions in mcore.c.
27789 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27790 HOST_WIDE_INT and not int.
27791 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27792 CONST_OK_FOR_N): Likewise.
27793 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27794 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27797 2007-01-10 Jan Hubicka <jh@suse.cz>
27799 * tree-vrp.c (remove_range_assertions): Release defs.
27800 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27801 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27803 2007-01-10 Paul Brook <paul@codesourcery.com>
27805 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27806 * config/arm/arm.md (mulsi3subsi): New insn.
27808 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27810 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27811 (tree_transform_and_unroll_loop): New.
27812 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27815 2007-01-10 Robert Kennedy <jimbob@google.com>
27817 * fold-const.c (fold_comparison): Fold comparisons like (x *
27818 1000 < 0) to (x < 0).
27820 2007-01-10 Ian Lance Taylor <iant@google.com>
27822 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27823 operands have the same priority.
27825 2007-01-10 Tom Tromey <tromey@redhat.com>
27827 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27828 (fold_binary): Likewise.
27829 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27830 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27831 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27832 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27833 * langhooks.h (struct lang_hooks): Removed field
27834 'can_use_bit_fields_p'.
27836 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27838 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27840 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27842 * function.c (get_last_funcdef_no): New function.
27843 * function.h (get_last_funcdef_no): Declare.
27844 * tree-inline.c (initialize_cfun): Add initialization.
27845 (tree_function_versioning): Cleanup.
27847 2007-01-10 Jan Hubicka <jh@suse.cz>
27849 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27852 2007-01-10 Sa Liu <saliu@de.ibm.com>
27853 Ben Elliston <bje@au.ibm.com>
27855 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27856 for SAVE_NONLOCAL and Pmode for any other save level.
27857 * spu-protos.h (spu_restore_stack_block): Declare.
27858 * spu.md (save_stack_block): Remove.
27859 (restore_stack_block): Call spu_restore_stack_block.
27860 * spu.c (spu_restore_stack_block): New function.
27861 (spu_expand_epilogue): Remove old comment.
27863 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27865 PR tree-optimization/30322
27866 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27867 (cand_value_at): Return the value as aff_tree.
27868 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27869 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27870 aff_combination_mult): New functions.
27871 (aff_combination_add): Use aff_combination_add_cst.
27872 (aff_combination_convert): Allow conversions to a wider type.
27873 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27874 * tree-affine.h (aff_combination_mult): Declare.
27876 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27878 * doc/tm.texi: Update documentation to reflect reality of exec
27879 and start file search behaviours. Update copyright year.
27880 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27881 header file directories.
27883 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27885 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27886 (*cosxf2): Rename to cosxf2_i387.
27887 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27888 using X87MODEF12 mode macro. Rename patterns to
27889 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27891 (*cosdf2, *cossf2): Ditto.
27892 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27893 to match extended input operands.
27894 (sincos<mode>3): New expander.
27895 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27896 insn patterns and corresponding splitters.
27898 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27900 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27901 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27903 2007-01-09 Nicolas Pitre <nico@cam.org>
27906 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27908 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27910 * target.h (struct gcc_target): New field library_rtti_comdat.
27911 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27912 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27913 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27914 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27916 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27918 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27920 2007-01-08 Richard Guenther <rguenther@suse.de>
27922 * tree.h (force_fit_type_double): Export.
27923 (force_fit_type): Remove.
27924 * fold-const.c (force_fit_type_double): New function.
27925 (force_fit_type): Remove.
27926 (int_const_binop): Use it.
27927 (fold_convert_const_int_from_int): Likewise.
27928 (fold_convert_const_int_from_real): Likewise.
27929 (fold_div_compare): Likewise.
27930 (fold_sign_changed_comparison): Likewise.
27931 (fold_unary): Likewise.
27932 (fold_negate_const): Likewise.
27933 (fold_abs_const): Likewise.
27934 (fold_not_const): Likewise.
27935 * c-common.c (shorten_compare): Use force_fit_type_double.
