1 2007-09-26 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/30375
4 PR tree-optimization/33560
5 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
9 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
11 * tree-ssa-dse.c (aggregate_vardecl_d): New.
12 (dse_global_data): Add aggregate_vardecl field.
13 (dse_possible_dead_store_p): New.
14 Add prev_defvar variable.
15 Allow immediate uses and previous immediate uses to differ
16 if they are setting different parts of the whole.
17 (get_aggregate_vardecl): New.
18 (dse_record_partial_aggregate_store): New.
19 (dse_whole_aggregate_clobbered_p): New.
20 (dse_partial_kill_p): New.
21 Call dse_maybe_record_aggregate_store().
22 When checking whether a STMT and its USE_STMT refer to the
23 same memory address, check also for partial kills that clobber
25 Move some variable definitions to the block where they are used.
26 (aggregate_vardecl_hash): New.
27 (aggregate_vardecl_eq): New.
28 (aggregate_vardecl_free): New.
29 (aggregate_whole_store_p): New.
30 (tree_ssa_dse): Initialize and free aggregate_vardecl.
31 Mark which aggregate stores we care about.
33 2007-09-25 DJ Delorie <dj@redhat.com>
36 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
39 2007-09-25 Michael Meissner <michael.meissner@amd.com>
42 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
43 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
44 for vector int32 -> int64 conversions. Don't write beyond the end
45 of the allocated vector for int32 -> int64 conversions.
47 2007-09-25 Revital Eres <eres@il.ibm.com>
49 * config/rs6000/paired.h (paired_sel): New.
50 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
51 (rs6000_expand_ternop_builtin): Pass zero const_double operand
52 when expanding selv2sf.
53 * config/rs6000/rs6000.h (rs6000_builtins): Add
54 PAIRED_BUILTIN_SELV2SF4.
56 2007-09-25 Joseph Myers <joseph@codesourcery.com>
59 * c-typeck.c (default_conversion): Call require_complete_type
60 before perform_integral_promotions.
61 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
62 (build_c_cast): Call require_complete_type except for casts to
64 (convert_for_assignment): Call require_complete_type.
66 2007-09-25 Revital Eres <eres@il.ibm.com>
68 * config/spu/spu.md: Fix doloop pattern.
70 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
72 * config/bfin/bfin.c (expand_prologue_reg_save,
73 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
75 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
76 ... from here. New argument ALL; callers changed.
77 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
78 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
79 have the "saveall" attribute.
81 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
83 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
85 (INCOMING_REGNO, OUTGOING_REGNO): Define.
86 * config/mmix/mmix.c (mmix_opposite_regno): New function.
87 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
89 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
90 with REG_P tests before REGNO access.
92 2007-09-24 DJ Delorie <dj@redhat.com>
95 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
97 (movqicc_<code>_<mode>): Likewise.
98 (movhicc_<code>_<mode>): Likewise.
100 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
103 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
106 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
109 * config/i386/i386.c (ix86_comp_type_attributes): Check
112 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
114 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
115 "move.l %a4,%a4" to produce nops.
116 * config/m68k/m68k.c (override_options): Reset align options,
117 if neccessary align macro isn't avaible.
119 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
121 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
123 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
125 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
127 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
129 (peephole pattern): Convert most of them to RTL peephole pattern.
131 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
133 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
134 (moved from fp compare patterns).
135 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
136 Cleanup predicates to relieve reload.
137 (conditional_trap): Reject conditional trap with fp condition.
138 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
139 certain constants early.
141 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
143 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
145 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
147 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
148 Allow --with-tune=cell and --with-cpu=cell.
150 2007-09-24 David Edelsohn <edelsohn@gnu.org>
152 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
153 * config/rs6000/rs6000.opt (swdiv): Change option to ...
155 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
157 (TARGET_BUILTIN_RECIPROCAL): Use it.
158 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
159 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
160 (rs6000_emit_swrsqrtsf): New.
161 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
163 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
164 (divsf3): Remove swdiv support.
167 (rsqrt_internal1): New.
168 (divdf3): Remove swdiv support.
171 2007-09-24 Jakub Jelinek <jakub@redhat.com>
174 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
176 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
177 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
178 * tree.c (type_hash_eq): For FUNCTION_TYPE use
179 lang_hooks.type.type_hash_eq in addition to generic tests.
181 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
182 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
184 * tree-inline.h (eni_weights): Add field target_builtin_cost to
185 reflect the cost per call to a target specific builtin.
186 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
187 call to a target specific builtin, then use target_builtin_call_cost.
188 (init_inline_once): Initialize target_builtin_call_cost field.
190 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
193 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
196 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
198 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
199 * configure: Regenerated.
201 2007-09-23 Ollie Wild <aaw@google.com>
203 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
205 (get_pointer_modulus_and_residue): New function.
207 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
209 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
210 combine an SC return value into a single register.
212 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
214 * opth-gen.awk (target_flags_explicit): Declare.
215 * toplev.h (target_flags_explicit): Delete declaration.
216 * toplev.c (target_flags): Likewise.
217 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
218 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
219 Never return true for TARGET_MIPS16.
220 * config/mips/mips.c (mips_llsc): Delete.
221 (mips_handle_option): Remove -mllsc handling.
222 (mips_strip_unspec_address): Tweak comment.
223 * config/mips/mips.opt (mllsc): Use a target mask.
225 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
227 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
228 word_mode as well as Pmode.
230 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
232 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
233 parameters from word_mode to the subword type if such a truncation
236 2007-09-23 Jakub Jelinek <jakub@redhat.com>
238 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
239 * configure: Regenerated.
241 2007-09-23 Jan Hubicka <jh@suse.cz>
243 * params.def (INLINE_CALL_COST): Set to 12.
244 * invoke.texi (inline-call-cost): Update default value.
246 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
248 * config/alpha/alpha.md (movti): Use operand_subword for the split.
250 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
251 Revital Eres <eres@il.ibm.com>
253 * modulo-sched.c (doloop_register_get): Rewrite the loop which
254 checks whether the count_reg is found outside the control part.
256 2007-09-23 Jakub Jelinek <jakub@redhat.com>
258 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
259 instead of checking CALL_EXPR_FN directly to test for builtins.
260 If error or warning attributes are present, print
262 * c-common.c (handle_error_attribute): New function.
263 (c_common_attribute_table): Add error and warning
265 * doc/extend.texi: Document error and warning attributes.
267 * tree.h (block_nonartificial_location): New prototype.
268 * tree.c (block_nonartificial_location): New function.
269 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
270 if artificial attribute is present on abstract inline decl.
271 * c-common.c (handle_artificial_attribute): New function.
272 (c_common_attribute_table): Add artificial attribute.
273 * final.c (override_filename, override_linenum): New variables.
274 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
275 and override_linenum if inside of a block inlined from
276 __attribute__((__artificial__)) function.
277 (notice_source_line): Honor override_filename and override_linenum.
278 * doc/extend.texi: Document __attribute__((__artificial__)).
279 * config/i386/emmintrin.h: Add __artificial__ attribute to
280 all __always_inline__ functions.
281 * config/i386/mmintrin.h: Likewise.
282 * config/i386/tmmintrin.h: Likewise.
283 * config/i386/mm3dnow.h: Likewise.
284 * config/i386/pmmintrin.h: Likewise.
285 * config/i386/ammintrin.h: Likewise.
286 * config/i386/xmmintrin.h: Likewise.
287 * config/i386/smmintrin.h: Likewise.
288 * config/i386/bmmintrin.h: Likewise.
289 * config/i386/mmintrin-common.h: Likewise.
292 * expr.c (expand_constructor): New function.
293 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
294 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
297 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
299 * config/mips/mips.c (dump_constants_1): Generalize to include
300 fractional and accumulator modes.
302 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
304 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
305 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
307 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
308 TARGET_HARD_FLOAT when testing whether -mpaired-single is
310 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
312 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
314 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
315 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
317 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
318 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
319 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
321 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
323 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
324 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
325 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
327 2007-09-22 Jason Merrill <jason@redhat.com>
330 * attribs.c (lookup_attribute_spec): Split out...
331 (decl_attributes): From here.
332 * tree.h: Declare it.
334 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
336 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
338 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
340 * tree-inline.c (remap_type_1): Correctly chain variants.
342 2007-09-22 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/33146
345 * fold-const.c (fold_binary): Use the original tree
347 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
350 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
353 * except.c (finish_eh_generation): Call commit_edge_insertions if
354 there are insns queued on the entry edge.
355 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
358 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
360 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
362 2007-09-19 Michael Meissner <michael.meissner@amd.com>
364 * gcc/config/i386/i386.c: Delete trailing whitespace.
365 * gcc/config/i386/i386.h: Ditto.
366 * gcc/config/i386/bmmintrin.h: Ditto.
367 * gcc/config/i386/sync.md: Ditto.
368 * gcc/config/i386/ppro.md: Ditto.
369 * gcc/config/i386/mmx.md: Ditto.
370 * gcc/config/i386/constraints.md: Ditto.
371 * gcc/config/i386/sse.md: Ditto.
372 * gcc/config/i386/athlon.md: Ditto.
373 * gcc/config/i386/i386.md: Ditto.
375 2007-09-21 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/33508
378 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
379 quadratic loop by keeping a bitmap of variables we have
380 to clobber all subvariables for.
381 (set_initial_properties): Likewise.
383 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
385 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
387 2007-09-20 Nigel Stephens <nigel@mips.com>
388 Chao-ying Fu <fu@mips.com>
390 * c-decl.c (finish_declspecs): When _Sat is used without
391 _Fract or _Accum, set the default type to cts_fract.
392 This avoids a warning of "type defaults to int".
394 2007-09-20 Joseph Myers <joseph@codesourcery.com>
396 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
397 bit-fields wider than one bit.
399 2007-09-20 Jakub Jelinek <jakub@redhat.com>
402 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
404 * dbxout.c (dbxout_type): Likewise.
408 * gimplify.c (gimplify_vla_decl): New function.
409 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
411 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
413 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
415 * doc/invoke.texi (-minterlink-mips16): Document.
416 * config/mips/mips.opt (minterlink-mips16): New option.
417 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
420 2007-09-20 Joseph Myers <joseph@codesourcery.com>
422 * doc/extend.texi (Attribute Syntax): Remove old speculative
425 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
427 * combine.c: Include cgraph.h.
428 (setup_incoming_promotions): Rework to allow more aggressive
429 elimination of sign extensions when all call sites of the
430 current function are known to lie within the current unit.
432 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
434 * dse.c (find_shift_sequence): No-op rework of control flow.
436 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
438 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
439 GPR for DCmode on 64-bit targets. Remove redundant fallback.
441 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
443 * cfgexpand.c (dump_stack_var_partition): Use the correct
444 index for the offset.
446 2007-09-19 Joseph Myers <joseph@codesourcery.com>
448 * config/mips/sde.h: Switch to GPLv3.
450 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
452 * tree-sra.c (decide_block_copy): Decide if there are groups.
454 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
456 * config/m68k/m68k.c (output_move_himode): Remove jump table
458 config/m68k/m68k.md (lea): Likewise.
459 * config/m68k/m68k.c (print_operand_address): Use simple pc
462 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
464 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
465 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
467 (asm_insn_count): Pass template as second argument to it.
468 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
469 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
470 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
471 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
472 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
473 (sh_insn_length_adjustment): Pass template as second argument to it.
474 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
476 * config/bfin/bfin.md (define_asm_attributes): New.
478 2007-09-19 Jie Zhang <jie.zhang@analog.com>
480 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
482 * config/bfin/print-sysroot-suffix.sh: New.
483 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
484 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
485 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
486 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
487 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
488 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
489 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
490 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
491 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
492 (linux-sysroot-suffix.h): New target.
493 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
494 (mspecld-anomaly): Likewise.
495 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
496 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
497 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
498 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
499 (bfin_si_revision): Declare.
500 (bfin_workarounds): Declare.
501 (WA_SPECULATIVE_LOADS): Define.
502 (ENABLE_WA_SPECULATIVE_LOADS): Define.
503 (WA_SPECULATIVE_SYNCS): Define.
504 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
505 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
506 (LIB_SPEC): Add %s to the linker scripts.
507 Use proper linker script for bf522, bf525, bf527,
508 bf538, bf539, bf542, bf544, bf548, and bf549.
509 * config/bfin/bfin.c (bfin_si_revision): Define.
510 (bfin_workarounds): Define.
511 (struct bfin_cpu): New.
513 (bfin_handle_option): Handle silicon revision part of -mcpu option.
514 (override_options): Set bfin_workarounds.
515 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
516 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
517 ENABLE_WA_SPECULATIVE_LOADS.
518 (bfin_reorg): Likewise.
519 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
520 macros for bf522, bf525, bf527, bf538, bf539,
521 bf542, bf544, bf548, and bf549.
522 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
523 Don't define __ID_SHARED_LIB__ when -msep-data.
524 (TARGET_DEFAULT): Define as 0.
525 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
526 * doc/invoke.texi (Blackfin Options): Document silicon
527 revision part of -mcpu option and it now accepts bf522, bf525,
528 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
530 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * alias.c (memory_modified_1): Deconstify.
533 (memory_modified_in_insn_p): Don't use const_note_stores.
534 * rtl.h (const_note_stores): Delete.
535 * rtlanal.c (const_note_stores): Likewise.
537 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
539 * dse.c (find_shift_sequence): Temporarily revert to forbidding
542 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
546 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
547 (addsi_small_int): Likewise.
548 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
549 (one_cmplsi2): Likewise.
551 (enter_func): Expand insn using hard_frame_pointer_rtx and
554 * config/fr30/fr30.c (fr30_expand_prologue): Check for
555 hard_frame_pointer_rtx instead of using REGNO() check.
556 Properly sign extend GEN_INT() argument.
558 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
560 * config/m68k/m68k.c (override_options): Remove USE_GAS,
562 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
563 alternatives with just jcc.
564 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
565 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
566 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
567 dbge_hi, dbge_si): Likewise.
569 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
571 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
572 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
573 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
574 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
575 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
577 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
579 * config/m68k/m68k-devices.def (51qe): New device.
580 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
581 to all uses of FL_FOR_isa_c for compatibility.
582 (all_microarchs): Add cfv1 microarchitecture.
583 (m68k_handle_option): Handle m51qe option.
584 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
585 (TUNE_CFV1): New macro.
586 (enum uarch_type): Add ucfv1.
587 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
589 2007-09-18 Richard Guenther <rguenther@suse.de>
591 PR tree-optimization/31863
592 * tree-ssa-structalias.c (create_variable_info_for): Always
595 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
597 * opts.c (decode_options): Enable vectorization under -O3.
599 2007-09-18 Richard Guenther <rguenther@suse.de>
601 PR tree-optimization/33340
602 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
603 SSA_NAMEs that occur in abnormal PHI nodes.
605 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
607 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
608 Don't use const_get_call_expr_in.
609 * tree-gimple.c (const_get_call_expr_in): Delete.
610 * tree-gimple.h (const_get_call_expr_in): Likewise.
612 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
614 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
615 not yet have a basic block.
616 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
618 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
620 * config/mips/mips.c (mips_file_start): Add ".previous" directives
623 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
625 * config/mips/mips.c (mips_output_mi_thunk): Use
626 mips_function_ok_for_sibcall and const_call_insn_operand
627 to determine if a direct sibcall is allowed. Use
628 mips_classify_symbol to determine a global pointer is needed.
630 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
632 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
634 2007-09-17 Chao-ying Fu <fu@mips.com>
635 Nigel Stephens <nigel@mips.com>
637 * config/fixed-bit.h: New file.
638 * config/fixed-bit.c: New file.
639 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
641 2007-09-18 Jakub Jelinek <jakub@redhat.com>
643 * c-format.h (format_kind_info): Add alloc_char field.
644 * c-format.c (scanf_flag_specs): Add 'm'.
645 (scanf_flag_pairs): Add 'a', 'm' pair.
646 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
647 (format_types_orig): Add alloc_char fields.
648 (check_format_info_main): Rename aflag to alloc_flag.
649 Handle fki->alloc_char. modifier after width and before length
650 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
651 length modifiers as well.
652 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
655 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
656 returned by build_call_expr.
658 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
660 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
661 NULL for variable-sized records too.
662 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
664 2007-09-17 Tom Tromey <tromey@redhat.com>
666 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
667 (c_builtin_function): Likewise.
668 (grokdeclarator): Likewise.
670 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
672 PR rtl-optimization/26449
673 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
674 (seq_insns_valid_p): Removed.
676 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
678 * tree-nomudflap.c (gate_mudflap): New static function.
679 (pass_mudflap_1): Use it as gate function.
680 (pass_mudflap_2): Likewise.
682 2007-09-17 Jan Hubicka <jh@suse.cz>
686 * loop-invariant.c (move_invariant_reg): Unshare sequence.
688 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
690 PR tree-optimization/33319
691 * tree-vect-analyze.c (vect_same_range_drs): New.
692 (vect_vfa_range_equal): New.
693 (vect_is_duplicate_ddr): Removed.
694 (vect_mark_for_runtime_alias_test): Do not perform marking when
695 optimizing for size or max_param for alias checking is zero.
696 Move the function before vect_analyze_data_ref_dependence.
697 (vect_analyze_data_ref_dependence): Add call to
698 vect_mark_for_runtime_alias_test in two cases when dependence
700 (vect_analyze_data_ref_dependences): Do not call to
701 vect_mark_for_runtime_alias_test.
702 (vect_prune_runtime_alias_test_list): New.
703 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
704 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
705 Update vec_outside_cost.
706 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
707 (vect_create_cond_for_alias_checks): Build the base address of data
708 reference from DR_GROUP_FIRST_DR.
709 (vect_loop_versioning): New.
710 (vect_transform_loop): Add a call to vect_loop_versioning.
711 Remove factored out code.
713 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
716 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
719 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
721 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
722 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
723 Fix the call to insn_rtx_cost. Skip access sizes that require a
724 real truncation of the store register. Use convert_move instead
725 of gen_lowpart when narrowing the result.
726 (replace_read): Use convert_move instead of gen_lowpart when
727 narrowing the store rhs.
729 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
731 * config/mips/mips.md (SHORT): Fix long line.
732 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
733 to QImode and HImode.
735 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
737 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
739 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
741 * tree-parloops.c: New file.
742 * tree-ssa-operands.h (free_stmt_operands): Declare.
743 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
745 * tree-pass.h (pass_parallelize_loops): Declare.
746 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
748 (build_omp_regions_1): Allow analysing just a single OMP region and
750 ( build_omp_regions_root, omp_expand_local): New functions.
751 (build_omp_regions): Add argument to build_omp_regions_1 call.
752 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
753 autoparallelization is run.
754 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
755 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
756 pass_parallelize_loops): New.
757 * common.opt (ftree-parallelize-loops): New.
758 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
759 parallelize_loops): Declare.
760 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
761 * Makefile.in (tree-parloops.o): Added.
762 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
764 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
765 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
766 one extra edge as well.
767 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
768 Use VEC_free to free doms vector.
769 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
770 operands. Recompute operand caches in the new function.
771 (move_sese_region_to_fn): Update loop info.
772 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
773 * tree-ssa-operands.c (free_stmt_operands): New function.
775 * doc/passes.texi: Document autoparallelization.
776 * doc/invoke.texi (-ftree-parallelize-loops): New option.
778 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
781 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
784 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
786 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
788 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
789 get_vectype_for_scalar_type succeeded.
790 (vectorizable_conversion): Likewise.
792 2007-09-14 Jan Hubicka <jh@suse.cz>
794 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
797 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
801 register when operands[2] equals operands[1].
802 (remainderxf3): Ditto.
804 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
805 Nigel Stephens <nigel@mips.com>
807 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
808 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
809 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
811 (_Unwind_ForcedUnwind): Likewise.
812 (_Unwind_Resume): Likewise.
813 (_Unwind_Resume_or_Rethrow): Likewise.
814 (_Unwind_Backtrace): Likewise.
815 (_Unwind_SjLj_RaiseException): Likewise.
816 (_Unwind_SjLj_ForcedUnwind): Likewise.
817 (_Unwind_SjLj_Resume): Likewise.
818 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
819 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
821 (_Unwind_ForcedUnwind): Likewise.
822 (_Unwind_Resume): Likewise.
823 (_Unwind_Resume_or_Rethrow): Likewise.
824 (_Unwind_Backtrace): Likewise.
825 * unwind-compat.c (_Unwind_Backtrace): Likewise.
826 (_Unwind_ForcedUnwind): Likewise.
827 (_Unwind_RaiseException): Likewise.
828 (_Unwind_Resume): Likewise.
829 (_Unwind_Resume_or_Rethrow): Likewise.
831 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
832 nomips16 mode when IN_LIBGCC2 with hard float.
834 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
836 * config/mips/sdemtk.opt: Update to GPLv3.
837 * config/mips/sdemtk.h: Likewise.
839 2007-09-14 Nigel Stephens <nigel@mips.com>
841 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
842 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
843 for mipsisa32-*-linux*.
845 2007-09-14 Nigel Stephens <nigel@mips.com>
846 David Ung <davidu@mips.com>
847 Thiemo Seufer <ths@mips.com>
848 Richard Sandiford <richard@codesourcery.com>
850 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
851 * configure.ac: Add a mipssde threading type.
852 * configure: Regenerate.
853 * config/mips/sdemtk.h: New file.
854 * config/mips/t-sdemtk: Likewise.
855 * config/mips/sdemtk.opt: Likewise.
856 * gthr-mipssde.h: Likewise.
857 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
858 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
859 (MIPS_ICACHE_SYNC): New macro, split from ...
860 * config/mips/mips.md (clear_cache): ...here.
861 * config/mips/mips.c (mips_save_reg_p): Check
862 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
863 (build_mips16_function_stub): Use targetm.strip_name_encoding.
864 (build_mips16_call_stub): Likewise.
866 2007-09-14 Richard Sandiford <richard@codesourcery.com>
868 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
870 2007-09-14 Jakub Jelinek <jakub@redhat.com>
873 * config/ia64/ia64.c (find_gr_spill): Don't decrement
874 current_frame_info.n_local_regs. Don't return emitted local
876 (ia64_compute_frame_size): Improve unwind hack to put
877 RP, PFS, FP in that order by allowing some of the registers
878 been already emitted, as long as they are emitted to the
881 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
883 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
884 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
885 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
887 2007-09-13 Eric Christopher <echristo@apple.com>
888 Kenneth Zadeck <zadeck@naturalbridge.com>
890 * dse.c (find_shift_sequence): New function.
891 (replace_read): Add case to remove read if it requires shift.
892 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
894 2007-09-13 Tom Tromey <tromey@redhat.com>
896 * c-common.c (fname_as_string): Update.
897 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
898 (c_lex_one_token): Update. Add 'parser' argument.
899 (c_parser_simple_asm_expr): Update.
900 (c_parser_attributes): Update.
901 (c_parser_asm_statement): Update.
902 (c_parser_asm_operands): Update.
903 (c_parser_peek_token): Update.
904 (c_parser_peek_2nd_token): Update.
905 * c-lex.c (c_lex_string_translate): Remove.
906 (c_lex_return_raw_strings): Likewise.
907 (c_lex_with_flags): Added 'lex_flags' argument.
908 (lex_string): Added 'translate' argument.
909 * c-pragma.h (c_lex_with_flags): Update.
910 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
911 (C_LEX_STRING_NO_TRANSLATE): New define.
912 (C_LEX_RAW_STRINGS): Likewise.
914 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
917 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
918 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
919 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
920 (bfin_init_builtins): Initialize __builtin_bfin_ones,
921 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
922 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
923 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
924 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
925 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
926 (bdesc_1arg): Add __builtin_bfin_ones.
927 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
928 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
929 and __builtin_bfin_csqu_fr16.
930 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
931 (ones): New define_insn.
932 (ssaddhi3_parts): New define_insn.
933 (sssubhi3_parts): New define_insn.
934 (flag_mulhi_parts): New define_insn.
936 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
938 * common.opt (femit-class-debug-always): Turn off by default.
940 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
942 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
943 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
945 2007-09-13 James E. Wilson <wilson@specifix.com>
947 PR tree-optimization/33389
948 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
949 then set build_loads before returning.
951 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
952 David Ung <davidu@mips.com>
954 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
955 {d}addiu and a negative immediate such that it works with MIPS16
958 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
961 * configure.ac (ld_vers): Support Linux linker.
962 * configure: Regenerated.
964 2007-09-13 Richard Sandiford <richard@codesourcery.com>
965 Sandra Loosemore <sandra@codesourcery.com>
967 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
968 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
969 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
970 nomips16 into decl attributes.
971 (TARGET_INSERT_ATTRIBUTES): Override.
972 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
973 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
974 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
975 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
976 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
977 (mips_use_mips16_mode_p): Reimplement as a function that takes
978 a decl and considers only decl attributes. If the decl is nested
979 function, use its parent attributes.
980 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
981 instead of SYMBOL_REF_MIPS16_FUNC_P.
982 (mips_set_mips16_mode): Move call to sorry here from old
983 mips_use_mips16_mode_p.
984 (mflip_mips16_entry): New structure.
985 (mflip_mips16_htab): New variable.
986 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
987 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
988 (mips_merge_decl_attributes): New function.
989 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
990 Use mips_use_mips16_mode_p.
991 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
992 SYMBOL_REF_MIPS16_FUNC_P.
993 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
995 2007-09-13 Richard Sandiford <richard@codesourcery.com>
997 * c-parser.c (c_parser_struct_declaration): Check for a null return.
999 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1002 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1004 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1005 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1006 Tony Linthicum <tony.linthicum@amd.com>
1008 * tree.h (function_args_iterator): New type to iterate over
1010 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1011 function arguments providing a pointer to the argument.
1012 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1013 function arguments providing the argument.
1014 (function_args_iter_init): Inline function to initialize
1015 function_args_iterator.
1016 (function_args_iter_cond_ptr): Inline function to return the next
1017 pointer to hold the argument.
1018 (function_args_iter_cond): Inline function to return the next
1020 (function_args_iter_cond_next): Advance the function args
1022 (stdarg_p): New function, return true if variable argument
1024 (prototype_p): New function, return true if function is
1026 (function_args_count): New function, count the number of arguments
1029 * tree.c (stdarg_p): New function, return true if variable
1031 (prototype_p): New function, return true if function is
1034 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1035 (TARGET_ROUND): New macro for the round/ptest instructions which
1036 are shared between SSE4.1 and SSE5.
1037 (OPTION_MASK_ISA_ROUND): Ditto.
1038 (OPTION_ISA_ROUND): Ditto.
1039 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1040 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1042 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1043 (-mfused-madd): New switch to give users control over whether the
1044 compiler optimizes to use the multiply/add SSE5 instructions.
1046 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1047 m_ATHLON_K8_AMDFAM10, and change all uses.
1048 (enum pta_flags): Add PTA_SSE5.
1049 (ix86_handle_option): Turn off 3dnow if -msse5.
1050 (override_options): Add SSE5 support.
1051 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1053 (ix86_expand_sse_movcc): Add SSE5 support.
1054 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1055 vector type to the next largest size.
1056 (ix86_expand_sse5_pack): New function to use pperm to pack a
1057 vector type to the next smallest size.
1058 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1059 (IX86_BUILTIN_FMADDSD): Ditto.
1060 (IX86_BUILTIN_FMADDPS): Ditto.
1061 (IX86_BUILTIN_FMADDPD): Ditto.
1062 (IX86_BUILTIN_FMSUBSS): Ditto.
1063 (IX86_BUILTIN_FMSUBSD): Ditto.
1064 (IX86_BUILTIN_FMSUBPS): Ditto.
1065 (IX86_BUILTIN_FMSUBPD): Ditto.
1066 (IX86_BUILTIN_FNMADDSS): Ditto.
1067 (IX86_BUILTIN_FNMADDSD): Ditto.
1068 (IX86_BUILTIN_FNMADDPS): Ditto.
1069 (IX86_BUILTIN_FNMADDPD): Ditto.
1070 (IX86_BUILTIN_FNMSUBSS): Ditto.
1071 (IX86_BUILTIN_FNMSUBSD): Ditto.
1072 (IX86_BUILTIN_FNMSUBPS): Ditto.
1073 (IX86_BUILTIN_FNMSUBPD): Ditto.
1074 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1075 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1076 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1077 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1078 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1079 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1080 (IX86_BUILTIN_PPERM): Ditto.
1081 (IX86_BUILTIN_PERMPS): Ditto.
1082 (IX86_BUILTIN_PERMPD): Ditto.
1083 (IX86_BUILTIN_PMACSSWW): Ditto.
1084 (IX86_BUILTIN_PMACSWW): Ditto.
1085 (IX86_BUILTIN_PMACSSWD): Ditto.
1086 (IX86_BUILTIN_PMACSWD): Ditto.
1087 (IX86_BUILTIN_PMACSSDD): Ditto.
1088 (IX86_BUILTIN_PMACSDD): Ditto.
1089 (IX86_BUILTIN_PMACSSDQL): Ditto.
1090 (IX86_BUILTIN_PMACSSDQH): Ditto.
1091 (IX86_BUILTIN_PMACSDQL): Ditto.
1092 (IX86_BUILTIN_PMACSDQH): Ditto.
1093 (IX86_BUILTIN_PMADCSSWD): Ditto.
1094 (IX86_BUILTIN_PMADCSWD): Ditto.
1095 (IX86_BUILTIN_PHADDBW): Ditto.
1096 (IX86_BUILTIN_PHADDBD): Ditto.
1097 (IX86_BUILTIN_PHADDBQ): Ditto.
1098 (IX86_BUILTIN_PHADDWD): Ditto.
1099 (IX86_BUILTIN_PHADDWQ): Ditto.
1100 (IX86_BUILTIN_PHADDDQ): Ditto.
1101 (IX86_BUILTIN_PHADDUBW): Ditto.
1102 (IX86_BUILTIN_PHADDUBD): Ditto.
1103 (IX86_BUILTIN_PHADDUBQ): Ditto.
1104 (IX86_BUILTIN_PHADDUWD): Ditto.
1105 (IX86_BUILTIN_PHADDUWQ): Ditto.
1106 (IX86_BUILTIN_PHADDUDQ): Ditto.
1107 (IX86_BUILTIN_PHSUBBW): Ditto.
1108 (IX86_BUILTIN_PHSUBWD): Ditto.
1109 (IX86_BUILTIN_PHSUBDQ): Ditto.
1110 (IX86_BUILTIN_PROTB): Ditto.
1111 (IX86_BUILTIN_PROTW): Ditto.
1112 (IX86_BUILTIN_PROTD): Ditto.
1113 (IX86_BUILTIN_PROTQ): Ditto.
1114 (IX86_BUILTIN_PROTB_IMM): Ditto.
1115 (IX86_BUILTIN_PROTW_IMM): Ditto.
1116 (IX86_BUILTIN_PROTD_IMM): Ditto.
1117 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1118 (IX86_BUILTIN_PSHLB): Ditto.
1119 (IX86_BUILTIN_PSHLW): Ditto.
1120 (IX86_BUILTIN_PSHLD): Ditto.
1121 (IX86_BUILTIN_PSHLQ): Ditto.
1122 (IX86_BUILTIN_PSHAB): Ditto.
1123 (IX86_BUILTIN_PSHAW): Ditto.
1124 (IX86_BUILTIN_PSHAD): Ditto.
1125 (IX86_BUILTIN_PSHAQ): Ditto.
1126 (IX86_BUILTIN_FRCZSS): Ditto.
1127 (IX86_BUILTIN_FRCZSD): Ditto.
1128 (IX86_BUILTIN_FRCZPS): Ditto.
1129 (IX86_BUILTIN_FRCZPD): Ditto.
1130 (IX86_BUILTIN_CVTPH2PS): Ditto.
1131 (IX86_BUILTIN_CVTPS2PH): Ditto.
1132 (IX86_BUILTIN_COMEQSS): Ditto.
1133 (IX86_BUILTIN_COMNESS): Ditto.
1134 (IX86_BUILTIN_COMLTSS): Ditto.
1135 (IX86_BUILTIN_COMLESS): Ditto.
1136 (IX86_BUILTIN_COMGTSS): Ditto.
1137 (IX86_BUILTIN_COMGESS): Ditto.
1138 (IX86_BUILTIN_COMUEQSS): Ditto.
1139 (IX86_BUILTIN_COMUNESS): Ditto.
1140 (IX86_BUILTIN_COMULTSS): Ditto.
1141 (IX86_BUILTIN_COMULESS): Ditto.
1142 (IX86_BUILTIN_COMUGTSS): Ditto.
1143 (IX86_BUILTIN_COMUGESS): Ditto.
1144 (IX86_BUILTIN_COMORDSS): Ditto.
1145 (IX86_BUILTIN_COMUNORDSS): Ditto.
1146 (IX86_BUILTIN_COMFALSESS): Ditto.
1147 (IX86_BUILTIN_COMTRUESS): Ditto.
1148 (IX86_BUILTIN_COMEQSD): Ditto.
1149 (IX86_BUILTIN_COMNESD): Ditto.
1150 (IX86_BUILTIN_COMLTSD): Ditto.
1151 (IX86_BUILTIN_COMLESD): Ditto.
1152 (IX86_BUILTIN_COMGTSD): Ditto.
1153 (IX86_BUILTIN_COMGESD): Ditto.
1154 (IX86_BUILTIN_COMUEQSD): Ditto.
1155 (IX86_BUILTIN_COMUNESD): Ditto.
1156 (IX86_BUILTIN_COMULTSD): Ditto.
1157 (IX86_BUILTIN_COMULESD): Ditto.
1158 (IX86_BUILTIN_COMUGTSD): Ditto.
1159 (IX86_BUILTIN_COMUGESD): Ditto.
1160 (IX86_BUILTIN_COMORDSD): Ditto.
1161 (IX86_BUILTIN_COMUNORDSD): Ditto.
1162 (IX86_BUILTIN_COMFALSESD): Ditto.
1163 (IX86_BUILTIN_COMTRUESD): Ditto.
1164 (IX86_BUILTIN_COMEQPS): Ditto.
1165 (IX86_BUILTIN_COMNEPS): Ditto.
1166 (IX86_BUILTIN_COMLTPS): Ditto.
1167 (IX86_BUILTIN_COMLEPS): Ditto.
1168 (IX86_BUILTIN_COMGTPS): Ditto.
1169 (IX86_BUILTIN_COMGEPS): Ditto.
1170 (IX86_BUILTIN_COMUEQPS): Ditto.
1171 (IX86_BUILTIN_COMUNEPS): Ditto.
1172 (IX86_BUILTIN_COMULTPS): Ditto.
1173 (IX86_BUILTIN_COMULEPS): Ditto.
1174 (IX86_BUILTIN_COMUGTPS): Ditto.
1175 (IX86_BUILTIN_COMUGEPS): Ditto.
1176 (IX86_BUILTIN_COMORDPS): Ditto.
1177 (IX86_BUILTIN_COMUNORDPS): Ditto.
1178 (IX86_BUILTIN_COMFALSEPS): Ditto.
1179 (IX86_BUILTIN_COMTRUEPS): Ditto.
1180 (IX86_BUILTIN_COMEQPD): Ditto.
1181 (IX86_BUILTIN_COMNEPD): Ditto.
1182 (IX86_BUILTIN_COMLTPD): Ditto.
1183 (IX86_BUILTIN_COMLEPD): Ditto.
1184 (IX86_BUILTIN_COMGTPD): Ditto.
1185 (IX86_BUILTIN_COMGEPD): Ditto.
1186 (IX86_BUILTIN_COMUEQPD): Ditto.
1187 (IX86_BUILTIN_COMUNEPD): Ditto.
1188 (IX86_BUILTIN_COMULTPD): Ditto.
1189 (IX86_BUILTIN_COMULEPD): Ditto.
1190 (IX86_BUILTIN_COMUGTPD): Ditto.
1191 (IX86_BUILTIN_COMUGEPD): Ditto.
1192 (IX86_BUILTIN_COMORDPD): Ditto.
1193 (IX86_BUILTIN_COMUNORDPD): Ditto.
1194 (IX86_BUILTIN_COMFALSEPD): Ditto.
1195 (IX86_BUILTIN_COMTRUEPD): Ditto.
1196 (IX86_BUILTIN_PCOMEQUB): Ditto.
1197 (IX86_BUILTIN_PCOMNEUB): Ditto.
1198 (IX86_BUILTIN_PCOMLTUB): Ditto.
1199 (IX86_BUILTIN_PCOMLEUB): Ditto.
1200 (IX86_BUILTIN_PCOMGTUB): Ditto.
1201 (IX86_BUILTIN_PCOMGEUB): Ditto.
1202 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1203 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1204 (IX86_BUILTIN_PCOMEQUW): Ditto.
1205 (IX86_BUILTIN_PCOMNEUW): Ditto.
1206 (IX86_BUILTIN_PCOMLTUW): Ditto.
1207 (IX86_BUILTIN_PCOMLEUW): Ditto.
1208 (IX86_BUILTIN_PCOMGTUW): Ditto.
1209 (IX86_BUILTIN_PCOMGEUW): Ditto.
1210 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1211 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1212 (IX86_BUILTIN_PCOMEQUD): Ditto.
1213 (IX86_BUILTIN_PCOMNEUD): Ditto.
1214 (IX86_BUILTIN_PCOMLTUD): Ditto.
1215 (IX86_BUILTIN_PCOMLEUD): Ditto.
1216 (IX86_BUILTIN_PCOMGTUD): Ditto.
1217 (IX86_BUILTIN_PCOMGEUD): Ditto.
1218 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1219 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1220 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1221 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1222 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1223 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1224 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1225 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1226 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1227 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1228 (IX86_BUILTIN_PCOMEQB): Ditto.
1229 (IX86_BUILTIN_PCOMNEB): Ditto.
1230 (IX86_BUILTIN_PCOMLTB): Ditto.
1231 (IX86_BUILTIN_PCOMLEB): Ditto.
1232 (IX86_BUILTIN_PCOMGTB): Ditto.
1233 (IX86_BUILTIN_PCOMGEB): Ditto.
1234 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1235 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1236 (IX86_BUILTIN_PCOMEQW): Ditto.
1237 (IX86_BUILTIN_PCOMNEW): Ditto.
1238 (IX86_BUILTIN_PCOMLTW): Ditto.
1239 (IX86_BUILTIN_PCOMLEW): Ditto.
1240 (IX86_BUILTIN_PCOMGTW): Ditto.
1241 (IX86_BUILTIN_PCOMGEW): Ditto.
1242 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1243 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1244 (IX86_BUILTIN_PCOMEQD): Ditto.
1245 (IX86_BUILTIN_PCOMNED): Ditto.
1246 (IX86_BUILTIN_PCOMLTD): Ditto.
1247 (IX86_BUILTIN_PCOMLED): Ditto.
1248 (IX86_BUILTIN_PCOMGTD): Ditto.
1249 (IX86_BUILTIN_PCOMGED): Ditto.
1250 (IX86_BUILTIN_PCOMFALSED): Ditto.
1251 (IX86_BUILTIN_PCOMTRUED): Ditto.
1252 (IX86_BUILTIN_PCOMEQQ): Ditto.
1253 (IX86_BUILTIN_PCOMNEQ): Ditto.
1254 (IX86_BUILTIN_PCOMLTQ): Ditto.
1255 (IX86_BUILTIN_PCOMLEQ): Ditto.
1256 (IX86_BUILTIN_PCOMGTQ): Ditto.
1257 (IX86_BUILTIN_PCOMGEQ): Ditto.
1258 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1259 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1260 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1261 OPTION_MASK_ISA_ROUND for instructions that are shared between
1263 (bdesc_2arg): Ditto.
1264 (bdesc_sse_3arg): Ditto.
1265 (enum multi_arg_type): New enum for describing the various SSE5
1266 intrinsic argument types.
1267 (bdesc_multi_arg): New table for SSE5 intrinsics.
1268 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1269 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1271 (ix86_expand_builtin): Add SSE5 intrinsic support.
1272 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1273 operand instructions.
1274 (ix86_expand_sse5_multiple_memory): New function to split the
1275 second memory reference from SSE5 instructions.
1276 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1277 (ix86_return_pops_args): Use stdarg_p to determine if the function
1278 has variable arguments.
1279 (ix86_setup_incoming_varargs): Ditto.
1280 (x86_this_parameter): Ditto.
1282 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1284 (ix86_expand_sse5_pack): Ditto.
1285 (ix86_sse5_valid_op_p): Ditto.
1286 (ix86_expand_sse5_multiple_memory): Ditto.
1288 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1289 constant for SSE5 support.
1290 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1291 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1292 (UNSPEC_SSE5_PERMUTE): Ditto.
1293 (UNSPEC_SSE5_ASHIFT): Ditto.
1294 (UNSPEC_SSE5_LSHIFT): Ditto.
1295 (UNSPEC_FRCZ): Ditto.
1296 (UNSPEC_CVTPH2PS): Ditto.
1297 (UNSPEC_CVTPS2PH): Ditto.
1298 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1300 (COM_FALSE_S): Ditto.
1301 (COM_FALSE_P): Ditto.
1302 (COM_TRUE_S): Ditto.
1303 (COM_TRUE_P): Ditto.
1304 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1305 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1307 (memory attribute): Ditto.
1308 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1309 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1310 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1311 (floor<mode>2): Ditto.
1312 (ceil<mode>2): Ditto.
1313 (btrunc<mode>2): Ditto.
1314 (nearbyintdf2): Ditto.
1315 (nearbyintsf2): Ditto.
1316 (sse_setccsf): Disable if SSE5.
1317 (sse_setccdf): Ditto.
1318 (sse5_setcc<mode>): New support for SSE5 conditional move.
1319 (sse5_pcmov_<mode>): Ditto.
1321 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1323 (SSEMODEF2P): Ditto.
1324 (ssemodesuffixf4): New mode attribute for SSE5.
1325 (ssemodesuffixf2s): Ditto.
1326 (ssemodesuffixf2c): Ditto.
1327 (sserotatemax): Ditto.
1328 (ssescalarmode): Ditto.
1329 (sse_maskcmpv4sf3): Disable if SSE5.
1330 (sse_maskcmpv2df3): Ditto.
1331 (sse_vmmaskcmpv4sf3): Ditto.
1332 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1334 (sse5_vmfmadd<mode>4): Ditto.
1335 (sse5_fmsub<mode>4): Ditto.
1336 (sse5_vmfmsub<mode>4): Ditto.
1337 (sse5_fnmadd<mode>4): Ditto.
1338 (sse5_vmfnmadd<mode>4): Ditto.
1339 (sse5_fnmsub<mode>4): Ditto.
1340 (sse5_vmfnmsub<mode>4): Ditto.
1341 (sse5i_fmadd<mode>4): Ditto.
1342 (sse5i_fmsub<mode>4): Ditto.
1343 (sse5i_fnmadd<mode>4): Ditto.
1344 (sse5i_fnmsub<mode>4): Ditto.
1345 (sse5i_vmfmadd<mode>4): Ditto.
1346 (sse5i_vmfmsub<mode>4): Ditto.
1347 (sse5i_vmfnmadd<mode>4): Ditto.
1348 (sse5i_vmfnmsub<mode>4): Ditto.
1349 (mulv16qi3): Add SSE5 support.
1351 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1352 (sse2_mulv4si3): Disable if SSE5.
1353 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1354 (sse4_1_roundps): Ditto.
1355 (sse4_1_roundsd): Ditto.
1356 (sse4_1_roundss): Ditto.
1357 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1359 (sse_maskcmpsf3): Ditto.
1360 (sse_vmmaskcmpv4sf3): Ditto.
1361 (sse2_maskcmpv2df3): Ditto.
1362 (sse2_maskcmpdf3): Ditto.
1363 (sse2_vmmaskcmpv2df3): Ditto.
1364 (sse2_eq<mode>3): Ditto.
1365 (sse2_gt<mode>3): Ditto.
1366 (sse5_pcmov_<mode>): Add SSE5 support.
1367 (vec_unpacku_hi_v16qi): Ditto.
1368 (vec_unpacks_hi_v16qi): Ditto.
1369 (vec_unpacku_lo_v16qi): Ditto.
1370 (vec_unpacks_lo_v16qi): Ditto.
1371 (vec_unpacku_hi_v8hi): Ditto.
1372 (vec_unpacks_hi_v8hi): Ditto.
1373 (vec_unpacku_lo_v8hi): Ditto.
1374 (vec_unpacks_lo_v8hi): Ditto.
1375 (vec_unpacku_hi_v4si): Ditto.
1376 (vec_unpacks_hi_v4si): Ditto.
1377 (vec_unpacku_lo_v4si): Ditto.
1378 (vec_unpacks_lo_v4si): Ditto.
1379 (sse5_pmacsww): New SSE5 intrinsic insn.
1380 (sse5_pmacssww): Ditto.
1381 (sse5_pmacsdd): Ditto.
1382 (sse5_pmacssdd): Ditto.
1383 (sse5_pmacssdql): Ditto.
1384 (sse5_pmacssdqh): Ditto.
1385 (sse5_pmacsdqh): Ditto.
1386 (sse5_pmacsswd): Ditto.
1387 (sse5_pmacswd): Ditto.
1388 (sse5_pmadcsswd): Ditto.
1389 (sse5_pmadcswd): Ditto.
1390 (sse5_pcmov_<move>): Conditional move support on SSE5.
1391 (sse5_phaddbw): New SSE5 intrinsic insn.
1392 (sse5_phaddbd): Ditto.
1393 (sse5_phaddbq): Ditto.
1394 (sse5_phaddwd): Ditto.
1395 (sse5_phaddwq): Ditto.
1396 (sse5_phadddq): Ditto.
1397 (sse5_phaddubw): Ditto.
1398 (sse5_phaddubd): Ditto.
1399 (sse5_phaddubq): Ditto.
1400 (sse5_phadduwd): Ditto.
1401 (sse5_phadduwq): Ditto.
1402 (sse5_phaddudq): Ditto.
1403 (sse5_phsubbw): Ditto.
1404 (sse5_phsubwd): Ditto.
1405 (sse5_phsubdq): Ditto.
1406 (sse5_pperm): Ditto.
1407 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1408 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1409 (sse5_pperm_sign_v8hi_v4si): Ditto.
1410 (sse5_pperm_zero_v8hi_v4si): Ditto.
1411 (sse5_pperm_sign_v4si_v2di): Ditto.
1412 (sse5_pperm_sign_v4si_v2di): Ditto.
1413 (sse5_pperm_pack_v2di_v4si): Ditto.
1414 (sse5_pperm_pack_v4si_v8hi): Ditto.
1415 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1416 (sse5_perm<mode>): New SSE5 intrinsic insn.
1417 (rotl<mode>3): Ditto.
1418 (sse5_rotl<mode>3): Ditto.
1419 (sse5_ashl<mode>3): Ditto.
1420 (sse5_lshl<mode>3): Ditto.
1421 (sse5_frcz<mode>2): Ditto.
1422 (sse5s_frcz<mode>2): Ditto.
1423 (sse5_cvtph2ps): Ditto.
1424 (sse5_cvtps2ph): Ditto.
1425 (sse5_vmmaskcmp<mode>3): Ditto.
1426 (sse5_com_tf<mode>3): Ditto.
1427 (sse5_maskcmp<mode>3): Ditto.
1428 (sse5_maskcmp_uns<mode>3): Ditto.
1429 (sse5_maskcmp_uns2<mode>3): Ditto.
1430 (sse5_pcom_tf<mode>3): Ditto.
1432 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1434 (sse5_comparison_float_operator): New predicate to match the
1435 comparison operators supported by the SSE5 com instruction.
1436 (ix86_comparison_int_operator): New predicate to match just the
1437 signed int comparisons.
1438 (ix86_comparison_uns_operator): New predicate to match just the
1439 unsigned int comparisons.
1441 * doc/invoke.texi (-msse5): Add documentation.
1442 (-mfused-madd): Ditto.
1444 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1446 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1448 (x86_64-*-*): Ditto.
1450 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1452 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1453 intrinisics for SSE5.
1455 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1458 * config/i386/mmintrin-common.h: New file, to contain common
1459 instructions between SSE4.1 and SSE5.
1461 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1462 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1463 (gen_regparm_prefix): Ditto.
1465 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1466 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1467 prototype_p to determine if a function is prototyped.
1469 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1471 * config/dfp-bit.c (dfp_conversion_exception): New function.
1472 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1473 (DFP_TO_INT): Ditto.
1474 (INT_TO_DFP): Ditto.
1475 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1477 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1480 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1481 before sp restoration even when total_size is 0, but
1482 frame_pointer_needed.
1484 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1486 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1487 (xtensa_copy_incoming_a7): Use start_sequence instead of
1488 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1489 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1490 of the saveregs sequence.
1492 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1494 * c-tree.h (grokfield): Add a "tree *" argument.
1495 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1496 Chain nested decl attributes to it. Don't call decl_attributes here.
1497 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1498 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1499 (grokfield): Take a pointer to the decl's attributes and pass
1500 it to grokdeclarator.
1501 * c-parser.c (c_parser_struct_declaration): Update the calls to
1502 grokfield. Call decl_attributes for anonymous struct and union
1505 2007-09-12 Jan Hubicka <jh@suse.cz>
1507 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1509 2007-09-12 Ira Rosen <irar@il.ibm.com>
1511 PR tree-optimization/32377
1512 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1513 between positive and negative dependence distance using DDR_REVERSED_P.
1515 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1517 PR tree-optimization/33373
1518 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1519 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1521 2007-09-12 Jan Hubicka <jh@suse.cz>
1524 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1527 2007-09-12 Christian Bruel <christian.bruel@st.com>
1529 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1530 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1532 2007-09-12 Ira Rosen <irar@il.ibm.com>
1534 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1535 for oprnd1 if not required.
1536 (vectorizable_operation): Use scalar operand in SLP in case of
1537 shift with scalar argument.
1539 2007-09-12 Ira Rosen <irar@il.ibm.com>
1541 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1544 2007-09-11 James E. Wilson <wilson@specifix.com>
1546 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1547 TARGET_UNWIND_INFO is defined.
1548 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1551 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1553 * config/sh/sh.c (calc_live_regs): Use
1554 current_function_saves_all_registers instead of
1555 current_function_has_nonlocal_label.
1556 (sh_allocate_initial_value): Likewise.
1557 (sh_get_pr_initial_val): Likewise.
1558 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1559 * config/sh/sh.md (load_ra): Likewise.
1561 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1563 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1566 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1567 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1569 2007-09-12 Sa Liu <saliu@de.ibm.com>
1571 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1572 operands to DFmode GE or LE compares.
1574 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1576 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1577 REG_CLASS_NAMES): Add P0REGS.
1578 (REGNO_REG_CLASS): Return it where appropriate.
1579 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1580 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1581 * doc/md.texi (Blackfin family): Document 'q' constraints.
1583 2007-09-11 Steve Kenton <skenton@ou.edu>
1585 * pa/linux-unwind.h: Guard with inhibit_libc.
1586 * pa/hpux-unwind.h: Likewise.
1588 2007-09-11 David Daney <ddaney@avtrex.com>
1590 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1591 * doc/install.texi: Document new --with-llsc and --without-llsc
1593 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1594 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1595 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1597 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1598 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1599 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1600 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1601 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1602 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1603 * config/mips/mips.opt (mllsc): New option.
1604 * config/mips/mips.c (mips_llsc): Define variable.
1605 (mips_handle_option): Handle mllsc option.
1606 (override_options): Set mips_print_operand_punct for '|' and '-'.
1607 (print_operand): Add new %| and %- operand codes.
1608 * config/mips/mips.h (mips_llsc_setting): New enum type.
1609 (mips_llsc): Declare.
1610 (OPTION_DEFAULT_SPECS): Add llsc handling.
1611 (GENERATE_SYNC): New macro.
1612 (GENERATE_LL_SC): New macro.
1613 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1614 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1615 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1616 in %| and %- operand codes.
1618 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1620 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1621 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1623 2007-09-11 Jason Merrill <jason@redhat.com>
1626 * stor-layout.c (layout_decl): Do pack variable size fields.
1628 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1630 * config/m68k/predicates.md (movsi_const0_operand,
1631 non_symbolic_call_operand): New predicates.
1633 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1635 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1636 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1637 CW, CZ, CS, Ap and Ac.
1639 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1640 (constraints.md): New include.
1641 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1642 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1643 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1645 (pushdi): Add split.
1646 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1647 attributes. Split tstsi_internal_68020_cf from it.
1648 (tstsi_internal_68020_cf): New pattern.
1649 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1650 (tst<mode>_cf): Specify attributea.
1651 (cmpsi_cf): Name pattern. Specify attributes.
1652 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1653 (pushexthisi_const): Fix to use alternatives. Specify
1655 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1656 from it. Fix to use alternatives. Specify attributes.
1657 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1658 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1660 (movsf_cf_soft): Specify attributes.
1661 (movdf_cf_soft): Add split.
1662 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1663 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1664 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1665 (truncdfsf2_68881): Name pattern. Specify attributes.
1666 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1667 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1668 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1670 (addsi3_5200): Fix to use alternatives. Specify attributes.
1672 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1673 (subsi3): Add alternative for subq.l. Specify attributes.
1674 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1675 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1677 (umulhisi3): Specify attributes.
1678 (mulhisisi3_z): Name pattern. Specify attributes.
1679 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1680 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1681 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1682 bsetmemqi): Specify attributes.
1683 (bsetmemqi_ext): Name pattern. Specify attributes.
1684 (bclrmemqi): Specify attributes.
1685 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1686 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1688 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1689 pattern. Specify attributes.
1690 (jump): Specify attributes.
1691 (tablejump_internal): Name pattern. Specify attributes.
1692 (call_value): Split into non_symbolic_call_value,
1693 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1694 alternatives. Specify attributes.
1695 (non_symbolic_call_value, symbolic_call_value_jsr,
1696 symbolic_call_value_bsr): New patterns.
1697 (nop, return, unlink, indirect_jump): Specify attributes.
1698 (trap): Fix condition. Specify attributes.
1701 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1702 (override_options): Initialize it. Initialize m68k_sched_cpu.
1703 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1704 (const_method): Make global, rename to m68k_const_method.
1705 (const_int_cost, output_move_const_into_data_reg): Update.
1706 (output_move_double): Parametrize to emit rtl code, rename to
1708 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1709 emit_movsi): New static functions.
1710 (output_move_double): New function with semantics of old
1712 (m68k_emit_move_double): New function.
1713 (m68k_sched_cpu): New variable.
1714 (attr_op_type): New enum.
1715 (sched_guess_p): New variable.
1716 (sched_address_type, sched_operand_type, sched_attr_op_type):
1717 New static functions.
1718 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1719 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1720 (sched_branch_type): New static variable.
1721 (m68k_sched_branch_type): New function.
1722 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1723 (m68k_symbolic_call_var): Declare.
1724 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1725 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1726 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1727 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1730 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1732 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1733 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1734 error if __builtin_va_arg_pack_len () wasn't optimized out during
1736 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1737 with the number of inline's anonymous arguments.
1738 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1740 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1742 * fold-const.c (extract_muldiv_1): Do not simplify
1745 2007-09-11 Jan Hubicka <jh@suse.cz>
1747 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1748 (TARGET_INTER_UNIT_CONVERSIONS): New.
1749 * i386.md (floatsi expanders): Remove redundant check for SImode
1750 source; offload to memory when asked for.
1751 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1752 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1754 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1755 floatsidf2_mixed_memory, floatsidf2_sse_memory
1756 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1757 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1759 2007-09-11 Jan Hubicka <jh@suse.cz>
1761 * toplev.c (process_options): all frontends now do unit-at-a-time.
1762 * cgraphunit.c: update comments.
1763 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1764 * c-decl.c (finish_function): use cgraph_add_new_function.
1765 * function.c (expand_function_end): We are always unit-at-a-time.
1767 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1769 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1770 settings for MIPS16.
1771 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1773 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1775 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1776 SYMBOL_FORCE_TO_MEM constants.
1777 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1778 (mips16_rewrite_pool_refs_info): New structure.
1779 (mips16_rewrite_pool_constant): New function, split out from...
1780 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1781 mips16_rewrite_pool_refs_info structure rather than a pointer
1782 to a constant pool. Force force_to_mem_operands into memory.
1783 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1784 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1785 * config/mips/constraints.md (kf): New constraint.
1786 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1787 (*movsi_mips16): Likewise.
1789 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1790 Nigel Stephens <nigel@mips.com>
1791 David Ung <davidu@mips.com>
1793 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1794 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1795 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1796 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1797 (mips_zero_extend_cost): New functions.
1798 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1799 Use the new functions. Tweak many cost estimates, both here
1800 and in the new subroutines. Return false when the cost of the
1801 operands has not been calculated. Check for *clear_upper32.
1802 Check for floating-point multiply-add, reciprocal and rsqrt
1803 patterns. Handle comparison and rotation codes.
1805 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1807 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1809 * config/i386/i386.c (get_dllimport_decl): Don't strip
1812 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1815 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1816 declarations to top.
1817 (DFP_TO_BFP): Use for either XFmode or TFmode.
1818 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1820 * config/dfp-bit.h: Include float.h.
1821 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1822 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1823 which doesn't mean the same thing.
1824 (BFP_KIND): Use 4 to mean TFmode.
1825 (BFP_FMT): Specify the number of decimal digits based on the
1826 number of mantissa digits.
1827 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1828 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1829 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1830 (TFtype): Define if TFmode is supported.
1831 * doc/libgcc.texi (Decimal float library routines): Document
1832 TF conversion functions.
1834 2007-09-10 Chao-ying Fu <fu@mips.com>
1836 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1837 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1838 (mips_emit_compare): Process fixed-point modes.
1839 (mips_pad_arg_upward): Support fixed-point types.
1840 (override_options): Allow fixed-point modes in accumulators.
1841 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1842 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1843 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1844 (mips_scalar_mode_supported_p): New function to accept fixed-point
1845 modes if the width is not greater than two BITS_PER_WORD.
1846 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1847 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1848 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1849 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1850 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1852 ("IMODE"): New mode attribute.
1853 (mips-fixed.md): Include.
1854 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1856 * config/mips/mips-fixed.md: New file.
1858 2007-09-11 Ben Elliston <bje@au.ibm.com>
1860 * config/spu/spu.md: Formatting fixes.
1862 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1864 * config/dfp-bit.c (dfp_unary_func): Delete.
1865 (dfp_unary_op): Delete.
1866 (dfp_binary_op): Use decFloat functions instead of decNumber
1867 functions for binary operations.
1868 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1869 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1871 (dfp_compare_op): Use decFloat functions insteadof decNumber
1872 functions for comparisons.
1873 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1874 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1876 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1877 call to dxx_binary_op and decFloat function.
1878 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1879 calls to dxx_binary_op and decFloat function.
1880 * config/dfp-bit.h: Include decFloat header files.
1881 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1882 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1883 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1884 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1886 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1887 Jan Sjodin <jan.sjodin@amd.com>
1889 * tree-vect-analyze.c (vect_analyze_operations): Change
1890 comparison of loop iterations with threshold to less than
1891 or equal to instead of less than. Reduce
1892 min_scalar_loop_bound by one.
1893 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1894 Change prologue and epilogue iterations estimate to vf/2,
1895 when unknown at compile-time. Change versioning guard
1896 cost to taken_branch_cost. If peeling for alignment is
1897 unknown at compile-time, change peel guard costs to one
1898 taken branch and one not-taken branch per peeled loop.
1899 If peeling for alignment is known but number of scalar loop
1900 iterations is unknown at compile-time, change peel guard
1901 costs to one taken branch per peeled loop. Change the cost
1902 model equation to consider vector iterations as the loop
1903 iterations less the prologue and epilogue iterations.
1904 Change outside vector cost check to less than or equal to
1905 zero instead of equal to zero.
1906 (vect_do_peeling_for_loop_bound): Reduce
1907 min_scalar_loop_bound by one.
1908 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1909 TARG_COND_NOT_TAKEN_BRANCH_COST.
1910 * config/i386/i386.h (processor_costs): Add
1911 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1912 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1913 vec_align_load_cost, vect_unalign_load_cost,
1914 vec_store_cost, cond_taken_branch_cost,
1915 cond_not_taken_branch_cost.
1916 Define macros for x86 costs.
1917 * config/i386/i386.c:
1918 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1919 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1920 scalar_to_vec_cost, vec_align_load_cost,
1921 vect_unalign_load_cost, vec_store_cost,
1922 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1923 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1924 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1925 core2_cost, generic64_cost, generic32_cost): Set to default
1927 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1928 (x86_builtin_vectorization_cost): New.
1930 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1931 Ben Elliston <bje@au.ibm.com>
1933 * dfp.c: Include decimal128Local.h;
1934 (dfp_byte_swap): Remove.
1935 (encode_decimal32, decode_decimal32): Don't handle endianness.
1936 (encode_decimal64, decode_decimal64): Ditto.
1937 (encode_decimal128, decode_decimal128): Ditto.
1938 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1940 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1942 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1943 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1945 2007-09-10 David Daney <ddaney@avtrex.com>
1947 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1949 (memory_barrier): Rewrote as an insn that clobbers memory.
1951 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1953 * config/mips/mips.c (mips_global_pointer): Check
1954 call_really_used_regs instead of call_used_regs.
1955 (mips_save_reg_p): Likewise. Save all call-saved registers
1956 if current_function_saves_all_registers. Fix indentation.
1957 No longer treat $18 as a special case.
1958 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1960 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1962 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1963 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1964 the introductory comment.
1965 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1966 (override_options): Don't test for it.
1967 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1968 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1969 * config/mips/vr.h: As for config/mips/sde.h.
1971 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1972 Revital Eres <eres@il.ibm.com>
1974 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1975 (struct ddg): Define.
1976 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1977 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1978 * config/spu/spu.c: Include ddg.h.
1979 (TARGET_SCHED_SMS_RES_MII): Define.
1980 (spu_sms_res_mii): New function to calculate mii.
1981 * modulo-sched (res_MII): Use it.
1982 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1984 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1986 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1987 pool entries since they might hold values that must not be shared.
1989 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1992 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1993 Use 'N' operand constraint for op2.
1994 (lshr<mode>3): Ditto.
1995 (ashl<mode>3): Ditto.
1996 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1997 (vec_shr_<mode>): Ditto.
1998 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1999 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2001 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2003 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2004 Change mode macro in the last real_2expN parameter to uppercase.
2006 2007-09-10 Michael Matz <matz@suse.de>
2008 * tree-pass.h (pass_cselim): Declare new pass.
2009 * passes.c (init_optimization_passes): Link in pass_cselim.
2010 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2011 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2012 cond_store_replacement.
2013 (condstoretemp): New static variable.
2014 (cond_store_replacement): New function.
2015 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2016 tree_ssa_phiopt_worker.
2017 (struct name_to_bb): New.
2018 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2019 nt_init_block, nt_fini_block): New static functions.
2020 (seen_ssa_names, nontrap_set): New static variables.
2021 (gate_cselim, pass_cselim): Define new pass.
2022 * common.opt (ftree-cselim): New flag.
2023 * toplev.c (process_options): Set flag_tree_cselim if required.
2025 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2027 * simplify-rtx.c (simplify_relational_operation_1): For recent
2028 canonicalization, don't recurse if op1 equals both PLUS arguments.
2030 2007-09-09 David Daney <ddaney@avtrex.com>
2032 * optabs.c (expand_sync_operation): Use plus insn if minus
2034 (expand_sync_fetch_operation): Ditto.
2036 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2038 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2040 (*floatsisf2_sse_vector): Likewise.
2042 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2044 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2046 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2048 * config/i386/i386.h (ix86_tune_indices): Rename
2049 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2050 (TARGET_USE_VECTOR_CONVERTS): Updated.
2051 * config/i386/i386.c: Likewise.
2053 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2054 Nigel Stephens <nigel@mips.com>
2056 * doc/invoke.texi (Overall Options): Add .sx file extension
2057 as a synonym for .S.
2058 * cppspec.c (known_suffixes): Likewise.
2059 * gcc.c (default_compilers): Likewise.
2061 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2064 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2065 * simplify-rtx.c (simplify_relational_operation_1): Add the
2066 canonicalization from i386.h.
2067 * doc/md.texi (Canonicalization of Instructions): Document it.
2069 2007-09-09 Jan Hubicka <jh@suse.cz>
2070 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2072 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2073 (TARGET_USE_VECTOR_CONVERTS): New.
2074 * i386.md: New post-reload splitters for converting SF to DF and DF to
2076 (floatsi* expander): Special case vector conversions.
2077 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2078 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2079 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2080 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2081 Disable when doing vector converts.
2082 (floatsi<mode>2_i387): Disable when
2083 * sse.md (vec_dupv2df): Export.
2084 * i386.c (ix86_tune_features): Enable SSE conversions.
2086 2007-09-09 Richard Guenther <rguenther@suse.de>
2088 * tree-ssa-operands.c (add_virtual_operand): Only mark
2089 stores as has_volatile_ops if alias information is not available.
2091 2007-09-09 Revital Eres <eres@il.ibm.com>
2093 * doc/contrib.texi: Add myself.
2095 2007-09-09 Ira Rosen <irar@il.ibm.com>
2097 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2098 stmt_vinfo_set_outside_of_loop_cost): New functions.
2099 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2100 (vect_model_simple_cost): Call
2101 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2102 field instead of calling vect_get_cost_fields.
2103 (vect_model_store_cost, vect_model_load_cost): Likewise.
2105 2007-09-09 Revital Eres <eres@il.ibm.com>
2107 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2108 declaration to bdesc_paired_preds variable.
2109 (paired_expand_builtin): Likewise.
2111 2007-09-09 Revital Eres <eres@il.ibm.com>
2113 * dbgcnt.def (sms_sched_loop): New counter.
2114 * modulo-sched.c: Use sms_sched_loop instead of
2115 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2116 perform swing modulo scheduling on. Include dbgcnt.h.
2117 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2118 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2120 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2122 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2123 Substitute all uses with ...
2124 (MODEF): New mode iterator.
2126 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2127 from pre-regalloc define_insn_and_split splitter pattern.
2128 (*fix_trunc<mode>_i387_1): Ditto.
2129 (*fistdi2_1): Ditto.
2130 (*fist<mode>2_1): Ditto.
2131 (frndintxf2_floor): Ditto.
2132 (*fist<mode>2_floor_1): Ditto.
2133 (frndintxf2_ceil): Ditto.
2134 (*fist<mode>2_ceil_1): Ditto.
2135 (frndintxf2_trunc): Ditto.
2136 (frndintxf2_mask_pm): Ditto.
2138 (prologue): Use (const_int 0) as never generated filler insn.
2140 (sibcall_epilogue): Ditto.
2141 (eh_return_si): Ditto.
2142 (eh_return_di): Ditto.
2144 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2145 using MODEF mode iterator.
2146 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2147 using MODEF mode iterator.
2148 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2149 using MODEF mode iterator.
2150 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2151 Macroize expander using MODEF mode iterator.
2153 (zero_extendsidi2): Remove operand constraints from expander.
2154 (smuldi3_highpart): Ditto.
2155 (indirect_jump): Ditto.
2158 * config/i386/sse.md (storentv4sf): Ditto.
2159 (storentv2df): Ditto.
2160 (storentv2di): Ditto.
2162 (sse2_cvtpd2ps): Ditto.
2163 (vec_interleave_highv16qi): Ditto.
2164 (vec_interleave_lowv16qi): Ditto.
2165 (vec_interleave_highv8hi): Ditto.
2166 (vec_interleave_lowv8hi): Ditto.
2167 (vec_interleave_highv4si): Ditto.
2168 (vec_interleave_lowv4si): Ditto.
2169 (vec_interleave_highv2di): Ditto.
2170 (vec_interleave_lowv2di): Ditto.
2171 (sse2_maskmovdqu): Ditto.
2172 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2174 2007-09-09 Ira Rosen <irar@il.ibm.com>
2176 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2177 (struct _slp_tree, struct _slp_instance): Define new data structures
2178 along macros for their access.
2179 (struct _loop_vec_info): Define new fields: strided_stores,
2180 slp_instances, and slp_unrolling_factor along macros for their access.
2181 (enum slp_vect_type): New.
2182 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2184 (STMT_VINFO_STRIDED_ACCESS): New macro.
2185 (vect_free_slp_tree): Declare.
2186 (vectorizable_load): Add an argument of type slp_tree.
2187 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2188 vectorizable_assignment): Likewise.
2189 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2190 Declare (make extern).
2191 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2192 (new_loop_vec_info): Likewise.
2193 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2194 * tree-vect-analyze.c: Include recog.h.
2195 (vect_update_slp_costs_according_to_vf): New.
2196 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2197 functions. For not pure SLP stmts with strided access check that the
2198 group size is power of 2. Update the vectorization factor according to
2199 SLP. Call vect_update_slp_costs_according_to_vf.
2200 (vect_analyze_group_access): New.
2201 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2202 (vect_free_slp_tree): New functions.
2203 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2204 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2205 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2206 vect_detect_hybrid_slp): Likewise.
2207 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2208 and vect_detect_hybrid_slp.
2209 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2210 SLP costs into account.
2211 (vect_get_cost_fields): New function.
2212 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2214 (vect_model_store_cost, vect_model_load_cost): Likewise.
2215 (vect_get_constant_vectors): New function.
2216 (vect_get_slp_vect_defs, vect_get_slp_defs,
2217 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2218 vect_get_vec_defs): Likewise.
2219 (vectorizable_reduction): Don't handle SLP for now.
2220 (vectorizable_call): Don't handle SLP for now. Add argument to
2221 vect_model_simple_cost.
2222 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2223 get SLPed and vectorized defs). Fix indentation and spacing.
2224 (vectorizable_assignment): Handle SLP.
2225 (vectorizable_induction): Don't handle SLP for now.
2226 (vectorizable_operation): Likewise.
2227 (vectorizable_type_demotion): Add argument to
2228 vect_model_simple_cost.
2229 (vectorizable_type_promotion): Likewise.
2230 (vectorizable_store, vectorizable_load): Handle SLP.
2231 (vectorizable_condition): Don't handle SLP for now.
2232 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2233 no SLP transformation required for unsupported cases. Add SLP
2234 argument for supported cases.
2235 (vect_remove_stores): New function.
2236 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2237 (vect_transform_loop): Schedule SLP instances.
