1 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4 * c-typeck.c (default_conversion): Call require_complete_type
5 before perform_integral_promotions.
6 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
7 (build_c_cast): Call require_complete_type except for casts to
9 (convert_for_assignment): Call require_complete_type.
11 2007-09-25 Revital Eres <eres@il.ibm.com>
13 * config/spu/spu.md: Fix doloop pattern.
15 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
17 * config/bfin/bfin.c (expand_prologue_reg_save,
18 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
20 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
21 ... from here. New argument ALL; callers changed.
22 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
23 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
24 have the "saveall" attribute.
26 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
28 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
30 (INCOMING_REGNO, OUTGOING_REGNO): Define.
31 * config/mmix/mmix.c (mmix_opposite_regno): New function.
32 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
34 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
35 with REG_P tests before REGNO access.
37 2007-09-24 DJ Delorie <dj@redhat.com>
40 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
42 (movqicc_<code>_<mode>): Likewise.
43 (movhicc_<code>_<mode>): Likewise.
45 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
48 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
51 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
54 * config/i386/i386.c (ix86_comp_type_attributes): Check
57 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
59 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
60 "move.l %a4,%a4" to produce nops.
61 * config/m68k/m68k.c (override_options): Reset align options,
62 if neccessary align macro isn't avaible.
64 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
66 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
68 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
70 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
72 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
74 (peephole pattern): Convert most of them to RTL peephole pattern.
76 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
78 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
79 (moved from fp compare patterns).
80 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
81 Cleanup predicates to relieve reload.
82 (conditional_trap): Reject conditional trap with fp condition.
83 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
84 certain constants early.
86 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
88 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
90 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
92 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
93 Allow --with-tune=cell and --with-cpu=cell.
95 2007-09-24 David Edelsohn <edelsohn@gnu.org>
97 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
98 * config/rs6000/rs6000.opt (swdiv): Change option to ...
100 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
102 (TARGET_BUILTIN_RECIPROCAL): Use it.
103 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
104 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
105 (rs6000_emit_swrsqrtsf): New.
106 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
108 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
109 (divsf3): Remove swdiv support.
112 (rsqrt_internal1): New.
113 (divdf3): Remove swdiv support.
116 2007-09-24 Jakub Jelinek <jakub@redhat.com>
119 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
121 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
122 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
123 * tree.c (type_hash_eq): For FUNCTION_TYPE use
124 lang_hooks.type.type_hash_eq in addition to generic tests.
126 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
127 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
129 * tree-inline.h (eni_weights): Add field target_builtin_cost to
130 reflect the cost per call to a target specific builtin.
131 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
132 call to a target specific builtin, then use target_builtin_call_cost.
133 (init_inline_once): Initialize target_builtin_call_cost field.
135 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
138 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
141 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
143 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
144 * configure: Regenerated.
146 2007-09-23 Ollie Wild <aaw@google.com>
148 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
150 (get_pointer_modulus_and_residue): New function.
152 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
154 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
155 combine an SC return value into a single register.
157 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
159 * opth-gen.awk (target_flags_explicit): Declare.
160 * toplev.h (target_flags_explicit): Delete declaration.
161 * toplev.c (target_flags): Likewise.
162 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
163 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
164 Never return true for TARGET_MIPS16.
165 * config/mips/mips.c (mips_llsc): Delete.
166 (mips_handle_option): Remove -mllsc handling.
167 (mips_strip_unspec_address): Tweak comment.
168 * config/mips/mips.opt (mllsc): Use a target mask.
170 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
172 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
173 word_mode as well as Pmode.
175 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
177 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
178 parameters from word_mode to the subword type if such a truncation
181 2007-09-23 Jakub Jelinek <jakub@redhat.com>
183 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
184 * configure: Regenerated.
186 2007-09-23 Jan Hubicka <jh@suse.cz>
188 * params.def (INLINE_CALL_COST): Set to 12.
189 * invoke.texi (inline-call-cost): Update default value.
191 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
193 * config/alpha/alpha.md (movti): Use operand_subword for the split.
195 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
196 Revital Eres <eres@il.ibm.com>
198 * modulo-sched.c (doloop_register_get): Rewrite the loop which
199 checks whether the count_reg is found outside the control part.
201 2007-09-23 Jakub Jelinek <jakub@redhat.com>
203 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
204 instead of checking CALL_EXPR_FN directly to test for builtins.
205 If error or warning attributes are present, print
207 * c-common.c (handle_error_attribute): New function.
208 (c_common_attribute_table): Add error and warning
210 * doc/extend.texi: Document error and warning attributes.
212 * tree.h (block_nonartificial_location): New prototype.
213 * tree.c (block_nonartificial_location): New function.
214 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
215 if artificial attribute is present on abstract inline decl.
216 * c-common.c (handle_artificial_attribute): New function.
217 (c_common_attribute_table): Add artificial attribute.
218 * final.c (override_filename, override_linenum): New variables.
219 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
220 and override_linenum if inside of a block inlined from
221 __attribute__((__artificial__)) function.
222 (notice_source_line): Honor override_filename and override_linenum.
223 * doc/extend.texi: Document __attribute__((__artificial__)).
224 * config/i386/emmintrin.h: Add __artificial__ attribute to
225 all __always_inline__ functions.
226 * config/i386/mmintrin.h: Likewise.
227 * config/i386/tmmintrin.h: Likewise.
228 * config/i386/mm3dnow.h: Likewise.
229 * config/i386/pmmintrin.h: Likewise.
230 * config/i386/ammintrin.h: Likewise.
231 * config/i386/xmmintrin.h: Likewise.
232 * config/i386/smmintrin.h: Likewise.
233 * config/i386/bmmintrin.h: Likewise.
234 * config/i386/mmintrin-common.h: Likewise.
237 * expr.c (expand_constructor): New function.
238 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
239 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
242 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
244 * config/mips/mips.c (dump_constants_1): Generalize to include
245 fractional and accumulator modes.
247 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
249 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
250 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
252 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
253 TARGET_HARD_FLOAT when testing whether -mpaired-single is
255 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
257 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
259 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
260 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
262 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
263 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
264 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
266 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
268 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
269 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
270 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
272 2007-09-22 Jason Merrill <jason@redhat.com>
275 * attribs.c (lookup_attribute_spec): Split out...
276 (decl_attributes): From here.
277 * tree.h: Declare it.
279 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
281 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
283 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
285 * tree-inline.c (remap_type_1): Correctly chain variants.
287 2007-09-22 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/33146
290 * fold-const.c (fold_binary): Use the original tree
292 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
295 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
298 * except.c (finish_eh_generation): Call commit_edge_insertions if
299 there are insns queued on the entry edge.
300 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
303 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
305 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
307 2007-09-19 Michael Meissner <michael.meissner@amd.com>
309 * gcc/config/i386/i386.c: Delete trailing whitespace.
310 * gcc/config/i386/i386.h: Ditto.
311 * gcc/config/i386/bmmintrin.h: Ditto.
312 * gcc/config/i386/sync.md: Ditto.
313 * gcc/config/i386/ppro.md: Ditto.
314 * gcc/config/i386/mmx.md: Ditto.
315 * gcc/config/i386/constraints.md: Ditto.
316 * gcc/config/i386/sse.md: Ditto.
317 * gcc/config/i386/athlon.md: Ditto.
318 * gcc/config/i386/i386.md: Ditto.
320 2007-09-21 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/33508
323 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
324 quadratic loop by keeping a bitmap of variables we have
325 to clobber all subvariables for.
326 (set_initial_properties): Likewise.
328 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
330 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
332 2007-09-20 Nigel Stephens <nigel@mips.com>
333 Chao-ying Fu <fu@mips.com>
335 * c-decl.c (finish_declspecs): When _Sat is used without
336 _Fract or _Accum, set the default type to cts_fract.
337 This avoids a warning of "type defaults to int".
339 2007-09-20 Joseph Myers <joseph@codesourcery.com>
341 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
342 bit-fields wider than one bit.
344 2007-09-20 Jakub Jelinek <jakub@redhat.com>
347 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
349 * dbxout.c (dbxout_type): Likewise.
353 * gimplify.c (gimplify_vla_decl): New function.
354 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
356 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
358 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
360 * doc/invoke.texi (-minterlink-mips16): Document.
361 * config/mips/mips.opt (minterlink-mips16): New option.
362 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
365 2007-09-20 Joseph Myers <joseph@codesourcery.com>
367 * doc/extend.texi (Attribute Syntax): Remove old speculative
370 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
372 * combine.c: Include cgraph.h.
373 (setup_incoming_promotions): Rework to allow more aggressive
374 elimination of sign extensions when all call sites of the
375 current function are known to lie within the current unit.
377 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
379 * dse.c (find_shift_sequence): No-op rework of control flow.
381 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
383 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
384 GPR for DCmode on 64-bit targets. Remove redundant fallback.
386 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
388 * cfgexpand.c (dump_stack_var_partition): Use the correct
389 index for the offset.
391 2007-09-19 Joseph Myers <joseph@codesourcery.com>
393 * config/mips/sde.h: Switch to GPLv3.
395 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
397 * tree-sra.c (decide_block_copy): Decide if there are groups.
399 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
401 * config/m68k/m68k.c (output_move_himode): Remove jump table
403 config/m68k/m68k.md (lea): Likewise.
404 * config/m68k/m68k.c (print_operand_address): Use simple pc
407 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
409 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
410 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
412 (asm_insn_count): Pass template as second argument to it.
413 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
414 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
415 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
416 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
417 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
418 (sh_insn_length_adjustment): Pass template as second argument to it.
419 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
421 * config/bfin/bfin.md (define_asm_attributes): New.
423 2007-09-19 Jie Zhang <jie.zhang@analog.com>
425 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
427 * config/bfin/print-sysroot-suffix.sh: New.
428 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
429 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
430 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
431 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
432 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
433 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
434 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
435 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
436 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
437 (linux-sysroot-suffix.h): New target.
438 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
439 (mspecld-anomaly): Likewise.
440 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
441 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
442 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
443 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
444 (bfin_si_revision): Declare.
445 (bfin_workarounds): Declare.
446 (WA_SPECULATIVE_LOADS): Define.
447 (ENABLE_WA_SPECULATIVE_LOADS): Define.
448 (WA_SPECULATIVE_SYNCS): Define.
449 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
450 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
451 (LIB_SPEC): Add %s to the linker scripts.
452 Use proper linker script for bf522, bf525, bf527,
453 bf538, bf539, bf542, bf544, bf548, and bf549.
454 * config/bfin/bfin.c (bfin_si_revision): Define.
455 (bfin_workarounds): Define.
456 (struct bfin_cpu): New.
458 (bfin_handle_option): Handle silicon revision part of -mcpu option.
459 (override_options): Set bfin_workarounds.
460 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
461 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
462 ENABLE_WA_SPECULATIVE_LOADS.
463 (bfin_reorg): Likewise.
464 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
465 macros for bf522, bf525, bf527, bf538, bf539,
466 bf542, bf544, bf548, and bf549.
467 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
468 Don't define __ID_SHARED_LIB__ when -msep-data.
469 (TARGET_DEFAULT): Define as 0.
470 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
471 * doc/invoke.texi (Blackfin Options): Document silicon
472 revision part of -mcpu option and it now accepts bf522, bf525,
473 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
475 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * alias.c (memory_modified_1): Deconstify.
478 (memory_modified_in_insn_p): Don't use const_note_stores.
479 * rtl.h (const_note_stores): Delete.
480 * rtlanal.c (const_note_stores): Likewise.
482 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
484 * dse.c (find_shift_sequence): Temporarily revert to forbidding
487 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
491 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
492 (addsi_small_int): Likewise.
493 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
494 (one_cmplsi2): Likewise.
496 (enter_func): Expand insn using hard_frame_pointer_rtx and
499 * config/fr30/fr30.c (fr30_expand_prologue): Check for
500 hard_frame_pointer_rtx instead of using REGNO() check.
501 Properly sign extend GEN_INT() argument.
503 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
505 * config/m68k/m68k.c (override_options): Remove USE_GAS,
507 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
508 alternatives with just jcc.
509 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
510 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
511 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
512 dbge_hi, dbge_si): Likewise.
514 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
516 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
517 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
518 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
519 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
520 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
522 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
524 * config/m68k/m68k-devices.def (51qe): New device.
525 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
526 to all uses of FL_FOR_isa_c for compatibility.
527 (all_microarchs): Add cfv1 microarchitecture.
528 (m68k_handle_option): Handle m51qe option.
529 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
530 (TUNE_CFV1): New macro.
531 (enum uarch_type): Add ucfv1.
532 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
534 2007-09-18 Richard Guenther <rguenther@suse.de>
536 PR tree-optimization/31863
537 * tree-ssa-structalias.c (create_variable_info_for): Always
540 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
542 * opts.c (decode_options): Enable vectorization under -O3.
544 2007-09-18 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/33340
547 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
548 SSA_NAMEs that occur in abnormal PHI nodes.
550 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
552 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
553 Don't use const_get_call_expr_in.
554 * tree-gimple.c (const_get_call_expr_in): Delete.
555 * tree-gimple.h (const_get_call_expr_in): Likewise.
557 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
559 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
560 not yet have a basic block.
561 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
563 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
565 * config/mips/mips.c (mips_file_start): Add ".previous" directives
568 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
570 * config/mips/mips.c (mips_output_mi_thunk): Use
571 mips_function_ok_for_sibcall and const_call_insn_operand
572 to determine if a direct sibcall is allowed. Use
573 mips_classify_symbol to determine a global pointer is needed.
575 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
577 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
579 2007-09-17 Chao-ying Fu <fu@mips.com>
580 Nigel Stephens <nigel@mips.com>
582 * config/fixed-bit.h: New file.
583 * config/fixed-bit.c: New file.
584 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
586 2007-09-18 Jakub Jelinek <jakub@redhat.com>
588 * c-format.h (format_kind_info): Add alloc_char field.
589 * c-format.c (scanf_flag_specs): Add 'm'.
590 (scanf_flag_pairs): Add 'a', 'm' pair.
591 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
592 (format_types_orig): Add alloc_char fields.
593 (check_format_info_main): Rename aflag to alloc_flag.
594 Handle fki->alloc_char. modifier after width and before length
595 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
596 length modifiers as well.
597 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
600 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
601 returned by build_call_expr.
603 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
605 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
606 NULL for variable-sized records too.
607 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
609 2007-09-17 Tom Tromey <tromey@redhat.com>
611 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
612 (c_builtin_function): Likewise.
613 (grokdeclarator): Likewise.
615 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
617 PR rtl-optimization/26449
618 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
619 (seq_insns_valid_p): Removed.
621 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
623 * tree-nomudflap.c (gate_mudflap): New static function.
624 (pass_mudflap_1): Use it as gate function.
625 (pass_mudflap_2): Likewise.
627 2007-09-17 Jan Hubicka <jh@suse.cz>
631 * loop-invariant.c (move_invariant_reg): Unshare sequence.
633 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
635 PR tree-optimization/33319
636 * tree-vect-analyze.c (vect_same_range_drs): New.
637 (vect_vfa_range_equal): New.
638 (vect_is_duplicate_ddr): Removed.
639 (vect_mark_for_runtime_alias_test): Do not perform marking when
640 optimizing for size or max_param for alias checking is zero.
641 Move the function before vect_analyze_data_ref_dependence.
642 (vect_analyze_data_ref_dependence): Add call to
643 vect_mark_for_runtime_alias_test in two cases when dependence
645 (vect_analyze_data_ref_dependences): Do not call to
646 vect_mark_for_runtime_alias_test.
647 (vect_prune_runtime_alias_test_list): New.
648 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
649 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
650 Update vec_outside_cost.
651 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
652 (vect_create_cond_for_alias_checks): Build the base address of data
653 reference from DR_GROUP_FIRST_DR.
654 (vect_loop_versioning): New.
655 (vect_transform_loop): Add a call to vect_loop_versioning.
656 Remove factored out code.
658 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
661 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
664 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
666 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
667 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
668 Fix the call to insn_rtx_cost. Skip access sizes that require a
669 real truncation of the store register. Use convert_move instead
670 of gen_lowpart when narrowing the result.
671 (replace_read): Use convert_move instead of gen_lowpart when
672 narrowing the store rhs.
674 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
676 * config/mips/mips.md (SHORT): Fix long line.
677 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
678 to QImode and HImode.
680 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
682 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
684 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
686 * tree-parloops.c: New file.
687 * tree-ssa-operands.h (free_stmt_operands): Declare.
688 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
690 * tree-pass.h (pass_parallelize_loops): Declare.
691 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
693 (build_omp_regions_1): Allow analysing just a single OMP region and
695 ( build_omp_regions_root, omp_expand_local): New functions.
696 (build_omp_regions): Add argument to build_omp_regions_1 call.
697 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
698 autoparallelization is run.
699 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
700 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
701 pass_parallelize_loops): New.
702 * common.opt (ftree-parallelize-loops): New.
703 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
704 parallelize_loops): Declare.
705 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
706 * Makefile.in (tree-parloops.o): Added.
707 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
709 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
710 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
711 one extra edge as well.
712 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
713 Use VEC_free to free doms vector.
714 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
715 operands. Recompute operand caches in the new function.
716 (move_sese_region_to_fn): Update loop info.
717 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
718 * tree-ssa-operands.c (free_stmt_operands): New function.
720 * doc/passes.texi: Document autoparallelization.
721 * doc/invoke.texi (-ftree-parallelize-loops): New option.
723 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
726 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
729 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
731 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
733 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
734 get_vectype_for_scalar_type succeeded.
735 (vectorizable_conversion): Likewise.
737 2007-09-14 Jan Hubicka <jh@suse.cz>
739 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
742 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
745 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
746 register when operands[2] equals operands[1].
747 (remainderxf3): Ditto.
749 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
750 Nigel Stephens <nigel@mips.com>
752 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
753 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
754 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
756 (_Unwind_ForcedUnwind): Likewise.
757 (_Unwind_Resume): Likewise.
758 (_Unwind_Resume_or_Rethrow): Likewise.
759 (_Unwind_Backtrace): Likewise.
760 (_Unwind_SjLj_RaiseException): Likewise.
761 (_Unwind_SjLj_ForcedUnwind): Likewise.
762 (_Unwind_SjLj_Resume): Likewise.
763 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
764 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
766 (_Unwind_ForcedUnwind): Likewise.
767 (_Unwind_Resume): Likewise.
768 (_Unwind_Resume_or_Rethrow): Likewise.
769 (_Unwind_Backtrace): Likewise.
770 * unwind-compat.c (_Unwind_Backtrace): Likewise.
771 (_Unwind_ForcedUnwind): Likewise.
772 (_Unwind_RaiseException): Likewise.
773 (_Unwind_Resume): Likewise.
774 (_Unwind_Resume_or_Rethrow): Likewise.
776 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
777 nomips16 mode when IN_LIBGCC2 with hard float.
779 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
781 * config/mips/sdemtk.opt: Update to GPLv3.
782 * config/mips/sdemtk.h: Likewise.
784 2007-09-14 Nigel Stephens <nigel@mips.com>
786 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
787 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
788 for mipsisa32-*-linux*.
790 2007-09-14 Nigel Stephens <nigel@mips.com>
791 David Ung <davidu@mips.com>
792 Thiemo Seufer <ths@mips.com>
793 Richard Sandiford <richard@codesourcery.com>
795 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
796 * configure.ac: Add a mipssde threading type.
797 * configure: Regenerate.
798 * config/mips/sdemtk.h: New file.
799 * config/mips/t-sdemtk: Likewise.
800 * config/mips/sdemtk.opt: Likewise.
801 * gthr-mipssde.h: Likewise.
802 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
803 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
804 (MIPS_ICACHE_SYNC): New macro, split from ...
805 * config/mips/mips.md (clear_cache): ...here.
806 * config/mips/mips.c (mips_save_reg_p): Check
807 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
808 (build_mips16_function_stub): Use targetm.strip_name_encoding.
809 (build_mips16_call_stub): Likewise.
811 2007-09-14 Richard Sandiford <richard@codesourcery.com>
813 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
815 2007-09-14 Jakub Jelinek <jakub@redhat.com>
818 * config/ia64/ia64.c (find_gr_spill): Don't decrement
819 current_frame_info.n_local_regs. Don't return emitted local
821 (ia64_compute_frame_size): Improve unwind hack to put
822 RP, PFS, FP in that order by allowing some of the registers
823 been already emitted, as long as they are emitted to the
826 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
828 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
829 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
830 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
832 2007-09-13 Eric Christopher <echristo@apple.com>
833 Kenneth Zadeck <zadeck@naturalbridge.com>
835 * dse.c (find_shift_sequence): New function.
836 (replace_read): Add case to remove read if it requires shift.
837 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
839 2007-09-13 Tom Tromey <tromey@redhat.com>
841 * c-common.c (fname_as_string): Update.
842 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
843 (c_lex_one_token): Update. Add 'parser' argument.
844 (c_parser_simple_asm_expr): Update.
845 (c_parser_attributes): Update.
846 (c_parser_asm_statement): Update.
847 (c_parser_asm_operands): Update.
848 (c_parser_peek_token): Update.
849 (c_parser_peek_2nd_token): Update.
850 * c-lex.c (c_lex_string_translate): Remove.
851 (c_lex_return_raw_strings): Likewise.
852 (c_lex_with_flags): Added 'lex_flags' argument.
853 (lex_string): Added 'translate' argument.
854 * c-pragma.h (c_lex_with_flags): Update.
855 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
856 (C_LEX_STRING_NO_TRANSLATE): New define.
857 (C_LEX_RAW_STRINGS): Likewise.
859 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
862 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
863 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
864 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
865 (bfin_init_builtins): Initialize __builtin_bfin_ones,
866 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
867 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
868 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
869 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
870 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
871 (bdesc_1arg): Add __builtin_bfin_ones.
872 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
873 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
874 and __builtin_bfin_csqu_fr16.
875 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
876 (ones): New define_insn.
877 (ssaddhi3_parts): New define_insn.
878 (sssubhi3_parts): New define_insn.
879 (flag_mulhi_parts): New define_insn.
881 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
883 * common.opt (femit-class-debug-always): Turn off by default.
885 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
887 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
888 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
890 2007-09-13 James E. Wilson <wilson@specifix.com>
892 PR tree-optimization/33389
893 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
894 then set build_loads before returning.
896 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
897 David Ung <davidu@mips.com>
899 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
900 {d}addiu and a negative immediate such that it works with MIPS16
903 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
906 * configure.ac (ld_vers): Support Linux linker.
907 * configure: Regenerated.
909 2007-09-13 Richard Sandiford <richard@codesourcery.com>
910 Sandra Loosemore <sandra@codesourcery.com>
912 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
913 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
914 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
915 nomips16 into decl attributes.
916 (TARGET_INSERT_ATTRIBUTES): Override.
917 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
918 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
919 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
920 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
921 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
922 (mips_use_mips16_mode_p): Reimplement as a function that takes
923 a decl and considers only decl attributes. If the decl is nested
924 function, use its parent attributes.
925 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
926 instead of SYMBOL_REF_MIPS16_FUNC_P.
927 (mips_set_mips16_mode): Move call to sorry here from old
928 mips_use_mips16_mode_p.
929 (mflip_mips16_entry): New structure.
930 (mflip_mips16_htab): New variable.
931 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
932 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
933 (mips_merge_decl_attributes): New function.
934 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
935 Use mips_use_mips16_mode_p.
936 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
937 SYMBOL_REF_MIPS16_FUNC_P.
938 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
940 2007-09-13 Richard Sandiford <richard@codesourcery.com>
942 * c-parser.c (c_parser_struct_declaration): Check for a null return.
944 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
947 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
949 2007-09-12 Michael Meissner <michael.meissner@amd.com>
950 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
951 Tony Linthicum <tony.linthicum@amd.com>
953 * tree.h (function_args_iterator): New type to iterate over
955 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
956 function arguments providing a pointer to the argument.
957 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
958 function arguments providing the argument.
959 (function_args_iter_init): Inline function to initialize
960 function_args_iterator.
961 (function_args_iter_cond_ptr): Inline function to return the next
962 pointer to hold the argument.
963 (function_args_iter_cond): Inline function to return the next
965 (function_args_iter_cond_next): Advance the function args
967 (stdarg_p): New function, return true if variable argument
969 (prototype_p): New function, return true if function is
971 (function_args_count): New function, count the number of arguments
974 * tree.c (stdarg_p): New function, return true if variable
976 (prototype_p): New function, return true if function is
979 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
980 (TARGET_ROUND): New macro for the round/ptest instructions which
981 are shared between SSE4.1 and SSE5.
982 (OPTION_MASK_ISA_ROUND): Ditto.
983 (OPTION_ISA_ROUND): Ditto.
984 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
985 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
987 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
988 (-mfused-madd): New switch to give users control over whether the
989 compiler optimizes to use the multiply/add SSE5 instructions.
991 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
992 m_ATHLON_K8_AMDFAM10, and change all uses.
993 (enum pta_flags): Add PTA_SSE5.
994 (ix86_handle_option): Turn off 3dnow if -msse5.
995 (override_options): Add SSE5 support.
996 (print_operand): %Y prints comparison codes for SSE5 com/pcom
998 (ix86_expand_sse_movcc): Add SSE5 support.
999 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1000 vector type to the next largest size.
1001 (ix86_expand_sse5_pack): New function to use pperm to pack a
1002 vector type to the next smallest size.
1003 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1004 (IX86_BUILTIN_FMADDSD): Ditto.
1005 (IX86_BUILTIN_FMADDPS): Ditto.
1006 (IX86_BUILTIN_FMADDPD): Ditto.
1007 (IX86_BUILTIN_FMSUBSS): Ditto.
1008 (IX86_BUILTIN_FMSUBSD): Ditto.
1009 (IX86_BUILTIN_FMSUBPS): Ditto.
1010 (IX86_BUILTIN_FMSUBPD): Ditto.
1011 (IX86_BUILTIN_FNMADDSS): Ditto.
1012 (IX86_BUILTIN_FNMADDSD): Ditto.
1013 (IX86_BUILTIN_FNMADDPS): Ditto.
1014 (IX86_BUILTIN_FNMADDPD): Ditto.
1015 (IX86_BUILTIN_FNMSUBSS): Ditto.
1016 (IX86_BUILTIN_FNMSUBSD): Ditto.
1017 (IX86_BUILTIN_FNMSUBPS): Ditto.
1018 (IX86_BUILTIN_FNMSUBPD): Ditto.
1019 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1020 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1021 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1022 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1023 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1024 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1025 (IX86_BUILTIN_PPERM): Ditto.
1026 (IX86_BUILTIN_PERMPS): Ditto.
1027 (IX86_BUILTIN_PERMPD): Ditto.
1028 (IX86_BUILTIN_PMACSSWW): Ditto.
1029 (IX86_BUILTIN_PMACSWW): Ditto.
1030 (IX86_BUILTIN_PMACSSWD): Ditto.
1031 (IX86_BUILTIN_PMACSWD): Ditto.
1032 (IX86_BUILTIN_PMACSSDD): Ditto.
1033 (IX86_BUILTIN_PMACSDD): Ditto.
1034 (IX86_BUILTIN_PMACSSDQL): Ditto.
1035 (IX86_BUILTIN_PMACSSDQH): Ditto.
1036 (IX86_BUILTIN_PMACSDQL): Ditto.
1037 (IX86_BUILTIN_PMACSDQH): Ditto.
1038 (IX86_BUILTIN_PMADCSSWD): Ditto.
1039 (IX86_BUILTIN_PMADCSWD): Ditto.
1040 (IX86_BUILTIN_PHADDBW): Ditto.
1041 (IX86_BUILTIN_PHADDBD): Ditto.
1042 (IX86_BUILTIN_PHADDBQ): Ditto.
1043 (IX86_BUILTIN_PHADDWD): Ditto.
1044 (IX86_BUILTIN_PHADDWQ): Ditto.
1045 (IX86_BUILTIN_PHADDDQ): Ditto.
1046 (IX86_BUILTIN_PHADDUBW): Ditto.
1047 (IX86_BUILTIN_PHADDUBD): Ditto.
1048 (IX86_BUILTIN_PHADDUBQ): Ditto.
1049 (IX86_BUILTIN_PHADDUWD): Ditto.
1050 (IX86_BUILTIN_PHADDUWQ): Ditto.
1051 (IX86_BUILTIN_PHADDUDQ): Ditto.
1052 (IX86_BUILTIN_PHSUBBW): Ditto.
1053 (IX86_BUILTIN_PHSUBWD): Ditto.
1054 (IX86_BUILTIN_PHSUBDQ): Ditto.
1055 (IX86_BUILTIN_PROTB): Ditto.
1056 (IX86_BUILTIN_PROTW): Ditto.
1057 (IX86_BUILTIN_PROTD): Ditto.
1058 (IX86_BUILTIN_PROTQ): Ditto.
1059 (IX86_BUILTIN_PROTB_IMM): Ditto.
1060 (IX86_BUILTIN_PROTW_IMM): Ditto.
1061 (IX86_BUILTIN_PROTD_IMM): Ditto.
1062 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1063 (IX86_BUILTIN_PSHLB): Ditto.
1064 (IX86_BUILTIN_PSHLW): Ditto.
1065 (IX86_BUILTIN_PSHLD): Ditto.
1066 (IX86_BUILTIN_PSHLQ): Ditto.
1067 (IX86_BUILTIN_PSHAB): Ditto.
1068 (IX86_BUILTIN_PSHAW): Ditto.
1069 (IX86_BUILTIN_PSHAD): Ditto.
1070 (IX86_BUILTIN_PSHAQ): Ditto.
1071 (IX86_BUILTIN_FRCZSS): Ditto.
1072 (IX86_BUILTIN_FRCZSD): Ditto.
1073 (IX86_BUILTIN_FRCZPS): Ditto.
1074 (IX86_BUILTIN_FRCZPD): Ditto.
1075 (IX86_BUILTIN_CVTPH2PS): Ditto.
1076 (IX86_BUILTIN_CVTPS2PH): Ditto.
1077 (IX86_BUILTIN_COMEQSS): Ditto.
1078 (IX86_BUILTIN_COMNESS): Ditto.
1079 (IX86_BUILTIN_COMLTSS): Ditto.
1080 (IX86_BUILTIN_COMLESS): Ditto.
1081 (IX86_BUILTIN_COMGTSS): Ditto.
1082 (IX86_BUILTIN_COMGESS): Ditto.
1083 (IX86_BUILTIN_COMUEQSS): Ditto.
1084 (IX86_BUILTIN_COMUNESS): Ditto.
1085 (IX86_BUILTIN_COMULTSS): Ditto.
1086 (IX86_BUILTIN_COMULESS): Ditto.
1087 (IX86_BUILTIN_COMUGTSS): Ditto.
1088 (IX86_BUILTIN_COMUGESS): Ditto.
1089 (IX86_BUILTIN_COMORDSS): Ditto.
1090 (IX86_BUILTIN_COMUNORDSS): Ditto.
1091 (IX86_BUILTIN_COMFALSESS): Ditto.
1092 (IX86_BUILTIN_COMTRUESS): Ditto.
1093 (IX86_BUILTIN_COMEQSD): Ditto.
1094 (IX86_BUILTIN_COMNESD): Ditto.
1095 (IX86_BUILTIN_COMLTSD): Ditto.
1096 (IX86_BUILTIN_COMLESD): Ditto.
1097 (IX86_BUILTIN_COMGTSD): Ditto.
1098 (IX86_BUILTIN_COMGESD): Ditto.
1099 (IX86_BUILTIN_COMUEQSD): Ditto.
1100 (IX86_BUILTIN_COMUNESD): Ditto.
1101 (IX86_BUILTIN_COMULTSD): Ditto.
1102 (IX86_BUILTIN_COMULESD): Ditto.
1103 (IX86_BUILTIN_COMUGTSD): Ditto.
1104 (IX86_BUILTIN_COMUGESD): Ditto.
1105 (IX86_BUILTIN_COMORDSD): Ditto.
1106 (IX86_BUILTIN_COMUNORDSD): Ditto.
1107 (IX86_BUILTIN_COMFALSESD): Ditto.
1108 (IX86_BUILTIN_COMTRUESD): Ditto.
1109 (IX86_BUILTIN_COMEQPS): Ditto.
1110 (IX86_BUILTIN_COMNEPS): Ditto.
1111 (IX86_BUILTIN_COMLTPS): Ditto.
1112 (IX86_BUILTIN_COMLEPS): Ditto.
1113 (IX86_BUILTIN_COMGTPS): Ditto.
1114 (IX86_BUILTIN_COMGEPS): Ditto.
1115 (IX86_BUILTIN_COMUEQPS): Ditto.
1116 (IX86_BUILTIN_COMUNEPS): Ditto.
1117 (IX86_BUILTIN_COMULTPS): Ditto.
1118 (IX86_BUILTIN_COMULEPS): Ditto.
1119 (IX86_BUILTIN_COMUGTPS): Ditto.
1120 (IX86_BUILTIN_COMUGEPS): Ditto.
1121 (IX86_BUILTIN_COMORDPS): Ditto.
1122 (IX86_BUILTIN_COMUNORDPS): Ditto.
1123 (IX86_BUILTIN_COMFALSEPS): Ditto.
1124 (IX86_BUILTIN_COMTRUEPS): Ditto.
1125 (IX86_BUILTIN_COMEQPD): Ditto.
1126 (IX86_BUILTIN_COMNEPD): Ditto.
1127 (IX86_BUILTIN_COMLTPD): Ditto.
1128 (IX86_BUILTIN_COMLEPD): Ditto.
1129 (IX86_BUILTIN_COMGTPD): Ditto.
1130 (IX86_BUILTIN_COMGEPD): Ditto.
1131 (IX86_BUILTIN_COMUEQPD): Ditto.
1132 (IX86_BUILTIN_COMUNEPD): Ditto.
1133 (IX86_BUILTIN_COMULTPD): Ditto.
1134 (IX86_BUILTIN_COMULEPD): Ditto.
1135 (IX86_BUILTIN_COMUGTPD): Ditto.
1136 (IX86_BUILTIN_COMUGEPD): Ditto.
1137 (IX86_BUILTIN_COMORDPD): Ditto.
1138 (IX86_BUILTIN_COMUNORDPD): Ditto.
1139 (IX86_BUILTIN_COMFALSEPD): Ditto.
1140 (IX86_BUILTIN_COMTRUEPD): Ditto.
1141 (IX86_BUILTIN_PCOMEQUB): Ditto.
1142 (IX86_BUILTIN_PCOMNEUB): Ditto.
1143 (IX86_BUILTIN_PCOMLTUB): Ditto.
1144 (IX86_BUILTIN_PCOMLEUB): Ditto.
1145 (IX86_BUILTIN_PCOMGTUB): Ditto.
1146 (IX86_BUILTIN_PCOMGEUB): Ditto.
1147 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1148 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1149 (IX86_BUILTIN_PCOMEQUW): Ditto.
1150 (IX86_BUILTIN_PCOMNEUW): Ditto.
1151 (IX86_BUILTIN_PCOMLTUW): Ditto.
1152 (IX86_BUILTIN_PCOMLEUW): Ditto.
1153 (IX86_BUILTIN_PCOMGTUW): Ditto.
1154 (IX86_BUILTIN_PCOMGEUW): Ditto.
1155 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1156 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1157 (IX86_BUILTIN_PCOMEQUD): Ditto.
1158 (IX86_BUILTIN_PCOMNEUD): Ditto.
1159 (IX86_BUILTIN_PCOMLTUD): Ditto.
1160 (IX86_BUILTIN_PCOMLEUD): Ditto.
1161 (IX86_BUILTIN_PCOMGTUD): Ditto.
1162 (IX86_BUILTIN_PCOMGEUD): Ditto.
1163 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1164 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1165 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1166 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1167 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1168 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1169 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1170 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1171 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1172 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1173 (IX86_BUILTIN_PCOMEQB): Ditto.
1174 (IX86_BUILTIN_PCOMNEB): Ditto.
1175 (IX86_BUILTIN_PCOMLTB): Ditto.
1176 (IX86_BUILTIN_PCOMLEB): Ditto.
1177 (IX86_BUILTIN_PCOMGTB): Ditto.
1178 (IX86_BUILTIN_PCOMGEB): Ditto.
1179 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1180 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1181 (IX86_BUILTIN_PCOMEQW): Ditto.
1182 (IX86_BUILTIN_PCOMNEW): Ditto.
1183 (IX86_BUILTIN_PCOMLTW): Ditto.
1184 (IX86_BUILTIN_PCOMLEW): Ditto.
1185 (IX86_BUILTIN_PCOMGTW): Ditto.
1186 (IX86_BUILTIN_PCOMGEW): Ditto.
1187 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1188 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1189 (IX86_BUILTIN_PCOMEQD): Ditto.
1190 (IX86_BUILTIN_PCOMNED): Ditto.
1191 (IX86_BUILTIN_PCOMLTD): Ditto.
1192 (IX86_BUILTIN_PCOMLED): Ditto.
1193 (IX86_BUILTIN_PCOMGTD): Ditto.
1194 (IX86_BUILTIN_PCOMGED): Ditto.
1195 (IX86_BUILTIN_PCOMFALSED): Ditto.
1196 (IX86_BUILTIN_PCOMTRUED): Ditto.
1197 (IX86_BUILTIN_PCOMEQQ): Ditto.
1198 (IX86_BUILTIN_PCOMNEQ): Ditto.
1199 (IX86_BUILTIN_PCOMLTQ): Ditto.
1200 (IX86_BUILTIN_PCOMLEQ): Ditto.
1201 (IX86_BUILTIN_PCOMGTQ): Ditto.
1202 (IX86_BUILTIN_PCOMGEQ): Ditto.
1203 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1204 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1205 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1206 OPTION_MASK_ISA_ROUND for instructions that are shared between
1208 (bdesc_2arg): Ditto.
1209 (bdesc_sse_3arg): Ditto.
1210 (enum multi_arg_type): New enum for describing the various SSE5
1211 intrinsic argument types.
1212 (bdesc_multi_arg): New table for SSE5 intrinsics.
1213 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1214 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1216 (ix86_expand_builtin): Add SSE5 intrinsic support.
1217 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1218 operand instructions.
1219 (ix86_expand_sse5_multiple_memory): New function to split the
1220 second memory reference from SSE5 instructions.
1221 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1222 (ix86_return_pops_args): Use stdarg_p to determine if the function
1223 has variable arguments.
1224 (ix86_setup_incoming_varargs): Ditto.
1225 (x86_this_parameter): Ditto.
1227 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1229 (ix86_expand_sse5_pack): Ditto.
1230 (ix86_sse5_valid_op_p): Ditto.
1231 (ix86_expand_sse5_multiple_memory): Ditto.
1233 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1234 constant for SSE5 support.
1235 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1236 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1237 (UNSPEC_SSE5_PERMUTE): Ditto.
1238 (UNSPEC_SSE5_ASHIFT): Ditto.
1239 (UNSPEC_SSE5_LSHIFT): Ditto.
1240 (UNSPEC_FRCZ): Ditto.
1241 (UNSPEC_CVTPH2PS): Ditto.
1242 (UNSPEC_CVTPS2PH): Ditto.
1243 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1245 (COM_FALSE_S): Ditto.
1246 (COM_FALSE_P): Ditto.
1247 (COM_TRUE_S): Ditto.
1248 (COM_TRUE_P): Ditto.
1249 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1250 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1252 (memory attribute): Ditto.
1253 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1254 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1255 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1256 (floor<mode>2): Ditto.
1257 (ceil<mode>2): Ditto.
1258 (btrunc<mode>2): Ditto.
1259 (nearbyintdf2): Ditto.
1260 (nearbyintsf2): Ditto.
1261 (sse_setccsf): Disable if SSE5.
1262 (sse_setccdf): Ditto.
1263 (sse5_setcc<mode>): New support for SSE5 conditional move.
1264 (sse5_pcmov_<mode>): Ditto.
1266 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1268 (SSEMODEF2P): Ditto.
1269 (ssemodesuffixf4): New mode attribute for SSE5.
1270 (ssemodesuffixf2s): Ditto.
1271 (ssemodesuffixf2c): Ditto.
1272 (sserotatemax): Ditto.
1273 (ssescalarmode): Ditto.
1274 (sse_maskcmpv4sf3): Disable if SSE5.
1275 (sse_maskcmpv2df3): Ditto.
1276 (sse_vmmaskcmpv4sf3): Ditto.
1277 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1279 (sse5_vmfmadd<mode>4): Ditto.
1280 (sse5_fmsub<mode>4): Ditto.
1281 (sse5_vmfmsub<mode>4): Ditto.
1282 (sse5_fnmadd<mode>4): Ditto.
1283 (sse5_vmfnmadd<mode>4): Ditto.
1284 (sse5_fnmsub<mode>4): Ditto.
1285 (sse5_vmfnmsub<mode>4): Ditto.
1286 (sse5i_fmadd<mode>4): Ditto.
1287 (sse5i_fmsub<mode>4): Ditto.
1288 (sse5i_fnmadd<mode>4): Ditto.
1289 (sse5i_fnmsub<mode>4): Ditto.
1290 (sse5i_vmfmadd<mode>4): Ditto.
1291 (sse5i_vmfmsub<mode>4): Ditto.
1292 (sse5i_vmfnmadd<mode>4): Ditto.
1293 (sse5i_vmfnmsub<mode>4): Ditto.
1294 (mulv16qi3): Add SSE5 support.
1296 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1297 (sse2_mulv4si3): Disable if SSE5.
1298 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1299 (sse4_1_roundps): Ditto.
1300 (sse4_1_roundsd): Ditto.
1301 (sse4_1_roundss): Ditto.
1302 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1304 (sse_maskcmpsf3): Ditto.
1305 (sse_vmmaskcmpv4sf3): Ditto.
1306 (sse2_maskcmpv2df3): Ditto.
1307 (sse2_maskcmpdf3): Ditto.
1308 (sse2_vmmaskcmpv2df3): Ditto.
1309 (sse2_eq<mode>3): Ditto.
1310 (sse2_gt<mode>3): Ditto.
1311 (sse5_pcmov_<mode>): Add SSE5 support.
1312 (vec_unpacku_hi_v16qi): Ditto.
1313 (vec_unpacks_hi_v16qi): Ditto.
1314 (vec_unpacku_lo_v16qi): Ditto.
1315 (vec_unpacks_lo_v16qi): Ditto.
1316 (vec_unpacku_hi_v8hi): Ditto.
1317 (vec_unpacks_hi_v8hi): Ditto.
1318 (vec_unpacku_lo_v8hi): Ditto.
1319 (vec_unpacks_lo_v8hi): Ditto.
1320 (vec_unpacku_hi_v4si): Ditto.
1321 (vec_unpacks_hi_v4si): Ditto.
1322 (vec_unpacku_lo_v4si): Ditto.
1323 (vec_unpacks_lo_v4si): Ditto.
1324 (sse5_pmacsww): New SSE5 intrinsic insn.
1325 (sse5_pmacssww): Ditto.
1326 (sse5_pmacsdd): Ditto.
1327 (sse5_pmacssdd): Ditto.
1328 (sse5_pmacssdql): Ditto.
1329 (sse5_pmacssdqh): Ditto.
1330 (sse5_pmacsdqh): Ditto.
1331 (sse5_pmacsswd): Ditto.
1332 (sse5_pmacswd): Ditto.
1333 (sse5_pmadcsswd): Ditto.
1334 (sse5_pmadcswd): Ditto.
1335 (sse5_pcmov_<move>): Conditional move support on SSE5.
1336 (sse5_phaddbw): New SSE5 intrinsic insn.
1337 (sse5_phaddbd): Ditto.
1338 (sse5_phaddbq): Ditto.
1339 (sse5_phaddwd): Ditto.
1340 (sse5_phaddwq): Ditto.
1341 (sse5_phadddq): Ditto.
1342 (sse5_phaddubw): Ditto.
1343 (sse5_phaddubd): Ditto.
1344 (sse5_phaddubq): Ditto.
1345 (sse5_phadduwd): Ditto.
1346 (sse5_phadduwq): Ditto.
1347 (sse5_phaddudq): Ditto.
1348 (sse5_phsubbw): Ditto.
1349 (sse5_phsubwd): Ditto.
1350 (sse5_phsubdq): Ditto.
1351 (sse5_pperm): Ditto.
1352 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1353 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1354 (sse5_pperm_sign_v8hi_v4si): Ditto.
1355 (sse5_pperm_zero_v8hi_v4si): Ditto.
1356 (sse5_pperm_sign_v4si_v2di): Ditto.
1357 (sse5_pperm_sign_v4si_v2di): Ditto.
1358 (sse5_pperm_pack_v2di_v4si): Ditto.
1359 (sse5_pperm_pack_v4si_v8hi): Ditto.
1360 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1361 (sse5_perm<mode>): New SSE5 intrinsic insn.
1362 (rotl<mode>3): Ditto.
1363 (sse5_rotl<mode>3): Ditto.
1364 (sse5_ashl<mode>3): Ditto.
1365 (sse5_lshl<mode>3): Ditto.
1366 (sse5_frcz<mode>2): Ditto.
1367 (sse5s_frcz<mode>2): Ditto.
1368 (sse5_cvtph2ps): Ditto.
1369 (sse5_cvtps2ph): Ditto.
1370 (sse5_vmmaskcmp<mode>3): Ditto.
1371 (sse5_com_tf<mode>3): Ditto.
1372 (sse5_maskcmp<mode>3): Ditto.
1373 (sse5_maskcmp_uns<mode>3): Ditto.
1374 (sse5_maskcmp_uns2<mode>3): Ditto.
1375 (sse5_pcom_tf<mode>3): Ditto.
1377 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1379 (sse5_comparison_float_operator): New predicate to match the
1380 comparison operators supported by the SSE5 com instruction.
1381 (ix86_comparison_int_operator): New predicate to match just the
1382 signed int comparisons.
1383 (ix86_comparison_uns_operator): New predicate to match just the
1384 unsigned int comparisons.
1386 * doc/invoke.texi (-msse5): Add documentation.
1387 (-mfused-madd): Ditto.
1389 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1391 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1393 (x86_64-*-*): Ditto.
1395 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1397 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1398 intrinisics for SSE5.
1400 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1403 * config/i386/mmintrin-common.h: New file, to contain common
1404 instructions between SSE4.1 and SSE5.
1406 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1407 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1408 (gen_regparm_prefix): Ditto.
1410 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1411 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1412 prototype_p to determine if a function is prototyped.
1414 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1416 * config/dfp-bit.c (dfp_conversion_exception): New function.
1417 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1418 (DFP_TO_INT): Ditto.
1419 (INT_TO_DFP): Ditto.
1420 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1422 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1425 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1426 before sp restoration even when total_size is 0, but
1427 frame_pointer_needed.
1429 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1431 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1432 (xtensa_copy_incoming_a7): Use start_sequence instead of
1433 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1434 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1435 of the saveregs sequence.
1437 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1439 * c-tree.h (grokfield): Add a "tree *" argument.
1440 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1441 Chain nested decl attributes to it. Don't call decl_attributes here.
1442 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1443 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1444 (grokfield): Take a pointer to the decl's attributes and pass
1445 it to grokdeclarator.
1446 * c-parser.c (c_parser_struct_declaration): Update the calls to
1447 grokfield. Call decl_attributes for anonymous struct and union
1450 2007-09-12 Jan Hubicka <jh@suse.cz>
1452 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1454 2007-09-12 Ira Rosen <irar@il.ibm.com>
1456 PR tree-optimization/32377
1457 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1458 between positive and negative dependence distance using DDR_REVERSED_P.
1460 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1462 PR tree-optimization/33373
1463 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1464 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1466 2007-09-12 Jan Hubicka <jh@suse.cz>
1469 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1472 2007-09-12 Christian Bruel <christian.bruel@st.com>
1474 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1475 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1477 2007-09-12 Ira Rosen <irar@il.ibm.com>
1479 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1480 for oprnd1 if not required.
1481 (vectorizable_operation): Use scalar operand in SLP in case of
1482 shift with scalar argument.
1484 2007-09-12 Ira Rosen <irar@il.ibm.com>
1486 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1489 2007-09-11 James E. Wilson <wilson@specifix.com>
1491 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1492 TARGET_UNWIND_INFO is defined.
1493 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1496 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1498 * config/sh/sh.c (calc_live_regs): Use
1499 current_function_saves_all_registers instead of
1500 current_function_has_nonlocal_label.
1501 (sh_allocate_initial_value): Likewise.
1502 (sh_get_pr_initial_val): Likewise.
1503 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1504 * config/sh/sh.md (load_ra): Likewise.
1506 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1508 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1511 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1512 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1514 2007-09-12 Sa Liu <saliu@de.ibm.com>
1516 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1517 operands to DFmode GE or LE compares.
1519 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1521 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1522 REG_CLASS_NAMES): Add P0REGS.
1523 (REGNO_REG_CLASS): Return it where appropriate.
1524 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1525 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1526 * doc/md.texi (Blackfin family): Document 'q' constraints.
1528 2007-09-11 Steve Kenton <skenton@ou.edu>
1530 * pa/linux-unwind.h: Guard with inhibit_libc.
1531 * pa/hpux-unwind.h: Likewise.
1533 2007-09-11 David Daney <ddaney@avtrex.com>
1535 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1536 * doc/install.texi: Document new --with-llsc and --without-llsc
1538 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1539 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1540 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1542 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1543 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1544 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1545 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1546 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1547 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1548 * config/mips/mips.opt (mllsc): New option.
1549 * config/mips/mips.c (mips_llsc): Define variable.
1550 (mips_handle_option): Handle mllsc option.
1551 (override_options): Set mips_print_operand_punct for '|' and '-'.
1552 (print_operand): Add new %| and %- operand codes.
1553 * config/mips/mips.h (mips_llsc_setting): New enum type.
1554 (mips_llsc): Declare.
1555 (OPTION_DEFAULT_SPECS): Add llsc handling.
1556 (GENERATE_SYNC): New macro.
1557 (GENERATE_LL_SC): New macro.
1558 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1559 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1560 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1561 in %| and %- operand codes.
1563 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1565 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1566 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1568 2007-09-11 Jason Merrill <jason@redhat.com>
1571 * stor-layout.c (layout_decl): Do pack variable size fields.
1573 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1575 * config/m68k/predicates.md (movsi_const0_operand,
1576 non_symbolic_call_operand): New predicates.
1578 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1580 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1581 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1582 CW, CZ, CS, Ap and Ac.
1584 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1585 (constraints.md): New include.
1586 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1587 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1588 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1590 (pushdi): Add split.
1591 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1592 attributes. Split tstsi_internal_68020_cf from it.
1593 (tstsi_internal_68020_cf): New pattern.
1594 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1595 (tst<mode>_cf): Specify attributea.
1596 (cmpsi_cf): Name pattern. Specify attributes.
1597 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1598 (pushexthisi_const): Fix to use alternatives. Specify
1600 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1601 from it. Fix to use alternatives. Specify attributes.
1602 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1603 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1605 (movsf_cf_soft): Specify attributes.
1606 (movdf_cf_soft): Add split.
1607 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1608 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1609 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1610 (truncdfsf2_68881): Name pattern. Specify attributes.
1611 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1612 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1613 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1615 (addsi3_5200): Fix to use alternatives. Specify attributes.
1617 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1618 (subsi3): Add alternative for subq.l. Specify attributes.
1619 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1620 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1622 (umulhisi3): Specify attributes.
1623 (mulhisisi3_z): Name pattern. Specify attributes.
1624 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1625 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1626 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1627 bsetmemqi): Specify attributes.
1628 (bsetmemqi_ext): Name pattern. Specify attributes.
1629 (bclrmemqi): Specify attributes.
1630 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1631 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1633 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1634 pattern. Specify attributes.
1635 (jump): Specify attributes.
1636 (tablejump_internal): Name pattern. Specify attributes.
1637 (call_value): Split into non_symbolic_call_value,
1638 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1639 alternatives. Specify attributes.
1640 (non_symbolic_call_value, symbolic_call_value_jsr,
1641 symbolic_call_value_bsr): New patterns.
1642 (nop, return, unlink, indirect_jump): Specify attributes.
1643 (trap): Fix condition. Specify attributes.
1646 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1647 (override_options): Initialize it. Initialize m68k_sched_cpu.
1648 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1649 (const_method): Make global, rename to m68k_const_method.
1650 (const_int_cost, output_move_const_into_data_reg): Update.
1651 (output_move_double): Parametrize to emit rtl code, rename to
1653 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1654 emit_movsi): New static functions.
1655 (output_move_double): New function with semantics of old
1657 (m68k_emit_move_double): New function.
1658 (m68k_sched_cpu): New variable.
1659 (attr_op_type): New enum.
1660 (sched_guess_p): New variable.
1661 (sched_address_type, sched_operand_type, sched_attr_op_type):
1662 New static functions.
1663 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1664 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1665 (sched_branch_type): New static variable.
1666 (m68k_sched_branch_type): New function.
1667 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1668 (m68k_symbolic_call_var): Declare.
1669 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1670 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1671 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1672 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1675 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1677 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1678 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1679 error if __builtin_va_arg_pack_len () wasn't optimized out during
1681 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1682 with the number of inline's anonymous arguments.
1683 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1685 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1687 * fold-const.c (extract_muldiv_1): Do not simplify
1690 2007-09-11 Jan Hubicka <jh@suse.cz>
1692 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1693 (TARGET_INTER_UNIT_CONVERSIONS): New.
1694 * i386.md (floatsi expanders): Remove redundant check for SImode
1695 source; offload to memory when asked for.
1696 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1697 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1699 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1700 floatsidf2_mixed_memory, floatsidf2_sse_memory
1701 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1702 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1704 2007-09-11 Jan Hubicka <jh@suse.cz>
1706 * toplev.c (process_options): all frontends now do unit-at-a-time.
1707 * cgraphunit.c: update comments.
1708 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1709 * c-decl.c (finish_function): use cgraph_add_new_function.
1710 * function.c (expand_function_end): We are always unit-at-a-time.
1712 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1714 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1715 settings for MIPS16.
1716 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1718 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1720 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1721 SYMBOL_FORCE_TO_MEM constants.
1722 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1723 (mips16_rewrite_pool_refs_info): New structure.
1724 (mips16_rewrite_pool_constant): New function, split out from...
1725 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1726 mips16_rewrite_pool_refs_info structure rather than a pointer
1727 to a constant pool. Force force_to_mem_operands into memory.
1728 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1729 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1730 * config/mips/constraints.md (kf): New constraint.
1731 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1732 (*movsi_mips16): Likewise.
1734 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1735 Nigel Stephens <nigel@mips.com>
1736 David Ung <davidu@mips.com>
1738 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1739 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1740 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1741 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1742 (mips_zero_extend_cost): New functions.
1743 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1744 Use the new functions. Tweak many cost estimates, both here
1745 and in the new subroutines. Return false when the cost of the
1746 operands has not been calculated. Check for *clear_upper32.
1747 Check for floating-point multiply-add, reciprocal and rsqrt
1748 patterns. Handle comparison and rotation codes.
1750 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1752 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1754 * config/i386/i386.c (get_dllimport_decl): Don't strip
1757 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1760 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1761 declarations to top.
1762 (DFP_TO_BFP): Use for either XFmode or TFmode.
1763 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1765 * config/dfp-bit.h: Include float.h.
1766 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1767 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1768 which doesn't mean the same thing.
1769 (BFP_KIND): Use 4 to mean TFmode.
1770 (BFP_FMT): Specify the number of decimal digits based on the
1771 number of mantissa digits.
1772 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1773 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1774 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1775 (TFtype): Define if TFmode is supported.
1776 * doc/libgcc.texi (Decimal float library routines): Document
1777 TF conversion functions.
1779 2007-09-10 Chao-ying Fu <fu@mips.com>
1781 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1782 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1783 (mips_emit_compare): Process fixed-point modes.
1784 (mips_pad_arg_upward): Support fixed-point types.
1785 (override_options): Allow fixed-point modes in accumulators.
1786 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1787 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1788 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1789 (mips_scalar_mode_supported_p): New function to accept fixed-point
1790 modes if the width is not greater than two BITS_PER_WORD.
1791 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1792 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1793 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1794 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1795 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1797 ("IMODE"): New mode attribute.
1798 (mips-fixed.md): Include.
1799 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1801 * config/mips/mips-fixed.md: New file.
1803 2007-09-11 Ben Elliston <bje@au.ibm.com>
1805 * config/spu/spu.md: Formatting fixes.
1807 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1809 * config/dfp-bit.c (dfp_unary_func): Delete.
1810 (dfp_unary_op): Delete.
1811 (dfp_binary_op): Use decFloat functions instead of decNumber
1812 functions for binary operations.
1813 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1814 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1816 (dfp_compare_op): Use decFloat functions insteadof decNumber
1817 functions for comparisons.
1818 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1819 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1821 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1822 call to dxx_binary_op and decFloat function.
1823 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1824 calls to dxx_binary_op and decFloat function.
1825 * config/dfp-bit.h: Include decFloat header files.
1826 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1827 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1828 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1829 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1831 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1832 Jan Sjodin <jan.sjodin@amd.com>
1834 * tree-vect-analyze.c (vect_analyze_operations): Change
1835 comparison of loop iterations with threshold to less than
1836 or equal to instead of less than. Reduce
1837 min_scalar_loop_bound by one.
1838 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1839 Change prologue and epilogue iterations estimate to vf/2,
1840 when unknown at compile-time. Change versioning guard
1841 cost to taken_branch_cost. If peeling for alignment is
1842 unknown at compile-time, change peel guard costs to one
1843 taken branch and one not-taken branch per peeled loop.
1844 If peeling for alignment is known but number of scalar loop
1845 iterations is unknown at compile-time, change peel guard
1846 costs to one taken branch per peeled loop. Change the cost
1847 model equation to consider vector iterations as the loop
1848 iterations less the prologue and epilogue iterations.
1849 Change outside vector cost check to less than or equal to
1850 zero instead of equal to zero.
1851 (vect_do_peeling_for_loop_bound): Reduce
1852 min_scalar_loop_bound by one.
1853 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1854 TARG_COND_NOT_TAKEN_BRANCH_COST.
1855 * config/i386/i386.h (processor_costs): Add
1856 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1857 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1858 vec_align_load_cost, vect_unalign_load_cost,
1859 vec_store_cost, cond_taken_branch_cost,
1860 cond_not_taken_branch_cost.
1861 Define macros for x86 costs.
1862 * config/i386/i386.c:
1863 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1864 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1865 scalar_to_vec_cost, vec_align_load_cost,
1866 vect_unalign_load_cost, vec_store_cost,
1867 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1868 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1869 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1870 core2_cost, generic64_cost, generic32_cost): Set to default
1872 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1873 (x86_builtin_vectorization_cost): New.
1875 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1876 Ben Elliston <bje@au.ibm.com>
1878 * dfp.c: Include decimal128Local.h;
1879 (dfp_byte_swap): Remove.
1880 (encode_decimal32, decode_decimal32): Don't handle endianness.
1881 (encode_decimal64, decode_decimal64): Ditto.
1882 (encode_decimal128, decode_decimal128): Ditto.
1883 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1885 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1887 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1888 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1890 2007-09-10 David Daney <ddaney@avtrex.com>
1892 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1894 (memory_barrier): Rewrote as an insn that clobbers memory.
1896 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1898 * config/mips/mips.c (mips_global_pointer): Check
1899 call_really_used_regs instead of call_used_regs.
1900 (mips_save_reg_p): Likewise. Save all call-saved registers
1901 if current_function_saves_all_registers. Fix indentation.
1902 No longer treat $18 as a special case.
1903 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1905 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1907 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1908 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1909 the introductory comment.
1910 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1911 (override_options): Don't test for it.
1912 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1913 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1914 * config/mips/vr.h: As for config/mips/sde.h.
1916 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1917 Revital Eres <eres@il.ibm.com>
1919 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1920 (struct ddg): Define.
1921 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1922 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1923 * config/spu/spu.c: Include ddg.h.
1924 (TARGET_SCHED_SMS_RES_MII): Define.
1925 (spu_sms_res_mii): New function to calculate mii.
1926 * modulo-sched (res_MII): Use it.
1927 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1929 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1931 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1932 pool entries since they might hold values that must not be shared.
1934 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1937 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1938 Use 'N' operand constraint for op2.
1939 (lshr<mode>3): Ditto.
1940 (ashl<mode>3): Ditto.
1941 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1942 (vec_shr_<mode>): Ditto.
1943 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1944 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1946 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1948 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1949 Change mode macro in the last real_2expN parameter to uppercase.
1951 2007-09-10 Michael Matz <matz@suse.de>
1953 * tree-pass.h (pass_cselim): Declare new pass.
1954 * passes.c (init_optimization_passes): Link in pass_cselim.
1955 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1956 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1957 cond_store_replacement.
1958 (condstoretemp): New static variable.
1959 (cond_store_replacement): New function.
1960 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1961 tree_ssa_phiopt_worker.
1962 (struct name_to_bb): New.
1963 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1964 nt_init_block, nt_fini_block): New static functions.
1965 (seen_ssa_names, nontrap_set): New static variables.
1966 (gate_cselim, pass_cselim): Define new pass.
1967 * common.opt (ftree-cselim): New flag.
1968 * toplev.c (process_options): Set flag_tree_cselim if required.
1970 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1972 * simplify-rtx.c (simplify_relational_operation_1): For recent
1973 canonicalization, don't recurse if op1 equals both PLUS arguments.
1975 2007-09-09 David Daney <ddaney@avtrex.com>
1977 * optabs.c (expand_sync_operation): Use plus insn if minus
1979 (expand_sync_fetch_operation): Ditto.
1981 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1983 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1985 (*floatsisf2_sse_vector): Likewise.
1987 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1989 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1991 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/i386/i386.h (ix86_tune_indices): Rename
1994 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1995 (TARGET_USE_VECTOR_CONVERTS): Updated.
1996 * config/i386/i386.c: Likewise.
1998 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1999 Nigel Stephens <nigel@mips.com>
2001 * doc/invoke.texi (Overall Options): Add .sx file extension
2002 as a synonym for .S.
2003 * cppspec.c (known_suffixes): Likewise.
2004 * gcc.c (default_compilers): Likewise.
2006 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2009 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2010 * simplify-rtx.c (simplify_relational_operation_1): Add the
2011 canonicalization from i386.h.
2012 * doc/md.texi (Canonicalization of Instructions): Document it.
2014 2007-09-09 Jan Hubicka <jh@suse.cz>
2015 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2017 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2018 (TARGET_USE_VECTOR_CONVERTS): New.
2019 * i386.md: New post-reload splitters for converting SF to DF and DF to
2021 (floatsi* expander): Special case vector conversions.
2022 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2023 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2024 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2025 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2026 Disable when doing vector converts.
2027 (floatsi<mode>2_i387): Disable when
2028 * sse.md (vec_dupv2df): Export.
2029 * i386.c (ix86_tune_features): Enable SSE conversions.
2031 2007-09-09 Richard Guenther <rguenther@suse.de>
2033 * tree-ssa-operands.c (add_virtual_operand): Only mark
2034 stores as has_volatile_ops if alias information is not available.
2036 2007-09-09 Revital Eres <eres@il.ibm.com>
2038 * doc/contrib.texi: Add myself.
2040 2007-09-09 Ira Rosen <irar@il.ibm.com>
2042 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2043 stmt_vinfo_set_outside_of_loop_cost): New functions.
2044 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2045 (vect_model_simple_cost): Call
2046 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2047 field instead of calling vect_get_cost_fields.
2048 (vect_model_store_cost, vect_model_load_cost): Likewise.
2050 2007-09-09 Revital Eres <eres@il.ibm.com>
2052 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2053 declaration to bdesc_paired_preds variable.
2054 (paired_expand_builtin): Likewise.
2056 2007-09-09 Revital Eres <eres@il.ibm.com>
2058 * dbgcnt.def (sms_sched_loop): New counter.
2059 * modulo-sched.c: Use sms_sched_loop instead of
2060 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2061 perform swing modulo scheduling on. Include dbgcnt.h.
2062 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2063 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2065 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2067 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2068 Substitute all uses with ...
2069 (MODEF): New mode iterator.
2071 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2072 from pre-regalloc define_insn_and_split splitter pattern.
2073 (*fix_trunc<mode>_i387_1): Ditto.
2074 (*fistdi2_1): Ditto.
2075 (*fist<mode>2_1): Ditto.
2076 (frndintxf2_floor): Ditto.
2077 (*fist<mode>2_floor_1): Ditto.
2078 (frndintxf2_ceil): Ditto.
2079 (*fist<mode>2_ceil_1): Ditto.
2080 (frndintxf2_trunc): Ditto.
2081 (frndintxf2_mask_pm): Ditto.
2083 (prologue): Use (const_int 0) as never generated filler insn.
2085 (sibcall_epilogue): Ditto.
2086 (eh_return_si): Ditto.
2087 (eh_return_di): Ditto.
2089 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2090 using MODEF mode iterator.
2091 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2092 using MODEF mode iterator.
2093 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2094 using MODEF mode iterator.
2095 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2096 Macroize expander using MODEF mode iterator.
2098 (zero_extendsidi2): Remove operand constraints from expander.
2099 (smuldi3_highpart): Ditto.
2100 (indirect_jump): Ditto.
2103 * config/i386/sse.md (storentv4sf): Ditto.
2104 (storentv2df): Ditto.
2105 (storentv2di): Ditto.
2107 (sse2_cvtpd2ps): Ditto.
2108 (vec_interleave_highv16qi): Ditto.
2109 (vec_interleave_lowv16qi): Ditto.
2110 (vec_interleave_highv8hi): Ditto.
2111 (vec_interleave_lowv8hi): Ditto.
2112 (vec_interleave_highv4si): Ditto.
2113 (vec_interleave_lowv4si): Ditto.
2114 (vec_interleave_highv2di): Ditto.
2115 (vec_interleave_lowv2di): Ditto.
2116 (sse2_maskmovdqu): Ditto.
2117 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2119 2007-09-09 Ira Rosen <irar@il.ibm.com>
2121 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2122 (struct _slp_tree, struct _slp_instance): Define new data structures
2123 along macros for their access.
2124 (struct _loop_vec_info): Define new fields: strided_stores,
2125 slp_instances, and slp_unrolling_factor along macros for their access.
2126 (enum slp_vect_type): New.
2127 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2129 (STMT_VINFO_STRIDED_ACCESS): New macro.
2130 (vect_free_slp_tree): Declare.
2131 (vectorizable_load): Add an argument of type slp_tree.
2132 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2133 vectorizable_assignment): Likewise.
2134 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2135 Declare (make extern).
2136 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2137 (new_loop_vec_info): Likewise.
2138 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2139 * tree-vect-analyze.c: Include recog.h.
2140 (vect_update_slp_costs_according_to_vf): New.
2141 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2142 functions. For not pure SLP stmts with strided access check that the
2143 group size is power of 2. Update the vectorization factor according to
2144 SLP. Call vect_update_slp_costs_according_to_vf.
2145 (vect_analyze_group_access): New.
2146 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2147 (vect_free_slp_tree): New functions.
2148 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2149 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2150 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2151 vect_detect_hybrid_slp): Likewise.
2152 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2153 and vect_detect_hybrid_slp.
2154 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2155 SLP costs into account.
2156 (vect_get_cost_fields): New function.
2157 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2159 (vect_model_store_cost, vect_model_load_cost): Likewise.
2160 (vect_get_constant_vectors): New function.
2161 (vect_get_slp_vect_defs, vect_get_slp_defs,
2162 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2163 vect_get_vec_defs): Likewise.
2164 (vectorizable_reduction): Don't handle SLP for now.
2165 (vectorizable_call): Don't handle SLP for now. Add argument to
2166 vect_model_simple_cost.
2167 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2168 get SLPed and vectorized defs). Fix indentation and spacing.
2169 (vectorizable_assignment): Handle SLP.
2170 (vectorizable_induction): Don't handle SLP for now.
2171 (vectorizable_operation): Likewise.
2172 (vectorizable_type_demotion): Add argument to
2173 vect_model_simple_cost.
2174 (vectorizable_type_promotion): Likewise.
2175 (vectorizable_store, vectorizable_load): Handle SLP.
2176 (vectorizable_condition): Don't handle SLP for now.
2177 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2178 no SLP transformation required for unsupported cases. Add SLP
2179 argument for supported cases.
2180 (vect_remove_stores): New function.
2181 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2182 (vect_transform_loop): Schedule SLP instances.
2183 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2185 2007-09-09 Andrew Haley <aph@redhat.com>
2187 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2190 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2192 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2193 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2194 Similar for what label_refs can go in the JUMP_TARGET field. Split
2195 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2196 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2197 REG_LABEL when replacing an operand with a LABEL_REF for a
2199 (subst_reloads): When replacing a LABEL_REG with a register,
2200 instead of generating a REG_LABEL note, assert that there already
2201 is one or that the label is a known target for the insn.
2202 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2203 note, check the JUMP_LABEL field. Remove "else" after return.
2204 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2205 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2206 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2207 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2208 insns. Iterate over all notes; don't assume there's only one.
2209 * cse.c (recorded_label_ref): Adjust comment to refer to
2211 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2212 insns, not just NONJUMP_INSN_P.
2213 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2214 isn't a jump target.
2215 * jump.c (rebuild_jump_labels): Adjust head comment.
2216 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2217 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2218 (mark_all_labels): For JUMP_P insns without a target, check if the
2219 the target is noted on the previous nonjump insn.
2220 (mark_jump_label_1): New function, guts from mark_jump_label.
2221 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2222 marking jump target labels.
2223 <case LABEL_REF>: Adjust for whether to generate a
2224 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2225 For 'E' format rtl, iterate in descending element order.
2226 (delete_related_insns): Handle both REG_LABEL_TARGET and
2227 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2228 reference count, delete and fallthrough. Move finding-next-
2229 non-deleted insn last in the function. Look at all INSN_P insns
2230 for REG_LABEL_OPERAND notes.
2231 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2233 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2234 JUMP_LABEL, output the INSN_UID of it.
2235 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2236 and/or REG_LABEL_TARGET.
2237 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2238 with jump.c copy by only adding notes for labels actually
2239 referenced in the insn.
2240 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2241 usage count increment; handle all INSN_P trial insns.
2242 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2244 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2245 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2246 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2248 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2249 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2250 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2251 on all INSN_P insns.
2252 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2253 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2254 REG_LABEL_OPERAND notes.
2255 * reload1.c (calculate_needs_all_insns): Adjust comments.
2256 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2257 * config/alpha/alpha.md (split for load of an address into a
2258 four-insn sequence on Unicos/Mk): Adjust to use
2260 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2262 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2265 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2266 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2267 FOR_BB_INSNS_SAFE instead of for loop.
2268 * cse.c (cse_extended_basic_block): Likewise.
2269 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2270 that the for loop does not invoke NEXT_INSN on a deleted insn.
2271 * function.c (instantiate_virtual_regs): Likewise.
2272 * lower-subreg.c (remove_retval_note): Likewise.
2273 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2275 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2277 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2278 insn, if it's a jump.
2279 (try_redirect_by_replacing_jump): New variable jump_p. Call
2280 tablejump_p before delete_insn_chain.
2281 * reload1.c (reload): New variable next. Make sure that the for
2282 loop does not invoke NEXT_INSN on a deleted insn.
2283 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2284 (delete_output_reload): New variable prev. Make sure the the for
2285 loops do not invoke PREV_INSN on a deleted insn.
2287 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2289 * pa/constraints.md: Remove 'X' from unused letters comment.
2291 2007-09-08 Richard Guenther <rguenther@suse.de>
2293 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2294 computed check stmt_ann->references_memory instead of counting
2297 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2299 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2300 validate_change() in one more case.
2302 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2304 PR tree-optimization/32283
2305 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2306 estimated_loop_iterations.
2307 (determine_use_iv_cost_condition): Decrease cost of expressions
2308 used in iv elimination.
2310 2007-09-08 Richard Guenther <rguenther@suse.de>
2312 * tree-cfg.c (verify_gimple_expr): Avoid building new
2313 pointer types, use TYPE_POINTER_TO if available instead.
2315 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2318 PR rtl-optimization/26449
2319 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2320 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2322 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2323 define_expand. Split insn in split1 pass.
2326 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2328 PR tree-optimization/33301
2329 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2332 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2334 PR tree-optimization/32183
2335 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2337 * tree-ssa-reassoc.c: Include cfgloop.h.
2338 (is_reassociable_op): Add a loop argument and return true only
2340 (linearize_expr): Updated.
2341 (should_break_up_subtract): Likewise.
2342 (linearize_expr_tree): Likewise.
2343 (init_reassoc): Call loop_optimizer_init with
2344 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2345 with CDI_DOMINATORS.
2346 (fini_reassoc): Call loop_optimizer_finalize.
2348 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2350 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2351 if there is no i-cache.
2353 2007-09-07 Richard Guenther <rguenther@suse.de>
2356 2007-09-06 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/32586
2359 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2360 folding if nothing changed.
2361 (simplify_unary_expression): New function. Do tree combining
2362 on conversion like codes.
2363 (try_to_simplify): Call it.
2365 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2368 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2369 (__gthread_active,__gthread_start, __gthread_active_init): New.
2370 * gthr-posix95.h: Likewise.
2372 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2374 * function.h (struct function): Rename calls_unwind_init
2375 to saves_all_registers.
2376 (current_function_saves_all_registers): Renamed from
2377 current_function_calls_unwind_init.
2378 * reload1.c (reload): Set current_function_saves_all_registers.
2379 * except.c (expand_builtin_unwind_init): Likewise.
2380 * config/m68k/m68k.c (m68k_save_reg): Use
2381 current_function_saves_all_registers to save pic register.
2383 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2385 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2386 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2388 Reapply reverted changes:
2390 2007-09-06 Jan Hubicka <jh@suse.cz>
2392 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2395 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2397 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2398 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2400 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2402 * optabs.c (expand_float): Convert unsigned integer as signed only
2403 if it provides sufficient accuracy; add mode argument to real_2expN.
2404 (expand_fix): Fix comment typos; extend binary float into mode
2405 wider than destination for converion to unsigned integer; add mode
2406 argument to real_2expN.
2407 * real.c (real_2expN): Add mode argument to special-case decimal
2409 * real.h (real_2expN): Ditto.
2410 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2412 (fixed_from_string): Ditto.
2413 (fixed_to_decimal): Ditto.
2414 (fixed_convert_from_real): Ditto.
2415 (real_convert_from_fixed): Ditto.
2416 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2417 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2418 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2419 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2421 2007-09-07 Diego Novillo <dnovillo@google.com>
2423 * tree-flow.h (const_block_stmt_iterator): Remove.
2424 Update all users to use block_stmt_iterator.
2425 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2426 Update all users to use tree_stmt_iterator.
2428 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2430 * config/mips/mips.c (mips_set_current_function): Temporarily
2431 make this a no-op to fix bootstrap errors, pending rewrite.
2433 2007-09-07 Jan Hubicka <jh@suse.cz>
2435 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2438 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2440 PR tree-optimization/33299
2441 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2442 uses for all relevant loop-exit phis, not just the first.
2444 2007-09-07 Richard Guenther <rguenther@suse.de>
2447 * tree-ssa-operands.c (access_can_touch_variable): An access
2448 of the form (*p)[0] can touch a variable of same size.
2450 2007-09-07 Jan Hubicka <jh@suse.cz>
2452 * passes.c (init_optimization_passes): Add simple dce and addressable
2454 * tree-ssa.c (execute_update_addresses_taken): New function.
2455 (pass_update_address_taken): New.
2456 * tree-ssa-dse.c (execute_simple_dse): New function.
2457 (pass_simple_dse): New.
2458 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2460 2007-09-07 Tobias Burnus <burnus@net-b.de>
2463 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2465 2007-09-07 Richard Guenther <rguenther@suse.de>
2468 2007-09-06 Richard Guenther <rguenther@suse.de>
2470 PR tree-optimization/32586
2471 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2472 folding if nothing changed.
2473 (simplify_unary_expression): New function. Do tree combining
2474 on conversion like codes.
2475 (try_to_simplify): Call it.
2477 2007-09-07 Richard Guenther <rguenther@suse.de>
2478 Uros Bizjak <ubizjak@gmail.com>
2480 PR tree-optimization/32821
2481 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2482 NULL in the call to set_bb_stmt_list.
2484 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2486 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2487 float calls here, rather than leaving some to the caller.
2488 Use call_internal_direct and call_value_internal_direct.
2489 * config/mips/mips.md (call_internal_direct): New pattern.
2490 (call_value_internal_direct): Likewise.
2492 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2494 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2495 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2497 (override_options): Set mips_base_move_loop_invariants.
2499 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2501 * config/mips/mips.opt (mcode-readable=): Move to keep list
2504 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2506 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2507 and -mgpopt options. Adjust the -G documentation to match.
2508 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2509 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2510 function, split out from mips_classify_symbol. Return false for
2511 !TARGET_LOCAL_SDATA.
2512 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2513 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2514 (override_options): Check whether the -mgpopt setting is consistent
2515 with the other flags.
2516 (symbolic_expression_p): Delete.
2517 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2518 and default_elf_select_rtx_section.
2519 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2520 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2521 external data and TARGET_EXTERN_SDATA.
2523 2007-09-07 Tobias Burnus <burnus@net-b.de>
2526 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2528 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2530 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2531 FOR_BB_INSNS_SAFE instead of for loop.
2532 * cse.c (cse_extended_basic_block): Likewise.
2533 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2534 that the for loop does not invoke NEXT_INSN on a deleted insn.
2535 * function.c (instantiate_virtual_regs): Likewise.
2536 * lower-subreg.c (remove_retval_note): Likewise.
2537 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2539 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2541 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2542 insn, if it's a jump.
2543 (try_redirect_by_replacing_jump): New variable jump_p. Call
2544 tablejump_p before delete_insn_chain.
2545 * reload1.c (reload): New variable next. Make sure that the for
2546 loop does not invoke NEXT_INSN on a deleted insn.
2547 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2548 (delete_output_reload): New variable prev. Make sure the the for
2549 loops do not invoke PREV_INSN on a deleted insn.
2551 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2553 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2554 * cgraph.h (rebuild_cgraph_edges): Declare.
2555 * tree-pass.h (pass_expand_omp_ssa): New.
2556 * omp-low.c (find_omp_clause): Export.
2557 (copy_var_decl): Split from omp_copy_decl_2.
2558 (build_omp_barrier): Return the call to emit instead of emitting
2560 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2562 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2563 expand_omp_for_generic, expand_omp_for_static_nochunk,
2564 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2565 Adapted to work on SSA form.
2566 (execute_expand_omp): Do not invalidate dominance information.
2567 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2568 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2569 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2571 (force_gimple_operand): Allow gimplifying code expressions without
2573 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2574 * common.opt (fopenmp-ssa): New.
2575 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2576 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2577 * tree-cfg.c: Include tree-inline.h.
2578 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2579 (replace_by_duplicate_decl, replace_ssa_name,
2580 mark_virtual_ops_in_region): New functions.
2581 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2582 to work on SSA form.
2583 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2584 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2587 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2589 * tree-loop-linear.c: Include obstack.h.
2590 (linear_transform_loops): New obstack lambda_obstack.
2591 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2592 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2593 and free afterwards.
2594 * lambda.h (struct obstack): New forward declaration.
2595 (lambda_linear_expression_new): New parameter of type struct
2597 (lambda_loopnest_new): Likewise.
2598 (lambda_loopnest_transform): Likewise.
2599 (lambda_body_vector_new): Likewise.
2600 (lambda_body_vector_compute_new): Likewise.
2601 (gcc_loopnest_to_lambda_loopnest): Likewise.
2602 (lambda_loopnest_to_gcc_loopnest): Likewise.
2603 * lambda-code.c: Include obstack.h.
2604 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2606 (lambda_body_vector_new): Likewise.
2607 (lambda_linear_expression_new): Likewise.
2608 (lambda_lattice_new): Likewise.
2609 (lambda_loopnest_new): Likewise. Additionally use obstack to
2610 allocate LN_LOOPS(ret).
2611 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2612 it to lambda_lattice_new.
2613 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2614 Pass it to lambda_body_vector_new.
2615 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2616 it to lambda_lattice_new.
2617 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2618 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2619 (lambda_compute_target_space): Likewise.
2620 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2621 Pass it to lambda_lattice_compute_base and
2622 compute_nest_using_fourieer_motzkin.
2623 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2624 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2625 and lambda_lattice_compute_target_space.
2626 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2627 Pass it to lambda_linear_expression_new.
2628 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2629 to gcc_tree_to_linear_expression.
2630 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2631 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2632 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2633 Pass it to lambda_body_vector_new and
2634 lambda_body_vector_compute_new.
2635 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2636 (lambda-code.o): Likewise.
2638 2007-09-06 Chao-ying Fu <fu@mips.com>
2640 * ginclude/stdfix.h: New file.
2641 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2642 (convert.o): Add dependence on fixed-value.h.
2643 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2644 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2645 to define fixed-point constants.
2646 (c_cpp_builtins): Define fixed-point constants.
2647 * convert.c (fixed-value.h): New include.
2648 (convert_to_real): Update comment to include fixed-point.
2649 Support FIXED_POINT_TYPE.
2650 (convert_to_integer): Update comment to include fixed-point.
2651 Support FIXED_POINT_TYPE.
2652 (convert_to_complex): Support FIXED_POINT_TYPE.
2653 (convert_to_fixed): New function.
2654 * convert.h (convert_to_fixed): Declare.
2655 * genopinit.c: Add comment about $Q for only fixed-point modes.
2656 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2657 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2658 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2659 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2660 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2661 usneg_optab for fixed-point modes.
2662 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2664 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2665 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2666 unsigned saturation optabs, when type is saturating.
2667 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2668 (expand_fixed_convert): New function.
2669 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2670 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2671 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2672 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2673 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2674 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2676 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2677 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2678 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2679 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2680 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2682 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2683 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2684 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2685 fractuns, satfractuns.
2686 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2687 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2688 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2689 OTI_ssmsub_widen, OTI_usmsub_widen.
2690 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2691 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2692 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2693 umsub_widen_optab, usmsub_widen_optab): Define.
2694 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2696 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2698 (expand_fixed_convert): Declare.
2699 * expr.c (convert_move): Support the move of fixed-point modes.
2700 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2701 (categorize_ctor_elements_1): Handle FIXED_CST.
2702 (count_type_elements): Handle FIXED_POINT_TYPE.
2703 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2704 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2706 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2707 multiply and add/subtract for fixed-point types.
2708 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2709 mode, we jump to binop directly.
2710 Support FIXED_CONVERT_EXPR.
2711 (do_store_flag): Check FIXED_CST to put a constant second.
2712 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2713 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2714 (const_vector_from_tree): Support FIXED_CST.
2715 * doc/extend.texi (Fixed-Point): New node.
2716 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2717 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2718 satfract, fractuns, satfractuns): Document them.
2720 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2722 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2723 addresses into I registers.
2725 2007-09-06 Jan Hubicka <jh@suse.cz>
2726 Andreas Tobler <a.tobler@schweiz.org>
2728 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2730 (machopic_legitimize_pic_address): Likewise.
2732 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2733 Jan Hubicka <jh@suse.cz>
2735 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2736 instead of ufloat_optab->handlers directly.
2737 (floatdidf2): Likewise.
2739 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2741 * config/mips/mips.c: Include diagnostic.h.
2742 (mips_set_current_function): Check errorcount and sorrycount
2743 before generating RTL.
2745 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2748 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2749 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2750 (print_operand_reloc): Likewise.
2752 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2756 2007-09-06 Jan Hubicka <jh@suse.cz>
2758 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2761 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2763 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2764 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2766 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2768 * optabs.c (expand_float): Convert unsigned integer as signed only
2769 if it provides sufficient accuracy; add mode argument to real_2expN.
2770 (expand_fix): Fix comment typos; extend binary float into mode
2771 wider than destination for converion to unsigned integer; add mode
2772 argument to real_2expN.
2773 * real.c (real_2expN): Add mode argument to special-case decimal
2775 * real.h (real_2expN): Ditto.
2776 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2778 (fixed_from_string): Ditto.
2779 (fixed_to_decimal): Ditto.
2780 (fixed_convert_from_real): Ditto.
2781 (real_convert_from_fixed): Ditto.
2782 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2783 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2784 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2785 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2787 2007-09-06 Tom Tromey <tromey@redhat.com>
2789 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2790 * c-pch.c (c_common_read_pch): Restore current location after
2792 * tree.c (expand_location): Update.
2793 (expr_filename): Changed return type. Unified the two cases.
2794 (expr_lineno): Likewise.
2795 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2797 * toplev.c (line_table): Changed type.
2798 (general_init): Update.
2799 (realloc_for_line_map): New function.
2800 (general_init): Allocate line_table using GC.
2801 * fix-header.c (line_table): Changed type.
2802 (read_scan_file): Update.
2803 (read_scan_file): Update.
2804 * c-ppoutput.c (maybe_print_line): Update.
2805 (print_line): Update.
2806 (cb_line_change): Update.
2807 (cb_define): Update.
2808 (pp_file_change): Update.
2809 * c-opts.c (c_common_init_options): Update.
2810 (finish_options): Update.
2811 (push_command_line_include): Update.
2812 * c-lex.c (cb_line_change): Update.
2813 (cb_def_pragma): Update.
2814 (cb_define): Update.
2816 (c_lex_with_flags): Use cpp_get_token_with_location.
2817 * input.h (line_table): Changed type.
2818 (location_from_locus): New macro.
2819 * tree.h (EXPR_FILENAME): No longer an lvalue.
2820 (EXPR_LINENO): Likewise.
2821 (expr_locus, set_expr_locus): Declare separately for
2822 USE_MAPPED_LOCATION.
2823 (expr_filename, expr_lineno): Changed return type.
2824 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2825 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2826 (expand_gimple_basic_block): Likewise.
2827 * final.c (final_scan_insn): Use expanded_location.
2829 2007-09-06 Richard Guenther <rguenther@suse.de>
2831 PR tree-optimization/32586
2832 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2833 folding if nothing changed.
2834 (simplify_unary_expression): New function. Do tree combining
2835 on conversion like codes.
2836 (try_to_simplify): Call it.
2837 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2838 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2840 2007-09-06 Jan Hubicka <jh@suse.cz>
2843 * cse.c (fold_rtx): Avoid invalid sharing.
2845 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2847 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2848 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2850 2007-09-06 Revital Eres <eres@il.ibm.com>
2852 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2853 Fix offsettable memory reference for 750CL.
2855 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2857 * reload.c (find_reloads_address_1): Try to preserve original
2858 base/index regclass of operands.
2859 * regrename.c (scan_rtx_address): Likewise.
2860 (replace_oldest_value_addr): Likewise.
2862 2007-09-06 Richard Guenther <rguenther@suse.de>
2864 PR tree-optimization/33302
2865 * domwalk.c (walk_dominator_tree): The exit block is
2866 interesting even if it is not reachable.
2868 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2871 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2873 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2875 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2878 2007-09-05 Ian Lance Taylor <iant@google.com>
2880 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2882 (dump_generic_node): Likewise.
2883 * print-rtl.c (print_decl_name): Likewise.
2884 * print-tree.c (print_node_brief): Likewise.
2885 (print_node): Likewise.
2886 * Makefile.in (RTL_BASE_H): Add alias.h.
2889 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2891 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2893 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2894 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2896 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2898 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2899 (tm_defines): Define UCLIBC_DEFAULT to 1.
2900 (extra_options): Add linux.opt.
2901 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2902 (CRT_CALL_STATIC_FUNCTION): Likewise.
2903 (NO_IMPLICIT_EXTERN_C): Likewise.
2904 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2905 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2906 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2907 (ENDFILE_SPEC): Don't define.
2908 (LIB_SPEC): Likewise.
2909 (CRT_CALL_STATIC_FUNCTION): Likewise.
2910 (NO_IMPLICIT_EXTERN_C): Likewise.
2911 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2912 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2914 2007-09-06 Jan Hubicka <jh@suse.cz>
2916 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2919 2007-09-06 Jan Hubicka <jh@suse.cz>
2921 * opts.c (common_handle_option): Enable inlining functions for
2924 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2926 * builtin-attrs.def (ATTR_NONNULL_3): New.
2927 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2928 ATTR_NOTHROW_NONNULL_##FA.
2929 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2930 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2931 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2932 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2933 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2934 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2935 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2937 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2938 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2939 ATTR_FORMAT_NOTHROW_3_4): Remove.
2940 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2941 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2942 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2943 instead of ATTR_FORMAT_*_*.
2945 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2947 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2948 parts re-used for REG_FRAME_RELATED_EXPR.
2950 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2952 * optabs.c (expand_float): Convert unsigned integer as signed only
2953 if it provides sufficient accuracy; add mode argument to real_2expN.
2954 (expand_fix): Fix comment typos; extend binary float into mode
2955 wider than destination for converion to unsigned integer; add mode
2956 argument to real_2expN.
2957 * real.c (real_2expN): Add mode argument to special-case decimal
2959 * real.h (real_2expN): Ditto.
2960 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2962 (fixed_from_string): Ditto.
2963 (fixed_to_decimal): Ditto.
2964 (fixed_convert_from_real): Ditto.
2965 (real_convert_from_fixed): Ditto.
2966 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2967 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2968 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2969 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2971 2007-09-05 Ian Lance Taylor <iant@google.com>
2973 * init-regs.c (initialize_uninitialized_regs): Call
2974 emit_insn_before rather than add_insn_before.
2976 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2978 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2979 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2980 * tree-inline.h (copy_body_data): Add call_expr field.
2981 * tree-inline.c (expand_call_inline): Initialize call_expr.
2982 (copy_bb): Append anonymous inline fn arguments to arguments
2983 when inlining a CALL_EXPR_VA_ARG_PACK call.
2984 * builtins.c (expand_builtin): Issue an error if
2985 BUILT_IN_VA_ARG_PACK is seen during expand.
2986 (fold_call_expr, fold_builtin_call_array): Don't fold
2987 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2988 __builtin_va_arg_pack () call as last argument.
2989 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2990 function is __builtin_va_arg_pack (), decrease number of call
2991 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2992 * expr.c (expand_expr_real_1): Issue an error if
2993 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2994 * tree-pretty-print.c (dump_generic_node): Handle printing
2995 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2996 * doc/extend.texi (__builtin_va_arg_pack): Document.
2998 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3000 PR tree-optimization/21513
3001 * builtins.c (build_builtin_expect_predicate): New function.
3002 (fold_builtin_expect): Add argument for expected value.
3003 Distribute __builtin_expect over short-circuiting operations.
3004 Fold nested builtin_expects.
3005 (fold_builtin_2): Adjust call to fold_builtin_expect.
3007 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3010 PR tree-optimization/13756
3011 * doc/invoke.texi (Options That Control Optimization): Document
3014 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3016 * gcc/config/i386/cpuid.h: New file.
3017 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3018 (describe_cache): Shrink size and line strings to 100 bytes.
3019 (detect_caches_amd): Return "" for unsupported max_ext_level.
3020 Use __cpuid function.
3021 (detect_caches_intel): Return "" for unsupported max_level.
3022 Use __cpuid function.
3023 (host_detect_local_cpu): Change feature flag variables to
3024 unsigned int. Initialize only extended feature flag variables.
3025 Use __get_cpuid_max to determine max supported cpuid level.
3026 Use __cpuid function to determine supported features. Fix
3027 calculation of family id. Remove is_amd and check signature
3028 directly. Check for Geode signature. Handle family 4 id.
3029 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3030 cpu discovery code to lower part of the function.
3031 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3032 for sub-architecture.
3033 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3034 [PROCESSOR_K8]: Add k8-sse3 architecture.
3035 [PROCESSOR_NOCONA]: Remove.
3036 [PROCESSOR_GENERIC64]: Ditto.
3037 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3038 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3039 to check for SSE and FXSAVE support.
3040 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3041 Add -minline-all-stringops.
3042 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3043 (x86_64-*-*): Ditto.
3045 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3047 * config/bfin/linux-unwind.h: New file.
3048 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3049 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3051 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3053 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3054 * stmt.c: Include alloc-pool.h.
3055 (struct case_node): Remove GTY marker.
3056 (add_case_node): New parameter case_node_pool. Use it for
3058 (expand_case): New allocation pool case_node_pool. Initialize it,
3059 pass to add_case_node and free it.
3061 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3062 David Ung <davidu@mips.com>
3063 Nigel Stephens <nigel@mips.com>
3065 Add mips16/nomips16 function attributes and -mflip-mips16 option
3066 for testing mixed-mode compilation.
3068 * config/mips/mips.opt (mflip-mips16): New.
3070 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3071 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3073 * config/mips/mips.c (mips_base_target_flags): New.
3074 (mips_base_mips16): New.
3075 (mips_base_schedule_insns): New.
3076 (mips_base_reorder_blocks_and_partition): New.
3077 (mips_base_align_loops): New.
3078 (mips_base_align_jumps): New.
3079 (mips_base_align_functions): New.
3080 (mips16_flipper): New.
3081 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3082 (TARGET_SET_CURRENT_FUNCTION): Define.
3083 (mips_mips16_type_p, mips_nomips16_type_p): New.
3084 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3085 (mips_function_ok_for_sibcall): Make it deal with functions with
3087 (mips_init_split_addresses): New, split out from override_options.
3088 (mips_init_relocs): New, split out from override_options.
3089 (was_mips16_p): New.
3090 (mips_set_mips16_mode): New, split out from override_options.
3091 (mips_set_current_function): New.
3092 (override_options): Add sorry for unsupported mips16/pic
3093 combination. Remove error for mips16/dsp combination. Save
3094 base option settings.
3095 (mips_file_start): Move mips16 mode setting output from here....
3096 (mips_output_function_prologue): ....to here.
3097 (mips_output_mi_thunk): Check for mips16 function.
3098 (build_mips16_function_stub): Don't set .mips16 here.
3099 (build_mips16_call_stub): Likewise.
3100 (mips_expand_builtin): Error in mips16 mode.
3101 (mips_use_mips16_mode_p): New.
3102 (mips_encode_section_info): Check for mips16 function, and set
3103 SYMBOL_REF_FLAGS accordingly.
3105 * doc/extend.texi (Function Attributes): Document new
3106 mips16/nomips16 attributes.
3107 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3108 (MIPS Options): Document -mflip-mips16.
3110 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3112 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3113 if we encounter TLS address in MIPS16 mode.
3114 (mips_legitimize_const_move): Check cannot_force_const_mem for
3115 the (const (plus symbol offset)) case; this forces invalid TLS
3116 address in MIPS16 mode to be caught by the above call to sorry.
3117 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3118 because that now enables emutls, which is not ABI compatible
3119 with native TLS in non-MIPS16 mode.
3121 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3123 Add target hook invoked when cfun changes.
3125 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3126 * target.h (struct gcc_target): Add set_current_function.
3127 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3128 (TARGET_INITIALIZER): Add initializer for set_current_function.
3129 * tree.h (push_struct_function): New.
3130 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3132 (set_cfun): Declare.
3133 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3135 (push_function_context_to): Use allocate_struct_function
3136 to create null context, not init_dummy_function_start. Use set_cfun.
3137 (pop_function_context_from): Use set_cfun.
3138 (in_dummy_function): New.
3139 (invoke_set_current_function_hook): New.
3141 (push_cfun, pop_cfun): Use set_cfun.
3142 (push_struct_function): New.
3143 (allocate_struct_function): Call invoke_set_current_function_hook
3145 (prepare_function_start): Don't set cfun here. Remove unused
3146 argument; fix all callers.
3147 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3148 push_struct_function.
3149 (init_function_start): Set cfun here.
3150 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3151 * omp-low.c (create_omp_child_function): Use push_struct_function
3152 and pop_cfun to save/restore state.
3153 (expand_omp_parallel): Remove unused saved_cfun variable.
3154 * cgraphunit.c (ipa_passes): Use set_cfun.
3155 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3156 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3157 * matrix-reorg.c (transform_allocation_sites): Likewise.
3158 (matrix_reorg): Use set_cfun.
3159 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3160 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3161 assignment to cfun; use set_cfun for the other.
3162 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3163 (dump_function_to_file): Use push_cfun/pop_cfun here.
3164 * c-decl.c (finish_function): Use set_cfun.
3166 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3168 * regrename.c (rerename_optimize): Use deferred rescanning and
3169 insert explicit calls to rescan insns when changed.
3171 2007-09-05 Jan Hubicka <jh@suse.cz>
3173 * optabs.c (libfunc_entry): Change optab to integer.
3174 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3175 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3176 of pointers for hashing.
3178 2007-09-05 Jan Hubicka <jh@suse.cz>
3180 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3182 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3183 * see.c (pass_see): Likewise.
3184 * tracer.c (pass_tracer): Likewise.
3185 * postreload-gcse.c (pass_gcse2): Likewise.
3186 * postreload.c (pass_postreload_cse): Likewise.
3187 * mode-switching.c (pass_mode_switching): Likewise.
3188 * modulo-sched.c (pass_sms): Likewise.
3189 * cse.c (cse_insn): Likewise.
3190 * web.c (pass_web): Likweise.
3191 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3192 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3193 * loop-init.c (pass_rtl_loop_init): Likewise.
3194 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3195 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3196 * global.c (pass_global_alloc): Likewise.
3197 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3198 pass_if_after_reload): Likewise.
3199 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3200 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3201 * regmove.c (pass_regmove): Likewise.
3202 * function.c (pass_thread_prologugues_epilogues): Likewise.
3203 * gcse.c (pass_gcse): Likewise.
3204 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3205 * lower-subreg.c (pass_lower_subreg2): Likewise.
3206 * bt-load.c (pass_branch_target_load): Likewise.
3207 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3208 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3209 * combine.c (pass_combine): Likewise.
3210 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3211 (pass_partition_blocks): Likewise.
3212 * var-tracking.c (pass_variable_track): Likewise.
3213 * reg-stack.c (pass_stack_regs_run): Likewise.
3214 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3215 * passes.c (pass_postreload): Likewise.
3216 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3217 * tree-pass.h (TODO_verify_rtl_sharing): New.
3218 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3219 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3220 TODO_set_props, TODO_df_finish, TODO_df_verify,
3221 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3223 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3225 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3226 fold_real_zero_addition_p, reorder_operands_p,
3227 div_if_zero_remainder, fold_undefer_overflow_warnings,
3228 int_binop_types_match_p, fold_convert_const_int_from_int,
3229 fold_convert_const_int_from_real,
3230 fold_convert_const_int_from_fixed,
3231 fold_convert_const_real_from_real,
3232 fold_convert_const_real_from_fixed,
3233 fold_convert_const_fixed_from_fixed,
3234 fold_convert_const_fixed_from_int,
3235 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3236 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3237 debug_fold_checksum, multiple_of_p): Constify.
3238 * tree-flow-inline.h (get_lineno): Likewise.
3239 * tree-flow.h (get_lineno): Likewise.
3240 * tree-object-size.c (compute_object_offset, addr_object_size,
3241 alloc_object_size, pass_through_call): Likewise.
3242 * tree-pretty-print.c (op_symbol, print_call_name,
3243 print_struct_decl, do_niy): Likewise.
3244 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3245 debug_fold_checksum): Likewise.
3247 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3250 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3251 note, remove the associated REG_RETVAL note.
3253 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3255 * config.gcc (powerpc*-*-*): Install
3256 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3257 * config/rs6000/spu2vmx.h: New header.
3258 * config/rs6000/si2vmx.h: New header.
3259 * config/rs6000/vec_types.h: New header.
3261 2007-09-05 Ben Elliston <bje@au.ibm.com>
3263 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3265 2007-09-05 Ben Elliston <bje@au.ibm.com>
3267 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3269 (__stdcx): Make asm volatile.
3270 (__stwcx, __stdcx): Return only 0 or 1.
3272 2007-09-05 Jan Hubicka <jh@suse.cz>
3276 2007-09-04 Jan Hubicka <jh@suse.cz>
3277 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3279 2007-09-04 Richard Guenther <rguenther@suse.de>
3280 * tree-ssa-operands.c (add_virtual_operand): Only mark
3281 stores as has_volatile_ops if alias information is not available.
3283 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3285 * config/rs6000/tramp.asm: Include config.h.
3286 Check __PIC__ or __pic__ macro instead of SHARED.
3288 PR rtl-optimization/32300
3289 * see.c (see_copy_insn): New function.
3290 (see_def_extension_not_merged, see_merge_one_use_extension,
3291 see_merge_one_def_extension): Use it. Avoid changing
3292 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3293 into sequences. Call df_insn_delete on temporary insns
3294 that won't be emitted into the insn stream.
3295 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3296 and run df_process_deferred_rescans () before run_fast_dce.
3298 PR tree-optimization/33017
3299 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3300 recurse for pure or const function calls.
3302 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3304 * c-format.c: Include alloc-pool.h.
3305 (check_format_info_main): New argument fwt_alloc. Use allocation
3306 pool instead of GC. Remove GC deallocation code.
3307 (check_format_arg): Create allocation pool, pass it to
3308 check_format_info_main and free it afterwards.
3309 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3311 2007-09-05 Ben Elliston <bje@au.ibm.com>
3313 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3314 Rename count macro arugment for clarity.
3315 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3316 (__protected_stream_set): Likewise, pass 0.
3318 2007-09-04 Jan Hubicka <jh@suse.cz>
3320 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3322 2007-09-04 Jan Hubicka <jh@suse.cz>
3324 * invoke.texi (-finline-small-functions): Document.
3325 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3326 when deciding what is inlinable.
3327 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3328 (cgraph_decide_inlining_of_small_function): Handle new flags.
3329 (cgraph_decide_inlining_incrementally): Likewise.
3330 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3331 * common.opt (finline-small-functions): New.