27936 * convert.c (convert_to_pointer): Likewise.
27938 2007-01-08 Richard Guenther <rguenther@suse.de>
27940 * tree.h (build_int_cst_wide_type): Export.
27941 * tree.c (build_int_cst_wide_type): New function.
27942 (build_int_cst_wide): Fix comment.
27943 * builtins.c (fold_builtin_object_size): Use build_int_cst
27944 to build -1 or 0 of the correct type. Use fit_double_type
27945 to check for overflow.
27946 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27948 (decode_field_reference): Likewise.
27949 (all_ones_mask_p): Likewise.
27950 (native_interpret_int): Use build_int_cst_wide_type.
27951 (fold_binary): Use build_int_cst_type to build an all-ones
27953 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27955 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27957 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27959 2007-01-09 Ben Elliston <bje@au.ibm.com>
27961 * genautomata.c (STATS_OPTION): New option.
27962 (stats_flag): New flag.
27963 (gen_automata_option): Handle it.
27964 (initiate_automaton_gen): Ditto.
27965 (write_automata): Output statistics only if stats_flag is
27966 set. Likewise, output time statistics only if time_flag is set.
27967 * doc/md.texi (Processor pipeline description): Document new flag.
27969 2007-01-08 Richard Guenther <rguenther@suse.de>
27971 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27972 * tree.c (build_int_cst_type): Likewise.
27973 (size_in_bytes): Don't call force_fit_type on the result.
27974 (int_fits_type_p): Use fit_double_type.
27975 * fold-const.c (fit_double_type): New function.
27976 (force_fit_type): Use it.
27977 * tree.h (fit_double_type): Export.
27979 2007-01-08 Jan Hubicka <jh@suse.cz>
27981 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27982 * ipa.c (function_and_variable_visibility): Fix return type.
27984 2007-01-08 Richard Guenther <rguenther@suse.de>
27986 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27987 of offset to build the index.
27988 * tree-pretty-print.c (dump_generic_node): Don't build negated
27989 const just for printing.
27990 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27991 * builtins.c (fold_builtin_int_roundingfn): Check if result
27992 fits the type by using force_fit_type and comparing the result.
27993 * predict.c (predict_loops): Use compare_tree_int for comparison.
27994 * tree.c (build_int_cst): Fall back to integer_type_node for
27996 (build_int_cst_wide): Assert type is non-null.
27998 2007-01-08 Roberto Costa <roberto.costa@st.com>
28000 * tree-vrp.c (extract_range_from_cond_expr): New.
28001 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28002 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28004 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28005 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28006 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28007 used as expressions.
28008 * tree-object-size.c (cond_expr_object_size): New.
28009 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28011 2007-01-08 Jan Hubicka <jh@suse.cz>
28013 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28014 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28017 2007-01-08 Richard Guenther <rguenther@suse.de>
28019 PR tree-optimization/23603
28020 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28021 (extract_range_from_binary): Fall back to truthvalue instead of
28022 varying for TRUTH_*_EXPR.
28023 (extract_range_from_comparison): Fall back to truthvalue instead of
28025 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28026 if all visited PHI values were constant.
28028 2007-01-08 Jan Hubicka <jh@suse.cz>
28030 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28031 (cgraph_analyze_function): break out from ...
28032 (cgraph_finalize_compilation_unit): ... here.
28033 (cgraph_expand_function): Remove forgoten commented out line.
28034 (cgraph_optimize): Analyze functions.
28036 2007-01-08 Jan Hubicka <jh@suse.cz>
28038 * tree-pas.h (TODO_remove_function): New flag.
28039 (TODO_update*): Renumber.
28040 (pass_ipa_increase_alignment,
28041 pass_ipa_function_and_variable_visibility): New passes.
28042 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28043 (cgraph_function_and_variable_visibility): Move to ipa.c
28044 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28045 cgraph_increase_alignment.
28046 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28047 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28048 calling tree-inline.