2238 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2240 2007-09-09 Andrew Haley <aph@redhat.com>
2242 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2245 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2247 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2248 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2249 Similar for what label_refs can go in the JUMP_TARGET field. Split
2250 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2251 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2252 REG_LABEL when replacing an operand with a LABEL_REF for a
2254 (subst_reloads): When replacing a LABEL_REG with a register,
2255 instead of generating a REG_LABEL note, assert that there already
2256 is one or that the label is a known target for the insn.
2257 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2258 note, check the JUMP_LABEL field. Remove "else" after return.
2259 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2260 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2261 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2262 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2263 insns. Iterate over all notes; don't assume there's only one.
2264 * cse.c (recorded_label_ref): Adjust comment to refer to
2266 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2267 insns, not just NONJUMP_INSN_P.
2268 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2269 isn't a jump target.
2270 * jump.c (rebuild_jump_labels): Adjust head comment.
2271 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2272 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2273 (mark_all_labels): For JUMP_P insns without a target, check if the
2274 the target is noted on the previous nonjump insn.
2275 (mark_jump_label_1): New function, guts from mark_jump_label.
2276 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2277 marking jump target labels.
2278 <case LABEL_REF>: Adjust for whether to generate a
2279 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2280 For 'E' format rtl, iterate in descending element order.
2281 (delete_related_insns): Handle both REG_LABEL_TARGET and
2282 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2283 reference count, delete and fallthrough. Move finding-next-
2284 non-deleted insn last in the function. Look at all INSN_P insns
2285 for REG_LABEL_OPERAND notes.
2286 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2288 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2289 JUMP_LABEL, output the INSN_UID of it.
2290 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2291 and/or REG_LABEL_TARGET.
2292 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2293 with jump.c copy by only adding notes for labels actually
2294 referenced in the insn.
2295 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2296 usage count increment; handle all INSN_P trial insns.
2297 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2299 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2300 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2301 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2303 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2304 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2305 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2306 on all INSN_P insns.
2307 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2308 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2309 REG_LABEL_OPERAND notes.
2310 * reload1.c (calculate_needs_all_insns): Adjust comments.
2311 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2312 * config/alpha/alpha.md (split for load of an address into a
2313 four-insn sequence on Unicos/Mk): Adjust to use
2315 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2317 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2320 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2321 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2322 FOR_BB_INSNS_SAFE instead of for loop.
2323 * cse.c (cse_extended_basic_block): Likewise.
2324 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2325 that the for loop does not invoke NEXT_INSN on a deleted insn.
2326 * function.c (instantiate_virtual_regs): Likewise.
2327 * lower-subreg.c (remove_retval_note): Likewise.
2328 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2330 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2332 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2333 insn, if it's a jump.
2334 (try_redirect_by_replacing_jump): New variable jump_p. Call
2335 tablejump_p before delete_insn_chain.
2336 * reload1.c (reload): New variable next. Make sure that the for
2337 loop does not invoke NEXT_INSN on a deleted insn.
2338 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2339 (delete_output_reload): New variable prev. Make sure the the for
2340 loops do not invoke PREV_INSN on a deleted insn.
2342 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2344 * pa/constraints.md: Remove 'X' from unused letters comment.
2346 2007-09-08 Richard Guenther <rguenther@suse.de>
2348 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2349 computed check stmt_ann->references_memory instead of counting
2352 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2354 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2355 validate_change() in one more case.
2357 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2359 PR tree-optimization/32283
2360 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2361 estimated_loop_iterations.
2362 (determine_use_iv_cost_condition): Decrease cost of expressions
2363 used in iv elimination.
2365 2007-09-08 Richard Guenther <rguenther@suse.de>
2367 * tree-cfg.c (verify_gimple_expr): Avoid building new
2368 pointer types, use TYPE_POINTER_TO if available instead.
2370 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2373 PR rtl-optimization/26449
2374 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2375 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2377 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2378 define_expand. Split insn in split1 pass.
2381 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2383 PR tree-optimization/33301
2384 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2387 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2389 PR tree-optimization/32183
2390 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2392 * tree-ssa-reassoc.c: Include cfgloop.h.
2393 (is_reassociable_op): Add a loop argument and return true only
2395 (linearize_expr): Updated.
2396 (should_break_up_subtract): Likewise.
2397 (linearize_expr_tree): Likewise.
2398 (init_reassoc): Call loop_optimizer_init with
2399 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2400 with CDI_DOMINATORS.
2401 (fini_reassoc): Call loop_optimizer_finalize.
2403 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2405 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2406 if there is no i-cache.
2408 2007-09-07 Richard Guenther <rguenther@suse.de>
2411 2007-09-06 Richard Guenther <rguenther@suse.de>
2413 PR tree-optimization/32586
2414 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2415 folding if nothing changed.
2416 (simplify_unary_expression): New function. Do tree combining
2417 on conversion like codes.
2418 (try_to_simplify): Call it.
2420 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2423 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2424 (__gthread_active,__gthread_start, __gthread_active_init): New.
2425 * gthr-posix95.h: Likewise.
2427 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2429 * function.h (struct function): Rename calls_unwind_init
2430 to saves_all_registers.
2431 (current_function_saves_all_registers): Renamed from
2432 current_function_calls_unwind_init.
2433 * reload1.c (reload): Set current_function_saves_all_registers.
2434 * except.c (expand_builtin_unwind_init): Likewise.
2435 * config/m68k/m68k.c (m68k_save_reg): Use
2436 current_function_saves_all_registers to save pic register.
2438 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2440 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2441 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2443 Reapply reverted changes:
2445 2007-09-06 Jan Hubicka <jh@suse.cz>
2447 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2450 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2452 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2453 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2455 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2457 * optabs.c (expand_float): Convert unsigned integer as signed only
2458 if it provides sufficient accuracy; add mode argument to real_2expN.
2459 (expand_fix): Fix comment typos; extend binary float into mode
2460 wider than destination for converion to unsigned integer; add mode
2461 argument to real_2expN.
2462 * real.c (real_2expN): Add mode argument to special-case decimal
2464 * real.h (real_2expN): Ditto.
2465 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2467 (fixed_from_string): Ditto.
2468 (fixed_to_decimal): Ditto.
2469 (fixed_convert_from_real): Ditto.
2470 (real_convert_from_fixed): Ditto.
2471 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2472 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2473 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2474 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2476 2007-09-07 Diego Novillo <dnovillo@google.com>
2478 * tree-flow.h (const_block_stmt_iterator): Remove.
2479 Update all users to use block_stmt_iterator.
2480 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2481 Update all users to use tree_stmt_iterator.
2483 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2485 * config/mips/mips.c (mips_set_current_function): Temporarily
2486 make this a no-op to fix bootstrap errors, pending rewrite.
2488 2007-09-07 Jan Hubicka <jh@suse.cz>
2490 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2493 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2495 PR tree-optimization/33299
2496 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2497 uses for all relevant loop-exit phis, not just the first.
2499 2007-09-07 Richard Guenther <rguenther@suse.de>
2502 * tree-ssa-operands.c (access_can_touch_variable): An access
2503 of the form (*p)[0] can touch a variable of same size.
2505 2007-09-07 Jan Hubicka <jh@suse.cz>
2507 * passes.c (init_optimization_passes): Add simple dce and addressable
2509 * tree-ssa.c (execute_update_addresses_taken): New function.
2510 (pass_update_address_taken): New.
2511 * tree-ssa-dse.c (execute_simple_dse): New function.
2512 (pass_simple_dse): New.
2513 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2515 2007-09-07 Tobias Burnus <burnus@net-b.de>
2518 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2520 2007-09-07 Richard Guenther <rguenther@suse.de>
2523 2007-09-06 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/32586
2526 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2527 folding if nothing changed.
2528 (simplify_unary_expression): New function. Do tree combining
2529 on conversion like codes.
2530 (try_to_simplify): Call it.
2532 2007-09-07 Richard Guenther <rguenther@suse.de>
2533 Uros Bizjak <ubizjak@gmail.com>
2535 PR tree-optimization/32821
2536 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2537 NULL in the call to set_bb_stmt_list.
2539 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2541 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2542 float calls here, rather than leaving some to the caller.
2543 Use call_internal_direct and call_value_internal_direct.
2544 * config/mips/mips.md (call_internal_direct): New pattern.
2545 (call_value_internal_direct): Likewise.
2547 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2549 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2550 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2552 (override_options): Set mips_base_move_loop_invariants.
2554 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2556 * config/mips/mips.opt (mcode-readable=): Move to keep list
2559 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2561 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2562 and -mgpopt options. Adjust the -G documentation to match.
2563 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2564 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2565 function, split out from mips_classify_symbol. Return false for
2566 !TARGET_LOCAL_SDATA.
2567 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2568 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2569 (override_options): Check whether the -mgpopt setting is consistent
2570 with the other flags.
2571 (symbolic_expression_p): Delete.
2572 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2573 and default_elf_select_rtx_section.
2574 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2575 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2576 external data and TARGET_EXTERN_SDATA.
2578 2007-09-07 Tobias Burnus <burnus@net-b.de>
2581 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2583 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2585 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2586 FOR_BB_INSNS_SAFE instead of for loop.
2587 * cse.c (cse_extended_basic_block): Likewise.
2588 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2589 that the for loop does not invoke NEXT_INSN on a deleted insn.
2590 * function.c (instantiate_virtual_regs): Likewise.
2591 * lower-subreg.c (remove_retval_note): Likewise.
2592 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2594 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2596 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2597 insn, if it's a jump.
2598 (try_redirect_by_replacing_jump): New variable jump_p. Call
2599 tablejump_p before delete_insn_chain.
2600 * reload1.c (reload): New variable next. Make sure that the for
2601 loop does not invoke NEXT_INSN on a deleted insn.
2602 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2603 (delete_output_reload): New variable prev. Make sure the the for
2604 loops do not invoke PREV_INSN on a deleted insn.
2606 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2608 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2609 * cgraph.h (rebuild_cgraph_edges): Declare.
2610 * tree-pass.h (pass_expand_omp_ssa): New.
2611 * omp-low.c (find_omp_clause): Export.
2612 (copy_var_decl): Split from omp_copy_decl_2.
2613 (build_omp_barrier): Return the call to emit instead of emitting
2615 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2617 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2618 expand_omp_for_generic, expand_omp_for_static_nochunk,
2619 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2620 Adapted to work on SSA form.
2621 (execute_expand_omp): Do not invalidate dominance information.
2622 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2623 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2624 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2626 (force_gimple_operand): Allow gimplifying code expressions without
2628 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2629 * common.opt (fopenmp-ssa): New.
2630 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2631 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2632 * tree-cfg.c: Include tree-inline.h.
2633 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2634 (replace_by_duplicate_decl, replace_ssa_name,
2635 mark_virtual_ops_in_region): New functions.
2636 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2637 to work on SSA form.
2638 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2639 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2642 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2644 * tree-loop-linear.c: Include obstack.h.
2645 (linear_transform_loops): New obstack lambda_obstack.
2646 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2647 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2648 and free afterwards.
2649 * lambda.h (struct obstack): New forward declaration.
2650 (lambda_linear_expression_new): New parameter of type struct
2652 (lambda_loopnest_new): Likewise.
2653 (lambda_loopnest_transform): Likewise.
2654 (lambda_body_vector_new): Likewise.
2655 (lambda_body_vector_compute_new): Likewise.
2656 (gcc_loopnest_to_lambda_loopnest): Likewise.
2657 (lambda_loopnest_to_gcc_loopnest): Likewise.
2658 * lambda-code.c: Include obstack.h.
2659 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2661 (lambda_body_vector_new): Likewise.
2662 (lambda_linear_expression_new): Likewise.
2663 (lambda_lattice_new): Likewise.
2664 (lambda_loopnest_new): Likewise. Additionally use obstack to
2665 allocate LN_LOOPS(ret).
2666 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2667 it to lambda_lattice_new.
2668 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2669 Pass it to lambda_body_vector_new.
2670 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2671 it to lambda_lattice_new.
2672 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2673 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2674 (lambda_compute_target_space): Likewise.
2675 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2676 Pass it to lambda_lattice_compute_base and
2677 compute_nest_using_fourieer_motzkin.
2678 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2679 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2680 and lambda_lattice_compute_target_space.
2681 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2682 Pass it to lambda_linear_expression_new.
2683 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2684 to gcc_tree_to_linear_expression.
2685 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2686 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2687 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2688 Pass it to lambda_body_vector_new and
2689 lambda_body_vector_compute_new.
2690 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2691 (lambda-code.o): Likewise.
2693 2007-09-06 Chao-ying Fu <fu@mips.com>
2695 * ginclude/stdfix.h: New file.
2696 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2697 (convert.o): Add dependence on fixed-value.h.
2698 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2699 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2700 to define fixed-point constants.
2701 (c_cpp_builtins): Define fixed-point constants.
2702 * convert.c (fixed-value.h): New include.
2703 (convert_to_real): Update comment to include fixed-point.
2704 Support FIXED_POINT_TYPE.
2705 (convert_to_integer): Update comment to include fixed-point.
2706 Support FIXED_POINT_TYPE.
2707 (convert_to_complex): Support FIXED_POINT_TYPE.
2708 (convert_to_fixed): New function.
2709 * convert.h (convert_to_fixed): Declare.
2710 * genopinit.c: Add comment about $Q for only fixed-point modes.
2711 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2712 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2713 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2714 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2715 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2716 usneg_optab for fixed-point modes.
2717 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2719 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2720 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2721 unsigned saturation optabs, when type is saturating.
2722 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2723 (expand_fixed_convert): New function.
2724 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2725 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2726 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2727 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2728 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2729 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2731 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2732 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2733 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2734 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2735 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2737 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2738 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2739 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2740 fractuns, satfractuns.
2741 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2742 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2743 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2744 OTI_ssmsub_widen, OTI_usmsub_widen.
2745 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2746 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2747 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2748 umsub_widen_optab, usmsub_widen_optab): Define.
2749 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2751 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2753 (expand_fixed_convert): Declare.
2754 * expr.c (convert_move): Support the move of fixed-point modes.
2755 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2756 (categorize_ctor_elements_1): Handle FIXED_CST.
2757 (count_type_elements): Handle FIXED_POINT_TYPE.
2758 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2759 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2761 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2762 multiply and add/subtract for fixed-point types.
2763 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2764 mode, we jump to binop directly.
2765 Support FIXED_CONVERT_EXPR.
2766 (do_store_flag): Check FIXED_CST to put a constant second.
2767 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2768 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2769 (const_vector_from_tree): Support FIXED_CST.
2770 * doc/extend.texi (Fixed-Point): New node.
2771 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2772 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2773 satfract, fractuns, satfractuns): Document them.
2775 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2777 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2778 addresses into I registers.
2780 2007-09-06 Jan Hubicka <jh@suse.cz>
2781 Andreas Tobler <a.tobler@schweiz.org>
2783 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2785 (machopic_legitimize_pic_address): Likewise.
2787 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2788 Jan Hubicka <jh@suse.cz>
2790 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2791 instead of ufloat_optab->handlers directly.
2792 (floatdidf2): Likewise.
2794 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2796 * config/mips/mips.c: Include diagnostic.h.
2797 (mips_set_current_function): Check errorcount and sorrycount
2798 before generating RTL.
2800 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2803 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2804 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2805 (print_operand_reloc): Likewise.
2807 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2811 2007-09-06 Jan Hubicka <jh@suse.cz>
2813 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2816 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2818 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2819 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2821 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2823 * optabs.c (expand_float): Convert unsigned integer as signed only
2824 if it provides sufficient accuracy; add mode argument to real_2expN.
2825 (expand_fix): Fix comment typos; extend binary float into mode
2826 wider than destination for converion to unsigned integer; add mode
2827 argument to real_2expN.
2828 * real.c (real_2expN): Add mode argument to special-case decimal
2830 * real.h (real_2expN): Ditto.
2831 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2833 (fixed_from_string): Ditto.
2834 (fixed_to_decimal): Ditto.
2835 (fixed_convert_from_real): Ditto.
2836 (real_convert_from_fixed): Ditto.
2837 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2838 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2839 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2840 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2842 2007-09-06 Tom Tromey <tromey@redhat.com>
2844 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2845 * c-pch.c (c_common_read_pch): Restore current location after
2847 * tree.c (expand_location): Update.
2848 (expr_filename): Changed return type. Unified the two cases.
2849 (expr_lineno): Likewise.
2850 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2852 * toplev.c (line_table): Changed type.
2853 (general_init): Update.
2854 (realloc_for_line_map): New function.
2855 (general_init): Allocate line_table using GC.
2856 * fix-header.c (line_table): Changed type.
2857 (read_scan_file): Update.
2858 (read_scan_file): Update.
2859 * c-ppoutput.c (maybe_print_line): Update.
2860 (print_line): Update.
2861 (cb_line_change): Update.
2862 (cb_define): Update.
2863 (pp_file_change): Update.
2864 * c-opts.c (c_common_init_options): Update.
2865 (finish_options): Update.
2866 (push_command_line_include): Update.
2867 * c-lex.c (cb_line_change): Update.
2868 (cb_def_pragma): Update.
2869 (cb_define): Update.
2871 (c_lex_with_flags): Use cpp_get_token_with_location.
2872 * input.h (line_table): Changed type.
2873 (location_from_locus): New macro.
2874 * tree.h (EXPR_FILENAME): No longer an lvalue.
2875 (EXPR_LINENO): Likewise.
2876 (expr_locus, set_expr_locus): Declare separately for
2877 USE_MAPPED_LOCATION.
2878 (expr_filename, expr_lineno): Changed return type.
2879 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2880 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2881 (expand_gimple_basic_block): Likewise.
2882 * final.c (final_scan_insn): Use expanded_location.
2884 2007-09-06 Richard Guenther <rguenther@suse.de>
2886 PR tree-optimization/32586
2887 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2888 folding if nothing changed.
2889 (simplify_unary_expression): New function. Do tree combining
2890 on conversion like codes.
2891 (try_to_simplify): Call it.
2892 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2893 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2895 2007-09-06 Jan Hubicka <jh@suse.cz>
2898 * cse.c (fold_rtx): Avoid invalid sharing.
2900 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2902 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2903 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2905 2007-09-06 Revital Eres <eres@il.ibm.com>
2907 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2908 Fix offsettable memory reference for 750CL.
2910 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2912 * reload.c (find_reloads_address_1): Try to preserve original
2913 base/index regclass of operands.
2914 * regrename.c (scan_rtx_address): Likewise.
2915 (replace_oldest_value_addr): Likewise.
2917 2007-09-06 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/33302
2920 * domwalk.c (walk_dominator_tree): The exit block is
2921 interesting even if it is not reachable.
2923 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2926 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2928 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2930 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2933 2007-09-05 Ian Lance Taylor <iant@google.com>
2935 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2937 (dump_generic_node): Likewise.
2938 * print-rtl.c (print_decl_name): Likewise.
2939 * print-tree.c (print_node_brief): Likewise.
2940 (print_node): Likewise.
2941 * Makefile.in (RTL_BASE_H): Add alias.h.
2944 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2946 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2948 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2949 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2951 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2953 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2954 (tm_defines): Define UCLIBC_DEFAULT to 1.
2955 (extra_options): Add linux.opt.
2956 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2957 (CRT_CALL_STATIC_FUNCTION): Likewise.
2958 (NO_IMPLICIT_EXTERN_C): Likewise.
2959 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2960 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2961 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2962 (ENDFILE_SPEC): Don't define.
2963 (LIB_SPEC): Likewise.
2964 (CRT_CALL_STATIC_FUNCTION): Likewise.
2965 (NO_IMPLICIT_EXTERN_C): Likewise.
2966 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2967 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2969 2007-09-06 Jan Hubicka <jh@suse.cz>
2971 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2974 2007-09-06 Jan Hubicka <jh@suse.cz>
2976 * opts.c (common_handle_option): Enable inlining functions for
2979 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2981 * builtin-attrs.def (ATTR_NONNULL_3): New.
2982 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2983 ATTR_NOTHROW_NONNULL_##FA.
2984 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2985 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2986 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2987 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2988 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2989 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2990 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2992 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2993 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2994 ATTR_FORMAT_NOTHROW_3_4): Remove.
2995 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2996 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2997 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2998 instead of ATTR_FORMAT_*_*.
3000 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3002 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3003 parts re-used for REG_FRAME_RELATED_EXPR.
3005 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3007 * optabs.c (expand_float): Convert unsigned integer as signed only
3008 if it provides sufficient accuracy; add mode argument to real_2expN.
3009 (expand_fix): Fix comment typos; extend binary float into mode
3010 wider than destination for converion to unsigned integer; add mode
3011 argument to real_2expN.
3012 * real.c (real_2expN): Add mode argument to special-case decimal
3014 * real.h (real_2expN): Ditto.
3015 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3017 (fixed_from_string): Ditto.
3018 (fixed_to_decimal): Ditto.
3019 (fixed_convert_from_real): Ditto.
3020 (real_convert_from_fixed): Ditto.
3021 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3022 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3023 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3024 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3026 2007-09-05 Ian Lance Taylor <iant@google.com>
3028 * init-regs.c (initialize_uninitialized_regs): Call
3029 emit_insn_before rather than add_insn_before.
3031 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3033 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3034 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3035 * tree-inline.h (copy_body_data): Add call_expr field.
3036 * tree-inline.c (expand_call_inline): Initialize call_expr.
3037 (copy_bb): Append anonymous inline fn arguments to arguments
3038 when inlining a CALL_EXPR_VA_ARG_PACK call.
3039 * builtins.c (expand_builtin): Issue an error if
3040 BUILT_IN_VA_ARG_PACK is seen during expand.
3041 (fold_call_expr, fold_builtin_call_array): Don't fold
3042 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3043 __builtin_va_arg_pack () call as last argument.
3044 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3045 function is __builtin_va_arg_pack (), decrease number of call
3046 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3047 * expr.c (expand_expr_real_1): Issue an error if
3048 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3049 * tree-pretty-print.c (dump_generic_node): Handle printing
3050 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3051 * doc/extend.texi (__builtin_va_arg_pack): Document.
3053 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3055 PR tree-optimization/21513
3056 * builtins.c (build_builtin_expect_predicate): New function.
3057 (fold_builtin_expect): Add argument for expected value.
3058 Distribute __builtin_expect over short-circuiting operations.
3059 Fold nested builtin_expects.
3060 (fold_builtin_2): Adjust call to fold_builtin_expect.
3062 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3065 PR tree-optimization/13756
3066 * doc/invoke.texi (Options That Control Optimization): Document
3069 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3071 * gcc/config/i386/cpuid.h: New file.
3072 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3073 (describe_cache): Shrink size and line strings to 100 bytes.
3074 (detect_caches_amd): Return "" for unsupported max_ext_level.
3075 Use __cpuid function.
3076 (detect_caches_intel): Return "" for unsupported max_level.
3077 Use __cpuid function.
3078 (host_detect_local_cpu): Change feature flag variables to
3079 unsigned int. Initialize only extended feature flag variables.
3080 Use __get_cpuid_max to determine max supported cpuid level.
3081 Use __cpuid function to determine supported features. Fix
3082 calculation of family id. Remove is_amd and check signature
3083 directly. Check for Geode signature. Handle family 4 id.
3084 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3085 cpu discovery code to lower part of the function.
3086 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3087 for sub-architecture.
3088 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3089 [PROCESSOR_K8]: Add k8-sse3 architecture.
3090 [PROCESSOR_NOCONA]: Remove.
3091 [PROCESSOR_GENERIC64]: Ditto.
3092 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3093 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3094 to check for SSE and FXSAVE support.
3095 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3096 Add -minline-all-stringops.
3097 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3098 (x86_64-*-*): Ditto.
3100 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3102 * config/bfin/linux-unwind.h: New file.
3103 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3104 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3106 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3108 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3109 * stmt.c: Include alloc-pool.h.
3110 (struct case_node): Remove GTY marker.
3111 (add_case_node): New parameter case_node_pool. Use it for
3113 (expand_case): New allocation pool case_node_pool. Initialize it,
3114 pass to add_case_node and free it.
3116 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3117 David Ung <davidu@mips.com>
3118 Nigel Stephens <nigel@mips.com>
3120 Add mips16/nomips16 function attributes and -mflip-mips16 option
3121 for testing mixed-mode compilation.
3123 * config/mips/mips.opt (mflip-mips16): New.
3125 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3126 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3128 * config/mips/mips.c (mips_base_target_flags): New.
3129 (mips_base_mips16): New.
3130 (mips_base_schedule_insns): New.
3131 (mips_base_reorder_blocks_and_partition): New.
3132 (mips_base_align_loops): New.
3133 (mips_base_align_jumps): New.
3134 (mips_base_align_functions): New.
3135 (mips16_flipper): New.
3136 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3137 (TARGET_SET_CURRENT_FUNCTION): Define.
3138 (mips_mips16_type_p, mips_nomips16_type_p): New.
3139 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3140 (mips_function_ok_for_sibcall): Make it deal with functions with
3142 (mips_init_split_addresses): New, split out from override_options.
3143 (mips_init_relocs): New, split out from override_options.
3144 (was_mips16_p): New.
3145 (mips_set_mips16_mode): New, split out from override_options.
3146 (mips_set_current_function): New.
3147 (override_options): Add sorry for unsupported mips16/pic
3148 combination. Remove error for mips16/dsp combination. Save
3149 base option settings.
3150 (mips_file_start): Move mips16 mode setting output from here....
3151 (mips_output_function_prologue): ....to here.
3152 (mips_output_mi_thunk): Check for mips16 function.
3153 (build_mips16_function_stub): Don't set .mips16 here.
3154 (build_mips16_call_stub): Likewise.
3155 (mips_expand_builtin): Error in mips16 mode.
3156 (mips_use_mips16_mode_p): New.
3157 (mips_encode_section_info): Check for mips16 function, and set
3158 SYMBOL_REF_FLAGS accordingly.
3160 * doc/extend.texi (Function Attributes): Document new
3161 mips16/nomips16 attributes.
3162 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3163 (MIPS Options): Document -mflip-mips16.
3165 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3167 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3168 if we encounter TLS address in MIPS16 mode.
3169 (mips_legitimize_const_move): Check cannot_force_const_mem for
3170 the (const (plus symbol offset)) case; this forces invalid TLS
3171 address in MIPS16 mode to be caught by the above call to sorry.
3172 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3173 because that now enables emutls, which is not ABI compatible
3174 with native TLS in non-MIPS16 mode.
3176 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3178 Add target hook invoked when cfun changes.
3180 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3181 * target.h (struct gcc_target): Add set_current_function.
3182 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3183 (TARGET_INITIALIZER): Add initializer for set_current_function.
3184 * tree.h (push_struct_function): New.
3185 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3187 (set_cfun): Declare.
3188 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3190 (push_function_context_to): Use allocate_struct_function
3191 to create null context, not init_dummy_function_start. Use set_cfun.
3192 (pop_function_context_from): Use set_cfun.
3193 (in_dummy_function): New.
3194 (invoke_set_current_function_hook): New.
3196 (push_cfun, pop_cfun): Use set_cfun.
3197 (push_struct_function): New.
3198 (allocate_struct_function): Call invoke_set_current_function_hook
3200 (prepare_function_start): Don't set cfun here. Remove unused
3201 argument; fix all callers.
3202 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3203 push_struct_function.
3204 (init_function_start): Set cfun here.
3205 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3206 * omp-low.c (create_omp_child_function): Use push_struct_function
3207 and pop_cfun to save/restore state.
3208 (expand_omp_parallel): Remove unused saved_cfun variable.
3209 * cgraphunit.c (ipa_passes): Use set_cfun.
3210 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3211 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3212 * matrix-reorg.c (transform_allocation_sites): Likewise.
3213 (matrix_reorg): Use set_cfun.
3214 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3215 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3216 assignment to cfun; use set_cfun for the other.
3217 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3218 (dump_function_to_file): Use push_cfun/pop_cfun here.
3219 * c-decl.c (finish_function): Use set_cfun.
3221 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3223 * regrename.c (rerename_optimize): Use deferred rescanning and
3224 insert explicit calls to rescan insns when changed.
3226 2007-09-05 Jan Hubicka <jh@suse.cz>
3228 * optabs.c (libfunc_entry): Change optab to integer.
3229 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3230 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3231 of pointers for hashing.
3233 2007-09-05 Jan Hubicka <jh@suse.cz>
3235 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3237 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3238 * see.c (pass_see): Likewise.
3239 * tracer.c (pass_tracer): Likewise.
3240 * postreload-gcse.c (pass_gcse2): Likewise.
3241 * postreload.c (pass_postreload_cse): Likewise.
3242 * mode-switching.c (pass_mode_switching): Likewise.
3243 * modulo-sched.c (pass_sms): Likewise.
3244 * cse.c (cse_insn): Likewise.
3245 * web.c (pass_web): Likweise.
3246 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3247 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3248 * loop-init.c (pass_rtl_loop_init): Likewise.
3249 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3250 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3251 * global.c (pass_global_alloc): Likewise.
3252 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3253 pass_if_after_reload): Likewise.
3254 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3255 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3256 * regmove.c (pass_regmove): Likewise.
3257 * function.c (pass_thread_prologugues_epilogues): Likewise.
3258 * gcse.c (pass_gcse): Likewise.
3259 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3260 * lower-subreg.c (pass_lower_subreg2): Likewise.
3261 * bt-load.c (pass_branch_target_load): Likewise.
3262 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3263 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3264 * combine.c (pass_combine): Likewise.
3265 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3266 (pass_partition_blocks): Likewise.
3267 * var-tracking.c (pass_variable_track): Likewise.
3268 * reg-stack.c (pass_stack_regs_run): Likewise.
3269 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3270 * passes.c (pass_postreload): Likewise.
3271 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3272 * tree-pass.h (TODO_verify_rtl_sharing): New.
3273 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3274 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3275 TODO_set_props, TODO_df_finish, TODO_df_verify,
3276 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3278 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3280 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3281 fold_real_zero_addition_p, reorder_operands_p,
3282 div_if_zero_remainder, fold_undefer_overflow_warnings,
3283 int_binop_types_match_p, fold_convert_const_int_from_int,
3284 fold_convert_const_int_from_real,
3285 fold_convert_const_int_from_fixed,
3286 fold_convert_const_real_from_real,
3287 fold_convert_const_real_from_fixed,
3288 fold_convert_const_fixed_from_fixed,
3289 fold_convert_const_fixed_from_int,
3290 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3291 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3292 debug_fold_checksum, multiple_of_p): Constify.
3293 * tree-flow-inline.h (get_lineno): Likewise.
3294 * tree-flow.h (get_lineno): Likewise.
3295 * tree-object-size.c (compute_object_offset, addr_object_size,
3296 alloc_object_size, pass_through_call): Likewise.
3297 * tree-pretty-print.c (op_symbol, print_call_name,
3298 print_struct_decl, do_niy): Likewise.
3299 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3300 debug_fold_checksum): Likewise.
3302 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3305 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3306 note, remove the associated REG_RETVAL note.
3308 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3310 * config.gcc (powerpc*-*-*): Install
3311 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3312 * config/rs6000/spu2vmx.h: New header.
3313 * config/rs6000/si2vmx.h: New header.
3314 * config/rs6000/vec_types.h: New header.
3316 2007-09-05 Ben Elliston <bje@au.ibm.com>
3318 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3320 2007-09-05 Ben Elliston <bje@au.ibm.com>
3322 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3324 (__stdcx): Make asm volatile.
3325 (__stwcx, __stdcx): Return only 0 or 1.
3327 2007-09-05 Jan Hubicka <jh@suse.cz>
3331 2007-09-04 Jan Hubicka <jh@suse.cz>
3332 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3334 2007-09-04 Richard Guenther <rguenther@suse.de>
3335 * tree-ssa-operands.c (add_virtual_operand): Only mark
3336 stores as has_volatile_ops if alias information is not available.
3338 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3340 * config/rs6000/tramp.asm: Include config.h.
3341 Check __PIC__ or __pic__ macro instead of SHARED.
3343 PR rtl-optimization/32300
3344 * see.c (see_copy_insn): New function.
3345 (see_def_extension_not_merged, see_merge_one_use_extension,
3346 see_merge_one_def_extension): Use it. Avoid changing
3347 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3348 into sequences. Call df_insn_delete on temporary insns
3349 that won't be emitted into the insn stream.
3350 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3351 and run df_process_deferred_rescans () before run_fast_dce.
3353 PR tree-optimization/33017
3354 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3355 recurse for pure or const function calls.
3357 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3359 * c-format.c: Include alloc-pool.h.
3360 (check_format_info_main): New argument fwt_alloc. Use allocation
3361 pool instead of GC. Remove GC deallocation code.
3362 (check_format_arg): Create allocation pool, pass it to
3363 check_format_info_main and free it afterwards.
3364 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3366 2007-09-05 Ben Elliston <bje@au.ibm.com>
3368 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3369 Rename count macro arugment for clarity.
3370 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3371 (__protected_stream_set): Likewise, pass 0.
3373 2007-09-04 Jan Hubicka <jh@suse.cz>
3375 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3377 2007-09-04 Jan Hubicka <jh@suse.cz>
3379 * invoke.texi (-finline-small-functions): Document.
3380 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3381 when deciding what is inlinable.
3382 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3383 (cgraph_decide_inlining_of_small_function): Handle new flags.
3384 (cgraph_decide_inlining_incrementally): Likewise.
3385 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3386 * common.opt (finline-small-functions): New.
3387 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3389 2007-09-04 Richard Guenther <rguenther@suse.de>
3391 * tree-ssa-operands.c (add_virtual_operand): Only mark
3392 stores as has_volatile_ops if alias information is not available.
3394 2007-09-04 Andrew Haley <aph@redhat.com>
3396 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3398 2007-09-04 Andrew Haley <aph@redhat.com>
3400 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3401 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3402 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3404 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3407 * common.opt: Mention ABI version 2 in comment.
3409 2007-09-04 Jan Hubicka <jh@suse.cz>
3411 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3412 (libfunc_entry): New structure.
3413 (libfunc_hash): New hashtable.
3414 (hash_libfunc): New function.
3415 (eq_libfunc): New function.
3416 (convert_optab_libfunc): New function.
3417 (optab_libfunc): New function.
3418 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3419 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3420 expand_float, expand_fix, new_optab, new_convert_optab):
3421 Update for new libfunc API.
3422 (init_libfunc, init_integral_libfuncs,
3423 init_floating_libfuncs, init_interclass_conv_libfuncs
3424 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3425 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3426 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3427 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3428 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3429 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3430 gen_extend_conv_libfunc): New.
3431 (init_one_libfunc): Revamp for hashtables.
3432 (set_conv_libfunc): Likewise.
3433 (init_optabs): Initialize hashtable; use lazy initialization where
3435 * optabs.h (optab_handlers): Move out of GGC.
3436 (optab, convert_optab): Move out of GGC; add lazy gen info.
3437 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3438 (optab_libfunc, convert_optab_libfunc): New.
3439 * builtins.c (expand_builtin_powi): Update for new API.
3440 * expr.c (convert_move): Likewise.
3441 * expmed.c (expand_divmod): Likewise.
3443 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3445 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3446 GOT pointer only if there is a constant pool. Use the allocated space
3449 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3451 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3454 2007-09-04 Revital Eres <eres@il.ibm.com>
3455 Richard Guenther <rguenther@suse.de>
3456 R. Clint Whaley <whaley@cs.utsa.edu>
3458 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3460 * tree-tailcall.c (process_assignment): Use -fassociative-math
3461 when reodering operands of floating-point type.
3462 * fold-const.c (fold_comparison, fold_binary): Use
3463 -fassociative-math and -freciprocal-math instead of
3464 -funsafe-math-optimization flag.
3465 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3466 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3467 -freciprocal-math instead of -funsafe-math-optimizations.
3468 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3469 -fassociative-math when -ffast-math is set.
3470 (set_unsafe_math_optimizations_flags): New Function
3471 to set -freciprocal-math and -fassociative-math when
3472 -funsafe-math-optimizations is set.
3473 (common_handle_option): Call it.
3474 * tree-vectorizer.c (vect_is_simple_reduction): Use
3475 -fassociative-math when doing reduction on floats.
3476 * loop-unroll.c (analyze_insn_to_expand_var): Use
3477 -fassociative-math when expanding an accumulator of type float.
3478 * simplify-rtx.c (simplify_binary_operation_1): Use
3479 -fassociative-math and -freciprocal-math when reordeing operands
3480 of floating-point type.
3481 * combine.c (combine_simplify_rtx): Likewise.
3482 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3484 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3486 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3489 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3491 2007-09-04 Jan Hubicka <jh@suse.cz>
3493 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3495 2007-09-04 Jan Hubicka <jh@suse.cz>
3497 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3498 and corresponding MATCH_DUP.
3500 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3503 * combine.c (subst): Do not try to simplify X if it represents load
3504 of FP constant from the constant pool via float extension.
3506 2007-09-04 Ben Elliston <bje@au.ibm.com>
3508 * c-opts.c: Include "tm_p.h".
3509 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3511 2007-09-04 Richard Guenther <rguenther@suse.de>
3513 PR tree-optimization/33291
3514 * tree-pretty-print.c (dump_generic_node): Dump all
3515 qualifiers for pointer types, not only first. Dump
3516 qualifiers for aggregate types as well.
3517 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3518 use the canonical type for building ARRAY_REFs.
3519 * gimplify.c (canonicalize_addr_expr): Clean up. The
3520 correct validness check is compatibility of the pointer
3521 types. Always use the canonical type for building
3522 ARRAY_REFs and ADDR_EXPRs.
3523 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3524 change that disabled propagation of ADDR_EXPRs into statements
3527 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3529 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3530 (umulsi3_highpart): Make into expanders; existing insns are
3531 now named *[insn]_nov6. Add stars to existing [insn]_v6
3532 counterparts' names.
3534 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3536 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3537 (unprotoize.o): Remove SHLIB_MULTILIB.
3539 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3541 * doc/extend.texi: Document progmem attribute for AVR.
3543 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3546 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3548 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3550 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3553 * optabs.c: Remove unnecessary forward declarations.
3554 (expand_unop_direct): New, broken out of expand_unop.
3555 (expand_doubleword_clz): New.
3556 (expand_ctz): Move above expand_ffs. Use
3557 start_sequence, end_sequence, add_equal_note, and
3558 expand_unop_direct. Add more commentary.
3559 (expand_ffs): Try both ctz optab and expand_ctz.
3560 Generate a test and branch if the hardware doesn't give us
3561 a useful value for input zero. Style improvements similar to
3564 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3566 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3568 * config.gcc: Delete stanza for arm-semi-aof and
3569 armel-semi-aof targets.
3570 * config/arm/arm-protos.h
3572 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3573 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3574 delete aof_pic_label and remove mention of AOF in comments.
3575 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3577 * config/arm/semiaof.h
3578 * config/arm/t-semi: Delete file.
3580 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3582 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3583 CONST_CAST_BB): New macros for type-specific casts.
3584 (CONST_CAST): Add a TYPE parameter and define it in terms of
3587 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3588 * c-lex.c (cb_ident, lex_string): Likewise,
3589 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3590 * config/i386/i386.c (ix86_function_regparm,
3591 ix86_function_sseregparm): Use CONST_CAST_TREE.
3592 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3594 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3595 give_switch, set_multilib_dir): Likewise,
3596 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3597 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3598 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3599 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3600 * prefix.c (update_path): Likewise,
3601 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3602 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3603 * tree-cfg.c (tree_can_merge_blocks_p,
3604 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3605 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3606 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3607 (attribute_list_contained): Use CONST_CAST_TREE.
3609 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3611 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3613 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3616 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3617 before forcing them into a register.
3619 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3621 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3622 rather than define_code_macro.
3624 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3626 * gcc.c (xputenv): New function.
3627 (putenv_from_prefixes): Use xputenv instead of putenv.
3628 (process_command): Use xputenv instead of putenv.
3629 (set_collect_gcc_options): Use xputenv instead of putenv.
3630 (main): Use xputenv instead of putenv.
3632 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3634 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3635 availability of swap instruction.
3636 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3638 2007-09-03 Revital Eres <eres@il.ibm.com>
3640 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3643 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3644 Ayal Zaks <zaks@il.ibm.com>
3645 Revital Eres <eres@il.ibm.com>
3647 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3648 compute_split_row): New functions.
3649 (ps_unschedule_node): Remove.
3650 (normalize_sched_times): Iterate over the already scheduled
3651 insns instead of the number of nodes.
3652 (MAX_SPLIT_NUM): New definition.
3653 (sms_schedule_by_order): Change the scheduling heuristic to
3654 avoid useless increases of initiation interval ii.
3655 (get_sched_window): Add dump printouts.
3657 2007-09-02 David Daney <ddaney@avtrex.com>
3659 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3660 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3661 (optab, insn): Add more attributes.
3662 (fetchop_bit): New code macro.
3663 (immediate_insn): New code macro attribute.
3664 (sync): Change condition to ISA_HAS_SYNC.
3665 (rdhwr): Change predicate for operand 0 to register_operand.
3666 (memory_barrier): New expand.
3667 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3668 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3669 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3670 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3671 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3672 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3673 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3674 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3675 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3677 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3678 Hans-Peter Nilsson <hp@axis.com>
3680 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3681 Defined to describe availability and behavior of CLZ.
3682 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3683 * config/cris/cris.opt: Tweak comment for "-metrax4".
3684 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3685 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3686 (count_leading_zeros): Define.
3688 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3690 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3692 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3695 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3698 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3700 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3701 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3702 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3703 sched-deps.c, sched-int.h, system.h, target.h,
3704 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3705 tree.def: Fix comment typos.
3707 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3709 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3710 (override_options): Turn on -mstrict-align on non-ColdFire
3712 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3714 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3716 * c-common.c (const_strip_array_types): Delete.
3717 * c-common.h (const_strip_array_types): Likewise.
3718 * emit-rtl.c (const_next_insn, const_previous_insn,
3719 const_next_nonnote_insn, const_prev_nonnote_insn,
3720 const_next_real_insn, const_prev_real_insn,
3721 const_next_active_insn, const_prev_active_insn, const_next_label,
3722 const_prev_label): Delete.
3723 * gimple-low.c (block_may_fallthru): Use expr_last.
3724 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3725 * rtl.h (const_previous_insn, const_next_insn,
3726 const_prev_nonnote_insn, const_next_nonnote_insn,
3727 const_prev_real_insn, const_next_real_insn,
3728 const_prev_active_insn, const_next_active_insn, const_prev_label,
3729 const_next_label): Delete.
3730 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3731 * system.h (CONST_CAST): Update comment.
3732 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3733 (const_first_stmt, const_last_stmt): Delete.
3734 (tree_block_ends_with_condjump_p): Use last_stmt.
3735 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3736 * tree-iterator.c (const_expr_first, const_expr_last,
3737 const_expr_only): Delete.
3738 * tree.c (const_lookup_attribute): Likewise.
3739 (attribute_list_contained): Use lookup_attribute.
3740 * tree.h (const_lookup_attribute, const_expr_first,
3741 const_expr_last, const_expr_only): Delete.
3743 2007-09-01 Richard Guenther <rguenther@suse.de>
3745 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3746 instead of TREE_THIS_VOLATILE.
3747 * tree-ssa-operands.c (add_virtual_operand): Do not set
3748 has_volatile_ops. Do not check s_ann for NULL.
3749 (get_indirect_ref_operands): Likewise.
3750 (get_expr_operands): Likewise. For all reference trees
3751 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3752 check base of reference for TREE_THIS_VOLATILE.
3754 2007-09-01 Richard Guenther <rguenther@suse.de>
3756 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3757 between integral types. Also allow conversions between
3760 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3762 * optabs.c (prepare_float_lib_cmp): Use
3763 libgcc_cmp_return_mode instead of word_mode.
3764 * config/dfp-bit.h: Likewise.
3765 * config/fp-bit.h: Likewise.
3766 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3768 (spu_libgcc_shift_count_mode): New function.
3769 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3770 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3772 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3774 * tree-pretty-print.c: Include output.h.
3775 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3776 HOST_WIDE_INT_PRINT_DEC.
3777 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3779 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3781 PR rtl-optimization/33224
3782 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3783 to the analysed region.
3785 2007-08-31 Richard Guenther <rguenther@suse.de>
3787 * function.c (allocate_struct_function): Do not set
3788 current_function_returns_pointer.
3789 * function.h (struct var_refs_queue): Remove.
3790 (struct simple_obstack_stack): Likewise.
3791 (struct function): Remove fixup_var_refs_queue member.
3792 Remove returns_pointer flag.
3793 (current_function_returns_pointer): Remove define.
3795 2007-08-31 Nick Clifton <nickc@redhat.com>
3797 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3798 secondary keys in order to obtain a stable sort.
3800 2007-08-31 Nick Clifton <nickc@redhat.com>
3803 * config/m32r/constraints.md: Add W constraint for integer zero.
3804 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3805 Fix length calculation by using alternatives.
3807 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3809 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3810 split out from expand_binop.
3811 (avoid_expensive_constant): New function.
3812 (expand_binop_directly): Remove commutative_op argument and
3813 (expand_binop_directly): Remove commutative_op argument and
3814 call cummutative_optab_p instead. Do not change op0 or op1
3815 when swapping xop0 and xop1. Apply avoid_expensive_constant
3816 to each argument after potential swapping. Enforce the
3817 canonical order of commutative operands.
3818 (expand_binop): Use shift_optab_p and commutative_optab_p.
3819 Update the calls to expand_binop_directly. Only force constants
3820 into registers when widening an operation. Only swap operands
3821 once a direct expansion has been rejected.
3822 (expand_twoval_binop): Only force constants into registers when
3823 using a direct expansion.
3825 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3827 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3828 (sched_analyze_insn): Don't postprocess speculative dependencies when
3829 target has no scheduling.
3830 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3831 'uninitialized' warning.
3833 2007-08-31 Richard Guenther <rguenther@suse.de>
3835 * tree.c (build_complex_type): Always set TYPE_NAME for
3838 2007-08-31 Olivier Hainque <hainque@adacore.com>
3840 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3841 internal macro. Default alignment factor for csect directives, chosen
3842 to match what BIGGEST_ALIGNMENT allows.
3843 (DATA_SECTION_ASM_OP): Use it.
3844 * config/rs6000/rs6000.c
3845 (rs6000_xcoff_output_readonly_section_asm_op):
3846 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3847 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3849 2007-08-31 Olivier Hainque <hainque@adacore.com>
3851 * dbxout.c (dbxout_block): Move declaration within the first
3852 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3853 block to include the definition, together with the associated
3856 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3857 Revital Eres <eres@il.ibm.com>
3859 * doc/invoke.texi (-mpaired): Document flag.
3860 * config.gcc: Include paired.h in powerpc extra_headers and
3861 750cl.h in powerpc-*-linux*paired*.
3862 * config/rs6000/rs6000.opt (-mpaired): New flag.
3863 * config/rs6000/rs6000.c (paired_init_builtins,
3864 paired_expand_builtin, paired_expand_lv_builtin,
3865 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3866 New functions to support the paired single builtin functions.
3867 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3868 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3870 (bdesc_paired_preds): New structure for paired predicate
3872 (rs6000_expand_builtin): Expand paired single builtins.
3873 (rs6000_init_builtins): Init paired single builtins.
3874 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3875 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3876 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3877 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3878 (rs6000_vector_mode_supported_p): Support paired vector mode.
3879 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3880 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3882 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3883 (DATA_ALIGNMENT): Likewise.
3884 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3885 (rs6000_builtins): Add PAIRED builtins.
3886 * config/rs6000/rs6000.md: Include paired.md.
3887 * config/rs6000/paired.h: New.
3888 * config/rs6000/paired.md: New.
3889 * config/rs6000/750cl.h: New.
3890 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3892 2007-08-30 Ollie Wild <aaw@google.com>
3894 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3895 * gcc.c (default_compilers): Add -fno-directives-only to
3896 @assembler-with-cpp.
3898 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3902 * regclass.c (initial_fixed_regs): Revert previous change and make
3904 (initial_call_used_regs): Likewise.
3905 (initial_call_really_used_regs): Delete, reverting previous addition.
3906 (initial_reg_names): Likewise.
3907 (init_reg_sets): Revert previous change.
3908 (saved_fixed_regs): New.
3909 (saved_call_used_regs): New.
3910 (saved_call_really_used_regs): New.
3911 (saved_reg_names): New.
3912 (save_register_info): New.
3913 (restore_register_info): New.
3914 (init_reg_sets_1): Replace reset of register info with call to
3915 restore_register_info.
3916 * rtl.h (save_register_info): Declare.
3917 * toplev.c (backend_init): Call save_register_info.
3919 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3921 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3922 from the original statement.
3924 2007-08-30 Chao-ying Fu <fu@mips.com>
3926 * c-lex.c (interpret_fixed): Declare.
3927 (interpret_float): Process _Fract and _Accum.
3928 (interpret_fixed): New function.
3929 * final.c (output_addr_const): Process CONST_FIXED.
3930 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3931 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3933 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3935 (simplify_immed_subreg): Support CONST_FIXED.
3936 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3937 (simplify_subreg): Support CONST_FIXED.
3939 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3941 * config/rs6000/ppu_intrinsics.h: New file.
3942 * config.gcc (powerpc*-*-* <extra_headers>): Install
3945 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3947 * cfg.c (dump_flow_info): Change to also print entry and exit
3949 * print-rtl.c (print_rtl_single): Allow to print rtl with
3952 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3954 * df-core.h (df_dump_region): New function.
3955 * df.h (df_dump_region): New function.
3956 * loop-invariant.c (find_defs): Add call to df_dump_region.
3957 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3960 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3963 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3964 true if any of the compare_section_name calls returned true,
3965 rather than if any returned false.
3967 2007-08-30 Richard Guenther <rguenther@suse.de>
3969 PR tree-optimization/33199
3970 * tree-ssa-structalias.c (handle_lhs_call): New function.
3971 (find_func_aliases): In non-IPA mode make sure that for
3972 calls that return a pointer we add a constraint for the
3973 result to point to anything.
3975 2007-08-30 Richard Guenther <rguenther@suse.de>
3977 * doc/invoke.texi (-mveclibabi): Document new target option.
3978 * config/i386/i386.opt (-mveclibabi): New target option.
3979 * config/i386/i386.c (ix86_veclib_handler): Handler for
3980 vectorization library support.
3981 (override_options): Handle the -mveclibabi option, initialize
3982 the vectorization library handler.
3983 (ix86_builtin_vectorized_function): As fallback call the
3984 vectorization library handler, if set.
3985 (ix86_veclibabi_acml): New static function for ACML ABI style
3986 vectorization support.
3988 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3990 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3991 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3992 SImode and update m. Don't run gen_lowpart_common on arbitrary
3993 memory address, force it to register first.
3996 * dce.c (dce_process_block): Don't delete setters of
3997 artificially used registers.
3999 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4001 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4002 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4003 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4005 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4007 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4009 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4010 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4012 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4014 * system.h: Activate -Wcast-qual as warning-only.
4016 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4019 * config/rs6000/rs6000.c (compare_section_name): New function.
4020 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4023 2007-08-29 Olivier Hainque <hainque@adacore.com>
4025 * xcoffout.c: #include debug.h.
4026 * Makefile.in (xcoffout.o): Add debug.h dependency.
4028 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4030 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4031 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4033 2007-08-29 Richard Guenther <rguenther@suse.de>
4035 * tree-pretty-print.c (dump_generic_node): Print
4036 label DECL_UID as D.%u.
4037 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4039 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4041 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4042 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4044 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4047 * tree.c (build_type_attribute_qual_variant): Set canonical types
4048 on the final, unqualified attribute variant before building the
4051 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4053 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4054 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4056 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4059 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4060 * config/bfin/bfin.md (composev2hi): Put operands into vector
4063 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4065 * config/bfin/bfin.md (composev2hi): Put operands into vector
4068 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4070 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4071 attribute when appropriate.
4072 (bfin_handle_l1_text_attribute): New.
4073 (bfin_handle_l1_data_attribute): New.
4074 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4075 l1_data_A and l1_data_B.
4076 * doc/extend.texi (node Function Attributes): Document l1_text
4078 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4079 l1_data_A and l1_data_B variable attributes.
4081 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4083 * config/bfin/bfin.opt (minline-plt): Add.
4084 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4085 call to global functions.
4086 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4087 (Blackfin Options): Document -minline-plt.
4089 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4091 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4092 given a non-function.
4093 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4095 2007-08-28 DJ Delorie <dj@redhat.com>
4097 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4099 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4103 2007-08-28 Richard Guenther <rguenther@suse.de>
4105 * tree.h (struct tree_function_decl): Increase size of
4106 function_code bitfield.
4108 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4109 Kazu Hirata <kazu@codesourcery.com>
4111 * gcc/config/m68k/linux.h
4112 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4113 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4114 (m68k_return_in_memory): New.
4115 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4118 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4121 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4122 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4123 operand) when top VEC_SELECT extracts scalar element.
4124 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4125 (*vec_extract_v4sf_mem): Ditto.
4127 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4130 * passes.c (init_optimization_passes): Move pass_df_finish
4131 after pass_postreload sublist.
4133 PR rtl-optimization/33148
4134 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4135 (neg (lt X 0)) if X has scalar int mode.
4138 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4139 initializer, use build_vector_from_ctor if possible to create
4140 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4141 even after this, return NULL.
4143 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4145 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4147 2007-08-28 Richard Guenther <rguenther@suse.de>
4149 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4150 (struct tree_function_decl): Make function_code a bitfield.
4151 Add disregard_inline_limits flag.
4152 * cgraphunit.c (cgraph_process_new_functions): Check
4153 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4154 (cgraph_preserve_function_body_p): Likewise.
4155 * ipa-inline.c (compute_inline_parameters): Likewise.
4156 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4157 for GNU C extern inline functions.
4158 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4159 * tree-inline.c (disregard_inline_limits_p): Remove.
4160 * tree-inline.h (disregard_inline_limits_p): Likewise.
4161 * c-common.c (handle_always_inline_attribute): Set
4162 DECL_DISREGARD_INLINE_LIMITS.
4163 * langhooks.c (add_builtin_function): Verify the function code
4164 fits in the bitfield.
4166 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4167 Vladimir Yanovsky <yanov@il.ibm.com>
4168 Revital Eres <eres@il.ibm.com>
4169 Andrey Belevantsev <abel@ispras.ru>
4171 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4173 * modulo-sched.c: Add documentation regarding do-loop.
4174 (doloop_register_get): Change number of arguments to support
4175 the new do-loop pattern and check whether COUNT_REG has no other
4176 occurences in the loop besides in the control part.
4177 (duplicate_insns_of_cycles): Do not duplicate the insn which
4178 changes count_reg as it is already adjusted.
4179 (generate_prolog_epilog): New argument to support the new
4180 do-loop pattern. Change the subtract instruction to use
4181 expand_simple_binop. Call duplicate_insns_of_cycles with new
4183 (sms_schedule): Call doloop_register_get and
4184 generate_prolog_epilog with new argument. Do not handle loops
4185 with single sets insns with subreg in their lhs.
4186 * loop-doloop.c (doloop_optimize): Support for another do-loop
4188 (doloop_condition_get): Gets an instruction instead of a pattern
4189 and change the return condition when the do-loop pattern is
4191 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4192 deps when considering to not create edges.
4194 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4196 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4199 2007-08-27 Jason Merrill <jason@redhat.com>
4202 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4203 zero-sized types after calling gimplify_modify_expr_rhs.
4205 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4207 * regclass.c (init_reg_autoinc): Fix typo.
4209 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4211 Fix PR tree-optimization/33173
4212 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4214 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4217 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4218 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4221 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4222 David Ung <davidu@mips.com>
4223 Nigel Stephens <nigel@mips.com>
4225 Separate target-specific initialization from general
4226 back-end initialization.
4228 * toplev.c (init_alignments): New, split out from...
4229 (process_options): ...here.
4230 (backend_init_target): New, split out from...
4231 (backend_init): ...here.
4232 (lang_dependent_init_target): New, split out from...
4233 (lang_dependent_init): ...here.
4234 (target_reinit): New.
4235 * toplev.h (target_reinit): Declare.
4236 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4237 now can be called more than once. Update comments.
4238 * expr.h (init_expr_target): Likewise.
4239 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4240 now can be called more than once. Explicitly zero
4241 static_reg_base_value.
4242 * emit-rtl.c (init_emit_regs): New, split out from...
4243 (init_emit_once): Here.
4244 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4245 non-const, so that changes from command-line arguments can overwrite
4246 values provided by the static initializers.
4247 (initial_call_really_used_regs): New, used similarly to the above.
4248 (initial_reg_names): Likewise.
4249 (last_mode_for_init_move_cost): Promoted function-local static to
4250 file-scope static to make it accessible outside init_move_cost.
4251 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4252 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4253 reg_names since it is needed for parsing command-line options.
4254 (init_move_cost): Use last_mode_for_init_move_cost instead of
4255 function-local static.
4256 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4257 call_really_used_regs now. Reinitialize reg_names. Also
4258 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4259 reg_class_superunion. Clear losing_caller_save_reg_set.
4260 Preserve global registers if called more than once. Reset
4261 move cost, may_move_in_cost, may_move_out_cost, and
4262 last_mode_for_init_move_cost.
4263 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4264 can now be invoked more than once. Update comments.
4265 (init_regs): Update comments.
4266 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4267 and initial_call_really_used_regs, instead of the non-initial
4268 variables. This allows us to save the command-line register settings
4269 after target reinitialization.
4270 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4271 * rtl.h (init_emit_regs): Declare.
4272 (init_reg_modes_target, init_alias_target): Renamed as described
4274 * reload1.c (init_reload): Update comments.
4275 * optabs.c (init_optabs): Likewise.
4276 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4278 2007-08-26 Chao-ying Fu <fu@mips.com>
4280 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4283 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4285 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4287 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4289 * bb-reorder.c (copy_bb_p): Likewise.
4290 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4291 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4292 block_ends_with_condjump_p): Likewise.
4293 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4294 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4295 block_ends_with_condjump_p): Likewise.
4296 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4297 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4298 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4299 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4300 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4301 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4302 debug_true_const_tree instad of debug_true_tree.
4303 * debug.c (do_nothing_debug_hooks): Likewise.
4304 * debug.h (ignore_block, debug_true_const_tree): Constify.
4305 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4306 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4307 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4308 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4309 dbx_reg_number, is_based_loc, field_type,
4310 simple_type_align_in_bits, simple_decl_align_in_bits,
4311 simple_type_size_in_bits, field_byte_offset, insert_float,
4312 type_tag, member_declared_type, is_redundant_typedef,
4313 secname_for_decl, is_inlined_entry_point): Likewise.
4314 * emit-rtl.c (const_next_insn, const_previous_insn,
4315 const_next_nonnote_insn, const_prev_nonnote_insn,
4316 const_next_real_insn, const_prev_real_insn,
4317 const_next_active_insn, const_prev_active_insn, const_next_label,
4318 const_prev_label): Likewise.
4319 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4321 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4322 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4323 sched_insn_is_legitimate_for_speculation_p): Likewise.
4324 * jump.c (reversed_comparison_code_parts,
4325 reversed_comparison_code, reversed_comparison, condjump_label):
4327 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4328 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4330 * rtl.h (const_previous_insn, const_next_insn,
4331 const_prev_nonnote_insn, const_next_nonnote_insn,
4332 const_prev_real_insn, const_next_real_insn,
4333 const_prev_active_insn, const_next_active_insn, const_prev_label,
4334 const_next_label, modified_between_p, modified_in_p,
4335 const_note_storeskeep_with_call_p, condjump_label,
4336 reversed_comparison, reversed_comparison_code,
4337 reversed_comparison_code_parts, memory_modified_in_insn_p,
4338 stack_regs_mentioned): Likewise.
4339 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4340 keep_with_call_p): Likewise.
4341 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4342 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4343 sd_lists_size, sd_lists_empty_p): Likewise.
4344 * sched-int.h (sched_insns_conditions_mutex_p,
4345 haifa_classify_insn, no_real_insns_p,
4346 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4347 sd_lists_size, sd_lists_empty_p): Likewise.
4348 * sdbout.c (sdb_debug_hooks): Likewise.
4349 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4350 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4351 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4353 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4354 tree_can_throw_internal): Likewise.
4355 * tree-flow-inline.h (phi_nodes): Likewise.
4356 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4357 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4358 * tree-gimple.c (const_get_call_expr_in): Likewise.
4359 * tree-gimple.h (const_get_call_expr_in): Likewise.
4360 * tree.c (const_lookup_attribute, attribute_list_equal,
4361 attribute_list_contained): Likewise.
4362 * tree.h (attribute_list_equal, attribute_list_contained,
4363 const_lookup_attribute): Likewise.
4364 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4366 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4368 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4369 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4371 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/alpha/constraints.md: Delete "svn:mime-type" property
4375 with svn propdel "svn:mime-type".
4377 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4380 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4381 non NOTE insn doesn't cross basic block.
4382 (noce_try_abs): Likewise.
4383 (noce_process_if_block): Likewise.
4385 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4388 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4389 operand without auto-inc-dec.
4390 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4391 offsettable_mem_operand.
4392 (floatunssidf2_internal): Same.
4393 (fix_truncdfsi2_internal): Same.
4394 (floatsidf_ppc64): Same.
4395 (floatunssidf_ppc64): Same.
4396 (fix_trunctfsi2_internal): Same.
4398 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4401 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4402 pass defines needed for version.c.
4404 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4406 * configure.ac (--debug-prefix-map check): Change assembler
4407 version presumed to have feature to 2.18.
4408 * configure: Regenerate.
4410 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4412 * c-common.c (vector_types_convertible_p,
4413 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4414 self_promoting_args_p): Constify.
4415 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4416 c_promoting_integer_type_p, self_promoting_args_p,
4417 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4418 * c-decl.c (anon_aggr_type_p): Likewise.
4419 * * c-dump.c (dump_stmt): Likewise.
4420 * c-objc-common.c (has_c_linkage): Likewise.
4421 * c-tree.h (same_translation_unit_p): Likewise.
4422 * c-typeck.c (null_pointer_constant_p,
4423 tagged_types_tu_compatible_p, function_types_compatible_p,
4424 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4425 comptypes_internal, struct tagged_tu_seen_cache,
4426 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4427 c_size_in_bytes): Likewise.
4428 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4429 hash_ptr, eq_ptr): Likewise.
4430 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4431 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4432 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4433 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4435 * optabs.c (optab_for_tree_code): Likewise.
4436 * optabs.h (optab_for_tree_code): Likewise.
4437 * rtl.h (simplify_rtx): Likewise.
4438 * simplify-rtx.c (simplify_rtx): Likewise.
4439 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4440 dump_flag, dump_node): Likewise.
4441 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4442 queue_and_dump_type, dump_flag): Likewise.
4443 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4444 * tree-pass.h (dump_node): Likewise.
4445 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4446 supportable_narrowing_operation): Likewise.
4447 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4448 supportable_narrowing_operation): Likewise.
4449 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4450 is_negative_overflow_infinity, is_positive_overflow_infinity,
4451 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4452 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4453 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4454 ssa_name_nonzero_p, fp_predicate): Likewise.
4455 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4456 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4457 ssa_name_nonnegative_p): Likewise.
4459 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4461 * config.gcc : Add x86_64-elf target.
4463 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4465 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4467 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4468 Nigel Stephens <nigel@mips.com>
4472 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4473 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4474 * expr.c (SET_BY_PIECES_P): Define.
4475 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4476 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4477 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4479 * expr.h (SET_RATIO): Define.
4480 (can_store_by_pieces, store_by_pieces): Update prototypes.
4481 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4482 can_store_by_pieces/store_by_pieces.
4483 (expand_builtin_memcpy_args): Likewise.
4484 (expand_builtin_strncpy): Likewise.
4485 (expand_builtin_memset_args): Likewise. Also remove special case
4486 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4487 decide what to do instead.
4488 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4489 to can_store_by_pieces.
4491 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4492 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4494 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4495 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4496 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4497 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4498 (STORE_BY_PIECES_P): Define.
4500 2007-08-24 Tom Tromey <tromey@redhat.com>
4502 * varpool.c (varpool_last_needed_node): Fix comment typo.
4503 * c-decl.c (duplicate_decls): Fix comment typo.
4504 (clone_underlying_type): Update comment.
4506 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4508 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4509 alpha_in_small_data_p, alpha_split_complex_arg,
4510 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4512 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4513 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4515 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4516 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4517 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4518 * config/darwin.c (darwin_binds_local_p): Likewise.
4519 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4521 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4522 i386_pe_valid_dllimport_attribute_p): Likewise.
4523 * config/i386/i386.c (ix86_function_regparm,
4524 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4525 x86_can_output_mi_thunk, ix86_mangle_type,
4526 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4527 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4528 i386_pe_binds_local_p): Likewise.
4529 * config/ia64/ia64.c
4530 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4531 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4532 ia64_invalid_conversion, ia64_invalid_unary_op,
4533 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4535 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4536 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4537 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4538 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4539 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4540 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4541 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4542 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4543 * config/pa/pa.c (pa_commutative_p): Likewise.
4544 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4546 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4547 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4548 rs6000_use_blocks_for_constant_p,
4549 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4550 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4551 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4552 * config/s390/s390.c (s390_mangle_type,
4553 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4555 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4556 th_in_small_data_p): Likewise.
4557 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4558 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4560 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4561 sparc_mangle_type): Likewise.
4562 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4563 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4564 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4566 * hooks.c (hook_bool_mode_const_rtx_false,
4567 hook_bool_mode_const_rtx_true,
4568 hook_bool_const_tree_hwi_hwi_const_tree_false,
4569 hook_bool_const_tree_hwi_hwi_const_tree_true,
4570 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4571 hook_constcharptr_const_tree_null,
4572 hook_constcharptr_const_rtx_null,
4573 hook_constcharptr_const_tree_const_tree_null,
4574 hook_constcharptr_int_const_tree_null,
4575 hook_constcharptr_int_const_tree_const_tree_null): New.
4576 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4577 hook_bool_tree_hwi_hwi_tree_false,
4578 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4579 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4580 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4581 hook_constcharptr_int_tree_null,
4582 hook_constcharptr_int_tree_tree_null): Delete.
4583 (default_can_output_mi_thunk_no_vcall): Constify.
4584 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4585 hook_bool_tree_hwi_hwi_tree_false,
4586 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4587 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4588 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4589 hook_constcharptr_int_tree_null,
4590 hook_constcharptr_int_tree_tree_null): Delete.
4591 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4592 hook_bool_const_tree_hwi_hwi_const_tree_false,
4593 hook_bool_const_tree_hwi_hwi_const_tree_true,
4594 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4595 hook_constcharptr_const_tree_null,
4596 hook_constcharptr_const_rtx_null,
4597 hook_constcharptr_const_tree_const_tree_null,
4598 hook_constcharptr_int_const_tree_null,
4599 hook_constcharptr_int_const_tree_const_tree_null): New.
4600 (default_can_output_mi_thunk_no_vcall): Constify.
4601 * integrate.c (function_attribute_inlinable_p): Likewise.
4602 * integrate.h (function_attribute_inlinable_p): Likewise.
4603 * jump.c (rtx_renumbered_equal_p): Likewise.
4604 * output.h (decl_readonly_section, categorize_decl_for_section,
4605 default_use_anchors_for_symbol_p, default_binds_local_p,
4606 default_binds_local_p_1): Likewise.
4607 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4609 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4610 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4611 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4612 TARGET_COMP_TYPE_ATTRIBUTES,
4613 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4614 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4615 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4616 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4617 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4618 * target.h (can_output_mi_thunk, needs_block_p,
4619 first_cycle_multipass_dfa_lookahead_guard_spec,
4620 vector_alignment_reachable, comp_type_attributes,
4621 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4622 commutative_p, use_blocks_for_constant_p,
4623 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4624 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4625 invalid_within_doloop, valid_dllimport_attribute_p,
4626 split_complex_arg, invalid_arg_for_unprototyped_fn,
4627 invalid_conversion, invalid_unary_op, invalid_binary_op):
4629 * targhooks.c (default_invalid_within_doloop,
4630 hook_invalid_arg_for_unprototyped_fn,
4631 default_builtin_vector_alignment_reachable): Likewise.
4632 (hook_bool_rtx_commutative_p): Delete.
4633 (hook_bool_const_rtx_commutative_p): New.
4634 * targhooks.h (default_invalid_within_doloop,
4635 default_builtin_vector_alignment_reachable,
4636 hook_invalid_arg_for_unprototyped_fn): Constify.
4637 (hook_bool_rtx_commutative_p): Delete.
4638 (hook_bool_const_rtx_commutative_p): New.
4639 * varasm.c (bss_initializer_p, decl_default_tls_model,
4640 categorize_decl_for_section, decl_readonly_section,
4641 default_use_anchors_for_symbol_p, default_binds_local_p,
4642 default_binds_local_p_1): Constify.
4644 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4646 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4647 __NO_BUILTIN if -fno-builtin.
4649 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4651 * config/bfin/bfin.c (print_operand): Report error instead of
4652 ICE for wrong operand.
4654 2007-08-24 Michael Matz <matz@suse.de>
4656 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4658 2007-08-24 Richard Guenther <rguenther@suse.de>
4661 * tree-ssa.c (useless_type_conversion_p): Split into a
4662 recursive and a non-recursive part.
4663 (useless_type_conversion_p_1): New function.
4664 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4665 from maybe_fold_offset_to_reference is trivially convertible
4666 to the desired type before doing the simplification.
4668 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4670 * expr.c (store_expr): Optimize initialization of an array
4672 * expr.h (builtin_strncpy_read_str): New prototype.
4673 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4676 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4679 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4680 field when initializing if_info structure.
4682 2007-08-24 Richard Guenther <rguenther@suse.de>
4684 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4686 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4687 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4688 * tree-inline.c (inlinable_function_p): Fold in common parts of
4689 the cannot_inline_tree_fn langhook.
4690 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4691 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4692 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4693 cannot_inline_tree_fn langhook.
4694 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4695 cannot_inline_tree_fn member.
4697 2007-08-24 Richard Guenther <rguenther@suse.de>
4699 * expr.c (get_inner_reference): Do computation of bitoffset
4700 from offset in a way we can detect overflow reliably.
4702 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4704 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4706 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4708 * config/bfin/bfin.opt (mfast-fp): Add.
4709 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4710 libbffastfp override libgcc if -mfast-fp.