3332 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3334 2007-09-04 Richard Guenther <rguenther@suse.de>
3336 * tree-ssa-operands.c (add_virtual_operand): Only mark
3337 stores as has_volatile_ops if alias information is not available.
3339 2007-09-04 Andrew Haley <aph@redhat.com>
3341 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3343 2007-09-04 Andrew Haley <aph@redhat.com>
3345 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3346 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3347 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3349 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3352 * common.opt: Mention ABI version 2 in comment.
3354 2007-09-04 Jan Hubicka <jh@suse.cz>
3356 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3357 (libfunc_entry): New structure.
3358 (libfunc_hash): New hashtable.
3359 (hash_libfunc): New function.
3360 (eq_libfunc): New function.
3361 (convert_optab_libfunc): New function.
3362 (optab_libfunc): New function.
3363 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3364 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3365 expand_float, expand_fix, new_optab, new_convert_optab):
3366 Update for new libfunc API.
3367 (init_libfunc, init_integral_libfuncs,
3368 init_floating_libfuncs, init_interclass_conv_libfuncs
3369 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3370 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3371 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3372 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3373 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3374 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3375 gen_extend_conv_libfunc): New.
3376 (init_one_libfunc): Revamp for hashtables.
3377 (set_conv_libfunc): Likewise.
3378 (init_optabs): Initialize hashtable; use lazy initialization where
3380 * optabs.h (optab_handlers): Move out of GGC.
3381 (optab, convert_optab): Move out of GGC; add lazy gen info.
3382 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3383 (optab_libfunc, convert_optab_libfunc): New.
3384 * builtins.c (expand_builtin_powi): Update for new API.
3385 * expr.c (convert_move): Likewise.
3386 * expmed.c (expand_divmod): Likewise.
3388 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3390 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3391 GOT pointer only if there is a constant pool. Use the allocated space
3394 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3396 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3399 2007-09-04 Revital Eres <eres@il.ibm.com>
3400 Richard Guenther <rguenther@suse.de>
3401 R. Clint Whaley <whaley@cs.utsa.edu>
3403 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3405 * tree-tailcall.c (process_assignment): Use -fassociative-math
3406 when reodering operands of floating-point type.
3407 * fold-const.c (fold_comparison, fold_binary): Use
3408 -fassociative-math and -freciprocal-math instead of
3409 -funsafe-math-optimization flag.
3410 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3411 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3412 -freciprocal-math instead of -funsafe-math-optimizations.
3413 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3414 -fassociative-math when -ffast-math is set.
3415 (set_unsafe_math_optimizations_flags): New Function
3416 to set -freciprocal-math and -fassociative-math when
3417 -funsafe-math-optimizations is set.
3418 (common_handle_option): Call it.
3419 * tree-vectorizer.c (vect_is_simple_reduction): Use
3420 -fassociative-math when doing reduction on floats.
3421 * loop-unroll.c (analyze_insn_to_expand_var): Use
3422 -fassociative-math when expanding an accumulator of type float.
3423 * simplify-rtx.c (simplify_binary_operation_1): Use
3424 -fassociative-math and -freciprocal-math when reordeing operands
3425 of floating-point type.
3426 * combine.c (combine_simplify_rtx): Likewise.
3427 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3429 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3431 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3434 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3436 2007-09-04 Jan Hubicka <jh@suse.cz>
3438 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3440 2007-09-04 Jan Hubicka <jh@suse.cz>
3442 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3443 and corresponding MATCH_DUP.
3445 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3448 * combine.c (subst): Do not try to simplify X if it represents load
3449 of FP constant from the constant pool via float extension.
3451 2007-09-04 Ben Elliston <bje@au.ibm.com>
3453 * c-opts.c: Include "tm_p.h".
3454 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3456 2007-09-04 Richard Guenther <rguenther@suse.de>
3458 PR tree-optimization/33291
3459 * tree-pretty-print.c (dump_generic_node): Dump all
3460 qualifiers for pointer types, not only first. Dump
3461 qualifiers for aggregate types as well.
3462 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3463 use the canonical type for building ARRAY_REFs.
3464 * gimplify.c (canonicalize_addr_expr): Clean up. The
3465 correct validness check is compatibility of the pointer
3466 types. Always use the canonical type for building
3467 ARRAY_REFs and ADDR_EXPRs.
3468 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3469 change that disabled propagation of ADDR_EXPRs into statements
3472 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3474 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3475 (umulsi3_highpart): Make into expanders; existing insns are
3476 now named *[insn]_nov6. Add stars to existing [insn]_v6
3477 counterparts' names.
3479 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3481 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3482 (unprotoize.o): Remove SHLIB_MULTILIB.
3484 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3486 * doc/extend.texi: Document progmem attribute for AVR.
3488 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3491 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3493 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3495 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3498 * optabs.c: Remove unnecessary forward declarations.
3499 (expand_unop_direct): New, broken out of expand_unop.
3500 (expand_doubleword_clz): New.
3501 (expand_ctz): Move above expand_ffs. Use
3502 start_sequence, end_sequence, add_equal_note, and
3503 expand_unop_direct. Add more commentary.
3504 (expand_ffs): Try both ctz optab and expand_ctz.
3505 Generate a test and branch if the hardware doesn't give us
3506 a useful value for input zero. Style improvements similar to
3509 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3511 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3513 * config.gcc: Delete stanza for arm-semi-aof and
3514 armel-semi-aof targets.
3515 * config/arm/arm-protos.h
3517 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3518 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3519 delete aof_pic_label and remove mention of AOF in comments.
3520 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3522 * config/arm/semiaof.h
3523 * config/arm/t-semi: Delete file.
3525 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3527 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3528 CONST_CAST_BB): New macros for type-specific casts.
3529 (CONST_CAST): Add a TYPE parameter and define it in terms of
3532 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3533 * c-lex.c (cb_ident, lex_string): Likewise,
3534 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3535 * config/i386/i386.c (ix86_function_regparm,
3536 ix86_function_sseregparm): Use CONST_CAST_TREE.
3537 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3539 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3540 give_switch, set_multilib_dir): Likewise,
3541 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3542 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3543 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3544 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3545 * prefix.c (update_path): Likewise,
3546 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3547 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3548 * tree-cfg.c (tree_can_merge_blocks_p,
3549 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3550 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3551 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3552 (attribute_list_contained): Use CONST_CAST_TREE.
3554 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3556 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3558 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3561 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3562 before forcing them into a register.
3564 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3566 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3567 rather than define_code_macro.
3569 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3571 * gcc.c (xputenv): New function.
3572 (putenv_from_prefixes): Use xputenv instead of putenv.
3573 (process_command): Use xputenv instead of putenv.
3574 (set_collect_gcc_options): Use xputenv instead of putenv.
3575 (main): Use xputenv instead of putenv.
3577 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3579 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3580 availability of swap instruction.
3581 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3583 2007-09-03 Revital Eres <eres@il.ibm.com>
3585 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3588 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3589 Ayal Zaks <zaks@il.ibm.com>
3590 Revital Eres <eres@il.ibm.com>
3592 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3593 compute_split_row): New functions.
3594 (ps_unschedule_node): Remove.
3595 (normalize_sched_times): Iterate over the already scheduled
3596 insns instead of the number of nodes.
3597 (MAX_SPLIT_NUM): New definition.
3598 (sms_schedule_by_order): Change the scheduling heuristic to
3599 avoid useless increases of initiation interval ii.
3600 (get_sched_window): Add dump printouts.
3602 2007-09-02 David Daney <ddaney@avtrex.com>
3604 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3605 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3606 (optab, insn): Add more attributes.
3607 (fetchop_bit): New code macro.
3608 (immediate_insn): New code macro attribute.
3609 (sync): Change condition to ISA_HAS_SYNC.
3610 (rdhwr): Change predicate for operand 0 to register_operand.
3611 (memory_barrier): New expand.
3612 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3613 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3614 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3615 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3616 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3617 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3618 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3619 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3620 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3622 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3623 Hans-Peter Nilsson <hp@axis.com>
3625 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3626 Defined to describe availability and behavior of CLZ.
3627 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3628 * config/cris/cris.opt: Tweak comment for "-metrax4".
3629 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3630 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3631 (count_leading_zeros): Define.
3633 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3635 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3637 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3640 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3643 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3645 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3646 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3647 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3648 sched-deps.c, sched-int.h, system.h, target.h,
3649 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3650 tree.def: Fix comment typos.
3652 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3654 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3655 (override_options): Turn on -mstrict-align on non-ColdFire
3657 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3659 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3661 * c-common.c (const_strip_array_types): Delete.
3662 * c-common.h (const_strip_array_types): Likewise.
3663 * emit-rtl.c (const_next_insn, const_previous_insn,
3664 const_next_nonnote_insn, const_prev_nonnote_insn,
3665 const_next_real_insn, const_prev_real_insn,
3666 const_next_active_insn, const_prev_active_insn, const_next_label,
3667 const_prev_label): Delete.
3668 * gimple-low.c (block_may_fallthru): Use expr_last.
3669 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3670 * rtl.h (const_previous_insn, const_next_insn,
3671 const_prev_nonnote_insn, const_next_nonnote_insn,
3672 const_prev_real_insn, const_next_real_insn,
3673 const_prev_active_insn, const_next_active_insn, const_prev_label,
3674 const_next_label): Delete.
3675 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3676 * system.h (CONST_CAST): Update comment.
3677 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3678 (const_first_stmt, const_last_stmt): Delete.
3679 (tree_block_ends_with_condjump_p): Use last_stmt.
3680 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3681 * tree-iterator.c (const_expr_first, const_expr_last,
3682 const_expr_only): Delete.
3683 * tree.c (const_lookup_attribute): Likewise.
3684 (attribute_list_contained): Use lookup_attribute.
3685 * tree.h (const_lookup_attribute, const_expr_first,
3686 const_expr_last, const_expr_only): Delete.
3688 2007-09-01 Richard Guenther <rguenther@suse.de>
3690 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3691 instead of TREE_THIS_VOLATILE.
3692 * tree-ssa-operands.c (add_virtual_operand): Do not set
3693 has_volatile_ops. Do not check s_ann for NULL.
3694 (get_indirect_ref_operands): Likewise.
3695 (get_expr_operands): Likewise. For all reference trees
3696 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3697 check base of reference for TREE_THIS_VOLATILE.
3699 2007-09-01 Richard Guenther <rguenther@suse.de>
3701 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3702 between integral types. Also allow conversions between
3705 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3707 * optabs.c (prepare_float_lib_cmp): Use
3708 libgcc_cmp_return_mode instead of word_mode.
3709 * config/dfp-bit.h: Likewise.
3710 * config/fp-bit.h: Likewise.
3711 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3713 (spu_libgcc_shift_count_mode): New function.
3714 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3715 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3717 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3719 * tree-pretty-print.c: Include output.h.
3720 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3721 HOST_WIDE_INT_PRINT_DEC.
3722 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3724 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3726 PR rtl-optimization/33224
3727 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3728 to the analysed region.
3730 2007-08-31 Richard Guenther <rguenther@suse.de>
3732 * function.c (allocate_struct_function): Do not set
3733 current_function_returns_pointer.
3734 * function.h (struct var_refs_queue): Remove.
3735 (struct simple_obstack_stack): Likewise.
3736 (struct function): Remove fixup_var_refs_queue member.
3737 Remove returns_pointer flag.
3738 (current_function_returns_pointer): Remove define.
3740 2007-08-31 Nick Clifton <nickc@redhat.com>
3742 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3743 secondary keys in order to obtain a stable sort.
3745 2007-08-31 Nick Clifton <nickc@redhat.com>
3748 * config/m32r/constraints.md: Add W constraint for integer zero.
3749 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3750 Fix length calculation by using alternatives.
3752 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3754 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3755 split out from expand_binop.
3756 (avoid_expensive_constant): New function.
3757 (expand_binop_directly): Remove commutative_op argument and
3758 (expand_binop_directly): Remove commutative_op argument and
3759 call cummutative_optab_p instead. Do not change op0 or op1
3760 when swapping xop0 and xop1. Apply avoid_expensive_constant
3761 to each argument after potential swapping. Enforce the
3762 canonical order of commutative operands.
3763 (expand_binop): Use shift_optab_p and commutative_optab_p.
3764 Update the calls to expand_binop_directly. Only force constants
3765 into registers when widening an operation. Only swap operands
3766 once a direct expansion has been rejected.
3767 (expand_twoval_binop): Only force constants into registers when
3768 using a direct expansion.
3770 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3772 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3773 (sched_analyze_insn): Don't postprocess speculative dependencies when
3774 target has no scheduling.
3775 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3776 'uninitialized' warning.
3778 2007-08-31 Richard Guenther <rguenther@suse.de>
3780 * tree.c (build_complex_type): Always set TYPE_NAME for
3783 2007-08-31 Olivier Hainque <hainque@adacore.com>
3785 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3786 internal macro. Default alignment factor for csect directives, chosen
3787 to match what BIGGEST_ALIGNMENT allows.
3788 (DATA_SECTION_ASM_OP): Use it.
3789 * config/rs6000/rs6000.c
3790 (rs6000_xcoff_output_readonly_section_asm_op):
3791 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3792 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3794 2007-08-31 Olivier Hainque <hainque@adacore.com>
3796 * dbxout.c (dbxout_block): Move declaration within the first
3797 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3798 block to include the definition, together with the associated
3801 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3802 Revital Eres <eres@il.ibm.com>
3804 * doc/invoke.texi (-mpaired): Document flag.
3805 * config.gcc: Include paired.h in powerpc extra_headers and
3806 750cl.h in powerpc-*-linux*paired*.
3807 * config/rs6000/rs6000.opt (-mpaired): New flag.
3808 * config/rs6000/rs6000.c (paired_init_builtins,
3809 paired_expand_builtin, paired_expand_lv_builtin,
3810 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3811 New functions to support the paired single builtin functions.
3812 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3813 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3815 (bdesc_paired_preds): New structure for paired predicate
3817 (rs6000_expand_builtin): Expand paired single builtins.
3818 (rs6000_init_builtins): Init paired single builtins.
3819 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3820 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3821 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3822 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3823 (rs6000_vector_mode_supported_p): Support paired vector mode.
3824 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3825 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3827 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3828 (DATA_ALIGNMENT): Likewise.
3829 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3830 (rs6000_builtins): Add PAIRED builtins.
3831 * config/rs6000/rs6000.md: Include paired.md.
3832 * config/rs6000/paired.h: New.
3833 * config/rs6000/paired.md: New.
3834 * config/rs6000/750cl.h: New.
3835 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3837 2007-08-30 Ollie Wild <aaw@google.com>
3839 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3840 * gcc.c (default_compilers): Add -fno-directives-only to
3841 @assembler-with-cpp.
3843 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3847 * regclass.c (initial_fixed_regs): Revert previous change and make
3849 (initial_call_used_regs): Likewise.
3850 (initial_call_really_used_regs): Delete, reverting previous addition.
3851 (initial_reg_names): Likewise.
3852 (init_reg_sets): Revert previous change.
3853 (saved_fixed_regs): New.
3854 (saved_call_used_regs): New.
3855 (saved_call_really_used_regs): New.
3856 (saved_reg_names): New.
3857 (save_register_info): New.
3858 (restore_register_info): New.
3859 (init_reg_sets_1): Replace reset of register info with call to
3860 restore_register_info.
3861 * rtl.h (save_register_info): Declare.
3862 * toplev.c (backend_init): Call save_register_info.
3864 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3866 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3867 from the original statement.
3869 2007-08-30 Chao-ying Fu <fu@mips.com>
3871 * c-lex.c (interpret_fixed): Declare.
3872 (interpret_float): Process _Fract and _Accum.
3873 (interpret_fixed): New function.
3874 * final.c (output_addr_const): Process CONST_FIXED.
3875 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3876 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3878 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3880 (simplify_immed_subreg): Support CONST_FIXED.
3881 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3882 (simplify_subreg): Support CONST_FIXED.
3884 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3886 * config/rs6000/ppu_intrinsics.h: New file.
3887 * config.gcc (powerpc*-*-* <extra_headers>): Install
3890 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3892 * cfg.c (dump_flow_info): Change to also print entry and exit
3894 * print-rtl.c (print_rtl_single): Allow to print rtl with
3897 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3899 * df-core.h (df_dump_region): New function.
3900 * df.h (df_dump_region): New function.
3901 * loop-invariant.c (find_defs): Add call to df_dump_region.
3902 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3905 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3908 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3909 true if any of the compare_section_name calls returned true,
3910 rather than if any returned false.
3912 2007-08-30 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/33199
3915 * tree-ssa-structalias.c (handle_lhs_call): New function.
3916 (find_func_aliases): In non-IPA mode make sure that for
3917 calls that return a pointer we add a constraint for the
3918 result to point to anything.
3920 2007-08-30 Richard Guenther <rguenther@suse.de>
3922 * doc/invoke.texi (-mveclibabi): Document new target option.
3923 * config/i386/i386.opt (-mveclibabi): New target option.
3924 * config/i386/i386.c (ix86_veclib_handler): Handler for
3925 vectorization library support.
3926 (override_options): Handle the -mveclibabi option, initialize
3927 the vectorization library handler.
3928 (ix86_builtin_vectorized_function): As fallback call the
3929 vectorization library handler, if set.
3930 (ix86_veclibabi_acml): New static function for ACML ABI style
3931 vectorization support.
3933 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3935 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3936 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3937 SImode and update m. Don't run gen_lowpart_common on arbitrary
3938 memory address, force it to register first.
3941 * dce.c (dce_process_block): Don't delete setters of
3942 artificially used registers.
3944 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3946 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3947 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3948 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3950 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3952 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3954 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3955 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3957 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * system.h: Activate -Wcast-qual as warning-only.
3961 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3964 * config/rs6000/rs6000.c (compare_section_name): New function.
3965 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3968 2007-08-29 Olivier Hainque <hainque@adacore.com>
3970 * xcoffout.c: #include debug.h.
3971 * Makefile.in (xcoffout.o): Add debug.h dependency.
3973 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3975 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3976 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3978 2007-08-29 Richard Guenther <rguenther@suse.de>
3980 * tree-pretty-print.c (dump_generic_node): Print
3981 label DECL_UID as D.%u.
3982 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3984 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3986 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3987 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3989 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3992 * tree.c (build_type_attribute_qual_variant): Set canonical types
3993 on the final, unqualified attribute variant before building the
3996 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3998 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3999 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4001 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4004 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4005 * config/bfin/bfin.md (composev2hi): Put operands into vector
4008 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4010 * config/bfin/bfin.md (composev2hi): Put operands into vector
4013 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4015 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4016 attribute when appropriate.
4017 (bfin_handle_l1_text_attribute): New.
4018 (bfin_handle_l1_data_attribute): New.
4019 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4020 l1_data_A and l1_data_B.
4021 * doc/extend.texi (node Function Attributes): Document l1_text
4023 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4024 l1_data_A and l1_data_B variable attributes.
4026 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4028 * config/bfin/bfin.opt (minline-plt): Add.
4029 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4030 call to global functions.
4031 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4032 (Blackfin Options): Document -minline-plt.
4034 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4036 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4037 given a non-function.
4038 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4040 2007-08-28 DJ Delorie <dj@redhat.com>
4042 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4044 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4048 2007-08-28 Richard Guenther <rguenther@suse.de>
4050 * tree.h (struct tree_function_decl): Increase size of
4051 function_code bitfield.
4053 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4054 Kazu Hirata <kazu@codesourcery.com>
4056 * gcc/config/m68k/linux.h
4057 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4058 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4059 (m68k_return_in_memory): New.
4060 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4063 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4066 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4067 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4068 operand) when top VEC_SELECT extracts scalar element.
4069 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4070 (*vec_extract_v4sf_mem): Ditto.
4072 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4075 * passes.c (init_optimization_passes): Move pass_df_finish
4076 after pass_postreload sublist.
4078 PR rtl-optimization/33148
4079 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4080 (neg (lt X 0)) if X has scalar int mode.
4083 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4084 initializer, use build_vector_from_ctor if possible to create
4085 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4086 even after this, return NULL.
4088 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4090 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4092 2007-08-28 Richard Guenther <rguenther@suse.de>
4094 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4095 (struct tree_function_decl): Make function_code a bitfield.
4096 Add disregard_inline_limits flag.
4097 * cgraphunit.c (cgraph_process_new_functions): Check
4098 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4099 (cgraph_preserve_function_body_p): Likewise.
4100 * ipa-inline.c (compute_inline_parameters): Likewise.
4101 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4102 for GNU C extern inline functions.
4103 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4104 * tree-inline.c (disregard_inline_limits_p): Remove.
4105 * tree-inline.h (disregard_inline_limits_p): Likewise.
4106 * c-common.c (handle_always_inline_attribute): Set
4107 DECL_DISREGARD_INLINE_LIMITS.
4108 * langhooks.c (add_builtin_function): Verify the function code
4109 fits in the bitfield.
4111 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4112 Vladimir Yanovsky <yanov@il.ibm.com>
4113 Revital Eres <eres@il.ibm.com>
4114 Andrey Belevantsev <abel@ispras.ru>
4116 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4118 * modulo-sched.c: Add documentation regarding do-loop.
4119 (doloop_register_get): Change number of arguments to support
4120 the new do-loop pattern and check whether COUNT_REG has no other
4121 occurences in the loop besides in the control part.
4122 (duplicate_insns_of_cycles): Do not duplicate the insn which
4123 changes count_reg as it is already adjusted.
4124 (generate_prolog_epilog): New argument to support the new
4125 do-loop pattern. Change the subtract instruction to use
4126 expand_simple_binop. Call duplicate_insns_of_cycles with new
4128 (sms_schedule): Call doloop_register_get and
4129 generate_prolog_epilog with new argument. Do not handle loops
4130 with single sets insns with subreg in their lhs.
4131 * loop-doloop.c (doloop_optimize): Support for another do-loop
4133 (doloop_condition_get): Gets an instruction instead of a pattern
4134 and change the return condition when the do-loop pattern is
4136 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4137 deps when considering to not create edges.
4139 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4141 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4144 2007-08-27 Jason Merrill <jason@redhat.com>
4147 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4148 zero-sized types after calling gimplify_modify_expr_rhs.
4150 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4152 * regclass.c (init_reg_autoinc): Fix typo.
4154 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4156 Fix PR tree-optimization/33173
4157 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4159 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4162 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4163 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4166 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4167 David Ung <davidu@mips.com>
4168 Nigel Stephens <nigel@mips.com>
4170 Separate target-specific initialization from general
4171 back-end initialization.
4173 * toplev.c (init_alignments): New, split out from...
4174 (process_options): ...here.
4175 (backend_init_target): New, split out from...
4176 (backend_init): ...here.
4177 (lang_dependent_init_target): New, split out from...
4178 (lang_dependent_init): ...here.
4179 (target_reinit): New.
4180 * toplev.h (target_reinit): Declare.
4181 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4182 now can be called more than once. Update comments.
4183 * expr.h (init_expr_target): Likewise.
4184 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4185 now can be called more than once. Explicitly zero
4186 static_reg_base_value.
4187 * emit-rtl.c (init_emit_regs): New, split out from...
4188 (init_emit_once): Here.
4189 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4190 non-const, so that changes from command-line arguments can overwrite
4191 values provided by the static initializers.
4192 (initial_call_really_used_regs): New, used similarly to the above.
4193 (initial_reg_names): Likewise.
4194 (last_mode_for_init_move_cost): Promoted function-local static to
4195 file-scope static to make it accessible outside init_move_cost.
4196 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4197 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4198 reg_names since it is needed for parsing command-line options.
4199 (init_move_cost): Use last_mode_for_init_move_cost instead of
4200 function-local static.
4201 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4202 call_really_used_regs now. Reinitialize reg_names. Also
4203 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4204 reg_class_superunion. Clear losing_caller_save_reg_set.
4205 Preserve global registers if called more than once. Reset
4206 move cost, may_move_in_cost, may_move_out_cost, and
4207 last_mode_for_init_move_cost.
4208 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4209 can now be invoked more than once. Update comments.
4210 (init_regs): Update comments.
4211 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4212 and initial_call_really_used_regs, instead of the non-initial
4213 variables. This allows us to save the command-line register settings
4214 after target reinitialization.
4215 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4216 * rtl.h (init_emit_regs): Declare.
4217 (init_reg_modes_target, init_alias_target): Renamed as described
4219 * reload1.c (init_reload): Update comments.
4220 * optabs.c (init_optabs): Likewise.
4221 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4223 2007-08-26 Chao-ying Fu <fu@mips.com>
4225 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4228 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4232 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4234 * bb-reorder.c (copy_bb_p): Likewise.
4235 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4236 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4237 block_ends_with_condjump_p): Likewise.
4238 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4239 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4240 block_ends_with_condjump_p): Likewise.
4241 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4242 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4243 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4244 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4245 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4246 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4247 debug_true_const_tree instad of debug_true_tree.
4248 * debug.c (do_nothing_debug_hooks): Likewise.
4249 * debug.h (ignore_block, debug_true_const_tree): Constify.
4250 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4251 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4252 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4253 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4254 dbx_reg_number, is_based_loc, field_type,
4255 simple_type_align_in_bits, simple_decl_align_in_bits,
4256 simple_type_size_in_bits, field_byte_offset, insert_float,
4257 type_tag, member_declared_type, is_redundant_typedef,
4258 secname_for_decl, is_inlined_entry_point): Likewise.
4259 * emit-rtl.c (const_next_insn, const_previous_insn,
4260 const_next_nonnote_insn, const_prev_nonnote_insn,
4261 const_next_real_insn, const_prev_real_insn,
4262 const_next_active_insn, const_prev_active_insn, const_next_label,
4263 const_prev_label): Likewise.
4264 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4266 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4267 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4268 sched_insn_is_legitimate_for_speculation_p): Likewise.
4269 * jump.c (reversed_comparison_code_parts,
4270 reversed_comparison_code, reversed_comparison, condjump_label):
4272 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4273 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4275 * rtl.h (const_previous_insn, const_next_insn,
4276 const_prev_nonnote_insn, const_next_nonnote_insn,
4277 const_prev_real_insn, const_next_real_insn,
4278 const_prev_active_insn, const_next_active_insn, const_prev_label,
4279 const_next_label, modified_between_p, modified_in_p,
4280 const_note_storeskeep_with_call_p, condjump_label,
4281 reversed_comparison, reversed_comparison_code,
4282 reversed_comparison_code_parts, memory_modified_in_insn_p,
4283 stack_regs_mentioned): Likewise.
4284 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4285 keep_with_call_p): Likewise.
4286 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4287 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4288 sd_lists_size, sd_lists_empty_p): Likewise.
4289 * sched-int.h (sched_insns_conditions_mutex_p,
4290 haifa_classify_insn, no_real_insns_p,
4291 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4292 sd_lists_size, sd_lists_empty_p): Likewise.
4293 * sdbout.c (sdb_debug_hooks): Likewise.
4294 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4295 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4296 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4298 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4299 tree_can_throw_internal): Likewise.
4300 * tree-flow-inline.h (phi_nodes): Likewise.
4301 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4302 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4303 * tree-gimple.c (const_get_call_expr_in): Likewise.
4304 * tree-gimple.h (const_get_call_expr_in): Likewise.
4305 * tree.c (const_lookup_attribute, attribute_list_equal,
4306 attribute_list_contained): Likewise.
4307 * tree.h (attribute_list_equal, attribute_list_contained,
4308 const_lookup_attribute): Likewise.
4309 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4311 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4313 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4314 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4316 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4319 * config/alpha/constraints.md: Delete "svn:mime-type" property
4320 with svn propdel "svn:mime-type".
4322 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4325 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4326 non NOTE insn doesn't cross basic block.
4327 (noce_try_abs): Likewise.
4328 (noce_process_if_block): Likewise.
4330 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4333 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4334 operand without auto-inc-dec.
4335 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4336 offsettable_mem_operand.
4337 (floatunssidf2_internal): Same.
4338 (fix_truncdfsi2_internal): Same.
4339 (floatsidf_ppc64): Same.
4340 (floatunssidf_ppc64): Same.
4341 (fix_trunctfsi2_internal): Same.
4343 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4346 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4347 pass defines needed for version.c.
4349 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4351 * configure.ac (--debug-prefix-map check): Change assembler
4352 version presumed to have feature to 2.18.
4353 * configure: Regenerate.
4355 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * c-common.c (vector_types_convertible_p,
4358 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4359 self_promoting_args_p): Constify.
4360 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4361 c_promoting_integer_type_p, self_promoting_args_p,
4362 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4363 * c-decl.c (anon_aggr_type_p): Likewise.
4364 * * c-dump.c (dump_stmt): Likewise.
4365 * c-objc-common.c (has_c_linkage): Likewise.
4366 * c-tree.h (same_translation_unit_p): Likewise.
4367 * c-typeck.c (null_pointer_constant_p,
4368 tagged_types_tu_compatible_p, function_types_compatible_p,
4369 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4370 comptypes_internal, struct tagged_tu_seen_cache,
4371 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4372 c_size_in_bytes): Likewise.
4373 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4374 hash_ptr, eq_ptr): Likewise.
4375 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4376 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4377 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4378 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4380 * optabs.c (optab_for_tree_code): Likewise.
4381 * optabs.h (optab_for_tree_code): Likewise.
4382 * rtl.h (simplify_rtx): Likewise.
4383 * simplify-rtx.c (simplify_rtx): Likewise.
4384 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4385 dump_flag, dump_node): Likewise.
4386 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4387 queue_and_dump_type, dump_flag): Likewise.
4388 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4389 * tree-pass.h (dump_node): Likewise.
4390 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4391 supportable_narrowing_operation): Likewise.
4392 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4393 supportable_narrowing_operation): Likewise.
4394 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4395 is_negative_overflow_infinity, is_positive_overflow_infinity,
4396 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4397 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4398 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4399 ssa_name_nonzero_p, fp_predicate): Likewise.
4400 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4401 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4402 ssa_name_nonnegative_p): Likewise.
4404 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4406 * config.gcc : Add x86_64-elf target.
4408 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4410 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4412 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4413 Nigel Stephens <nigel@mips.com>
4417 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4418 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4419 * expr.c (SET_BY_PIECES_P): Define.
4420 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4421 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4422 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4424 * expr.h (SET_RATIO): Define.
4425 (can_store_by_pieces, store_by_pieces): Update prototypes.
4426 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4427 can_store_by_pieces/store_by_pieces.
4428 (expand_builtin_memcpy_args): Likewise.
4429 (expand_builtin_strncpy): Likewise.
4430 (expand_builtin_memset_args): Likewise. Also remove special case
4431 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4432 decide what to do instead.
4433 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4434 to can_store_by_pieces.
4436 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4437 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4439 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4440 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4441 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4442 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4443 (STORE_BY_PIECES_P): Define.
4445 2007-08-24 Tom Tromey <tromey@redhat.com>
4447 * varpool.c (varpool_last_needed_node): Fix comment typo.
4448 * c-decl.c (duplicate_decls): Fix comment typo.
4449 (clone_underlying_type): Update comment.
4451 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4453 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4454 alpha_in_small_data_p, alpha_split_complex_arg,
4455 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4457 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4458 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4460 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4461 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4462 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4463 * config/darwin.c (darwin_binds_local_p): Likewise.
4464 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4466 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4467 i386_pe_valid_dllimport_attribute_p): Likewise.
4468 * config/i386/i386.c (ix86_function_regparm,
4469 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4470 x86_can_output_mi_thunk, ix86_mangle_type,
4471 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4472 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4473 i386_pe_binds_local_p): Likewise.
4474 * config/ia64/ia64.c
4475 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4476 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4477 ia64_invalid_conversion, ia64_invalid_unary_op,
4478 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4480 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4481 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4482 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4483 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4484 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4485 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4486 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4487 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4488 * config/pa/pa.c (pa_commutative_p): Likewise.
4489 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4491 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4492 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4493 rs6000_use_blocks_for_constant_p,
4494 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4495 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4496 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4497 * config/s390/s390.c (s390_mangle_type,
4498 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4500 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4501 th_in_small_data_p): Likewise.
4502 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4503 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4505 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4506 sparc_mangle_type): Likewise.
4507 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4508 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4509 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4511 * hooks.c (hook_bool_mode_const_rtx_false,
4512 hook_bool_mode_const_rtx_true,
4513 hook_bool_const_tree_hwi_hwi_const_tree_false,
4514 hook_bool_const_tree_hwi_hwi_const_tree_true,
4515 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4516 hook_constcharptr_const_tree_null,
4517 hook_constcharptr_const_rtx_null,
4518 hook_constcharptr_const_tree_const_tree_null,
4519 hook_constcharptr_int_const_tree_null,
4520 hook_constcharptr_int_const_tree_const_tree_null): New.
4521 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4522 hook_bool_tree_hwi_hwi_tree_false,
4523 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4524 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4525 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4526 hook_constcharptr_int_tree_null,
4527 hook_constcharptr_int_tree_tree_null): Delete.
4528 (default_can_output_mi_thunk_no_vcall): Constify.
4529 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4530 hook_bool_tree_hwi_hwi_tree_false,
4531 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4532 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4533 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4534 hook_constcharptr_int_tree_null,
4535 hook_constcharptr_int_tree_tree_null): Delete.
4536 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4537 hook_bool_const_tree_hwi_hwi_const_tree_false,
4538 hook_bool_const_tree_hwi_hwi_const_tree_true,
4539 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4540 hook_constcharptr_const_tree_null,
4541 hook_constcharptr_const_rtx_null,
4542 hook_constcharptr_const_tree_const_tree_null,
4543 hook_constcharptr_int_const_tree_null,
4544 hook_constcharptr_int_const_tree_const_tree_null): New.
4545 (default_can_output_mi_thunk_no_vcall): Constify.
4546 * integrate.c (function_attribute_inlinable_p): Likewise.
4547 * integrate.h (function_attribute_inlinable_p): Likewise.
4548 * jump.c (rtx_renumbered_equal_p): Likewise.
4549 * output.h (decl_readonly_section, categorize_decl_for_section,
4550 default_use_anchors_for_symbol_p, default_binds_local_p,
4551 default_binds_local_p_1): Likewise.
4552 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4554 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4555 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4556 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4557 TARGET_COMP_TYPE_ATTRIBUTES,
4558 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4559 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4560 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4561 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4562 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4563 * target.h (can_output_mi_thunk, needs_block_p,
4564 first_cycle_multipass_dfa_lookahead_guard_spec,
4565 vector_alignment_reachable, comp_type_attributes,
4566 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4567 commutative_p, use_blocks_for_constant_p,
4568 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4569 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4570 invalid_within_doloop, valid_dllimport_attribute_p,
4571 split_complex_arg, invalid_arg_for_unprototyped_fn,
4572 invalid_conversion, invalid_unary_op, invalid_binary_op):
4574 * targhooks.c (default_invalid_within_doloop,
4575 hook_invalid_arg_for_unprototyped_fn,
4576 default_builtin_vector_alignment_reachable): Likewise.
4577 (hook_bool_rtx_commutative_p): Delete.
4578 (hook_bool_const_rtx_commutative_p): New.
4579 * targhooks.h (default_invalid_within_doloop,
4580 default_builtin_vector_alignment_reachable,
4581 hook_invalid_arg_for_unprototyped_fn): Constify.
4582 (hook_bool_rtx_commutative_p): Delete.
4583 (hook_bool_const_rtx_commutative_p): New.
4584 * varasm.c (bss_initializer_p, decl_default_tls_model,
4585 categorize_decl_for_section, decl_readonly_section,
4586 default_use_anchors_for_symbol_p, default_binds_local_p,
4587 default_binds_local_p_1): Constify.
4589 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4591 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4592 __NO_BUILTIN if -fno-builtin.
4594 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4596 * config/bfin/bfin.c (print_operand): Report error instead of
4597 ICE for wrong operand.
4599 2007-08-24 Michael Matz <matz@suse.de>
4601 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4603 2007-08-24 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa.c (useless_type_conversion_p): Split into a
4607 recursive and a non-recursive part.
4608 (useless_type_conversion_p_1): New function.
4609 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4610 from maybe_fold_offset_to_reference is trivially convertible
4611 to the desired type before doing the simplification.
4613 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4615 * expr.c (store_expr): Optimize initialization of an array
4617 * expr.h (builtin_strncpy_read_str): New prototype.
4618 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4621 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4624 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4625 field when initializing if_info structure.
4627 2007-08-24 Richard Guenther <rguenther@suse.de>
4629 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4631 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4632 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4633 * tree-inline.c (inlinable_function_p): Fold in common parts of
4634 the cannot_inline_tree_fn langhook.
4635 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4636 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4637 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4638 cannot_inline_tree_fn langhook.
4639 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4640 cannot_inline_tree_fn member.
4642 2007-08-24 Richard Guenther <rguenther@suse.de>
4644 * expr.c (get_inner_reference): Do computation of bitoffset
4645 from offset in a way we can detect overflow reliably.
4647 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4649 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4651 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4653 * config/bfin/bfin.opt (mfast-fp): Add.
4654 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4655 libbffastfp override libgcc if -mfast-fp.
4656 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4657 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4658 (Blackfin Options): Document -mfast-fp.
4660 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4662 PR tree-optimization/32573
4664 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4665 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4666 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4667 (build_classic_dist_vector): Return false rather than true if
4668 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4669 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4670 returned false. Don't call save_dist_v before calling
4671 build_classic_dist_vector_1.
4672 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4673 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4674 DDR_DIR_VECTS vectors.
4676 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4678 * configure.ac (leb128): Modify sed statement to work with any
4679 binutils version string.
4680 * configure: Regenerate
4682 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4684 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4685 Wrap in RTX_CODE macro guard.
4686 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4687 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4688 arm_mark_dllimport, arm_pe_encode_section_info,
4689 arm_pe_unique_section): Use ISO-C function declarations.
4690 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4691 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4692 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4694 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4695 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4697 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4699 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4700 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4701 (register_move_cost): Use ISO-C function declarations.
4702 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4703 * config/score/score-protos.h (score_declare_object): Add
4705 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4707 * final.c (profile_function): Avoid empty if-bodies.
4710 * calls.c (must_pass_in_stack_var_size,
4711 must_pass_in_stack_var_size_or_pad): Constify.
4712 * config/alpha/alpha-protos.h (function_value): Likewise.
4713 * config/alpha/alpha.c (alpha_return_in_memory,
4714 alpha_pass_by_reference, function_value,
4715 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4716 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4718 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4719 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4720 TARGET_PROMOTE_PROTOTYPES): Likewise.
4721 * config/arm/arm-protos.h (arm_return_in_memory,
4722 arm_pad_arg_upward, arm_function_value): Likewise.
4723 * config/arm/arm.c (arm_pass_by_reference,
4724 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4725 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4726 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4728 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4729 * config/avr/avr-protos.h (avr_function_value): Likewise.
4730 * config/avr/avr.c (avr_return_in_memory,
4731 gas_output_limited_string, gas_output_ascii, avr_function_value,
4732 avr_return_in_memory): Likewise.
4733 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4734 * config/bfin/bfin.c (bfin_pass_by_reference,
4735 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4736 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4738 * config/cris/cris.c (cris_pass_by_reference,
4739 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4740 * config/crx/crx.c (crx_return_in_memory): Likewise.
4741 * config/darwin.c (function_base, machopic_function_base_name):
4743 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4744 TARGET_PROMOTE_PROTOTYPES): Likewise.
4745 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4746 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4747 * config/i386/i386-protos.h (ix86_return_in_memory,
4748 ix86_sol10_return_in_memory): Likewise.
4749 * config/i386/i386.c (ix86_function_value,
4750 ix86_function_sseregparm, ix86_must_pass_in_stack,
4751 type_natural_mode, classify_argument, examine_argument,
4752 construct_container, ix86_pass_by_reference, function_value_32,
4753 function_value_64, ix86_function_value_1, return_in_memory_32,
4754 return_in_memory_64, return_in_memory_ms_64,
4755 ix86_return_in_memory, ix86_sol10_return_in_memory,
4756 TARGET_PROMOTE_PROTOTYPES): Likewise.
4757 * config/ia64/ia64-protos.h (ia64_function_value,
4758 ia64_hpux_function_arg_padding): Likewise.
4759 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4760 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4761 ia64_hpux_function_arg_padding): Likewise.
4762 * config/iq2000/iq2000-protos.h (function_arg,
4763 iq2000_function_value): Likewise.
4764 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4765 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4766 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4767 function_arg, iq2000_function_value): Likewise.
4768 * config/m32c/m32c-protos.h (m32c_function_value,
4769 m32c_promote_function_return): Likewise.
4770 * config/m32c/m32c.c (m32c_pass_by_reference,
4771 m32c_promote_prototypes, m32c_promote_function_return,
4772 m32c_function_value): Likewise.
4773 * config/m32r/m32r.c (m32r_return_in_memory,
4774 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4775 m32r_in_small_data_p): Likewise.
4776 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4778 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4779 m68hc11_function_arg_padding): Likewise.
4780 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4781 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4782 m68k_function_value): Likewise.
4783 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4784 mcore_function_value): Likewise.
4785 * config/mcore/mcore.c (handle_structs_in_regs,
4786 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4787 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4788 mcore_num_arg_regs, mcore_function_value): Likewise.
4789 * config/mips/mips-protos.h (mips_pad_arg_upward,
4790 mips_function_value): Likewise.
4791 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4792 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4793 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4794 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4795 mips_function_value): Likewise.
4796 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4798 * config/mmix/mmix.c (mmix_pass_by_reference,
4799 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4800 mmix_encode_section_info): Likewise.
4801 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4803 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4804 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4805 mn10300_function_value): Likewise.
4806 * config/mt/mt-protos.h (mt_function_value): Likewise.
4807 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4808 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4809 * config/pa/pa-protos.h (function_arg_padding, function_value,
4810 pa_return_in_memory): Likewise.
4811 * config/pa/pa.c (pa_pass_by_reference,
4812 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4813 function_arg_padding, function_value, pa_return_in_memory):
4815 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4816 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4817 function_arg_padding): Likewise.
4818 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4819 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4820 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4821 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4822 function_arg_padding, altivec_expand_dst_builtin,
4823 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4824 altivec_init_builtins, rs6000_common_init_builtins,
4825 rs6000_function_value): Likewise.
4826 * s390/s390-protos.h (s390_function_value): Likewise.
4827 * config/s390/s390.c (s390_function_arg_size,
4828 s390_pass_by_reference, s390_return_in_memory,
4829 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4830 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4831 * config/score/score-protos.h (score_function_value): Likewise.
4832 * config/score/score.c (score_arg_partial_bytes,
4833 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4834 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4835 score_pass_by_reference, score_add_offset, score_function_value):
4837 * config/sh/sh-protos.h (sh_attr_renesas_p,
4838 sh_promote_prototypes): Likewise.
4839 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4840 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4841 sh_attr_renesas_p): Likewise.
4842 * config/sparc/sparc-protos.h (function_value,
4843 function_arg_padding): Likewise.
4844 * config/sparc/sparc.c (sparc_promote_prototypes,
4845 sparc_return_in_memory, sparc_pass_by_reference,
4846 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4847 function_arg_record_value_2, function_arg_record_value_1,
4848 function_arg_record_value, function_arg_record_value,
4849 function_arg_padding, function_value): Likewise.
4850 * config/spu/spu-protos.h (spu_function_value): Likewise.
4851 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4852 spu_function_value): Likewise.
4853 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4855 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4856 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4857 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4859 * config/v850/v850.c (v850_return_in_memory,
4860 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4861 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4862 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4863 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4864 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4866 * explow.c (promote_mode, hard_function_value): Likewise.
4867 * expr.h (hard_function_value, promote_mode): Likewise.
4868 * function.c (aggregate_value_p): Likewise.
4869 * hooks.c (hook_bool_const_tree_true): New.
4870 * hooks.h (hook_bool_const_tree_true): New.
4871 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4872 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4873 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4874 TARGET_RETURN_IN_MSB): Likewise.
4875 * target.h (promote_function_args, promote_function_return,
4876 promote_prototypes, return_in_memory, return_in_msb,
4877 pass_by_reference, must_pass_in_stack, callee_copies,
4878 function_value): Likewise.
4879 * targhooks.c (default_return_in_memory,
4880 hook_pass_by_reference_must_pass_in_stack,
4881 hook_callee_copies_named,
4882 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4883 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4884 default_function_value): Likewise.
4885 * targhooks.h (default_return_in_memory,
4886 hook_pass_by_reference_must_pass_in_stack,
4887 hook_callee_copies_named,
4888 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4889 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4890 default_function_value): Likewise.
4891 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4892 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4893 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4894 * tree.c (needs_to_live_in_memory): Likewise.
4895 * tree.h (struct tree_type, needs_to_live_in_memory,
4896 aggregate_value_p, must_pass_in_stack_var_size,
4897 must_pass_in_stack_var_size_or_pad): Likewise.
4898 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4899 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4900 lookup_filename): Likewise.
4902 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4905 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4906 fake fcomi i387 instruction for !TARGET_CMOVE.
4907 (ix86_expand_branch): Expand natural sequence with one jump for
4908 all targets, not only TARGET_CMOVE.
4909 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4910 pattern to implement fake fcomi sequence. Split instruction after
4911 reload to correct compare sequences.
4912 (*cmpfp_xf_cc): Ditto.
4913 (*cmpfp_<mode>_cc): Ditto.
4914 (*cmpfp_u_cc): Ditto.
4915 (*cmpfp_<mode>_cc): Ditto.
4917 2007-08-23 Richard Guenther <rguenther@suse.de>
4919 * tree-pretty-print.c (dump_generic_node): Annotate
4920 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4922 2007-08-23 Richard Guenther <rguenther@suse.de>
4924 * builtins.c (expand_builtin_mathfn): Wrap argument in
4925 save_expr directly instead of re-building the call.
4926 (expand_builtin_mathfn_2): Likewise.
4927 (expand_builtin_mathfn_3): Likewise.
4928 (expand_builtin_interclass_mathfn): Likewise.
4929 (expand_builtin_int_roundingfn): Set arg.
4930 (expand_builtin_int_roundingfn_2): Likewise.
4932 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4934 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4935 *sse_nand<mode>3, *sse_xor<mode>3): New.
4937 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4939 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4940 * config/i386/i386.c (print_operand): Handle ';' code. Output
4941 semicolon for TARGET_MACHO.
4942 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4943 emit semicolon after 'lock' prefix.
4944 (sync_double_compare_and_swap<mode>): Ditto.
4945 (*sync_double_compare_and_swapdi_pic): Ditto.
4946 (*sync_compare_and_swap_cc<mode>): Ditto.
4947 (sync_double_compare_and_swap_cc<mode>): Ditto.
4948 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4949 (sync_old_add<mode>): Ditto.
4950 (sync_add<mode>): Ditto.
4951 (sync_sub<mode>): Ditto.
4952 (sync_ior<mode>): Ditto.
4953 (sync_and<mode>): Ditto.
4954 (sync_xor<mode>): Ditto.
4956 2007-08-22 Chao-ying Fu <fu@mips.com>
4958 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4960 (copy_rtx): Handle CONST_FIXED.
4961 (rtx_equal_p): Likewise.
4962 * rtl.h (fixed_value.h): New include.
4963 (rtx_def): Add a new field of fixed_value to u.
4964 (XCNMPFV): Define for accessing fixed_value.
4965 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4967 * rtl.def (CONST_FIXED): New constant.
4968 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4969 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4970 US_ASHIFT): New codes.
4971 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4972 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4973 unsigned_fract_convert, unsigned_sat_fract): Document them.
4974 * varasm.c (assemble_integer): Extend to support fixed-point constants
4975 by using different machine classes.
4976 (decode_addr_const): Handle FIXED_CST.
4977 (const_hash_1): Likewise.
4978 (compare_constant): Likewise.
4979 (copy_constant): Likewise.
4980 (const_rtx_hash_1): Handle CONST_FIXED.
4981 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4982 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4984 (initializer_constant_valid_p): Handle FIXED_CST.
4985 (output_constant): Support FIXED_POINT_TYPE.
4986 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4987 * cse.c (hash_rtx): Support CONST_FIXED.
4988 (exp_equiv_p): Likewise.
4989 (cannon_reg): Likewise.
4990 (fold_rtx): Likewise.
4991 (equiv_constant): Likewise.
4992 (cse_process_notes_1): Likewise.
4993 (count_reg_usage): Likewise.
4994 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4995 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4996 (wrap_constant): Check CONST_FIXED.
4997 (cselib_hash_rtx): Support CONST_FIXED.
4998 (cselib_subst_to_values): Likewise.
4999 * df-scan.c (df_uses_record): Likewise.
5000 * gcse.c (want_to_gcse_p): Likewise.
5001 (oprs_unchanged_p): Likewise.
5002 (oprs_not_set_p): Likewise.
5003 (compute_transp): Likewise.
5004 (extract_mentioned_regs_helper): Likewise.
5005 * genemit.c (gen_exp): Likewise.
5006 * local-alloc.c (equiv_init_varies_p): Likewise.
5007 (contains_replace_regs): Likewise.
5008 (memref_referenced_p): Likewise.
5009 * loop-invariant.c (check_maybe_invariant): Likewise.
5010 (hash_invariant_expr_1): Likewise.
5011 (invariant_expr_equal_p): Likewise.
5012 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5013 * regclass.c (reg_scan_mark_refs): Likewise.
5014 * regrename.c (scan_rtx): Likewise.
5015 * resource.c (mark_referenced_resources): Likewise.
5016 (mark_set_resources): Likewise.
5017 * rtlanal.c (rtx_unstable_p): Likewise.
5018 (rtx_varies_p): Likewise.
5019 (count_occurrences): Likewise.
5020 (reg_mentioned_p): Likewise.
5021 (modified_between_p): Likewise.
5022 (modified_in_p): Likewise.
5023 (volatile_insn_p): Likewise.
5024 (volatile_refs_p): Likewise.
5025 (side_effects_p): Likewise.
5026 (may_trap_p_1): Likewise.
5027 (inequality_comparisons_p): Likewise.
5028 (computed_jump_p_1): Likewise.
5029 (commutative_operand_precedence): Likewise.
5030 * sched-deps.c (sched_analyze_2): Likewise.
5031 * sched-vis.c (print_value): Likewise.
5032 * reload.c (operands_match_p): Likewise.
5033 (subst_reg_equivs): Likewise.
5034 * reload1.c (eliminate_regs_1): Likewise.
5035 (elimination_effects): Likewise.
5036 (scan_paradoxical_subregs): Likewise.
5037 * alias.c (rtx_equal_for_memref_p): Likewise.
5038 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5039 * emit-rtl.c (const_fixed_htab): New hash table.
5040 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5042 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5043 const_fixed_from_fixed_value): New functions.
5044 (verify_rtx_sharing): Handle CONST_FIXED.
5045 (copy_rtx_if_shared_1): Likewise.
5046 (reset_used_flags): Likewise.
5047 (set_used_flags): Likewise.
5048 (copy_insn_1): Likewise.
5049 (init_emit_once): Create const_fixed_htab.
5050 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5052 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5054 PR tree-optimization/32949
5055 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5056 before failing for ivs with non-constant step.
5058 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5060 * doc/md.texi (Iterators): Renamed from Macros. All contents
5061 changed to reflect rename of respectively define_code_macro and
5062 define_mode_macro to define_code_iterator and define_mode_iterator.
5063 (Mode Iterators, Code Iterators): Similar.
5064 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5065 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5066 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5067 (initialize_iterators, find_iterator, check_code_iterator)
5068 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5069 (read_mapping, read_rtx_1): Similar.
5070 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5071 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5072 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5073 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5074 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5075 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5076 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5077 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5078 config/rs6000/sync.md, config/rs6000/rs6000.md,
5079 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5080 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5081 config/vax/vax.md, config/bfin/bfin.md: Similar.
5083 2007-08-22 David Daney <ddaney@avtrex.com>
5085 * doc/install.texi (Testing): Mention testing on a simulator.
5087 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5089 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5091 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5092 and rearrange floating point conversion functions into different
5095 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5097 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5098 dfa_post_advance_cycle): New scheduler hooks.
5099 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5100 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5102 (TARGET_SCHED): Use them.
5103 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5104 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5105 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5107 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5108 function to facilitate debugging.
5109 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5110 (output_insn_has_dfa_reservation_p): New static function to output
5111 insn_has_dfa_reservation_p ().
5112 (write_automata): Use it.
5113 * genattr.c (main): Output declaration for
5114 insn_has_dfa_reservation_p ().
5116 2007-08-22 Christian Bruel <christian.bruel@st.com>
5117 Richard Guenther <rguenther@suse.de>
5119 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5120 * simplify_rtx (simplify_binary_operation_1): Likewise.
5122 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5124 PR rtl-optimization/32557
5125 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5126 of REGNO (mws->mw_reg).
5128 2007-08-22 Richard Guenther <rguenther@suse.de>
5131 * builtins.c (expand_builtin_int_roundingfn): Replace call
5132 argument wrapped with SAVE_EXPR directly.
5133 (expand_builtin_int_roundingfn_2): Likewise.
5135 2007-08-22 Richard Guenther <rguenther@suse.de>
5137 * tree-inline.c (inlinable_function_p): Restore disregarding
5138 inline limits for GNU extern inline functions.
5140 2007-08-22 Richard Guenther <rguenther@suse.de>
5143 * tree.c (host_integerp): Treat sizetype as signed as it is
5146 2007-08-21 Ian Lance Taylor <iant@google.com>
5148 PR tree-optimization/33134
5149 * tree-vrp.c (adjust_range_with_scev): Call
5150 set_value_range_to_value.
5152 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5154 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5157 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5159 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5162 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5164 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5165 cases to set eight bytes at a time.
5166 (expand_block_move): Likewise.
5168 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5171 * dwarf2out.c (gen_decl_die): Don't call
5172 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5174 2007-08-21 Paul Brook <paul@codesourcery.com>
5175 Nathan Sidwell <nathan@codesourcery.com>
5176 Mark Mitchell <mark@codesourcery.com>
5177 Joseph Myers <joseph@codesourcery.com>
5179 * configure.ac: Add --with-pkgversion and --with-bugurl.
5180 * configure: Regenerate.
5181 * doc/install.texi: Document them.
5182 * version.c (version_string): Remove VERSUFFIX.
5183 (VERSUFFIX): Remove.
5184 (pkgversion_string): New.
5185 (bug_report_url): Do not hard-code initializer.
5186 * version.h (pkgversion_string): Declare.
5187 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5189 (version.o): Define PKGVERSION and BUGURL.
5190 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5191 (%.pod): Define BUGURL.
5192 * gcc.c (process_command, main): Use pkgversion_string.
5193 * toplev.c (compile_file, print_version): Likewise.
5194 * protoize.c (main): Likewise.
5195 * gcov.c (print_version): Likewise. Update copyright date.
5196 * gcov-dump.c (print_version): Likewise. Update copyright date.
5197 * mips-tdump.c (main): Likewise. Update copyright date.
5198 * mips-tfile.c (main): Likewise. Update copyright date.
5199 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5200 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5201 shorten description.
5202 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5203 * doc/gccint.texi: Likewise.
5204 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5205 Update copyright date.
5207 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5210 (ix86_expand_strlensi_unroll_1): Ditto.
5211 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5212 (ix86_expand_carry_flag_compare): Update comment.
5214 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5217 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5218 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5220 2007-08-21 Richard Guenther <rguenther@suse.de>
5222 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5224 2007-08-21 Richard Guenther <rguenther@suse.de>
5227 * fold-const.c (fold_binary): Remove index +p PTR folding.
5228 Fix types of POINTER_PLUS_EXPR generated by folding of
5231 2007-08-20 Chao-ying Fu <fu@mips.com>
5233 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5234 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5235 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5236 (c_common_fixed_point_type_for_size): Declare.
5237 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5238 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5239 (c_token_starts_declspecs): Likewise.
5240 (c_parser_declspecs): Likewise.
5241 (c_parser_attributes): Likewise.
5242 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5243 (c_declspecs): Add saturating_p.
5244 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5245 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5246 _Sat. Handle RID_SAT.
5247 Avoid using void, bool, char, int, float, double, _Decimal32,
5248 _Decimal64, _Decimal128, and complex with _Sat.
5249 Handle RID_FRACT and RID_ACCUM.
5250 Make sure _Sat is used with _Fract or _Accum.
5251 (finish_declspecs): Handle cts_fract and cts_accum.
5252 * c-common.c (fixed-value.h): New include.
5253 (constant_expression_warning): Handle FIXED_CST.
5254 (overflow_warning): Likewise.
5255 (warnings_for_convert_and_check): Likewise.
5256 (c_common_fixed_point_type_for_size): New.
5257 (c_common_type_for_mode): Handle fixed-point modes to
5258 return various saturating/non-saturating, signed/unsigned types.
5259 (c_common_signed_or_unsigned_type): Support fixed-point types.
5260 (shorten_compare): Check fixed-point zero.
5261 Handle FIXED_POINT_TYPE.
5262 (c_common_truthvalue_conversion): Handle FIXED_CST.
5263 Handle FIXED_POINT_TYPE.
5264 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5266 (handle_mode_attribute): Handle fixed-point modes. Need to check
5267 if the signness of base type and fixed-point modes are consistent.
5268 (handle_vector_size_attribute): Handle fixed-point modes.
5269 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5270 (warn_for_div_by_zero): Check fixed-point zero.
5271 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5272 a common fixed-point type based on fbit, ibit, sign, and saturation.
5273 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5274 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5275 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5276 (convert_for_assignment): Support FIXED_POINT_TYPE.
5277 (digest_init): Handle FIXED_POINT_TYPE.
5278 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5279 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5280 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5281 GE_EXPR, LT_EXPR, GT_EXPR.
5282 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5283 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5284 * target.h (gcc_target): Add fixed_point_supported_p.
5285 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5286 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5287 (default_fixed_point_supported_p): Define.
5288 * targhooks.h (default_fixed_point_supported_p): Declare.
5289 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5290 * doc/install.texi (Configuration): Add --enable-fixed-point.
5291 * configure.ac (--enable-fixed-point): New to enable fixed-point
5292 arithmetic extension to C. For mips targets, we enable it by default.
5293 * configure, config.in: Regenerate.
5295 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5297 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5299 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5301 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5302 DWARF2_DEBUGGING_INFO.
5303 (cold_text_section_used): Same.
5304 (cold_text_section): Same.
5306 2007-08-20 Richard Guenther <rguenther@suse.de>
5308 * c-typeck.c (convert_for_assignment): Use the type of
5309 the member for the initialization.
5311 2007-08-20 Richard Guenther <rguenther@suse.de>
5313 * c-objc-common.c (c_disregard_inline_limits): Remove.
5314 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5315 * cgraphunit.c (cgraph_process_new_functions): Call
5316 disregard_inline_limits_p.
5317 (cgraph_preserve_function_body_p): Likewise.
5318 * ipa-inline.c (compute_inline_parameters): Likewise.
5319 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5321 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5322 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5323 disregard_inline_limits langhook.
5324 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5326 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5327 disregard_inline_limits langhook.
5328 * tree-inline.c (disregard_inline_limits_p): New function.
5329 * tree-inline.h (disregard_inline_limits_p): Declare.
5331 2007-08-20 Richard Guenther <rguenther@suse.de>
5333 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5334 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5335 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5336 auto_var_in_fn_p langhook.
5337 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5339 * tree.c (auto_var_in_fn_p): ... here.
5340 (find_var_from_fn): Call auto_var_in_fn_p directly.
5341 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5342 auto_var_in_fn_p langhook.
5343 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5344 (copy_body_r): Likewise.
5345 (self_inlining_addr_expr): Likewise.
5346 * tree.h (auto_var_in_fn_p): Declare.
5348 2007-08-20 Richard Guenther <rguenther@suse.de>
5350 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5351 (walk_type_fields): Take lh parameter.
5352 (walk_tree): Rename to ...
5353 (walk_tree_1): ... this. Do not call the walk_subtrees
5354 langhook but the now passed callback. Pass lh on recursion.
5355 (walk_tree_without_duplicates): Rename to ...
5356 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5357 and call walk_tree_1.
5358 * tree.h (walk_tree_lh): New typedef.
5359 (walk_tree_1): Declare.
5360 (walk_tree_without_duplicates_1): Likewise.
5361 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5362 (walk_tree_without_duplicates): New define to
5363 walk_tree_without_duplicates_1 with NULL lh parameter.
5364 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5365 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5367 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5368 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5369 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5372 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5375 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5376 code in front of the compacting of basic blocks.
5377 Move the folding of statements inbetween the cgraph checking
5378 and compacting of basic blocks.
5380 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5381 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5384 * config/alpha/alpha.c (va_list_skip_additions): Check for
5385 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5386 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5387 PLUS_EXPR when checking ap.__base.
5388 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5389 when doing addition on pointer types. Use size_int instead of
5391 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5392 ptr_type in the second operand.
5394 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5397 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5399 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5402 * cfgexpand.c (expand_one_register_var): Mark pointer
5403 DECL_ARTIFICIAL as REG_POINTER also.
5404 * stmt.c (expand_decl): Likewise.
5406 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5413 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5414 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5415 on_worklist argument and avoid adding things to worklist multiple
5417 (add_to_worklist): Ditto.
5418 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5419 single SFT is clobbered.
5420 (set_initial_properties): Ditto.
5421 (compute_call_clobbered): Update for changes to function
5423 (create_overlap_variables_for): Always create SFT for offset 0.
5424 (create_structure_vars): Handle PHI's, since we are in SSA form at
5426 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5427 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5429 (add_vars_for_offset): Figure out aliases from access + points-to.
5430 (add_virtual_operand): Use add_vars-for_offset.
5431 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5432 (add_call_clobber_ops): Remove makes_clobbering_call set.
5433 (get_expr_operands): Always pass through the INDIRECT_REF
5435 * tree-ssa-structalias.c (struct constraint_graph): Remove
5437 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5438 address_taken, pt_used, number_incoming.
5439 (FIRST_ADDR_NODE): Removed.
5440 (merge_graph_nodes): Remove broken code for the moment.
5441 (init_graph): New function.
5442 (build_pred_graph): Remove code to init_graph.
5443 Add location equivalence support.
5444 (struct scc_info): Rename roots to deleted.
5446 (init_scc_info): Ditto
5447 (init_topo_info): Use graph->size.
5448 (compute_topo_order): Ditto.
5449 (do_da_constraint): Removed.
5450 (do_sd_constraint): Remove calls to find().
5451 set_union_with_increment should always get 0 as last arg here.
5452 (do_complex_constraint): Replace do_da_constraint with assert.
5454 (struct equiv_class_label): New.
5455 (pointer_equiv_class_table): Ditto.
5456 (location_equiv_class_table): Ditto.
5457 (equiv_class_label_hash): Ditto.
5458 (equiv_class_label_eq): Ditto
5459 (equiv_class_lookup): Ditto.
5460 (equiv_class_ladd): Ditto.
5461 (pointer_equiv_class): Ditto.
5462 (location_equiv_class): Ditto.
5463 (condense_visit): Rename and rewrite from label_visit to do only
5464 SCC related stuff for HU.
5465 (label_visit): Do HU work for HU.
5466 (perform_var_substitution): Update to do HU and location
5468 (free_var_substitution_info): Update to free HU and location
5469 equivalence structures. */
5470 (find_equivalent_node): Update for pointer but not location
5472 (unite_pointer_equivalences): New function.
5473 (move_complex_constraints): Rewrite to only do moving.
5474 (rewrite_constraints): Split out of move_complex_constraints.
5475 (solve_graph): Use graph->size.
5476 (process_constraint_1): Add from_call argument, use it.
5477 Split *a = &b into two constraints.
5478 (process_constraint): Use new process_constraint_1.
5479 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5480 (get_constraint_for): Handle non-pointer integers properly.
5481 Remove code that used to handle structures.
5482 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5483 with unknown addends.
5484 (handle_rhs_call): New function.
5485 (find_func_aliases): Use handle_rhs_call.
5486 (set_uids_in_ptset): Add an assert.
5487 (set_used_smts): Fix bug in not considering unified vars.
5488 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5489 (compute_points_to_sets): Update for other function changes.
5490 (delete_points_to_sets): Ditto.
5491 (ipa_pta_execute): Ditto.
5492 (pass_ipa_pta): We need to update SSA after ipa_pta.
5494 2007-08-19 Jan Hubicka <jh@suse.cz>
5496 * i386.md: Replace "rim" and "mri" constraints by "g".
5498 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5500 * dwarf2out.c (text_section_used, cold_text_section_used,
5501 cold_text_section, dwarf2out_note_section_used): New.
5502 (dwarf2out_init): Initialize cold_text_section.
5503 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5504 dwarf2out_note_section_used.
5505 (size_of_aranges): Only count entry for text section if it was
5506 used. Count entry for cold text section if it was used.
5507 (output_aranges): Only output entries for text section and cold
5508 text section if they were used.
5510 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5512 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5514 (debug_generic_stmt): Likewise.
5515 (debug_tree_chain): Likewise.
5517 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5519 * tree-data-refs.c (split_constant_offset): Expose.
5520 * tree-data-refs.h (split_constant_offset): Add declaration.
5522 * tree-vectorizer.h (dr_alignment_support): Renamed
5523 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5524 Added a new value dr_explicit_realign.
5525 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5526 dr_offset, dr_step, and dr_aligned_to, along with new access
5527 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5528 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5529 STMT_VINFO_DR_ALIGNED_TO.
5531 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5533 In case of outer-loop vectorization with non-fixed misalignment - use
5534 the dr_explicit_realign scheme instead of the optimized realignment
5536 (new_stmt_vec_info): Initialize new fields.
5538 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5539 'nested_in_vect_loop' case. Change verbosity level.
5540 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5541 Don't fail on zero step in the outer-loop for loads.
5542 (vect_analyze_data_refs): Call split_constant_offset to calculate
5543 base, offset and init relative to the outer-loop.
5545 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5546 BSI function argument with a new function argument - at_loop.
5547 Simplify the condition that determines STEP. Takes additional argument
5548 INV_P. Support outer-loop vectorization (handle the
5549 nested_in_vect_loop case), including zero step in the outer-loop. Call
5550 vect_create_addr_base_for_vector_ref with additional argument.
5551 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5552 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5553 Fixed and simplified calculation of step.
5554 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5555 of bsi, and with additional argument. Call bump_vector_ptr with
5556 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5557 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5558 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5559 when the realignment setup needs to take place inside the loop.
5560 Support the dr_explicit_realign scheme. Allow generating the optimized
5561 realignment scheme for outer-loop vectorization. Added documentation.
5562 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5563 the 'nested_in_vect_loop' case, including loads that are invariant in
5564 the outer-loop and the realignment schemes. Handle the case when the
5565 realignment setup needs to take place inside the loop. Call
5566 vect_setup_realignment with additional arguments. Call
5567 vect_create_data_ref_ptr with additional argument and with loop instead
5568 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5569 (vect_gen_niters_for_prolog_loop): Call
5570 vect_create_addr_base_for_vector_ref with additional arguments.
5571 (vect_create_cond_for_align_checks): Likewise.
5572 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5573 scheme: takes additional argument bump; argument ptr_incr is now
5574 optional; updated documentation.
5575 (vect_init_vector): Takes additional argument (bsi). Use it, if
5576 available, to insert the vector initialization.
5577 (get_initial_def_for_induction): Pass additional argument in call to
5579 (vect_get_vec_def_for_operand): Likewise.
5580 (vect_setup_realignment): Likewise.
5581 (vectorizable_load): Likewise.
5583 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5585 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5586 as argument instead of struct loop.
5587 (nested_in_vect_loop_p): New function.
5588 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5590 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5591 from other phis in the loop.
5592 (destroy_loop_vec_info): Add additional argument to declaration.
5594 * tree-vectorizer.c (supportable_widening_operation): Also check if
5595 nested_in_vect_loop_p (don't allow changing the order in this case).
5596 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5597 of struct loop. Call nested_in_vect_loop_p and don't require
5598 flag_unsafe_math_optimizations if it returns true.
5599 (new_stmt_vec_info): When setting def_type for phis differentiate
5600 loop-header phis from other phis.
5601 (bb_in_loop_p): New function.
5602 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5603 just update their loop_vinfo. Order of BB traversal now matters -
5604 call dfs_enumerate_from with bb_in_loop_p.
5605 (destroy_loop_vec_info): Takes additional argument to control whether
5606 stmt_vinfo of the loop stmts should be destroyed as well.
5607 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5608 reduction stmt to be defines by a non loop-header phi.
5609 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5611 * tree-vect-transform.c (vectorizable_reduction): Call
5612 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5613 (vectorizable_call): Likewise.
5614 (vectorizable_conversion): Likewise.
5615 (vectorizable_operation): Likewise.
5616 (vectorizable_type_promotion): Likewise.
5617 (vectorizable_type_demotion): Likewise.
5618 (vectorizable_store): Likewise.
5619 (vectorizable_live_operation): Likewise.
5620 (vectorizable_reduction): Likewise. Also pass loop_info to
5621 vect_is_simple_reduction instead of loop.
5622 (vect_init_vector): Call nested_in_vect_loop_p.
5623 (get_initial_def_for_reduction): Likewise.
5624 (vect_create_epilog_for_reduction): Likewise.
5625 (vect_init_vector): Check which loop to work with, in case there's an
5627 (get_initial_def_for_inducion): Extend to handle outer-loop
5628 vectorization. Fix indentation.
5629 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5630 In the case vect_induction_def get the vector def from the induction
5631 phi node, instead of calling get_initial_def_for_inducion.
5632 (get_initial_def_for_reduction): Extend to handle outer-loop
5634 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5636 (vect_transform_loop): Change assert to just skip this case. Add a
5638 (vect_finish_stmt_generation): Add a couple asserts.
5640 (vect_estimate_min_profitable_iters): Multiply
5641 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5643 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5644 this is an inner-loop reduction in outer-loop vectorization.
5646 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5647 Same code as what used to be vect_analyze_scalar_cycles, only with
5648 additional argument loop, and loop_info passed to
5649 vect_is_simple_reduction instead of loop.
5650 (vect_analyze_scalar_cycles): Code factored out into
5651 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5652 Updated documentation.
5653 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5654 outer-loop vectorization that are live or not used in the outerloop,
5655 cause this requires special handling.
5656 (vect_enhance_data_refs_alignment): Don't consider versioning for
5658 (vect_analyze_data_refs): Check that there are no datarefs in the
5660 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5661 and vect_used_in_outer_by_reduction cases.
5662 (process_use): Also consider the case of outer-loop stmt defining an
5663 inner-loop stmt and vice versa.
5664 (vect_analyze_loop_1): New function.
5665 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5666 loops. Call vect_analyze_loop_1.
5667 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5668 been vectorized. Call destroy_loop_vec_info with additional argument.
5670 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5671 in the inner-loop when doing outer-loop vectorization. Add
5672 documentation and printout.
5673 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5674 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5676 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5678 * tree-affine.h (print_aff): New prototype.
5679 (debug_aff): Likewise.
5680 * tree-affine.c (print_aff): New function.
5681 (debug_aff): Likewise.
5683 2007-08-18 Paul Brook <paul@codesourcery.com>
5684 Joseph Myers <joseph@codesourcery.com>
5686 * common.opt (-fdebug-prefix-map=): New option.
5687 * opts.c: Include debug.h.
5688 (common_handle_option): Handle -fdebug-prefix-map.
5689 * final.c: Include ggc.h.
5690 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5691 remap_debug_filename): New.
5692 * Makefile.in (final.o, opts.o): Update dependencies.
5693 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5694 * configure.ac: Check for assembler --debug-prefix-map support.
5695 * configure, config.in: Regenerate.
5696 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5697 (ASM_DEBUG_SPEC): Include ASM_MAP.
5698 * doc/install.texi (--with-debug-prefix-map): Document.
5699 * doc/invoke.texi (-fdebug-prefix-map): Document.
5700 * dbxout.c (dbxout_init, dbxout_start_source_file,
5701 dbxout_source_file): Call remap_debug_filename.
5702 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5703 dwarf2out_start_source_file, dwarf2out_finish): Call
5704 remap_debug_filename.
5705 (file_table_relative_p): Do not check d->emitted_number.
5706 * toplev.c (output_file_directive): Call remap_debug_filename.
5707 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5708 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5710 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * loop-invariant.c (find_invariants_to_move): Add missing macro
5715 2007-08-17 Tom Tromey <tromey@redhat.com>
5717 * tree.h (struct tree_label_decl): Removed old "java" fields.
5719 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5720 Nigel Stephens <nigel@mips.com>
5722 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5723 Treat -mno-data-in-code and -mcode-xonly as aliases for
5724 -mcode-readable=no and -mcode-readable=pcrel respectively.
5725 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5726 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5727 (MULTILIB_DIRNAMES): Update accordingly.
5729 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5731 * Makefile.in (version.o): Depend on $(REVISION) only if
5732 REVISION_s is defined.
5734 2007-08-17 Sa Liu <saliu@de.ibm.com>
5735 Ulrich Weigand <uweigand@de.ibm.com>
5738 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5739 use build_qualified_type to retain qualifiers of the base type.
5741 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5743 * config/score/score.md : Update pattern tablejump.
5744 * config/score/score.c : Update score_initialize_trampoline
5746 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5747 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5748 * doc/contrib.texi: Add my entry.
5750 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5752 * Makefile.in (REVISION): New.
5755 (version.o): Also depend on $(REVISION). Add
5756 -DREVISION=$(REVISION_s).
5758 * version.c (version_string): Add REVISION.
5760 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5762 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5763 of GOTO that's relocated to a different block.
5765 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5767 * c-common.c (const_strip_array_types): New.
5768 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5769 (const_strip_array_types): New.
5770 * c-objc-common.c (c_disregard_inline_limits,
5771 c_warn_unused_global_decl): Constify.
5772 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5773 c_vla_type_p, c_incomplete_type_error): Likewise.
5774 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5775 * hooks.c (hook_bool_const_tree_false): New.
5776 * hooks.h (hook_bool_const_tree_false): Likewise.
5777 * langhooks-def.h (lhd_warn_unused_global_decl,
5778 lhd_incomplete_type_error, lhd_expr_size,
5779 lhd_tree_inlining_disregard_inline_limits,
5780 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5781 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5782 * langhooks.c (lhd_warn_unused_global_decl,
5783 lhd_incomplete_type_error,
5784 lhd_tree_inlining_disregard_inline_limits,
5785 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5786 lhd_expr_size): Likewise.
5787 * langhooks.h (lang_hooks_for_tree_inlining,
5788 lang_hooks_for_tree_dump, lang_hooks_for_types,
5789 lang_hooks_for_decls, lang_hooks): Likewise.
5790 * pointer-set.c (pointer_set_t, pointer_set_create,
5791 pointer_set_contains, insert_aux, pointer_set_insert,
5792 pointer_set_traverse, pointer_map_t, pointer_map_create,
5793 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5795 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5796 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5797 pointer_map_traverse): Likewise.
5798 * predict.c (assert_is_empty): Likewise.
5799 * tree-affine.c (free_name_expansion): Likewise.
5800 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5801 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5802 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5804 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5806 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5808 (destroy_loop_vec_info): Add call to VEC_free.
5809 * tree-vectorizer.h (may_alias_ddrs): Define.
5810 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5811 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5812 Change reporting to dump.
5813 (vect_is_duplicate_ddr): New.
5814 (vect_mark_for_runtime_alias_test): New.
5815 (vect_analyze_data_ref_dependences) Add call to
5816 vect_mark_for_runtime_alias_test.
5817 (vect_enhance_data_refs_alignment): Define local variable
5818 vect_versioning_for_alias_required, don't perform
5819 peeling for alignment if versioning for alias is
5821 (vect_enhance_data_refs_alignment): Use
5822 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5823 PARAM_VECT_MAX_VERSION_CHECKS.
5824 * tree-vect-transform.c
5825 (vect_create_cond_for_alias_checks): New.
5826 (vect_transform_loop): Add call to
5827 vect_create_cond_for_alias_checks.
5828 (vect_vfa_segment_size): New.
5829 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5831 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5832 * gcc/doc/invoke.texi
5833 (vect-max-version-for-alignment-checks): Document.
5834 (vect-max-version-for-alias-checks): Document.
5835 (vect-max-version-checks): Remove.
5837 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5839 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5840 the same line as the instruction for all asm dialects.
5841 (*rep_movsi): Ditto.
5842 (*rep_movsi_rex64): Ditto.
5843 (*rep_movqi): Ditto.
5844 (*rep_movqi_rex64): Ditto.
5845 (*rep_stosdi_rex64): Ditto.
5846 (*rep_stossi): Ditto.
5847 (*rep_stossi_rex64): Ditto.
5848 (*rep_stosqi): Ditto.
5849 (*rep_stosqi_rex64): Ditto.
5850 (*cmpstrnqi_nz_1): Ditto.
5851 (*cmpstrnqi_nz_rex_1): Ditto.
5852 (*cmpstrnqi_1): Ditto.
5853 (*cmpstrnqi_rex_1): Ditto.
5854 (*strlenqi_1): Ditto.
5855 (*strlenqi_rex_1): Ditto.
5856 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5857 prefix on the same line as the instruction for all asm dialects.
5858 (sync_double_compare_and_swap<mode>): Ditto.
5859 (*sync_double_compare_and_swapdi_pic): Ditto.
5860 (*sync_compare_and_swap_cc<mode>): Ditto.
5861 (sync_double_compare_and_swap_cc<mode>): Ditto.
5862 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5863 (sync_old_add<mode>): Ditto.
5864 (sync_add<mode>): Ditto.
5865 (sync_sub<mode>): Ditto.
5866 (sync_ior<mode>): Ditto.
5867 (sync_and<mode>): Ditto.
5868 (sync_xor<mode>): Ditto.
5870 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5873 * reload.c (find_reloads): Check that the memory returned by
5874 find_reloads_toplev was not the result of forcing a constant
5876 (find_reloads_toplev): Always use simplify_gen_subreg to get
5877 the subreg of a constant. If the result is also a constant,
5878 but not a legitimate one, force it into the constant pool
5879 and reload its address.
5881 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5883 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5886 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5888 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5889 directive for the current vector ABI.
5891 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5894 * caller-save.c (reg_save_code): Set invalide status on restore code.
5896 2007-08-15 Diego Novillo <dnovillo@google.com>
5898 * tree-ssa-alias.c (compute_memory_partitions): Use
5899 alias_bitmap_obstack to allocate bitmaps.
5900 (reset_alias_info): Factor out of init_alias_info.
5901 Mark all name tags not associated to an SSA name for renaming.
5902 (init_alias_info): Call it.
5903 (create_name_tags): Tidy. Add comments.
5904 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5906 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5908 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5909 scheduler dependencies.
5911 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5913 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5915 (*iorsi_1_zext): Likewise.
5916 (*iorsi_1_zext_imm): Likewise.
5917 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5918 with "rm"/"xm" constraint.
5919 (sse2_vmsqrtv2df2): Likewise.
5921 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5924 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5927 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5929 * tree-pass.h (PROP_pta): Removed.
5930 (TODO_rebuild_alias): New.
5931 (pass_may_alias): Removed.
5932 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5933 aliasing if we changed something.
5934 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5936 (pass_may_alias): Removed.
5937 (create_structure_vars): Return TODO_rebuild_alias.
5938 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5939 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5941 (tree_sra_early): We never affect aliasing right now.
5942 * tree-flow.h (compute_may_aliases): New prototype.
5943 * passes.c: Remove pass_may_alias from the passes.
5944 (execute_function_todo): Support TODO_rebuild_alias.
5946 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5948 * i386.c: (legitimize_address): Move dllimported variable check
5949 infront of legitimizing pic address of CONST symbols.
5951 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5953 PR tree-optimization/32941
5954 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5955 (goto_queue_cmp): Remove.
5956 (find_goto_replacement): Change search method.
5957 (maybe_record_in_goto_queue): Add assert.
5958 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5959 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5961 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5963 * alias.c (component_uses_parent_alias_set): Constify.
5964 * alias.h (component_uses_parent_alias_set): Likewise.
5965 * cfgrtl.c (print_rtl_with_bb): Likewise.
5966 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5967 mpz_get_double_int): Likewise.
5968 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5969 mpz_get_double_int): Likewise.
5970 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5971 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5973 * expr.h (safe_from_p): Likewise.
5974 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5976 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5977 zero_sized_type, goa_lhs_expr_p): Likewise.
5978 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5979 * rtl.h (print_rtl_with_bb): Likewise.
5980 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5981 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5982 * tree-flow-inline.h (bb_stmt_list): Constify.
5983 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5985 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5986 const_first_stmt, const_last_stmt): New.
5987 (block_may_fallthru, empty_block_p): Constify.
5988 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5989 EXPR_ONLY_BODY): New.
5990 (expr_first, expr_last, expr_only): Use macro for body.
5991 (const_expr_first, const_expr_last, const_expr_only): New.
5992 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5993 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5994 ctsi_prev, ctsi_stmt): New.
5995 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5996 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5997 * tree-ssa-loop-niter.c (loop_only_exit_p,
5998 derive_constant_upper_bound): Likewise.
5999 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6000 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6001 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6002 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6003 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6004 * tree.c (get_type_static_bounds): Likewise.
6005 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6006 (get_type_static_bounds): Constify.
6008 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6011 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6012 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6013 (*<addsub><mode>3_cc_overflow): New.
6014 (*add<mode>3_cconly_overflow): New.
6015 (*sub<mode>3_cconly_overflow): New.
6016 (*<addsub>si3_zext_cc_overflow): New.
6017 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6018 CCCmode for LTU, GTU, LEU and GEU.
6019 (ix86_comparison_operator): Likewise.
6020 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6021 * config/i386/i386.c (put_condition_code): Support CCCmode.
6022 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6023 or MINUS expressions.
6025 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6028 * c-typeck.c (build_binary_op): Disallow vector float types with
6029 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6031 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6033 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6034 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6035 (dep_def): New typedef.
6036 (init_dep_1, sd_debug_dep): Declare functions.
6037 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6038 (debug_dep_links): Remove.
6039 (struct _deps_list): New field 'n_links'.
6040 (DEPS_LIST_N_LINKS): New macro.
6041 (FOR_EACH_DEP_LINK): Remove.
6042 (create_deps_list, free_deps_list, delete_deps_list): Remove
6044 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6045 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6046 (copy_deps_list_change_con, move_dep_link): Ditto.
6047 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6048 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6050 (INSN_BACK_DEPS): Remove.
6051 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6053 (INSN_DEP_COUNT): Remove.
6054 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6055 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6056 Declare global variables.
6057 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6058 (add_forw_dep, compute_forward_dependences): Remove declarations.
6059 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6060 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6061 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6063 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6065 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6066 (sd_list_types_def): New typedef.
6067 (sd_next_list): Declare function.
6068 (struct _sd_iterator): New type.
6069 (sd_iterator_def): New typedef.
6070 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6072 (FOR_EACH_DEP): New cycle wrapper.
6073 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6075 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6076 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6079 * sched-deps.c (init_dep_1): Make global.
6080 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6082 (dump_dep): New static function.
6083 (dump_dep_flags): New static variable.
6084 (sd_debug_dep): New function.
6085 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6087 (move_dep_link): Use remove_from_deps_list (), instead of
6089 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6090 (dep_link_is_detached_p): New static function.
6091 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6093 (dn_pool, dl_pool): New alloc_pools.
6094 (dn_pool_diff, dl_pool_diff): New static variables.
6095 (create_dep_node, delete_dep_node): New static function.
6096 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6097 (deps_list_empty_p): Make it static. Use 'n_links' field.
6098 (deps_pools_are_empty_p): New static function.
6099 (alloc_deps_list, delete_deps_list): Remove.
6100 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6101 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6102 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6103 (forward_dependency_cache): Remove.
6104 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6105 'back' from the names. Change signature to use dep_t instead of
6107 (add_back_dep): Ditto. Make global.
6108 (check_dep_status): Rename to check_dep ().
6109 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6111 (sd_finish_insn): Ditto.
6112 (sd_find_dep_between_no_cache): New static function.
6113 (sd_find_dep_between): New function.
6114 (ask_dependency_caches, set_dependency_caches): New static functions.
6115 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6116 (add_or_update_dep_1): Separate pieces of functionality into
6117 ask_dependency_caches (), update_dependency_caches (),
6118 change_spec_dep_to_hard (), update_dep ().
6119 (get_back_and_forw_lists): New static function.
6120 (sd_add_dep): Separate setting of dependency caches into
6121 set_dependency_caches ().
6122 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6124 (sd_delete_dep): Ditto.
6125 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6126 (dump_lists): New static function.
6127 (sd_debug_lists): New debug function.
6128 (delete_all_dependences, fixup_sched_groups): Update to use
6129 sd_* infrastructure.
6130 (sched_analyze_2): Create data-speculative dependency only if
6131 data-speculation is enabled.
6132 (sched_analyze_insn): If insn cannot be speculative, make all its
6133 dependencies non-speculative.
6134 (sched_analyze): Use sd_init_insn ().
6135 (add_forw_dep, compute_forward_dependencies): Remove.
6136 (delete_dep_nodes_in_back_deps): New static function.
6137 (sched_free_deps): New function.
6138 (init_dependency_caches): Init alloc_pools.
6139 (extend_depedency_caches): Update after removing of
6140 forward_dependency_cache.
6141 (free_dependency_caches): Ditto. Free alloc_pools.
6142 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6143 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6145 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6146 (add_dependence): Use init_dep ().
6147 (get_dep_weak_1): New static function.
6148 (get_dep_weak): Move logic to get_dep_weak_1 ().
6149 (dump_ds): New static function moved from haifa-sched.c:
6150 debug_spec_status ().
6151 (debug_ds): New debug function.
6152 (check_dep_status): Rename to check_dep (). Update to check whole
6155 * haifa-sched.c (spec_info): Make global.
6156 (added_recovery_block_p): Rename to
6157 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6158 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6159 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6160 to use new interfaces.
6161 (ok_for_early_queue_removal): Ditto.
6162 (schedule_block): Initialize logical uids of insns emitted by the
6164 (sched_init): Initialize new variable.
6165 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6167 (extend_global): Initialize insn data.
6168 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6169 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6171 (add_to_speculative_block): Update to use new interfaces.
6172 (create_recovery_block): Set new variables.
6173 (create_check_block_twin, fix_recovery_deps): Update to use new
6175 (sched_insn_is_legitimate_for_speculation_p): New function.
6176 (speculate_insn): Move checking logic to
6177 sched_insn_is_legitimate_for_speculation_p ().
6178 (sched_remove_insn): Finalize sched-deps information of instruction.
6179 (clear_priorities, add_jump_dependencies): Update to use new
6181 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6183 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6184 to use new interfaces.
6185 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6186 (new_ready): Try to use control speculation only if it is available.
6187 (add_branch_dependences): Update to use new interfaces.
6188 (compute_block_backward_dependences): Rename to
6189 compute_block_dependences (). Call
6190 targetm.sched.dependencies_evaluation_hook ().
6191 (free_block_dependencies): New static function.
6192 (debug_dependencies): Update to use new interfaces.
6193 (schedule_region): Remove separate computation of forward dependencies.
6194 Move call of targetm.sched.dependencies_evaluation_hook () to
6195 compute_block_dependences (). Free dependencies at the end of
6196 scheduling the region.
6198 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6200 (add_deps_for_risky_insns): Ditto.
6201 (schedule_ebb): Remove separate computation of forward dependencies.
6202 Free dependencies at the end of scheduling the ebb.
6204 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6205 (build_intra_loop_deps): Ditto. Remove separate computation of
6206 forward dependencies. Free sched-deps dependencies.
6208 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6209 to use new interfaces.
6210 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6212 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6214 (is_costly_group): Ditto.
6216 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * alias.c (rtx_equal_for_memref_p): Constify.
6219 * basic-block.h (const_edge, const_basic_block): New.
6220 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6221 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6222 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6223 probably_never_executed_bb_p, edge_probability_reliable_p,
6224 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6225 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6227 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6228 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6230 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6231 flow_nodes_print, dfs_enumerate_from): Likewise.
6232 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6233 control_flow_insn_p, count_basic_blocks): Likewise.
6234 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6235 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6236 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6237 average_num_loop_insns, loop_exit_edge_p,
6238 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6239 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6240 average_num_loop_insns, seq_cost): Likewise.
6241 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6242 * dominance.c (dominated_by_p): Likewise.
6243 * emit-rtl.c (validate_subreg): Likewise.
6244 * except.c (can_throw_internal, can_throw_external): Likewise.
6245 * except.h (can_throw_internal, can_throw_external): Likewise.
6246 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6247 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6248 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6249 simple_mem, store_ops_ok, load_kills_store, find_loads,
6250 store_killed_in_insn, store_killed_after, store_killed_before,
6251 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6253 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6254 noce_mem_write_may_trap_or_fault_p): Likewise.
6255 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6257 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6259 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6260 probably_cold_bb_p, probably_never_executed_bb_p,
6261 edge_probability_reliable_p, br_prob_note_reliable_p,
6262 can_predict_insn_p): Likewise.
6263 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6264 * resource.c (return_insn_p): Likewise.
6265 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6267 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6268 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6269 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6270 verify_gimple_modify_stmt): Likewise.
6271 * tree-chrec.c (is_not_constant_evolution,
6272 is_multivariate_chrec_rec, is_multivariate_chrec,
6273 chrec_contains_symbols, chrec_contains_undetermined,
6274 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6275 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6276 eq_evolutions_p, scev_direction): Likewise.
6277 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6278 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6279 chrec_contains_symbols_defined_in_loop,
6280 chrec_contains_undetermined, tree_contains_chrecs,
6281 evolution_function_is_affine_multivariate_p,
6282 evolution_function_is_univariate_p, chrec_zerop,
6283 evolution_function_is_constant_p, evolution_function_is_affine_p,
6284 evolution_function_is_affine_or_constant_p,
6285 tree_does_not_contain_chrecs, chrec_type): Likewise.
6286 * tree-data-ref.c (tree_fold_divides_p,
6287 object_address_invariant_in_loop_p, dr_may_alias_p,
6288 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6289 same_access_functions, constant_access_functions,
6290 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6292 * tree-flow.h (scev_direction): Likewise.
6293 * tree-gimple.c (is_gimple_stmt): Likewise.
6294 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6296 * tree-pretty-print.c (op_prio): Likewise.
6297 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6298 analyzable_condition, backedge_phi_arg_p): Likewise.
6299 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6300 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6301 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6304 2007-08-13 Dan Hipschman <dsh@google.com>
6307 * c-format.c (check_format_arg): Move check for zero-length
6308 format strings below the check for unterminated strings.
6310 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6313 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6316 2007-08-13 Nick Clifton <nickc@redhat.com>
6318 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6320 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6323 * c-format.c (gcc_gfc_length_specs): New array.
6324 (gcc_gfc_char_table): Add unsigned specifier, and references to
6325 the l length modifier.
6326 (format_types_orig): Use the new gcc_gfc_length_specs.
6328 2007-08-12 Sa Liu <saliu@de.ibm.com>
6330 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6331 and with REG_RETVAL note after split.
6333 2007-08-11 David Daney <ddaney@avtrex.com>
6335 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6336 as ATTRIBUTE_UNUSED.
6338 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6339 Segher Boessenkool <segher@kernel.crashing.org>
6341 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6342 HAVE_LOCAL_CPU_DETECT not defined.
6344 2007-08-11 Jan Hubicka <jh@suse.cz>
6346 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6347 (cgraph_process_new_functions): Honor previous value of
6348 disregard_inline_limits.
6349 * ipa-inline.c (compute_inline_parameters): Likewise.
6351 2007-08-11 Ian Lance Taylor <iant@google.com>
6353 * alias.h (alias_set_type): Define new type.
6354 (ALIAS_SET_MEMORY_BARRIER): Use it.
6355 * rtl.h: Include alias.h.
6356 (struct mem_attrs): Use alias_set_type.
6357 * tree.h: Include alias.h
6358 (struct tree_type): Use alias_set_type.
6359 (struct tree_struct_field_tag): Likewise.
6360 (struct tree_decl_common): Likewise.
6361 * alias.c (struct alias_set_entry): Use alias_set_type.
6362 (get_alias_set_entry, alias_set_subset_of): Likewise.
6363 (alias_sets_conflict_p): Likewise.
6364 (alias_sets_must_conflict_p): Likewise.
6365 (objects_must_conflict_p): Likewise.
6366 (get_alias_set, new_alias_set): Likewise.
6367 (record_alias_subset, record_component_aliases): Likewise.
6368 (varargs_set, frame_set): Change to alias_set_type.
6369 (get_varargs_alias_set): Use alias_set_type.
6370 (get_frame_alias_set): Likewise.
6371 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6372 * dse.c (struct store_info): Use alias_set_type.
6373 (struct read_info, struct clear_alias_mode_holder): Likewise.
6374 (clear_alias_set_lookup, canon_address): Likewise.
6375 (record_store, check_mem_read_rtx): Likewise.
6376 (dse_record_singleton_alias_set): Likewise.
6377 (dse_invalidate_singleton_alias_set): Likewise.
6378 * emit-rtl.c (get_mem_attrs): Likewise.
6379 (set_mem_attributes_minus_bitpos): Likewise.
6380 (set_mem_alias_set): Likewise.
6381 * expr.c (store_constructor_field, store_field): Likewise.
6382 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6383 * langhooks.c (lhd_get_alias_set): Likewise.
6384 * langhooks-def.h (lhd_get_alias_set): Likewise.
6385 * reload1.c (alter_reg): Likewise.
6386 * tree-flow.h (struct fieldoff): Likewise.
6387 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6388 (may_alias_p, get_smt_for, create_sft): Likewise.
6389 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6390 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6391 (merge_smts_into): Likewise.
6392 * varasm.c (const_alias_set): Likewise.
6393 * c-common.c (strict_aliasing_warning): Likewise.
6394 (c_common_get_alias_set): Likewise.
6395 * dse.h (dse_record_singleton_alias_set): Update declaration.
6396 (dse_invalidate_singleton_alias_set): Likewise.
6397 * emit-rtl.h (set_mem_alias_set): Likewise.
6398 * c-common.h (c_common_get_alias_set): Likewise.
6399 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6400 * print-tree.c (print_node): Likewise.
6401 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6403 (alpha_setup_incoming_varargs): Use alias_set_type.
6404 * config/i386/i386.c (setup_incoming_varargs_64): Use
6406 (setup_incoming_varargs_ms_64): Likewise.
6407 (ix86_GOT_alias_set): Likewise.
6408 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6409 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6410 (set): Change to alias_set_type.
6411 (get_TOC_alias_set): Use alias_set_type.
6412 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6414 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6415 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6417 (struct_value_alias_set): Likewise.
6418 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6420 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6422 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6423 * config/vxworks.h (TARGET_VXWORKS): Override.
6424 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6425 "mips" if TARGET_VXWORKS.
6427 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6429 * calls.c (avoid_likely_spilled_reg): New function.
6430 (expand_call): Use it.
6432 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6436 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6438 * config/mips/predicates.md (const_call_insn_operand): Invoke
6439 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6441 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6444 * config/rs6000/driver-rs6000.c: Include link.h.
6445 Use ElfW instead of wordsize-specif typedef.
6447 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6449 * system.h (CONST_CAST): New.
6450 * c-decl.c (c_make_fname_decl): Use it.
6451 * c-lex.c (cb_ident, lex_string): Likewise.
6452 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6453 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6454 give_switch, set_multilib_dir): Likewise.
6455 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6456 * passes.c (execute_one_pass): Likewise.
6457 * prefix.c (update_path): Likewise.
6458 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6459 * tree.c (build_string): Likewise.
6461 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6463 * tree-flow-inline.h (is_exec_stmt): Remove.
6464 (is_label_stmt): Remove.
6465 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6468 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6470 * lower-subreg.c (resolve_shift_zext): Don't adjust
6471 src_reg_num for wordmode operands.
6473 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6474 David Ung <davidu@mips.com>
6476 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6477 (TARGET_SCHED_REORDER2): Define.
6478 (mips_maybe_swap_ready): New.
6479 (mips_last_74k_agen_insn): New.
6480 (mips_74k_agen_init): New.
6481 (mips_74k_agen_reorder): New function to group loads and stores
6483 (mips_sched_init): New.
6484 (mips_sched_reorder): Don't do initialization here. Call
6485 mips_74k_agen_reorder.
6486 (mips_variable_issue): Call mips_74k_agen_init.
6488 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6490 * tree-flow-inline.h (get_filename): Remove.
6492 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6494 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6496 (mips_fetch_insns): Delete in favor of...
6497 (mips_load_store_insns): ...this new function.
6498 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6499 to say whether multiword moves _might_ be split.
6500 (mips_fetch_insns): Delete in favor of...
6501 (mips_load_store_insns): ...this new function.
6502 (mips_rtx_costs): Update the call to mips_address_insns.
6503 (mips_address_cost): Likewise.
6504 * config/mips/mips.md (length): Use mips_load_store_insns instead
6505 of mips_fetch_insns.
6506 * config/mips/constraints.md (R): Use mips_address_insns rather
6507 than mips_fetch_insns. Assume that the move never needs to be split.
6509 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6511 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6512 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6513 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6514 * config/mips/mips.h (mips16_hard_float): Delete.
6515 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6516 definitions, and replace with....
6517 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6518 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6519 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6520 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6521 (override_options): Replace MASK_SOFT_FLOAT references with
6522 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6523 and mips16_hard_float when TARGET_MIPS16.
6525 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6528 * c-typeck.c (build_binary_op): Check for non pointer types before
6529 calling int_fits_type_p.
6531 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6534 * fold-const.c (omit_one_operand): Return only the ommitted expression
6535 if the result is an empty statement.
6536 (pedantic_omit_one_operand): Likewise.
6538 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6540 * c-typeck.c (readonly_error): Improve error for assignment.
6542 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6544 (pp_c_expression): Ditto.
6546 2007-08-09 Simon Baldwin <simonb@google.com>
6548 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6549 break that was preventing simplify_associative_operation() for xor.
6551 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6552 Nigel Stephens <nigel@mips.com>
6554 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6555 Document change in interpretation of value from boolean to
6557 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6558 ffs and ctz using clz.
6559 (expand_unop): Call them.
6560 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6562 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6563 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6564 enable the new ffs expansion on this target.
6566 2007-08-09 Jan Hubicka <jh@suse.cz>
6568 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6569 (expand_ternary_op): Likewise.
6570 (expand_vec_shift_expr): Likewise.
6571 (expand_binop_directly): Likewise.
6572 (expand_binop): Likewise.
6573 (sign_expand_binop): Likewise.
6574 (expand_twoval_unop): Likewise.
6575 (expand_twoval_binop): Likewise.
6576 (expand_twoval_binop_libfunc): Likewise.
6577 (widen_clz): Likewise.
6578 (widen_bswap): Likewise.
6579 (expand_parity): Likewise.
6580 (expand_unop): Likewise.
6581 (expand_abs_nojump): Likewise.
6582 (expand_copysign): Likewise.
6583 (emit_no_conflict_block): Likewise.
6584 (emit_libcall_block): Likewise.
6585 (can_compare_p): Likewise.
6586 (prepare_cmp_insn): Likewise.
6587 (emit_cmp_and_jump_insn_1): Likewise.
6588 (prepare_float_lib_cmp): Likewise.
6589 (emit_conditional_add): Likewise.
6590 (gen_add2_insn): Likewise.
6591 (have_add2_insn): Likewise.
6592 (gen_sub2_insn): Likewise.
6593 (have_sub2_insn): Likewise.
6594 (can_extend_p): Likewise.
6595 (can_fix_p): Likewise.
6596 (can_float_p): Likewise.
6597 (expand_float): Likewise.
6598 (expand_fix): Likewise.
6599 (expand_sfix_optab): Likewise.
6600 (new_optab): Likewise.
6601 (new_convert_optab): Likewise.
6602 (init_libfuncs): Likewise.
6603 (init_interclass_conv_libfuncs): Likewise.
6604 (init_intraclass_conv_libfuncs): Likewise.
6605 (set_conv_libfunc): Likewise.
6606 (init_optabs): Likewise.
6607 (debug_optab_libfuncs): Likewise.
6608 (gen_cond_trap): Likewise.
6609 * optabs.h (optab_handler, convert_optab_hanlder): New.
6610 * genopinit.c: Update optabs generation table.
6611 * reload.c (find_reloads_address_1): Use optabs accestors.
6612 * builtins.c (expand_builtin_mathfn): Likewise.
6613 (expand_builtin_mathfn_2): Likewise.
6614 (expand_builtin_mathfn_3): Likewise.
6615 (expand_builtin_interclass_mathfn): Likewise.
6616 (expand_builtin_sincos): Likewise.
6617 (expand_builtin_cexpi): Likewise.
6618 (expand_builtin_powi): Likewise.
6619 (expand_builtin_strlen): Likewise.
6620 * dojump.c (do_jump): Likewise.
6621 * expr.c (convert_move): Likewise.
6622 (move_by_pieces): Likewise.
6623 (move_by_pieces_ninsns): Likewise.
6624 (can_store_by_pieces): Likewise.
6625 (store_by_pieces_1): Likewise.
6626 (emit_move_via_integer): Likewise.
6627 (emit_move_complex): Likewise.
6628 (emit_move_ccmode): Likewise.
6629 (emit_move_insn_1): Likewise.
6630 (emit_single_push_insn): Likewise.
6631 (store_constructor): Likewise.
6632 (expand_expr_real_1): Likewise.
6633 (do_store_flag): Likewise.
6634 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6635 (enumerate_modes): Likewise.
6636 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6637 (supportable_widening_operation): Likewise.
6638 (supportable_narrowing_operation): Likewise.
6639 * expmed.c (store_bit_field_1): Likewise.
6640 (extract_bit_field_1): Likewise.
6641 (expand_mult_highpart_optab): Likewise.
6642 (expand_smod_pow2): Likewise.
6643 (expand_divmod): Likewise.