28049 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28050 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28051 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28052 (gate_increase_alignment): New function.
28053 (pass_ipa_increase_alignment): New pass.
28054 * ipa.c: Inline tree-pass.h and timevar.h
28055 (function_and_variable_visibility): Move here from cgraphunit.c
28056 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28057 * passes.c (init_optimization_passes): Add the two new passes.
28058 (execute_todo): Handle cgraph_remove_functions.
28060 2007-01-08 Nick Clifton <nickc@redhat.com>
28062 * config/frv/predicates.md (reg_or_0_operand): Accept
28065 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28067 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28068 * config.gcc: Add bfin*-rtems*.
28070 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28072 * c.opt: Add -flax-vector-conversions.
28073 * c-typeck.c (convert_for_assignment): Pass flag to
28074 vector_types_convertible_p to allow emission of note.
28075 (digest_init): Likewise.
28076 * c-opts.c: Handle -flax-vector-conversions.
28077 * c-common.c (flag_lax_vector_conversions): New.
28078 (vector_types_convertible_p): Unless -flax-vector conversions
28079 has been passed, disallow conversions between vectors with
28080 differing numbers of subparts and/or element types. If such
28081 a conversion is disallowed, possibly emit a note on the first
28082 occasion only to inform the user of -flax-vector-conversions.
28083 The new last argument specifies this.
28084 * c-common.h (flag_lax_vector_conversions): New.
28085 (vector_types_convertible_p): Add extra argument.
28086 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28087 char_type_node for V*QI type vectors.
28088 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28089 Update to satisfy new typechecking rules.
28090 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28091 C and C++ variants.
28092 * doc/invoke.texi (C Dialect Options): Document
28093 -flax-vector-conversions.
28095 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28097 PR tree-optimization/29877
28098 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28099 a register variable on the RHS to not be replaceable.
28101 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28102 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28103 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28104 const_simm15, const_pow2, const_npow2): Added.
28105 * config/score/misc.md (insv, extv, extzv, movmemsi,
28106 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28107 * config/score/score.c (score_address_cost, score_select_cc_mode):
28109 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28110 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28111 Update score_print_operand.
28112 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28113 Adjust register allocate order and update some macro define.
28114 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28115 mdx_block_move_straight, mdx_block_move_loop_head,
28116 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28117 mdx_block_move_loop, mdx_block_move): Added.
28118 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28119 mdp_limm): Updated and fix some bug and typo.
28120 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28121 (movsf, movdf, doloop_end): Added.
28123 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28125 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28126 config/arm/thumb2.md: Fix comment typos.
28127 * doc/extend.texi: Fix a typo.
28129 2007-01-07 Eric Christopher <echristo@apple.com>
28131 * configure.ac: Check for __stack_chk_fail for darwin.
28132 * configure: Regenerate.
28134 2007-01-07 Richard Guenther <rguenther@suse.de>
28136 * tree-vrp.c (extract_range_from_assert): CSE calls to
28137 compare_values where possible.
28138 (extract_range_from_unary_expr): Likewise.
28140 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28142 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28143 * config/avr/avr.c (call_insn_operand): Delete function.
28144 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28145 instead of register number. Use predicates.
28146 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28147 call_insn_operand): Add.
28149 2007-01-06 Jan Hubicka <jh@suse.cz>
28151 * tree-pass.h (pass_build_cgraph_edges): Declare.
28152 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28153 (visited_nodes): Remove.
28154 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28155 build_cgrpah_edges; make visited_nodes local.
28156 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28157 (record_references_in_initializer): Move to cgraphbuild.c
28158 (initialize_inline_failed, rebuild_cgraph_edges,
28159 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28160 (verify_cgraph_node): Make visited_nodes local.
28161 (cgraph_analyze_function): Do not call cgraph_create_edges and
28162 initialize_inline_failed.
28163 (cgraph_expand_function): Do not call cgraph_lower_function;
28164 assert that function is already lowered.