4711 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4712 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4713 (Blackfin Options): Document -mfast-fp.
4715 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4717 PR tree-optimization/32573
4719 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4720 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4721 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4722 (build_classic_dist_vector): Return false rather than true if
4723 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4724 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4725 returned false. Don't call save_dist_v before calling
4726 build_classic_dist_vector_1.
4727 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4728 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4729 DDR_DIR_VECTS vectors.
4731 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4733 * configure.ac (leb128): Modify sed statement to work with any
4734 binutils version string.
4735 * configure: Regenerate
4737 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4739 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4740 Wrap in RTX_CODE macro guard.
4741 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4742 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4743 arm_mark_dllimport, arm_pe_encode_section_info,
4744 arm_pe_unique_section): Use ISO-C function declarations.
4745 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4746 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4747 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4749 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4750 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4752 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4754 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4755 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4756 (register_move_cost): Use ISO-C function declarations.
4757 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4758 * config/score/score-protos.h (score_declare_object): Add
4760 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4762 * final.c (profile_function): Avoid empty if-bodies.
4765 * calls.c (must_pass_in_stack_var_size,
4766 must_pass_in_stack_var_size_or_pad): Constify.
4767 * config/alpha/alpha-protos.h (function_value): Likewise.
4768 * config/alpha/alpha.c (alpha_return_in_memory,
4769 alpha_pass_by_reference, function_value,
4770 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4771 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4773 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4774 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4775 TARGET_PROMOTE_PROTOTYPES): Likewise.
4776 * config/arm/arm-protos.h (arm_return_in_memory,
4777 arm_pad_arg_upward, arm_function_value): Likewise.
4778 * config/arm/arm.c (arm_pass_by_reference,
4779 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4780 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4781 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4783 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4784 * config/avr/avr-protos.h (avr_function_value): Likewise.
4785 * config/avr/avr.c (avr_return_in_memory,
4786 gas_output_limited_string, gas_output_ascii, avr_function_value,
4787 avr_return_in_memory): Likewise.
4788 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4789 * config/bfin/bfin.c (bfin_pass_by_reference,
4790 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4791 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4793 * config/cris/cris.c (cris_pass_by_reference,
4794 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4795 * config/crx/crx.c (crx_return_in_memory): Likewise.
4796 * config/darwin.c (function_base, machopic_function_base_name):
4798 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4799 TARGET_PROMOTE_PROTOTYPES): Likewise.
4800 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4801 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4802 * config/i386/i386-protos.h (ix86_return_in_memory,
4803 ix86_sol10_return_in_memory): Likewise.
4804 * config/i386/i386.c (ix86_function_value,
4805 ix86_function_sseregparm, ix86_must_pass_in_stack,
4806 type_natural_mode, classify_argument, examine_argument,
4807 construct_container, ix86_pass_by_reference, function_value_32,
4808 function_value_64, ix86_function_value_1, return_in_memory_32,
4809 return_in_memory_64, return_in_memory_ms_64,
4810 ix86_return_in_memory, ix86_sol10_return_in_memory,
4811 TARGET_PROMOTE_PROTOTYPES): Likewise.
4812 * config/ia64/ia64-protos.h (ia64_function_value,
4813 ia64_hpux_function_arg_padding): Likewise.
4814 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4815 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4816 ia64_hpux_function_arg_padding): Likewise.
4817 * config/iq2000/iq2000-protos.h (function_arg,
4818 iq2000_function_value): Likewise.
4819 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4820 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4821 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4822 function_arg, iq2000_function_value): Likewise.
4823 * config/m32c/m32c-protos.h (m32c_function_value,
4824 m32c_promote_function_return): Likewise.
4825 * config/m32c/m32c.c (m32c_pass_by_reference,
4826 m32c_promote_prototypes, m32c_promote_function_return,
4827 m32c_function_value): Likewise.
4828 * config/m32r/m32r.c (m32r_return_in_memory,
4829 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4830 m32r_in_small_data_p): Likewise.
4831 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4833 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4834 m68hc11_function_arg_padding): Likewise.
4835 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4836 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4837 m68k_function_value): Likewise.
4838 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4839 mcore_function_value): Likewise.
4840 * config/mcore/mcore.c (handle_structs_in_regs,
4841 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4842 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4843 mcore_num_arg_regs, mcore_function_value): Likewise.
4844 * config/mips/mips-protos.h (mips_pad_arg_upward,
4845 mips_function_value): Likewise.
4846 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4847 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4848 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4849 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4850 mips_function_value): Likewise.
4851 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4853 * config/mmix/mmix.c (mmix_pass_by_reference,
4854 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4855 mmix_encode_section_info): Likewise.
4856 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4858 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4859 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4860 mn10300_function_value): Likewise.
4861 * config/mt/mt-protos.h (mt_function_value): Likewise.
4862 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4863 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4864 * config/pa/pa-protos.h (function_arg_padding, function_value,
4865 pa_return_in_memory): Likewise.
4866 * config/pa/pa.c (pa_pass_by_reference,
4867 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4868 function_arg_padding, function_value, pa_return_in_memory):
4870 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4871 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4872 function_arg_padding): Likewise.
4873 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4874 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4875 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4876 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4877 function_arg_padding, altivec_expand_dst_builtin,
4878 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4879 altivec_init_builtins, rs6000_common_init_builtins,
4880 rs6000_function_value): Likewise.
4881 * s390/s390-protos.h (s390_function_value): Likewise.
4882 * config/s390/s390.c (s390_function_arg_size,
4883 s390_pass_by_reference, s390_return_in_memory,
4884 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4885 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4886 * config/score/score-protos.h (score_function_value): Likewise.
4887 * config/score/score.c (score_arg_partial_bytes,
4888 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4889 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4890 score_pass_by_reference, score_add_offset, score_function_value):
4892 * config/sh/sh-protos.h (sh_attr_renesas_p,
4893 sh_promote_prototypes): Likewise.
4894 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4895 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4896 sh_attr_renesas_p): Likewise.
4897 * config/sparc/sparc-protos.h (function_value,
4898 function_arg_padding): Likewise.
4899 * config/sparc/sparc.c (sparc_promote_prototypes,
4900 sparc_return_in_memory, sparc_pass_by_reference,
4901 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4902 function_arg_record_value_2, function_arg_record_value_1,
4903 function_arg_record_value, function_arg_record_value,
4904 function_arg_padding, function_value): Likewise.
4905 * config/spu/spu-protos.h (spu_function_value): Likewise.
4906 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4907 spu_function_value): Likewise.
4908 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4910 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4911 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4912 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4914 * config/v850/v850.c (v850_return_in_memory,
4915 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4916 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4917 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4918 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4919 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4921 * explow.c (promote_mode, hard_function_value): Likewise.
4922 * expr.h (hard_function_value, promote_mode): Likewise.
4923 * function.c (aggregate_value_p): Likewise.
4924 * hooks.c (hook_bool_const_tree_true): New.
4925 * hooks.h (hook_bool_const_tree_true): New.
4926 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4927 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4928 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4929 TARGET_RETURN_IN_MSB): Likewise.
4930 * target.h (promote_function_args, promote_function_return,
4931 promote_prototypes, return_in_memory, return_in_msb,
4932 pass_by_reference, must_pass_in_stack, callee_copies,
4933 function_value): Likewise.
4934 * targhooks.c (default_return_in_memory,
4935 hook_pass_by_reference_must_pass_in_stack,
4936 hook_callee_copies_named,
4937 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4938 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4939 default_function_value): Likewise.
4940 * targhooks.h (default_return_in_memory,
4941 hook_pass_by_reference_must_pass_in_stack,
4942 hook_callee_copies_named,
4943 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4944 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4945 default_function_value): Likewise.
4946 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4947 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4948 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4949 * tree.c (needs_to_live_in_memory): Likewise.
4950 * tree.h (struct tree_type, needs_to_live_in_memory,
4951 aggregate_value_p, must_pass_in_stack_var_size,
4952 must_pass_in_stack_var_size_or_pad): Likewise.
4953 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4954 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4955 lookup_filename): Likewise.
4957 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4961 fake fcomi i387 instruction for !TARGET_CMOVE.
4962 (ix86_expand_branch): Expand natural sequence with one jump for
4963 all targets, not only TARGET_CMOVE.
4964 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4965 pattern to implement fake fcomi sequence. Split instruction after
4966 reload to correct compare sequences.
4967 (*cmpfp_xf_cc): Ditto.
4968 (*cmpfp_<mode>_cc): Ditto.
4969 (*cmpfp_u_cc): Ditto.
4970 (*cmpfp_<mode>_cc): Ditto.
4972 2007-08-23 Richard Guenther <rguenther@suse.de>
4974 * tree-pretty-print.c (dump_generic_node): Annotate
4975 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4977 2007-08-23 Richard Guenther <rguenther@suse.de>
4979 * builtins.c (expand_builtin_mathfn): Wrap argument in
4980 save_expr directly instead of re-building the call.
4981 (expand_builtin_mathfn_2): Likewise.
4982 (expand_builtin_mathfn_3): Likewise.
4983 (expand_builtin_interclass_mathfn): Likewise.
4984 (expand_builtin_int_roundingfn): Set arg.
4985 (expand_builtin_int_roundingfn_2): Likewise.
4987 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4989 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4990 *sse_nand<mode>3, *sse_xor<mode>3): New.
4992 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4994 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4995 * config/i386/i386.c (print_operand): Handle ';' code. Output
4996 semicolon for TARGET_MACHO.
4997 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4998 emit semicolon after 'lock' prefix.
4999 (sync_double_compare_and_swap<mode>): Ditto.
5000 (*sync_double_compare_and_swapdi_pic): Ditto.
5001 (*sync_compare_and_swap_cc<mode>): Ditto.
5002 (sync_double_compare_and_swap_cc<mode>): Ditto.
5003 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5004 (sync_old_add<mode>): Ditto.
5005 (sync_add<mode>): Ditto.
5006 (sync_sub<mode>): Ditto.
5007 (sync_ior<mode>): Ditto.
5008 (sync_and<mode>): Ditto.
5009 (sync_xor<mode>): Ditto.
5011 2007-08-22 Chao-ying Fu <fu@mips.com>
5013 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5015 (copy_rtx): Handle CONST_FIXED.
5016 (rtx_equal_p): Likewise.
5017 * rtl.h (fixed_value.h): New include.
5018 (rtx_def): Add a new field of fixed_value to u.
5019 (XCNMPFV): Define for accessing fixed_value.
5020 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5022 * rtl.def (CONST_FIXED): New constant.
5023 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5024 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5025 US_ASHIFT): New codes.
5026 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5027 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5028 unsigned_fract_convert, unsigned_sat_fract): Document them.
5029 * varasm.c (assemble_integer): Extend to support fixed-point constants
5030 by using different machine classes.
5031 (decode_addr_const): Handle FIXED_CST.
5032 (const_hash_1): Likewise.
5033 (compare_constant): Likewise.
5034 (copy_constant): Likewise.
5035 (const_rtx_hash_1): Handle CONST_FIXED.
5036 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5037 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5039 (initializer_constant_valid_p): Handle FIXED_CST.
5040 (output_constant): Support FIXED_POINT_TYPE.
5041 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5042 * cse.c (hash_rtx): Support CONST_FIXED.
5043 (exp_equiv_p): Likewise.
5044 (cannon_reg): Likewise.
5045 (fold_rtx): Likewise.
5046 (equiv_constant): Likewise.
5047 (cse_process_notes_1): Likewise.
5048 (count_reg_usage): Likewise.
5049 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5050 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5051 (wrap_constant): Check CONST_FIXED.
5052 (cselib_hash_rtx): Support CONST_FIXED.
5053 (cselib_subst_to_values): Likewise.
5054 * df-scan.c (df_uses_record): Likewise.
5055 * gcse.c (want_to_gcse_p): Likewise.
5056 (oprs_unchanged_p): Likewise.
5057 (oprs_not_set_p): Likewise.
5058 (compute_transp): Likewise.
5059 (extract_mentioned_regs_helper): Likewise.
5060 * genemit.c (gen_exp): Likewise.
5061 * local-alloc.c (equiv_init_varies_p): Likewise.
5062 (contains_replace_regs): Likewise.
5063 (memref_referenced_p): Likewise.
5064 * loop-invariant.c (check_maybe_invariant): Likewise.
5065 (hash_invariant_expr_1): Likewise.
5066 (invariant_expr_equal_p): Likewise.
5067 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5068 * regclass.c (reg_scan_mark_refs): Likewise.
5069 * regrename.c (scan_rtx): Likewise.
5070 * resource.c (mark_referenced_resources): Likewise.
5071 (mark_set_resources): Likewise.
5072 * rtlanal.c (rtx_unstable_p): Likewise.
5073 (rtx_varies_p): Likewise.
5074 (count_occurrences): Likewise.
5075 (reg_mentioned_p): Likewise.
5076 (modified_between_p): Likewise.
5077 (modified_in_p): Likewise.
5078 (volatile_insn_p): Likewise.
5079 (volatile_refs_p): Likewise.
5080 (side_effects_p): Likewise.
5081 (may_trap_p_1): Likewise.
5082 (inequality_comparisons_p): Likewise.
5083 (computed_jump_p_1): Likewise.
5084 (commutative_operand_precedence): Likewise.
5085 * sched-deps.c (sched_analyze_2): Likewise.
5086 * sched-vis.c (print_value): Likewise.
5087 * reload.c (operands_match_p): Likewise.
5088 (subst_reg_equivs): Likewise.
5089 * reload1.c (eliminate_regs_1): Likewise.
5090 (elimination_effects): Likewise.
5091 (scan_paradoxical_subregs): Likewise.
5092 * alias.c (rtx_equal_for_memref_p): Likewise.
5093 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5094 * emit-rtl.c (const_fixed_htab): New hash table.
5095 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5097 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5098 const_fixed_from_fixed_value): New functions.
5099 (verify_rtx_sharing): Handle CONST_FIXED.
5100 (copy_rtx_if_shared_1): Likewise.
5101 (reset_used_flags): Likewise.
5102 (set_used_flags): Likewise.
5103 (copy_insn_1): Likewise.
5104 (init_emit_once): Create const_fixed_htab.
5105 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5107 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5109 PR tree-optimization/32949
5110 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5111 before failing for ivs with non-constant step.
5113 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5115 * doc/md.texi (Iterators): Renamed from Macros. All contents
5116 changed to reflect rename of respectively define_code_macro and
5117 define_mode_macro to define_code_iterator and define_mode_iterator.
5118 (Mode Iterators, Code Iterators): Similar.
5119 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5120 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5121 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5122 (initialize_iterators, find_iterator, check_code_iterator)
5123 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5124 (read_mapping, read_rtx_1): Similar.
5125 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5126 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5127 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5128 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5129 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5130 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5131 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5132 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5133 config/rs6000/sync.md, config/rs6000/rs6000.md,
5134 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5135 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5136 config/vax/vax.md, config/bfin/bfin.md: Similar.
5138 2007-08-22 David Daney <ddaney@avtrex.com>
5140 * doc/install.texi (Testing): Mention testing on a simulator.
5142 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5144 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5146 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5147 and rearrange floating point conversion functions into different
5150 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5152 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5153 dfa_post_advance_cycle): New scheduler hooks.
5154 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5155 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5157 (TARGET_SCHED): Use them.
5158 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5159 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5160 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5162 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5163 function to facilitate debugging.
5164 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5165 (output_insn_has_dfa_reservation_p): New static function to output
5166 insn_has_dfa_reservation_p ().
5167 (write_automata): Use it.
5168 * genattr.c (main): Output declaration for
5169 insn_has_dfa_reservation_p ().
5171 2007-08-22 Christian Bruel <christian.bruel@st.com>
5172 Richard Guenther <rguenther@suse.de>
5174 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5175 * simplify_rtx (simplify_binary_operation_1): Likewise.
5177 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5179 PR rtl-optimization/32557
5180 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5181 of REGNO (mws->mw_reg).
5183 2007-08-22 Richard Guenther <rguenther@suse.de>
5186 * builtins.c (expand_builtin_int_roundingfn): Replace call
5187 argument wrapped with SAVE_EXPR directly.
5188 (expand_builtin_int_roundingfn_2): Likewise.
5190 2007-08-22 Richard Guenther <rguenther@suse.de>
5192 * tree-inline.c (inlinable_function_p): Restore disregarding
5193 inline limits for GNU extern inline functions.
5195 2007-08-22 Richard Guenther <rguenther@suse.de>
5198 * tree.c (host_integerp): Treat sizetype as signed as it is
5201 2007-08-21 Ian Lance Taylor <iant@google.com>
5203 PR tree-optimization/33134
5204 * tree-vrp.c (adjust_range_with_scev): Call
5205 set_value_range_to_value.
5207 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5209 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5212 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5214 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5217 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5219 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5220 cases to set eight bytes at a time.
5221 (expand_block_move): Likewise.
5223 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5226 * dwarf2out.c (gen_decl_die): Don't call
5227 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5229 2007-08-21 Paul Brook <paul@codesourcery.com>
5230 Nathan Sidwell <nathan@codesourcery.com>
5231 Mark Mitchell <mark@codesourcery.com>
5232 Joseph Myers <joseph@codesourcery.com>
5234 * configure.ac: Add --with-pkgversion and --with-bugurl.
5235 * configure: Regenerate.
5236 * doc/install.texi: Document them.
5237 * version.c (version_string): Remove VERSUFFIX.
5238 (VERSUFFIX): Remove.
5239 (pkgversion_string): New.
5240 (bug_report_url): Do not hard-code initializer.
5241 * version.h (pkgversion_string): Declare.
5242 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5244 (version.o): Define PKGVERSION and BUGURL.
5245 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5246 (%.pod): Define BUGURL.
5247 * gcc.c (process_command, main): Use pkgversion_string.
5248 * toplev.c (compile_file, print_version): Likewise.
5249 * protoize.c (main): Likewise.
5250 * gcov.c (print_version): Likewise. Update copyright date.
5251 * gcov-dump.c (print_version): Likewise. Update copyright date.
5252 * mips-tdump.c (main): Likewise. Update copyright date.
5253 * mips-tfile.c (main): Likewise. Update copyright date.
5254 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5255 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5256 shorten description.
5257 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5258 * doc/gccint.texi: Likewise.
5259 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5260 Update copyright date.
5262 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5264 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5265 (ix86_expand_strlensi_unroll_1): Ditto.
5266 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5267 (ix86_expand_carry_flag_compare): Update comment.
5269 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5272 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5273 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5275 2007-08-21 Richard Guenther <rguenther@suse.de>
5277 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5279 2007-08-21 Richard Guenther <rguenther@suse.de>
5282 * fold-const.c (fold_binary): Remove index +p PTR folding.
5283 Fix types of POINTER_PLUS_EXPR generated by folding of
5286 2007-08-20 Chao-ying Fu <fu@mips.com>
5288 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5289 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5290 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5291 (c_common_fixed_point_type_for_size): Declare.
5292 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5293 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5294 (c_token_starts_declspecs): Likewise.
5295 (c_parser_declspecs): Likewise.
5296 (c_parser_attributes): Likewise.
5297 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5298 (c_declspecs): Add saturating_p.
5299 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5300 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5301 _Sat. Handle RID_SAT.
5302 Avoid using void, bool, char, int, float, double, _Decimal32,
5303 _Decimal64, _Decimal128, and complex with _Sat.
5304 Handle RID_FRACT and RID_ACCUM.
5305 Make sure _Sat is used with _Fract or _Accum.
5306 (finish_declspecs): Handle cts_fract and cts_accum.
5307 * c-common.c (fixed-value.h): New include.
5308 (constant_expression_warning): Handle FIXED_CST.
5309 (overflow_warning): Likewise.
5310 (warnings_for_convert_and_check): Likewise.
5311 (c_common_fixed_point_type_for_size): New.
5312 (c_common_type_for_mode): Handle fixed-point modes to
5313 return various saturating/non-saturating, signed/unsigned types.
5314 (c_common_signed_or_unsigned_type): Support fixed-point types.
5315 (shorten_compare): Check fixed-point zero.
5316 Handle FIXED_POINT_TYPE.
5317 (c_common_truthvalue_conversion): Handle FIXED_CST.
5318 Handle FIXED_POINT_TYPE.
5319 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5321 (handle_mode_attribute): Handle fixed-point modes. Need to check
5322 if the signness of base type and fixed-point modes are consistent.
5323 (handle_vector_size_attribute): Handle fixed-point modes.
5324 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5325 (warn_for_div_by_zero): Check fixed-point zero.
5326 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5327 a common fixed-point type based on fbit, ibit, sign, and saturation.
5328 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5329 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5330 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5331 (convert_for_assignment): Support FIXED_POINT_TYPE.
5332 (digest_init): Handle FIXED_POINT_TYPE.
5333 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5334 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5335 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5336 GE_EXPR, LT_EXPR, GT_EXPR.
5337 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5338 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5339 * target.h (gcc_target): Add fixed_point_supported_p.
5340 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5341 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5342 (default_fixed_point_supported_p): Define.
5343 * targhooks.h (default_fixed_point_supported_p): Declare.
5344 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5345 * doc/install.texi (Configuration): Add --enable-fixed-point.
5346 * configure.ac (--enable-fixed-point): New to enable fixed-point
5347 arithmetic extension to C. For mips targets, we enable it by default.
5348 * configure, config.in: Regenerate.
5350 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5352 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5354 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5356 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5357 DWARF2_DEBUGGING_INFO.
5358 (cold_text_section_used): Same.
5359 (cold_text_section): Same.
5361 2007-08-20 Richard Guenther <rguenther@suse.de>
5363 * c-typeck.c (convert_for_assignment): Use the type of
5364 the member for the initialization.
5366 2007-08-20 Richard Guenther <rguenther@suse.de>
5368 * c-objc-common.c (c_disregard_inline_limits): Remove.
5369 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5370 * cgraphunit.c (cgraph_process_new_functions): Call
5371 disregard_inline_limits_p.
5372 (cgraph_preserve_function_body_p): Likewise.
5373 * ipa-inline.c (compute_inline_parameters): Likewise.
5374 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5376 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5377 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5378 disregard_inline_limits langhook.
5379 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5381 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5382 disregard_inline_limits langhook.
5383 * tree-inline.c (disregard_inline_limits_p): New function.
5384 * tree-inline.h (disregard_inline_limits_p): Declare.
5386 2007-08-20 Richard Guenther <rguenther@suse.de>
5388 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5389 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5390 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5391 auto_var_in_fn_p langhook.
5392 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5394 * tree.c (auto_var_in_fn_p): ... here.
5395 (find_var_from_fn): Call auto_var_in_fn_p directly.
5396 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5397 auto_var_in_fn_p langhook.
5398 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5399 (copy_body_r): Likewise.
5400 (self_inlining_addr_expr): Likewise.
5401 * tree.h (auto_var_in_fn_p): Declare.
5403 2007-08-20 Richard Guenther <rguenther@suse.de>
5405 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5406 (walk_type_fields): Take lh parameter.
5407 (walk_tree): Rename to ...
5408 (walk_tree_1): ... this. Do not call the walk_subtrees
5409 langhook but the now passed callback. Pass lh on recursion.
5410 (walk_tree_without_duplicates): Rename to ...
5411 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5412 and call walk_tree_1.
5413 * tree.h (walk_tree_lh): New typedef.
5414 (walk_tree_1): Declare.
5415 (walk_tree_without_duplicates_1): Likewise.
5416 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5417 (walk_tree_without_duplicates): New define to
5418 walk_tree_without_duplicates_1 with NULL lh parameter.
5419 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5420 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5422 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5423 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5424 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5427 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5430 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5431 code in front of the compacting of basic blocks.
5432 Move the folding of statements inbetween the cgraph checking
5433 and compacting of basic blocks.
5435 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5436 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5439 * config/alpha/alpha.c (va_list_skip_additions): Check for
5440 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5441 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5442 PLUS_EXPR when checking ap.__base.
5443 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5444 when doing addition on pointer types. Use size_int instead of
5446 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5447 ptr_type in the second operand.
5449 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5452 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5454 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5457 * cfgexpand.c (expand_one_register_var): Mark pointer
5458 DECL_ARTIFICIAL as REG_POINTER also.
5459 * stmt.c (expand_decl): Likewise.
5461 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5468 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5469 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5470 on_worklist argument and avoid adding things to worklist multiple
5472 (add_to_worklist): Ditto.
5473 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5474 single SFT is clobbered.
5475 (set_initial_properties): Ditto.
5476 (compute_call_clobbered): Update for changes to function
5478 (create_overlap_variables_for): Always create SFT for offset 0.
5479 (create_structure_vars): Handle PHI's, since we are in SSA form at
5481 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5482 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5484 (add_vars_for_offset): Figure out aliases from access + points-to.
5485 (add_virtual_operand): Use add_vars-for_offset.
5486 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5487 (add_call_clobber_ops): Remove makes_clobbering_call set.
5488 (get_expr_operands): Always pass through the INDIRECT_REF
5490 * tree-ssa-structalias.c (struct constraint_graph): Remove
5492 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5493 address_taken, pt_used, number_incoming.
5494 (FIRST_ADDR_NODE): Removed.
5495 (merge_graph_nodes): Remove broken code for the moment.
5496 (init_graph): New function.
5497 (build_pred_graph): Remove code to init_graph.
5498 Add location equivalence support.
5499 (struct scc_info): Rename roots to deleted.
5501 (init_scc_info): Ditto
5502 (init_topo_info): Use graph->size.
5503 (compute_topo_order): Ditto.
5504 (do_da_constraint): Removed.
5505 (do_sd_constraint): Remove calls to find().
5506 set_union_with_increment should always get 0 as last arg here.
5507 (do_complex_constraint): Replace do_da_constraint with assert.
5509 (struct equiv_class_label): New.
5510 (pointer_equiv_class_table): Ditto.
5511 (location_equiv_class_table): Ditto.
5512 (equiv_class_label_hash): Ditto.
5513 (equiv_class_label_eq): Ditto
5514 (equiv_class_lookup): Ditto.
5515 (equiv_class_ladd): Ditto.
5516 (pointer_equiv_class): Ditto.
5517 (location_equiv_class): Ditto.
5518 (condense_visit): Rename and rewrite from label_visit to do only
5519 SCC related stuff for HU.
5520 (label_visit): Do HU work for HU.
5521 (perform_var_substitution): Update to do HU and location
5523 (free_var_substitution_info): Update to free HU and location
5524 equivalence structures. */
5525 (find_equivalent_node): Update for pointer but not location
5527 (unite_pointer_equivalences): New function.
5528 (move_complex_constraints): Rewrite to only do moving.
5529 (rewrite_constraints): Split out of move_complex_constraints.
5530 (solve_graph): Use graph->size.
5531 (process_constraint_1): Add from_call argument, use it.
5532 Split *a = &b into two constraints.
5533 (process_constraint): Use new process_constraint_1.
5534 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5535 (get_constraint_for): Handle non-pointer integers properly.
5536 Remove code that used to handle structures.
5537 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5538 with unknown addends.
5539 (handle_rhs_call): New function.
5540 (find_func_aliases): Use handle_rhs_call.
5541 (set_uids_in_ptset): Add an assert.
5542 (set_used_smts): Fix bug in not considering unified vars.
5543 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5544 (compute_points_to_sets): Update for other function changes.
5545 (delete_points_to_sets): Ditto.
5546 (ipa_pta_execute): Ditto.
5547 (pass_ipa_pta): We need to update SSA after ipa_pta.
5549 2007-08-19 Jan Hubicka <jh@suse.cz>
5551 * i386.md: Replace "rim" and "mri" constraints by "g".
5553 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5555 * dwarf2out.c (text_section_used, cold_text_section_used,
5556 cold_text_section, dwarf2out_note_section_used): New.
5557 (dwarf2out_init): Initialize cold_text_section.
5558 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5559 dwarf2out_note_section_used.
5560 (size_of_aranges): Only count entry for text section if it was
5561 used. Count entry for cold text section if it was used.
5562 (output_aranges): Only output entries for text section and cold
5563 text section if they were used.
5565 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5567 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5569 (debug_generic_stmt): Likewise.
5570 (debug_tree_chain): Likewise.
5572 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5574 * tree-data-refs.c (split_constant_offset): Expose.
5575 * tree-data-refs.h (split_constant_offset): Add declaration.
5577 * tree-vectorizer.h (dr_alignment_support): Renamed
5578 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5579 Added a new value dr_explicit_realign.
5580 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5581 dr_offset, dr_step, and dr_aligned_to, along with new access
5582 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5583 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5584 STMT_VINFO_DR_ALIGNED_TO.
5586 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5588 In case of outer-loop vectorization with non-fixed misalignment - use
5589 the dr_explicit_realign scheme instead of the optimized realignment
5591 (new_stmt_vec_info): Initialize new fields.
5593 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5594 'nested_in_vect_loop' case. Change verbosity level.
5595 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5596 Don't fail on zero step in the outer-loop for loads.
5597 (vect_analyze_data_refs): Call split_constant_offset to calculate
5598 base, offset and init relative to the outer-loop.
5600 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5601 BSI function argument with a new function argument - at_loop.
5602 Simplify the condition that determines STEP. Takes additional argument
5603 INV_P. Support outer-loop vectorization (handle the
5604 nested_in_vect_loop case), including zero step in the outer-loop. Call
5605 vect_create_addr_base_for_vector_ref with additional argument.
5606 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5607 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5608 Fixed and simplified calculation of step.
5609 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5610 of bsi, and with additional argument. Call bump_vector_ptr with
5611 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5612 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5613 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5614 when the realignment setup needs to take place inside the loop.
5615 Support the dr_explicit_realign scheme. Allow generating the optimized
5616 realignment scheme for outer-loop vectorization. Added documentation.
5617 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5618 the 'nested_in_vect_loop' case, including loads that are invariant in
5619 the outer-loop and the realignment schemes. Handle the case when the
5620 realignment setup needs to take place inside the loop. Call
5621 vect_setup_realignment with additional arguments. Call
5622 vect_create_data_ref_ptr with additional argument and with loop instead
5623 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5624 (vect_gen_niters_for_prolog_loop): Call
5625 vect_create_addr_base_for_vector_ref with additional arguments.
5626 (vect_create_cond_for_align_checks): Likewise.
5627 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5628 scheme: takes additional argument bump; argument ptr_incr is now
5629 optional; updated documentation.
5630 (vect_init_vector): Takes additional argument (bsi). Use it, if
5631 available, to insert the vector initialization.
5632 (get_initial_def_for_induction): Pass additional argument in call to
5634 (vect_get_vec_def_for_operand): Likewise.
5635 (vect_setup_realignment): Likewise.
5636 (vectorizable_load): Likewise.
5638 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5640 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5641 as argument instead of struct loop.
5642 (nested_in_vect_loop_p): New function.
5643 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5645 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5646 from other phis in the loop.
5647 (destroy_loop_vec_info): Add additional argument to declaration.
5649 * tree-vectorizer.c (supportable_widening_operation): Also check if
5650 nested_in_vect_loop_p (don't allow changing the order in this case).
5651 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5652 of struct loop. Call nested_in_vect_loop_p and don't require
5653 flag_unsafe_math_optimizations if it returns true.
5654 (new_stmt_vec_info): When setting def_type for phis differentiate
5655 loop-header phis from other phis.
5656 (bb_in_loop_p): New function.
5657 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5658 just update their loop_vinfo. Order of BB traversal now matters -
5659 call dfs_enumerate_from with bb_in_loop_p.
5660 (destroy_loop_vec_info): Takes additional argument to control whether
5661 stmt_vinfo of the loop stmts should be destroyed as well.
5662 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5663 reduction stmt to be defines by a non loop-header phi.
5664 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5666 * tree-vect-transform.c (vectorizable_reduction): Call
5667 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5668 (vectorizable_call): Likewise.
5669 (vectorizable_conversion): Likewise.
5670 (vectorizable_operation): Likewise.
5671 (vectorizable_type_promotion): Likewise.
5672 (vectorizable_type_demotion): Likewise.
5673 (vectorizable_store): Likewise.
5674 (vectorizable_live_operation): Likewise.
5675 (vectorizable_reduction): Likewise. Also pass loop_info to
5676 vect_is_simple_reduction instead of loop.
5677 (vect_init_vector): Call nested_in_vect_loop_p.
5678 (get_initial_def_for_reduction): Likewise.
5679 (vect_create_epilog_for_reduction): Likewise.
5680 (vect_init_vector): Check which loop to work with, in case there's an
5682 (get_initial_def_for_inducion): Extend to handle outer-loop
5683 vectorization. Fix indentation.
5684 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5685 In the case vect_induction_def get the vector def from the induction
5686 phi node, instead of calling get_initial_def_for_inducion.
5687 (get_initial_def_for_reduction): Extend to handle outer-loop
5689 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5691 (vect_transform_loop): Change assert to just skip this case. Add a
5693 (vect_finish_stmt_generation): Add a couple asserts.
5695 (vect_estimate_min_profitable_iters): Multiply
5696 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5698 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5699 this is an inner-loop reduction in outer-loop vectorization.
5701 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5702 Same code as what used to be vect_analyze_scalar_cycles, only with
5703 additional argument loop, and loop_info passed to
5704 vect_is_simple_reduction instead of loop.
5705 (vect_analyze_scalar_cycles): Code factored out into
5706 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5707 Updated documentation.
5708 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5709 outer-loop vectorization that are live or not used in the outerloop,
5710 cause this requires special handling.
5711 (vect_enhance_data_refs_alignment): Don't consider versioning for
5713 (vect_analyze_data_refs): Check that there are no datarefs in the
5715 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5716 and vect_used_in_outer_by_reduction cases.
5717 (process_use): Also consider the case of outer-loop stmt defining an
5718 inner-loop stmt and vice versa.
5719 (vect_analyze_loop_1): New function.
5720 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5721 loops. Call vect_analyze_loop_1.
5722 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5723 been vectorized. Call destroy_loop_vec_info with additional argument.
5725 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5726 in the inner-loop when doing outer-loop vectorization. Add
5727 documentation and printout.
5728 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5729 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5731 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5733 * tree-affine.h (print_aff): New prototype.
5734 (debug_aff): Likewise.
5735 * tree-affine.c (print_aff): New function.
5736 (debug_aff): Likewise.
5738 2007-08-18 Paul Brook <paul@codesourcery.com>
5739 Joseph Myers <joseph@codesourcery.com>
5741 * common.opt (-fdebug-prefix-map=): New option.
5742 * opts.c: Include debug.h.
5743 (common_handle_option): Handle -fdebug-prefix-map.
5744 * final.c: Include ggc.h.
5745 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5746 remap_debug_filename): New.
5747 * Makefile.in (final.o, opts.o): Update dependencies.
5748 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5749 * configure.ac: Check for assembler --debug-prefix-map support.
5750 * configure, config.in: Regenerate.
5751 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5752 (ASM_DEBUG_SPEC): Include ASM_MAP.
5753 * doc/install.texi (--with-debug-prefix-map): Document.
5754 * doc/invoke.texi (-fdebug-prefix-map): Document.
5755 * dbxout.c (dbxout_init, dbxout_start_source_file,
5756 dbxout_source_file): Call remap_debug_filename.
5757 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5758 dwarf2out_start_source_file, dwarf2out_finish): Call
5759 remap_debug_filename.
5760 (file_table_relative_p): Do not check d->emitted_number.
5761 * toplev.c (output_file_directive): Call remap_debug_filename.
5762 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5763 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5765 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5767 * loop-invariant.c (find_invariants_to_move): Add missing macro
5770 2007-08-17 Tom Tromey <tromey@redhat.com>
5772 * tree.h (struct tree_label_decl): Removed old "java" fields.
5774 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5775 Nigel Stephens <nigel@mips.com>
5777 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5778 Treat -mno-data-in-code and -mcode-xonly as aliases for
5779 -mcode-readable=no and -mcode-readable=pcrel respectively.
5780 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5781 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5782 (MULTILIB_DIRNAMES): Update accordingly.
5784 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5786 * Makefile.in (version.o): Depend on $(REVISION) only if
5787 REVISION_s is defined.
5789 2007-08-17 Sa Liu <saliu@de.ibm.com>
5790 Ulrich Weigand <uweigand@de.ibm.com>
5793 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5794 use build_qualified_type to retain qualifiers of the base type.
5796 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5798 * config/score/score.md : Update pattern tablejump.
5799 * config/score/score.c : Update score_initialize_trampoline
5801 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5802 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5803 * doc/contrib.texi: Add my entry.
5805 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5807 * Makefile.in (REVISION): New.
5810 (version.o): Also depend on $(REVISION). Add
5811 -DREVISION=$(REVISION_s).
5813 * version.c (version_string): Add REVISION.
5815 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5817 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5818 of GOTO that's relocated to a different block.
5820 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5822 * c-common.c (const_strip_array_types): New.
5823 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5824 (const_strip_array_types): New.
5825 * c-objc-common.c (c_disregard_inline_limits,
5826 c_warn_unused_global_decl): Constify.
5827 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5828 c_vla_type_p, c_incomplete_type_error): Likewise.
5829 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5830 * hooks.c (hook_bool_const_tree_false): New.
5831 * hooks.h (hook_bool_const_tree_false): Likewise.
5832 * langhooks-def.h (lhd_warn_unused_global_decl,
5833 lhd_incomplete_type_error, lhd_expr_size,
5834 lhd_tree_inlining_disregard_inline_limits,
5835 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5836 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5837 * langhooks.c (lhd_warn_unused_global_decl,
5838 lhd_incomplete_type_error,
5839 lhd_tree_inlining_disregard_inline_limits,
5840 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5841 lhd_expr_size): Likewise.
5842 * langhooks.h (lang_hooks_for_tree_inlining,
5843 lang_hooks_for_tree_dump, lang_hooks_for_types,
5844 lang_hooks_for_decls, lang_hooks): Likewise.
5845 * pointer-set.c (pointer_set_t, pointer_set_create,
5846 pointer_set_contains, insert_aux, pointer_set_insert,
5847 pointer_set_traverse, pointer_map_t, pointer_map_create,
5848 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5850 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5851 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5852 pointer_map_traverse): Likewise.
5853 * predict.c (assert_is_empty): Likewise.
5854 * tree-affine.c (free_name_expansion): Likewise.
5855 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5856 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5857 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5859 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5861 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5863 (destroy_loop_vec_info): Add call to VEC_free.
5864 * tree-vectorizer.h (may_alias_ddrs): Define.
5865 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5866 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5867 Change reporting to dump.
5868 (vect_is_duplicate_ddr): New.
5869 (vect_mark_for_runtime_alias_test): New.
5870 (vect_analyze_data_ref_dependences) Add call to
5871 vect_mark_for_runtime_alias_test.
5872 (vect_enhance_data_refs_alignment): Define local variable
5873 vect_versioning_for_alias_required, don't perform
5874 peeling for alignment if versioning for alias is
5876 (vect_enhance_data_refs_alignment): Use
5877 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5878 PARAM_VECT_MAX_VERSION_CHECKS.
5879 * tree-vect-transform.c
5880 (vect_create_cond_for_alias_checks): New.
5881 (vect_transform_loop): Add call to
5882 vect_create_cond_for_alias_checks.
5883 (vect_vfa_segment_size): New.
5884 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5886 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5887 * gcc/doc/invoke.texi
5888 (vect-max-version-for-alignment-checks): Document.
5889 (vect-max-version-for-alias-checks): Document.
5890 (vect-max-version-checks): Remove.
5892 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5894 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5895 the same line as the instruction for all asm dialects.
5896 (*rep_movsi): Ditto.
5897 (*rep_movsi_rex64): Ditto.
5898 (*rep_movqi): Ditto.
5899 (*rep_movqi_rex64): Ditto.
5900 (*rep_stosdi_rex64): Ditto.
5901 (*rep_stossi): Ditto.
5902 (*rep_stossi_rex64): Ditto.
5903 (*rep_stosqi): Ditto.
5904 (*rep_stosqi_rex64): Ditto.
5905 (*cmpstrnqi_nz_1): Ditto.
5906 (*cmpstrnqi_nz_rex_1): Ditto.
5907 (*cmpstrnqi_1): Ditto.
5908 (*cmpstrnqi_rex_1): Ditto.
5909 (*strlenqi_1): Ditto.
5910 (*strlenqi_rex_1): Ditto.
5911 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5912 prefix on the same line as the instruction for all asm dialects.
5913 (sync_double_compare_and_swap<mode>): Ditto.
5914 (*sync_double_compare_and_swapdi_pic): Ditto.
5915 (*sync_compare_and_swap_cc<mode>): Ditto.
5916 (sync_double_compare_and_swap_cc<mode>): Ditto.
5917 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5918 (sync_old_add<mode>): Ditto.
5919 (sync_add<mode>): Ditto.
5920 (sync_sub<mode>): Ditto.
5921 (sync_ior<mode>): Ditto.
5922 (sync_and<mode>): Ditto.
5923 (sync_xor<mode>): Ditto.
5925 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5928 * reload.c (find_reloads): Check that the memory returned by
5929 find_reloads_toplev was not the result of forcing a constant
5931 (find_reloads_toplev): Always use simplify_gen_subreg to get
5932 the subreg of a constant. If the result is also a constant,
5933 but not a legitimate one, force it into the constant pool
5934 and reload its address.
5936 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5938 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5941 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5943 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5944 directive for the current vector ABI.
5946 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5949 * caller-save.c (reg_save_code): Set invalide status on restore code.
5951 2007-08-15 Diego Novillo <dnovillo@google.com>
5953 * tree-ssa-alias.c (compute_memory_partitions): Use
5954 alias_bitmap_obstack to allocate bitmaps.
5955 (reset_alias_info): Factor out of init_alias_info.
5956 Mark all name tags not associated to an SSA name for renaming.
5957 (init_alias_info): Call it.
5958 (create_name_tags): Tidy. Add comments.
5959 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5961 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5963 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5964 scheduler dependencies.
5966 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5968 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5970 (*iorsi_1_zext): Likewise.
5971 (*iorsi_1_zext_imm): Likewise.
5972 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5973 with "rm"/"xm" constraint.
5974 (sse2_vmsqrtv2df2): Likewise.
5976 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5979 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5982 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5984 * tree-pass.h (PROP_pta): Removed.
5985 (TODO_rebuild_alias): New.
5986 (pass_may_alias): Removed.
5987 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5988 aliasing if we changed something.
5989 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5991 (pass_may_alias): Removed.
5992 (create_structure_vars): Return TODO_rebuild_alias.
5993 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5994 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5996 (tree_sra_early): We never affect aliasing right now.
5997 * tree-flow.h (compute_may_aliases): New prototype.
5998 * passes.c: Remove pass_may_alias from the passes.
5999 (execute_function_todo): Support TODO_rebuild_alias.
6001 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6003 * i386.c: (legitimize_address): Move dllimported variable check
6004 infront of legitimizing pic address of CONST symbols.
6006 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6008 PR tree-optimization/32941
6009 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6010 (goto_queue_cmp): Remove.
6011 (find_goto_replacement): Change search method.
6012 (maybe_record_in_goto_queue): Add assert.
6013 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6014 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6016 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6018 * alias.c (component_uses_parent_alias_set): Constify.
6019 * alias.h (component_uses_parent_alias_set): Likewise.
6020 * cfgrtl.c (print_rtl_with_bb): Likewise.
6021 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6022 mpz_get_double_int): Likewise.
6023 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6024 mpz_get_double_int): Likewise.
6025 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6026 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6028 * expr.h (safe_from_p): Likewise.
6029 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6031 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6032 zero_sized_type, goa_lhs_expr_p): Likewise.
6033 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6034 * rtl.h (print_rtl_with_bb): Likewise.
6035 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6036 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6037 * tree-flow-inline.h (bb_stmt_list): Constify.
6038 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6040 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6041 const_first_stmt, const_last_stmt): New.
6042 (block_may_fallthru, empty_block_p): Constify.
6043 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6044 EXPR_ONLY_BODY): New.
6045 (expr_first, expr_last, expr_only): Use macro for body.
6046 (const_expr_first, const_expr_last, const_expr_only): New.
6047 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6048 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6049 ctsi_prev, ctsi_stmt): New.
6050 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6051 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6052 * tree-ssa-loop-niter.c (loop_only_exit_p,
6053 derive_constant_upper_bound): Likewise.
6054 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6055 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6056 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6057 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6058 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6059 * tree.c (get_type_static_bounds): Likewise.
6060 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6061 (get_type_static_bounds): Constify.
6063 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6066 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6067 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6068 (*<addsub><mode>3_cc_overflow): New.
6069 (*add<mode>3_cconly_overflow): New.
6070 (*sub<mode>3_cconly_overflow): New.
6071 (*<addsub>si3_zext_cc_overflow): New.
6072 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6073 CCCmode for LTU, GTU, LEU and GEU.
6074 (ix86_comparison_operator): Likewise.
6075 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6076 * config/i386/i386.c (put_condition_code): Support CCCmode.
6077 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6078 or MINUS expressions.
6080 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6083 * c-typeck.c (build_binary_op): Disallow vector float types with
6084 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6086 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6088 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6089 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6090 (dep_def): New typedef.
6091 (init_dep_1, sd_debug_dep): Declare functions.
6092 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6093 (debug_dep_links): Remove.
6094 (struct _deps_list): New field 'n_links'.
6095 (DEPS_LIST_N_LINKS): New macro.
6096 (FOR_EACH_DEP_LINK): Remove.
6097 (create_deps_list, free_deps_list, delete_deps_list): Remove
6099 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6100 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6101 (copy_deps_list_change_con, move_dep_link): Ditto.
6102 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6103 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6105 (INSN_BACK_DEPS): Remove.
6106 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6108 (INSN_DEP_COUNT): Remove.
6109 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6110 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6111 Declare global variables.
6112 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6113 (add_forw_dep, compute_forward_dependences): Remove declarations.
6114 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6115 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6116 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6118 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6120 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6121 (sd_list_types_def): New typedef.
6122 (sd_next_list): Declare function.
6123 (struct _sd_iterator): New type.
6124 (sd_iterator_def): New typedef.
6125 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6127 (FOR_EACH_DEP): New cycle wrapper.
6128 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6130 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6131 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6134 * sched-deps.c (init_dep_1): Make global.
6135 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6137 (dump_dep): New static function.
6138 (dump_dep_flags): New static variable.
6139 (sd_debug_dep): New function.
6140 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6142 (move_dep_link): Use remove_from_deps_list (), instead of
6144 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6145 (dep_link_is_detached_p): New static function.
6146 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6148 (dn_pool, dl_pool): New alloc_pools.
6149 (dn_pool_diff, dl_pool_diff): New static variables.
6150 (create_dep_node, delete_dep_node): New static function.
6151 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6152 (deps_list_empty_p): Make it static. Use 'n_links' field.
6153 (deps_pools_are_empty_p): New static function.
6154 (alloc_deps_list, delete_deps_list): Remove.
6155 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6156 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6157 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6158 (forward_dependency_cache): Remove.
6159 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6160 'back' from the names. Change signature to use dep_t instead of
6162 (add_back_dep): Ditto. Make global.
6163 (check_dep_status): Rename to check_dep ().
6164 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6166 (sd_finish_insn): Ditto.
6167 (sd_find_dep_between_no_cache): New static function.
6168 (sd_find_dep_between): New function.
6169 (ask_dependency_caches, set_dependency_caches): New static functions.
6170 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6171 (add_or_update_dep_1): Separate pieces of functionality into
6172 ask_dependency_caches (), update_dependency_caches (),
6173 change_spec_dep_to_hard (), update_dep ().
6174 (get_back_and_forw_lists): New static function.
6175 (sd_add_dep): Separate setting of dependency caches into
6176 set_dependency_caches ().
6177 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6179 (sd_delete_dep): Ditto.
6180 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6181 (dump_lists): New static function.
6182 (sd_debug_lists): New debug function.
6183 (delete_all_dependences, fixup_sched_groups): Update to use
6184 sd_* infrastructure.
6185 (sched_analyze_2): Create data-speculative dependency only if
6186 data-speculation is enabled.
6187 (sched_analyze_insn): If insn cannot be speculative, make all its
6188 dependencies non-speculative.
6189 (sched_analyze): Use sd_init_insn ().
6190 (add_forw_dep, compute_forward_dependencies): Remove.
6191 (delete_dep_nodes_in_back_deps): New static function.
6192 (sched_free_deps): New function.
6193 (init_dependency_caches): Init alloc_pools.
6194 (extend_depedency_caches): Update after removing of
6195 forward_dependency_cache.
6196 (free_dependency_caches): Ditto. Free alloc_pools.
6197 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6198 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6200 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6201 (add_dependence): Use init_dep ().
6202 (get_dep_weak_1): New static function.
6203 (get_dep_weak): Move logic to get_dep_weak_1 ().
6204 (dump_ds): New static function moved from haifa-sched.c:
6205 debug_spec_status ().
6206 (debug_ds): New debug function.
6207 (check_dep_status): Rename to check_dep (). Update to check whole
6210 * haifa-sched.c (spec_info): Make global.
6211 (added_recovery_block_p): Rename to
6212 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6213 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6214 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6215 to use new interfaces.
6216 (ok_for_early_queue_removal): Ditto.
6217 (schedule_block): Initialize logical uids of insns emitted by the
6219 (sched_init): Initialize new variable.
6220 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6222 (extend_global): Initialize insn data.
6223 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6224 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6226 (add_to_speculative_block): Update to use new interfaces.
6227 (create_recovery_block): Set new variables.
6228 (create_check_block_twin, fix_recovery_deps): Update to use new
6230 (sched_insn_is_legitimate_for_speculation_p): New function.
6231 (speculate_insn): Move checking logic to
6232 sched_insn_is_legitimate_for_speculation_p ().
6233 (sched_remove_insn): Finalize sched-deps information of instruction.
6234 (clear_priorities, add_jump_dependencies): Update to use new
6236 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6238 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6239 to use new interfaces.
6240 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6241 (new_ready): Try to use control speculation only if it is available.
6242 (add_branch_dependences): Update to use new interfaces.
6243 (compute_block_backward_dependences): Rename to
6244 compute_block_dependences (). Call
6245 targetm.sched.dependencies_evaluation_hook ().
6246 (free_block_dependencies): New static function.
6247 (debug_dependencies): Update to use new interfaces.
6248 (schedule_region): Remove separate computation of forward dependencies.
6249 Move call of targetm.sched.dependencies_evaluation_hook () to
6250 compute_block_dependences (). Free dependencies at the end of
6251 scheduling the region.
6253 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6255 (add_deps_for_risky_insns): Ditto.
6256 (schedule_ebb): Remove separate computation of forward dependencies.
6257 Free dependencies at the end of scheduling the ebb.
6259 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6260 (build_intra_loop_deps): Ditto. Remove separate computation of
6261 forward dependencies. Free sched-deps dependencies.
6263 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6264 to use new interfaces.
6265 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6267 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6269 (is_costly_group): Ditto.
6271 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * alias.c (rtx_equal_for_memref_p): Constify.
6274 * basic-block.h (const_edge, const_basic_block): New.
6275 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6276 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6277 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6278 probably_never_executed_bb_p, edge_probability_reliable_p,
6279 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6280 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6282 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6283 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6285 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6286 flow_nodes_print, dfs_enumerate_from): Likewise.
6287 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6288 control_flow_insn_p, count_basic_blocks): Likewise.
6289 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6290 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6291 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6292 average_num_loop_insns, loop_exit_edge_p,
6293 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6294 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6295 average_num_loop_insns, seq_cost): Likewise.
6296 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6297 * dominance.c (dominated_by_p): Likewise.
6298 * emit-rtl.c (validate_subreg): Likewise.
6299 * except.c (can_throw_internal, can_throw_external): Likewise.
6300 * except.h (can_throw_internal, can_throw_external): Likewise.
6301 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6302 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6303 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6304 simple_mem, store_ops_ok, load_kills_store, find_loads,
6305 store_killed_in_insn, store_killed_after, store_killed_before,
6306 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6308 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6309 noce_mem_write_may_trap_or_fault_p): Likewise.
6310 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6312 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6314 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6315 probably_cold_bb_p, probably_never_executed_bb_p,
6316 edge_probability_reliable_p, br_prob_note_reliable_p,
6317 can_predict_insn_p): Likewise.
6318 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6319 * resource.c (return_insn_p): Likewise.
6320 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6322 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6323 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6324 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6325 verify_gimple_modify_stmt): Likewise.
6326 * tree-chrec.c (is_not_constant_evolution,
6327 is_multivariate_chrec_rec, is_multivariate_chrec,
6328 chrec_contains_symbols, chrec_contains_undetermined,
6329 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6330 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6331 eq_evolutions_p, scev_direction): Likewise.
6332 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6333 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6334 chrec_contains_symbols_defined_in_loop,
6335 chrec_contains_undetermined, tree_contains_chrecs,
6336 evolution_function_is_affine_multivariate_p,
6337 evolution_function_is_univariate_p, chrec_zerop,
6338 evolution_function_is_constant_p, evolution_function_is_affine_p,
6339 evolution_function_is_affine_or_constant_p,
6340 tree_does_not_contain_chrecs, chrec_type): Likewise.
6341 * tree-data-ref.c (tree_fold_divides_p,
6342 object_address_invariant_in_loop_p, dr_may_alias_p,
6343 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6344 same_access_functions, constant_access_functions,
6345 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6347 * tree-flow.h (scev_direction): Likewise.
6348 * tree-gimple.c (is_gimple_stmt): Likewise.
6349 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6351 * tree-pretty-print.c (op_prio): Likewise.
6352 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6353 analyzable_condition, backedge_phi_arg_p): Likewise.
6354 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6355 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6356 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6359 2007-08-13 Dan Hipschman <dsh@google.com>
6362 * c-format.c (check_format_arg): Move check for zero-length
6363 format strings below the check for unterminated strings.
6365 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6368 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6371 2007-08-13 Nick Clifton <nickc@redhat.com>
6373 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6375 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6378 * c-format.c (gcc_gfc_length_specs): New array.
6379 (gcc_gfc_char_table): Add unsigned specifier, and references to
6380 the l length modifier.
6381 (format_types_orig): Use the new gcc_gfc_length_specs.
6383 2007-08-12 Sa Liu <saliu@de.ibm.com>
6385 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6386 and with REG_RETVAL note after split.
6388 2007-08-11 David Daney <ddaney@avtrex.com>
6390 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6391 as ATTRIBUTE_UNUSED.
6393 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6394 Segher Boessenkool <segher@kernel.crashing.org>
6396 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6397 HAVE_LOCAL_CPU_DETECT not defined.
6399 2007-08-11 Jan Hubicka <jh@suse.cz>
6401 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6402 (cgraph_process_new_functions): Honor previous value of
6403 disregard_inline_limits.
6404 * ipa-inline.c (compute_inline_parameters): Likewise.
6406 2007-08-11 Ian Lance Taylor <iant@google.com>
6408 * alias.h (alias_set_type): Define new type.
6409 (ALIAS_SET_MEMORY_BARRIER): Use it.
6410 * rtl.h: Include alias.h.
6411 (struct mem_attrs): Use alias_set_type.
6412 * tree.h: Include alias.h
6413 (struct tree_type): Use alias_set_type.
6414 (struct tree_struct_field_tag): Likewise.
6415 (struct tree_decl_common): Likewise.
6416 * alias.c (struct alias_set_entry): Use alias_set_type.
6417 (get_alias_set_entry, alias_set_subset_of): Likewise.
6418 (alias_sets_conflict_p): Likewise.
6419 (alias_sets_must_conflict_p): Likewise.
6420 (objects_must_conflict_p): Likewise.
6421 (get_alias_set, new_alias_set): Likewise.
6422 (record_alias_subset, record_component_aliases): Likewise.
6423 (varargs_set, frame_set): Change to alias_set_type.
6424 (get_varargs_alias_set): Use alias_set_type.
6425 (get_frame_alias_set): Likewise.
6426 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6427 * dse.c (struct store_info): Use alias_set_type.
6428 (struct read_info, struct clear_alias_mode_holder): Likewise.
6429 (clear_alias_set_lookup, canon_address): Likewise.
6430 (record_store, check_mem_read_rtx): Likewise.
6431 (dse_record_singleton_alias_set): Likewise.
6432 (dse_invalidate_singleton_alias_set): Likewise.
6433 * emit-rtl.c (get_mem_attrs): Likewise.
6434 (set_mem_attributes_minus_bitpos): Likewise.
6435 (set_mem_alias_set): Likewise.
6436 * expr.c (store_constructor_field, store_field): Likewise.
6437 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6438 * langhooks.c (lhd_get_alias_set): Likewise.
6439 * langhooks-def.h (lhd_get_alias_set): Likewise.
6440 * reload1.c (alter_reg): Likewise.
6441 * tree-flow.h (struct fieldoff): Likewise.
6442 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6443 (may_alias_p, get_smt_for, create_sft): Likewise.
6444 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6445 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6446 (merge_smts_into): Likewise.
6447 * varasm.c (const_alias_set): Likewise.
6448 * c-common.c (strict_aliasing_warning): Likewise.
6449 (c_common_get_alias_set): Likewise.
6450 * dse.h (dse_record_singleton_alias_set): Update declaration.
6451 (dse_invalidate_singleton_alias_set): Likewise.
6452 * emit-rtl.h (set_mem_alias_set): Likewise.
6453 * c-common.h (c_common_get_alias_set): Likewise.
6454 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6455 * print-tree.c (print_node): Likewise.
6456 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6458 (alpha_setup_incoming_varargs): Use alias_set_type.
6459 * config/i386/i386.c (setup_incoming_varargs_64): Use
6461 (setup_incoming_varargs_ms_64): Likewise.
6462 (ix86_GOT_alias_set): Likewise.
6463 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6464 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6465 (set): Change to alias_set_type.
6466 (get_TOC_alias_set): Use alias_set_type.
6467 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6469 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6470 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6472 (struct_value_alias_set): Likewise.
6473 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6475 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6477 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6478 * config/vxworks.h (TARGET_VXWORKS): Override.
6479 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6480 "mips" if TARGET_VXWORKS.
6482 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6484 * calls.c (avoid_likely_spilled_reg): New function.
6485 (expand_call): Use it.
6487 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6491 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6493 * config/mips/predicates.md (const_call_insn_operand): Invoke
6494 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6496 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6499 * config/rs6000/driver-rs6000.c: Include link.h.
6500 Use ElfW instead of wordsize-specif typedef.
6502 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6504 * system.h (CONST_CAST): New.
6505 * c-decl.c (c_make_fname_decl): Use it.
6506 * c-lex.c (cb_ident, lex_string): Likewise.
6507 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6508 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6509 give_switch, set_multilib_dir): Likewise.
6510 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6511 * passes.c (execute_one_pass): Likewise.
6512 * prefix.c (update_path): Likewise.
6513 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6514 * tree.c (build_string): Likewise.
6516 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6518 * tree-flow-inline.h (is_exec_stmt): Remove.
6519 (is_label_stmt): Remove.
6520 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6523 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6525 * lower-subreg.c (resolve_shift_zext): Don't adjust
6526 src_reg_num for wordmode operands.
6528 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6529 David Ung <davidu@mips.com>
6531 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6532 (TARGET_SCHED_REORDER2): Define.
6533 (mips_maybe_swap_ready): New.
6534 (mips_last_74k_agen_insn): New.
6535 (mips_74k_agen_init): New.
6536 (mips_74k_agen_reorder): New function to group loads and stores
6538 (mips_sched_init): New.
6539 (mips_sched_reorder): Don't do initialization here. Call
6540 mips_74k_agen_reorder.
6541 (mips_variable_issue): Call mips_74k_agen_init.
6543 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6545 * tree-flow-inline.h (get_filename): Remove.
6547 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6549 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6551 (mips_fetch_insns): Delete in favor of...
6552 (mips_load_store_insns): ...this new function.
6553 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6554 to say whether multiword moves _might_ be split.
6555 (mips_fetch_insns): Delete in favor of...
6556 (mips_load_store_insns): ...this new function.
6557 (mips_rtx_costs): Update the call to mips_address_insns.
6558 (mips_address_cost): Likewise.
6559 * config/mips/mips.md (length): Use mips_load_store_insns instead
6560 of mips_fetch_insns.
6561 * config/mips/constraints.md (R): Use mips_address_insns rather
6562 than mips_fetch_insns. Assume that the move never needs to be split.
6564 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6566 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6567 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6568 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6569 * config/mips/mips.h (mips16_hard_float): Delete.
6570 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6571 definitions, and replace with....
6572 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6573 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6574 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6575 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6576 (override_options): Replace MASK_SOFT_FLOAT references with
6577 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6578 and mips16_hard_float when TARGET_MIPS16.
6580 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6583 * c-typeck.c (build_binary_op): Check for non pointer types before
6584 calling int_fits_type_p.
6586 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6589 * fold-const.c (omit_one_operand): Return only the ommitted expression
6590 if the result is an empty statement.
6591 (pedantic_omit_one_operand): Likewise.
6593 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6595 * c-typeck.c (readonly_error): Improve error for assignment.
6597 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6599 (pp_c_expression): Ditto.
6601 2007-08-09 Simon Baldwin <simonb@google.com>
6603 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6604 break that was preventing simplify_associative_operation() for xor.
6606 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6607 Nigel Stephens <nigel@mips.com>
6609 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6610 Document change in interpretation of value from boolean to
6612 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6613 ffs and ctz using clz.
6614 (expand_unop): Call them.
6615 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6617 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6618 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6619 enable the new ffs expansion on this target.
6621 2007-08-09 Jan Hubicka <jh@suse.cz>
6623 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6624 (expand_ternary_op): Likewise.
6625 (expand_vec_shift_expr): Likewise.
6626 (expand_binop_directly): Likewise.
6627 (expand_binop): Likewise.
6628 (sign_expand_binop): Likewise.
6629 (expand_twoval_unop): Likewise.
6630 (expand_twoval_binop): Likewise.
6631 (expand_twoval_binop_libfunc): Likewise.
6632 (widen_clz): Likewise.
6633 (widen_bswap): Likewise.
6634 (expand_parity): Likewise.
6635 (expand_unop): Likewise.
6636 (expand_abs_nojump): Likewise.
6637 (expand_copysign): Likewise.
6638 (emit_no_conflict_block): Likewise.
6639 (emit_libcall_block): Likewise.
6640 (can_compare_p): Likewise.
6641 (prepare_cmp_insn): Likewise.
6642 (emit_cmp_and_jump_insn_1): Likewise.
6643 (prepare_float_lib_cmp): Likewise.
6644 (emit_conditional_add): Likewise.
6645 (gen_add2_insn): Likewise.
6646 (have_add2_insn): Likewise.
6647 (gen_sub2_insn): Likewise.
6648 (have_sub2_insn): Likewise.
6649 (can_extend_p): Likewise.
6650 (can_fix_p): Likewise.
6651 (can_float_p): Likewise.
6652 (expand_float): Likewise.
6653 (expand_fix): Likewise.
6654 (expand_sfix_optab): Likewise.
6655 (new_optab): Likewise.
6656 (new_convert_optab): Likewise.
6657 (init_libfuncs): Likewise.
6658 (init_interclass_conv_libfuncs): Likewise.
6659 (init_intraclass_conv_libfuncs): Likewise.
6660 (set_conv_libfunc): Likewise.
6661 (init_optabs): Likewise.
6662 (debug_optab_libfuncs): Likewise.
6663 (gen_cond_trap): Likewise.
6664 * optabs.h (optab_handler, convert_optab_hanlder): New.
6665 * genopinit.c: Update optabs generation table.
6666 * reload.c (find_reloads_address_1): Use optabs accestors.
6667 * builtins.c (expand_builtin_mathfn): Likewise.
6668 (expand_builtin_mathfn_2): Likewise.
6669 (expand_builtin_mathfn_3): Likewise.
6670 (expand_builtin_interclass_mathfn): Likewise.
6671 (expand_builtin_sincos): Likewise.
6672 (expand_builtin_cexpi): Likewise.
6673 (expand_builtin_powi): Likewise.
6674 (expand_builtin_strlen): Likewise.
6675 * dojump.c (do_jump): Likewise.
6676 * expr.c (convert_move): Likewise.
6677 (move_by_pieces): Likewise.
6678 (move_by_pieces_ninsns): Likewise.
6679 (can_store_by_pieces): Likewise.
6680 (store_by_pieces_1): Likewise.
6681 (emit_move_via_integer): Likewise.
6682 (emit_move_complex): Likewise.
6683 (emit_move_ccmode): Likewise.
6684 (emit_move_insn_1): Likewise.
6685 (emit_single_push_insn): Likewise.
6686 (store_constructor): Likewise.
6687 (expand_expr_real_1): Likewise.
6688 (do_store_flag): Likewise.
6689 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6690 (enumerate_modes): Likewise.
6691 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6692 (supportable_widening_operation): Likewise.
6693 (supportable_narrowing_operation): Likewise.
6694 * expmed.c (store_bit_field_1): Likewise.
6695 (extract_bit_field_1): Likewise.
6696 (expand_mult_highpart_optab): Likewise.
6697 (expand_smod_pow2): Likewise.
6698 (expand_divmod): Likewise.
6699 (emit_store_flag): Likewise.
6700 * tree-vect-patterns.c
6701 (vect_pattern_recog_1): Likewise.
6702 * tree-ssa-loop-prefetch.c
6703 (nontemporal_store_p): Likewise.
6704 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6705 (vect_create_epilog_for_reduction): Likewise.
6706 (vectorizable_reduction): Likewise.
6707 (vectorizable_operation): Likewise.
6708 (vect_strided_store_supported): Likewise.
6709 (vectorizable_store): Likewise.
6710 (vect_strided_load_supported): Likewise.
6711 (vectorizable_load): Likewise.
6712 * combine.c (simplify_comparison): Likewise.
6713 * tree-vect-generic.c
6714 (type_for_widest_vector_mode): Likewise.
6715 (expand_vector_operations_1): Likewise.
6716 * config/spu/spu.c (spu_expand_mov): Likewise.
6717 (spu_emit_vector_compare): Likewise.
6718 * config/rs6000/rs6000.c
6719 (rs6000_emit_vector_compare): Likewise.
6720 * stmt.c (add_case_node): Likewise.
6721 * reload1.c (gen_reload):
6723 2007-08-09 Michael Matz <matz@suse.de>
6725 * tree.h (fixed_zerop): Declare as taking a const_tree.
6726 * tree.c (fixed_zerop): Take a const_tree.
6728 2007-08-09 Ira Rosen <irar@il.ibm.com>
6730 * tree-vect-transform.c (vectorizable_store): Remove call to
6731 copy_virtual_operands() and call mark_symbols_for_renaming() for
6732 the created vector store.
6733 (vect_setup_realignment): Don't call copy_virtual_operands() and
6734 update_vuses_to_preheader().
6735 (vectorizable_load): Don't call copy_virtual_operands().
6736 (update_vuses_to_preheader): Remove.
6738 2007-08-08 Chao-ying Fu <fu@mips.com>
6740 * tree.def (FIXED_POINT_TYPE): New type.
6741 (FIXED_CST): New constant.
6742 (FIXED_CONVERT_EXPR): New expr.
6743 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6744 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6745 * tree.h (struct tree_base): Add saturating_flag.
6746 Remove one bit of spare for saturating_flag.
6747 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6748 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6749 FIXED_POINT_TYPE_P): Define.
6750 (TYPE_SATURATING): Define.
6751 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6752 (struct tree_fixed_cst): New.
6753 (TYPE_IBIT, TYPE_FBIT): Define.
6754 (tree_node): Add fixed_cst.
6755 (enum tree_index): Add new enumeration values of
6756 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6757 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6758 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6759 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6760 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6761 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6762 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6763 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6764 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6765 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6766 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6767 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6768 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6769 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6770 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6771 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6772 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6773 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6774 (sat_short_fract_type_node, sat_fract_type_node,
6775 sat_long_fract_type_node, sat_long_long_fract_type_node,
6776 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6777 sat_unsigned_long_fract_type_node,
6778 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6779 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6780 unsigned_short_fract_type_node, unsigned_fract_type_node,
6781 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6782 sat_short_accum_type_node, sat_accum_type_node,
6783 sat_long_accum_type_node, sat_long_long_accum_type_node,
6784 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6785 sat_unsigned_long_accum_type_node,
6786 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6787 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6788 unsigned_short_accum_type_node, unsigned_accum_type_node,
6789 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6790 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6791 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6792 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6793 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6794 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6795 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6796 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6797 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6798 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6799 sat_uda_type_node, sat_uta_type_node): New macro.
6800 (make_fract_type, make_accum_type): Declare.
6801 (make_signed_fract_type, make_unsigned_fract_type,
6802 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6803 make_signed_accum_type, make_unsigned_accum_type,
6804 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6805 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6806 make_or_reuse_sat_signed_fract_type,
6807 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6808 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6809 make_or_reuse_sat_unsigned_accum_type): New macro.
6810 (fixed_zerop): Declare.
6811 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6812 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6813 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6814 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6815 * treestruct.def: Add TS_FIXED_CST.
6816 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6818 (tree-dump.o): Likewise.
6819 (print-tree.o): Likewise.
6820 (tree-pretty-print.o): Likewise.
6821 (fold-const.o): Likewise.
6822 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6823 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6824 (is_gimple_min_invariant): Handle FIXED_CST.
6825 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6826 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6827 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6828 (layout_type): Handle FIXED_POINT_TYPE.
6829 (make_fract_type, make_accum_type): New functions.
6830 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6831 * tree-dump.c (fixed-value.h): New include.
6832 (dump_fixed): New function.
6833 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6834 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6835 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6836 * tree-pretty-print.c (fixed-value.h): New include.
6837 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6839 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6840 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6841 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6842 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6843 for non-saturating fixed-point types.
6844 (reassociate_bb): Likewise.
6845 * emit-rtl.c (fixed-value.h): New include.
6846 (fconst0, fconst1): New array.
6847 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6848 * tree-vect-generic.c expand_vector_operation): Support
6849 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6851 (type_for_widest_vector_mode): Add one parameter for the
6853 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6855 Pass the satp parameter to type_for_mode for fixed-point types.
6856 (expand_vector_operations_1): Pass the saturating flag to
6857 type_for_widest_vector_mode.
6858 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6859 and MODE_VECTOR_UACCUM.
6860 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6861 (vectorizable_condition): Likewise.
6862 * tree.c (fixed-value.h): New include.