6644 (emit_store_flag): Likewise.
6645 * tree-vect-patterns.c
6646 (vect_pattern_recog_1): Likewise.
6647 * tree-ssa-loop-prefetch.c
6648 (nontemporal_store_p): Likewise.
6649 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6650 (vect_create_epilog_for_reduction): Likewise.
6651 (vectorizable_reduction): Likewise.
6652 (vectorizable_operation): Likewise.
6653 (vect_strided_store_supported): Likewise.
6654 (vectorizable_store): Likewise.
6655 (vect_strided_load_supported): Likewise.
6656 (vectorizable_load): Likewise.
6657 * combine.c (simplify_comparison): Likewise.
6658 * tree-vect-generic.c
6659 (type_for_widest_vector_mode): Likewise.
6660 (expand_vector_operations_1): Likewise.
6661 * config/spu/spu.c (spu_expand_mov): Likewise.
6662 (spu_emit_vector_compare): Likewise.
6663 * config/rs6000/rs6000.c
6664 (rs6000_emit_vector_compare): Likewise.
6665 * stmt.c (add_case_node): Likewise.
6666 * reload1.c (gen_reload):
6668 2007-08-09 Michael Matz <matz@suse.de>
6670 * tree.h (fixed_zerop): Declare as taking a const_tree.
6671 * tree.c (fixed_zerop): Take a const_tree.
6673 2007-08-09 Ira Rosen <irar@il.ibm.com>
6675 * tree-vect-transform.c (vectorizable_store): Remove call to
6676 copy_virtual_operands() and call mark_symbols_for_renaming() for
6677 the created vector store.
6678 (vect_setup_realignment): Don't call copy_virtual_operands() and
6679 update_vuses_to_preheader().
6680 (vectorizable_load): Don't call copy_virtual_operands().
6681 (update_vuses_to_preheader): Remove.
6683 2007-08-08 Chao-ying Fu <fu@mips.com>
6685 * tree.def (FIXED_POINT_TYPE): New type.
6686 (FIXED_CST): New constant.
6687 (FIXED_CONVERT_EXPR): New expr.
6688 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6689 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6690 * tree.h (struct tree_base): Add saturating_flag.
6691 Remove one bit of spare for saturating_flag.
6692 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6693 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6694 FIXED_POINT_TYPE_P): Define.
6695 (TYPE_SATURATING): Define.
6696 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6697 (struct tree_fixed_cst): New.
6698 (TYPE_IBIT, TYPE_FBIT): Define.
6699 (tree_node): Add fixed_cst.
6700 (enum tree_index): Add new enumeration values of
6701 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6702 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6703 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6704 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6705 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6706 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6707 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6708 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6709 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6710 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6711 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6712 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6713 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6714 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6715 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6716 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6717 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6718 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6719 (sat_short_fract_type_node, sat_fract_type_node,
6720 sat_long_fract_type_node, sat_long_long_fract_type_node,
6721 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6722 sat_unsigned_long_fract_type_node,
6723 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6724 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6725 unsigned_short_fract_type_node, unsigned_fract_type_node,
6726 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6727 sat_short_accum_type_node, sat_accum_type_node,
6728 sat_long_accum_type_node, sat_long_long_accum_type_node,
6729 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6730 sat_unsigned_long_accum_type_node,
6731 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6732 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6733 unsigned_short_accum_type_node, unsigned_accum_type_node,
6734 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6735 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6736 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6737 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6738 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6739 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6740 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6741 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6742 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6743 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6744 sat_uda_type_node, sat_uta_type_node): New macro.
6745 (make_fract_type, make_accum_type): Declare.
6746 (make_signed_fract_type, make_unsigned_fract_type,
6747 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6748 make_signed_accum_type, make_unsigned_accum_type,
6749 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6750 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6751 make_or_reuse_sat_signed_fract_type,
6752 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6753 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6754 make_or_reuse_sat_unsigned_accum_type): New macro.
6755 (fixed_zerop): Declare.
6756 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6757 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6758 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6759 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6760 * treestruct.def: Add TS_FIXED_CST.
6761 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6763 (tree-dump.o): Likewise.
6764 (print-tree.o): Likewise.
6765 (tree-pretty-print.o): Likewise.
6766 (fold-const.o): Likewise.
6767 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6768 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6769 (is_gimple_min_invariant): Handle FIXED_CST.
6770 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6771 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6772 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6773 (layout_type): Handle FIXED_POINT_TYPE.
6774 (make_fract_type, make_accum_type): New functions.
6775 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6776 * tree-dump.c (fixed-value.h): New include.
6777 (dump_fixed): New function.
6778 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6779 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6780 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6781 * tree-pretty-print.c (fixed-value.h): New include.
6782 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6784 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6785 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6786 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6787 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6788 for non-saturating fixed-point types.
6789 (reassociate_bb): Likewise.
6790 * emit-rtl.c (fixed-value.h): New include.
6791 (fconst0, fconst1): New array.
6792 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6793 * tree-vect-generic.c expand_vector_operation): Support
6794 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6796 (type_for_widest_vector_mode): Add one parameter for the
6798 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6800 Pass the satp parameter to type_for_mode for fixed-point types.
6801 (expand_vector_operations_1): Pass the saturating flag to
6802 type_for_widest_vector_mode.
6803 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6804 and MODE_VECTOR_UACCUM.
6805 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6806 (vectorizable_condition): Likewise.
6807 * tree.c (fixed-value.h): New include.
6808 (tree_code_size): Support FIXED_CST.
6809 (build_fixed): New function.
6810 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6811 (fixed_zerop): New function.
6812 (tree_node_structure): Support FIXED_CST.
6813 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6814 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6815 (type_hash_eq): Handle FIXED_POINT_TYPE.
6816 (simple_cst_equal): Support FIXED_CST.
6817 (iterative_hash_expr): Handle FIXED_CST.
6818 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6819 (get_narrower): Likewise.
6820 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6821 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6822 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6823 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6825 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6826 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6827 (initializer_zerop): Support FIXED_CST.
6828 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6829 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6830 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6831 (is_base_type): Handle FIXED_POINT_TYPE.
6832 (add_type_attribute): Handle FIXED_POINT_TYPE.
6833 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6834 * print-tree.c (fixed-value.h): New include.
6835 (print_node_brief): Support FIXED_CST.
6836 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6837 * c-pretty-print.c (fixed-value.h): New include.
6838 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6839 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6840 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6841 Support fixed-point types for inner items in VECTOR_TYPE.
6842 (pp_c_direct_declarator): Likewise.
6843 (pp_c_declarator): Likewise.
6844 (pp_c_fixed_constant): New function.
6845 (pp_c_constant): Handle FIXED_CST.
6846 (pp_c_primary_expression): Likewise.
6847 (pp_c_expression): Likewise.
6848 * fold-const.c (fixed-value.h): New include.
6849 (negate_expr_p): Return true for FIXED_CST.
6850 (fold_negate_expr): Support FIXED_CST.
6851 (split_tree): Support FIXED_CST.
6852 (const_binop): Support FIXED_CST.
6853 (fold_convert_const_int_from_fixed): New function to convert from
6855 (fold_convert_const_real_from_fixed): New function to convert from
6857 (fold_convert_const_fixed_from_fixed): New function to convert from
6858 fixed to another fixed.
6859 (fold_convert_const_fixed_from_int): New function to convert from
6861 (fold_convert_const_fixed_from_real): New function to convert from
6863 (fold_convert_const): Support conversions from fixed to int, from
6864 fixed to real, from fixed to fixed, from int to fixed, and from real
6866 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6867 (operand_equal_p): Support FIXED_CST.
6868 (make_range): For fixed-point modes, we need to pass the
6869 saturating flag as the 2nd parameter.
6870 (tree_swap_operands_p): Handle FIXED_CST.
6871 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6873 (fold_unary): Support FIXED_CONVERT_EXPR.
6874 (fold_binary): Handle FIXED_CST.
6875 Make sure the type is not saturating, before associating operations.
6876 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6877 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6878 (fold_negate_const): Support FIXED_CST.
6879 (fold_relational_const): Support FIXED_CST.
6880 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6881 (gimplify_expr): Handle FIXED_CST.
6882 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6883 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6884 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6885 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6886 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6887 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6888 LONG_LONG_ACCUM_TYPE_SIZE.
6889 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6890 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6891 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6892 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6893 MODE_ACCUM, and MODE_UACCUM.
6894 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6895 fixed-point types to disable reduction.
6896 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6898 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6900 * config/rs6000/x-rs6000: New file.
6901 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6902 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6903 (EXTRA_SPEC_FUNCTIONS): Define.
6904 (HAVE_LOCAL_CPU_DETECT): Define.
6905 (CC1_CPU_SPEC): Define.
6906 * config/rs6000/driver-rs6000.c: New file.
6907 * config/rs6000/aix.h (CC1_SPEC): Define.
6908 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6909 * config.host: Add x-rs6000 to host_xmake_file if host and target
6910 are rs6000 or powerpc.
6912 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6914 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6916 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6917 Sandra Loosemore <sandra@codesourcery.com>
6918 Chao-ying Fu <fu@mips.com>
6919 Nigel Stephens <nigel@mips.com>
6920 David Ung <davidu@mips.com>
6922 * doc/invoke.texi (-mcode-readable): Document.
6923 * config/mips/mips.opt (mcode-readable): New option.
6924 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6925 * config/mips/mips.h (mips_code_readable_setting): New enum.
6926 (mips_code_readable): Declare.
6927 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6928 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6929 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6930 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6931 boiler-plate comments.
6932 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6933 * config/mips/mips.c (mips_code_readable): New variable.
6934 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6935 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6936 context and -mcode-readable setting to restrict the use of
6937 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6938 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6939 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6940 (mips_blocks_for_constant_p): Only return false for
6941 TARGET_MIPS16_PCREL_LOADS.
6942 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6943 for MIPS16. Handle SYMBOL_32_HIGH.
6944 (mips_const_insns): Allow HIGHs for MIPS16 too.
6945 (mips_unspec_address_offset): New function, split out from...
6946 (mips_unspec_address): ...here.
6947 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6948 16-bit symbolic constants. Assert approropiate conditions for
6949 using the "la" and "dla" macros.
6950 (mips_handle_option): Handle -mcode-readable=.
6951 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6952 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6953 (mips_strip_unspec_address): New function, split out from...
6954 (print_operand_reloc): ...here.
6955 (print_operand): Pass constants through mips_strip_unspec_address.
6956 (print_operand_address): Likewise.
6957 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6958 (mips_select_rtx_section): Remove MIPS16 handling.
6959 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6960 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6961 (mips16_lay_out_constants): Do nothing unless
6962 TARGET_MIPS16_PCREL_LOADS.
6963 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6964 * config/mips/mips.md: Split HIGHs for MIPS16.
6965 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6967 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6969 * config/mips/mips-protos.h (mips_emit_move): Declare.
6970 * config/mips/mips.c (mips_emit_move): New function.
6971 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6972 (mips_legitimize_const_move): Likewise.
6973 (mips_legitimize_move): Likewise.
6974 (mips_split_64bit_move): Likewise.
6975 (mips_restore_gp): Likewise.
6976 (mips_load_call_address): Likewise.
6977 (mips_emit_fcc_reload): Likewise.
6978 (mips_set_return_address): Likewise.
6979 (mips_block_move_straight): Likewise.
6980 (mips_block_move_loop): Likewise.
6981 (mips_setup_incoming_varargs): Likewise.
6982 (mips_save_reg): Likewise.
6983 (mips_expand_prologue): Likewise.
6984 (mips_restore_reg): Likewise.
6985 (mips_expand_epilogue): Likewise.
6986 (mips_output_mi_thunk): Likewise.
6987 (build_mips16_call_stub): Likewise.
6988 (mips_builtin_branch_and_move): Likewise.
6989 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6990 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6991 (fixuns_truncdfdi2): Likewise.
6992 (fixuns_truncsfsi2): Likewise.
6993 (fixuns_truncsfdi2): Likewise.
6994 (loadgp_absolute): Likewise.
6995 (builtin_setjmp_setup): Likewise.
6996 (builtin_longjmp): Likewise.
6997 (untyped_call): Likewise.
6999 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7001 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7002 an "rtx *" argument. Return a bool.
7003 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7004 values and return true if they can be split. Take the same kind of
7005 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7006 and store the lo_sum there if nonnull. Use the symbol type to
7007 determine whether a $gp or HIGH is needed.
7008 (mips_legitimize_address): Update call to mips_split_symbol and
7009 simplify accordingly.
7010 (mips_legitimize_const_move): Likewise.
7011 * config/mips/mips.md: In the combine define_split,
7012 check mips_split_symbol instead of splittable_symbolic_operand.
7013 Update use of mips_split_symbol in the generator code.
7014 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7016 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7018 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7019 (mips_symbol_insns_1): New function, split out from...
7020 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7021 and stores separately from load addresses.
7022 (mips_classify_address): Replace uses of mips_symbolic_address_p
7023 with uses of mips_symbol_insns.
7024 (mips_address_insns): Update calls to mips_symbol_insns.
7025 (mips_const_insns): Likewise.
7026 (mips_legitimize_address): Likewise.
7028 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7030 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7031 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7032 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7033 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7034 non-call contexts if TARGET_MIPS16.
7035 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7036 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7037 code for SYMBOL_ABSOLUTE.
7038 (mips_symbol_insns): Likewise.
7040 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7042 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7043 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7044 (mips_symbolic_constant_p): Likewise. Update the call to
7045 mips_classify_symbol.
7046 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7047 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7048 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7049 (print_operand_reloc): Add a context argument. Update the call to
7050 mips_symbolic_constant_p.
7051 (print_operand): Update the calls to print_operand_reloc.
7052 (print_operand_address): Use print_operand_reloc rather than
7054 (mips_rewrite_small_data_p): Add a context argument. Update the call
7055 to mips_symbolic_constant_p.
7056 (mips_small_data_pattern_1): Make DATA the containing mem.
7057 Update the call to mips_rewrite_small_data_p.
7058 (mips_rewrite_small_data_1): Likewise.
7059 (mips_use_anchors_for_symbol_p): Update the call to
7060 mips_symbolic_constant_p.
7061 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7062 (splittable_symbolic_operand): Likewise.
7063 (move_operand): Likewise.
7064 (absolute_symbolic_operand): Likewise.
7065 (got_disp_operand): Likewise.
7066 (got_page_ofst_operand): Likewise.
7068 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7070 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7071 (SYMBOL_ABSOLUTE): ...this.
7072 (SYMBOL_SMALL_DATA): Rename to...
7073 (SYMBOL_GP_RELATIVE): ...this.
7074 (SYMBOL_CONSTANT_POOL): Rename to...
7075 (SYMBOL_PC_RELATIVE): ...this.
7076 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7077 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7078 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7079 after above changes.
7080 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7081 (general_symbolic_operand): Rename to...
7082 (absolute_symbolic_operand): ...this.
7083 * config/mips/mips.md: Update after above changes.
7085 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7086 Revital Eres <eres@il.ibm.com>
7088 * ddg.c (print_ddg): Add dump information.
7089 * modulo-sched.c (print_node_sched_params): Add parameter and
7091 (calculate_maxii): Remove function.
7092 (undo_generate_reg_moves): Likewise.
7093 (undo_permute_partial_schedule): Likewise.
7094 (kernel_number_of_cycles): Likewise.
7095 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7096 (sms_schedule): Use it. Remove profitability checks.
7097 (sms_schedule_by_order): Fix order of nodes within the cycle.
7099 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7101 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7102 -profile option, add pie support.
7103 (ENDFILE_SPEC): New spec.
7104 * config/gnu.h (LIB_SPEC): Add -profile option.
7106 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7108 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7109 * config/gnu.h (LIB_SPEC): Likewise.
7111 2007-08-07 Yaz Saito <saito@google.com>
7112 Ian Lance Taylor <iant@google.com>
7114 * common.opt (finstrument-functions-exclude-function-list): New
7116 (finstrument-functions-exclude-file-list): New option.
7117 * opts.c (char_p): Define and DEF_VEC.
7118 (flag_instrument_functions_exclude_functions): New static
7120 (flag_instrument_functions_exclude_files): New static variable.
7121 (add_instrument_functions_exclude_list): New static function.
7122 (flag_instrument_functions_exclude_p): New function.
7123 (common_handle_option): Handle new options.
7124 * flags.h (flag_instrument_functions_exclude_p): Declare.
7125 * gimplify.c (gimplify_function_tree): Call
7126 flag_instrument_functions_exclude_p.
7127 * doc/invoke.texi (Option Summary): Mention new options.
7128 (Code Gen Options): Document new options.
7130 2007-08-07 Ian Lance Taylor <iant@google.com>
7132 PR rtl-optimization/32776
7133 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7134 (resolve_use): Likewise.
7135 (decompose_multiword_subregs): Remove "changed" local variable.
7137 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7139 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7140 * configure: Regenerate.
7141 * config.in: Regenerate.
7142 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7145 2007-08-07 Ian Lance Taylor <iant@google.com>
7147 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7148 note, just delete the insn.
7150 2007-08-07 Andreas Schwab <schwab@suse.de>
7153 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7156 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7158 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7159 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7160 (decompose_multiword_subregs): Use the functions above to decompose
7161 multiword shifts and zero-extends.
7163 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7165 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7166 "assemble" descriptions which were swapped.
7168 2007-08-06 Chao-ying Fu <fu@mips.com>
7170 * fixed-value.h: New file.
7171 * fixed-value.c: New file.
7172 * Makefile.in (OBJS-common): Add fixed-value.o.
7173 (fixed-value.o): New rule.
7174 (GTFILES): Add fixed-value.h.
7175 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7176 to compare a.low and b.low.
7177 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7179 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7180 Daniel Jacobowitz <dan@codesourcery.com>
7183 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7185 (x86_64-*-netbsd*): Likewise.
7186 (x86_64-*-linux*): Likewise.
7187 (x86_64-*-kfreebsd*-gnu): Likewise.
7188 (x86_64-*-knetbsd*-gnu): Likewise.
7189 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7191 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7193 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7194 Add -fno-asynchronous-unwind-tables.
7196 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7197 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7198 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7199 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7200 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7202 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7204 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7205 (TARGET_C_MODE_FOR_SUFFIX): New.
7207 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7209 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7211 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7213 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7215 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7217 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7218 before checking function returns in conditional expressions.
7220 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7223 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7225 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7228 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7229 for INTEGRAL_TYPE_P.
7231 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7233 * configure.ac: Remove --enable-checking=df from default settings.
7234 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7235 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7236 if the parameter is true.
7237 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7238 DF_VERIFY_SCHEDULED flag is true.
7239 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7240 (df_finish_pass): Adjust prototype.
7241 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7244 * see.c (pass_see): Add TODO_df_verify.
7245 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7246 * global.c (rest_of_handle_global_alloc): Schedule verification
7248 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7250 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7251 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7252 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7254 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7255 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7256 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7258 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7259 Revital Eres <eres@il.ibm.com>
7261 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7263 * ddg.c (create_ddg_dependence): Rename to...
7264 (create_ddg_dep_from_intra_loop_link): This. Do not check
7265 for interloop edges. Do not create anti dependence edge when
7266 a true dependence edge exists in the opposite direction and
7267 -fmodulo-sched-allow-regmoves is set.
7268 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7269 (add_cross_iteration_register_deps): Create anti dependence edge
7270 when -fno-modulo-sched-allow-regmoves is set.
7271 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7273 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7275 * config/arm/arm.md (movsi): Add braces.
7277 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7280 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7281 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7284 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7286 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7287 state accessor functions.
7288 * cfgloopmanip.c (remove_path, create_preheaders,
7289 force_single_succ_latches, fix_loop_structure): Ditto.
7290 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7291 tree_duplicate_loop_to_header_edge): Ditto.
7292 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7293 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7295 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7296 cleanup_tree_cfg): Ditto.
7297 * tree-cfg.c (tree_merge_blocks): Ditto.
7298 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7299 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7300 loop_preheader_edge, single_exit): Ditto.
7301 (flow_loops_find): Do not clear loops->state.
7302 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7303 loops_state_clear): New functions.
7305 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7308 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7309 when adding to the base and convert ELT to sizetype instead of type.
7311 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7315 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7317 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7320 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7321 correct type the negate expression.
7323 2007-08-03 Jan Hubicka <jh@suse.cz>
7325 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7328 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7330 * config/rs6000/rs6000.c (struct processor_cost): Change
7331 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7332 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7334 (rios1_costs, rios2_cost): Correct cache line size.
7335 (rs6000_override_options): Set l2-cache-size parameter.
7337 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7338 Diego Novillo <dnovillo@google.com>
7341 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7342 if the range includes 0.
7344 2007-08-03 Ben Elliston <bje@au.ibm.com>
7346 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7347 mode to unspec expressions to silence a warning from the generator
7350 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7352 * config/ia64/constraints.md ("U"): Make constraint vector only.
7354 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7357 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7358 always_inline attribute on the function decl.
7360 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7363 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7364 if we are compiling with -fPIC.
7366 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7367 Nigel Stephens <nigel@mips.com>
7369 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7370 Define for MIPS32 and MIPS64.
7372 2007-08-02 Nick Clifton <nickc@redhat.com>
7374 * config/host-hpux.c: Change copyright header to refer to version
7375 3 of the GNU General Public License and to point readers at the
7376 COPYING3 file and the FSF's license web page.
7377 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7378 config/alpha/linux.h, config/alpha/alpha.opt,
7379 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7380 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7381 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7382 config/alpha/alpha.h, config/alpha/sync.md,
7383 config/alpha/openbsd.h, config/alpha/alpha.md,
7384 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7385 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7386 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7387 config/alpha/constraints.md, config/alpha/osf.h,
7388 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7389 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7390 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7391 config/frv/frv-asm.h, config/frv/frv-protos.h,
7392 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7393 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7394 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7395 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7396 config/s390/s390.opt, config/s390/s390-modes.def,
7397 config/s390/fixdfdi.h, config/s390/constraints.md,
7398 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7399 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7400 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7401 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7402 config/m32c/prologue.md, config/m32c/m32c.abi,
7403 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7404 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7405 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7406 config/m32c/jump.md, config/m32c/shift.md,
7407 config/m32c/m32c-protos.h, config/libgloss.h,
7408 config/spu/spu-protos.h, config/spu/predicates.md,
7409 config/spu/spu-builtins.h, config/spu/spu.c,
7410 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7411 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7412 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7413 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7414 config/sparc/hypersparc.md, config/sparc/predicates.md,
7415 config/sparc/linux.h, config/sparc/sp64-elf.h,
7416 config/sparc/supersparc.md, config/sparc/cypress.md,
7417 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7418 config/sparc/niagara.md, config/sparc/sparc.md,
7419 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7420 config/sparc/sparc.opt, config/sparc/sync.md,
7421 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7422 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7423 config/sparc/sparc.c, config/sparc/little-endian.opt,
7424 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7425 config/sparc/linux64.h, config/sparc/freebsd.h,
7426 config/sparc/sol2.h, config/sparc/rtemself.h,
7427 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7428 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7429 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7430 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7431 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7432 config/m32r/linux.h, config/m32r/constraints.md,
7433 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7434 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7435 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7436 config/i386/i386.md, config/i386/netware-crt0.c,
7437 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7438 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7439 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7440 config/i386/sol2.h, config/i386/constraints.md,
7441 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7442 config/i386/predicates.md, config/i386/geode.md,
7443 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7444 config/i386/freebsd64.h, config/i386/vxworksae.h,
7445 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7446 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7447 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7448 config/i386/netware.h, config/i386/i386-modes.def,
7449 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7450 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7451 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7452 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7453 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7454 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7455 config/i386/xm-mingw32.h, config/i386/linux64.h,
7456 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7457 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7458 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7459 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7460 config/i386/cygwin2.c, config/i386/i386-protos.h,
7461 config/i386/sync.md, config/i386/openbsd.h,
7462 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7463 config/i386/nto.h, config/i386/biarch64.h,
7464 config/i386/i386-coff.h, config/i386/freebsd.h,
7465 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7466 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7467 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7468 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7469 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7470 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7471 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7472 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7473 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7474 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7475 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7476 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7477 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7478 config/sh/superh64.h, config/sh/rtemself.h,
7479 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7480 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7481 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7482 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7483 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7484 config/avr/predicates.md, config/avr/constraints.md,
7485 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7486 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7487 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7488 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7489 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7490 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7491 config/c4x/predicates.md, config/c4x/c4x.h,
7492 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7493 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7494 config/xtensa/linux.h, config/xtensa/xtensa.h,
7495 config/xtensa/elf.h, config/xtensa/xtensa.md,
7496 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7497 config/xtensa/xtensa-protos.h, config/dbx.h,
7498 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7499 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7500 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7501 config/host-solaris.c, config/fr30/fr30.h,
7502 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7503 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7504 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7505 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7506 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7507 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7508 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7509 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7510 config/cris/predicates.md, config/cris/linux.h,
7511 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7512 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7513 config/cris/aout.opt, config/cris/cris-protos.h,
7514 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7515 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7516 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7517 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7518 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7519 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7520 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7521 config/chorus.h, config/mn10300/mn10300.c,
7522 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7523 config/mn10300/mn10300.h, config/mn10300/linux.h,
7524 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7525 config/mn10300/mn10300.md, config/ia64/predicates.md,
7526 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7527 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7528 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7529 config/ia64/freebsd.h, config/ia64/ia64.md,
7530 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7531 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7532 config/gofast.h, config/rtems.h, config/sol2-10.h,
7533 config/m68k/predicates.md, config/m68k/m68k.md,
7534 config/m68k/linux.h, config/m68k/m68k-modes.def,
7535 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7536 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7537 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7538 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7539 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7540 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7541 config/m68k/constraints.md, config/m68k/rtemself.h,
7542 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7543 config/m68k/uclinux.h, config/rs6000/power4.md,
7544 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7545 config/rs6000/linux.h, config/rs6000/eabi.h,
7546 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7547 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7548 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7549 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7550 config/rs6000/windiss.h, config/rs6000/603.md,
7551 config/rs6000/aix41.h, config/rs6000/cell.md,
7552 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7553 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7554 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7555 config/rs6000/default64.h, config/rs6000/7xx.md,
7556 config/rs6000/darwin.opt, config/rs6000/spe.md,
7557 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7558 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7559 config/rs6000/7450.md, config/rs6000/linux64.h,
7560 config/rs6000/constraints.md, config/rs6000/440.md,
7561 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7562 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7563 config/rs6000/rs6000.h, config/rs6000/power6.md,
7564 config/rs6000/predicates.md, config/rs6000/altivec.md,
7565 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7566 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7567 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7568 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7569 config/rs6000/linux64.opt, config/rs6000/sync.md,
7570 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7571 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7572 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7573 config/rs6000/eabispe.h, config/rs6000/e500.h,
7574 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7575 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7576 config/rs6000/aix.h, config/rs6000/vxworks.h,
7577 config/rs6000/40x.md, config/rs6000/aix51.h,
7578 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7579 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7580 config/arc/arc.h, config/mcore/mcore-elf.h,
7581 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7582 config/mcore/mcore.md, config/mcore/mcore.c,
7583 config/mcore/mcore.opt, config/mcore/mcore.h,
7584 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7585 config/score/predicates.md, config/score/score-version.h,
7586 config/score/score-protos.h, config/score/misc.md,
7587 config/score/elf.h, config/score/score.c, config/score/mac.md,
7588 config/score/score7.md, config/score/score.h,
7589 config/score/score-conv.h, config/score/score-mdaux.c,
7590 config/score/score.md, config/score/score.opt,
7591 config/score/score-modes.def, config/score/score-mdaux.h,
7592 config/score/mul-div.S, config/arm/uclinux-elf.h,
7593 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7594 config/arm/symbian.h, config/arm/linux-elf.h,
7595 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7596 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7597 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7598 config/arm/strongarm-pe.h, config/arm/arm.h,
7599 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7600 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7601 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7602 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7603 config/arm/arm-cores.def, config/arm/arm-protos.h,
7604 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7605 config/arm/wince-pe.h, config/arm/neon.md,
7606 config/arm/constraints.md, config/arm/neon.ml,
7607 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7608 config/arm/arm.opt, config/arm/arm926ejs.md,
7609 config/arm/predicates.md, config/arm/iwmmxt.md,
7610 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7611 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7612 config/arm/neon-testgen.ml, config/arm/arm.md,
7613 config/arm/xscale-coff.h, config/arm/pe.c,
7614 config/arm/arm-generic.md, config/arm/pe.h,
7615 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7616 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7617 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7618 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7619 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7620 config/pa/predicates.md, config/pa/pa64-hpux.h,
7621 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7622 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7623 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7624 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7625 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7626 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7627 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7628 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7629 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7630 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7631 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7632 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7633 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7634 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7635 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7636 config/mips/linux64.h, config/mips/elforion.h,
7637 config/mips/constraints.md, config/mips/generic.md,
7638 config/mips/predicates.md, config/mips/4300.md,
7639 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7640 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7641 config/mips/5k.md, config/mips/vr4120-div.S,
7642 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7643 config/mips/mips-protos.h, config/mips/6000.md,
7644 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7645 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7646 config/mips/mips-modes.def, config/mips/vr.h,
7647 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7648 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7649 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7650 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7651 config/vax/openbsd1.h, config/vax/netbsd.h,
7652 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7653 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7654 config/h8300/rtems.h, config/h8300/predicates.md,
7655 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7656 config/h8300/h8300.md, config/h8300/h8300.opt,
7657 config/h8300/coff.h, config/h8300/h8300-protos.h,
7658 config/v850/v850.md, config/v850/predicates.md,
7659 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7660 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7661 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7662 config/mmix/mmix.h, config/mmix/predicates.md,
7663 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7664 config/mmix/mmix.c, config/mmix/mmix.opt,
7665 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7666 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7667 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7668 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7671 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7673 * emit-rtl.c (reset_used_decls): Rename to...
7674 (set_used_decls): ...this. Set the used flag rather than clearing it.
7675 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7676 DECL_RTLs rather than resetting them.
7678 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7680 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7682 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7684 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7685 argument to find_reloads_address.
7687 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7689 PR tree-optimization/32919
7690 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7691 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7692 (coalesce_ssa_name): Call it.
7694 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7695 David Ung <davidu@mips.com>
7697 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7698 (__mips16_unorddf2, __mips16_floatunsidf): New.
7699 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7701 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7703 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7705 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7706 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7707 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7708 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7709 * omp-low.c (get_ws_args_for, determine_parallel_type,
7710 expand_omp_for_generic, expand_omp_for_static_nochunk,
7711 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7712 Work with more precise CFG.
7713 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7714 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7716 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7717 * gimple-low.c (lower_stmt): Ditto.
7718 * tree-inline.c (estimate_num_insns_1): Ditto.
7719 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7720 (OMP_SECTIONS_SWITCH): New.
7721 * tree-cfgcleanup.c (cleanup_omp_return): New.
7722 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7723 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7724 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7725 (tree_redirect_edge_and_branch): Handle omp constructs.
7727 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7728 with three arguments.
7730 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7732 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7735 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7737 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7738 the loop structures may need fixing.
7739 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7741 (cleanup_tree_cfg_loop): Removed.
7742 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7743 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7744 instead of running cleanup_tree_cfg_loop.
7745 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7746 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7747 (tree_predictive_commoning): Declaration changed.
7748 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7750 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7752 * doc/invoke.texi (l1-cache-size): Update documentation.
7753 (l2-cache-size): Document.
7754 * params.h (L2_CACHE_SIZE): New macro.
7755 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7756 that L1_CACHE_SIZE is in kB now.
7757 (L2_CACHE_SIZE_BYTES): New macro.
7758 (tree_ssa_prefetch_arrays): Show size in kB.
7759 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7760 and l2_cache_size fields.
7761 * config/i386/driver-i386.c (describe_cache): Detect cache size
7763 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7764 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7765 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7766 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7767 (override_options): Set l1-cache-size and l2-cache-size to default
7768 values if not specified otherwise.
7769 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7770 (PARAM_L2_CACHE_SIZE): New.
7772 2007-08-01 Nigel Stephens <nigel@mips.com>
7773 David Ung <davidu@mips.com>
7774 Thiemo Seufer <ths@mips.com>
7775 Chris Dearman <chris@mips.com>
7776 Richard Sandiford <richard@codesourcery.com>
7778 * config.gcc (mips*-sde-elf*): New stanza.
7779 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7780 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7781 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7782 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7783 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7784 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7786 * config/mips/sde.h: New file.
7787 * config/mips/t-libgcc-mips16: Likewise.
7788 * config/mips/t-sde: Likewise.
7789 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7790 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7791 _MIPS_FPSET and _MIPS_SZINT.
7792 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7793 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7794 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7795 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7796 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7797 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7798 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7799 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7800 _MIPS_SZPTR and _MIPS_FPSET.
7801 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7802 architecture is specified.
7803 (MIPS_32BIT_OPTION_SPEC): New macro.
7805 2007-07-31 Dan Hipschman <dsh@google.com>
7807 * gcc.c (end_going_arg): New function.
7808 (do_spec_2): Use it.
7809 (do_spec_1): Use it.
7811 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7813 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7814 only if ENABLE_CHECKING is defined.
7816 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7818 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7819 df_ru_add_problem, df_ru_get_bb_info): Removed.
7820 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7821 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7822 df_ru_free_bb_info, df_ru_alloc,
7823 df_ru_bb_local_compute_process_def,
7824 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7825 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7826 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7827 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7828 df_ru_add_problem): Removed.
7830 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7833 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7834 (casesi32p, casesi64p): Likewise.
7835 (casesi): Adjust for above.
7837 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7839 * mode-switching.c (create_pre_exit): Don't search past calls.
7841 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7843 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7845 2007-07-31 Revital Eres <eres@il.ibm.com>
7847 * ddg.c (add_deps_for_def): Rename to...
7848 (add_cross_iteration_register_deps): This. Change implementation
7849 to use only reaching def and def-use chains to construct the
7850 inter loop dependencies.
7851 (add_deps_for_use): Remove function.
7852 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7853 function to build the inter loop dependencies.
7854 * modulo-sched.c (sms_schedule): Build only
7855 reaching def and def-use chains for the propose of the ddg
7858 2007-07-31 Julian Brown <julian@codesourcery.com>
7860 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7861 New define_insns. Use correct RTL.
7862 (vec_set<mode>): Write as expander.
7864 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7866 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7867 to an unallocated space.
7869 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7872 (split_constant_offset): Enable split_constant_offset to extract
7873 constants from other statements.
7874 * tree-vect-transform.c
7875 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7876 to a temp var. Force base_offset to be simple.
7878 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7880 * df-scan.c (df_scan_verify): Remove artificial limit on
7881 the number of blocks for verification.
7882 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7883 df_simulate_defs): Avoid unnecessary insn checking for defs.
7885 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7887 * config/m68k/lb1sf68.asm (FUNC): New macro.
7889 (__udivsi3): Likewise.
7890 (__divsi3): Likewise.
7891 (__umodsi3): Likewise.
7892 (__modsi3): Likewise.
7893 (__subdf3): Likewise.
7894 (__adddf3): Likewise.
7895 (__muldf3): Likewise.
7896 (__divdf3): Likewise.
7897 (__negdf2): Likewise.
7898 (__cmpdf2): Likewise.
7899 (__subsf3): Likewise.
7900 (__addsf3): Likewise.
7901 (__mulsf3): Likewise.
7902 (__divsf3): Likewise.
7903 (__negsf2): Likewise.
7904 (__cmpsf2): Likewise.
7905 (__eqdf2): Likewise.
7906 (__nedf2): Likewise.
7907 (__gtdf2): Likewise.
7908 (__gedf2): Likewise.
7909 (__ltdf2): Likewise.
7910 (__ledf2): Likewise.
7911 (__eqsf2): Likewise.
7912 (__nesf2): Likewise.
7913 (__gtsf2): Likewise.
7914 (__gesf2): Likewise.
7915 (__ltsf2): Likewise.
7916 (__lesf2): Likewise.
7918 2007-07-30 Ollie Wild <aaw@google.com>
7920 * c-ppoutput.c (print_lines_directives_only): New function.
7921 (scan_translation_unit_directives_only): New function.
7922 (preprocess_file): Add call to scan_translation_unit_directives_only.
7923 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7924 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7925 -fdirectives-only. Add errors for -fdirectives-only conflict with
7926 -Wunused-macros and -traditional.
7927 (finish_options): Add builtin macro initialization for
7928 -fdirectives-only + -fpreprocessed.
7929 * c.opt (fdirectives-only): New.
7930 * doc/cppopts.texi (fdirectives-only): New.
7932 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7934 * alias.c (record_set, memory_modified_1): Constify.
7935 * bt-load.c (note_btr_set): Likewise.
7936 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7937 * combine.c (set_nonzero_bits_and_sign_copies,
7938 expand_field_assignment, record_dead_and_set_regs_1,
7939 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7940 likely_spilled_retval_1): Likewise.
7941 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7942 frv_io_handle_set): Likewise.
7943 * config/mips/mips.c (mips_sim_record_set,
7944 vr4130_true_reg_dependence_p_1): Likewise.
7945 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7946 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7947 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7948 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7949 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7950 * ddg.c (mark_mem_store): Likewise.
7951 * df-problems.c (df_urec_mark_reg_change): Likewise.
7952 * function.c (update_epilogue_consts): Likewise.
7953 * gcse.c (record_set_info, record_last_set_info,
7954 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7955 reg_clear_last_set): Likewise.
7956 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7958 * jump.c (reversed_comparison_code_parts): Likewise.
7959 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7960 reg_is_set): Likewise.
7961 * loop-iv.c (mark_altered): Likewise.
7962 * mode-switching.c (reg_becomes_live): Likewise.
7963 * optabs.c (no_conflict_move_test): Likewise.
7964 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7966 * postreload.c (reload_combine_note_store, move2add_note_store):
7968 * regmove.c (flags_set_1): Likewise.
7969 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7971 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7973 * resource.c (update_live_status): Likewise.
7974 * rtl.h (set_of, note_stores): Likewise.
7975 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7976 note_stores, parms_set): Likewise.
7977 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7978 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7980 * var-tracking.c (count_stores, add_stores): Likewise.
7982 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7984 * alias.c (mems_in_disjoint_alias_sets_p,
7985 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7986 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7987 write_dependence_p, mems_in_disjoint_alias_sets_p,
7988 read_dependence, true_dependence, canon_true_dependence,
7989 anti_dependence, output_dependence): Constify.
7990 * combine.c (extended_count): Likewise.
7991 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7992 * cselib.c (get_value_hash, references_value_p,
7993 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7994 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7995 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7996 * function.c (contains, prologue_epilogue_contains,
7997 sibcall_epilogue_contains): Likewise.
7998 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7999 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8000 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8001 reg_or_subregno): Likewise.
8002 * recog.c (asm_noperands): Likewise.
8003 * reload1.c (function_invariant_p): Likewise.
8004 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8005 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8006 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8007 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8008 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8009 extended_count, prologue_epilogue_contains,
8010 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8011 canon_true_dependence, read_dependence, anti_dependence,
8012 output_dependence): Likewise.
8013 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8015 2007-07-30 Julian Brown <julian@codesourcery.com>
8017 * config/arm/neon.md (V_ext): New mode attribute.
8018 (neon_vget_lane<mode>): Replace with define_expand.
8019 (neon_vget_lane<mode>_sext_internal)
8020 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8021 and quad precision vectors.
8022 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8023 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8024 have typeless 32-bit result.
8026 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8029 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8031 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8032 use sizetype for rest.
8033 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8034 (aff_combination_convert): Don't convert rest for pointer types.
8036 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8038 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8040 * tree-ssa-alias.c: Add alloc-pool.h.
8041 (init_alias_info): Free alias_bitmap_obstack.
8042 (delete_alias_info): Call delete_mem_ref_stats.
8043 (get_mem_sym_stats_for): Use alloc_pool.
8044 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8045 (delete_mem_sym_stats): Removed.
8047 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8049 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8050 functions cannot be represented as classical distance vectors.
8052 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8055 * builtins.c (validate_arg, builtin_mathfn_code,
8056 validate_arglist): Likewise.
8057 * calls.c (call_expr_flags): Likewise.
8058 * combine.c (reg_nonzero_bits_for_combine,
8059 reg_num_sign_bit_copies_for_combine, get_last_value,
8060 reg_truncated_to_mode): Likewise.
8061 * emit-rtl.c (subreg_lowpart_p): Likewise.
8062 * expr.c (highest_pow2_factor_for_target,
8063 categorize_ctor_elements_1, categorize_ctor_elements,
8064 count_type_elements, contains_packed_reference,
8065 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8066 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8067 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8068 native_encode_int, native_encode_real, native_encode_complex,
8069 native_encode_vector, native_encode_expr, native_interpret_int,
8070 native_interpret_real, native_interpret_complex,
8071 native_interpret_vector, native_interpret_expr): Likewise.
8072 * function.c (use_register_for_decl): Likewise.
8073 * gimplify.c (get_name): Likewise.
8074 * langhooks-def.h (lhd_return_null_const_tree): New.
8075 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8076 * langhooks.c (lhd_return_null_const_tree): New.
8077 * langhooks.h (lang_get_callee_fndecl): Constify.
8078 * output.h (constructor_static_from_elts_p): Likewise.
8079 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8080 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8081 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8082 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8083 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8084 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8085 * rtlhooks-def.h (reg_nonzero_bits_general,
8086 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8088 * rtlhooks.c (reg_num_sign_bit_copies_general,
8089 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8091 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8092 * stor-layout.c (mode_for_size_tree): Likewise.
8093 * tree-ssa-loop-im.c (memref_eq): Likewise.
8094 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8095 * tree.c (contains_placeholder_p, type_list_equal,
8096 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8098 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8099 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8100 contains_placeholder_p, contains_packed_reference,
8101 get_callee_fndecl, operand_equal_for_phi_arg_p,
8102 warn_if_unused_value, is_body_block, native_encode_expr,
8103 native_interpret_expr, fold_convertible_p, operand_equal_p,
8104 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8105 validate_arglist, simple_cst_equal, type_list_equal,
8106 use_register_for_decl, call_expr_flags, get_name,
8107 highest_pow2_factor): Likewise.
8108 (const_call_expr_arg_iterator_d,
8109 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8110 first_const_call_expr_arg, more_const_call_expr_args_p,
8111 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8112 * varasm.c (constructor_static_from_elts_p): Constify.
8114 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8116 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8117 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8118 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8119 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8120 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8121 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8122 spelling conventions.
8123 * doc/invoke.texi: Follow spelling conventions.
8125 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8126 Revital Eres <eres@il.ibm.com>
8128 * modulo-sched.c (sms_schedule): Avoid loops which includes
8129 auto-increment instructions.
8131 2007-07-28 Richard Guenther <rguenther@suse.de>
8134 * fold-const.c (fold_cond_expr_with_comparison): Convert
8135 operand zero of MIN/MAX_EXPR to correct type.
8137 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8139 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8140 flags_from_decl_or_type): Constify.
8141 * gcc.c (do_spec_1): Likewise.
8142 * print-tree.c (dump_addr, print_node_brief): Likewise.
8143 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8144 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8145 tree_purge_all_dead_eh_edges): Likewise.
8146 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8147 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8149 * tree.c (expr_location, expr_has_location, expr_locus,
8150 expr_filename, expr_lineno, get_inner_array_type,
8151 fields_compatible_p): Likewise.
8152 * tree.h (get_inner_array_type, fields_compatible_p,
8153 expr_location, expr_has_location, expr_locus, expr_filename,
8154 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8155 setjmp_call_p, alloca_call_p): Likewise.
8157 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8159 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8160 TV_FLOW_INSENSITIVE.
8162 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8164 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8165 (compute_flow_insensitive_aliasing): Ditto for
8166 TV_FLOW_INSENSITIVE.
8168 2007-07-27 Jan Hubicka <jh@suse.cz>
8170 * config/i386/i386.c (register_move_cost): Remove accidentally
8171 comitted #if 0 block.
8173 * attribs.c: Include hashtab.h
8174 (attribute_hash): New.
8175 (substring): New structure.
8176 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8178 (init_attributes): Initialize attribute hash.
8179 (decl_attributes): Use attribute hash.
8180 * Makefile.in (attribs.c): Depend on hashtab.h.
8182 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8184 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8186 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8188 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8189 __mips_dspr2 and __mips_dsp_rev macros.
8190 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8192 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8194 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8196 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8200 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8201 and the updating of the live and do_not_gen sets.
8202 (df_note_bb_compute): Added updating of live and do_not_gen sets
8203 for regular defs so that the case of clobber inside conditional
8204 call is processed correctly.
8206 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8208 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8209 operands with compatible type.
8211 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8213 * expr.h (store_bit_field): Don't return a value.
8214 * expmed.c (check_predicate_volatile_ok): New function.
8215 (store_bit_field_1): New function, extracted from store_bit_field.
8216 Take a fallback_p argument and return true if the operation succeeded.
8217 Only use store_fixed_bit_field if fallback_p. Don't recompute
8218 mode_for_extraction; use op_mode instead. Try forcing memories
8219 into registers if the insv expander fails.
8220 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8221 Don't return a value.
8222 (convert_extracted_bit_field): New function, extracted from
8224 (extract_bit_field_1): Likewise. Take a fallback_p argument
8225 and return NULL if the operation succeeded. Only use
8226 extract_fixed_bit_field if fallback_p. Only calculate one
8227 extraction mode. Combine code for extv and extzv. Try forcing
8228 memories into registers if the ext(z)v expander fails.
8229 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8231 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8233 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8235 (df_ref): Likewise. Put regno with other integer fields.
8237 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8239 * df.h (df_mw_hardreg): Remove "loc" field.
8240 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8242 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8243 split out from df_set_unused_notes_for_mw. Return false for
8244 partial references. Assert that mw_reg is a REG when returning true.
8245 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8246 (df_whole_mw_reg_dead_p): New function, split out from
8247 df_set_dead_notes_for_mw. Return false for partial references.
8248 Assert that mw_reg is a REG when returning true.
8249 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8250 Remove redundant bitmap check.
8252 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8254 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8255 ($(T)crtend.o): Likwise.
8256 ($(T)crtbeginS.o): Likwise.
8257 ($(T)crtendS.o): Likwise.
8258 ($(T)crtfastmath.o): Likwise.
8260 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8262 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8263 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8264 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8265 and x_n_bbs_in_dom_tree fields.
8267 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8269 PR tree-optimization/32087
8270 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8271 Do not call scale_bbs_frequencies_int with prob of zero.
8273 2007-07-26 Julian Brown <julian@codesourcery.com>
8275 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8276 (neon_element_bits): Add prototypes.
8277 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8278 (neon_const_bounds, neon_element_bits): New functions.
8279 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8280 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8281 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8282 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8283 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8284 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8285 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8286 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8287 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8288 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8289 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8290 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8291 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8293 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8295 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8296 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8298 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8299 Julian Brown <julian@codesourcery.com>
8301 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8302 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8303 * config/arm/cortex-a8.md: New.
8304 * config/arm/cortex-a8-neon.md: New.
8305 * config/arm/neon-schedgen.ml: New.
8306 * config/arm/neon.md (vqh_mnem): New.
8308 (Is_float_mode): New.
8309 (Scalar_mul_8_16): New.
8311 (V_mode_nunits): New.
8312 (All instruction patterns): Annotate with neon_type attribute
8314 * config/arm/arm.md: Include cortex-a8.md.
8315 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8317 Annotate instruction patterns accordingly.
8318 (generic_sched): Do not use generic scheduling for Cortex-A8.
8319 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8321 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8323 * fold-const.c (fold_read_from_constant_string): Use
8325 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8327 2007-07-26 Nick Clifton <nickc@redhat.com>
8329 * tree-ssa-operands.h: Change copyright header to refer to version
8330 3 of the GNU General Public License and to point readers at the
8331 COPYING3 file and the FSF's license web page.
8332 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8333 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8334 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8335 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8336 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8337 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8338 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8339 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8340 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8341 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8342 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8343 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8344 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8345 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8346 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8347 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8348 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8349 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8350 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8351 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8352 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8353 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8354 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8355 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8356 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8357 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8358 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8359 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8360 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8361 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8362 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8363 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8364 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8365 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8366 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8367 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8368 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8369 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8370 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8371 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8372 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8373 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8374 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8375 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8376 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8377 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8378 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8379 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8380 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8381 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8382 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8383 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8384 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8385 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8386 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8387 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8388 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8389 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8390 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8391 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8392 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8393 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8394 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8395 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8396 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8397 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8398 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8399 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8400 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8401 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8402 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8403 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8404 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8405 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8406 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8407 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8408 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8409 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8410 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8411 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8412 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8413 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8414 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8415 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8416 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8417 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8418 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8419 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8420 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8421 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8422 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8423 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8424 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8425 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8426 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8427 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8428 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8429 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8430 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8431 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8432 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8433 convert.c, convert.h, langhooks-def.h, reload1.c,
8434 tree-ssa-operands.c: Likewise.
8436 2007-07-26 Jan Hubicka <jh@suse.cz>
8438 * tree-ssa-live.c: Include debug.h and flags.h.
8439 (mark_scope_block_unused): New function.
8440 (remove_unused_scope_block_p): New function.
8441 (remove_unused_locals): Remove unused blocks too.
8443 2007-07-25 Ian Lance Taylor <iant@google.com>
8445 * combine.c (combine_max_regno): Remove. Remove all uses.
8446 (struct reg_stat_struct): Rename from struct reg_stat.
8447 (reg_stat_type): Define, and declare VECs.
8448 (reg_stat): Change from pointer to VEC. Change all uses.
8449 (combine_split_insns): New static function.
8450 (try_combine, find_split_point): Call it instead of split_insns.
8452 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8454 * cfghooks.c (split_block): Fix the information about loop latch.
8456 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8458 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8460 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8462 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8463 Scan the new edge for loop exit info.
8465 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8467 * config/darwin.c: Include debug.h.
8469 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8472 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8474 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8476 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8477 (HARD_REGNO_MODE_OK): Ditto.
8478 (MODES_TIEABLE_P): Ditto.
8479 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8480 (CLASS_MAX_NREGS): Ditto.
8481 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8482 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8483 (divdf3_internal_thr): Removed.
8484 * config/ia64/div.md: New file.
8485 * config/ia64/constraints.md: Add H constraint.
8487 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8489 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8490 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8491 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8492 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8493 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8494 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8495 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8496 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8497 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8498 dump_sbitmap_file, debug_sbitmap, popcount_table,
8499 sbitmap_popcount): Constify.
8500 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8501 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8502 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8503 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8504 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8505 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8506 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8507 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8508 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8509 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8510 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8512 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8514 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8515 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8516 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8517 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8518 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8519 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8520 bitmap_intersect_p, bitmap_intersect_compl_p,
8521 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8522 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8524 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8525 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8526 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8527 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8528 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8529 debug_bitmap, debug_bitmap_file, bitmap_print,
8530 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8531 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8533 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8535 * config/darwin.c (darwin_override_options): Additional fix for
8536 debug info formats that don't support var tracking.
8538 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8540 * cselib.c (entry_and_rtx_equal_p): Constify.
8541 * gengtype.c (output_mangled_typename, write_types, write_local):
8543 * gengtype.h (const_type_p): New.
8544 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8546 * tlink.c (scan_linker_output): De-constify.
8547 * tree-ssa-loop-im.c (memref_eq): Constify.
8548 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8549 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8551 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8553 * c-common.c (fname_as_string, c_type_hash): Constify.
8554 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8555 * cgraph.c (edge_hash, edge_eq): Likewise.
8556 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8557 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8558 reg_attrs_htab_eq): Likewise.
8559 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8561 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8562 const_decl_t, const_state_t, const_automata_list_el_t): New.
8563 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8564 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8565 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8566 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8567 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8568 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8569 compare_max_occ_cycle_nums, out_state_arcs_num,
8570 compare_transition_els_num, units_cmp, state_reservs_cmp):
8572 * genmodes.c (cmp_modes): Likewise.
8573 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8574 * gimplify.c (compare_case_labels): Likewise.
8575 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8576 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8577 * matrix-reorg.c (mtt_info_hash): Likewise.
8578 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8579 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8580 (htab_hash_bucket, htab_hash_elem): Constify.
8581 * tree-browser.c (TB_parent_eq): Likewise.
8582 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8583 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8584 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8585 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8587 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8588 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8589 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8590 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8591 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8593 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8594 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8595 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8596 * tree-ssa-threadupdate.c (redirection_data_hash,
8597 redirection_data_eq): Likewise.
8598 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8599 * tree-ssa.c (var_ann_eq): Likewise.
8600 * tree-vrp.c (compare_case_labels): Likewise.
8601 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8602 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8603 tree_not_check_failed, tree_class_check_failed,
8604 tree_range_check_failed, tree_not_class_check_failed,
8605 omp_clause_check_failed, omp_clause_range_check_failed,
8606 tree_contains_struct_check_failed, tree_operand_check_failed):
8608 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8609 tree_not_check_failed, tree_class_check_failed,
8610 tree_range_check_failed, tree_not_class_check_failed,
8611 tree_operand_check_failed, omp_clause_operand_check_failed,
8612 tree_operand_length): Likewise.
8613 * var-tracking.c (const_variable): New.
8614 (variable_htab_hash, variable_htab_eq): Constify.
8615 * varasm.c (const_desc_hash): Likewise.
8617 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8619 * expr.c (handled_component_p): Constify.
8620 * fold-const.c (fit_double_type): Likewise.
8621 * real.h (real_value_from_int_cst): Likewise.
8622 * tree-flow-inline.h (gimple_in_ssa_p,
8623 gimple_aliases_computed_p, gimple_addressable_vars,
8624 gimple_call_clobbered_vars, gimple_referenced_vars,
8625 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8626 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8627 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8628 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8629 is_label_stmt, is_global_var, phi_ssa_name_p,
8630 factoring_name_p, is_call_clobbered, tree_common_ann,
8631 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8632 unmodifiable_var_p, array_ref_contains_indirect_ref,
8633 ref_contains_array_ref, lookup_subvars_for_var,
8634 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8635 gimple_mem_ref_stats): Likewise.
8636 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8637 may_aliases, is_exec_stmt, is_label_stmt,
8638 ref_contains_array_ref, array_ref_contains_indirect_ref,
8639 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8640 unmodifiable_var_p): Likewise.
8641 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8642 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8643 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8644 cst_and_fits_in_hwi, real_value_from_int_cst,
8645 build_real_from_int_cst, integer_zerop, integer_onep,
8646 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8647 tree_floor_log2, real_zerop, real_onep, real_twop,
8648 real_minus_onep, really_constant_p, purpose_member, chain_member,
8649 list_length, fields_length, int_size_in_bytes, bit_position,
8650 int_bit_position, byte_position, int_byte_position, expr_align,
8651 array_type_nelts, tree_node_structure,
8652 type_contains_placeholder_1, iterative_hash_pointer,
8653 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8654 tree_map_base_eq, type_hash_list, type_hash_eq,
8655 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8656 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8657 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8658 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8659 int_fits_type_p, get_containing_scope, decl_function_context,
8660 decl_type_context, omp_clause_operand_check_failed,
8661 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8662 * tree.h (omp_clause_operand_check_failed, tree_size,
8663 build_real_from_int_cst, array_type_nelts, purpose_member,
8664 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8665 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8666 is_attribute_p, check_qualified_type, expr_align,
8667 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8668 int_byte_position, list_length, fields_length, initializer_zerop,
8669 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8670 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8671 tree_node_structure, handled_component_p, get_containing_scope,
8672 decl_function_context, decl_type_context, real_zerop,
8673 type_num_arguments, fit_double_type, really_constant_p,
8674 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8675 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8676 real_twop, real_minus_onep, int_cst_value): Likewise.
8678 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8680 * cfglayout.c (insn_scope, insn_line): Constify.
8681 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8682 const_double_htab_hash, const_double_htab_eq,
8683 mem_attrs_htab_hash): Likewise.
8684 * loop-iv.c (biv_eq): Likewise.
8685 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8686 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8687 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8689 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8690 error_for_asm, warning_for_asm, _fatal_insn,
8691 _fatal_insn_not_found): Likewise.
8692 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8693 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8694 rtl_check_failed_type2, rtl_check_failed_code1,
8695 rtl_check_failed_code2, rtl_check_failed_code_mode,
8696 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8697 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8698 rtl_check_failed_type2, rtl_check_failed_code1,
8699 rtl_check_failed_code2, rtl_check_failed_code_mode,
8700 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8701 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8702 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8703 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8704 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8705 rtx_unstable_p, get_integer_term, get_related_value,
8706 offset_within_block_p, reg_mentioned_p, count_occurrences,
8707 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8708 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8709 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8710 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8711 find_constant_src, find_reg_fusage, find_regno_fusage,
8712 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8713 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8714 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8715 computed_jump_p, auto_inc_p, in_expr_list_p,
8716 remove_node_from_expr_list, loc_mentioned_in_p,
8717 label_is_jump_target_p, reversed_comparison_code_parts,
8718 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8719 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8720 print_inline_rtx): Likewise.
8721 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8722 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8723 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8724 get_integer_term, get_related_value, offset_within_block_p,
8725 count_occurrences, reg_mentioned_p, no_labels_between_p,
8726 reg_used_between_p, reg_referenced_p, single_set_2,
8727 multiple_sets, set_noop_p, refers_to_regno_p,
8728 reg_overlap_mentioned_p, dead_or_set_p,
8729 covers_regno_no_parallel_p, covers_regno_p,
8730 dead_or_set_regno_p, find_reg_note, find_regno_note,
8731 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8732 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8733 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8734 side_effects_p, may_trap_p_1, may_trap_p,
8735 may_trap_after_code_motion_p, may_trap_or_fault_p,
8736 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8737 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8738 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8739 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8740 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8742 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8743 warning_for_asm): Likewise.
8744 * tree.h (print_rtl): Likewise.
8745 * varasm.c (get_pool_mode): Likewise.
8747 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8749 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8750 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8751 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8752 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8753 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8754 * ddg.c (compare_sccs): Likewise.
8755 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8756 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8757 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8758 decimal_do_fix_trunc, decimal_real_to_integer,
8759 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8760 * dse.c (const_group_info_t): New.
8761 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8762 * dwarf2out.c (const_dw_die_ref): New.
8763 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8764 * tree-browser.c (TB_parent_eq): Likewise.
8765 * unwind-dw2-fde.c (__register_frame_info_bases,
8766 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8767 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8769 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8770 * unwind-dw2.c (uw_frame_state_for): Likewise.
8771 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8772 * value-prof.h (const_histogram_value): New.
8774 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8776 * config/mips/mips.c (machine_function): Add
8777 initialized_mips16_gp_pseudo_p.
8778 (mips16_gp_pseudo_reg): Do not emit the initialization of
8779 mips16_gp_pseudo_rtx when being called from the gimple cost-
8780 calculation routines; emit it on the first use outside those
8783 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8785 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8788 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8789 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8790 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8791 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8792 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8793 Preserve const-ness of parameters through use of __typeof(),
8794 also constify and tidy.
8796 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8797 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8798 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8799 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8800 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8801 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8802 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8803 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8804 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8806 2007-07-25 Julian Brown <julian@codesourcery.com>
8807 Mark Shinwell <shinwell@codesourcery.com>
8809 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8810 (alpha_mangle_type): This.
8811 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8812 (TARGET_MANGLE_TYPE): Define this instead.
8813 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8814 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8815 (arm_init_neon_builtins): Fix comment.
8816 (arm_mangle_map_entry): New.
8817 (arm_mangle_map): New.
8818 (arm_mangle_type): New.
8819 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8820 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8821 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8822 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8823 (TARGET_MANGLE_TYPE): Define this instead.
8824 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8825 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8826 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8827 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8828 (TARGET_MANGLE_TYPE): Define this instead.
8829 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8831 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8832 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8833 (TARGET_MANGLE_TYPE): Define this instead.
8834 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8835 (s390_mangle_type): This.
8836 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8837 (TARGET_MANGLE_TYPE): Define this instead.
8838 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8839 (sparc_mangle_type): This.
8840 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8841 (TARGET_MANGLE_TYPE): Define this instead.
8842 * cp/mangle.c (write_type): Call mangle_type target hook on all
8843 types before mangling. Use original type, not main variant, as
8845 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8846 (TARGET_MANGLE_TYPE): This.
8847 * target.h (gcc_target): Rename mangle_fundamental_type to
8849 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8850 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8852 2007-07-25 Julian Brown <julian@codesourcery.com>
8853 Paul Brook <paul@codesourcery.com>
8854 Joseph Myers <joseph@codesourcery.com>
8855 Mark Shinwell <shinwell@codesourcery.com>
8857 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8858 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8859 (with_fpu): Allow --with-fpu=neon.
8860 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8861 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8862 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8863 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8864 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8865 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8866 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8867 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8868 (output_move_neon): Add prototypes.
8869 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8870 (all_fpus): Add FPUTYPE_NEON.
8871 (fp_model_for_fpu): Add NEON field.
8872 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8873 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8875 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8877 (thumb2_legitimate_address_p): Likewise.
8878 (neon_valid_immediate): Recognize and prepare constants suitable for
8880 (neon_immediate_valid_for_move): New function. Recognize and prepare
8881 immediates for NEON move instructions.
8882 (neon_immediate_valid_for_logic): New function. Recognize and
8883 prepare immediates for NEON logic instructions.
8884 (neon_output_logic_immediate): New function. Create asm string
8885 suitable for outputting immediate logic instructions.
8886 (neon_pairwise_reduce): New function. Implement reduction using
8887 pairwise operations.
8888 (neon_expand_vector_init): New function. Expand a (possibly
8889 non-constant) vector initialization.
8890 (neon_vector_mem_operand): New function. Memory operands supported
8891 for quad-word loads/stores to/from ARM or NEON registers. Don't
8892 allow base+offset addressing for core regs.
8893 (neon_struct_mem_operand): New function. Valid mems for NEON
8895 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8896 from neon_vector_mem_operand addresses without a secondary register.
8897 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8898 (add_minipool_backward_ref): Likewise.
8899 (dump_minipool): Likewise.
8900 (push_minipool_fix): Likewise.
8901 (output_move_quad): New function. Output quad-word moves, loads and
8902 stores using ARM registers.
8903 (output_move_vfp): Add support for vectors in VFP (NEON) D
8905 (output_move_neon): Output a NEON load/store to/from a quadword
8907 (arm_print_operand): Implement new codes:
8908 - 'c' for unadorned integers (without a # sign).
8909 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8911 - 'e', 'f' for the low and high D parts of a NEON Q register.
8912 - 'q' outputs a NEON Q register.
8913 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8914 - 'T' prints NEON opcode features from a coded bitmask.
8915 - 'F' is similar to T, but signed/unsigned codes both print as
8917 - 't' is similar to T, but 'u' is printed instead of 'p'.
8918 - 'O' prints 'r' if NEON instruction should perform rounding (as
8919 specified by bitmask), else prints nothing.
8920 - '#' is a punctuation character to stop operand numbers from
8921 running together with following digits in the assembler
8922 strings for instructions (when using mode attributes).
8923 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8924 constant vectors in big-endian mode, where necessary.
8925 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8926 Handle EI, OI, CI, XI modes.
8927 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8928 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8929 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8930 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8931 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8933 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8934 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8935 to turn v8qi, etc. into bits defined above.
8936 (neon_itype): New enumeration. Classifications of NEON builtins.
8937 (neon_builtin_datum): Define struct. Contains information about
8938 a single builtin (with multiple modes).
8939 (CF): Define helper macro for...
8940 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8942 (neon_builtin_data): New array. Define information about builtins
8943 for use during initialization/expansion.
8944 (arm_init_neon_builtins): New function.
8945 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8947 (neon_builtin_compare): New function.
8948 (locate_neon_builtin_icode): New function. Find an insn code for a
8949 builtin given a function code for that builtin. Also return type of
8950 builtin (NEON_BINOP, NEON_UNOP etc.).
8951 (builtin_arg): New enumeration. Types of arguments for builtins.
8952 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8953 Takes a variable argument list of builtin_arg types, terminated by
8955 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8956 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8957 (neon_emit_pair_result_insn): New function. Support returning pairs
8958 of vectors via a pointer.
8959 (neon_disambiguate_copy): New function. Set up operands for a
8960 multi-word copy such that registers do not get clobbered.
8961 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8962 ARM_BUILTIN_NEON_BASE.
8963 (arm_file_start): Set float-abi attribute for NEON.
8964 (arm_vector_mode_supported_p): Enable NEON vector modes.
8965 (arm_mangle_map_entry): New.
8966 (arm_mangle_map): New.
8967 (arm_mangle_vector_type): New.
8968 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8970 (TARGET_NEON): New macro. Target supports NEON.
8971 (fputype): Add FPUTYPE_NEON.
8972 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8973 for vectorization based on command-line arg.
8974 (NEON_REGNO_OK_FOR_NREGS): Define.
8975 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8976 (VALID_NEON_STRUCT_MODE): Define.
8977 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8978 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8979 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8980 (consttable_16): Add pattern for outputting 16-byte minipool
8982 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8984 (vec-common.md, neon.md): Include md files.
8985 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8986 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8987 (memory_constraint "Ut", "Un", "Us"): Define.
8988 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8989 (MMX_char): New mode attribute.
8990 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8991 (*add<mode>3_iwmmxt): New insn pattern.
8992 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8993 (*sub<mode>3_iwmmxt): New insn pattern.
8994 (mulv4hi3): Rename to...
8995 (*mulv4hi3_iwmmxt): This.
8996 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8997 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8998 (uminv4hi3, uminv2si3): Remove. Replace with...
8999 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9000 (*umin<mode>3_iwmmxt): These.
9001 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9002 (ashr<mode>3_iwmmxt): This new pattern.
9003 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9004 (lshr<mode>3_iwmmxt): This new pattern.
9005 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9006 (ashl<mode>3_iwmmxt): This new pattern.
9007 * config/arm/neon-docgen.ml: New file. Generate documentation for
9009 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9010 * config/arm/arm_neon.h: New (autogenerated).
9011 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9013 * config/arm/neon.md: New file. Define NEON instructions.
9014 * config/arm/neon.ml: New file. Abstract description of NEON
9015 instructions, used to generate arm_neon.h header, documentation and
9017 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9018 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9020 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9022 (ARM NEON Intrinsics): New subsection.
9023 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9025 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9027 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9030 2007-07-24 Jan Hubicka <jh@suse.cz>
9032 * regclass.c (move_table): New type.
9033 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9034 (init_move_cost): Break out from ...
9035 (init_reg_sets_1): ... here; simplify computation of
9036 have_regs-of_mode and contains_reg_of_mode.
9037 (record_reg_classes): Unswitch internal loops.
9038 (copy_cost): Trigger lazy initialization of move cost
9039 (record_address_regs): Likewise.
9041 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9043 * config/darwin.c (darwin_override_options): Don't force on
9044 flag_var_tracking_uninit when no debug info is requested.
9046 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9048 * cfgloop.c (init_loops_structure): New function.
9049 (flow_loops_find): Create root of the loop tree unconditionally.
9051 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9053 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9055 2007-07-24 Jan Hubicka <jh@suse.cz>
9057 * caller-save.c: Include ggc.h, gt-caller-save.h
9058 (reg_save_code, reg_restore_code): Rename to ...
9059 (cached_reg_save_code, cached_reg_restore_code): ... those.
9060 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9061 (reg_save_code, reg_restore_code): New functions.
9062 (init_caller_save): Do not intialize
9063 reg_save_code/reg_restore_code tables.
9064 * Makefile.in: (gt-caller-save.h): New.
9066 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9068 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9069 with the mode of the original operand instead of
9072 2007-07-23 Jan Hubicka <jH@suse.cz>
9074 * i386.c (ix86_secondary_memory_needed): Break out to...
9075 (inline_secondary_memory_needed): ... here.
9076 (ix86_memory_move_cost): Break out to ...
9077 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9078 maximum of input and output; fix handling of Q_REGS on 64bit.
9079 (ix86_secondary_memory_needed): Microoptimize.
9081 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9083 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9084 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9085 stmts_from_loop, known_dependences_p, build_rdg): New.
9086 * tree-data-ref.h: Depends on graphds.h.
9087 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9088 (build_rdg): Declared.
9089 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9091 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9093 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9096 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9097 Jakub Jelinek <jakub@redhat.com>
9099 PR middle-end/PR28690
9100 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9102 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9103 and MEM_POINTER operands over REG and MEM operands.
9104 (swap_commutative_operands_p): Change return value to bool.
9105 * rtl.h: Update the corresponding prototype.
9106 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9107 instead of gen_rtx_PLUS.
9108 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9109 value to bool. Change function arguments to rtx's and update code
9111 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9112 calls to match the new declaration.
9113 * simplify-rtx.c (simplify_associative_operation): Don't
9114 reorder simplify_binary_operation arguments.
9116 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9118 * config/mips/mips.c (override_options): Use mips_costs to derive
9119 the default branch cost.
9120 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9122 * config/mips/mips.opt (mbranch-cost=): New option.
9123 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9125 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9127 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9128 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9129 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9130 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9132 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9134 * config/mips/constraints.md (ks): New constraint.
9135 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9136 (*add<mode>3_mips16): ...here.
9138 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9140 * optabs.h (enum optab_index): Add new OTI_signbit.
9141 (signbit_optab): Define corresponding macro.
9142 (enum insn_code signbit_optab[]): Remove array.
9143 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9144 (expand_copysign_absneg): If back end provides signbit insn, use it
9145 instead of bit operations on floating point argument.
9146 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9147 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9148 for availability of signbit insn.
9150 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9151 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9152 SSE mode is not active.
9153 (isinf<mode>2): Disable for mfpmath=sse,387.
9155 2007-07-22 Ben Elliston <bje@au.ibm.com>
9157 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9159 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9161 2007-07-20 Richard Guenther <rguenther@suse.de>
9163 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9164 integral typed condition.
9165 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9166 booleanness. Only preserve conversions from a non-base
9167 type to a base type, not in general between types with
9168 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9169 * tree.def (COND_EXPR): Document that the condition
9170 can be of any integral type.
9172 2007-07-20 Nigel Stephens <nigel@mips.com>
9173 Richard Sandiford <richard@codesourcery.com>
9175 * config/mips/mips.h (mips_dwarf_regno): Declare.
9176 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9177 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9178 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9179 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9180 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9181 (REG_CLASS_NAMES): Update accordingly.
9182 * config/mips/mips.c (mips_dwarf_regno): New array.
9183 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9184 (mips_subword): Remove special handling for accumulator registers.
9185 (override_options): Initiailize mips_dwarf_regno. Remove use
9187 (mips_swap_registers): New function.
9188 (mips_conditional_register_usage): Swap accumulator registers
9189 around if TARGET_LITTLE_ENDIAN.
9190 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9191 * config/mips/constraints.md (h, l): Use the endianness to choose
9192 between MD0_REG and MD1_REG.
9193 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9194 alternative-dependent template.
9196 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9198 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9201 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9203 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9204 predecessor fallthru flags.
9206 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9208 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9209 of compare to the same type.
9210 * cfgloopmanip.c (add_loop): Update information about loop exits.
9211 (loop_version): Remove the innermost loop requirement.
9212 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9213 to sizetype for pointers.
9215 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9217 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9218 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9219 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9221 * config/dfp-bit.c: Empty for TFmode conversions.
9223 2007-07-18 Caroline Tice <ctice@apple.com>
9225 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9226 and handle them correctly; check that src is not NULL before
9228 (find_src_set_src): Likewise.
9230 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9232 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9233 (struct alignment_context, init_alignment_context): New.
9234 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9235 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9236 (XCHAL_HAVE_S32C1I): Likewise.
9237 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9238 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9239 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9240 (ATOMIC, HQI): New macros.
9241 (memory_barrier, *memory_barrier): New.
9242 (sync_lock_releasesi): New.
9243 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9244 (sync_lock_test_and_set<mode>): New.
9245 (sync_<atomic><mode>): New.
9246 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9247 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9248 (xtensa_expand_atomic): New.
9250 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9254 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9255 transformation for builtin ISNORMAL.
9256 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9257 * builtins.def (BUILT_IN_ISNORMAL): New.
9258 * doc/extend.texi: Document isnormal.
9260 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9264 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9265 optabs infrastructure. Provide generic implementation for
9267 (expand_builtin): Handle FINITE/ISFINITE.
9268 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9269 (fold_builtin_1): Likewise.
9271 * builtins.def (BUILT_IN_ISFINITE): New.
9273 * doc/extend.texi: Document isfinite.
9275 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9280 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9281 generic fallback for isinf.
9282 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9283 calculation code ...
9284 * real.c (get_max_float): ... to here.
9285 * real.h (get_max_float): New.
9287 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9291 * builtin-attrs.def (ATTR_TYPEGENERIC,
9292 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9294 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9295 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9296 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9297 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9299 * c-common.c (handle_type_generic_attribute): New.
9300 (c_common_attribute_table): Add "type generic".
9302 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9304 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9306 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9307 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9310 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9313 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9314 checking that the operand is an expression.
9316 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9317 Danny Smith <dannysmith@users.sourceforge.net>
9320 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9321 file mapping object in local namespace if Windows version later
9324 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9326 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9327 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9328 arm_cannot_force_const_mem.
9329 (arm_cannot_force_const_mem): New function.
9330 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9331 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9332 of arm_tls_referenced_p.
9333 * config/arm/arm.md (movsi): Split out-of-section constants when
9334 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9335 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9337 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9339 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9341 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9343 * config/mips/mips.md (*extendqihi2): Convert the destination
9346 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9348 * config/pa/fptr.c: Update license header.
9349 * config/pa/milli64.S: Likewise.
9351 2007-07-17 Nick Clifton <nickc@redhat.com>
9353 * COPYING_v3: New file. Contains version 3 of the GNU General
9355 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9356 Lesser General Public License.
9357 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9358 the GNU General Public License.
9360 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9362 PR rtl-optimization/32773
9363 * cfglayout.c (force_one_exit_fallthru): New function.
9364 (cfg_layout_finalize): Use it.
9366 2007-07-16 Richard Guenther <rguenther@suse.de>
9367 Uros Bizjak <ubizjak@gmail.com>
9369 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9370 before forcing it to gimple operand.
9372 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9373 David Ung <davidu@mips.com>
9375 * config/mips/mips.h (TUNE_24K): Define.
9376 (TUNE_MACC_CHAINS): Add TUNE_24K.
9377 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9379 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9380 (r74k_int_madd): .. this new reservation.
9381 (define_bypass): Fixed bypasses for r74k_int_madd to use
9383 * config/mips/24k.md (define_bypass): Define new
9384 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9386 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9387 Nigel Stephens <nigel@mips.com>
9389 * config/mips/mips.md: Include 20kc.md.
9390 * config/mips/20kc.md: New file.
9391 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9392 (mips_adjust_cost): Tweak for 20Kc.
9393 (mips_issue_rate): Likewise.
9394 * config/mips/mips.h (TUNE_20KC): Define.
9396 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9398 * config/rs6000/rs6000.c (struct processor_cost): Add
9399 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9401 (*_cost): Add cache information.
9402 (rs6000_override_options): Set cache parameters.
9404 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9407 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9408 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9410 2007-07-16 Paul Brook <paul@codesourcery.com>
9413 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9414 (cirrus_thumb2_movsi_insn): Ditto.
9416 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9418 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9421 2007-07-15 Andrew Haley <aph@redhat.com>
9423 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9424 before looking in the context.
9426 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9430 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9431 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9432 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9433 (pa_output_function_prologue): Use rp_saved and
9434 current_function_is_leaf to generate .CALLINFO statement.
9435 (hppa_expand_prologue): Set rp_saved.
9436 (hppa_expand_epilogue): Use rp_saved.
9437 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9438 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9440 2007-07-14 Dirk Mueller <dmueller@suse.de>
9442 * omega.c (coalesce): Fix memory leak on early exit.
9443 * matrix-reorg.c (check_allocation_function): Likewise.
9444 * tree-vect-transform.c (vect_get_new_vect_var): free result
9446 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9447 pass pointer to edge vector
9448 (partition_hot_cold_basic_blocks): Fix memory leak.
9449 * collect2.c (prefix_from_string): Free temporary storage.
9450 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9452 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9454 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9455 (DO_GLOBAL_DTORS_BODY): Likewise.
9457 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9458 Nigel Stephens <nigel@mips.com>
9460 * config/mips/mips.c (mips_classify_symbol): Don't return
9461 SYMBOL_SMALL_DATA for constant pool addresses if
9462 TARGET_EMBEDDED_DATA is true.
9464 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9466 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9467 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9468 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9469 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9470 __builtin_ia32_storehps, __builtin_ia32_storelps,
9471 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9472 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9473 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9474 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9475 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9476 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9477 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9478 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9479 using def_builtin_const.
9481 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9483 PR tree-optimization/32705
9484 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9485 (simplify_binary_expression): Use SSA_VAL consistently.
9487 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9489 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9490 (SPEFSCR_REGNO): Delete definition.
9491 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9492 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9493 * config/rs6000/rs6000.h: Do not define *_REGNO.
9494 LINK_REGISTER_REGNUM -> LR_REGNO.
9495 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9496 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9497 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9498 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9499 R_VRSAVE, R_VSCR. Use them.
9500 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9501 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9502 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9503 * config/rs6000/aix.h: Define R_LR. Use it.
9505 2007-07-13 Caroline Tice <ctice@apple.com>
9507 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9508 flag_var_tracking is explicitly turned off (i.e. when variable
9509 tracking is not feasible); otherwise, turn flag_var_tracking on when
9510 flag_var_tracking_uninit is on.
9511 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9512 note definitions, to allow recording of initialization status in the
9514 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9515 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9516 determine if two note locations are equal.
9517 (output_loc_list): Don't output list entries whose start & end labels
9519 (reg_loc_descriptor): Add parameter for initialization status; pass it
9520 to other loc descriptor functions.
9521 (one_reg_loc_descriptor): Add parameter for initialization status;
9522 check its value and add DW_OP_GNU_uninit to returned loc descr if
9524 (multiple_reg_loc_descriptor): Add parameter for initialization
9526 pass init status argument to other loc descriptor functions; check
9527 value of intialization parameter and add DW_OP_GNU_uninit to returned
9528 loc descr if appropriate.
9529 (based_loc_descr): Add parameter for initialization status; add new
9530 variable for return value; check value of initialization parameter and
9531 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9532 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9533 pass init status argument to other loc descriptor functions; check
9534 value of intialization parameter and add DW_OP_GNU_uninit to returned
9535 loc descr if appropriate.
9536 (mem_loc_descriptor): Likewise.
9537 (concat_loc_descriptor): Likewise.
9538 (concatn_loc_descriptor): Likewise.
9539 (loc_descriptor): Add parameter for initialization status; pass it as
9540 argument to other loc descriptor function calls.
9541 (loc_descriptor_from_tree_1): Add appropriate initialization status
9542 to loc descriptor function calls.
9543 (add_location_or_const_value_attribute): Get initialization status
9544 from VAR_LOCATION note; add initialization status to loc descriptor
9546 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9547 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9548 status is uninitialized, add "[uninint]" to output.
9549 * common.opt (fvar-tracking-uninit): New option, similar to
9550 fvar-tracking, to turn on tracking of uninitialized variables; creates
9551 a new global flag, flag_var_tracking_uninit.
9552 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9553 (enum var_init_status): New type, for var initialization status field.
9554 * var-tracking.c (struct location_chain_def): Two new fields, init,
9555 for initialization status, and set_src for the assignment value expr.
9556 (unshare_variable): New parameter for initialization status;
9557 initialize new init and set_src fields.
9558 (var_reg_set): New parameters for initialization status and value;
9559 pass them to set_variable_part.
9560 (var_mem_set): Likewise.
9561 (get_init_value): New function.
9562 (var_reg_delete_and_set): New initialization status & value
9563 parameters; add call to get_init_value if status is unknown; pass new
9564 parameters to clobber_variable_part and var_reg_set.
9565 (var_mem_delete_and_set): Likewise.
9566 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9567 (var_mem_delete): Likewise.
9568 (variable_union): Pass status to unshare_variable; initialize new init
9569 and set_src fields. If flag_var_tracking_uninit is not set, force
9570 status to initialized.
9571 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9572 used later to get the set_src value.
9573 (find_src_status): New function.
9574 (find_src_set_src): New function.
9575 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9576 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9577 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9578 and var_mem_delete_and_set.
9579 (dump_variable): Print out "[uninit]" if appropriate.
9580 (set_variable_part): Add new initialization and set_src parameters;
9581 pass status to unshare_variable; set node->init and node- >set_src
9582 fields and modify slot in hash table appropriately; save the init and
9583 set_src values if appropriate and assign to the new node.
9584 (clobber_variable_part): New set_src parameter; if two nodes have
9585 same variable and same location but different set_src (assignment)
9586 values, clobber old node.
9587 (delete_variable_part): Pass init status to unshare_variable.
9588 (emit_note_insn_var_location): Add initialized var; assign var's init
9589 status to new 'initialized'; pass new init status field to calls to
9590 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9591 status to initialized.
9592 (emit_notes_in_bb): Pass initialization status to calls to
9593 var_reg_set, var_mem_set, var_reg_delete_and_set and
9594 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9595 var_reg_delete_and_set and var_mem_delete_and_set; call
9596 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9597 make up for change in add_stores.
9598 (vt_add_function_parameters): Add status to calls to
9600 * config/darwin.c (darwin_override_options): Turn on uninitialized
9601 tracking automatically, if var_tracking is on and the system is
9604 2007-07-13 Sa Liu <saliu@de.ibm.com>
9606 * config.gcc: Add options for arch and tune on SPU.
9607 * config/spu/predicates.md: Add constant operands 0 and 1.
9608 * config/spu/spu-builtins.def: Add builtins for double precision
9609 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9610 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9612 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9614 * config/spu/spu-protos.h: Add new function prototypes.
9615 * config/spu/spu.c (spu_override_options): Check options -march and
9617 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9618 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9620 (spu_const_from_int): New. Create a vector constant from 4 ints.
9621 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9622 (spu_emit_vector_compare): New. Emit vector compare.
9623 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9624 * config/spu/spu.h: Add options -march and -mtune. Define processor
9625 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9626 CANONICALIZE_COMPARISON.
9627 * config/spu/spu.md: Add new insns for double precision compare
9628 and double precision vector compare. Add vcond and smax/smin patterns
9629 to enable DFmode vector conditional expression.
9630 * config/spu/spu.opt: Add options -march and -mtune.
9631 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9632 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9633 both CELL and CELLEDP targets: spu_testsv.
9634 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9637 2007-07-13 Richard Guenther <rguenther@suse.de>
9639 PR tree-optimization/32721
9640 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9641 TREE_THIS_VOLATILE on the folded reference.
9642 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9643 if the array reference has TREE_THIS_VOLATILE set.
9645 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9648 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9650 2007-07-13 Andreas Schwab <schwab@suse.de>
9652 * gengtype-lex.l: Allow declarations to be indented.
9654 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9656 * ginclude/tgmath.h: New.
9657 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9658 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9659 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9660 * configure: Regenerate.
9662 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9664 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9665 correct index when setting register save state for xd
9668 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9670 * config/sh/sh.c (mark_use): Remove.
9672 2007-07-12 Paul Brook <paul@codesourcery.com>
9674 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9675 reg does not overlap return value.
9677 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9679 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9680 (set_expression_vuses): Ditto.
9681 (init_pre): Initialize expression_vuses.
9683 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9685 * config/i386/sse.md (storentdf, storentsf): New.
9687 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9689 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9691 * tree.c (build_decl_stat): Move code from here...
9692 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9693 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9694 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9695 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9696 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9699 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9700 Devang Patel <dpatel@apple.com>
9702 PR tree-optimization/25413
9703 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9704 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9705 * tree.h (contains_packed_reference): New.
9706 * expr.c (contains_packed_reference): New.
9707 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9708 (vect_enhance_data_refs_alignment): Call
9709 vector_alignment_reachable_p.
9710 * target.h (vector_alignment_reachable): New builtin.
9711 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9712 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9713 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9715 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9717 * target.h (builtin_vectorization_cost): Add new target builtin.
9718 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9719 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9720 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9721 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9722 uninitialized variables.
9723 * tree-vect-transform.c (cost_for_stmt): New function.
9724 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9725 using cost 1 for all scalar stmts. Be less conservative when
9726 estimating the number of prologue/epulogue iterations. Call
9727 targetm.vectorize.builtin_vectorization_cost. Return
9728 min_profitable_iters-1.
9729 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9730 initialization cost instead of TARG_VEC_STMT_COST. Use
9731 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9732 epilogue code. Fix epilogue cost computation.
9733 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9734 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9735 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9736 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9737 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9738 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9740 2007-07-12 Richard Guenther <rguenther@suse.de>
9742 * gimplify.c (gimplify_conversion): Make sure that the result
9743 from maybe_fold_offset_to_reference is trivially convertible
9744 to the desired type before doing the simplification.
9745 (gimplify_expr): Likewise.
9746 * fold-const.c (fold_binary): Use the correct types for
9747 building the simplified expression.
9749 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9751 PR rtl-optimization/32729
9752 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9753 that fallthru to exit.
9755 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9757 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9758 (symDTPOFF2reg): Likewise.
9760 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9762 PR tree-optimization/32663
9764 * tree.h (VALUE_HANDLE_VUSES): Remove.
9765 (struct tree_value_handle): Remove vuses.
9767 * tree-vn.c (create_value_handle_for_expr): Don't set
9770 * tree-ssa-pre.c (expression_vuses): New.
9771 (alloc_expression_id): Set up expression_vuses.
9772 (get_expression_vuses): New.
9773 (set_expression_vuses): Ditto.
9774 (clear_expression_ids): Modify for expression_vuses.
9775 (phi_translate_1): Ditto.
9776 (phi_translate_set): Ditto.
9777 (value_dies_in_block_x): Ditto
9778 (valid_in_sets): Ditto.
9779 (add_to_sets): Ditto.
9780 (find_existing_value_expr): Ditto.
9781 (create_value_handle_for_expr): Ditto.
9782 (make_values_for_stmt): Ditto.
9783 (vuse_equiv): Remove.
9785 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9787 * Makefile.in (mostlyclean): Remove object files.
9789 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9791 * toplev.c (no_new_pseudos): Deleted.
9792 * rtl.h (no_new_pseudos): Deleted.
9793 * tree-pass.h (pass_no_new_pseudos): Deleted.
9794 * passes.c (pass_no_new_pseudos): Deleted.
9795 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9796 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9797 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9799 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9800 * rtlhooks.c (gen_lowpart_general): Ditto.
9801 * optabs.c (prepare_operand): Ditto.
9802 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9804 * modulo-sched.c (rest_of_handle_sms): Ditto.
9805 * see.c (rest_of_handle_see): Ditto.
9806 * ifcvt.c (if_convert): Ditto.
9807 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9809 * init-regs.c (gate_initialize_regs): Deleted set of
9811 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9812 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9813 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9815 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9818 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9819 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9820 (*vec_extractv2di_1_rex64): New insn pattern.
9822 2007-07-11 David Daney <ddaney@avtrex.com>
9824 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9825 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9826 for SIGNAL_UNWIND_RETURN_COLUMN.
9827 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9828 (DWARF_FRAME_REGNUM): Rewrite.
9829 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9831 2007-07-11 Nick Clifton <nickc@redhat.com>
9833 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9834 delta and use gen_int_mode in place of GET_INT instead.
9836 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9838 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9841 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9843 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9844 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9846 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9847 (USE_CANONICAL_TYPES): New.
9848 * doc/invoke.texi (verify-canonical-types): Remove.
9849 (use-canonical-types): Add.
9851 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9853 * config/spu/spu.c (spu_optimization_options): Remove setting of
9854 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9855 (spu_override_options): Move it here.
9857 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9859 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9860 * config/mips/mips.c (mips_cpu_info_table): Mention
9861 MIPS_ISA_LEVEL_SPEC in the comment.
9863 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9865 PR tree-optimization/32713
9866 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9868 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9871 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9872 conditional to flag_isoc99.
9873 (c_common_init_options): Do it here, unconditionally.
9875 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9877 PR tree-optimization/32589
9878 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9879 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9880 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9881 predicate, extracted from...
9882 (set_rhs): ...here. Call it for the expression on entry.
9883 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9884 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9885 (simplify_binary_expression): Use valid_gimple_expression_p
9886 to validate the simplification.
9887 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9889 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9891 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9892 DWARF2_DEBUG on 32 bit target too.
9893 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9895 2007-07-11 Nick Clifton <nickc@redhat.com>
9897 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9898 version for 64-bit hosts.
9900 2007-07-10 David Daney <ddaney@avtrex.com>
9902 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9904 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9906 * config/mips/mips.c (mips_expand_synci_loop): New function.
9907 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9908 (UNSPEC_RDHWR): Same.
9909 (UNSPEC_SYNCI): Same.
9910 (UNSPEC_SYNC): Same.
9911 (clear_cache): New expand.
9915 (clear_hazard): Same.
9916 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9918 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9919 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9921 2007-07-10 Ian Lance Taylor <iant@google.com>
9923 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9926 2007-07-10 David Daney <ddaney@avtrex.com>
9928 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9929 * builtins.c (expand_builtin___clear_cache): New function.
9930 (expand_builtin): Call expand_builtin___clear_cache for
9931 BUILT_IN_CLEAR_CACHE case.
9932 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9933 * doc/md.texi (clear_cache): Document new instruction pattern.
9934 * testsuite/gcc.dg/builtins-64.c: New test.
9936 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9938 * config/cris/cris.md ("movsi"): Fix typo in last change.
9940 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9943 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9945 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9946 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9947 for FUNCTION_DECLs. Don't use align_functions_log if
9949 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9950 even for FUNCTION_DECLs.
9951 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9953 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9954 (DECL_FUNCTION_CODE): Update for new location and name of
9956 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9957 (struct tree_decl_common): Move 'align' and 'off_align' out
9958 of union, ensure they're still on a 32-bit boundary. Remove
9959 other fields in union 'u1'.
9960 (struct tree_function_decl): Add field 'function_code' replacing
9961 'u1.f' in tree_decl_common.
9962 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9963 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9964 (Variable Attributes): Cross-reference 'aligned' attribute
9965 to Function Attributes.
9966 * flags.h (force_align_functions_log): Delete.
9967 * toplev.c (force_align_functions_log): Delete.
9969 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9973 (*vec_concatv2di_rex): New insn pattern.
9975 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9978 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9980 2007-07-10 Ian Lance Taylor <iant@google.com>
9982 Replace no_new_pseudos in backends.
9983 * rtl.h (can_create_pseudo_p): Define.
9984 * config/darwin.c (machopic_indirect_data_reference): Use
9985 can_create_pseudo_p () instead of no_new_pseudos.
9986 (machopic_indirect_data_reference): Likewise.
9987 (machopic_legitimize_pic_address): Likewise.
9988 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9989 (alpha_emit_set_const_1): Likewise.
9990 (alpha_emit_set_const): Likewise.
9991 (alpha_emit_conditional_move): Likewise.
9992 (alpha_split_conditional_move): Likewise.
9993 * config/alpha/alpha.md (various splitters): Likewise.
9995 * config/arm/arm.c (legitimize_pic_address): Likewise.
9996 (arm_load_pic_register): Likewise.
9997 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9998 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9999 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10000 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10001 * config/cris/cris.md (movsi): Likewise.
10002 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10003 (symGOTOFF2reg_hilo): Likewise.
10004 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10005 * config/h8300/h8300.md (insv, extzv): Likewise.
10006 * config/i386/i386.c (ix86_expand_move): Likewise.
10007 (ix86_expand_vector_move): Likewise.
10008 (ix86_prepare_fp_compare_args): Likewise.
10009 (ix86_expand_carry_flag_compare): Likewise.
10010 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10011 (tls_dynamic_gnu2_combine_32): Likewise.
10012 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10013 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10014 (ia64_expand_movxf_movrf): Likewise.
10015 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10016 (m32c_split_move): Likewise.
10017 (m32c_expand_insv): Likewise.
10018 * config/m68k/m68k.md (movsi): Likewise.
10019 * config/mips/mips.c (mips_force_temporary): Likewise.
10020 (mips_split_symbol): Likewise.
10021 (mips_move_integer): Likewise.
10022 (mips_legitimize_const_move): Likewise.
10023 * config/mn10300/mn10300.md (movsi): Likewise.
10024 * config/pa/pa.c (emit_move_sequence): Likewise.
10025 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10026 (rs6000_got_register): Likewise.
10027 (create_TOC_reference): Likewise.
10028 (rs6000_machopic_legitimize_pic_address): Likewise.
10029 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10030 (various splitters): Likewise.
10031 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10032 (movsi_got): Likewise.
10033 * config/s390/s390.c (emit_symbolic_move): Likewise.
10034 * config/s390/s390.md (movhi, movqi): Likewise.
10035 (load_multiple, store_multiple): Likewise.
10036 * config/score/score.c (score_force_temporary): Likewise.
10037 * config/sh/sh.c (prepare_move_operands): Likewise.
10038 (prepare_cbranch_operands): Likewise.
10039 (emit_fpu_switch): Likewise.
10040 (fpscr_set_from_mem): Likewise.
10041 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10042 (adddi3, subsi3): Likewise.
10043 (various splitters): Likewise.
10044 (divsi_inv_fp_combine): Likewise.
10045 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10046 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10048 * config/sh/predicates.md (xor_operand): Likewise.
10049 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10050 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10051 (movdi_pic_label_ref): Likewise.
10052 * config/spu/spu.c (spu_split_immediate): Likewise.
10053 * config/alpha/alpha.md (various splitters): Remove test
10054 !no_new_pseudos || reload_completed.
10055 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10057 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10058 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10059 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10060 * config/score/score.c (th_output_mi_thunk): Likewise.
10061 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10062 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10064 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10066 PR rtl-optimization/32664
10067 * mode-switching.c (create_pre_exit): Skip barrier insns.
10069 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10071 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10072 force_gimple_operand_bsi.
10073 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10074 rewrite_use_compare): Ditto.
10075 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10077 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10078 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10079 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10080 * tree-profile.c (prepare_instrumented_value,
10081 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10082 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10083 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10084 tree_gen_ior_profiler): Ditto.
10085 * tree-ssa-reassoc.c (negate_value): Ditto.
10086 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10087 Use force_gimple_operand_bsi.
10088 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10089 * tree-if-conv.c (add_to_dst_predicate_list,
10090 find_phi_replacement_condition): Ditto.
10091 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10092 Call mark_symbols_for_renaming for new statements.
10093 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10095 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10097 * cfghooks.c (remove_edge): New function.
10098 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10100 * cfghooks.h (remove_edge): Declare.
10101 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10102 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10104 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10106 * optabs.h: Added declaration for signbit_optab.
10107 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10108 * genoptinit.c (optabs): Added entry for signbit insns.
10109 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10110 insn, if available.
10111 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10112 * config/s390/s390.md (signbit<mode>2): New expander.
10114 2007-07-09 Richard Guenther <rguenther@suse.de>
10116 PR middle-end/32698
10117 * fold-const.c (fold_plusminus_mult_expr): Move constant
10118 arguments second to allow decomposing.
10120 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10123 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10125 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10126 Disregard DECL_FROM_INLINE.
10128 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10131 * doc/invoke.texi: Add ftree-reassoc flag.
10132 * common.opt (ftree-reassoc): New flag.
10133 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10134 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10136 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10138 PR tree-optimization/32681
10139 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10140 saved in second_edge->aux when first_bb is a loop header.
10142 2007-07-09 Jan HUbicka <jh@suse.cz>
10144 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10146 2007-07-09 Richard Guenther <rguenther@suse.de>
10148 * c-decl.c (start_function): Do not promote return type.
10150 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10152 * function.c (do_warn_unused_parameter): Do not warn if
10153 TREE_NO_WARNING is set.
10155 2007-07-08 Andreas Schwab <schwab@suse.de>
10157 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10159 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10162 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10164 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10165 apply to assembly language, too.
10166 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10168 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10170 Revert (note the sccvn portions are *not* reverted)
10171 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10173 Fix PR tree-optimization/23488
10175 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10177 * tree-flow-inline.h (get_value_handle): Ditto.
10178 * tree-ssa-pre.c (decl_vh_map): New.
10179 (decl_node_pool): New.
10180 (can_value_number_operation): Support DECL_P.
10181 (can_PRE_operation): Ditto.
10182 (create_expression_by_pieces): Ditto.
10183 (find_existing_value_expr): Modify to differnetiate between
10184 addressing and top level.
10185 (create_value_handle_for_expr): Handle DECL's.
10186 (poolify_tree): Ditto.
10187 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10188 (make_values_for_stmt): Handle DECL's properly.
10189 (init_pre): Reorg to not init useless things during FRE.
10191 * tree-flow.h: Include pointer-set.h.
10192 (decl_vh_map): Declare.
10193 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10195 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10197 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10198 the constraint description.
10199 * doc/md.texi: Update documentation of AVR constraints.
10201 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10203 * auto-inc-dec.c, config/arm/arm.c,
10204 config/m32r/constraints.md, config/mips/mips.md,
10205 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10206 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10207 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10208 typos. Follow spelling conventions.
10209 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10211 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10212 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10214 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10215 realloc_vuse): Remove.
10216 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10219 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10221 Fix PR tree-optimization/23488
10223 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10224 (try_to_simplify): Ditto.
10225 (visit_use): Ditto.
10226 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10228 * tree-flow-inline.h (get_value_handle): Ditto.
10229 * tree-ssa-pre.c (decl_vh_map): New.
10230 (decl_node_pool): New.
10231 (can_value_number_operation): Support DECL_P.
10232 (can_PRE_operation): Ditto.
10233 (create_expression_by_pieces): Ditto.
10234 (find_existing_value_expr): Modify to differnetiate between
10235 addressing and top level.
10236 (create_value_handle_for_expr): Handle DECL's.
10237 (poolify_tree): Ditto.
10238 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10239 (make_values_for_stmt): Handle DECL's properly.
10240 (init_pre): Reorg to not init useless things during FRE.
10242 * tree-flow.h: Include pointer-set.h.
10243 (decl_vh_map): Declare.
10244 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10246 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10248 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10249 apply to assembly language, too.
10250 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10252 2007-07-06 Ian Lance Taylor <iant@google.com>
10253 Zack Weinberg <zackw@panix.com>
10255 PR middle-end/32441
10256 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10258 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10260 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10261 (prefetch): Likewise if "pref" would be used.
10263 2007-07-06 Josh Conner <jconner@apple.com>
10265 PR middle-end/32602
10266 PR middle-end/32603
10267 * calls.c (store_one_arg): Handle arguments which are partially
10268 on the stack when detecting argument overlap.
10270 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10272 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10273 chosen during find_reloads.
10275 2007-07-06 Richard Guenther <rguenther@suse.de>
10277 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10278 TYPE_ARG_TYPES for verification of argument types. Use
10279 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10280 parameters as variable arguments.
10282 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10284 * libgcc2.h (word_type): Type definition removed.
10285 (cmp_return_type, shift_count_type): Type definitions added.
10286 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10287 replaced with shift_count_type.
10288 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10290 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10291 changed from word_type to Wtype.
10292 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10293 replaced with shift_count_type.
10294 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10296 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10297 and libgcc_shift_count attribute added.
10298 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10299 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10300 (TARGET_INITIALIZER): New target hooks added.
10301 * targhooks.c (default_libgcc_cmp_return_mode,
10302 default_libgcc_shift_count_mode): Default implementations for the new
10303 target hooks added.
10304 * targhooks.h (default_libgcc_cmp_return_mode,
10305 default_libgcc_shift_count_mode): Function prototypes added.
10306 * target.h (struct gcc_target): Fields for the new target hooks added.
10307 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10309 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10312 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10313 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10315 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10316 s390_libgcc_shift_count_mode): Functions added.
10317 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10318 Target hooks defined.
10320 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10322 * config/mips/mips.c (compute_frame_size): Restore the original
10323 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10324 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10325 Document why the difference is needed.
10327 2007-07-06 Richard Guenther <rguenther@suse.de>
10329 * c-common.c (boolean_increment): Use correctly typed
10332 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10334 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10335 the topmost argument register is not also included in the save mask.
10336 (mips16e_collect_argument_save_p): Take a pointer to the argument
10337 register, rather than a pointer to the number of arguments.
10338 (mips16e_collect_argument_saves): Only include argument saves
10339 that aren't in the register mask.
10341 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10343 PR rtl-optimization/32450
10344 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10345 to ensure that instructions are not moved into the prologue when
10346 profiling is on. Remove unused prologue_end variable.
10347 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10348 as a scheduling barrier.
10350 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10353 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10354 Disregard DECL_FROM_INLINE.
10356 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10358 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10359 IORing with a constant.
10361 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10363 PR rtl-optimization/32475
10364 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10365 for every definition of the stack pointer.
10367 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10369 * arm.c (vfp3_const_double_index): Copy signed results of
10370 REAL_VALUE_TO_INT into unsigned vars.
10372 2007-07-05 Richard Guenther <rguenther@suse.de>
10374 PR middle-end/32639
10375 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10377 * tree-ssa.c (useless_type_conversion_p): Check canonical
10380 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10382 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10383 zero_extendhisi2): Change to define_insn_and_split.
10384 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10386 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10388 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10389 pass_match_asm_constraints): New.
10390 * passes.c (init_optimization_passes): Add new pass.
10391 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10392 * function.h (struct function): Add has_asm_statement bit.
10393 (current_function_has_asm_statement): New.
10394 * tree-pass.h (pass_match_asm_constraints): New.
10396 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10398 * config/mips/mips.c (mips_file_start): Avoid declaration
10401 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10403 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10405 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10407 * rtl.def (NOTE): Change print format string to print
10408 operand 5 as a note insn name.
10410 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10411 David Ung <davidu@mips.com>
10413 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10414 * doc/invoke.texi: (MIPS Options): Document them.