28165 * Makefile.in (cgraphbuild.o): New.
28166 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28167 at the end of lowering passes.
28169 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28171 * ifcvt.c (cond_move_convert_if_block): New function, code
28172 factored out from...
28173 (cond_move_process_if_block): ...here. Call the new function
28174 on the THEN and ELSE blocks.
28175 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28176 already takes care of this.
28178 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28181 * tree.h (TREE_OVERFLOW_P): New.
28182 * c-typeck.c (parser_build_unary_op): Warn only if result
28183 overflowed and operands did not.
28184 (parser_build_binary_op): Likewise.
28185 (convert_for_assignment): Remove redundant overflow_warning.
28186 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28188 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28190 * c-typeck.c (store_init_value): Split over two lines to follow
28191 the GNU coding style.
28193 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28195 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28196 __GXX_EXPERIMENTAL_CXX0X__.
28197 * doc/cpp.texi: Same.
28199 2007-01-05 Richard Guenther <rguenther@suse.de>
28201 PR middle-end/27826
28202 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28203 with mismatched types. Instead explicitly build a
28204 conversion NOP_EXPR.
28206 2007-01-05 Ian Lance Taylor <iant@google.com>
28208 * c-common.c (decl_with_nonnull_addr_p): New function.
28209 (c_common_truthvalue_conversion): Call it.
28210 * c-typeck.c (build_binary_op): Likewise.
28211 * c-common.h (decl_with_nonnull_addr_p): Declare.
28213 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28216 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28219 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28221 * doc/install.texi (Final install): Document the fact that
28222 the GNAT runtime should not be stripped.
28224 2007-01-04 Jan Hubicka <jh@suse.cz>
28226 * tree-inline.c (fold_marked_statements): Update operand caches
28227 and EH after folding
28229 2007-01-04 Ian Lance Taylor <iant@google.com>
28231 * c-common.c (check_function_nonnull): Whitespace fix.
28233 2007-01-04 Jan Hubicka <jh@suse.cz>
28235 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28236 comitted older version of patch.
28237 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28238 function, celanup cfg and collect garbage.
28240 2007-01-04 Mike Stump <mrs@apple.com>
28242 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28245 2007-01-04 Eric Christopher <echristo@apple.com>
28247 * libgcc2.c (__bswapsi2): Use SItype.
28248 (__bswapdi2): Use DItype.
28249 * libgcc2.h: Update for above.
28251 2007-01-04 Paul Brook <paul@codesourcery.com>
28253 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28254 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28255 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28256 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28257 umulsi3_highpart): Make conditional on !arm_arch6.
28258 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28259 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28260 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28261 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28262 umulsi3_highpart_v6): New insns.
28264 2007-01-04 Roger Sayle <roger@eyesopen.com>
28266 * fold-const.c (fold_convert): When casting an expression to void,
28267 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28268 have a type. Instead of attempting to build a NOP_EXPR, return
28269 these "special" trees directly.
28271 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28273 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28274 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28275 rs6000_cost->fp not 0 as adjustment for outer NEG.
28277 2007-01-04 Jan Hubicka <jh@suse.cz>
28279 * cgraph.c (cgraph_release_function_body): New function.
28280 (cgraph_remove_node): Use it.
28281 * cgraph.h (cgraph_release_function_body): Declare.
28282 * cgraphunit.c (cgraph_expand_function): Use it.
28283 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28284 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28285 is initialized and while compilation of other function is running.
28286 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28287 statement CFG annotations from here to ...
28288 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28290 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28292 * cfgloop.h (enum li_flags): Make the constants powers of two.
28294 2007-01-04 Jan Hubicka <jh@suse.cz>
28296 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28298 (fold_marked_statements): New function.
28299 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28300 * tree-inline.h (copy_body_data): Add statements_to_fold.
28302 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28304 * config.gcc: Mention libgcc/config.host.
28305 * Makefile.in: Update comments mentioning libgcc.