6863 (tree_code_size): Support FIXED_CST.
6864 (build_fixed): New function.
6865 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6866 (fixed_zerop): New function.
6867 (tree_node_structure): Support FIXED_CST.
6868 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6869 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6870 (type_hash_eq): Handle FIXED_POINT_TYPE.
6871 (simple_cst_equal): Support FIXED_CST.
6872 (iterative_hash_expr): Handle FIXED_CST.
6873 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6874 (get_narrower): Likewise.
6875 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6876 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6877 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6878 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6880 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6881 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6882 (initializer_zerop): Support FIXED_CST.
6883 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6884 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6885 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6886 (is_base_type): Handle FIXED_POINT_TYPE.
6887 (add_type_attribute): Handle FIXED_POINT_TYPE.
6888 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6889 * print-tree.c (fixed-value.h): New include.
6890 (print_node_brief): Support FIXED_CST.
6891 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6892 * c-pretty-print.c (fixed-value.h): New include.
6893 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6894 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6895 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6896 Support fixed-point types for inner items in VECTOR_TYPE.
6897 (pp_c_direct_declarator): Likewise.
6898 (pp_c_declarator): Likewise.
6899 (pp_c_fixed_constant): New function.
6900 (pp_c_constant): Handle FIXED_CST.
6901 (pp_c_primary_expression): Likewise.
6902 (pp_c_expression): Likewise.
6903 * fold-const.c (fixed-value.h): New include.
6904 (negate_expr_p): Return true for FIXED_CST.
6905 (fold_negate_expr): Support FIXED_CST.
6906 (split_tree): Support FIXED_CST.
6907 (const_binop): Support FIXED_CST.
6908 (fold_convert_const_int_from_fixed): New function to convert from
6910 (fold_convert_const_real_from_fixed): New function to convert from
6912 (fold_convert_const_fixed_from_fixed): New function to convert from
6913 fixed to another fixed.
6914 (fold_convert_const_fixed_from_int): New function to convert from
6916 (fold_convert_const_fixed_from_real): New function to convert from
6918 (fold_convert_const): Support conversions from fixed to int, from
6919 fixed to real, from fixed to fixed, from int to fixed, and from real
6921 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6922 (operand_equal_p): Support FIXED_CST.
6923 (make_range): For fixed-point modes, we need to pass the
6924 saturating flag as the 2nd parameter.
6925 (tree_swap_operands_p): Handle FIXED_CST.
6926 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6928 (fold_unary): Support FIXED_CONVERT_EXPR.
6929 (fold_binary): Handle FIXED_CST.
6930 Make sure the type is not saturating, before associating operations.
6931 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6932 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6933 (fold_negate_const): Support FIXED_CST.
6934 (fold_relational_const): Support FIXED_CST.
6935 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6936 (gimplify_expr): Handle FIXED_CST.
6937 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6938 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6939 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6940 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6941 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6942 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6943 LONG_LONG_ACCUM_TYPE_SIZE.
6944 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6945 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6946 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6947 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6948 MODE_ACCUM, and MODE_UACCUM.
6949 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6950 fixed-point types to disable reduction.
6951 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6953 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6955 * config/rs6000/x-rs6000: New file.
6956 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6957 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6958 (EXTRA_SPEC_FUNCTIONS): Define.
6959 (HAVE_LOCAL_CPU_DETECT): Define.
6960 (CC1_CPU_SPEC): Define.
6961 * config/rs6000/driver-rs6000.c: New file.
6962 * config/rs6000/aix.h (CC1_SPEC): Define.
6963 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6964 * config.host: Add x-rs6000 to host_xmake_file if host and target
6965 are rs6000 or powerpc.
6967 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6969 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6971 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6972 Sandra Loosemore <sandra@codesourcery.com>
6973 Chao-ying Fu <fu@mips.com>
6974 Nigel Stephens <nigel@mips.com>
6975 David Ung <davidu@mips.com>
6977 * doc/invoke.texi (-mcode-readable): Document.
6978 * config/mips/mips.opt (mcode-readable): New option.
6979 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6980 * config/mips/mips.h (mips_code_readable_setting): New enum.
6981 (mips_code_readable): Declare.
6982 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6983 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6984 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6985 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6986 boiler-plate comments.
6987 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6988 * config/mips/mips.c (mips_code_readable): New variable.
6989 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6990 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6991 context and -mcode-readable setting to restrict the use of
6992 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6993 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6994 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6995 (mips_blocks_for_constant_p): Only return false for
6996 TARGET_MIPS16_PCREL_LOADS.
6997 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6998 for MIPS16. Handle SYMBOL_32_HIGH.
6999 (mips_const_insns): Allow HIGHs for MIPS16 too.
7000 (mips_unspec_address_offset): New function, split out from...
7001 (mips_unspec_address): ...here.
7002 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7003 16-bit symbolic constants. Assert approropiate conditions for
7004 using the "la" and "dla" macros.
7005 (mips_handle_option): Handle -mcode-readable=.
7006 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7007 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7008 (mips_strip_unspec_address): New function, split out from...
7009 (print_operand_reloc): ...here.
7010 (print_operand): Pass constants through mips_strip_unspec_address.
7011 (print_operand_address): Likewise.
7012 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7013 (mips_select_rtx_section): Remove MIPS16 handling.
7014 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7015 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7016 (mips16_lay_out_constants): Do nothing unless
7017 TARGET_MIPS16_PCREL_LOADS.
7018 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7019 * config/mips/mips.md: Split HIGHs for MIPS16.
7020 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7022 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7024 * config/mips/mips-protos.h (mips_emit_move): Declare.
7025 * config/mips/mips.c (mips_emit_move): New function.
7026 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7027 (mips_legitimize_const_move): Likewise.
7028 (mips_legitimize_move): Likewise.
7029 (mips_split_64bit_move): Likewise.
7030 (mips_restore_gp): Likewise.
7031 (mips_load_call_address): Likewise.
7032 (mips_emit_fcc_reload): Likewise.
7033 (mips_set_return_address): Likewise.
7034 (mips_block_move_straight): Likewise.
7035 (mips_block_move_loop): Likewise.
7036 (mips_setup_incoming_varargs): Likewise.
7037 (mips_save_reg): Likewise.
7038 (mips_expand_prologue): Likewise.
7039 (mips_restore_reg): Likewise.
7040 (mips_expand_epilogue): Likewise.
7041 (mips_output_mi_thunk): Likewise.
7042 (build_mips16_call_stub): Likewise.
7043 (mips_builtin_branch_and_move): Likewise.
7044 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7045 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7046 (fixuns_truncdfdi2): Likewise.
7047 (fixuns_truncsfsi2): Likewise.
7048 (fixuns_truncsfdi2): Likewise.
7049 (loadgp_absolute): Likewise.
7050 (builtin_setjmp_setup): Likewise.
7051 (builtin_longjmp): Likewise.
7052 (untyped_call): Likewise.
7054 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7056 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7057 an "rtx *" argument. Return a bool.
7058 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7059 values and return true if they can be split. Take the same kind of
7060 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7061 and store the lo_sum there if nonnull. Use the symbol type to
7062 determine whether a $gp or HIGH is needed.
7063 (mips_legitimize_address): Update call to mips_split_symbol and
7064 simplify accordingly.
7065 (mips_legitimize_const_move): Likewise.
7066 * config/mips/mips.md: In the combine define_split,
7067 check mips_split_symbol instead of splittable_symbolic_operand.
7068 Update use of mips_split_symbol in the generator code.
7069 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7071 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7073 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7074 (mips_symbol_insns_1): New function, split out from...
7075 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7076 and stores separately from load addresses.
7077 (mips_classify_address): Replace uses of mips_symbolic_address_p
7078 with uses of mips_symbol_insns.
7079 (mips_address_insns): Update calls to mips_symbol_insns.
7080 (mips_const_insns): Likewise.
7081 (mips_legitimize_address): Likewise.
7083 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7085 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7086 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7087 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7088 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7089 non-call contexts if TARGET_MIPS16.
7090 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7091 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7092 code for SYMBOL_ABSOLUTE.
7093 (mips_symbol_insns): Likewise.
7095 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7097 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7098 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7099 (mips_symbolic_constant_p): Likewise. Update the call to
7100 mips_classify_symbol.
7101 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7102 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7103 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7104 (print_operand_reloc): Add a context argument. Update the call to
7105 mips_symbolic_constant_p.
7106 (print_operand): Update the calls to print_operand_reloc.
7107 (print_operand_address): Use print_operand_reloc rather than
7109 (mips_rewrite_small_data_p): Add a context argument. Update the call
7110 to mips_symbolic_constant_p.
7111 (mips_small_data_pattern_1): Make DATA the containing mem.
7112 Update the call to mips_rewrite_small_data_p.
7113 (mips_rewrite_small_data_1): Likewise.
7114 (mips_use_anchors_for_symbol_p): Update the call to
7115 mips_symbolic_constant_p.
7116 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7117 (splittable_symbolic_operand): Likewise.
7118 (move_operand): Likewise.
7119 (absolute_symbolic_operand): Likewise.
7120 (got_disp_operand): Likewise.
7121 (got_page_ofst_operand): Likewise.
7123 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7125 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7126 (SYMBOL_ABSOLUTE): ...this.
7127 (SYMBOL_SMALL_DATA): Rename to...
7128 (SYMBOL_GP_RELATIVE): ...this.
7129 (SYMBOL_CONSTANT_POOL): Rename to...
7130 (SYMBOL_PC_RELATIVE): ...this.
7131 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7132 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7133 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7134 after above changes.
7135 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7136 (general_symbolic_operand): Rename to...
7137 (absolute_symbolic_operand): ...this.
7138 * config/mips/mips.md: Update after above changes.
7140 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7141 Revital Eres <eres@il.ibm.com>
7143 * ddg.c (print_ddg): Add dump information.
7144 * modulo-sched.c (print_node_sched_params): Add parameter and
7146 (calculate_maxii): Remove function.
7147 (undo_generate_reg_moves): Likewise.
7148 (undo_permute_partial_schedule): Likewise.
7149 (kernel_number_of_cycles): Likewise.
7150 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7151 (sms_schedule): Use it. Remove profitability checks.
7152 (sms_schedule_by_order): Fix order of nodes within the cycle.
7154 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7156 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7157 -profile option, add pie support.
7158 (ENDFILE_SPEC): New spec.
7159 * config/gnu.h (LIB_SPEC): Add -profile option.
7161 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7163 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7164 * config/gnu.h (LIB_SPEC): Likewise.
7166 2007-08-07 Yaz Saito <saito@google.com>
7167 Ian Lance Taylor <iant@google.com>
7169 * common.opt (finstrument-functions-exclude-function-list): New
7171 (finstrument-functions-exclude-file-list): New option.
7172 * opts.c (char_p): Define and DEF_VEC.
7173 (flag_instrument_functions_exclude_functions): New static
7175 (flag_instrument_functions_exclude_files): New static variable.
7176 (add_instrument_functions_exclude_list): New static function.
7177 (flag_instrument_functions_exclude_p): New function.
7178 (common_handle_option): Handle new options.
7179 * flags.h (flag_instrument_functions_exclude_p): Declare.
7180 * gimplify.c (gimplify_function_tree): Call
7181 flag_instrument_functions_exclude_p.
7182 * doc/invoke.texi (Option Summary): Mention new options.
7183 (Code Gen Options): Document new options.
7185 2007-08-07 Ian Lance Taylor <iant@google.com>
7187 PR rtl-optimization/32776
7188 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7189 (resolve_use): Likewise.
7190 (decompose_multiword_subregs): Remove "changed" local variable.
7192 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7194 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7195 * configure: Regenerate.
7196 * config.in: Regenerate.
7197 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7200 2007-08-07 Ian Lance Taylor <iant@google.com>
7202 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7203 note, just delete the insn.
7205 2007-08-07 Andreas Schwab <schwab@suse.de>
7208 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7211 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7213 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7214 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7215 (decompose_multiword_subregs): Use the functions above to decompose
7216 multiword shifts and zero-extends.
7218 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7220 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7221 "assemble" descriptions which were swapped.
7223 2007-08-06 Chao-ying Fu <fu@mips.com>
7225 * fixed-value.h: New file.
7226 * fixed-value.c: New file.
7227 * Makefile.in (OBJS-common): Add fixed-value.o.
7228 (fixed-value.o): New rule.
7229 (GTFILES): Add fixed-value.h.
7230 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7231 to compare a.low and b.low.
7232 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7234 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7235 Daniel Jacobowitz <dan@codesourcery.com>
7238 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7240 (x86_64-*-netbsd*): Likewise.
7241 (x86_64-*-linux*): Likewise.
7242 (x86_64-*-kfreebsd*-gnu): Likewise.
7243 (x86_64-*-knetbsd*-gnu): Likewise.
7244 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7246 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7248 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7249 Add -fno-asynchronous-unwind-tables.
7251 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7252 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7253 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7254 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7255 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7257 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7259 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7260 (TARGET_C_MODE_FOR_SUFFIX): New.
7262 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7264 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7266 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7268 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7270 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7272 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7273 before checking function returns in conditional expressions.
7275 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7278 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7280 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7283 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7284 for INTEGRAL_TYPE_P.
7286 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7288 * configure.ac: Remove --enable-checking=df from default settings.
7289 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7290 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7291 if the parameter is true.
7292 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7293 DF_VERIFY_SCHEDULED flag is true.
7294 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7295 (df_finish_pass): Adjust prototype.
7296 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7299 * see.c (pass_see): Add TODO_df_verify.
7300 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7301 * global.c (rest_of_handle_global_alloc): Schedule verification
7303 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7305 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7306 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7307 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7309 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7310 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7311 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7313 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7314 Revital Eres <eres@il.ibm.com>
7316 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7318 * ddg.c (create_ddg_dependence): Rename to...
7319 (create_ddg_dep_from_intra_loop_link): This. Do not check
7320 for interloop edges. Do not create anti dependence edge when
7321 a true dependence edge exists in the opposite direction and
7322 -fmodulo-sched-allow-regmoves is set.
7323 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7324 (add_cross_iteration_register_deps): Create anti dependence edge
7325 when -fno-modulo-sched-allow-regmoves is set.
7326 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7328 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7330 * config/arm/arm.md (movsi): Add braces.
7332 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7335 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7336 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7339 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7341 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7342 state accessor functions.
7343 * cfgloopmanip.c (remove_path, create_preheaders,
7344 force_single_succ_latches, fix_loop_structure): Ditto.
7345 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7346 tree_duplicate_loop_to_header_edge): Ditto.
7347 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7348 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7350 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7351 cleanup_tree_cfg): Ditto.
7352 * tree-cfg.c (tree_merge_blocks): Ditto.
7353 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7354 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7355 loop_preheader_edge, single_exit): Ditto.
7356 (flow_loops_find): Do not clear loops->state.
7357 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7358 loops_state_clear): New functions.
7360 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7363 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7364 when adding to the base and convert ELT to sizetype instead of type.
7366 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7369 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7370 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7372 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7376 correct type the negate expression.
7378 2007-08-03 Jan Hubicka <jh@suse.cz>
7380 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7383 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7385 * config/rs6000/rs6000.c (struct processor_cost): Change
7386 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7387 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7389 (rios1_costs, rios2_cost): Correct cache line size.
7390 (rs6000_override_options): Set l2-cache-size parameter.
7392 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7393 Diego Novillo <dnovillo@google.com>
7396 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7397 if the range includes 0.
7399 2007-08-03 Ben Elliston <bje@au.ibm.com>
7401 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7402 mode to unspec expressions to silence a warning from the generator
7405 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7407 * config/ia64/constraints.md ("U"): Make constraint vector only.
7409 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7412 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7413 always_inline attribute on the function decl.
7415 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7418 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7419 if we are compiling with -fPIC.
7421 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7422 Nigel Stephens <nigel@mips.com>
7424 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7425 Define for MIPS32 and MIPS64.
7427 2007-08-02 Nick Clifton <nickc@redhat.com>
7429 * config/host-hpux.c: Change copyright header to refer to version
7430 3 of the GNU General Public License and to point readers at the
7431 COPYING3 file and the FSF's license web page.
7432 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7433 config/alpha/linux.h, config/alpha/alpha.opt,
7434 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7435 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7436 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7437 config/alpha/alpha.h, config/alpha/sync.md,
7438 config/alpha/openbsd.h, config/alpha/alpha.md,
7439 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7440 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7441 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7442 config/alpha/constraints.md, config/alpha/osf.h,
7443 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7444 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7445 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7446 config/frv/frv-asm.h, config/frv/frv-protos.h,
7447 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7448 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7449 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7450 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7451 config/s390/s390.opt, config/s390/s390-modes.def,
7452 config/s390/fixdfdi.h, config/s390/constraints.md,
7453 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7454 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7455 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7456 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7457 config/m32c/prologue.md, config/m32c/m32c.abi,
7458 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7459 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7460 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7461 config/m32c/jump.md, config/m32c/shift.md,
7462 config/m32c/m32c-protos.h, config/libgloss.h,
7463 config/spu/spu-protos.h, config/spu/predicates.md,
7464 config/spu/spu-builtins.h, config/spu/spu.c,
7465 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7466 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7467 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7468 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7469 config/sparc/hypersparc.md, config/sparc/predicates.md,
7470 config/sparc/linux.h, config/sparc/sp64-elf.h,
7471 config/sparc/supersparc.md, config/sparc/cypress.md,
7472 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7473 config/sparc/niagara.md, config/sparc/sparc.md,
7474 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7475 config/sparc/sparc.opt, config/sparc/sync.md,
7476 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7477 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7478 config/sparc/sparc.c, config/sparc/little-endian.opt,
7479 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7480 config/sparc/linux64.h, config/sparc/freebsd.h,
7481 config/sparc/sol2.h, config/sparc/rtemself.h,
7482 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7483 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7484 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7485 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7486 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7487 config/m32r/linux.h, config/m32r/constraints.md,
7488 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7489 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7490 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7491 config/i386/i386.md, config/i386/netware-crt0.c,
7492 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7493 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7494 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7495 config/i386/sol2.h, config/i386/constraints.md,
7496 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7497 config/i386/predicates.md, config/i386/geode.md,
7498 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7499 config/i386/freebsd64.h, config/i386/vxworksae.h,
7500 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7501 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7502 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7503 config/i386/netware.h, config/i386/i386-modes.def,
7504 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7505 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7506 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7507 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7508 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7509 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7510 config/i386/xm-mingw32.h, config/i386/linux64.h,
7511 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7512 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7513 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7514 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7515 config/i386/cygwin2.c, config/i386/i386-protos.h,
7516 config/i386/sync.md, config/i386/openbsd.h,
7517 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7518 config/i386/nto.h, config/i386/biarch64.h,
7519 config/i386/i386-coff.h, config/i386/freebsd.h,
7520 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7521 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7522 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7523 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7524 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7525 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7526 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7527 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7528 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7529 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7530 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7531 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7532 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7533 config/sh/superh64.h, config/sh/rtemself.h,
7534 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7535 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7536 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7537 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7538 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7539 config/avr/predicates.md, config/avr/constraints.md,
7540 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7541 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7542 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7543 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7544 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7545 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7546 config/c4x/predicates.md, config/c4x/c4x.h,
7547 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7548 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7549 config/xtensa/linux.h, config/xtensa/xtensa.h,
7550 config/xtensa/elf.h, config/xtensa/xtensa.md,
7551 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7552 config/xtensa/xtensa-protos.h, config/dbx.h,
7553 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7554 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7555 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7556 config/host-solaris.c, config/fr30/fr30.h,
7557 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7558 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7559 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7560 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7561 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7562 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7563 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7564 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7565 config/cris/predicates.md, config/cris/linux.h,
7566 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7567 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7568 config/cris/aout.opt, config/cris/cris-protos.h,
7569 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7570 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7571 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7572 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7573 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7574 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7575 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7576 config/chorus.h, config/mn10300/mn10300.c,
7577 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7578 config/mn10300/mn10300.h, config/mn10300/linux.h,
7579 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7580 config/mn10300/mn10300.md, config/ia64/predicates.md,
7581 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7582 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7583 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7584 config/ia64/freebsd.h, config/ia64/ia64.md,
7585 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7586 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7587 config/gofast.h, config/rtems.h, config/sol2-10.h,
7588 config/m68k/predicates.md, config/m68k/m68k.md,
7589 config/m68k/linux.h, config/m68k/m68k-modes.def,
7590 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7591 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7592 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7593 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7594 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7595 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7596 config/m68k/constraints.md, config/m68k/rtemself.h,
7597 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7598 config/m68k/uclinux.h, config/rs6000/power4.md,
7599 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7600 config/rs6000/linux.h, config/rs6000/eabi.h,
7601 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7602 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7603 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7604 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7605 config/rs6000/windiss.h, config/rs6000/603.md,
7606 config/rs6000/aix41.h, config/rs6000/cell.md,
7607 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7608 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7609 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7610 config/rs6000/default64.h, config/rs6000/7xx.md,
7611 config/rs6000/darwin.opt, config/rs6000/spe.md,
7612 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7613 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7614 config/rs6000/7450.md, config/rs6000/linux64.h,
7615 config/rs6000/constraints.md, config/rs6000/440.md,
7616 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7617 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7618 config/rs6000/rs6000.h, config/rs6000/power6.md,
7619 config/rs6000/predicates.md, config/rs6000/altivec.md,
7620 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7621 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7622 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7623 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7624 config/rs6000/linux64.opt, config/rs6000/sync.md,
7625 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7626 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7627 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7628 config/rs6000/eabispe.h, config/rs6000/e500.h,
7629 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7630 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7631 config/rs6000/aix.h, config/rs6000/vxworks.h,
7632 config/rs6000/40x.md, config/rs6000/aix51.h,
7633 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7634 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7635 config/arc/arc.h, config/mcore/mcore-elf.h,
7636 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7637 config/mcore/mcore.md, config/mcore/mcore.c,
7638 config/mcore/mcore.opt, config/mcore/mcore.h,
7639 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7640 config/score/predicates.md, config/score/score-version.h,
7641 config/score/score-protos.h, config/score/misc.md,
7642 config/score/elf.h, config/score/score.c, config/score/mac.md,
7643 config/score/score7.md, config/score/score.h,
7644 config/score/score-conv.h, config/score/score-mdaux.c,
7645 config/score/score.md, config/score/score.opt,
7646 config/score/score-modes.def, config/score/score-mdaux.h,
7647 config/score/mul-div.S, config/arm/uclinux-elf.h,
7648 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7649 config/arm/symbian.h, config/arm/linux-elf.h,
7650 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7651 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7652 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7653 config/arm/strongarm-pe.h, config/arm/arm.h,
7654 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7655 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7656 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7657 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7658 config/arm/arm-cores.def, config/arm/arm-protos.h,
7659 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7660 config/arm/wince-pe.h, config/arm/neon.md,
7661 config/arm/constraints.md, config/arm/neon.ml,
7662 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7663 config/arm/arm.opt, config/arm/arm926ejs.md,
7664 config/arm/predicates.md, config/arm/iwmmxt.md,
7665 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7666 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7667 config/arm/neon-testgen.ml, config/arm/arm.md,
7668 config/arm/xscale-coff.h, config/arm/pe.c,
7669 config/arm/arm-generic.md, config/arm/pe.h,
7670 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7671 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7672 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7673 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7674 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7675 config/pa/predicates.md, config/pa/pa64-hpux.h,
7676 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7677 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7678 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7679 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7680 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7681 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7682 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7683 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7684 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7685 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7686 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7687 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7688 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7689 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7690 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7691 config/mips/linux64.h, config/mips/elforion.h,
7692 config/mips/constraints.md, config/mips/generic.md,
7693 config/mips/predicates.md, config/mips/4300.md,
7694 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7695 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7696 config/mips/5k.md, config/mips/vr4120-div.S,
7697 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7698 config/mips/mips-protos.h, config/mips/6000.md,
7699 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7700 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7701 config/mips/mips-modes.def, config/mips/vr.h,
7702 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7703 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7704 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7705 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7706 config/vax/openbsd1.h, config/vax/netbsd.h,
7707 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7708 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7709 config/h8300/rtems.h, config/h8300/predicates.md,
7710 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7711 config/h8300/h8300.md, config/h8300/h8300.opt,
7712 config/h8300/coff.h, config/h8300/h8300-protos.h,
7713 config/v850/v850.md, config/v850/predicates.md,
7714 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7715 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7716 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7717 config/mmix/mmix.h, config/mmix/predicates.md,
7718 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7719 config/mmix/mmix.c, config/mmix/mmix.opt,
7720 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7721 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7722 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7723 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7726 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7728 * emit-rtl.c (reset_used_decls): Rename to...
7729 (set_used_decls): ...this. Set the used flag rather than clearing it.
7730 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7731 DECL_RTLs rather than resetting them.
7733 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7735 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7737 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7739 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7740 argument to find_reloads_address.
7742 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7744 PR tree-optimization/32919
7745 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7746 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7747 (coalesce_ssa_name): Call it.
7749 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7750 David Ung <davidu@mips.com>
7752 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7753 (__mips16_unorddf2, __mips16_floatunsidf): New.
7754 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7756 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7758 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7760 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7761 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7762 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7763 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7764 * omp-low.c (get_ws_args_for, determine_parallel_type,
7765 expand_omp_for_generic, expand_omp_for_static_nochunk,
7766 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7767 Work with more precise CFG.
7768 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7769 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7771 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7772 * gimple-low.c (lower_stmt): Ditto.
7773 * tree-inline.c (estimate_num_insns_1): Ditto.
7774 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7775 (OMP_SECTIONS_SWITCH): New.
7776 * tree-cfgcleanup.c (cleanup_omp_return): New.
7777 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7778 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7779 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7780 (tree_redirect_edge_and_branch): Handle omp constructs.
7782 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7783 with three arguments.
7785 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7787 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7790 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7792 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7793 the loop structures may need fixing.
7794 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7796 (cleanup_tree_cfg_loop): Removed.
7797 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7798 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7799 instead of running cleanup_tree_cfg_loop.
7800 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7801 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7802 (tree_predictive_commoning): Declaration changed.
7803 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7805 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7807 * doc/invoke.texi (l1-cache-size): Update documentation.
7808 (l2-cache-size): Document.
7809 * params.h (L2_CACHE_SIZE): New macro.
7810 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7811 that L1_CACHE_SIZE is in kB now.
7812 (L2_CACHE_SIZE_BYTES): New macro.
7813 (tree_ssa_prefetch_arrays): Show size in kB.
7814 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7815 and l2_cache_size fields.
7816 * config/i386/driver-i386.c (describe_cache): Detect cache size
7818 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7819 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7820 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7821 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7822 (override_options): Set l1-cache-size and l2-cache-size to default
7823 values if not specified otherwise.
7824 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7825 (PARAM_L2_CACHE_SIZE): New.
7827 2007-08-01 Nigel Stephens <nigel@mips.com>
7828 David Ung <davidu@mips.com>
7829 Thiemo Seufer <ths@mips.com>
7830 Chris Dearman <chris@mips.com>
7831 Richard Sandiford <richard@codesourcery.com>
7833 * config.gcc (mips*-sde-elf*): New stanza.
7834 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7835 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7836 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7837 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7838 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7839 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7841 * config/mips/sde.h: New file.
7842 * config/mips/t-libgcc-mips16: Likewise.
7843 * config/mips/t-sde: Likewise.
7844 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7845 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7846 _MIPS_FPSET and _MIPS_SZINT.
7847 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7848 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7849 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7850 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7851 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7852 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7853 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7854 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7855 _MIPS_SZPTR and _MIPS_FPSET.
7856 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7857 architecture is specified.
7858 (MIPS_32BIT_OPTION_SPEC): New macro.
7860 2007-07-31 Dan Hipschman <dsh@google.com>
7862 * gcc.c (end_going_arg): New function.
7863 (do_spec_2): Use it.
7864 (do_spec_1): Use it.
7866 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7868 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7869 only if ENABLE_CHECKING is defined.
7871 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7873 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7874 df_ru_add_problem, df_ru_get_bb_info): Removed.
7875 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7876 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7877 df_ru_free_bb_info, df_ru_alloc,
7878 df_ru_bb_local_compute_process_def,
7879 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7880 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7881 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7882 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7883 df_ru_add_problem): Removed.
7885 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7888 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7889 (casesi32p, casesi64p): Likewise.
7890 (casesi): Adjust for above.
7892 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7894 * mode-switching.c (create_pre_exit): Don't search past calls.
7896 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7898 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7900 2007-07-31 Revital Eres <eres@il.ibm.com>
7902 * ddg.c (add_deps_for_def): Rename to...
7903 (add_cross_iteration_register_deps): This. Change implementation
7904 to use only reaching def and def-use chains to construct the
7905 inter loop dependencies.
7906 (add_deps_for_use): Remove function.
7907 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7908 function to build the inter loop dependencies.
7909 * modulo-sched.c (sms_schedule): Build only
7910 reaching def and def-use chains for the propose of the ddg
7913 2007-07-31 Julian Brown <julian@codesourcery.com>
7915 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7916 New define_insns. Use correct RTL.
7917 (vec_set<mode>): Write as expander.
7919 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7921 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7922 to an unallocated space.
7924 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7927 (split_constant_offset): Enable split_constant_offset to extract
7928 constants from other statements.
7929 * tree-vect-transform.c
7930 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7931 to a temp var. Force base_offset to be simple.
7933 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7935 * df-scan.c (df_scan_verify): Remove artificial limit on
7936 the number of blocks for verification.
7937 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7938 df_simulate_defs): Avoid unnecessary insn checking for defs.
7940 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7942 * config/m68k/lb1sf68.asm (FUNC): New macro.
7944 (__udivsi3): Likewise.
7945 (__divsi3): Likewise.
7946 (__umodsi3): Likewise.
7947 (__modsi3): Likewise.
7948 (__subdf3): Likewise.
7949 (__adddf3): Likewise.
7950 (__muldf3): Likewise.
7951 (__divdf3): Likewise.
7952 (__negdf2): Likewise.
7953 (__cmpdf2): Likewise.
7954 (__subsf3): Likewise.
7955 (__addsf3): Likewise.
7956 (__mulsf3): Likewise.
7957 (__divsf3): Likewise.
7958 (__negsf2): Likewise.
7959 (__cmpsf2): Likewise.
7960 (__eqdf2): Likewise.
7961 (__nedf2): Likewise.
7962 (__gtdf2): Likewise.
7963 (__gedf2): Likewise.
7964 (__ltdf2): Likewise.
7965 (__ledf2): Likewise.
7966 (__eqsf2): Likewise.
7967 (__nesf2): Likewise.
7968 (__gtsf2): Likewise.
7969 (__gesf2): Likewise.
7970 (__ltsf2): Likewise.
7971 (__lesf2): Likewise.
7973 2007-07-30 Ollie Wild <aaw@google.com>
7975 * c-ppoutput.c (print_lines_directives_only): New function.
7976 (scan_translation_unit_directives_only): New function.
7977 (preprocess_file): Add call to scan_translation_unit_directives_only.
7978 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7979 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7980 -fdirectives-only. Add errors for -fdirectives-only conflict with
7981 -Wunused-macros and -traditional.
7982 (finish_options): Add builtin macro initialization for
7983 -fdirectives-only + -fpreprocessed.
7984 * c.opt (fdirectives-only): New.
7985 * doc/cppopts.texi (fdirectives-only): New.
7987 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7989 * alias.c (record_set, memory_modified_1): Constify.
7990 * bt-load.c (note_btr_set): Likewise.
7991 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7992 * combine.c (set_nonzero_bits_and_sign_copies,
7993 expand_field_assignment, record_dead_and_set_regs_1,
7994 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7995 likely_spilled_retval_1): Likewise.
7996 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7997 frv_io_handle_set): Likewise.
7998 * config/mips/mips.c (mips_sim_record_set,
7999 vr4130_true_reg_dependence_p_1): Likewise.
8000 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8001 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8002 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8003 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8004 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8005 * ddg.c (mark_mem_store): Likewise.
8006 * df-problems.c (df_urec_mark_reg_change): Likewise.
8007 * function.c (update_epilogue_consts): Likewise.
8008 * gcse.c (record_set_info, record_last_set_info,
8009 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8010 reg_clear_last_set): Likewise.
8011 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8013 * jump.c (reversed_comparison_code_parts): Likewise.
8014 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8015 reg_is_set): Likewise.
8016 * loop-iv.c (mark_altered): Likewise.
8017 * mode-switching.c (reg_becomes_live): Likewise.
8018 * optabs.c (no_conflict_move_test): Likewise.
8019 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8021 * postreload.c (reload_combine_note_store, move2add_note_store):
8023 * regmove.c (flags_set_1): Likewise.
8024 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8026 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8028 * resource.c (update_live_status): Likewise.
8029 * rtl.h (set_of, note_stores): Likewise.
8030 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8031 note_stores, parms_set): Likewise.
8032 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8033 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8035 * var-tracking.c (count_stores, add_stores): Likewise.
8037 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8039 * alias.c (mems_in_disjoint_alias_sets_p,
8040 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8041 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8042 write_dependence_p, mems_in_disjoint_alias_sets_p,
8043 read_dependence, true_dependence, canon_true_dependence,
8044 anti_dependence, output_dependence): Constify.
8045 * combine.c (extended_count): Likewise.
8046 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8047 * cselib.c (get_value_hash, references_value_p,
8048 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8049 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8050 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8051 * function.c (contains, prologue_epilogue_contains,
8052 sibcall_epilogue_contains): Likewise.
8053 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8054 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8055 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8056 reg_or_subregno): Likewise.
8057 * recog.c (asm_noperands): Likewise.
8058 * reload1.c (function_invariant_p): Likewise.
8059 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8060 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8061 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8062 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8063 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8064 extended_count, prologue_epilogue_contains,
8065 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8066 canon_true_dependence, read_dependence, anti_dependence,
8067 output_dependence): Likewise.
8068 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8070 2007-07-30 Julian Brown <julian@codesourcery.com>
8072 * config/arm/neon.md (V_ext): New mode attribute.
8073 (neon_vget_lane<mode>): Replace with define_expand.
8074 (neon_vget_lane<mode>_sext_internal)
8075 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8076 and quad precision vectors.
8077 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8078 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8079 have typeless 32-bit result.
8081 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8084 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8086 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8087 use sizetype for rest.
8088 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8089 (aff_combination_convert): Don't convert rest for pointer types.
8091 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8093 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8095 * tree-ssa-alias.c: Add alloc-pool.h.
8096 (init_alias_info): Free alias_bitmap_obstack.
8097 (delete_alias_info): Call delete_mem_ref_stats.
8098 (get_mem_sym_stats_for): Use alloc_pool.
8099 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8100 (delete_mem_sym_stats): Removed.
8102 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8104 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8105 functions cannot be represented as classical distance vectors.
8107 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8109 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8110 * builtins.c (validate_arg, builtin_mathfn_code,
8111 validate_arglist): Likewise.
8112 * calls.c (call_expr_flags): Likewise.
8113 * combine.c (reg_nonzero_bits_for_combine,
8114 reg_num_sign_bit_copies_for_combine, get_last_value,
8115 reg_truncated_to_mode): Likewise.
8116 * emit-rtl.c (subreg_lowpart_p): Likewise.
8117 * expr.c (highest_pow2_factor_for_target,
8118 categorize_ctor_elements_1, categorize_ctor_elements,
8119 count_type_elements, contains_packed_reference,
8120 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8121 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8122 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8123 native_encode_int, native_encode_real, native_encode_complex,
8124 native_encode_vector, native_encode_expr, native_interpret_int,
8125 native_interpret_real, native_interpret_complex,
8126 native_interpret_vector, native_interpret_expr): Likewise.
8127 * function.c (use_register_for_decl): Likewise.
8128 * gimplify.c (get_name): Likewise.
8129 * langhooks-def.h (lhd_return_null_const_tree): New.
8130 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8131 * langhooks.c (lhd_return_null_const_tree): New.
8132 * langhooks.h (lang_get_callee_fndecl): Constify.
8133 * output.h (constructor_static_from_elts_p): Likewise.
8134 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8135 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8136 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8137 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8138 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8139 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8140 * rtlhooks-def.h (reg_nonzero_bits_general,
8141 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8143 * rtlhooks.c (reg_num_sign_bit_copies_general,
8144 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8146 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8147 * stor-layout.c (mode_for_size_tree): Likewise.
8148 * tree-ssa-loop-im.c (memref_eq): Likewise.
8149 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8150 * tree.c (contains_placeholder_p, type_list_equal,
8151 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8153 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8154 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8155 contains_placeholder_p, contains_packed_reference,
8156 get_callee_fndecl, operand_equal_for_phi_arg_p,
8157 warn_if_unused_value, is_body_block, native_encode_expr,
8158 native_interpret_expr, fold_convertible_p, operand_equal_p,
8159 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8160 validate_arglist, simple_cst_equal, type_list_equal,
8161 use_register_for_decl, call_expr_flags, get_name,
8162 highest_pow2_factor): Likewise.
8163 (const_call_expr_arg_iterator_d,
8164 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8165 first_const_call_expr_arg, more_const_call_expr_args_p,
8166 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8167 * varasm.c (constructor_static_from_elts_p): Constify.
8169 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8171 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8172 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8173 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8174 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8175 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8176 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8177 spelling conventions.
8178 * doc/invoke.texi: Follow spelling conventions.
8180 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8181 Revital Eres <eres@il.ibm.com>
8183 * modulo-sched.c (sms_schedule): Avoid loops which includes
8184 auto-increment instructions.
8186 2007-07-28 Richard Guenther <rguenther@suse.de>
8189 * fold-const.c (fold_cond_expr_with_comparison): Convert
8190 operand zero of MIN/MAX_EXPR to correct type.
8192 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8194 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8195 flags_from_decl_or_type): Constify.
8196 * gcc.c (do_spec_1): Likewise.
8197 * print-tree.c (dump_addr, print_node_brief): Likewise.
8198 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8199 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8200 tree_purge_all_dead_eh_edges): Likewise.
8201 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8202 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8204 * tree.c (expr_location, expr_has_location, expr_locus,
8205 expr_filename, expr_lineno, get_inner_array_type,
8206 fields_compatible_p): Likewise.
8207 * tree.h (get_inner_array_type, fields_compatible_p,
8208 expr_location, expr_has_location, expr_locus, expr_filename,
8209 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8210 setjmp_call_p, alloca_call_p): Likewise.
8212 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8214 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8215 TV_FLOW_INSENSITIVE.
8217 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8219 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8220 (compute_flow_insensitive_aliasing): Ditto for
8221 TV_FLOW_INSENSITIVE.
8223 2007-07-27 Jan Hubicka <jh@suse.cz>
8225 * config/i386/i386.c (register_move_cost): Remove accidentally
8226 comitted #if 0 block.
8228 * attribs.c: Include hashtab.h
8229 (attribute_hash): New.
8230 (substring): New structure.
8231 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8233 (init_attributes): Initialize attribute hash.
8234 (decl_attributes): Use attribute hash.
8235 * Makefile.in (attribs.c): Depend on hashtab.h.
8237 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8239 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8241 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8243 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8244 __mips_dspr2 and __mips_dsp_rev macros.
8245 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8247 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8249 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8251 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8255 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8256 and the updating of the live and do_not_gen sets.
8257 (df_note_bb_compute): Added updating of live and do_not_gen sets
8258 for regular defs so that the case of clobber inside conditional
8259 call is processed correctly.
8261 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8263 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8264 operands with compatible type.
8266 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8268 * expr.h (store_bit_field): Don't return a value.
8269 * expmed.c (check_predicate_volatile_ok): New function.
8270 (store_bit_field_1): New function, extracted from store_bit_field.
8271 Take a fallback_p argument and return true if the operation succeeded.
8272 Only use store_fixed_bit_field if fallback_p. Don't recompute
8273 mode_for_extraction; use op_mode instead. Try forcing memories
8274 into registers if the insv expander fails.
8275 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8276 Don't return a value.
8277 (convert_extracted_bit_field): New function, extracted from
8279 (extract_bit_field_1): Likewise. Take a fallback_p argument
8280 and return NULL if the operation succeeded. Only use
8281 extract_fixed_bit_field if fallback_p. Only calculate one
8282 extraction mode. Combine code for extv and extzv. Try forcing
8283 memories into registers if the ext(z)v expander fails.
8284 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8286 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8288 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8290 (df_ref): Likewise. Put regno with other integer fields.
8292 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8294 * df.h (df_mw_hardreg): Remove "loc" field.
8295 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8297 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8298 split out from df_set_unused_notes_for_mw. Return false for
8299 partial references. Assert that mw_reg is a REG when returning true.
8300 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8301 (df_whole_mw_reg_dead_p): New function, split out from
8302 df_set_dead_notes_for_mw. Return false for partial references.
8303 Assert that mw_reg is a REG when returning true.
8304 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8305 Remove redundant bitmap check.
8307 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8309 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8310 ($(T)crtend.o): Likwise.
8311 ($(T)crtbeginS.o): Likwise.
8312 ($(T)crtendS.o): Likwise.
8313 ($(T)crtfastmath.o): Likwise.
8315 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8317 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8318 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8319 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8320 and x_n_bbs_in_dom_tree fields.
8322 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8324 PR tree-optimization/32087
8325 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8326 Do not call scale_bbs_frequencies_int with prob of zero.
8328 2007-07-26 Julian Brown <julian@codesourcery.com>
8330 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8331 (neon_element_bits): Add prototypes.
8332 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8333 (neon_const_bounds, neon_element_bits): New functions.
8334 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8335 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8336 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8337 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8338 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8339 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8340 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8341 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8342 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8343 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8344 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8345 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8346 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8348 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8350 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8351 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8353 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8354 Julian Brown <julian@codesourcery.com>
8356 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8357 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8358 * config/arm/cortex-a8.md: New.
8359 * config/arm/cortex-a8-neon.md: New.
8360 * config/arm/neon-schedgen.ml: New.
8361 * config/arm/neon.md (vqh_mnem): New.
8363 (Is_float_mode): New.
8364 (Scalar_mul_8_16): New.
8366 (V_mode_nunits): New.
8367 (All instruction patterns): Annotate with neon_type attribute
8369 * config/arm/arm.md: Include cortex-a8.md.
8370 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8372 Annotate instruction patterns accordingly.
8373 (generic_sched): Do not use generic scheduling for Cortex-A8.
8374 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8376 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8378 * fold-const.c (fold_read_from_constant_string): Use
8380 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8382 2007-07-26 Nick Clifton <nickc@redhat.com>
8384 * tree-ssa-operands.h: Change copyright header to refer to version
8385 3 of the GNU General Public License and to point readers at the
8386 COPYING3 file and the FSF's license web page.
8387 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8388 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8389 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8390 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8391 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8392 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8393 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8394 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8395 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8396 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8397 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8398 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8399 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8400 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8401 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8402 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8403 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8404 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8405 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8406 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8407 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8408 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8409 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8410 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8411 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8412 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8413 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8414 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8415 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8416 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8417 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8418 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8419 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8420 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8421 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8422 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8423 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8424 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8425 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8426 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8427 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8428 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8429 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8430 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8431 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8432 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8433 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8434 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8435 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8436 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8437 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8438 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8439 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8440 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8441 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8442 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8443 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8444 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8445 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8446 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8447 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8448 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8449 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8450 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8451 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8452 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8453 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8454 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8455 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8456 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8457 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8458 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8459 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8460 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8461 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8462 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8463 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8464 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8465 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8466 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8467 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8468 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8469 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8470 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8471 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8472 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8473 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8474 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8475 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8476 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8477 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8478 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8479 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8480 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8481 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8482 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8483 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8484 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8485 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8486 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8487 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8488 convert.c, convert.h, langhooks-def.h, reload1.c,
8489 tree-ssa-operands.c: Likewise.
8491 2007-07-26 Jan Hubicka <jh@suse.cz>
8493 * tree-ssa-live.c: Include debug.h and flags.h.
8494 (mark_scope_block_unused): New function.
8495 (remove_unused_scope_block_p): New function.
8496 (remove_unused_locals): Remove unused blocks too.
8498 2007-07-25 Ian Lance Taylor <iant@google.com>
8500 * combine.c (combine_max_regno): Remove. Remove all uses.
8501 (struct reg_stat_struct): Rename from struct reg_stat.
8502 (reg_stat_type): Define, and declare VECs.
8503 (reg_stat): Change from pointer to VEC. Change all uses.
8504 (combine_split_insns): New static function.
8505 (try_combine, find_split_point): Call it instead of split_insns.
8507 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8509 * cfghooks.c (split_block): Fix the information about loop latch.
8511 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8513 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8515 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8517 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8518 Scan the new edge for loop exit info.
8520 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8522 * config/darwin.c: Include debug.h.
8524 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8527 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8529 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8531 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8532 (HARD_REGNO_MODE_OK): Ditto.
8533 (MODES_TIEABLE_P): Ditto.
8534 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8535 (CLASS_MAX_NREGS): Ditto.
8536 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8537 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8538 (divdf3_internal_thr): Removed.
8539 * config/ia64/div.md: New file.
8540 * config/ia64/constraints.md: Add H constraint.
8542 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8544 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8545 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8546 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8547 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8548 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8549 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8550 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8551 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8552 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8553 dump_sbitmap_file, debug_sbitmap, popcount_table,
8554 sbitmap_popcount): Constify.
8555 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8556 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8557 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8558 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8559 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8560 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8561 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8562 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8563 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8564 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8565 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8567 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8569 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8570 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8571 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8572 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8573 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8574 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8575 bitmap_intersect_p, bitmap_intersect_compl_p,
8576 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8577 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8579 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8580 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8581 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8582 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8583 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8584 debug_bitmap, debug_bitmap_file, bitmap_print,
8585 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8586 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8588 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8590 * config/darwin.c (darwin_override_options): Additional fix for
8591 debug info formats that don't support var tracking.
8593 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8595 * cselib.c (entry_and_rtx_equal_p): Constify.
8596 * gengtype.c (output_mangled_typename, write_types, write_local):
8598 * gengtype.h (const_type_p): New.
8599 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8601 * tlink.c (scan_linker_output): De-constify.
8602 * tree-ssa-loop-im.c (memref_eq): Constify.
8603 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8604 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8606 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8608 * c-common.c (fname_as_string, c_type_hash): Constify.
8609 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8610 * cgraph.c (edge_hash, edge_eq): Likewise.
8611 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8612 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8613 reg_attrs_htab_eq): Likewise.
8614 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8616 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8617 const_decl_t, const_state_t, const_automata_list_el_t): New.
8618 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8619 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8620 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8621 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8622 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8623 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8624 compare_max_occ_cycle_nums, out_state_arcs_num,
8625 compare_transition_els_num, units_cmp, state_reservs_cmp):
8627 * genmodes.c (cmp_modes): Likewise.
8628 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8629 * gimplify.c (compare_case_labels): Likewise.
8630 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8631 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8632 * matrix-reorg.c (mtt_info_hash): Likewise.
8633 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8634 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8635 (htab_hash_bucket, htab_hash_elem): Constify.
8636 * tree-browser.c (TB_parent_eq): Likewise.
8637 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8638 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8639 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8640 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8642 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8643 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8644 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8645 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8646 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8648 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8649 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8650 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8651 * tree-ssa-threadupdate.c (redirection_data_hash,
8652 redirection_data_eq): Likewise.
8653 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8654 * tree-ssa.c (var_ann_eq): Likewise.
8655 * tree-vrp.c (compare_case_labels): Likewise.
8656 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8657 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8658 tree_not_check_failed, tree_class_check_failed,
8659 tree_range_check_failed, tree_not_class_check_failed,
8660 omp_clause_check_failed, omp_clause_range_check_failed,
8661 tree_contains_struct_check_failed, tree_operand_check_failed):
8663 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8664 tree_not_check_failed, tree_class_check_failed,
8665 tree_range_check_failed, tree_not_class_check_failed,
8666 tree_operand_check_failed, omp_clause_operand_check_failed,
8667 tree_operand_length): Likewise.
8668 * var-tracking.c (const_variable): New.
8669 (variable_htab_hash, variable_htab_eq): Constify.
8670 * varasm.c (const_desc_hash): Likewise.
8672 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8674 * expr.c (handled_component_p): Constify.
8675 * fold-const.c (fit_double_type): Likewise.
8676 * real.h (real_value_from_int_cst): Likewise.
8677 * tree-flow-inline.h (gimple_in_ssa_p,
8678 gimple_aliases_computed_p, gimple_addressable_vars,
8679 gimple_call_clobbered_vars, gimple_referenced_vars,
8680 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8681 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8682 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8683 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8684 is_label_stmt, is_global_var, phi_ssa_name_p,
8685 factoring_name_p, is_call_clobbered, tree_common_ann,
8686 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8687 unmodifiable_var_p, array_ref_contains_indirect_ref,
8688 ref_contains_array_ref, lookup_subvars_for_var,
8689 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8690 gimple_mem_ref_stats): Likewise.
8691 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8692 may_aliases, is_exec_stmt, is_label_stmt,
8693 ref_contains_array_ref, array_ref_contains_indirect_ref,
8694 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8695 unmodifiable_var_p): Likewise.
8696 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8697 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8698 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8699 cst_and_fits_in_hwi, real_value_from_int_cst,
8700 build_real_from_int_cst, integer_zerop, integer_onep,
8701 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8702 tree_floor_log2, real_zerop, real_onep, real_twop,
8703 real_minus_onep, really_constant_p, purpose_member, chain_member,
8704 list_length, fields_length, int_size_in_bytes, bit_position,
8705 int_bit_position, byte_position, int_byte_position, expr_align,
8706 array_type_nelts, tree_node_structure,
8707 type_contains_placeholder_1, iterative_hash_pointer,
8708 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8709 tree_map_base_eq, type_hash_list, type_hash_eq,
8710 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8711 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8712 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8713 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8714 int_fits_type_p, get_containing_scope, decl_function_context,
8715 decl_type_context, omp_clause_operand_check_failed,
8716 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8717 * tree.h (omp_clause_operand_check_failed, tree_size,
8718 build_real_from_int_cst, array_type_nelts, purpose_member,
8719 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8720 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8721 is_attribute_p, check_qualified_type, expr_align,
8722 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8723 int_byte_position, list_length, fields_length, initializer_zerop,
8724 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8725 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8726 tree_node_structure, handled_component_p, get_containing_scope,
8727 decl_function_context, decl_type_context, real_zerop,
8728 type_num_arguments, fit_double_type, really_constant_p,
8729 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8730 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8731 real_twop, real_minus_onep, int_cst_value): Likewise.
8733 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * cfglayout.c (insn_scope, insn_line): Constify.
8736 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8737 const_double_htab_hash, const_double_htab_eq,
8738 mem_attrs_htab_hash): Likewise.
8739 * loop-iv.c (biv_eq): Likewise.
8740 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8741 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8742 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8744 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8745 error_for_asm, warning_for_asm, _fatal_insn,
8746 _fatal_insn_not_found): Likewise.
8747 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8748 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8749 rtl_check_failed_type2, rtl_check_failed_code1,
8750 rtl_check_failed_code2, rtl_check_failed_code_mode,
8751 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8752 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8753 rtl_check_failed_type2, rtl_check_failed_code1,
8754 rtl_check_failed_code2, rtl_check_failed_code_mode,
8755 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8756 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8757 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8758 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8759 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8760 rtx_unstable_p, get_integer_term, get_related_value,
8761 offset_within_block_p, reg_mentioned_p, count_occurrences,
8762 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8763 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8764 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8765 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8766 find_constant_src, find_reg_fusage, find_regno_fusage,
8767 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8768 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8769 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8770 computed_jump_p, auto_inc_p, in_expr_list_p,
8771 remove_node_from_expr_list, loc_mentioned_in_p,
8772 label_is_jump_target_p, reversed_comparison_code_parts,
8773 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8774 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8775 print_inline_rtx): Likewise.
8776 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8777 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8778 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8779 get_integer_term, get_related_value, offset_within_block_p,
8780 count_occurrences, reg_mentioned_p, no_labels_between_p,
8781 reg_used_between_p, reg_referenced_p, single_set_2,
8782 multiple_sets, set_noop_p, refers_to_regno_p,
8783 reg_overlap_mentioned_p, dead_or_set_p,
8784 covers_regno_no_parallel_p, covers_regno_p,
8785 dead_or_set_regno_p, find_reg_note, find_regno_note,
8786 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8787 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8788 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8789 side_effects_p, may_trap_p_1, may_trap_p,
8790 may_trap_after_code_motion_p, may_trap_or_fault_p,
8791 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8792 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8793 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8794 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8795 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8797 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8798 warning_for_asm): Likewise.
8799 * tree.h (print_rtl): Likewise.
8800 * varasm.c (get_pool_mode): Likewise.
8802 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8805 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8806 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8807 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8808 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8809 * ddg.c (compare_sccs): Likewise.
8810 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8811 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8812 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8813 decimal_do_fix_trunc, decimal_real_to_integer,
8814 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8815 * dse.c (const_group_info_t): New.
8816 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8817 * dwarf2out.c (const_dw_die_ref): New.
8818 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8819 * tree-browser.c (TB_parent_eq): Likewise.
8820 * unwind-dw2-fde.c (__register_frame_info_bases,
8821 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8822 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8824 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8825 * unwind-dw2.c (uw_frame_state_for): Likewise.
8826 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8827 * value-prof.h (const_histogram_value): New.
8829 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8831 * config/mips/mips.c (machine_function): Add
8832 initialized_mips16_gp_pseudo_p.
8833 (mips16_gp_pseudo_reg): Do not emit the initialization of
8834 mips16_gp_pseudo_rtx when being called from the gimple cost-
8835 calculation routines; emit it on the first use outside those
8838 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8840 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8843 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8844 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8845 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8846 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8847 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8848 Preserve const-ness of parameters through use of __typeof(),
8849 also constify and tidy.
8851 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8852 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8853 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8854 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8855 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8856 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8857 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8858 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8859 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8861 2007-07-25 Julian Brown <julian@codesourcery.com>
8862 Mark Shinwell <shinwell@codesourcery.com>
8864 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8865 (alpha_mangle_type): This.
8866 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8867 (TARGET_MANGLE_TYPE): Define this instead.
8868 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8869 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8870 (arm_init_neon_builtins): Fix comment.
8871 (arm_mangle_map_entry): New.
8872 (arm_mangle_map): New.
8873 (arm_mangle_type): New.
8874 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8875 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8876 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8877 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8878 (TARGET_MANGLE_TYPE): Define this instead.
8879 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8880 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8881 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8882 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8883 (TARGET_MANGLE_TYPE): Define this instead.
8884 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8886 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8887 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8888 (TARGET_MANGLE_TYPE): Define this instead.
8889 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8890 (s390_mangle_type): This.
8891 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8892 (TARGET_MANGLE_TYPE): Define this instead.
8893 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8894 (sparc_mangle_type): This.
8895 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8896 (TARGET_MANGLE_TYPE): Define this instead.
8897 * cp/mangle.c (write_type): Call mangle_type target hook on all
8898 types before mangling. Use original type, not main variant, as
8900 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8901 (TARGET_MANGLE_TYPE): This.
8902 * target.h (gcc_target): Rename mangle_fundamental_type to
8904 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8905 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8907 2007-07-25 Julian Brown <julian@codesourcery.com>
8908 Paul Brook <paul@codesourcery.com>
8909 Joseph Myers <joseph@codesourcery.com>
8910 Mark Shinwell <shinwell@codesourcery.com>
8912 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8913 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8914 (with_fpu): Allow --with-fpu=neon.
8915 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8916 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8917 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8918 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8919 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8920 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8921 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8922 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8923 (output_move_neon): Add prototypes.
8924 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8925 (all_fpus): Add FPUTYPE_NEON.
8926 (fp_model_for_fpu): Add NEON field.
8927 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8928 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8930 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8932 (thumb2_legitimate_address_p): Likewise.
8933 (neon_valid_immediate): Recognize and prepare constants suitable for
8935 (neon_immediate_valid_for_move): New function. Recognize and prepare
8936 immediates for NEON move instructions.
8937 (neon_immediate_valid_for_logic): New function. Recognize and
8938 prepare immediates for NEON logic instructions.
8939 (neon_output_logic_immediate): New function. Create asm string
8940 suitable for outputting immediate logic instructions.
8941 (neon_pairwise_reduce): New function. Implement reduction using
8942 pairwise operations.
8943 (neon_expand_vector_init): New function. Expand a (possibly
8944 non-constant) vector initialization.
8945 (neon_vector_mem_operand): New function. Memory operands supported
8946 for quad-word loads/stores to/from ARM or NEON registers. Don't
8947 allow base+offset addressing for core regs.
8948 (neon_struct_mem_operand): New function. Valid mems for NEON
8950 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8951 from neon_vector_mem_operand addresses without a secondary register.
8952 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8953 (add_minipool_backward_ref): Likewise.
8954 (dump_minipool): Likewise.
8955 (push_minipool_fix): Likewise.
8956 (output_move_quad): New function. Output quad-word moves, loads and
8957 stores using ARM registers.
8958 (output_move_vfp): Add support for vectors in VFP (NEON) D
8960 (output_move_neon): Output a NEON load/store to/from a quadword
8962 (arm_print_operand): Implement new codes:
8963 - 'c' for unadorned integers (without a # sign).
8964 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8966 - 'e', 'f' for the low and high D parts of a NEON Q register.
8967 - 'q' outputs a NEON Q register.
8968 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8969 - 'T' prints NEON opcode features from a coded bitmask.
8970 - 'F' is similar to T, but signed/unsigned codes both print as
8972 - 't' is similar to T, but 'u' is printed instead of 'p'.
8973 - 'O' prints 'r' if NEON instruction should perform rounding (as
8974 specified by bitmask), else prints nothing.
8975 - '#' is a punctuation character to stop operand numbers from
8976 running together with following digits in the assembler
8977 strings for instructions (when using mode attributes).
8978 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8979 constant vectors in big-endian mode, where necessary.
8980 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8981 Handle EI, OI, CI, XI modes.
8982 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8983 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8984 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8985 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8986 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8988 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8989 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8990 to turn v8qi, etc. into bits defined above.
8991 (neon_itype): New enumeration. Classifications of NEON builtins.
8992 (neon_builtin_datum): Define struct. Contains information about
8993 a single builtin (with multiple modes).
8994 (CF): Define helper macro for...
8995 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8997 (neon_builtin_data): New array. Define information about builtins
8998 for use during initialization/expansion.
8999 (arm_init_neon_builtins): New function.
9000 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9002 (neon_builtin_compare): New function.
9003 (locate_neon_builtin_icode): New function. Find an insn code for a
9004 builtin given a function code for that builtin. Also return type of
9005 builtin (NEON_BINOP, NEON_UNOP etc.).
9006 (builtin_arg): New enumeration. Types of arguments for builtins.
9007 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9008 Takes a variable argument list of builtin_arg types, terminated by
9010 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9011 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9012 (neon_emit_pair_result_insn): New function. Support returning pairs
9013 of vectors via a pointer.
9014 (neon_disambiguate_copy): New function. Set up operands for a
9015 multi-word copy such that registers do not get clobbered.
9016 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9017 ARM_BUILTIN_NEON_BASE.
9018 (arm_file_start): Set float-abi attribute for NEON.
9019 (arm_vector_mode_supported_p): Enable NEON vector modes.
9020 (arm_mangle_map_entry): New.
9021 (arm_mangle_map): New.
9022 (arm_mangle_vector_type): New.
9023 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9025 (TARGET_NEON): New macro. Target supports NEON.
9026 (fputype): Add FPUTYPE_NEON.
9027 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9028 for vectorization based on command-line arg.
9029 (NEON_REGNO_OK_FOR_NREGS): Define.
9030 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9031 (VALID_NEON_STRUCT_MODE): Define.
9032 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9033 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9034 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9035 (consttable_16): Add pattern for outputting 16-byte minipool
9037 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9039 (vec-common.md, neon.md): Include md files.
9040 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9041 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9042 (memory_constraint "Ut", "Un", "Us"): Define.
9043 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9044 (MMX_char): New mode attribute.
9045 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9046 (*add<mode>3_iwmmxt): New insn pattern.
9047 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9048 (*sub<mode>3_iwmmxt): New insn pattern.
9049 (mulv4hi3): Rename to...
9050 (*mulv4hi3_iwmmxt): This.
9051 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9052 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9053 (uminv4hi3, uminv2si3): Remove. Replace with...
9054 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9055 (*umin<mode>3_iwmmxt): These.
9056 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9057 (ashr<mode>3_iwmmxt): This new pattern.
9058 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9059 (lshr<mode>3_iwmmxt): This new pattern.
9060 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9061 (ashl<mode>3_iwmmxt): This new pattern.
9062 * config/arm/neon-docgen.ml: New file. Generate documentation for
9064 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9065 * config/arm/arm_neon.h: New (autogenerated).
9066 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9068 * config/arm/neon.md: New file. Define NEON instructions.
9069 * config/arm/neon.ml: New file. Abstract description of NEON
9070 instructions, used to generate arm_neon.h header, documentation and
9072 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9073 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9075 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9077 (ARM NEON Intrinsics): New subsection.
9078 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9080 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9082 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9085 2007-07-24 Jan Hubicka <jh@suse.cz>
9087 * regclass.c (move_table): New type.
9088 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9089 (init_move_cost): Break out from ...
9090 (init_reg_sets_1): ... here; simplify computation of
9091 have_regs-of_mode and contains_reg_of_mode.
9092 (record_reg_classes): Unswitch internal loops.
9093 (copy_cost): Trigger lazy initialization of move cost
9094 (record_address_regs): Likewise.
9096 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9098 * config/darwin.c (darwin_override_options): Don't force on
9099 flag_var_tracking_uninit when no debug info is requested.
9101 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9103 * cfgloop.c (init_loops_structure): New function.
9104 (flow_loops_find): Create root of the loop tree unconditionally.
9106 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9108 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9110 2007-07-24 Jan Hubicka <jh@suse.cz>
9112 * caller-save.c: Include ggc.h, gt-caller-save.h
9113 (reg_save_code, reg_restore_code): Rename to ...
9114 (cached_reg_save_code, cached_reg_restore_code): ... those.
9115 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9116 (reg_save_code, reg_restore_code): New functions.
9117 (init_caller_save): Do not intialize
9118 reg_save_code/reg_restore_code tables.
9119 * Makefile.in: (gt-caller-save.h): New.
9121 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9123 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9124 with the mode of the original operand instead of
9127 2007-07-23 Jan Hubicka <jH@suse.cz>
9129 * i386.c (ix86_secondary_memory_needed): Break out to...
9130 (inline_secondary_memory_needed): ... here.
9131 (ix86_memory_move_cost): Break out to ...
9132 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9133 maximum of input and output; fix handling of Q_REGS on 64bit.
9134 (ix86_secondary_memory_needed): Microoptimize.
9136 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9138 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9139 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9140 stmts_from_loop, known_dependences_p, build_rdg): New.
9141 * tree-data-ref.h: Depends on graphds.h.
9142 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9143 (build_rdg): Declared.
9144 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9146 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9148 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9151 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9152 Jakub Jelinek <jakub@redhat.com>
9154 PR middle-end/PR28690
9155 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9157 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9158 and MEM_POINTER operands over REG and MEM operands.
9159 (swap_commutative_operands_p): Change return value to bool.
9160 * rtl.h: Update the corresponding prototype.
9161 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9162 instead of gen_rtx_PLUS.
9163 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9164 value to bool. Change function arguments to rtx's and update code
9166 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9167 calls to match the new declaration.
9168 * simplify-rtx.c (simplify_associative_operation): Don't
9169 reorder simplify_binary_operation arguments.
9171 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9173 * config/mips/mips.c (override_options): Use mips_costs to derive
9174 the default branch cost.
9175 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9177 * config/mips/mips.opt (mbranch-cost=): New option.
9178 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9180 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9182 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9183 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9184 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9185 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9187 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9189 * config/mips/constraints.md (ks): New constraint.
9190 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9191 (*add<mode>3_mips16): ...here.
9193 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9195 * optabs.h (enum optab_index): Add new OTI_signbit.
9196 (signbit_optab): Define corresponding macro.
9197 (enum insn_code signbit_optab[]): Remove array.
9198 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9199 (expand_copysign_absneg): If back end provides signbit insn, use it
9200 instead of bit operations on floating point argument.
9201 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9202 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9203 for availability of signbit insn.
9205 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9206 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9207 SSE mode is not active.
9208 (isinf<mode>2): Disable for mfpmath=sse,387.
9210 2007-07-22 Ben Elliston <bje@au.ibm.com>
9212 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9214 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9216 2007-07-20 Richard Guenther <rguenther@suse.de>
9218 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9219 integral typed condition.
9220 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9221 booleanness. Only preserve conversions from a non-base
9222 type to a base type, not in general between types with
9223 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9224 * tree.def (COND_EXPR): Document that the condition
9225 can be of any integral type.
9227 2007-07-20 Nigel Stephens <nigel@mips.com>
9228 Richard Sandiford <richard@codesourcery.com>
9230 * config/mips/mips.h (mips_dwarf_regno): Declare.
9231 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9232 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9233 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9234 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9235 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9236 (REG_CLASS_NAMES): Update accordingly.
9237 * config/mips/mips.c (mips_dwarf_regno): New array.
9238 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9239 (mips_subword): Remove special handling for accumulator registers.
9240 (override_options): Initiailize mips_dwarf_regno. Remove use
9242 (mips_swap_registers): New function.
9243 (mips_conditional_register_usage): Swap accumulator registers
9244 around if TARGET_LITTLE_ENDIAN.
9245 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9246 * config/mips/constraints.md (h, l): Use the endianness to choose
9247 between MD0_REG and MD1_REG.
9248 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9249 alternative-dependent template.
9251 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9253 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9256 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9258 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9259 predecessor fallthru flags.
9261 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9263 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9264 of compare to the same type.
9265 * cfgloopmanip.c (add_loop): Update information about loop exits.
9266 (loop_version): Remove the innermost loop requirement.
9267 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9268 to sizetype for pointers.
9270 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9272 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9273 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9274 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9276 * config/dfp-bit.c: Empty for TFmode conversions.
9278 2007-07-18 Caroline Tice <ctice@apple.com>
9280 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9281 and handle them correctly; check that src is not NULL before
9283 (find_src_set_src): Likewise.
9285 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9287 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9288 (struct alignment_context, init_alignment_context): New.
9289 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9290 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9291 (XCHAL_HAVE_S32C1I): Likewise.
9292 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9293 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9294 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9295 (ATOMIC, HQI): New macros.
9296 (memory_barrier, *memory_barrier): New.
9297 (sync_lock_releasesi): New.
9298 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9299 (sync_lock_test_and_set<mode>): New.
9300 (sync_<atomic><mode>): New.
9301 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9302 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9303 (xtensa_expand_atomic): New.
9305 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9309 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9310 transformation for builtin ISNORMAL.
9311 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9312 * builtins.def (BUILT_IN_ISNORMAL): New.
9313 * doc/extend.texi: Document isnormal.
9315 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9319 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9320 optabs infrastructure. Provide generic implementation for
9322 (expand_builtin): Handle FINITE/ISFINITE.
9323 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9324 (fold_builtin_1): Likewise.
9326 * builtins.def (BUILT_IN_ISFINITE): New.
9328 * doc/extend.texi: Document isfinite.
9330 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9335 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9336 generic fallback for isinf.
9337 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9338 calculation code ...
9339 * real.c (get_max_float): ... to here.
9340 * real.h (get_max_float): New.
9342 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9346 * builtin-attrs.def (ATTR_TYPEGENERIC,
9347 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9349 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9350 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9351 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9352 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9354 * c-common.c (handle_type_generic_attribute): New.
9355 (c_common_attribute_table): Add "type generic".
9357 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9359 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9361 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9362 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9365 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9368 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9369 checking that the operand is an expression.
9371 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9372 Danny Smith <dannysmith@users.sourceforge.net>
9375 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9376 file mapping object in local namespace if Windows version later
9379 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9381 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9382 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9383 arm_cannot_force_const_mem.
9384 (arm_cannot_force_const_mem): New function.
9385 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9386 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9387 of arm_tls_referenced_p.
9388 * config/arm/arm.md (movsi): Split out-of-section constants when
9389 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9390 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9392 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9394 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9396 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9398 * config/mips/mips.md (*extendqihi2): Convert the destination
9401 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9403 * config/pa/fptr.c: Update license header.
9404 * config/pa/milli64.S: Likewise.
9406 2007-07-17 Nick Clifton <nickc@redhat.com>
9408 * COPYING_v3: New file. Contains version 3 of the GNU General
9410 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9411 Lesser General Public License.
9412 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9413 the GNU General Public License.
9415 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9417 PR rtl-optimization/32773
9418 * cfglayout.c (force_one_exit_fallthru): New function.
9419 (cfg_layout_finalize): Use it.
9421 2007-07-16 Richard Guenther <rguenther@suse.de>
9422 Uros Bizjak <ubizjak@gmail.com>
9424 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9425 before forcing it to gimple operand.
9427 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9428 David Ung <davidu@mips.com>
9430 * config/mips/mips.h (TUNE_24K): Define.
9431 (TUNE_MACC_CHAINS): Add TUNE_24K.
9432 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9434 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9435 (r74k_int_madd): .. this new reservation.
9436 (define_bypass): Fixed bypasses for r74k_int_madd to use
9438 * config/mips/24k.md (define_bypass): Define new
9439 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9441 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9442 Nigel Stephens <nigel@mips.com>
9444 * config/mips/mips.md: Include 20kc.md.
9445 * config/mips/20kc.md: New file.
9446 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9447 (mips_adjust_cost): Tweak for 20Kc.
9448 (mips_issue_rate): Likewise.
9449 * config/mips/mips.h (TUNE_20KC): Define.
9451 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9453 * config/rs6000/rs6000.c (struct processor_cost): Add
9454 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9456 (*_cost): Add cache information.
9457 (rs6000_override_options): Set cache parameters.
9459 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9462 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9463 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9465 2007-07-16 Paul Brook <paul@codesourcery.com>
9468 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9469 (cirrus_thumb2_movsi_insn): Ditto.
9471 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9473 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9476 2007-07-15 Andrew Haley <aph@redhat.com>
9478 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9479 before looking in the context.
9481 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9485 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9486 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9487 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9488 (pa_output_function_prologue): Use rp_saved and
9489 current_function_is_leaf to generate .CALLINFO statement.