10416 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10417 David Ung <davidu@mips.com>
10419 Add support for SmartMIPS ASE.
10421 * optabs.c (expand_binop_directly): New, broken out from...
10422 (expand_binop): Here. Make it try rotating in the other
10423 direction even when the second operand isn't constant.
10424 * config/mips/mips.md (*lwxs): New.
10425 * config/mips/mips.opt (msmartmips): New.
10426 * config/mips/mips.c (mips_lwxs_address_p): New.
10427 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10428 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10429 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10430 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10431 (ISA_HAS_LWXS): New.
10432 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10433 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10434 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10435 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10436 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10437 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10438 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10440 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10442 * tree-vectorizer.c (new_loop_vec_info): Initialize
10443 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10444 * tree-vectorizer.h (_loop_vec_info): Added new filed
10445 min_profitable_iters.
10446 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10447 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10448 * tree-vect-analyze.c (vect_analyze_operations): Set
10449 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10450 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10451 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10452 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10453 and prologue cost to after they are computed.
10454 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10455 TARG_VEC_STMT_COST.
10456 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10457 of creating vectors from scalars according to dt.
10458 (vect_model_store_cost): Likewise.
10459 (vectorizable_call): Use dt array instead of scalar dt. Call
10460 vect_model_simple_cost with additional argument dt.
10461 (vectorizable_assignment): Likewise.
10462 (vectorizable_operation): Likewise.
10463 (vectorizable_type_demotion): Likewise.
10464 (vectorizable_type_promotion): Likewise.
10465 (vectorizable_store): Use dt array instead of scalar dt. Call
10466 vect_model_store_cost with additional argument dt.
10467 (vect_do_peeling_for_loop_bound): Don't call
10468 vect_estimate_min_profitable_iters. Instead, lookup
10469 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10470 "may not be profitable".
10472 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10475 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10476 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10477 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10478 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10480 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10482 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10483 addressing modes cheaper.
10485 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10487 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10488 (dw_ranges_struct): Rename block_num to num. Adjust.
10489 (dw_ranges_by_label_struct): New.
10490 (ranges_by_label, ranges_by_label_allocated,
10491 ranges_by_label_in_use): New variables.
10492 (add_ranges_num): Factored most of the code out of...
10493 (add_ranges): ... this one. Rewrite in terms of the former.
10494 (add_ranges_by_labels): New.
10495 (output_ranges): Output by-label ranges.
10496 (dwarf2out_finish): Output range for multiple-section
10497 compile_unit. Output standard DW_AT_low_pc in addition to
10498 unexpected DW_AT_entry_pc.
10500 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10502 PR tree-optimization/32604
10503 PR tree-optimization/32606
10505 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10506 (compute_antic_safe): Removed.
10507 (ANTIC_SAFE_LOADS): Ditto.
10508 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10509 (execute_pre): Don't call compute_antic_safe.
10510 (vuse_equiv): New function.
10511 (make_values_for_stmt): Use it
10512 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10515 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10518 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10519 rather than a decl.
10520 (avr_attribute_table): Make "naked" attribute apply to function types
10521 rather than to decls.
10522 (avr_handle_fntype_attribute): New function.
10524 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10526 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10529 2007-07-04 David Ung <davidu@mips.com>
10530 Joseph Myers <joseph@codesourcery.com>
10532 * config/mips/mips.md (type): Add logical, signext and move.
10533 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10534 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10535 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10536 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10537 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10538 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10539 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10540 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10541 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10542 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10543 movv2sf_hardfloat_64bit): Use the new types.
10544 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10545 *movdf_softfloat, *movdf_mips16): Use "multi".
10546 (extendqihi2): Replace with a define_expand.
10547 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10548 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10549 * config/mips/74k.md (r74k_int_logical): New reservation and
10551 (r74k_int_arith): Remove "slt".
10552 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10553 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10554 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10555 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10556 reservations for "arith".
10558 2007-07-04 Richard Guenther <rguenther@suse.de>
10560 * tree-ssa.c (useless_type_conversion_p): Add handling for
10561 scalar float and vector types. Only call the types_compatible_p
10562 langhook for aggregate types as last resort. Follow the
10565 2007-07-04 Richard Guenther <rguenther@suse.de>
10567 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10568 the same as NOP_EXPR.
10570 2007-07-04 Nick Clifton <nickc@redhat.com>
10572 * target.h (struct gcc_target): Add target_help field.
10573 * target-def.h (TARGET_HELP): New.
10574 (TARGET_INITIALIZER): Use TARGET_HELP.
10575 * opts.c (command_handle_option): Invoke target_help function, if
10576 defined, when the user has specified --target-help on the command
10578 * doc/invoke.texi: Mention that --target-help might print
10579 additional information.
10580 * doc/tm.texi: Document TARGET_HELP hook.
10582 * arm.c (TARGET_HELP): Override default definition.
10583 (arm_target_help): New - display a wrapped list of cores and
10584 architectures supported.
10586 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10588 * config/v850/v850.c (expand_prologue): Make sure
10589 GEN_INT() argument is sign extended rather than zero extended.
10590 (expand_epilogue): Likewise.
10591 (output_move_double): Delete.
10592 * config/v850/v850-protos.h (output_move_double): Delete.
10593 * config/v850/v850.md (movdi): Delete.
10594 (*movdi_internal): Delete.
10596 (*movdf_internal): Delete.
10598 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10600 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10601 unless compiling RTP PIC.
10603 2007-07-04 Richard Guenther <rguenther@suse.de>
10605 PR tree-optimization/32482
10606 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10607 original ssa name if we didn't find a shift expression.
10608 Fix shift constant for bit zero test.
10610 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10612 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10614 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10616 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10617 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10618 * config/arm/vxworks.h (ASM_SPEC): Delete.
10619 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10621 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10623 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10624 (DDR_REVERSED_P): New.
10625 * tree-data-ref.c (initialize_data_dependence_relation,
10626 build_classic_dist_vector): Set DDR_REVERSED_P.
10628 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10630 PR middle-end/32457
10631 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10632 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10633 init_omega_for_ddr_1): Use non conservative number of iterations
10635 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10636 (analyze_siv_subscript): Remove FIXME and reinitialization of
10637 last_conflicts to chrec_dont_know.
10638 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10640 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10642 * tree.c (maybe_canonicalize_argtypes): Improve description.
10644 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10646 * tree.c (maybe_canonicalize_argtypes): New.
10647 (build_function_type): Set canonical type.
10648 (build_method_type_directly): Ditto.
10649 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10652 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10654 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10656 (rewrite_use_nonlinear_expr): Likewise.
10658 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10660 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10662 2007-07-04 Ben Elliston <bje@au.ibm.com>
10664 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10667 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10669 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10670 (Exception Handling): Likewise.
10672 2007-07-03 Jan Hubicka <jh@suse.cz>
10674 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10676 2007-07-03 Eric Christopher <echristo@apple.com>
10678 * doc/cppopts.texi: Add conflicting option note to -dM.
10679 * doc/invoke.texi: Add note about possible conflicts with
10680 -E for -dCHARS and note that -dM will not produce
10681 any results if there is no machine dependent reorg.
10683 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10685 * tree.h (DECL_ALIGN): Back out previous change.
10687 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10689 * configure.ac: Test for .dtprelword support on MIPS.
10690 * configure, config.in: Regenerate.
10691 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10692 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10694 2007-07-03 Julian Brown <julian@codesourcery.com>
10696 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10697 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10698 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10699 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10701 (all_fpus): Add FPUTYPE_VFP3.
10702 (fp_model_for_fpu): Add VFPv3 field.
10703 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10704 (vfp3_const_double_index): New function. Return integer index of
10705 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10707 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10708 and argument represents a valid RTX for a VFPv3 constant.
10709 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10711 (vfp_emit_fstmd): Similar, for fstmd.
10712 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10713 constants, represented as integer indices.
10714 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10715 VFP_REGNO_OK_FOR_DOUBLE macros.
10716 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10717 (arm_file_start): Set float-abi attribute for VFPv3, and output
10718 correct ".fpu" assembler directive.
10719 (arm_dbx_register_numbering): Add FIXME.
10720 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10721 (fputype): Add FPUTYPE_VFP3.
10722 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10723 (CALL_USED_REGISTERS): Likewise.
10724 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10725 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10726 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10727 (D7_VFP_REGNUM): New.
10728 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10729 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10730 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10731 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10732 (REG_ALLOC_ORDER): Adjust for VFPv3.
10733 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10734 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10735 VFP_LO_REGS, VFP_HI_REGS.
10736 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10737 (IS_VFP_CLASS): Define macro.
10738 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10740 (REGISTER_MOVE_COST): Likewise.
10741 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10742 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10743 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10744 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10745 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10746 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10747 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10748 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10749 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10750 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10751 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10752 where appropriate for single-word registers.
10753 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10754 As above. Fix type attributes.
10755 * config/arm/constraints.md (register_contraint "t"): Define.
10756 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10758 (register_constraint "x"): Define.
10759 (constraint "Dv"): Define.
10761 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10763 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10765 2007-07-03 Tom Tromey <tromey@redhat.com>
10767 * c-parser.c (objc_pq_context): Removed.
10768 (objc_need_raw_identifier): Likewise.
10769 (c_parser) <objc_pq_context>: New field.
10770 <objc_need_raw_identifier>: Likewise.
10771 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10772 (c_lex_one_token): Update.
10773 (c_parser_objc_protocol_definition): Update.
10774 (c_parser_objc_method_definition): Update.
10775 (c_parser_objc_methodproto): Update.
10776 (c_parser_declspecs): Update.
10778 2007-07-03 David Ung <davidu@mips.com>
10780 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10782 2007-07-03 David Ung <davidu@mips.com>
10783 Richard Sandiford <richard@codesourcery.com>
10785 * doc/invoke.texi: Document -march=74kf3_2.
10786 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10787 (TUNE_74K): Check for it.
10788 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10789 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10790 * config/mips/mips.md (cpu): Add 74kf3_2.
10791 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10792 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10793 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10794 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10795 74kf3_2 to the CPU list.
10796 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10797 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10798 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10799 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10800 (r74kf3_2_fxfer_from_c1): New insn reservations.
10802 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10803 David Ung <davidu@mips.com>
10805 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10806 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10807 and 74k[fx]. Document aliases for the new options.
10808 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10809 (PROCESSOR_24KF2_1): ...this.
10810 (PROCESSOR_24KX): Rename to...
10811 (PROCESSOR_24KF1_1): ...this.
10812 (PROCESSOR_74KF): Rename to...
10813 (PROCESSOR_74KF2_1): ...this.
10814 (PROCESSOR_74KX): Rename to...
10815 (PROCESSOR_74KF1_1): ...this.
10816 (TUNE_74K): Update PROCESSOR_* names.
10817 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10818 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10819 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10820 (mips_rtx_cost_data): Update processor names in comments.
10821 (mips_issue_rate): Update PROCESSOR_* names.
10822 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10823 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10824 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10825 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10826 Update cpu attribute names.
10827 (r24k_fpu_iss): Rename this reservation to...
10828 (r24kf2_1_fpu_iss): ...this and update all uses.
10829 (r24kx_fpu_iss): Rename this reservation to...
10830 (r24kf1_1_fpu_iss): ...this and update all uses.
10831 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10832 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10833 Update cpu attribute names.
10835 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10837 * config/m32r/constraints.md: New file.
10838 * config/m32r/m32r.c: Include tm-constrs.h.
10839 (small_data_operand): Use satisfies_constraint_* instead of macro.
10840 (addr24_operand, gen_compare): Likewise.
10841 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10842 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10843 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10844 EXTRA_CONSTRAINT): Likewise.
10845 * config/m32r/m32r.md: Include constraints.md.
10846 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10847 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10848 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10849 (two_insn_const_operand, int8_operand, uint16_operand,
10850 reg_or_int16_operand, reg_or_uint16_operand,
10851 reg_or_cmp_int16_operand, cmp_int16_operand,
10852 seth_add3_operand): Likewise.
10854 2007-07-03 Eric Christopher <echristo@gmail.com>
10856 * libgcc2.h: Conditionally declare __bswapsi2 and
10859 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10861 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10864 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10867 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10868 (__gthrw_pragma): Provide default definition.
10869 (__gthrw2): Use it.
10870 * gthr-posix.c (__gthrw_pragma): Define.
10872 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10874 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10875 before declaring inequality.
10877 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10879 * combine.c (recog_for_combine): Log the success or failure of
10880 matching new insn patterns against the machine description in
10883 2007-07-03 Revital Eres <eres@il.ibm.com>
10885 * ddg.c (print_sccs): New function.
10886 (check_sccs): New function.
10887 (create_ddg_all_sccs): Use it.
10888 * ddg.h (print_sccs): Declare.
10889 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10891 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10893 * targhooks.h (default_mode_for_suffix): New function declaration.
10894 * targhooks.c (default_mode_for_suffix): New default target hook.
10895 * target.h (struct c): New structure in the targetm struct.
10896 (mode_for_suffix): New target hook as part of struct c.
10897 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10898 default_mode_for_suffix.
10899 (TARGET_C): New define.
10900 * c-lex.c: Include "target.h".
10901 (interpret_float): Use targetm.c.mode_for_suffix to determine
10902 the mode for a given non-standard suffix.
10903 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10905 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10906 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10908 * doc/extend.texi (Floating Types): New node. Document __float80 and
10909 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10911 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10914 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10915 predicate instead of target_operand.
10916 (divsi3_i1_media, divsi3_media_2): Likewise.
10918 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10920 * tree.h (alias_sets_might_conflict_p): Rename into
10921 alias_sets_must_conflict_p.
10922 * alias.c (alias_sets_might_conflict_p): Likewise.
10923 (alias_sets_conflict_p): Use it.
10924 (objects_must_conflict_p): Likewise.
10925 * c-common.c (strict_aliasing_warning): Adjust.
10927 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10929 * rtlhooks.c (gen_lowpart_if_possible): Check for
10930 invalid subreg before calling gen_lowpart_SUBREG.
10932 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10934 * config/darwin9.h: Add copyright notice.
10935 (LINK_COMMAND_SPEC): Add comment.
10936 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10937 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10938 DARWIN_LIBSYSTEM_HAS_UNWIND.
10940 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10943 * omp-low.c (check_combined_parallel): New function.
10944 (lower_omp_parallel): Call it via walk_stmts, set
10945 OMP_PARALLEL_COMBINED if appropriate.
10946 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10947 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10948 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10949 don't consider it as combined parallel.
10951 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10953 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10954 (gcc_tooldir): Likewise.
10955 * configure: Regenerate.
10956 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10957 old configure.ac gcc_tooldir setting.
10958 (prefix_to_exec_prefix): New variable.
10959 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10960 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10962 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10964 Fix PR tree-optimization/32583
10965 Fix PR tree-optimization/32584
10966 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10967 (phi_translate_set): Use phi_translate directly now.
10968 (make_values_for_stmt): Don't value number RHS if we already know
10971 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10972 Jim Wilson <wilson@specifix.com>
10975 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10978 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10979 Richard Sandiford <richard@codesourcery.com>
10980 Nigel Stephens <nigel@mips.com>
10982 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10983 (mips16e_output_save_restore): Declare.
10984 (mips16e_save_restore_pattern_p): Likewise.
10985 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10986 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10987 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10988 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10989 (BITSET_P): New global macro, extracted from...
10990 (mips_for_each_saved_reg): ...here.
10991 (mips16e_save_restore_info): New struct.
10992 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10993 (mips16e_save_restore_regs): New variable.
10994 (mips_split_plus, mips16e_find_first_register): New functions.
10995 (mips16e_mask_registers): New function.
10996 (compute_frame_size): Expand the commentary before the function.
10997 Enforce the MIPS16e save and restore register range restrictions.
10998 Pad the general register save area at the low end.
10999 (mips16e_save_restore_reg, mips16e_build_save_restore)
11000 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11001 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11002 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11004 (mips_expand_prologue, mips_expand_epilogue): Handle
11005 GENERATE_MIPS16E_SAVE_RESTORE.
11006 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11008 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11010 PR tree-optimization/31966
11011 PR tree-optimization/32533
11012 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11013 "basic_block" description as its third argument. Update function
11014 calls to get destination bb from "edge" argument. Save "cond" into
11015 aux field of the edge. Update prototype for changed arguments.
11016 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11018 (find_phi_replacement_condition): Operate on incoming edges, not
11019 on predecessor blocks. If there is a condition saved in the
11020 incoming edge aux field, AND it with incoming bb predicate.
11021 Return source bb of the first edge.
11022 (clean_predicate_lists): Clean aux field of outgoing node edges.
11023 (tree_if_conversion): Do not initialize cond variable. Move
11024 variable declaration into the loop.
11025 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11026 initializations of new_stmt, arg0 and arg1 variables.
11028 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11030 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11031 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11033 2007-07-02 Richard Guenther <rguenther@suse.de>
11035 * tree-ssa.c (useless_type_conversion_p): Document
11036 future intent as defining the middle-end type system.
11037 Re-structure to call langhook last, group by type class,
11038 mark questionable parts.
11040 2007-07-02 Richard Guenther <rguenther@suse.de>
11042 * tree-flow.h (types_compatible_p): Declare.
11043 * tree-ssa.c (types_compatible_p): New function.
11044 * ipa-type-escape.c (discover_unique_type): Use
11045 types_compatible_p instead of lang_hooks.types_compatible_p.
11046 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11047 * tree-vn.c (expressions_equal_p): Likewise.
11048 * tree.c (fields_compatible_p): Likewise.
11049 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11050 (cprop_operand): Use useless_type_conversion_p instead of
11051 lang_hooks.types_compatible_p.
11052 * tree-inline.c (setup_one_parameter): Likewise.
11053 (declare_return_variable): Likewise.
11054 * tree-nrv.c (tree_nrv): Likewise.
11055 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11056 (maybe_fold_offset_to_component_ref): Likewise.
11057 (maybe_fold_offset_to_reference): Likewise.
11058 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11059 (merge_alias_info): Likewise.
11060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11061 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11062 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11063 * tree-tailcall.c (find_tail_calls): Likewise.
11064 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11065 * gimplify.c (canonicalize_addr_expr): Likewise.
11066 (fold_indirect_ref_rhs): Likewise.
11067 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11068 (cpt_same_type): Likewise.
11069 (check_pointer_types_r): Swap parameters to cpt_same_type
11071 * fold-const.c (fold_convert): Revert fix for PR15988.
11072 * tree-inline.c (setup_one_parameter): Instead fix it here by
11073 using fold_build1 instead of fold_convert and checking for
11074 error_mark_node. Convert only if the conversion is necessary.
11076 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11078 * configure.ac: Check for .gnu_attribute on Power.
11079 * configure: Regenerate.
11080 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11081 attribute for floating-point ABI.
11083 2007-07-02 Ira Rosen <irar@il.ibm.com>
11085 PR tree-optimization/32230
11086 PR tree-optimization/32477
11087 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11088 address is a constant.
11090 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11092 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11093 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11094 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11095 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11096 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11097 64-bit targets. Add support for *-elfoabi*.
11098 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11099 different settings if $(tm_defines) does not select the EABI.
11100 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11101 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11102 (MIPS_ARCH_OPTION_SPEC): Likewise.
11103 (MIPS_ISA_LEVEL_SPEC): Likewise.
11104 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11105 * config/mips/elfoabi.h: New file.
11107 2007-07-02 Richard Guenther <rguenther@suse.de>
11109 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11110 (useless_type_conversion_p): ... this.
11111 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11112 (useless_type_conversion_p): ... this.
11113 * builtins.c (fold_builtin_memory_op): Rename
11114 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11115 * tree-cfg.c (verify_expr): Likewise.
11116 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11117 * tree-ssa-ccp.c (ccp_fold): Likewise.
11118 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11119 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11120 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11121 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11122 * tree-ssa-pre.c (eliminate): Likewise.
11123 * tree-ssa.c (delete_tree_ssa): Likewise.
11124 (tree_ssa_useless_type_conversion): Likewise.
11125 * tree.c (build2_stat): Likewise.
11127 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11129 Fix PR tree-optimization/32571
11130 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11133 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11136 and other expected operations explicitly, change default to
11139 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11141 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11143 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11144 (tls_load_dot_plus_eight): Move the label number into the unspec.
11145 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11147 2007-07-01 Andreas Schwab <schwab@suse.de>
11149 * dwarf2out.c (initial_return_save): Define only if used.
11151 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11153 Unreverting Richard's Revert of:
11155 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11157 * dce.c (deletable_insn_p_1): New function, split out from...
11158 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11159 specially, not those inside PARALLELs. Remove BODY argument
11160 and adjust recursive call accordingly.
11161 (prescan_insns_for_dce): Update call to delete_insn_p.
11163 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11164 Revital Eres <eres@il.ibm.com>
11166 * ddg.c (create_ddg_all_sccs): Fix missed
11167 initialization of scc_nodes.
11169 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11171 PR middle-end/32559
11172 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11173 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11175 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11177 * configure.ac: Check for .gnu_attribute on MIPS.
11178 * configure, config.in: Regenerate.
11179 * config/mips/mips.c (mips_file_start): If supported, output
11180 attribute for floating-point ABI.
11182 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11185 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11186 (ffs_cmove): New expander to expand using ctz pattern.
11187 (*ffs_cmove): Remove pattern.
11188 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11189 (ffsdi2): Expand using ctz pattern.
11190 (*ffs_rex64): Remove pattern.
11192 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11194 PR rtl-optimization/32296
11195 * pa.md (return): Delete pattern.
11196 (return_internal): Remove "(const_int 1)" from pattern.
11197 (epilogue): Use return_internal pattern for trivial returns.
11198 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11199 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11201 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11203 * tree-ssa-pre.c (is_exception_related): New function
11204 (can_value_number_operation): Use it.
11206 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11208 Fix PR tree-optimization/32540
11209 Fix PR tree-optimization/31651
11211 * tree-ssa-sccvn.c: New file.
11213 * tree-ssa-sccvn.h: Ditto.
11215 * tree-vn.c: Include tree-ssa-sccvn.h
11216 (val_expr_paid_d): Removed.
11217 (value_table): Ditto.
11218 (vn_compute): Ditto.
11219 (val_expr_pair_hash): Ditto.
11220 (val_expr_pair_expr_eq): Ditto.
11221 (copy_vuses_from_stmt): Ditto.
11222 (vn_delete): Ditto.
11224 (shared_vuses_from_stmt): Ditto.
11225 (print_creation_to_file): Moved up.
11226 (sort_vuses): Ditto.
11227 (sort_vuses_heap): Ditto.
11228 (set_value_handle): Make non-static.
11229 (make_value_handle): Ditto.
11230 (vn_add): Rewritten to use sccvn lookups.
11231 (vn_add_with_vuses): Ditto.
11232 (vn_lookup): Ditto (and second argument removed).
11233 (vn_lookup_with_vuses): Ditto.
11234 (vn_lookup_or_add): Ditto (and second argument removed);
11235 (vn_lookup_or_add_with_vuses): Ditto.
11236 (vn_lookup_with_stmt): New.
11237 (vn_lookup_or_add_with_stmt): Ditto.
11238 (create_value_handle_for_expr): Ditto.
11240 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11241 (seen_during_translate): New function.
11242 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11243 (phi_trans_add): Ditto.
11244 (constant_expr_p): FIELD_DECL is always constant.
11245 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11246 Use constant_expr_p.
11247 Avoid infinite recursion on mutually valued expressions.
11248 Change callers of vn_lookup_or_add.
11249 (phi_translate): New function.
11250 (compute_antic_safe): Allow phi nodes.
11251 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11252 (find_or_generate_expression): Rewrite slightly.
11253 (create_expression_by_pieces): Updated for vn_lookup_or_add
11255 Update VN_INFO for new names.
11256 (insert_into_preds_of_block): Update for new names.
11257 (add_to_exp_gen): New function.
11258 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11259 (find_existing_value_expr): Rewrite to changed vn_lookup.
11260 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11261 (try_look_through_load): Removed.
11262 (try_combine_conversion): Ditto.
11263 (get_sccvn_value): New function.
11264 (make_values_for_phi): Ditto.
11265 (make_values_for_stmt): Ditto.
11266 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11268 (init_pre): Update for SCCVN changes.
11270 (execute_pre): Ditto.
11272 * tree-flow.h (make_value_handle): Declare.
11273 (set_value_handle): Ditto.
11274 (sort_vuses_heap): Ditto.
11275 (vn_lookup_or_add_with_stmt): Ditto.
11276 (vn_lookup_with_stmt): Ditto.
11277 (vn_compute): Remove.
11279 (vn_delete): Ditto.
11280 (vn_lookup): Update arguments.
11282 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11283 (tree-vn.o): Ditto.
11284 (tree-ssa-sccvn.o): New.
11285 (OBJS-common): Add tree-ssa-sccvn.o
11287 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11290 * c-typeck.c (build_external_ref): Don't mark as used if called
11292 * calls.c (rtx_for_function_call): Likewise.
11294 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11298 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11300 * dce.c (deletable_insn_p_1): New function, split out from...
11301 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11302 specially, not those inside PARALLELs. Remove BODY argument
11303 and adjust recursive call accordingly.
11304 (prescan_insns_for_dce): Update call to delete_insn_p.
11306 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11308 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11309 (try_combine): Move potential calls to undo_all() so they happen
11310 before we commit to using the combined insns.
11312 2006-06-30 Jan Hubicka <jh@suse.cz>
11314 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11317 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11319 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11320 (cgraph_remove_unreachable_nodes): Likewise.
11321 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11322 * ipa-inline.c (update_caller_keys): Cast according to the coding
11324 (cgraph_decide_recursive_inlining): Likewise.
11325 (cgraph_decide_inlining_of_small_function): Likewise.
11326 (try_inline): Likewise.
11327 (cgraph_decide_inlining_incrementally): Likewise.
11328 * ipa-pure-const.c (get_function_state): Likewise.
11329 (scan_function): Likewise.
11330 (analyze_function): Likewise.
11331 (static_execute): Likewise.
11332 * ipa-reference.c (scan_for_static_refs): Likewise.
11333 (merge_callee_local_info): Likewise.
11334 (analyze_function): Use type safe memory macros.
11335 (static_execute): Likewise. Cast according to the coding conventions.
11336 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11338 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11340 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11341 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11344 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11346 PR middle-end/30024
11347 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11348 for complex modes (both int and real).
11350 2007-06-29 Jan Hubicka <jh@suse.cz>
11352 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11354 2007-06-29 Jan Hubicka <jh@suse.cz>
11356 PR middle-end/32372
11357 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11360 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11363 * config/avr/avr.c: Include dataflow header file.
11364 (expand_prologue): Adjust for prologue insn change.
11365 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11368 2007-06-29 Richard Guenther <rguenther@suse.de>
11370 PR middle-end/32493
11371 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11372 during type verification.
11374 2007-06-29 Jan Hubicka <jh@suse.cz>
11376 * recog.c (validate_change_rtx_1): Unshare TO argument.
11378 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11380 PR tree-optimization/24659
11381 * tree-vect-transform.c (vectorizable_call): Handle
11382 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11384 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11385 * config/i386/i386.c (enum ix86_builtins)
11386 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11387 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11389 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11390 const using def_builtin_const.
11391 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11392 input operands in the same modes as the result.
11393 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11395 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11397 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11398 (df_set_dead_notes_for_mw): Likewise.
11400 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11402 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11404 2007-06-28 DJ Delorie <dj@redhat.com>
11406 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11408 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11410 * doc/invoke.texi (C++ Dialect Options): Document
11411 fvisibility-ms-compat.
11412 * c.opt (fvisibility-ms-compat): New.
11414 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11417 * tree-affine.c (aff_combination_add_elt): Handle
11418 pointer addition specially.
11420 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11422 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11423 decl is non-external for AIX ABI.
11425 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11427 * config/rs6000/predicates.md (current_file_function_operand):
11428 Ensure the symbol is non-external for AIX ABI.
11430 2007-06-28 Nick Clifton <nickc@redhat.com>
11432 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11433 (fdce, fdse, fpredictive-commoning): Likewise.
11435 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11438 * gcc.c (process_command): Recognize the new -static-libgfortran
11441 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11444 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11445 Use a call clobbered hard reg instead of a pseudo reg.
11447 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11449 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11451 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11454 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11455 REG_LIBCALL and REG_RETVAL notes.
11456 (divsi3, mulsi3): Likewise.
11457 (mulhisi3): Likewise. Use emit_libcall_block.
11458 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11460 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11462 PR rtl-optimization/32481
11463 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11465 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11467 * dce.c (deletable_insn_p_1): New function, split out from...
11468 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11469 specially, not those inside PARALLELs. Remove BODY argument
11470 and adjust recursive call accordingly.
11471 (prescan_insns_for_dce): Update call to delete_insn_p.
11473 2007-06-27 Richard Guenther <rguenther@suse.de>
11475 PR middle-end/32492
11476 * tree.h (fold_convertible_p): Declare.
11477 * fold-const.c (fold_convertible_p): New function.
11478 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11479 instead of lang_hooks.types_compatible_p.
11481 2007-06-26 Jan Hubicka <jh@suse.cz>
11483 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11484 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11485 early use validate_unshare_change.
11486 (reload_combine): Likewise.
11487 * recog.c (change_t): New field unshare.
11488 (validate_change_1): Rename from validate_change; add argument unshare.
11489 (validate_change): Turn into wrapper of validate_change_1; update
11490 prototype for bools.
11491 (validate_unshare_change): New.
11492 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11493 calls of df_insn_rescan.
11494 * recog.h (validate_change): Replace ints by bools.
11495 (validate_unshare_change): Declare.
11497 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11499 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11501 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11503 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11505 2007-06-25 Jan Hubicka <jh@suse.cz>
11507 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11509 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11510 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11511 places other call site specific checks are performed.
11513 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11516 * tree-vect-transform.c (vectorizable_operation): Convert
11517 POINTER_PLUS_EXPR over to PLUS_EXPR.
11519 2007-06-25 Chao-ying Fu <fu@mips.com>
11521 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11522 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11523 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11524 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11526 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11527 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11528 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11529 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11530 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11531 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11532 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11533 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11534 ALL_FIXED_POINT_MODE_P): New define.
11535 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11537 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11539 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11540 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11541 MODE_VECTOR_UACCUM): New mode classes.
11543 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11544 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11545 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11548 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11549 (blank_mode): Initialize ibit and fbit.
11550 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11551 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11553 (new_adjust): Change required_class to required_class_from and
11554 required_class_to for testing within a range.
11555 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11556 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11557 MODE_VECTOR_UACCUM.
11558 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11559 (make_fixed_point_mode): New.
11560 (_ADD_ADJUST): Change C to C1 and C2.
11561 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11562 use a range for machine classes.
11563 (ADJUST_IBIT, ADJUST_FBIT): New.
11564 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11566 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11567 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11568 Emit adjustment for ibit and fbit.
11569 (emit_mode_ibit, emit_mode_fbit): New.
11570 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11572 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11574 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11575 as the source of the set.
11577 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11579 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11580 FP_REGNO_P): Use IN_RANGE.
11581 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11582 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11583 (DATA_REG_P): Use DATA_REGNO_P.
11584 (FP_REG_P): Use FP_REGNO_P.
11585 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11586 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11587 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11589 2007-06-24 Jan Hubicka <jh@suse.cz>
11591 PR middle-end/30563
11592 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11594 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11596 PR middle-end/32461
11597 * fold-const.c (fold_binary): Strip nops of operand 0
11598 of BIT_NOT_EXPR before calling operand_equal_p.
11599 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11600 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11602 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11604 * doc/extend.texi: Document that dllimport and dllexport imply
11605 default visibility.
11606 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11607 imported or exported declaration, including type declarations.
11608 * c-common.c (handle_visibility_attribute): Check for conflicts
11609 with dllimport/dllexport.
11610 (c_determine_visibility): Handle dllimport/dllexport as an
11611 explicit visibility atttribute.
11613 2007-06-23 Richard Guenther <rguenther@suse.de>
11615 PR tree-optimization/16876
11616 PR middle-end/29478
11617 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11619 * tree-inline.c (initialize_inlined_parameters): Do not call
11620 lang_hooks.tree_inlining.convert_parm_for_inlining.
11621 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11622 reason for mismatched types.
11623 * gimplify.c (gimplify_call_expr): Verify the call expression
11624 arguments match the called function type signature. Otherwise
11625 mark the call expression to be not considered for inlining
11626 using CALL_CANNOT_INLINE_P flag.
11627 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11628 edges call expression.
11629 (cgraph_decide_inlining_of_small_function): Likewise.
11630 (cgraph_decide_inlining): Likewise.
11631 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11633 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11634 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11635 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11636 Remove declaration.
11637 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11638 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11640 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11641 convert_parm_for_inlining member.
11643 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11646 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11647 Remove optimization for GT.
11649 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11651 PR middle-end/32437
11652 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11654 (prescan_insns_for_dce): Add extra parameter.
11656 2007-06-23 Jan Hubicka <jh@suse.cz>
11658 PR middle-end/31541
11659 * gimplify.c (mark_addressable): New function.
11660 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11662 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11664 PR middle-end/32374
11665 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11667 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11670 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11671 moves between MMX/SSE registers to at least 8 units to prevent
11672 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11674 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11676 * config/i386/i386.c (override_options): Correct x86_sahf
11679 2007-06-21 David Daney <ddaney@avtrex.com>
11682 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11683 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11684 (exception_receiver): Renamed to ...
11685 (nonlocal_goto_receiver): ... this.
11687 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11689 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11690 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11691 partial register accesses.
11693 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11695 * fold-const.c (debug_fold_checksum): Move it under
11696 ENABLE_FOLD_CHECKING.
11698 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11700 PR middle-end/20623
11701 * tree.h (debug_fold_checksum): Declared.
11702 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11703 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11704 build_fold_addr_expr_with_type_1.
11705 (fold_addr_expr, debug_fold_checksum): New.
11706 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11707 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11708 Use fold_addr_expr.
11710 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11712 PR tree-optimization/19590
11713 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11714 of scev is a constant.
11716 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11718 * df-problems.c (df_note_bb_compute): Made computation of live
11719 info consistent with df_lr.
11721 2007-06-21 Richard Guenther <rguenther@suse.de>
11723 PR tree-optimization/32453
11724 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11725 for pointer anti-range.
11727 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11729 * config/i386/i386.c (processor_target_table): Increase maximum
11730 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11733 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11734 byte alignment if > 8 byte alignment is preferred.
11735 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11737 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11739 PR tree-optimization/31866
11740 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11741 if ASM_EXPR's input is not a SSA_NAME.
11743 PR middle-end/32362
11744 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11745 but decl is a global var, instead return decl.
11746 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11747 even for is_global_var decls, if they are private in some outer
11750 2007-06-21 Richard Guenther <rguenther@suse.de>
11752 PR tree-optimization/32451
11753 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11755 2007-06-21 Christian Bruel <christian.bruel@st.com>
11757 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11758 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11759 (push_regs): Changed saving order or banked registers.
11760 (sh_expand_epilogue): Likewise.
11761 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11762 (FIRST_BANKED_REG): Likewise.
11763 (LAST_BANKED_REG): Likewise.
11764 * config/sh/sh.md (banked) New attribute.
11765 (in_delay_slot): Check banked attribute.
11767 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11769 PR tree-optimization/32075
11770 * tree-data-ref.c (subscript_dependence_tester_1,
11771 analyze_miv_subscript, analyze_overlapping_iterations,
11772 add_distance_for_zero_overlaps, build_classic_dist_vector,
11773 subscript_dependence_tester_1, analyze_overlapping_iterations,
11774 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11775 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11776 to evolution_function_is_affine_multivariate_p.
11778 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11780 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11782 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11785 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11787 * config/m32c/prologue.md (epilogue_exitd_16): New.
11788 (epilogue_reit_16): New.
11789 (epilogue_exitd): Rename to epilogue_exitd_24.
11790 (epilogue_reit): Rename to epilogue_reit_24.
11792 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11793 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11795 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11797 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11798 if dbg_cnt (sched_insn) reaches the limit.
11799 (choose_ready): New parameter INSN_PTR and new return value.
11800 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11801 the new return value from choose_ready.
11802 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11803 (rest_of_handle_global_alloc): New global_alloc_at_func.
11805 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11807 PR tree-optimization/25737
11808 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11809 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11810 * tree-flow.h (struct fieldoff): Add new field alias_set.
11811 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11812 argument addressable_type. Set alias_set of fieldoff.
11813 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11814 (create_overlap_variables_for): Pass alias_set from fieldoff to
11816 * alias.c (get_alias_set): Use alias_set from SFT if set.
11818 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11820 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11821 of a variable as an unsigned HOST_WIDE_INT integer.
11823 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11825 PR rtl-optimization/32405
11826 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11828 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11830 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11832 PR middle-end/31959
11833 * builtins.c: Include diagnostic.h.
11834 (expand_builtin_expect): Make gcc_assert more permissive.
11835 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11837 PR inline-asm/32109
11838 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11841 PR middle-end/32285
11842 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11843 if ACCUMULATE_OUTGOING_ARGS.
11845 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11847 * config/m68hc11/m68hc11.c: Include dataflow header file.
11848 (m68hc11_reorg): Port to dataflow.
11850 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11852 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11853 (struct df_problem.free_blocks_on_set_blocks): New field.
11854 (struct dataflow.optional_p): New field.
11855 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11856 (df_live_set_all_dirty): New function.
11857 * df-scan.c (df_scan_alloc): Initialize optional_p.
11858 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11859 * df-core.c (df_set_blocks): Removed use of
11860 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11861 df_problem.free_blocks_on_set_blocks to determine which blocks are
11863 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11864 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11865 uses dataflow.optional_p to determine if problem should be
11867 (rest_of_handle_df_initialize): Only start live problem if
11869 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11870 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11871 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11872 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11873 problem_NOTE): Initialize free_blocks_on_set_blocks.
11874 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11876 (df_live_set_all_dirty, df_note_alloc): New function.
11877 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11879 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11880 * postreload.c (reload_combine): Ditto.
11881 * cse.c (cse_extended_basic_block): Ditto.
11882 * regmove.c (mark_flags_life_zones): Ditto.
11883 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11884 erase_matching_seqs): Ditto.
11885 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11886 * integrate (allocate_initial_values): Ditto.
11887 * combine.c (reg_dead_at_p): Ditto.
11888 * resource.c (mark_target_live_regs): Ditto.
11889 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11890 * config/sh/sh.c (find_r0_life_regions): Ditto.
11891 * global.c (rest_of_handle_global_alloc): Only add back df_live
11893 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11894 df_live for -O > 1.
11895 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11897 (if_convert): Make sure df_live is there at -O == 1.
11898 (pass_if_after_combine): Cleanup flags.
11899 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11900 is there at -O == 1.
11902 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11904 * config/arm/arm.c (arm_get_frame_offsets): Set
11905 offsets->locals_base to avoid negative stack size.
11906 (thumb1_expand_prologue): Assert on negative stack size.
11908 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11910 PR tree-optimization/32367
11911 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11912 of the chrec has no evolution in that loop.
11913 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11915 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11917 * config/xtensa/xtensa.c: Include "df.h".
11918 (xtensa_builtin_saveregs): Use adjust_address instead of
11920 (xtensa_va_start): Invoke make_tree with sizetype for
11921 expand_builtin_saveregs and then convert the result to a pointer.
11922 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11923 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11924 Subtract argument size from index value as integers and then use
11925 POINTER_PLUS_EXPR to add the result to the array address.
11927 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11930 * config/m32c/m32c.c: Include dataflow header file.
11931 (m32c_emit_prologue): Adjust for prologue insn change.
11932 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11933 once inside a PARALLEL. Assume frame size passed in operand 0
11934 includes space to save the fb register.
11935 (prologue_enter_24): Likewise.
11936 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11938 2007-06-19 David Daney <ddaney@avtrex.com
11941 * config/mips/mips.md (cprestore): Mark $gp as used.
11943 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11946 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11947 (frv_ifcvt_modify_insn): Likewise.
11949 2007-06-19 Richard Guenther <rguenther@suse.de>
11951 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11952 only handle positive offsets that fit in a HOST_WIDE_INT.
11954 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11956 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11957 result of rsqrt insn for zero input argument to avoid NaN.
11959 2007-06-19 Richard Guenther <rguenther@suse.de>
11961 PR middle-end/31950
11962 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11964 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11966 PR tree-optimization/32353
11967 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11969 2007-06-19 Nick Clifton <nickc@redhat.com>
11971 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11973 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11977 * config/i386/i386.c (assign_386_stack_local): Assert that
11978 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11979 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11980 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11981 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11983 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11985 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11987 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11989 PR rtl-optimization/32321
11990 * gcse.c (replace_store_insn): Update the note before
11991 calling emit_insn_after.
11993 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11995 PR middle-end/32355
11996 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11998 * df-problems.c (df_note_bb_compute): Fix dumping info.
12000 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12002 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12003 insn with emit_jump_insn.
12005 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12007 PR tree-optimization/32383
12008 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12009 * targhooks.h (default_builtin_reciprocal): Update prototype.
12010 * target.h (struct gcc_target): Update builtin_reciprocal.
12011 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12012 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12013 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12014 when fndecl is in BUILT_IN_MD class.
12015 (execute_convert_to_rsqrt): Ditto.
12017 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12018 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12019 Convert BUILT_IN_SQRTF code only when md_fn is false.
12021 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12023 * bt-load.c (move_btr_def): Fix the order of arguments
12024 to validate_replace_rtx.
12026 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12028 * config/m68k/m68k-devices.def: Add 54450..54455.
12030 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12032 PR rtl-optimization/32366
12033 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12034 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12037 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12039 PR middle-end/32349
12040 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12041 this is true, rescan insn being modified.
12042 (sms_schedule): Added rescan parameter.
12043 (rest_of_handle_sms): Moved freeing of dominance info to before
12044 getting out of cfg_layout.
12046 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12048 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12049 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12052 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12053 FL_CF_EMAC from the entry for isac.
12055 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12056 (const_sibcall_operand): New.
12057 (sibcall_operand): Use it.
12058 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12059 (m68k_isas): ISAC does not imply FPU or EMAC.
12060 (override_options): Add ISA_C logic for symbolic jump & call.
12062 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12064 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12065 return mode from the builtin itself.
12066 (sparc_fold_builtin): Fix cast of zero constant.
12068 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12070 * targhooks.c (default_builtin_reciprocal): New default target hook.
12071 * targhooks.h (default_builtin_reciprocal): Add prototype.
12072 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12073 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12074 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12075 default_builtin_reciprocal.
12077 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12079 PR middle-end/31723
12080 * hooks.c (hook_tree_tree_bool_null): New hook.
12081 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12082 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12083 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12084 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12085 and convert it to reciprocal a*rfunc(b).
12086 (execute_convert_to_rsqrt): New function.
12087 (gate_convert_to_rsqrt): New function.
12088 (pass_convert_to_rsqrt): New pass definition.
12089 * target.h (struct gcc_target): Add builtin_reciprocal.
12090 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12091 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12092 TARGET_BUILTIN_RECIPROCAL.
12093 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12095 * config/i386/i386.h (TARGET_RECIP): New define.
12096 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12097 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12098 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12099 and not optimizing for size.
12100 (*rcpsf2_sse): New insn pattern.
12101 (*rsqrtsf2_sse): Ditto.
12102 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12103 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12104 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12105 and not optimizing for size.
12106 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12107 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12108 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12109 and not optimizing for size.
12110 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12111 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12112 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12113 and not optimizing for size.
12114 (*sse_rsqrtv4sf2): Do not export.
12115 (sqrtv4sf2): Ditto.
12116 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12117 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12118 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12119 and not optimizing for size.
12120 (sqrtv4sf2): Ditto.
12121 * config/i386/i386.opt (mrecip): New option.
12122 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12123 (ix86_emit_swsqrtsf): Ditto.
12124 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12125 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12126 builtin definition.
12127 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12128 ix86_expand_unop1_builtin.
12129 (ix86_emit_swdivsf): New function.
12130 (ix86_emit_swsqrtsf): Ditto.
12131 (ix86_builtin_reciprocal): New function.
12132 (TARGET_BUILTIN_RECIPROCAL): Use it.
12133 (ix86_vectorize_builtin_conversion): Rename from
12134 ix86_builtin_conversion.
12135 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12136 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12137 "i386 and x86_64 Options" section.
12138 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12140 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12141 Zdenek Dvorak <dvorakz@suse.cz>
12142 Richard Guenther <rguenther@suse.de>
12143 Kaz Kojima <kkojima@gcc.gnu.org>
12145 * tree-vrp.c (compare_values_warnv): Convert val2 to
12147 (extract_range_from_assert): Create
12148 POINTER_PLUS_EXPR for pointer types.
12149 (extract_range_from_binary_expr): Handle
12150 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12152 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12153 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12154 POINTER_PLUS_EXPR as PLUS_EXPR.
12155 (number_of_iterations_lt_to_ne):
12156 For pointer types, use sizetype when
12157 creating MINUS_EXPR/PLUS_EXPRs.
12158 (assert_loop_rolls_lt): For pointer types, use sizetype when
12159 creating MINUS_EXPR/PLUS_EXPRs.
12160 (number_of_iterations_le): Likewise.
12161 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12162 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12163 like PLUS_EXPR and MINUS_EXPR.
12164 * tree-pretty-print.c (dump_generic_node): Handle
12166 (op_prio): Likewise.
12167 (op_symbol_1): Likewise.
12168 * optabs.c (optab_for_tree_code): Likewise.
12169 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12171 * tree-tailcall.c (process_assignment): Mention
12172 POINTER_PLUS_EXPR in a TODO comment.
12173 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12174 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12175 not used with a pointer and an integer type.
12176 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12177 increment using chrec_convert_rhs instead of chrec_convert.
12178 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12179 PLUS_EXPR except for the right hand side's type will be
12181 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12182 (fold_used_pointer_cast): Kill.
12183 (pointer_offset_p): Kill.
12184 (fold_used_pointer): Kill.
12185 (pointer_used_p): Kill.
12186 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12187 call fold_used_pointer.
12188 (instantiate_parameters_1): Convert the increment
12189 using chrec_convert_rhs instead of chrec_convert.
12190 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12191 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12192 instead of PLUS_EXPR.
12193 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12194 PLUS_EXPR for pointers.
12195 (std_gimplify_va_arg_expr): Likewise.
12196 (fold_builtin_memory_op): Likewise.
12197 (fold_builtin_strstr): Likewise.
12198 (fold_builtin_strchr): Likewise.
12199 (fold_builtin_strrchr): Likewise.
12200 (fold_builtin_strpbrk): Likewise.
12201 (expand_builtin_memory_chk): Likewise.
12202 (fold_builtin_memory_chk): Likewise.
12203 (std_expand_builtin_va_start): Use
12204 sizetype for the call to make_tree and then convert
12205 to the pointer type.
12206 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12207 instead of PLUS_EXPR for adding to a pointer.
12208 (std_gimplify_va_arg_expr): Use fold_build2 for
12209 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12210 the operands to sizetype first and then cast the BIT_AND_EXPR
12211 back to the pointer type.
12212 * fold-const.c (build_range_check): Handle pointer types
12214 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12215 of PLUS_EXPR's. Make sure the offset is converted to
12217 (try_move_mult_to_index): Strip the NOPs from the offset.
12218 Remove code argument and replace all uses with PLUS_EXPR.
12219 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12220 specially. Don't use a pointer type for MINUS_EXPR.
12221 (fold_unary): Handle for (T1)(X op Y),
12222 only p+ as that is the only as that can be handled for
12223 binary operators now.
12224 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12226 <case PLUS_EXPR>: Add folding of PTR+INT into
12228 Don't call try_move_mult_to_index.
12229 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12230 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12231 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12232 Don't call try_move_mult_to_index.
12233 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12234 (tree_expr_nonzero_p): Likewise.
12235 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12236 of PLUS_EXPR for the complex expression folding.
12237 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12238 first chrec is a pointer type, then the second should
12239 be sizetype and not the first's type.
12240 For POINTER_PLUS_EXPR, use a different right hand side type.
12241 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12242 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12243 different right hand side type.
12244 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12245 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12246 instead of PLUS_EXPR.
12247 When either operand is zero, convert the other operand.
12248 (chrec_apply): Use chrec_convert_rhs
12249 on the argument x instead of chrec_convert.
12250 (reset_evolution_in_loop): For pointer types, the new_evol
12251 should be sizetype.
12252 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12253 different right hand side type.
12254 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12255 (chrec_convert_rhs): New function.
12256 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12257 different right hand side type.
12258 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12259 * tree-chrec.h (chrec_convert_rhs): New prototype.
12260 (build_polynomial_chrec): For pointer types, the right hand
12261 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12262 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12263 Remove subtraction case as it is always addition now.
12264 Make sure the offset is converted to sizetype.
12265 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12266 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12267 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12268 PLUS_EXPR in pointer type.
12269 Handle POINTER_PLUS_EXPR.
12270 (tree_to_aff_combination): Likewise.
12271 (force_expr_to_var_cost): Likewise.
12272 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12273 instead of PLUS_EXPR for pointers.
12274 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12275 instead of PLUS_EXPR of pointer types.
12276 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12278 (check_va_list_escapes): Likewise.
12279 (check_all_va_list_escapes): Likewise.
12280 * dwarf2out.c (loc_descriptor_from_tree_1):
12281 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12282 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12283 (string_constant): Likewise.
12284 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12285 the offset to the base, use POINTER_PLUS_EXPR.
12286 (add_to_parts): Convert the index to sizetype.
12287 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12288 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12289 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12290 Offset only holds something for PLUS_EXPR.
12291 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12293 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12295 (analyze_accesses_for_modify_stmt): Likewise.
12296 Remove comment about the type being integral type as it is
12298 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12300 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12302 Correct the type which the artimentic is done in (is now
12305 * tree-data-ref.c (split_constant_offset): Handle
12307 * tree-affine.c (tree_to_aff_combination): Likewise.
12308 * c-typeck.c (build_unary_op): For pointers create the increment
12309 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12311 * gimplify.c (gimplify_self_mod_expr): Create a
12312 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12313 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12314 * tree.def (POINTER_PLUS_EXPR): New tree code.
12315 * tree-predcom.c (ref_at_iteration): If we have a pointer
12316 type do the multiplication in sizetype.
12317 * tree-mudflap.c (mf_xform_derefs_1): Create a
12318 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12319 * tree-ssa-forwprop.c
12320 (forward_propagate_addr_into_variable_array_index):
12321 Don't expect there to be a cast for the index as that
12322 does not exist anymore.
12323 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12324 instead of PLUS_EXPR.
12325 Don't check for the first operand of the POINTER_PLUS_EXPR
12326 was the index as it cannot be.
12327 Call forward_propagate_addr_into_variable_array_index with
12328 the SSA_NAME instead of the statement.
12329 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12330 (compare_constant): Likewise.
12331 (copy_constant): Likewise.
12332 (compute_reloc_for_constant): Likewise.
12333 (output_addressed_constants): Likewise.
12334 (initializer_constant_valid_p): Likewise.
12335 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12336 Convert the MIN/MAX of the inner type to the outer
12337 type before comparing them.
12338 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12339 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12340 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12341 of PLUS_EXPR for pointers.
12342 * tree-inline.c (estimate_num_insns_1): Handle
12344 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12345 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12346 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12347 instead of PLUS_EXPR for the pointer increment statement.
12348 (vect_update_ivs_after_vectorizer): For pointer types, create
12349 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12350 MULT_EXPR in sizetype.
12351 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12353 * tree-object-size.c (plus_expr_object_size): Handle
12354 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12355 code which is trying to figure out which side is a pointer and
12357 (check_for_plus_in_loops_1): Likewise.
12358 (check_for_plus_in_loops): Likewise.
12359 * c-common.c (pointer_int_sum): Create a
12360 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12361 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12362 only POINTER_PLUS_EXPR. Removing all the extra
12363 code which is trying to figure out which side is a pointer and
12365 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12366 PLUS_EXPR and MINUS_EXPR.
12367 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12369 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12370 with make_tree, instead of a pointer type.
12371 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12372 for pointers instead of PLUS_EXPR.
12373 (s390_gimplify_va_arg): Likewise.
12374 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12375 instead of PLUS_EXPR when doing addition on pointer
12376 types. Use sizetype for the second operand.
12377 (spu_gimplify_va_arg_expr): Likewise.
12378 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12379 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12380 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12381 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12382 for the pointer addition and also use size_int/sizetype
12384 (ix86_gimplify_va_arg): Likewise.
12385 Perform BIT_AND_EXPR on sizetype arguments.
12386 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12387 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12388 for the pointer additions and also use size_int for the offsets.
12389 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12390 additions and also use size_int for the offsets. Perform
12391 BIT_AND_EXPR on sizetype arguments.
12392 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12393 POINTER_PLUS_EXPR for pointers and create the
12394 BIT_AND_EXPR in sizetype.
12395 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12396 instead of PLUS_EXPR for pointer addition.
12397 (rs6000_va_start): Likewise.
12398 Also use sizetype for the offset.
12399 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12400 as PLUS_EXPR/MINUS_EXPR.
12401 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12402 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12403 Don't use BIT_AND_EXPR on a pointer type, convert the
12404 expression to sizetype first.
12405 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12407 (mips_gimplify_va_arg_expr): Likewise.
12408 Don't create BIT_AND_EXPR in a pointer type.
12410 2007-06-15 Eric Christopher <echristo@apple.com>
12412 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12413 (x86_64-*-darwin*): Ditto.
12414 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12417 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12419 * doc/extend.texi: Document behavior of __attribute__((aligned))
12422 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12424 * rtlanal.c (note_stores): Improve documentation.
12426 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12428 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12429 LOCAL_LABEL_PREFIX): Delete.
12430 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12431 (bfin_internal_label): Delete.
12433 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12435 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12436 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12437 otherwise define to LIBGCC2_TF_CEXT.
12438 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12439 (LIBGCC_TF_CEXT): Ditto.
12442 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12444 PR rtl-optimization/32339
12445 * df-scan.c (df_uses_record): Don't modify flags but just add to
12446 it for df_ref_record.
12448 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12450 * tree-mudflap.c: Fix whitespace issues.
12452 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12454 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12456 2007-06-14 Eric Christopher <echristo@apple.com>
12458 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12459 (movv4sf): Use gcc_unreachable instead of abort.
12461 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/sfp-machine.h (CMPtype): New define.
12465 (mach stubs): Use CMPtype instead of int as a return type.
12467 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12469 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12470 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12471 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12472 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12473 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12474 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12475 config/soft-fp/soft-fp.h: Update from glibc CVS.
12477 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12479 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12481 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12484 * config/v850/v850.c: Include dataflow header file.
12485 (substitute_ep_register): Fix typo.
12487 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12489 * configure.ac: Fix earlier checkin.
12490 * configure: Regenerated.
12492 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12494 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12495 * aclocal.m4: Regenerate.
12496 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12497 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12498 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12499 * configure: Regenerate.
12500 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12502 * Makefile.in (quickstrap): Build libgcc too.
12504 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12506 * configure.ac: Add --enable-checking=df. Explicitly mention that
12507 the variables are initialized as for "release".
12508 * df-core.c: Use it.
12509 * configure: Regenerate.
12510 * config.in: Regenerate.
12512 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12514 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12515 validate_replace_rtx instead of replace_rtx.
12516 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12518 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12520 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12521 (DWARF2_UNWIND_INFO): Override default if configured with
12523 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12524 (ENDFILE_SPEC): Add crtend.o.
12525 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12526 (ENDFILE_SPEC): Add crtend.o.
12527 (TARGET_USE_JCR_SECTION): Define.
12528 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12530 * config/i386/cygming-crtbegin.c: New file.
12531 * config/i386/cygming-crtend.c: New file.
12533 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12535 * config/i386/w32-unwind.h: New file.
12537 2007-06-13 Eric Christopher <echristo@apple.com>
12539 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12540 the user set a value below STACK_BOUNDARY.
12542 2007-06-13 Thiemo Seufer <ths@networkno.de>
12544 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12545 imply -lpthread for -pthread.
12547 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12549 * basic-block.h: Remove the prototype for
12550 free_basic_block_vars.
12551 * cfglayout.h: Remove the prototype for
12552 insn_locators_initialize.
12553 * tree.h: Remove the prototype for emit_line_note.
12555 * tree-ssa-pre.c (mergephitemp): Remove.
12556 (init_pre): Don't use mergephitemp.
12558 2007-06-13 Eric Christopher <echristo@apple.com>
12560 * config/i386/i386.c (override_options): If we've specified
12561 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12563 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12565 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12568 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12570 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12571 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12572 (eh_store_handler): New pattern.
12573 (eh_return): Emit it instead of a plain move.
12575 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12577 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12578 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12579 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12582 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12584 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12585 (find_next_insn_start, find_load): New functions.
12586 (bfin_reorg): Use them to deal with the fact that parallel insns are
12587 no longer represented as a SEQUENCE.
12589 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12591 * config/sparc/sparc.c (sparc_override_options): Initialize
12592 fpu mask correctly.
12594 2007-06-13 Dave Korn <dave.korn@artimi.com>
12596 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12599 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12601 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12602 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12603 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12604 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12605 tree-vect-transform.c: Fix comment typos. Follow spelling
12608 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12610 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12611 to the exit block use set.
12612 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12613 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12614 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12616 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12618 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12619 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12620 to indicate an error.
12621 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12623 (dbg_cnt_process_opt): Print an error on a bad argument.
12624 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12625 * common.opt (-fdbg-cnt-list): New.
12626 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12628 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12630 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12631 flag on ref-all pointers.
12633 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12635 PR middle-end/31579
12636 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12637 for the offset with the modifier as EXPAND_INITIALIZER
12638 if the modifier is EXPAND_INITIALIZER.
12639 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12640 a register if we had an overflow.
12642 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12644 * real.c (real_isfinite): New.
12645 (real_sqrt): Use it.
12646 * real.h (real_isfinite): New.
12647 * builtins.c: Use it.
12649 2007-06-12 Ian Lance Taylor <iant@google.com>
12650 Daniel Berlin <dberlin@dberlin.org>
12653 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12654 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12655 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12656 (DECL_NO_TBAA_P): Define.
12657 (struct tree_decl_common): Add no_tbaa_flag field.
12658 * tree-ssa-structalias.c (struct variable_info): Add
12659 no_tbaa_pruning field.
12660 (new_var_info): Initialize no_tbaa_pruning field.
12661 (unify_nodes): Copy no_tbaa_pruning field.
12662 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12663 (dump_solution_for_var): Print no_tbaa_pruning flag.
12664 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12666 (compute_tbaa_pruning): New static function.
12667 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12668 Call compute_tbaa_pruning.
12669 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12670 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12671 * gimple-low.c (lower_stmt): Likewise.
12672 * tree-gimple.c (is_gimple_stmt): Likewise.
12673 * tree-ssa-operands.c (get_expr_operands): Likewise.
12674 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12675 * tree-inline.c (estimate_num_insns_1): Likewise.
12676 (copy_result_decl_to_var): Likewise.
12677 * expr.c (expand_expr_real_1): Likewise.
12678 * tree-pretty-print.c (dump_generic_node): Likewise.
12679 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12680 * omp-low.c (omp_copy_decl_2): Likewise.
12681 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12682 * doc/c-tree.texi (Expression trees): Document
12683 CHANGE_DYNAMIC_TYPE_EXPR.
12685 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12687 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12688 with !HONOR_NANS and !HONOR_INFINITIES.
12689 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12691 2007-06-12 Tristan Gingold <gingold@adacore.com>
12693 * gcov.c: Comments updated.
12694 (source_info): Add file_time field.
12695 (source_index): New variable.
12696 (mutiple_files): New variable.
12697 (generate_results): New function extracted from process_file.
12698 (process_file): Save and restore chain of functions, generate
12699 results and free structures only if not merging results.
12700 (release_structures): File names are now freed in create_file_names
12701 (create_file_names): Free previous file names.
12702 (find_source): File date is now read here and modifications in
12703 source files is checked here.
12704 (read_graph_file): Only reverse order of functions for the current
12706 (make_gcov_file_name): Do not generate long names if input_name is
12708 (output_lines): If merging results do not display graph, data and
12710 Checking source file modification is done in find_source.
12712 * doc/gcov.texi: Append an s to sourcefile.
12714 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12716 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12717 (forced_nop): New pattern.
12718 * config/bfin/bfin.c: Include "df.h".
12719 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12720 (bfin_discover_loop): Use df_get_live_in instead of
12721 global_live_at_start.
12722 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12723 df_analyze when done.
12724 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12725 the insns. Use QImode for the final insn in a bundle. Call
12726 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12728 (reorder_var_tracking_notes): New function.
12729 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12730 update_life_info. Call df_analyze after scheduling and bundle
12731 generation. Call reorder_var_tracking_notes if generating these
12732 notes. Call df_finish_pass at the end.
12734 2007-06-12 Dirk Mueller <dmueller@suse.de>
12736 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12737 a comparison, not an assignment.
12739 2007-06-12 Olivier Hainque <hainque@adacore.com>
12741 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12742 Request walking the subtrees only, leaving the current is_lhs/val_only
12744 (convert_non_local_reference): Likewise.
12746 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12748 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12750 2007-06-12 Richard Guenther <rguenther@suse.de>
12752 PR tree-optimization/15353
12753 PR tree-optimization/31657
12754 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12755 * timevar.def: Add TV_TREE_IFCOMBINE.
12756 * tree-pass.h (pass_tree_ifcombine): Declare.
12757 * tree-ssa-ifcombine.c: New file.
12758 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12759 * tree-flow.h (blocks_in_phiopt_order): Declare.
12760 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12761 (tree-ssa-ifcombine.o): New dependencies.
12763 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12765 PR rtl-optimization/32293
12766 * combine.c (simplify_if_then_else): Truncate return from
12767 nonzero_bits() to correct mode.
12769 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12771 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12772 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12774 2007-06-11 Diego Novillo <dnovillo@google.com>
12776 * Makefile.in (reload1.o-warn): Remove.
12778 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12780 * combine.c (subst): Use reg_overlap_mentioned_p
12781 instead of comparing register numbers directly.
12783 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12785 * reload1.c (mark_home_live_1): Use the mode parameter.
12787 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12789 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12790 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12792 * df-core.c: Ditto.
12794 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12796 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12798 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12800 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12801 from integer registers.
12802 (FP mode splitters): Handle TFmode.
12804 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12806 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12807 for ref-all pointers that point-to anything.
12809 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12811 * config/arm/arm.c (arm_output_dwarf_dtprel,
12812 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12814 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12816 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12817 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12820 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12822 * tree.c (signed_or_unsigned_type_for): New.
12823 (unsigned_type_for): Use signed_or_unsigned_type_for.
12824 (signed_type_for): Use signed_or_unsigned_type_for.
12825 * tree.h (signed_or_unsigned_type_for): New.
12826 (get_signed_or_unsigned_type): Remove.
12827 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12828 lang_hooks.types.signed_type
12829 (size_diffop): Likewise.
12830 (all_ones_mask_p): Likewise.
12831 (build_range_check): Likewise.
12832 (fold_cond_expr_with_comparison): Likewise.
12833 (fold_cond_expr_with_comparison): Likewise.
12834 (unextend): Likewise.
12835 (extract_muldiv_1): Likewise.
12836 (fold_single_bit_test_into_sign_test): Likewise.
12837 (fold_binary): Likewise.
12838 (fold_ternary): Likewise.
12839 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12840 instead of get_signed_or_unsigned_type.
12841 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12842 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12843 * expr.c (signed_or_unsigned_type_for): Use
12844 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12845 * langhooks.c (get_signed_or_unsigned_type): Remove.
12846 (lhd_signed_or_unsigned_type): Remove.
12847 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12848 signed_or_unsigned_type.
12849 (lhd_signed_or_unsigned_type): Remove.
12850 * expmed.c (make_tree): Use signed_type_for instead of
12851 lang_hooks.types.signed_type.
12852 * c-common.c (same_scalar_type_ignoring_signedness): Use
12853 c_common_signed_type instead of lang_hooks.types.signed_type.
12854 (c_common_unsigned_type): New.
12855 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12856 (shorten_compare): Use c_common_unsigned_type instead of
12857 c_common_signed_or_unsigned_type.
12858 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12860 * convert.c (convert_to_integer): Use signed_type_for instead of
12861 lang_hooks.types.signed_type.
12862 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12863 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12864 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12865 * c-format.c (check_format_types): Use c_common_unsigned_type
12866 instead of unsigned_type_for.
12867 * c-decl.c (groakdeclarator): Likewise.
12868 * c-typeck.c (convert_for_assignment): Likewise.
12869 * c-common.h (c_common_unsigned_type): New.
12871 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12874 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12875 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12877 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12879 PR middle-end/32279
12880 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12881 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12883 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12884 Sebastian Pop <sebpop@gmail.com>
12886 * lambda-code.c (remove_iv): New.
12887 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12889 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12891 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12892 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12893 * tree-ssa-loop-prefetch.c: Include optabs.h.
12894 (FENCE_FOLLOWING_MOVNT): New macro.
12895 (struct mem_ref): Add independent_p and storent_p fields.
12896 (record_ref): Initalize the new fields.
12897 (gather_memory_references_ref): Return true if the reference
12899 (gather_memory_references): Check whether all memory accesses
12900 in loop were recorded.
12901 (should_issue_prefetch_p): Return false for nontemporal stores.
12902 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12903 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12904 (determine_loop_nest_reuse): Detect independent memory references.
12905 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12906 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12907 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12908 * config/i386/i386.h (x86_mfence): Declare.
12909 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12910 * config/i386/i386.c (x86_mfence): New variable.
12911 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12913 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12914 * optabs.c (init_optabs): Initialize storent_optab.
12915 * optabs.h (enum optab_index): Add OTI_storent.
12916 (storent_optab): Declare.
12917 * genopinit.c (optabs): Add initialization for storent_optab.
12918 * tree.h (MOVE_NONTEMPORAL): New macro.
12919 * expr.c (expand_assignment, store_expr, store_constructor_field,
12920 store_constructor, store_field, expand_expr_real_1): Propagate
12921 nontemporality of the expanded store.
12922 (emit_storent_insn): New function.
12923 * expr.h (expand_assignment, store_expr): Declaration changed.
12924 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12925 to expand_assignment.
12926 * stmt.c (expand_asm_expr): Ditto.
12927 * calls.c (initialize_argument_information): Pass false as
12928 nontemporality to store_expr.
12929 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12932 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12934 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12936 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12938 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12940 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12941 and allow DECL_P here.
12943 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12945 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12946 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12947 track of the size of the expression.
12948 * cfghooks.c (merge_blocks): Remove block from loops structure only
12949 after call of the merge_blocks hook.
12951 2007-06-09 Tom Tromey <tromey@redhat.com>
12953 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12954 (deprecated_state): Removed.
12955 (start_decl): Update.
12956 (enum deprecated_states): Moved earlier.
12957 (groktypename): Update.
12958 (push_parm_decl): Likewise.
12959 (grokfield): Likewise.
12960 (start_function): Likewise.
12962 2007-06-09 Ian Lance Taylor <iant@google.com>
12964 PR tree-optimization/32169
12965 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12966 CONVERT_EXPR, check whether min and max both converted to an
12967 overflow infinity representation.
12969 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12971 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12972 not inserted on the edge.
12974 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12976 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12977 instructions if they are supported.
12978 (__divsi3, __umodsi3, __modsi3): Likewise.
12979 (__ashldi3, __ashrdi3, __lshrdi3): New.
12980 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12982 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12983 Tony Linthicum <tony.linthicum@amd.com>
12985 * doc/invoke.texi: Add fvect-cost-model flag.
12986 * common.opt (fvect-cost-model): New flag.
12987 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12988 cost fields in stmt_vec_info struct for STMT.
12989 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12990 fields in stmt_vec_info struct and access functions for the same.
12991 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12992 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12993 load, store and vector to scalar operation.
12994 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12995 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12996 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12997 (TARG_VEC_STORE_COST): Define cost of vector store.
12998 (vect_estimate_min_profitable_iters): Define new function.
12999 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13000 check to evaluate if loop iterations are less than minimum profitable
13001 iterations determined by cost model or minimum vect loop bound defined
13002 by user, whichever is more conservative.
13003 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13004 run-time check to evaluate if loop iterations are less than minimum
13005 profitable iterations determined by cost model or minimum vect loop
13006 bound defined by user, whichever is more conservative.
13007 (vect_estimate_min_profitable_iterations): New function to estimate
13008 mimimimum iterartions required for vector version of loop to be
13009 profitable over scalar version.
13010 (vect_model_reduction_cost): New function.
13011 (vect_model_induction_cost): New function.
13012 (vect_model_simple_cost): New function.
13013 (vect_cost_strided_group_size): New function.
13014 (vect_model_store_cost): New function.
13015 (vect_model_load_cost): New function.
13016 (vectorizable_reduction): Call vect_model_reduction_cost during
13018 (vectorizable_induction): Call vect_model_induction_cost during
13020 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13021 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13022 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13023 vectorizable_promotion, vectorizable_demotion): Call
13024 vect_model_simple_cost during analysis phase.
13026 2007-06-08 Simon Baldwin <simonb@google.com>
13028 * reg-stack.c (get_true_reg): Readability change. Moved default case
13029 label into direct switch statement scope.
13031 2007-06-08 Simon Baldwin <simonb@google.com>
13033 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13034 in gcc_assert() with '==' comparison.
13036 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13038 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13039 TARGET_ABM handling of x86_popcnt variable.
13041 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13043 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13044 __builtin_copysignq and __builtin_infq built-in functions.
13046 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13048 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13049 SSE4.2 section. Correct built-in function names in SSE4A section.
13051 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13053 PR tree-optimization/32243
13054 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13055 for ncopies after ratio check between nunits_out and nunits_in.
13056 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13058 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13060 PR tree-optimization/32224
13061 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13062 vectorization upon a non GIMPLE_MODIFY_STMT.
13064 2007-06-08 Christian Bruel <christian.bruel@st.com>
13067 * config/sh/sh.md (doloop_end): New pattern and splitter.
13068 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13070 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13072 PR middle-end/32209
13073 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13075 (verify_dominators): Do not change dominance tree.
13077 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13079 * config/sh/constraints.md: New file.
13080 * config/sh/sh.c: Include tm-constrs.h.
13081 (reg_class_from_letter): Remove.
13082 (prepare_cbranch_operands): Use satisfies_constraint_*
13083 function instead of macro.
13084 (andcosts, broken_move, sh_secondary_reload): Likewise.
13085 * config/sh/predicates.md (trapping_target_operand): Likewise.
13086 (and_operand, arith_operand, arith_reg_or_0_operand,
13087 cmp_operand, logical_operand, target_operand,
13088 ua_address_operand, ua_offset, xor_operand): Likewise.
13089 * config/sh/sh.md: Include constraints.md.
13090 (*movsicc_t_false): Use satisfies_constraint_* function
13092 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13093 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13094 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13095 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13096 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13097 (REG_CLASS_FROM_CONSTRAINT): Remove.
13098 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13099 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13100 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13101 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13102 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13103 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13104 function instead of macro.
13105 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13106 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13107 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13108 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13109 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13110 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13111 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13112 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13113 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13114 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13115 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13116 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13117 EXTRA_CONSTRAINT_STR): Likewise.
13118 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13120 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13122 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13124 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13127 * c-common.h (flag_cpp0x): Replaced by...
13128 (cxx_dialect): ... this new variable specifying the C++ dialect that
13130 * c-common.c (flag_cpp0x): Removed.
13131 (cxx_dialect): Defined.
13132 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13134 * c-opts.c (c_common_post_options): Likewise.
13135 (set_std_cxx98): Set cxx_dialect to cxx98.
13136 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13138 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13139 Hui-May Chang <hm.chang@apple.com>
13141 * doc/invoke.texi (Darwin Options): Update documentation for
13142 -mmacosx-version-min.
13143 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13144 * config/darwin-driver.c: New file.
13145 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13146 * config/t-darwin (darwin-driver.o): New rule.
13148 * config/darwin-c.c (version_as_macro): Ignore low digit.
13150 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13152 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13153 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13154 (CSGNMODE): New mode macro.
13155 (CSGNVMODE): New mode attribute.
13156 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13157 expander using CSGNMODE mode macro. Handle TFmode.
13158 (copysign<mode>3_const): Rename from copysignsf3_const and
13159 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13161 (copysign<mode>3_var): Rename from copysignsf3_var and
13162 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13164 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13165 mode macro. Handle TFmode.
13166 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13167 (iortf3, *iortf3): Ditto.
13168 (xortf3, *xortf3): Ditto.
13169 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13170 TFmode and TImode masks.
13171 (ix86_expand_copysign): Expand TFmode copysign insn.
13172 (IX86_BUILTIN_INFQ): New.
13173 (IX86_BUILTIN_FABSQ): Ditto.
13174 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13175 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13176 [__builtin_fabsq]: Ditto.
13177 [__builtin_copysignq]: Ditto.
13178 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13179 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13180 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13181 ix86_expand_binop_builtin().
13183 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13185 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13187 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13190 * rtl.h (push_to_sequence2): New.
13191 * emit-rtl.c (push_to_sequence2): New.
13192 * function.c (assign_parm_data_all): Add new fields.
13193 (assign_parm_setup_block): Call push_to_sequence2 instead of
13195 (assign_parm_setup_reg): Ditto.
13196 (assign_parm_setup_stack): Ditto.
13197 (assign_parms_unsplit_complex): Ditto.
13198 (assign_parms): Change field name.
13200 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13202 PR tree-optimization/32220
13203 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13204 phi node is reached before defining statement.
13206 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13209 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13210 after changing the right hand side of the assignment.
13212 2007-06-06 Eric Christopher <echristo@apple.com>
13214 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13215 (x86_64-*-darwin*): Ditto.
13216 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13217 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13219 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13221 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13222 coding conventions.
13223 (add_key): Likewise.
13224 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13225 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13227 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13229 (add_cost_one_coalesce): Likewise.
13230 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13231 variable names. Rename orig to orig_name for consistency.
13232 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13233 coding conventions.
13234 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13236 (record_equivalences_from_stmt): Likewise.
13237 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13238 the coding conventions.
13239 (memory_ssa_name_same): Likewise.
13240 (dse_optimize_stmt): Likewise.
13241 (dse_record_phis): Likewise.
13242 (dse_finalize_block): Likewise.
13243 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13244 keywords as variable names.
13245 (may_move_till): Cast according to the coding conventions.
13246 (force_move_till_expr): Avoid using C++ keywords as variable names.
13247 (force_move_till): Cast according to the coding conventions.
13248 (memref_hash): Likewise.
13249 (memref_eq): Likewise.
13250 (gather_mem_refs_stmt): Likewise.
13251 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13252 using C++ keywords as variable names.
13253 (idx_find_step): Cast according to the coding conventions.
13254 (idx_record_use): Likewise.
13255 (find_depends): Likewise.
13256 (prepare_decl_rtl): Likewise.
13257 (mbc_entry_hash): Likewise.
13258 (mbc_entry_eq): Likewise.
13259 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13260 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13261 (idx_infer_loop_bounds): Cast according to the coding conventions.
13262 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13263 * tree-ssa-math-opts.c (occ_new ): Likwise.
13264 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13266 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13268 (add_use_op): Likewise.
13269 (add_vop): Likewise.
13270 (add_vuse_op): Likewise.
13271 (add_vdef_op): Likewise.
13272 (get_expr_operands): Likewise.
13273 (push_stmt_changes): Use type safe memory macros.
13274 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13275 keywords as variable names.
13276 (conditional_replacement): Likewise.
13277 (minmax_replacement): Likewise.
13278 (abs_replacement): Likewise.
13279 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13280 coding conventions.
13281 (insert_fake_stores): Avoid using C++ keywords as variable names.
13282 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13284 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13285 (heapvar_insert): Use type safe memory macros.
13286 (new_var_info): Cast according to the coding conventions.
13287 (new_constraint): Likewise.
13288 (remove_preds_and_fake_succs): Use type safe memory macros.
13289 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13291 (thread_single_edge): Likewise.
13292 (thread_through_loop_header): Likewise.
13294 2007-06-06 Eric Christopher <echristo@apple.com>
13296 * config/i386/i386.c (override_options): Move handling
13297 of TARGET_SUBTARGET* earlier.
13299 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13301 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13304 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13306 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13307 emited outside of basic block.
13308 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13309 the created blocks.
13310 * rtl.h (delete_insn_chain): Declaration changed.
13311 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13313 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13314 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13315 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13316 to delete_insn_chain.
13317 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13318 do not have bb field set.
13319 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13321 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13322 * cfgcleanup.c (try_optimize_cfg): Ditto.
13324 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13326 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13327 (lambda_body_vector_new): Use type safe memory macros.
13328 (lambda_linear_expression_new): Likewise.
13329 (lambda_loopnest_new): Likewise.
13330 (lambda_lattice_new): Likewise.
13331 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13332 conventions. Use type safe memory macros.
13333 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13334 (lambda_body_vector_s): Likewise.
13335 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13336 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13338 2007-06-06 Richard Guenther <rguenther@suse.de>
13340 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13341 if we need to schedule cfg_cleanup.
13342 (tree_ssa_forward_propagate_single_use_vars): Do so.
13344 2007-06-06 Ian Lance Taylor <iant@google.com>
13346 * fold-const.c (merge_ranges): If range_successor or
13347 range_predecessor fail, just return 0.
13349 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13351 PR tree-optimization/32216
13352 * tree-vectorizer.c (supportable_widening_operation): Determine
13353 signedness of FIX_TRUNC_EXPR from output operand.
13354 (supportable_narrowing_operation): Ditto.
13355 * tree-vect-generic.c (expand_vector_operations_1): Determine
13356 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13357 from input operand.
13359 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13361 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13362 (struct pta): ...from here. Change flags to unsigned to avoid
13363 excessive casting (as it is used as a bit mask).
13364 (override_options): Add casts according to the coding convenventions.
13365 (x86_64_elf_unique_section): Likewise.
13366 (examine_argument): Avoid using C++ keywords as variable names.
13367 (construct_container): Likewise.
13368 (legitimize_pic_address): Likewise.
13369 (get_dllimport_decl): Cast according to the coding conventions. Use
13370 type safe memory macros.
13371 (legitimize_address): Cast according to the coding conventions.
13372 (emit_i387_cw_initialization): Corrected the type of slot to enum
13374 (ix86_init_machine_status): Use type safe memory macros.
13375 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13376 (bdesc_pcmpistr): Likewise.
13377 (bdesc_crc32): Likewise.
13378 (bdesc_sse_3arg): Likewise.
13379 (bdesc_2arg): Likewise.
13380 (bdesc_1arg): Likewise.
13381 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13382 (ix86_expand_sse_pcmpistr): Likewise.
13383 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13384 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13385 int to match the langhook definition.
13386 (ix86_builtin_conversion): Change the type of code to unsigned init to
13387 match the langhook definition.
13388 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13390 (ix86_preferred_output_reload_class): Likewise.
13391 (ix86_cannot_change_mode_class): Likewise.
13392 (ix86_memory_move_cost): Likewise.
13393 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13394 avoid excessive casting later on.
13395 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13397 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13399 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13400 as flags setting insn.
13401 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13403 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13405 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13406 (UNSPEC_ROUND): New.
13407 ("sse4_1_round<mode>2"): New insn pattern.
13408 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13410 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13411 expander using SSEMODEF mode macro. Expand using
13412 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13413 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13414 expander using SSEMODEF mode macro. Expand using
13415 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13416 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13417 expander using SSEMODEF mode macro. Expand using
13418 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13419 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13420 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13421 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13424 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13425 Sebastian Pop <sebpop@gmail.com>
13427 * lambda.h (build_linear_expr): New.
13428 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13429 Use build_linear_expr, call fold and force_gimple_operand.
13430 (lambda_loopnest_to_gcc_loopnest): Check that there is
13431 something to insert.
13432 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13434 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13436 PR preprocessor/23479
13437 * doc/extend.texi: Document the 0b-prefixed binary integer
13438 constant extension.
13440 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13442 PR tree-optimization/32215
13443 * tree-vectorizer.c (supportable_widening_operation): Return false
13444 for unsupported FIX_TRUNC_EXPR tree code.
13445 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13447 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13449 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13450 register on SPE targets. Change documentation to reflect
13452 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13453 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13454 out of the register allocation pool.
13455 (rs6000_reg_live_or_pic_offset_p): New function.
13456 (rs6000_emit_prologue): Move the actual saving of LR up to free
13457 r0 for holding r11. Split saving of SPE 64-bit registers into
13458 its own case. Ensure that offsets will always be in-range for
13459 'evstdd' by using r11 as a scratch register to point at the start
13460 of the SPE save area. Save r11 if necessary, as it is the static
13462 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13463 into its own case. Ensure that offsets will always be in-range
13464 for 'evldd' by using r11 as a scratch register to point at the
13465 start of the SPE save area. Also adjust r11 when restoring
13466 the stack pointer to compensate for pre-loading r11.
13468 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13470 * cfg.c (init_flow): Use type safe memory macros.
13471 (alloc_block): Likewise.
13472 (unchecked_make_edge): Likewise.
13473 (dump_flow_info): Avoid using C++ keywords as variable names.
13474 (copy_original_table_clear): Cast according to the coding conventions.
13475 (copy_original_table_set): Likewise.
13476 * cfgexpand (label_rtx_for_bb): Likewise.
13477 (expand_gimple_basic_block): Likewise.
13478 * cfghooks.c (dump_bb): Likewise.
13479 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13481 (lv_add_condition_to_bb): Likewise.
13482 * cfglayout (relink_block_chain): Cast according to the coding
13484 (fixup_reorder_chain): Likewise.
13485 (fixup_fallthru_exit_predecessor): Likewise.
13486 * cfgloop.c (glb_enum_p): Likewise.
13487 (get_exit_description): Likewise.
13488 (dump_recorded_exit): Likewise.
13489 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13490 (struct loop): ... from here.
13491 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13493 * cfgrtl.c (rtl_create_basic_block): Likewise.
13494 (rtl_split_block): Likewise.
13495 (rtl_dump_bb): Likewise.
13496 (cfg_layout_split_block): Likewise.
13497 (init_rtl_bb_info): Use typesafe memory macros.
13499 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13500 * graphds.h: Updated all usages of edge to graph_edge.
13501 * graphds.c: Likewise.
13502 * cfgloopanal.c: Likewise.
13504 2007-06-05 Ian Lance Taylor <iant@google.com>
13506 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13507 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13508 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13510 (test_for_singularity): Likewise.
13512 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13514 * config/i386/constraints.md ("Y2"): Replaced by ...
13516 * config/i386/i386.md: Likewise.
13517 * config/i386/mmx.md: Likewise.
13518 * config/i386/sse.md: Likewise.
13520 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13522 * config/i386/constraints.md ("z"): Replaced by ...
13524 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13525 (sse4_1_blendvps): Likewise.
13526 (sse4_1_pblendvb): Likewise.
13527 (sse4_2_pcmpestr): Likewise.
13528 (sse4_2_pcmpestrm): Likewise.
13529 (sse4_2_pcmpestr_cconly): Likewise.
13530 (sse4_2_pcmpistr): Likewise.
13531 (sse4_2_pcmpistrm): Likewise.
13532 (sse4_2_pcmpistr_cconly): Likewise.
13534 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13536 * matrix-reorg.c (transform_access_sites): Fix computation.
13537 (transform_allocation_sites): Same.
13539 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13541 * config/i386/i386.c (override_options): Use
13542 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13544 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13547 (nonimm_not_xmm0_operand): Ditto.
13548 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13549 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13550 as operand[2] predicate. Require "z" class XMM register for
13551 operand[3]. Adjust asm template.
13552 ("sse4_1_blendvpd"): Ditto.
13553 ("sse4_1_pblendvb"): Ditto.
13554 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13555 force op2 into xmm0 register for variable blend instructions.
13557 2007-06-04 Tom Tromey <tromey@redhat.com>
13559 * c-tree.h (start_enum): Update.
13560 (build_enumerator): Likewise.
13561 * c-decl.c (enum_next_value): Removed.
13562 (enum_overflow): Likewise.
13563 (start_enum): Add c_enum_contents argument. Don't use globals.
13564 (build_enumerator): Likewise.
13565 * c-tree.h (struct c_enum_contents): New struct.
13567 2007-06-04 Tom Tromey <tromey@redhat.com>
13569 * c-common.c (c_common_get_alias_set): Fix indentation.
13571 2007-06-04 Ian Lance Taylor <iant@google.com>
13573 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13574 to overflow, reduce overflow infinity to regular infinity.
13575 (vrp_var_may_overflow): New static function.
13576 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13578 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13580 * stor-layout.c (layout_type): Remove duplicate code.
13582 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13585 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13586 before build_common_builtin_nodes ().
13588 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13591 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13593 2007-06-04 Jan Hubicka <jh@suse.cz>
13595 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13596 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13597 instead of _stat version.
13599 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13601 PR tree-optimization/32194
13602 * tree-predcom.c (determine_offset): Check that both references have
13605 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13607 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13608 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13609 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13610 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13611 Add argument to iterate_fix_dominators call.
13612 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13613 * gcse.c (hoist_code): Change domby to vector.
13614 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13615 Add argument to iterate_fix_dominators call.
13616 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13617 recompute_dominator.
13618 * lambda-code.c (perfect_nestify): Ditto.
13619 * cfgloopanal.c: Include graphds.h.
13620 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13621 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13622 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13624 * graphds.c: New file.
13625 * graphds.h: New file.
13626 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13627 (get_dominated_by, get_dominated_by_region): Change return type to
13629 (verify_dominators): Recompute all dominators and compare the results.
13630 (recount_dominator): Renamed to ...
13631 (recompute_dominator): ... this. Do not check that the block is
13632 dominated by entry.
13633 (iterate_fix_dominators): Reimplemented.
13634 (prune_bbs_to_update_dominators, root_of_dom_tree,
13635 determine_dominators_for_sons): New functions.
13636 * et-forest.c (et_root): New function.
13637 * et-forest.h (et_root): Declare.
13638 * Makefile.in (graphds.o): Add.
13639 (cfgloopanal.o): Add graphds.h dependency.
13640 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13641 * basic-block.h (get_dominated_by, get_dominated_by_region,
13642 iterate_fix_dominators): Declaration changed.
13643 (recount_dominator): Renamed to ...
13644 (recompute_dominator): ... this.
13645 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13646 (thread_through_all_blocks): Do not free dominance info.
13648 2007-06-03 Andreas Schwab <schwab@suse.de>
13650 * config/m68k/m68k.c (override_options): Don't override
13652 * config/m68k/m68k-modes.def (SF, DF): Define to use
13653 motorola_single_format and motorola_double_format, resp.
13654 * real.c (motorola_single_format): Renamed from
13655 coldfire_single_format.
13656 (motorola_double_format): Renamed from coldfire_double_format.
13657 (encode_ieee_extended): Generate a proper canonical NaN image
13658 respecting canonical_nan_lsbs_set.
13659 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13661 * real.h: Adjust declarations.
13663 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13666 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13667 the symbol is generated with the stack protector.
13669 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13671 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13672 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13674 * doc/extend.texi (interrupt): Mention m68k.
13676 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13678 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13679 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13680 (ix86_expand_sse_pcmpestr): Do not check operands for
13681 "register_operand", when insn operand predicate is "register_operand".
13682 (ix86_expand_sse_pcmpistr): Ditto.
13684 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13685 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13688 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13689 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13690 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13691 * config/i386/constraints.md ("z"): New register constraint
13692 for members of SSE_FIRST_REG class.
13693 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13694 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13695 SSE_FIRST_REG class.
13696 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13697 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13698 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13699 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13700 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13701 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13702 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13703 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13704 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13705 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13706 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13707 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13708 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13709 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13710 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13711 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13712 (struct builtin_description): Change "flag" field to unsigned.
13713 (bdesc_pcmpestr): New builtin description table.
13714 (bdesc_pcmpistr): Likewise.
13715 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13716 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13717 Initialize pcmp[ei]str[im] insns for SSE4.2.
13718 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13719 (ix86_expand_sse_pcmpistr): Likewise.
13720 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13721 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13722 (UNSPEC_PCMPISTR): Likewise.
13723 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13724 (sse4_2_pcmpestri):New isns pattern.
13725 (sse4_2_pcmpestrm): Likewise.
13726 (sse4_2_pcmpestr_cconly): Likewise.
13727 (sse4_2_pcmpistr): New insn patern and splitter.
13728 (sse4_2_pcmpistri):New isns pattern.
13729 (sse4_2_pcmpistrm): Likewise.
13730 (sse4_2_pcmpistr_cconly): Likewise.
13731 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13734 2007-06-01 David Daney <ddaney@avtrex.com>
13736 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13737 LOADGP_ABSOLUTE and not binds_local_p.
13739 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13741 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13743 2007-06-01 Ian Lance Taylor <iant@google.com>
13745 * tree-vrp.c (compare_name_with_value): Always set
13746 used_strict_overflow if we get a result from the variable itself.
13748 2007-06-01 Ian Lance Taylor <iant@google.com>
13750 PR rtl-optimization/31455
13751 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13752 subregs which have a cast between modes which are not tieable.
13754 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13756 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13757 breaks after return statements.
13759 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13761 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13762 only after no_new_pseudos.
13764 2007-05-31 Eric Christopher <echristo@apple.com>
13766 * expr.c (convert_move): Assert that we don't have a BLKmode
13768 (store_expr): Handle BLKmode moves by calling emit_block_move.
13770 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13772 * c-typeck.c (build_indirect_ref): Include type in error message.
13773 (build_binary_op): Pass types to binary_op_error.
13774 * c-common.c (binary_op_error): Take two type arguments, print out
13776 * c-common.h (binary_op_error): Update prototype.
13778 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13780 * config/i386/i386.c: Correct coments on -mno-sse4.
13782 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13784 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13785 (x86_64-*-*): Likewise.
13786 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13787 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13788 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13789 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13790 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13791 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13792 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13793 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13794 (OPTION_MASK_ISA_SSE4): Likewise.
13795 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13796 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13797 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13798 (override_options): Support SSE4.2.
13799 (ix86_build_const_vector): Support SImode and DImode.
13800 (ix86_build_signbit_mask): Likewise.
13801 (ix86_expand_int_vcond): Support V2DImode.
13802 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13803 (IX86_BUILTIN_CRC32HI): Likewise.
13804 (IX86_BUILTIN_CRC32SI): Likewise.
13805 (IX86_BUILTIN_CRC32DI): Likewise.
13806 (IX86_BUILTIN_PCMPGTQ): Likewise.
13807 (bdesc_crc32): Likewise.
13808 (bdesc_sse_3arg): Likewise.
13809 (ix86_expand_crc32): Likewise.
13810 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13811 (ix86_expand_builtin): Likewise.
13812 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13813 __SSE4_2__ for -msse4.2.
13814 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13815 (CRC32MODE): Likewise.
13816 (crc32modesuffix): Likewise.
13817 (crc32modeconstraint): Likewise.
13818 (sse4_2_crc32<mode>): Likewise.
13819 (sse4_2_crc32di): Likewise.
13820 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13822 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13823 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13824 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13825 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13826 (vcondu<mode>): Likewise.
13827 * doc/extend.texi: Document SSE4.2 built-in functions.
13828 * doc/invoke.texi: Document -msse4.2/-msse4.
13830 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13832 PR tree-optimization/32160
13833 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13834 variable as gimple reg.
13835 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13837 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13839 * gcc.c (main): Don't consider linker options when issuing the
13840 warning about a linker input file not being used.
13842 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13844 * tree-vrp.c (compare_names): Initialize sop.
13846 2007-05-30 Dirk Mueller <dmueller@suse.de>
13848 * cgraphunit.c (cgraph_analyze_function): Remove
13849 computation of inline parameters.
13851 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13853 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13855 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13857 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13858 Add vx-common.h. Include vxworks.h between vx-common.h and
13860 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13862 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13863 (TARGET_ASM_DESTRUCTOR): Likewise.
13864 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13865 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13866 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13867 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13868 (VXWORKS_ENDIAN_SPEC): Define.
13869 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13870 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13871 VXWORKS_* equivalents.
13872 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13873 (ASM_FILE_START): Delete.
13874 (TARGET_VERSION): Reformat.
13875 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13876 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13877 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13878 (FPBIT, DPBIT): Define.
13879 (fp-bit.c, dp-bit.c): New rules.
13880 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13881 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13882 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13883 * config/arm/arm.h: Include vxworks-dummy.h.
13884 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13885 Mark with ATTRIBUTE_UNUSED.
13886 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13887 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13888 make it incompatible with -msingle-pic-base.
13889 (arm_function_ok_for_sibcall): Return false for calls that might
13890 go through a VxWorks PIC PLT entry.
13891 (require_pic_register): New function, split out from...
13892 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13894 (arm_load_pic_register): Handle the VxWorks RTP initialization
13895 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13896 (arm_emit_call_insn): New function.
13897 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13898 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13899 (pic_offset_arm): New pattern.
13900 (call, call_value): Use arm_emit_call_insn.
13901 (call_internal, call_value_internal): New expanders.
13902 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13903 VxWorks unless __PIC__.
13905 2007-05-30 Eric Christopher <echristo@gmail.com>
13907 * genrecog.c: Include regs.h in generated file.
13908 * genemit.c: Ditto. Fix up formatting.
13909 * config/mn10300/constraints.md: New.
13910 * config/mn10300/mn10300.md: Include.
13911 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13912 Fix up for removed macro.
13913 * config/mn10300/predicates.md (call_address_operand): Ditto.
13914 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13915 (CONST_OK_FOR_I): Ditto.
13916 (CONST_OK_FOR_J): Ditto.
13917 (CONST_OK_FOR_K): Ditto.
13918 (CONST_OK_FOR_L): Ditto.
13919 (CONST_OK_FOR_M): Ditto.
13920 (CONST_OK_FOR_N): Ditto.
13921 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13925 (EXTRA_CONSTRAINT): Ditto.
13927 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13931 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13932 OPTION_MASK_ISA_64BIT.
13933 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13935 2007-05-30 Richard Guenther <rguenther@suse.de>
13937 PR middle-end/32152
13938 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13939 types for comparison.
13940 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13941 with original typed arguments.
13942 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13944 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13946 PR tree-optimization/31769
13947 * except.c (duplicate_eh_regions): Clear prev_try if
13948 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13950 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13952 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13953 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13954 bsi of the location where statements should be inserted.
13955 (sink_code_in_bb): Take bsi from statement_sink_location.
13956 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13957 instead of bsi_start.
13958 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13960 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13961 (bsi_move_before): Document inconsistency with bsi_move_after.
13962 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13964 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13966 * config/i386/i386.h (TARGET_ABM): New define.
13967 (TARGET_POPCNT): Ditto.
13968 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13969 New temporary defines to redefine from OPTION_ISA_* defines.
13970 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13971 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13972 (ix86_isa_flags): New extern int declaration.
13973 (TARGET_SUBTARGET_DEFAULT): New define.
13974 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13975 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13976 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13977 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13978 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13979 * config/i386/darwin.h: Change TARGET_64BIT define to
13982 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13983 using existing "ix86_isa_flags" varible.
13984 (m32, m64): Use existing "ix86_isa_flags" variable.
13985 (mmmx, m3dnow): Ditto.
13986 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13987 (mabm): Define as non-negative option using "x86_abm" variable.
13988 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13990 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13991 Rewrite feature test bitmap.
13992 (ix86_isa_flags): New initialized global int varible.
13993 (ix86_isa_flags_explicit): New static int variable.
13994 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13995 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13996 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13997 target_flags_explicit.
13998 (override_options): Remove "target_enable" and "target_disable" fields
13999 from "struct ptt". Update processor_target_table accordingly. Remove
14000 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14001 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14002 "target_flags" and "ix86_isa_flags_explicit" instead of
14003 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14004 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14005 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14006 to true when either of PTA_POPCNT or PTA_ABM is set in
14007 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14008 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14009 processor_alias_table flags entry. Remove handling of
14010 "target_enable" and "target_disable" fields of processor_target_table.
14011 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14012 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14013 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14014 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14015 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14017 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14019 2007-05-29 David Daney <ddaney@avtrex.com>
14022 * config/mips/mips.c (mips_output_mi_thunk): Emit
14023 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14025 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14026 * config/i386/i386.c (ix86_function_regparm): Added checking of
14027 ix86_force_align_arg_pointer to determine the number of
14028 register parameters.
14030 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14032 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14033 (SET_DR_MISALIGNMENT): New.
14034 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14035 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14036 Use SET_DR_MISALIGNMENT.
14037 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14039 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14040 find_loop_nest): Export.
14041 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14042 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14043 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14044 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14046 (struct mem_ref): Add field reuse_distance.
14047 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14048 Initialize reuse_distance field.
14049 (issue_prefetch_ref): Select temporality of prefetch according to
14051 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14052 self_reuse_distance, determine_loop_nest_reuse): New functions.
14053 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14054 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14055 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14058 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14060 * tree-ssa-alias.c: Add aliasing overview.
14062 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14063 Danny Smith <dannysmith@users.sourceforge.net>
14066 * config/i386/t-crtfm: Compile crtfastmath.o with
14067 -minline-all-stringops.
14068 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14069 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14071 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14073 * doc/md.texi: Document constraints on HP PA-RISC.
14075 * pa/constraints.md: New file.
14076 * pa.md: Include constraints.md.
14077 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14078 (integer_store_memory_operand, ldil_cint_p): New functions.
14079 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14080 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14081 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14082 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14083 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14085 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14088 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14089 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14090 case POSTDECREMENT_EXPR>): Return the error_mark_node
14091 if either the real or imaginary parts would an
14094 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14096 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14097 name when we remove it from a call.
14099 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14101 * targhooks.c (default_narrow_bitfield): Remove.
14102 * targhooks.h: Remove the prototype for
14103 default_narrow_bitfield.
14105 * langhooks-def.h: Remove the prototype for
14106 hook_get_alias_set_0.
14107 * langhooks.c (hook_get_alias_set_0): Remove.
14109 * global.c (EXECUTE_IF_CONFLICT): Remove.
14111 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14114 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14115 return true when truth_value_p is true and the type
14118 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14120 * doc/install.texi (Prerequisites): We no longer require Autoconf
14121 2.13 for the top-level.
14123 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14125 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14126 memory access via x86_expand_vector_move_misalign() only for
14127 TImode values on 32-bit targets.
14129 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14131 * matrix-reorg.c: New file. Implement matrix flattening and
14132 transposing optimization.
14133 * tree-pass.h: Add matrix reorg pass.
14134 * common.opt: Add fipa-mreorg flag.
14135 * Makefile.in: Add matrix-reorg.c.
14136 * passes.c: Add matrix reorg pass.
14137 * varpool.c (add_new_static_var): New function.
14138 * cgraph.h (add_new_static_var): Declare.
14140 2007-05-27 Eric Christopher <echristo@apple.com>
14142 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14143 sp_offset depending on stack size. Save r12 depending
14144 on registers we're saving later.
14145 (rs6000_emit_epilogue): Update sp_offset depending only
14148 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14150 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14151 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14152 * ifcvt.c (if_convert): Ditto.
14153 * tree-ssa-threadupdate.c (thread_block): Ditto.
14154 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14155 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14156 verify_loop_closed_ssa): Check number_of_loops instead of
14158 * predict.c (tree_estimate_probability): Ditto.
14159 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14160 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14161 * modulo-sched.c (sms_schedule): Ditto.
14162 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14163 (scev_finalize): Do not do anything if scev analysis was not
14165 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14166 current_loops == NULL.
14167 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14168 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14169 there are no loops.
14170 (loop_optimizer_finalize): Assert that loops were analyzed.
14171 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14172 rtl_doloop): Check number_of_loops instead of current_loops.
14173 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14174 current_loops == NULL.
14175 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14176 gate_tree_vectorize tree_linear_transform, check_data_deps,
14177 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14178 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14179 Check number_of_loops instead of current_loops.
14180 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14181 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14182 free loops if available.
14183 (execute_pre): Do not pass do_fre to fini_pre.
14185 2007-05-27 Tobias Burnus <burnus@net-b.de>
14187 PR middle-end/32083
14188 * real.c (mpfr_from_real): Fix sign of -Inf.
14190 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14192 * tree-vect-transform.c (vectorizable_conversion): Initialize
14193 tree_code variables to ERROR_MARK.
14194 (vectorizable_type_demotion): Likewise.
14195 (vectorizable_type_promotion): Likewise.
14197 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14200 * config/i386/i386.md (movti): Handle push operands via
14201 ix86_expand_push().
14203 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14205 * basic-block.h: Remove the prototype for merge_seq_blocks.
14206 * cfgcleanup.c (merge_seq_blocks): Remove.
14208 * tree-flow.h: Remove the prototype for is_aliased_with.
14209 * tree-ssa-alias.c (is_aliased_with): Remove.
14211 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14213 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14215 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14217 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14218 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14219 (vec_unpacks_hi_v16qi): Likewise.
14220 (vec_unpacku_lo_v16qi): Likewise.
14221 (vec_unpacks_lo_v16qi): Likewise.
14222 (vec_unpacku_hi_v8hi): Likewise.
14223 (vec_unpacks_hi_v8hi): Likewise.
14224 (vec_unpacku_lo_v8hi): Likewise.
14225 (vec_unpacks_lo_v8hi): Likewise.
14226 (vec_unpacku_hi_v4si): Likewise.
14227 (vec_unpacks_hi_v4si): Likewise.
14228 (vec_unpacku_lo_v4si): Likewise.
14229 (vec_unpacks_lo_v4si): Likewise.
14231 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14233 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14234 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14235 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14236 follow spelling conventions in various
14237 warning/error/diagnostic messages.
14239 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14240 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14241 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14242 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14243 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14244 * doc/tm.texi: Follow spelling conventions.