28306 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28307 (all.cross, start.encap, rest.encap, rest.cross): Update
28308 dependencies for libgcc move.
28309 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28310 (clean-target, clean-target-libgcc): Delete.
28311 (srcdirify, GCC_EXTRA_PARTS): New macros.
28312 (libgcc-support, libgcc.mvars): New rules.
28313 (distclean): Remove mention of mklibgcc.
28314 (install): Don't reference INSTALL_LIBGCC.
28315 (install-common): Don't reference EXTRA_PARTS.
28316 (install-libgcc, install-multilib): Delete rules.
28317 * mklibgcc.in: Delete file.
28318 * doc/configfiles.texi: Don't mention mklibgcc.
28320 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28321 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28322 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28323 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28324 (mklibgcc, ldblspecs): Likewise.
28326 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28327 (posixpre.def): Use $(T).
28328 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28329 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28330 (SHLIB_LINK): Make dummy.
28331 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28333 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28335 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28336 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28337 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28338 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28340 * configure.ac (all_outputs): Remove mklibgcc.
28341 * configure: Regenerated.
28343 2007-01-03 Josh Conner <jconner@apple.com>
28345 PR middle-end/29683
28346 * calls.c (compute_argument_addresses): Set stack and stack_slot
28347 for partial args, too.
28348 (store_one_arg): Use locate.size.constant for the size when
28349 generating a save_area.
28351 2007-01-03 Robert Kennedy <jimbob@google.com>
28353 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28354 whose definitions are deleted due to basic block merging.
28356 2007-01-03 Paul Brook <paul@codesourcery.com>
28359 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28361 (use_return_insn): Return 0 for Thumb interrupt functions.
28362 (print_multi_reg): Add rfe argument for IRQ returns.
28363 (arm_output_epilogue): Pop interrupt return address directly into PC.
28364 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28366 2007-01-03 Paul Brook <paul@codesourcery.com>
28368 Merge from sourcerygxx-4_1.
28369 * config/arm/thumb2.md: New file.
28370 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28372 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28373 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28374 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28375 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28377 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28378 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28380 * config/arm/ieee754-sf.S: Ditto.
28381 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28382 (thumb1_base_register_rtx_p): ... to this.
28383 (thumb_index_register_rtx_p): Rename...
28384 (thumb1_index_register_rtx_p): ... to this.
28385 (thumb_output_function_prologue): Rename...
28386 (thumb1_output_function_prologue): ... to this.
28387 (thumb_legitimate_address_p): Rename...
28388 (thumb1_legitimate_address_p): ... to this.
28389 (thumb_rtx_costs): Rename...
28390 (thumb1_rtx_costs): ... to this.
28391 (thumb_compute_save_reg_mask): Rename...
28392 (thumb1_compute_save_reg_mask): ... to this.
28393 (thumb_final_prescan_insn): Rename...
28394 (thumb1_final_prescan_insn): ... to this.
28395 (thumb_expand_epilogue): Rename...
28396 (thumb1_expand_epilogue): ... to this.
28397 (arm_unwind_emit_stm): Rename...
28398 (arm_unwind_emit_sequence): ... to this.
28399 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28400 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28401 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28402 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28403 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28404 thumb2_output_casesi): New functions.
28405 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28406 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28407 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28408 THUMB2_WORK_REGS): Define.
28409 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28410 arm_condexec_mask, arm_condexec_masklen)): New variables.
28411 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28412 (arm_override_options): Check new CPU capabilities.
28413 Set new architecture flag variables.
28414 (arm_isr_value): Handle v7m interrupt functions.
28415 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28417 (const_ok_for_arm): Handle Thumb-2 constants.
28418 (arm_gen_constant): Ditto. Use movw when available.
28419 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28421 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28422 (thumb_find_work_register, arm_load_pic_register,
28423 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28424 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28425 print_multi_reg, output_mov_long_double_fpa_from_arm,
28426 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28427 output_mov_double_fpa_from_arm, output_move_double,
28428 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28429 output_return_instruction, arm_output_function_prologue,
28430 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28431 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28432 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28433 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28434 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28435 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28437 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28438 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28439 (arm_file_start): Output directive for unified syntax.