9490 (hppa_expand_prologue): Set rp_saved.
9491 (hppa_expand_epilogue): Use rp_saved.
9492 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9493 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9495 2007-07-14 Dirk Mueller <dmueller@suse.de>
9497 * omega.c (coalesce): Fix memory leak on early exit.
9498 * matrix-reorg.c (check_allocation_function): Likewise.
9499 * tree-vect-transform.c (vect_get_new_vect_var): free result
9501 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9502 pass pointer to edge vector
9503 (partition_hot_cold_basic_blocks): Fix memory leak.
9504 * collect2.c (prefix_from_string): Free temporary storage.
9505 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9507 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9509 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9510 (DO_GLOBAL_DTORS_BODY): Likewise.
9512 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9513 Nigel Stephens <nigel@mips.com>
9515 * config/mips/mips.c (mips_classify_symbol): Don't return
9516 SYMBOL_SMALL_DATA for constant pool addresses if
9517 TARGET_EMBEDDED_DATA is true.
9519 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9521 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9522 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9523 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9524 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9525 __builtin_ia32_storehps, __builtin_ia32_storelps,
9526 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9527 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9528 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9529 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9530 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9531 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9532 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9533 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9534 using def_builtin_const.
9536 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9538 PR tree-optimization/32705
9539 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9540 (simplify_binary_expression): Use SSA_VAL consistently.
9542 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9544 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9545 (SPEFSCR_REGNO): Delete definition.
9546 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9547 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9548 * config/rs6000/rs6000.h: Do not define *_REGNO.
9549 LINK_REGISTER_REGNUM -> LR_REGNO.
9550 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9551 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9552 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9553 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9554 R_VRSAVE, R_VSCR. Use them.
9555 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9556 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9557 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9558 * config/rs6000/aix.h: Define R_LR. Use it.
9560 2007-07-13 Caroline Tice <ctice@apple.com>
9562 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9563 flag_var_tracking is explicitly turned off (i.e. when variable
9564 tracking is not feasible); otherwise, turn flag_var_tracking on when
9565 flag_var_tracking_uninit is on.
9566 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9567 note definitions, to allow recording of initialization status in the
9569 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9570 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9571 determine if two note locations are equal.
9572 (output_loc_list): Don't output list entries whose start & end labels
9574 (reg_loc_descriptor): Add parameter for initialization status; pass it
9575 to other loc descriptor functions.
9576 (one_reg_loc_descriptor): Add parameter for initialization status;
9577 check its value and add DW_OP_GNU_uninit to returned loc descr if
9579 (multiple_reg_loc_descriptor): Add parameter for initialization
9581 pass init status argument to other loc descriptor functions; check
9582 value of intialization parameter and add DW_OP_GNU_uninit to returned
9583 loc descr if appropriate.
9584 (based_loc_descr): Add parameter for initialization status; add new
9585 variable for return value; check value of initialization parameter and
9586 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9587 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9588 pass init status argument to other loc descriptor functions; check
9589 value of intialization parameter and add DW_OP_GNU_uninit to returned
9590 loc descr if appropriate.
9591 (mem_loc_descriptor): Likewise.
9592 (concat_loc_descriptor): Likewise.
9593 (concatn_loc_descriptor): Likewise.
9594 (loc_descriptor): Add parameter for initialization status; pass it as
9595 argument to other loc descriptor function calls.
9596 (loc_descriptor_from_tree_1): Add appropriate initialization status
9597 to loc descriptor function calls.
9598 (add_location_or_const_value_attribute): Get initialization status
9599 from VAR_LOCATION note; add initialization status to loc descriptor
9601 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9602 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9603 status is uninitialized, add "[uninint]" to output.
9604 * common.opt (fvar-tracking-uninit): New option, similar to
9605 fvar-tracking, to turn on tracking of uninitialized variables; creates
9606 a new global flag, flag_var_tracking_uninit.
9607 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9608 (enum var_init_status): New type, for var initialization status field.
9609 * var-tracking.c (struct location_chain_def): Two new fields, init,
9610 for initialization status, and set_src for the assignment value expr.
9611 (unshare_variable): New parameter for initialization status;
9612 initialize new init and set_src fields.
9613 (var_reg_set): New parameters for initialization status and value;
9614 pass them to set_variable_part.
9615 (var_mem_set): Likewise.
9616 (get_init_value): New function.
9617 (var_reg_delete_and_set): New initialization status & value
9618 parameters; add call to get_init_value if status is unknown; pass new
9619 parameters to clobber_variable_part and var_reg_set.
9620 (var_mem_delete_and_set): Likewise.
9621 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9622 (var_mem_delete): Likewise.
9623 (variable_union): Pass status to unshare_variable; initialize new init
9624 and set_src fields. If flag_var_tracking_uninit is not set, force
9625 status to initialized.
9626 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9627 used later to get the set_src value.
9628 (find_src_status): New function.
9629 (find_src_set_src): New function.
9630 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9631 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9632 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9633 and var_mem_delete_and_set.
9634 (dump_variable): Print out "[uninit]" if appropriate.
9635 (set_variable_part): Add new initialization and set_src parameters;
9636 pass status to unshare_variable; set node->init and node- >set_src
9637 fields and modify slot in hash table appropriately; save the init and
9638 set_src values if appropriate and assign to the new node.
9639 (clobber_variable_part): New set_src parameter; if two nodes have
9640 same variable and same location but different set_src (assignment)
9641 values, clobber old node.
9642 (delete_variable_part): Pass init status to unshare_variable.
9643 (emit_note_insn_var_location): Add initialized var; assign var's init
9644 status to new 'initialized'; pass new init status field to calls to
9645 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9646 status to initialized.
9647 (emit_notes_in_bb): Pass initialization status to calls to
9648 var_reg_set, var_mem_set, var_reg_delete_and_set and
9649 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9650 var_reg_delete_and_set and var_mem_delete_and_set; call
9651 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9652 make up for change in add_stores.
9653 (vt_add_function_parameters): Add status to calls to
9655 * config/darwin.c (darwin_override_options): Turn on uninitialized
9656 tracking automatically, if var_tracking is on and the system is
9659 2007-07-13 Sa Liu <saliu@de.ibm.com>
9661 * config.gcc: Add options for arch and tune on SPU.
9662 * config/spu/predicates.md: Add constant operands 0 and 1.
9663 * config/spu/spu-builtins.def: Add builtins for double precision
9664 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9665 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9667 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9669 * config/spu/spu-protos.h: Add new function prototypes.
9670 * config/spu/spu.c (spu_override_options): Check options -march and
9672 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9673 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9675 (spu_const_from_int): New. Create a vector constant from 4 ints.
9676 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9677 (spu_emit_vector_compare): New. Emit vector compare.
9678 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9679 * config/spu/spu.h: Add options -march and -mtune. Define processor
9680 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9681 CANONICALIZE_COMPARISON.
9682 * config/spu/spu.md: Add new insns for double precision compare
9683 and double precision vector compare. Add vcond and smax/smin patterns
9684 to enable DFmode vector conditional expression.
9685 * config/spu/spu.opt: Add options -march and -mtune.
9686 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9687 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9688 both CELL and CELLEDP targets: spu_testsv.
9689 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9692 2007-07-13 Richard Guenther <rguenther@suse.de>
9694 PR tree-optimization/32721
9695 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9696 TREE_THIS_VOLATILE on the folded reference.
9697 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9698 if the array reference has TREE_THIS_VOLATILE set.
9700 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9703 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9705 2007-07-13 Andreas Schwab <schwab@suse.de>
9707 * gengtype-lex.l: Allow declarations to be indented.
9709 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9711 * ginclude/tgmath.h: New.
9712 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9713 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9714 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9715 * configure: Regenerate.
9717 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9719 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9720 correct index when setting register save state for xd
9723 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9725 * config/sh/sh.c (mark_use): Remove.
9727 2007-07-12 Paul Brook <paul@codesourcery.com>
9729 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9730 reg does not overlap return value.
9732 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9734 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9735 (set_expression_vuses): Ditto.
9736 (init_pre): Initialize expression_vuses.
9738 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9740 * config/i386/sse.md (storentdf, storentsf): New.
9742 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9744 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9746 * tree.c (build_decl_stat): Move code from here...
9747 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9748 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9749 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9750 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9751 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9754 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9755 Devang Patel <dpatel@apple.com>
9757 PR tree-optimization/25413
9758 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9759 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9760 * tree.h (contains_packed_reference): New.
9761 * expr.c (contains_packed_reference): New.
9762 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9763 (vect_enhance_data_refs_alignment): Call
9764 vector_alignment_reachable_p.
9765 * target.h (vector_alignment_reachable): New builtin.
9766 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9767 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9768 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9770 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9772 * target.h (builtin_vectorization_cost): Add new target builtin.
9773 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9774 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9775 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9776 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9777 uninitialized variables.
9778 * tree-vect-transform.c (cost_for_stmt): New function.
9779 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9780 using cost 1 for all scalar stmts. Be less conservative when
9781 estimating the number of prologue/epulogue iterations. Call
9782 targetm.vectorize.builtin_vectorization_cost. Return
9783 min_profitable_iters-1.
9784 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9785 initialization cost instead of TARG_VEC_STMT_COST. Use
9786 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9787 epilogue code. Fix epilogue cost computation.
9788 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9789 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9790 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9791 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9792 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9793 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9795 2007-07-12 Richard Guenther <rguenther@suse.de>
9797 * gimplify.c (gimplify_conversion): Make sure that the result
9798 from maybe_fold_offset_to_reference is trivially convertible
9799 to the desired type before doing the simplification.
9800 (gimplify_expr): Likewise.
9801 * fold-const.c (fold_binary): Use the correct types for
9802 building the simplified expression.
9804 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9806 PR rtl-optimization/32729
9807 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9808 that fallthru to exit.
9810 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9812 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9813 (symDTPOFF2reg): Likewise.
9815 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9817 PR tree-optimization/32663
9819 * tree.h (VALUE_HANDLE_VUSES): Remove.
9820 (struct tree_value_handle): Remove vuses.
9822 * tree-vn.c (create_value_handle_for_expr): Don't set
9825 * tree-ssa-pre.c (expression_vuses): New.
9826 (alloc_expression_id): Set up expression_vuses.
9827 (get_expression_vuses): New.
9828 (set_expression_vuses): Ditto.
9829 (clear_expression_ids): Modify for expression_vuses.
9830 (phi_translate_1): Ditto.
9831 (phi_translate_set): Ditto.
9832 (value_dies_in_block_x): Ditto
9833 (valid_in_sets): Ditto.
9834 (add_to_sets): Ditto.
9835 (find_existing_value_expr): Ditto.
9836 (create_value_handle_for_expr): Ditto.
9837 (make_values_for_stmt): Ditto.
9838 (vuse_equiv): Remove.
9840 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9842 * Makefile.in (mostlyclean): Remove object files.
9844 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9846 * toplev.c (no_new_pseudos): Deleted.
9847 * rtl.h (no_new_pseudos): Deleted.
9848 * tree-pass.h (pass_no_new_pseudos): Deleted.
9849 * passes.c (pass_no_new_pseudos): Deleted.
9850 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9851 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9852 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9854 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9855 * rtlhooks.c (gen_lowpart_general): Ditto.
9856 * optabs.c (prepare_operand): Ditto.
9857 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9859 * modulo-sched.c (rest_of_handle_sms): Ditto.
9860 * see.c (rest_of_handle_see): Ditto.
9861 * ifcvt.c (if_convert): Ditto.
9862 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9864 * init-regs.c (gate_initialize_regs): Deleted set of
9866 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9867 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9868 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9870 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9874 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9875 (*vec_extractv2di_1_rex64): New insn pattern.
9877 2007-07-11 David Daney <ddaney@avtrex.com>
9879 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9880 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9881 for SIGNAL_UNWIND_RETURN_COLUMN.
9882 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9883 (DWARF_FRAME_REGNUM): Rewrite.
9884 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9886 2007-07-11 Nick Clifton <nickc@redhat.com>
9888 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9889 delta and use gen_int_mode in place of GET_INT instead.
9891 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9893 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9896 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9898 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9899 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9901 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9902 (USE_CANONICAL_TYPES): New.
9903 * doc/invoke.texi (verify-canonical-types): Remove.
9904 (use-canonical-types): Add.
9906 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9908 * config/spu/spu.c (spu_optimization_options): Remove setting of
9909 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9910 (spu_override_options): Move it here.
9912 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9914 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9915 * config/mips/mips.c (mips_cpu_info_table): Mention
9916 MIPS_ISA_LEVEL_SPEC in the comment.
9918 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9920 PR tree-optimization/32713
9921 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9923 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9926 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9927 conditional to flag_isoc99.
9928 (c_common_init_options): Do it here, unconditionally.
9930 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9932 PR tree-optimization/32589
9933 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9934 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9935 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9936 predicate, extracted from...
9937 (set_rhs): ...here. Call it for the expression on entry.
9938 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9939 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9940 (simplify_binary_expression): Use valid_gimple_expression_p
9941 to validate the simplification.
9942 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9944 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9946 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9947 DWARF2_DEBUG on 32 bit target too.
9948 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9950 2007-07-11 Nick Clifton <nickc@redhat.com>
9952 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9953 version for 64-bit hosts.
9955 2007-07-10 David Daney <ddaney@avtrex.com>
9957 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9959 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9961 * config/mips/mips.c (mips_expand_synci_loop): New function.
9962 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9963 (UNSPEC_RDHWR): Same.
9964 (UNSPEC_SYNCI): Same.
9965 (UNSPEC_SYNC): Same.
9966 (clear_cache): New expand.
9970 (clear_hazard): Same.
9971 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9973 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9974 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9976 2007-07-10 Ian Lance Taylor <iant@google.com>
9978 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9981 2007-07-10 David Daney <ddaney@avtrex.com>
9983 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9984 * builtins.c (expand_builtin___clear_cache): New function.
9985 (expand_builtin): Call expand_builtin___clear_cache for
9986 BUILT_IN_CLEAR_CACHE case.
9987 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9988 * doc/md.texi (clear_cache): Document new instruction pattern.
9989 * testsuite/gcc.dg/builtins-64.c: New test.
9991 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9993 * config/cris/cris.md ("movsi"): Fix typo in last change.
9995 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9998 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10000 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10001 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10002 for FUNCTION_DECLs. Don't use align_functions_log if
10004 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10005 even for FUNCTION_DECLs.
10006 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10008 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10009 (DECL_FUNCTION_CODE): Update for new location and name of
10011 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10012 (struct tree_decl_common): Move 'align' and 'off_align' out
10013 of union, ensure they're still on a 32-bit boundary. Remove
10014 other fields in union 'u1'.
10015 (struct tree_function_decl): Add field 'function_code' replacing
10016 'u1.f' in tree_decl_common.
10017 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10018 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10019 (Variable Attributes): Cross-reference 'aligned' attribute
10020 to Function Attributes.
10021 * flags.h (force_align_functions_log): Delete.
10022 * toplev.c (force_align_functions_log): Delete.
10024 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10027 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10028 (*vec_concatv2di_rex): New insn pattern.
10030 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10033 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10035 2007-07-10 Ian Lance Taylor <iant@google.com>
10037 Replace no_new_pseudos in backends.
10038 * rtl.h (can_create_pseudo_p): Define.
10039 * config/darwin.c (machopic_indirect_data_reference): Use
10040 can_create_pseudo_p () instead of no_new_pseudos.
10041 (machopic_indirect_data_reference): Likewise.
10042 (machopic_legitimize_pic_address): Likewise.
10043 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10044 (alpha_emit_set_const_1): Likewise.
10045 (alpha_emit_set_const): Likewise.
10046 (alpha_emit_conditional_move): Likewise.
10047 (alpha_split_conditional_move): Likewise.
10048 * config/alpha/alpha.md (various splitters): Likewise.
10050 * config/arm/arm.c (legitimize_pic_address): Likewise.
10051 (arm_load_pic_register): Likewise.
10052 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10053 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10054 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10055 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10056 * config/cris/cris.md (movsi): Likewise.
10057 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10058 (symGOTOFF2reg_hilo): Likewise.
10059 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10060 * config/h8300/h8300.md (insv, extzv): Likewise.
10061 * config/i386/i386.c (ix86_expand_move): Likewise.
10062 (ix86_expand_vector_move): Likewise.
10063 (ix86_prepare_fp_compare_args): Likewise.
10064 (ix86_expand_carry_flag_compare): Likewise.
10065 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10066 (tls_dynamic_gnu2_combine_32): Likewise.
10067 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10068 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10069 (ia64_expand_movxf_movrf): Likewise.
10070 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10071 (m32c_split_move): Likewise.
10072 (m32c_expand_insv): Likewise.
10073 * config/m68k/m68k.md (movsi): Likewise.
10074 * config/mips/mips.c (mips_force_temporary): Likewise.
10075 (mips_split_symbol): Likewise.
10076 (mips_move_integer): Likewise.
10077 (mips_legitimize_const_move): Likewise.
10078 * config/mn10300/mn10300.md (movsi): Likewise.
10079 * config/pa/pa.c (emit_move_sequence): Likewise.
10080 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10081 (rs6000_got_register): Likewise.
10082 (create_TOC_reference): Likewise.
10083 (rs6000_machopic_legitimize_pic_address): Likewise.
10084 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10085 (various splitters): Likewise.
10086 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10087 (movsi_got): Likewise.
10088 * config/s390/s390.c (emit_symbolic_move): Likewise.
10089 * config/s390/s390.md (movhi, movqi): Likewise.
10090 (load_multiple, store_multiple): Likewise.
10091 * config/score/score.c (score_force_temporary): Likewise.
10092 * config/sh/sh.c (prepare_move_operands): Likewise.
10093 (prepare_cbranch_operands): Likewise.
10094 (emit_fpu_switch): Likewise.
10095 (fpscr_set_from_mem): Likewise.
10096 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10097 (adddi3, subsi3): Likewise.
10098 (various splitters): Likewise.
10099 (divsi_inv_fp_combine): Likewise.
10100 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10101 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10103 * config/sh/predicates.md (xor_operand): Likewise.
10104 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10105 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10106 (movdi_pic_label_ref): Likewise.
10107 * config/spu/spu.c (spu_split_immediate): Likewise.
10108 * config/alpha/alpha.md (various splitters): Remove test
10109 !no_new_pseudos || reload_completed.
10110 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10112 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10113 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10114 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10115 * config/score/score.c (th_output_mi_thunk): Likewise.
10116 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10117 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10119 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10121 PR rtl-optimization/32664
10122 * mode-switching.c (create_pre_exit): Skip barrier insns.
10124 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10126 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10127 force_gimple_operand_bsi.
10128 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10129 rewrite_use_compare): Ditto.
10130 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10132 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10133 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10134 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10135 * tree-profile.c (prepare_instrumented_value,
10136 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10137 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10138 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10139 tree_gen_ior_profiler): Ditto.
10140 * tree-ssa-reassoc.c (negate_value): Ditto.
10141 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10142 Use force_gimple_operand_bsi.
10143 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10144 * tree-if-conv.c (add_to_dst_predicate_list,
10145 find_phi_replacement_condition): Ditto.
10146 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10147 Call mark_symbols_for_renaming for new statements.
10148 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10150 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10152 * cfghooks.c (remove_edge): New function.
10153 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10155 * cfghooks.h (remove_edge): Declare.
10156 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10157 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10159 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10161 * optabs.h: Added declaration for signbit_optab.
10162 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10163 * genoptinit.c (optabs): Added entry for signbit insns.
10164 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10165 insn, if available.
10166 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10167 * config/s390/s390.md (signbit<mode>2): New expander.
10169 2007-07-09 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/32698
10172 * fold-const.c (fold_plusminus_mult_expr): Move constant
10173 arguments second to allow decomposing.
10175 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10178 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10180 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10181 Disregard DECL_FROM_INLINE.
10183 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10186 * doc/invoke.texi: Add ftree-reassoc flag.
10187 * common.opt (ftree-reassoc): New flag.
10188 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10189 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10191 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10193 PR tree-optimization/32681
10194 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10195 saved in second_edge->aux when first_bb is a loop header.
10197 2007-07-09 Jan HUbicka <jh@suse.cz>
10199 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10201 2007-07-09 Richard Guenther <rguenther@suse.de>
10203 * c-decl.c (start_function): Do not promote return type.
10205 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10207 * function.c (do_warn_unused_parameter): Do not warn if
10208 TREE_NO_WARNING is set.
10210 2007-07-08 Andreas Schwab <schwab@suse.de>
10212 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10214 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10217 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10219 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10220 apply to assembly language, too.
10221 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10223 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10225 Revert (note the sccvn portions are *not* reverted)
10226 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10228 Fix PR tree-optimization/23488
10230 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10232 * tree-flow-inline.h (get_value_handle): Ditto.
10233 * tree-ssa-pre.c (decl_vh_map): New.
10234 (decl_node_pool): New.
10235 (can_value_number_operation): Support DECL_P.
10236 (can_PRE_operation): Ditto.
10237 (create_expression_by_pieces): Ditto.
10238 (find_existing_value_expr): Modify to differnetiate between
10239 addressing and top level.
10240 (create_value_handle_for_expr): Handle DECL's.
10241 (poolify_tree): Ditto.
10242 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10243 (make_values_for_stmt): Handle DECL's properly.
10244 (init_pre): Reorg to not init useless things during FRE.
10246 * tree-flow.h: Include pointer-set.h.
10247 (decl_vh_map): Declare.
10248 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10250 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10252 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10253 the constraint description.
10254 * doc/md.texi: Update documentation of AVR constraints.
10256 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10258 * auto-inc-dec.c, config/arm/arm.c,
10259 config/m32r/constraints.md, config/mips/mips.md,
10260 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10261 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10262 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10263 typos. Follow spelling conventions.
10264 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10266 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10267 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10269 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10270 realloc_vuse): Remove.
10271 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10274 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10276 Fix PR tree-optimization/23488
10278 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10279 (try_to_simplify): Ditto.
10280 (visit_use): Ditto.
10281 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10283 * tree-flow-inline.h (get_value_handle): Ditto.
10284 * tree-ssa-pre.c (decl_vh_map): New.
10285 (decl_node_pool): New.
10286 (can_value_number_operation): Support DECL_P.
10287 (can_PRE_operation): Ditto.
10288 (create_expression_by_pieces): Ditto.
10289 (find_existing_value_expr): Modify to differnetiate between
10290 addressing and top level.
10291 (create_value_handle_for_expr): Handle DECL's.
10292 (poolify_tree): Ditto.
10293 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10294 (make_values_for_stmt): Handle DECL's properly.
10295 (init_pre): Reorg to not init useless things during FRE.
10297 * tree-flow.h: Include pointer-set.h.
10298 (decl_vh_map): Declare.
10299 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10301 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10303 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10304 apply to assembly language, too.
10305 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10307 2007-07-06 Ian Lance Taylor <iant@google.com>
10308 Zack Weinberg <zackw@panix.com>
10310 PR middle-end/32441
10311 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10313 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10315 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10316 (prefetch): Likewise if "pref" would be used.
10318 2007-07-06 Josh Conner <jconner@apple.com>
10320 PR middle-end/32602
10321 PR middle-end/32603
10322 * calls.c (store_one_arg): Handle arguments which are partially
10323 on the stack when detecting argument overlap.
10325 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10327 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10328 chosen during find_reloads.
10330 2007-07-06 Richard Guenther <rguenther@suse.de>
10332 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10333 TYPE_ARG_TYPES for verification of argument types. Use
10334 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10335 parameters as variable arguments.
10337 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10339 * libgcc2.h (word_type): Type definition removed.
10340 (cmp_return_type, shift_count_type): Type definitions added.
10341 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10342 replaced with shift_count_type.
10343 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10345 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10346 changed from word_type to Wtype.
10347 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10348 replaced with shift_count_type.
10349 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10351 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10352 and libgcc_shift_count attribute added.
10353 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10354 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10355 (TARGET_INITIALIZER): New target hooks added.
10356 * targhooks.c (default_libgcc_cmp_return_mode,
10357 default_libgcc_shift_count_mode): Default implementations for the new
10358 target hooks added.
10359 * targhooks.h (default_libgcc_cmp_return_mode,
10360 default_libgcc_shift_count_mode): Function prototypes added.
10361 * target.h (struct gcc_target): Fields for the new target hooks added.
10362 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10364 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10367 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10368 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10370 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10371 s390_libgcc_shift_count_mode): Functions added.
10372 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10373 Target hooks defined.
10375 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10377 * config/mips/mips.c (compute_frame_size): Restore the original
10378 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10379 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10380 Document why the difference is needed.
10382 2007-07-06 Richard Guenther <rguenther@suse.de>
10384 * c-common.c (boolean_increment): Use correctly typed
10387 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10389 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10390 the topmost argument register is not also included in the save mask.
10391 (mips16e_collect_argument_save_p): Take a pointer to the argument
10392 register, rather than a pointer to the number of arguments.
10393 (mips16e_collect_argument_saves): Only include argument saves
10394 that aren't in the register mask.
10396 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10398 PR rtl-optimization/32450
10399 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10400 to ensure that instructions are not moved into the prologue when
10401 profiling is on. Remove unused prologue_end variable.
10402 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10403 as a scheduling barrier.
10405 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10408 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10409 Disregard DECL_FROM_INLINE.
10411 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10413 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10414 IORing with a constant.
10416 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10418 PR rtl-optimization/32475
10419 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10420 for every definition of the stack pointer.
10422 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10424 * arm.c (vfp3_const_double_index): Copy signed results of
10425 REAL_VALUE_TO_INT into unsigned vars.
10427 2007-07-05 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/32639
10430 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10432 * tree-ssa.c (useless_type_conversion_p): Check canonical
10435 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10437 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10438 zero_extendhisi2): Change to define_insn_and_split.
10439 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10441 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10443 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10444 pass_match_asm_constraints): New.
10445 * passes.c (init_optimization_passes): Add new pass.
10446 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10447 * function.h (struct function): Add has_asm_statement bit.
10448 (current_function_has_asm_statement): New.
10449 * tree-pass.h (pass_match_asm_constraints): New.
10451 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10453 * config/mips/mips.c (mips_file_start): Avoid declaration
10456 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10458 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10460 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10462 * rtl.def (NOTE): Change print format string to print
10463 operand 5 as a note insn name.
10465 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10466 David Ung <davidu@mips.com>
10468 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10469 * doc/invoke.texi: (MIPS Options): Document them.
10471 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10472 David Ung <davidu@mips.com>
10474 Add support for SmartMIPS ASE.
10476 * optabs.c (expand_binop_directly): New, broken out from...
10477 (expand_binop): Here. Make it try rotating in the other
10478 direction even when the second operand isn't constant.
10479 * config/mips/mips.md (*lwxs): New.
10480 * config/mips/mips.opt (msmartmips): New.
10481 * config/mips/mips.c (mips_lwxs_address_p): New.
10482 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10483 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10484 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10485 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10486 (ISA_HAS_LWXS): New.
10487 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10488 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10489 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10490 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10491 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10492 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10493 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10495 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10497 * tree-vectorizer.c (new_loop_vec_info): Initialize
10498 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10499 * tree-vectorizer.h (_loop_vec_info): Added new filed
10500 min_profitable_iters.
10501 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10502 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10503 * tree-vect-analyze.c (vect_analyze_operations): Set
10504 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10505 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10506 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10507 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10508 and prologue cost to after they are computed.
10509 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10510 TARG_VEC_STMT_COST.
10511 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10512 of creating vectors from scalars according to dt.
10513 (vect_model_store_cost): Likewise.
10514 (vectorizable_call): Use dt array instead of scalar dt. Call
10515 vect_model_simple_cost with additional argument dt.
10516 (vectorizable_assignment): Likewise.
10517 (vectorizable_operation): Likewise.
10518 (vectorizable_type_demotion): Likewise.
10519 (vectorizable_type_promotion): Likewise.
10520 (vectorizable_store): Use dt array instead of scalar dt. Call
10521 vect_model_store_cost with additional argument dt.
10522 (vect_do_peeling_for_loop_bound): Don't call
10523 vect_estimate_min_profitable_iters. Instead, lookup
10524 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10525 "may not be profitable".
10527 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10530 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10531 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10532 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10533 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10535 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10537 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10538 addressing modes cheaper.
10540 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10542 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10543 (dw_ranges_struct): Rename block_num to num. Adjust.
10544 (dw_ranges_by_label_struct): New.
10545 (ranges_by_label, ranges_by_label_allocated,
10546 ranges_by_label_in_use): New variables.
10547 (add_ranges_num): Factored most of the code out of...
10548 (add_ranges): ... this one. Rewrite in terms of the former.
10549 (add_ranges_by_labels): New.
10550 (output_ranges): Output by-label ranges.
10551 (dwarf2out_finish): Output range for multiple-section
10552 compile_unit. Output standard DW_AT_low_pc in addition to
10553 unexpected DW_AT_entry_pc.
10555 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10557 PR tree-optimization/32604
10558 PR tree-optimization/32606
10560 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10561 (compute_antic_safe): Removed.
10562 (ANTIC_SAFE_LOADS): Ditto.
10563 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10564 (execute_pre): Don't call compute_antic_safe.
10565 (vuse_equiv): New function.
10566 (make_values_for_stmt): Use it
10567 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10570 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10573 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10574 rather than a decl.
10575 (avr_attribute_table): Make "naked" attribute apply to function types
10576 rather than to decls.
10577 (avr_handle_fntype_attribute): New function.
10579 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10581 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10584 2007-07-04 David Ung <davidu@mips.com>
10585 Joseph Myers <joseph@codesourcery.com>
10587 * config/mips/mips.md (type): Add logical, signext and move.
10588 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10589 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10590 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10591 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10592 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10593 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10594 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10595 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10596 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10597 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10598 movv2sf_hardfloat_64bit): Use the new types.
10599 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10600 *movdf_softfloat, *movdf_mips16): Use "multi".
10601 (extendqihi2): Replace with a define_expand.
10602 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10603 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10604 * config/mips/74k.md (r74k_int_logical): New reservation and
10606 (r74k_int_arith): Remove "slt".
10607 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10608 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10609 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10610 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10611 reservations for "arith".
10613 2007-07-04 Richard Guenther <rguenther@suse.de>
10615 * tree-ssa.c (useless_type_conversion_p): Add handling for
10616 scalar float and vector types. Only call the types_compatible_p
10617 langhook for aggregate types as last resort. Follow the
10620 2007-07-04 Richard Guenther <rguenther@suse.de>
10622 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10623 the same as NOP_EXPR.
10625 2007-07-04 Nick Clifton <nickc@redhat.com>
10627 * target.h (struct gcc_target): Add target_help field.
10628 * target-def.h (TARGET_HELP): New.
10629 (TARGET_INITIALIZER): Use TARGET_HELP.
10630 * opts.c (command_handle_option): Invoke target_help function, if
10631 defined, when the user has specified --target-help on the command
10633 * doc/invoke.texi: Mention that --target-help might print
10634 additional information.
10635 * doc/tm.texi: Document TARGET_HELP hook.
10637 * arm.c (TARGET_HELP): Override default definition.
10638 (arm_target_help): New - display a wrapped list of cores and
10639 architectures supported.
10641 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10643 * config/v850/v850.c (expand_prologue): Make sure
10644 GEN_INT() argument is sign extended rather than zero extended.
10645 (expand_epilogue): Likewise.
10646 (output_move_double): Delete.
10647 * config/v850/v850-protos.h (output_move_double): Delete.
10648 * config/v850/v850.md (movdi): Delete.
10649 (*movdi_internal): Delete.
10651 (*movdf_internal): Delete.
10653 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10655 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10656 unless compiling RTP PIC.
10658 2007-07-04 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/32482
10661 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10662 original ssa name if we didn't find a shift expression.
10663 Fix shift constant for bit zero test.
10665 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10667 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10669 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10671 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10672 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10673 * config/arm/vxworks.h (ASM_SPEC): Delete.
10674 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10676 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10678 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10679 (DDR_REVERSED_P): New.
10680 * tree-data-ref.c (initialize_data_dependence_relation,
10681 build_classic_dist_vector): Set DDR_REVERSED_P.
10683 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10685 PR middle-end/32457
10686 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10687 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10688 init_omega_for_ddr_1): Use non conservative number of iterations
10690 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10691 (analyze_siv_subscript): Remove FIXME and reinitialization of
10692 last_conflicts to chrec_dont_know.
10693 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10695 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10697 * tree.c (maybe_canonicalize_argtypes): Improve description.
10699 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10701 * tree.c (maybe_canonicalize_argtypes): New.
10702 (build_function_type): Set canonical type.
10703 (build_method_type_directly): Ditto.
10704 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10707 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10709 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10711 (rewrite_use_nonlinear_expr): Likewise.
10713 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10715 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10717 2007-07-04 Ben Elliston <bje@au.ibm.com>
10719 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10722 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10724 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10725 (Exception Handling): Likewise.
10727 2007-07-03 Jan Hubicka <jh@suse.cz>
10729 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10731 2007-07-03 Eric Christopher <echristo@apple.com>
10733 * doc/cppopts.texi: Add conflicting option note to -dM.
10734 * doc/invoke.texi: Add note about possible conflicts with
10735 -E for -dCHARS and note that -dM will not produce
10736 any results if there is no machine dependent reorg.
10738 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10740 * tree.h (DECL_ALIGN): Back out previous change.
10742 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10744 * configure.ac: Test for .dtprelword support on MIPS.
10745 * configure, config.in: Regenerate.
10746 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10747 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10749 2007-07-03 Julian Brown <julian@codesourcery.com>
10751 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10752 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10753 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10754 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10756 (all_fpus): Add FPUTYPE_VFP3.
10757 (fp_model_for_fpu): Add VFPv3 field.
10758 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10759 (vfp3_const_double_index): New function. Return integer index of
10760 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10762 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10763 and argument represents a valid RTX for a VFPv3 constant.
10764 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10766 (vfp_emit_fstmd): Similar, for fstmd.
10767 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10768 constants, represented as integer indices.
10769 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10770 VFP_REGNO_OK_FOR_DOUBLE macros.
10771 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10772 (arm_file_start): Set float-abi attribute for VFPv3, and output
10773 correct ".fpu" assembler directive.
10774 (arm_dbx_register_numbering): Add FIXME.
10775 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10776 (fputype): Add FPUTYPE_VFP3.
10777 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10778 (CALL_USED_REGISTERS): Likewise.
10779 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10780 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10781 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10782 (D7_VFP_REGNUM): New.
10783 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10784 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10785 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10786 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10787 (REG_ALLOC_ORDER): Adjust for VFPv3.
10788 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10789 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10790 VFP_LO_REGS, VFP_HI_REGS.
10791 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10792 (IS_VFP_CLASS): Define macro.
10793 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10795 (REGISTER_MOVE_COST): Likewise.
10796 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10797 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10798 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10799 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10800 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10801 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10802 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10803 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10804 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10805 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10806 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10807 where appropriate for single-word registers.
10808 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10809 As above. Fix type attributes.
10810 * config/arm/constraints.md (register_contraint "t"): Define.
10811 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10813 (register_constraint "x"): Define.
10814 (constraint "Dv"): Define.
10816 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10818 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10820 2007-07-03 Tom Tromey <tromey@redhat.com>
10822 * c-parser.c (objc_pq_context): Removed.
10823 (objc_need_raw_identifier): Likewise.
10824 (c_parser) <objc_pq_context>: New field.
10825 <objc_need_raw_identifier>: Likewise.
10826 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10827 (c_lex_one_token): Update.
10828 (c_parser_objc_protocol_definition): Update.
10829 (c_parser_objc_method_definition): Update.
10830 (c_parser_objc_methodproto): Update.
10831 (c_parser_declspecs): Update.
10833 2007-07-03 David Ung <davidu@mips.com>
10835 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10837 2007-07-03 David Ung <davidu@mips.com>
10838 Richard Sandiford <richard@codesourcery.com>
10840 * doc/invoke.texi: Document -march=74kf3_2.
10841 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10842 (TUNE_74K): Check for it.
10843 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10844 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10845 * config/mips/mips.md (cpu): Add 74kf3_2.
10846 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10847 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10848 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10849 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10850 74kf3_2 to the CPU list.
10851 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10852 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10853 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10854 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10855 (r74kf3_2_fxfer_from_c1): New insn reservations.
10857 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10858 David Ung <davidu@mips.com>
10860 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10861 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10862 and 74k[fx]. Document aliases for the new options.
10863 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10864 (PROCESSOR_24KF2_1): ...this.
10865 (PROCESSOR_24KX): Rename to...
10866 (PROCESSOR_24KF1_1): ...this.
10867 (PROCESSOR_74KF): Rename to...
10868 (PROCESSOR_74KF2_1): ...this.
10869 (PROCESSOR_74KX): Rename to...
10870 (PROCESSOR_74KF1_1): ...this.
10871 (TUNE_74K): Update PROCESSOR_* names.
10872 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10873 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10874 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10875 (mips_rtx_cost_data): Update processor names in comments.
10876 (mips_issue_rate): Update PROCESSOR_* names.
10877 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10878 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10879 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10880 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10881 Update cpu attribute names.
10882 (r24k_fpu_iss): Rename this reservation to...
10883 (r24kf2_1_fpu_iss): ...this and update all uses.
10884 (r24kx_fpu_iss): Rename this reservation to...
10885 (r24kf1_1_fpu_iss): ...this and update all uses.
10886 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10887 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10888 Update cpu attribute names.
10890 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10892 * config/m32r/constraints.md: New file.
10893 * config/m32r/m32r.c: Include tm-constrs.h.
10894 (small_data_operand): Use satisfies_constraint_* instead of macro.
10895 (addr24_operand, gen_compare): Likewise.
10896 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10897 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10898 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10899 EXTRA_CONSTRAINT): Likewise.
10900 * config/m32r/m32r.md: Include constraints.md.
10901 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10902 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10903 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10904 (two_insn_const_operand, int8_operand, uint16_operand,
10905 reg_or_int16_operand, reg_or_uint16_operand,
10906 reg_or_cmp_int16_operand, cmp_int16_operand,
10907 seth_add3_operand): Likewise.
10909 2007-07-03 Eric Christopher <echristo@gmail.com>
10911 * libgcc2.h: Conditionally declare __bswapsi2 and
10914 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10916 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10919 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10922 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10923 (__gthrw_pragma): Provide default definition.
10924 (__gthrw2): Use it.
10925 * gthr-posix.c (__gthrw_pragma): Define.
10927 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10929 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10930 before declaring inequality.
10932 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10934 * combine.c (recog_for_combine): Log the success or failure of
10935 matching new insn patterns against the machine description in
10938 2007-07-03 Revital Eres <eres@il.ibm.com>
10940 * ddg.c (print_sccs): New function.
10941 (check_sccs): New function.
10942 (create_ddg_all_sccs): Use it.
10943 * ddg.h (print_sccs): Declare.
10944 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10946 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10948 * targhooks.h (default_mode_for_suffix): New function declaration.
10949 * targhooks.c (default_mode_for_suffix): New default target hook.
10950 * target.h (struct c): New structure in the targetm struct.
10951 (mode_for_suffix): New target hook as part of struct c.
10952 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10953 default_mode_for_suffix.
10954 (TARGET_C): New define.
10955 * c-lex.c: Include "target.h".
10956 (interpret_float): Use targetm.c.mode_for_suffix to determine
10957 the mode for a given non-standard suffix.
10958 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10960 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10961 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10963 * doc/extend.texi (Floating Types): New node. Document __float80 and
10964 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10966 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10969 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10970 predicate instead of target_operand.
10971 (divsi3_i1_media, divsi3_media_2): Likewise.
10973 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10975 * tree.h (alias_sets_might_conflict_p): Rename into
10976 alias_sets_must_conflict_p.
10977 * alias.c (alias_sets_might_conflict_p): Likewise.
10978 (alias_sets_conflict_p): Use it.
10979 (objects_must_conflict_p): Likewise.
10980 * c-common.c (strict_aliasing_warning): Adjust.
10982 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10984 * rtlhooks.c (gen_lowpart_if_possible): Check for
10985 invalid subreg before calling gen_lowpart_SUBREG.
10987 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10989 * config/darwin9.h: Add copyright notice.
10990 (LINK_COMMAND_SPEC): Add comment.
10991 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10992 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10993 DARWIN_LIBSYSTEM_HAS_UNWIND.
10995 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10998 * omp-low.c (check_combined_parallel): New function.
10999 (lower_omp_parallel): Call it via walk_stmts, set
11000 OMP_PARALLEL_COMBINED if appropriate.
11001 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11002 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11003 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11004 don't consider it as combined parallel.
11006 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11008 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11009 (gcc_tooldir): Likewise.
11010 * configure: Regenerate.
11011 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11012 old configure.ac gcc_tooldir setting.
11013 (prefix_to_exec_prefix): New variable.
11014 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11015 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11017 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11019 Fix PR tree-optimization/32583
11020 Fix PR tree-optimization/32584
11021 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11022 (phi_translate_set): Use phi_translate directly now.
11023 (make_values_for_stmt): Don't value number RHS if we already know
11026 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11027 Jim Wilson <wilson@specifix.com>
11030 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11033 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11034 Richard Sandiford <richard@codesourcery.com>
11035 Nigel Stephens <nigel@mips.com>
11037 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11038 (mips16e_output_save_restore): Declare.
11039 (mips16e_save_restore_pattern_p): Likewise.
11040 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11041 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11042 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11043 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11044 (BITSET_P): New global macro, extracted from...
11045 (mips_for_each_saved_reg): ...here.
11046 (mips16e_save_restore_info): New struct.
11047 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11048 (mips16e_save_restore_regs): New variable.
11049 (mips_split_plus, mips16e_find_first_register): New functions.
11050 (mips16e_mask_registers): New function.
11051 (compute_frame_size): Expand the commentary before the function.
11052 Enforce the MIPS16e save and restore register range restrictions.
11053 Pad the general register save area at the low end.
11054 (mips16e_save_restore_reg, mips16e_build_save_restore)
11055 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11056 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11057 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11059 (mips_expand_prologue, mips_expand_epilogue): Handle
11060 GENERATE_MIPS16E_SAVE_RESTORE.
11061 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11063 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11065 PR tree-optimization/31966
11066 PR tree-optimization/32533
11067 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11068 "basic_block" description as its third argument. Update function
11069 calls to get destination bb from "edge" argument. Save "cond" into
11070 aux field of the edge. Update prototype for changed arguments.
11071 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11073 (find_phi_replacement_condition): Operate on incoming edges, not
11074 on predecessor blocks. If there is a condition saved in the
11075 incoming edge aux field, AND it with incoming bb predicate.
11076 Return source bb of the first edge.
11077 (clean_predicate_lists): Clean aux field of outgoing node edges.
11078 (tree_if_conversion): Do not initialize cond variable. Move
11079 variable declaration into the loop.
11080 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11081 initializations of new_stmt, arg0 and arg1 variables.
11083 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11085 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11086 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11088 2007-07-02 Richard Guenther <rguenther@suse.de>
11090 * tree-ssa.c (useless_type_conversion_p): Document
11091 future intent as defining the middle-end type system.
11092 Re-structure to call langhook last, group by type class,
11093 mark questionable parts.
11095 2007-07-02 Richard Guenther <rguenther@suse.de>
11097 * tree-flow.h (types_compatible_p): Declare.
11098 * tree-ssa.c (types_compatible_p): New function.
11099 * ipa-type-escape.c (discover_unique_type): Use
11100 types_compatible_p instead of lang_hooks.types_compatible_p.
11101 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11102 * tree-vn.c (expressions_equal_p): Likewise.
11103 * tree.c (fields_compatible_p): Likewise.
11104 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11105 (cprop_operand): Use useless_type_conversion_p instead of
11106 lang_hooks.types_compatible_p.
11107 * tree-inline.c (setup_one_parameter): Likewise.
11108 (declare_return_variable): Likewise.
11109 * tree-nrv.c (tree_nrv): Likewise.
11110 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11111 (maybe_fold_offset_to_component_ref): Likewise.
11112 (maybe_fold_offset_to_reference): Likewise.
11113 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11114 (merge_alias_info): Likewise.
11115 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11116 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11117 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11118 * tree-tailcall.c (find_tail_calls): Likewise.
11119 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11120 * gimplify.c (canonicalize_addr_expr): Likewise.
11121 (fold_indirect_ref_rhs): Likewise.
11122 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11123 (cpt_same_type): Likewise.
11124 (check_pointer_types_r): Swap parameters to cpt_same_type
11126 * fold-const.c (fold_convert): Revert fix for PR15988.
11127 * tree-inline.c (setup_one_parameter): Instead fix it here by
11128 using fold_build1 instead of fold_convert and checking for
11129 error_mark_node. Convert only if the conversion is necessary.
11131 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11133 * configure.ac: Check for .gnu_attribute on Power.
11134 * configure: Regenerate.
11135 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11136 attribute for floating-point ABI.
11138 2007-07-02 Ira Rosen <irar@il.ibm.com>
11140 PR tree-optimization/32230
11141 PR tree-optimization/32477
11142 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11143 address is a constant.
11145 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11147 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11148 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11149 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11150 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11151 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11152 64-bit targets. Add support for *-elfoabi*.
11153 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11154 different settings if $(tm_defines) does not select the EABI.
11155 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11156 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11157 (MIPS_ARCH_OPTION_SPEC): Likewise.
11158 (MIPS_ISA_LEVEL_SPEC): Likewise.
11159 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11160 * config/mips/elfoabi.h: New file.
11162 2007-07-02 Richard Guenther <rguenther@suse.de>
11164 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11165 (useless_type_conversion_p): ... this.
11166 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11167 (useless_type_conversion_p): ... this.
11168 * builtins.c (fold_builtin_memory_op): Rename
11169 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11170 * tree-cfg.c (verify_expr): Likewise.
11171 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11172 * tree-ssa-ccp.c (ccp_fold): Likewise.
11173 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11174 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11175 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11176 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11177 * tree-ssa-pre.c (eliminate): Likewise.
11178 * tree-ssa.c (delete_tree_ssa): Likewise.
11179 (tree_ssa_useless_type_conversion): Likewise.
11180 * tree.c (build2_stat): Likewise.
11182 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11184 Fix PR tree-optimization/32571
11185 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11188 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11191 and other expected operations explicitly, change default to
11194 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11196 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11198 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11199 (tls_load_dot_plus_eight): Move the label number into the unspec.
11200 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11202 2007-07-01 Andreas Schwab <schwab@suse.de>
11204 * dwarf2out.c (initial_return_save): Define only if used.
11206 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11208 Unreverting Richard's Revert of:
11210 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11212 * dce.c (deletable_insn_p_1): New function, split out from...
11213 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11214 specially, not those inside PARALLELs. Remove BODY argument
11215 and adjust recursive call accordingly.
11216 (prescan_insns_for_dce): Update call to delete_insn_p.
11218 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11219 Revital Eres <eres@il.ibm.com>
11221 * ddg.c (create_ddg_all_sccs): Fix missed
11222 initialization of scc_nodes.
11224 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11226 PR middle-end/32559
11227 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11228 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11230 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11232 * configure.ac: Check for .gnu_attribute on MIPS.
11233 * configure, config.in: Regenerate.
11234 * config/mips/mips.c (mips_file_start): If supported, output
11235 attribute for floating-point ABI.
11237 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11241 (ffs_cmove): New expander to expand using ctz pattern.
11242 (*ffs_cmove): Remove pattern.
11243 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11244 (ffsdi2): Expand using ctz pattern.
11245 (*ffs_rex64): Remove pattern.
11247 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11249 PR rtl-optimization/32296
11250 * pa.md (return): Delete pattern.
11251 (return_internal): Remove "(const_int 1)" from pattern.
11252 (epilogue): Use return_internal pattern for trivial returns.
11253 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11254 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11256 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11258 * tree-ssa-pre.c (is_exception_related): New function
11259 (can_value_number_operation): Use it.
11261 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11263 Fix PR tree-optimization/32540
11264 Fix PR tree-optimization/31651
11266 * tree-ssa-sccvn.c: New file.
11268 * tree-ssa-sccvn.h: Ditto.
11270 * tree-vn.c: Include tree-ssa-sccvn.h
11271 (val_expr_paid_d): Removed.
11272 (value_table): Ditto.
11273 (vn_compute): Ditto.
11274 (val_expr_pair_hash): Ditto.
11275 (val_expr_pair_expr_eq): Ditto.
11276 (copy_vuses_from_stmt): Ditto.
11277 (vn_delete): Ditto.
11279 (shared_vuses_from_stmt): Ditto.
11280 (print_creation_to_file): Moved up.
11281 (sort_vuses): Ditto.
11282 (sort_vuses_heap): Ditto.
11283 (set_value_handle): Make non-static.
11284 (make_value_handle): Ditto.
11285 (vn_add): Rewritten to use sccvn lookups.
11286 (vn_add_with_vuses): Ditto.
11287 (vn_lookup): Ditto (and second argument removed).
11288 (vn_lookup_with_vuses): Ditto.
11289 (vn_lookup_or_add): Ditto (and second argument removed);
11290 (vn_lookup_or_add_with_vuses): Ditto.
11291 (vn_lookup_with_stmt): New.
11292 (vn_lookup_or_add_with_stmt): Ditto.
11293 (create_value_handle_for_expr): Ditto.
11295 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11296 (seen_during_translate): New function.
11297 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11298 (phi_trans_add): Ditto.
11299 (constant_expr_p): FIELD_DECL is always constant.
11300 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11301 Use constant_expr_p.
11302 Avoid infinite recursion on mutually valued expressions.
11303 Change callers of vn_lookup_or_add.
11304 (phi_translate): New function.
11305 (compute_antic_safe): Allow phi nodes.
11306 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11307 (find_or_generate_expression): Rewrite slightly.
11308 (create_expression_by_pieces): Updated for vn_lookup_or_add
11310 Update VN_INFO for new names.
11311 (insert_into_preds_of_block): Update for new names.
11312 (add_to_exp_gen): New function.
11313 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11314 (find_existing_value_expr): Rewrite to changed vn_lookup.
11315 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11316 (try_look_through_load): Removed.
11317 (try_combine_conversion): Ditto.
11318 (get_sccvn_value): New function.
11319 (make_values_for_phi): Ditto.
11320 (make_values_for_stmt): Ditto.
11321 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11323 (init_pre): Update for SCCVN changes.
11325 (execute_pre): Ditto.
11327 * tree-flow.h (make_value_handle): Declare.
11328 (set_value_handle): Ditto.
11329 (sort_vuses_heap): Ditto.
11330 (vn_lookup_or_add_with_stmt): Ditto.
11331 (vn_lookup_with_stmt): Ditto.
11332 (vn_compute): Remove.
11334 (vn_delete): Ditto.
11335 (vn_lookup): Update arguments.
11337 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11338 (tree-vn.o): Ditto.
11339 (tree-ssa-sccvn.o): New.
11340 (OBJS-common): Add tree-ssa-sccvn.o
11342 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11345 * c-typeck.c (build_external_ref): Don't mark as used if called
11347 * calls.c (rtx_for_function_call): Likewise.
11349 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11353 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11355 * dce.c (deletable_insn_p_1): New function, split out from...
11356 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11357 specially, not those inside PARALLELs. Remove BODY argument
11358 and adjust recursive call accordingly.
11359 (prescan_insns_for_dce): Update call to delete_insn_p.
11361 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11363 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11364 (try_combine): Move potential calls to undo_all() so they happen
11365 before we commit to using the combined insns.
11367 2006-06-30 Jan Hubicka <jh@suse.cz>
11369 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11372 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11374 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11375 (cgraph_remove_unreachable_nodes): Likewise.
11376 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11377 * ipa-inline.c (update_caller_keys): Cast according to the coding
11379 (cgraph_decide_recursive_inlining): Likewise.
11380 (cgraph_decide_inlining_of_small_function): Likewise.
11381 (try_inline): Likewise.
11382 (cgraph_decide_inlining_incrementally): Likewise.
11383 * ipa-pure-const.c (get_function_state): Likewise.
11384 (scan_function): Likewise.
11385 (analyze_function): Likewise.
11386 (static_execute): Likewise.
11387 * ipa-reference.c (scan_for_static_refs): Likewise.
11388 (merge_callee_local_info): Likewise.
11389 (analyze_function): Use type safe memory macros.
11390 (static_execute): Likewise. Cast according to the coding conventions.
11391 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11393 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11395 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11396 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11399 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11401 PR middle-end/30024
11402 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11403 for complex modes (both int and real).
11405 2007-06-29 Jan Hubicka <jh@suse.cz>
11407 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11409 2007-06-29 Jan Hubicka <jh@suse.cz>
11411 PR middle-end/32372
11412 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11415 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11418 * config/avr/avr.c: Include dataflow header file.
11419 (expand_prologue): Adjust for prologue insn change.
11420 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11423 2007-06-29 Richard Guenther <rguenther@suse.de>
11425 PR middle-end/32493
11426 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11427 during type verification.
11429 2007-06-29 Jan Hubicka <jh@suse.cz>
11431 * recog.c (validate_change_rtx_1): Unshare TO argument.
11433 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11435 PR tree-optimization/24659
11436 * tree-vect-transform.c (vectorizable_call): Handle
11437 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11439 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11440 * config/i386/i386.c (enum ix86_builtins)
11441 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11442 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11444 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11445 const using def_builtin_const.
11446 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11447 input operands in the same modes as the result.
11448 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11450 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11452 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11453 (df_set_dead_notes_for_mw): Likewise.
11455 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11457 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11459 2007-06-28 DJ Delorie <dj@redhat.com>
11461 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11463 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11465 * doc/invoke.texi (C++ Dialect Options): Document
11466 fvisibility-ms-compat.
11467 * c.opt (fvisibility-ms-compat): New.
11469 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11472 * tree-affine.c (aff_combination_add_elt): Handle
11473 pointer addition specially.
11475 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11477 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11478 decl is non-external for AIX ABI.
11480 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11482 * config/rs6000/predicates.md (current_file_function_operand):
11483 Ensure the symbol is non-external for AIX ABI.
11485 2007-06-28 Nick Clifton <nickc@redhat.com>
11487 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11488 (fdce, fdse, fpredictive-commoning): Likewise.
11490 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11493 * gcc.c (process_command): Recognize the new -static-libgfortran
11496 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11499 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11500 Use a call clobbered hard reg instead of a pseudo reg.
11502 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11504 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11506 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11509 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11510 REG_LIBCALL and REG_RETVAL notes.
11511 (divsi3, mulsi3): Likewise.
11512 (mulhisi3): Likewise. Use emit_libcall_block.
11513 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11515 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11517 PR rtl-optimization/32481
11518 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11520 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11522 * dce.c (deletable_insn_p_1): New function, split out from...
11523 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11524 specially, not those inside PARALLELs. Remove BODY argument
11525 and adjust recursive call accordingly.
11526 (prescan_insns_for_dce): Update call to delete_insn_p.
11528 2007-06-27 Richard Guenther <rguenther@suse.de>
11530 PR middle-end/32492
11531 * tree.h (fold_convertible_p): Declare.
11532 * fold-const.c (fold_convertible_p): New function.
11533 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11534 instead of lang_hooks.types_compatible_p.
11536 2007-06-26 Jan Hubicka <jh@suse.cz>
11538 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11539 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11540 early use validate_unshare_change.
11541 (reload_combine): Likewise.
11542 * recog.c (change_t): New field unshare.
11543 (validate_change_1): Rename from validate_change; add argument unshare.
11544 (validate_change): Turn into wrapper of validate_change_1; update
11545 prototype for bools.
11546 (validate_unshare_change): New.
11547 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11548 calls of df_insn_rescan.
11549 * recog.h (validate_change): Replace ints by bools.
11550 (validate_unshare_change): Declare.
11552 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11554 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11556 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11558 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11560 2007-06-25 Jan Hubicka <jh@suse.cz>
11562 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11564 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11565 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11566 places other call site specific checks are performed.
11568 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11571 * tree-vect-transform.c (vectorizable_operation): Convert
11572 POINTER_PLUS_EXPR over to PLUS_EXPR.
11574 2007-06-25 Chao-ying Fu <fu@mips.com>
11576 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11577 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11578 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11579 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11581 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11582 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11583 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11584 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11585 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11586 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11587 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11588 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11589 ALL_FIXED_POINT_MODE_P): New define.
11590 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11592 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11594 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11595 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11596 MODE_VECTOR_UACCUM): New mode classes.
11598 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11599 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11600 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11603 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11604 (blank_mode): Initialize ibit and fbit.
11605 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11606 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11608 (new_adjust): Change required_class to required_class_from and
11609 required_class_to for testing within a range.
11610 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11611 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11612 MODE_VECTOR_UACCUM.
11613 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11614 (make_fixed_point_mode): New.
11615 (_ADD_ADJUST): Change C to C1 and C2.
11616 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11617 use a range for machine classes.
11618 (ADJUST_IBIT, ADJUST_FBIT): New.
11619 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11621 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11622 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11623 Emit adjustment for ibit and fbit.
11624 (emit_mode_ibit, emit_mode_fbit): New.
11625 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11627 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11629 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11630 as the source of the set.
11632 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11634 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11635 FP_REGNO_P): Use IN_RANGE.
11636 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11637 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11638 (DATA_REG_P): Use DATA_REGNO_P.
11639 (FP_REG_P): Use FP_REGNO_P.
11640 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11641 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11642 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11644 2007-06-24 Jan Hubicka <jh@suse.cz>
11646 PR middle-end/30563
11647 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11649 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11651 PR middle-end/32461
11652 * fold-const.c (fold_binary): Strip nops of operand 0
11653 of BIT_NOT_EXPR before calling operand_equal_p.
11654 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11655 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11657 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11659 * doc/extend.texi: Document that dllimport and dllexport imply
11660 default visibility.
11661 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11662 imported or exported declaration, including type declarations.
11663 * c-common.c (handle_visibility_attribute): Check for conflicts
11664 with dllimport/dllexport.
11665 (c_determine_visibility): Handle dllimport/dllexport as an
11666 explicit visibility atttribute.
11668 2007-06-23 Richard Guenther <rguenther@suse.de>
11670 PR tree-optimization/16876
11671 PR middle-end/29478
11672 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11674 * tree-inline.c (initialize_inlined_parameters): Do not call
11675 lang_hooks.tree_inlining.convert_parm_for_inlining.
11676 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11677 reason for mismatched types.
11678 * gimplify.c (gimplify_call_expr): Verify the call expression
11679 arguments match the called function type signature. Otherwise
11680 mark the call expression to be not considered for inlining
11681 using CALL_CANNOT_INLINE_P flag.
11682 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11683 edges call expression.
11684 (cgraph_decide_inlining_of_small_function): Likewise.
11685 (cgraph_decide_inlining): Likewise.
11686 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11688 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11689 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11690 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11691 Remove declaration.
11692 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11693 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11695 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11696 convert_parm_for_inlining member.
11698 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11701 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11702 Remove optimization for GT.
11704 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11706 PR middle-end/32437
11707 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11709 (prescan_insns_for_dce): Add extra parameter.
11711 2007-06-23 Jan Hubicka <jh@suse.cz>
11713 PR middle-end/31541
11714 * gimplify.c (mark_addressable): New function.
11715 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11717 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11719 PR middle-end/32374
11720 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11722 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11725 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11726 moves between MMX/SSE registers to at least 8 units to prevent
11727 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11729 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11731 * config/i386/i386.c (override_options): Correct x86_sahf
11734 2007-06-21 David Daney <ddaney@avtrex.com>
11737 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11738 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11739 (exception_receiver): Renamed to ...
11740 (nonlocal_goto_receiver): ... this.
11742 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11744 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11745 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11746 partial register accesses.
11748 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11750 * fold-const.c (debug_fold_checksum): Move it under
11751 ENABLE_FOLD_CHECKING.
11753 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11755 PR middle-end/20623
11756 * tree.h (debug_fold_checksum): Declared.
11757 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11758 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11759 build_fold_addr_expr_with_type_1.
11760 (fold_addr_expr, debug_fold_checksum): New.
11761 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11762 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11763 Use fold_addr_expr.
11765 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11767 PR tree-optimization/19590
11768 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11769 of scev is a constant.
11771 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11773 * df-problems.c (df_note_bb_compute): Made computation of live
11774 info consistent with df_lr.
11776 2007-06-21 Richard Guenther <rguenther@suse.de>
11778 PR tree-optimization/32453
11779 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11780 for pointer anti-range.
11782 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11784 * config/i386/i386.c (processor_target_table): Increase maximum
11785 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11788 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11789 byte alignment if > 8 byte alignment is preferred.
11790 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11792 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11794 PR tree-optimization/31866
11795 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11796 if ASM_EXPR's input is not a SSA_NAME.
11798 PR middle-end/32362
11799 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11800 but decl is a global var, instead return decl.
11801 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11802 even for is_global_var decls, if they are private in some outer
11805 2007-06-21 Richard Guenther <rguenther@suse.de>
11807 PR tree-optimization/32451
11808 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11810 2007-06-21 Christian Bruel <christian.bruel@st.com>
11812 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11813 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11814 (push_regs): Changed saving order or banked registers.
11815 (sh_expand_epilogue): Likewise.
11816 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11817 (FIRST_BANKED_REG): Likewise.
11818 (LAST_BANKED_REG): Likewise.
11819 * config/sh/sh.md (banked) New attribute.
11820 (in_delay_slot): Check banked attribute.
11822 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11824 PR tree-optimization/32075
11825 * tree-data-ref.c (subscript_dependence_tester_1,
11826 analyze_miv_subscript, analyze_overlapping_iterations,
11827 add_distance_for_zero_overlaps, build_classic_dist_vector,
11828 subscript_dependence_tester_1, analyze_overlapping_iterations,
11829 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11830 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11831 to evolution_function_is_affine_multivariate_p.
11833 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11835 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11837 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11840 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11842 * config/m32c/prologue.md (epilogue_exitd_16): New.
11843 (epilogue_reit_16): New.
11844 (epilogue_exitd): Rename to epilogue_exitd_24.
11845 (epilogue_reit): Rename to epilogue_reit_24.
11847 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11848 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11850 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11852 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11853 if dbg_cnt (sched_insn) reaches the limit.
11854 (choose_ready): New parameter INSN_PTR and new return value.
11855 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11856 the new return value from choose_ready.
11857 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11858 (rest_of_handle_global_alloc): New global_alloc_at_func.
11860 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11862 PR tree-optimization/25737
11863 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11864 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11865 * tree-flow.h (struct fieldoff): Add new field alias_set.
11866 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11867 argument addressable_type. Set alias_set of fieldoff.
11868 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11869 (create_overlap_variables_for): Pass alias_set from fieldoff to
11871 * alias.c (get_alias_set): Use alias_set from SFT if set.
11873 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11875 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11876 of a variable as an unsigned HOST_WIDE_INT integer.
11878 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11880 PR rtl-optimization/32405
11881 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11883 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11885 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11887 PR middle-end/31959
11888 * builtins.c: Include diagnostic.h.
11889 (expand_builtin_expect): Make gcc_assert more permissive.
11890 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11892 PR inline-asm/32109
11893 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11896 PR middle-end/32285
11897 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11898 if ACCUMULATE_OUTGOING_ARGS.
11900 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11902 * config/m68hc11/m68hc11.c: Include dataflow header file.
11903 (m68hc11_reorg): Port to dataflow.
11905 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11907 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11908 (struct df_problem.free_blocks_on_set_blocks): New field.
11909 (struct dataflow.optional_p): New field.
11910 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11911 (df_live_set_all_dirty): New function.
11912 * df-scan.c (df_scan_alloc): Initialize optional_p.
11913 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11914 * df-core.c (df_set_blocks): Removed use of
11915 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11916 df_problem.free_blocks_on_set_blocks to determine which blocks are
11918 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11919 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11920 uses dataflow.optional_p to determine if problem should be
11922 (rest_of_handle_df_initialize): Only start live problem if
11924 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11925 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11926 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11927 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11928 problem_NOTE): Initialize free_blocks_on_set_blocks.
11929 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11931 (df_live_set_all_dirty, df_note_alloc): New function.
11932 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11934 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11935 * postreload.c (reload_combine): Ditto.
11936 * cse.c (cse_extended_basic_block): Ditto.
11937 * regmove.c (mark_flags_life_zones): Ditto.
11938 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11939 erase_matching_seqs): Ditto.
11940 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11941 * integrate (allocate_initial_values): Ditto.
11942 * combine.c (reg_dead_at_p): Ditto.
11943 * resource.c (mark_target_live_regs): Ditto.
11944 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11945 * config/sh/sh.c (find_r0_life_regions): Ditto.
11946 * global.c (rest_of_handle_global_alloc): Only add back df_live
11948 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11949 df_live for -O > 1.
11950 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11952 (if_convert): Make sure df_live is there at -O == 1.
11953 (pass_if_after_combine): Cleanup flags.
11954 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11955 is there at -O == 1.
11957 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11959 * config/arm/arm.c (arm_get_frame_offsets): Set
11960 offsets->locals_base to avoid negative stack size.
11961 (thumb1_expand_prologue): Assert on negative stack size.
11963 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11965 PR tree-optimization/32367
11966 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11967 of the chrec has no evolution in that loop.
11968 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11970 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11972 * config/xtensa/xtensa.c: Include "df.h".
11973 (xtensa_builtin_saveregs): Use adjust_address instead of
11975 (xtensa_va_start): Invoke make_tree with sizetype for
11976 expand_builtin_saveregs and then convert the result to a pointer.
11977 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11978 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11979 Subtract argument size from index value as integers and then use
11980 POINTER_PLUS_EXPR to add the result to the array address.
11982 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11985 * config/m32c/m32c.c: Include dataflow header file.
11986 (m32c_emit_prologue): Adjust for prologue insn change.
11987 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11988 once inside a PARALLEL. Assume frame size passed in operand 0
11989 includes space to save the fb register.
11990 (prologue_enter_24): Likewise.
11991 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11993 2007-06-19 David Daney <ddaney@avtrex.com
11996 * config/mips/mips.md (cprestore): Mark $gp as used.
11998 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12001 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12002 (frv_ifcvt_modify_insn): Likewise.
12004 2007-06-19 Richard Guenther <rguenther@suse.de>
12006 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12007 only handle positive offsets that fit in a HOST_WIDE_INT.
12009 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12011 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12012 result of rsqrt insn for zero input argument to avoid NaN.
12014 2007-06-19 Richard Guenther <rguenther@suse.de>
12016 PR middle-end/31950
12017 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12019 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12021 PR tree-optimization/32353
12022 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12024 2007-06-19 Nick Clifton <nickc@redhat.com>
12026 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12028 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12031 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12032 * config/i386/i386.c (assign_386_stack_local): Assert that
12033 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12034 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12035 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12036 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12038 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12040 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12042 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12044 PR rtl-optimization/32321
12045 * gcse.c (replace_store_insn): Update the note before
12046 calling emit_insn_after.
12048 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12050 PR middle-end/32355
12051 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12053 * df-problems.c (df_note_bb_compute): Fix dumping info.
12055 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12057 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12058 insn with emit_jump_insn.
12060 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12062 PR tree-optimization/32383
12063 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12064 * targhooks.h (default_builtin_reciprocal): Update prototype.
12065 * target.h (struct gcc_target): Update builtin_reciprocal.
12066 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12067 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12068 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12069 when fndecl is in BUILT_IN_MD class.
12070 (execute_convert_to_rsqrt): Ditto.
12072 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12073 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12074 Convert BUILT_IN_SQRTF code only when md_fn is false.
12076 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12078 * bt-load.c (move_btr_def): Fix the order of arguments
12079 to validate_replace_rtx.
12081 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12083 * config/m68k/m68k-devices.def: Add 54450..54455.
12085 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12087 PR rtl-optimization/32366
12088 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12089 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12092 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12094 PR middle-end/32349
12095 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12096 this is true, rescan insn being modified.
12097 (sms_schedule): Added rescan parameter.
12098 (rest_of_handle_sms): Moved freeing of dominance info to before
12099 getting out of cfg_layout.
12101 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12103 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12104 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12107 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12108 FL_CF_EMAC from the entry for isac.
12110 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12111 (const_sibcall_operand): New.
12112 (sibcall_operand): Use it.
12113 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12114 (m68k_isas): ISAC does not imply FPU or EMAC.
12115 (override_options): Add ISA_C logic for symbolic jump & call.
12117 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12119 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12120 return mode from the builtin itself.
12121 (sparc_fold_builtin): Fix cast of zero constant.
12123 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12125 * targhooks.c (default_builtin_reciprocal): New default target hook.
12126 * targhooks.h (default_builtin_reciprocal): Add prototype.
12127 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12128 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12129 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12130 default_builtin_reciprocal.
12132 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12134 PR middle-end/31723
12135 * hooks.c (hook_tree_tree_bool_null): New hook.
12136 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12137 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12138 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12139 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12140 and convert it to reciprocal a*rfunc(b).
12141 (execute_convert_to_rsqrt): New function.
12142 (gate_convert_to_rsqrt): New function.
12143 (pass_convert_to_rsqrt): New pass definition.
12144 * target.h (struct gcc_target): Add builtin_reciprocal.
12145 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12146 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12147 TARGET_BUILTIN_RECIPROCAL.
12148 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12150 * config/i386/i386.h (TARGET_RECIP): New define.
12151 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12152 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12153 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12154 and not optimizing for size.
12155 (*rcpsf2_sse): New insn pattern.
12156 (*rsqrtsf2_sse): Ditto.
12157 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12158 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12159 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12160 and not optimizing for size.
12161 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12162 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12163 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12164 and not optimizing for size.
12165 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12166 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12167 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12168 and not optimizing for size.
12169 (*sse_rsqrtv4sf2): Do not export.
12170 (sqrtv4sf2): Ditto.
12171 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12172 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12173 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12174 and not optimizing for size.
12175 (sqrtv4sf2): Ditto.
12176 * config/i386/i386.opt (mrecip): New option.
12177 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12178 (ix86_emit_swsqrtsf): Ditto.
12179 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12180 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12181 builtin definition.
12182 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12183 ix86_expand_unop1_builtin.
12184 (ix86_emit_swdivsf): New function.
12185 (ix86_emit_swsqrtsf): Ditto.
12186 (ix86_builtin_reciprocal): New function.
12187 (TARGET_BUILTIN_RECIPROCAL): Use it.