14246 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14249 * tree-ssa-forwprop.c
14250 (forward_propagate_addr_into_variable_array_index): Remove
14251 the lhs argument. Use the type of def_rhs instead of lhs.
14252 (forward_propagate_addr_expr_1): Update use of
14253 forward_propagate_addr_into_variable_array_index.
14255 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14256 Nigel Stephens <nigel@mips.com>
14258 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14259 function attributes, "far" being an alias for "long_call".
14260 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14261 (mips_near_type_p, mips_far_type_p): New.
14262 (mips_comp_type_attributes): New function to check that attributes
14263 attached to a function type are compatible.
14264 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14265 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14266 to the target function of the thunk.
14267 (mips_encode_section_info): Check for "near" and "far" function
14268 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14270 * config/mips/predicates.md (const_call_insn_operand): Test only
14271 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14273 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14276 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14277 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14278 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14279 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14281 2007-05-25 Eric Christopher <echristo@apple.com>
14283 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14284 to x86-darwin configurations.
14285 * config/i386/t-darwin: Add softfp support.
14286 * config/i386/t-darwin64: Ditto.
14287 * config/i386/sfp-machine.h: If mach then don't use
14288 aliasing, emit a stub to call.
14290 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14292 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14293 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14294 tree-predcom.c, tree-ssa-alias-warnings.c,
14295 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14296 comment typos. Follow spelling conventions.
14297 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14299 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14302 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14303 constants into memory. Expand unaligned memory references for
14304 SSE modes via x86_expand_vector_move_misalign() function.
14306 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14308 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14309 "memory" attribute for "sseishft" type insn without operands[2].
14311 2007-05-25 Dirk Mueller <dmueller@suse.de>
14312 Marcus Meissner <meissner@suse.de>
14314 * doc/extend.texi (alloc_size): New attribute.
14315 * c-common.c (handle_alloc_size_attribute): New.
14316 * tree-object-size.c (alloc_object_size): Use alloc_size
14317 attribute, if available.
14319 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14321 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14323 (__builtin_ia32_vec_ext_v2di): Likewise.
14324 (__builtin_ia32_vec_ext_v4si): Likewise.
14325 (__builtin_ia32_vec_ext_v8hi): Likewise.
14326 (__builtin_ia32_vec_ext_v16qi): Likewise.
14327 (__builtin_ia32_vec_set_v8hi): Likewise.
14329 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14331 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14333 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14335 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14336 (arm_is_longcall_p): Rename to...
14337 (arm_is_long_call_p): ...this. Take a single tree argument and
14339 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14340 (CUMULATIVE_ARGS): Remove call_cookie.
14341 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14342 (ENCODED_LONG_CALL_ATTR_P): Delete.
14343 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14344 LONG_CALL_FLAG_CHAR cases.
14345 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14346 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14347 ARM_DECLARE_FUNCTION_SIZE.
14348 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14349 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14350 (arm_encode_call_attribute, current_file_function_operand): Delete.
14351 (arm_function_in_section_p): New function.
14352 (arm_is_longcall_p): Rename to...
14353 (arm_is_long_call_p): ...this. Take the target function as a single
14354 argument and return a bool. Do not rely on call cookies. Check
14355 whether the target symbol is in the same section as the current
14356 function, not just the same compilation unit.
14357 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14358 (arm_encode_section_info): Don't encode a call type.
14359 * config/arm/arm.md (call, call_value): Update calls to
14360 arm_is_long(_)call_p. Simplify logic.
14361 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14362 Update calls to arm_is_long(_)call_p.
14364 2007-05-25 Richard Guenther <rguenther@suse.de>
14366 PR tree-optimization/31982
14367 * tree-ssa-forwprop.c
14368 (forward_propagate_addr_into_variable_array_index): Handle arrays
14369 with element size one.
14371 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14373 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14374 (umulsi3_highpart): Likewise.
14376 2007-05-24 Ian Lance Taylor <iant@google.com>
14378 PR rtl-optimization/32069
14379 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14382 2007-05-24 Ollie Wild <aaw@google.com>
14384 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14387 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14389 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14390 (oprs_unchanged_p): Use it to check all registers in a REG.
14391 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14392 (reg_set_between_after_reload_p): Delete.
14393 (reg_used_between_after_reload_p): Likewise.
14394 (reg_set_or_used_since_bb_start): Likewise.
14395 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14396 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14397 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14398 * rtlanal.c (reg_set_p): Check whether REG overlaps
14399 regs_invalidated_by_call, rather than just checking the
14400 membership of REGNO (REG).
14402 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14404 * doc/passes.texi: Document predictive commoning.
14405 * doc/invoke.texi (-fpredictive-commoning): Document.
14406 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14407 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14408 adding indices to the generated name.
14409 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14410 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14411 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14412 (op_symbol_code): ... and exported.
14413 (dump_omp_clause, op_symbol): Use op_symbol_code
14414 instead of op_symbol_1.
14415 * tree-pass.h (pass_predcom): Declare.
14416 * timevar.def (TV_PREDCOM): New timevar.
14417 * tree-ssa-loop.c (run_tree_predictive_commoning,
14418 gate_tree_predictive_commoning, pass_predcom): New.
14419 * tree-data-ref.c (find_data_references_in_loop): Find the
14420 references in dominance order.
14421 (canonicalize_base_object_address): Ensure that the result has
14423 (dr_analyze_innermost): Export.
14424 (create_data_ref): Code to fail for references with invariant
14426 (find_data_references_in_stmt): ... here.
14427 * tree-data-ref.h (dr_analyze_innermost): Declare.
14428 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14429 (aff_combination_find_elt, name_expansion_hash,
14430 name_expansion_eq, tree_to_aff_combination_expand,
14431 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14433 * tree-affine.h (aff_combination_constant_multiple_p,
14434 tree_to_aff_combination_expand): Declare.
14435 * tree-predcom.c: New file.
14436 * common.opt (fpredictive-commoning): New option.
14437 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14438 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14439 * Makefile.in (tree-predcom.o): Add.
14440 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14441 * passes.c (init_optimization_passes): Add dceloop after
14442 copy propagation in loop optimizer. Add predictive commoning
14443 to loop optimizer passes.
14445 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14447 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14450 2007-05-24 Jan Hubicka <jh@suse.cz>
14452 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14454 (genheader): Include statistics.h.
14456 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14458 * print-rtl.c (flag_dump_unnumbered): Update comments.
14459 (print_rtl): Fix my previous change.
14460 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14463 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14465 PR middle-end/32018
14466 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14468 (thread_through_all_blocks): Call initialize_original_copy_tables
14469 and free_original_copy_tables.
14470 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14472 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14473 * cfghooks.c (duplicate_block): Use get_loop_copy.
14474 * cfg.c: Include cfgloop.h.
14475 (loop_copy): New hash table.
14476 (initialize_original_copy_tables): Initialize loop_copy table.
14477 (free_original_copy_tables): Free loop_copy table.
14478 (copy_original_table_clear, copy_original_table_set,
14479 set_loop_copy, get_loop_copy): New functions.
14480 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14481 * cfgloop.h (struct loop): Remove copy field.
14482 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14483 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14485 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14487 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14488 -msse/-msse2/-msse3.
14490 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14492 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14493 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14495 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14498 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14499 * targhooks.h (default_mangle_decl_assembler_name): Declare
14501 * targhooks.c (default_mangle_decl_assembler_name): Define
14503 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14505 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14506 * langhooks.c (lhd_set_decl_assembler_name): Call
14507 targetm.mangle_decl_assembler_name for names with global scope.
14509 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14511 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14512 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14514 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14515 New. Factored out of i386_pe_encode_section_info.
14516 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14517 Move check for prior decoration of stdcall
14518 symbols to i386_pe_encode_section_info.
14519 (i386_pe_encode_section_info): Adjust call to
14520 gen_stdcall_or_fastcall_suffix. Use
14521 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14522 (i386_pe_mangle_decl_assembler_name): New. Wrap
14523 i386_pe_maybe_mangle_decl_assembler_name.
14525 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14527 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14528 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14529 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14530 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14531 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14534 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14535 Nigel Stephens <nigel@mips.com>
14536 Richard Sandiford <richard@codesourcery.com>
14538 Fix up MIPS16 hard float and add support for complex.
14540 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14541 (TARGET_SOFT_FLOAT_ABI): New.
14542 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14543 __mips_soft_float to reflect the ABI in use, not whether the
14544 FPU is directly accessible (e.g., in MIPS16 mode).
14545 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14546 (UNITS_PER_FPVALUE): Likewise.
14548 * config/mips/mips.c (mips_expand_call): Remove redundant
14549 TARGET_MIPS16 check.
14550 (mips_arg_regno): New.
14551 (function_arg_advance): When setting bits in cum->fp_code for
14552 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14554 (function_arg): Use mips_arg_regno.
14555 (mips_return_mode_in_fpr_p): New.
14556 (mips16_call_stub_mode_suffix): New.
14557 (mips16_cfun_returns_in_fpr_p): New.
14558 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14559 (mips_output_function_prologue): Test mips16_hard_float, not
14560 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14561 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14562 return value into a floating-point register.
14563 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14564 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14565 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14566 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14567 word of double arguments from or to the high bits of 64-bit
14568 floating point registers.
14569 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14570 (mips16_fpret_double): New helper function.
14571 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14572 support for complex modes. Fill in DECL_RESULT for stubdecl.
14573 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14575 * config/mips/mips16.S
14576 (RET, ARG1, ARG2): New.
14577 (MERGE_GPRf, MERGE_GPRt): New.
14578 (DELAYt, DELAYf): New.
14579 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14580 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14581 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14582 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14583 (SFOP): Renamed to...
14584 (OPSF3): This, and macro-ified. Updated all uses.
14585 (SFOP2): Renamed to...
14586 (OPSF2): This, and macro-ified. Updated all uses.
14587 (SFCMP): Renamed to...
14588 (CMPSF): This, and macro-ified. Updated all uses.
14589 (SFREVCMP): Renamed to...
14590 (REVCMPSF): This, and macro-ified. Updated all uses.
14591 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14592 (LDDBL1, LDDBL2, RETDBL): Deleted.
14593 (DFOP): Renamed to...
14594 (OPDF3): This, and macro-ified. Updated all uses.
14595 (DFOP2): Renamed to...
14596 (OPDF2): This, and macro-ified. Updated all uses.
14597 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14598 (DFCMP): Renamed to...
14599 (CMPDF): This, and macro-ified. Updated all uses.
14600 (DFREVCMP): Renamed to...
14601 (REVCMPDF): This, and macro-ified. Updated all uses.
14602 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14603 (RET_FUNCTION): New.
14604 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14605 (__mips16_ret_sc, __mips16_ret_dc): New.
14606 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14607 STUB_ARGS_6, STUB_ARGS_10): New.
14608 (CALL_STUB_NO_RET): New.
14609 (__mips16_call_stub_1): Macro-ified.
14610 (__mips16_call_stub_5): Macro-ified.
14611 (__mips16_call_stub_2): Macro-ified.
14612 (__mips16_call_stub_6): Macro-ified.
14613 (__mips16_call_stub_9): Macro-ified.
14614 (__mips16_call_stub_10): Macro-ified.
14615 (CALL_STUB_RET): New.
14616 (__mips16_call_stub_sf_0): Macro-ified.
14617 (__mips16_call_stub_sf_1): Macro-ified.
14618 (__mips16_call_stub_sf_5): Macro-ified.
14619 (__mips16_call_stub_sf_2): Macro-ified.
14620 (__mips16_call_stub_sf_6): Macro-ified.
14621 (__mips16_call_stub_sf_9): Macro-ified.
14622 (__mips16_call_stub_sf_10): Macro-ified.
14623 (__mips16_call_stub_df_0): Macro-ified.
14624 (__mips16_call_stub_df_1): Macro-ified.
14625 (__mips16_call_stub_df_5): Macro-ified.
14626 (__mips16_call_stub_df_2): Macro-ified.
14627 (__mips16_call_stub_df_6): Macro-ified.
14628 (__mips16_call_stub_df_9): Macro-ified.
14629 (__mips16_call_stub_df_10): Macro-ified.
14630 (__mips16_call_stub_sc_0): New.
14631 (__mips16_call_stub_sc_1): New.
14632 (__mips16_call_stub_sc_5): New.
14633 (__mips16_call_stub_sc_2): New.
14634 (__mips16_call_stub_sc_6): New.
14635 (__mips16_call_stub_sc_9): New.
14636 (__mips16_call_stub_sc_10): New.
14637 (__mips16_call_stub_dc_0): New.
14638 (__mips16_call_stub_dc_1): New.
14639 (__mips16_call_stub_dc_5): New.
14640 (__mips16_call_stub_dc_2): New.
14641 (__mips16_call_stub_dc_6): New.
14642 (__mips16_call_stub_dc_9): New.
14643 (__mips16_call_stub_dc_10): New.
14645 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14646 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14647 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14649 2007-05-23 Ian Lance Taylor <iant@google.com>
14651 * doc/invoke.texi (Invoking GCC): Document that the order of the
14654 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14657 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14658 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14659 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14663 * config/score/score.c (score_print_operand): Make sure that only
14664 lower bits are used.
14666 2007-05-22 Ian Lance Taylor <iant@google.com>
14668 * tree-vrp.c (avoid_overflow_infinity): New static function,
14669 broken out of set_value_range_to_value.
14670 (set_value_range_to_value): Call avoid_overflow_infinity.
14671 (extract_range_from_assert): Likewise.
14673 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14675 PR middle-end/31095
14676 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14677 change the type before looking for a COMPOUND_EXPR.
14679 2007-05-22 Ian Lance Taylor <iant@google.com>
14681 * lower-subreg.c (decompose_multiword_subregs): If we change an
14682 insn, call remove_retval_note on it.
14684 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14686 * regs.h (end_hard_regno): New function.
14687 (END_HARD_REGNO, END_REGNO): New macros.
14688 (add_to_hard_reg_set): New function.
14689 (remove_from_hard_reg_set): Likewise.
14690 (in_hard_reg_set_p): Likewise.
14691 (overlaps_hard_reg_set_p): Likewise.
14692 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14693 (note_btr_set): Use END_HARD_REGNO.
14694 * caller-save.c (setup_save_areas): Use end_hard_regno.
14695 (mark_set_regs): Use END_HARD_REGNO.
14696 (add_stored_regs): Use end_hard_regno.
14697 (mark_referenced_regs): Use add_to_hard_reg_set.
14698 * combine.c (update_table_tick): Use END_REGNO.
14699 (record_value_for_reg): Likewise.
14700 (record_dead_and_set_regs): Likewise.
14701 (get_last_value_validate): Likewise.
14702 (use_crosses_set_p): Likewise.
14703 (reg_dead_at_p_1): Likewise.
14704 (reg_dead_at_p): Likewise.
14705 (mark_used_regs_combine): Use add_to_hard_reg_set.
14706 (move_deaths): Use END_HARD_REGNO.
14707 (reg_bitfield_target_p): Use end_hard_regno.
14708 (distribute_notes): Use END_HARD_REGNO.
14709 * cse.c (mention_regs): Use END_REGNO.
14710 (insert): Use add_to_hard_reg_set.
14711 (invalidate): Use END_HARD_REGNO.
14712 (invalidate_for_call): Likewise.
14713 (exp_equiv_p): Use END_REGNO.
14714 (cse_insn): Likewise.
14715 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14716 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14717 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14718 * function.c (keep_stack_depressed): Use end_hard_regno.
14719 * global.c (global_alloc): Use end_hard_regno.
14720 (global_conflicts): Use add_to_hard_reg_set instead of
14722 (find_reg): Likewise.
14723 (mark_reg_store): Likewise.
14724 (mark_reg_conflicts): Likewise.
14725 (mark_reg_death): Use remove_from_hard_reg_set.
14726 (mark_reg_live_nc): Delete.
14727 (set_preference): Use end_hard_regno.
14728 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14729 remove_from_hard_reg_set.
14730 (post_mark_life): Use add_to_hard_reg_set.
14731 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14732 (reg_becomes_live): Use add_to_hard_reg_set.
14733 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14734 (peep2_find_free_register): Use add_to_hard_reg_set.
14735 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14736 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14737 * regrename.c (note_sets): Use add_to_hard_reg_set.
14738 (clear_dead_regs): Use remove_from_hard_reg_set.
14739 (regrename_optimize): Use add_to_hard_reg_set.
14740 (find_oldest_value_reg): Use in_hard_reg_set_p.
14741 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14742 (hard_reg_set_here_p): Use end_hard_regno.
14743 (decompose): Likewise.
14744 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14745 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14746 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14747 (mark_home_live): Use end_hard_regno.
14748 (spill_hard_reg): Likewise.
14749 (clear_reload_reg_in_use): Likewise.
14750 * reorg.c (delete_prior_computation): Use END_REGNO.
14751 * resource.c (update_live_status): Use END_HARD_REGNO.
14752 (mark_referenced_resources): Use add_to_hard_reg_set.
14753 (mark_set_resources): Likewise.
14754 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14755 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14756 (reg_overlap_mentioned_p): Likewise.
14757 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14758 (covers_regno_no_parallel_p): Use END_REGNO.
14759 (find_regno_note): Likewise.
14760 (find_reg_fusage): Use END_HARD_REGNO.
14761 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14762 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14764 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14766 * mode-switching.c (reg_dies): Change type of second argument to
14768 (optimize_mode_switching): Update accordingly.
14770 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14772 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14774 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14775 (hard_reg_set_empty_p): ...these new functions.
14776 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14777 GO_IF_HARD_REG_SUBSET.
14778 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14779 instead of GO_IF_HARD_REG_EQUAL.
14780 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14781 instead of GO_IF_HARD_REG_EQUAL.
14782 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14783 GO_IF_HARD_REG_SUBSET.
14784 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14785 GO_IF_HARD_REG_EQUAL.
14786 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14787 of GO_IF_HARD_REG_SUBSET.
14788 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14789 instead of GO_IF_HARD_REG_EQUAL.
14790 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14791 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14792 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14793 of GO_IF_HARD_REG_SUBSET,
14794 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14795 GO_IF_HARD_REG_SUBSET.
14796 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14797 instead of GO_IF_HARD_REG_EQUAL.
14798 * config/sh/sh.c (push_regs, calc_live_regs): Use
14799 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14800 (hard_regs_intersect_p): Delete.
14802 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14804 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14806 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14807 Richard Henderson <rth@redhat.com>
14809 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14811 (x86_64-*-*): Likewise.
14813 * i386/i386-modes.def (V2QI): New.
14815 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14817 (override_options): Support SSE4.1.
14818 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14819 (IX86_BUILTIN_BLENDPS): Likewise.
14820 (IX86_BUILTIN_BLENDVPD): Likewise.
14821 (IX86_BUILTIN_BLENDVPS): Likewise.
14822 (IX86_BUILTIN_PBLENDVB128): Likewise.
14823 (IX86_BUILTIN_PBLENDW128): Likewise.
14824 (IX86_BUILTIN_DPPD): Likewise.
14825 (IX86_BUILTIN_DPPS): Likewise.
14826 (IX86_BUILTIN_INSERTPS128): Likewise.
14827 (IX86_BUILTIN_MOVNTDQA): Likewise.
14828 (IX86_BUILTIN_MPSADBW128): Likewise.
14829 (IX86_BUILTIN_PACKUSDW128): Likewise.
14830 (IX86_BUILTIN_PCMPEQQ): Likewise.
14831 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14832 (IX86_BUILTIN_PMAXSB128): Likewise.
14833 (IX86_BUILTIN_PMAXSD128): Likewise.
14834 (IX86_BUILTIN_PMAXUD128): Likewise.
14835 (IX86_BUILTIN_PMAXUW128): Likewise.
14836 (IX86_BUILTIN_PMINSB128): Likewise.
14837 (IX86_BUILTIN_PMINSD128): Likewise.
14838 (IX86_BUILTIN_PMINUD128): Likewise.
14839 (IX86_BUILTIN_PMINUW128): Likewise.
14840 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14841 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14842 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14843 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14844 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14845 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14846 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14847 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14848 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14849 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14850 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14851 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14852 (IX86_BUILTIN_PMULDQ128): Likewise.
14853 (IX86_BUILTIN_PMULLD128): Likewise.
14854 (IX86_BUILTIN_ROUNDPD): Likewise.
14855 (IX86_BUILTIN_ROUNDPS): Likewise.
14856 (IX86_BUILTIN_ROUNDSD): Likewise.
14857 (IX86_BUILTIN_ROUNDSS): Likewise.
14858 (IX86_BUILTIN_PTESTZ): Likewise.
14859 (IX86_BUILTIN_PTESTC): Likewise.
14860 (IX86_BUILTIN_PTESTNZC): Likewise.
14861 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14862 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14863 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14864 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14865 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14866 (bdesc_ptest): New.
14867 (bdesc_sse_3arg): Likewise.
14868 (bdesc_2arg): Likewise.
14869 (bdesc_1arg): Likewise.
14870 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14872 (ix86_expand_sse_4_operands_builtin): New.
14873 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14874 smaller than 8 bits as the 2nd arg.
14875 (ix86_expand_sse_ptest): New.
14876 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14877 (ix86_expand_vector_set): Support SSE4.1.
14878 (ix86_expand_vector_extract): Likewise.
14880 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14881 __SSE4_1__ for -msse4.1.
14883 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14884 (UNSPEC_INSERTPS): Likewise.
14885 (UNSPEC_DP): Likewise.
14886 (UNSPEC_MOVNTDQA): Likewise.
14887 (UNSPEC_MPSADBW): Likewise.
14888 (UNSPEC_PHMINPOSUW): Likewise.
14889 (UNSPEC_PTEST): Likewise.
14890 (UNSPEC_ROUNDP): Likewise.
14891 (UNSPEC_ROUNDS): Likewise.
14893 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14895 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14896 (const_pow2_1_to_32768_operand): Likewise.
14898 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14901 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14903 (sse4_1_insertps): Likewise.
14904 (*sse4_1_extractps): Likewise.
14905 (sse4_1_ptest): Likewise.
14906 (sse4_1_mulv2siv2di3): Likewise.
14907 (*sse4_1_mulv4si3): Likewise.
14908 (*sse4_1_smax<mode>3): Likewise.
14909 (*sse4_1_umax<mode>3): Likewise.
14910 (*sse4_1_smin<mode>3): Likewise.
14911 (*sse4_1_umin<mode>3): Likewise.
14912 (sse4_1_eqv2di3): Likewise.
14913 (*sse4_1_pinsrb): Likewise.
14914 (*sse4_1_pinsrd): Likewise.
14915 (*sse4_1_pinsrq): Likewise.
14916 (*sse4_1_pextrb): Likewise.
14917 (*sse4_1_pextrb_memory): Likewise.
14918 (*sse4_1_pextrw_memory): Likewise.
14919 (*sse4_1_pextrq): Likewise.
14920 (sse4_1_blendpd): Likewise.
14921 (sse4_1_blendps): Likewise.
14922 (sse4_1_blendvpd): Likewise.
14923 (sse4_1_blendvps): Likewise.
14924 (sse4_1_dppd): Likewise.
14925 (sse4_1_dpps): Likewise.
14926 (sse4_1_movntdqa): Likewise.
14927 (sse4_1_mpsadbw): Likewise.
14928 (sse4_1_packusdw): Likewise.
14929 (sse4_1_pblendvb): Likewise.
14930 (sse4_1_pblendw): Likewise.
14931 (sse4_1_phminposuw): Likewise.
14932 (sse4_1_extendv8qiv8hi2): Likewise.
14933 (*sse4_1_extendv8qiv8hi2): Likewise.
14934 (sse4_1_extendv4qiv4si2): Likewise.
14935 (*sse4_1_extendv4qiv4si2): Likewise.
14936 (sse4_1_extendv2qiv2di2): Likewise.
14937 (*sse4_1_extendv2qiv2di2): Likewise.
14938 (sse4_1_extendv4hiv4si2): Likewise.
14939 (*sse4_1_extendv4hiv4si2): Likewise.
14940 (sse4_1_extendv2hiv2di2): Likewise.
14941 (*sse4_1_extendv2hiv2di2): Likewise.
14942 (sse4_1_extendv2siv2di2): Likewise.
14943 (*sse4_1_extendv2siv2di2): Likewise.
14944 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14945 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14946 (sse4_1_zero_extendv4qiv4si2): Likewise.
14947 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14948 (sse4_1_zero_extendv2qiv2di2): Likewise.
14949 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14950 (sse4_1_zero_extendv4hiv4si2): Likewise.
14951 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14952 (sse4_1_zero_extendv2hiv2di2): Likewise.
14953 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14954 (sse4_1_zero_extendv2siv2di2): Likewise.
14955 (*sse4_1_zero_extendv2siv2di2): Likewise.
14956 (sse4_1_roundpd): Likewise.
14957 (sse4_1_roundps): Likewise.
14958 (sse4_1_roundsd): Likewise.
14959 (sse4_1_roundss): Likewise.
14960 (mulv4si3): Don't expand for SSE4.1.
14961 (smax<mode>3): Likewise.
14962 (umaxv4si3): Likewise.
14963 (uminv16qi3): Likewise.
14964 (umin<mode>3): Likewise.
14965 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14967 * doc/extend.texi: Document SSE4.1 built-in functions.
14969 * doc/invoke.texi: Document -msse4.1.
14971 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14973 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14974 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14975 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14976 (ASM_SPEC): Add asm_pcrel_spec.
14977 (EXTRA_SPECS): Add asm_pcrel_spec.
14979 2007-05-21 David Daney <ddaney@avtrex.com>
14981 * doc/install.texi (Building a cross compiler): Add requirements
14982 for Java cross compiler.
14984 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14986 PR middle-end/31995
14987 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14988 Add loopno argument. Use evolution_function_is_invariant_rec_p
14989 instead of evolution_function_is_constant_p.
14990 Update calls to evolution_function_is_affine_multivariate_p.
14991 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14992 Add loopno argument.
14993 * tree-scalar-evolution.c (gather_chrec_stats): Call
14994 evolution_function_is_affine_multivariate_p with a loop
14996 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14997 (analyze_overlapping_iterations): Likewise.
14998 (access_functions_are_affine_or_constant_p): Likewise.
14999 (build_classic_dist_vector_1): If the access functions
15000 are equal, don't do anything.
15002 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15003 Paolo Carlini <pcarlini@suse.de>
15004 Uros Bizjak <ubizjak@gmail.com>
15006 * c-cppbuiltin.c (c_cpp_builtins): Define
15007 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15008 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15009 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15010 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15012 2007-05-21 Mike Stump <mrs@apple.com>
15014 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15016 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15018 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15020 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15021 implementation if __OPTIMIZE__ is not defined.
15022 (_mm_alignr_pi8): Ditto.
15023 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15024 (_mm_inserti_si64): Ditto.
15025 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15026 (_mm_slli_epi16): Ditto.
15027 (_mm_slli_epi32): Ditto.
15028 (_mm_slli_epi64): Ditto.
15029 (_mm_srai_epi16): Ditto.
15030 (_mm_srai_epi32): Ditto.
15031 (_mm_srli_si128): Ditto.
15032 (_mm_slli_si128): Ditto.
15033 (_mm_srli_epi16): Ditto.
15034 (_mm_srli_epi32): Ditto.
15035 (_mm_srli_epi64): Ditto.
15036 (_mm_extract_epi16): Ditto.
15037 (_mm_insert_epi16): Ditto.
15038 (_mm_shufflehi_epi16): Ditto.
15039 (_mm_shufflelo_epi16): Ditto.
15040 (_mm_shuffle_epi32): Ditto.
15041 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15042 (_m_pextrw): Ditto.
15043 (_mm_insert_pi16): Ditto.
15044 (_m_pinsrw): Ditto.
15045 (_mm_shuffle_pi16): Ditto.
15046 (_m_pshufw): Ditto.
15047 (_mm_shufle_ps): Ditto.
15048 (_mm_prefetch): Ditto.
15050 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15052 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15053 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15054 * real.c (encode_i370_single, decode_i370_single,
15055 encode_i370_double, decode_i370_double): Functions removed.
15056 (i370_single_format, i370_double_format): Initializations removed.
15057 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15058 Consider the log2_b field to always be one.
15059 (ieee_single_format, mips_single_format, coldfire_single_format,
15060 ieee_double_format, mips_double_format, coldfire_double_format,
15061 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15062 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15063 ibm_extended_format, mips_extended_format, ieee_quad_format,
15064 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15065 decimal_single_format, decimal_double_format, decimal_quad_format,
15066 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15067 initialization of log2_b.
15068 * real.h (i370_single_format, i370_double_format): Declarations
15070 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15071 field to always be one.
15073 2007-05-21 Andreas Schwab <schwab@suse.de>
15075 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15076 NOTE_INSN_BASIC_BLOCK_P.
15077 (process_for_unwind_directive): Likewise.
15079 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15081 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15082 * function.h (struct function): Move va_list_gpr_size,
15083 va_list_fpr_size, function_frequency to front of bitfields. Add
15085 (current_function_calls_unwind_init): New.
15086 * except.c (expand_builtin_unwind_init): Set
15087 current_function_calls_unwind_init not
15088 current_function_has_nonlocal_label.
15089 * reload1.c (has_nonexceptional_receiver): New.
15090 (reload): Use it and current_function_calls_unwind_init to
15091 determine whether call-saved regs must be saved.
15093 2007-05-20 Jan Hubicka <jh@suse.cz>
15095 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15096 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15097 * ddg.c (create_ddg): LIkewise.
15098 * final.c (final): Remove hunk moving line number notes around since
15099 they are no longer present at this stage.
15100 (final_scan_insn): Use NOTE_KIND instead of
15101 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15102 (output_asm_label): Likewise.
15103 * reorg.c (dbr_schedule): Likewise.
15104 * haifa-sched.c (unlink_other_notes): Likewise.
15105 * mode-switching.c (optimize_mode_switching): Likewise.
15106 * graph.c (start_bb): Likewise.
15107 * rtl.def (NOTE): Update description.
15108 * jump.c (squeeze_notes): Delete.
15109 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15110 NOTE_INSN_BASIC_BLOCK_P when possible.
15111 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15112 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15113 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15114 (dwarf2out_var_location): Likewise.
15115 * cfgbuild.c (make_edges): Likewise.
15116 (find_basic_blocks_1): Likewise.
15117 * function.c (reorder_blocks_1): Likewise.
15118 (epilogue_done): Likewise.
15119 (reposition_prologue_and_epilogue_notes): Likewise.
15120 * print-rtl.c (print_rtx): Likewise; drop code for printing
15122 (print_rtl): Likewise.
15123 (print_rtl_single): Likewise.
15124 * gcse.c (insert_insn_start_bb): Likewise.
15125 * alias.c (init_alias_analysis): Likewise.
15126 * calls.c (fixup_tail_calls): Likewise.
15127 * except.c (sjlj_emit_function_enter): Likewise.
15128 * emit-rtl.c (add_insn_after): Likeiwse.
15129 (emit_label_before): Likewise.
15130 (emit_label_after): Likewise.
15131 (emit_note_before, emit_note_after, emit_note): Update
15132 parameter to be enum insn_note; do not deal with source
15134 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15135 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15137 (merge_blocks_move_successor_nojumps): Simplify now when
15138 we don't have BLOCK notes.
15139 (try_optimize_cfg): Likewise.
15140 * cfglayout.c (skip_insns_after_block): Likewise.
15141 (record_effective_endpoints): Likewise.
15142 (duplicate_insn_chain): Likewise.
15143 * varasm.c (output_constant_pool_1): Likewise.
15144 * sched-deps.c (sched_analyze): Likewise.
15145 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15147 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15148 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15149 (SET_INSN_DELETED): Simplify.
15150 (NOTE_LINE_NUMBER): Exterminate.
15151 (NOTE_LINE_KIND): New.
15152 (NOTE_INSN_BASIC_BLOCK_P): Update.
15153 (enum insn_note): Simplify.
15154 (GET_NOTE_INSN_NAME) Simplify.
15155 (emit_note_before, emit_note_after, emit_note): Update prototype.
15156 (squeeze_notes): Remove.
15157 * sched-int.h (NOTE_NOT_BB_P): Update.
15158 * resource.c (mark_target_live_regs): Update.
15159 * sched-rgn.c (debug_dependencies): Update.
15160 * sched-vis.c (print_insn): Update.
15161 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15162 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15163 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15164 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15165 (split_branches): Update.
15166 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15168 (sh_adjust_unroll_max): Exterminate.
15169 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15170 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15171 (m68hc11_reorg): Likewise.
15172 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15173 (emit_predicate_relation_info): Update.
15174 (process_for_unwind_directive): Update.
15175 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15176 (output_call): Update.
15177 * config/pa/pa.c (output_lbranch): Update.
15178 (output_millicode_call): Update.
15179 (output_call): Update.
15180 (pa_combine_instructions): Update.
15181 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15182 * config/bfin/bfin.c (gen_one_bundle): Update.
15183 * cfgrtl.c (can_delete_note_p): Update.
15184 (delete_insn): Update.
15185 (rtl_merge_blocks): Update.
15186 (commit_one_edge_insertion): Update.
15187 (rtl_verify_flow_info): Update.
15188 * stmt.c (expand_case): Do not call squeeze_notes.
15190 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15197 * c.opt (Wtype-limits): New.
15198 * doc/invoke.texi (Wtype-limits): Document it.
15199 (Wextra): Enabled by -Wextra.
15200 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15201 * c-common.c (shorten_compare): Warn with Wtype-limits.
15203 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15205 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15206 inlined function, not as a macro.
15207 (_mm_alignr_pi8): Ditto.
15208 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15209 (_mm_inserti_si64): Ditto.
15210 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15211 (_mm_extract_epi16): Ditto.
15212 (_mm_insert_epi16): Ditto.
15213 (_mm_shufflehi_epi16): Ditto.
15214 (_mm_shufflelo_epi16): Ditto.
15215 (_mm_shuffle_epi32): Ditto.
15216 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15217 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15219 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15221 (_m_to_float): Use C89 compatible assignment.
15223 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15226 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15228 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15231 * doc/invoke.texi (Wreturn-type): Complete description.
15232 (Wextra): Delete item about return-type warning.
15233 * c-decl.c: Delete redundant Wextra warning.
15235 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15238 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15239 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15240 inlined function, not as a macro.
15241 (_mm_prefetch): Ditto.
15242 (_m_pextrw): Ditto.
15243 (_mm_insert_pi16): Ditto.
15244 (_m_pinsrw): Ditto.
15245 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15246 (_m_pshufw): Ditto. Add const to __N argument.
15247 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15248 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15249 (_mm_slli_epi32): Ditto.
15250 (_mm_srli_si128): Implement as always inlined function, not as a
15251 macro. Add __inline to function declaration.
15252 (_mm_slli_si128): Ditto.
15254 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15256 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15257 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15259 (struct fenv): New structure.
15260 (FP_HANDLE_EXCEPTIONS): New define.
15261 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15262 (_FP_DECL_EXP): New define.
15263 (FP_INIT_ROUNDMODE): New define.
15264 (FP_ROUNDMODE): New define.
15266 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15268 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15269 (Wconversion): Update description.
15270 (Wconversion-sign): New.
15271 * c.opt (Wconversion-sign): New.
15272 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15273 means disabled for C++. Otherwise, take the status of Wconversion.
15274 * c-common.c (conversion_warning): Warn with either Wconversion or
15276 (warnings_for_convert_and_check): Conditions are already checked by
15277 conversion_warning.
15278 (convert_and_check): Don't check warnings if the conversion failed.
15280 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15281 Anatoly Sokolov <aesok@dol.ru>
15283 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15284 avr_epilogue_uses) : Add declaration.
15285 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15286 * config/avr/constraints.md (R): New constraint.
15287 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15288 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15289 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15290 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15291 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15292 call_prologue_saves, epilogue_restores, return_from_epilogue,
15293 return_from_main_epilogue, return_from_interrupt_epilogue,
15294 return_from_naked_epilogue, prologue, epilogue): New patterns.
15295 (jump): Handle symbol reference.
15296 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15297 avr_output_function_prologue, avr_output_function_epilogue): Remove
15299 (avr_init_machine_status, expand_prologue, expand_epilogue,
15300 avr_asm_function_end_prologue, avr_epilogue_uses,
15301 avr_asm_function_begin_epilogue): New functions.
15302 (prologue_size, epilogue_size, jump_tables_size): Remove global
15304 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15305 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15306 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15307 (avr_override_options): Initialise init_machine_status.
15308 (output_movhi): Handle all stack pointer loads.
15309 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15310 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15311 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15312 (EPILOGUE_USES) Redefine.
15313 (machine_function) Declare.
15315 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15317 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15318 Use a single return statement.
15320 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15322 PR middle-end/30250
15323 * builtins.c (do_mpfr_lgamma_r): New.
15324 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15325 * tree.h (CASE_FLT_FN_REENT): New.
15327 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15329 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15330 (output_die): Use 'unsigned long' with %x.
15331 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15332 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15333 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15335 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15337 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15342 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15343 true if function has no argument.
15345 2007-05-18 DJ Delorie <dj@redhat.com>
15347 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15348 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15350 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15352 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15353 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15354 count_trailing_zeros.
15355 (__i386__): Implement count_leading_zeros using __builtin_clz().
15356 Implement count_trailing_zeros usign __builtin_ctz().
15358 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15360 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15362 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15364 PR middle-end/31344
15365 * expr.c (emit_move_change_mode): Change mode of push operands here.
15367 2007-05-17 Ian Lance Taylor <iant@google.com>
15369 PR tree-optimization/31953
15370 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15371 Change all callers.
15372 (set_value_range_to_null): Call set_value_range_to_value.
15373 (extract_range_from_comparison): Likewise.
15375 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15377 * toplev.c (print_version): Output GMP/MPFR version info.
15379 * builtins.c (CASE_MATHFN_REENT): New macro.
15380 (mathfn_built_in): Use it.
15381 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15382 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15383 BUILT_IN_LGAMMAL_R): New.
15384 * doc/extend.texi: Document new builtins.
15386 PR middle-end/31796
15387 * builtins.c (do_mpfr_remquo): New.
15388 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15389 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15391 PR middle-end/30251
15392 * builtins.c (fold_builtin_1): Handle y0, y1.
15393 (fold_builtin_2): Handle yn.
15395 PR middle-end/30251
15396 * builtins.c (do_mpfr_bessel_n): New.
15397 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15398 (fold_builtin_2): Handle BUILT_IN_JN.
15400 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15403 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15404 TYPE_PRECISION (intmax_type_node).
15406 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15409 * reload.c (subst_reloads): Remove checking.
15411 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15413 PR rtl-optimization/31691
15414 * combine.c (simplify_set): Build a new src pattern instead of
15415 substituting its operands in the COMPARE case.
15417 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15419 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15420 (execute_vrp): Preserve loops through jump threading.
15421 * tree-ssa-threadupdate.c (thread_single_edge,
15422 dbds_continue_enumeration_p, determine_bb_domination_status,
15423 thread_through_loop_header): New functions.
15424 (create_edge_and_update_destination_phis,
15425 create_edge_and_update_destination_phis): Set loops for the new blocks.
15426 (prune_undesirable_thread_requests): Removed.
15427 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15429 (thread_block): Do not call prune_undesirable_thread_requests.
15431 (mark_threaded_blocks): Select edges to thread here.
15432 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15433 Thread edges through loop headers independently.
15434 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15435 * tree-pass.h (TODO_mark_first_instance): New.
15436 (first_pass_instance): Declare.
15437 * cfghooks.c (duplicate_block): Put the block to the original loop
15438 if copy is not specified.
15439 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15440 jump threading. Pass may_peel_loop_headers to
15441 thread_through_all_blocks according to first_pass_instance.
15442 * cfgloop.h (create_preheader): Declare.
15443 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15444 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15445 * passes.c (first_pass_instance): New variable.
15446 (next_pass_1): Set TODO_mark_first_instance.
15447 (execute_todo): Set first_pass_instance.
15449 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15451 PR tree-optimization/24659
15452 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15453 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15454 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15455 OTI_vec_pack_ufix_trunc.
15456 (vec_unpacks_float_hi_optab): Define new macro.
15457 (vec_unpacks_float_lo_optab): Ditto.
15458 (vec_unpacku_float_hi_optab): Ditto.
15459 (vec_unpacku_float_lo_optab): Ditto.
15460 (vec_pack_sfix_trunc_optab): Ditto.
15461 (vec_pack_ufix_trunc_optab): Ditto.
15462 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15463 and vec_pack_[s|u]fix_trunc_optab using
15464 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15465 * tree-vectorizer.c (supportable_widening_operation): Handle
15466 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15467 (supportable_narrowing_operation): New function.
15468 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15469 * tree-vect-transform.c (vectorizable_conversion): Handle
15470 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15471 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15472 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15473 to check for target support.
15474 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15475 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15476 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15477 for VEC_PACK_FIX_TRUNC_EXPR.
15478 (expand_binop): Special case mode of the result for
15479 vec_pack_[u|s]fix_trunc_optab.
15480 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15481 vec_pack_[u|s]fix_trunc_optab.
15483 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15484 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15485 * tree-pretty-print.c (dump_generic_node): Handle
15486 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15487 VEC_PACK_FIX_TRUNC_EXPR.
15489 * expr.c (expand_expr_real_1): Ditto.
15490 * tree-inline.c (estimate_num_insns_1): Ditto.
15491 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15493 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15494 (vec_unpacks_float_lo_v8hi): Ditto.
15495 (vec_unpacku_float_hi_v8hi): Ditto.
15496 (vec_unpacku_float_lo_v8hi): Ditto.
15497 (vec_unpacks_float_hi_v4si): Ditto.
15498 (vec_unpacks_float_lo_v4si): Ditto.
15499 (vec_pack_sfix_trunc_v2df): Ditto.
15501 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15503 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15504 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15505 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15506 [vec_pack_ufix_trunc]: Ditto.
15507 [vec_unpacks_float_hi]: Ditto.
15508 [vec_unpacks_float_lo]: Ditto.
15509 [vec_unpacku_float_hi]: Ditto.
15510 [vec_unpacku_float_lo]: Ditto.
15512 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15514 * soft-fp/README: Update for new files.
15515 * soft-fp/floattisf.c: New file.
15516 * soft-fp/floattidf.c: New file.
15517 * soft-fp/floattitf.c: New file.
15518 * soft-fp/floatuntisf.c: New file.
15519 * soft-fp/floatuntidf.c: New file.
15520 * soft-fp/floatuntitf.c: New file.
15521 * soft-fp/fixsfti.c: New file.
15522 * soft-fp/fixdfti.c: New file.
15523 * soft-fp/fixtfti.c: New file.
15524 * soft-fp/fixunssfti.c: New file.
15525 * soft-fp/fixunsdfti.c: New file.
15526 * soft-fp/fixunstfti.c: New file.
15527 * soft-fp/extendxftf.c: New file.
15528 * soft-fp/trunctfxf.c: New file.
15530 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15531 (__trunctfxf2): Ditto.
15533 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15534 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15535 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15536 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15537 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15538 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15540 * config/i386/t-fprules-softfp64: New file.
15541 * config/i386/sfp-machine.h: New file.
15542 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15543 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15544 and soft-fp/t-softfp to tmake_file.
15545 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15546 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15548 * config/i386/t-linux64 (softfp_wrap_start): New.
15549 (softfp_wrap_end): New.
15550 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15551 supported for TARGET_64BIT.
15553 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15555 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15556 c_common_unsigned_type behavior.
15558 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15560 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15563 2007-05-16 Eric Christopher <echristo@apple.com>
15565 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15566 saving after stack push. Set sp_offset whenever we push.
15567 (rs6000_emit_epilogue): Move altivec register restore before
15570 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15572 * configure.ac: Allow sysroots to be relocated under $prefix as
15573 well as $exec_prefix.
15574 * configure: Regenerate.
15576 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15580 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15582 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15583 (gcc_tooldir): Likewise.
15584 * configure: Regenerate.
15585 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15586 old configure.ac gcc_tooldir setting.
15587 (prefix_to_exec_prefix): New variable.
15588 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15589 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15591 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15593 * c-typeck.c (build_binary_op): Return early for error.
15595 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15597 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15598 struct nb_iter_bound.
15599 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15600 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15601 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15602 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15603 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15604 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15605 (del_scev_info): Use ggc_free.
15606 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15607 * loop-init.c: Include ggc.h.
15608 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15609 (loop_optimizer_finalize): Use ggc_free.
15610 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15611 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15612 pass_iv_optimize): Add TODO_ggc_collect.
15613 * function.h (struct function): Remove skip marker from
15615 * cfgloop.c: Include ggc.h.
15616 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15618 (establish_preds): Vector superloops is gc allocated.
15619 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15621 (flow_loops_find): Vector larray is gc allocated.
15622 (loop_exit_free): Use ggc_free.
15623 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15624 that head of exits list is now not a part of struct loop.
15625 (record_loop_exits): Allocate exits table in gc memory.
15626 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15627 that head of exits list is now not a part of struct loop.
15628 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15629 struct loop_exit): Add GTY marker.
15630 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15631 Add skip marker to aux field. Make head of exits list a separate
15633 (struct loops): Add GTY marker. Make larray vector gc allocated.
15634 Add param marker to exits table.
15635 (get_loops): Type changed.
15636 * Makefile.in (tree-scalar-evolution.o): Add
15637 gt-tree-scalar-evolution.h dependency.
15638 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15639 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15640 * basic-block.h (struct basic_block_def): Remove skip marker from
15643 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15645 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15646 of 0 in the call to expand_expr().
15647 (expand_builtin_mathfn_3): Ditto.
15648 (expand_builtin_interclass_mathfn): Ditto.
15649 (expand_builtin_cexpi): Ditto.
15650 (expand_builtin_int_roundingfn): Ditto.
15651 (expand_builtin_int_roundingfn_2): Ditto.
15652 (expand_builtin_pow): Ditto.
15653 (expand_builtin_powi): Ditto.
15654 (expand_builtin_bswap): Ditto.
15655 (expand_builtin_unop): Ditto.
15656 (expand_builtin_fabs): Ditto.
15657 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15658 the call to expand_expr().
15659 (expand_builtin_sync_operation): Ditto.
15660 (expand_builtin_compare_and_swap): Ditto.
15661 (expand_builtin_lock_test_and_set): Ditto.
15662 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15663 instead of 0 in the call to expand_expr().
15664 (expand_builtin_extract_return_addr): Ditto.
15665 (expand_builtin_eh_return): Ditto.
15666 (expand_eh_return): Ditto.
15667 * explow.c (expr_size): Ditto.
15668 * expr.c (optimize_bitfield_assignment_op): Ditto.
15669 (expand_assignement): Ditto.
15670 (store_expr): Ditto.
15671 (store_field): Ditto.
15672 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15673 the call to expand_expr().
15674 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15675 in the call to expand_expr().
15676 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15677 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15678 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15680 * optabs.c (expand_vec_shift_expr): Ditto.
15681 (expand_vec_cond_expr): Ditto.
15682 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15683 call to expand_expr().
15684 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15685 in the call to expand_expr().
15687 2007-05-14 Dave Korn <dave.korn@artimi.com>
15689 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15691 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15693 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15694 instead of c_common_unsigned_type.
15695 (c_common_unsigned_type): Remove.
15696 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15697 c_common_unsigned_type.
15698 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15699 c_common_unsigned_type.
15700 * c-common.h (c_common_unsigned_type): Remove.
15701 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15702 c_common_unsigned_type.
15703 * c-format.c (check_format_types): Use unsigned_type_for instead of
15704 c_common_unsigned_type.
15705 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15706 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15707 of c_common_unsigned_type.
15708 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15709 lang_hooks.types.unsigned_type.
15710 * expmed.c (make_tree): Use unsigned_type_for instead of
15711 lang_hooks.types.unsigned_type.
15712 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15713 lang_hooks.types.unsigned_type.
15714 (build_range_check): Likewise.
15715 (fold_unary): Likewise.
15716 (fold_binary): Likewise.
15717 (fold_ternary): Likewise.
15718 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15719 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15720 * tree.c (get_unsigned_type): New.
15721 (unsigned_type_for): Use get_unsigned_type instead of
15722 lang_hooks.types.unsigned_type.
15724 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15726 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15727 to m68k_get_function_kind. Update its prototype.
15728 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15730 (m68k_interrupt_function_p): Return enum m68k_function_type
15731 instead of bool. Rename to m68k_get_function_kind.
15732 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15733 target is not fido.
15734 (m68k_compute_frame_layout): Don't mark any register for save
15735 if an interrupt_thread attribute is specified.
15736 (m68k_hard_regno_rename_ok): Update a use of
15737 m68k_interrupt_function_p.
15738 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15739 m68k_interrupt_function_p.
15740 (m68k_function_type): New.
15741 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15742 for a function with an interrupt_thread attribute.
15743 * doc/extend.texi: Document the interrupt_thread attribute.
15745 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15747 Fix PR tree-optimization/31911
15748 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15749 if they didn't change the expression.
15751 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15753 * tree-scalar-evolution.c (resolve_mixers): Exported.
15754 * tree-scalar-evolution.h (resolve_mixers): Declare.
15755 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15756 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15757 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15758 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15759 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15760 strip_conversion, analyze_offset_expr, address_analysis,
15761 object_analysis, analyze_offset): Removed.
15762 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15763 split_constant_offset, canonicalize_base_object_address,
15764 object_address_invariant_in_loop_p, disjoint_objects_p,
15765 dr_may_alias_p, dr_address_invariant_p): New functions.
15766 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15767 and dr_analyze_alias.
15768 (initialize_data_dependence_relation): Use dr_may_alias_p
15769 and object_address_invariant_in_loop_p.
15770 (compute_self_dependence): Handle the case when
15771 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15772 (find_data_references_in_stmt): Restrict the analysis of data
15773 references to the given loop nest.
15774 (find_data_references_in_loop): Made static. Pass loop nest to
15775 find_data_references_in_stmt.
15776 (compute_data_dependences_for_loop): Use DR_VOPS.
15777 (free_data_ref): Free DR_VOPS.
15778 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15779 (struct innermost_loop_behavior): ... new.
15780 (struct base_object_info): Replaced by ...
15781 (struct indices): ... new.
15782 (struct dr_alias): New.
15783 (enum data_ref_type): Removed.
15784 (struct data_reference): Consist of struct innermost_loop_behavior,
15785 struct indices and struct dr_alias.
15786 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15787 (DR_MEMTAG): Renamed to ...
15788 (DR_SYMBOL_TAG): ... this.
15789 (find_data_references_in_loop): Declaration removed.
15790 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15791 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15792 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15793 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15795 2007-05-13 Revital Eres <eres@il.ibm.com>
15797 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15798 which walks virtual def-use chains to find redundant stores.
15799 (dse_optimize_stmt): Call it.
15801 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15803 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15804 * passes.c (init_optimization_passes): Move pass_jump_bypass
15807 * basic-block.h (bb_has_eh_pred): Fix style issue.
15809 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15811 PR rtl-optimization/31848
15812 * loop-invariant.c (move_invariant_reg): If we move an insn
15813 with a REG_EQUAL note, and that insn is not always executed,
15814 remove the REG_EQUAL note.
15816 2007-05-12 Richard Guenther <rguenther@suse.de>
15818 PR tree-optimization/31797
15819 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15820 propagate into a stmt that has volatile ops.
15822 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15824 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15825 (gcc_tooldir): Likewise.
15826 * configure: Regenerate.
15827 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15828 old configure.ac gcc_tooldir setting.
15829 (prefix_to_exec_prefix): New variable.
15830 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15831 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15833 2007-05-11 Silvius Rus <rus@google.com>
15835 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15836 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15837 * c-common.h (strict_aliasing_warning): Change return type.
15838 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15839 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15840 (build_c_cast): Condition call to strict_aliasing_warning.
15841 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15842 * flags.h (set_Wstrict_aliasing): Declare.
15843 * opts.c (set_Wstrict_alising): Define, add call to.
15844 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15845 * tree-ssa-alias-warnings.c: New file.
15846 * tree-ssa-alias.c (compute_may_aliases): Add call to
15847 strict_aliasing_warning_backend.
15849 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15851 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15852 Use loop_depth and loop_outer accessor functions.
15853 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15854 determine_invariantness_stmt, move_computations_stmt): Ditto.
15855 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15856 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15857 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15858 * tree-scalar-evolution.c (interpret_loop_phi,
15859 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15860 instantiate_parameters_1, scev_const_prop): Ditto.
15861 * cfghooks.c (make_forwarder_block): Ditto.
15862 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15863 * modulo-sched.c (loop_canon_p): Ditto.
15864 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15865 slpeel_can_duplicate_loop_p): Ditto.
15866 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15867 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15868 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15869 cancel_loop, verify_loop_structure): Ditto.
15870 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15871 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15872 superloops vector instead of "pred" array.
15873 (establish_preds): Take father loop as an argument. Initialize the
15875 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15876 Do not initialize loop->outer.
15877 (flow_loop_tree_node_remove): Truncate the superloops vector.
15878 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15879 "pred" merged to "superloops" vector.
15880 (loop_depth, loop_outer): New.
15881 (fel_init): Use loop_outer.
15883 2007-05-11 Jan Hubicka <jh@suse.cz>
15885 * cgraphunit.c: Include gt-cgraphunit.h
15886 (static_ctors, static_dtors): New static vars.
15887 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15888 based on implementation in c-common.c
15889 (cgraph_finalize_function): Call record_cdtor_fn.
15890 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15891 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15892 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15893 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15894 build_cdtor, c_build_cdtor_fns): Remove.
15895 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15896 c_build_cdtor_fns): Remove prototype.
15898 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15901 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15902 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15903 * builtins.c (fold_builtin_memchr): New.
15904 (expand_builtin_memchr): Call the latter.
15905 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15906 * doc/extend.texi ([Other built-in functions provided by GCC]):
15909 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15911 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15912 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15913 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15914 PFPO_OP1_TYPE_SHIFT): Constants added.
15915 (DFP_ALL): Mode macro defined.
15916 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15917 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15918 Insn definitions added.
15919 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15920 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15923 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15925 PR tree-optimization/31885
15926 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15927 NULL_TREE to be undetermined.
15928 (automatically_generated_chrec_p): Return false for NULL.
15930 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15932 * config/bfin/bfin.h (MOVE_RATIO): Define.
15934 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15936 * config.gcc (sparc-wrs-vxworks): New target.
15937 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15938 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15939 * config/sparc/sparc.h: Include vxworks-dummy.h.
15940 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15941 include LABEL_REFs too.
15942 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15943 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15945 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15947 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15948 (sparc_emit_call_insn): New function.
15949 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15950 functions when generating VxWorks PIC.
15951 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15952 (call, call_value): Use sparc_emit_call_insn instead of
15955 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15957 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15959 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15961 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15962 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15963 split_double instead of operand_subword.
15965 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15967 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15968 * config/bfin/bfin.c (bfin_local_alignment): New function.
15969 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15971 2007-05-08 Chao-ying Fu <fu@mips.com>
15973 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15974 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15975 (smsub_widen_optab, umsub_widen_optab): Define.
15976 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15978 * genopinit.c (optabs): Fill in smsub_widen_optab and
15980 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15981 and umsub_widen_optab to implement multiply-subtract sequences.
15982 * config/mips/mips.md (*msac<u>_di): Rename to...
15983 (<u>msubsidi4): ...this. Extend condition to include
15984 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15985 of operand 0 to "ka" and use the three-operand form of msub<u>
15987 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15990 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15992 PR rtl-optimization/28011
15993 * reload.c (push_reload): Set dont_share if IN appears in OUT
15994 also when IN is a PLUS rtx.
15995 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15998 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16000 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16001 call unshare_all_decls.
16002 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16003 (unshare_all_decls): Remove.
16005 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16008 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16011 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16012 Nigel Stephens <nigel@mips.com>
16014 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16015 Update comments and all uses.
16016 (MIN_FPRS_PER_FMT): Define.
16017 * config/mips/mips.c (function_arg): Fix to correctly handle
16018 the -mips32r2 -mfp64 -mabi=32 case.
16019 (override_options): Enable use of odd-numbered registers for
16020 SFmode values on MIPS32.
16021 (mips_save_reg_p): Save whole floating-point register pair if
16022 either half is used.
16023 (compute_frame_size): Fix comment.
16025 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16027 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16028 argument of type bool.
16029 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16030 argument. Safely select temporary P register according to it.
16031 (do_link): Change call site of add_to_reg accordingly.
16032 (do_unlink): Add epilogue_p as a fourth argument and pass it
16034 (expand_interrupt_handler_epilogue): Change call of do_unlink
16036 (bfin_expand_prologue): Add a third argument sibcall_p.
16037 * config/bfin/bfin.md (epilogue): Change call of
16038 bfin_expand_epilogue accordingly.
16039 (sibcall_epilogue): Likewise.
16040 (eh_return_internal): Likewise.
16042 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16043 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16044 * config/bfin/bfin.c (bfin_handle_option): Handle
16045 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16046 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16047 Support bf534, bf536 and bf561.
16048 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16050 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16053 * config/i386/i386.c (ix86_function_regparm): Process local
16054 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16056 2007-05-07 Mike Stump <mrs@apple.com>
16058 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16059 also checks for and while statements in C++.
16061 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16063 * gcc.c (at_file_supplied): New variable.
16064 (main): Set it if we expanded argv.
16065 (do_spec_1): Pass an @-file to the linker if we were called with
16066 an @-file argument and HAVE_GNU_LD.
16067 * collect2.c (at_file_supplied): New variable.
16068 (response_file): New variable.
16069 (collect_exit): Unlink response_file if necessary.
16070 (handler): Likewise.
16071 (do_wait): Likewise.
16072 (main): Set at_file_supplied if we expanded argv.
16073 (collect_execute): Pass an @-file to subprocesses if we were called
16074 with an @-file argument.
16075 * configure.ac: Add define for HAVE_GNU_LD.
16076 * configure: Regenerate.
16077 * config.in: Regenerate.
16079 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16081 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16082 operand to HI mode.
16087 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16089 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16090 (TARGET_ENCODE_SECTION_INFO): Re-define.
16091 (m32c_encode_section_info): New
16092 (function_vector_handler): New
16093 (current_function_special_page_vector): New
16094 (m32c_special_page_vector_p): New.
16095 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16097 * config/m32c/jump.md: Added instruction JSRS for functions
16098 with attribute "function_vector".
16099 * doc/extend.texi (function_vector): Added description
16100 for M16C, M32C targets.
16102 2007-05-07 DJ Delorie <dj@redhat.com>
16105 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16106 ashrpsi3, lshrpsi3): Update shift count constraint.
16108 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16109 Nathan Froyd <froydnj@codesourcery.com>
16112 * c-incpath.c (add_path): Strip trailing path separators.
16114 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16116 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16117 Free dominance info before purging EH edges.
16118 (eliminate_degenerate_phis): Likewise.
16119 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16121 2007-05-07 Jan Hubicka <jh@suse.cz>
16123 * gimplify.c (gimplify_expr): Do not crash when folding
16124 (void *)(int)&a + 4.
16126 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16129 * c-opts.c (lang_fortran): Make it non static.
16130 * c-common.h (lang_fortran): New prototype.
16131 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16132 -lang-fortran option was passed by the driver.
16134 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16136 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16137 of ASSERT_CHECKING. Tweak message.
16139 2007-05-06 Revital Eres <eres@il.ibm.com>
16142 * loop-unroll.c (insert_var_expansion_initialization):
16143 Initialize the expansions with -zero instead of +zero.
16145 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16147 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16148 into pic and non-pic versions. Mark r19 as used for
16149 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16150 for tgd_load, tld_load and tie_load .
16151 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16152 version of tgd_load, tld_load and tie_load depending on the
16155 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16156 Jakub Jelinek <jakub@redhat.com>
16158 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16159 (__do_global_dtors_aux): Use more paranoid loop to run
16160 destructors if HIDDEN_DTOR_LIST_END.
16161 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16163 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16165 * varasm.c (align_variable): Don't increase alignment for
16166 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16167 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16169 2007-05-04 Josh Conner <jconner@apple.com>
16171 * basic-block.h (cdi_direction): Assign values to all enumeration
16173 (dom_computed): Remove.
16174 (dom_info_state): New.
16175 (set_dom_info_availability): New.
16176 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16177 walk_data.dom_direction.
16178 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16179 instead of dom_computed[].
16180 (split_edge): Likewise.
16181 (create_basic_block): Likewise.
16182 (merge_blocks): Likewise.
16183 * ifcvt.c (find_if_header): Likewise.
16184 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16185 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16186 * tree-ssa.c (verify_ssa): Likewise.
16187 * tree-cfg.c (tree_verify_flow_info): Likewise.
16188 (remove_edge_and_dominated_blocks): Likewise.
16189 * dominance.c (dom_computed): Make static.
16190 (calc_dfs_tree_nonrec): Change third param to a bool.
16191 (calc_dfs_tree): Change second param to a bool.
16192 (calc_idioms): Change second param to a bool. Use
16193 dom_convert_dir_to_idx.
16194 (init_dom_info): Validate dir before using.
16195 (dom_convert_dir_to_idx): New.
16196 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16197 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16198 (free_dominance_info): Use dom_convert_dir_to_idx.
16199 (get_immediate_dominator): Likewise.
16200 (set_immediate_dominator): Likewise.
16201 (get_dominated_by): Likewise.
16202 (redirect_immediate_dominators): Likewise.
16203 (nearest_common_denominator): Likewise.
16204 (dominated_by_p): Likewise.
16205 (bb_dom_dfs_in): Likewise.
16206 (bb_dom_dfs_out): Likewise.
16207 (recount_dominator): Likewise.
16208 (iterate_fix_dominators): Likewise.
16209 (add_to_dominance_info): Likewise.
16210 (delete_from_dominance_info): Likewise.
16211 (first_dom_son): Likewise.
16212 (next_dom_son): Likewise.
16213 (dom_info_available_p): Likewise.
16214 (dom_info_state): New.
16215 (set_dom_info_availability): New.
16217 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16219 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16221 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16223 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16225 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16226 (subdi3, subdi_carry): Delete.
16228 2007-05-04 Jan Hubicka <jh@suse.cz>
16229 Richard Guenther <rguenther@suse.de>
16231 * opts.c (decode_options): Do not fiddle with inlining
16232 parameters in case of optimizing for size.
16233 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16234 for size do nothing.
16235 (cgraph_decide_inlining_of_small_function): When optimizing for
16236 size never inline functions increasing caller size.
16237 (cgraph_early_inlining): Inline for size when optimizing for size.
16239 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16241 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16242 logical operations piecewise.
16243 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16244 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16245 subdi_sesidi_di): Delete.
16246 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16247 the generated sequence. Allow three-reg add in constraints. Rewrite
16248 the rtl expression for carry to avoid zero_extend of a constant.
16249 (sub_with_carry): New pattern.
16250 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16251 different sequence not involving jumps.
16252 (notbi): Now a named pattern.
16254 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16256 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16257 Add the note about a significant loss of accuracy of some
16258 mathematical routines when these options are used.
16260 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16262 * haifa-sched.c (rtx_vec_t): New typedef.
16263 (contributes_to_priority_p): Extract piece of priority () into new
16265 (priority): Use the function. Add assertion.
16266 (rank_for_schedule, set_priorities): Add assertion to check that
16267 insn's priority is initialized.
16268 (clear_priorities, calc_priorities): Change signature. Make it update
16269 all relevant insns. Update all callers ('add_to_speculative_block ()'
16270 and 'create_block_check_twin ()').
16271 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16272 Add new field 'priority_status'.
16273 (INSN_PRIORITY_STATUS): New macro.
16274 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16276 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16278 * sched-ebb.c (debug_ebb_dependencies): New static function.
16279 (init_ready_list): Use it.
16281 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16282 with changed signature and 'debug_rgn_dependencies ()'.
16283 (debug_rgn_dependencies): New static function.
16284 (init_ready_list): Use it.
16286 * sched-int.h (debug_dependencies): Declare.
16288 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16290 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16292 2007-05-04 Dirk Mueller <dmueller@suse.de>
16294 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16296 2007-05-03 Jan Hubicka <jh@suse.cz>
16298 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16299 ((T1)X op (T1)Y), for pointer type in more cases than before.
16301 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16303 * tree-object-size.c (plus_expr_object_size): When operand size is
16304 unknown, return unknown.
16306 2007-05-03 Dirk Mueller <dmueller@suse.de>
16308 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16310 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16313 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16315 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16317 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16319 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16321 * config/soft-fp/double.h, config/soft-fp/extended.h,
16322 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16323 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16324 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16325 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16328 2007-05-03 Ian Lance Taylor <iant@google.com>
16330 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16331 MASK_PPC_GFXOPT for 8540 or 8548.
16333 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16335 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16336 vect_print_dump_info() to output debug information.
16338 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16341 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16342 operands of size 2 when operand is not MEM_P.
16344 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16346 PR tree-optimization/30565
16347 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16349 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16351 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16352 (umulsi3_highpart): Use them.
16353 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16354 for final accumulator to D regisster tranfser.
16356 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16358 PR tree-optimization/31699
16359 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16361 (vect_enhance_data_refs_alignment): Compute peel amount using
16362 TYPE_VECTOR_SUBPARTS instead of vf.
16363 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16365 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16368 * system.h: Remove inclusion of double-int.h
16369 * tree.h: Include double-int.h
16370 * gengtype.c: Likewise
16371 * cfgloop.h: Likewise
16372 * Makefile.in: Adjust dependencies on double-int.h
16374 2007-05-02 Eric Christopher <echristo@apple.com>
16376 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16377 -shared to -Zdynamiclib.
16379 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16382 * c-common.c (strip_pointer_or_array_types): New function.
16383 * c-common.h (strip_pointer_or_array_types): New function declaration.
16385 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16387 PR tree-optimization/31771
16388 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16390 2007-05-02 Paul Brook <paul@codesourcery.com>
16392 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16394 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16396 PR middle-end/29715
16397 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16400 2007-05-02 Nick Clifton <nickc@redhat.com>
16402 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16404 2007-05-02 Richard Guenther <rguenther@suse.de>
16406 PR tree-optimization/31146
16407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16408 argument, single_use_p. If we have a single use that is
16409 a conversion to the definition rhs type, propagate that rhs.
16410 (forward_propagate_addr_expr): Pass single_use_p argument
16411 to forward_propagate_addr_expr_1.
16413 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16415 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16418 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16420 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16421 'AMD Family 10 core'.
16423 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16425 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16426 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16427 with SSE3 instruction set support.
16428 * doc/invoke.texi: Likewise.
16430 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16432 * config/i386/i386.c (override_options): Tuning 32-byte loop
16433 alignment for amdfam10 architecture. Increasing the max loop
16434 alignment to 24 bytes.
16436 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16438 * config/m68k/constraints.md: New.
16439 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16440 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16441 EXTRA_CONSTRAINT): Remove.
16442 * config/m68k/m68k.md: Include constraints.md.
16443 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16445 2007-05-01 Ian Lance Taylor <iant@google.com>
16447 PR tree-optimization/31739
16448 * tree-vrp.c (vrp_val_is_max): New static function.
16449 (vrp_val_is_min): New static function.
16450 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16452 (set_value_range): Use vrp_val_is_{max,min}.
16453 (extract_range_from_assert): Likewise.
16454 (extract_range_from_binary_expr): Likewise.
16455 (extract_range_from_unary_expr): Likewise.
16456 (dump_value_range, vrp_meet): Likewise.
16457 (vrp_visit_phi_node): Likewise.
16458 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16460 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16462 * config/i386/gmon-sol2.c (size_t): New type.
16463 (intptr_t): Likewise.
16464 (s_textsize): Declare as size_t.
16466 (monstartup): Use size_t for sizes.
16467 (_mcount): Save and restore registers.
16468 (internal_mcount): Pass 0 as the first argument to monstartup
16470 (moncontrol): Convert pointer to appropriately sized integer
16471 before passing to profil.
16473 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16475 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16476 __NO_FPRS__, not just if _SOFT_DOUBLE.
16477 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16478 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16479 also for E500 double.
16480 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16481 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16484 2007-05-01 Richard Guenther <rguenther@suse.de>
16486 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16489 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16491 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16493 2007-05-01 Jan Hubicka <jh@suse.cz>
16495 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16498 2007-05-01 Jan Hubicka <jh@suse.cz>
16500 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16501 (maybe_fold_offset_to_reference): Declare.
16502 * fold-const.c (fold_unary): Do not fold
16503 (type *)&A into &A->field_of_type_and_offset_0
16504 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16505 size is unknown, give up.
16506 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16508 (maybe_fold_offset_to_reference): New.
16509 (maybe_fold_stmt_indirect): Use it.
16510 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16511 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16513 (gimplify_expr): Likewise for plus_expr.
16515 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16517 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16518 bsi_after_labels. Always insert statements before bsi.
16519 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16520 * predict.c (apply_return_prediction): Check for empty blocks.
16521 * cfgexpand.c (lab_rtx_for_bb): New variable.
16522 (label_rtx_for_bb): Do not create new tree labels.
16523 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16524 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16525 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16527 (label_for_bb): Add field used.
16528 (update_eh_label, main_block_label): Mark the label used.
16529 (cleanup_dead_labels): Remove unused labels.
16531 2007-05-01 Richard Guenther <rguenther@suse.de>
16533 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16534 if it is not about to be set.
16535 (get_value_range): Do not pre-allocate equiv bitmap.
16536 (update_value_range): No need to clear equiv field.
16537 (add_equivalence): Change prototype to get bitmap pointer.
16538 Allocate bitmap here if it is not already.
16539 (extract_range_from_assert): Do not allocate bitmap here.
16540 Update callers to add_equivalence.
16541 (extract_range_from_ssa_name): Likewise.
16542 (get_vr_for_comparison): New static helper.
16543 (compare_name_with_value): Handle NULL equiv bitmap by
16544 peeling the first iteration of the comparison loop.
16545 Use get_vr_for_comparison.
16546 (compare_names): Handle NULL equiv bitmaps by using fake
16547 ones. Use get_vr_for_comparison.
16549 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16551 * double-int.c (mpz_set_double_int): Moved from
16552 tree-ssa-loop-niter.c.
16553 (mpz_get_double_int): Likewise; also, add option to wrap
16554 out-of-range integers.
16555 * double-int.h: New prototypes for above.
16556 * tree.c (get_static_type_bounds): Moved from
16557 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16558 TYPE_MAX_VALUE if they exist..
16559 * tree.h: New prototype for above.
16560 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16561 get_type_bounds calls.
16562 (mpz_set_double_int): Move to double-int.c.
16563 (get_type_bounds): Move to tree.c, rename to
16564 get_static_type_bounds.
16565 (mpz_to_double_int): Move to double-int.c, rename to
16566 mpz_get_double_int.
16568 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16570 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16571 DIV0 exception can fall through to a normal return.
16573 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16575 PR middle-end/22156
16576 Temporarily revert:
16577 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16578 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16579 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16580 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16581 initialize align to silence bogus warning.
16582 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16583 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16585 (struct sra_walk_fns): Remove use_all parameter from use.
16586 (sra_hash_tree): Handle BIT_FIELD_REFs.
16587 (sra_elt_hash): Don't hash bitfld blocks.
16588 (sra_elt_eq): Skip them in parent compares as well. Handle
16590 (sra_walk_expr): Don't maintain or pass down use_all_p.
16591 (scan_use): Remove use_all parameter.
16592 (scalarize_use): Likewise. Re-expand assignment to
16593 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16594 output, and re-scalarize after output. Don't mark anything
16596 (scalarize_ldst): Adjust.
16597 (scalarize_walk_gimple_modify_statement): Likewise.
16598 (build_element_name_1): Handle BIT_FIELD_REFs.
16599 (instantiate_element): Don't warn for any element whose parent
16600 is used as a whole.
16601 (instantiate_missing_elements_1): Return the sra_elt.
16602 (canon_type_for_field): New.
16603 (try_instantiate_multiple_fields): New.
16604 (instantiate_missing_elemnts): Use them.
16605 (mark_no_warning): Removed.
16606 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16607 (REPLDUP, sra_build_elt_assignment): New.
16608 (generate_copy_inout): Use them.
16609 (generate_element_copy): Likewise. Handle bitfld differences.
16610 (generate_element_zero): Don't recurse for blocks. Use
16611 sra_build_elt_assignment.
16612 (generate_one_element_int): Take elt instead of var. Use
16613 sra_build_elt_assignment.
16614 (generate_element_init_1): Adjust.
16615 (scalarize_use, scalarize_copy): Use REPLDUP.
16616 (scalarize_ldst): Move assert before dereference.
16617 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16619 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16622 * tree.c (reconstruct_complex_type): Reconstruct a reference
16624 Also use the same mode for the pointer as the old pointer type.
16626 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16628 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16631 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16633 PR rtl-optimization/31676
16634 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16635 (df_refs_record): Call it.
16637 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16639 * rtl.def (SS_ABS): New code.
16640 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16641 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16642 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16643 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16644 (bfin_init_builtins): Define them.
16645 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16646 (bfin_expand_builtin): ... and handle the others here.
16647 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16648 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16649 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16650 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16651 operand is only HImode.
16653 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16655 * regclass.c (scan_one_insn): Remove splitting of
16658 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16659 Nigel Stephens <nigel@mips.com>
16661 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16663 2007-04-28 Jan Hubicka <jh@suse.cz>
16665 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16666 insn_locators_alloc instead of insn_locators_initialize;
16667 call reset_block_changes.
16668 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16669 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16670 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16671 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16672 * config/score/score.c (th_output_mi_thunk): Likewise.
16673 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16674 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16675 tolerate uninitialized locator info.
16678 * function.c (init_function_start): Don't init line number info.
16679 (expand_function_end): Update.
16680 (reset_block_changes, record_block_change, finalize_block_changes,
16681 check_block_change, free_block_changes): Kill.
16682 * function.h (reset_block_changes, record_block_change,
16683 finalize_block_changes, check_block_change, free_block_changes):
16685 (struct function): Remove ib_boundaries_block.
16686 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16687 Use curr_insn_locator to initialize locator.
16688 (emit_line_note): Remove.
16689 * cfgexpand.c (expand_gimple_cond_expr): Update.
16690 (construct_exit_block): Likewise.
16691 (tree_expand_cfg): Initialize/finalize locators.
16692 * expr.c (expand_expr_real): Update.
16693 * cfglayout.c (line_locators_locs, line_locators_lines,
16694 file_locators_locs, file_locators_files): Remove.
16695 (set_block_levels): Move to cfgexpand.c.
16696 (insn_locators_initialize): Remove.
16697 (pass_insn_locators_initialize): Remove.
16698 (locations_locators_locs, locations_locators_vals): New static vars.
16699 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16701 (insn_locators_alloc, insn_locators_finalize,
16702 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16704 (locator_location): New.
16705 (locator_line, locator_file): Rewrite.
16706 * rtl.h (emit_line_note): Kill.
16707 (insn_locators_alloc, insn_locators_finalize,
16708 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16710 * tree-inline.c (initialize_cfun): Do not initialize
16711 ib_boundaries_block.
16712 * passes.c (pass_insn_locators_initialize): Remove.
16714 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16716 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16717 info. Update last_basic_block correctly.
16719 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16722 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16723 register itself to hold the offset constant. Tell flow the use
16724 of r4 and r5 when they are used.
16726 2007-04-27 Richard Guenther <rguenther@suse.de>
16728 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16729 if we simplified anything.
16730 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16731 warnings until we did a simplification and the stmt was not
16732 marked as TREE_NO_WARNING.
16734 2007-04-27 Mike Stump <mrs@apple.com>
16736 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16738 2007-04-27 Ian Lance Taylor <iant@google.com>
16740 PR middle-end/31710
16741 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16742 TYPE_MAX_VALUE exist, convert them to the new type.
16744 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16746 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16747 if it claims to be available.
16748 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16749 edge is redirected.
16750 (perform_tree_ssa_dce): Always free postdominators.
16752 2007-04-27 Richard Henderson <rth@redhat.com>
16754 * config/alpha/predicates.md (aligned_memory_operand): Mark
16755 as define_special_predicate.
16756 (unaligned_memory_operand, normal_memory_operand): Likewise.
16757 (reg_or_unaligned_mem_operand): Remove.
16758 (any_memory_operand): Match the documentation and check for
16759 non-renumbered pseudos during reload.
16760 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16761 alpha_secondary_reload_class, update to new interface, make static.
16762 Handle CQImode like HImode. Remove FP subreg check.
16763 (alpha_expand_mov): Use replace_equiv_address.
16764 (alpha_expand_mov_nobwx): Use any_memory_operand.
16765 (TARGET_SECONDARY_RELOAD): New.
16766 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16767 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16768 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16769 * config/alpha/alpha.md: ... here.
16770 (RELOAD12, reloadmode): New.
16772 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16773 Don't handle the aligned case here.
16774 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16775 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16776 reload_inhi_help. Don't expect a scratch register.
16777 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16779 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16781 2007-04-27 Richard Guenther <rguenther@suse.de>
16783 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16785 2007-04-27 Richard Guenther <rguenther@suse.de>
16787 PR tree-optimization/30965
16788 PR tree-optimization/30978
16789 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16790 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16791 (find_equivalent_equality_comparison): Likewise.
16792 (simplify_cond): Likewise.
16793 (get_prop_source_stmt): New helper.
16794 (get_prop_dest_stmt): Likewise.
16795 (can_propagate_from): Likewise.
16796 (remove_prop_source_from_use): Likewise.
16797 (combine_cond_expr_cond): Likewise.
16798 (forward_propagate_comparison): New function.
16799 (forward_propagate_into_cond): Rewrite to use fold for
16801 (tree_ssa_forward_propagate_single_use_vars): Call
16802 forward_propagate_comparison to propagate comparisons.
16804 2007-04-27 Richard Guenther <rguenther@suse.de>
16806 PR tree-optimization/31715
16807 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16808 sure to do computation on the offset in an appropriate
16811 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16813 * reload.h (elimination_target_reg_p): Declare.
16814 * reload.c (find_reloads): Don't apply the reg_rtx move
16815 optimization if the SET_DEST satisfies elimination_target_reg_p.
16816 * reload1.c (elimination_target_reg_p): New function.
16817 (gen_reload): In the move/add2 fallback, make sure that op0
16818 does not overlap the destination register.
16820 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16822 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16823 transform only GIMPLE_MODIFY_STMTs.
16824 * tree-complex.c (expand_complex_operations_1): Ditto.
16825 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16826 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16827 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16829 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16830 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16831 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16832 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16833 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16834 slpeel_add_loop_guard): Ditto.
16835 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16836 * lambda-code.c (perfect_nestify): Ditto.
16837 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16838 before the first statement.
16839 * tree-optimize.c (execute_free_datastructures): Fix comments.
16840 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16841 * tree-flow.h (disband_implicit_edges): Declaration removed.
16842 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16844 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16845 COND_EXPRs without gotos.
16846 (disband_implicit_edges, has_label_p): Removed.
16847 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16848 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16850 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16852 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16853 also for COND_EXPRs.
16854 * cfgexpand.c (label_rtx_for_bb): New function.
16855 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16856 Use label_rtx_for_bb to find the labels.
16857 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16858 last block. Detect fallthru edges.
16860 2007-04-26 Ian Lance Taylor <iant@google.com>
16863 * reload.c (find_reloads_subreg_address): If the address was valid
16864 in the original mode but not in the new mode, reload the whole
16867 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16869 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16870 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16871 (cleanup_control_expr_graph): Do not invalidate dominance info.
16872 Record altered blocks.
16873 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16874 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16875 cleanup_tree_cfg_bb): New functions.
16876 (remove_forwarder_block): Do not maintain the worklist of blocks.
16877 Record altered blocks.
16878 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16879 not over whole cfg.
16880 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16881 delete_unreachable_blocks if dominators are not available.
16882 * tree-inline.c (optimize_inline_calls): Free dominance information
16884 * tree-flow.h (remove_edge_and_dominated_blocks,
16885 cfgcleanup_altered_bbs): Altered.
16886 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16888 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16890 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16891 do not invalidate dominators.
16893 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16895 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16896 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16898 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16900 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16902 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16904 2007-04-26 Richard Guenther <rguenther@suse.de>
16906 PR tree-optimization/31703
16907 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16908 the right type for the target of the bittest.
16910 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16912 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16913 ix86_sol10_return_in_memory.
16915 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16917 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16920 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16923 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16925 PR tree-optimization/30558
16926 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16927 clear this_state.prev_try.
16929 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16930 Mark Mitchell <mark@codesourcery.com>
16932 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16933 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16934 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16936 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16939 * doc/invoke.texi (%:print-asm-header): Document.
16940 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16942 (static_spec_functions): Add print-asm-header.
16943 (main): Print a banner before the --target-help linker options.
16944 (print_asm_header_spec_function): New function.
16946 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16949 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16950 (movsf_ie): Likewise.
16952 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16954 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16956 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16958 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16959 exception for divide-by-zero.
16960 (__umodsi3, __modsi3): Likewise.
16962 2007-04-25 Dirk Mueller <dmueller@suse.de>
16964 * c-typeck.c (build_compound_expr): Annotate warning()
16965 call with OPT_Wunused_value.
16966 * tree-ssa.c (warn_uninit): Annotate warning with
16968 * c-common.c (handle_sentinel_attribute): Annotate warning
16969 call with OPT_Wattributes.
16971 2007-04-25 Thiemo Seufer <ths@mips.com>
16973 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16974 (mips16): Fix typo.
16975 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16976 on to the assembler. Improve handling of -mno-mips16. Add handling
16977 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16978 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16979 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16980 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16982 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16985 * config/i386/winnt.c (i386_pe_file_end): Strip only
16986 USER_LABEL_PREFIX when writing export name.
16988 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16990 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16991 sh/elf.h, vx-common.h and vxworks.h.
16992 * config/sh/sh.h: Include config/vxworks-dummy.h.
16993 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16994 (OVERRIDE_OPTIONS): Use it.
16995 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16996 (vxworks_picreg): New pattern.
16997 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16998 VXWORKS_OS_CPP_BUILTINS.
16999 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17000 to their VXWORKS_* equivalents.
17001 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17002 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17003 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17004 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17005 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17006 -mrtp/-fPIC multilibs.
17007 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17008 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17009 (MULTILIB_OSDIRNAMES): Delete.
17011 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17014 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17016 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17018 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17019 rounding mode to be specified by the caller.
17020 (real_to_mpfr) Likewise.
17021 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17022 include new arguments.
17023 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17025 2007-04-24 Ian Lance Taylor <iant@google.com>
17027 PR tree-optimization/31605
17028 * tree-vrp.c (set_value_range): Check that min and max are not
17029 both overflow infinities.
17030 (set_value_range_to_value): New static function.
17031 (extract_range_from_binary_expr): Call set_value_range_to_value.
17032 (extract_range_from_cond_expr): Likewise.
17033 (extract_range_from_expr): Likewise.
17034 (extract_range_from_unary_expr): Likewise. Don't create a range
17035 which overflows on both sides.
17036 (vrp_meet): Check for a useless range.
17037 (vrp_visit_phi_node): If we see a constant which looks like an
17038 overflow infinity, turn off the TREE_OVERFLOW flag.
17040 2007-04-24 Ian Lance Taylor <iant@google.com>
17042 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17044 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17046 PR diagnostic/25923
17047 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17048 diagnostic message is being built.
17049 * tree-pretty-print.c (dump_generic_node): Only write the
17050 formatted text into BUFFER's stream if we are not building a
17051 diagnostic message.
17052 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17054 * Makefile.in (toplev.o): Depend on tree-pass.h.
17056 2007-04-24 Ian Lance Taylor <iant@google.com>
17058 PR tree-optimization/31602
17059 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17060 conditionals in the copied loop header.
17061 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17062 warnings if TREE_NO_WARNING is set.
17063 * doc/invoke.texi (Warning Options): Clarify that
17064 -Wstrict-overflow does not warn about loops.
17066 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17068 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17069 expand on the comment about _Decimal128 arguments and check the
17070 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17071 that _Decimal128 argument uses even/odd register pair.
17072 (function_arg): Ditto.
17074 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17076 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17077 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17079 2007-04-24 Richard Guenther <rguenther@suse.de>
17080 Olga Golovanevsky <olga@il.ibm.com>
17082 * fold-const.c (multiple_of_p): Check for bottom
17085 2007-04-24 Richard Henderson <rth@redhat.com>
17087 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17088 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17089 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17090 looking for non-zero bits shifted out. Avoid a recursive call
17091 when constructing the scalar.
17092 (__floatundisf): Likewise.
17094 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17096 * dwarf2out.c (field_byte_offset): Move the existing logic
17097 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17098 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17100 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17103 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17104 length argument of 0 for memset.
17105 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17106 unsigned shift instead of the signed variant.
17108 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17110 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17111 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17112 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17113 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17114 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17115 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17116 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17117 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17118 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17119 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17120 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17121 "mul<mode>3", "div<mode>3"): Insn definitions added.
17122 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17123 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17124 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17125 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17126 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17127 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17128 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17129 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17130 TARGET_FLOAT_FORMAT): Macro definitions removed.
17131 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17132 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17133 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17134 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17135 (s390_gen_rtx_const_DI): Function removed.
17136 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17138 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17140 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17141 over an external ffs function.
17143 2007-04-24 Chao-ying Fu <fu@mips.com>
17144 Richard Sandiford <richard@nildram.co.uk>
17146 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17147 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17148 (smadd_widen_optab, umadd_widen_optab): Define.
17149 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17151 * genopinit.c (optabs): Fill in smadd_widen_optab and
17153 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17154 and umadd_widen_optab to implement multiply-add sequences.
17155 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17156 (<u>maddsidi4): ...this. Extend condition to include
17157 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17158 of operand 0 to "ka" and use the three-operand form of madd<u>
17160 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17162 * config/mips/constraints.md (ka): New register constraint.
17164 2007-04-24 Jan Hubicka <j@suse.cz>
17168 2007-04-23 Jan Hubicka <jh@suse.cz>
17169 * function.c (init_function_start): Don't init line number info.
17170 (expand_function_end): Update.
17171 (reset_block_changes, record_block_change, finalize_block_changes,
17172 check_block_change, free_block_changes): Kill.
17173 * function.h (reset_block_changes, record_block_change,
17174 finalize_block_changes, check_block_change, free_block_changes):
17176 (struct function): Remove ib_boundaries_block.
17177 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17178 Use curr_insn_locator to initialize locator.
17179 (emit_line_note): Remove.
17180 * cfgexpand.c (expand_gimple_cond_expr): Update.
17181 (construct_exit_block): Likewise.
17182 (tree_expand_cfg): Initialize/finalize locators.
17183 * expr.c (expand_expr_real): Update.
17184 * cfglayout.c (line_locators_locs, line_locators_lines,
17185 file_locators_locs, file_locators_files): Remove.
17186 (set_block_levels): Move to cfgexpand.c.
17187 (insn_locators_initialize): Remove.
17188 (pass_insn_locators_initialize): Remove.
17189 (locations_locators_locs, locations_locators_vals): New static vars.
17190 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17192 (insn_locators_alloc, insn_locators_finalize,
17193 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17195 (locator_location): New.
17196 (locator_line, locator_file): Rewrite.
17197 * rtl.h (emit_line_note): Kill.
17198 (insn_locators_alloc, insn_locators_finalize,
17199 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17201 * tree-inline.c (initialize_cfun): Do not initialize
17202 ib_boundaries_block.
17203 * passes.c (pass_insn_locators_initialize): Remove.
17205 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17207 * doc/invoke.texi: Removed leading '-' from option index entries.
17209 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17211 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17213 (create_phi_node): Use set_phi_nodes.
17214 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17215 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17216 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17217 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17218 (bsi_start, bsi_last): Use bb_stmt_list.
17219 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17220 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17221 Traverse the statements using tsi iterator.
17222 * basic-block.h (struct basic_block_def): Fields stmt_list
17223 and phi_nodes moved to ...
17224 (struct tree_bb_info): ... new structure.
17225 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17226 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17227 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17228 (tree_verify_flow_info): Verify that il.tree is not set for
17229 entry and exit block.
17230 (tree_split_block): Use set_bb_stmt_list.
17232 2007-04-23 Mike Stump <mrs@apple.com>
17234 * config/i386/i386.c (ix86_tune_features
17235 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17238 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17240 * config/i386/i386.md (prefix_extra): New attribute.
17241 (length): Add prefix_extra.
17243 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17244 (sse2_movntv2di): Likewise.
17245 (sse2_cvtps2dq): Likewise.
17246 (sse2_cvtpd2pi): Likewise.
17247 (sse2_cvttpd2pi): Likewise.
17248 (*sse2_cvtpd2ps): Likewise.
17249 (*add<mode>3): Likewise.
17250 (sse2_ssadd<mode>3): Likewise.
17251 (sse2_usadd<mode>3): Likewise.
17252 (*sub<mode>3): Likewise.
17253 (sse2_sssub<mode>3): Likewise.
17254 (sse2_ussub<mode>3): Likewise.
17255 (*mulv8hi3): Likewise.
17256 (*smulv8hi3_highpart): Likewise.
17257 (*umulv8hi3_highpart): Likewise.
17258 (sse2_umulv2siv2di3): Likewise.
17259 (sse2_pmaddwd): Likewise.
17260 (ashr<mode>3): Likewise.
17261 (lshr<mode>3): Likewise.
17262 (ashl<mode>3): Likewise.
17263 (sse2_ashlti3): Likewise.
17264 (sse2_lshrti3): Likewise.
17265 (*umaxv16qi3): Likewise.
17266 (*smaxv8hi3): Likewise.
17267 (*uminv16qi3): Likewise.
17268 (*sminv8hi3): Likewise.
17269 (sse2_eq<mode>3): Likewise.
17270 (sse2_gt<mode>3): Likewise.
17271 (*and<mode>3): Likewise.
17272 (sse2_nand<mode>3): Likewise.
17273 (*ior<mode>3): Likewise.
17274 (*xor<mode>3): Likewise.
17275 (sse2_packsswb): Likewise.
17276 (sse2_packssdw): Likewise.
17277 (sse2_packuswb): Likewise.
17278 (sse2_punpckhbw): Likewise.
17279 (sse2_punpcklbw): Likewise.
17280 (sse2_punpckhwd): Likewise.
17281 (sse2_punpcklwd): Likewise.
17282 (sse2_punpckhdq): Likewise.
17283 (sse2_punpckldq): Likewise.
17284 (sse2_punpckhqdq): Likewise.
17285 (sse2_punpcklqdq): Likewise.
17286 (*sse2_pinsrw): Likewise.
17287 (*sse2_pextrw): Likewise.
17288 (sse2_pshufd_1): Likewise.
17289 (sse2_uavgv16qi3): Likewise.
17290 (sse2_uavgv8hi3): Likewise.
17291 (sse2_psadbw): Likewise.
17292 (sse2_pmovmskb): Likewise.
17293 (*sse2_maskmovdqu): Likewise.
17294 (*sse2_maskmovdqu_rex64): Likewise.
17295 (sse4a_extrqi): Likewise.
17296 (sse4a_extrq): Likewise.
17297 (sse3_lddqu): Set prefix_rep.
17298 (sse3_addsubv4sf3): Likewise.
17299 (sse3_haddv4sf3): Likewise.
17300 (sse3_hsubv4sf3): Likewise.
17301 (sse_cvtss2si): Likewise.
17302 (sse_cvtss2si_2): Likewise.
17303 (sse_cvtss2siq): Likewise.
17304 (sse_cvtss2siq_2): Likewise.
17305 (sse_cvttss2si): Likewise.
17306 (sse_cvttss2siq): Likewise.
17307 (sse2_cvttps2dq): Likewise.
17308 (sse3_movshdup): Likewise.
17309 (sse3_movsldup): Likewise.
17310 (sse2_cvtsd2si): Likewise.
17311 (sse2_cvtsd2si_2): Likewise.
17312 (sse2_cvtsd2siq): Likewise.
17313 (sse2_cvtsd2siq_2): Likewise.
17314 (sse2_cvttsd2si): Likewise.
17315 (sse2_cvttsd2siq): Likewise.
17316 (*sse2_cvtpd2dq): Likewise.
17317 (*sse2_cvttpd2dq): Likewise.
17318 (sse2_pshuflw_1): Likewise.
17319 (sse2_pshufhw_1): Likewise.
17320 (sse4a_insertqi): Likewise.
17321 (sse4a_insertq): Likewise.
17322 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17323 (ssse3_phadddv4si3): Likewise.
17324 (ssse3_phaddswv8hi3): Likewise.
17325 (ssse3_phsubwv8hi3): Likewise.
17326 (ssse3_phsubdv4si3): Likewise.
17327 (ssse3_phsubswv8hi3): Likewise.
17328 (ssse3_pmaddubswv8hi3): Likewise.
17329 (ssse3_pmulhrswv8hi3): Likewise.
17330 (ssse3_pshufbv16qi3): Likewise.
17331 (ssse3_psign<mode>3): Likewise.
17332 (ssse3_palignrti): Likewise.
17333 (abs<mode>2): Likewise.
17334 (ssse3_phaddwv4hi3): Set prefix_extra.
17335 (ssse3_phadddv2si3): Likewise.
17336 (ssse3_phaddswv4hi3): Likewise.
17337 (ssse3_phsubwv4hi3): Likewise.
17338 (ssse3_phsubdv2si3): Likewise.
17339 (ssse3_phsubswv4hi3): Likewise.
17340 (ssse3_pmaddubswv4hi3): Likewise.
17341 (ssse3_pmulhrswv4hi3): Likewise.
17342 (ssse3_pshufbv8qi3): Likewise.
17343 (ssse3_psign<mode>3): Likewise.
17344 (ssse3_palignrdi): Likewise.
17345 (abs<mode>2): Likewise.
17346 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17347 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17348 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17350 2007-04-23 Nick Clifton <nickc@redhat.com>
17352 * params.def: Fix formatting of emacs local variables.
17354 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17356 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17357 move if inter-unit move isn't allowed.
17358 Don't split moving the first element of V2DI to DI to inter-unit
17359 move if inter-unit move isn't allowed.
17361 2007-04-23 Richard Guenther <rguenther@suse.de>
17363 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17364 and CDI_POST_DOMINATORS separately.
17366 2007-04-23 Nick Clifton <nickc@redhat.com>
17368 * c.opt (Wformat-contains-nul): Add warning attribute.
17370 2007-04-23 Jan Hubicka <jh@suse.cz>
17372 * function.c (init_function_start): Don't init line number info.
17373 (expand_function_end): Update.
17374 (reset_block_changes, record_block_change, finalize_block_changes,
17375 check_block_change, free_block_changes): Kill.
17376 * function.h (reset_block_changes, record_block_change,
17377 finalize_block_changes, check_block_change, free_block_changes):
17379 (struct function): Remove ib_boundaries_block.
17380 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17381 Use curr_insn_locator to initialize locator.
17382 (emit_line_note): Remove.
17383 * cfgexpand.c (expand_gimple_cond_expr): Update.
17384 (construct_exit_block): Likewise.
17385 (tree_expand_cfg): Initialize/finalize locators.
17386 * expr.c (expand_expr_real): Update.
17387 * cfglayout.c (line_locators_locs, line_locators_lines,
17388 file_locators_locs, file_locators_files): Remove.
17389 (set_block_levels): Move to cfgexpand.c.
17390 (insn_locators_initialize): Remove.
17391 (pass_insn_locators_initialize): Remove.
17392 (locations_locators_locs, locations_locators_vals): New static vars.
17393 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17395 (insn_locators_alloc, insn_locators_finalize,
17396 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17398 (locator_location): New.
17399 (locator_line, locator_file): Rewrite.
17400 * rtl.h (emit_line_note): Kill.
17401 (insn_locators_alloc, insn_locators_finalize,
17402 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17404 * tree-inline.c (initialize_cfun): Do not initialize
17405 ib_boundaries_block.
17406 * passes.c (pass_insn_locators_initialize): Remove.
17408 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17410 PR middle-end/31448
17411 * expr.c (reduce_to_bit_field_precision): Handle
17414 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17416 PR tree-optimization/24659
17417 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17418 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17419 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17420 * genopinit.c (optabs): Rename vec_pack_mod_optab
17421 to vec_pack_trunc_optab.
17422 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17423 early for scalar floating point operands for NOP_EXPR.
17424 (vectorizable_type_promotion): Ditto.
17425 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17426 vec_pack_trunc_optab.
17427 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17429 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17430 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17431 Rename from VEC_PACK_MOD_EXPR.
17432 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17433 * expr.c (expand_expr_real_1): Ditto.
17434 * tree-inline.c (estimate_num_insns_1): Ditto.
17435 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17437 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17438 (vec_unpacks_lo_v4sf): Ditto.
17439 (vec_pack_trunc_v2df): Ditto.
17440 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17441 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17442 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17444 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17446 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17448 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17449 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17450 packing of floating point operands.
17451 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17452 represent unpacking of floating point operands.
17453 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17454 [vec_unpacks_hi]: Ditto.
17455 [vec_unpacks_lo]: Ditto.
17457 2007-04-22 Jan Hubicka <jh@suse.cz>
17459 * final.c (rest_of_handle_final): Call
17460 targetm.asm_out.constructor/targetm.asm_out.destructor
17461 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17462 proper priority via decl_*_priority_insert.
17463 * c-common.c (c_expand_body): Likewise.
17465 2007-04-22 Richard Guenther <rguenther@suse.de>
17467 PR tree-optimization/29789
17468 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17469 (rewrite_reciprocal): New helper split out from
17470 determine_invariantness_stmt.
17471 (rewrite_bittest): Likewise.
17472 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17473 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17476 2007-04-22 Revital Eres <eres@il.ibm.com>
17478 * loop-unroll.c (var_to_expand): New field to support also
17479 insns of the form x = something + x.
17480 (analyze_insn_to_expand_var): Use it.
17481 (expand_var_during_unrolling): Likewise.
17483 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17485 * predict.c: Include pointer-set.h.
17486 (bb_predictions): New variable.
17487 (tree_predicted_by_p, tree_predict_edge,
17488 remove_predictions_associated_with_edge): Use bb_predictions map
17489 instead of bb->predictions.
17490 (clear_bb_predictions, assert_is_empty): New functions.
17491 (combine_predictions_for_bb): Use bb_predictions map. Call
17492 clear_bb_predictions.
17493 (tree_estimate_probability): Create and free bb_predictions map.
17494 * Makefile.in (predict.o): Add pointer-set.h dependency.
17495 * basic-block.h (struct basic_block_def): Remove predictions
17497 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17499 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17502 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17505 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17507 * timevar.c (timevar_print): Change reference of --disable-checking to
17508 --enable-checking=release. Also warn if assert checking is disabled.
17510 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17513 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17514 decl as addressable if the compound literal was marked as
17516 Mark the decl as a gimple register if it is a complex or
17517 vector decl and does not live in memory.
17519 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17521 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17522 (GENERIC_NEXT): New function macro.
17523 (PHI_CHAIN): Use phi_node's new chain variable.
17524 (tree_phi_node): Change tree_common to tree_base
17525 and add the chain field.
17526 * tree-phinodes.c (make_phi_node): Don't set
17527 TREE_TYPE on the new node.
17528 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17529 instead of checking GIMPLE_TUPLE_P in chain_next.
17530 * tree-vect-transform.c
17531 (get_initial_def_for_induction): Look at
17532 PHI_RESULT_TREE for the type of the phi node.
17533 (update_vuses_to_preheader): Use PHI_CHAIN
17534 instead of TREE_CHAIN on the phi node.
17535 * tree-ssa-structalias.c (compute_points_to_sets):
17537 (ipa_pta_execute): Likewise.
17539 2007-04-21 Richard Guenther <rguenther@suse.de>
17541 PR middle-end/31136
17542 * fold-const.c (fold_unary): Call fold_convert_const on the
17545 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17547 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17548 (store_killed_in_pat): New.
17550 2007-04-20 Richard Henderson <rth@redhat.com>
17553 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17554 TREE_LIST with a void_type_node value, not void_list_node exactly.
17556 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17558 * doc/standards.texi: Re-arrange into language-specific
17559 subsections. Add a C++ section, documenting which standards we
17562 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17564 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17565 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17567 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17569 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17570 ecrti.o and crtbegin.o.
17571 (LIB_DEFAULT_SPEC): Include -lc.
17572 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17574 2007-04-20 Richard Henderson <rth@redhat.com>
17577 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17578 argument; update all callers.
17579 (get_unaligned_offset): New.
17580 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17581 get_unaligned_address, just pass on the address directly.
17582 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17583 the subreg in the helper patterns.
17584 (unaligned_extendqidi_le): Use get_unaligned_offset.
17585 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17586 (unaligned_extendhidi_be): Likewise.
17587 (unaligned_extendhidi): Tidy.
17588 * config/alpha/alpha-protos.h: Update.
17590 2007-04-20 Richard Henderson <rth@redhat.com>
17592 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17593 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17594 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17595 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17596 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17597 (CPP_SPEC): Don't include %(cpp_subtarget).
17598 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17599 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17600 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17602 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17604 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17605 for __builtin_ia32_cmpordss.
17607 PR tree-optimization/31632
17608 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17609 and arg1 for optimizations of comparison against min/max values.
17610 Fold arg0 to arg1's type for optimizations of comparison against
17611 min+1 and max-1 values.
17613 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17615 * reload.c (combine_reloads): When trying to use a dying register,
17616 check whether it's uninitialized and don't use if so.
17618 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17620 * fold-const.c: Remove prototypes for native_encode_expr and
17621 native_interpret_expr.
17622 (native_encode_expr): Make non-static.
17623 (native_interpret_expr): Likewise.
17624 * tree.h: Add prototypes for the above.
17626 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17628 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17629 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17630 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17631 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17632 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17633 Add length attributes.
17635 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17637 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17640 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17641 __STDC_WANT_DEC_FP__.