28440 (arm_unwind_emit_set): Handle stack alignment instruction.
28441 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28442 Add v6t2, v7, v7a, v7r and v7m.
28443 (RETLDM): Add Thumb-2 code.
28444 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28445 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28446 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28447 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28448 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28449 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28450 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28451 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28452 ADJUST_INSN_LENGTH): Define.
28453 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28454 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28455 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28456 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28457 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28458 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28459 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28460 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28461 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28462 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28463 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28464 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28465 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28466 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28467 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28468 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28469 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28471 * config/arm/arm-tune.md: Regenerate.
28472 * config/arm/arm-protos.h: Update prototypes.
28473 * config/arm/vfp.md: Enable patterns for Thumb-2.
28474 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28475 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28476 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28477 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28478 * config/arm/libunwind.S: Add Thumb-2 code.
28479 * config/arm/constraints.md: Update include Thumb-2.
28480 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28481 * config/arm/ieee754-df.S: Ditto.
28482 * config/arm/bpabi.S: Ditto.
28483 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28484 * config/arm/predicates.md (low_register_operand,
28485 low_reg_or_int_operand, thumb_16bit_operator): New.
28486 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28487 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28488 * config/arm/t-arm-elf: Add armv7 multilib.
28489 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28491 (UNSPEC_STACK_ALIGN, ce_count): New.
28492 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28493 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28495 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28496 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28497 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28498 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28499 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28500 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28502 * doc/extend.texi: Document ARMv7-M interrupt functions.
28503 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28505 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28507 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28508 (struct _Unwind_Context): Rename args_size to flags, remove
28509 signal_frame field, add a new args_size field and version field.
28510 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28511 _Unwind_IsExtendedContext): New inline functions.
28512 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28513 Assume by_value array is only present if _Unwind_IsExtendedContext.
28514 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28515 _Unwind_IsSignalFrame.
28516 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28517 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28518 (uw_init_context_1): Initialize context->flags to
28519 EXTENDED_CONTEXT_BIT.
28520 * config/rs6000/linux-unwind.h (frob_update_context): Use
28521 _Unwind_SetSignalFrame.
28523 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28525 PR middle-end/30353
28526 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28527 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28530 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28532 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28533 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28534 RET, AT_SP): Remove.
28535 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28538 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28539 * cfgbuild.c (find_basic_blocks): Likewise.
28540 * cfgrtl.c (rtl_create_basic_block): Likewise.
28541 * function.c (temp_slots_at_level): Likewise.
28542 * reg-stack.c (stack_regs_mentioned): Likewise.
28543 * regclass.c (allocate_reg_info): Likewise.
28544 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28545 set_bb_for_stmt, move_block_to_fn): Likewise.
28546 * tree-complex.c (tree_lower_complex): Likewise.
28547 * vec.h (VEC_safe_grow_cleared): New.
28549 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28551 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28553 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28554 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28556 * cfgloopmanip.c (scale_loop_frequencies): Export.
28557 (loopify): Scale the frequencies by prescribed coefficients.
28558 (set_zero_probability): New function.
28559 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28560 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28561 and frequencies according to arguments.
28562 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28564 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28565 * modulo-sched.c (sms_schedule): Set probabilities for entering
28566 versioned loop correctly.
28567 * tree-vect-transform.c (vect_transform_loop): Ditto.
28568 * cfgloop.h (loopify, loop_version): Declaration changed.
28569 (scale_loop_frequencies): Declared.
28571 2007-01-02 Jan Hubicka <jh@suse.cz>
28573 * cgraph.c: Include tree-flow.h
28574 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28575 early_local_passes.
28576 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28577 * tree-pass.h (pass_all_early_optimizations): Declare.
28578 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28579 early_local_passes.