12188 (ix86_vectorize_builtin_conversion): Rename from
12189 ix86_builtin_conversion.
12190 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12191 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12192 "i386 and x86_64 Options" section.
12193 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12195 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12196 Zdenek Dvorak <dvorakz@suse.cz>
12197 Richard Guenther <rguenther@suse.de>
12198 Kaz Kojima <kkojima@gcc.gnu.org>
12200 * tree-vrp.c (compare_values_warnv): Convert val2 to
12202 (extract_range_from_assert): Create
12203 POINTER_PLUS_EXPR for pointer types.
12204 (extract_range_from_binary_expr): Handle
12205 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12207 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12208 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12209 POINTER_PLUS_EXPR as PLUS_EXPR.
12210 (number_of_iterations_lt_to_ne):
12211 For pointer types, use sizetype when
12212 creating MINUS_EXPR/PLUS_EXPRs.
12213 (assert_loop_rolls_lt): For pointer types, use sizetype when
12214 creating MINUS_EXPR/PLUS_EXPRs.
12215 (number_of_iterations_le): Likewise.
12216 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12217 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12218 like PLUS_EXPR and MINUS_EXPR.
12219 * tree-pretty-print.c (dump_generic_node): Handle
12221 (op_prio): Likewise.
12222 (op_symbol_1): Likewise.
12223 * optabs.c (optab_for_tree_code): Likewise.
12224 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12226 * tree-tailcall.c (process_assignment): Mention
12227 POINTER_PLUS_EXPR in a TODO comment.
12228 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12229 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12230 not used with a pointer and an integer type.
12231 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12232 increment using chrec_convert_rhs instead of chrec_convert.
12233 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12234 PLUS_EXPR except for the right hand side's type will be
12236 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12237 (fold_used_pointer_cast): Kill.
12238 (pointer_offset_p): Kill.
12239 (fold_used_pointer): Kill.
12240 (pointer_used_p): Kill.
12241 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12242 call fold_used_pointer.
12243 (instantiate_parameters_1): Convert the increment
12244 using chrec_convert_rhs instead of chrec_convert.
12245 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12246 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12247 instead of PLUS_EXPR.
12248 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12249 PLUS_EXPR for pointers.
12250 (std_gimplify_va_arg_expr): Likewise.
12251 (fold_builtin_memory_op): Likewise.
12252 (fold_builtin_strstr): Likewise.
12253 (fold_builtin_strchr): Likewise.
12254 (fold_builtin_strrchr): Likewise.
12255 (fold_builtin_strpbrk): Likewise.
12256 (expand_builtin_memory_chk): Likewise.
12257 (fold_builtin_memory_chk): Likewise.
12258 (std_expand_builtin_va_start): Use
12259 sizetype for the call to make_tree and then convert
12260 to the pointer type.
12261 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12262 instead of PLUS_EXPR for adding to a pointer.
12263 (std_gimplify_va_arg_expr): Use fold_build2 for
12264 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12265 the operands to sizetype first and then cast the BIT_AND_EXPR
12266 back to the pointer type.
12267 * fold-const.c (build_range_check): Handle pointer types
12269 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12270 of PLUS_EXPR's. Make sure the offset is converted to
12272 (try_move_mult_to_index): Strip the NOPs from the offset.
12273 Remove code argument and replace all uses with PLUS_EXPR.
12274 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12275 specially. Don't use a pointer type for MINUS_EXPR.
12276 (fold_unary): Handle for (T1)(X op Y),
12277 only p+ as that is the only as that can be handled for
12278 binary operators now.
12279 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12281 <case PLUS_EXPR>: Add folding of PTR+INT into
12283 Don't call try_move_mult_to_index.
12284 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12285 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12286 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12287 Don't call try_move_mult_to_index.
12288 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12289 (tree_expr_nonzero_p): Likewise.
12290 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12291 of PLUS_EXPR for the complex expression folding.
12292 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12293 first chrec is a pointer type, then the second should
12294 be sizetype and not the first's type.
12295 For POINTER_PLUS_EXPR, use a different right hand side type.
12296 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12297 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12298 different right hand side type.
12299 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12300 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12301 instead of PLUS_EXPR.
12302 When either operand is zero, convert the other operand.
12303 (chrec_apply): Use chrec_convert_rhs
12304 on the argument x instead of chrec_convert.
12305 (reset_evolution_in_loop): For pointer types, the new_evol
12306 should be sizetype.
12307 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12308 different right hand side type.
12309 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12310 (chrec_convert_rhs): New function.
12311 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12312 different right hand side type.
12313 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12314 * tree-chrec.h (chrec_convert_rhs): New prototype.
12315 (build_polynomial_chrec): For pointer types, the right hand
12316 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12317 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12318 Remove subtraction case as it is always addition now.
12319 Make sure the offset is converted to sizetype.
12320 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12321 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12322 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12323 PLUS_EXPR in pointer type.
12324 Handle POINTER_PLUS_EXPR.
12325 (tree_to_aff_combination): Likewise.
12326 (force_expr_to_var_cost): Likewise.
12327 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12328 instead of PLUS_EXPR for pointers.
12329 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12330 instead of PLUS_EXPR of pointer types.
12331 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12333 (check_va_list_escapes): Likewise.
12334 (check_all_va_list_escapes): Likewise.
12335 * dwarf2out.c (loc_descriptor_from_tree_1):
12336 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12337 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12338 (string_constant): Likewise.
12339 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12340 the offset to the base, use POINTER_PLUS_EXPR.
12341 (add_to_parts): Convert the index to sizetype.
12342 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12343 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12344 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12345 Offset only holds something for PLUS_EXPR.
12346 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12348 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12350 (analyze_accesses_for_modify_stmt): Likewise.
12351 Remove comment about the type being integral type as it is
12353 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12355 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12357 Correct the type which the artimentic is done in (is now
12360 * tree-data-ref.c (split_constant_offset): Handle
12362 * tree-affine.c (tree_to_aff_combination): Likewise.
12363 * c-typeck.c (build_unary_op): For pointers create the increment
12364 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12366 * gimplify.c (gimplify_self_mod_expr): Create a
12367 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12368 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12369 * tree.def (POINTER_PLUS_EXPR): New tree code.
12370 * tree-predcom.c (ref_at_iteration): If we have a pointer
12371 type do the multiplication in sizetype.
12372 * tree-mudflap.c (mf_xform_derefs_1): Create a
12373 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12374 * tree-ssa-forwprop.c
12375 (forward_propagate_addr_into_variable_array_index):
12376 Don't expect there to be a cast for the index as that
12377 does not exist anymore.
12378 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12379 instead of PLUS_EXPR.
12380 Don't check for the first operand of the POINTER_PLUS_EXPR
12381 was the index as it cannot be.
12382 Call forward_propagate_addr_into_variable_array_index with
12383 the SSA_NAME instead of the statement.
12384 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12385 (compare_constant): Likewise.
12386 (copy_constant): Likewise.
12387 (compute_reloc_for_constant): Likewise.
12388 (output_addressed_constants): Likewise.
12389 (initializer_constant_valid_p): Likewise.
12390 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12391 Convert the MIN/MAX of the inner type to the outer
12392 type before comparing them.
12393 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12394 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12395 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12396 of PLUS_EXPR for pointers.
12397 * tree-inline.c (estimate_num_insns_1): Handle
12399 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12400 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12401 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12402 instead of PLUS_EXPR for the pointer increment statement.
12403 (vect_update_ivs_after_vectorizer): For pointer types, create
12404 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12405 MULT_EXPR in sizetype.
12406 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12408 * tree-object-size.c (plus_expr_object_size): Handle
12409 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12410 code which is trying to figure out which side is a pointer and
12412 (check_for_plus_in_loops_1): Likewise.
12413 (check_for_plus_in_loops): Likewise.
12414 * c-common.c (pointer_int_sum): Create a
12415 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12416 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12417 only POINTER_PLUS_EXPR. Removing all the extra
12418 code which is trying to figure out which side is a pointer and
12420 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12421 PLUS_EXPR and MINUS_EXPR.
12422 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12424 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12425 with make_tree, instead of a pointer type.
12426 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12427 for pointers instead of PLUS_EXPR.
12428 (s390_gimplify_va_arg): Likewise.
12429 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12430 instead of PLUS_EXPR when doing addition on pointer
12431 types. Use sizetype for the second operand.
12432 (spu_gimplify_va_arg_expr): Likewise.
12433 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12434 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12435 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12436 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12437 for the pointer addition and also use size_int/sizetype
12439 (ix86_gimplify_va_arg): Likewise.
12440 Perform BIT_AND_EXPR on sizetype arguments.
12441 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12442 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12443 for the pointer additions and also use size_int for the offsets.
12444 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12445 additions and also use size_int for the offsets. Perform
12446 BIT_AND_EXPR on sizetype arguments.
12447 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12448 POINTER_PLUS_EXPR for pointers and create the
12449 BIT_AND_EXPR in sizetype.
12450 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12451 instead of PLUS_EXPR for pointer addition.
12452 (rs6000_va_start): Likewise.
12453 Also use sizetype for the offset.
12454 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12455 as PLUS_EXPR/MINUS_EXPR.
12456 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12457 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12458 Don't use BIT_AND_EXPR on a pointer type, convert the
12459 expression to sizetype first.
12460 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12462 (mips_gimplify_va_arg_expr): Likewise.
12463 Don't create BIT_AND_EXPR in a pointer type.
12465 2007-06-15 Eric Christopher <echristo@apple.com>
12467 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12468 (x86_64-*-darwin*): Ditto.
12469 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12472 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12474 * doc/extend.texi: Document behavior of __attribute__((aligned))
12477 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12479 * rtlanal.c (note_stores): Improve documentation.
12481 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12483 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12484 LOCAL_LABEL_PREFIX): Delete.
12485 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12486 (bfin_internal_label): Delete.
12488 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12490 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12491 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12492 otherwise define to LIBGCC2_TF_CEXT.
12493 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12494 (LIBGCC_TF_CEXT): Ditto.
12497 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12499 PR rtl-optimization/32339
12500 * df-scan.c (df_uses_record): Don't modify flags but just add to
12501 it for df_ref_record.
12503 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12505 * tree-mudflap.c: Fix whitespace issues.
12507 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12509 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12511 2007-06-14 Eric Christopher <echristo@apple.com>
12513 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12514 (movv4sf): Use gcc_unreachable instead of abort.
12516 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12519 * config/i386/sfp-machine.h (CMPtype): New define.
12520 (mach stubs): Use CMPtype instead of int as a return type.
12522 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12524 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12525 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12526 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12527 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12528 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12529 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12530 config/soft-fp/soft-fp.h: Update from glibc CVS.
12532 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12534 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12536 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12539 * config/v850/v850.c: Include dataflow header file.
12540 (substitute_ep_register): Fix typo.
12542 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12544 * configure.ac: Fix earlier checkin.
12545 * configure: Regenerated.
12547 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12549 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12550 * aclocal.m4: Regenerate.
12551 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12552 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12553 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12554 * configure: Regenerate.
12555 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12557 * Makefile.in (quickstrap): Build libgcc too.
12559 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12561 * configure.ac: Add --enable-checking=df. Explicitly mention that
12562 the variables are initialized as for "release".
12563 * df-core.c: Use it.
12564 * configure: Regenerate.
12565 * config.in: Regenerate.
12567 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12569 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12570 validate_replace_rtx instead of replace_rtx.
12571 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12573 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12575 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12576 (DWARF2_UNWIND_INFO): Override default if configured with
12578 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12579 (ENDFILE_SPEC): Add crtend.o.
12580 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12581 (ENDFILE_SPEC): Add crtend.o.
12582 (TARGET_USE_JCR_SECTION): Define.
12583 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12585 * config/i386/cygming-crtbegin.c: New file.
12586 * config/i386/cygming-crtend.c: New file.
12588 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12590 * config/i386/w32-unwind.h: New file.
12592 2007-06-13 Eric Christopher <echristo@apple.com>
12594 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12595 the user set a value below STACK_BOUNDARY.
12597 2007-06-13 Thiemo Seufer <ths@networkno.de>
12599 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12600 imply -lpthread for -pthread.
12602 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12604 * basic-block.h: Remove the prototype for
12605 free_basic_block_vars.
12606 * cfglayout.h: Remove the prototype for
12607 insn_locators_initialize.
12608 * tree.h: Remove the prototype for emit_line_note.
12610 * tree-ssa-pre.c (mergephitemp): Remove.
12611 (init_pre): Don't use mergephitemp.
12613 2007-06-13 Eric Christopher <echristo@apple.com>
12615 * config/i386/i386.c (override_options): If we've specified
12616 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12618 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12620 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12623 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12625 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12626 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12627 (eh_store_handler): New pattern.
12628 (eh_return): Emit it instead of a plain move.
12630 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12632 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12633 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12634 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12637 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12639 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12640 (find_next_insn_start, find_load): New functions.
12641 (bfin_reorg): Use them to deal with the fact that parallel insns are
12642 no longer represented as a SEQUENCE.
12644 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12646 * config/sparc/sparc.c (sparc_override_options): Initialize
12647 fpu mask correctly.
12649 2007-06-13 Dave Korn <dave.korn@artimi.com>
12651 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12654 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12656 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12657 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12658 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12659 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12660 tree-vect-transform.c: Fix comment typos. Follow spelling
12663 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12665 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12666 to the exit block use set.
12667 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12668 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12669 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12671 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12673 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12674 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12675 to indicate an error.
12676 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12678 (dbg_cnt_process_opt): Print an error on a bad argument.
12679 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12680 * common.opt (-fdbg-cnt-list): New.
12681 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12683 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12685 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12686 flag on ref-all pointers.
12688 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12690 PR middle-end/31579
12691 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12692 for the offset with the modifier as EXPAND_INITIALIZER
12693 if the modifier is EXPAND_INITIALIZER.
12694 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12695 a register if we had an overflow.
12697 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12699 * real.c (real_isfinite): New.
12700 (real_sqrt): Use it.
12701 * real.h (real_isfinite): New.
12702 * builtins.c: Use it.
12704 2007-06-12 Ian Lance Taylor <iant@google.com>
12705 Daniel Berlin <dberlin@dberlin.org>
12708 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12709 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12710 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12711 (DECL_NO_TBAA_P): Define.
12712 (struct tree_decl_common): Add no_tbaa_flag field.
12713 * tree-ssa-structalias.c (struct variable_info): Add
12714 no_tbaa_pruning field.
12715 (new_var_info): Initialize no_tbaa_pruning field.
12716 (unify_nodes): Copy no_tbaa_pruning field.
12717 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12718 (dump_solution_for_var): Print no_tbaa_pruning flag.
12719 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12721 (compute_tbaa_pruning): New static function.
12722 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12723 Call compute_tbaa_pruning.
12724 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12725 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12726 * gimple-low.c (lower_stmt): Likewise.
12727 * tree-gimple.c (is_gimple_stmt): Likewise.
12728 * tree-ssa-operands.c (get_expr_operands): Likewise.
12729 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12730 * tree-inline.c (estimate_num_insns_1): Likewise.
12731 (copy_result_decl_to_var): Likewise.
12732 * expr.c (expand_expr_real_1): Likewise.
12733 * tree-pretty-print.c (dump_generic_node): Likewise.
12734 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12735 * omp-low.c (omp_copy_decl_2): Likewise.
12736 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12737 * doc/c-tree.texi (Expression trees): Document
12738 CHANGE_DYNAMIC_TYPE_EXPR.
12740 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12742 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12743 with !HONOR_NANS and !HONOR_INFINITIES.
12744 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12746 2007-06-12 Tristan Gingold <gingold@adacore.com>
12748 * gcov.c: Comments updated.
12749 (source_info): Add file_time field.
12750 (source_index): New variable.
12751 (mutiple_files): New variable.
12752 (generate_results): New function extracted from process_file.
12753 (process_file): Save and restore chain of functions, generate
12754 results and free structures only if not merging results.
12755 (release_structures): File names are now freed in create_file_names
12756 (create_file_names): Free previous file names.
12757 (find_source): File date is now read here and modifications in
12758 source files is checked here.
12759 (read_graph_file): Only reverse order of functions for the current
12761 (make_gcov_file_name): Do not generate long names if input_name is
12763 (output_lines): If merging results do not display graph, data and
12765 Checking source file modification is done in find_source.
12767 * doc/gcov.texi: Append an s to sourcefile.
12769 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12771 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12772 (forced_nop): New pattern.
12773 * config/bfin/bfin.c: Include "df.h".
12774 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12775 (bfin_discover_loop): Use df_get_live_in instead of
12776 global_live_at_start.
12777 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12778 df_analyze when done.
12779 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12780 the insns. Use QImode for the final insn in a bundle. Call
12781 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12783 (reorder_var_tracking_notes): New function.
12784 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12785 update_life_info. Call df_analyze after scheduling and bundle
12786 generation. Call reorder_var_tracking_notes if generating these
12787 notes. Call df_finish_pass at the end.
12789 2007-06-12 Dirk Mueller <dmueller@suse.de>
12791 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12792 a comparison, not an assignment.
12794 2007-06-12 Olivier Hainque <hainque@adacore.com>
12796 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12797 Request walking the subtrees only, leaving the current is_lhs/val_only
12799 (convert_non_local_reference): Likewise.
12801 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12803 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12805 2007-06-12 Richard Guenther <rguenther@suse.de>
12807 PR tree-optimization/15353
12808 PR tree-optimization/31657
12809 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12810 * timevar.def: Add TV_TREE_IFCOMBINE.
12811 * tree-pass.h (pass_tree_ifcombine): Declare.
12812 * tree-ssa-ifcombine.c: New file.
12813 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12814 * tree-flow.h (blocks_in_phiopt_order): Declare.
12815 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12816 (tree-ssa-ifcombine.o): New dependencies.
12818 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12820 PR rtl-optimization/32293
12821 * combine.c (simplify_if_then_else): Truncate return from
12822 nonzero_bits() to correct mode.
12824 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12826 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12827 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12829 2007-06-11 Diego Novillo <dnovillo@google.com>
12831 * Makefile.in (reload1.o-warn): Remove.
12833 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12835 * combine.c (subst): Use reg_overlap_mentioned_p
12836 instead of comparing register numbers directly.
12838 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12840 * reload1.c (mark_home_live_1): Use the mode parameter.
12842 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12844 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12845 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12847 * df-core.c: Ditto.
12849 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12851 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12853 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12855 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12856 from integer registers.
12857 (FP mode splitters): Handle TFmode.
12859 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12861 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12862 for ref-all pointers that point-to anything.
12864 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12866 * config/arm/arm.c (arm_output_dwarf_dtprel,
12867 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12869 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12871 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12872 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12875 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12877 * tree.c (signed_or_unsigned_type_for): New.
12878 (unsigned_type_for): Use signed_or_unsigned_type_for.
12879 (signed_type_for): Use signed_or_unsigned_type_for.
12880 * tree.h (signed_or_unsigned_type_for): New.
12881 (get_signed_or_unsigned_type): Remove.
12882 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12883 lang_hooks.types.signed_type
12884 (size_diffop): Likewise.
12885 (all_ones_mask_p): Likewise.
12886 (build_range_check): Likewise.
12887 (fold_cond_expr_with_comparison): Likewise.
12888 (fold_cond_expr_with_comparison): Likewise.
12889 (unextend): Likewise.
12890 (extract_muldiv_1): Likewise.
12891 (fold_single_bit_test_into_sign_test): Likewise.
12892 (fold_binary): Likewise.
12893 (fold_ternary): Likewise.
12894 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12895 instead of get_signed_or_unsigned_type.
12896 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12897 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12898 * expr.c (signed_or_unsigned_type_for): Use
12899 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12900 * langhooks.c (get_signed_or_unsigned_type): Remove.
12901 (lhd_signed_or_unsigned_type): Remove.
12902 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12903 signed_or_unsigned_type.
12904 (lhd_signed_or_unsigned_type): Remove.
12905 * expmed.c (make_tree): Use signed_type_for instead of
12906 lang_hooks.types.signed_type.
12907 * c-common.c (same_scalar_type_ignoring_signedness): Use
12908 c_common_signed_type instead of lang_hooks.types.signed_type.
12909 (c_common_unsigned_type): New.
12910 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12911 (shorten_compare): Use c_common_unsigned_type instead of
12912 c_common_signed_or_unsigned_type.
12913 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12915 * convert.c (convert_to_integer): Use signed_type_for instead of
12916 lang_hooks.types.signed_type.
12917 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12918 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12919 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12920 * c-format.c (check_format_types): Use c_common_unsigned_type
12921 instead of unsigned_type_for.
12922 * c-decl.c (groakdeclarator): Likewise.
12923 * c-typeck.c (convert_for_assignment): Likewise.
12924 * c-common.h (c_common_unsigned_type): New.
12926 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12929 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12930 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12932 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12934 PR middle-end/32279
12935 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12936 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12938 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12939 Sebastian Pop <sebpop@gmail.com>
12941 * lambda-code.c (remove_iv): New.
12942 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12944 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12946 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12947 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12948 * tree-ssa-loop-prefetch.c: Include optabs.h.
12949 (FENCE_FOLLOWING_MOVNT): New macro.
12950 (struct mem_ref): Add independent_p and storent_p fields.
12951 (record_ref): Initalize the new fields.
12952 (gather_memory_references_ref): Return true if the reference
12954 (gather_memory_references): Check whether all memory accesses
12955 in loop were recorded.
12956 (should_issue_prefetch_p): Return false for nontemporal stores.
12957 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12958 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12959 (determine_loop_nest_reuse): Detect independent memory references.
12960 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12961 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12962 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12963 * config/i386/i386.h (x86_mfence): Declare.
12964 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12965 * config/i386/i386.c (x86_mfence): New variable.
12966 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12968 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12969 * optabs.c (init_optabs): Initialize storent_optab.
12970 * optabs.h (enum optab_index): Add OTI_storent.
12971 (storent_optab): Declare.
12972 * genopinit.c (optabs): Add initialization for storent_optab.
12973 * tree.h (MOVE_NONTEMPORAL): New macro.
12974 * expr.c (expand_assignment, store_expr, store_constructor_field,
12975 store_constructor, store_field, expand_expr_real_1): Propagate
12976 nontemporality of the expanded store.
12977 (emit_storent_insn): New function.
12978 * expr.h (expand_assignment, store_expr): Declaration changed.
12979 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12980 to expand_assignment.
12981 * stmt.c (expand_asm_expr): Ditto.
12982 * calls.c (initialize_argument_information): Pass false as
12983 nontemporality to store_expr.
12984 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12987 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12989 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12991 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12993 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12995 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12996 and allow DECL_P here.
12998 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13000 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13001 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13002 track of the size of the expression.
13003 * cfghooks.c (merge_blocks): Remove block from loops structure only
13004 after call of the merge_blocks hook.
13006 2007-06-09 Tom Tromey <tromey@redhat.com>
13008 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13009 (deprecated_state): Removed.
13010 (start_decl): Update.
13011 (enum deprecated_states): Moved earlier.
13012 (groktypename): Update.
13013 (push_parm_decl): Likewise.
13014 (grokfield): Likewise.
13015 (start_function): Likewise.
13017 2007-06-09 Ian Lance Taylor <iant@google.com>
13019 PR tree-optimization/32169
13020 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13021 CONVERT_EXPR, check whether min and max both converted to an
13022 overflow infinity representation.
13024 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13026 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13027 not inserted on the edge.
13029 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13031 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13032 instructions if they are supported.
13033 (__divsi3, __umodsi3, __modsi3): Likewise.
13034 (__ashldi3, __ashrdi3, __lshrdi3): New.
13035 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13037 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13038 Tony Linthicum <tony.linthicum@amd.com>
13040 * doc/invoke.texi: Add fvect-cost-model flag.
13041 * common.opt (fvect-cost-model): New flag.
13042 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13043 cost fields in stmt_vec_info struct for STMT.
13044 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13045 fields in stmt_vec_info struct and access functions for the same.
13046 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13047 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13048 load, store and vector to scalar operation.
13049 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13050 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13051 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13052 (TARG_VEC_STORE_COST): Define cost of vector store.
13053 (vect_estimate_min_profitable_iters): Define new function.
13054 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13055 check to evaluate if loop iterations are less than minimum profitable
13056 iterations determined by cost model or minimum vect loop bound defined
13057 by user, whichever is more conservative.
13058 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13059 run-time check to evaluate if loop iterations are less than minimum
13060 profitable iterations determined by cost model or minimum vect loop
13061 bound defined by user, whichever is more conservative.
13062 (vect_estimate_min_profitable_iterations): New function to estimate
13063 mimimimum iterartions required for vector version of loop to be
13064 profitable over scalar version.
13065 (vect_model_reduction_cost): New function.
13066 (vect_model_induction_cost): New function.
13067 (vect_model_simple_cost): New function.
13068 (vect_cost_strided_group_size): New function.
13069 (vect_model_store_cost): New function.
13070 (vect_model_load_cost): New function.
13071 (vectorizable_reduction): Call vect_model_reduction_cost during
13073 (vectorizable_induction): Call vect_model_induction_cost during
13075 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13076 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13077 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13078 vectorizable_promotion, vectorizable_demotion): Call
13079 vect_model_simple_cost during analysis phase.
13081 2007-06-08 Simon Baldwin <simonb@google.com>
13083 * reg-stack.c (get_true_reg): Readability change. Moved default case
13084 label into direct switch statement scope.
13086 2007-06-08 Simon Baldwin <simonb@google.com>
13088 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13089 in gcc_assert() with '==' comparison.
13091 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13093 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13094 TARGET_ABM handling of x86_popcnt variable.
13096 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13098 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13099 __builtin_copysignq and __builtin_infq built-in functions.
13101 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13103 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13104 SSE4.2 section. Correct built-in function names in SSE4A section.
13106 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13108 PR tree-optimization/32243
13109 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13110 for ncopies after ratio check between nunits_out and nunits_in.
13111 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13113 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13115 PR tree-optimization/32224
13116 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13117 vectorization upon a non GIMPLE_MODIFY_STMT.
13119 2007-06-08 Christian Bruel <christian.bruel@st.com>
13122 * config/sh/sh.md (doloop_end): New pattern and splitter.
13123 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13125 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13127 PR middle-end/32209
13128 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13130 (verify_dominators): Do not change dominance tree.
13132 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13134 * config/sh/constraints.md: New file.
13135 * config/sh/sh.c: Include tm-constrs.h.
13136 (reg_class_from_letter): Remove.
13137 (prepare_cbranch_operands): Use satisfies_constraint_*
13138 function instead of macro.
13139 (andcosts, broken_move, sh_secondary_reload): Likewise.
13140 * config/sh/predicates.md (trapping_target_operand): Likewise.
13141 (and_operand, arith_operand, arith_reg_or_0_operand,
13142 cmp_operand, logical_operand, target_operand,
13143 ua_address_operand, ua_offset, xor_operand): Likewise.
13144 * config/sh/sh.md: Include constraints.md.
13145 (*movsicc_t_false): Use satisfies_constraint_* function
13147 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13148 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13149 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13150 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13151 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13152 (REG_CLASS_FROM_CONSTRAINT): Remove.
13153 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13154 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13155 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13156 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13157 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13158 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13159 function instead of macro.
13160 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13161 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13162 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13163 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13164 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13165 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13166 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13167 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13168 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13169 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13170 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13171 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13172 EXTRA_CONSTRAINT_STR): Likewise.
13173 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13175 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13177 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13179 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13182 * c-common.h (flag_cpp0x): Replaced by...
13183 (cxx_dialect): ... this new variable specifying the C++ dialect that
13185 * c-common.c (flag_cpp0x): Removed.
13186 (cxx_dialect): Defined.
13187 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13189 * c-opts.c (c_common_post_options): Likewise.
13190 (set_std_cxx98): Set cxx_dialect to cxx98.
13191 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13193 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13194 Hui-May Chang <hm.chang@apple.com>
13196 * doc/invoke.texi (Darwin Options): Update documentation for
13197 -mmacosx-version-min.
13198 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13199 * config/darwin-driver.c: New file.
13200 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13201 * config/t-darwin (darwin-driver.o): New rule.
13203 * config/darwin-c.c (version_as_macro): Ignore low digit.
13205 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13207 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13208 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13209 (CSGNMODE): New mode macro.
13210 (CSGNVMODE): New mode attribute.
13211 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13212 expander using CSGNMODE mode macro. Handle TFmode.
13213 (copysign<mode>3_const): Rename from copysignsf3_const and
13214 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13216 (copysign<mode>3_var): Rename from copysignsf3_var and
13217 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13219 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13220 mode macro. Handle TFmode.
13221 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13222 (iortf3, *iortf3): Ditto.
13223 (xortf3, *xortf3): Ditto.
13224 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13225 TFmode and TImode masks.
13226 (ix86_expand_copysign): Expand TFmode copysign insn.
13227 (IX86_BUILTIN_INFQ): New.
13228 (IX86_BUILTIN_FABSQ): Ditto.
13229 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13230 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13231 [__builtin_fabsq]: Ditto.
13232 [__builtin_copysignq]: Ditto.
13233 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13234 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13235 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13236 ix86_expand_binop_builtin().
13238 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13240 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13242 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13245 * rtl.h (push_to_sequence2): New.
13246 * emit-rtl.c (push_to_sequence2): New.
13247 * function.c (assign_parm_data_all): Add new fields.
13248 (assign_parm_setup_block): Call push_to_sequence2 instead of
13250 (assign_parm_setup_reg): Ditto.
13251 (assign_parm_setup_stack): Ditto.
13252 (assign_parms_unsplit_complex): Ditto.
13253 (assign_parms): Change field name.
13255 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13257 PR tree-optimization/32220
13258 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13259 phi node is reached before defining statement.
13261 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13264 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13265 after changing the right hand side of the assignment.
13267 2007-06-06 Eric Christopher <echristo@apple.com>
13269 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13270 (x86_64-*-darwin*): Ditto.
13271 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13272 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13274 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13276 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13277 coding conventions.
13278 (add_key): Likewise.
13279 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13280 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13282 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13284 (add_cost_one_coalesce): Likewise.
13285 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13286 variable names. Rename orig to orig_name for consistency.
13287 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13288 coding conventions.
13289 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13291 (record_equivalences_from_stmt): Likewise.
13292 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13293 the coding conventions.
13294 (memory_ssa_name_same): Likewise.
13295 (dse_optimize_stmt): Likewise.
13296 (dse_record_phis): Likewise.
13297 (dse_finalize_block): Likewise.
13298 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13299 keywords as variable names.
13300 (may_move_till): Cast according to the coding conventions.
13301 (force_move_till_expr): Avoid using C++ keywords as variable names.
13302 (force_move_till): Cast according to the coding conventions.
13303 (memref_hash): Likewise.
13304 (memref_eq): Likewise.
13305 (gather_mem_refs_stmt): Likewise.
13306 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13307 using C++ keywords as variable names.
13308 (idx_find_step): Cast according to the coding conventions.
13309 (idx_record_use): Likewise.
13310 (find_depends): Likewise.
13311 (prepare_decl_rtl): Likewise.
13312 (mbc_entry_hash): Likewise.
13313 (mbc_entry_eq): Likewise.
13314 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13315 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13316 (idx_infer_loop_bounds): Cast according to the coding conventions.
13317 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13318 * tree-ssa-math-opts.c (occ_new ): Likwise.
13319 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13321 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13323 (add_use_op): Likewise.
13324 (add_vop): Likewise.
13325 (add_vuse_op): Likewise.
13326 (add_vdef_op): Likewise.
13327 (get_expr_operands): Likewise.
13328 (push_stmt_changes): Use type safe memory macros.
13329 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13330 keywords as variable names.
13331 (conditional_replacement): Likewise.
13332 (minmax_replacement): Likewise.
13333 (abs_replacement): Likewise.
13334 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13335 coding conventions.
13336 (insert_fake_stores): Avoid using C++ keywords as variable names.
13337 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13339 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13340 (heapvar_insert): Use type safe memory macros.
13341 (new_var_info): Cast according to the coding conventions.
13342 (new_constraint): Likewise.
13343 (remove_preds_and_fake_succs): Use type safe memory macros.
13344 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13346 (thread_single_edge): Likewise.
13347 (thread_through_loop_header): Likewise.
13349 2007-06-06 Eric Christopher <echristo@apple.com>
13351 * config/i386/i386.c (override_options): Move handling
13352 of TARGET_SUBTARGET* earlier.
13354 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13356 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13359 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13361 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13362 emited outside of basic block.
13363 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13364 the created blocks.
13365 * rtl.h (delete_insn_chain): Declaration changed.
13366 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13368 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13369 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13370 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13371 to delete_insn_chain.
13372 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13373 do not have bb field set.
13374 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13376 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13377 * cfgcleanup.c (try_optimize_cfg): Ditto.
13379 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13381 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13382 (lambda_body_vector_new): Use type safe memory macros.
13383 (lambda_linear_expression_new): Likewise.
13384 (lambda_loopnest_new): Likewise.
13385 (lambda_lattice_new): Likewise.
13386 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13387 conventions. Use type safe memory macros.
13388 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13389 (lambda_body_vector_s): Likewise.
13390 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13391 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13393 2007-06-06 Richard Guenther <rguenther@suse.de>
13395 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13396 if we need to schedule cfg_cleanup.
13397 (tree_ssa_forward_propagate_single_use_vars): Do so.
13399 2007-06-06 Ian Lance Taylor <iant@google.com>
13401 * fold-const.c (merge_ranges): If range_successor or
13402 range_predecessor fail, just return 0.
13404 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13406 PR tree-optimization/32216
13407 * tree-vectorizer.c (supportable_widening_operation): Determine
13408 signedness of FIX_TRUNC_EXPR from output operand.
13409 (supportable_narrowing_operation): Ditto.
13410 * tree-vect-generic.c (expand_vector_operations_1): Determine
13411 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13412 from input operand.
13414 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13416 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13417 (struct pta): ...from here. Change flags to unsigned to avoid
13418 excessive casting (as it is used as a bit mask).
13419 (override_options): Add casts according to the coding convenventions.
13420 (x86_64_elf_unique_section): Likewise.
13421 (examine_argument): Avoid using C++ keywords as variable names.
13422 (construct_container): Likewise.
13423 (legitimize_pic_address): Likewise.
13424 (get_dllimport_decl): Cast according to the coding conventions. Use
13425 type safe memory macros.
13426 (legitimize_address): Cast according to the coding conventions.
13427 (emit_i387_cw_initialization): Corrected the type of slot to enum
13429 (ix86_init_machine_status): Use type safe memory macros.
13430 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13431 (bdesc_pcmpistr): Likewise.
13432 (bdesc_crc32): Likewise.
13433 (bdesc_sse_3arg): Likewise.
13434 (bdesc_2arg): Likewise.
13435 (bdesc_1arg): Likewise.
13436 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13437 (ix86_expand_sse_pcmpistr): Likewise.
13438 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13439 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13440 int to match the langhook definition.
13441 (ix86_builtin_conversion): Change the type of code to unsigned init to
13442 match the langhook definition.
13443 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13445 (ix86_preferred_output_reload_class): Likewise.
13446 (ix86_cannot_change_mode_class): Likewise.
13447 (ix86_memory_move_cost): Likewise.
13448 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13449 avoid excessive casting later on.
13450 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13452 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13454 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13455 as flags setting insn.
13456 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13458 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13460 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13461 (UNSPEC_ROUND): New.
13462 ("sse4_1_round<mode>2"): New insn pattern.
13463 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13465 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13466 expander using SSEMODEF mode macro. Expand using
13467 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13468 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13469 expander using SSEMODEF mode macro. Expand using
13470 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13471 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13472 expander using SSEMODEF mode macro. Expand using
13473 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13474 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13475 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13476 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13479 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13480 Sebastian Pop <sebpop@gmail.com>
13482 * lambda.h (build_linear_expr): New.
13483 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13484 Use build_linear_expr, call fold and force_gimple_operand.
13485 (lambda_loopnest_to_gcc_loopnest): Check that there is
13486 something to insert.
13487 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13489 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13491 PR preprocessor/23479
13492 * doc/extend.texi: Document the 0b-prefixed binary integer
13493 constant extension.
13495 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13497 PR tree-optimization/32215
13498 * tree-vectorizer.c (supportable_widening_operation): Return false
13499 for unsupported FIX_TRUNC_EXPR tree code.
13500 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13502 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13504 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13505 register on SPE targets. Change documentation to reflect
13507 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13508 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13509 out of the register allocation pool.
13510 (rs6000_reg_live_or_pic_offset_p): New function.
13511 (rs6000_emit_prologue): Move the actual saving of LR up to free
13512 r0 for holding r11. Split saving of SPE 64-bit registers into
13513 its own case. Ensure that offsets will always be in-range for
13514 'evstdd' by using r11 as a scratch register to point at the start
13515 of the SPE save area. Save r11 if necessary, as it is the static
13517 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13518 into its own case. Ensure that offsets will always be in-range
13519 for 'evldd' by using r11 as a scratch register to point at the
13520 start of the SPE save area. Also adjust r11 when restoring
13521 the stack pointer to compensate for pre-loading r11.
13523 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13525 * cfg.c (init_flow): Use type safe memory macros.
13526 (alloc_block): Likewise.
13527 (unchecked_make_edge): Likewise.
13528 (dump_flow_info): Avoid using C++ keywords as variable names.
13529 (copy_original_table_clear): Cast according to the coding conventions.
13530 (copy_original_table_set): Likewise.
13531 * cfgexpand (label_rtx_for_bb): Likewise.
13532 (expand_gimple_basic_block): Likewise.
13533 * cfghooks.c (dump_bb): Likewise.
13534 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13536 (lv_add_condition_to_bb): Likewise.
13537 * cfglayout (relink_block_chain): Cast according to the coding
13539 (fixup_reorder_chain): Likewise.
13540 (fixup_fallthru_exit_predecessor): Likewise.
13541 * cfgloop.c (glb_enum_p): Likewise.
13542 (get_exit_description): Likewise.
13543 (dump_recorded_exit): Likewise.
13544 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13545 (struct loop): ... from here.
13546 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13548 * cfgrtl.c (rtl_create_basic_block): Likewise.
13549 (rtl_split_block): Likewise.
13550 (rtl_dump_bb): Likewise.
13551 (cfg_layout_split_block): Likewise.
13552 (init_rtl_bb_info): Use typesafe memory macros.
13554 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13555 * graphds.h: Updated all usages of edge to graph_edge.
13556 * graphds.c: Likewise.
13557 * cfgloopanal.c: Likewise.
13559 2007-06-05 Ian Lance Taylor <iant@google.com>
13561 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13562 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13563 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13565 (test_for_singularity): Likewise.
13567 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13569 * config/i386/constraints.md ("Y2"): Replaced by ...
13571 * config/i386/i386.md: Likewise.
13572 * config/i386/mmx.md: Likewise.
13573 * config/i386/sse.md: Likewise.
13575 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13577 * config/i386/constraints.md ("z"): Replaced by ...
13579 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13580 (sse4_1_blendvps): Likewise.
13581 (sse4_1_pblendvb): Likewise.
13582 (sse4_2_pcmpestr): Likewise.
13583 (sse4_2_pcmpestrm): Likewise.
13584 (sse4_2_pcmpestr_cconly): Likewise.
13585 (sse4_2_pcmpistr): Likewise.
13586 (sse4_2_pcmpistrm): Likewise.
13587 (sse4_2_pcmpistr_cconly): Likewise.
13589 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13591 * matrix-reorg.c (transform_access_sites): Fix computation.
13592 (transform_allocation_sites): Same.
13594 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13596 * config/i386/i386.c (override_options): Use
13597 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13599 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13601 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13602 (nonimm_not_xmm0_operand): Ditto.
13603 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13604 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13605 as operand[2] predicate. Require "z" class XMM register for
13606 operand[3]. Adjust asm template.
13607 ("sse4_1_blendvpd"): Ditto.
13608 ("sse4_1_pblendvb"): Ditto.
13609 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13610 force op2 into xmm0 register for variable blend instructions.
13612 2007-06-04 Tom Tromey <tromey@redhat.com>
13614 * c-tree.h (start_enum): Update.
13615 (build_enumerator): Likewise.
13616 * c-decl.c (enum_next_value): Removed.
13617 (enum_overflow): Likewise.
13618 (start_enum): Add c_enum_contents argument. Don't use globals.
13619 (build_enumerator): Likewise.
13620 * c-tree.h (struct c_enum_contents): New struct.
13622 2007-06-04 Tom Tromey <tromey@redhat.com>
13624 * c-common.c (c_common_get_alias_set): Fix indentation.
13626 2007-06-04 Ian Lance Taylor <iant@google.com>
13628 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13629 to overflow, reduce overflow infinity to regular infinity.
13630 (vrp_var_may_overflow): New static function.
13631 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13633 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13635 * stor-layout.c (layout_type): Remove duplicate code.
13637 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13640 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13641 before build_common_builtin_nodes ().
13643 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13646 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13648 2007-06-04 Jan Hubicka <jh@suse.cz>
13650 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13651 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13652 instead of _stat version.
13654 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13656 PR tree-optimization/32194
13657 * tree-predcom.c (determine_offset): Check that both references have
13660 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13662 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13663 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13664 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13665 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13666 Add argument to iterate_fix_dominators call.
13667 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13668 * gcse.c (hoist_code): Change domby to vector.
13669 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13670 Add argument to iterate_fix_dominators call.
13671 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13672 recompute_dominator.
13673 * lambda-code.c (perfect_nestify): Ditto.
13674 * cfgloopanal.c: Include graphds.h.
13675 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13676 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13677 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13679 * graphds.c: New file.
13680 * graphds.h: New file.
13681 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13682 (get_dominated_by, get_dominated_by_region): Change return type to
13684 (verify_dominators): Recompute all dominators and compare the results.
13685 (recount_dominator): Renamed to ...
13686 (recompute_dominator): ... this. Do not check that the block is
13687 dominated by entry.
13688 (iterate_fix_dominators): Reimplemented.
13689 (prune_bbs_to_update_dominators, root_of_dom_tree,
13690 determine_dominators_for_sons): New functions.
13691 * et-forest.c (et_root): New function.
13692 * et-forest.h (et_root): Declare.
13693 * Makefile.in (graphds.o): Add.
13694 (cfgloopanal.o): Add graphds.h dependency.
13695 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13696 * basic-block.h (get_dominated_by, get_dominated_by_region,
13697 iterate_fix_dominators): Declaration changed.
13698 (recount_dominator): Renamed to ...
13699 (recompute_dominator): ... this.
13700 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13701 (thread_through_all_blocks): Do not free dominance info.
13703 2007-06-03 Andreas Schwab <schwab@suse.de>
13705 * config/m68k/m68k.c (override_options): Don't override
13707 * config/m68k/m68k-modes.def (SF, DF): Define to use
13708 motorola_single_format and motorola_double_format, resp.
13709 * real.c (motorola_single_format): Renamed from
13710 coldfire_single_format.
13711 (motorola_double_format): Renamed from coldfire_double_format.
13712 (encode_ieee_extended): Generate a proper canonical NaN image
13713 respecting canonical_nan_lsbs_set.
13714 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13716 * real.h: Adjust declarations.
13718 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13721 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13722 the symbol is generated with the stack protector.
13724 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13726 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13727 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13729 * doc/extend.texi (interrupt): Mention m68k.
13731 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13733 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13734 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13735 (ix86_expand_sse_pcmpestr): Do not check operands for
13736 "register_operand", when insn operand predicate is "register_operand".
13737 (ix86_expand_sse_pcmpistr): Ditto.
13739 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13740 Uros Bizjak <ubizjak@gmail.com>
13742 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13743 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13744 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13745 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13746 * config/i386/constraints.md ("z"): New register constraint
13747 for members of SSE_FIRST_REG class.
13748 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13749 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13750 SSE_FIRST_REG class.
13751 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13752 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13753 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13754 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13755 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13756 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13757 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13758 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13759 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13760 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13761 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13762 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13763 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13764 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13765 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13766 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13767 (struct builtin_description): Change "flag" field to unsigned.
13768 (bdesc_pcmpestr): New builtin description table.
13769 (bdesc_pcmpistr): Likewise.
13770 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13771 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13772 Initialize pcmp[ei]str[im] insns for SSE4.2.
13773 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13774 (ix86_expand_sse_pcmpistr): Likewise.
13775 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13776 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13777 (UNSPEC_PCMPISTR): Likewise.
13778 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13779 (sse4_2_pcmpestri):New isns pattern.
13780 (sse4_2_pcmpestrm): Likewise.
13781 (sse4_2_pcmpestr_cconly): Likewise.
13782 (sse4_2_pcmpistr): New insn patern and splitter.
13783 (sse4_2_pcmpistri):New isns pattern.
13784 (sse4_2_pcmpistrm): Likewise.
13785 (sse4_2_pcmpistr_cconly): Likewise.
13786 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13789 2007-06-01 David Daney <ddaney@avtrex.com>
13791 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13792 LOADGP_ABSOLUTE and not binds_local_p.
13794 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13796 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13798 2007-06-01 Ian Lance Taylor <iant@google.com>
13800 * tree-vrp.c (compare_name_with_value): Always set
13801 used_strict_overflow if we get a result from the variable itself.
13803 2007-06-01 Ian Lance Taylor <iant@google.com>
13805 PR rtl-optimization/31455
13806 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13807 subregs which have a cast between modes which are not tieable.
13809 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13811 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13812 breaks after return statements.
13814 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13816 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13817 only after no_new_pseudos.
13819 2007-05-31 Eric Christopher <echristo@apple.com>
13821 * expr.c (convert_move): Assert that we don't have a BLKmode
13823 (store_expr): Handle BLKmode moves by calling emit_block_move.
13825 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13827 * c-typeck.c (build_indirect_ref): Include type in error message.
13828 (build_binary_op): Pass types to binary_op_error.
13829 * c-common.c (binary_op_error): Take two type arguments, print out
13831 * c-common.h (binary_op_error): Update prototype.
13833 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13835 * config/i386/i386.c: Correct coments on -mno-sse4.
13837 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13839 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13840 (x86_64-*-*): Likewise.
13841 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13842 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13843 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13844 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13845 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13846 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13847 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13848 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13849 (OPTION_MASK_ISA_SSE4): Likewise.
13850 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13851 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13852 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13853 (override_options): Support SSE4.2.
13854 (ix86_build_const_vector): Support SImode and DImode.
13855 (ix86_build_signbit_mask): Likewise.
13856 (ix86_expand_int_vcond): Support V2DImode.
13857 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13858 (IX86_BUILTIN_CRC32HI): Likewise.
13859 (IX86_BUILTIN_CRC32SI): Likewise.
13860 (IX86_BUILTIN_CRC32DI): Likewise.
13861 (IX86_BUILTIN_PCMPGTQ): Likewise.
13862 (bdesc_crc32): Likewise.
13863 (bdesc_sse_3arg): Likewise.
13864 (ix86_expand_crc32): Likewise.
13865 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13866 (ix86_expand_builtin): Likewise.
13867 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13868 __SSE4_2__ for -msse4.2.
13869 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13870 (CRC32MODE): Likewise.
13871 (crc32modesuffix): Likewise.
13872 (crc32modeconstraint): Likewise.
13873 (sse4_2_crc32<mode>): Likewise.
13874 (sse4_2_crc32di): Likewise.
13875 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13877 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13878 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13879 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13880 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13881 (vcondu<mode>): Likewise.
13882 * doc/extend.texi: Document SSE4.2 built-in functions.
13883 * doc/invoke.texi: Document -msse4.2/-msse4.
13885 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13887 PR tree-optimization/32160
13888 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13889 variable as gimple reg.
13890 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13892 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13894 * gcc.c (main): Don't consider linker options when issuing the
13895 warning about a linker input file not being used.
13897 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13899 * tree-vrp.c (compare_names): Initialize sop.
13901 2007-05-30 Dirk Mueller <dmueller@suse.de>
13903 * cgraphunit.c (cgraph_analyze_function): Remove
13904 computation of inline parameters.
13906 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13908 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13910 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13912 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13913 Add vx-common.h. Include vxworks.h between vx-common.h and
13915 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13917 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13918 (TARGET_ASM_DESTRUCTOR): Likewise.
13919 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13920 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13921 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13922 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13923 (VXWORKS_ENDIAN_SPEC): Define.
13924 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13925 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13926 VXWORKS_* equivalents.
13927 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13928 (ASM_FILE_START): Delete.
13929 (TARGET_VERSION): Reformat.
13930 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13931 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13932 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13933 (FPBIT, DPBIT): Define.
13934 (fp-bit.c, dp-bit.c): New rules.
13935 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13936 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13937 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13938 * config/arm/arm.h: Include vxworks-dummy.h.
13939 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13940 Mark with ATTRIBUTE_UNUSED.
13941 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13942 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13943 make it incompatible with -msingle-pic-base.
13944 (arm_function_ok_for_sibcall): Return false for calls that might
13945 go through a VxWorks PIC PLT entry.
13946 (require_pic_register): New function, split out from...
13947 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13949 (arm_load_pic_register): Handle the VxWorks RTP initialization
13950 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13951 (arm_emit_call_insn): New function.
13952 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13953 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13954 (pic_offset_arm): New pattern.
13955 (call, call_value): Use arm_emit_call_insn.
13956 (call_internal, call_value_internal): New expanders.
13957 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13958 VxWorks unless __PIC__.
13960 2007-05-30 Eric Christopher <echristo@gmail.com>
13962 * genrecog.c: Include regs.h in generated file.
13963 * genemit.c: Ditto. Fix up formatting.
13964 * config/mn10300/constraints.md: New.
13965 * config/mn10300/mn10300.md: Include.
13966 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13967 Fix up for removed macro.
13968 * config/mn10300/predicates.md (call_address_operand): Ditto.
13969 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13970 (CONST_OK_FOR_I): Ditto.
13971 (CONST_OK_FOR_J): Ditto.
13972 (CONST_OK_FOR_K): Ditto.
13973 (CONST_OK_FOR_L): Ditto.
13974 (CONST_OK_FOR_M): Ditto.
13975 (CONST_OK_FOR_N): Ditto.
13976 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13980 (EXTRA_CONSTRAINT): Ditto.
13982 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13984 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13986 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13987 OPTION_MASK_ISA_64BIT.
13988 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13990 2007-05-30 Richard Guenther <rguenther@suse.de>
13992 PR middle-end/32152
13993 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13994 types for comparison.
13995 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13996 with original typed arguments.
13997 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13999 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14001 PR tree-optimization/31769
14002 * except.c (duplicate_eh_regions): Clear prev_try if
14003 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14005 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14007 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14008 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14009 bsi of the location where statements should be inserted.
14010 (sink_code_in_bb): Take bsi from statement_sink_location.
14011 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14012 instead of bsi_start.
14013 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14015 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14016 (bsi_move_before): Document inconsistency with bsi_move_after.
14017 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14019 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/i386.h (TARGET_ABM): New define.
14022 (TARGET_POPCNT): Ditto.
14023 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14024 New temporary defines to redefine from OPTION_ISA_* defines.
14025 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14026 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14027 (ix86_isa_flags): New extern int declaration.
14028 (TARGET_SUBTARGET_DEFAULT): New define.
14029 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14030 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14031 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14032 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14033 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14034 * config/i386/darwin.h: Change TARGET_64BIT define to
14037 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14038 using existing "ix86_isa_flags" varible.
14039 (m32, m64): Use existing "ix86_isa_flags" variable.
14040 (mmmx, m3dnow): Ditto.
14041 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14042 (mabm): Define as non-negative option using "x86_abm" variable.
14043 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14045 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14046 Rewrite feature test bitmap.
14047 (ix86_isa_flags): New initialized global int varible.
14048 (ix86_isa_flags_explicit): New static int variable.
14049 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14050 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14051 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14052 target_flags_explicit.
14053 (override_options): Remove "target_enable" and "target_disable" fields
14054 from "struct ptt". Update processor_target_table accordingly. Remove
14055 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14056 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14057 "target_flags" and "ix86_isa_flags_explicit" instead of
14058 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14059 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14060 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14061 to true when either of PTA_POPCNT or PTA_ABM is set in
14062 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14063 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14064 processor_alias_table flags entry. Remove handling of
14065 "target_enable" and "target_disable" fields of processor_target_table.
14066 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14067 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14068 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14069 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14070 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14072 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14074 2007-05-29 David Daney <ddaney@avtrex.com>
14077 * config/mips/mips.c (mips_output_mi_thunk): Emit
14078 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14080 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14081 * config/i386/i386.c (ix86_function_regparm): Added checking of
14082 ix86_force_align_arg_pointer to determine the number of
14083 register parameters.
14085 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14087 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14088 (SET_DR_MISALIGNMENT): New.
14089 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14090 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14091 Use SET_DR_MISALIGNMENT.
14092 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14094 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14095 find_loop_nest): Export.
14096 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14097 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14098 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14099 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14101 (struct mem_ref): Add field reuse_distance.
14102 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14103 Initialize reuse_distance field.
14104 (issue_prefetch_ref): Select temporality of prefetch according to
14106 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14107 self_reuse_distance, determine_loop_nest_reuse): New functions.
14108 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14109 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14110 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14113 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14115 * tree-ssa-alias.c: Add aliasing overview.
14117 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14118 Danny Smith <dannysmith@users.sourceforge.net>
14121 * config/i386/t-crtfm: Compile crtfastmath.o with
14122 -minline-all-stringops.
14123 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14124 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14126 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14128 * doc/md.texi: Document constraints on HP PA-RISC.
14130 * pa/constraints.md: New file.
14131 * pa.md: Include constraints.md.
14132 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14133 (integer_store_memory_operand, ldil_cint_p): New functions.
14134 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14135 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14136 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14137 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14138 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14140 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14143 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14144 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14145 case POSTDECREMENT_EXPR>): Return the error_mark_node
14146 if either the real or imaginary parts would an
14149 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14151 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14152 name when we remove it from a call.
14154 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14156 * targhooks.c (default_narrow_bitfield): Remove.
14157 * targhooks.h: Remove the prototype for
14158 default_narrow_bitfield.
14160 * langhooks-def.h: Remove the prototype for
14161 hook_get_alias_set_0.
14162 * langhooks.c (hook_get_alias_set_0): Remove.
14164 * global.c (EXECUTE_IF_CONFLICT): Remove.
14166 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14169 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14170 return true when truth_value_p is true and the type
14173 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14175 * doc/install.texi (Prerequisites): We no longer require Autoconf
14176 2.13 for the top-level.
14178 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14180 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14181 memory access via x86_expand_vector_move_misalign() only for
14182 TImode values on 32-bit targets.
14184 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14186 * matrix-reorg.c: New file. Implement matrix flattening and
14187 transposing optimization.
14188 * tree-pass.h: Add matrix reorg pass.
14189 * common.opt: Add fipa-mreorg flag.
14190 * Makefile.in: Add matrix-reorg.c.
14191 * passes.c: Add matrix reorg pass.
14192 * varpool.c (add_new_static_var): New function.
14193 * cgraph.h (add_new_static_var): Declare.
14195 2007-05-27 Eric Christopher <echristo@apple.com>
14197 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14198 sp_offset depending on stack size. Save r12 depending
14199 on registers we're saving later.
14200 (rs6000_emit_epilogue): Update sp_offset depending only
14203 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14205 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14206 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14207 * ifcvt.c (if_convert): Ditto.
14208 * tree-ssa-threadupdate.c (thread_block): Ditto.
14209 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14210 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14211 verify_loop_closed_ssa): Check number_of_loops instead of
14213 * predict.c (tree_estimate_probability): Ditto.
14214 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14215 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14216 * modulo-sched.c (sms_schedule): Ditto.
14217 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14218 (scev_finalize): Do not do anything if scev analysis was not
14220 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14221 current_loops == NULL.
14222 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14223 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14224 there are no loops.
14225 (loop_optimizer_finalize): Assert that loops were analyzed.
14226 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14227 rtl_doloop): Check number_of_loops instead of current_loops.
14228 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14229 current_loops == NULL.
14230 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14231 gate_tree_vectorize tree_linear_transform, check_data_deps,
14232 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14233 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14234 Check number_of_loops instead of current_loops.
14235 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14236 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14237 free loops if available.
14238 (execute_pre): Do not pass do_fre to fini_pre.
14240 2007-05-27 Tobias Burnus <burnus@net-b.de>
14242 PR middle-end/32083
14243 * real.c (mpfr_from_real): Fix sign of -Inf.
14245 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14247 * tree-vect-transform.c (vectorizable_conversion): Initialize
14248 tree_code variables to ERROR_MARK.
14249 (vectorizable_type_demotion): Likewise.
14250 (vectorizable_type_promotion): Likewise.
14252 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14255 * config/i386/i386.md (movti): Handle push operands via
14256 ix86_expand_push().
14258 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14260 * basic-block.h: Remove the prototype for merge_seq_blocks.
14261 * cfgcleanup.c (merge_seq_blocks): Remove.
14263 * tree-flow.h: Remove the prototype for is_aliased_with.
14264 * tree-ssa-alias.c (is_aliased_with): Remove.
14266 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14268 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14270 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14272 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14273 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14274 (vec_unpacks_hi_v16qi): Likewise.
14275 (vec_unpacku_lo_v16qi): Likewise.
14276 (vec_unpacks_lo_v16qi): Likewise.
14277 (vec_unpacku_hi_v8hi): Likewise.
14278 (vec_unpacks_hi_v8hi): Likewise.
14279 (vec_unpacku_lo_v8hi): Likewise.
14280 (vec_unpacks_lo_v8hi): Likewise.
14281 (vec_unpacku_hi_v4si): Likewise.
14282 (vec_unpacks_hi_v4si): Likewise.
14283 (vec_unpacku_lo_v4si): Likewise.
14284 (vec_unpacks_lo_v4si): Likewise.
14286 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14288 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14289 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14290 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14291 follow spelling conventions in various
14292 warning/error/diagnostic messages.
14294 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14295 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14296 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14297 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14298 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14299 * doc/tm.texi: Follow spelling conventions.
14301 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14304 * tree-ssa-forwprop.c
14305 (forward_propagate_addr_into_variable_array_index): Remove
14306 the lhs argument. Use the type of def_rhs instead of lhs.
14307 (forward_propagate_addr_expr_1): Update use of
14308 forward_propagate_addr_into_variable_array_index.
14310 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14311 Nigel Stephens <nigel@mips.com>
14313 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14314 function attributes, "far" being an alias for "long_call".
14315 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14316 (mips_near_type_p, mips_far_type_p): New.
14317 (mips_comp_type_attributes): New function to check that attributes
14318 attached to a function type are compatible.
14319 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14320 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14321 to the target function of the thunk.
14322 (mips_encode_section_info): Check for "near" and "far" function
14323 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14325 * config/mips/predicates.md (const_call_insn_operand): Test only
14326 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14328 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14331 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14332 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14333 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14334 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14336 2007-05-25 Eric Christopher <echristo@apple.com>
14338 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14339 to x86-darwin configurations.
14340 * config/i386/t-darwin: Add softfp support.
14341 * config/i386/t-darwin64: Ditto.
14342 * config/i386/sfp-machine.h: If mach then don't use
14343 aliasing, emit a stub to call.
14345 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14347 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14348 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14349 tree-predcom.c, tree-ssa-alias-warnings.c,
14350 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14351 comment typos. Follow spelling conventions.
14352 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14354 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14357 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14358 constants into memory. Expand unaligned memory references for
14359 SSE modes via x86_expand_vector_move_misalign() function.
14361 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14363 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14364 "memory" attribute for "sseishft" type insn without operands[2].
14366 2007-05-25 Dirk Mueller <dmueller@suse.de>
14367 Marcus Meissner <meissner@suse.de>
14369 * doc/extend.texi (alloc_size): New attribute.
14370 * c-common.c (handle_alloc_size_attribute): New.
14371 * tree-object-size.c (alloc_object_size): Use alloc_size
14372 attribute, if available.
14374 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14376 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14378 (__builtin_ia32_vec_ext_v2di): Likewise.
14379 (__builtin_ia32_vec_ext_v4si): Likewise.
14380 (__builtin_ia32_vec_ext_v8hi): Likewise.
14381 (__builtin_ia32_vec_ext_v16qi): Likewise.
14382 (__builtin_ia32_vec_set_v8hi): Likewise.
14384 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14386 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14388 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14390 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14391 (arm_is_longcall_p): Rename to...
14392 (arm_is_long_call_p): ...this. Take a single tree argument and
14394 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14395 (CUMULATIVE_ARGS): Remove call_cookie.
14396 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14397 (ENCODED_LONG_CALL_ATTR_P): Delete.
14398 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14399 LONG_CALL_FLAG_CHAR cases.
14400 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14401 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14402 ARM_DECLARE_FUNCTION_SIZE.
14403 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14404 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14405 (arm_encode_call_attribute, current_file_function_operand): Delete.
14406 (arm_function_in_section_p): New function.
14407 (arm_is_longcall_p): Rename to...
14408 (arm_is_long_call_p): ...this. Take the target function as a single
14409 argument and return a bool. Do not rely on call cookies. Check
14410 whether the target symbol is in the same section as the current
14411 function, not just the same compilation unit.
14412 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14413 (arm_encode_section_info): Don't encode a call type.
14414 * config/arm/arm.md (call, call_value): Update calls to
14415 arm_is_long(_)call_p. Simplify logic.
14416 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14417 Update calls to arm_is_long(_)call_p.
14419 2007-05-25 Richard Guenther <rguenther@suse.de>
14421 PR tree-optimization/31982
14422 * tree-ssa-forwprop.c
14423 (forward_propagate_addr_into_variable_array_index): Handle arrays
14424 with element size one.
14426 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14428 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14429 (umulsi3_highpart): Likewise.
14431 2007-05-24 Ian Lance Taylor <iant@google.com>
14433 PR rtl-optimization/32069
14434 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14437 2007-05-24 Ollie Wild <aaw@google.com>
14439 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14442 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14444 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14445 (oprs_unchanged_p): Use it to check all registers in a REG.
14446 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14447 (reg_set_between_after_reload_p): Delete.
14448 (reg_used_between_after_reload_p): Likewise.
14449 (reg_set_or_used_since_bb_start): Likewise.
14450 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14451 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14452 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14453 * rtlanal.c (reg_set_p): Check whether REG overlaps
14454 regs_invalidated_by_call, rather than just checking the
14455 membership of REGNO (REG).
14457 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14459 * doc/passes.texi: Document predictive commoning.
14460 * doc/invoke.texi (-fpredictive-commoning): Document.
14461 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14462 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14463 adding indices to the generated name.
14464 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14465 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14466 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14467 (op_symbol_code): ... and exported.
14468 (dump_omp_clause, op_symbol): Use op_symbol_code
14469 instead of op_symbol_1.
14470 * tree-pass.h (pass_predcom): Declare.
14471 * timevar.def (TV_PREDCOM): New timevar.
14472 * tree-ssa-loop.c (run_tree_predictive_commoning,
14473 gate_tree_predictive_commoning, pass_predcom): New.
14474 * tree-data-ref.c (find_data_references_in_loop): Find the
14475 references in dominance order.
14476 (canonicalize_base_object_address): Ensure that the result has
14478 (dr_analyze_innermost): Export.
14479 (create_data_ref): Code to fail for references with invariant
14481 (find_data_references_in_stmt): ... here.
14482 * tree-data-ref.h (dr_analyze_innermost): Declare.
14483 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14484 (aff_combination_find_elt, name_expansion_hash,
14485 name_expansion_eq, tree_to_aff_combination_expand,
14486 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14488 * tree-affine.h (aff_combination_constant_multiple_p,
14489 tree_to_aff_combination_expand): Declare.
14490 * tree-predcom.c: New file.
14491 * common.opt (fpredictive-commoning): New option.
14492 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14493 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14494 * Makefile.in (tree-predcom.o): Add.
14495 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14496 * passes.c (init_optimization_passes): Add dceloop after
14497 copy propagation in loop optimizer. Add predictive commoning
14498 to loop optimizer passes.
14500 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14502 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14505 2007-05-24 Jan Hubicka <jh@suse.cz>
14507 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14509 (genheader): Include statistics.h.
14511 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14513 * print-rtl.c (flag_dump_unnumbered): Update comments.
14514 (print_rtl): Fix my previous change.
14515 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14518 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14520 PR middle-end/32018
14521 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14523 (thread_through_all_blocks): Call initialize_original_copy_tables
14524 and free_original_copy_tables.
14525 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14527 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14528 * cfghooks.c (duplicate_block): Use get_loop_copy.
14529 * cfg.c: Include cfgloop.h.
14530 (loop_copy): New hash table.
14531 (initialize_original_copy_tables): Initialize loop_copy table.
14532 (free_original_copy_tables): Free loop_copy table.
14533 (copy_original_table_clear, copy_original_table_set,
14534 set_loop_copy, get_loop_copy): New functions.
14535 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14536 * cfgloop.h (struct loop): Remove copy field.
14537 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14538 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14540 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14542 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14543 -msse/-msse2/-msse3.
14545 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14547 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14548 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14550 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14553 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14554 * targhooks.h (default_mangle_decl_assembler_name): Declare
14556 * targhooks.c (default_mangle_decl_assembler_name): Define
14558 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14560 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14561 * langhooks.c (lhd_set_decl_assembler_name): Call
14562 targetm.mangle_decl_assembler_name for names with global scope.
14564 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14566 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14567 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14569 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14570 New. Factored out of i386_pe_encode_section_info.
14571 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14572 Move check for prior decoration of stdcall
14573 symbols to i386_pe_encode_section_info.
14574 (i386_pe_encode_section_info): Adjust call to
14575 gen_stdcall_or_fastcall_suffix. Use
14576 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14577 (i386_pe_mangle_decl_assembler_name): New. Wrap
14578 i386_pe_maybe_mangle_decl_assembler_name.
14580 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14582 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14583 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14584 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14585 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14586 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14589 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14590 Nigel Stephens <nigel@mips.com>
14591 Richard Sandiford <richard@codesourcery.com>
14593 Fix up MIPS16 hard float and add support for complex.
14595 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14596 (TARGET_SOFT_FLOAT_ABI): New.
14597 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14598 __mips_soft_float to reflect the ABI in use, not whether the
14599 FPU is directly accessible (e.g., in MIPS16 mode).
14600 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14601 (UNITS_PER_FPVALUE): Likewise.
14603 * config/mips/mips.c (mips_expand_call): Remove redundant
14604 TARGET_MIPS16 check.
14605 (mips_arg_regno): New.
14606 (function_arg_advance): When setting bits in cum->fp_code for
14607 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14609 (function_arg): Use mips_arg_regno.
14610 (mips_return_mode_in_fpr_p): New.
14611 (mips16_call_stub_mode_suffix): New.
14612 (mips16_cfun_returns_in_fpr_p): New.
14613 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14614 (mips_output_function_prologue): Test mips16_hard_float, not
14615 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14616 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14617 return value into a floating-point register.
14618 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14619 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14620 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14621 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14622 word of double arguments from or to the high bits of 64-bit
14623 floating point registers.
14624 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14625 (mips16_fpret_double): New helper function.
14626 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14627 support for complex modes. Fill in DECL_RESULT for stubdecl.
14628 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14630 * config/mips/mips16.S
14631 (RET, ARG1, ARG2): New.
14632 (MERGE_GPRf, MERGE_GPRt): New.
14633 (DELAYt, DELAYf): New.
14634 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14635 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14636 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14637 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14638 (SFOP): Renamed to...
14639 (OPSF3): This, and macro-ified. Updated all uses.
14640 (SFOP2): Renamed to...
14641 (OPSF2): This, and macro-ified. Updated all uses.
14642 (SFCMP): Renamed to...
14643 (CMPSF): This, and macro-ified. Updated all uses.
14644 (SFREVCMP): Renamed to...
14645 (REVCMPSF): This, and macro-ified. Updated all uses.
14646 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14647 (LDDBL1, LDDBL2, RETDBL): Deleted.
14648 (DFOP): Renamed to...
14649 (OPDF3): This, and macro-ified. Updated all uses.
14650 (DFOP2): Renamed to...
14651 (OPDF2): This, and macro-ified. Updated all uses.
14652 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14653 (DFCMP): Renamed to...
14654 (CMPDF): This, and macro-ified. Updated all uses.
14655 (DFREVCMP): Renamed to...
14656 (REVCMPDF): This, and macro-ified. Updated all uses.
14657 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14658 (RET_FUNCTION): New.
14659 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14660 (__mips16_ret_sc, __mips16_ret_dc): New.
14661 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14662 STUB_ARGS_6, STUB_ARGS_10): New.
14663 (CALL_STUB_NO_RET): New.
14664 (__mips16_call_stub_1): Macro-ified.
14665 (__mips16_call_stub_5): Macro-ified.
14666 (__mips16_call_stub_2): Macro-ified.
14667 (__mips16_call_stub_6): Macro-ified.
14668 (__mips16_call_stub_9): Macro-ified.
14669 (__mips16_call_stub_10): Macro-ified.
14670 (CALL_STUB_RET): New.
14671 (__mips16_call_stub_sf_0): Macro-ified.
14672 (__mips16_call_stub_sf_1): Macro-ified.
14673 (__mips16_call_stub_sf_5): Macro-ified.
14674 (__mips16_call_stub_sf_2): Macro-ified.
14675 (__mips16_call_stub_sf_6): Macro-ified.
14676 (__mips16_call_stub_sf_9): Macro-ified.
14677 (__mips16_call_stub_sf_10): Macro-ified.
14678 (__mips16_call_stub_df_0): Macro-ified.
14679 (__mips16_call_stub_df_1): Macro-ified.
14680 (__mips16_call_stub_df_5): Macro-ified.
14681 (__mips16_call_stub_df_2): Macro-ified.
14682 (__mips16_call_stub_df_6): Macro-ified.
14683 (__mips16_call_stub_df_9): Macro-ified.
14684 (__mips16_call_stub_df_10): Macro-ified.
14685 (__mips16_call_stub_sc_0): New.
14686 (__mips16_call_stub_sc_1): New.
14687 (__mips16_call_stub_sc_5): New.
14688 (__mips16_call_stub_sc_2): New.
14689 (__mips16_call_stub_sc_6): New.
14690 (__mips16_call_stub_sc_9): New.
14691 (__mips16_call_stub_sc_10): New.
14692 (__mips16_call_stub_dc_0): New.
14693 (__mips16_call_stub_dc_1): New.
14694 (__mips16_call_stub_dc_5): New.