17643 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17645 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17646 for long double compatibility.
17647 * configure: Regenerate.
17649 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17651 PR rtl-optimization/29841
17652 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17654 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17655 that may cause control flow transfer from being moved.
17657 2007-04-18 Jan Hubicka <jh@suse.cz>
17659 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17662 2007-04-18 Eric Christopher <echristo@apple.com>
17664 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17665 only. Update operands.
17666 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17667 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17668 link register to pic register.
17670 2007-04-18 Dirk Mueller <dmueller@suse.de>
17672 PR diagnostic/31227
17673 * tree-vrp.c (search_for_addr_array): New.
17674 (check_array_bounds): Suppress warning about
17675 address taken of array refs if its not de-referenced.
17677 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17679 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17680 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17682 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17683 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17684 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17686 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17688 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17690 (vect_analyze_scalar_cycles): Fix indentation.
17691 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17692 (vect_mark_relevant): Include phis in relevance analysis.
17694 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17696 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17698 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17699 output_operand_lossage().
17701 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17703 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17704 the unused code for reduction without adjust-in-epilog to simplify the
17707 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17709 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17710 (S390_TDC_NEGATIVE_ZERO): New constant.
17711 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17712 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17713 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17714 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17715 (S390_TDC_POSITIVE_INFINITY): New constant.
17716 (S390_TDC_NEGATIVE_INFINITY): New constant.
17717 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17718 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17719 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17720 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17721 (S390_TDC_INFINITY): New constant.
17722 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17723 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17724 optimization for UNSPEC_CCZ_TO_INT.
17725 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17726 ("*ccz_to_int"): New insn.
17727 ("isinf<mode>2"): New insn.
17728 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17729 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17730 (UNSPEC_CCZ_TO_INT): New constant.
17732 2007-04-18 Richard Guenther <rguenther@suse.de>
17734 PR tree-optimization/19431
17735 PR tree-optimization/21463
17736 * tree-pass.h (pass_phiprop): Declare.
17737 * passes.c (init_optimization_passes): New phiprop pass.
17738 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17739 (phivn_valid_p): New helper function.
17740 (phiprop_insert_phi): Likewise.
17741 (propagate_with_phi): Likewise.
17742 (tree_ssa_phiprop): New propagator propagating loads
17743 through phi nodes if profitable.
17745 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17747 * tree-vect-analyze.c (process_use): New function.
17748 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17749 Check phis in all bbs.
17750 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17753 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17755 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17758 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17761 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17764 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17766 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17768 (sse_vmmulv4sf3): Likewise.
17769 (sse2_vmaddv2df3): Likewise.
17770 (sse2_vmmulv2df3): Likewise.
17772 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17774 PR rtl-optimization/31360
17775 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17776 (target_reg_cost): New.
17777 (init_set_costs): Initialize target_reg_cost. Add comments
17778 regarding the rationale of the costs.
17779 (global_cost_for_size): Renamed to...
17780 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17781 of register pressure.
17782 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17783 estimate_reg_pressure_cost. Add number of ivs.
17784 (determine_set_costs): Dump target_reg_cost.
17785 * loop-invariant.c (gain_for_invariant): Use
17786 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17787 (best_gain_for_invariant, find_invariants_to_move): Remove
17789 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17790 (target_reg_cost): Declare.
17791 (global_cost_for_size): Declaration removed.
17792 (estimate_reg_pressure_cost): Declare.
17794 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17796 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17797 regnos into even/odd register pairs.
17798 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17799 TDmode similar to the other floating point modes.
17800 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17801 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17803 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17804 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17805 (movdd_hardfloat64): Use TARGET_MFPGPR.
17807 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17809 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17812 2005-01-05 Richard Henderson <rth@redhat.com>
17814 * reload1.c (do_input_reload): Restrict the optimization deleteing
17815 a previous output reload to RELOAD_FOR_INPUT.
17817 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17819 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17820 induc_vec_info_type.
17821 (vectorizable_induction): New function declaration.
17822 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17823 check if already vectorized. Find first place in BB where new stmts
17824 can be inserted. Takes only one argument.
17825 (vectorizable_induction): New function.
17826 (vect_transform_stmt): Add case for induc_vec_info_type to call
17827 vectorizable_induction.
17828 (vect_transform_loop): Consider phis for vectorization.
17829 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17831 (analyze_operations): Call vectorizable_induction when analyzing phis.
17833 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17834 (vect_mark_relevant): Include phis in relevance analysis.
17835 (vect_mark_stmts_to_be_vectorize): Likewise.
17836 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17838 2007-04-16 Lawrence Crowl <crowl@google.com>
17840 * doc/invoke.texi (Debugging Options): Add documentation for the
17841 -femit-struct-debug options -femit-struct-debug-baseonly,
17842 -femit-struct-debug-reduced, and
17843 -femit-struct-debug-detailed[=...].
17845 * c-opts.c (c_common_handle_option): Add
17846 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17847 and OPT_femit_struct_debug_detailed_.
17848 * c.opt: Add specifications for
17849 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17850 and -femit-struct-debug-detailed[=...].
17851 * opts.c (set_struct_debug_option): Parse the
17852 -femit-struct-debug-... options.
17853 * opts.c (matches_main_base, main_input_basename,
17854 main_input_baselength, base_of_path, matches_main_base): Add
17855 variables and functions to compare header base name to compilation
17857 * opts.c (should_emit_struct_debug): Add to determine to emit a
17858 structure based on the option.
17859 (dump_struct_debug) Also disabled function to debug this
17861 * opts.c (handle_options): Save the base name of the
17864 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17865 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17866 This hook indicates if a type is generic. Set it by default
17867 to "never generic".
17868 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17869 to determine if a struct type is generic or not.
17870 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17871 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17872 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17873 with live C++ hook.
17875 * flags.h (enum debug_info_usage): Add an enumeration to describe
17876 a program's use of a structure type.
17877 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17878 to indicate the program's usage of the type. Filter structs based
17879 on the -femit-struct-debug-... specification.
17880 (gen_type_die): Split into two routines, gen_type_die and
17881 gen_type_die_with_usage. gen_type_die is now a wrapper
17882 that assumes direct usage.
17883 (gen_type_die_with_usage): Replace calls to gen_type_die
17884 with gen_type_die_with_usage adding the program usage of
17885 the referenced type.
17886 (dwarf2out_imported_module_or_decl): Suppress struct debug
17887 information using should_emit_struct_debug when appropriate.
17889 2007-04-16 Ian Lance Taylor <iant@google.com>
17891 PR tree-optimization/31522
17892 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17893 (vrp_initialize): Allocate vr_phi_edge_counts.
17894 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17895 executable edge. Drop test for all constants.
17896 (vrp_finalize): Free vrp_phi_edge_counts.
17898 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17899 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17901 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17902 predecessors at head rather than tail.
17904 2007-04-16 Matthias Klose <doko@debian.org>
17906 * config/alpha/linux.h (CPP_SPEC): Define.
17907 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17909 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17911 * function.h: Remove sequence_stack extern declaration.
17913 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17915 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17917 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17920 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17922 * config/avr/avr.c (avr_arch_types): Rearranging array.
17923 (enum avr_arch): Add.
17924 (avr_mcu_types): Use avr_arch enumeration constants instead of
17926 * config/avr/avr.h (LINK_SPEC): Simplify.
17928 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17930 * config/m68k/m68k.c (m68k_libcall_value,
17931 m68k_function_value): Use macros for register names more.
17933 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17935 (M68K_REGNAME): Use A6_REG.
17936 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17938 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17940 PR middle-end/28071
17941 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17942 'pending_read_list_length' and 'pending_write_list_length'. Update
17944 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17945 to handle two length counters instead of one. Update all uses.
17946 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17947 two length counters instead of one.
17948 * sched-rgn.c (propagate_deps): Update to handle two length counters
17951 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17954 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17955 copy of source, pass it to ix86_expand_vector_set and return
17958 2007-04-16 David Ung <davidu@mips.com>
17959 Joseph Myers <joseph@codesourcery.com>
17961 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17962 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17963 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17964 Add 74K processor information.
17965 * config/mips/mips.md: Include 74k.md.
17966 (cpu): Add 74kc,74kf,74kx.
17967 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17968 * config/mips/74k.md: New.
17969 * doc/invoke.texi (MIPS Options): Document 74K support.
17971 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17973 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17974 vectorizable_* functions.
17975 * tree-vect-transform.c (vectorizable_call): Add check for
17976 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17977 (vectorizable_store): likewise.
17978 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17980 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17981 (vectorizable_type_promotion, vectorizable_load): Likewise.
17982 (vectorizable_live_operation, vectorizable_condition): Likewise.
17983 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17985 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17987 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17989 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17990 register numbers more.
17991 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17992 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17993 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17994 FUNCTION_VALUE_REGNO_P): Likewise.
17995 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17996 STATIC_CHAIN_REGNUM): Likewise.
17997 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17998 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17999 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18000 * config/m68k/m68k.md (FP_REG): New.
18002 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18004 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18007 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18009 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18010 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18013 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18015 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18018 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18021 * c-decl.c (finish_decl): Grab the type of the decl after the call
18022 to store_init_value.
18024 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18026 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18028 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18031 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18032 dominators, post dominators and cleanup cfg before returning.
18034 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18036 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18037 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18039 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18041 * config.gcc: Recognize fido.
18042 * config/m68k/m68k-devices.def (fidoa): New.
18043 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18045 (FL_FIDOA, TARGET_FIDOA): New.
18046 * config/m68k/m68k.opt (mfidoa): New.
18048 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18050 PR middle-end/31322
18051 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18052 when a personality function is used.
18054 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18056 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18058 2007-04-13 Mike Stump <mrs@apple.com>
18060 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18062 * config/darwin.opt (fapple-kext): Make C++ only.
18063 * config/darwin.c (darwin_override_options): Remove code to ensure
18064 -fapple-kext is given for C++ only.
18066 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18068 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18069 * config/mips/mips.c (override_options): Call
18070 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18072 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18074 * config/i386/i386.opt (msvr3-shlib): Removed.
18076 * doc/invoke.texi: Remove -msvr3-shlib.
18078 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18080 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18081 with "popcnt" instruction.
18083 2007-04-13 Richard Guenther <rguenther@suse.de>
18085 PR tree-optimization/21258
18086 * tree-vrp.c (compare_case_labels): New helper.
18087 (find_switch_asserts): New function.
18088 (find_assert_locations): Call it for SWITCH_EXPRs.
18090 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18092 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18093 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18094 check is now implied in X87_FLOAT_MODE_P.
18095 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18096 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18097 (fix_trunc<mode>_i386_fisttp): Ditto.
18098 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18099 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18100 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18101 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18102 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18103 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18104 (unnamed_splitters): Ditto.
18105 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18106 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18107 FIRST_SSE_REG for local functions when SSE math is enabled or
18108 for functions with sseregparm attribute.
18109 (standard_80387_constant_p): Return -1 if mode is not
18111 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18112 (ix86_expand_compare): Ditto.
18113 (ix86_expand_carry_flag_compare): Ditto.
18114 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18115 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18116 DECIMAL_FLOAT_MODE_P.
18117 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18118 of SCALAR_FLOAT_MODE_P.
18119 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18120 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18121 checks before FLOAT_MODE_P.
18122 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18123 before FLOAT_MODE_P.
18128 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18130 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18131 Charles Wilson <libtool@cwilson.fastmail.fm>
18133 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18134 (libgcc.mvars): Don't depend on them.
18135 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18136 * exec-tool.in: New.
18138 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18140 * doc/invoke.text (--help): Document --help=common.
18142 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18144 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18146 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18148 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18149 * genemit.c (main): Emit #include "integrate.h".
18150 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18151 (LOADGP_RTP): New mips_loadgp_style.
18152 * config/mips/mips.h: Include config/vxworks-dummy.h.
18153 (TARGET_RTP_PIC): New macro.
18154 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18155 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18156 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18157 for TARGET_RTP_PIC.
18158 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18159 -mvxworks-pic when using -mrtp and a PIC option.
18160 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18162 (mips_symbolic_constant_p, mips_symbolic_address_p)
18163 (mips_symbol_insns): Handle SYMBOL_HALF.
18164 (override_options): Warn about -G and -mrtp being used together.
18165 Initialize mips_lo_relocs[SYMBOL_HALF].
18166 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18167 (mips_emit_loadgp): Handle LOADGP_RTP.
18168 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18169 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18170 (tablejump): Handle function-relative case table entries if
18172 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18174 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18176 * config/mips/mips.md (load_call<mode>): Allow any general register.
18178 (sibcall_value_internal, sibcall_value_multiple_internal)
18179 (call_value_internal, call_value_split, call_value_multiple_internal)
18180 (call_value_multiple_split): Remove constraints from operand 0.
18182 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18184 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18185 rather than loadgp_noshared.
18186 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18187 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18189 * config/mips/mips.md (loadgp): Rename to...
18190 (loadgp_newabi): ...this.
18191 (loadgp_noshared): Rename to...
18192 (loadgp_absolute): ...this.
18194 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18196 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18197 false for locally-binding symbols.
18198 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18200 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18202 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18203 (SYMBOL_GOT_PAGE_OFST): ...this.
18204 (SYMBOL_GOT_GLOBAL): Rename to...
18205 (SYMBOL_GOT_DISP): ...this.
18206 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18207 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18208 * config/mips/mips.c (mips_global_symbol_p): New function.
18209 (mips_symbol_binds_local_p): Likewise.
18210 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18211 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18212 mips_global_symbol_p and mips_symbol_binds_local_p.
18213 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18214 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18215 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18216 SYMBOL_GOTOFF_DISP.
18217 (mips_ok_for_lazy_binding_p): New function.
18218 (mips_load_call_address, mips_expand_call): Use it.
18219 (mips_dangerous_for_la25_p): Likewise.
18220 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18221 (*got_disp<mode>): Use got_disp_operand instead of
18222 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18223 SYMBOL_GOTOFF_GLOBAL.
18224 (*got_page<mode>): Use got_page_ofst_operand instead of
18226 * config/mips/predicates.md (const_call_insn_operand): Use
18227 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18228 (global_got_operand): Rename to...
18229 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18231 (local_got_operand): Rename to...
18232 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18233 of SYMBOL_GOT_LOCAL.
18235 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18237 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18238 TARGET_CALL_CLOBBERED_GP.
18239 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18240 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18241 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18242 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18243 of TARGET_ABICALLS && !TARGET_NEWABI.
18244 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18245 * config/mips/mips.c (mips_load_call_address): Check
18246 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18247 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18248 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18249 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18250 TARGET_ABICALLS && TARGET_NEWABI.
18251 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18253 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18254 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18255 TARGET_ABICALLS && TARGET_NEWABI.
18256 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18257 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18258 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18259 whether indirect calls must use $25.
18260 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18262 * config/mips/mips.md (jal_macro): Check flag_pic and
18263 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18264 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18265 instead of TARGET_ABICALLS.
18266 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18267 TARGET_ABICALLS && TARGET_OLDABI.
18268 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18269 (sibcall): In the comment above the define_insn, mention
18270 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18271 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18272 instead of TARGET_ABICALLS.
18274 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18276 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18277 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18278 (MACFLAGS_MATCH_P): New macro.
18279 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18280 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18281 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18282 the other MACFLAG constants.
18283 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18284 (flag_machi): Tighten constraints. Renumber some of the operands.
18285 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18287 (flag_machi_parts_acconly): New pattern.
18288 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18290 (flag_macinit1hi): Tighten constraints.
18291 (flag_mul_macv2hi_parts_acconly): New pattern.
18293 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18294 Use a more efficient implementation.
18295 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18296 inline sequences when not optimizing for size.
18298 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18299 movhi_high2low): Delete, merge functionality into...
18300 (packv2hi): ... this pattern.
18302 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18303 * config/bfin/bfin.opt (msim): New option.
18304 (mcpu=): New option.
18305 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18306 (bfin_cpu_t): Typedef of enum bfin_cpu.
18307 (bfin_cpu_type): New declaration.
18308 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18309 -msim and -mcpu= options.
18310 (LIB_SPEC): Likewise.
18311 * config/bfin/bfin.c (bfin_cpu_type): Define.
18312 (bfin_handle_option): Handle -mcpu= option.
18313 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18314 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18315 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18317 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18319 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18320 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18321 (powerpc-wrs-vxworksae): Use ${tm_file}.
18322 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18323 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18324 * config/i386/vx-common.h: New file.
18326 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18328 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18331 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18333 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18336 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18340 * c-common.c (c_build_qualified_type): Set canonical type
18343 2007-04-12 Richard Guenther <rguenther@suse.de>
18345 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18346 lower bound and element size if lower bound is not zero
18347 or either of the ARRAY_REF operands is set.
18349 2007-04-12 Richard Guenther <rguenther@suse.de>
18351 PR tree-optimization/24689
18352 PR tree-optimization/31307
18353 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18355 * gimplify.c (canonicalize_addr_expr): To be consistent with
18356 gimplify_compound_lval only set operands two and three of
18357 ARRAY_REFs if they are not gimple_min_invariant. This makes
18358 it never at this place.
18359 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18361 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18363 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18364 null before emitting a .nsubspa directive.
18366 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18368 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18369 need_to_partition_p if there are no memory statements in the
18372 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18374 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18375 (gcd_of_steps_may_divide_p): New function.
18376 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18378 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18380 * reload.c (find_reloads_toplev, find_reloads_address,
18381 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18382 not a pointer equality test, to decide if we need to call
18383 push_reg_equiv_alt_mem.
18385 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18387 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18388 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18390 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18392 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18394 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18395 vector to be positive.
18397 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18401 * doc/invoke.texi: Document --params max-aliased-vops and
18403 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18404 debug_memory_partitions): Move to tree-flow.h
18405 * params.h (AVG_ALIASED_VOPS): Define.
18406 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18408 (mp_info_t): Likewise.
18409 (get_mem_sym_stats_for): New.
18410 (set_memory_partition): Move from tree-flow-inline.h.
18411 (mark_non_addressable): Only clear the set of symbols for the
18412 partition if it exists.
18413 (dump_memory_partitions): Move from tree-ssa-operands.c
18414 (debug_memory_partitions): Likewise.
18415 (need_to_partition_p): New.
18416 (dump_mem_ref_stats): New.
18417 (debug_mem_ref_stats): New.
18418 (dump_mem_sym_stats): New.
18419 (debug_mem_sym_stats): New.
18420 (update_mem_sym_stats_from_stmt): New.
18421 (compare_mp_info_entries): New.
18422 (mp_info_cmp): Call it.
18423 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18425 (get_mpt_for): Move from tree-ssa-operands.c.
18426 (find_partition_for): New.
18427 (create_partition_for): Remove.
18428 (estimate_vop_reduction): New.
18429 (update_reference_counts): New.
18430 (build_mp_info): New.
18431 (compute_memory_partitions): Refactor.
18432 Document new heuristic.
18433 Call build_mp_info, update_reference_counts,
18434 find_partition_for and estimate_vop_reduction.
18435 (compute_may_aliases): Populate virtual operands before
18436 calling debugging dumps.
18437 (delete_mem_sym_stats): New.
18438 (delete_mem_ref_stats): New.
18439 (init_mem_ref_stats): New.
18440 (init_alias_info): Call it.
18441 (maybe_create_global_var): Remove alias_info argument.
18442 Get number of call sites and number of pure/const call sites
18443 from gimple_mem_ref_stats().
18444 (dump_alias_info): Call dump_memory_partitions first.
18445 (dump_points_to_info_for): Show how many times a pointer has
18447 * opts.c (decode_options): For -O2 set --param
18448 max-aliased-vops to 500.
18449 For -O3 set --param max-aliased-vops to 1000 and --param
18450 avg-aliased-vops to 3.
18451 * fortran/options.c (gfc_init_options): Remove assignment to
18453 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18454 * tree-dfa.c (dump_variable): Dump memory reference
18456 Dump NO_ALIAS* settings.
18457 (referenced_var_lookup): Tidy.
18458 (mem_sym_stats): New.
18459 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18460 and ORIG are different SSA names for a memory partition.
18461 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18462 * tree-flow.h (struct mem_sym_stats_d): Define.
18463 (mem_sym_stats_t): Define.
18464 (struct mem_ref_stats_d): Define.
18465 (struct gimple_df): Add field mem_ref_stats.
18466 (enum noalias_state): Define.
18467 (struct var_ann_d): Add bitfield noalias_state.
18468 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18469 debug_mem_ref_stats, debug_memory_partitions,
18470 debug_mem_sym_stats): Declare.
18471 * tree-ssa-structalias.c (update_alias_info): Update call
18472 sites, pure/const call sites and asm sites in structure
18473 returned by gimple_mem_ref_stats.
18474 Remove local variable IS_POTENTIAL_DEREF.
18475 Increase NUM_DEREFS if the memory expression is a potential
18477 Call update_mem_sym_stats_from_stmt.
18478 If the memory references memory, call
18479 update_mem_sym_stats_from_stmt for all the direct memory
18480 symbol references found.
18481 (intra_create_variable_infos): Set noalias_state field for
18482 pointer arguments according to the value of
18483 flag_argument_noalias.
18484 * tree-ssa-structalias.h (struct alias_info): Remove fields
18485 num_calls_found and num_pure_const_calls_found.
18486 (update_mem_sym_stats_from_stmt): Declare.
18487 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18488 Set default value to 100.
18489 (PARAM_AVG_ALIASED_VOPS): Define.
18491 2007-04-11 Richard Guenther <rguenther@suse.de>
18493 PR middle-end/31530
18494 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18495 a * -b + c as c - a * b if we honor sign dependent rounding.
18497 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18499 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18500 bfin_expand_strmov.
18501 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18502 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18504 (initialize_trampoline): Don't use old-style function definition.
18505 (bfin_secondary_reload): Mark IN_P argument as unused.
18507 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18509 PR tree-optimization/31343
18510 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18511 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18512 * testsuite/gcc.dg/vect/pr31343.c: New.
18514 2007-04-10 Eric Christopher <echristo@apple.com>
18516 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18517 * config/i386/i386.md (*cmpfp0): Use.
18518 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18519 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18520 (fix_trunc<mode>_i386_fisttp): Ditto.
18521 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18522 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18523 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18524 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18525 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18526 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18527 (unnamed_splitters): Ditto.
18528 * config/i386/i386.c (output_fix_trunc): Assert that
18529 we're not being passed a TFmode operand.
18531 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18533 PR tree-optimization/31526
18534 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18535 n_basic_blocks to find newly added blocks.
18537 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18539 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18541 (fix_trunc<mode>si_sse): Ditto.
18542 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18543 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18544 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18545 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18546 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18547 expander using SSEMODEF mode macro.
18548 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18549 expander using SSEMODEF mode macro.
18550 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18551 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18552 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18553 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18554 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18555 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18556 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18557 Macroize insn using X87MODEF mode macro.
18559 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18561 * config/i386/sse.md (sse2_pinsrw): Removed.
18562 (sse2_pextrw): Renamed to ...
18563 (*sse2_pextrw): This.
18565 2007-04-09 Jan Hubicka <jh@suse.cz>
18568 * config/i386/sse.md
18569 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18570 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18571 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18572 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18574 2007-04-09 Jan Hubicka <jh@suse.cz>
18576 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18577 multiple fields of union.
18579 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18581 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18582 (create_preheaders): Check that loops are available.
18583 (fix_loop_structure): Clean up, improve comments.
18584 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18585 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18587 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18588 * predict.c (tree_estimate_probability): Do not call
18589 calculate_dominance_info. Call create_preheaders.
18590 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18591 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18593 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18594 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18595 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18596 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18599 2007-04-08 Jan Hubicka <jh@suse.cz>
18601 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18602 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18603 * fold-const.c (fold_unary): Use it.
18605 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18607 * varasm.c (assemble_variable): Remove call to
18608 lang_hooks.decls.prepare_assemble_variable.
18609 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18610 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18611 * langhooks.h (lang_hooks_for_decls): Remove
18612 prepare_assemble_variable.
18614 2007-04-08 Mike Stump <mrs@apple.com>
18616 * config/i386/i386.c: Use inc/dec on Core2.
18618 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18620 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18621 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18622 lhd_tree_inlining_end_inlining): Remove.
18623 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18624 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18625 end_inlining hooks.
18626 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18627 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18628 lhd_tree_inlining_end_inlining): Remove prototypes.
18629 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18630 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18631 LANG_HOOKS_TREE_INLINING_START_INLINING,
18632 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18634 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18637 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18640 * config/avr/predicates.md (io_address_operand): Delete predicate.
18641 (low_io_address_operand): Don't use 'mode' argument.
18642 (higth_io_address_operand): Rename ...
18643 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18644 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18647 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18649 Revert change removing staticp.
18651 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18654 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18657 2007-04-07 Bruce Korb <bkorb@gnu.org>
18659 * c.opt: Add -Wformat-contains-nul.
18660 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18662 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18663 the NUL byte warning.
18665 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18667 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18669 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18671 * tree.c (staticp): No longer use staticp langhook.
18672 * langhooks.c (lhd_staticp): Removed.
18673 * langhooks.h (struct lang_hooks): Remove staticp.
18674 * c-common.c (c_staticp): Remove.
18675 * c-common.h (c_staticp): Ditto.
18676 * langhooks-defs.h (lhd_staticp): Ditto.
18677 (LHD_HOOKS_STATICP): Ditto
18678 * tree.h (gcc_assert_lowered): New macro.
18680 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18682 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18683 argument "reliable".
18684 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18685 Add argument "reliable". Propagate it through calls.
18686 (infer_loop_bounds_from_undefined): Derive number of iterations
18687 estimates from references in blocks that do not dominate loop latch.
18688 (gcov_type_to_double_int): New function.
18689 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18690 and expected_loop_iterations_unbounded.
18691 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18692 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18693 * tree-data-ref.c (estimated_loop_iterations): Export.
18694 (get_references_in_stmt): Fix -- do not return addresses of local
18696 * cfgloop.h (expected_loop_iterations_unbounded,
18697 estimated_loop_iterations): Declare.
18699 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18701 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18703 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18705 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18706 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18707 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18708 Use output_387_reg_move().
18709 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18710 expander using X87MODEF12 mode macro.
18711 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18712 choosing register preferences. Use output_387_reg_move().
18713 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18714 instead of "x". Use output_387_reg_move().
18715 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18716 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18717 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18718 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18719 Use output_387_reg_move().
18720 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18722 (*truncxf?f_i387 splitter): Ditto.
18724 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18726 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18727 LANG_HOOKS_SAFE_FROM_P.
18728 * expr.c (safe_from_p): Remove langhook call.
18729 * langhooks.h (lang_hooks): Remove safe_from_p.
18730 (lhd_safe_from_p): Remove prototype.
18731 * langhooks.c (lhd_safe_from_p): Remove.
18733 2007-04-06 Jan Hubicka <jh@suse.cz>
18735 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18738 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18741 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18742 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18743 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18745 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18746 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18748 2007-04-05 Richard Henderson <rth@redhat.com>
18750 * config/alpha/alpha.c (print_operand) [+]: Remove.
18751 (alpha_end_function): Print nop if call at end of function.
18752 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18753 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18754 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18755 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18756 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18757 the call pattern. Update peepholes to match.
18759 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18761 * doc/extend.texi (Other Builtins): Add decimal float variants
18763 * builtins.def: Ditto.
18764 * builtins.c (expand_builtin): Ditto.
18766 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18767 H.J. Lu <hongjiu.lu@intel.com>
18770 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18771 of V8HImode when calling ix86_binary_operator_ok.
18772 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18773 (sdot_prodv8hi): Operands 1 and 2 must be register.
18775 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18777 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18778 initialize align to silence bogus warning.
18780 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18782 PR middle-end/22156
18783 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18785 (struct sra_walk_fns): Remove use_all parameter from use.
18786 (sra_hash_tree): Handle BIT_FIELD_REFs.
18787 (sra_elt_hash): Don't hash bitfld blocks.
18788 (sra_elt_eq): Skip them in parent compares as well. Handle
18790 (sra_walk_expr): Don't maintain or pass down use_all_p.
18791 (scan_use): Remove use_all parameter.
18792 (scalarize_use): Likewise. Re-expand assignment to
18793 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18794 output, and re-scalarize after output. Don't mark anything
18796 (scalarize_ldst): Adjust.
18797 (scalarize_walk_gimple_modify_statement): Likewise.
18798 (build_element_name_1): Handle BIT_FIELD_REFs.
18799 (instantiate_element): Don't warn for any element whose parent
18800 is used as a whole.
18801 (instantiate_missing_elements_1): Return the sra_elt.
18802 (canon_type_for_field): New.
18803 (try_instantiate_multiple_fields): New.
18804 (instantiate_missing_elemnts): Use them.
18805 (mark_no_warning): Removed.
18806 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18807 (REPLDUP, sra_build_elt_assignment): New.
18808 (generate_copy_inout): Use them.
18809 (generate_element_copy): Likewise. Handle bitfld differences.
18810 (generate_element_zero): Don't recurse for blocks. Use
18811 sra_build_elt_assignment.
18812 (generate_one_element_int): Take elt instead of var. Use
18813 sra_build_elt_assignment.
18814 (generate_element_init_1): Adjust.
18815 (scalarize_use, scalarize_copy): Use REPLDUP.
18816 (scalarize_ldst): Move assert before dereference.
18817 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18819 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18821 * regmove.c: Fix unused variable warnings due to previous commit.
18823 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18825 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18826 (regmove_bb_head): Remove.
18827 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18828 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18829 problems with fixup_match_1.
18830 Don't initialize/free regmove_bb_head.
18832 (reg_is_remote_constant_p): If an insn is in the same basic block
18833 but not before INSN, consider it remote, too.
18835 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18838 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18839 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18841 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18843 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18844 (CONDITIONAL_REGISTER_USAGE): Likewise.
18846 2007-04-04 Richard Henderson <rth@redhat.com>
18848 * config/alpha/lib1funcs.asm: Remove unused file.
18850 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18853 * opts.c (print_specific_help): Fix --help=<language>
18855 (common_handle_option): Support --help=common.
18857 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18860 * gcc.c (main): Do not run the linker if
18861 print_subprocess_help indicates that it shouldn't be
18864 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18867 * doc/invoke.texi (--help=): Document <languages> value, fix
18868 formatting in tables of values.
18870 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18872 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18873 dllimport attribute of virtual methods.
18875 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18877 * config/score/crti.asm: Change _bss_start to __bss_start.
18878 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18879 (OUTGOING_REG_PARM_STACK_SPACE) update.
18880 * config/score/score.opt: add options to make backend support
18881 score5, score5u, score7 and score7d.
18882 * config/score/score.md: Likewise.
18883 * config/score/misc.md: Likewise.
18884 * config/score/mac.md: Likewise.
18885 * doc/invoke.texi: Likewise.
18886 * doc/md.texi: update constraints define.
18888 2007-04-03 Richard Henderson <rth@redhat.com>
18890 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18891 an appropriate type, use the mode instead.
18893 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18895 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18896 Set the default --with-arch setting to mips2.
18897 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18898 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18899 (MULTILIB_OSDIRNAMES): Delete.
18900 (MULTILIB_DIRNAMES): Define.
18901 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18902 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18903 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18904 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18905 VXWORKS_OS_CPP_BUILTINS.
18906 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18907 (MIPS_DEBUGGING_INFO): Undefine.
18908 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18910 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18912 PR middle-end/30704
18913 * fold-const.c (native_encode_real): Encode real.c provided longs
18914 as a series of 32-bit native integers.
18915 (native_interpret_real): Interpret buffer as a series of 32-bit
18918 2007-04-03 Richard Guenther <rguenther@suse.de>
18920 * genpreds.c (write_insn_constraint_len): Write function
18921 optimized for CONSTRAINT_LEN implementation.
18922 (write_tm_preds_h): Output insn_constraint_len inline and
18923 use it for CONSTRAINT_LEN.
18924 (write_insn_preds_c): Don't output insn_constraint_len.
18925 * doc/md.texi (define_register_constraint): Document multi-letter
18926 constraints shall have the same length if they start with the same
18929 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18932 * config/i386/i386.md (isinf<mode>2): Expand only when
18933 TARGET_C99_FUNCTIONS is set.
18935 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18937 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18938 (x86_64-*-linux*): Ditto.
18939 * config/i386/i386.opt (mpc): New option.
18940 * config/i386/i386.c (overrride_options): Handle
18941 ix87_precision_string.
18942 * config/i386/crtprec.c: New file.
18943 * config/i386/t-crtpc: Ditto.
18944 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18945 and -mpc80 options.
18946 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18947 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18948 crtprec32.o, crtprec64.o and crtprec80.o.
18950 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18951 and -mpc80 options.
18952 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18954 2007-04-02 Eric Christopher <echristo@apple.com>
18956 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18957 limitations on darwin.
18959 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18962 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18964 2007-04-02 Dave Korn <dave.korn@artimi.com>
18966 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18968 2007-04-02 Dave Korn <dave.korn@artimi.com>
18970 * libgcc2.h (exception_descriptor): Don't forward-declare.
18971 (__get_eh_table_language, __get_eh_table_version): Delete
18972 prototypes of long-dead functions.
18974 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18976 * ebitmap.h: New file
18977 * ebitmap.c: New file
18978 * Makefile.in (ebitmap.o): New target.
18980 2007-04-01 Jan Hubicka <jh@suse.cz>
18982 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18983 before very first instruction.
18985 2007-04-01 Jan Hubicka <jh@suse.cz>
18987 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18988 waring on 64bit hosts.
18989 * bitmap.h: Fix typo in bitmap_head_def.
18991 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18993 PR rtl-optimization/31391
18994 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18995 into a DELETED_LABEL note, and the label is in an empty basic
18996 block, update BB_END as well as BB_HEAD.
18998 2007-04-01 Richard Henderson <rth@redhat.com>
19000 PR tree-optimization/31169
19001 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19002 to varying if the range is outside [0, prec-1].
19004 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19007 * config/mips/mips.md (load_const_gp): New insn.
19008 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19009 the MIPS16 GP pseudo register if no_new_pseudos.
19010 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19012 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19015 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19017 (call_value): Likewise.
19019 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19020 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19023 * doc/invoke.texi: (optimization options): Reword description
19024 of -ffast-math. Document its primary purpose.
19026 2007-03-31 Richard Guenther <rguenther@suse.de>
19028 * omp-low.c (splay-tree.h): Include.
19029 (lookup_decl): Replace splay-tree usage by pointer-map.
19030 (maybe_lookup_decl): Likewise.
19031 (new_omp_context): Likewise.
19032 (delete_omp_context): Likewise.
19033 * gimplify.c (splay-tree.h): Include.
19034 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19036 (remap_ssa_name): Likewise.
19037 (remap_decl): Likewise.
19038 (remap_type_1): Likewise.
19039 (remap_type): Likewise.
19040 (copy_body_r): Likewise.
19041 (expand_call_inline): Likewise.
19042 (clone_body): Likewise.
19043 (copy_tree_r): Likewise.
19044 (remap_save_expr): Likewise.
19045 (unsave_r): Likewise.
19046 (unsave_expr_now): Likewise.
19047 (tree_function_versioning): Likewise.
19048 (build_duplicate_type): Likewise.
19049 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19050 (struct copy_body_data): Replace splay-tree by pointer-map.
19051 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19052 not $(SPLAY_TREE_H).
19053 (gimplify.o): Depend on $(SPLAY_TREE_H).
19054 (omp-low.p): Likewise.
19056 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19058 * config/avr/predicates.md (even_register_operand,
19059 odd_register_operand): New predicates.
19060 * config/avr/avr.md (movw peephole2): New.
19061 (movw_r peephole2): New.
19063 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19065 * tree.h (get_signed_or_unsigned_type): New.
19066 * fold-const.c (operand_equal_for_comparison_p): Use
19067 get_signed_or_unsigned_type instead of
19068 lang_hooks.types.signed_or_unsigned_type.
19069 * expr.c (store_expr): Ditto.
19070 * langhooks.c (get_signed_or_unsigned_type): New.
19071 (lhd_signed_or_unsigned_type): New.
19072 * langhooks.h (lhd_signed_or_unsigned_type): New.
19073 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19075 2007-03-30 Richard Henderson <rth@redhat.com>
19077 * tree-ssa-loop-ivopts.c: Include target.h.
19078 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19079 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19080 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19081 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19083 2007-03-30 Richard Henderson <rth@redhat.com>
19084 Kai Tietz <kai.tietz@onevision.com>
19086 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19087 default for 64-bit.
19088 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19089 (TARGET_64BIT_MS_ABI): New.
19090 (DBX_REGISTER_NUMBER): Handle 64-bit.
19091 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19092 (LONG_TYPE_SIZE): Force to 32.
19093 (REG_PARM_STACK_SPACE): New.
19094 (OUTGOING_REG_PARM_STACK_SPACE): New.
19095 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19096 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19097 (STACK_BOUNDARY): Use 128 for 64-bit.
19098 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19099 Add 64-bit implementation.
19100 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19102 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19103 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19104 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19105 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19106 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19107 TARGET_64BIT_MS_ABI.
19108 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19109 (ix86_pass_by_reference): Likewise.
19110 (ix86_function_value_regno_p): Likewise.
19111 (ix86_build_builtin_va_list): Likewise.
19112 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19113 (function_arg_advance_ms_64): New.
19114 (function_arg_advance): Call it.
19115 (function_arg_ms_64): New.
19116 (function_arg): Call it.
19117 (function_value_ms_64): New.
19118 (ix86_function_value_1): Call it.
19119 (return_in_memory_ms_64): New.
19120 (ix86_return_in_memory): Call it.
19121 (setup_incoming_varargs_ms_64): New.
19122 (ix86_setup_incoming_varargs): Call it.
19123 (ix86_expand_prologue): Handle 64-bit stack probing.
19124 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19125 (output_pic_addr_const): Likewise.
19126 (x86_this_parameter): Likewise.
19127 (x86_output_mi_thunk): Likewise.
19128 (x86_function_profiler): Likewise.
19129 (TARGET_STRICT_ARGUMENT_NAMING): New.
19130 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19131 (TARGET_64BIT_MS_ABI): New.
19132 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19133 * config/i386/i386.md (allocate_stack_worker): Remove.
19134 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19135 describe the clobber of eax without a match_scratch.
19136 (allocate_stack_worker_postreload): Remove.
19137 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19138 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19139 (allocate_stack_worker_rex64_postreload): Remove.
19140 (allocate_stack): Handle 64-bit.
19141 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19142 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19143 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19144 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19145 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19146 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19147 * config.build (x86_64-*-mingw*): New host.
19148 * config.host (x86_64-*-mingw*): New host.
19149 * config.gcc (x86_64-*-mingw*): New target.
19150 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19152 2007-03-30 Richard Henderson <rth@redhat.com>
19153 Kai Tietz <kai.tietz@onevision.com>
19155 * c-pragma.c (struct def_pragma_macro_value): New.
19156 (struct def_pragma_macro): New.
19157 (pushed_macro_table): New.
19158 (dpm_hash, dpm_eq): New.
19159 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19160 (init_pragma): Install them.
19161 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19163 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19165 * config/avr/avr.c (avr_override_options): Clear
19166 'flag_delete_null_pointer_checks'.
19168 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19171 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19172 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19173 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19174 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19175 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19176 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19177 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19179 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19181 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19183 * regmove.c: Move all of pass_stack_adjustments from here...
19184 * combine-stack-adj.c: ...to this new file.
19185 * Makefile.in: Add rules for combine-stack-adj.o.
19187 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19189 PR tree-optimization/31383
19190 * tree-data-ref.c (affine_function_equal_p): Do not require the
19191 vectors to have the same length.
19193 2007-03-30 Jan Hubicka <jh@suse.cz>
19195 PR middle-end/30700
19196 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19197 availablility; add more sanity checking; ask varpool only about
19200 2007-03-29 Richard Henderson <rth@redhat.com>
19202 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19203 to decide, but __SIZEOF_LONG_LONG__.
19205 2007-03-29 Richard Henderson <rth@redhat.com>
19207 * emutls.c (struct __emutls_array): New.
19208 (emutls_destroy): Use it instead of casting element 0 from void*.
19209 (__emutls_get_address): Likewise.
19211 2007-03-29 Richard Henderson <rth@redhat.com>
19213 * varasm.c (initializer_constant_valid_p): Don't deny
19214 DECL_DLLIMPORT_P on functions.
19216 * config/i386/cygming.h: Remove function declarations.
19217 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19218 (ASM_OUTPUT_LABELREF): Remove.
19219 (COMMON_ASM_OP): Remove.
19220 (ASM_OUTPUT_COMMON): Remove.
19221 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19222 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19223 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19224 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19225 Rename from TARGET_ENCODE_SECTION_INFO.
19226 * config/i386/netware.h: Likewise.
19227 * config/i386/i386-protos.h: Update.
19228 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19229 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19230 (legitimate_constant_p): Reject dllimports.
19231 (dllimport_map, get_dllimport_decl): New.
19232 (legitimize_dllimport_symbol): New.
19233 (legitimize_address, ix86_expand_move): Use it.
19234 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19235 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19236 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19237 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19238 * config/i386/predicates.md (constant_call_address_operand): Only
19239 accept symbols; reject dllimport_p symbols.
19240 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19241 i386_pe_maybe_record_exported_symbol.
19242 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19243 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19244 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19245 trust the setting of DECL_DLLIMPORT_P.
19246 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19247 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19248 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19249 tidy the argument scanning loop.
19250 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19251 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19252 (i386_pe_strip_name_encoding): Remove.
19253 (i386_pe_binds_local_p): New.
19254 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19255 (i386_pe_output_labelref): Remove.
19256 (i386_pe_asm_output_aligned_decl_common): New.
19257 (i386_pe_maybe_record_exported_symbol): Rename from
19258 i386_pe_record_exported_symbol; check for dllexported symbols.
19260 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19262 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19263 add comment explaining why vsnprintf cannot be used.
19265 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19267 PR tree-optimization/30666
19268 * tree.c (build_complex_type): When creating type names for DWARF2
19269 debug info, create TYPE_DECLs for TYPE_NAME instead of
19271 (build_common_tree_nodes_2): Use build_complex_type when building
19272 predefined complex types, to preserve canonical types.
19274 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19276 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19277 (noce_get_alt_condition): Look at it to determine whether to
19278 reverse the condition or not.
19279 (noce_get_condition): Substitute the truth for lies.
19280 (noce_find_if_block): Set the then_else_reversed field.
19282 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19284 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19285 destination of this insn.
19286 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19287 than calling gen_rtx_SET directly. Use r0 to hold the value of
19288 'address + 4' rather than a stack based temporary which can be
19289 mis-optimized away.
19291 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19293 * config/s390/s390.c (s390_secondary_input_reload_class,
19294 s390_secondary_output_reload_class): Functions removed.
19295 (s390_secondary_reload): New function.
19296 (TARGET_SECONDARY_RELOAD): Target macro defined.
19297 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19298 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19299 * config/s390/s390.md ("reload_outti", "reload_outdi",
19300 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19301 "reload_out<mode>"): Expanders removed.
19302 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19303 "reload<mode>_nonoffmem_out"): Expanders added.
19305 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19307 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19308 action if SRC->DEST replacement failed anyway.
19310 2007-03-28 Mike Stump <mrs@apple.com>
19312 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19313 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19314 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19316 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19318 * config.gcc: Accept barcelona as a variant of amdfam10.
19319 * config/i386/i386.c (override_options): Likewise.
19320 * doc/invoke.texi: Likewise.
19322 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19324 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19325 offsets for BIT_FIELD_REF and COMPONENT_REF.
19327 2007-03-28 Richard Guenther <rguenther@suse.de>
19329 * tree.c (is_global_var): Move ...
19330 * tree-flow-inline.h (is_global_var): ... here.
19331 * tree.h (is_global_var): Remove declaration.
19333 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19335 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19337 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19338 * config/i386/i386.c (ix86_tune_features): Initialize new
19340 * config/i386/predicates.md (promotable_binary_operator): Use
19341 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19343 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19346 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19348 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19350 * config/fr30/fr30.md (movsi_internal): Change destination
19351 constraint from m to V and add m to the end.
19353 2007-03-28 Christian Bruel <christian.bruel@st.com>
19355 * config/sh/sh.md (movsi_i): Fix type attribute.
19357 2007-03-28 Christian Bruel <christian.bruel@st.com>
19359 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19360 (movsf_ie): Likewise.
19362 2007-03-28 Christian Bruel <christian.bruel@st.com>
19364 * config.gcc: Add sh4-300 to multilib.
19365 * config/sh/t-mlib-sh4-300: New file.
19367 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19369 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19370 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19371 fix_trunc<mode>di2.
19372 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19373 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19374 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19375 "fixuns_trunctddi2"): Whitespace fix.
19377 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19379 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19380 the definition of struct sh_args.
19381 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19382 CALL_COOKIE_INT_REG_GET): Likewise.
19384 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19386 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19387 transformations are applied successfully.
19389 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19391 * tree.c (tree_contains_struct): Permit 512 tree codes.
19392 * tree.h (tree_contains_struct): Ditto.
19393 (MAX_TREE_CODES): Ditto.
19394 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19395 SPARE member to store remaining padding bits.
19397 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19399 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19402 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19404 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19405 * configure: Regenerate.
19407 * configure: Regenerate using the correct version of autoconf.
19409 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19411 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19413 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19414 regs to "__SP_L__" and "__SP_H__".
19416 2007-03-27 Richard Guenther <rguenther@suse.de>
19418 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19419 computations with it with a HOST_WIDE_INT variable.
19421 2007-03-26 Mike Stump <mrs@apple.com>
19423 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19424 objective-c-header, objective-c++-header and objc++-cpp-output
19426 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19428 2007-03-26 Richard Henderson <rth@redhat.com>
19431 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19432 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19433 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19434 IX86_BUILTIN_PSRLQ128): New.
19435 (ix86_init_mmx_sse_builtins): Add them.
19436 (ix86_expand_builtin): Expand them.
19437 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19438 operand 2 be TImode.
19439 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19440 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19441 _mm_srli_epi64): Mark __B const.
19442 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19443 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19444 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19445 new two-vector shift builtins.
19447 2007-03-26 Ian Lance Taylor <iant@google.com>
19449 PR tree-optimization/31345
19450 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19451 [+INF, +INF(OVF)] into VARYING.
19453 2007-03-26 Zack Weinberg <zackw@panix.com>
19455 * gengtype-parse.c: New file.
19456 * gengtype-yacc.y: Delete.
19457 * gengtype-lex.l: Don't include gengtype-yacc.h.
19458 Define YY_DECL and yyterminate appropriately for recursive
19459 descent parser. yylval is now a string out-parameter to yylex.
19460 (HWS, EOID): New shorthand.
19461 (IWORD): Add a couple more types.
19462 (yylex): Add a setup stanza. Remove the complex rules for
19463 detecting GTY'ed types and typedefs; replace with simple
19464 keyword detectors. Adjust everything for the changed
19465 definition of yylval. Ignore all pp-directives, not just #define.
19467 (parse_file): Rename yybegin; do not call yyparse.
19469 * gengtype.c (xasprintf): Export again.
19470 (this_file): New. Use everywhere __FILE__ was being used.
19471 (get_lang_bitmap): Special case types defined in gengtype.c.
19472 (do_typedef, new_structure): Suppress definition of certain types.
19473 (new_structure): Improve diagnostics of duplicate definitions.
19474 Make sure location_s is associated with input.h.
19475 (nreverse_pairs, define_location_structures): New functions.
19476 (main): Improve tagging of kludge types. Remove old kludges
19477 for input.h types; use define_location_structures.
19478 * gengtype.h: Update prototypes. Define token codes here.
19479 * Makefile.in: Remove all references to gengtype-yacc.
19480 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19482 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19483 add GTY((skip)) to the field that's only conditionally there.
19484 * doc/install.texi: Document that Bison is no longer required
19485 unless building treelang.
19487 * gengtype.c: Don't include gtyp-gen.h.
19488 (srcdir): Declare here.
19489 (base_files, lang_dir_names): Allocate dynamically.
19490 (gt_files, num_gt_files, num_lang_dirs): New globals.
19491 (measure_input_list, read_input_line, read_input_list)
19492 (set_lang_bitmap): New functions.
19493 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19494 simplify, relying on read_input_list to set up the bitmaps.
19495 (main): Arguments are no longer unused. Check for correct number
19496 of command line arguments, set srcdir and srcdir_len, then call
19497 read_input_list, before doing anything else. No need to worry
19498 about duplicates in main loop.
19499 * configure.ac: Simplify the calculation of all_gtfiles.
19500 Put language tags in there. Don't set or substitute
19501 all_gtfiles_files_langs or all_gtfiles_files_frags.
19502 * Makefile.in: Revamp the way gengtype is invoked, now that it
19503 takes a file on its command line with a much simpler format.
19504 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19505 (GTFILES): Remove duplicates and C source files.
19506 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19507 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19508 * configure: Regenerate.
19510 * gengtype.h: Remove all type definitions to gengtype.c; leave
19511 only definitions of options_p, type_p, and pair_p as opaque
19512 pointers. Update prototypes.
19513 * gengtype.c: Many type definitions moved here from gengtype.h.
19514 Consolidate type definitions at the top of the file.
19515 (xvasprintf): Delete.
19516 (xasprintf): Make static.
19517 (create_nested_pointer_option): Add 'next' parameter.
19518 (create_field_all, create_field_at): New functions.
19519 (create_field): Now a thin wrapper around create_field_all.
19520 (create_optional_field): Rename create_optional_field_ and add
19521 line argument. Original name is now a macro which supplies
19523 (oprintf): Use vsnprintf directly.
19524 (close_output_files): Use fatal rather than perror/exit.
19525 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19526 (main): Set progname. Don't use exit.
19527 * gengtype-yacc.y (struct_fields): Use create_field_at.
19528 (option, optionseqopt): Delete.
19529 (optionseq): Consolidate productions from option here so we
19530 can use the first argument to create_option.
19532 * gengtype-lex.l: Distinguish unions from structures in the
19533 token type. Don't call find_structure; return the tag as a string.
19534 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19535 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19536 string. Reorganize typedef_struct production accordingly.
19537 Use create_nested_ptr_option.
19538 * gengtype.c (create_nested_ptr_option): New function.
19539 * gengtype.h: Declare it.
19541 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19542 (string_type): Don't declare.
19543 (do_scalar_typedef): Declare.
19544 (create_scalar_type): Update prototype.
19545 * gengtype.c (string_type): Make static.
19546 (scalar_nonchar, scalar_char): New.
19547 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19548 (resolve_typedef): Use scalar_nonchar for error recovery.
19549 (create_scalar_type): Remove name_len field. Return scalar_char
19550 or scalar_nonchar as appropriate.
19551 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19552 to use string_type.
19553 (throughout): Use scalar_nonchar instead of calling
19554 create_scalar_type, whenever possible.
19555 (main): Initialize scalar_char and scalar_nonchar before calling
19557 * gengtype-lex.l: Adjust for removal of second argument to
19558 create_scalar_type. Use yylval.s instead of yylval.t when
19560 * gengtype-yacc.y: Type of SCALAR is string. Call
19561 create_scalar_type from type:SCALAR rule. Adjust for removal of
19562 second argument to create_scalar_type.
19564 * vec.h: Remove all #if IN_GENGTYPE blocks.
19565 Add comment saying that changes may require adjustments to gengtype.
19566 * gengtype.c: Don't include coretypes.h or tm.h.
19567 Add comment to inclusion of errors.h.
19568 (note_def_vec, note_def_vec_alloc): New functions.
19569 * gengtype.h: Declare new functions.
19570 * gengtype-lex.l: Don't include coretypes.h.
19571 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19573 (update_lineno): Remove unnecessary prototype.
19574 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19575 (VEC rule): Just return VEC_TOKEN.
19576 * gengtype-yacc.y (VEC_TOKEN): New token type.
19577 (type): Add a production for VEC(a,b).
19578 * Makefile.in: Update dependencies.
19580 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19581 typedefs that use the old PARAMS macro.
19583 * gengtype-lex.l: Remove all rules and states relating to yacc
19585 * gengtype-yacc.y: Similarly.
19586 * gengtype.c (note_yacc_type): Delete function.
19587 * gengtype.h: Update prototypes.
19589 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19591 * tree-pretty-print.c (dump_generic_node): Report precision of
19592 unnamed integer types.
19594 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19596 * ifcvt.c (noce_try_store_flag_constants): Don't check
19597 no_new_pseudos here.
19598 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19599 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19600 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19601 noce_try_sign_mask): Likewise.
19602 (if_convert): Check no_new_pseudos here.
19604 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19606 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19607 (noce_get_condition): Handle new then_else_reversed argument.
19608 (noce_init_if_info): Remove, fold into noce_find_if_block.
19609 (noce_process_if_block): Take a struct noce_if_info as the
19610 argument. Don't set up one based on ce_if_info. Update pointer
19611 references accordingly.
19612 (cond_move_process_if_block): Likewise.
19613 (process_if_block): Removed.
19614 (find_if_block): Removed. Move functionality two new functions,
19615 noce_find_if_block and cond_exec_find_if_block.
19616 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19617 blocks and the symmetric IF-ELSE-JOIN case.
19618 (cond_exec_find_if_block): Also new function mostly based on old
19619 find_if_block and process_if_block.
19620 (find_if_header): Replace find_if_block call with separately
19621 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19622 (find_cond_trap): Update noce_get_condition call.
19623 (dead_or_predicable): Likewise.
19625 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19627 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19629 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19630 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19631 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19632 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19633 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19634 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19635 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19636 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19637 __builtin_ia32_psrad128 builtins.
19639 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19641 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19642 * config/i386/constraints.md
19643 (define_constraint "I"): Use IN_RANGE macro.
19644 (define_constraint "J"): Ditto.
19645 (define_constraint "K"): Ditto.
19646 (define_constraint "M"): Ditto.
19647 (define_constraint "N"): Ditto.
19648 (define_constraint "O"): Ditto.
19649 * config/i386/predicates.md
19650 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19651 (define_predicate "const_0_to_3_operand"): Ditto.
19652 (define_predicate "const_0_to_7_operand"): Ditto.
19653 (define_predicate "const_0_to_15_operand"): Ditto.
19654 (define_predicate "const_0_to_63_operand"): Ditto.
19655 (define_predicate "const_0_to_255_operand"): Ditto.
19656 (define_predicate "const_1_to_31_operand"): Ditto.
19657 (define_predicate "const_2_to_3_operand"): Ditto.
19658 (define_predicate "const_4_to_7_operand"): Ditto.
19660 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19662 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19663 in SImode for save_world.
19664 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19667 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19669 PR tree-optimization/30784
19670 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19673 2007-03-25 Revital Eres <eres@il.ibm.com>
19675 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19676 Fold movement_possibility function into it.
19678 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19680 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19681 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19682 (call_indirect_nonlocal_darwin64): Same.
19683 (call_nonlocal_darwin64): Same.
19684 (call_value_indirect_nonlocal_darwin64): Same.
19685 (call_value_nonlocal_darwin64): Same.
19686 (sibcall_nonlocal_darwin64): Same.
19687 (sibcall_value_nonlocal_darwin64): Same.
19688 (sibcall_symbolic_64): Same.
19689 (sibcall_value_symbolic_64): Same.
19690 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19692 (rs6000_emit_load_toc_table): Same.
19693 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19694 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19696 (divss_call): Same.
19697 (divus_call): Same.
19698 (quoss_call): Same.
19699 (quous_call): Same.
19700 (load_toc_v4_pic_si): Same
19701 (load_toc_v4_PIC_1): Same.
19702 (load_toc_v4_PIC_1b): Same.
19703 (call_indirect_aix{32,64}): Same.
19704 (call_value_indirect_aix{32,64}): Same.
19706 (call_value): Same.
19707 (call_local{32,64}): Same.
19708 (call_value_local{32,64}): Same.
19709 (call_indirect_nonlocal_aix{32,64}): Same.
19710 (call_nonlocal_aix{32,64}): Same.
19711 (call_value_indirect_nonlocal_aix{32,64}): Same.
19712 (call_value_nonlocal_aix{32,64}): Same.
19713 (call_indirect_nonlocal_sysv<mode>): Same.
19714 (call_nonlocal_sysv<mode>): Same.
19715 (call_value_indirect_nonlocal_sysv<mode>): Same.
19716 (call_value_nonlocal_sysv<mode>): Same.
19718 (sibcall_local{32,64}): Same.
19719 (sibcall_value_local{32,64}): Same.
19720 (sibcall_nonlocal_aix{32,64}): Same.
19721 (sibcall_value_nonlocal_aix{32,64}): Same.
19722 (sibcall_nonlocal_sysv<mode>): Same.
19723 (sibcall_value): Same.
19724 (sibcall_value_nonlocal_sysv<mode>): Same.
19726 2007-03-24 Paul Brook <paul@codesourcery.com>
19728 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19729 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19731 2007-03-24 Richard Henderson <rth@redhat.com>
19733 * config/ia64/constraints.md: New file.
19734 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19735 satisfies_constraint_?.
19736 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19737 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19738 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19739 ia64_output_mi_thunk): Likewise.
19740 (ia64_const_ok_for_letter_p): Remove.
19741 (ia64_const_double_ok_for_letter_p): Remove.
19742 (ia64_extra_constraint): Remove.
19743 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19744 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19745 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19746 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19747 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19748 EXTRA_MEMORY_CONSTRAINT): Remove.
19749 * config/ia64/ia64.md: Include constriants.md. Replace
19750 CONST_OK_FOR_? with satisfies_constraint_?.
19752 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19753 H.J. Lu <hongjiu.lu@intel.com>
19755 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19757 (name macros): Use DPD_BID_NAME to convert names properly.
19759 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19760 decimal floating point format.
19761 (init_floating_libfuncs): Change decimal functions so that they
19762 have a "bid_" prefix if the decimal system uses the BID format,
19763 and "dpd_" prefix if the decimal system uses the DPD format.
19764 (init_interclass_conv_libfuncs): Ditto.
19765 (init_intraclass_conv_libfuncs): Ditto.
19767 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19768 using the BID format.
19770 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19771 whether we are using the BID decimal format.
19772 * configure: Regenerate.
19774 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19775 the compiler has decimal floating point enabled. Define
19776 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19779 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19780 using the BID format.
19782 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19783 whether we are using the BID decimal format.
19784 * configure: Regenerate.
19786 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19787 the compiler has decimal floating point enabled. Define
19788 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19791 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19792 options, and that it is enabled for i386/x86_64 systems.
19794 * Makefile.in (enable_decimal_float): New.
19796 (DECNUMINC): Add -I$(DECNUMFMT).
19797 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19798 to $(DECNUMFMT) from $(DECNUM).
19800 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19801 Substitute enable_decimal_float.
19802 * configure: Regenerated.
19805 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19808 * configure.ac: Enable decimal float for x86_64-*-linux*.
19809 * configure: Regenerated.
19812 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19813 decimal128ClearSign to flip and clear the sign bit in decimal128.
19814 (decimal_real_maxval): Set decimal128SetSign to set the sign
19817 2007-03-23 Ian Lance Taylor <iant@google.com>
19819 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19821 2007-03-23 Ian Lance Taylor <iant@google.com>
19823 * tree-dump.c (dump_files): Correct comment.
19825 2007-03-23 Ian Lance Taylor <iant@google.com>
19827 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19829 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19831 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19832 in cfglayout mode. Don't go into and out of cfglayout mode.
19833 Link the blocks in the order of the constructed traces.
19834 (rest_of_handle_tracer): Adjust call to tracer.
19835 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19836 Don't go into cfglayout mode.
19837 (rtl_loop_done): Don't go out of cfglayout mode.
19838 * cfglayout.c (relink_block_chain): New function, split out from...
19839 (fixup_reorder_chain): ...here. Remove redundant checking.
19840 (cfg_layout_finalize): Don't clear the header, footer, and aux
19841 fields here, move the code to do so to relink_block_chain. Likewise
19842 for free_original_copy_tables.
19843 * rtl.h (tracer): Update prototype.
19844 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19845 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19846 mode. Use relink_block_chain to serialize the CFG according to the
19847 new basic block order. Move targetm.cannot_modify_jumps_p check from
19849 (gate_handle_reorder_blocks): ...to here.
19850 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19852 (gate_duplicate_computed_gotos): ...to here.
19853 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19854 something always changes when going into and out of cfglayout mode.
19855 Perform an expensive cfg cleanup while going into cfglayout mode.
19856 Always update liveness information on HAVE_conditional_execution
19857 targets. Reserialize the basic blocks and go out of cfglayout mode.
19858 * reg-stack.c: Include cfglayout.h.
19859 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19860 the call to reorder_basic_blocks.
19861 * basic-block.h (reorder_basic_blocks): Update prototype.
19862 (relink_block_chain): New prototype.
19863 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19865 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19867 * config/mips/mips.md (type, hazard, *movdi_32bit,
19868 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19869 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19870 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19871 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19872 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19874 (movcc): Change first xfer to multi.
19875 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19876 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19877 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19878 config/mips/generic.md: Change reservations using "xfer" to use
19880 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19881 using match_operand.
19882 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19883 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19885 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19887 2007-03-22 Richard Henderson <rth@redhat.com>
19889 * config/i386/i386.c: Remove unnecessary function declarations.
19890 Move targetm definition, and all related macros, to the end of
19891 the file. Resort some functions to put definitions before uses.
19892 (ix86_attribute_table): Make static. Move to end of file.
19893 (ix86_gimplify_va_arg): Make static.
19895 2007-03-22 Richard Henderson <rth@redhat.com>
19897 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19898 don't increase local_regparm with force_align_arg_pointer check.
19899 (ix86_function_sseregparm): Assert 32-bit.
19900 (type_has_variadic_args_p): New.
19901 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19902 type_has_variadic_args_p.
19903 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19904 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19905 use memset instead. Do maybe_vaarg check first; skip attribute
19906 tests if true; skip attribute tests for 64-bit.
19907 (construct_container): Remove TARGET_DEBUG_ARG.
19908 (function_arg_advance_32, function_arg_advance_64): Split out ...
19909 (function_arg_advance): ... from here.
19910 (function_arg_32, function_arg_64): Split out ...
19911 (function_arg): ... from here.
19912 (ix86_pass_by_reference): Tidy.
19913 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19914 (function_value_32): New, from parts of ix86_function_value
19915 and ix86_value_regno.
19916 (function_value_64): New, from parts of ix86_function_value
19917 and ix86_libcall_value.
19918 (ix86_function_value_1): New.
19919 (ix86_function_value, ix86_libcall_value): Use it.
19920 (return_in_memory_32, return_in_memory_64): Split out ...
19921 (ix86_return_in_memory): ... from here.
19922 (ix86_struct_value_rtx): Skip for 64-bit.
19923 (ix86_libcall_value, ix86_value_regno): Remove.
19924 (setup_incoming_varargs_64): Split out ...
19925 (ix86_setup_incoming_varargs): ... from here.
19926 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19927 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19928 * config/i386/i386-protos.h (ix86_function_value): Remove.
19929 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19931 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19934 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19935 infinities not supported, otherwise emit warning if -Woverflow. On
19936 underflow, emit warning if -Woverflow.
19937 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19939 * real.h (real_from_string): Update declaration
19941 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19942 Richard Henderson <rth@redhat.com>
19944 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19945 * calls.c (compute_argument_block_size, expand_call,
19946 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19947 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19948 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19949 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19950 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19951 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19952 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19953 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19956 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19958 * c-incpath.c (add_sysroot_to_chain): New.
19959 (merge_include_chains): Add sysroot argument. Call
19960 add_sysroot_to_chain if sysrooted.
19961 (register_include_chains): Update call to merge_include_chains.
19962 * doc/cppopts.texi: Document use of '=' in include directory
19965 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19967 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19968 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19969 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19970 insn pattern using X87MODEF12 mode macro.
19972 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19974 * regmove.c (regmove_optimize): Use reg_mentioned_p
19975 instead of reg_overlap_mentioned_p for DST.
19977 2007-03-21 Mike Stump <mrs@apple.com>
19979 * c.opt: Fixup for Objective-C/C++.
19981 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19983 * explow.c (convert_memory_address): Fold memory reference when
19984 POINTERS_EXTEND_UNSIGNED < 0
19986 2007-03-21 Richard Henderson <rth@redhat.com>
19989 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19990 * config/i386/mmintrin.h (__m64): Likewise.
19991 * config/i386/xmmintrin.h (__m128): Likewise.
19993 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19995 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19996 (VXWORKS_OS_CPP_BUILTINS): Define.
19997 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19998 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20000 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20002 * rtl.h (constant_pool_reference_p): Delete.
20003 (find_constant_src): Declare.
20004 * rtlanal.c (find_constant_src): New function.
20005 * simplify-rtx.c (constant_pool_reference_p): Delete.
20006 * config/i386/i386.md: Use find_constant_src instead of
20007 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20009 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20011 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20012 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20014 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20016 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20017 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20018 (arm_elf_asm_constructor): Use it.
20019 (arm_elf_asm_destructor): New function.
20021 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20023 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20025 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20027 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20029 2007-03-19 Andrew Haley <aph@redhat.com>
20031 PR tree-optimization/31264
20032 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20033 VIEW_CONVERT_EXPRs.
20035 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20037 PR rtl-optimization/30907
20038 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20039 (fwprop_init): Always call loop_optimizer_initialize.
20040 (fwprop_done): Always call loop_optimizer_finalize.
20041 (fwprop): We always have loop info now.
20042 (gate_fwprop_addr): Remove.
20043 (pass_fwprop_addr): Use gate_fwprop as gate.
20045 PR rtl-optimization/30841
20046 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20047 df_chain_alloc): Call df_reorganize_refs unconditionally.
20048 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20049 refs_organized to refs_organized_size.
20050 (df_ref_create_structure): Use refs_organized_size instead of
20051 bitmap_size if refs had been organized, and keep refs_organized_size
20053 * df.h (struct df_ref_info): Change refs_organized to
20054 refs_organized_size.
20055 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20058 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20060 * except.c (output_function_exception_table): Do not reference the
20061 EH personality routine for functions that do not require an
20064 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20067 * c-typeck.c (convert_for_assignment): Call comptypes for
20068 RECORD_TYPE or UNION_TYPE.
20070 PR inline-asm/30505
20071 * reload1.c (reload): Do invalid ASM checking after
20072 cleanup_subreg_operands.
20074 2007-03-19 Jeff Law <law@redhat.com>
20076 * tree-cfg.c (find_taken_edge): Tighten conditions for
20077 optimizing computed gotos.
20079 2007-03-19 Michael Matz <matz@suse.de>
20081 * builtins.c (expand_builtin_sync_operation,
20082 expand_builtin_compare_and_swap,
20083 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20086 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20087 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20090 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20092 * doc/tm.texi: Add brackets around the return type of
20093 TARGET_SECONDARY_RELOAD.
20095 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20096 Richard Guenther <rguenther@suse.de>
20098 PR tree-optimization/31254
20099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20100 Use handled_component_p () where appropriate. Continue
20101 propagating into the rhs if we propagated into an INDIRECT_REF
20104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20106 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20107 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20108 (xde, xdee): Mode attributes adjusted to support DFP modes.
20109 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20110 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20111 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20112 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20113 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20114 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20115 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20117 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20118 "movsf"): Insn definitions removed.
20119 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20120 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20121 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20123 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20124 "reload_in<mode>", "reload_out<mode>"): Expander added.
20125 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20128 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20130 * config/s390/s390.md: Only non-functional changes. Renamed
20131 FPR mode macro to BFP all over the file.
20133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20135 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20136 (op_type attribute): RRF instruction type added.
20137 (fT0): New mode attribute.
20138 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20139 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20140 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20141 instruction no secondary memory is needed when moving DFmode values
20142 between GPRs and FPRs.
20144 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20146 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20147 inverted and documentation adjusted.
20148 ("mhard-dfp", "msoft-dfp"): New options.
20149 * config/s390/s390.c (s390_handle_arch_option): New architecture
20151 (override_options): Sanity checks for the new options added.
20152 * config.gcc: New architecture switch: z9-ec.
20153 * config/s390/s390.h (processor_flags): PF_DFP added.
20154 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20155 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20156 when the bit is NOT set so remove it from the defaults.
20158 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20160 * genemit.c (main): Print include statement for dfp.h.
20161 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20164 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20166 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20168 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20171 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20172 instead of PATTERN.
20174 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20176 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20177 attr_length_call, output_call, output_indirect_call): Cleanup
20178 formatting of targetm calls.
20180 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20182 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20184 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20186 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20187 reservation, bypass and anti-bypass descriptions for these
20188 instructions. Update move patterns.
20189 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20192 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20194 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20195 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20196 (get_initial_def_for_reduction): Likewise.
20198 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20200 Fix PR tree-optimization/29922
20201 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20202 (get_representative): Removed.
20203 (value_dies_in_block_x): Update for rvuse removal.
20204 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20205 (compute_antic_aux): Handle when PHI nodes appear in
20206 non-single-successors.
20207 (dump_bitmap_of_names): Removed.
20208 (compute_antic_safe): Renamed and removed rvuse calculation.
20209 Calculate only antic safe.
20210 (insert_into_preds_of_block): Remove assert.
20211 (execute_pre): Update for renamed functions.
20212 (defer_or_phi_translate_block): New function.
20214 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20216 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20217 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20219 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20220 Follow spelling conventions.
20222 * tree-data-ref.h: Remove the prototype for analyze_array.
20224 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20226 PR tree-optimization/31041
20227 * tree-vect-transform.c (get_initial_def_for_induction): Call
20228 force_gimple_operand.
20230 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20232 * ipa-type-escape.c (look_for_casts) : Revert code to use
20233 handled_component_p due to ada test a-numaux.adb.
20235 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20237 * final.c (final_scan_insn): Alter the condition of a
20238 conditional trap if we have nonstandard CC.
20240 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20242 * configure.ac: Remove excess quoting from asm line 0 test.
20243 * configure: Rebuilt.
20245 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20247 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20248 * c-common.c (convert_and_check): Move warning logic to...
20249 (warnings_for_convert_and_check): ...here. Define.
20250 * c-common.h (warnings_for_convert_and_check): Declare.
20252 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20254 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20255 (output_call): Likewise.
20257 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20259 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20261 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20263 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20265 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20267 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20268 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20270 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20272 PR tree-optimization/31183
20273 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20274 Use double_int instead of unsigned int for representing access_strides.
20275 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20277 2007-03-16 Richard Guenther <rguenther@suse.de>
20279 PR tree-optimization/31146
20280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20281 to allow recursion of forward_propagate_addr_expr.
20282 (forward_propagate_addr_into_variable_array_index): Likewise.
20283 (forward_propagate_addr_expr): Likewise.
20284 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20285 (forward_propagate_addr_expr_1): Recurse on simple copies
20286 instead of propagating into them. Do so for useless conversions
20288 (forward_propagate_addr_expr): Clean up unused statements after
20291 2007-03-16 Richard Guenther <rguenther@suse.de>
20293 * builtins.c (expand_builtin_cexpi): Use the right argument
20294 for the expansion via cexp.
20296 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20298 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20299 * configure: Rebuilt.
20301 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20304 * dwarf2out.c (force_type_die): Adjust comment.
20305 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20307 2007-03-15 DJ Delorie <dj@redhat.com>
20309 * config/frv/predicates.md (minmax_operator): Don't check operands
20312 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20314 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20315 Update constant estimates of number of iterations.
20316 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20317 argument renamed to "realistic".
20318 (compute_estimated_nb_iterations): Removed.
20319 (record_niter_bound): New function.
20320 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20321 call record_nonwrapping_iv with upper = false.
20322 (infer_loop_bounds_from_signedness): Pass upper argument to
20323 record_nonwrapping_iv.
20324 (estimate_numbers_of_iterations_loop): Do not call
20325 compute_estimated_nb_iterations. Record estimate based on profile
20326 information. Initialize the constant estimates of number of
20328 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20330 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20331 number of iterations is too small.
20332 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20333 (EST_NOT_AVAILABLE): Removed.
20334 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20335 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20338 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20340 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20341 Handle NE_EXPR guards.
20343 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20346 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20347 Set also -pedantic-errors by default for the preprocessor unless
20348 -fpermissive is given.
20350 2007-03-15 Richard Guenther <rguenther@suse.de>
20352 PR middle-end/29719
20353 PR middle-end/31161
20354 * builtins.c (expand_builtin_cexpi): As a fallback if we
20355 don't have builtins for sincos or cexp create a function
20356 declaration for cexp and expand to a call to that.
20357 (expand_builtin_int_roundingfn): Always fall
20358 back to floor/ceil and its variants even if they may be
20361 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20363 PR middle-end/31159
20364 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20365 jump tables, move the call to delete_dead_jumptables from here...
20366 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20367 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20368 don't allow merging of blocks that try_redirect_by_replacing_jump
20369 also does not handle when not optimizing.
20371 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20372 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20374 * config/i386/i386.md (x86_sahf_1): Correctly handle
20377 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20380 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20381 x86_64_general_operand as operand[2] predicate. Remove "iF"
20382 from operand constraints and use "e" constraint instead.
20383 (*subti3_1, *subti3_1 splitter): Ditto.
20384 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20385 operand[1] predicate.
20387 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20389 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20390 arrays, multiply the access strides by the size of the sub-array.
20391 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20393 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20395 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20396 the configured assembler supports the sahf mnemonic.
20397 * configure: Regenerate.
20398 * config.in: Regenerate.
20400 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20401 emit "sahf" or ".byte\t0x9e" as asm template.
20403 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20406 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20407 option to replace hard coded TARGET_xxx in md file.
20408 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20409 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20410 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20411 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20412 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20413 (X86_TUNE_NOT_VECTORMODE): Ditto.
20414 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20415 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20416 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20417 (TUNE_SLOW_IMUL_IMM8): Ditto.
20418 (TUNE_MOVE_M1_VIA_OR): Ditto.
20419 (TUNE_NOT_UNPAIRABLE): Ditto.
20420 (TUNE_NOT_VECTORMODE): Ditto.
20422 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20425 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20426 tuning options instead of hard coded TARGET_xxx.
20427 (fix ssemode peephole2's): Ditto.
20428 (imul peephole2's): Ditto.
20430 (movdi_or_rex64): Ditto.
20431 (move peephole2): Ditto.
20432 (not peephole2's): Ditto.
20434 2007-03-14 Dirk Mueller <dmueller@suse.de>
20436 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20437 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20438 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20440 * c-parser.c (c_parser_do_statement): Warn about empty body in
20441 do/while statement.
20442 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20443 * doc/invoke.texi (-Wempty-body): Update documentation.
20445 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20448 * c-common.h (warn_for_div_by_zero): Declare.
20449 * c-common.c (warn_for_div_by_zero): Define.
20450 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20453 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20455 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20456 to PREFIX and STANDARD_PREFIX.
20458 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20459 Phil Edwards <phil@codesourcery.com>
20461 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20462 (__gthread_once_t): Remove busy field for RTPs.
20463 (__GTHREAD_ONCE_INIT): Update accordingly.
20465 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20467 * doc/invoke.texi: Document VxWorks options.
20469 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20471 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20473 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20475 PR tree-optimization/30590
20476 * tree-nrv.c (tree_nrv): Check for the partial update of the
20479 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20481 * flags.h (flag_random_seed): Remove declaration, in favor of...
20482 * toplev.h (get_random_seed, set_random_seed): ... these.
20483 * tree.c (get_file_function_name): Use the former.
20484 * opts.c (common_handle_option): Use the latter.
20487 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20489 PR middle-end/31127
20490 * cse.c (cse_find_path): Do not bail out if a basic block that
20491 we already visited now becomes part of a path that starts at a
20492 different basic block. Just disallow this, to make sure we
20493 visit each basic block at most once.
20495 2007-03-13 Jan Hubicka <jh@suse.cz>
20497 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20498 attributes, when profile esitmate is present, calls with very low
20499 frequency are cold.
20501 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20503 PR tree-optimization/30730
20504 PR tree-optimization/26900
20505 * tree-ssa-loop-niter.c: Include gmp.h.
20506 (bounds): New type.
20507 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20508 split_to_var_and_offset, determine_value_range,
20509 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20510 bound_difference, bounds_add, bounds_negate,
20511 number_of_iterations_ne_max, dump_affine_iv): New functions.
20512 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20513 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20514 difference of initial and final value of control iv to validate
20516 (number_of_iterations_cond): Add loop parameter. Determine bounds
20517 on the difference of the extremes of the control iv. Add dumps.
20518 (expand_simple_operations): Handle phi nodes.
20519 (simplify_using_initial_conditions): Do not record used conditions.
20520 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20521 Do not set additional_info.
20522 (implies_nonnegative_p, implies_ge_p): Removed.
20523 (derive_constant_upper_bound): Do not use parameter `additional'.
20524 (record_estimate): Parameter `additional' removed. Parameter
20525 `i_bound' added. Do not call derive_constant_upper_bound.
20526 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20527 bound the number of iterations estimate.
20528 (estimate_numbers_of_iterations_loop): Pass the estimate from
20529 the number of iterations analysis to record_estimate.
20530 * tree.h (multiple_of_p): Declare.
20531 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20532 (scev_const_prop): Do not check expression_expensive_p.
20533 * fold-const.c (multiple_of_p): Exported.
20534 * double-int.c (double_int_mask): Exported.
20535 * double-int.h (double_int_mask): Declare.
20536 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20537 field. Added max field.
20539 2007-03-13 David Taylor <taylor@candd.org>
20542 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20545 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20548 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20549 two unamed patterns.
20551 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20553 * config/i386/i386.opt (mcx16, msahf): New options.
20554 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20555 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20557 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20558 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20559 Output -mcx16 and -msahf options when corresponding bit is set.
20561 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20562 and -msahf options.
20564 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20566 * configure.ac: Test for assembler tolerance to # 0 "".
20567 * configure, config.in: Rebuilt.
20568 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20570 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20572 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20574 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20575 (handle_syscall): Handle direct system calls.
20576 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20578 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20580 * doc/invoke.texi: Fix cpp.info cross-reference.
20581 * doc/passes.texi: Fix gcc.info cross-reference.
20583 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20585 PR tree-optimization/30835
20586 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20587 bb_for_stmt is not NULL before accessing it.
20589 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20591 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20594 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20597 * doc/install.texi: Document --enable-stage1-languages
20599 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20601 * tree-pass.h (pass_into_cfg_layout_mode,
20602 pass_outof_cfg_layout_mode): Declare.
20603 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20604 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20605 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20606 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20608 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20610 * c-decl.c (warn_variable_length_array): New function.
20611 Refactored from grokdeclarator to handle warn_vla
20612 and handle unnamed array case.
20613 (grokdeclarator): Refactored VLA warning case.
20614 * c.opt (Wvla): New flag.
20615 * doc/invoke.texi (Wvla): New warning.
20617 2007-03-12 Richard Henderson <rth@redhat.com>
20619 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20620 (TARGET_SECTION_TYPE_FLAGS): New.
20622 2007-03-12 Richard Henderson <rth@redhat.com>
20624 * config/darwin.c (machopic_reloc_rw_mask): New.
20625 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20626 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20628 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20630 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20631 * cppdefault.h (cpp_PREFIX): Document.
20632 (cpp_PREFIX_len): Likewise.
20633 (cpp_EXEC_PREFIX): New variable.
20634 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20635 * c-incpath.c (add_standard_paths): Correct logic for relocating
20636 paths within prefix.
20638 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20641 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20643 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20644 fix_truncdfdi_sse using SSEMODEF mode macro.
20645 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20646 fix_truncdfsi_sse using SSEMODEF mode macro.
20647 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20648 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20650 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20652 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20653 elfos.h to tm_file.
20655 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20657 * tree.h : Add multiple_of_p declaration.
20658 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20659 * ipa-type-escape.c (results_of_malloc): Redundant.
20660 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20661 (cast_type): Extended with new members.
20662 (check_cast): Returns cast_type.
20663 (cast): New structure for data of walk_use_def_chains.
20664 (is_malloc_result, is_cast_from_non_pointer_1,
20665 is_cast_from_non_pointer,
20666 is_array_access_through_pointer_and_index): New functions.
20667 (look_for_casts): Returns cast types.
20668 (check_call): Returns void.
20669 (okay_pointer_operation): Use support of pointer plus index,
20670 pointer plus constant and allow all multiplications.
20672 2007-03-11 Richard Guenther <rguenther@suse.de>
20674 PR tree-optimization/31115
20675 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20676 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20677 A shift count of zero is not special as with *_DIV_EXPR.
20678 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20681 2007-03-11 Ian Lance Taylor <iant@google.com>
20683 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20684 the *_DIV_EXPR codes correctly with overflow infinities.
20686 2007-03-11 Ira Rosen <irar@il.ibm.com>
20688 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20689 indicate success/failure of the analysis. Add negation to subtrahend
20690 in case of subtraction. Fail if both operands contain constants.
20691 (create_data_ref): Fail if analyze_offset fails.
20693 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20695 * config/i386/i386.md (frndintxf2): Rename to ...
20696 (rintxf2): ... this. Remove expander having same name.
20697 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20698 (roundsf2, rounddf2): Ditto.
20699 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20700 (lround<mode>di2, lround<mode>si2): Ditto.
20702 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20704 * lower-subreg.c: Include except.h.
20705 (decompose_multiword_subregs): Verify that the only control flow
20706 insns we can split are loads to multi-words pseudos.
20707 Handle breaking such blocks after splitting, instead of calling
20708 find_many_sub_basic_blocks.
20710 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20711 on the new basic block. Add a lengthy comment explaining why we
20712 thought this was necessary.
20713 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20715 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20718 * tree.c (walk_type_fields): Recurse into the element type of
20719 ARRAY_TYPEs if there is a pointer set.
20721 2007-03-10 Dirk Mueller <dmueller@suse.de>
20723 * c-common.c (warn_logical_operator): Fix condition.
20725 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20727 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20729 * config/darwin.c (machopic_select_section): Remove superfluous
20730 argument in call to categorize_decl_for_section. Remove unused
20733 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20735 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20737 * configure: Regenerate.
20739 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20742 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20743 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20744 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20745 Add LABEL_NUSES to emitted label.
20746 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20747 branch probability value to emitted jump insn.
20748 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20749 Do not check life information and do not re-arrange input operands
20750 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20752 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20754 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20755 the change of decode_asm_operands.
20757 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20759 * mode-switching.c (create_pre_exit): Skip blockage insn.
20761 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20763 * tree-pass.h (TODO_update_smt_usage): Remove.
20765 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20769 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20771 * pa.c (attr_length_call): Revise condition for long
20772 pc-relative branch.
20773 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20774 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20775 sequence on SOM target.
20777 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20779 * gcc.c: Document %{, in big comment at top.
20780 (input_suffix_matches): Remove special handling for .s and
20782 (input_spec_matches): New.
20783 (handle_braces): Handle %{,.
20784 (validate_switches): ',' indicates a value which is not a switch.
20785 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20786 to detect assembler input.
20787 * config/i386/sol2.h (CPP_SPEC): Likewise.
20788 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20789 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20790 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20791 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20792 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20793 -m64 causes deployment target to default to 10.5.
20794 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20796 2007-03-09 Richard Henderson <rth@redhat.com>
20799 * target.h (targetm.asm.out.reloc_rw_mask): New.
20800 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20801 (TARGET_ASM_OUT): Use it.
20802 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20803 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20804 use the new reloc_rw_mask target hook instead.
20805 (default_section_type_flags_1): Merge into...
20806 (default_section_type_flags): ... here.
20807 (decl_readonly_section_1): Merge into...
20808 (decl_readonly_section): ... here.
20809 (default_elf_select_section_1): Merge into...
20810 (default_elf_select_section): ... here.
20811 (default_unique_section_1): Merge into...
20812 (default_unique_section): ... here.
20813 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20814 (default_select_rtx_section): Use it.
20815 (default_elf_select_rtx_section): Likewise.
20816 * output.h: Update to match.
20817 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20818 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20819 (TARGET_ASM_RELOC_RW_MASK): New.
20820 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20821 to categorize_decl_for_section.
20822 (x86_64_elf_unique_section): Likewise.
20823 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20824 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20825 (TARGET_ASM_RELOC_RW_MASK): New.
20826 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20827 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20828 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20829 (TARGET_RWRELOC): Remove.
20830 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20831 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20832 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20833 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20834 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20835 (rs6000_xcoff_select_section): Use decl_readonly_section.
20836 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20837 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20838 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20839 (TARGET_SECTION_TYPE_FLAGS): Remove.
20840 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20842 2007-03-09 Roger Sayle <roger@eyesopen.com>
20844 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20845 complex constant equality/inequality comparisons for here.
20846 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20847 known at compile-time or can be simplified to a scalar comparison.
20848 (fold_relational_const): Move compile-time evaluation of complex
20849 constant equality/inequality comparisons to here.
20851 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20853 PR rtl-optimization/30643
20854 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20856 (fold_rtx): Recurse, like before 2006-11-03.
20858 2007-03-09 DJ Delorie <dj@redhat.com>
20860 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20863 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20865 PR tree-optimization/30375
20866 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20867 LHS of statements is not the same.
20868 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20870 2007-03-09 Chao-ying Fu <fu@mips.com>
20872 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20874 * doc/invoke.texi (-mdspr2): Document new option.
20875 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20876 New unspec for DSP REV 2.
20877 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20878 these instructions are extended in DSP REV 2.
20879 (mips-dspr2.md): Include.
20880 * config/mips/mips.opt (mdspr2): New option.
20881 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20882 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20883 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20884 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20885 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20886 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20887 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20889 (bdesc_map): Add one field of unsupported_target_flags.
20890 (bdesc_arrays): Update entries to have extra fields. Add
20892 (mips_init_builtins): Initialize new function types.
20893 Check unsupported_target_fileds to filter out builtins.
20894 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20896 (ASM_SPEC): Pass mdspr2 to the assembler.
20897 * config/mips/mips-dspr2.md: New file.
20899 2007-03-09 Sa Liu <saliu@de.ibm.com>
20901 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20903 2007-03-09 Ian Lance Taylor <iant@google.com>
20905 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20906 argument) like -Wstrict-overflow=2.
20907 * doc/invoke.texi (Warning Options): Update documentation.
20909 2007-03-09 Dirk Mueller <dmueller@suse.de>
20912 * doc/invoke.texi (-Wlogical-op): Document.
20913 * common.opt (-Wlogical-op): New.
20914 * c-common.h (warn_logical_operator): Declare.
20915 * c-common.c (warn_logical_operator): Define.
20916 * c-typeck.c (parser_build_binary_op): Call
20917 warn_logical_operator.
20919 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20921 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20922 * final.c (final_scan_insn): Test for non-"" file name.
20924 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20926 * doc/loop.texi: Document the Omega linear constraints solver.
20927 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20928 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20929 omega-hash-table-size, omega-max-keys, and
20930 omega-eliminate-redundant-constraints.
20931 * tree-pass.h (pass_check_data_deps): Declared.
20934 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20935 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20936 pass_check_data_deps): New.
20937 * tree-data-ref.c (init_data_ref): Remove declaration.
20938 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20939 (analyze_array): Renamed init_array_ref, move up initializations.
20940 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20941 Removed arguments that are set to NULL.
20942 (analyze_indirect_ref): Correct indentation, correct call to
20944 (object_analysis): Call init_array_ref instead of analyze_array.
20945 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20946 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20947 of DR_ACCESS_FNS_ADDR.
20948 (init_omega_eq_with_af, omega_extract_distance_vectors,
20949 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20950 ddr_consistent_p): New.
20951 (compute_affine_dependence): Check consistency of ddrs when
20952 flag_check_data_deps is passed.
20953 (analyze_all_data_dependences): Uncomment.
20954 (tree_check_data_deps): New.
20955 * tree-data-ref.h: Include omega.h.
20956 (DR_ACCESS_FNS_ADDR): Removed.
20957 (data_dependence_relation): Add inner_loop.
20958 (DDR_INNER_LOOP): New.
20959 * common.opt (fcheck-data-deps): New.
20960 * tree-flow.h (tree_check_data_deps): Declare.
20961 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20962 (OBJS-common): Depend on omega.o.
20964 * passes.c (pass_check_data_deps): Scheduled.
20965 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20966 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20967 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20968 PARAM_VECT_MAX_VERSION_CHECKS,
20969 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20971 2007-03-09 Richard Guenther <rguenther@suse.de>
20973 PR tree-optimization/30904
20974 PR middle-end/31058
20975 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20976 the same way as *_DIV_EXPR.
20978 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20980 * recog.c (decode_asm_operands): No mixed declarations and code.
20982 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20984 * rtl.def (ASM_INPUT): Add location.
20985 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20986 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20987 (decode_asm_operands): Add loc operand.
20988 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20989 * stmt.c (expand_asm): Rename to...
20990 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20991 gen_rtx_ASM_INPUT_loc.
20992 (expand_asm_expr): Adjust.
20993 * recog.c (decode_asm_operands): Add loc operand.
20994 (check_asm_operands, extract_insn): Adjust.
20995 * reload1.c (maybe_fix_stack_asms): Likewise.
20996 * final.c (asm_insn_count): Likewise.
20997 (final_scan_insn): Output # line before and after asm.
20999 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21001 * tree-ssa-structalias.c (variable_info): Remove
21003 (new_var_info): Ditto.
21004 (shared_bitmap_info_t): New structure.
21005 (shared_bitmap_table): New variable.
21006 (shared_bitmap_hash): New function.
21007 (shared_bitmap_eq): Ditto
21008 (shared_bitmap_lookup): Ditto.
21009 (shared_bitmap_add): Ditto.
21010 (merge_smts_into): Change to take bitmap directly.
21011 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21012 (init_alias_vars): Init shared bitmap hashtable.
21013 (delete_points_to_sets): Delete shared bitmap hashtable.
21014 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21015 is_aliased removal as a change that was still necessary was
21018 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21020 * config/i386/i386.h (override_options): Conditionally disable
21021 x86_sahf for 64bit targets only.
21023 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21026 * c-decl.c (merge_decls): Don't call make_var_volatile.
21027 * varasm.c (make_var_volatile): Remove.
21028 * output.h (make_var_volatile): Remove.
21030 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21032 PR tree-optimization/31085
21033 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21035 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21037 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21038 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21039 ATTR_CONST_NOTHROW_LIST.
21041 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21044 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21046 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21048 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21051 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21053 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21054 passed, use shared libgcc.
21056 2007-03-08 Roger Sayle <roger@eyesopen.com>
21058 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21059 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21060 (honor_protect_cleanup_actions, lower_try_finally_switch):
21062 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21063 ifc_temp_var): Likewise.
21064 * tree-inline.c (setup_one_parameter): Likewise.
21065 * tree-mudflap.c (mf_decl_cache_locals,
21066 mf_build_check_statement_for): Likewise.
21067 * tree-nested.c (init_tmp_var, save_tmp_var,
21068 finalize_nesting_tree_1): Likewise.
21069 * tree-outof-ssa.c (insert_copy_on_edge,
21070 insert_backedge_copies): Likewise.
21071 * tree-profile.c (tree_gen_edge_profiler,
21072 tree_gen_ic_profiler): Likewise.
21073 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21074 * tree-sra.c (sra_build_assignment): Likewise.
21075 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21076 * tree-ssa-math-opts.c (insert_reciprocals,
21077 execute_cse_sincos_1): Likewise.
21078 * tree-tailcall.c (adjust_accumulator_values,
21079 adjust_return_value): Likewise.
21080 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21081 * tree-vect-transform.c (vect_create_data_ref_ptr,
21082 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21083 vect_create_epilog_for_reduction, vectorizable_reduction,
21084 vectorizable_call, vectorizable_conversion,
21085 vectorizable_assignment, vectorizable_operation,
21086 vectorizable_type_demotion, vect_gen_widened_results_half,
21087 vect_permute_store_chain, vectorizable_store,
21088 vect_setup_realignment, vect_permute_load_chain,
21089 vectorizable_load, vectorizable_condition,
21090 vect_create_cond_for_align_checks): Likewise.
21091 * tree-vrp.c (build_assert_expr_for): Likewise.
21093 2007-03-08 Ian Lance Taylor <iant@google.com>
21095 * tree-vrp.c: Include "intl.h".
21096 (usable_range_p): New static function.
21097 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21098 overflowed values, juts set *strict_overflow_p.
21099 (compare_values): Only return -2 if one of the operands is not a
21101 (compare_ranges): Call usable_range_p.
21102 (compare_range_with_value): Likewise.
21103 (vrp_evaluate_conditional_warnv): Rename from
21104 vrp_evaluate_conditional. Make static. Change all callers.
21105 (vrp_evaluate_conditional): New function.
21106 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21107 on signed overflow.
21108 (simplify_abs_using_ranges): Likewise.
21109 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21110 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21111 within_stmt parameter.
21112 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21113 vrp_evaluate_conditional.
21114 * tree-ssa-threadedge.c
21115 (record_temporary_equivalences_from_stmts_at_dest): Change
21116 simplify parameter to take a second tree parameter.
21117 (simplify_control_stmt_condition): Likewise.
21118 (thread_across_edge): Likewise.
21119 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21120 (thread_across_edge): Likewise.
21121 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21123 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21125 * config/i386/i386.h (TARGET_SAHF): New define.
21126 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21127 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21128 (x86_sahf): New global variable.
21129 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21130 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21131 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21132 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21134 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21135 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21136 when expanding fcomi/sahf based tests.
21137 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21138 expanding sahf based alternative. Emit sahf based sequence when
21139 optimizing for code size.
21140 * config/i386/i386.md (x86_sahf_1): Do not disable for
21141 TARGET_64BIT, enable for TARGET_SAHF.
21143 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21145 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21146 spurious whitespace from error message.
21148 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21151 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21153 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21155 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21157 * tree-sra.c (instantiate_element): Propagate disabled warnings
21158 from the element itself to the created variable.
21160 2007-03-07 Richard Henderson <rth@redhat.com>
21163 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21164 silently fix up the stack in the case of a missing register.
21166 2007-03-07 Paul Brook <paul@codesourcery.com>
21168 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21170 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21172 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21174 (phase1_vrs): Use them.
21175 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21176 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21177 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21178 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21179 __gnu_Unwind_Restore_WMMXC if required.
21180 (_Unwind_VRS_Pop): Implement iWMMXt support.
21181 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21182 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21183 gnu_Unwind_Save_WMMXC): Define.
21185 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21187 * config/vxworks.h (vxworks_override_options): Declare.
21188 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21189 * config/vxworks.c: Include target.h and toplev.h.
21190 (vxworks_override_options): New function.
21191 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21193 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21195 * config/s390/s390.c (override_options): Don't emit an error when
21196 -mstack-size is used without providing -mstack-guard.
21197 (s390_emit_prologue): Choose stack_guard value automatically if not
21198 provided via command line.
21199 * doc/invoke.texi: Adjust description of -mstack-guard and
21202 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21204 * config/i386/i386.c (output_set_got): Add a GOT initialization
21205 sequence for VxWorks PIC.
21206 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21207 around labels as well as symbols. Use gotoff_operand instead
21208 of local_symbolic_operand.
21209 (legitimize_pic_address): Use gotoff_operand instead of
21210 local_symbolic_operand. Use @GOT accesses for labels as
21212 (ix86_output_addr_diff_elt): Use PC-relative rather than
21213 GP-relative offsets for VxWorks PIC.
21214 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21215 no_new_pseudos. Check whether the returned register is op0.
21216 * config/i386/i386.md (tablejump): Use PC-relative rather than
21217 GP-relative offsets for VxWorks PIC.
21218 * config/i386/predicates.md (gotoff_operand): New predicate.
21220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21222 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21224 * config/vxworks-dummy.h: New file.
21225 * config/i386/i386.h: Include it.
21227 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21229 * dwarf2out.c (is_inlined_entry_point): New
21230 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21231 DW_AT_ranges if the first subblock is the entry point.
21233 2007-03-06 David Daney <ddaney@avtrex.com>
21235 * doc/install.texi (mips-*-*): Change recommended binutils
21238 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21240 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21241 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21243 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21244 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21246 2007-03-06 Jan Hubicka <jh@suse.cz>
21248 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21249 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21251 (probably_cold_bb_p): Cold functions are cold.
21252 (probably_never_executed_bb_p): Cold functions are cold.
21253 (tree_bb_level_predictions): Predict calls to cold functions as not
21255 (compute_function_frequency): Check hot/cold attributes.
21256 * function.h (function_frequency): Update comments.
21257 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21258 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21259 (c_common_att): Add cold and hot.
21261 * doc/extend.texi (hot,cold attributes): Document.
21263 2007-03-06 Andrew Haley <aph@redhat.com>
21265 * function.c (expand_function_end): Move blockage to just after we
21266 emit the label for the naked return from the function.
21268 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21270 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21273 2007-03-06 Jan Hubicka <jh@suse.cz>
21275 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21276 loaded for constant large models. Non-large 64bit PIC can do.
21277 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21278 * cmodel.h: Add LARGE PIC.
21279 * i386.md (UNSPEC_PLTOFF): New.
21280 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21282 (*call_1_rex64): Disable for large models.
21283 (*call_1_rex64_large): New.
21284 (*call_value_1_rex64): Disable for large models.
21285 (*call_value_1_rex64_large): New.
21286 (set_rip_rex4): New.
21287 (set_got_offset_rex64): New.
21288 * predicates.md (constant_call_address_operand): For large model
21289 constant calls are not possible.
21290 * i386-protos.h (construct_plt_address): Declare.
21291 * i386.c (override_options): Accept large models.
21292 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21293 (legitimate_constant_p): Add new UNSPECs.
21294 (legitimate_pic_operand_p): Likewise.
21295 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21296 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21298 (output_pic_addr_const): Add PLTOFF.
21299 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21300 (ix86_expand_move): Legitimize pic address when in PIC mode.
21301 (construct_plt_address): New function.
21302 (ix86_expand_call): Offload the address to register and use GOT
21303 pointer for large model.
21304 * invoke.texi (mcmodel=large): Update documentation.
21306 2007-03-06 Richard Henderson <rth@redhat.com>
21308 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21309 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21310 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21311 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21312 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21313 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21314 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21315 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21316 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21317 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21318 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21319 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21320 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21321 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21322 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21323 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21324 x86_schedule, x86_use_bt, x86_pad_returns,
21325 x86_use_xchgb): Merge into ...
21326 (ix86_tune_features): ... here. New array.
21327 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21328 x86_bswap): Merge into ...
21329 (ix86_arch_features): ... here. New array.
21330 (x86_3dnow_a): Remove.
21331 (x86_accumulate_outgoing_args): Make static.
21332 (x86_arch_always_fancy_math_387): Make static.
21333 (ix86_tune_mask, ix86_arch_mask): Move ...
21334 (override_options): ... to local variables here. Apply the
21335 appropriate mask to each element of ix86_arch_features and
21336 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21337 as were done in the old macros.
21338 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21339 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21340 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21341 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21342 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21343 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21344 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21345 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21346 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21347 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21348 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21349 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21350 x86_accumulate_outgoing_args, x86_prologue_using_move,
21351 x86_epilogue_using_move, x86_decompose_lea,
21352 x86_arch_always_fancy_math_387, x86_shift1,
21353 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21354 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21355 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21356 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21357 x86_use_incdec, x86_pad_returns, x86_bswap,
21358 x86_partial_flag_reg_stall): Remove.
21359 (enum ix86_tune_indices): New.
21360 (ix86_tune_features): New.
21361 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21362 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21363 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21364 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21365 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21366 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21367 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21368 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21369 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21370 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21371 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21372 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21373 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21374 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21375 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21376 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21377 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21378 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21379 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21380 TARGET_EXT_80387_CONSTANTS): Use it.
21381 (enum ix86_arch_indices): New.
21382 (ix86_arch_features): New.
21383 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21384 TARGET_BSWAP): Use it.
21385 (ix86_tune_mask, ix86_arch_mask): Remove.
21387 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21390 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21391 Define using $${sysroot_headers_suffix}.
21392 * configure: Regenerate.
21393 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21394 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21396 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21397 * gcc.c (print_sysroot_headers_suffix): New.
21398 (option_map): Include --print-sysroot-headers-suffix.
21399 (display_help): Mention -print-sysroot-headers-suffix.
21400 (process_command): Handle -print-sysroot-headers-suffix.
21401 (do_spec_1): Append multilib directory to include-fixed path if
21402 sysroot suffixes in use.
21403 (main): Handle -print-sysroot-headers-suffix.
21404 * Makefile.in (start.encap): Don't depend on xlimits.h
21405 (xlimits.h): Remove.
21406 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21407 limits.h for each multilib in fixinc_list.
21408 (fixinc_list, s-fixinc_list): New.
21409 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21410 generate them for each multilib in fixinc_list.
21411 (stmp-fixproto): Use include-fixed. Run fixproto for each
21412 multilib in fixinc_list.
21413 (mostlyclean): Don't remove xlimits.h.
21414 (clean): Remove include-fixed.
21415 (real-install-headers-tar, real-install-headers-cpio,
21416 real-install-headers-cp): Don't copy include, only include-fixed.
21417 (install-mkheaders): Depend on fixinc_list. Don't depend on
21418 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21419 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21420 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21422 2007-03-06 Jan Hubicka <jh@suse.cz>
21424 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21429 * configure.ac: Allow tm_file to contain build-directory files.
21430 * configure: Regenerate.
21431 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21432 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21433 * config/m68k/print-sysroot-suffix.sh: New file.
21435 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21437 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21438 of pic_offset_table_rtx if reload_completed.
21439 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21440 PIC_OFFSET_TABLE_REGNUM.
21441 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21443 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21444 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21448 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21449 functions that call eh_return.
21451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21453 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21454 functions that need a constant pool.
21456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21459 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21460 (m68k_preferred_reload_class): Likewise.
21461 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21462 (SECONDARY_RELOAD_CLASS): Define.