28580 (cgraph_analyze_function): Do early_local_passes.
28581 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28582 Do not add referenced vars.
28583 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28585 (gate_all_early_local_passes): New gate.
28586 (pass_early_local_passes): Use new gate.
28587 (execute_early_local_optimizations): New functions.
28588 (gate_all_early_optimizations): New gate.
28589 (pass_all_early_optimizations): New pass.
28590 (execute_free_datastructures): Free SSA only when initialized.
28591 (gate_init_datastructures): Init only when optimizing.
28592 (tree_lowering_passes): Do early local passes when called late.
28593 * tree-profile.c (do_tree_profiling): Don't profile functions added
28595 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28596 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28598 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28599 during early_local_passes.
28600 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28603 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28605 * Makefile.in: Update copyright year.
28607 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28609 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28610 in $(lang_checks) and check-consistency targets.
28612 2007-01-02 Jan Hubicka <jh@suse.cz>
28614 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28615 Do not add referenced vars.
28616 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28618 * passes.c (init_optimization_passes): Put mudflap_2 after
28619 free_datastructures.
28621 2007-01-02 Jan Hubicka <jh@suse.cz>
28623 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28624 Set NOTHROW flag on call statements proved to be nothrow.
28625 Update statement of local calls so new pure/const functions are
28626 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28628 (tree_rest_of_compilation): Register hooks and initialize bitmap
28629 early. Do not set after_inlining flag.
28631 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28633 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28634 HOST_BITS_PER_LONGLONG
28636 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28639 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28640 warning for non-static initializers.
28642 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28644 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28645 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28646 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28647 Always use set_unique_reg_note to add REG_EQUAL notes.
28649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28652 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28654 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28655 * cfgbuild.c (find_basic_blocks): Likewise.
28656 * cfgrtl.c (rtl_create_basic_block): Likewise.
28657 * function.c (temp_slots_at_level): Likewise.
28658 * reg-stack.c (stack_regs_mentioned): Likewise.
28659 * regclass.c (allocate_reg_info): Likewise.
28660 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28661 set_bb_for_stmt, move_block_to_fn): Likewise.
28662 * tree-complex.c (tree_lower_complex): Likewise.
28663 * vec.h (VEC_safe_grow_cleared): New.
28665 2007-01-02 Ian Lance Taylor <iant@google.com>
28667 * c-common.c (c_common_truthvalue_conversion): When warning about
28668 using an assignment as a truth value, set TREE_NO_WARNING.
28670 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28673 * c.opt (Wold-style-declaration): New.
28674 * doc/invoke.texi (C-only Warning Options): New.
28675 (Wold-style-declaration): Document it.
28676 (Wextra): Enabled by -Wextra.
28677 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28678 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28679 -Wold-style-declaration.
28681 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28683 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28684 * cfgbuild.c (find_basic_blocks): Likewise.
28685 * cfgrtl.c (rtl_create_basic_block): Likewise.
28686 * function.c (temp_slots_at_level): Likewise.
28687 * reg-stack.c (stack_regs_mentioned): Likewise.
28688 * regclass.c (allocate_reg_info): Likewise.
28689 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28690 set_bb_for_stmt, move_block_to_fn): Likewise.
28691 * tree-complex.c (tree_lower_complex): Likewise.
28692 * vec.h (VEC_safe_grow_cleared): New.
28694 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28696 * c-common.c (c_common_nodes_and_builtins): Since variants of
28697 void_type_node get built before it is given a name, we need to
28698 give those variants the name, too.
28699 (complete_array_type): We need to work with the canonical main
28700 type of the array, from which we will build the qualified version.
28701 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28702 * print-tree.c (print_node): Display canonical type information
28704 * stor-layout.c (layout_type): When we don't know the
28705 alignment of a type for which we're building an array, we end up
28706 guessing wrong, so make the type require structural equality.
28707 * tree.c (make_node_stat): When we build a new type, it is its
28708 own canonical type.