14695 (__mips16_call_stub_dc_2): New.
14696 (__mips16_call_stub_dc_6): New.
14697 (__mips16_call_stub_dc_9): New.
14698 (__mips16_call_stub_dc_10): New.
14700 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14701 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14702 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14704 2007-05-23 Ian Lance Taylor <iant@google.com>
14706 * doc/invoke.texi (Invoking GCC): Document that the order of the
14709 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14712 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14713 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14714 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14718 * config/score/score.c (score_print_operand): Make sure that only
14719 lower bits are used.
14721 2007-05-22 Ian Lance Taylor <iant@google.com>
14723 * tree-vrp.c (avoid_overflow_infinity): New static function,
14724 broken out of set_value_range_to_value.
14725 (set_value_range_to_value): Call avoid_overflow_infinity.
14726 (extract_range_from_assert): Likewise.
14728 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14730 PR middle-end/31095
14731 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14732 change the type before looking for a COMPOUND_EXPR.
14734 2007-05-22 Ian Lance Taylor <iant@google.com>
14736 * lower-subreg.c (decompose_multiword_subregs): If we change an
14737 insn, call remove_retval_note on it.
14739 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14741 * regs.h (end_hard_regno): New function.
14742 (END_HARD_REGNO, END_REGNO): New macros.
14743 (add_to_hard_reg_set): New function.
14744 (remove_from_hard_reg_set): Likewise.
14745 (in_hard_reg_set_p): Likewise.
14746 (overlaps_hard_reg_set_p): Likewise.
14747 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14748 (note_btr_set): Use END_HARD_REGNO.
14749 * caller-save.c (setup_save_areas): Use end_hard_regno.
14750 (mark_set_regs): Use END_HARD_REGNO.
14751 (add_stored_regs): Use end_hard_regno.
14752 (mark_referenced_regs): Use add_to_hard_reg_set.
14753 * combine.c (update_table_tick): Use END_REGNO.
14754 (record_value_for_reg): Likewise.
14755 (record_dead_and_set_regs): Likewise.
14756 (get_last_value_validate): Likewise.
14757 (use_crosses_set_p): Likewise.
14758 (reg_dead_at_p_1): Likewise.
14759 (reg_dead_at_p): Likewise.
14760 (mark_used_regs_combine): Use add_to_hard_reg_set.
14761 (move_deaths): Use END_HARD_REGNO.
14762 (reg_bitfield_target_p): Use end_hard_regno.
14763 (distribute_notes): Use END_HARD_REGNO.
14764 * cse.c (mention_regs): Use END_REGNO.
14765 (insert): Use add_to_hard_reg_set.
14766 (invalidate): Use END_HARD_REGNO.
14767 (invalidate_for_call): Likewise.
14768 (exp_equiv_p): Use END_REGNO.
14769 (cse_insn): Likewise.
14770 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14771 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14772 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14773 * function.c (keep_stack_depressed): Use end_hard_regno.
14774 * global.c (global_alloc): Use end_hard_regno.
14775 (global_conflicts): Use add_to_hard_reg_set instead of
14777 (find_reg): Likewise.
14778 (mark_reg_store): Likewise.
14779 (mark_reg_conflicts): Likewise.
14780 (mark_reg_death): Use remove_from_hard_reg_set.
14781 (mark_reg_live_nc): Delete.
14782 (set_preference): Use end_hard_regno.
14783 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14784 remove_from_hard_reg_set.
14785 (post_mark_life): Use add_to_hard_reg_set.
14786 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14787 (reg_becomes_live): Use add_to_hard_reg_set.
14788 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14789 (peep2_find_free_register): Use add_to_hard_reg_set.
14790 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14791 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14792 * regrename.c (note_sets): Use add_to_hard_reg_set.
14793 (clear_dead_regs): Use remove_from_hard_reg_set.
14794 (regrename_optimize): Use add_to_hard_reg_set.
14795 (find_oldest_value_reg): Use in_hard_reg_set_p.
14796 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14797 (hard_reg_set_here_p): Use end_hard_regno.
14798 (decompose): Likewise.
14799 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14800 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14801 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14802 (mark_home_live): Use end_hard_regno.
14803 (spill_hard_reg): Likewise.
14804 (clear_reload_reg_in_use): Likewise.
14805 * reorg.c (delete_prior_computation): Use END_REGNO.
14806 * resource.c (update_live_status): Use END_HARD_REGNO.
14807 (mark_referenced_resources): Use add_to_hard_reg_set.
14808 (mark_set_resources): Likewise.
14809 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14810 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14811 (reg_overlap_mentioned_p): Likewise.
14812 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14813 (covers_regno_no_parallel_p): Use END_REGNO.
14814 (find_regno_note): Likewise.
14815 (find_reg_fusage): Use END_HARD_REGNO.
14816 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14817 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14819 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14821 * mode-switching.c (reg_dies): Change type of second argument to
14823 (optimize_mode_switching): Update accordingly.
14825 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14827 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14829 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14830 (hard_reg_set_empty_p): ...these new functions.
14831 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14832 GO_IF_HARD_REG_SUBSET.
14833 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14834 instead of GO_IF_HARD_REG_EQUAL.
14835 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14836 instead of GO_IF_HARD_REG_EQUAL.
14837 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14838 GO_IF_HARD_REG_SUBSET.
14839 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14840 GO_IF_HARD_REG_EQUAL.
14841 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14842 of GO_IF_HARD_REG_SUBSET.
14843 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14844 instead of GO_IF_HARD_REG_EQUAL.
14845 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14846 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14847 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14848 of GO_IF_HARD_REG_SUBSET,
14849 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14850 GO_IF_HARD_REG_SUBSET.
14851 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14852 instead of GO_IF_HARD_REG_EQUAL.
14853 * config/sh/sh.c (push_regs, calc_live_regs): Use
14854 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14855 (hard_regs_intersect_p): Delete.
14857 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14859 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14861 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14862 Richard Henderson <rth@redhat.com>
14864 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14866 (x86_64-*-*): Likewise.
14868 * i386/i386-modes.def (V2QI): New.
14870 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14872 (override_options): Support SSE4.1.
14873 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14874 (IX86_BUILTIN_BLENDPS): Likewise.
14875 (IX86_BUILTIN_BLENDVPD): Likewise.
14876 (IX86_BUILTIN_BLENDVPS): Likewise.
14877 (IX86_BUILTIN_PBLENDVB128): Likewise.
14878 (IX86_BUILTIN_PBLENDW128): Likewise.
14879 (IX86_BUILTIN_DPPD): Likewise.
14880 (IX86_BUILTIN_DPPS): Likewise.
14881 (IX86_BUILTIN_INSERTPS128): Likewise.
14882 (IX86_BUILTIN_MOVNTDQA): Likewise.
14883 (IX86_BUILTIN_MPSADBW128): Likewise.
14884 (IX86_BUILTIN_PACKUSDW128): Likewise.
14885 (IX86_BUILTIN_PCMPEQQ): Likewise.
14886 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14887 (IX86_BUILTIN_PMAXSB128): Likewise.
14888 (IX86_BUILTIN_PMAXSD128): Likewise.
14889 (IX86_BUILTIN_PMAXUD128): Likewise.
14890 (IX86_BUILTIN_PMAXUW128): Likewise.
14891 (IX86_BUILTIN_PMINSB128): Likewise.
14892 (IX86_BUILTIN_PMINSD128): Likewise.
14893 (IX86_BUILTIN_PMINUD128): Likewise.
14894 (IX86_BUILTIN_PMINUW128): Likewise.
14895 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14896 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14897 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14898 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14899 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14900 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14901 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14902 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14903 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14904 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14905 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14906 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14907 (IX86_BUILTIN_PMULDQ128): Likewise.
14908 (IX86_BUILTIN_PMULLD128): Likewise.
14909 (IX86_BUILTIN_ROUNDPD): Likewise.
14910 (IX86_BUILTIN_ROUNDPS): Likewise.
14911 (IX86_BUILTIN_ROUNDSD): Likewise.
14912 (IX86_BUILTIN_ROUNDSS): Likewise.
14913 (IX86_BUILTIN_PTESTZ): Likewise.
14914 (IX86_BUILTIN_PTESTC): Likewise.
14915 (IX86_BUILTIN_PTESTNZC): Likewise.
14916 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14917 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14918 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14919 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14920 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14921 (bdesc_ptest): New.
14922 (bdesc_sse_3arg): Likewise.
14923 (bdesc_2arg): Likewise.
14924 (bdesc_1arg): Likewise.
14925 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14927 (ix86_expand_sse_4_operands_builtin): New.
14928 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14929 smaller than 8 bits as the 2nd arg.
14930 (ix86_expand_sse_ptest): New.
14931 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14932 (ix86_expand_vector_set): Support SSE4.1.
14933 (ix86_expand_vector_extract): Likewise.
14935 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14936 __SSE4_1__ for -msse4.1.
14938 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14939 (UNSPEC_INSERTPS): Likewise.
14940 (UNSPEC_DP): Likewise.
14941 (UNSPEC_MOVNTDQA): Likewise.
14942 (UNSPEC_MPSADBW): Likewise.
14943 (UNSPEC_PHMINPOSUW): Likewise.
14944 (UNSPEC_PTEST): Likewise.
14945 (UNSPEC_ROUNDP): Likewise.
14946 (UNSPEC_ROUNDS): Likewise.
14948 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14950 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14951 (const_pow2_1_to_32768_operand): Likewise.
14953 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14956 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14958 (sse4_1_insertps): Likewise.
14959 (*sse4_1_extractps): Likewise.
14960 (sse4_1_ptest): Likewise.
14961 (sse4_1_mulv2siv2di3): Likewise.
14962 (*sse4_1_mulv4si3): Likewise.
14963 (*sse4_1_smax<mode>3): Likewise.
14964 (*sse4_1_umax<mode>3): Likewise.
14965 (*sse4_1_smin<mode>3): Likewise.
14966 (*sse4_1_umin<mode>3): Likewise.
14967 (sse4_1_eqv2di3): Likewise.
14968 (*sse4_1_pinsrb): Likewise.
14969 (*sse4_1_pinsrd): Likewise.
14970 (*sse4_1_pinsrq): Likewise.
14971 (*sse4_1_pextrb): Likewise.
14972 (*sse4_1_pextrb_memory): Likewise.
14973 (*sse4_1_pextrw_memory): Likewise.
14974 (*sse4_1_pextrq): Likewise.
14975 (sse4_1_blendpd): Likewise.
14976 (sse4_1_blendps): Likewise.
14977 (sse4_1_blendvpd): Likewise.
14978 (sse4_1_blendvps): Likewise.
14979 (sse4_1_dppd): Likewise.
14980 (sse4_1_dpps): Likewise.
14981 (sse4_1_movntdqa): Likewise.
14982 (sse4_1_mpsadbw): Likewise.
14983 (sse4_1_packusdw): Likewise.
14984 (sse4_1_pblendvb): Likewise.
14985 (sse4_1_pblendw): Likewise.
14986 (sse4_1_phminposuw): Likewise.
14987 (sse4_1_extendv8qiv8hi2): Likewise.
14988 (*sse4_1_extendv8qiv8hi2): Likewise.
14989 (sse4_1_extendv4qiv4si2): Likewise.
14990 (*sse4_1_extendv4qiv4si2): Likewise.
14991 (sse4_1_extendv2qiv2di2): Likewise.
14992 (*sse4_1_extendv2qiv2di2): Likewise.
14993 (sse4_1_extendv4hiv4si2): Likewise.
14994 (*sse4_1_extendv4hiv4si2): Likewise.
14995 (sse4_1_extendv2hiv2di2): Likewise.
14996 (*sse4_1_extendv2hiv2di2): Likewise.
14997 (sse4_1_extendv2siv2di2): Likewise.
14998 (*sse4_1_extendv2siv2di2): Likewise.
14999 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15000 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15001 (sse4_1_zero_extendv4qiv4si2): Likewise.
15002 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15003 (sse4_1_zero_extendv2qiv2di2): Likewise.
15004 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15005 (sse4_1_zero_extendv4hiv4si2): Likewise.
15006 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15007 (sse4_1_zero_extendv2hiv2di2): Likewise.
15008 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15009 (sse4_1_zero_extendv2siv2di2): Likewise.
15010 (*sse4_1_zero_extendv2siv2di2): Likewise.
15011 (sse4_1_roundpd): Likewise.
15012 (sse4_1_roundps): Likewise.
15013 (sse4_1_roundsd): Likewise.
15014 (sse4_1_roundss): Likewise.
15015 (mulv4si3): Don't expand for SSE4.1.
15016 (smax<mode>3): Likewise.
15017 (umaxv4si3): Likewise.
15018 (uminv16qi3): Likewise.
15019 (umin<mode>3): Likewise.
15020 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15022 * doc/extend.texi: Document SSE4.1 built-in functions.
15024 * doc/invoke.texi: Document -msse4.1.
15026 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15028 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15029 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15030 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15031 (ASM_SPEC): Add asm_pcrel_spec.
15032 (EXTRA_SPECS): Add asm_pcrel_spec.
15034 2007-05-21 David Daney <ddaney@avtrex.com>
15036 * doc/install.texi (Building a cross compiler): Add requirements
15037 for Java cross compiler.
15039 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15041 PR middle-end/31995
15042 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15043 Add loopno argument. Use evolution_function_is_invariant_rec_p
15044 instead of evolution_function_is_constant_p.
15045 Update calls to evolution_function_is_affine_multivariate_p.
15046 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15047 Add loopno argument.
15048 * tree-scalar-evolution.c (gather_chrec_stats): Call
15049 evolution_function_is_affine_multivariate_p with a loop
15051 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15052 (analyze_overlapping_iterations): Likewise.
15053 (access_functions_are_affine_or_constant_p): Likewise.
15054 (build_classic_dist_vector_1): If the access functions
15055 are equal, don't do anything.
15057 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15058 Paolo Carlini <pcarlini@suse.de>
15059 Uros Bizjak <ubizjak@gmail.com>
15061 * c-cppbuiltin.c (c_cpp_builtins): Define
15062 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15063 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15064 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15065 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15067 2007-05-21 Mike Stump <mrs@apple.com>
15069 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15071 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15073 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15075 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15076 implementation if __OPTIMIZE__ is not defined.
15077 (_mm_alignr_pi8): Ditto.
15078 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15079 (_mm_inserti_si64): Ditto.
15080 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15081 (_mm_slli_epi16): Ditto.
15082 (_mm_slli_epi32): Ditto.
15083 (_mm_slli_epi64): Ditto.
15084 (_mm_srai_epi16): Ditto.
15085 (_mm_srai_epi32): Ditto.
15086 (_mm_srli_si128): Ditto.
15087 (_mm_slli_si128): Ditto.
15088 (_mm_srli_epi16): Ditto.
15089 (_mm_srli_epi32): Ditto.
15090 (_mm_srli_epi64): Ditto.
15091 (_mm_extract_epi16): Ditto.
15092 (_mm_insert_epi16): Ditto.
15093 (_mm_shufflehi_epi16): Ditto.
15094 (_mm_shufflelo_epi16): Ditto.
15095 (_mm_shuffle_epi32): Ditto.
15096 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15097 (_m_pextrw): Ditto.
15098 (_mm_insert_pi16): Ditto.
15099 (_m_pinsrw): Ditto.
15100 (_mm_shuffle_pi16): Ditto.
15101 (_m_pshufw): Ditto.
15102 (_mm_shufle_ps): Ditto.
15103 (_mm_prefetch): Ditto.
15105 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15107 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15108 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15109 * real.c (encode_i370_single, decode_i370_single,
15110 encode_i370_double, decode_i370_double): Functions removed.
15111 (i370_single_format, i370_double_format): Initializations removed.
15112 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15113 Consider the log2_b field to always be one.
15114 (ieee_single_format, mips_single_format, coldfire_single_format,
15115 ieee_double_format, mips_double_format, coldfire_double_format,
15116 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15117 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15118 ibm_extended_format, mips_extended_format, ieee_quad_format,
15119 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15120 decimal_single_format, decimal_double_format, decimal_quad_format,
15121 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15122 initialization of log2_b.
15123 * real.h (i370_single_format, i370_double_format): Declarations
15125 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15126 field to always be one.
15128 2007-05-21 Andreas Schwab <schwab@suse.de>
15130 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15131 NOTE_INSN_BASIC_BLOCK_P.
15132 (process_for_unwind_directive): Likewise.
15134 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15136 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15137 * function.h (struct function): Move va_list_gpr_size,
15138 va_list_fpr_size, function_frequency to front of bitfields. Add
15140 (current_function_calls_unwind_init): New.
15141 * except.c (expand_builtin_unwind_init): Set
15142 current_function_calls_unwind_init not
15143 current_function_has_nonlocal_label.
15144 * reload1.c (has_nonexceptional_receiver): New.
15145 (reload): Use it and current_function_calls_unwind_init to
15146 determine whether call-saved regs must be saved.
15148 2007-05-20 Jan Hubicka <jh@suse.cz>
15150 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15151 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15152 * ddg.c (create_ddg): LIkewise.
15153 * final.c (final): Remove hunk moving line number notes around since
15154 they are no longer present at this stage.
15155 (final_scan_insn): Use NOTE_KIND instead of
15156 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15157 (output_asm_label): Likewise.
15158 * reorg.c (dbr_schedule): Likewise.
15159 * haifa-sched.c (unlink_other_notes): Likewise.
15160 * mode-switching.c (optimize_mode_switching): Likewise.
15161 * graph.c (start_bb): Likewise.
15162 * rtl.def (NOTE): Update description.
15163 * jump.c (squeeze_notes): Delete.
15164 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15165 NOTE_INSN_BASIC_BLOCK_P when possible.
15166 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15167 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15168 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15169 (dwarf2out_var_location): Likewise.
15170 * cfgbuild.c (make_edges): Likewise.
15171 (find_basic_blocks_1): Likewise.
15172 * function.c (reorder_blocks_1): Likewise.
15173 (epilogue_done): Likewise.
15174 (reposition_prologue_and_epilogue_notes): Likewise.
15175 * print-rtl.c (print_rtx): Likewise; drop code for printing
15177 (print_rtl): Likewise.
15178 (print_rtl_single): Likewise.
15179 * gcse.c (insert_insn_start_bb): Likewise.
15180 * alias.c (init_alias_analysis): Likewise.
15181 * calls.c (fixup_tail_calls): Likewise.
15182 * except.c (sjlj_emit_function_enter): Likewise.
15183 * emit-rtl.c (add_insn_after): Likeiwse.
15184 (emit_label_before): Likewise.
15185 (emit_label_after): Likewise.
15186 (emit_note_before, emit_note_after, emit_note): Update
15187 parameter to be enum insn_note; do not deal with source
15189 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15190 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15192 (merge_blocks_move_successor_nojumps): Simplify now when
15193 we don't have BLOCK notes.
15194 (try_optimize_cfg): Likewise.
15195 * cfglayout.c (skip_insns_after_block): Likewise.
15196 (record_effective_endpoints): Likewise.
15197 (duplicate_insn_chain): Likewise.
15198 * varasm.c (output_constant_pool_1): Likewise.
15199 * sched-deps.c (sched_analyze): Likewise.
15200 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15202 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15203 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15204 (SET_INSN_DELETED): Simplify.
15205 (NOTE_LINE_NUMBER): Exterminate.
15206 (NOTE_LINE_KIND): New.
15207 (NOTE_INSN_BASIC_BLOCK_P): Update.
15208 (enum insn_note): Simplify.
15209 (GET_NOTE_INSN_NAME) Simplify.
15210 (emit_note_before, emit_note_after, emit_note): Update prototype.
15211 (squeeze_notes): Remove.
15212 * sched-int.h (NOTE_NOT_BB_P): Update.
15213 * resource.c (mark_target_live_regs): Update.
15214 * sched-rgn.c (debug_dependencies): Update.
15215 * sched-vis.c (print_insn): Update.
15216 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15217 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15218 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15219 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15220 (split_branches): Update.
15221 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15223 (sh_adjust_unroll_max): Exterminate.
15224 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15225 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15226 (m68hc11_reorg): Likewise.
15227 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15228 (emit_predicate_relation_info): Update.
15229 (process_for_unwind_directive): Update.
15230 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15231 (output_call): Update.
15232 * config/pa/pa.c (output_lbranch): Update.
15233 (output_millicode_call): Update.
15234 (output_call): Update.
15235 (pa_combine_instructions): Update.
15236 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15237 * config/bfin/bfin.c (gen_one_bundle): Update.
15238 * cfgrtl.c (can_delete_note_p): Update.
15239 (delete_insn): Update.
15240 (rtl_merge_blocks): Update.
15241 (commit_one_edge_insertion): Update.
15242 (rtl_verify_flow_info): Update.
15243 * stmt.c (expand_case): Do not call squeeze_notes.
15245 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15252 * c.opt (Wtype-limits): New.
15253 * doc/invoke.texi (Wtype-limits): Document it.
15254 (Wextra): Enabled by -Wextra.
15255 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15256 * c-common.c (shorten_compare): Warn with Wtype-limits.
15258 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15260 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15261 inlined function, not as a macro.
15262 (_mm_alignr_pi8): Ditto.
15263 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15264 (_mm_inserti_si64): Ditto.
15265 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15266 (_mm_extract_epi16): Ditto.
15267 (_mm_insert_epi16): Ditto.
15268 (_mm_shufflehi_epi16): Ditto.
15269 (_mm_shufflelo_epi16): Ditto.
15270 (_mm_shuffle_epi32): Ditto.
15271 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15272 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15274 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15276 (_m_to_float): Use C89 compatible assignment.
15278 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15281 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15283 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15286 * doc/invoke.texi (Wreturn-type): Complete description.
15287 (Wextra): Delete item about return-type warning.
15288 * c-decl.c: Delete redundant Wextra warning.
15290 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15293 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15294 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15295 inlined function, not as a macro.
15296 (_mm_prefetch): Ditto.
15297 (_m_pextrw): Ditto.
15298 (_mm_insert_pi16): Ditto.
15299 (_m_pinsrw): Ditto.
15300 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15301 (_m_pshufw): Ditto. Add const to __N argument.
15302 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15303 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15304 (_mm_slli_epi32): Ditto.
15305 (_mm_srli_si128): Implement as always inlined function, not as a
15306 macro. Add __inline to function declaration.
15307 (_mm_slli_si128): Ditto.
15309 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15311 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15312 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15314 (struct fenv): New structure.
15315 (FP_HANDLE_EXCEPTIONS): New define.
15316 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15317 (_FP_DECL_EXP): New define.
15318 (FP_INIT_ROUNDMODE): New define.
15319 (FP_ROUNDMODE): New define.
15321 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15323 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15324 (Wconversion): Update description.
15325 (Wconversion-sign): New.
15326 * c.opt (Wconversion-sign): New.
15327 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15328 means disabled for C++. Otherwise, take the status of Wconversion.
15329 * c-common.c (conversion_warning): Warn with either Wconversion or
15331 (warnings_for_convert_and_check): Conditions are already checked by
15332 conversion_warning.
15333 (convert_and_check): Don't check warnings if the conversion failed.
15335 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15336 Anatoly Sokolov <aesok@dol.ru>
15338 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15339 avr_epilogue_uses) : Add declaration.
15340 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15341 * config/avr/constraints.md (R): New constraint.
15342 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15343 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15344 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15345 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15346 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15347 call_prologue_saves, epilogue_restores, return_from_epilogue,
15348 return_from_main_epilogue, return_from_interrupt_epilogue,
15349 return_from_naked_epilogue, prologue, epilogue): New patterns.
15350 (jump): Handle symbol reference.
15351 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15352 avr_output_function_prologue, avr_output_function_epilogue): Remove
15354 (avr_init_machine_status, expand_prologue, expand_epilogue,
15355 avr_asm_function_end_prologue, avr_epilogue_uses,
15356 avr_asm_function_begin_epilogue): New functions.
15357 (prologue_size, epilogue_size, jump_tables_size): Remove global
15359 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15360 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15361 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15362 (avr_override_options): Initialise init_machine_status.
15363 (output_movhi): Handle all stack pointer loads.
15364 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15365 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15366 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15367 (EPILOGUE_USES) Redefine.
15368 (machine_function) Declare.
15370 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15372 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15373 Use a single return statement.
15375 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15377 PR middle-end/30250
15378 * builtins.c (do_mpfr_lgamma_r): New.
15379 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15380 * tree.h (CASE_FLT_FN_REENT): New.
15382 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15384 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15385 (output_die): Use 'unsigned long' with %x.
15386 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15387 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15388 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15390 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15392 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15397 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15398 true if function has no argument.
15400 2007-05-18 DJ Delorie <dj@redhat.com>
15402 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15403 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15405 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15407 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15408 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15409 count_trailing_zeros.
15410 (__i386__): Implement count_leading_zeros using __builtin_clz().
15411 Implement count_trailing_zeros usign __builtin_ctz().
15413 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15415 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15417 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15419 PR middle-end/31344
15420 * expr.c (emit_move_change_mode): Change mode of push operands here.
15422 2007-05-17 Ian Lance Taylor <iant@google.com>
15424 PR tree-optimization/31953
15425 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15426 Change all callers.
15427 (set_value_range_to_null): Call set_value_range_to_value.
15428 (extract_range_from_comparison): Likewise.
15430 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15432 * toplev.c (print_version): Output GMP/MPFR version info.
15434 * builtins.c (CASE_MATHFN_REENT): New macro.
15435 (mathfn_built_in): Use it.
15436 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15437 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15438 BUILT_IN_LGAMMAL_R): New.
15439 * doc/extend.texi: Document new builtins.
15441 PR middle-end/31796
15442 * builtins.c (do_mpfr_remquo): New.
15443 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15444 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15446 PR middle-end/30251
15447 * builtins.c (fold_builtin_1): Handle y0, y1.
15448 (fold_builtin_2): Handle yn.
15450 PR middle-end/30251
15451 * builtins.c (do_mpfr_bessel_n): New.
15452 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15453 (fold_builtin_2): Handle BUILT_IN_JN.
15455 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15458 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15459 TYPE_PRECISION (intmax_type_node).
15461 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15464 * reload.c (subst_reloads): Remove checking.
15466 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15468 PR rtl-optimization/31691
15469 * combine.c (simplify_set): Build a new src pattern instead of
15470 substituting its operands in the COMPARE case.
15472 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15474 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15475 (execute_vrp): Preserve loops through jump threading.
15476 * tree-ssa-threadupdate.c (thread_single_edge,
15477 dbds_continue_enumeration_p, determine_bb_domination_status,
15478 thread_through_loop_header): New functions.
15479 (create_edge_and_update_destination_phis,
15480 create_edge_and_update_destination_phis): Set loops for the new blocks.
15481 (prune_undesirable_thread_requests): Removed.
15482 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15484 (thread_block): Do not call prune_undesirable_thread_requests.
15486 (mark_threaded_blocks): Select edges to thread here.
15487 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15488 Thread edges through loop headers independently.
15489 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15490 * tree-pass.h (TODO_mark_first_instance): New.
15491 (first_pass_instance): Declare.
15492 * cfghooks.c (duplicate_block): Put the block to the original loop
15493 if copy is not specified.
15494 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15495 jump threading. Pass may_peel_loop_headers to
15496 thread_through_all_blocks according to first_pass_instance.
15497 * cfgloop.h (create_preheader): Declare.
15498 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15499 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15500 * passes.c (first_pass_instance): New variable.
15501 (next_pass_1): Set TODO_mark_first_instance.
15502 (execute_todo): Set first_pass_instance.
15504 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15506 PR tree-optimization/24659
15507 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15508 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15509 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15510 OTI_vec_pack_ufix_trunc.
15511 (vec_unpacks_float_hi_optab): Define new macro.
15512 (vec_unpacks_float_lo_optab): Ditto.
15513 (vec_unpacku_float_hi_optab): Ditto.
15514 (vec_unpacku_float_lo_optab): Ditto.
15515 (vec_pack_sfix_trunc_optab): Ditto.
15516 (vec_pack_ufix_trunc_optab): Ditto.
15517 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15518 and vec_pack_[s|u]fix_trunc_optab using
15519 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15520 * tree-vectorizer.c (supportable_widening_operation): Handle
15521 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15522 (supportable_narrowing_operation): New function.
15523 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15524 * tree-vect-transform.c (vectorizable_conversion): Handle
15525 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15526 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15527 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15528 to check for target support.
15529 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15530 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15531 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15532 for VEC_PACK_FIX_TRUNC_EXPR.
15533 (expand_binop): Special case mode of the result for
15534 vec_pack_[u|s]fix_trunc_optab.
15535 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15536 vec_pack_[u|s]fix_trunc_optab.
15538 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15539 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15540 * tree-pretty-print.c (dump_generic_node): Handle
15541 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15542 VEC_PACK_FIX_TRUNC_EXPR.
15544 * expr.c (expand_expr_real_1): Ditto.
15545 * tree-inline.c (estimate_num_insns_1): Ditto.
15546 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15548 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15549 (vec_unpacks_float_lo_v8hi): Ditto.
15550 (vec_unpacku_float_hi_v8hi): Ditto.
15551 (vec_unpacku_float_lo_v8hi): Ditto.
15552 (vec_unpacks_float_hi_v4si): Ditto.
15553 (vec_unpacks_float_lo_v4si): Ditto.
15554 (vec_pack_sfix_trunc_v2df): Ditto.
15556 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15558 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15559 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15560 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15561 [vec_pack_ufix_trunc]: Ditto.
15562 [vec_unpacks_float_hi]: Ditto.
15563 [vec_unpacks_float_lo]: Ditto.
15564 [vec_unpacku_float_hi]: Ditto.
15565 [vec_unpacku_float_lo]: Ditto.
15567 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15569 * soft-fp/README: Update for new files.
15570 * soft-fp/floattisf.c: New file.
15571 * soft-fp/floattidf.c: New file.
15572 * soft-fp/floattitf.c: New file.
15573 * soft-fp/floatuntisf.c: New file.
15574 * soft-fp/floatuntidf.c: New file.
15575 * soft-fp/floatuntitf.c: New file.
15576 * soft-fp/fixsfti.c: New file.
15577 * soft-fp/fixdfti.c: New file.
15578 * soft-fp/fixtfti.c: New file.
15579 * soft-fp/fixunssfti.c: New file.
15580 * soft-fp/fixunsdfti.c: New file.
15581 * soft-fp/fixunstfti.c: New file.
15582 * soft-fp/extendxftf.c: New file.
15583 * soft-fp/trunctfxf.c: New file.
15585 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15586 (__trunctfxf2): Ditto.
15588 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15589 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15590 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15591 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15592 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15593 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15595 * config/i386/t-fprules-softfp64: New file.
15596 * config/i386/sfp-machine.h: New file.
15597 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15598 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15599 and soft-fp/t-softfp to tmake_file.
15600 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15601 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15603 * config/i386/t-linux64 (softfp_wrap_start): New.
15604 (softfp_wrap_end): New.
15605 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15606 supported for TARGET_64BIT.
15608 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15610 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15611 c_common_unsigned_type behavior.
15613 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15615 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15618 2007-05-16 Eric Christopher <echristo@apple.com>
15620 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15621 saving after stack push. Set sp_offset whenever we push.
15622 (rs6000_emit_epilogue): Move altivec register restore before
15625 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15627 * configure.ac: Allow sysroots to be relocated under $prefix as
15628 well as $exec_prefix.
15629 * configure: Regenerate.
15631 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15635 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15637 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15638 (gcc_tooldir): Likewise.
15639 * configure: Regenerate.
15640 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15641 old configure.ac gcc_tooldir setting.
15642 (prefix_to_exec_prefix): New variable.
15643 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15644 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15646 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15648 * c-typeck.c (build_binary_op): Return early for error.
15650 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15652 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15653 struct nb_iter_bound.
15654 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15655 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15656 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15657 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15658 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15659 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15660 (del_scev_info): Use ggc_free.
15661 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15662 * loop-init.c: Include ggc.h.
15663 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15664 (loop_optimizer_finalize): Use ggc_free.
15665 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15666 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15667 pass_iv_optimize): Add TODO_ggc_collect.
15668 * function.h (struct function): Remove skip marker from
15670 * cfgloop.c: Include ggc.h.
15671 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15673 (establish_preds): Vector superloops is gc allocated.
15674 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15676 (flow_loops_find): Vector larray is gc allocated.
15677 (loop_exit_free): Use ggc_free.
15678 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15679 that head of exits list is now not a part of struct loop.
15680 (record_loop_exits): Allocate exits table in gc memory.
15681 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15682 that head of exits list is now not a part of struct loop.
15683 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15684 struct loop_exit): Add GTY marker.
15685 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15686 Add skip marker to aux field. Make head of exits list a separate
15688 (struct loops): Add GTY marker. Make larray vector gc allocated.
15689 Add param marker to exits table.
15690 (get_loops): Type changed.
15691 * Makefile.in (tree-scalar-evolution.o): Add
15692 gt-tree-scalar-evolution.h dependency.
15693 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15694 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15695 * basic-block.h (struct basic_block_def): Remove skip marker from
15698 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15700 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15701 of 0 in the call to expand_expr().
15702 (expand_builtin_mathfn_3): Ditto.
15703 (expand_builtin_interclass_mathfn): Ditto.
15704 (expand_builtin_cexpi): Ditto.
15705 (expand_builtin_int_roundingfn): Ditto.
15706 (expand_builtin_int_roundingfn_2): Ditto.
15707 (expand_builtin_pow): Ditto.
15708 (expand_builtin_powi): Ditto.
15709 (expand_builtin_bswap): Ditto.
15710 (expand_builtin_unop): Ditto.
15711 (expand_builtin_fabs): Ditto.
15712 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15713 the call to expand_expr().
15714 (expand_builtin_sync_operation): Ditto.
15715 (expand_builtin_compare_and_swap): Ditto.
15716 (expand_builtin_lock_test_and_set): Ditto.
15717 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15718 instead of 0 in the call to expand_expr().
15719 (expand_builtin_extract_return_addr): Ditto.
15720 (expand_builtin_eh_return): Ditto.
15721 (expand_eh_return): Ditto.
15722 * explow.c (expr_size): Ditto.
15723 * expr.c (optimize_bitfield_assignment_op): Ditto.
15724 (expand_assignement): Ditto.
15725 (store_expr): Ditto.
15726 (store_field): Ditto.
15727 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15728 the call to expand_expr().
15729 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15730 in the call to expand_expr().
15731 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15732 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15733 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15735 * optabs.c (expand_vec_shift_expr): Ditto.
15736 (expand_vec_cond_expr): Ditto.
15737 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15738 call to expand_expr().
15739 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15740 in the call to expand_expr().
15742 2007-05-14 Dave Korn <dave.korn@artimi.com>
15744 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15746 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15748 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15749 instead of c_common_unsigned_type.
15750 (c_common_unsigned_type): Remove.
15751 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15752 c_common_unsigned_type.
15753 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15754 c_common_unsigned_type.
15755 * c-common.h (c_common_unsigned_type): Remove.
15756 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15757 c_common_unsigned_type.
15758 * c-format.c (check_format_types): Use unsigned_type_for instead of
15759 c_common_unsigned_type.
15760 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15761 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15762 of c_common_unsigned_type.
15763 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15764 lang_hooks.types.unsigned_type.
15765 * expmed.c (make_tree): Use unsigned_type_for instead of
15766 lang_hooks.types.unsigned_type.
15767 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15768 lang_hooks.types.unsigned_type.
15769 (build_range_check): Likewise.
15770 (fold_unary): Likewise.
15771 (fold_binary): Likewise.
15772 (fold_ternary): Likewise.
15773 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15774 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15775 * tree.c (get_unsigned_type): New.
15776 (unsigned_type_for): Use get_unsigned_type instead of
15777 lang_hooks.types.unsigned_type.
15779 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15781 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15782 to m68k_get_function_kind. Update its prototype.
15783 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15785 (m68k_interrupt_function_p): Return enum m68k_function_type
15786 instead of bool. Rename to m68k_get_function_kind.
15787 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15788 target is not fido.
15789 (m68k_compute_frame_layout): Don't mark any register for save
15790 if an interrupt_thread attribute is specified.
15791 (m68k_hard_regno_rename_ok): Update a use of
15792 m68k_interrupt_function_p.
15793 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15794 m68k_interrupt_function_p.
15795 (m68k_function_type): New.
15796 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15797 for a function with an interrupt_thread attribute.
15798 * doc/extend.texi: Document the interrupt_thread attribute.
15800 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15802 Fix PR tree-optimization/31911
15803 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15804 if they didn't change the expression.
15806 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15808 * tree-scalar-evolution.c (resolve_mixers): Exported.
15809 * tree-scalar-evolution.h (resolve_mixers): Declare.
15810 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15811 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15812 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15813 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15814 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15815 strip_conversion, analyze_offset_expr, address_analysis,
15816 object_analysis, analyze_offset): Removed.
15817 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15818 split_constant_offset, canonicalize_base_object_address,
15819 object_address_invariant_in_loop_p, disjoint_objects_p,
15820 dr_may_alias_p, dr_address_invariant_p): New functions.
15821 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15822 and dr_analyze_alias.
15823 (initialize_data_dependence_relation): Use dr_may_alias_p
15824 and object_address_invariant_in_loop_p.
15825 (compute_self_dependence): Handle the case when
15826 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15827 (find_data_references_in_stmt): Restrict the analysis of data
15828 references to the given loop nest.
15829 (find_data_references_in_loop): Made static. Pass loop nest to
15830 find_data_references_in_stmt.
15831 (compute_data_dependences_for_loop): Use DR_VOPS.
15832 (free_data_ref): Free DR_VOPS.
15833 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15834 (struct innermost_loop_behavior): ... new.
15835 (struct base_object_info): Replaced by ...
15836 (struct indices): ... new.
15837 (struct dr_alias): New.
15838 (enum data_ref_type): Removed.
15839 (struct data_reference): Consist of struct innermost_loop_behavior,
15840 struct indices and struct dr_alias.
15841 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15842 (DR_MEMTAG): Renamed to ...
15843 (DR_SYMBOL_TAG): ... this.
15844 (find_data_references_in_loop): Declaration removed.
15845 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15846 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15847 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15848 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15850 2007-05-13 Revital Eres <eres@il.ibm.com>
15852 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15853 which walks virtual def-use chains to find redundant stores.
15854 (dse_optimize_stmt): Call it.
15856 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15858 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15859 * passes.c (init_optimization_passes): Move pass_jump_bypass
15862 * basic-block.h (bb_has_eh_pred): Fix style issue.
15864 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15866 PR rtl-optimization/31848
15867 * loop-invariant.c (move_invariant_reg): If we move an insn
15868 with a REG_EQUAL note, and that insn is not always executed,
15869 remove the REG_EQUAL note.
15871 2007-05-12 Richard Guenther <rguenther@suse.de>
15873 PR tree-optimization/31797
15874 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15875 propagate into a stmt that has volatile ops.
15877 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15879 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15880 (gcc_tooldir): Likewise.
15881 * configure: Regenerate.
15882 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15883 old configure.ac gcc_tooldir setting.
15884 (prefix_to_exec_prefix): New variable.
15885 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15886 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15888 2007-05-11 Silvius Rus <rus@google.com>
15890 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15891 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15892 * c-common.h (strict_aliasing_warning): Change return type.
15893 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15894 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15895 (build_c_cast): Condition call to strict_aliasing_warning.
15896 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15897 * flags.h (set_Wstrict_aliasing): Declare.
15898 * opts.c (set_Wstrict_alising): Define, add call to.
15899 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15900 * tree-ssa-alias-warnings.c: New file.
15901 * tree-ssa-alias.c (compute_may_aliases): Add call to
15902 strict_aliasing_warning_backend.
15904 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15906 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15907 Use loop_depth and loop_outer accessor functions.
15908 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15909 determine_invariantness_stmt, move_computations_stmt): Ditto.
15910 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15911 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15912 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15913 * tree-scalar-evolution.c (interpret_loop_phi,
15914 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15915 instantiate_parameters_1, scev_const_prop): Ditto.
15916 * cfghooks.c (make_forwarder_block): Ditto.
15917 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15918 * modulo-sched.c (loop_canon_p): Ditto.
15919 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15920 slpeel_can_duplicate_loop_p): Ditto.
15921 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15922 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15923 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15924 cancel_loop, verify_loop_structure): Ditto.
15925 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15926 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15927 superloops vector instead of "pred" array.
15928 (establish_preds): Take father loop as an argument. Initialize the
15930 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15931 Do not initialize loop->outer.
15932 (flow_loop_tree_node_remove): Truncate the superloops vector.
15933 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15934 "pred" merged to "superloops" vector.
15935 (loop_depth, loop_outer): New.
15936 (fel_init): Use loop_outer.
15938 2007-05-11 Jan Hubicka <jh@suse.cz>
15940 * cgraphunit.c: Include gt-cgraphunit.h
15941 (static_ctors, static_dtors): New static vars.
15942 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15943 based on implementation in c-common.c
15944 (cgraph_finalize_function): Call record_cdtor_fn.
15945 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15946 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15947 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15948 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15949 build_cdtor, c_build_cdtor_fns): Remove.
15950 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15951 c_build_cdtor_fns): Remove prototype.
15953 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15956 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15957 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15958 * builtins.c (fold_builtin_memchr): New.
15959 (expand_builtin_memchr): Call the latter.
15960 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15961 * doc/extend.texi ([Other built-in functions provided by GCC]):
15964 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15966 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15967 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15968 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15969 PFPO_OP1_TYPE_SHIFT): Constants added.
15970 (DFP_ALL): Mode macro defined.
15971 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15972 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15973 Insn definitions added.
15974 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15975 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15978 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15980 PR tree-optimization/31885
15981 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15982 NULL_TREE to be undetermined.
15983 (automatically_generated_chrec_p): Return false for NULL.
15985 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15987 * config/bfin/bfin.h (MOVE_RATIO): Define.
15989 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15991 * config.gcc (sparc-wrs-vxworks): New target.
15992 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15993 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15994 * config/sparc/sparc.h: Include vxworks-dummy.h.
15995 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15996 include LABEL_REFs too.
15997 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15998 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16000 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16002 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16003 (sparc_emit_call_insn): New function.
16004 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16005 functions when generating VxWorks PIC.
16006 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16007 (call, call_value): Use sparc_emit_call_insn instead of
16010 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16012 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16014 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16016 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16017 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16018 split_double instead of operand_subword.
16020 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16022 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16023 * config/bfin/bfin.c (bfin_local_alignment): New function.
16024 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16026 2007-05-08 Chao-ying Fu <fu@mips.com>
16028 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16029 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16030 (smsub_widen_optab, umsub_widen_optab): Define.
16031 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16033 * genopinit.c (optabs): Fill in smsub_widen_optab and
16035 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16036 and umsub_widen_optab to implement multiply-subtract sequences.
16037 * config/mips/mips.md (*msac<u>_di): Rename to...
16038 (<u>msubsidi4): ...this. Extend condition to include
16039 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16040 of operand 0 to "ka" and use the three-operand form of msub<u>
16042 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16045 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16047 PR rtl-optimization/28011
16048 * reload.c (push_reload): Set dont_share if IN appears in OUT
16049 also when IN is a PLUS rtx.
16050 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16053 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16055 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16056 call unshare_all_decls.
16057 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16058 (unshare_all_decls): Remove.
16060 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16063 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16066 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16067 Nigel Stephens <nigel@mips.com>
16069 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16070 Update comments and all uses.
16071 (MIN_FPRS_PER_FMT): Define.
16072 * config/mips/mips.c (function_arg): Fix to correctly handle
16073 the -mips32r2 -mfp64 -mabi=32 case.
16074 (override_options): Enable use of odd-numbered registers for
16075 SFmode values on MIPS32.
16076 (mips_save_reg_p): Save whole floating-point register pair if
16077 either half is used.
16078 (compute_frame_size): Fix comment.
16080 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16082 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16083 argument of type bool.
16084 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16085 argument. Safely select temporary P register according to it.
16086 (do_link): Change call site of add_to_reg accordingly.
16087 (do_unlink): Add epilogue_p as a fourth argument and pass it
16089 (expand_interrupt_handler_epilogue): Change call of do_unlink
16091 (bfin_expand_prologue): Add a third argument sibcall_p.
16092 * config/bfin/bfin.md (epilogue): Change call of
16093 bfin_expand_epilogue accordingly.
16094 (sibcall_epilogue): Likewise.
16095 (eh_return_internal): Likewise.
16097 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16098 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16099 * config/bfin/bfin.c (bfin_handle_option): Handle
16100 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16101 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16102 Support bf534, bf536 and bf561.
16103 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16105 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16108 * config/i386/i386.c (ix86_function_regparm): Process local
16109 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16111 2007-05-07 Mike Stump <mrs@apple.com>
16113 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16114 also checks for and while statements in C++.
16116 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16118 * gcc.c (at_file_supplied): New variable.
16119 (main): Set it if we expanded argv.
16120 (do_spec_1): Pass an @-file to the linker if we were called with
16121 an @-file argument and HAVE_GNU_LD.
16122 * collect2.c (at_file_supplied): New variable.
16123 (response_file): New variable.
16124 (collect_exit): Unlink response_file if necessary.
16125 (handler): Likewise.
16126 (do_wait): Likewise.
16127 (main): Set at_file_supplied if we expanded argv.
16128 (collect_execute): Pass an @-file to subprocesses if we were called
16129 with an @-file argument.
16130 * configure.ac: Add define for HAVE_GNU_LD.
16131 * configure: Regenerate.
16132 * config.in: Regenerate.
16134 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16136 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16137 operand to HI mode.
16142 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16144 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16145 (TARGET_ENCODE_SECTION_INFO): Re-define.
16146 (m32c_encode_section_info): New
16147 (function_vector_handler): New
16148 (current_function_special_page_vector): New
16149 (m32c_special_page_vector_p): New.
16150 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16152 * config/m32c/jump.md: Added instruction JSRS for functions
16153 with attribute "function_vector".
16154 * doc/extend.texi (function_vector): Added description
16155 for M16C, M32C targets.
16157 2007-05-07 DJ Delorie <dj@redhat.com>
16160 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16161 ashrpsi3, lshrpsi3): Update shift count constraint.
16163 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16164 Nathan Froyd <froydnj@codesourcery.com>
16167 * c-incpath.c (add_path): Strip trailing path separators.
16169 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16171 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16172 Free dominance info before purging EH edges.
16173 (eliminate_degenerate_phis): Likewise.
16174 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16176 2007-05-07 Jan Hubicka <jh@suse.cz>
16178 * gimplify.c (gimplify_expr): Do not crash when folding
16179 (void *)(int)&a + 4.
16181 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16184 * c-opts.c (lang_fortran): Make it non static.
16185 * c-common.h (lang_fortran): New prototype.
16186 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16187 -lang-fortran option was passed by the driver.
16189 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16191 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16192 of ASSERT_CHECKING. Tweak message.
16194 2007-05-06 Revital Eres <eres@il.ibm.com>
16197 * loop-unroll.c (insert_var_expansion_initialization):
16198 Initialize the expansions with -zero instead of +zero.
16200 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16202 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16203 into pic and non-pic versions. Mark r19 as used for
16204 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16205 for tgd_load, tld_load and tie_load .
16206 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16207 version of tgd_load, tld_load and tie_load depending on the
16210 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16211 Jakub Jelinek <jakub@redhat.com>
16213 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16214 (__do_global_dtors_aux): Use more paranoid loop to run
16215 destructors if HIDDEN_DTOR_LIST_END.
16216 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16218 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16220 * varasm.c (align_variable): Don't increase alignment for
16221 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16222 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16224 2007-05-04 Josh Conner <jconner@apple.com>
16226 * basic-block.h (cdi_direction): Assign values to all enumeration
16228 (dom_computed): Remove.
16229 (dom_info_state): New.
16230 (set_dom_info_availability): New.
16231 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16232 walk_data.dom_direction.
16233 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16234 instead of dom_computed[].
16235 (split_edge): Likewise.
16236 (create_basic_block): Likewise.
16237 (merge_blocks): Likewise.
16238 * ifcvt.c (find_if_header): Likewise.
16239 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16240 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16241 * tree-ssa.c (verify_ssa): Likewise.
16242 * tree-cfg.c (tree_verify_flow_info): Likewise.
16243 (remove_edge_and_dominated_blocks): Likewise.
16244 * dominance.c (dom_computed): Make static.
16245 (calc_dfs_tree_nonrec): Change third param to a bool.
16246 (calc_dfs_tree): Change second param to a bool.
16247 (calc_idioms): Change second param to a bool. Use
16248 dom_convert_dir_to_idx.
16249 (init_dom_info): Validate dir before using.
16250 (dom_convert_dir_to_idx): New.
16251 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16252 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16253 (free_dominance_info): Use dom_convert_dir_to_idx.
16254 (get_immediate_dominator): Likewise.
16255 (set_immediate_dominator): Likewise.
16256 (get_dominated_by): Likewise.
16257 (redirect_immediate_dominators): Likewise.
16258 (nearest_common_denominator): Likewise.
16259 (dominated_by_p): Likewise.
16260 (bb_dom_dfs_in): Likewise.
16261 (bb_dom_dfs_out): Likewise.
16262 (recount_dominator): Likewise.
16263 (iterate_fix_dominators): Likewise.
16264 (add_to_dominance_info): Likewise.
16265 (delete_from_dominance_info): Likewise.
16266 (first_dom_son): Likewise.
16267 (next_dom_son): Likewise.
16268 (dom_info_available_p): Likewise.
16269 (dom_info_state): New.
16270 (set_dom_info_availability): New.
16272 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16274 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16276 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16278 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16280 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16281 (subdi3, subdi_carry): Delete.
16283 2007-05-04 Jan Hubicka <jh@suse.cz>
16284 Richard Guenther <rguenther@suse.de>
16286 * opts.c (decode_options): Do not fiddle with inlining
16287 parameters in case of optimizing for size.
16288 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16289 for size do nothing.
16290 (cgraph_decide_inlining_of_small_function): When optimizing for
16291 size never inline functions increasing caller size.
16292 (cgraph_early_inlining): Inline for size when optimizing for size.
16294 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16296 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16297 logical operations piecewise.
16298 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16299 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16300 subdi_sesidi_di): Delete.
16301 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16302 the generated sequence. Allow three-reg add in constraints. Rewrite
16303 the rtl expression for carry to avoid zero_extend of a constant.
16304 (sub_with_carry): New pattern.
16305 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16306 different sequence not involving jumps.
16307 (notbi): Now a named pattern.
16309 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16311 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16312 Add the note about a significant loss of accuracy of some
16313 mathematical routines when these options are used.
16315 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16317 * haifa-sched.c (rtx_vec_t): New typedef.
16318 (contributes_to_priority_p): Extract piece of priority () into new
16320 (priority): Use the function. Add assertion.
16321 (rank_for_schedule, set_priorities): Add assertion to check that
16322 insn's priority is initialized.
16323 (clear_priorities, calc_priorities): Change signature. Make it update
16324 all relevant insns. Update all callers ('add_to_speculative_block ()'
16325 and 'create_block_check_twin ()').
16326 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16327 Add new field 'priority_status'.
16328 (INSN_PRIORITY_STATUS): New macro.
16329 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16331 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16333 * sched-ebb.c (debug_ebb_dependencies): New static function.
16334 (init_ready_list): Use it.
16336 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16337 with changed signature and 'debug_rgn_dependencies ()'.
16338 (debug_rgn_dependencies): New static function.
16339 (init_ready_list): Use it.
16341 * sched-int.h (debug_dependencies): Declare.
16343 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16345 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16347 2007-05-04 Dirk Mueller <dmueller@suse.de>
16349 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16351 2007-05-03 Jan Hubicka <jh@suse.cz>
16353 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16354 ((T1)X op (T1)Y), for pointer type in more cases than before.
16356 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16358 * tree-object-size.c (plus_expr_object_size): When operand size is
16359 unknown, return unknown.
16361 2007-05-03 Dirk Mueller <dmueller@suse.de>
16363 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16365 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16368 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16370 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16372 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16374 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16376 * config/soft-fp/double.h, config/soft-fp/extended.h,
16377 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16378 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16379 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16380 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16383 2007-05-03 Ian Lance Taylor <iant@google.com>
16385 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16386 MASK_PPC_GFXOPT for 8540 or 8548.
16388 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16390 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16391 vect_print_dump_info() to output debug information.
16393 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16396 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16397 operands of size 2 when operand is not MEM_P.
16399 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16401 PR tree-optimization/30565
16402 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16404 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16406 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16407 (umulsi3_highpart): Use them.
16408 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16409 for final accumulator to D regisster tranfser.
16411 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16413 PR tree-optimization/31699
16414 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16416 (vect_enhance_data_refs_alignment): Compute peel amount using
16417 TYPE_VECTOR_SUBPARTS instead of vf.
16418 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16420 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16423 * system.h: Remove inclusion of double-int.h
16424 * tree.h: Include double-int.h
16425 * gengtype.c: Likewise
16426 * cfgloop.h: Likewise
16427 * Makefile.in: Adjust dependencies on double-int.h
16429 2007-05-02 Eric Christopher <echristo@apple.com>
16431 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16432 -shared to -Zdynamiclib.
16434 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16437 * c-common.c (strip_pointer_or_array_types): New function.
16438 * c-common.h (strip_pointer_or_array_types): New function declaration.
16440 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16442 PR tree-optimization/31771
16443 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16445 2007-05-02 Paul Brook <paul@codesourcery.com>
16447 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16449 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16451 PR middle-end/29715
16452 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16455 2007-05-02 Nick Clifton <nickc@redhat.com>
16457 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16459 2007-05-02 Richard Guenther <rguenther@suse.de>
16461 PR tree-optimization/31146
16462 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16463 argument, single_use_p. If we have a single use that is
16464 a conversion to the definition rhs type, propagate that rhs.
16465 (forward_propagate_addr_expr): Pass single_use_p argument
16466 to forward_propagate_addr_expr_1.
16468 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16470 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16473 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16475 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16476 'AMD Family 10 core'.
16478 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16480 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16481 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16482 with SSE3 instruction set support.
16483 * doc/invoke.texi: Likewise.
16485 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16487 * config/i386/i386.c (override_options): Tuning 32-byte loop
16488 alignment for amdfam10 architecture. Increasing the max loop
16489 alignment to 24 bytes.
16491 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16493 * config/m68k/constraints.md: New.
16494 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16495 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16496 EXTRA_CONSTRAINT): Remove.
16497 * config/m68k/m68k.md: Include constraints.md.
16498 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16500 2007-05-01 Ian Lance Taylor <iant@google.com>
16502 PR tree-optimization/31739
16503 * tree-vrp.c (vrp_val_is_max): New static function.
16504 (vrp_val_is_min): New static function.
16505 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16507 (set_value_range): Use vrp_val_is_{max,min}.
16508 (extract_range_from_assert): Likewise.
16509 (extract_range_from_binary_expr): Likewise.
16510 (extract_range_from_unary_expr): Likewise.
16511 (dump_value_range, vrp_meet): Likewise.
16512 (vrp_visit_phi_node): Likewise.
16513 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16515 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16517 * config/i386/gmon-sol2.c (size_t): New type.
16518 (intptr_t): Likewise.
16519 (s_textsize): Declare as size_t.
16521 (monstartup): Use size_t for sizes.
16522 (_mcount): Save and restore registers.
16523 (internal_mcount): Pass 0 as the first argument to monstartup
16525 (moncontrol): Convert pointer to appropriately sized integer
16526 before passing to profil.
16528 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16530 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16531 __NO_FPRS__, not just if _SOFT_DOUBLE.
16532 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16533 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16534 also for E500 double.
16535 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16536 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16539 2007-05-01 Richard Guenther <rguenther@suse.de>
16541 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16544 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16546 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16548 2007-05-01 Jan Hubicka <jh@suse.cz>
16550 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16553 2007-05-01 Jan Hubicka <jh@suse.cz>
16555 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16556 (maybe_fold_offset_to_reference): Declare.
16557 * fold-const.c (fold_unary): Do not fold
16558 (type *)&A into &A->field_of_type_and_offset_0
16559 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16560 size is unknown, give up.
16561 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16563 (maybe_fold_offset_to_reference): New.
16564 (maybe_fold_stmt_indirect): Use it.
16565 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16566 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16568 (gimplify_expr): Likewise for plus_expr.
16570 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16572 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16573 bsi_after_labels. Always insert statements before bsi.
16574 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16575 * predict.c (apply_return_prediction): Check for empty blocks.
16576 * cfgexpand.c (lab_rtx_for_bb): New variable.
16577 (label_rtx_for_bb): Do not create new tree labels.
16578 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16579 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16580 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16582 (label_for_bb): Add field used.
16583 (update_eh_label, main_block_label): Mark the label used.
16584 (cleanup_dead_labels): Remove unused labels.
16586 2007-05-01 Richard Guenther <rguenther@suse.de>
16588 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16589 if it is not about to be set.
16590 (get_value_range): Do not pre-allocate equiv bitmap.
16591 (update_value_range): No need to clear equiv field.
16592 (add_equivalence): Change prototype to get bitmap pointer.
16593 Allocate bitmap here if it is not already.
16594 (extract_range_from_assert): Do not allocate bitmap here.
16595 Update callers to add_equivalence.
16596 (extract_range_from_ssa_name): Likewise.
16597 (get_vr_for_comparison): New static helper.
16598 (compare_name_with_value): Handle NULL equiv bitmap by
16599 peeling the first iteration of the comparison loop.
16600 Use get_vr_for_comparison.
16601 (compare_names): Handle NULL equiv bitmaps by using fake
16602 ones. Use get_vr_for_comparison.
16604 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16606 * double-int.c (mpz_set_double_int): Moved from
16607 tree-ssa-loop-niter.c.
16608 (mpz_get_double_int): Likewise; also, add option to wrap
16609 out-of-range integers.
16610 * double-int.h: New prototypes for above.
16611 * tree.c (get_static_type_bounds): Moved from
16612 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16613 TYPE_MAX_VALUE if they exist..
16614 * tree.h: New prototype for above.
16615 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16616 get_type_bounds calls.
16617 (mpz_set_double_int): Move to double-int.c.
16618 (get_type_bounds): Move to tree.c, rename to
16619 get_static_type_bounds.
16620 (mpz_to_double_int): Move to double-int.c, rename to
16621 mpz_get_double_int.
16623 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16625 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16626 DIV0 exception can fall through to a normal return.
16628 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16630 PR middle-end/22156
16631 Temporarily revert:
16632 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16633 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16634 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16635 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16636 initialize align to silence bogus warning.
16637 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16638 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16640 (struct sra_walk_fns): Remove use_all parameter from use.
16641 (sra_hash_tree): Handle BIT_FIELD_REFs.
16642 (sra_elt_hash): Don't hash bitfld blocks.
16643 (sra_elt_eq): Skip them in parent compares as well. Handle
16645 (sra_walk_expr): Don't maintain or pass down use_all_p.
16646 (scan_use): Remove use_all parameter.
16647 (scalarize_use): Likewise. Re-expand assignment to
16648 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16649 output, and re-scalarize after output. Don't mark anything
16651 (scalarize_ldst): Adjust.
16652 (scalarize_walk_gimple_modify_statement): Likewise.
16653 (build_element_name_1): Handle BIT_FIELD_REFs.
16654 (instantiate_element): Don't warn for any element whose parent
16655 is used as a whole.
16656 (instantiate_missing_elements_1): Return the sra_elt.
16657 (canon_type_for_field): New.
16658 (try_instantiate_multiple_fields): New.
16659 (instantiate_missing_elemnts): Use them.
16660 (mark_no_warning): Removed.
16661 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16662 (REPLDUP, sra_build_elt_assignment): New.
16663 (generate_copy_inout): Use them.
16664 (generate_element_copy): Likewise. Handle bitfld differences.
16665 (generate_element_zero): Don't recurse for blocks. Use
16666 sra_build_elt_assignment.
16667 (generate_one_element_int): Take elt instead of var. Use
16668 sra_build_elt_assignment.
16669 (generate_element_init_1): Adjust.
16670 (scalarize_use, scalarize_copy): Use REPLDUP.
16671 (scalarize_ldst): Move assert before dereference.
16672 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16674 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16677 * tree.c (reconstruct_complex_type): Reconstruct a reference
16679 Also use the same mode for the pointer as the old pointer type.
16681 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16683 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16686 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16688 PR rtl-optimization/31676
16689 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16690 (df_refs_record): Call it.
16692 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16694 * rtl.def (SS_ABS): New code.
16695 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16696 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16697 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16698 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16699 (bfin_init_builtins): Define them.
16700 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16701 (bfin_expand_builtin): ... and handle the others here.
16702 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16703 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16704 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16705 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16706 operand is only HImode.
16708 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16710 * regclass.c (scan_one_insn): Remove splitting of
16713 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16714 Nigel Stephens <nigel@mips.com>
16716 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16718 2007-04-28 Jan Hubicka <jh@suse.cz>
16720 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16721 insn_locators_alloc instead of insn_locators_initialize;
16722 call reset_block_changes.
16723 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16724 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16725 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16726 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16727 * config/score/score.c (th_output_mi_thunk): Likewise.
16728 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16729 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16730 tolerate uninitialized locator info.
16733 * function.c (init_function_start): Don't init line number info.
16734 (expand_function_end): Update.
16735 (reset_block_changes, record_block_change, finalize_block_changes,
16736 check_block_change, free_block_changes): Kill.
16737 * function.h (reset_block_changes, record_block_change,
16738 finalize_block_changes, check_block_change, free_block_changes):
16740 (struct function): Remove ib_boundaries_block.
16741 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16742 Use curr_insn_locator to initialize locator.
16743 (emit_line_note): Remove.
16744 * cfgexpand.c (expand_gimple_cond_expr): Update.
16745 (construct_exit_block): Likewise.
16746 (tree_expand_cfg): Initialize/finalize locators.
16747 * expr.c (expand_expr_real): Update.
16748 * cfglayout.c (line_locators_locs, line_locators_lines,
16749 file_locators_locs, file_locators_files): Remove.
16750 (set_block_levels): Move to cfgexpand.c.
16751 (insn_locators_initialize): Remove.
16752 (pass_insn_locators_initialize): Remove.
16753 (locations_locators_locs, locations_locators_vals): New static vars.
16754 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16756 (insn_locators_alloc, insn_locators_finalize,
16757 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16759 (locator_location): New.
16760 (locator_line, locator_file): Rewrite.
16761 * rtl.h (emit_line_note): Kill.
16762 (insn_locators_alloc, insn_locators_finalize,
16763 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16765 * tree-inline.c (initialize_cfun): Do not initialize
16766 ib_boundaries_block.
16767 * passes.c (pass_insn_locators_initialize): Remove.
16769 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16771 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16772 info. Update last_basic_block correctly.
16774 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16777 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16778 register itself to hold the offset constant. Tell flow the use
16779 of r4 and r5 when they are used.
16781 2007-04-27 Richard Guenther <rguenther@suse.de>
16783 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16784 if we simplified anything.
16785 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16786 warnings until we did a simplification and the stmt was not
16787 marked as TREE_NO_WARNING.
16789 2007-04-27 Mike Stump <mrs@apple.com>
16791 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16793 2007-04-27 Ian Lance Taylor <iant@google.com>
16795 PR middle-end/31710
16796 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16797 TYPE_MAX_VALUE exist, convert them to the new type.
16799 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16801 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16802 if it claims to be available.
16803 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16804 edge is redirected.
16805 (perform_tree_ssa_dce): Always free postdominators.
16807 2007-04-27 Richard Henderson <rth@redhat.com>
16809 * config/alpha/predicates.md (aligned_memory_operand): Mark
16810 as define_special_predicate.
16811 (unaligned_memory_operand, normal_memory_operand): Likewise.
16812 (reg_or_unaligned_mem_operand): Remove.
16813 (any_memory_operand): Match the documentation and check for
16814 non-renumbered pseudos during reload.
16815 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16816 alpha_secondary_reload_class, update to new interface, make static.
16817 Handle CQImode like HImode. Remove FP subreg check.
16818 (alpha_expand_mov): Use replace_equiv_address.
16819 (alpha_expand_mov_nobwx): Use any_memory_operand.
16820 (TARGET_SECONDARY_RELOAD): New.
16821 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16822 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16823 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16824 * config/alpha/alpha.md: ... here.
16825 (RELOAD12, reloadmode): New.
16827 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16828 Don't handle the aligned case here.
16829 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16830 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16831 reload_inhi_help. Don't expect a scratch register.
16832 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16834 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16836 2007-04-27 Richard Guenther <rguenther@suse.de>
16838 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16840 2007-04-27 Richard Guenther <rguenther@suse.de>
16842 PR tree-optimization/30965
16843 PR tree-optimization/30978
16844 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16845 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16846 (find_equivalent_equality_comparison): Likewise.
16847 (simplify_cond): Likewise.
16848 (get_prop_source_stmt): New helper.
16849 (get_prop_dest_stmt): Likewise.
16850 (can_propagate_from): Likewise.
16851 (remove_prop_source_from_use): Likewise.
16852 (combine_cond_expr_cond): Likewise.
16853 (forward_propagate_comparison): New function.
16854 (forward_propagate_into_cond): Rewrite to use fold for
16856 (tree_ssa_forward_propagate_single_use_vars): Call
16857 forward_propagate_comparison to propagate comparisons.
16859 2007-04-27 Richard Guenther <rguenther@suse.de>
16861 PR tree-optimization/31715
16862 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16863 sure to do computation on the offset in an appropriate
16866 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16868 * reload.h (elimination_target_reg_p): Declare.
16869 * reload.c (find_reloads): Don't apply the reg_rtx move
16870 optimization if the SET_DEST satisfies elimination_target_reg_p.
16871 * reload1.c (elimination_target_reg_p): New function.
16872 (gen_reload): In the move/add2 fallback, make sure that op0
16873 does not overlap the destination register.
16875 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16877 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16878 transform only GIMPLE_MODIFY_STMTs.
16879 * tree-complex.c (expand_complex_operations_1): Ditto.
16880 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16881 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16882 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16884 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16885 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16886 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16887 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16888 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16889 slpeel_add_loop_guard): Ditto.
16890 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16891 * lambda-code.c (perfect_nestify): Ditto.
16892 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16893 before the first statement.
16894 * tree-optimize.c (execute_free_datastructures): Fix comments.
16895 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16896 * tree-flow.h (disband_implicit_edges): Declaration removed.
16897 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16899 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16900 COND_EXPRs without gotos.
16901 (disband_implicit_edges, has_label_p): Removed.
16902 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16903 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16905 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16907 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16908 also for COND_EXPRs.
16909 * cfgexpand.c (label_rtx_for_bb): New function.
16910 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16911 Use label_rtx_for_bb to find the labels.
16912 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16913 last block. Detect fallthru edges.
16915 2007-04-26 Ian Lance Taylor <iant@google.com>
16918 * reload.c (find_reloads_subreg_address): If the address was valid
16919 in the original mode but not in the new mode, reload the whole
16922 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16924 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16925 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16926 (cleanup_control_expr_graph): Do not invalidate dominance info.
16927 Record altered blocks.
16928 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16929 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16930 cleanup_tree_cfg_bb): New functions.
16931 (remove_forwarder_block): Do not maintain the worklist of blocks.
16932 Record altered blocks.
16933 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16934 not over whole cfg.
16935 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16936 delete_unreachable_blocks if dominators are not available.
16937 * tree-inline.c (optimize_inline_calls): Free dominance information
16939 * tree-flow.h (remove_edge_and_dominated_blocks,
16940 cfgcleanup_altered_bbs): Altered.
16941 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16943 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16945 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16946 do not invalidate dominators.
16948 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16950 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16951 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16952 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16953 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16955 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16957 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16959 2007-04-26 Richard Guenther <rguenther@suse.de>
16961 PR tree-optimization/31703
16962 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16963 the right type for the target of the bittest.
16965 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16967 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16968 ix86_sol10_return_in_memory.
16970 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16972 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16975 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16978 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16980 PR tree-optimization/30558
16981 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16982 clear this_state.prev_try.
16984 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16985 Mark Mitchell <mark@codesourcery.com>
16987 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16988 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16989 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16991 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16994 * doc/invoke.texi (%:print-asm-header): Document.
16995 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16997 (static_spec_functions): Add print-asm-header.
16998 (main): Print a banner before the --target-help linker options.
16999 (print_asm_header_spec_function): New function.
17001 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17004 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17005 (movsf_ie): Likewise.
17007 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17009 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17011 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17013 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17014 exception for divide-by-zero.
17015 (__umodsi3, __modsi3): Likewise.
17017 2007-04-25 Dirk Mueller <dmueller@suse.de>
17019 * c-typeck.c (build_compound_expr): Annotate warning()
17020 call with OPT_Wunused_value.
17021 * tree-ssa.c (warn_uninit): Annotate warning with
17023 * c-common.c (handle_sentinel_attribute): Annotate warning
17024 call with OPT_Wattributes.
17026 2007-04-25 Thiemo Seufer <ths@mips.com>
17028 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17029 (mips16): Fix typo.
17030 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17031 on to the assembler. Improve handling of -mno-mips16. Add handling
17032 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17033 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17034 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17035 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17037 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17040 * config/i386/winnt.c (i386_pe_file_end): Strip only
17041 USER_LABEL_PREFIX when writing export name.
17043 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17045 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17046 sh/elf.h, vx-common.h and vxworks.h.
17047 * config/sh/sh.h: Include config/vxworks-dummy.h.
17048 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17049 (OVERRIDE_OPTIONS): Use it.
17050 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17051 (vxworks_picreg): New pattern.
17052 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17053 VXWORKS_OS_CPP_BUILTINS.
17054 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17055 to their VXWORKS_* equivalents.
17056 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17057 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17058 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17059 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17060 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17061 -mrtp/-fPIC multilibs.
17062 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17063 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17064 (MULTILIB_OSDIRNAMES): Delete.
17066 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17069 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17071 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17073 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17074 rounding mode to be specified by the caller.
17075 (real_to_mpfr) Likewise.
17076 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17077 include new arguments.
17078 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17080 2007-04-24 Ian Lance Taylor <iant@google.com>
17082 PR tree-optimization/31605
17083 * tree-vrp.c (set_value_range): Check that min and max are not
17084 both overflow infinities.
17085 (set_value_range_to_value): New static function.