21463 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21464 (LIMIT_RELOAD_CLASS): Delete.
21465 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21466 registers from storing bytes.
21467 (m68k_secondary_reload_class): New function.
21468 (m68k_preferred_reload_class): Likewise.
21470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21472 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21474 (m68k_expand_prologue): Likewise.
21476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21478 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21479 (mips_expand_epilogue): Add a bool parameter.
21480 (m68k_legitimize_sibcall_address): Declare.
21481 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21482 (m68k_expand_epilogue): Add a parameter to select between sibling
21483 and normal epilogues. Only generate a return for the latter.
21484 (m68k_ok_for_sibcall_p): New function.
21485 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21486 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21487 (sibcall_value, *sibcall_value): Likewise.
21488 (*call, *call_value): Require !SIBLING_CALL_P.
21489 (epilogue): Update call to m68k_expand_epilogue.
21490 (sibcall_epilogue): New pattern.
21491 * config/m68k/predicates.md (const_call_operand): Say that this
21492 predicate applies to sibling calls too.
21493 (sibcall_operand): New predicate.
21495 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21497 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21498 alternatives as movsi_cf.
21499 (movsf_cf_hard): Add commentary.
21501 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21502 Richard Sandiford <richard@codesourcery.com>
21504 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21505 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21506 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21507 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21508 as being live on exit from an interrupt function.
21509 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21510 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21511 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21512 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21513 (m68k_interrupt_function_p): Globalize.
21514 (m68k_compute_frame_layout): Remove reverse mask code.
21515 (m68k_emit_movem, m68k_set_frame_related): New functions.
21516 (m68k_output_function_prologue): Delete in favor of...
21517 (m68k_expand_prologue): ...this new function.
21518 (m68k_output_function_epilogue): Delete in favor of...
21519 (m68k_expand_epilogue): ...this new function.
21520 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21522 (print_operand): Handle %?.
21523 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21524 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21525 (prologue, epilogue): New patterns.
21526 (return): Turn into a define_expand.
21527 (*return): New pattern, derived from old "return" pattern. Use rte
21528 rather than rts for interrupt functions. Only use rtd if the pop
21530 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21531 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21532 (link, *link, unlink, *unlink, load_got): Likewise.
21534 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21538 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21539 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21540 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21541 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21542 and m68k_matches_u_p.
21543 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21544 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21545 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21546 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21547 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21548 (REG_STRICT_P): New macro.
21549 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21550 PCREL_GENERAL_OPERAND_OK.
21551 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21552 m68k_legitimate_base_reg_p.
21553 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21554 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21555 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21556 * config/m68k/m68k.c (m68k_address): New structure.
21557 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21558 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21559 (m68k_jump_table_ref_p, m68k_decompose_address)
21560 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21561 (m68k_matches_u_p): New functions.
21562 (print_operand_address): Rewrite to use m68k_decompose_index.
21564 2007-03-05 David Taylor <dtaylor@emc.com>
21566 * gcc.c: Correct copyright date in --version output.
21568 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21570 * pa.md: In unamed move patterns, disparge copies between general
21571 and floating point registers using '?' modifier. Don't include 'f'
21572 constraint for register preferences in DImode, SImode, HImode and
21573 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21574 Remove constraints for copies between general and floating registers
21575 in soft-float DFmode pattern.
21576 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21580 2007-03-05 Mike Stump <mrs@apple.com>
21582 * c-common.c (targetcm): Add.
21583 * c-opts.c (c_common_handle_option): Handle language specific
21585 * opts.c (handle_option): Verify language for target options, if
21587 * opth-gen.awk: Add CL_LANG_ALL.
21588 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21589 (TARGETCM_INITIALIZER): Add.
21590 * target.h (struct gcc_targetcm): Add.
21592 * targhooks.c (default_handle_c_option): Add.
21593 * targhooks.h (default_handle_c_option): Add.
21594 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21596 * config/darwin.opt (iframework): Add.
21597 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21598 * config/darwin-c.c (handle_c_option): Add.
21599 (TARGET_HANDLE_C_OPTION): Add.
21601 * doc/invoke.texi (Darwin Options): Add -iframework.
21603 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21605 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21608 2007-03-05 Ian Lance Taylor <iant@google.com>
21610 * c.opt (fgnu89-inline): New option.
21611 * c-opts.c (c_common_post_options): Set default value for
21613 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21614 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21616 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21617 (grokdeclarator, start_function): Likewise.
21618 * c-cppbuiltin.c (c_cpp_builtins): Define either
21619 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21620 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21621 (C Dialect Options): Document -fgnu89-inline.
21622 * doc/extend.texi (Function Attributes): Explain what the
21623 gnu_inline attribute does.
21624 * doc/cpp.texi (Common Predefined Macros): Document
21625 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21627 2007-03-05 Ian Lance Taylor <iant@google.com>
21629 PR tree-optimization/31034
21630 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21631 half-range if the other side is an overflow infinity.
21633 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21635 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21636 (bfin*-linux-uclibc*): New configuration.
21637 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21639 * config/bfin/linux.h: New file.
21640 * config/bfin/libgcc-bfin.ver: New file.
21641 * config/bfin/t-bfin-uclinux: New file.
21642 * config/bfin/t-bfin-linux: New file.
21643 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21644 (TARGET_OS_CPP_BUILTINS): New macro.
21646 2007-03-05 Richard Guenther <rguenther@suse.de>
21648 * fold-const.c (fold_binary): Remove duplicate folding
21649 of comparison of non-null ADDR_EXPR against null.
21651 2007-03-05 Richard Guenther <rguenther@suse.de>
21652 Dorit Nuzman <dorit@il.ibm.com>
21654 PR tree-optimization/26420
21655 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21656 are no loops in the function. Only print the number of
21657 vectorized loops if it is greater than zero or we are supposed
21658 to print information about unvectorized loops.
21660 2007-03-05 Revital Eres <eres@il.ibm.com>
21662 * gcc.dg/var-expand1.c: New test.
21663 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21664 when an accumulator is expanded.
21666 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21669 * c-common.c (convert_and_check): Don't give warnings for
21670 conversion if 'expr' already overflowed.
21672 2007-03-04 Roger Sayle <roger@eyesopen.com>
21674 PR middle-end/30744
21675 * fold-const.c (fold_comparison): Enforce type consistency when
21676 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21678 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21680 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21681 containing a cast to the base of TARGET_MEM_REF.
21683 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21685 * tree.c (tree_contains_struct_check_failed): Remove spurious
21686 whitespace from error message.
21688 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21691 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21692 instead of precision.
21694 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21695 Nathan Sidwell <nathan@codesourcery.com>
21697 * emit-rtl.c (find_auto_inc): New.
21698 (try_split): recreate REG_INC notes,
21699 Use regular for loops rather than whiles.
21701 2007-03-03 Andreas Schwab <schwab@suse.de>
21703 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21704 * configure: Regenerate.
21706 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21708 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21709 flag_rounding_math, not flag_unsafe_math_optimizations.
21711 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21713 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21714 alpha_fold_vector_minmax): Likewise.
21715 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21718 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21720 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21721 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21722 if the lhs has side-effects.
21723 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21725 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21727 * config/i386/i386.h (TUNEMASK): Remove define.
21728 (ARCHMASK): Remove define.
21729 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21730 Use ix86_arch_mask variable instead of ARCHMASK.
21731 * config/i386/i386.c (override_options): Ditto.
21732 (standard_80387_constant_p): Ditto.
21734 2007-03-02 Ian Lance Taylor <iant@google.com>
21736 Used signed infinities in VRP.
21737 * tree-vrp.c (uses_overflow_infinity): New static function.
21738 (supports_overflow_infinity): New static function.
21739 (make_overflow_infinity): New static function.
21740 (negative_overflow_infinity): New static function.
21741 (positive_overflow_infinity): New static function.
21742 (is_negative_overflow_infinity): New static function.
21743 (is_positive_overflow_infinity): New static function.
21744 (is_overflow_infinity): New static function.
21745 (overflow_infinity_range_p): New static function.
21746 (compare_values_warnv): New function split out of compare_values.
21747 (compare_value): Call it.
21748 (set_value_range_to_nonnegative): Add overflow_infinity
21749 parameter. Change caller.
21750 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21752 (vrp_expr_computes_nonzero): Likewise.
21753 (compare_ranges, compare_range_with_value): Likewise.
21754 (compare_name_with_value, compare_names): Likewise.
21755 (vrp_evaluate_conditional): Likewise.
21756 (set_value_range): Handle infinity
21757 (vrp_operand_equal_p, operand_less_p): Likewise.
21758 (extract_range_from_assert): Likewise.
21759 (vrp_int_const_binop): Likewise.
21760 (extract_range_from_binary_expr): Likewise.
21761 (extract_range_from_unary_expr): Likewise.
21762 (extract_range_from_comparison): Likewise.
21763 (extract_range_from_expr): Likewise.
21764 (dump_value_range): Likewise.
21765 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21766 (test_for_singularity): Likewise.
21767 (vrp_int_const_binop): Remove inline qualifier.
21768 (adjust_range_with_scev): Add comment.
21769 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21771 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21773 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21774 (get_constraint_for): Likewise.
21775 (do_structure_copy): Likewise.
21776 (find_func_aliases): Fix references to MODIFY_EXPR.
21777 (intra_create_variable_infos): Tidy.
21778 * tree-ssa-operands.c (add_virtual_operand): Add argument
21780 When adding members of alias sets, if IS_CALL_SITE is true and
21781 the symbol is not call-clobbered, skip it.
21782 Adjust all callers.
21784 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21786 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21787 entry by means of emit_insn_at_entry.
21789 2007-03-02 Richard Henderson <rth@redhat.com>
21791 * expr.h (promoted_input_arg): Remove decl.
21792 * function.c (promoted_input_arg): Merge into ...
21793 * combine.c (setup_incoming_promotions): ... only caller.
21794 Rearrange to avoid double loop.
21796 2007-03-02 Ben Elliston <bje@au.ibm.com>
21797 Peter Bergner <bergner@vnet.ibm.com>
21798 Janis Johnson <janis187@us.ibm.com>
21800 * config/rs6000/dfp.md: New file.
21801 * config/rs6000/rs6000.md: Include dfp.md.
21802 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21803 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21804 and TDmode decimal float modes in FP registers.
21805 (num_insns_constant): Likewise.
21806 (rs6000_legitimate_offset_address_p): Likewise.
21807 (rs6000_legitimize_address): Likewise.
21808 (rs6000_legitimize_reload_address): Likewise.
21809 (rs6000_legitimate_address): Likewise.
21810 (rs6000_emit_move): Likewise.
21811 (function_arg_boundary): Likewise.
21812 (function_arg_advance): Likewise.
21813 (rs6000_darwin64_record_arg_recurse): Likewise.
21814 (function_arg): Likewise.
21815 (rs6000_gimplify_va_arg): Likewise.
21816 (rs6000_split_multireg_move): Likewise.
21817 (rs6000_output_function_epilogue): Likewise.
21818 (rs6000_output_function_epilogue): Likewise.
21819 (rs6000_register_move_cost): Likewise.
21820 (rs6000_function_value): Likewise.
21821 (rs6000_libcall_value): Likewise.
21823 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21825 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21827 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21829 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21830 Use $MULTIDIR to choose between the kernel and RTP headers,
21831 and use $WIND_BASE and $WIND_USR to locate them.
21833 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21835 * config/i386/i386.c (override_options): Put initialization of
21836 ix86_tune_mask and ix86_arch_mask to the correct place.
21838 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21839 Michael Meissner <michael.meissner@amd.com>
21842 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21843 (ARCHMASK): Define.
21844 (TARGET_CMOVE): Use ARCHMASK.
21845 (TARGET_CMPXCHG): Ditto.
21846 (TARGET_CMPXCHG8B): Ditto.
21847 (TARGET_XADD): Ditto.
21848 (TARGET_BSWAP): Ditto.
21849 * config/i386/i386.c (ix86_tune_mask): New global variable.
21850 (ix86_arch_mask): Ditto.
21851 (override_options): Initialize ix86_tune_mask and
21852 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21855 2007-03-02 Ben Elliston <bje@au.ibm.com>
21858 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21860 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21862 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21863 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21864 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21865 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21867 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21868 rs6000_init_dwarf_reg_sizes_extra): New.
21869 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21870 SPE register high parts.
21872 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21874 * Makefile.in: Add install-pdf target as
21875 copied from automake v1.10 rules.
21876 * configure.ac: Add install-pdf to target list.
21877 * configure: Regenerate.
21879 2007-03-01 Paul Brook <paul@codesourcery.com>
21881 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21882 modes to LDRD for DImode.
21883 (output_move_double): Fixup out of range ldrd/strd.
21884 (vfp_secondary_reload_class): Rename...
21885 (coproc_secondary_reload_class): ... to this. Add wb argument.
21886 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21887 coproc_secondary_reload_class for CLASS_IWMMXT.
21888 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21889 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21891 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21893 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21894 unroll factor by the estimated number of iterations.
21895 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21896 than prefetch latency.
21898 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21899 decode_caches_intel, detect_caches_intel): New functions.
21900 (host_detect_local_cpu): Use detect_caches_amd and
21901 detect_caches_intel.
21903 2007-03-01 Richard Henderson <rth@redhat.com>
21905 * expr.c (emit_move_complex_push): Export.
21906 (emit_move_complex_parts): Split out from ...
21907 (emit_move_complex): ... here.
21908 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21909 * config/i386/i386.md (movcdi): New.
21911 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21913 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21914 size of mode1 to check for tieable modes in MMX case.
21916 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21918 * Makefile.in (rtlanal.o): Depend on tree.h.
21919 * rtl.h (offset_within_section_p, split_const): Declare.
21920 * rtlanal.c: Include tree.h.
21921 (offset_within_block_p): New function, taken from
21922 mips_offset_within_object_p.
21923 (split_const): New function, taken from mips_split_const.
21924 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21926 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21927 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21928 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21929 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21930 (m68k_illegitimate_symbolic_constant_p): New function.
21931 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21932 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21933 symbolic constant that might be outside the symbol's section,
21934 move the symbol first and then add the offset.
21935 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21937 * config/mips/mips.c (mips_split_const): Delete.
21938 (mips_offset_within_object_p): Delete.
21939 (mips_symbolic_constant_p): Use offset_within_section_p and
21940 split_const instead of mips_offset_within_object_p and
21942 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21943 (mips_legitimize_const_move, print_operand_reloc)
21944 (mips_dangerous_for_la25_p): Use split_const instead of
21947 2007-02-28 Eric Christopher <echristo@apple.com>
21949 * Makefile.in (install-include-dir): Don't rm -rf include.
21951 2007-02-28 Richard Guenther <rguenther@suse.de>
21953 PR middle-end/30364
21954 * fold-const.c (fold_binary): Do not associate expressions
21955 with more than one variable for integer types that do not wrap.
21957 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21959 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21960 Delete, and replace with...
21961 (fold_builtin_call_array): This. Update callers to use it.
21962 * fold-const.c (fold_build_call_list): Delete, and replace with...
21963 (fold_build_call_array): This.
21964 (fold_build_call_list_initializer): Delete, and replace with...
21965 (fold_build_call_array_initializer): This.
21966 * tree.h: Update declarations to reflect above changes.
21968 * c-typeck.c (build_function_call): Store converted arguments
21969 in a stack-allocated array instead of building a list.
21970 (convert_arguments): Store arguments in the array passed in as an
21971 argument, and return the actual number of arguments.
21972 * c-format.c: (check_function_format): Pass arguments in an
21973 array instead of a list.
21974 * c-common.c (check_function_nonnull): Likewise.
21975 (check_function_sentinel): Likewise.
21976 (check_function_arguments): Likewise.
21977 * c-common.h: Update declarations to reflect above changes.
21979 2007-02-28 Jan Hubicka <jh@suse.cz>
21981 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21982 PRED_NEGATIVE_RETURN): Update outcomes.
21984 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21986 * calls.c (emit_library_call_value_1): Handle partial registers
21987 correctly when building up CALL_INSN_FUNCTION_USAGE.
21989 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21991 * pa/predicates.md (move_src_operand): Allow zero for mode.
21992 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21995 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21998 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21999 *movv2df_internal): Enable pattern only for valid operand
22001 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22002 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22004 2007-02-27 Mike Stump <mrs@apple.com>
22006 * config/darwin-crt3.c: Avoid compilation when compiling for a
22009 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22011 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22013 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22014 for fixed headers and limits.h.
22015 (install-include-dir, install-headers-tar, install-headers-cpio,
22016 install-headers-cp, real-install-headers-tar,
22017 real-install-headers-cpio, real-install-headers-cp): Handle
22018 include-fixed as well as include.
22019 (install-mkheaders): Don't install files that go only in include
22021 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22022 from GCC_INCLUDE_DIR.
22023 * gcc.c (process_command): Remove special -BstageN/ handling.
22024 (do_spec_1): Add include-fixed directories.
22026 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22028 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22030 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22032 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22035 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22037 * c-common.c (get_priority): Add check for
22038 SUPPORTS_INIT_PRIORITY.
22040 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22042 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22044 * config/bfin/bfin.c: Include "cfglayout.h".
22045 (MAX_LSETUP_DISTANCE): New macro.
22046 (struct loop_info): New members incoming, incoming_src and
22047 incoming_dest. Delete member predecessor.
22048 (length_for_loop): New function.
22049 (bfin_optimize_loop): Handle more different loop structures.
22050 (bfin_discover_loop): Rework detection of predecessor blocks by
22051 examining incoming edges.
22052 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22054 (bfin_reorder_loops): New function.
22055 (bfin_reorg_loops): Use these three new functions.
22057 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22058 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22059 (CONSTRAINT_LEN): Add entry for 'q'.
22060 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22061 Add 'q' constraints.
22062 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22063 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22065 * config/bfin/bfin.md (add_with_carry): New pattern.
22066 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22067 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22068 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22069 support unsigned multiplies too. Removed incorrect commutativity from
22070 operand 1 constraint where appropriate.
22071 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22073 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22074 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22076 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22077 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22078 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22079 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22080 usmulhisi_hh_huh): New patterns.
22082 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22083 lshifthi3): Fix output template to use half reg for operand 2.
22085 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22088 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22090 2007-02-27 Andreas Schwab <schwab@suse.de>
22092 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22094 2007-02-27 Jan Hubicka <jh@suse.cz>
22096 * predict.c (last_basic_block_p): Remove.
22097 (tree_estimate_probability): Update return heuristic for commonized
22100 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22102 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22104 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22106 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22107 * doc/cpp.texi: Standardize title page.
22108 * doc/cppinternals.texi: Likewise.
22109 * doc/gcc.texi: Standardize title page, remove version number
22110 from copyright page.
22111 * doc/gccint.texi: Likewise.
22112 * doc/install.texi: Standardize title page, add table of
22115 2007-02-26 Jan Hubicka <jh@suse.cz>
22117 * predict.def: Set outcomes according to more recent results.
22118 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22119 Remove dead predictors.
22120 * predict.c (return_prediction): Fix pasto.
22122 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22124 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22125 change; avoid a memory leak when returning early.
22127 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22129 * c-decl.c (static_ctors): Move to c-common.c.
22130 (static_dtors): Likewise.
22131 (finish_function): Use c_record_cdtor_fn.
22132 (build_cdtor): Move to c-common.c.
22133 (c_write_global_declarations): Use c_build_cdtor_fns.
22134 * c-common.h (static_ctors): Declare.
22135 (static_dtors): Likewise.
22136 (c_record_cdtor_fn): Likewise.
22137 (c_build_cdtor_fns): Likewise.
22138 * c-common.c (static_ctors): New variable.
22139 (static_dtors): Likewise.
22140 (c_record_cdtor_fn): New function.
22141 (build_cdtor): Move from c-decl.c
22142 (c_build_cdtor_fns): New function.
22144 * output.h (assemble_addr_to_section): Declare.
22145 (get_cdtor_priority_section): Likewise.
22146 * varasm.c (assemble_addr_to_section): New function.
22147 (get_cdtor_priority_section): Likewise.
22148 (default_named_section_asm_out_destructor): Use them.
22149 (destor_dtor_section_asm_out_destructor): Likewise.
22150 (default_named_section_asm_out_constructor): Likewise.
22151 (default_ctor_section_asm_out_constructor): Likewise.
22152 * config.gcc (*-*-vxworks*): Include vxworks.o.
22153 * config/t-vxworks (vxworks.o): New target.
22154 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22155 (TARGET_ASM_CONSTRUCTOR): Define.
22156 (TARGET_ASM_DESTRUCTOR): Likewise.
22157 (vxworks_asm_out_constructor): Declare.
22158 (vxworks_asm_out_destructor): Likewise.
22160 * c-common.c (get_priority): Check that we have not just an
22161 INTEGER_CST, but an integer constant with integeral type.
22163 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22165 PR tree-optimization/30938
22166 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22167 use &dt[nargs-1] instead of &dt[nargs] in the call to
22168 vect_is_simple_use().
22170 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22172 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22173 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22174 Do not attempt to handle MEM inside auto-inc expressions.
22175 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22176 of a register modified by an auto-inc expression. However, do handle
22177 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22178 (elimination_effects): Prohibit elimination of a register modified
22179 by an auto-inc expression. Disable register elimination rules whose
22180 target register is modified by an auto-inc expression with variable
22183 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22185 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22187 (array_at_struct_end_p): New function.
22188 (idx_infer_loop_bounds): Use it.
22189 (estimate_numbers_of_iterations_loop): Export.
22190 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22191 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22192 (tree_estimate_probability): Call record_loop_exits.
22193 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22194 (estimated_loop_iterations, estimated_loop_iterations_int,
22195 estimated_loop_iterations_tree): New functions.
22196 (analyze_siv_subscript_cst_affine,
22197 compute_overlap_steps_for_affine_1_2,
22198 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22199 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22200 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22201 (PRED_LOOP_ITERATIONS_GUESSED): New.
22202 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22203 * cfgloop.h (estimate_numbers_of_iterations_loop,
22204 estimated_loop_iterations_int): Declare.
22206 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22208 * doc/extend.texi: Document optional priority argument to
22209 constructors and destructors.
22210 * tree.c (init_priority_for_decl): Adjust GTY markers.
22211 (init_ttree): Use priority-info hash functions for
22212 init_priority_for_decl.
22213 (tree_map_eq): Rename to ...
22214 (tree_map_base_eq): ... this.
22215 (tree_map_marked_p): Rename to ...
22216 (tree_map_base_marked_p): ... this.
22217 (tree_map_base_hash): New function.
22218 (decl_init_priority_lookup): Rework.
22219 (decl_fini_priority_lookup): New function.
22220 (decl_priority_info): New function.
22221 (decl_init_priority_insert): Use it.
22222 (decl_fini_priority_insert): Likewise.
22223 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22225 (decl_restrict_base_insert): Likewise.
22226 (decl_debug_expr_insert): Likewise.
22227 (decl_value_expr_lookup): Likewise.
22228 (decl_value_expr_insert): Likewise.
22229 * tree.h (priority_type): New type.
22230 (decl_init_priority_lookup): Use priority_type.
22231 (decl_fini_priority_lookup): New function.
22232 (decl_init_priority_insert): Use priority_type.
22233 (decl_fini_priority_insert): New function.
22234 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22235 (DECL_INIT_PRIORITY): Likewise.
22236 (SET_DECL_INIT_PRIORITY): Add comment.
22237 (DECL_FINI_PRIORITY): New macro.
22238 (SET_DECL_FINI_PRIORITY): Likewise.
22239 (DEFAULT_INIT_PRIORITY): Document.
22240 (MAX_INIT_PRIORITY): Likewise.
22241 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22242 (tree_map_base): New type.
22243 (tree_map_base_eq): New function.
22244 (tree_map_base_hash): Likewise.
22245 (tree_map_base_marked_p): Likewise.
22246 (tree_map): Inherit from tree_map_base.
22247 (tree_map_eq): Make it a macro.
22248 (tree_map_marked_p): Likewise.
22249 (tree_int_map): Inherit from tree_map_base.
22250 (tree_int_map_eq): Make it a macro.
22251 (tree_int_map_hash): Likewise.
22252 (tree_int_map_marked_p): Likewise.
22253 (tree_priority_map): New type.
22254 (tree_priority_map_eq): New macro.
22255 (tree_priority_map_hash): Likewise.
22256 (tree_priority_map_marked_p): Likewise.
22257 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22259 (emutls_common_1): Likewise.
22260 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22261 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22262 of tree_map hierarchy.
22263 * tree-cfg.c (move_stmt_r): Likewise.
22264 (new_label_mapper): Likewise.
22265 * c-tree.h (c_expand_body): Move to ...
22266 * c-common.h (c_expand_body): ... here.
22267 * c-decl.c (c_expand_body): Move to ...
22268 * c-common.c (c_expand_body): ... here.
22269 (c_common_attribute_table): Allow 1 argument for the constructor
22270 and destructor attributes.
22271 (get_priority): New function.
22272 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22273 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22275 2007-02-24 Jan Hubicka <jh@suse.cz>
22277 PR middle-end/30509
22278 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22279 copying for inlining.
22281 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22282 Jan Hubicka <jh@suse.cz>
22285 * i386.c (counter_mode): New function.
22286 (expand_set_or_movmem_via_loop): Use it.
22287 (expand_movmem_epilogue): Likewise; fix pasto.
22288 (ix86_expand_movmem): Do emit guard even for constant counts.
22289 (ix86_expand_setmem): Likewise.
22291 2007-02-25 Nick Clifton <nickc@redhat.com>
22293 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22294 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22296 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22299 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22300 count argument with 0x10, not with 0x16.
22301 (expand_setmem_epilogue): Ditto.
22303 2007-02-24 Mike Stump <mrs@apple.com>
22305 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22308 2007-02-24 Richard Guenther <rguenther@suse.de>
22310 PR middle-end/30951
22311 * fold-const.c (fold_binary): Fold x +- CST op x for
22312 EQ_EXPR and NE_EXPR.
22314 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22316 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22318 2007-02-24 Jan Hubicka <jh@suse.cz>
22320 * cgraphunit.c (decide_is_function_needed): Honor
22321 -fkeep-inline-functions.
22323 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22325 * builtins.c (fold_builtin_modf): New.
22326 (fold_builtin_2): Use it.
22328 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22330 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22331 (determine_max_iter): Take additional LOOP arg; all callers changed.
22332 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22333 one using simplifications.
22334 (simplify_using_initial_values): Return if the expression becomes
22335 invalid due to altered regs.
22337 2007-02-23 DJ Delorie <dj@redhat.com>
22339 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22341 2007-02-23 Mike Stump <mrs@apple.com>
22343 * tlink.c (scan_linker_output): Parse linker messages from
22344 darwin9's linker better.
22346 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22349 * varpool.c (varpool_assemble_pending_decls): Set
22350 varpool_last_needed_node to null.
22352 2007-02-23 DJ Delorie <dj@redhat.com>
22354 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22355 alignment bigger than the object file can handle.
22357 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22360 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22361 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22362 (*movsf_1): Penalize MMX moves.
22364 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22366 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22367 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22369 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22371 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22373 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22374 (fold_builtin_1): Use them.
22375 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22376 BUILT_IN_SIGNIFICAND.
22378 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22380 * config/i386/i386.c (bdesc_1arg): Initialize
22381 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22382 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22383 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22384 and IX86_BUILTIN_MOVSLDUP.
22386 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22388 PR rtl-optimization/30841
22389 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22391 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22393 * builtins.c (fold_builtin_frexp): New.
22394 (fold_builtin_2): Use it.
22396 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22398 * doc/invoke.texi (Spec Files): Document getenv spec function.
22400 * gcc.c (getenv_spec_function): New function.
22401 (static_spec_functions): Add it.
22402 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22403 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22406 2007-02-22 Michael Matz <matz@suse.de
22409 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22410 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22412 2007-02-22 Ian Lance Taylor <iant@google.com>
22415 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22416 (mem_loc_descriptor): Call it.
22418 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22419 Ira Rosen <irar@il.ibm.com>
22421 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22423 2007-02-22 Ira Rosen <irar@il.ibm.com>
22425 PR tree-optimization/30843
22426 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22427 stores only after all the group is vectorized.
22429 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22431 PR tree-optimization/30858
22432 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22433 in the reduction cycle have a single use in the loop.
22434 * tree-vectorizer.h (relevant): Add documentation.
22436 2007-02-20 Mike Stump <mrs@apple.com>
22438 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22439 * configure: Regenerate.
22441 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22443 Change the defaults of some parameters and options.
22444 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22445 * config/spu/spu.c (spu_optimization_options): Add.
22446 (spu_override_options): Change params in spu_optimization_options.
22447 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22449 Register 127 is only 16 byte aligned when used as a frame pointer.
22450 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22451 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22452 HARD_FRAME_POINTER_REGNUM.
22453 (spu_legitimate_address): Use regno_aligned_for_reload.
22454 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22455 aligned when frame_pointer_needed is true.
22456 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22458 * config/spu/spu.h (INIT_EXPANDERS): Define.
22460 Make sure shift and rotate instructions have valid immediate operands.
22461 * config/spu/predicates.md (spu_shift_operand): Remove.
22462 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22463 * config/spu/constraints.md (W, O): Extend range.
22464 * config/spu/spu.md (umask, nmask): Define.
22465 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22466 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22467 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22468 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22469 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22470 (lshr<mode>3_reg): Fix rtl description.
22472 Make sure mulhisi immediate operands are valid.
22473 * config/spu/predicates.md (imm_K_operand): Add.
22474 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22476 Generate constants using fsmbi and andi.
22477 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22478 (print_operand, spu_split_immediate, classify_immediate,
22479 fsmbi_const_p): Handle IC_FSMBI2.
22481 Correctly handle a CONST_VECTOR containing symbols.
22482 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22483 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22484 (immediate_load_p): Allow symbols that use 2 instructions to create.
22485 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22486 with symbols when flag_pic is set.
22487 (const_vector_immediate_p): New.
22488 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22489 accept a CONST_VECTOR with symbols.
22490 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22491 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22493 * config/spu/spu.md (high, low): Delete.
22494 (low_<mode>): Define.
22496 Remove INTRmode and INTR_REGNUM, which didn't work.
22497 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22499 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22500 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22501 peephole2 pattern): Don't use INTR or 131.
22502 (movintrcc): Delete.
22503 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22504 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22505 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22506 (UNSPEC_SET_INTR): Add.
22507 * config/spu/spu-modes.def (INTR): Remove.
22509 More accurate warnings about run-time relocations.
22510 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22512 Correctly warn about immediate arguments to specific intrinsics.
22513 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22514 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22515 the instruction predicate.
22517 Fix tree check errors with latest update.
22518 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22520 (spu_expand_builtin): Use CALL_EXPR_FN.
22522 Add missing specific intrinsics.
22523 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22525 * config/spu/spu_internals.h: Ditto.
22527 Fix incorrect operand modifiers.
22528 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22529 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22531 Optimize one case of zero_extend of a vec_select.
22532 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22534 Accept any immediate for hbr.
22535 * config/spu/spu.md (hbr): Change s constraints to i.
22537 2007-02-21 Paul Brook <paul@codesourcery.com>
22539 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22540 condexec_count when skipping USE and CLOBBER.
22542 2007-02-21 Nick Clifton <nickc@redhat.com>
22544 * common.opt (Warray-bounds): Add Warning attribute.
22545 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22547 (fsized-zeroes): Add Optimization attribute.
22548 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22549 * c.opt (Wc++0x-compat): Add Warning attribute.
22551 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22553 PR middle-end/30761
22554 * reload1.c (eliminate_regs_in_insn): In the single_set special
22555 case, attempt to re-recognize the insn before falling back to
22556 having reload fix it up.
22558 2007-02-20 Eric Christopher <echristo@gmail.com>
22560 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22561 Rewrite accordingly.
22562 (frv_read_iacc_argument): Ditto.
22563 (frv_expand_set_builtin): Take a call instead of arglist, update for
22565 (frv_expand_unop_builtin): Ditto.
22566 (frv_expand_binop_builtin): Ditto.
22567 (frv_expand_cut_builtin): Ditto.
22568 (frv_expand_binopimm_builtin): Ditto.
22569 (frv_expand_voidbinop_builtin): Ditto.
22570 (frv_expand_int_void2arg): Ditto.
22571 (frv_expand_prefetches): Ditto.
22572 (frv_expand_voidtriop_builtin): Ditto.
22573 (frv_expand_voidaccop_builtin): Ditto.
22574 (frv_expand_load_builtin): Ditto.
22575 (frv_expand_store_builtin): Ditto.
22576 (frv_expand_mdpackh_builtin): Ditto.
22577 (frv_expand_mclracc_builtin): Ditto.
22578 (frv_expand_mrdacc_builtin): Ditto.
22579 (frv_expand_mwtacc_builtin): Ditto.
22580 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22583 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22585 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22586 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22588 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22589 point instructions.
22590 * configure: Regenerate.
22591 * config.in: Regenerate.
22592 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22593 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22594 masks to power6 and power6x and to POWERPC_MASKS.
22595 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22597 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22598 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22599 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22600 Access PROTOTYPE as variable, not mask.
22602 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22604 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22605 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22606 * combine.c (adjust_for_new_dest): Use it.
22607 * postreload.c (reload_combine): Likewise.
22609 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22611 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22612 notes on an insn with multiple sets, even if single_set returns
22613 non-NULL for that insn.
22615 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22617 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22618 scalbn and scalbln.
22620 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22622 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22623 if user didn't pass it.
22624 * config/i386/darwin.h (CC1_SPEC): Likewise.
22625 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22626 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22627 -mmacosx-version-min.
22629 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22630 Uros Bizjak <ubizjak@gmail.com>
22632 * optabs.h (enum optab_index): Add new OTI_scalb.
22633 (scalb_optab): Define corresponding macro.
22634 * optabs.c (init_optabs): Initialize scalb_optab.
22635 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22637 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22638 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22639 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22640 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22641 flag_unsafe_math_optimizations is set.
22643 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22644 to implement scalbf, scalb and scalbl built-ins as inline x87
22647 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22648 DJ Delorie <dj@redhat.com>
22651 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22652 (diagnostic_report_diagnostic): ... here, and turn them into real
22653 errors. If warnings are inhibited, no need to do anything.
22655 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22657 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22658 better code generation.
22660 2007-02-20 Ben Elliston <bje@au.ibm.com>
22662 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22664 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22666 * config/alpha/alpha.c, config/alpha/alpha.md,
22667 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22668 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22669 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22670 config/arm/lib1funcs.asm: Follow spelling conventions.
22672 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22673 config/fr30/fr30.md, config/i386/i386.h,
22674 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22675 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22676 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22677 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22678 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22679 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22680 config/sparc/sparc.c, config/sparc/sparc.h,
22681 config/sparc/sparc.md, config/spu/constraints.md,
22682 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22685 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22688 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22691 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22693 * doc/invoke.texi (-ftree-lrs): Remove.
22695 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22697 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22700 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22702 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22703 new CALL_EXPR_FN macro for retrieving the function
22704 declaration of the input expression.
22706 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22708 * c.opt (Waddress): New.
22709 * common.opt (Walways-true): Delete.
22710 (Wstring-literal-comparison): Delete.
22711 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22712 -Wstring-literal-comparison. Add -Waddress.
22714 (Walways-true): Delete.
22715 (Wstring-literal-comparison): Delete.
22716 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22717 consistently instead of -Walways-true in example.
22718 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22719 * c-typeck.c (parser_build_binary_op): Replace
22720 -Wstring-literal-comparison and -Walways-true with -Waddress.
22721 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22724 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22726 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22727 without DECL_STRUCT_FUNCTION initialized.
22729 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22731 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22732 due to calls to functions taking pointers as parameters.
22734 2007-02-19 Richard Henderson <rth@redhat.com>
22737 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22740 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22742 * config/s390/s390.c (s390_call_saved_register_used,
22743 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22744 accessed to the new scheme.
22746 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22748 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22749 (cris_print_index, cris_print_operand, cris_print_operand_address)
22750 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22751 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22752 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22753 GET_CODE () == xxx.
22754 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22755 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22756 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22757 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22758 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22759 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22760 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22761 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22762 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22763 (uminsi3, call, call_value): Ditto.
22764 (define_split: indir_to_reg_split, unnamed): Ditto.
22766 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22768 PR tree-optimization/30975
22769 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22772 2007-02-18 Eric Christopher <echristo@gmail.com>
22774 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22775 Remove use of arglist.
22776 (mips_expand_builtin): Remove use of arglist, pass in expr.
22777 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22778 (mips_expand_builtin_movtf): Ditto.
22779 (mips_expand_builtin_compare): Ditto.
22781 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22783 * tree-sra.c (sra_build_assignment): Replace assertion
22784 checking with a comment explaining why it can't be done.
22786 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22788 PR middle-end/30833
22789 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22790 during CALL_EXPR representation conversion.
22791 * tree-ssa-propagate.c (set_rhs): Likewise.
22793 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22795 * tree-sra.c (sra_build_assignment): Disable assertion checking
22798 2007-02-18 Roger Sayle <roger@eyesopen.com>
22800 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22801 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22802 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22804 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22805 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22806 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22807 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22808 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22809 force_gimple_operand): Likewise.
22810 * ipa-cp.c (constant_val_insert): Likewise.
22811 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22812 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22813 perfect_nestify): Likewise.
22814 * langhooks.c (lhd_omp_assignment): Likewise.
22815 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22816 lower_copyprivate_clauses, lower_send_clauses,
22817 lower_send_shared_vars, expand_parallel_call,
22818 expand_omp_for_generic, expand_omp_for_static_nochunk,
22819 expand_omp_for_static_chunk, expand_omp_sections,
22820 lower_omp_single_copy, lower_omp_for_lastprivate,
22821 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22822 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22823 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22826 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22828 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22829 config/sh/sh.md: Follow spelling conventions.
22831 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22832 config/frv/predicates.md: Follow spelling conventions.
22834 * config/m68k/linux-unwind.h: Fix a comment typo.
22835 * target.h: Follow spelling conventions.
22837 2007-02-18 Roger Sayle <roger@eyesopen.com>
22839 PR rtl-optimization/28173
22840 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22841 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22842 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22843 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22844 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22846 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22848 * builtins.c (fold_builtin_load_exponent): New.
22849 (fold_builtin_2): Use it.
22851 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22853 PR rtl-optimization/30773
22854 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22855 if we fail to attach a REG_EQUIV note.
22857 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22858 Roger Sayle <roger@eyesopen.com>
22860 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22862 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22864 * calls.c (initialize_argument_information): Pass original EXP
22865 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22866 code to split complex arguments here, as part of initializing the
22868 (expand_call): Remove code that builds a list of arguments and
22869 inserts implicit arguments into it. Instead, just count how many
22870 implicit arguments there will be so we can determine the size of
22871 the ARGS array, and let initialize_argument_information do the work.
22872 (split_complex_values): Delete unused function.
22874 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22876 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22878 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22880 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22881 for arg pointer based indexed addressing.
22883 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22885 * config/ia64/ia64.h, config/ia64/ia64.md,
22886 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22887 spelling conventions.
22889 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22891 * config/m68k/m68k.c (split_di): New.
22892 * config/m68k/m68k-protos.h: Declare split_di.
22893 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22894 Improve predicate handling and split constant shifts.
22896 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22898 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22899 parameter for register bitfield operations, general predicates
22902 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22904 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22905 * config/m68k/linux-unwind.h: New file.
22907 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22909 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22910 config/i386/athlon.md, config/ia64/ia64.md,
22911 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22912 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22913 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22914 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22915 tree-vect-transform.c: Fix comment typos.
22917 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22919 * sched-deps.c (find_insn_list): Remove.
22920 * sched-int.h: Remove the prototype for find_insn_list.
22922 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22924 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22926 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22927 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22928 darwin_rs6000_override_options.
22929 (C_COMMON_OVERRIDE_OPTIONS): Expect
22930 darwin_macosx_version_min to be non-NULL always.
22931 (TARGET_C99_FUNCTIONS): Likewise.
22932 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22933 (DARWIN_MINVERSION_SPEC): New.
22934 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22935 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22937 (DARWIN_MINVERSION_SPEC): New.
22938 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22940 * config/darwin-c.c (darwin_cpp_builtins): Expect
22941 darwin_macosx_version_min to be non-NULL always.
22943 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22945 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22947 * config/i386/i386.h (x86_use_xchgb): New.
22948 (TARGET_USE_XCHGB): New macro.
22949 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22950 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22951 Split after reload into bswaphi for shifts of 8.
22952 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22953 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22954 or when optimizing for size.
22956 2007-02-16 Richard Guenther <rguenther@suse.de>
22957 Christian Bruel <christian.bruel@st.com>
22959 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22960 DECLs but prefer SSA_NAMEs over DECLs.
22962 2007-02-16 Richard Guenther <rguenther@suse.de>
22964 * tree-flow-inline.h (single_imm_use_p): Remove.
22965 (zero_imm_uses_p): Likewise.
22966 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22967 instead of single_imm_use_p.
22968 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22971 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22974 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22975 nested double- and backquotes.
22977 2007-02-15 Roger Sayle <roger@eyesopen.com>
22979 PR middle-end/30391
22980 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22981 should be unreachable.
22982 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22983 For the time being redirect GIMPLE_MODIFY_STMT to the new
22984 (renamed) build_gimple_modify_stmt_stat.
22985 (build2_gimple_stat): Rename to...
22986 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22987 Always build a GIMPLE_MODIFY_STMT node.
22988 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22989 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22992 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22993 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22994 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22995 expand_complex_div_wide): Likewise.
22996 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22997 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22998 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22999 * tree-ssa-loop-manip.c (create_iv): Likewise.
23000 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23001 abs_replacement): Likewise.
23002 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23003 realify_fake_stores): Likewise.
23005 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23006 node rather than a GIMPLE_MODIFY_STMT node.
23007 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23008 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23010 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23011 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23012 GIMPLE_MODIFY_STMT.
23014 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23016 PR middle-end/30433
23017 * fold-const.c (fold_comparison): Add back the
23018 folding of constant complex comparisions.
23020 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23022 PR middle-end/30729
23023 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23024 effects unknown to this function, return early.
23026 2007-02-15 Ian Lance Taylor <iant@google.com>
23028 * lower-subreg.c (move_eh_region_note): New static function.
23029 (resolve_simple_move): Call it.
23030 (decompose_multiword_subregs): Track blocks for which we resolve a
23031 simple move which is also a control flow insn. Pass them to
23032 find_many_sub_basic_blocks.
23033 (pass_lower_subreg): Add TODO_verify_flow.
23034 (pass_lower_subreg2): Likewise.
23036 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23037 Brooks Moses <brooks.moses@codesourcery.com>
23038 Lee Millward <lee.millward@codesourcery.com>
23040 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23041 (VL_EXP_CLASS_P): New.
23042 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23044 (TREE_OPERAND_CHECK_CODE): Likewise.
23045 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23046 (TREE_RTL_OPERAND_CHECK): Likewise.
23047 (tree_operand_check_failed): Make second parameter the whole tree
23048 instead of its code. Fixed callers.
23049 (VL_EXP_CHECK): New.
23050 (TREE_OPERAND_LENGTH): New.
23051 (VL_EXP_OPERAND_LENGTH): New.
23052 (CALL_EXPR_FN): New.
23053 (CALL_EXPR_STATIC_CHAIN): New.
23054 (CALL_EXPR_ARGS): New.
23055 (CALL_EXPR_ARG): New.
23056 (call_expr_nargs): New.
23057 (CALL_EXPR_ARGP): New.
23058 (build_nt_call_list): Declare.
23059 (build_vl_exp_stat): Declare.
23060 (build_vl_exp): New.
23061 (build_call_list): Declare.
23062 (build_call_nary): Declare.
23063 (build_call_valist): Declare.
23064 (build_call_array): Declare.
23065 (call_expr_arg): Declare.
23066 (call_expr_argp): Declare.
23067 (call_expr_arglist): Declare.
23068 (fold_build_call_list): Declare.
23069 (fold_build_call_list_initializer): Declare.
23070 (fold_call_expr): Declare to replace fold_builtin.
23071 (fold_builtin_fputs): Update to agree with modified definition.
23072 (fold_builtin_strcpy): Likewise.
23073 (fold_builtin_strncpy): Likewise.
23074 (fold_builtin_memory_chk): Likewise.
23075 (fold_builtin_stxcpy_chk): Likewise.
23076 (fold_builtin_strncpy_chk): Likewise.
23077 (fold_builtin_next_arg): Likewise.
23078 (fold_build_call_expr): Declare.
23079 (fold_builtin_call_list): Declare.
23080 (fold_builtin_call_valist): Declare.
23081 (build_call_expr): Declare.
23082 (validate_arglist): Update to agree with modified definition.
23083 (tree_operand_length): New.
23084 (call_expr_arg_iterator): New.
23085 (init_call_expr_arg_iterator): New.
23086 (next_call_expr_arg): New.
23087 (first_call_expr_arg): New.
23088 (more_call_expr_args_p): New.
23089 (FOR_EACH_CALL_EXPR_ARG): New.
23091 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23092 and tcc_gimple_stmt.
23093 (tree_code_size): Update documentation. Use sizeof (tree) rather
23094 than sizeof (char *).
23095 (tree_size): Likewise. Add case for tcc_vl_exp.
23096 (tree_node_structure): Add case for tcc_vl_exp.
23097 (contains_placeholder_p): Likewise.
23098 (substitute_in_expr): Likewise.
23099 (substitute_placeholder_in_expr): Likewise.
23100 (stabilize_reference_1): Likewise.
23101 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23102 to diagnose breakage of this interface for constructing CALL_EXPRs.
23103 (build_nt): Add similar assertion here.
23104 (build_nt_call_list): New.
23105 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23106 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23108 (get_callee_fndecl): Use new CALL_EXPR accessors.
23109 (tree_operand_check_failed): Change parameters to pass entire node
23110 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23111 (process_call_operands): New.
23112 (build_vl_exp_stat): New.
23113 (build_call_list): New.
23114 (build_call_nary): New.
23115 (build_call_valist): New.
23116 (build_call_array): New.
23117 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23118 (call_expr_arglist): New.
23120 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23121 tcc_vl_exp instead of a fixed-size tcc_expression.
23123 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23124 accessors for CALL_EXPRs.
23125 (AGGR_INIT_EXPR): Likewise.
23127 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23128 Brooks Moses <brooks.moses@codesourcery.com>
23129 Lee Millward <lee.millward@codesourcery.com>
23131 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23132 (expand_builtin_nonlocal_goto): Change parameter to be entire
23133 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23134 (expand_builtin_prefetch): Likewise.
23135 (expand_builtin_classify_type): Likewise.
23136 (mathfn_built_in): Return NULL_TREE instead of 0.
23137 (expand_errno_check): Use new CALL_EXPR accessors.
23138 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23139 Return NULL_RTX instead of 0.
23140 (expand_builtin_mathfn_2): Likewise.
23141 (expand_builtin_mathfn_3): Likewise.
23142 (expand_builtin_interclass_mathfn): Likewise.
23143 (expand_builtin_sincos): Likewise.
23144 (expand_builtin_cexpi): Likewise.
23145 (expand_builtin_int_roundingfn): Likewise.
23146 (expand_builtin_int_roundingfn_2): Likewise.
23147 (expand_builtin_pow): Likewise.
23148 (expand_builtin_powi): Likewise.
23149 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23150 of arglist, fixing callers appropriately. Use new CALL_EXPR
23151 accessors and constructors. Return NULL_RTX instead of 0.
23152 (expand_builtin_strstr): Likewise.
23153 (expand_builtin_strchr): Likewise.
23154 (expand_builtin_strrchr): Likewise.
23155 (expand_builtin_strpbrk): Likewise.
23156 (expand_builtin_memcpy): Likewise.
23157 (expand_builtin_mempcpy): Likewise.
23158 (expand_builtin_mempcpy_args): New.
23159 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23160 (expand_builtin_memmove_args): New.
23161 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23162 (expand_movstr): Likewise.
23163 (expand_builtin_strcpy): Likewise.
23164 (expand_builtin_strcpy_args): New.
23165 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23166 (expand_builtin_strncpy): Likewise.
23167 (expand_builtin_memset): Likewise.
23168 (expand_builtin_memset_args): New.
23169 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23170 (expand_builtin_memcmp): Likewise.
23171 (expand_builtin_strcmp): Likewise.
23172 (expand_builtin_strncmp): Likewise.
23173 (expand_builtin_strcat): Likewise.
23174 (expand_builtin_strncat): Likewise.
23175 (expand_builtin_strspn): Likewise.
23176 (expand_builtin_strcspn): Likewise.
23177 (expand_builtin_args_info): Likewise.
23178 (expand_builtin_va_start): Likewise.
23179 (gimplify_va_arg_expr): Likewise.
23180 (expand_builtin_va_end): Likewise.
23181 (expand_builtin_va_copy): Likewise.
23182 (expand_builtin_frame_address): Likewise.
23183 (expand_builtin_alloca): Likewise.
23184 (expand_builtin_bswap): Likewise.
23185 (expand_builtin_unop): Likewise.
23186 (expand_builtin_fputs): Likewise.
23187 (expand_builtin_expect): Likewise.
23188 (expand_builtin_fabs): Likewise.
23189 (expand_builtin_copysign): Likewise.
23190 (expand_builtin_printf): Likewise.
23191 (expand_builtin_fprintf): Likewise.
23192 (expand_builtin_sprintf): Likewise.
23193 (expand_builtin_init_trampoline): Likewise.
23194 (expand_builtin_signbit): Likewise.
23195 (expand_builtin_fork_or_exec): Likewise.
23196 (expand_builtin_sync_operation): Likewise.
23197 (expand_builtin_compare_and_swap): Likewise.
23198 (expand_builtin_lock_test_and_set): Likewise.
23199 (expand_builtin_lock_release): Likewise.
23200 (expand_builtin): Likewise.
23201 (builtin_mathfn_code): Likewise.
23203 (fold_builtin_constant_p): Pass call arguments individually instead
23204 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23205 accessors and constructors. Return NULL_TREE instead of 0.
23206 (fold_builtin_expect): Likewise.
23207 (fold_builtin_classify_type): Likewise.
23208 (fold_builtin_strlen): Likewise.
23209 (fold_builtin_nan): Likewise.
23210 (integer_valued_real_p): Likewise.
23211 (fold_trunc_transparent_mathfn): Likewise.
23212 (fold_fixed_mathfn): Likewise.
23213 (fold_builtin_cabs): Likewise.
23214 (fold_builtin_sqrt): Likewise.
23215 (fold_builtin_cbrt): Likewise.
23216 (fold_builtin_cos): Likewise.
23217 (fold_builtin_cosh): Likewise.
23218 (fold_builtin_tan): Likewise.
23219 (fold_builtin_sincos): Likewise.
23220 (fold_builtin_cexp): Likewise.
23221 (fold_builtin_trunc): Likewise.
23222 (fold_builtin_floor): Likewise.
23223 (fold_builtin_ceil): Likewise.
23224 (fold_builtin_round): Likewise.
23225 (fold_builtin_int_roundingfn): Likewise.
23226 (fold_builtin_bitop): Likewise.
23227 (fold_builtin_bswap): Likewise.
23228 (fold_builtin_logarithm): Likewise.
23229 (fold_builtin_hypot): Likewise.
23230 (fold_builtin_pow): Likewise.
23231 (fold_builtin_powi): Likewise.
23232 (fold_builtin_exponent): Likewise.
23233 (fold_builtin_memset): Likewise.
23234 (fold_builtin_bzero): Likewise.
23235 (fold_builtin_memory_op): Likewise.
23236 (fold_builtin_bcopy): Deleted; call site changed to invoke
23237 fold_builtin_memory_op directly.
23238 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23239 (fold_builtin_strncpy): Likewise.
23240 (fold_builtin_memcmp): Likewise.
23241 (fold_builtin_strcmp): Likewise.
23242 (fold_builtin_strncmp): Likewise.
23243 (fold_builtin_signbit): Likewise.
23244 (fold_builtin_copysign): Likewise.
23245 (fold_builtin_isascii): Likewise.
23246 (fold_builtin_toascii): Likewise.
23247 (fold_builtin_isdigit): Likewise.
23248 (fold_builtin_fabs): Likewise.
23249 (fold_builtin_abs): Likewise.
23250 (fold_builtin_fmin_fmax): Likewise.
23251 (fold_builtin_carg): Likewise.
23252 (fold_builtin_classify): Likewise.
23253 (fold_builtin_unordered_cmp): Likewise.
23255 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23256 New functions split out from fold_builtin_1.
23257 (fold_builtin_n): New.
23258 (fold_builtin_varargs): New.
23259 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23261 (fold_call_expr): New.
23262 (build_function_call_expr): Rewrite to use new helper function.
23263 (fold_builtin_call_list): New.
23264 (build_call_expr): New.
23265 (fold_builtin_call_valist): New.
23266 (rewrite_call_expr): New.
23267 (validate_arg): New.
23268 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23269 of an arglist. Change return type to bool. Use new CALL_EXPR
23272 (fold_builtin_strstr): Pass call arguments individually instead
23273 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23274 accessors and constructors. Return NULL_TREE instead of 0.
23275 (fold_builtin_strchr): Likewise.
23276 (fold_builtin_strrchr): Likewise.
23277 (fold_builtin_strpbrk): Likewise.
23278 (fold_builtin_strcat): Likewise.
23279 (fold_builtin_strncat): Likewise.
23280 (fold_builtin_strspn): Likewise.
23281 (fold_builtin_strcspn): Likewise.
23282 (fold_builtin_fputs): Likewise.
23283 (fold_builtin_next_arg): Likewise.
23284 (fold_builtin_sprintf): Likewise.
23286 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23287 NULL_RTX instead of 0.
23288 (expand_builtin_memory_chk): Likewise.
23289 (maybe_emit_chk_warning): Likewise.
23290 (maybe_emit_sprintf_chk_warning): Likewise.
23292 (fold_builtin_object_size): Pass call arguments individually instead
23293 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23294 accessors and constructors. Return NULL_TREE instead of 0.
23295 (fold_builtin_memory_chk): Likewise.
23296 (fold_builtin_stxcpy_chk): Likewise.
23297 (fold_builtin_strncpy_chk): Likewise.
23298 (fold_builtin_strcat_chk): Likewise.
23299 (fold_builtin_strcat_chk): Likewise.
23300 (fold_builtin_strncat_chk): Likewise.
23301 (fold_builtin_sprintf_chk): Likewise.
23302 (fold_builtin_snprintf_chk): Likewise.
23303 (fold_builtin_printf): Likewise.
23304 (fold_builtin_vprintf): Likewise.
23306 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23308 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23309 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23310 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23311 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23312 (fold_unary): Likewise.
23313 (fold_binary): Likewise.
23314 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23315 ternary expressions.
23316 (fold): Add logic for tcc_vl_exp.
23317 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23318 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23319 (fold_build3_stat): Add assertion to flag broken interface for
23320 constructing CALL_EXPRs.
23321 (fold_build_call_list): New.
23322 (fold_build_call_list_initializer): New.
23323 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23325 (fold_strip_sign_ops): Likewise.
23327 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23328 Brooks Moses <brooks.moses@codesourcery.com>
23329 Lee Millward <lee.millward@codesourcery.com>
23331 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23332 accessors and dump arguments explicitly.
23334 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23336 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23338 (print_call_name): Use new CALL_EXPR accessors.
23340 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23341 CALL_EXPR arguments explicitly instead of as a list. Use
23342 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23344 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23345 (vrp_visit_stmt): Likewise.
23347 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23348 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23350 (force_move_till_expr): Likewise.
23352 * targhooks.c (default_external_stack_protect_fail): Use
23353 build_call_expr instead of build_function_call_expr.
23354 (default_hidden_stack_protect_fail): Likewise.
23356 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23359 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23360 and walk arguments explicitly.
23362 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23363 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23364 (expand_simple_operations): Likewise.
23365 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23367 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23368 of TREE_CODE_LENGTH.
23369 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23371 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23372 instead of TREE_CODE_LENGTH.
23374 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23375 (tree_ic_transform): Likewise.
23376 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23377 parameter instead of arglist. Fix callers.
23378 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23379 (tree_stringops_transform): Likewise.
23380 (tree_indirect_call_to_profile): Likewise.
23381 (tree_stringops_values_to_profile): Likewise.
23383 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23384 (eliminate_tail_call): Likewise.
23386 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23388 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23389 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23391 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23393 * omp-low.c (build_omp_barrier): Use build_call_expr.
23394 (lower_rec_input_clauses): Likewise.
23395 (lower_reduction_clauses): Likewise.
23396 (expand_parallel_call): Likewise.
23397 (maybe_catch_exception): Likewise.
23398 (expand_omp_for_generic): Likewise.
23399 (expand_omp_for_static_nochunk): Likewise.
23400 (expand_omp_sections): Likewise.
23401 (lower_omp_single_simple): Likewise.
23402 (lower_omp_single_copy): Likewise.
23403 (lower_omp_master): Likewise.
23404 (lower_omp_ordered): Likewise.
23405 (lower_omp_critical): Likewise.
23407 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23408 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23410 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23411 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23412 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23414 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23415 and generalize to handle any number of operands.
23416 (chrec_contains_undetermined): Likewise.
23417 (tree_contains_chrecs): Likewise.
23418 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23420 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23422 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23423 fold_call_expr instead of fold_builtin.
23424 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23425 match declarations there.
23426 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23429 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23430 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23432 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23433 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23435 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23438 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23439 (execute_cse_sincos): Use new CALL_EXPR accessors.
23441 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23443 * gimple-low.c (lower_function_body): Use build_call_expr.
23444 (lower_builtin_setjmp): Likewise.
23446 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23447 (set_storage_via_libcall): Likewise.
23448 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23449 instead of TREE_CODE_LENGTH.
23450 (expand_expr_real_1): Use new CALL_EXPR accessors.
23452 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23453 generalize to handle any number of operands.
23454 (TB_parent_eq): Likewise.
23456 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23457 (strip_builtin_expect): Likewise.
23459 * function.c (gimplify_parameters): Use build_call_expr.
23461 * tree-vectorizer.c (vect_is_simple_reduction): Use
23462 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23464 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23465 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23467 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23470 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23471 (gimplify_decl_expr): Likewise.
23472 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23473 Use new CALL_EXPR iterators.
23474 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23475 (gimplify_modify_expr_to_memset): Likewise.
23476 (gimplify_variable_sized_compare): Likewise.
23477 (gimplify_omp_atomic_fetch_op): Likewise.
23478 (gimplify_omp_atomic_pipeline): Likewise.
23479 (gimplify_omp_atomic_mutex): Likewise.
23480 (gimplify_function_tree): Likewise.
23482 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23483 (call_expr_flags): Likewise.
23484 (expand_call): Likewise.
23486 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23487 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23490 * coverage.c (create_coverage): Use build_call_expr.
23492 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23493 (temp_call_expr_obstack): New.
23494 (pool_copy_list): Delete.
23495 (temp_copy_call_expr): New.
23496 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23497 CALL_EXPR accessors. Get rid of special goo for copying argument
23498 lists and use temp_copy_call_expr instead.
23499 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23500 CALL_EXPR accessors.
23501 (create_expression_by_pieces): Likewise. Use build_call_array
23502 to construct the result instead of fold_build3.
23503 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23504 dealing with argument lists.
23505 (init_pre): Remove references to expression_node_pool and
23506 list_node_pool. Init temp_call_expr_obstack instead.
23507 (fini_pre): Remove references to expression_node_pool and
23510 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23511 and walk arguments explicitly instead of as a list.
23513 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23514 (mx_register_decls): Likewise.
23515 (mudflap_register_call): Likewise.
23516 (mudflap_finish_file): Likewise.
23518 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23519 (ipa_callsite_compute_param): Likewise.
23521 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23522 accessors and constructor.
23524 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23525 accessors and constructor.
23526 (convert_tramp_reference): Likewise.
23527 (convert_call_expr): Likewise.
23528 (finalize_nesting_tree_1): Likewise.
23530 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23533 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23535 * tree-inline.c (initialize_inlined_parameters): Pass entire
23536 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23538 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23539 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23541 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23542 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23543 (vectorizable_reduction): Likewise.
23544 (vectorizable_call): Use new CALL_EXPR iterators.
23545 (vectorizable_conversion): Use build_call_expr.
23546 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23547 (vect_gen_widened_results_half): Use build_call_expr.
23548 (vect_setup_realignment): Likewise.
23549 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23551 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23552 (pass_through_call): Likewise.
23553 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23556 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23557 (tree_gen_pow2_profiler): Likewise.
23558 (tree_gen_one_value_profiler): Likewise.
23559 (tree_gen_ic_func_profiler): Likewise.
23560 (tree_gen_average_profiler): Likewise.
23561 (tree_gen_ior_profiler): Likewise.
23563 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23564 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23565 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23567 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23568 of TREE_CODE_LENGTH.
23570 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23571 of TREE_CODE_LENGTH.
23573 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23575 (convert_to_integer): Likewise.
23577 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23580 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23581 Brooks Moses <brooks.moses@codesourcery.com>
23582 Lee Millward <lee.millward@codesourcery.com>
23584 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23586 * config/frv/frv.c (frv_expand_builtin): Likewise.
23587 * config/s390/s390.c (s390_expand_builtin): Likewise.
23589 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23590 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23592 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23593 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23594 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23595 (ix86_expand_store_builtin): Likewise.
23596 (ix86_expand_unop_builtin): Likewise.
23597 (ix86_expand_unop1_builtin): Likewise.
23598 (ix86_expand_sse_compare): Likewise.
23599 (ix86_expand_sse_comi): Likewise.
23600 (ix86_expand_vec_init_builtin): Likewise.
23601 (ix86_expand_vec_ext_builtin): Likewise.
23602 (ix86_expand_vec_set_builtin): Likewise.
23603 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23605 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23606 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23608 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23609 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23610 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23612 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23614 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23615 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23616 arglist. Use new CALL_EXPR accessors. Fix callers.
23617 (altivec_expand_abs_builtin): Likewise.
23618 (rs6000_expand_binop_builtin): Likewise.
23619 (altivec_expand_predicate_builtin): Likewise.
23620 (altivec_expand_lv_builtin): Likewise.
23621 (spe_expand_stv_builtin): Likewise.
23622 (altivec_expand_stv_builtin): Likewise.
23623 (rs6000_expand_ternop_builtin): Likewise.
23624 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23625 (altivec_expand_st_builtin): Likewise.
23626 (altivec_expand_dst_builtin): Likewise.
23627 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23628 arglist. Use new CALL_EXPR accessors. Fix callers.
23629 (altivec_expand_vec_set_builtin): Likewise.
23630 (altivec_expand_vec_ext_builtin): Likewise.
23631 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23632 (spe_expand_builtin): Likewise.
23633 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23634 arglist. Use new CALL_EXPR accessors. Fix callers.
23635 (spe_expand_evsel_builtin): Likewise.
23636 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23637 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23639 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23640 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23641 (arm_expand_unop_builtin): Likewise.
23642 (arm_expand_builtin): Use new CALL_EXPR accessors.
23644 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23647 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23648 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23650 (bfin_expand_unop_builtin): Likewise.
23651 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23653 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23654 Brooks Moses <brooks.moses@codesourcery.com>
23655 Lee Millward <lee.millward@codesourcery.com>
23657 * c-semantics.c (build_stmt): Add internal diagnostic check.
23659 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23660 accessors. Print arguments explicitly instead of as a list.
23662 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23664 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23665 (c_finish_omp_flish): Likewise.
23667 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23668 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23669 instead of TREE_CODE_LENGTH.
23670 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23671 (c_warn_unused_result): Likewise.
23673 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23676 * doc/invoke.texi (Warning Options): Remove
23677 -Werror-implicit-function-declaration.
23678 (Wimplicit-function-declaration): Update description.
23679 * opts.c (common_handle_option): Move handling of -Werror=* to...
23680 (enable_warning_as_error): ...here.
23681 * opts.h (enable_warning_as_error): Declare.
23682 * c-decl.c (implicit_decl_warning): Unless
23683 -Wno-implicit-function-declaration is given, emit a pedwarn if
23684 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23685 * c.opt (Wimplicit-function-declaration): Replace
23686 mesg_implicit_function_declaration with
23687 warn_implicit_function_declaration.
23688 * c-opts.c (c_common_handle_option):
23689 -Werror-implicit-function-declaration is exactly equal as
23690 -Werror=implicit-function-declaration.
23691 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23692 warn_implicit_function_declaration.
23693 (c_common_post_options): -Wimplict-function-declaration is enabled
23694 by default by -std=c99, otherwise is disabled by default.
23695 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23697 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23699 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23700 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23701 former is ignored but not the latter.
23703 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23705 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23706 is made and the reference doesn't use the alias set of its type,
23707 do not create the temporary using that type.
23709 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23711 * jump.c: Remove prototypes for delete_computation and
23712 delete_prior_computation.
23714 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23716 * jump.c (get_label_after): Delete.
23717 (get_label_before, delete_computation, delete_jump,
23718 delete_prior_computation, follow_jumps): Move...
23719 * reorg.c (delete_computation, delete_prior_computation): ... here...
23720 (get_label_before, delete_jump): ... making these static ...
23721 (follow_jumps): ... and simplifying this since it only runs after
23723 * rtl.h (get_label_after, get_label_before, delete_jump,
23724 follow_jumps): Delete prototypes.
23726 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23728 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23730 2007-02-15 Nick Clifton <nickc@redhat.com>
23732 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23733 order to prevent it from being munged by the target.
23735 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23737 * config/i386/i386.md: Remove misleading comment.
23739 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23741 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23742 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23745 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23747 * tree-sra.c (instantiate_missing_elements): Canonicalize
23749 (sra_build_assignment): New.
23750 (generate_copy_inout, generate_element_copy,
23751 generate_element_zero, generate_one_element_init): Use it.
23753 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23755 * tree-sra.c (instantiate_missing_elements): Canonicalize
23757 (sra_build_assignment): New.
23758 (generate_copy_inout, generate_element_copy,
23759 generate_element_zero, generate_one_element_init): Use it.
23761 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23763 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23766 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23768 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23769 types as aggregates not scalars.
23770 * function.c (assign_stack_temp_for_type): Likewise.
23772 2007-02-14 Roger Sayle <roger@eyesopen.com>
23773 Zdenek Dvorak <dvorakz@suse.cz>
23775 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23778 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23780 * passes.c (next_pass_1): Clear the next field of the copied
23783 2007-02-14 Richard Henderson <rth@redhat.com>
23785 * tree-sra.c (early_sra): New.
23786 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23787 (tree_sra_early, pass_sra_early): New.
23788 * tree-pass.h (pass_sra_early): Declare.
23789 * passes.c (init_optimization_passes): Use it.
23791 2007-02-14 Richard Guenther <rguenther@suse.de>
23793 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23795 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23797 PR tree-optimization/30771
23798 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23800 (vect_analyze_operations): Induction phis can now be marked as
23802 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23803 Update documentation accordingly.
23805 2007-02-14 Nick Clifton <nickc@redhat.com>
23807 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23808 most 3 arguments are supported.
23809 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23811 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23813 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23814 Ensure dst->current is valid.
23816 2007-02-13 Paul Brook <paul@codesourcery.com>
23818 * config.gcc: Add arm*-*-uclinux-*eabi.
23819 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23820 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23821 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23822 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23823 (LINK_SPEC): Define.
23824 (LIB_SPEC): Define.
23825 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23827 * config/arm/uclinux-eabi.h: New file.
23828 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23829 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23832 2007-02-13 Ian Lance Taylor <iant@google.com>
23834 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23835 * flags.h (warn_strict_overflow): Declare.
23836 (enum warn_strict_overflow_code): Define.
23837 (issue_strict_overflow_warning): New static inline function.
23838 * opts.c (warn_strict_overflow): New variable.
23839 (common_handle_option): Handle OPT_Wstrict_overflow and
23840 OPT_Wstrict_overflow_.
23841 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23843 * fold-const.c: Include intl.h.
23844 (fold_deferring_overflow_warnings): New static variable.
23845 (fold_deferred_overflow_warning): New static variable.
23846 (fold_deferred_overflow_code): New static variable.
23847 (fold_defer_overflow_warnings): New function.
23848 (fold_undefer_overflow_warnings): New function.
23849 (fold_undefer_and_ignore_overflow_warnings): New function.
23850 (fold_deferring_overflow_warnings_p): New function.
23851 (fold_overflow_warning): New static function.
23852 (make_range): Add strict_overflow_p parameter. Change all
23854 (extract_muldiv, extract_muldiv_1): Likewise.
23855 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23856 tree_expr_nonnegative_p.
23857 (fold_negate_expr): Call fold_overflow_warning.
23858 (fold_range_test): Likewise.
23859 (fold_comparison): Likewise.
23860 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23861 instead of tree_expr_nonnegative_p.
23862 (tree_expr_nonnegative_warnv_p): Rename from
23863 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23864 (tree_expr_nonnegative_p): New function.
23865 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23866 strict_overflow_p parameter.
23867 (tree_expr_nonzero_p): New function.
23868 * passes.c (verify_interpass_invariants): New static function.
23869 (execute_one_pass): Call it.
23870 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23872 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23873 (estimate_numbers_of_iterations): Likewise.
23874 (scev_probably_wraps_p): Likewise.
23875 * tree-ssa-ccp.c: Include "toplev.h".
23876 (evaluate_stmt): Defer fold overflow warnings until we know we are
23878 (struct fold_stmt_r_data): Add stmt field.
23879 (fold_stmt_r): Defer fold overflow warnings until we know we
23881 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23882 (fold_stmt_inplace): Likewise.
23883 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23884 (cleanup_control_expr_graph): Defer fold overflow warnings until
23885 we know we are going to optimize.
23886 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23887 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23889 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23890 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23891 * tree-ssa-loop-manip.c (create_iv): Likewise.
23892 * c-typeck.c (build_conditional_expr): Likewise.
23893 (build_binary_op): Likewise.
23894 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23895 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23896 (extract_range_from_unary_expr): Likewise.
23897 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23898 assuming that signed overflow does not occur.
23899 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23900 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23901 (fold_defer_overflow_warnings): Declare.
23902 (fold_undefer_overflow_warnings): Declare.
23903 (fold_undefer_and_ignore_overflow_warnings): Declare.
23904 (fold_deferring_overflow_warnings_p): Declare.
23905 (tree_expr_nonzero_warnv_p): Declare.
23906 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23907 of warning options.
23908 (Warning Options): Document -Wstrict-overflow.
23909 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23910 (tree-ssa-ccp.o): Likewise.
23911 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23912 (fold-const.o): Depend on intl.h.
23914 2007-02-13 Ian Lance Taylor <iant@google.com>
23916 PR middle-end/30751
23917 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23920 2007-02-13 Stuart Hastings <stuart@apple.com>
23922 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23924 2007-02-13 Richard Henderson <rth@redhat.com>
23926 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23927 handled_component_p before looking for the indirect_ref.
23929 2007-02-13 Richard Henderson <rth@redhat.com>
23931 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23932 remove flags clobber.
23933 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23934 (bswaphi_lowpart): New.
23935 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23936 remove TARGET_BSWAP test. Delete expander of the same name.
23938 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23939 (expand_unop): Use them.
23941 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23943 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23944 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23945 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23946 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23947 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23948 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23949 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23950 assembler dialect choice from asm templates.
23952 2007-02-12 Richard Henderson <rth@redhat.com>
23954 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23955 (fixuns_trunc<SSEMODEF>si2): Use it.
23956 * config/i386/sse.md (vec_setv4sf_0): Export.
23957 * config/i386/i386.c (ix86_build_const_vector): Export.
23958 (ix86_split_convert_uns_si_sse): Rename from
23959 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23960 * config/i386/i386-protos.h: Update.
23962 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23965 * c-typeck.c (c_finish_return): Improve warning message.
23967 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23969 * alias.c (find_symbolic_term): Delete unused function.
23971 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23973 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23974 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23975 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23977 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23979 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23980 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23981 the function, temporarily point the debug interface to the null one.
23983 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23985 * dwarf2out.c (round_up_to_align): New static function.
23986 (field_byte_offset): Use it to round the offset.
23988 2007-02-12 Richard Henderson <rth@redhat.com>
23990 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23991 (inswl_const): Export.
23993 2007-02-12 Richard Henderson <rth@redhat.com>
23995 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23996 result mode of the libcall, convert back to outmode.
23998 2007-02-12 Roger Sayle <roger@eyesopen.com>
24000 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24001 (bswapdi2): New define_expand to implement 32-bit implementation.
24003 2007-02-12 Nick Clifton <nickc@redhat.com>
24005 * doc/invoke.texi (Overall Options): Document --help=.
24006 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24007 (cc1_options): Pass --help= on to cc1.
24008 (display_help): Add description of --help=.
24009 (process_command): Add code to handle --help=. Allow translated
24010 --help and --target-help switches to be passed on to compiler
24012 (main): Remove unused if statement.
24013 * opts.c (columns): Remove.
24014 (LEFT_COLUMN): Define.
24015 (wrap_help): Add columns argument.
24016 (print_filtered_help): Change parameters to be an include bitmask,
24017 an exclude bitmask, an any bitmask and the column width. Move the
24018 code to display the params list here. Add code to display the
24019 status of options rather than their descriptions if the quiet flag
24021 (print_specific_help): Change parameters to be an include bitmask,
24022 an exclude bitmask and an any bitmask. Move code to look up the
24023 column width here. Decide upon the title for an options listing.
24024 (common_handle_options): Add code to handle --help=. Adapt code
24025 for --help and --target-help to use the revised form of the
24026 print_specific_help function.
24027 (print_help): Delete.
24028 (print_param_help): Delete.
24029 (print_switch): Delete.
24030 * opts.h (cl_lang_count): Add prototype.
24031 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24032 CL_MAX_OPTION_CLASS): New defines.
24033 * optc-gen.awk: Add construction of cl_lang_count.
24034 * c.opt: Add Warning attribute to warning options and Optimization
24035 attribute to optimization options.
24036 * common.opt: Likewise.
24038 Add -fhelp and -ftarget-help as aliases for the transformed --help
24039 and --target-help options.
24040 * opt-functions.awk: Add code to handle Warning and Optimization
24043 2007-02-12 Richard Henderson <rth@redhat.com>
24045 * config/alpha/constraints.md: New file.
24046 * config/alpha/alpha.c: Include tm-constrs.h.
24047 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24048 alpha_extra_constraint): Remove.
24049 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24050 * config/alpha/alpha-protos.h: Update.
24051 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24052 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24053 (EXTRA_CONSTRAINT): Remove.
24054 * config/alpha/alpha.md: Include constraints.md.
24055 (adddi splitter): Use satisfies_constraint_*.
24056 * config/alpha/predicates.md (add_operand): Likewise.
24057 (sext_add_operand, addition_operation): Likewise.
24059 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24061 PR tree-optimization/29145
24062 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24063 in our handling of restrict qualified pointers.
24065 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24068 * doc/invoke.texi (Wunused-value): Update description.
24069 (Wextra): Delete item.
24070 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24071 value of Wunused-value.
24072 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24073 (c_finish_stmt_expr): Don't check extra_warnings.
24074 (emit_side_effect_warnings): The caller is responsible to check
24077 2007-02-11 Roger Sayle <roger@eyesopen.com>
24078 Matt Thomas <matt@3am-software.com>
24080 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24082 2007-02-11 Roger Sayle <roger@eyesopen.com>
24084 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24085 comparisons of POPCOUNT against zero.
24086 (simplify_const_relational_operation): Likewise.
24088 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24090 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24092 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24094 * dwarf2out.c (root_type): Delete unused function.
24096 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24098 * genattrtab.c (contained_in_p): Delete unused function.
24099 (write_expr_attr_cache): Likewise.
24101 2007-02-11 Jan Hubicka <jh@suse.cz>
24103 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24106 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24108 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24109 to add the REG_EQ* note.
24110 * see.c (see_merge_one_use_extension): Likewise.
24111 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24112 turn REG_EQUAL notes into REG_EQUIV notes if the target
24113 register may have more than one set.
24114 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24115 * gcse.c (try_replace_reg): Likewise.
24116 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24117 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24118 more than one REG_EQUIV note.
24119 * reload1.c (gen_reload): Use set_unique_reg_note.
24121 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24123 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24124 (ix86_builtin_conversion): New function.
24126 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24129 * tree.h (DECL_REPLACEABLE_P): New macro.
24130 * except.c (set_nothrow_function_flags): Likewise.
24132 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24133 Ira Rosen <irar@il.ibm.com>
24134 Dorit Nuzman <dorit@il.ibm.com>
24136 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24137 * targhooks.c (default_builtin_vectorized_conversion): New.
24138 * targhooks.h (default_builtin_vectorized_function): New declaration.
24139 * target.h (struct vectorize): Add builtin_conversion field.
24140 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24141 stmt_vec_info_type value.
24142 (vectorizable_conversion): New declaration.
24143 * tree-vect-analyze.c (vect_analyze_operations): Add
24144 vectorizable_conversion call.
24145 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24146 * tree-vect-transform.c (vectorizable_conversion): New function.
24147 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24148 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24150 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24151 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24152 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24153 or ALTIVEC_BUILTIN_VCFSX.
24155 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24158 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24159 CONST_DOUBLE and operand 0 is a hard register.
24160 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24161 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24162 is a hard floating-point register.
24164 2007-02-10 Richard Henderson <rth@redhat.com>
24165 Jakub Jelinek <jakub@redhat.com>
24166 Alexandre Oliva <aoliva@redhat.com>
24168 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24169 * builtin-types.def (BT_WORD): Make unsigned.
24170 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24171 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24172 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24173 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24174 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24175 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24177 * expr.c (emutls_var_address): New.
24178 (expand_expr_real_1): Expand emulated tls.
24179 (expand_expr_addr_expr_1): Likewise.
24180 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24181 * output.h (emutls_finish): Declare.
24182 * toplev.c (compile_file): Call it.
24183 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24184 address before wrapping in CONST.
24185 * varasm.c (emutls_htab, emutls_object_type): New.
24186 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24187 (get_emutls_object_name, get_emutls_object_type): New.
24188 (get_emutls_init_templ_addr, emutls_decl): New.
24189 (emutls_common_1, emutls_finish): New.
24190 (assemble_variable): When emulating tls, swap decls; generate
24191 constructor for the emutls objects.
24192 (do_assemble_alias): When emulating tls, swap decl and target name.
24193 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24195 * varpool.c (decide_is_variable_needed): Look at force_output.
24196 Recurse for emulated tls.
24197 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24198 with decide_is_variable_needed.
24199 * emutls.c: New file.
24200 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24201 tls_object for real tls.
24203 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24205 PR rtl-optimization/29599
24206 * reload1.c (eliminate_regs_in_insn): Take the destination
24207 mode into account when computing the offset.
24209 2007-02-09 Stuart Hastings <stuart@apple.com>
24210 Richard Henderson <rth@redhat.com>
24212 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24213 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24214 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24215 fixuns_truncdfhi2): New.
24216 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24217 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24218 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24219 (floatunssidf2): Allow nonimmediate source.
24220 * config/i386/sse.md (movdi_to_sse): New.
24221 (vec_concatv2di): Drop '*'.
24222 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24223 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24224 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24226 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24227 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24228 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24229 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24230 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24231 ix86_build_const_vector.
24232 (x86_emit_floatuns): Rewrite.
24234 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24236 * genautomata.c (longest_path_length): Delete unused function.
24237 (struct state): Delete unused longest_path_length.
24238 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24239 (get_free_state): Delete unused.
24241 2007-02-09 Jan Hubicka <jh@suse.cz>
24243 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24244 * doc/invoke.texi (inline-unit-growth): Update default value.
24246 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24247 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24248 (rebuild_cgraph_edges): Likewise.
24249 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24250 (dump_cgraph_node): Dump frequencies.
24251 (cgraph_clone_edge): Add frequency scales.
24252 (cgraph_clone_node): Add freuqnecy.
24253 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24254 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24255 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24256 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24257 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24258 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24259 (save_inline_function_body): Likewise.
24260 * ipa-inline.c: inluce rtl.h
24261 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24262 (cgraph_edge_badness): Use frequencies.
24263 (cgraph_decide_recursive_inlining): Update clonning.
24264 (cgraph_decide_inlining_of_small_function): Dump frequency.
24265 * predict.c (estimate_bb_frequencies): Export.
24266 * predict.h (estimate_bb_frequencies): Declare.
24267 * tree-inline.c (copy_bb): Watch overflows.
24268 (expand_call_inline): Update call of cgraph_create_edge.
24269 (optimize_inline_calls): Use TODO flags to update frequnecies.
24270 * passes.h: Include predict.h
24271 (init_optimization_passes): Move profile ahead.
24272 (execute_function_todo): Handle TODO_rebuild_frequencies.
24274 2007-02-09 Roger Sayle <roger@eyesopen.com>
24276 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24277 the insbl or inswl pattern into a register.
24279 2007-02-09 Roger Sayle <roger@eyesopen.com>
24281 * config/ia64/ia64.md (bswapdi2): New define_insn.
24283 2007-02-09 Richard Henderson <rth@redhat.com>
24285 * config/i386/constraints.md (Ym): New constraint.
24286 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24287 (movdi_1_rex64): Split sse and xmm general register moves from
24288 memory move alternatives. Use conditional register constraints.
24289 (movsf_1, movdf_integer): Likewise.
24290 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24291 (movdf_integer_rex64): New.
24292 (pushsf_rex64): Fix output constraints.
24293 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24294 (sse2_stored): Likewise.
24295 (sse2_storeq_rex64): New.
24296 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24297 amd and not generic.
24298 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24299 for optimize_size. Remove SF/DFmode hack.
24301 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24303 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24306 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24307 Richard Sandiford <richard@codesourcery.com>
24309 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24310 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24311 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24312 m68k/t-mlib to tmake_file.
24313 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24314 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24315 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24316 Allow it to be cf or m68k. Set m68k_arch_family. If that
24317 variable is not empty, add t-$m68k_arch_family to tmake_file.
24318 Add t-mlibs to tmake_file.
24319 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24320 * config/m68k/t-cf: New file.
24321 * config/m68k/t-m68k: Likewise.
24322 * config/m68k/t-mlibs: Likewise.
24323 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24324 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24325 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24326 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24327 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24329 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24330 (INSTALL_LIBGCC): Delete.
24331 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24332 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24333 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24334 (M68K_MLIB_CPU): Define.
24335 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24336 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24337 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24339 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24340 Richard Guenther <rguenther@suse.de>
24342 PR middle-end/23361
24343 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24344 against INT_MIN/INT_MAX.
24345 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24346 file if a loop is removed.
24348 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24350 * calls.c (store_one_arg): Pass correct alignment to
24351 emit_push_insn for non-BLKmode values.
24352 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24353 unaligned stack slot via a suitably aligned slot.
24355 2007-02-08 DJ Delorie <dj@redhat.com>
24357 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24359 (legal_subregs): Use unsigned char, make const.
24360 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24362 2007-02-08 Paul Brook <paul@codesourcery.com>
24364 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24365 special interworking needed.
24367 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24369 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24370 conditional to __SSE2__.
24371 (Entries below should have been added to first ChangeLog
24372 entry for amdfam10 dated 2007-02-05)
24373 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24375 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24377 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24380 2007-02-08 DJ Delorie <dj@redhat.com>
24382 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24383 * config/m32c/m32c.c (legal_subregs): New.
24384 (m32c_illegal_subreg_p): New.
24385 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24386 unsupported subregs of hard regs.
24388 2007-02-08 Jan Hubicka <jh@suse.cz>
24390 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24391 the same one; always update histograms.
24393 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24395 * passes.c (init_optimization_passes): Tidy comment.
24397 2007-02-08 Roger Sayle <roger@eyesopen.com>
24399 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24400 strip zero_extend, bswap and rotates from POCOUNT's argument.
24401 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24402 zero_extend and rotates from PARITY's argument.
24403 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24404 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24405 of an integer constant at compile-time.
24407 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24410 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24412 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24415 * tree-ssa-live.c (remove_unused_locals): Do not remove
24416 TREE_ADDRESSABLE variables.
24417 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24418 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24419 FOR_CLOBBER. Update all users.
24420 If VAR has an associated alias set, add a virtual operand for
24421 it if no alias is found to conflict with the memory reference.
24423 2007-02-07 Jan Hubicka <jh@suse.cz>
24424 Robert Kidd <rkidd@crhc.uiuc.edu>
24426 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24428 2007-02-07 Ian Lance Taylor <iant@google.com>
24430 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24432 2007-02-07 Roger Sayle <roger@eyesopen.com>
24434 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24435 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24436 tablejumpdi, movsi_to_cr_one): Remove constraints from
24437 define_expand's match_operands.
24439 2007-02-07 Roger Sayle <roger@eyesopen.com>
24441 * global.c (compute_regsets): Move declatation of "i" inside of
24442 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24444 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24447 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24448 of INDIRECT_REF <RESULT_DECL>.
24450 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24452 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24453 Kaz Kojima <kkojima@gcc.gnu.org>
24456 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24458 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24460 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24462 * doc/loop.texi: Document possibility not to perform disambiguation
24463 of loops with multiple latches.
24464 * cfgloopmanip.c (alp_enum_p): Removed.
24465 (add_loop): Handle subloops. Use get_loop_body_with_size.
24466 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24467 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24468 the new forwarder block.
24469 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24470 Handle the case latch is NULL.
24471 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24472 modifications when marking loop exits.
24473 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24475 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24476 disambiguate_loops_with_multiple_latches.
24477 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24478 before fix_loop_structure.
24479 * cfgloop.c: Include pointer-set.h and output.h.
24480 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24481 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24482 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24483 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24484 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24485 disambiguate_multiple_latches, get_loop_body_with_size,
24486 disambiguate_loops_with_multiple_latches): New functions.
24487 (flow_loop_dump): Dump multiple latch edges.
24488 (flow_loop_nodes_find): Handle loops with multiple latches.
24489 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24490 (glb_enum_p): Modified.
24491 (get_loop_body): Use get_loop_body_with_size.
24492 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24493 (AVOID_CFG_MODIFICATIONS): New constant.
24494 (disambiguate_loops_with_multiple_latches, add_loop,
24495 get_loop_body_with_size): Declare.
24496 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24498 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24500 PR inline-asm/28686
24501 * global.c (compute_regsets): New function.
24502 (global_alloc): Refactored ELIMINABLE_REGSET
24503 and NO_GLOBAL_ALLOC_REGS computation out.
24504 (rest_of_handle_global_alloc): Call compute_regsets()
24505 for non-optimizing case.
24507 2007-02-06 Richard Henderson <rth@redhat.com>
24509 * config/i386/constraints.md (Y2): Rename from Y.
24510 (Yi): New constraint.
24511 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24512 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24513 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24514 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24515 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24516 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24517 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24518 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24519 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24520 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24521 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24522 vec_extractv2si_1): Change Y constraints to Y2.
24523 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24524 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24525 Change Y constraints to Y2.
24526 (sse2_loadld): Change Y constraints to x.
24528 2007-02-06 Roger Sayle <roger@eyesopen.com>
24530 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24531 (parity<mode>2): New define_expand using rs6000_emit_parity.
24532 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24533 rs6000_emit_parity): New functions.
24534 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24535 rs6000_emit_parity): Prototype here.
24537 2007-02-06 Ian Lance Taylor <iant@google.com>
24539 * lower-subreg.c (simple_move_operand): Reject CONST.
24540 (resolve_clobber): Call validate_change rather than directly
24541 assigning to XEXP (pat, 0).
24543 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24545 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24546 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24547 (tree-cfg.o): Remove hashtab.h dependency.
24549 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24550 (struct ivopts_data): Change niters to pointer_map_t.
24551 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24552 (niter_for_exit): Create pointer_map on demand. Change for
24554 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24555 (free_loop_data): Destroy data->niters if created and reset field.
24556 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24557 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24559 * tree-ssa-reassoc.c: Include pointer-set.h.
24560 (bb_rank): Change to long *.
24561 (operand_rank): Change to pointer_map_t.
24562 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24563 (insert_operand_rank): Accept long.
24564 (operand_entry_hash, operand_entry_eq): Remove.
24565 (get_rank): Return long. Adjust for changes above.
24566 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24568 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24570 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24571 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24572 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24574 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24575 directly since it cannot be NULL.
24576 (get_vi_for_tree): Rewrite for pointer_map API.
24577 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24578 (init_alias_vars): Create vi_for_tree as pointer_map.
24579 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24581 * tree-cfg.c: Don't include hashtab.h.
24582 (edge_to_cases): Declare as pointer_map.
24583 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24585 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24586 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24587 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24589 (record_switch_edge): Delete.
24590 (get_cases_for_edge): Adjust for pointer_map API, inline
24591 record_switch_edge (rewritten for new API), remove goto.
24593 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24595 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24596 * tree-nested.c: Include pointer-set.h.
24597 (var_map_elt, var_map_eq, var_map_hash): Delete.
24598 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24599 to pointer_map_t's.
24600 (nesting_info_bitmap_obstack): New.
24601 (lookup_field_for_decl): Adjust for pointer_map API.
24602 (lookup_tramp_for_decl): Adjust for pointer_map API.
24603 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24604 (get_local_debug_decl): Adjust for pointer_map API.
24605 (convert_nl_goto_reference): Adjust for pointer_map API.
24606 (convert_nl_goto_receiver): Adjust for pointer_map API.
24607 (create_nesting_tree): Create outside GGC space. Create bitmap on
24608 the new obstack. Create field_map and var_map as pointer_maps.
24609 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24611 (lower_nested_functions): Move root here, no need to NULL it.
24612 Initialize and release the obstack.
24614 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24616 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24617 Remove prototypes and make them non-static.
24618 (struct tree_int_map): Remove.
24619 * tree.h (struct tree_int_map): Move here, turning TO into an
24621 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24623 * tree.h (TREE_COMPLEXITY): Remove.
24624 (struct tree_exp): Remove complexity field.
24625 * tree.c (build1_stat): Don't set it.
24627 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24628 Victor Kaplansky <victork@il.ibm.com>
24630 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24631 (vect_is_simple_reduction): Support reduction with induction as
24632 one of the operands.
24633 (vect_is_simple_iv_evolution): Fix formatting.
24634 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24635 formatting. Don't mark induction phis for vectorization.
24636 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24637 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24638 (vect_get_vec_def_for_operand): Support induction.
24639 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24641 (vectorizable_reduction): Support reduction with induction as one of
24643 (vectorizable_type_demotion): Use def-type of stmt argument rather
24644 than dummy def-type.
24646 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24647 flag_tree_scev_cprop.
24648 * common.opt (tree-scev-cprop): New flag.
24650 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24651 call to vect_get_new_vect_var.
24653 2007-02-06 Ira Rosen <irar@il.ibm.com>
24655 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24656 vectype is not NULL.
24657 (vect_pattern_recog_1): Likewise.
24659 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24661 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24662 (fold_negate_expr): Likewise.
24664 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24667 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24668 even if cv-qualification is the same.
24670 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24672 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24673 __enable_execute_stack on completion.
24675 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24677 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24678 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24679 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24680 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24681 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24682 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24683 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24684 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24686 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24688 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24689 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24690 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24691 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24692 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24693 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24694 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24695 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24696 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24697 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24698 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24699 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24700 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24701 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24702 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24703 sqrtextenddfxf2_i387): Added amdfam10_decode.
24705 * config/i386/athlon.md (athlon_idirect_amdfam10,
24706 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24707 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24708 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24709 athlon_ivector_store_amdfam10): New define_insn_reservation.
24710 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24715 * config/i386/athlon.md (athlon_call_amdfam10,
24716 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24717 define_insn_reservation.
24718 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24719 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24720 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24724 * config/i386/athlon.md (athlon_sseld_amdfam10,
24725 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24726 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24730 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24731 define_insn_reservation.
24732 * config/i386/i386.md (sseins): Added sseins to define_attr type
24733 and define_attr unit.
24734 * config/i386/sse.md: Set type attribute to sseins for insertq
24737 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24739 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24740 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24741 ssecomi_load_amdfam10, ssecomi_amdfam10,
24742 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24743 define_insn_reservation.
24744 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24748 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24749 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24750 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24751 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24752 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24753 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24754 define_insn_reservation.
24756 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24757 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24758 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24759 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24760 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24762 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24764 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24765 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24766 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24767 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24768 athlon_ssemul_load_k8): Added amdfam10.
24770 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24772 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24773 (x86_sse_unaligned_move_optimal): New variable.
24775 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24777 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24778 for unaligned vector SSE double/single precision loads for AMDFAM10.
24780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24782 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24783 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24784 Define TARGET_CPU_DEFAULT_amdfam10.
24785 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24786 (processor_type): Add PROCESSOR_AMDFAM10.
24788 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24789 processor_type in config/i386/i386.h.
24790 Enable imul peepholes for TARGET_AMDFAM10.
24792 * config.gcc: Add support for --with-cpu option for amdfam10.
24794 * config/i386/i386.c (amdfam10_cost): New variable.
24795 (m_AMDFAM10): New macro.
24796 (m_ATHLON_K8_AMDFAM10): New macro.
24797 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24798 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24799 x86_promote_QImode, x86_integer_DFmode_moves,
24800 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24801 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24802 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24803 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24804 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24805 Enable/disable for amdfam10.
24806 (override_options): Add amdfam10_cost to processor_target_table.
24807 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24808 processor_alias_table.
24809 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24810 (ix86_adjust_cost): Add code for amdfam10.
24812 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24814 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24815 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24816 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24817 * config/i386/i386.h: Add builtin definition for SSE4A.
24818 * config/i386/i386.md: Add support for ABM instructions
24819 (popcnt and lzcnt).
24820 * config/i386/sse.md: Add support for SSE4A instructions
24821 (movntss, movntsd, extrq, insertq).
24822 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24823 Add -march=amdfam10 flag.
24824 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24825 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24827 * doc/extend.texi: Add documentation for SSE4A builtins.
24829 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24831 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24833 2007-02-05 Richard Guenther <rguenther@suse.de>
24835 * tree-vectorizer.h (vectorizable_function): Add argument type
24836 argument, change return type.
24837 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24838 * tree-vect-transform.c (vectorizable_function): Handle extra
24839 argument, return vectorized function decl.
24840 (build_vectorized_function_call): Remove.
24841 (vectorizable_call): Handle calls with result and argument types
24842 differing. Handle loop vectorization factor correctly.
24843 * targhooks.c (default_builtin_vectorized_function): Adjust for
24845 * targhooks.h (default_builtin_vectorized_function): Likewise.
24846 * target.h (builtin_vectorized_function): Add argument type
24848 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24849 extra argument, allow vectorizing of lrintf.
24850 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24851 documentation of target hook.
24853 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24856 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24857 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24858 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24860 2007-02-05 Roger Sayle <roger@eyesopen.com>
24862 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24863 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24864 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24865 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24866 before canonicalizing sincos to cexpi.
24867 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24869 2007-02-05 Roger Sayle <roger@eyesopen.com>
24871 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24872 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24873 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24875 2007-02-05 Roger Sayle <roger@eyesopen.com>
24877 * mips-tfile.c (initialize_init_file): Correct endianness test.
24879 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24881 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24882 the 'y' constraint.
24884 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24886 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24887 saves in a PARALLEL before the register assignments.
24889 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24891 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24892 DWARF_FRAME_RETURN_COLUMN to be a general register.
24893 * dwarf2out.c (init_return_column_size): New function, split from...
24894 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24895 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24896 to be nongeneral registers.
24897 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24899 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24900 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24902 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24904 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24906 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24908 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24909 (remove_path): Use can_remove_branch_p and remove_branch instead
24910 of loop_delete_branch_edge.
24911 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24912 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24913 Update profile using scale_dominated_blocks_in_loop.
24914 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24915 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24916 (can_remove_branch_p, remove_branch): Declare.
24917 * tree-cfg.c (tree_can_remove_branch_p): New function.
24918 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24919 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24920 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24922 2007-02-05 Jan Hubicka <jh@suse.cz>
24924 PR middle-end/30696
24925 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24926 nodes in cgraph, don't remove offline copy of the function.
24928 2007-02-04 Jan Hubicka <jh@suse.cz>
24930 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24931 vectors might cause maybe_lookup_element_for_expr to be called
24932 on non-sra-candidate.
24934 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24936 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24937 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24938 spelling conventions.
24940 2007-02-04 Richard Guenther <rguenther@suse.de>
24942 PR middle-end/30636
24943 * fold-const.c (try_move_mult_to_index): Make sure to not
24944 overflow one dimension of a multi-dimensional array access.
24946 2007-02-04 Jan Hubicka <jh@suse.cz>
24948 * passes.c (init_optimization_passes): Reindent.
24950 2007-02-04 Jan Hubicka <jh@suse.cz>
24951 Eric Botcazou <ebotcazou@adacore.com>
24953 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24954 (execute_fixup_cfg): Break out the abnormal goto code.
24955 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24956 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24957 (optimize_inline_calls): Call make_nonlocal_label_edges.
24959 2007-02-04 Jan Hubicka <jh@suse.cz>
24961 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24962 true when something was changed.
24963 (rename_ssa_copies): When something was changed, do
24964 TODO_remove_unused_locals.
24965 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24966 add TODO_remove_unused_locals when instruction was removed.
24968 2007-02-04 Jan Hubicka <jh@suse.cz>
24970 * ipa-inline.c (try_inline): Improve debug output; work on already
24972 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24973 call try_inline for already inlined edges too when flattening;
24974 inline also functions that make callee growth but overall unit size
24977 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24979 * config/m32c/bitops.md, config/m32c/jump.md,
24980 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24981 config/m32r/m32r.h, config/m32r/m32r.md,
24982 config/m32r/predicates.md, config/m68hc11/larith.asm,
24983 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24984 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24985 config/mips/mips-protos.h, config/mips/mips.c,
24986 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24987 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24988 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24989 spelling conventions.
24991 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24992 Follow spelling conventions.
24994 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24996 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24997 warn about C++0x compatibility.
24999 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25001 * config/h8300/h8300.c, config/h8300/h8300.h,
25002 config/h8300/h8300.md: Follow spelling conventions.
25004 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25006 PR middle-end/30667
25007 * combine.c (try_combine): Do not substitute source operand
25008 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25010 2007-02-03 Jan Hubicka <jh@suse.cz>
25012 PR gcov-profile/30650
25013 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25014 do not divide by zero for never executed counters.
25015 (tree_find_values_to_profile): Fix counters.
25016 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25018 2007-02-03 Ian Lance Taylor <iant@google.com>
25020 * lower-subreg.c (simple_move_operand): New static function,
25021 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25023 (simple_move): Call simple_move_operand.
25024 (find_decomposable_subregs): Add special handling of MEMs.
25025 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25026 meaning of return value. If we see a hard register, test whether
25027 it can store a word_mode value. Change all callers.
25029 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25031 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25032 ftrapv insns and expanders.
25033 (subdi3): Change define_expand operand 1 to arith11_operand, and
25034 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25035 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25036 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25039 PR middle-end/30174
25040 * varasm.c (notice_global_symbol): Treat global objects as weak when
25041 flag_shlib is true.
25043 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25045 * emit-rtl.c (dconstpi): Delete.
25046 (dconstsqrt2): New.
25047 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25048 * real.h (dconstpi): Delete.
25049 (dconstsqrt2): New.
25050 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25051 (fold_builtin_hypot): Likewise.
25053 2007-02-03 Tom Tromey <tromey@redhat.com>
25056 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25057 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25059 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25061 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25062 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25063 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25064 config/rs6000/cell.md, config/rs6000/darwin.h,
25065 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25066 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25067 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25068 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25069 typos. Follow spelling conventions.
25070 * doc/invoke.texi: Follow spelling conventions.
25072 2007-02-03 Roger Sayle <roger@eyesopen.com>
25074 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25075 canonicalization transformations that attempt to simplify integer
25076 constant comparisons to become comparisons against zero.
25078 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25080 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25082 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25083 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25085 2007-02-02 Mike Stump <mrs@apple.com>
25087 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25088 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25089 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25090 generate a branch island.
25092 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25094 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25095 (xtensa_legitimate_address_p): New.
25096 (xtensa_legitimize_address): New.
25097 (xtensa_output_addr_const_extra): New.
25098 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25100 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25101 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25102 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25103 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25104 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25105 (xtensa_legitimize_address): New.
25106 (xtensa_output_addr_const_extra): New.
25108 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25110 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25112 2007-02-02 Ian Lance Taylor <iant@google.com>
25114 * expmed.c (expand_divmod): Add comment.
25116 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25118 * emit-rtl.c (renumber_insns): Remove.
25119 * flags.h: Remove the extern for flag_renumber_insns.
25120 * rtl.h: Remove the prototype for renumber_insns.
25121 * toplev.c (flag_renumber_insns): Remove.
25123 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25125 Revert for x86 darwin:
25126 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25128 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25129 code before the following patch under TARGET_MACHO.
25130 (ix86_function_value_regno_p): Likewise.
25132 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25134 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25140 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25141 loads to general or fp registers. Add comments.
25142 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25144 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25146 * pointer-set.c (insert_aux): Only return insertion slot.
25147 (pointer_set_insert): Adjust.
25148 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25149 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25150 pointer_map_traverse): New.
25151 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25152 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25153 pointer_map_contains, pointer_map_traverse): Declare.
25155 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25157 PR middle-end/30473
25158 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25159 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25161 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25163 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25165 (struct _dep): New type.
25166 (dep_t): New typedef.
25167 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25168 (DEP_STATUS): New access macro. The macro with the same name was
25169 renamed to DEP_LINK_STATUS.
25170 (dep_init): Declare function
25172 (struct _dep_link): New type.
25173 (dep_link_t): New typedef.
25174 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25175 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25176 (DEP_LINK_STATUS): New macro.
25177 (debug_dep_links): New debug function.
25179 (struct _deps_list): New type.