28709 (build_type_attribute_qual_variant): When building an attribute
28710 variant, its canonical type is the non-attribute variant. However,
28711 if the attributes are target-dependent and they differ, we need to
28712 use structural equality checks for this type.
28713 (build_qualified_type): A qualified type is not equivalent to its
28714 unqualified variant; set the canonical type appropriately.
28715 (build_distinct_type_copy): When building a distinct type from
28716 another type, the new type is its own canonical type.
28717 (build_variant_type_copy): When building a new type variant, we
28718 assume that it is equivalent to the original type.
28719 (build_pointer_type_for_mode): When building a pointer type, also
28720 build a canonical type pointer.
28721 (build_reference_type_for_mode): When building a reference type,
28722 also build a canonical type reference.
28723 (build_index_type): When we can't hash an index type (e.g.,
28724 because its maximum value is negative), the index type requires
28725 structural equality tests.
28726 (build_array_type): Build the canonical form of an array type.
28727 (build_function_type): Function types require structural equality,
28728 because they contain default arguments, attributes, etc.
28729 (build_method_type_directly): Ditto for method types.
28730 (build_offset_type): Build the canonical offset type.
28731 (build_complex_type): Build the canonical vector type.
28732 (make_vector_type): Build the canonical vector type.
28733 * tree.h (TYPE_CANONICAL): New.
28734 (TYPE_STRUCTURAL_EQUALITY_P): New.
28735 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28736 (struct tree_type): Added "canonical" field.
28737 * params.h (VERIFY_CANONICAL_TYPES): New.
28738 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28739 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28740 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28741 * doc/invoke.texi (verify-canonical-types): Document --param
28742 parameter for verifying canonical types.
28744 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28746 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28747 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28748 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28749 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28751 * config/rs6000/e500.h: New.
28752 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28753 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28755 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28756 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28757 TARGET_E500_DOUBLE): Remove.
28758 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28759 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28760 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28761 * config/rs6000/rs6000.c (rs6000_override_options): Use
28762 CHECK_E500_OPTIONS.
28764 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28766 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28767 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28768 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28769 rs6000_emit_cmove): Don't check TARGET_E500.
28770 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28771 sordered): Don't check TARGET_E500.
28773 2007-01-01 Eric Christopher <echristo@apple.com>
28775 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28776 HARD_REGISTER_NUM_P.
28778 2007-01-01 Roger Sayle <roger@eyesopen.com>
28780 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28781 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28782 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28785 2007-01-01 Mike Stump <mrs@apple.com>
28787 * configure.ac: Remove support for building with Apple's gcc-3.1.
28789 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28791 PR middle-end/30311
28792 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28793 REG is a hard register. Do not modify REG before calling
28795 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28796 multiple of the size of YMODE for certain lowpart cases.
28798 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28800 PR middle-end/30253
28801 * gimplify (voidify_wrapper_expr): Update for
28802 GIMPLE_MODIFY_STMT.
28804 2007-01-01 Andreas Schwab <schwab@suse.de>
28807 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28808 save of BR0 in extra_spill_size instead of spill_size.
28809 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28811 (ia64_expand_epilogue): Restore BR0 from its new location.
28813 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28815 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28816 Use a temporary variable if the left hand side is not a gimple
28819 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28821 * gimplify.c (gimplify_return_expr): Make the temporary variable
28822 for the return expression, a gimple register variable.
28824 2007-01-01 Jan Hubicka <jh@suse.cz>
28826 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28829 2007-01-01 Mike Stump <mrs@apple.com>
28831 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28833 * config/darwin.c (machopic_select_rtx_section): Use
28834 HAVE_GAS_LITERAL16.
28835 (darwin_mergeable_constant_section): Likewise.
28836 * configure: Regenerate.
28837 * config.in: Regenerate.
28839 2007-01-01 Jan Hubicka <jh@suse.cz>
28840 Andrew Pinski <pinskia@gmail.com>
28842 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28843 before starting IPA passes.