25180 (deps_list_t): New typedef.
25181 (DEPS_LIST_FIRST): New access macro.
25182 (FOR_EACH_DEP_LINK): New cycle macro.
25183 (create_deps_list, free_deps_list, delete_deps_list): Declare
25185 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25186 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25187 (copy_deps_list_change_con): Ditto.
25189 (move_dep_link): Declare function.
25191 (struct _dep_node): New type.
25192 (dep_node_t): New typedef.
25193 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25195 (struct haifa_insn_data.back_deps): New field to hold backward
25196 dependencies of the insn.
25197 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25199 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25200 Change its type to deps_list_t.
25201 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25202 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25203 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25205 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25207 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25209 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25211 (dep_cost): Declare.
25213 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25214 (ds_to_dk, dk_to_ds): New functions.
25216 (init_dep_1): New static function.
25217 (init_dep): New function.
25218 (copy_dep): New static function.
25220 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25222 (detach_dep_link): New static function.
25223 (move_dep_link): New function.
25225 (dep_links_consistent_p, dump_dep_links): New static functions.
25226 (debug_dep_links): New debugging function.
25228 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25230 (alloc_deps_list, init_deps_list): New static functions.
25231 (create_deps_list): New function.
25232 (clear_deps_list): New static function.
25233 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25234 (deps_list_consistent_p, dump_deps_list): New static functions.
25235 (debug_deps_list): New function.
25236 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25238 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25240 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25241 use new scheduler dependencies lists.
25242 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25243 (sched_analyze): Ditto. Initialize dependencies lists.
25244 (add_forw_dep, compute_forward_dependences): Update to use new
25245 scheduler dependencies lists.
25247 (init_dependency_caches): Init deps_obstack.
25248 (free_dependency_caches): Free deps_obstack.
25250 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25251 new scheduler dependencies lists.
25252 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25253 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25255 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25256 Update to use new scheduler dependencies lists.
25257 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25258 (debug_dependencies): Ditto.
25259 (schedule_region): Update comments.
25261 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25262 scheduler dependencies lists.
25263 (schedule_ebb): Update comments.
25265 * rtl.def (DEPS_LIST): Remove.
25267 * lists.c (unused_deps_list): Remove.
25268 (free_list): Update assertions.
25270 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25271 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25273 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25274 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25276 * haifa-sched.c (comments): Update.
25277 (insn_cost1): Remove. Inline the code into insn_cost ().
25278 (insn_cost): Update to use new scheduler dependencies lists. Move
25279 processing of the dependency cost to dep_cost ().
25280 (dep_cost): New function. Use it instead of insn_cost () when
25281 evaluating cost of the dependency. Use compatible interface to
25282 interact with the target.
25283 (priority): Update to use new scheduler dependencies lists.
25284 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25285 with greater number of insns that depend on the insn.
25286 (schedule_insn): Update to use new scheduler dependencies lists. Add
25287 code to free backward dependencies lists. Inline and optimize code
25288 from resolve_dep () - see PR28071.
25289 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25290 lists. Update call to targetm.sched.is_costly_dependence hook.
25292 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25293 scheduler dependencies lists.
25295 (resolve_dep): Remove. Move the logic to schedule_insn ().
25296 (init_h_i_d): Initialize dependencies lists.
25298 (process_insn_depend_be_in_spec): Rename to
25299 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25300 dependencies lists.
25301 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25302 Update to use new scheduler dependencies lists.
25303 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25305 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25306 new scheduler dependencies lists.
25307 (build_intra_loop_deps): Ditto.
25309 * target.h (struct _dep): Declare to use in
25310 gcc_target.sched.is_costly_dependence.
25311 (struct gcc_target.sched.adjust_cost): Fix typo.
25312 (struct gcc_target.sched.is_costly_dependence): Change signature to
25313 use single dep_t parameter instead of an equivalent triad.
25314 (struct gcc_target.sched.adjust_cost_2): Remove.
25316 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25318 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25320 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25322 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25324 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25325 (REG_DEP_TRUE): Document.
25327 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25328 Change signature to correspond to the targetm.sched.adjust_cost hook.
25329 Update use in TARGET_SCHED_ADJUST_COST_2.
25330 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25331 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25332 new scheduler dependencies lists.
25333 (ia64_gen_check): Ditto.
25335 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25336 scheduler dependencies lists.
25338 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25339 signature to correspond to the targetm.sched.is_costly_dependence hook.
25340 (is_costly_group): Update to use new scheduler dependencies lists.
25342 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25343 instead of INSN_COST () macro.
25345 2007-02-01 Ian Lance Taylor <iant@google.com>
25347 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25349 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25351 * pa.md (tp_load): Correct mfctl instruction syntax.
25353 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25355 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25356 altivec_padding_size calculation on AIX. Improve comment, add
25357 assert to verify that it's right.
25359 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25362 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25364 PR inline-asm/28686
25365 * global.c (global_alloc): Add mising initialization of
25368 2007-02-01 Roger Sayle <roger@eyesopen.com>
25370 * alias.c (init_alias_analysis): Correct whitespace.
25371 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25372 partition_hot_cold_basic_blocks): Likewise.
25373 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25374 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25375 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25376 fold_builtin_snprintf_chk, fold_builtin_printf,
25377 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25378 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25379 * cfgcleanup.c (cleanup_cfg): Likewise.
25380 * cfgexpand.c (tree_expand_cfg): Likewise.
25381 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25382 * function.c (get_next_funcdef_no): Likewise.
25383 * gengtype.c (main): Likewise.
25384 * genmodes.c (main): Likewise.
25385 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25386 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25387 * ifcvt.c (noce_emit_move_insn): Likewise.
25388 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25390 * stor-layout.c (get_best_mode): Likewise.
25391 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25392 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25393 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25394 perform_var_substitution, solve_graph): Likewise.
25395 * tree-vrp.c (vrp_finalize): Likewise.
25397 2007-02-01 Ian Lance Taylor <iant@google.com>
25399 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25400 high part of a paradoxical subreg, return a constant zero.
25402 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25404 * toplev.c (lang_dependent_init): Call init_set_costs.
25405 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25407 2007-02-01 Richard Guenther <rguenther@suse.de>
25409 PR middle-end/30656
25410 * fold-const.c (fold_negate_expr): Allow negating a
25411 constant if overflow does not change.
25413 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25415 * doc/c-tree.texi (Expression trees): Improve markup.
25416 * doc/tm.texi (Register Classes, Addressing Modes)
25417 (Floating Point): Fix spacing after abbreviations. Fix some
25420 2007-02-01 Ben Elliston <bje@au.ibm.com>
25422 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25423 * doc/contrib.texi: Likewise.
25424 * doc/install.texi: Likewise.
25426 2007-01-31 Richard Henderson <rth@redhat.com>
25427 Ian Lance Taylor <iant@google.com>
25429 * lower-subreg.c: New file.
25430 * rtl.def (CONCATN): Define.
25431 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25432 pass_lower_subreg2.
25433 * emit-rtl.c (update_reg_offset): New static function, broken out
25434 of gen_rtx_REG_offset.
25435 (gen_rtx_REG_offset): Call update_reg_offset.
25436 (gen_reg_rtx_offset): New function.
25437 * regclass.c: Revert patch of 2006-03-05, restoring
25439 (clear_reg_info_regno): New function.
25440 * dwarf2out.c (concatn_loc_descriptor): New static function.
25441 (loc_descriptor): Handle CONCATN.
25442 * common.opt (fsplit_wide_types): New option.
25443 * opts.c (decode_options): Set flag_split_wide_types when
25445 * timevar.def (TV_LOWER_SUBREG): Define.
25446 * rtl.h (gen_reg_rtx_offset): Declare.
25447 (reg_scan_update): Declare.
25448 * regs.h (clear_reg_info_regno): Declare.
25449 * tree-pass.h (pass_lower_subreg): Declare.
25450 (pass_lower_subreg2): Declare.
25451 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25452 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25453 -fsplit-wide-types.
25454 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25455 * Makefile.in (OBJS-common): Add lower-subreg.o.
25456 (lower-subreg.o): New target.
25458 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25460 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25462 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25465 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25467 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25469 PR middle-end/29335
25470 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25472 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25474 * cfgloop.h: Include vec-prim.h.
25475 (enum li_flags): Remove LI_ONLY_OLD.
25476 (loop_iterator): Changed.
25477 (fel_next, fel_init): Iterate over loop tree.
25478 (FOR_EACH_LOOP_BREAK): New macro.
25479 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25481 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25482 * modulo-sched.c (sms_schedule): Ditto.
25483 * tree-vectorizer.c (vectorize_loops): Ditto.
25484 * doc/loop.texi: Update information on loop numbering and behavior of
25485 FOR_EACH_LOOP wrto new loops.
25486 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25487 add_to_evolution_1): Test nestedness of loops instead of comparing
25489 * tree-chrec.c (chrec_fold_plus_poly_poly,
25490 chrec_fold_multiply_poly_poly, chrec_evaluate,
25491 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25492 reset_evolution_in_loop): Ditto.
25493 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25495 2007-01-31 Dirk Mueller <dmueller@suse.de>
25497 * c-common.c (warn_about_parentheses): Separate warning about
25498 un-parenthized sequence of comparison operators from the one
25499 which is supposed to warn about x <= y <= z.
25501 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25503 * optabs.h (enum optab_index): Add new OTI_isinf.
25504 (isinf_optab): Define corresponding macro.
25505 * optabs.c (init_optabs): Initialize isinf_optab.
25506 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25508 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25509 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25511 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25512 expand_builtin_interclass_mathfn.
25513 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25514 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25515 (fxam<mode>2_i387): New insn pattern.
25516 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25517 built-in functions as x87 inline asm.
25519 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25521 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25523 2007-01-30 Eric Christopher <echristo@apple.com>
25525 * config.gcc: Add geode.
25527 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25529 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25530 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25531 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25532 value-prof.c: Fix comment typos.
25534 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25537 * doc/invoke.texi (Wpointer-arith): Document warning.
25539 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25541 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25542 the list of discrepancies from the draft TR.
25544 2007-01-30 Dirk Mueller <dmueller@suse.de>
25547 * doc/invoke.texi (-Wreturn-type): Update description to
25548 match new behavior.
25550 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25552 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25554 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25556 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25557 to handle optabs that operate on floating point input argument and
25558 output to integer output.
25559 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25560 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25561 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25562 expand_builtin_interclass_mathfn ().
25563 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25564 (ilogbsi2): Remove.
25565 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25566 ilogbl built-in functions as x87 intrinsics.
25568 2007-01-30 Richard Guenther <rguenther@suse.de>
25570 PR middle-end/27657
25571 * dwarf2out.c (reference_to_unused): Query varpool if the
25572 variable was output.
25574 2007-01-30 Richard Guenther <rguenther@suse.de>
25576 PR middle-end/30313
25577 * passes.c (execute_one_pass): Reset in_gimple_form to not
25578 confuse non-unit-at-a-time mode.
25580 2007-01-29 Roger Sayle <roger@eyesopen.com>
25581 Richard Guenther <rguenther@suse.de>
25583 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25584 avoid undefined behaviour on overflow. Use force_fit_type_double
25585 to construct the constant with the specified TREE_OVERFLOW.
25587 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25589 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25590 * config/dfp-bit.h: Ditto.
25592 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25594 * c-decl.c (pop_scope): Replace warnings with call to
25595 warn_for_unused_label.
25596 * c-common.h (warn_for_unused_label): Declare.
25597 * c-common.c (warn_for_unused_label): Define.
25599 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25601 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25604 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25606 * Makefile.in (USER_H): Remove decfloat.h.
25607 * ginclude/decfloat.h: Delete, moving contents to ...
25608 * ginclude/float.h: Add support for decimal floating point,
25609 guarded by __STDC_WANT_DEC_FP__.
25611 2007-01-29 Mike Stump <mrs@apple.com>
25613 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25614 Analysis and Representation to resolve case insensitive conflict.
25615 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25617 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25619 * tree.h (struct tree_memory_tag): Add aliases member.
25620 (MTAG_ALIASES): New macro.
25621 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25622 (add_may_alias): Remove pointer-set. Update for may_aliases being
25624 (mark_aliases_call_clobbered): Update for may_aliases being a
25626 (compute_tag_properties): Ditto.
25627 (create_partition_for): Ditto.
25628 (compute_memory_partitions): Ditto.
25629 (dump_may_aliases_for): Ditto.
25630 (is_aliased_with): Ditto.
25631 (add_may_alias_for_new_tag): Ditto.
25632 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25633 (compute_is_aliased): New function.
25634 (compute_may_aliases): Call compute_is_aliased).
25635 (init_alias_info): Initialize alias_bitmap_obstack.
25636 (union_alias_set_into): New function.
25637 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25638 (have_common_aliases_p): Rewrite to take two bitmaps and use
25640 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25641 Update for bitmaps.
25642 (finalize_ref_all_pointers): Update for add_may_alias changes.
25643 (new_type_alias): Ditto.
25644 * tree-flow-inline.h (may_aliases): Return a bitmap.
25645 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25646 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25647 may_aliases being a bitmap.
25648 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25649 may_aliases now returns a bitmap.
25650 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25652 * tree-ssa-operands.c (add_virtual_operand): Update for
25653 may_aliases being a bitmap.
25655 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25657 PR tree-optimization/30630
25658 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25659 variable as changed.
25661 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25664 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25665 expanded only once even if an error occurs.
25667 2007-01-29 Ben Elliston <bje@au.ibm.com>
25669 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25670 (__gcov_average_profiler): Likewise.
25671 (__gcov_ior_profiler): Likewise.
25672 (__gcov_merge_ior): Likewise.
25674 2007-01-28 Jan Hubicka <jh@suse.cz>
25676 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25677 * value-prof.c (stringop_block_profile): Likewise.
25679 2007-01-28 Jan Hubicka <jh@suse.cz>
25681 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25682 Add variant handling histograms; add wrapper.
25683 (clear_storage_via_libcall): Export.
25684 (emit_block_move_hints): Break out from ...; add histograms.
25685 (emit_block_move): ... this one.
25686 (clear_storage_hints): Break out from ...; add histograms.
25687 (clear_storage): ... this one.
25688 (set_storage_via_memset): Handle histogram.
25689 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25690 (clear_storage_hints, clear_storage_via_libcall): Declare.
25691 (set_storage_via_setmem): Update prototype.
25692 * doc/md.texi (movmem, setmem): Document new arguments.
25694 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25695 Add new histograms.
25696 (stringop_block_profile): New global function.
25697 (tree_stringops_values_to_profile): Profile block size and alignment.
25698 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25700 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25701 (stringop_block_profile): Declare.
25702 * builtins.c: Include value-prof.h.
25703 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25704 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25705 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25706 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25707 * profile.c (instrument_values): Add new counters.
25708 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25710 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25711 (tree_init_edge_profiler): Build new profilers.
25712 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25713 (pass_tree_profile): Add dump.
25714 (tree_profile_hooks): Update.
25715 * Makefile.in (LIBGCOV): Add new constants.
25716 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25717 __gcov_ior_profiler): New.
25718 * i386.md (movmem/setmem expanders): Add new optional arguments.
25720 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25722 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25724 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25726 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25727 (tree_unswitch_single_loop): Pass eni_size_weights to
25728 tree_num_loop_insns.
25729 * tree-ssa-loop-manip.c: Include tree-inline.h.
25730 (can_unroll_loop_p): Pass eni_size_weights to
25731 tree_num_loop_insns.
25732 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25733 Pass eni_size_weights to estimate_num_insns.
25734 * tree.h (init_inline_once): Export.
25735 * toplev.c (backend_init): Call init_inline_once.
25736 * cgraphunit.c (cgraph_process_new_functions,
25737 cgraph_analyze_function): Pass eni_inlining_weights to
25738 estimate_num_insns.
25739 * ipa-inline.c (compute_inline_parameters): Ditto.
25740 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25741 to estimate_num_insns.
25742 (try_unroll_loop_completely): Pass eni_size_weights to
25743 tree_num_loop_insns.
25744 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25745 ot estimate_num_insns.
25746 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25747 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25748 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25749 eni_time_weights): New variables.
25750 (init_inline_once): Initialize them.
25751 (struct eni_data): Mew.
25752 (estimate_num_insns_1, estimate_num_insns): Use weights.
25753 * tree-inline.h (struct eni_weights_d): New.
25754 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25755 (estimate_num_insns): Declaration changed.
25756 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25757 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25758 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25760 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25762 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25763 relations in the conflict function is valid.
25765 2007-01-27 Ian Lance Taylor <iant@google.com>
25767 * common.opt: Add fstrict-overflow.
25768 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25769 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25770 (TYPE_OVERFLOW_UNDEFINED): Define.
25771 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25773 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25774 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25775 (fold_negate_expr): Likewise.
25776 (make_range): Likewise.
25777 (extract_muldiv_1): Likewise.
25778 (maybe_canonicalize_comparison): Likewise.
25779 (fold_comparison): Likewise.
25780 (fold_binary): Likewise.
25781 (tree_expr_nonnegative_p): Likewise.
25782 (tree_expr_nonzero_p): Likewise.
25783 * tree-vrp.c (compare_values): Likewise.
25784 (extract_range_from_binary_expr): Likewise.
25785 (extract_range_from_unary_expr): Likewise.
25786 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25788 (nowrap_type_p): Likewise.
25789 * tree-scalar-evolution.c (simple_iv): Likewise.
25790 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25791 (build_range_check): Likewise.
25792 (extract_muldiv_1): Likewise.
25793 (fold_comparison): Likewise.
25794 * tree-vrp.c (vrp_int_const_binop): Likewise.
25795 (extract_range_from_unary_expr): Likewise.
25796 * convert.c (convert_to_integer): Likewise.
25797 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25798 (fold_comparison): Likewise.
25799 (fold_binary): Likewise.
25800 * optabs.c (optab_for_tree_code): Likewise.
25801 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25802 * simplify-rtx.c (simplify_const_relational_operation): Check
25803 flag_strict_overflow and flag_trapv.
25804 (simplify_const_relational_operation): Likewise.
25805 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25806 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25809 2007-01-27 Roger Sayle <roger@eyesopen.com>
25811 * tree.c (tree_fold_gcd): Delete.
25812 * tree.h (tree_fold_gcd): Remove prototype.
25813 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25814 test whether one constant integer is a multiple of another. Instead
25815 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25816 * fold-const.c (multiple_of_p): We've determined both TOP and
25817 BOTTOM are integer constants so we can call int_const_binop directly
25818 instead of the more generic const_binop.
25820 2007-01-27 Roger Sayle <roger@eyesopen.com>
25822 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25823 1*X check that the constant hasn't overflowed, to preserve the
25825 (round_up): Provide an efficient implementation when rouding-up an
25826 INTEGER_CST to a power-of-two.
25828 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25830 * doc/sourcebuild.texi: Add comma for clarity.
25831 * doc/extend.texi: Fix some typos.
25832 * doc/passes.texi: Likewise.
25833 * doc/cppinternals.texi: Likewise.
25834 * doc/c-tree.texi: Likewise.
25835 * doc/tree-ssa.texi: Likewise.
25836 * doc/install.texi: Likewise.
25838 2007-01-27 Jan Hubicka <jh@suse.cz>
25840 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25841 (pass_sra): Do not require alias information.
25842 * passes.c (init_optimization_passes): Add SRA
25844 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25846 * tracer.c (rest_of_handle_tracer): We already cleaned
25847 up the CFG in tracer() so don't do it here again.
25848 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25849 cleanup_cfg here, either. And don't call renumber_insns.
25851 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25852 and BB_HEAD are in the insn stream here. Instead make sure
25853 that BB_INSN is valid on all insns. Also, do check here that
25854 there are no pending branch predictions...
25855 (rtl_verify_flow_info): ...instead of doing it here. Checks
25856 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25859 2007-01-26 Roger Sayle <roger@eyesopen.com>
25861 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25862 function to simplify/factorize operand order canonicalization.
25863 (ix86_fixup_binary_operands): Reorganize using the above function.
25864 (ix86_binary_operator_ok): Likewise.
25866 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25868 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25869 file scope from optimize_attrs.
25870 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25872 (optimize_attrs): Clear insn_code_values after freeing it.
25874 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25876 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25877 a parts.base assignment.
25879 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25881 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25882 (compute_subscript_distance, initialize_data_dependence_relation,
25883 finalize_ddr_dependent, analyze_ziv_subscript,
25884 analyze_siv_subscript_cst_affine,
25885 compute_overlap_steps_for_affine_univar,
25886 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25887 analyze_siv_subscript, analyze_miv_subscript,
25888 analyze_overlapping_iterations, subscript_dependence_tester_1,
25889 compute_self_dependence, free_dependence_relation): Work
25890 with affine_fn instead of chrecs.
25891 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25892 common_affine_function, affine_function_base,
25893 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25894 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25895 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25896 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25897 (all_chrecs_equal_p): Removed.
25898 * tree-data-ref.h (affine_fn, conflict_function): New types.
25899 (struct subscript): Change type of conflicting_iterations_in_a
25900 and conflicting_iterations_in_b.
25902 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25905 * config/pa/pa.h (TARGET_HPUX_11): New.
25906 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25907 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25909 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25910 Richard Guenther <rguenther@suse.de>
25912 * tree-ssa-structalias.c (solve_graph): Handle case
25913 we merged the variable to another.
25915 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25917 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25920 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25921 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25923 2007-01-25 DJ Delorie <dj@redhat.com>
25925 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25926 allow changes to modes which don't fit in those registers.
25928 * reload1.c (choose_reload_regs): Check for invalid subregs before
25929 computing their locations, not after.
25931 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25934 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25935 save Altivec registers in an eh_return function.
25936 (compute_vrsave_mask): Likewise.
25937 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25938 for saving Altivec registers.
25939 (rs6000_emit_prologue): Don't allocate stack twice in
25940 eh_return function. Correct expected value of altivec_save_offset
25941 when using save_world. Describe save of R0 to stack when using
25942 save_world. Describe stack pointer adjustment when using
25943 save_world. Remove duplicated eh_return parameter register saving.
25944 Update sp_offset variable after save_world.
25945 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25947 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25948 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25951 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25953 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25955 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25958 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25959 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25961 2007-01-25 Richard Guenther <rguenther@suse.de>
25963 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25964 * common.opt (-Wcoverage-mismatch): New warning option.
25965 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25966 if -Wcoverage-mismatch is given.
25968 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25970 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25971 (ipcp_driver): Change to static definition.
25972 Add dumping of the ifunctions.
25973 (constant_val_insert): Remove unused parameter. Support for SSA.
25974 (ipcp_propagate_const): Support for SSA.
25975 (ipcp_profile_bb_print): Print only analyzed nodes.
25976 (ipcp_replace_map_create): Remove support for Fortran constant
25978 * ipa-prop.c (ipa_method_modify_stmt,
25979 ipa_callsite_compute_param): Support for SSA.
25980 * ipa-prop.h (ipcp_driver): Remove declaration.
25981 (IS_VALID_TREE_MAP_INDEX): Add define.
25983 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25985 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25987 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25989 PR middle-end/30447
25990 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25991 constant argument to cabs and do it without checking for
25992 -funsafe-math-optimizations.
25994 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25996 * c-common.h (RID_FIRST_CXX0X): New.
25997 (RID_LAST_CXX0X): New.
25998 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26000 * c.opt (Wc++0x-compat): New.
26001 * doc/invoke.texi (-Wc++0x-compat): Document.
26003 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26005 * builtins.c (fold_builtin_carg): New.
26006 (fold_builtin_1): Use it.
26008 2007-01-24 Jan Hubicka <jh@suse.cz>
26010 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26012 * ipa-inline.c (initial_insns, max_insns): Delete.
26013 (compute_max_insns): New function.
26014 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26015 amount of insns as base for code growth.
26016 (cgraph_decide_inlining): Make initial_insns local; do not compute
26018 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26019 * doc/invoke.texi (inline-unit-growth): Update docs.
26021 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26023 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26024 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26025 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26026 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26027 for CPUs that have PTA_CX16 set.
26029 PR middle-end/27416
26030 * gimplify.c (omp_check_private): New function.
26031 (gimplify_scan_omp_clauses): Use it for
26032 firstprivate/lastprivate/reduction.
26034 PR middle-end/30494
26035 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26036 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26038 PR middle-end/30421
26039 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26040 If lower_lastprivate_clauses emits some statements, append them
26041 to dlist rather than body_p and to body_p append an initializer.
26042 (lower_omp_for): Adjust caller.
26044 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26046 * target.h (globalize_decl_name): New.
26047 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26048 * output.h (default_globalize_decl_name): New.
26049 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26051 (globalize_decl): Ditto.
26052 (default_globalize_decl_name): New.
26053 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26054 (ia64_handle_version_id_attribute): New.
26055 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26056 (ia64_asm_output_external): Use globalize_decl_name instead
26057 of globalize_label.
26058 * doc/extend.texi (version_id): New pragma.
26059 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26061 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26063 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26064 _uleb128_t and _Unwind_SWord with _sleb128_t.
26065 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26066 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26068 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26069 * unwind-pe.h (read_uleb128, read_sleb128,
26070 read_encoded_value_with_base): Likewise.
26071 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26073 2007-01-24 Richard Guenther <rguenther@suse.de>
26075 * builtins.c (expand_builtin_cexpi): Get the fndecl
26076 for cexp in the correct way.
26078 2007-01-24 Jan Hubicka <jh@suse.cz>
26080 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26083 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26085 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26086 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26087 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26088 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26089 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26090 __SIZEOF_PTRDIFF_T__.
26091 * doc/cpp.texi: Documentation for the new builtin macros added.
26093 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26095 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26096 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26097 instead of operands[2] to avoid access past the end of array.
26099 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26101 * reload1.c (emit_reload_insns): Pass the reload register
26102 for a non-spill output reload through forget_old_reloads_1.
26104 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26106 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26107 _SOFT_DOUBLE if doubles use software floating-point.
26108 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26109 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26110 * config/rs6000/darwin-ldouble.c: Also compile functions for
26111 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26112 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26113 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26114 commented-out long double override.
26115 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26116 * config/rs6000/eabispe.h: Likewise.
26117 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26118 long double for non-SPE.
26119 (rs6000_handle_option): Likewise.
26120 (invalid_e500_subreg): Disallow more subregs involding DImode,
26121 DFmode, TImode or TFmode.
26122 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26124 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26126 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26127 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26129 (rs6000_legitimate_address): Also check for TFmode for E500
26131 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26132 (spe_build_register_parallel): Handle TFmode and TCmode.
26133 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26135 (function_arg): Handle TFmode and TCmode for E500 double.
26136 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26138 (print_operand): Handle TFmode and TImode for %y.
26139 (rs6000_generate_compare): Handle TFmode comparisons for E500
26141 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26142 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26143 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26144 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26145 TFmode for E500 double.
26146 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26147 (floatsidf2): Enable for E500 double.
26148 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26149 (extenddftf2): Change to extenddftf2_fprs.
26150 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26151 depending on TARGET_E500_DOUBLE.
26152 (extendsftf2): Enable for E500 double.
26153 (trunctfdf2): Enable for E500 double.
26154 (trunctfsf2): Change to trunctfsf2_fprs.
26155 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26156 depending on TARGET_E500_DOUBLE.
26157 (floatsitf2): Enable for E500 double.
26158 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26159 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26160 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26161 (negtf2): Change to negtf2_internal.
26162 (negtf2): New expander.
26163 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26164 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26165 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26166 (movdi_internal32): Use rs6000_nonimmediate_operand.
26167 (unnamed splitter): Likewise.
26168 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26169 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26170 (SPE64TF, DITI): New mode macros.
26171 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26174 (frob_<mode>_di_2): New.
26175 (frob_tf_di_8_2): New.
26176 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26178 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26180 (frob_ti_<mode>_8_2): New.
26181 (frob_ti_tf_2): New.
26182 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26183 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26185 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26186 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26187 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26188 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26189 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26190 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26193 2007-01-23 Ian Lance Taylor <iant@google.com>
26195 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26197 (OBJS-archive): Reformat, alphabetize.
26198 (OBJS): Change out_object_file to OBJS-md.
26200 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26202 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26203 JUMP_P and CALL_P predicates where applicable.
26204 * config/i386/i386.c: Ditto.
26205 * config/i386/i386.md: Ditto.
26206 * config/i386/mmx.md: Ditto.
26207 * config/i386/predicates.md: Ditto.
26209 2007-01-22 Andreas Schwab <schwab@suse.de>
26211 * config/m68k/m68k.h: Fix comment.
26213 2007-01-22 Jan Hubicka <jh@suse.cz>
26215 * passes.c (init_optimization_passes): Do not rerun
26216 pass_early_warn_uninitialized.
26218 2007-01-22 Richard Guenther <rguenther@suse.de>
26220 PR tree-optimization/30038
26221 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26223 (execute_cse_sincos_1): Likewise.
26224 (execute_cse_sincos): Likewise.
26225 (gate_cse_sincos): Likewise.
26226 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26227 the cexpi() canonicalization of sincos().
26228 * tree-pass.h (pass_cse_sincos): Declare.
26229 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26231 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26233 PR rtl-optimization/29329
26234 * combine.c (replaced_rhs_insn): Rename to i2mod.
26235 (replaced_rhs_value): Rename to i2mod_new_rhs.
26236 (i2mod_old_rhs): New global variable.
26237 (combine_instructions): Adjust for above change. Save a copy of
26238 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26239 note are substituted in the second instruction.
26240 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26241 ditch the note if it pertains to the second eliminated register
26242 and this register is mentioned in i2mod_old_rhs.
26245 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26247 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26248 the insn to which the note was originally attached.
26250 2007-01-21 Jan Hubicka <jh@suse.cz>
26252 * ipa-inline.c (inlining_mode): Comment, move up.
26253 (cgraph_decide_inlining_incrementally): Do not perform inlining
26254 itself; fix handling of flattening of self recursive functions.
26255 (cgraph_find_cycles): Remove.
26256 (cgraph_flatten_node): Remove.
26257 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26258 (try_inline): New function.
26259 (cgraph_early_inlining): Update call of
26260 cgraph_decide_inlining_incrementally. Apply inlining here.
26261 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26263 2007-01-21 Dirk Mueller <dmueller@suse.de>
26266 * tree-vrp.c (check_array_bounds): do not warn
26267 about ADDR_EXPR's of ARRAY_REF's which are immediately
26268 used in binary expressions.
26270 2007-01-21 Ira Rosen <irar@il.ibm.com>
26272 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26273 read_write_dep and macros for its access.
26274 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26275 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26276 argument, call vect_check_interleaving for every independent pair of
26277 data-refs. Mark loads that access the same memory location as a store
26279 (vect_check_dependences): Remove.
26280 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26281 call, fix the call to vect_analyze_data_ref_dependence.
26282 (vect_analyze_data_ref_access): For statements that access the same
26283 data-ref, check that they are not stores; for loads, check that there
26284 is no store that access the same location.
26286 2007-01-20 Roger Sayle <roger@eyesopen.com>
26287 Joseph Myers <joseph@codesourcery.com>
26289 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26290 (-fdump-rtl-stack): Likewise.
26291 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26292 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26293 (-mpt-fixed): Use @minus{} for minus sign.
26294 (Using Precompiled Headers): Fix under/overfull hbox.
26296 2007-01-20 Jan Hubicka <jh@suse.cz>
26298 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26299 place within annotation.
26301 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26303 * pa.c (output_move_double): Change array size of xoperands to 4.
26305 2007-01-20 Jan Hubicka <jh@suse.cz>
26307 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26310 2007-01-19 Ian Lance Taylor <iant@google.com>
26312 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26313 constant to unsigned HOST_WIDE_INT before negating.
26315 2007-01-19 Ian Lance Taylor <iant@google.com>
26317 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26319 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26320 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26321 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26322 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26323 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26324 (realloc_vdef, realloc_vuse): Change second parameter to
26326 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26327 fields to unsigned.
26328 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26329 unsigned. Change x and lim locals to unsigned.
26330 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26332 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26333 (copy_virtual_operands): Change i and n locals to unsigned.
26335 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26337 PR middle-end/29335
26338 * builtins.c (fold_builtin_1): Handle builtin fdim.
26340 2007-01-20 Jan Hubicka <jh@suse.cz>
26342 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26343 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26344 init_alias_heapvars.
26345 (init_alias_heapvars): Initialize only when not already initialized.
26346 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26348 2007-01-19 Roger Sayle <roger@eyesopen.com>
26350 * common.opt (fsigned-zeros): New command line option.
26351 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26352 of flag_unsafe_math_optimizations.
26353 * opts.c (set_fast_math_flags): The -ffast-math command line option
26354 implies -fno-signed-zeros.
26355 (fast_math_flags_set_p): Likewise.
26357 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26358 the documentation of -ffast-math appropriately. Wrap long lines.
26360 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26362 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26363 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26365 2007-01-19 Tomas Bily <tbily@suse.cz>
26367 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26369 (tree_init_ic_make_global_vars): New function
26370 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26371 (tree_gen_ic_profiler): New function
26372 (tree_gen_ic_func_profiler): New function
26373 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26374 (tree_profile_hooks): Added hook for indirec/virtual calls
26375 * value-prof.c (tree_find_values_to_profile): New case for
26377 (tree_values_to_profile): Call for determining indirect/virtual
26379 (tree_indirect_call_to_profile): New function
26380 (tree_ic_transform): New function
26381 (tree_ic): New function
26382 (find_func_by_pid): New function
26383 (init_pid_map): New function
26384 (tree_value_profile_transformations): Added check for
26385 indirect/virtual call transformation
26386 * value-prof.h (enum hist_type): New counter type for
26387 indirect/virtual calls
26388 (profile_hooks): Added new hook for profiling indirect/virtual
26390 * profile.c (instrument_values): New case for indirect/virtual
26392 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26393 (GCOV_COUNTER_V_INDIR): New counter type
26394 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26395 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26397 * cgraph.c: Definition of cgraph_max_pid
26398 (cgraph_create_node): Default init of pid attribute
26399 * cgraph.h: Declaration of cgraph_max_pid
26400 (struct cgraph_node): Added pid attribute
26401 * libgcov.c (__gcov_indirect_call_profiler): New function
26402 (__gcov_one_value_profiler_body): New function
26403 (__gcov_one_value_profiler): Body was moved to
26404 __gcov_one_value_profiler_body and calls it
26406 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26408 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26409 * gengtype.c (write_types_data, write_func_for_structure,
26410 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26411 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26412 (walk_type, write_func_for_structure): Generate the mark_hook if
26415 2007-01-19 Jan Hubicka <jh@suse.cz>
26417 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26418 'early' argument take inlining mode argument specifying whether to
26419 inline for size/speeed or all functions; add support for flattening;
26421 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26423 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26426 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26427 the name of the declared identifier.
26429 2007-01-19 Dirk Mueller <dmueller@suse.de>
26431 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26432 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26433 duplicate evaluation.
26435 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26437 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26438 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26439 to XFMode, use acosxf2 and truncate result to requested mode.
26440 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26441 (asin<mode>2): Similarly, with asin expanders.
26442 (*fscalexf4_i387): Rename from *fscalexf4.
26443 (expNcorexf3): New expander.
26444 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26445 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26446 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26447 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26448 patterns for SSE math.
26449 (exp10<mode>2): Similarly, with exp10 expanders.
26450 (exp2<mode>2): Similarly, with exp2 expanders.
26451 (expm1<mode>2): Similarly, with expm1 expanders.
26452 (ldexp<mode>3): Similarly, with ldexp expanders.
26453 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26454 Use gen_truncxf<mode>2_i387_noop to truncate result.
26456 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26458 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26459 for ColdFire targets.
26461 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26462 Richard Sandiford <richard@codesourcery.com>
26464 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26465 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26466 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26467 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26468 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26469 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26471 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26473 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26474 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26475 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26476 (*adddi_dilshr32_cf): New pattern.
26477 (adddi3, subdi3): Remove first alternatives.
26479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26481 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26482 implemented using move.l, do not use its cc result for floating-point
26485 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26487 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26488 from accepting 's' constraints if flag_pic.
26490 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26492 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26493 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26494 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26495 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26497 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26499 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26500 ColdFire alternatives.
26501 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26502 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26503 architectures that support ff1 instruction.
26505 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26506 Julian Brown <julian@codesourcery.com>
26508 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26509 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26510 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26513 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26515 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26517 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26518 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26519 HOST_WIDE_INT instead of an rtx.
26520 (m68k_rtx_costs): Update call accordingly.
26521 (output_move_const_into_data_reg): Likewise. Fix formatting.
26522 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26524 (output_move_simode_const): Update calls after above changes.
26525 Rework to use automatic variables and predicates like MEM_P.
26526 * config/m68k/m68k.md (pushexthisi_const): Update call to
26529 2007-01-19 Dirk Mueller <dmueller@suse.de>
26531 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26532 in dump_flags test.
26534 2007-01-19 Richard Guenther <rguenther@suse.de>
26536 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26537 via cexp in case sincos is not available.
26539 2007-01-19 Richard Guenther <rguenther@suse.de>
26541 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26542 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26543 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26544 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26545 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26546 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26547 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26548 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26550 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26552 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26554 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26555 (atan2xf3): Directly generate RTL pattern.
26556 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26557 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26558 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26559 disable patterns for SSE math.
26560 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26561 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26562 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26563 disable patterns for SSE math.
26565 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26567 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26569 2007-01-18 Roger Sayle <roger@eyesopen.com>
26571 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26572 VIEW_CONVERT_EXPR to the same type as it's operand.
26574 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26576 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26577 configured for long double 128.
26579 2007-01-18 Mike Stump <mrs@apple.com>
26581 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26584 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26586 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26589 2007-01-18 Jan Hubicka <jh@suse.cz>
26591 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26592 greater than NUM_VOP_FREE_BUCKETS.
26594 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26596 * tree-ssa-structalias.c: Update comments.
26597 (ptabitmap_obstack): Removed.
26598 (pta_obstack): New.
26599 (oldpta_obstack): Ditto.
26600 (stats): Add a few members.
26601 (struct variable_info): Remove node, complex, address_taken, and
26602 indirect_target members. Add oldsolution member.
26603 (new_var_info): Do not initialize removed members.
26604 (constraint_expr_type): Remove INCLUDES.
26605 (constraint_graph): Add size, implicit_preds, rep,
26606 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26607 (FIRST_REF_NODE): New macro.
26608 (LAST_REF_NODE): Ditto.
26609 (FIRST_ADDR_NODE): Ditto.
26610 (find): New function.
26612 (dump_constraint): Do not handle INCLUDES.
26613 (insert_into_complex): Do not insert duplicate constraints.
26614 (condense_varmap_nodes): Renamed and rewritten into ...
26615 (merge_node_constraints): This. Also fix bug in handling of
26616 offseted copy constraints.
26617 (clear_edges_for_node): No longer need to deal with preds at all,
26618 or removing associated preds/succs.
26619 (merge_graph_nodes): Deal with indirect_cycles.
26620 Don't deal with predecessors.
26621 (add_implicit_graph_edge): New function.
26622 (add_pred_graph_edge): Ditto.
26623 (add_graph_edge): Don't deal with predecessors.
26624 (build_constraint_graph): Removed.
26625 (build_pred_graph): New function.
26626 (build_succ_graph): Ditto.
26627 (struct scc_info): Removed in_component. Added roots, dfs, and
26628 node_mapping. Remove visited_index, unification_queue.
26629 (scc_visit): Deal with union-find we do now.
26630 Deal with cycles with REF nodes.
26631 (collapse_nodes): Renamed and rewritten to ...
26632 (unify_nodes): This.
26633 (process_unification_queue): Removed.
26634 (topo_visit): Cleanup
26635 (do_da_constraint): Use find.
26636 (do_sd_constraint): Ditto.
26637 (do_ds_constraint): Ditto.
26638 (do_complex_constraint): Ditto.
26639 (init_scc_info): Update for removed and added members.
26640 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26641 (find_indirect_cycles): This.
26642 (equivalence_class): New variable.
26643 (label_visit): New function.
26644 (perform_variable_substitution): Rewritten.
26645 (free_var_substitution_info): New function.
26646 (find_equivalent_node): Ditto.
26647 (move_complex_constraints): Ditto.
26648 (eliminate_indirect_cycles): Ditto.
26649 (solve_graph): Only propagate changed bits.
26650 Use indirect cycle elimination.
26652 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26653 (tree_id_eq): Renamed to ...
26654 (tree_vi_eq): This. Update for member change
26655 (insert_id_for_tree): Renamed and rewritten to ...
26656 (insert_vi_for_tree): This.
26657 (lookup_id_for_tree): Renamed and rewritten to ...
26658 (lookup_vi_for_tree): This.
26659 (get_id_for_tree): Renamed and rewritten to ...
26660 (get_vi_for_tree): Ditto.
26661 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26662 (process_constraint): Don't handle INCLUDES.
26663 Remove special ADDRESSOF case.
26664 (find_func_aliases): Rewrite to use vi functions instead of id
26666 (create_function_info_for): Ditto.
26667 (create_variable_info_for): Ditto.
26668 (intra_create_variable_infos): Ditto.
26669 (merge_smts_into): Ditto.
26670 (find_what_p_points_to): Ditto.
26671 (init_base_vars): Ditto.
26672 (init_alias_vars): Ditto.
26673 (remove_preds_and_fake_succs): New function.
26674 (dump_sa_points_to_info): Dump new stats.
26675 (dump_solution_for_var): Use find.
26676 (set_used_smts): Fix formatting.
26677 (compute_points_to_sets): Updated for new functions.
26678 (ipa_pta_execute): Ditto.
26680 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26681 Richard Sandiford <richard@codesourcery.com>
26683 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26685 * calls.c (expand_call): If the return value is a PARALLEL,
26686 extract its first member.
26687 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26688 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26689 use FUNCTION_EXTRA_EPILOGUE.
26690 (m68k_function_value): Return a PARALLEL if the return value
26691 is of a pointer type.
26692 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26693 (FUNCTION_EXTRA_EPILOGUE): Remove.
26694 * config/m68k/m68k.md (D0_REG): New constant.
26696 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26698 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26699 output a NOP for empty epilogues.
26701 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26703 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26704 before function. Extend register save check to include all
26705 registers, not just integer ones.
26707 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26709 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26710 (m68k_use_return_insn): ...this.
26711 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26712 * config/m68k/m68k.c (use_return_insn): Rename to...
26713 (m68k_use_return_insn): ...this.
26714 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26715 of USE_RETURN_INSN.
26717 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26719 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26720 nearest even, fix denormal rounding overflow.
26722 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26724 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26725 f%$smove and f%$move.
26726 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26727 (extendsfdf2_cf): Use fdmove instead of f%&move.
26728 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26729 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26733 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26736 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26738 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26739 (coldfire_single_format): Declare.
26740 (coldfire_double_format): Likewise.
26741 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26742 of qnan_msb_set to determine the lower bits of a canonical
26744 (encode_ieee_double): Likewise.
26745 (encode_ieee_quad): Likewise.
26746 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26747 (mips_single_format): Likewise.
26748 (ieee_double_format): Likewise.
26749 (mips_double_format): Likewise.
26750 (ieee_extended_motorola_format): Likewise.
26751 (ieee_extended_intel_96_format): Likewise.
26752 (ieee_extended_intel_128_format): Likewise.
26753 (ieee_extended_intel_96_round_53_format): Likewise.
26754 (ibm_extended_format): Likewise.
26755 (mips_extended_format): Likewise.
26756 (ieee_quad_format): Likewise.
26757 (mips_quad_format): Likewise.
26758 (vax_f_format): Likewise.
26759 (vax_d_format): Likewise.
26760 (vax_g_format): Likewise.
26761 (i370_single_format): Likewise.
26762 (i370_double_format): Likewise.
26763 (decimal_single_format): Likewise.
26764 (decimal_double_format): Likewise.
26765 (decimal_quad_format): Likewise.
26766 (c4x_single_format): Likewise.
26767 (c4x_extended_format): Likewise.
26768 (real_internal_format): Likewise.
26769 (coldfire_single_format): New real_format.
26770 (coldfire_double_format): Likewise.
26771 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26772 canonical_nan_lsbs_set.
26773 (pdp11_d_format): Likewise.
26774 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26775 if TARGET_COLDFIRE_CPU.
26777 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26779 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26780 (output_call, m68k_legitimize_call_address): Declare.
26781 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26782 parenthesees. Add support for a 'W' constraint.
26783 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26784 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26785 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26786 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26788 (override_options): Initialize them. Do not set flag_no_function_cse
26789 for TARGET_ID_SHARED_LIBRARY.
26790 (m68k_output_pic_call): Delete.
26791 (m68k_legitimize_call_address): New function.
26792 (print_operand): Remove the %o prefix. Handle the %p prefix.
26793 (output_call): New function.
26794 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26795 target address from the GOT if symbolic jumps are not allowed.
26796 * config/m68k/m68k.md (call, general_operand): Do not set
26797 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26798 Merge separate flag_pic and !flag_pic define_insns into...
26799 (*call, *call_value): ...these new patterns. Match the address
26800 rather than the containing MEM and require it to be a call_operand.
26801 Use output_call to generate the asm template.
26802 * config/m68k/predicates.md (const_call_operand): New predicate.
26803 (call_operand): Likewise.
26805 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26807 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26808 (STACK_GROWS_DOWNWARD): Define to 1.
26809 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26810 comments, emphasizing that these values are only defaults.
26811 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26812 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26814 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26816 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26818 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26819 Richard Sandiford <richard@codesourcery.com>
26821 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26822 (FP_REGNO_P): New macros.
26823 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26824 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26825 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26826 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26828 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26830 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26831 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26833 * config/m68k/t-floatlib: New file, extracting common code from...
26834 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26835 * config/m68k/t-uclinux: Here.
26836 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26837 routines on ColdFire targets.
26839 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26841 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26842 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26843 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26844 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26845 explicitly set MOTOROLA to 1.
26846 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26848 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26849 Nathan Sidwell <nathan@codesourcery.com>
26851 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26852 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26853 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26854 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26855 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26856 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26857 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26858 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26859 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26860 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26861 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26862 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26863 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26864 (DBX_REGISTER_NUMBER): Delete.
26865 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26866 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26867 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26869 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26871 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26872 * config/flat.h: New file.
26873 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26874 OBJECT_FORMAT_FLAT.
26875 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26876 indirect references for -msep-data or -mid-shared-library.
26877 Do not use PC-relative code addresses either.
26878 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26880 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26881 for shared libraries and crt1.o for executables. Use crti.o and
26883 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26884 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26885 Do not add -elf2flt or -shared-lib-id options here.
26886 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26887 Pass -shared-lib-id if -mid-shared-library, taking the library
26888 identifier from -mshared-library-id if given, otherwise
26890 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26891 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26892 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26893 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26894 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26895 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26897 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26898 jump sequence for ISA A and ISA A+.
26899 (PICJUMP): Likewise.
26901 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26903 * config.gcc (m68k-*-uclinux*): Base the port on the common
26904 and m68k GNU/Linux files rather than on the generic ELF ones.
26905 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26906 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26908 2007-01-18 Julian Brown <julian@codesourcery.com>
26909 Richard Sandiford <richard@codesourcery.com>
26911 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26912 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26913 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26915 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26916 80 unconditionally.
26917 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26919 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26921 * doc/install.texi: Document m68k-uclinuxoldabi.
26922 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26923 * config/m68k/uclinux-oldabi.h: New file, copied from
26924 config/m68k/uclinux.h.
26926 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26928 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26929 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26930 (m32r_compute_frame_size): Use unsigned for regno.
26931 (m32r_reload_lr): Use gen_frame_mem.
26933 (m32r_output_function_epilogue): Don't output the function epilogue
26935 (m32r_expand_epilogue): New.
26936 (direct_return): Return false if the function has the interrupt
26938 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26939 * config/m32r/m32r.md (epilogue): New expander.
26940 (return_lr, return_rte): New insns.
26941 (return): Make it expander.
26942 (return_normal): New expander.
26944 2007-01-18 Josh Conner <jconner@apple.com>
26947 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26948 support for UNLE, UNLT, UNGE, and UNGT.
26950 2007-01-18 Jan Hubicka <jh@suse.cz>
26952 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26953 * tree-tailcall (add_virtual_phis): Likewise.
26954 (optimize_tail_call): Return TODOs.
26955 (execute_tail_calls): Return TODOs.
26956 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26957 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26959 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26960 Cleanup cfg using TODO.
26961 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26962 * passes.c (execute_function_todo): When cleanup did something, remove
26964 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26965 (make_edges): Don't cleanup_cfg.
26967 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26969 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26970 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26971 operate on the top of stack.
26972 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26973 register handling of instructions that output to the second
26975 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26976 (move_for_stack_reg): Special-case check for dead destination
26977 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26979 * config/i386/i386.md (UNSPEC_TAN): New constant.
26980 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26981 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26982 to correctly model move of constant 1.0 to top stack slot.
26983 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26984 (unnamed peephole2 pattern): Remove corresponding peephole2
26985 pattern that optimizes tan insn and loading of constant 1.0.
26986 (tanxf2): Use fptanxf4_i387.
26987 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26988 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26989 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26990 disable patterns for SSE math.
26991 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26992 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26994 2007-01-18 Dirk Mueller <dmueller@suse.de>
26995 Richard Guenther <rguenther@suse.de>
26998 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26999 * common.opt (Warray-bounds): Add new warning option.
27000 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27002 * Makefile.in: make tree-vrp.o depend on toplev.h
27003 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27005 (check_array_refs, check_array_bounds, check_array_ref): New.
27007 2007-01-18 Jan Hubicka <jh@suse.cz>
27009 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27010 (execute_ssa_ccp): Return flags conditionally.
27011 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27013 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27015 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27017 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27018 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27020 * Makefile.c (GTFILES): Add cfglayout.h.
27021 * gengtype.c (open_base_files): Likewise.
27022 * cfglayout.c (cfg_layout_function_footer,
27023 cfg_layout_function_header) Reindent to make gengtype happy.
27024 * cfglayout.h (cfg_layout_function_footer,
27025 cfg_layout_function_header): Add GTY(()) marker.
27027 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27029 2007-01-18 Ben Elliston <bje@au.ibm.com>
27031 * genautomata.c (write_automata): Include xstrerror output in the
27032 error message if writing the DFA description file fails.
27034 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27036 * config/mips/mips-protos.h (mips_output_external): Make it
27038 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27039 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27040 (extern_list): Likewise.
27041 (extern_head): Likewise.
27042 (TARGET_ASM_FILE_END): Likewise.
27043 (mips_file_end): Likewise.
27044 (mips_output_external): Rewritten.
27046 2007-01-18 Ben Elliston <bje@au.ibm.com>
27048 * genpreds.c (write_insn_preds_c): Only write out the function
27049 body for regclass_for_constraint if we have register constraints.
27051 2007-01-17 Tom Tromey <tromey@redhat.com>
27053 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27054 * doc/install.texi (Testing): Use sourceware.org.
27055 (Binaries): Likewise.
27056 (Specific): Likewise.
27057 * doc/contrib.texi (Contributors): Use sourceware.org.
27059 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27061 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27062 (AVR_ENHANCED): Rename to ...
27063 (AVR_HAVE_MUL): ... new.
27064 (avr_enhanced_p): Rename to ...
27065 (avr_have_mul_p): ... new.
27066 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27067 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27068 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27069 (avr_have_mul_p): ... new.
27070 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27071 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27072 'avr_enhanced_p' and 'enhanced'.
27073 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27074 AVR_HAVE_MUL instead of AVR_ENHANCED.
27075 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27076 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27077 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27078 instead of AVR_ENHANCED.
27079 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27080 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27081 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27083 2007-01-17 Ian Lance Taylor <iant@google.com>
27085 * vec.h (VEC_reserve_exact): Define.
27086 (vec_gc_p_reserve_exact): Declare.
27087 (vec_gc_o_reserve_exact): Declare.
27088 (vec_heap_p_reserve_exact): Declare.
27089 (vec_heap_o_reserve_exact): Declare.
27090 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27092 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27093 negative parameter.
27094 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27095 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27096 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27097 * vec.c (calculate_allocation): Add exact parameter. Change all
27099 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27100 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27101 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27102 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27103 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27104 (vec_heap_p_reserve_exact): New function.
27105 (vec_heap_o_reserve_exact): New function.
27107 2007-01-17 Jan Hubicka <jh@suse.cz>
27109 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27111 2007-01-17 Eric Christopher <echristo@apple.com>
27113 * config.gcc: Support core2 processor.
27115 2007-01-16 Jan Hubicka <jh@suse.cz>
27117 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27118 the names, just unlink the chain so we don't crash on dangling
27122 2007-01-16 Jan Hubicka <jh@suse.cz>
27124 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27125 * tree-pass.h: Reorder to make IPA passes appear toegher.
27126 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27128 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27129 parameters, do not call early inliner.
27130 * ipa-inline.c: Update comments. Include tree-flow.h
27131 (cgraph_decide_inlining): Do not compute inlining parameters.
27132 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27133 be called with function context set up.
27134 (pass_ipa_inline): Remove unreachable functions before pass.
27135 (cgraph_early_inlining): Simplify assuming to be called from the
27137 (pass_early_inline): New pass.
27138 (cgraph_gate_ipa_early_inlining): New gate.
27139 (pass_ipa_early_inline): Turn into simple wrapper.
27140 (compute_inline_parameters): New function.
27141 (gate_inline_passes): New gate.
27142 (pass_inline_parameters): New pass.
27143 (apply_inline): Move here from tree-optimize.c
27144 (pass_apply_inline): New pass.
27145 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27147 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27148 doing them by hand.
27149 (tree_function_versioning): Do not allocate dummy struct function.
27150 * tree-inline.h (optimize_inline_calls): Update prototype.
27151 * tree-optimize.c (execute_fixup_cfg): Export.
27152 (pass_fixup_cfg): Remove
27153 (tree_rest_of_compilation): Do not apply inlines.
27154 * tree-flow.h (execute_fixup_cfg): Declare.
27155 * Makefile.in (gt-passes.c): New.
27156 * passes.c: Include gt-passes.h
27157 (init_optimization_passes): New passes.
27158 (nnodes, order): New static vars.
27159 (do_per_function_toporder): New function.
27160 (execute_one_pass): Dump current pass here.
27161 (execute_ipa_pass_list): Don't dump current pass here.
27163 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27165 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27166 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27168 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27170 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27171 (strong_alias): Define.
27172 (__gcc_qmul): Provide non-FMA for soft-float.
27173 (__gcc_qdiv): Same.
27178 (__gcc_qunord): New.
27188 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27189 soft-float functions.
27190 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27191 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27192 about long double soft float.
27194 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27195 Tehila Meyzels <tehila@il.ibm.com>
27197 * tree-vectorizer.h (is_pattern_stmt_p): New.
27198 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27199 formatting (tabs instead of spaces). Cleanup and clarify setting
27200 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27201 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27202 (vectorizable_type_demotion): Check that types are integral.
27203 (vectorizable_type_promotion): Likewise.
27204 (vectorizable_store): Fix typo. Eliminate new-line at end of
27207 2007-01-16 Jan Hubicka <jh@suse.cz>
27209 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27212 2007-01-15 Eric Christopher <echristo@apple.com>
27214 * ifcvt.c: Include vec.h, vecprim.h.
27215 (check_cond_move_block): New argument regs.
27216 Reorganize. Add registers used to regs.
27217 (cond_move_process_if_block): Use regs set above as
27220 2007-01-15 Eric Christopher <echristo@apple.com>
27222 * config/darwin.h: Update copyright.
27223 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27224 (LINK_COMMAND_SPEC): Add -u.
27225 (LINK_SPEC): Fix umbrella for above.
27227 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27229 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27232 2007-01-15 Tom Tromey <tromey@redhat.com>
27234 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27235 * doc/install.texi (Testing): Don't mention jacks.
27236 (Configuration): Document --enable-java-maintainer-mode. Move
27237 --with-java-home to libgcj-specific section. Document
27239 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27241 2007-01-15 Jan Hubicka <jh@suse.cz>
27243 * tree-ssa-dce.c (DCE_TODOs): New.
27244 (propagate_necessity): Return if something changed.
27245 (eliminate_unnecessary_stmts): Likewise.
27246 (perform_tree_ssa_dce): Return TODO flags when needed.
27247 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27249 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27251 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27252 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27253 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27254 patterns using X87MODEF12 mode macro. Extend operand 1
27255 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27256 (log10<mode>2): Ditto.
27257 (log2<mode>2): Ditto.
27258 (log1p<mode>2): Ditto.
27259 (logb<mode>2): Ditto.
27260 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27261 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27262 (*fxtractxf3_i387): Rename from *fxtractxf3.
27263 (fxtract_extend<mode>xf3_i387): New insn pattern.
27264 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27265 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27266 and gen_fyl2xxf3_i387().
27268 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27270 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27271 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27272 get_loop_exit_edges. Changed return type to bool.
27273 * cfgloop.h (fix_loop_placement): Declaration removed.
27275 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27277 * param.h (MIN_VECT_LOOP_BOUND): New.
27278 * params.def (MIN_VECT_LOOP_BOUND): New.
27279 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27280 argument - minimum threshold for number of iterations.
27281 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27282 argument to declaration.
27283 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27284 MIN_VECT_LOOP_BOUND.
27285 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27286 slpeel_tree_peel_loop_to_edge with additional argument.
27287 (vect_do_peeling_for_alignment): Likewise.
27288 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27290 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27293 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27294 operands of size 1.
27296 2007-01-14 Jan Hubicka <jh@suse.cz>
27298 * tree-dfa.c (remove_referenced_var): New function.
27299 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27300 prune referenced vars list too.
27301 * tree-flow.h (remove_referenced_var): Declare.
27303 2007-01-14 Jan Hubicka <jh@suse.cz>
27305 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27307 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27308 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27309 * except.h (verify_eh_throw_table_statements): Kill prototype.
27310 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27311 into call exrepssions.
27312 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27314 * tree-cfg.c: Include pointer-set.h.
27315 (verify_node_sharing): Work on pointer set.
27316 (verify_eh_throw_stmt_node): New.
27317 (verify_stmts): Use pointers sets, verify throw_stmt.
27319 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27321 * ipa-reference.c (analyze_function): Consider also addresses taken
27324 2007-01-12 Roger Sayle <roger@eyesopen.com>
27326 * c-typeck.c (null_pointer_constant_p): Replace use of
27327 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27328 (build_c_cast): Likewise.
27330 2007-01-12 Roger Sayle <roger@eyesopen.com>
27332 * tree.h (force_fit_type_double): Remove unused final argument.
27333 * c-common.c (constant_expression_warning): Replace use of
27334 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27335 (convert_and_check): Likewise.
27336 (shorten_compare): Update call to force_fit_type_double.
27337 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27338 * convert.c (convert_to_pointer): Update call to
27339 force_fit_type_double.
27340 * fold-const.c (force_fit_type_double): Remove overflowed_const
27342 (int_const_binop, fold_convert_const_int_from_int,
27343 fold_convert_const_int_from_real, fold_div_compare,
27344 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27345 fold_abs_const, fold_not_const): Remove the final argument from
27346 calls to force_fit_type_double.
27348 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27350 * configure.ac: Set insn to "nop" for spu-*-* also.
27351 * configure: Regenerate.
27353 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27355 * builtins.def : Add BUILT_IN_FREE.
27357 2007-01-12 Jan Hubicka <jh@suse.cz>
27359 PR tree-optimization/30443
27360 * tree-inline.c (tree_function_versioning): Do not optimize when
27361 cloning for inlining.
27363 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27365 * doc/loop.texi: Document recording of loop exits.
27366 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27367 (update_single_exits_after_duplication,
27368 update_single_exit_for_duplicated_loop,
27369 update_single_exit_for_duplicated_loops): Removed.
27370 (duplicate_loop_to_header_edge): Do not call
27371 update_single_exits_after_duplication and
27372 update_single_exit_for_duplicated_loops.
27373 (loop_version): Do not update single_exit information.
27374 (fix_loop_structure): Use record_loop_exits instead of
27375 mark_single_exit_loops.
27376 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27377 the lists of loop exits.
27378 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27379 split_edge, merge_blocks): Update the lists of loop exits.
27380 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27381 loop_optimizer_init.
27382 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27383 of mark_single_exit_loops.
27384 (loop_optimizer_finalize): Call release_recorded_exits.
27385 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27386 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27387 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27388 update single exit information.
27389 * lambda-code.c (perfect_nestify): Ditto.
27390 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27391 (mark_single_exit_loops): Removed.
27392 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27393 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27394 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27396 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27397 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27398 (verify_loop_structure): Verify consistency of the exit lists.
27399 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27400 (set_single_exit): Removed.
27401 * cfgloop.h (struct loop_exit): New function.
27402 (struct loop): single_exit_ field replaced by exits field.
27403 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27404 LOOPS_HAVE_RECORDED_EXITS.
27405 (struct loops): Added exits hash.
27406 (mark_single_exit_loops, set_single_exit): Declaration removed.
27407 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27409 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27411 * doc/invoke.texi: Avoid use of @headitem.
27413 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27415 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27417 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27419 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27423 Richard Sandiford <richard@codesourcery.com>
27425 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27426 * config/m68k/m68k.opt: Resort options.
27427 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27429 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27430 Richard Sandiford <richard@codesourcery.com>
27432 * doc/invoke.texi: Document the macros that are defined by
27433 m68k's -mtune and -mhard-float options.
27434 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27435 (m68k_cpp_cpu_family): Likewise.
27436 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27437 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27438 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27439 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27440 (m68k_cpp_cpu_family): Likewise.
27442 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27444 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27445 macros besides mc68000 as tuning macros. Use a switch statement
27446 to set them and mcpu32.
27448 2007-01-12 Julian Brown <julian@codesourcery.com>
27450 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27451 (TARGET_68040_ONLY): Rename to...
27452 (TARGET_68040): ...this.
27453 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27454 * config/m68k/m68k.md: Likewise.
27456 2007-01-12 Julian Brown <julian@codesourcery.com>
27457 Nathan Sidwell <nathan@codesourcery.com>
27458 Richard Sandiford <richard@codesourcery.com>
27460 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27461 the -mcpu= argument associated with the --with-cpu setting.
27462 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27463 if different from the one implied by the -mcpu setting.
27464 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27465 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27466 * doc/invoke.texi: Mention ColdFire in the introduction to the
27467 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27468 -mno-div and -mhard-float options. Make -m68881 a synonym for
27469 -mhard-float. Document the previously-undocumented -m5206e,
27470 -m528x, -m5307 and -m5407 options. Tweak the existing option
27471 documentation for consistency.
27472 * doc/install.texi: Mention new --with-cpu arguments.
27473 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27474 default CPU if neither -mcpu nor -march are specified.
27475 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27476 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27477 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27478 using m68k_tune to decide between families that implement the
27479 same ISA. Use m68k_tune to set __mcfv4e__.
27480 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27481 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27482 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27483 (FL_ISA_C, FL_ISA_MMU): New macros.
27484 (MASK_COLDFIRE): Delete.
27485 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27486 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27487 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27488 (TARGET_HARD_FLOAT): Do not define here.
27489 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27490 (TUNE_68000): New macro.
27491 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27492 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27493 (TUNE_CFV2): Redefine in terms of m68k_tune.
27494 (uarch_type, target_device, fpu_type): New enums.
27495 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27496 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27497 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27498 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27499 (FL_FOR_isa_c): New macros.
27500 (m68k_isa): New enum.
27501 (m68k_target_selection): New structure.
27502 (all_devices, all_isas, all_microarchs): New tables.
27503 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27504 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27505 (MASK_ALL_CPU_BITS): Delete.
27506 (m68k_find_selection): New function.
27507 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27508 Map the legacy target options to a combination of the new ones.
27509 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27510 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27511 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27513 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27514 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27516 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27517 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27518 * config/m68k/m68k-devices.def: New file.
27520 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27521 Nathan Sidwell <nathan@codesourcery.com>
27523 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27524 (SUBTARGET_EXTRA_SPECS): New macros.
27525 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27526 use %(asm_cpu_spec) instead.
27527 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27528 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27529 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27530 (EXTRA_SPECS): Rename to...
27531 (SUBTARGET_EXTRA_SPECS): ...this.
27533 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27534 Richard Sandiford <richard@codesourcery.com>
27535 Julian Brown <julian@codesourcery.com>
27537 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27538 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27539 to the configuration's default CPU.
27540 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27541 Remove default masks.
27542 (m680[012]0-*-*): Set the default with_cpu to the first part of
27544 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27545 (m68k*-*-linux): Extend the --with-cpu handling to...
27546 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27547 and m68010. Don't set target_cpu_default2.
27548 * doc/install.texi: Document --with-cpu for m68k.
27549 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27550 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27551 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27552 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27553 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27554 (ASM_SPEC): Remove use of %(asm_cpu_default).
27555 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27556 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27557 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27558 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27559 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27560 (TARGET_DEFAULT): Delete.
27561 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27562 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27563 (CPP_CPU_SPEC): Delete.
27564 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27565 the appropriate string.
27566 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27567 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27568 (ASM_SPEC): Don't use %(asm_default_spec).
27569 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27570 TARGET_DEFAULT and add MASK_68881.
27571 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27573 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27575 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27576 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27577 MASK_68010 alongside MASK_68020.
27578 * doc/invoke.texi: Document -m68010.
27579 * config/m68k/m68k.opt (m68010): New.
27580 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27582 (TUNE_68010): New macro.
27583 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27584 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27585 (M68K_CPU_m68332): Add MASK_68010.
27586 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27587 fallback definition.
27588 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27590 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27591 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27592 to all entries that use MASK_68020.
27593 (output_move_simode_const, output_move_himode, output_move_qimode)
27594 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27595 instead of TARGET_68020 to select clr behavior. Remove comment
27596 about there being no TARGET_68010.
27597 * config/m68k/m68k.md: Likewise throughout.
27599 2007-01-12 Julian Brown <julian@codesourcery.com>
27601 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27602 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27603 * config/m68k/m68k.md: Likewise.
27605 2007-01-12 Julian Brown <julian@codesourcery.com>
27607 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27608 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27610 2007-01-12 Julian Brown <julian@codesourcery.com>
27612 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27613 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27614 * config/m68k/m68k.md: Likewise.
27616 2007-01-12 Julian Brown <julian@codesourcery.com>
27617 Richard Sandiford <richard@codesourcery.com>
27619 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27620 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27621 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27623 (TARGET_CPU32): Rename to...
27624 (TUNE_CPU32): ...this.
27625 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27626 (TUNE_CFV2): New macros.
27627 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27628 remove conditions that are implied by TARGET_68020.
27629 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27630 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27631 (m68k_output_function_epilogue): Likewise.
27632 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27633 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27634 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27635 non-68000 timings. Refactor multiplication and division costs.
27636 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27637 TUNE_CPU32 instead of TARGET_CPU32.
27638 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27639 and TUNE_68060 instead of TARGET_68060.
27640 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27641 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27643 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27644 && !TARGET_COLDFIRE" to choose between moveq and clr.
27645 Likewise in the unnamed movsf pattern.
27646 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27647 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27650 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27652 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27653 of tabbing before backslashes.
27655 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27657 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27658 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27659 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27661 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27663 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27664 find_interesting_uses_cond.
27665 (find_interesting_uses_cond): Use extract_cond_operands.
27666 (rewrite_use_compare): Use extract_cond_operands and
27667 force_gimple_operand_bsi. Do not call update_stmt.
27668 (determine_use_iv_cost_condition): Use extract_cond_operands.
27669 Return cheaper of using original bound and changing the exit bound.
27671 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27673 PR tree-optimization/29516
27674 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27675 most_expensive_mult_to_index, addr_to_parts,
27676 create_mem_ref, maybe_fold_tmr): Make the type of
27677 fields of TARGET_MEM_REF sizetype.
27678 (move_fixed_address_to_symbol, move_pointer_to_base):
27680 * tree.def (TARGET_MEM_REF): Add comment on types of
27683 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27685 * c-common.c (vector_types_convertible_p): Treat opaque types as
27686 always convertible if they have the same size, but not otherwise.
27688 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27690 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27691 Remove the b_unconditional field.
27692 (noce_try_sign_mask): Do not look at b_unconditional.
27693 (noce_process_if_block): Do not use merge_if_blocks. Update
27694 the CFG here. Do not set b_unconditional.
27695 (cond_move_process_if_block): Likewise.
27696 (find_cond_trap): Likewise.
27697 (check_cond_move_block): Require simple jump insns at the end
27698 of the basic block.
27700 2007-01-11 Jan Hubicka <jh@suse.cz>
27702 PR tree-optimization/1046
27703 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27704 when alias info is not ready.
27705 (pass_tail_recursion): Do not require aliasing.
27706 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27707 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27708 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27709 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27710 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27711 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27712 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27714 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27715 When aliasing is not build, mark statement as volatile.
27717 2007-01-11 Tom Tromey <tromey@redhat.com>
27719 PR preprocessor/15185, PR preprocessor/20989:
27720 * doc/cppopts.texi <-MT>: Update description of algorithm for
27721 computing default target.
27722 <-M, -MD>: Reword "basename" text.
27724 2007-01-11 Roger Sayle <roger@eyesopen.com>
27726 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27727 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27728 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27729 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27730 fold_builtin_bswap, real_constp, fold_builtin_pow,
27731 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27732 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27733 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27734 * convert.c (convert_to_pointer): Likewise.
27735 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27736 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27737 const_binop, fold_convert_const_int_from_int,
27738 fold_convert_const_int_from_real,
27739 fold_convert_const_real_from_real, sign_bit_p,
27740 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27741 fold_sign_changed_comparison, fold_unary, fold_comparison,
27742 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27743 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27744 * print-tree.c (print_node_brief, print_node): Likewise.
27745 * stor-layout.c (place_field, layout_type): Likewise.
27746 * tree-chrec.c (keep_cast): Likewise.
27747 * tree.c (build_vector, build_real, build_real_from_int_cst,
27748 build_complex): Likewise.
27750 2007-01-11 Roger Sayle <roger@eyesopen.com>
27752 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27753 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27755 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27757 * configure.ac (strict1_warn): Rename to strict_warn.
27758 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27759 cc_set_by_configure, quoted_cc_set_by_configure,
27760 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27761 all_boot_languages, all_stagestuff): Remove.
27762 (target_list): Remove bootstrap targets.
27763 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27764 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27765 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27766 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27767 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27768 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27769 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27770 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27771 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27772 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27773 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27774 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27775 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27776 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27777 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27778 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27779 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27780 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27781 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27782 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27783 (mostlyclean): Adjust.
27784 (clean, distclean): Don't mention bootstrap stuff.
27785 * configure: Regenerate.
27786 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27787 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27788 treelang/config-lang.in (stagestuff): Remove.
27789 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27790 stageprofile, stagefeedback, stagestuff): Remove mention.
27792 2007-01-11 Nick Clifton <nickc@redhat.com>
27794 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27796 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27797 (mcore_arith_K_S_operand): Run the test for the S constraint not
27798 the test for the M constraint.
27799 (mcore_addsub_operand): Do not accept integer values that are
27800 larger than 32 bits.
27801 * config/mcore/mcore.md: Remove unused constraints from split.
27802 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27803 (addsi3): Likewise.
27804 (allocate_stack): Likewise.
27805 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27806 operands to 32 bits.
27807 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27809 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27810 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27811 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27812 mcore_output_bclri, mcore_output_andn, output_inline_const,
27813 mcore_output_move, mcore_output_movedouble): Likewise.
27814 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27815 (output_inline_const): Likewise.
27816 (output_inline_const): Fix format strings used in sprintf
27818 * config/mcore/mcore-protos.h: Update prototypes for changed
27819 functions in mcore.c.
27820 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27821 HOST_WIDE_INT and not int.
27822 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27823 CONST_OK_FOR_N): Likewise.
27824 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27825 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27828 2007-01-10 Jan Hubicka <jh@suse.cz>
27830 * tree-vrp.c (remove_range_assertions): Release defs.
27831 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27832 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27834 2007-01-10 Paul Brook <paul@codesourcery.com>
27836 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27837 * config/arm/arm.md (mulsi3subsi): New insn.
27839 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27841 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27842 (tree_transform_and_unroll_loop): New.
27843 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27846 2007-01-10 Robert Kennedy <jimbob@google.com>
27848 * fold-const.c (fold_comparison): Fold comparisons like (x *
27849 1000 < 0) to (x < 0).
27851 2007-01-10 Ian Lance Taylor <iant@google.com>
27853 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27854 operands have the same priority.
27856 2007-01-10 Tom Tromey <tromey@redhat.com>
27858 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27859 (fold_binary): Likewise.
27860 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27861 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27862 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27863 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27864 * langhooks.h (struct lang_hooks): Removed field
27865 'can_use_bit_fields_p'.
27867 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27869 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27871 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27873 * function.c (get_last_funcdef_no): New function.
27874 * function.h (get_last_funcdef_no): Declare.
27875 * tree-inline.c (initialize_cfun): Add initialization.
27876 (tree_function_versioning): Cleanup.
27878 2007-01-10 Jan Hubicka <jh@suse.cz>
27880 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27883 2007-01-10 Sa Liu <saliu@de.ibm.com>
27884 Ben Elliston <bje@au.ibm.com>
27886 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27887 for SAVE_NONLOCAL and Pmode for any other save level.
27888 * spu-protos.h (spu_restore_stack_block): Declare.
27889 * spu.md (save_stack_block): Remove.
27890 (restore_stack_block): Call spu_restore_stack_block.
27891 * spu.c (spu_restore_stack_block): New function.
27892 (spu_expand_epilogue): Remove old comment.
27894 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27896 PR tree-optimization/30322
27897 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27898 (cand_value_at): Return the value as aff_tree.
27899 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27900 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27901 aff_combination_mult): New functions.
27902 (aff_combination_add): Use aff_combination_add_cst.
27903 (aff_combination_convert): Allow conversions to a wider type.
27904 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27905 * tree-affine.h (aff_combination_mult): Declare.
27907 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27909 * doc/tm.texi: Update documentation to reflect reality of exec
27910 and start file search behaviours. Update copyright year.
27911 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27912 header file directories.
27914 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27916 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27917 (*cosxf2): Rename to cosxf2_i387.
27918 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27919 using X87MODEF12 mode macro. Rename patterns to
27920 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27922 (*cosdf2, *cossf2): Ditto.
27923 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27924 to match extended input operands.
27925 (sincos<mode>3): New expander.
27926 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27927 insn patterns and corresponding splitters.
27929 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27931 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27932 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27934 2007-01-09 Nicolas Pitre <nico@cam.org>
27937 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27939 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27941 * target.h (struct gcc_target): New field library_rtti_comdat.
27942 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27943 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27944 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27945 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27947 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27949 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27951 2007-01-08 Richard Guenther <rguenther@suse.de>
27953 * tree.h (force_fit_type_double): Export.
27954 (force_fit_type): Remove.
27955 * fold-const.c (force_fit_type_double): New function.
27956 (force_fit_type): Remove.
27957 (int_const_binop): Use it.
27958 (fold_convert_const_int_from_int): Likewise.
27959 (fold_convert_const_int_from_real): Likewise.
27960 (fold_div_compare): Likewise.
27961 (fold_sign_changed_comparison): Likewise.
27962 (fold_unary): Likewise.
27963 (fold_negate_const): Likewise.
27964 (fold_abs_const): Likewise.
27965 (fold_not_const): Likewise.
27966 * c-common.c (shorten_compare): Use force_fit_type_double.
27967 * convert.c (convert_to_pointer): Likewise.
27969 2007-01-08 Richard Guenther <rguenther@suse.de>
27971 * tree.h (build_int_cst_wide_type): Export.
27972 * tree.c (build_int_cst_wide_type): New function.
27973 (build_int_cst_wide): Fix comment.
27974 * builtins.c (fold_builtin_object_size): Use build_int_cst
27975 to build -1 or 0 of the correct type. Use fit_double_type
27976 to check for overflow.
27977 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27979 (decode_field_reference): Likewise.
27980 (all_ones_mask_p): Likewise.
27981 (native_interpret_int): Use build_int_cst_wide_type.
27982 (fold_binary): Use build_int_cst_type to build an all-ones
27984 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27986 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27988 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27990 2007-01-09 Ben Elliston <bje@au.ibm.com>
27992 * genautomata.c (STATS_OPTION): New option.
27993 (stats_flag): New flag.
27994 (gen_automata_option): Handle it.
27995 (initiate_automaton_gen): Ditto.
27996 (write_automata): Output statistics only if stats_flag is
27997 set. Likewise, output time statistics only if time_flag is set.
27998 * doc/md.texi (Processor pipeline description): Document new flag.
28000 2007-01-08 Richard Guenther <rguenther@suse.de>
28002 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28003 * tree.c (build_int_cst_type): Likewise.
28004 (size_in_bytes): Don't call force_fit_type on the result.
28005 (int_fits_type_p): Use fit_double_type.
28006 * fold-const.c (fit_double_type): New function.
28007 (force_fit_type): Use it.
28008 * tree.h (fit_double_type): Export.
28010 2007-01-08 Jan Hubicka <jh@suse.cz>
28012 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28013 * ipa.c (function_and_variable_visibility): Fix return type.
28015 2007-01-08 Richard Guenther <rguenther@suse.de>
28017 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28018 of offset to build the index.
28019 * tree-pretty-print.c (dump_generic_node): Don't build negated
28020 const just for printing.
28021 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28022 * builtins.c (fold_builtin_int_roundingfn): Check if result
28023 fits the type by using force_fit_type and comparing the result.
28024 * predict.c (predict_loops): Use compare_tree_int for comparison.
28025 * tree.c (build_int_cst): Fall back to integer_type_node for
28027 (build_int_cst_wide): Assert type is non-null.
28029 2007-01-08 Roberto Costa <roberto.costa@st.com>
28031 * tree-vrp.c (extract_range_from_cond_expr): New.
28032 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28033 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28035 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28036 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28037 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28038 used as expressions.
28039 * tree-object-size.c (cond_expr_object_size): New.
28040 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28042 2007-01-08 Jan Hubicka <jh@suse.cz>
28044 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28045 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28048 2007-01-08 Richard Guenther <rguenther@suse.de>
28050 PR tree-optimization/23603
28051 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28052 (extract_range_from_binary): Fall back to truthvalue instead of
28053 varying for TRUTH_*_EXPR.
28054 (extract_range_from_comparison): Fall back to truthvalue instead of
28056 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28057 if all visited PHI values were constant.
28059 2007-01-08 Jan Hubicka <jh@suse.cz>
28061 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28062 (cgraph_analyze_function): break out from ...
28063 (cgraph_finalize_compilation_unit): ... here.
28064 (cgraph_expand_function): Remove forgoten commented out line.
28065 (cgraph_optimize): Analyze functions.
28067 2007-01-08 Jan Hubicka <jh@suse.cz>
28069 * tree-pas.h (TODO_remove_function): New flag.
28070 (TODO_update*): Renumber.
28071 (pass_ipa_increase_alignment,
28072 pass_ipa_function_and_variable_visibility): New passes.
28073 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28074 (cgraph_function_and_variable_visibility): Move to ipa.c
28075 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28076 cgraph_increase_alignment.
28077 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28078 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28079 calling tree-inline.
28080 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28081 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28082 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28083 (gate_increase_alignment): New function.
28084 (pass_ipa_increase_alignment): New pass.
28085 * ipa.c: Inline tree-pass.h and timevar.h
28086 (function_and_variable_visibility): Move here from cgraphunit.c
28087 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28088 * passes.c (init_optimization_passes): Add the two new passes.
28089 (execute_todo): Handle cgraph_remove_functions.
28091 2007-01-08 Nick Clifton <nickc@redhat.com>
28093 * config/frv/predicates.md (reg_or_0_operand): Accept
28096 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28098 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28099 * config.gcc: Add bfin*-rtems*.
28101 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28103 * c.opt: Add -flax-vector-conversions.
28104 * c-typeck.c (convert_for_assignment): Pass flag to
28105 vector_types_convertible_p to allow emission of note.
28106 (digest_init): Likewise.
28107 * c-opts.c: Handle -flax-vector-conversions.
28108 * c-common.c (flag_lax_vector_conversions): New.
28109 (vector_types_convertible_p): Unless -flax-vector conversions
28110 has been passed, disallow conversions between vectors with
28111 differing numbers of subparts and/or element types. If such
28112 a conversion is disallowed, possibly emit a note on the first
28113 occasion only to inform the user of -flax-vector-conversions.
28114 The new last argument specifies this.
28115 * c-common.h (flag_lax_vector_conversions): New.
28116 (vector_types_convertible_p): Add extra argument.
28117 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28118 char_type_node for V*QI type vectors.
28119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28120 Update to satisfy new typechecking rules.
28121 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28122 C and C++ variants.
28123 * doc/invoke.texi (C Dialect Options): Document
28124 -flax-vector-conversions.
28126 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28128 PR tree-optimization/29877
28129 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28130 a register variable on the RHS to not be replaceable.
28132 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28133 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28134 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28135 const_simm15, const_pow2, const_npow2): Added.
28136 * config/score/misc.md (insv, extv, extzv, movmemsi,
28137 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28138 * config/score/score.c (score_address_cost, score_select_cc_mode):
28140 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28141 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28142 Update score_print_operand.
28143 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28144 Adjust register allocate order and update some macro define.
28145 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28146 mdx_block_move_straight, mdx_block_move_loop_head,
28147 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28148 mdx_block_move_loop, mdx_block_move): Added.
28149 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28150 mdp_limm): Updated and fix some bug and typo.
28151 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28152 (movsf, movdf, doloop_end): Added.
28154 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28156 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28157 config/arm/thumb2.md: Fix comment typos.
28158 * doc/extend.texi: Fix a typo.
28160 2007-01-07 Eric Christopher <echristo@apple.com>
28162 * configure.ac: Check for __stack_chk_fail for darwin.
28163 * configure: Regenerate.
28165 2007-01-07 Richard Guenther <rguenther@suse.de>
28167 * tree-vrp.c (extract_range_from_assert): CSE calls to
28168 compare_values where possible.
28169 (extract_range_from_unary_expr): Likewise.
28171 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28173 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28174 * config/avr/avr.c (call_insn_operand): Delete function.
28175 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28176 instead of register number. Use predicates.
28177 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28178 call_insn_operand): Add.
28180 2007-01-06 Jan Hubicka <jh@suse.cz>
28182 * tree-pass.h (pass_build_cgraph_edges): Declare.
28183 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28184 (visited_nodes): Remove.
28185 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28186 build_cgrpah_edges; make visited_nodes local.
28187 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28188 (record_references_in_initializer): Move to cgraphbuild.c
28189 (initialize_inline_failed, rebuild_cgraph_edges,
28190 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28191 (verify_cgraph_node): Make visited_nodes local.
28192 (cgraph_analyze_function): Do not call cgraph_create_edges and
28193 initialize_inline_failed.
28194 (cgraph_expand_function): Do not call cgraph_lower_function;
28195 assert that function is already lowered.
28196 * Makefile.in (cgraphbuild.o): New.
28197 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28198 at the end of lowering passes.
28200 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28202 * ifcvt.c (cond_move_convert_if_block): New function, code
28203 factored out from...
28204 (cond_move_process_if_block): ...here. Call the new function
28205 on the THEN and ELSE blocks.
28206 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28207 already takes care of this.
28209 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28212 * tree.h (TREE_OVERFLOW_P): New.
28213 * c-typeck.c (parser_build_unary_op): Warn only if result
28214 overflowed and operands did not.
28215 (parser_build_binary_op): Likewise.
28216 (convert_for_assignment): Remove redundant overflow_warning.
28217 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28219 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28221 * c-typeck.c (store_init_value): Split over two lines to follow
28222 the GNU coding style.
28224 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28226 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28227 __GXX_EXPERIMENTAL_CXX0X__.
28228 * doc/cpp.texi: Same.
28230 2007-01-05 Richard Guenther <rguenther@suse.de>
28232 PR middle-end/27826
28233 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28234 with mismatched types. Instead explicitly build a
28235 conversion NOP_EXPR.
28237 2007-01-05 Ian Lance Taylor <iant@google.com>
28239 * c-common.c (decl_with_nonnull_addr_p): New function.
28240 (c_common_truthvalue_conversion): Call it.
28241 * c-typeck.c (build_binary_op): Likewise.
28242 * c-common.h (decl_with_nonnull_addr_p): Declare.
28244 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28247 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28250 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28252 * doc/install.texi (Final install): Document the fact that
28253 the GNAT runtime should not be stripped.
28255 2007-01-04 Jan Hubicka <jh@suse.cz>
28257 * tree-inline.c (fold_marked_statements): Update operand caches
28258 and EH after folding
28260 2007-01-04 Ian Lance Taylor <iant@google.com>
28262 * c-common.c (check_function_nonnull): Whitespace fix.
28264 2007-01-04 Jan Hubicka <jh@suse.cz>
28266 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28267 comitted older version of patch.
28268 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28269 function, celanup cfg and collect garbage.
28271 2007-01-04 Mike Stump <mrs@apple.com>
28273 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28276 2007-01-04 Eric Christopher <echristo@apple.com>
28278 * libgcc2.c (__bswapsi2): Use SItype.
28279 (__bswapdi2): Use DItype.
28280 * libgcc2.h: Update for above.
28282 2007-01-04 Paul Brook <paul@codesourcery.com>
28284 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28285 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28286 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28287 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28288 umulsi3_highpart): Make conditional on !arm_arch6.
28289 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28290 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28291 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28292 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28293 umulsi3_highpart_v6): New insns.
28295 2007-01-04 Roger Sayle <roger@eyesopen.com>
28297 * fold-const.c (fold_convert): When casting an expression to void,
28298 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28299 have a type. Instead of attempting to build a NOP_EXPR, return
28300 these "special" trees directly.
28302 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28304 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28305 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28306 rs6000_cost->fp not 0 as adjustment for outer NEG.
28308 2007-01-04 Jan Hubicka <jh@suse.cz>
28310 * cgraph.c (cgraph_release_function_body): New function.
28311 (cgraph_remove_node): Use it.
28312 * cgraph.h (cgraph_release_function_body): Declare.
28313 * cgraphunit.c (cgraph_expand_function): Use it.
28314 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28315 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28316 is initialized and while compilation of other function is running.
28317 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28318 statement CFG annotations from here to ...
28319 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28321 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28323 * cfgloop.h (enum li_flags): Make the constants powers of two.
28325 2007-01-04 Jan Hubicka <jh@suse.cz>
28327 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28329 (fold_marked_statements): New function.
28330 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28331 * tree-inline.h (copy_body_data): Add statements_to_fold.
28333 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28335 * config.gcc: Mention libgcc/config.host.
28336 * Makefile.in: Update comments mentioning libgcc.
28337 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28338 (all.cross, start.encap, rest.encap, rest.cross): Update
28339 dependencies for libgcc move.
28340 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28341 (clean-target, clean-target-libgcc): Delete.
28342 (srcdirify, GCC_EXTRA_PARTS): New macros.
28343 (libgcc-support, libgcc.mvars): New rules.
28344 (distclean): Remove mention of mklibgcc.
28345 (install): Don't reference INSTALL_LIBGCC.
28346 (install-common): Don't reference EXTRA_PARTS.
28347 (install-libgcc, install-multilib): Delete rules.
28348 * mklibgcc.in: Delete file.
28349 * doc/configfiles.texi: Don't mention mklibgcc.
28351 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28352 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28353 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28354 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28355 (mklibgcc, ldblspecs): Likewise.
28357 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28358 (posixpre.def): Use $(T).
28359 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28360 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28361 (SHLIB_LINK): Make dummy.
28362 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28364 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28366 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28367 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28368 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28369 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28371 * configure.ac (all_outputs): Remove mklibgcc.
28372 * configure: Regenerated.
28374 2007-01-03 Josh Conner <jconner@apple.com>
28376 PR middle-end/29683
28377 * calls.c (compute_argument_addresses): Set stack and stack_slot
28378 for partial args, too.
28379 (store_one_arg): Use locate.size.constant for the size when
28380 generating a save_area.
28382 2007-01-03 Robert Kennedy <jimbob@google.com>
28384 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28385 whose definitions are deleted due to basic block merging.
28387 2007-01-03 Paul Brook <paul@codesourcery.com>
28390 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28392 (use_return_insn): Return 0 for Thumb interrupt functions.
28393 (print_multi_reg): Add rfe argument for IRQ returns.
28394 (arm_output_epilogue): Pop interrupt return address directly into PC.
28395 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28397 2007-01-03 Paul Brook <paul@codesourcery.com>
28399 Merge from sourcerygxx-4_1.
28400 * config/arm/thumb2.md: New file.
28401 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28403 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28404 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28405 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28406 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28408 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28409 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28411 * config/arm/ieee754-sf.S: Ditto.
28412 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28413 (thumb1_base_register_rtx_p): ... to this.
28414 (thumb_index_register_rtx_p): Rename...
28415 (thumb1_index_register_rtx_p): ... to this.
28416 (thumb_output_function_prologue): Rename...
28417 (thumb1_output_function_prologue): ... to this.
28418 (thumb_legitimate_address_p): Rename...
28419 (thumb1_legitimate_address_p): ... to this.
28420 (thumb_rtx_costs): Rename...
28421 (thumb1_rtx_costs): ... to this.
28422 (thumb_compute_save_reg_mask): Rename...
28423 (thumb1_compute_save_reg_mask): ... to this.
28424 (thumb_final_prescan_insn): Rename...
28425 (thumb1_final_prescan_insn): ... to this.
28426 (thumb_expand_epilogue): Rename...
28427 (thumb1_expand_epilogue): ... to this.
28428 (arm_unwind_emit_stm): Rename...
28429 (arm_unwind_emit_sequence): ... to this.
28430 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28431 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28432 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28433 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28434 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28435 thumb2_output_casesi): New functions.
28436 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28437 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28438 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28439 THUMB2_WORK_REGS): Define.
28440 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28441 arm_condexec_mask, arm_condexec_masklen)): New variables.
28442 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28443 (arm_override_options): Check new CPU capabilities.
28444 Set new architecture flag variables.
28445 (arm_isr_value): Handle v7m interrupt functions.
28446 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28448 (const_ok_for_arm): Handle Thumb-2 constants.
28449 (arm_gen_constant): Ditto. Use movw when available.
28450 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28452 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28453 (thumb_find_work_register, arm_load_pic_register,
28454 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28455 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28456 print_multi_reg, output_mov_long_double_fpa_from_arm,
28457 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28458 output_mov_double_fpa_from_arm, output_move_double,
28459 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28460 output_return_instruction, arm_output_function_prologue,
28461 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28462 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28463 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28464 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28465 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28466 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28468 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28469 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28470 (arm_file_start): Output directive for unified syntax.
28471 (arm_unwind_emit_set): Handle stack alignment instruction.
28472 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28473 Add v6t2, v7, v7a, v7r and v7m.
28474 (RETLDM): Add Thumb-2 code.
28475 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28476 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28477 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28478 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28479 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28480 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28481 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28482 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28483 ADJUST_INSN_LENGTH): Define.
28484 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28485 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28486 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28487 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28488 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28489 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28490 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28491 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28492 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28493 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28494 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28495 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28496 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28497 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28498 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28499 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28500 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28502 * config/arm/arm-tune.md: Regenerate.
28503 * config/arm/arm-protos.h: Update prototypes.
28504 * config/arm/vfp.md: Enable patterns for Thumb-2.
28505 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28506 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28507 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28508 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28509 * config/arm/libunwind.S: Add Thumb-2 code.
28510 * config/arm/constraints.md: Update include Thumb-2.
28511 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28512 * config/arm/ieee754-df.S: Ditto.
28513 * config/arm/bpabi.S: Ditto.
28514 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28515 * config/arm/predicates.md (low_register_operand,
28516 low_reg_or_int_operand, thumb_16bit_operator): New.
28517 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28518 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28519 * config/arm/t-arm-elf: Add armv7 multilib.
28520 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28522 (UNSPEC_STACK_ALIGN, ce_count): New.
28523 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28524 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28526 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28527 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28528 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28529 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28530 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28531 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28533 * doc/extend.texi: Document ARMv7-M interrupt functions.
28534 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28536 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28538 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28539 (struct _Unwind_Context): Rename args_size to flags, remove
28540 signal_frame field, add a new args_size field and version field.
28541 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28542 _Unwind_IsExtendedContext): New inline functions.
28543 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28544 Assume by_value array is only present if _Unwind_IsExtendedContext.
28545 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28546 _Unwind_IsSignalFrame.
28547 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28548 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28549 (uw_init_context_1): Initialize context->flags to
28550 EXTENDED_CONTEXT_BIT.
28551 * config/rs6000/linux-unwind.h (frob_update_context): Use
28552 _Unwind_SetSignalFrame.
28554 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28556 PR middle-end/30353
28557 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28558 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28561 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28563 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28564 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28565 RET, AT_SP): Remove.
28566 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28569 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28570 * cfgbuild.c (find_basic_blocks): Likewise.
28571 * cfgrtl.c (rtl_create_basic_block): Likewise.
28572 * function.c (temp_slots_at_level): Likewise.
28573 * reg-stack.c (stack_regs_mentioned): Likewise.
28574 * regclass.c (allocate_reg_info): Likewise.
28575 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28576 set_bb_for_stmt, move_block_to_fn): Likewise.
28577 * tree-complex.c (tree_lower_complex): Likewise.
28578 * vec.h (VEC_safe_grow_cleared): New.
28580 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28582 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28584 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28585 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28587 * cfgloopmanip.c (scale_loop_frequencies): Export.
28588 (loopify): Scale the frequencies by prescribed coefficients.
28589 (set_zero_probability): New function.
28590 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28591 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28592 and frequencies according to arguments.
28593 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28595 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28596 * modulo-sched.c (sms_schedule): Set probabilities for entering
28597 versioned loop correctly.
28598 * tree-vect-transform.c (vect_transform_loop): Ditto.
28599 * cfgloop.h (loopify, loop_version): Declaration changed.
28600 (scale_loop_frequencies): Declared.
28602 2007-01-02 Jan Hubicka <jh@suse.cz>
28604 * cgraph.c: Include tree-flow.h
28605 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28606 early_local_passes.
28607 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28608 * tree-pass.h (pass_all_early_optimizations): Declare.
28609 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28610 early_local_passes.
28611 (cgraph_analyze_function): Do early_local_passes.
28612 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28613 Do not add referenced vars.
28614 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28616 (gate_all_early_local_passes): New gate.
28617 (pass_early_local_passes): Use new gate.
28618 (execute_early_local_optimizations): New functions.
28619 (gate_all_early_optimizations): New gate.
28620 (pass_all_early_optimizations): New pass.
28621 (execute_free_datastructures): Free SSA only when initialized.
28622 (gate_init_datastructures): Init only when optimizing.
28623 (tree_lowering_passes): Do early local passes when called late.
28624 * tree-profile.c (do_tree_profiling): Don't profile functions added
28626 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28627 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28629 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28630 during early_local_passes.
28631 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28634 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28636 * Makefile.in: Update copyright year.
28638 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28640 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28641 in $(lang_checks) and check-consistency targets.
28643 2007-01-02 Jan Hubicka <jh@suse.cz>
28645 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28646 Do not add referenced vars.
28647 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28649 * passes.c (init_optimization_passes): Put mudflap_2 after
28650 free_datastructures.
28652 2007-01-02 Jan Hubicka <jh@suse.cz>
28654 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28655 Set NOTHROW flag on call statements proved to be nothrow.
28656 Update statement of local calls so new pure/const functions are
28657 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28659 (tree_rest_of_compilation): Register hooks and initialize bitmap
28660 early. Do not set after_inlining flag.
28662 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28664 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28665 HOST_BITS_PER_LONGLONG
28667 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28670 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28671 warning for non-static initializers.
28673 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28675 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28676 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28677 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28678 Always use set_unique_reg_note to add REG_EQUAL notes.
28680 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28683 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28685 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28686 * cfgbuild.c (find_basic_blocks): Likewise.
28687 * cfgrtl.c (rtl_create_basic_block): Likewise.
28688 * function.c (temp_slots_at_level): Likewise.
28689 * reg-stack.c (stack_regs_mentioned): Likewise.
28690 * regclass.c (allocate_reg_info): Likewise.
28691 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28692 set_bb_for_stmt, move_block_to_fn): Likewise.
28693 * tree-complex.c (tree_lower_complex): Likewise.
28694 * vec.h (VEC_safe_grow_cleared): New.
28696 2007-01-02 Ian Lance Taylor <iant@google.com>
28698 * c-common.c (c_common_truthvalue_conversion): When warning about
28699 using an assignment as a truth value, set TREE_NO_WARNING.
28701 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28704 * c.opt (Wold-style-declaration): New.
28705 * doc/invoke.texi (C-only Warning Options): New.
28706 (Wold-style-declaration): Document it.
28707 (Wextra): Enabled by -Wextra.
28708 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28709 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28710 -Wold-style-declaration.
28712 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28714 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28715 * cfgbuild.c (find_basic_blocks): Likewise.
28716 * cfgrtl.c (rtl_create_basic_block): Likewise.
28717 * function.c (temp_slots_at_level): Likewise.
28718 * reg-stack.c (stack_regs_mentioned): Likewise.
28719 * regclass.c (allocate_reg_info): Likewise.
28720 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28721 set_bb_for_stmt, move_block_to_fn): Likewise.
28722 * tree-complex.c (tree_lower_complex): Likewise.
28723 * vec.h (VEC_safe_grow_cleared): New.
28725 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28727 * c-common.c (c_common_nodes_and_builtins): Since variants of
28728 void_type_node get built before it is given a name, we need to
28729 give those variants the name, too.
28730 (complete_array_type): We need to work with the canonical main
28731 type of the array, from which we will build the qualified version.
28732 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28733 * print-tree.c (print_node): Display canonical type information
28735 * stor-layout.c (layout_type): When we don't know the
28736 alignment of a type for which we're building an array, we end up
28737 guessing wrong, so make the type require structural equality.
28738 * tree.c (make_node_stat): When we build a new type, it is its
28739 own canonical type.
28740 (build_type_attribute_qual_variant): When building an attribute
28741 variant, its canonical type is the non-attribute variant. However,
28742 if the attributes are target-dependent and they differ, we need to
28743 use structural equality checks for this type.
28744 (build_qualified_type): A qualified type is not equivalent to its
28745 unqualified variant; set the canonical type appropriately.
28746 (build_distinct_type_copy): When building a distinct type from
28747 another type, the new type is its own canonical type.
28748 (build_variant_type_copy): When building a new type variant, we
28749 assume that it is equivalent to the original type.
28750 (build_pointer_type_for_mode): When building a pointer type, also
28751 build a canonical type pointer.
28752 (build_reference_type_for_mode): When building a reference type,
28753 also build a canonical type reference.
28754 (build_index_type): When we can't hash an index type (e.g.,
28755 because its maximum value is negative), the index type requires
28756 structural equality tests.
28757 (build_array_type): Build the canonical form of an array type.
28758 (build_function_type): Function types require structural equality,
28759 because they contain default arguments, attributes, etc.
28760 (build_method_type_directly): Ditto for method types.
28761 (build_offset_type): Build the canonical offset type.
28762 (build_complex_type): Build the canonical vector type.
28763 (make_vector_type): Build the canonical vector type.
28764 * tree.h (TYPE_CANONICAL): New.
28765 (TYPE_STRUCTURAL_EQUALITY_P): New.
28766 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28767 (struct tree_type): Added "canonical" field.
28768 * params.h (VERIFY_CANONICAL_TYPES): New.
28769 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28770 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28771 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28772 * doc/invoke.texi (verify-canonical-types): Document --param
28773 parameter for verifying canonical types.
28775 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28777 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28778 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28779 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28780 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28782 * config/rs6000/e500.h: New.
28783 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28784 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28786 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28787 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28788 TARGET_E500_DOUBLE): Remove.
28789 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28790 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28791 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28792 * config/rs6000/rs6000.c (rs6000_override_options): Use
28793 CHECK_E500_OPTIONS.
28795 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28797 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28798 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28799 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28800 rs6000_emit_cmove): Don't check TARGET_E500.
28801 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28802 sordered): Don't check TARGET_E500.
28804 2007-01-01 Eric Christopher <echristo@apple.com>
28806 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28807 HARD_REGISTER_NUM_P.
28809 2007-01-01 Roger Sayle <roger@eyesopen.com>
28811 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28812 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28813 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28816 2007-01-01 Mike Stump <mrs@apple.com>
28818 * configure.ac: Remove support for building with Apple's gcc-3.1.
28820 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28822 PR middle-end/30311
28823 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28824 REG is a hard register. Do not modify REG before calling
28826 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28827 multiple of the size of YMODE for certain lowpart cases.
28829 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28831 PR middle-end/30253
28832 * gimplify (voidify_wrapper_expr): Update for
28833 GIMPLE_MODIFY_STMT.
28835 2007-01-01 Andreas Schwab <schwab@suse.de>
28838 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28839 save of BR0 in extra_spill_size instead of spill_size.
28840 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28842 (ia64_expand_epilogue): Restore BR0 from its new location.
28844 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28846 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28847 Use a temporary variable if the left hand side is not a gimple
28850 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28852 * gimplify.c (gimplify_return_expr): Make the temporary variable
28853 for the return expression, a gimple register variable.
28855 2007-01-01 Jan Hubicka <jh@suse.cz>
28857 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28860 2007-01-01 Mike Stump <mrs@apple.com>
28862 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28864 * config/darwin.c (machopic_select_rtx_section): Use
28865 HAVE_GAS_LITERAL16.
28866 (darwin_mergeable_constant_section): Likewise.
28867 * configure: Regenerate.
28868 * config.in: Regenerate.
28870 2007-01-01 Jan Hubicka <jh@suse.cz>
28871 Andrew Pinski <pinskia@gmail.com>
28873 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28874 before starting IPA passes.