17086 (extract_range_from_binary_expr): Call set_value_range_to_value.
17087 (extract_range_from_cond_expr): Likewise.
17088 (extract_range_from_expr): Likewise.
17089 (extract_range_from_unary_expr): Likewise. Don't create a range
17090 which overflows on both sides.
17091 (vrp_meet): Check for a useless range.
17092 (vrp_visit_phi_node): If we see a constant which looks like an
17093 overflow infinity, turn off the TREE_OVERFLOW flag.
17095 2007-04-24 Ian Lance Taylor <iant@google.com>
17097 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17099 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17101 PR diagnostic/25923
17102 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17103 diagnostic message is being built.
17104 * tree-pretty-print.c (dump_generic_node): Only write the
17105 formatted text into BUFFER's stream if we are not building a
17106 diagnostic message.
17107 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17109 * Makefile.in (toplev.o): Depend on tree-pass.h.
17111 2007-04-24 Ian Lance Taylor <iant@google.com>
17113 PR tree-optimization/31602
17114 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17115 conditionals in the copied loop header.
17116 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17117 warnings if TREE_NO_WARNING is set.
17118 * doc/invoke.texi (Warning Options): Clarify that
17119 -Wstrict-overflow does not warn about loops.
17121 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17123 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17124 expand on the comment about _Decimal128 arguments and check the
17125 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17126 that _Decimal128 argument uses even/odd register pair.
17127 (function_arg): Ditto.
17129 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17131 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17132 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17134 2007-04-24 Richard Guenther <rguenther@suse.de>
17135 Olga Golovanevsky <olga@il.ibm.com>
17137 * fold-const.c (multiple_of_p): Check for bottom
17140 2007-04-24 Richard Henderson <rth@redhat.com>
17142 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17143 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17144 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17145 looking for non-zero bits shifted out. Avoid a recursive call
17146 when constructing the scalar.
17147 (__floatundisf): Likewise.
17149 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17151 * dwarf2out.c (field_byte_offset): Move the existing logic
17152 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17153 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17155 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17158 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17159 length argument of 0 for memset.
17160 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17161 unsigned shift instead of the signed variant.
17163 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17165 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17166 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17167 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17168 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17169 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17170 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17171 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17172 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17173 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17174 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17175 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17176 "mul<mode>3", "div<mode>3"): Insn definitions added.
17177 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17178 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17179 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17180 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17181 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17182 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17183 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17184 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17185 TARGET_FLOAT_FORMAT): Macro definitions removed.
17186 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17187 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17188 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17189 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17190 (s390_gen_rtx_const_DI): Function removed.
17191 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17193 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17195 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17196 over an external ffs function.
17198 2007-04-24 Chao-ying Fu <fu@mips.com>
17199 Richard Sandiford <richard@nildram.co.uk>
17201 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17202 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17203 (smadd_widen_optab, umadd_widen_optab): Define.
17204 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17206 * genopinit.c (optabs): Fill in smadd_widen_optab and
17208 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17209 and umadd_widen_optab to implement multiply-add sequences.
17210 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17211 (<u>maddsidi4): ...this. Extend condition to include
17212 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17213 of operand 0 to "ka" and use the three-operand form of madd<u>
17215 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17217 * config/mips/constraints.md (ka): New register constraint.
17219 2007-04-24 Jan Hubicka <j@suse.cz>
17223 2007-04-23 Jan Hubicka <jh@suse.cz>
17224 * function.c (init_function_start): Don't init line number info.
17225 (expand_function_end): Update.
17226 (reset_block_changes, record_block_change, finalize_block_changes,
17227 check_block_change, free_block_changes): Kill.
17228 * function.h (reset_block_changes, record_block_change,
17229 finalize_block_changes, check_block_change, free_block_changes):
17231 (struct function): Remove ib_boundaries_block.
17232 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17233 Use curr_insn_locator to initialize locator.
17234 (emit_line_note): Remove.
17235 * cfgexpand.c (expand_gimple_cond_expr): Update.
17236 (construct_exit_block): Likewise.
17237 (tree_expand_cfg): Initialize/finalize locators.
17238 * expr.c (expand_expr_real): Update.
17239 * cfglayout.c (line_locators_locs, line_locators_lines,
17240 file_locators_locs, file_locators_files): Remove.
17241 (set_block_levels): Move to cfgexpand.c.
17242 (insn_locators_initialize): Remove.
17243 (pass_insn_locators_initialize): Remove.
17244 (locations_locators_locs, locations_locators_vals): New static vars.
17245 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17247 (insn_locators_alloc, insn_locators_finalize,
17248 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17250 (locator_location): New.
17251 (locator_line, locator_file): Rewrite.
17252 * rtl.h (emit_line_note): Kill.
17253 (insn_locators_alloc, insn_locators_finalize,
17254 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17256 * tree-inline.c (initialize_cfun): Do not initialize
17257 ib_boundaries_block.
17258 * passes.c (pass_insn_locators_initialize): Remove.
17260 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17262 * doc/invoke.texi: Removed leading '-' from option index entries.
17264 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17266 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17268 (create_phi_node): Use set_phi_nodes.
17269 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17270 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17271 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17272 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17273 (bsi_start, bsi_last): Use bb_stmt_list.
17274 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17275 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17276 Traverse the statements using tsi iterator.
17277 * basic-block.h (struct basic_block_def): Fields stmt_list
17278 and phi_nodes moved to ...
17279 (struct tree_bb_info): ... new structure.
17280 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17281 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17282 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17283 (tree_verify_flow_info): Verify that il.tree is not set for
17284 entry and exit block.
17285 (tree_split_block): Use set_bb_stmt_list.
17287 2007-04-23 Mike Stump <mrs@apple.com>
17289 * config/i386/i386.c (ix86_tune_features
17290 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17293 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17295 * config/i386/i386.md (prefix_extra): New attribute.
17296 (length): Add prefix_extra.
17298 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17299 (sse2_movntv2di): Likewise.
17300 (sse2_cvtps2dq): Likewise.
17301 (sse2_cvtpd2pi): Likewise.
17302 (sse2_cvttpd2pi): Likewise.
17303 (*sse2_cvtpd2ps): Likewise.
17304 (*add<mode>3): Likewise.
17305 (sse2_ssadd<mode>3): Likewise.
17306 (sse2_usadd<mode>3): Likewise.
17307 (*sub<mode>3): Likewise.
17308 (sse2_sssub<mode>3): Likewise.
17309 (sse2_ussub<mode>3): Likewise.
17310 (*mulv8hi3): Likewise.
17311 (*smulv8hi3_highpart): Likewise.
17312 (*umulv8hi3_highpart): Likewise.
17313 (sse2_umulv2siv2di3): Likewise.
17314 (sse2_pmaddwd): Likewise.
17315 (ashr<mode>3): Likewise.
17316 (lshr<mode>3): Likewise.
17317 (ashl<mode>3): Likewise.
17318 (sse2_ashlti3): Likewise.
17319 (sse2_lshrti3): Likewise.
17320 (*umaxv16qi3): Likewise.
17321 (*smaxv8hi3): Likewise.
17322 (*uminv16qi3): Likewise.
17323 (*sminv8hi3): Likewise.
17324 (sse2_eq<mode>3): Likewise.
17325 (sse2_gt<mode>3): Likewise.
17326 (*and<mode>3): Likewise.
17327 (sse2_nand<mode>3): Likewise.
17328 (*ior<mode>3): Likewise.
17329 (*xor<mode>3): Likewise.
17330 (sse2_packsswb): Likewise.
17331 (sse2_packssdw): Likewise.
17332 (sse2_packuswb): Likewise.
17333 (sse2_punpckhbw): Likewise.
17334 (sse2_punpcklbw): Likewise.
17335 (sse2_punpckhwd): Likewise.
17336 (sse2_punpcklwd): Likewise.
17337 (sse2_punpckhdq): Likewise.
17338 (sse2_punpckldq): Likewise.
17339 (sse2_punpckhqdq): Likewise.
17340 (sse2_punpcklqdq): Likewise.
17341 (*sse2_pinsrw): Likewise.
17342 (*sse2_pextrw): Likewise.
17343 (sse2_pshufd_1): Likewise.
17344 (sse2_uavgv16qi3): Likewise.
17345 (sse2_uavgv8hi3): Likewise.
17346 (sse2_psadbw): Likewise.
17347 (sse2_pmovmskb): Likewise.
17348 (*sse2_maskmovdqu): Likewise.
17349 (*sse2_maskmovdqu_rex64): Likewise.
17350 (sse4a_extrqi): Likewise.
17351 (sse4a_extrq): Likewise.
17352 (sse3_lddqu): Set prefix_rep.
17353 (sse3_addsubv4sf3): Likewise.
17354 (sse3_haddv4sf3): Likewise.
17355 (sse3_hsubv4sf3): Likewise.
17356 (sse_cvtss2si): Likewise.
17357 (sse_cvtss2si_2): Likewise.
17358 (sse_cvtss2siq): Likewise.
17359 (sse_cvtss2siq_2): Likewise.
17360 (sse_cvttss2si): Likewise.
17361 (sse_cvttss2siq): Likewise.
17362 (sse2_cvttps2dq): Likewise.
17363 (sse3_movshdup): Likewise.
17364 (sse3_movsldup): Likewise.
17365 (sse2_cvtsd2si): Likewise.
17366 (sse2_cvtsd2si_2): Likewise.
17367 (sse2_cvtsd2siq): Likewise.
17368 (sse2_cvtsd2siq_2): Likewise.
17369 (sse2_cvttsd2si): Likewise.
17370 (sse2_cvttsd2siq): Likewise.
17371 (*sse2_cvtpd2dq): Likewise.
17372 (*sse2_cvttpd2dq): Likewise.
17373 (sse2_pshuflw_1): Likewise.
17374 (sse2_pshufhw_1): Likewise.
17375 (sse4a_insertqi): Likewise.
17376 (sse4a_insertq): Likewise.
17377 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17378 (ssse3_phadddv4si3): Likewise.
17379 (ssse3_phaddswv8hi3): Likewise.
17380 (ssse3_phsubwv8hi3): Likewise.
17381 (ssse3_phsubdv4si3): Likewise.
17382 (ssse3_phsubswv8hi3): Likewise.
17383 (ssse3_pmaddubswv8hi3): Likewise.
17384 (ssse3_pmulhrswv8hi3): Likewise.
17385 (ssse3_pshufbv16qi3): Likewise.
17386 (ssse3_psign<mode>3): Likewise.
17387 (ssse3_palignrti): Likewise.
17388 (abs<mode>2): Likewise.
17389 (ssse3_phaddwv4hi3): Set prefix_extra.
17390 (ssse3_phadddv2si3): Likewise.
17391 (ssse3_phaddswv4hi3): Likewise.
17392 (ssse3_phsubwv4hi3): Likewise.
17393 (ssse3_phsubdv2si3): Likewise.
17394 (ssse3_phsubswv4hi3): Likewise.
17395 (ssse3_pmaddubswv4hi3): Likewise.
17396 (ssse3_pmulhrswv4hi3): Likewise.
17397 (ssse3_pshufbv8qi3): Likewise.
17398 (ssse3_psign<mode>3): Likewise.
17399 (ssse3_palignrdi): Likewise.
17400 (abs<mode>2): Likewise.
17401 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17402 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17403 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17405 2007-04-23 Nick Clifton <nickc@redhat.com>
17407 * params.def: Fix formatting of emacs local variables.
17409 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17411 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17412 move if inter-unit move isn't allowed.
17413 Don't split moving the first element of V2DI to DI to inter-unit
17414 move if inter-unit move isn't allowed.
17416 2007-04-23 Richard Guenther <rguenther@suse.de>
17418 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17419 and CDI_POST_DOMINATORS separately.
17421 2007-04-23 Nick Clifton <nickc@redhat.com>
17423 * c.opt (Wformat-contains-nul): Add warning attribute.
17425 2007-04-23 Jan Hubicka <jh@suse.cz>
17427 * function.c (init_function_start): Don't init line number info.
17428 (expand_function_end): Update.
17429 (reset_block_changes, record_block_change, finalize_block_changes,
17430 check_block_change, free_block_changes): Kill.
17431 * function.h (reset_block_changes, record_block_change,
17432 finalize_block_changes, check_block_change, free_block_changes):
17434 (struct function): Remove ib_boundaries_block.
17435 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17436 Use curr_insn_locator to initialize locator.
17437 (emit_line_note): Remove.
17438 * cfgexpand.c (expand_gimple_cond_expr): Update.
17439 (construct_exit_block): Likewise.
17440 (tree_expand_cfg): Initialize/finalize locators.
17441 * expr.c (expand_expr_real): Update.
17442 * cfglayout.c (line_locators_locs, line_locators_lines,
17443 file_locators_locs, file_locators_files): Remove.
17444 (set_block_levels): Move to cfgexpand.c.
17445 (insn_locators_initialize): Remove.
17446 (pass_insn_locators_initialize): Remove.
17447 (locations_locators_locs, locations_locators_vals): New static vars.
17448 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17450 (insn_locators_alloc, insn_locators_finalize,
17451 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17453 (locator_location): New.
17454 (locator_line, locator_file): Rewrite.
17455 * rtl.h (emit_line_note): Kill.
17456 (insn_locators_alloc, insn_locators_finalize,
17457 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17459 * tree-inline.c (initialize_cfun): Do not initialize
17460 ib_boundaries_block.
17461 * passes.c (pass_insn_locators_initialize): Remove.
17463 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17465 PR middle-end/31448
17466 * expr.c (reduce_to_bit_field_precision): Handle
17469 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17471 PR tree-optimization/24659
17472 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17473 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17474 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17475 * genopinit.c (optabs): Rename vec_pack_mod_optab
17476 to vec_pack_trunc_optab.
17477 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17478 early for scalar floating point operands for NOP_EXPR.
17479 (vectorizable_type_promotion): Ditto.
17480 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17481 vec_pack_trunc_optab.
17482 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17484 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17485 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17486 Rename from VEC_PACK_MOD_EXPR.
17487 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17488 * expr.c (expand_expr_real_1): Ditto.
17489 * tree-inline.c (estimate_num_insns_1): Ditto.
17490 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17492 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17493 (vec_unpacks_lo_v4sf): Ditto.
17494 (vec_pack_trunc_v2df): Ditto.
17495 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17496 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17497 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17499 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17501 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17503 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17504 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17505 packing of floating point operands.
17506 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17507 represent unpacking of floating point operands.
17508 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17509 [vec_unpacks_hi]: Ditto.
17510 [vec_unpacks_lo]: Ditto.
17512 2007-04-22 Jan Hubicka <jh@suse.cz>
17514 * final.c (rest_of_handle_final): Call
17515 targetm.asm_out.constructor/targetm.asm_out.destructor
17516 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17517 proper priority via decl_*_priority_insert.
17518 * c-common.c (c_expand_body): Likewise.
17520 2007-04-22 Richard Guenther <rguenther@suse.de>
17522 PR tree-optimization/29789
17523 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17524 (rewrite_reciprocal): New helper split out from
17525 determine_invariantness_stmt.
17526 (rewrite_bittest): Likewise.
17527 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17528 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17531 2007-04-22 Revital Eres <eres@il.ibm.com>
17533 * loop-unroll.c (var_to_expand): New field to support also
17534 insns of the form x = something + x.
17535 (analyze_insn_to_expand_var): Use it.
17536 (expand_var_during_unrolling): Likewise.
17538 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17540 * predict.c: Include pointer-set.h.
17541 (bb_predictions): New variable.
17542 (tree_predicted_by_p, tree_predict_edge,
17543 remove_predictions_associated_with_edge): Use bb_predictions map
17544 instead of bb->predictions.
17545 (clear_bb_predictions, assert_is_empty): New functions.
17546 (combine_predictions_for_bb): Use bb_predictions map. Call
17547 clear_bb_predictions.
17548 (tree_estimate_probability): Create and free bb_predictions map.
17549 * Makefile.in (predict.o): Add pointer-set.h dependency.
17550 * basic-block.h (struct basic_block_def): Remove predictions
17552 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17554 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17557 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17560 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17562 * timevar.c (timevar_print): Change reference of --disable-checking to
17563 --enable-checking=release. Also warn if assert checking is disabled.
17565 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17568 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17569 decl as addressable if the compound literal was marked as
17571 Mark the decl as a gimple register if it is a complex or
17572 vector decl and does not live in memory.
17574 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17576 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17577 (GENERIC_NEXT): New function macro.
17578 (PHI_CHAIN): Use phi_node's new chain variable.
17579 (tree_phi_node): Change tree_common to tree_base
17580 and add the chain field.
17581 * tree-phinodes.c (make_phi_node): Don't set
17582 TREE_TYPE on the new node.
17583 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17584 instead of checking GIMPLE_TUPLE_P in chain_next.
17585 * tree-vect-transform.c
17586 (get_initial_def_for_induction): Look at
17587 PHI_RESULT_TREE for the type of the phi node.
17588 (update_vuses_to_preheader): Use PHI_CHAIN
17589 instead of TREE_CHAIN on the phi node.
17590 * tree-ssa-structalias.c (compute_points_to_sets):
17592 (ipa_pta_execute): Likewise.
17594 2007-04-21 Richard Guenther <rguenther@suse.de>
17596 PR middle-end/31136
17597 * fold-const.c (fold_unary): Call fold_convert_const on the
17600 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17602 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17603 (store_killed_in_pat): New.
17605 2007-04-20 Richard Henderson <rth@redhat.com>
17608 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17609 TREE_LIST with a void_type_node value, not void_list_node exactly.
17611 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17613 * doc/standards.texi: Re-arrange into language-specific
17614 subsections. Add a C++ section, documenting which standards we
17617 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17619 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17620 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17622 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17624 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17625 ecrti.o and crtbegin.o.
17626 (LIB_DEFAULT_SPEC): Include -lc.
17627 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17629 2007-04-20 Richard Henderson <rth@redhat.com>
17632 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17633 argument; update all callers.
17634 (get_unaligned_offset): New.
17635 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17636 get_unaligned_address, just pass on the address directly.
17637 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17638 the subreg in the helper patterns.
17639 (unaligned_extendqidi_le): Use get_unaligned_offset.
17640 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17641 (unaligned_extendhidi_be): Likewise.
17642 (unaligned_extendhidi): Tidy.
17643 * config/alpha/alpha-protos.h: Update.
17645 2007-04-20 Richard Henderson <rth@redhat.com>
17647 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17648 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17649 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17650 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17651 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17652 (CPP_SPEC): Don't include %(cpp_subtarget).
17653 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17654 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17655 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17657 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17659 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17660 for __builtin_ia32_cmpordss.
17662 PR tree-optimization/31632
17663 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17664 and arg1 for optimizations of comparison against min/max values.
17665 Fold arg0 to arg1's type for optimizations of comparison against
17666 min+1 and max-1 values.
17668 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17670 * reload.c (combine_reloads): When trying to use a dying register,
17671 check whether it's uninitialized and don't use if so.
17673 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17675 * fold-const.c: Remove prototypes for native_encode_expr and
17676 native_interpret_expr.
17677 (native_encode_expr): Make non-static.
17678 (native_interpret_expr): Likewise.
17679 * tree.h: Add prototypes for the above.
17681 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17683 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17684 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17685 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17686 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17687 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17688 Add length attributes.
17690 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17692 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17695 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17696 __STDC_WANT_DEC_FP__.
17698 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17700 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17701 for long double compatibility.
17702 * configure: Regenerate.
17704 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17706 PR rtl-optimization/29841
17707 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17709 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17710 that may cause control flow transfer from being moved.
17712 2007-04-18 Jan Hubicka <jh@suse.cz>
17714 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17717 2007-04-18 Eric Christopher <echristo@apple.com>
17719 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17720 only. Update operands.
17721 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17722 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17723 link register to pic register.
17725 2007-04-18 Dirk Mueller <dmueller@suse.de>
17727 PR diagnostic/31227
17728 * tree-vrp.c (search_for_addr_array): New.
17729 (check_array_bounds): Suppress warning about
17730 address taken of array refs if its not de-referenced.
17732 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17734 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17735 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17737 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17738 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17739 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17741 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17743 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17745 (vect_analyze_scalar_cycles): Fix indentation.
17746 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17747 (vect_mark_relevant): Include phis in relevance analysis.
17749 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17751 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17753 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17754 output_operand_lossage().
17756 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17758 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17759 the unused code for reduction without adjust-in-epilog to simplify the
17762 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17764 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17765 (S390_TDC_NEGATIVE_ZERO): New constant.
17766 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17767 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17768 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17769 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17770 (S390_TDC_POSITIVE_INFINITY): New constant.
17771 (S390_TDC_NEGATIVE_INFINITY): New constant.
17772 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17773 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17774 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17775 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17776 (S390_TDC_INFINITY): New constant.
17777 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17778 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17779 optimization for UNSPEC_CCZ_TO_INT.
17780 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17781 ("*ccz_to_int"): New insn.
17782 ("isinf<mode>2"): New insn.
17783 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17784 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17785 (UNSPEC_CCZ_TO_INT): New constant.
17787 2007-04-18 Richard Guenther <rguenther@suse.de>
17789 PR tree-optimization/19431
17790 PR tree-optimization/21463
17791 * tree-pass.h (pass_phiprop): Declare.
17792 * passes.c (init_optimization_passes): New phiprop pass.
17793 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17794 (phivn_valid_p): New helper function.
17795 (phiprop_insert_phi): Likewise.
17796 (propagate_with_phi): Likewise.
17797 (tree_ssa_phiprop): New propagator propagating loads
17798 through phi nodes if profitable.
17800 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17802 * tree-vect-analyze.c (process_use): New function.
17803 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17804 Check phis in all bbs.
17805 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17808 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17810 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17813 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17816 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17819 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17821 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17823 (sse_vmmulv4sf3): Likewise.
17824 (sse2_vmaddv2df3): Likewise.
17825 (sse2_vmmulv2df3): Likewise.
17827 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17829 PR rtl-optimization/31360
17830 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17831 (target_reg_cost): New.
17832 (init_set_costs): Initialize target_reg_cost. Add comments
17833 regarding the rationale of the costs.
17834 (global_cost_for_size): Renamed to...
17835 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17836 of register pressure.
17837 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17838 estimate_reg_pressure_cost. Add number of ivs.
17839 (determine_set_costs): Dump target_reg_cost.
17840 * loop-invariant.c (gain_for_invariant): Use
17841 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17842 (best_gain_for_invariant, find_invariants_to_move): Remove
17844 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17845 (target_reg_cost): Declare.
17846 (global_cost_for_size): Declaration removed.
17847 (estimate_reg_pressure_cost): Declare.
17849 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17851 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17852 regnos into even/odd register pairs.
17853 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17854 TDmode similar to the other floating point modes.
17855 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17856 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17858 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17859 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17860 (movdd_hardfloat64): Use TARGET_MFPGPR.
17862 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17864 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17867 2005-01-05 Richard Henderson <rth@redhat.com>
17869 * reload1.c (do_input_reload): Restrict the optimization deleteing
17870 a previous output reload to RELOAD_FOR_INPUT.
17872 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17874 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17875 induc_vec_info_type.
17876 (vectorizable_induction): New function declaration.
17877 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17878 check if already vectorized. Find first place in BB where new stmts
17879 can be inserted. Takes only one argument.
17880 (vectorizable_induction): New function.
17881 (vect_transform_stmt): Add case for induc_vec_info_type to call
17882 vectorizable_induction.
17883 (vect_transform_loop): Consider phis for vectorization.
17884 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17886 (analyze_operations): Call vectorizable_induction when analyzing phis.
17888 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17889 (vect_mark_relevant): Include phis in relevance analysis.
17890 (vect_mark_stmts_to_be_vectorize): Likewise.
17891 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17893 2007-04-16 Lawrence Crowl <crowl@google.com>
17895 * doc/invoke.texi (Debugging Options): Add documentation for the
17896 -femit-struct-debug options -femit-struct-debug-baseonly,
17897 -femit-struct-debug-reduced, and
17898 -femit-struct-debug-detailed[=...].
17900 * c-opts.c (c_common_handle_option): Add
17901 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17902 and OPT_femit_struct_debug_detailed_.
17903 * c.opt: Add specifications for
17904 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17905 and -femit-struct-debug-detailed[=...].
17906 * opts.c (set_struct_debug_option): Parse the
17907 -femit-struct-debug-... options.
17908 * opts.c (matches_main_base, main_input_basename,
17909 main_input_baselength, base_of_path, matches_main_base): Add
17910 variables and functions to compare header base name to compilation
17912 * opts.c (should_emit_struct_debug): Add to determine to emit a
17913 structure based on the option.
17914 (dump_struct_debug) Also disabled function to debug this
17916 * opts.c (handle_options): Save the base name of the
17919 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17920 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17921 This hook indicates if a type is generic. Set it by default
17922 to "never generic".
17923 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17924 to determine if a struct type is generic or not.
17925 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17926 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17927 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17928 with live C++ hook.
17930 * flags.h (enum debug_info_usage): Add an enumeration to describe
17931 a program's use of a structure type.
17932 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17933 to indicate the program's usage of the type. Filter structs based
17934 on the -femit-struct-debug-... specification.
17935 (gen_type_die): Split into two routines, gen_type_die and
17936 gen_type_die_with_usage. gen_type_die is now a wrapper
17937 that assumes direct usage.
17938 (gen_type_die_with_usage): Replace calls to gen_type_die
17939 with gen_type_die_with_usage adding the program usage of
17940 the referenced type.
17941 (dwarf2out_imported_module_or_decl): Suppress struct debug
17942 information using should_emit_struct_debug when appropriate.
17944 2007-04-16 Ian Lance Taylor <iant@google.com>
17946 PR tree-optimization/31522
17947 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17948 (vrp_initialize): Allocate vr_phi_edge_counts.
17949 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17950 executable edge. Drop test for all constants.
17951 (vrp_finalize): Free vrp_phi_edge_counts.
17953 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17954 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17956 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17957 predecessors at head rather than tail.
17959 2007-04-16 Matthias Klose <doko@debian.org>
17961 * config/alpha/linux.h (CPP_SPEC): Define.
17962 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17964 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17966 * function.h: Remove sequence_stack extern declaration.
17968 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17970 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17972 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17975 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17977 * config/avr/avr.c (avr_arch_types): Rearranging array.
17978 (enum avr_arch): Add.
17979 (avr_mcu_types): Use avr_arch enumeration constants instead of
17981 * config/avr/avr.h (LINK_SPEC): Simplify.
17983 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17985 * config/m68k/m68k.c (m68k_libcall_value,
17986 m68k_function_value): Use macros for register names more.
17988 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17990 (M68K_REGNAME): Use A6_REG.
17991 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17993 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17995 PR middle-end/28071
17996 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17997 'pending_read_list_length' and 'pending_write_list_length'. Update
17999 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18000 to handle two length counters instead of one. Update all uses.
18001 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18002 two length counters instead of one.
18003 * sched-rgn.c (propagate_deps): Update to handle two length counters
18006 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18009 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18010 copy of source, pass it to ix86_expand_vector_set and return
18013 2007-04-16 David Ung <davidu@mips.com>
18014 Joseph Myers <joseph@codesourcery.com>
18016 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18017 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18018 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18019 Add 74K processor information.
18020 * config/mips/mips.md: Include 74k.md.
18021 (cpu): Add 74kc,74kf,74kx.
18022 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18023 * config/mips/74k.md: New.
18024 * doc/invoke.texi (MIPS Options): Document 74K support.
18026 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18028 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18029 vectorizable_* functions.
18030 * tree-vect-transform.c (vectorizable_call): Add check for
18031 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18032 (vectorizable_store): likewise.
18033 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18035 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18036 (vectorizable_type_promotion, vectorizable_load): Likewise.
18037 (vectorizable_live_operation, vectorizable_condition): Likewise.
18038 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18040 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18042 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18044 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18045 register numbers more.
18046 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18047 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18048 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18049 FUNCTION_VALUE_REGNO_P): Likewise.
18050 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18051 STATIC_CHAIN_REGNUM): Likewise.
18052 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18053 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18054 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18055 * config/m68k/m68k.md (FP_REG): New.
18057 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18059 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18062 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18064 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18065 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18068 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18070 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18073 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18076 * c-decl.c (finish_decl): Grab the type of the decl after the call
18077 to store_init_value.
18079 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18081 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18083 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18086 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18087 dominators, post dominators and cleanup cfg before returning.
18089 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18091 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18092 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18094 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18096 * config.gcc: Recognize fido.
18097 * config/m68k/m68k-devices.def (fidoa): New.
18098 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18100 (FL_FIDOA, TARGET_FIDOA): New.
18101 * config/m68k/m68k.opt (mfidoa): New.
18103 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18105 PR middle-end/31322
18106 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18107 when a personality function is used.
18109 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18111 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18113 2007-04-13 Mike Stump <mrs@apple.com>
18115 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18117 * config/darwin.opt (fapple-kext): Make C++ only.
18118 * config/darwin.c (darwin_override_options): Remove code to ensure
18119 -fapple-kext is given for C++ only.
18121 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18123 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18124 * config/mips/mips.c (override_options): Call
18125 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18127 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18129 * config/i386/i386.opt (msvr3-shlib): Removed.
18131 * doc/invoke.texi: Remove -msvr3-shlib.
18133 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18136 with "popcnt" instruction.
18138 2007-04-13 Richard Guenther <rguenther@suse.de>
18140 PR tree-optimization/21258
18141 * tree-vrp.c (compare_case_labels): New helper.
18142 (find_switch_asserts): New function.
18143 (find_assert_locations): Call it for SWITCH_EXPRs.
18145 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18147 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18148 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18149 check is now implied in X87_FLOAT_MODE_P.
18150 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18151 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18152 (fix_trunc<mode>_i386_fisttp): Ditto.
18153 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18154 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18155 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18156 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18157 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18158 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18159 (unnamed_splitters): Ditto.
18160 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18161 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18162 FIRST_SSE_REG for local functions when SSE math is enabled or
18163 for functions with sseregparm attribute.
18164 (standard_80387_constant_p): Return -1 if mode is not
18166 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18167 (ix86_expand_compare): Ditto.
18168 (ix86_expand_carry_flag_compare): Ditto.
18169 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18170 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18171 DECIMAL_FLOAT_MODE_P.
18172 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18173 of SCALAR_FLOAT_MODE_P.
18174 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18175 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18176 checks before FLOAT_MODE_P.
18177 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18178 before FLOAT_MODE_P.
18183 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18185 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18186 Charles Wilson <libtool@cwilson.fastmail.fm>
18188 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18189 (libgcc.mvars): Don't depend on them.
18190 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18191 * exec-tool.in: New.
18193 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18195 * doc/invoke.text (--help): Document --help=common.
18197 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18199 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18201 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18203 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18204 * genemit.c (main): Emit #include "integrate.h".
18205 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18206 (LOADGP_RTP): New mips_loadgp_style.
18207 * config/mips/mips.h: Include config/vxworks-dummy.h.
18208 (TARGET_RTP_PIC): New macro.
18209 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18210 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18211 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18212 for TARGET_RTP_PIC.
18213 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18214 -mvxworks-pic when using -mrtp and a PIC option.
18215 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18217 (mips_symbolic_constant_p, mips_symbolic_address_p)
18218 (mips_symbol_insns): Handle SYMBOL_HALF.
18219 (override_options): Warn about -G and -mrtp being used together.
18220 Initialize mips_lo_relocs[SYMBOL_HALF].
18221 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18222 (mips_emit_loadgp): Handle LOADGP_RTP.
18223 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18224 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18225 (tablejump): Handle function-relative case table entries if
18227 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18229 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18231 * config/mips/mips.md (load_call<mode>): Allow any general register.
18233 (sibcall_value_internal, sibcall_value_multiple_internal)
18234 (call_value_internal, call_value_split, call_value_multiple_internal)
18235 (call_value_multiple_split): Remove constraints from operand 0.
18237 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18239 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18240 rather than loadgp_noshared.
18241 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18242 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18244 * config/mips/mips.md (loadgp): Rename to...
18245 (loadgp_newabi): ...this.
18246 (loadgp_noshared): Rename to...
18247 (loadgp_absolute): ...this.
18249 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18251 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18252 false for locally-binding symbols.
18253 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18255 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18257 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18258 (SYMBOL_GOT_PAGE_OFST): ...this.
18259 (SYMBOL_GOT_GLOBAL): Rename to...
18260 (SYMBOL_GOT_DISP): ...this.
18261 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18262 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18263 * config/mips/mips.c (mips_global_symbol_p): New function.
18264 (mips_symbol_binds_local_p): Likewise.
18265 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18266 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18267 mips_global_symbol_p and mips_symbol_binds_local_p.
18268 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18269 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18270 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18271 SYMBOL_GOTOFF_DISP.
18272 (mips_ok_for_lazy_binding_p): New function.
18273 (mips_load_call_address, mips_expand_call): Use it.
18274 (mips_dangerous_for_la25_p): Likewise.
18275 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18276 (*got_disp<mode>): Use got_disp_operand instead of
18277 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18278 SYMBOL_GOTOFF_GLOBAL.
18279 (*got_page<mode>): Use got_page_ofst_operand instead of
18281 * config/mips/predicates.md (const_call_insn_operand): Use
18282 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18283 (global_got_operand): Rename to...
18284 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18286 (local_got_operand): Rename to...
18287 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18288 of SYMBOL_GOT_LOCAL.
18290 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18292 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18293 TARGET_CALL_CLOBBERED_GP.
18294 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18295 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18296 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18297 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18298 of TARGET_ABICALLS && !TARGET_NEWABI.
18299 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18300 * config/mips/mips.c (mips_load_call_address): Check
18301 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18302 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18303 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18304 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18305 TARGET_ABICALLS && TARGET_NEWABI.
18306 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18308 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18309 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18310 TARGET_ABICALLS && TARGET_NEWABI.
18311 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18312 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18313 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18314 whether indirect calls must use $25.
18315 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18317 * config/mips/mips.md (jal_macro): Check flag_pic and
18318 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18319 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18320 instead of TARGET_ABICALLS.
18321 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18322 TARGET_ABICALLS && TARGET_OLDABI.
18323 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18324 (sibcall): In the comment above the define_insn, mention
18325 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18326 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18327 instead of TARGET_ABICALLS.
18329 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18331 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18332 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18333 (MACFLAGS_MATCH_P): New macro.
18334 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18335 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18336 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18337 the other MACFLAG constants.
18338 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18339 (flag_machi): Tighten constraints. Renumber some of the operands.
18340 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18342 (flag_machi_parts_acconly): New pattern.
18343 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18345 (flag_macinit1hi): Tighten constraints.
18346 (flag_mul_macv2hi_parts_acconly): New pattern.
18348 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18349 Use a more efficient implementation.
18350 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18351 inline sequences when not optimizing for size.
18353 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18354 movhi_high2low): Delete, merge functionality into...
18355 (packv2hi): ... this pattern.
18357 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18358 * config/bfin/bfin.opt (msim): New option.
18359 (mcpu=): New option.
18360 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18361 (bfin_cpu_t): Typedef of enum bfin_cpu.
18362 (bfin_cpu_type): New declaration.
18363 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18364 -msim and -mcpu= options.
18365 (LIB_SPEC): Likewise.
18366 * config/bfin/bfin.c (bfin_cpu_type): Define.
18367 (bfin_handle_option): Handle -mcpu= option.
18368 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18369 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18370 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18372 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18374 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18375 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18376 (powerpc-wrs-vxworksae): Use ${tm_file}.
18377 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18378 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18379 * config/i386/vx-common.h: New file.
18381 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18383 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18386 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18388 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18391 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18395 * c-common.c (c_build_qualified_type): Set canonical type
18398 2007-04-12 Richard Guenther <rguenther@suse.de>
18400 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18401 lower bound and element size if lower bound is not zero
18402 or either of the ARRAY_REF operands is set.
18404 2007-04-12 Richard Guenther <rguenther@suse.de>
18406 PR tree-optimization/24689
18407 PR tree-optimization/31307
18408 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18410 * gimplify.c (canonicalize_addr_expr): To be consistent with
18411 gimplify_compound_lval only set operands two and three of
18412 ARRAY_REFs if they are not gimple_min_invariant. This makes
18413 it never at this place.
18414 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18416 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18418 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18419 null before emitting a .nsubspa directive.
18421 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18423 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18424 need_to_partition_p if there are no memory statements in the
18427 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18429 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18430 (gcd_of_steps_may_divide_p): New function.
18431 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18433 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18435 * reload.c (find_reloads_toplev, find_reloads_address,
18436 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18437 not a pointer equality test, to decide if we need to call
18438 push_reg_equiv_alt_mem.
18440 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18442 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18443 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18445 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18447 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18449 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18450 vector to be positive.
18452 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18456 * doc/invoke.texi: Document --params max-aliased-vops and
18458 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18459 debug_memory_partitions): Move to tree-flow.h
18460 * params.h (AVG_ALIASED_VOPS): Define.
18461 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18463 (mp_info_t): Likewise.
18464 (get_mem_sym_stats_for): New.
18465 (set_memory_partition): Move from tree-flow-inline.h.
18466 (mark_non_addressable): Only clear the set of symbols for the
18467 partition if it exists.
18468 (dump_memory_partitions): Move from tree-ssa-operands.c
18469 (debug_memory_partitions): Likewise.
18470 (need_to_partition_p): New.
18471 (dump_mem_ref_stats): New.
18472 (debug_mem_ref_stats): New.
18473 (dump_mem_sym_stats): New.
18474 (debug_mem_sym_stats): New.
18475 (update_mem_sym_stats_from_stmt): New.
18476 (compare_mp_info_entries): New.
18477 (mp_info_cmp): Call it.
18478 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18480 (get_mpt_for): Move from tree-ssa-operands.c.
18481 (find_partition_for): New.
18482 (create_partition_for): Remove.
18483 (estimate_vop_reduction): New.
18484 (update_reference_counts): New.
18485 (build_mp_info): New.
18486 (compute_memory_partitions): Refactor.
18487 Document new heuristic.
18488 Call build_mp_info, update_reference_counts,
18489 find_partition_for and estimate_vop_reduction.
18490 (compute_may_aliases): Populate virtual operands before
18491 calling debugging dumps.
18492 (delete_mem_sym_stats): New.
18493 (delete_mem_ref_stats): New.
18494 (init_mem_ref_stats): New.
18495 (init_alias_info): Call it.
18496 (maybe_create_global_var): Remove alias_info argument.
18497 Get number of call sites and number of pure/const call sites
18498 from gimple_mem_ref_stats().
18499 (dump_alias_info): Call dump_memory_partitions first.
18500 (dump_points_to_info_for): Show how many times a pointer has
18502 * opts.c (decode_options): For -O2 set --param
18503 max-aliased-vops to 500.
18504 For -O3 set --param max-aliased-vops to 1000 and --param
18505 avg-aliased-vops to 3.
18506 * fortran/options.c (gfc_init_options): Remove assignment to
18508 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18509 * tree-dfa.c (dump_variable): Dump memory reference
18511 Dump NO_ALIAS* settings.
18512 (referenced_var_lookup): Tidy.
18513 (mem_sym_stats): New.
18514 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18515 and ORIG are different SSA names for a memory partition.
18516 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18517 * tree-flow.h (struct mem_sym_stats_d): Define.
18518 (mem_sym_stats_t): Define.
18519 (struct mem_ref_stats_d): Define.
18520 (struct gimple_df): Add field mem_ref_stats.
18521 (enum noalias_state): Define.
18522 (struct var_ann_d): Add bitfield noalias_state.
18523 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18524 debug_mem_ref_stats, debug_memory_partitions,
18525 debug_mem_sym_stats): Declare.
18526 * tree-ssa-structalias.c (update_alias_info): Update call
18527 sites, pure/const call sites and asm sites in structure
18528 returned by gimple_mem_ref_stats.
18529 Remove local variable IS_POTENTIAL_DEREF.
18530 Increase NUM_DEREFS if the memory expression is a potential
18532 Call update_mem_sym_stats_from_stmt.
18533 If the memory references memory, call
18534 update_mem_sym_stats_from_stmt for all the direct memory
18535 symbol references found.
18536 (intra_create_variable_infos): Set noalias_state field for
18537 pointer arguments according to the value of
18538 flag_argument_noalias.
18539 * tree-ssa-structalias.h (struct alias_info): Remove fields
18540 num_calls_found and num_pure_const_calls_found.
18541 (update_mem_sym_stats_from_stmt): Declare.
18542 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18543 Set default value to 100.
18544 (PARAM_AVG_ALIASED_VOPS): Define.
18546 2007-04-11 Richard Guenther <rguenther@suse.de>
18548 PR middle-end/31530
18549 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18550 a * -b + c as c - a * b if we honor sign dependent rounding.
18552 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18554 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18555 bfin_expand_strmov.
18556 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18557 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18559 (initialize_trampoline): Don't use old-style function definition.
18560 (bfin_secondary_reload): Mark IN_P argument as unused.
18562 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18564 PR tree-optimization/31343
18565 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18566 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18567 * testsuite/gcc.dg/vect/pr31343.c: New.
18569 2007-04-10 Eric Christopher <echristo@apple.com>
18571 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18572 * config/i386/i386.md (*cmpfp0): Use.
18573 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18574 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18575 (fix_trunc<mode>_i386_fisttp): Ditto.
18576 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18577 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18578 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18579 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18580 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18581 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18582 (unnamed_splitters): Ditto.
18583 * config/i386/i386.c (output_fix_trunc): Assert that
18584 we're not being passed a TFmode operand.
18586 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18588 PR tree-optimization/31526
18589 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18590 n_basic_blocks to find newly added blocks.
18592 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18594 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18596 (fix_trunc<mode>si_sse): Ditto.
18597 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18598 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18599 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18600 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18601 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18602 expander using SSEMODEF mode macro.
18603 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18604 expander using SSEMODEF mode macro.
18605 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18606 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18607 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18608 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18609 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18610 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18611 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18612 Macroize insn using X87MODEF mode macro.
18614 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18616 * config/i386/sse.md (sse2_pinsrw): Removed.
18617 (sse2_pextrw): Renamed to ...
18618 (*sse2_pextrw): This.
18620 2007-04-09 Jan Hubicka <jh@suse.cz>
18623 * config/i386/sse.md
18624 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18625 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18626 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18627 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18629 2007-04-09 Jan Hubicka <jh@suse.cz>
18631 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18632 multiple fields of union.
18634 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18636 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18637 (create_preheaders): Check that loops are available.
18638 (fix_loop_structure): Clean up, improve comments.
18639 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18640 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18642 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18643 * predict.c (tree_estimate_probability): Do not call
18644 calculate_dominance_info. Call create_preheaders.
18645 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18646 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18648 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18649 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18650 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18651 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18654 2007-04-08 Jan Hubicka <jh@suse.cz>
18656 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18657 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18658 * fold-const.c (fold_unary): Use it.
18660 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18662 * varasm.c (assemble_variable): Remove call to
18663 lang_hooks.decls.prepare_assemble_variable.
18664 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18665 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18666 * langhooks.h (lang_hooks_for_decls): Remove
18667 prepare_assemble_variable.
18669 2007-04-08 Mike Stump <mrs@apple.com>
18671 * config/i386/i386.c: Use inc/dec on Core2.
18673 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18675 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18676 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18677 lhd_tree_inlining_end_inlining): Remove.
18678 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18679 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18680 end_inlining hooks.
18681 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18682 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18683 lhd_tree_inlining_end_inlining): Remove prototypes.
18684 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18685 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18686 LANG_HOOKS_TREE_INLINING_START_INLINING,
18687 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18689 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18692 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18695 * config/avr/predicates.md (io_address_operand): Delete predicate.
18696 (low_io_address_operand): Don't use 'mode' argument.
18697 (higth_io_address_operand): Rename ...
18698 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18699 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18702 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18704 Revert change removing staticp.
18706 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18709 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18712 2007-04-07 Bruce Korb <bkorb@gnu.org>
18714 * c.opt: Add -Wformat-contains-nul.
18715 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18717 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18718 the NUL byte warning.
18720 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18722 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18724 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18726 * tree.c (staticp): No longer use staticp langhook.
18727 * langhooks.c (lhd_staticp): Removed.
18728 * langhooks.h (struct lang_hooks): Remove staticp.
18729 * c-common.c (c_staticp): Remove.
18730 * c-common.h (c_staticp): Ditto.
18731 * langhooks-defs.h (lhd_staticp): Ditto.
18732 (LHD_HOOKS_STATICP): Ditto
18733 * tree.h (gcc_assert_lowered): New macro.
18735 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18737 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18738 argument "reliable".
18739 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18740 Add argument "reliable". Propagate it through calls.
18741 (infer_loop_bounds_from_undefined): Derive number of iterations
18742 estimates from references in blocks that do not dominate loop latch.
18743 (gcov_type_to_double_int): New function.
18744 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18745 and expected_loop_iterations_unbounded.
18746 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18747 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18748 * tree-data-ref.c (estimated_loop_iterations): Export.
18749 (get_references_in_stmt): Fix -- do not return addresses of local
18751 * cfgloop.h (expected_loop_iterations_unbounded,
18752 estimated_loop_iterations): Declare.
18754 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18756 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18758 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18760 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18761 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18762 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18763 Use output_387_reg_move().
18764 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18765 expander using X87MODEF12 mode macro.
18766 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18767 choosing register preferences. Use output_387_reg_move().
18768 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18769 instead of "x". Use output_387_reg_move().
18770 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18771 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18772 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18773 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18774 Use output_387_reg_move().
18775 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18777 (*truncxf?f_i387 splitter): Ditto.
18779 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18781 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18782 LANG_HOOKS_SAFE_FROM_P.
18783 * expr.c (safe_from_p): Remove langhook call.
18784 * langhooks.h (lang_hooks): Remove safe_from_p.
18785 (lhd_safe_from_p): Remove prototype.
18786 * langhooks.c (lhd_safe_from_p): Remove.
18788 2007-04-06 Jan Hubicka <jh@suse.cz>
18790 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18793 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18795 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18796 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18797 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18798 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18800 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18801 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18803 2007-04-05 Richard Henderson <rth@redhat.com>
18805 * config/alpha/alpha.c (print_operand) [+]: Remove.
18806 (alpha_end_function): Print nop if call at end of function.
18807 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18808 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18809 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18810 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18811 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18812 the call pattern. Update peepholes to match.
18814 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18816 * doc/extend.texi (Other Builtins): Add decimal float variants
18818 * builtins.def: Ditto.
18819 * builtins.c (expand_builtin): Ditto.
18821 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18822 H.J. Lu <hongjiu.lu@intel.com>
18825 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18826 of V8HImode when calling ix86_binary_operator_ok.
18827 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18828 (sdot_prodv8hi): Operands 1 and 2 must be register.
18830 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18832 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18833 initialize align to silence bogus warning.
18835 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18837 PR middle-end/22156
18838 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18840 (struct sra_walk_fns): Remove use_all parameter from use.
18841 (sra_hash_tree): Handle BIT_FIELD_REFs.
18842 (sra_elt_hash): Don't hash bitfld blocks.
18843 (sra_elt_eq): Skip them in parent compares as well. Handle
18845 (sra_walk_expr): Don't maintain or pass down use_all_p.
18846 (scan_use): Remove use_all parameter.
18847 (scalarize_use): Likewise. Re-expand assignment to
18848 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18849 output, and re-scalarize after output. Don't mark anything
18851 (scalarize_ldst): Adjust.
18852 (scalarize_walk_gimple_modify_statement): Likewise.
18853 (build_element_name_1): Handle BIT_FIELD_REFs.
18854 (instantiate_element): Don't warn for any element whose parent
18855 is used as a whole.
18856 (instantiate_missing_elements_1): Return the sra_elt.
18857 (canon_type_for_field): New.
18858 (try_instantiate_multiple_fields): New.
18859 (instantiate_missing_elemnts): Use them.
18860 (mark_no_warning): Removed.
18861 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18862 (REPLDUP, sra_build_elt_assignment): New.
18863 (generate_copy_inout): Use them.
18864 (generate_element_copy): Likewise. Handle bitfld differences.
18865 (generate_element_zero): Don't recurse for blocks. Use
18866 sra_build_elt_assignment.
18867 (generate_one_element_int): Take elt instead of var. Use
18868 sra_build_elt_assignment.
18869 (generate_element_init_1): Adjust.
18870 (scalarize_use, scalarize_copy): Use REPLDUP.
18871 (scalarize_ldst): Move assert before dereference.
18872 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18874 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18876 * regmove.c: Fix unused variable warnings due to previous commit.
18878 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18880 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18881 (regmove_bb_head): Remove.
18882 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18883 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18884 problems with fixup_match_1.
18885 Don't initialize/free regmove_bb_head.
18887 (reg_is_remote_constant_p): If an insn is in the same basic block
18888 but not before INSN, consider it remote, too.
18890 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18893 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18894 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18896 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18898 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18899 (CONDITIONAL_REGISTER_USAGE): Likewise.
18901 2007-04-04 Richard Henderson <rth@redhat.com>
18903 * config/alpha/lib1funcs.asm: Remove unused file.
18905 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18908 * opts.c (print_specific_help): Fix --help=<language>
18910 (common_handle_option): Support --help=common.
18912 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18915 * gcc.c (main): Do not run the linker if
18916 print_subprocess_help indicates that it shouldn't be
18919 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18922 * doc/invoke.texi (--help=): Document <languages> value, fix
18923 formatting in tables of values.
18925 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18927 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18928 dllimport attribute of virtual methods.
18930 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18932 * config/score/crti.asm: Change _bss_start to __bss_start.
18933 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18934 (OUTGOING_REG_PARM_STACK_SPACE) update.
18935 * config/score/score.opt: add options to make backend support
18936 score5, score5u, score7 and score7d.
18937 * config/score/score.md: Likewise.
18938 * config/score/misc.md: Likewise.
18939 * config/score/mac.md: Likewise.
18940 * doc/invoke.texi: Likewise.
18941 * doc/md.texi: update constraints define.
18943 2007-04-03 Richard Henderson <rth@redhat.com>
18945 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18946 an appropriate type, use the mode instead.
18948 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18950 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18951 Set the default --with-arch setting to mips2.
18952 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18953 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18954 (MULTILIB_OSDIRNAMES): Delete.
18955 (MULTILIB_DIRNAMES): Define.
18956 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18957 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18958 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18959 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18960 VXWORKS_OS_CPP_BUILTINS.
18961 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18962 (MIPS_DEBUGGING_INFO): Undefine.
18963 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18965 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18967 PR middle-end/30704
18968 * fold-const.c (native_encode_real): Encode real.c provided longs
18969 as a series of 32-bit native integers.
18970 (native_interpret_real): Interpret buffer as a series of 32-bit
18973 2007-04-03 Richard Guenther <rguenther@suse.de>
18975 * genpreds.c (write_insn_constraint_len): Write function
18976 optimized for CONSTRAINT_LEN implementation.
18977 (write_tm_preds_h): Output insn_constraint_len inline and
18978 use it for CONSTRAINT_LEN.
18979 (write_insn_preds_c): Don't output insn_constraint_len.
18980 * doc/md.texi (define_register_constraint): Document multi-letter
18981 constraints shall have the same length if they start with the same
18984 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18987 * config/i386/i386.md (isinf<mode>2): Expand only when
18988 TARGET_C99_FUNCTIONS is set.
18990 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18992 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18993 (x86_64-*-linux*): Ditto.
18994 * config/i386/i386.opt (mpc): New option.
18995 * config/i386/i386.c (overrride_options): Handle
18996 ix87_precision_string.
18997 * config/i386/crtprec.c: New file.
18998 * config/i386/t-crtpc: Ditto.
18999 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19000 and -mpc80 options.
19001 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19002 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19003 crtprec32.o, crtprec64.o and crtprec80.o.
19005 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19006 and -mpc80 options.
19007 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19009 2007-04-02 Eric Christopher <echristo@apple.com>
19011 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19012 limitations on darwin.
19014 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19017 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19019 2007-04-02 Dave Korn <dave.korn@artimi.com>
19021 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19023 2007-04-02 Dave Korn <dave.korn@artimi.com>
19025 * libgcc2.h (exception_descriptor): Don't forward-declare.
19026 (__get_eh_table_language, __get_eh_table_version): Delete
19027 prototypes of long-dead functions.
19029 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19031 * ebitmap.h: New file
19032 * ebitmap.c: New file
19033 * Makefile.in (ebitmap.o): New target.
19035 2007-04-01 Jan Hubicka <jh@suse.cz>
19037 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19038 before very first instruction.
19040 2007-04-01 Jan Hubicka <jh@suse.cz>
19042 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19043 waring on 64bit hosts.
19044 * bitmap.h: Fix typo in bitmap_head_def.
19046 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19048 PR rtl-optimization/31391
19049 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19050 into a DELETED_LABEL note, and the label is in an empty basic
19051 block, update BB_END as well as BB_HEAD.
19053 2007-04-01 Richard Henderson <rth@redhat.com>
19055 PR tree-optimization/31169
19056 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19057 to varying if the range is outside [0, prec-1].
19059 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19062 * config/mips/mips.md (load_const_gp): New insn.
19063 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19064 the MIPS16 GP pseudo register if no_new_pseudos.
19065 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19067 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19070 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19072 (call_value): Likewise.
19074 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19075 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19078 * doc/invoke.texi: (optimization options): Reword description
19079 of -ffast-math. Document its primary purpose.
19081 2007-03-31 Richard Guenther <rguenther@suse.de>
19083 * omp-low.c (splay-tree.h): Include.
19084 (lookup_decl): Replace splay-tree usage by pointer-map.
19085 (maybe_lookup_decl): Likewise.
19086 (new_omp_context): Likewise.
19087 (delete_omp_context): Likewise.
19088 * gimplify.c (splay-tree.h): Include.
19089 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19091 (remap_ssa_name): Likewise.
19092 (remap_decl): Likewise.
19093 (remap_type_1): Likewise.
19094 (remap_type): Likewise.
19095 (copy_body_r): Likewise.
19096 (expand_call_inline): Likewise.
19097 (clone_body): Likewise.
19098 (copy_tree_r): Likewise.
19099 (remap_save_expr): Likewise.
19100 (unsave_r): Likewise.
19101 (unsave_expr_now): Likewise.
19102 (tree_function_versioning): Likewise.
19103 (build_duplicate_type): Likewise.
19104 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19105 (struct copy_body_data): Replace splay-tree by pointer-map.
19106 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19107 not $(SPLAY_TREE_H).
19108 (gimplify.o): Depend on $(SPLAY_TREE_H).
19109 (omp-low.p): Likewise.
19111 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19113 * config/avr/predicates.md (even_register_operand,
19114 odd_register_operand): New predicates.
19115 * config/avr/avr.md (movw peephole2): New.
19116 (movw_r peephole2): New.
19118 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19120 * tree.h (get_signed_or_unsigned_type): New.
19121 * fold-const.c (operand_equal_for_comparison_p): Use
19122 get_signed_or_unsigned_type instead of
19123 lang_hooks.types.signed_or_unsigned_type.
19124 * expr.c (store_expr): Ditto.
19125 * langhooks.c (get_signed_or_unsigned_type): New.
19126 (lhd_signed_or_unsigned_type): New.
19127 * langhooks.h (lhd_signed_or_unsigned_type): New.
19128 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19130 2007-03-30 Richard Henderson <rth@redhat.com>
19132 * tree-ssa-loop-ivopts.c: Include target.h.
19133 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19134 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19135 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19136 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19138 2007-03-30 Richard Henderson <rth@redhat.com>
19139 Kai Tietz <kai.tietz@onevision.com>
19141 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19142 default for 64-bit.
19143 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19144 (TARGET_64BIT_MS_ABI): New.
19145 (DBX_REGISTER_NUMBER): Handle 64-bit.
19146 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19147 (LONG_TYPE_SIZE): Force to 32.
19148 (REG_PARM_STACK_SPACE): New.
19149 (OUTGOING_REG_PARM_STACK_SPACE): New.
19150 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19151 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19152 (STACK_BOUNDARY): Use 128 for 64-bit.
19153 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19154 Add 64-bit implementation.
19155 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19157 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19158 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19159 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19160 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19161 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19162 TARGET_64BIT_MS_ABI.
19163 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19164 (ix86_pass_by_reference): Likewise.
19165 (ix86_function_value_regno_p): Likewise.
19166 (ix86_build_builtin_va_list): Likewise.
19167 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19168 (function_arg_advance_ms_64): New.
19169 (function_arg_advance): Call it.
19170 (function_arg_ms_64): New.
19171 (function_arg): Call it.
19172 (function_value_ms_64): New.
19173 (ix86_function_value_1): Call it.
19174 (return_in_memory_ms_64): New.
19175 (ix86_return_in_memory): Call it.
19176 (setup_incoming_varargs_ms_64): New.
19177 (ix86_setup_incoming_varargs): Call it.
19178 (ix86_expand_prologue): Handle 64-bit stack probing.
19179 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19180 (output_pic_addr_const): Likewise.
19181 (x86_this_parameter): Likewise.
19182 (x86_output_mi_thunk): Likewise.
19183 (x86_function_profiler): Likewise.
19184 (TARGET_STRICT_ARGUMENT_NAMING): New.
19185 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19186 (TARGET_64BIT_MS_ABI): New.
19187 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19188 * config/i386/i386.md (allocate_stack_worker): Remove.
19189 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19190 describe the clobber of eax without a match_scratch.
19191 (allocate_stack_worker_postreload): Remove.
19192 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19193 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19194 (allocate_stack_worker_rex64_postreload): Remove.
19195 (allocate_stack): Handle 64-bit.
19196 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19197 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19198 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19199 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19200 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19201 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19202 * config.build (x86_64-*-mingw*): New host.
19203 * config.host (x86_64-*-mingw*): New host.
19204 * config.gcc (x86_64-*-mingw*): New target.
19205 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19207 2007-03-30 Richard Henderson <rth@redhat.com>
19208 Kai Tietz <kai.tietz@onevision.com>
19210 * c-pragma.c (struct def_pragma_macro_value): New.
19211 (struct def_pragma_macro): New.
19212 (pushed_macro_table): New.
19213 (dpm_hash, dpm_eq): New.
19214 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19215 (init_pragma): Install them.
19216 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19218 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19220 * config/avr/avr.c (avr_override_options): Clear
19221 'flag_delete_null_pointer_checks'.
19223 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19226 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19227 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19228 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19229 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19230 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19231 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19232 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19234 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19236 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19238 * regmove.c: Move all of pass_stack_adjustments from here...
19239 * combine-stack-adj.c: ...to this new file.
19240 * Makefile.in: Add rules for combine-stack-adj.o.
19242 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19244 PR tree-optimization/31383
19245 * tree-data-ref.c (affine_function_equal_p): Do not require the
19246 vectors to have the same length.
19248 2007-03-30 Jan Hubicka <jh@suse.cz>
19250 PR middle-end/30700
19251 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19252 availablility; add more sanity checking; ask varpool only about
19255 2007-03-29 Richard Henderson <rth@redhat.com>
19257 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19258 to decide, but __SIZEOF_LONG_LONG__.
19260 2007-03-29 Richard Henderson <rth@redhat.com>
19262 * emutls.c (struct __emutls_array): New.
19263 (emutls_destroy): Use it instead of casting element 0 from void*.
19264 (__emutls_get_address): Likewise.
19266 2007-03-29 Richard Henderson <rth@redhat.com>
19268 * varasm.c (initializer_constant_valid_p): Don't deny
19269 DECL_DLLIMPORT_P on functions.
19271 * config/i386/cygming.h: Remove function declarations.
19272 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19273 (ASM_OUTPUT_LABELREF): Remove.
19274 (COMMON_ASM_OP): Remove.
19275 (ASM_OUTPUT_COMMON): Remove.
19276 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19277 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19278 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19279 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19280 Rename from TARGET_ENCODE_SECTION_INFO.
19281 * config/i386/netware.h: Likewise.
19282 * config/i386/i386-protos.h: Update.
19283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19284 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19285 (legitimate_constant_p): Reject dllimports.
19286 (dllimport_map, get_dllimport_decl): New.
19287 (legitimize_dllimport_symbol): New.
19288 (legitimize_address, ix86_expand_move): Use it.
19289 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19290 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19291 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19292 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19293 * config/i386/predicates.md (constant_call_address_operand): Only
19294 accept symbols; reject dllimport_p symbols.
19295 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19296 i386_pe_maybe_record_exported_symbol.
19297 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19298 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19299 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19300 trust the setting of DECL_DLLIMPORT_P.
19301 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19302 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19303 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19304 tidy the argument scanning loop.
19305 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19306 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19307 (i386_pe_strip_name_encoding): Remove.
19308 (i386_pe_binds_local_p): New.
19309 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19310 (i386_pe_output_labelref): Remove.
19311 (i386_pe_asm_output_aligned_decl_common): New.
19312 (i386_pe_maybe_record_exported_symbol): Rename from
19313 i386_pe_record_exported_symbol; check for dllexported symbols.
19315 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19317 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19318 add comment explaining why vsnprintf cannot be used.
19320 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19322 PR tree-optimization/30666
19323 * tree.c (build_complex_type): When creating type names for DWARF2
19324 debug info, create TYPE_DECLs for TYPE_NAME instead of
19326 (build_common_tree_nodes_2): Use build_complex_type when building
19327 predefined complex types, to preserve canonical types.
19329 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19331 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19332 (noce_get_alt_condition): Look at it to determine whether to
19333 reverse the condition or not.
19334 (noce_get_condition): Substitute the truth for lies.
19335 (noce_find_if_block): Set the then_else_reversed field.
19337 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19339 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19340 destination of this insn.
19341 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19342 than calling gen_rtx_SET directly. Use r0 to hold the value of
19343 'address + 4' rather than a stack based temporary which can be
19344 mis-optimized away.
19346 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19348 * config/s390/s390.c (s390_secondary_input_reload_class,
19349 s390_secondary_output_reload_class): Functions removed.
19350 (s390_secondary_reload): New function.
19351 (TARGET_SECONDARY_RELOAD): Target macro defined.
19352 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19353 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19354 * config/s390/s390.md ("reload_outti", "reload_outdi",
19355 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19356 "reload_out<mode>"): Expanders removed.
19357 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19358 "reload<mode>_nonoffmem_out"): Expanders added.
19360 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19362 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19363 action if SRC->DEST replacement failed anyway.
19365 2007-03-28 Mike Stump <mrs@apple.com>
19367 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19368 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19369 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19371 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19373 * config.gcc: Accept barcelona as a variant of amdfam10.
19374 * config/i386/i386.c (override_options): Likewise.
19375 * doc/invoke.texi: Likewise.
19377 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19379 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19380 offsets for BIT_FIELD_REF and COMPONENT_REF.
19382 2007-03-28 Richard Guenther <rguenther@suse.de>
19384 * tree.c (is_global_var): Move ...
19385 * tree-flow-inline.h (is_global_var): ... here.
19386 * tree.h (is_global_var): Remove declaration.
19388 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19390 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19392 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19393 * config/i386/i386.c (ix86_tune_features): Initialize new
19395 * config/i386/predicates.md (promotable_binary_operator): Use
19396 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19398 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19401 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19403 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19405 * config/fr30/fr30.md (movsi_internal): Change destination
19406 constraint from m to V and add m to the end.
19408 2007-03-28 Christian Bruel <christian.bruel@st.com>
19410 * config/sh/sh.md (movsi_i): Fix type attribute.
19412 2007-03-28 Christian Bruel <christian.bruel@st.com>
19414 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19415 (movsf_ie): Likewise.
19417 2007-03-28 Christian Bruel <christian.bruel@st.com>
19419 * config.gcc: Add sh4-300 to multilib.
19420 * config/sh/t-mlib-sh4-300: New file.
19422 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19424 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19425 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19426 fix_trunc<mode>di2.
19427 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19428 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19429 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19430 "fixuns_trunctddi2"): Whitespace fix.
19432 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19434 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19435 the definition of struct sh_args.
19436 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19437 CALL_COOKIE_INT_REG_GET): Likewise.
19439 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19441 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19442 transformations are applied successfully.
19444 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19446 * tree.c (tree_contains_struct): Permit 512 tree codes.
19447 * tree.h (tree_contains_struct): Ditto.
19448 (MAX_TREE_CODES): Ditto.
19449 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19450 SPARE member to store remaining padding bits.
19452 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19454 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19457 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19459 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19460 * configure: Regenerate.
19462 * configure: Regenerate using the correct version of autoconf.
19464 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19466 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19468 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19469 regs to "__SP_L__" and "__SP_H__".
19471 2007-03-27 Richard Guenther <rguenther@suse.de>
19473 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19474 computations with it with a HOST_WIDE_INT variable.
19476 2007-03-26 Mike Stump <mrs@apple.com>
19478 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19479 objective-c-header, objective-c++-header and objc++-cpp-output
19481 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19483 2007-03-26 Richard Henderson <rth@redhat.com>
19486 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19487 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19488 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19489 IX86_BUILTIN_PSRLQ128): New.
19490 (ix86_init_mmx_sse_builtins): Add them.
19491 (ix86_expand_builtin): Expand them.
19492 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19493 operand 2 be TImode.
19494 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19495 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19496 _mm_srli_epi64): Mark __B const.
19497 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19498 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19499 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19500 new two-vector shift builtins.
19502 2007-03-26 Ian Lance Taylor <iant@google.com>
19504 PR tree-optimization/31345
19505 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19506 [+INF, +INF(OVF)] into VARYING.
19508 2007-03-26 Zack Weinberg <zackw@panix.com>
19510 * gengtype-parse.c: New file.
19511 * gengtype-yacc.y: Delete.
19512 * gengtype-lex.l: Don't include gengtype-yacc.h.
19513 Define YY_DECL and yyterminate appropriately for recursive
19514 descent parser. yylval is now a string out-parameter to yylex.
19515 (HWS, EOID): New shorthand.
19516 (IWORD): Add a couple more types.
19517 (yylex): Add a setup stanza. Remove the complex rules for
19518 detecting GTY'ed types and typedefs; replace with simple
19519 keyword detectors. Adjust everything for the changed
19520 definition of yylval. Ignore all pp-directives, not just #define.
19522 (parse_file): Rename yybegin; do not call yyparse.
19524 * gengtype.c (xasprintf): Export again.
19525 (this_file): New. Use everywhere __FILE__ was being used.
19526 (get_lang_bitmap): Special case types defined in gengtype.c.
19527 (do_typedef, new_structure): Suppress definition of certain types.
19528 (new_structure): Improve diagnostics of duplicate definitions.
19529 Make sure location_s is associated with input.h.
19530 (nreverse_pairs, define_location_structures): New functions.
19531 (main): Improve tagging of kludge types. Remove old kludges
19532 for input.h types; use define_location_structures.
19533 * gengtype.h: Update prototypes. Define token codes here.
19534 * Makefile.in: Remove all references to gengtype-yacc.
19535 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19537 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19538 add GTY((skip)) to the field that's only conditionally there.
19539 * doc/install.texi: Document that Bison is no longer required
19540 unless building treelang.
19542 * gengtype.c: Don't include gtyp-gen.h.
19543 (srcdir): Declare here.
19544 (base_files, lang_dir_names): Allocate dynamically.
19545 (gt_files, num_gt_files, num_lang_dirs): New globals.
19546 (measure_input_list, read_input_line, read_input_list)
19547 (set_lang_bitmap): New functions.
19548 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19549 simplify, relying on read_input_list to set up the bitmaps.
19550 (main): Arguments are no longer unused. Check for correct number
19551 of command line arguments, set srcdir and srcdir_len, then call
19552 read_input_list, before doing anything else. No need to worry
19553 about duplicates in main loop.
19554 * configure.ac: Simplify the calculation of all_gtfiles.
19555 Put language tags in there. Don't set or substitute
19556 all_gtfiles_files_langs or all_gtfiles_files_frags.
19557 * Makefile.in: Revamp the way gengtype is invoked, now that it
19558 takes a file on its command line with a much simpler format.
19559 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19560 (GTFILES): Remove duplicates and C source files.
19561 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19562 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19563 * configure: Regenerate.
19565 * gengtype.h: Remove all type definitions to gengtype.c; leave
19566 only definitions of options_p, type_p, and pair_p as opaque
19567 pointers. Update prototypes.
19568 * gengtype.c: Many type definitions moved here from gengtype.h.
19569 Consolidate type definitions at the top of the file.
19570 (xvasprintf): Delete.
19571 (xasprintf): Make static.
19572 (create_nested_pointer_option): Add 'next' parameter.
19573 (create_field_all, create_field_at): New functions.
19574 (create_field): Now a thin wrapper around create_field_all.
19575 (create_optional_field): Rename create_optional_field_ and add
19576 line argument. Original name is now a macro which supplies
19578 (oprintf): Use vsnprintf directly.
19579 (close_output_files): Use fatal rather than perror/exit.
19580 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19581 (main): Set progname. Don't use exit.
19582 * gengtype-yacc.y (struct_fields): Use create_field_at.
19583 (option, optionseqopt): Delete.
19584 (optionseq): Consolidate productions from option here so we
19585 can use the first argument to create_option.
19587 * gengtype-lex.l: Distinguish unions from structures in the
19588 token type. Don't call find_structure; return the tag as a string.
19589 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19590 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19591 string. Reorganize typedef_struct production accordingly.
19592 Use create_nested_ptr_option.
19593 * gengtype.c (create_nested_ptr_option): New function.
19594 * gengtype.h: Declare it.
19596 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19597 (string_type): Don't declare.
19598 (do_scalar_typedef): Declare.
19599 (create_scalar_type): Update prototype.
19600 * gengtype.c (string_type): Make static.
19601 (scalar_nonchar, scalar_char): New.
19602 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19603 (resolve_typedef): Use scalar_nonchar for error recovery.
19604 (create_scalar_type): Remove name_len field. Return scalar_char
19605 or scalar_nonchar as appropriate.
19606 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19607 to use string_type.
19608 (throughout): Use scalar_nonchar instead of calling
19609 create_scalar_type, whenever possible.
19610 (main): Initialize scalar_char and scalar_nonchar before calling
19612 * gengtype-lex.l: Adjust for removal of second argument to
19613 create_scalar_type. Use yylval.s instead of yylval.t when
19615 * gengtype-yacc.y: Type of SCALAR is string. Call
19616 create_scalar_type from type:SCALAR rule. Adjust for removal of
19617 second argument to create_scalar_type.
19619 * vec.h: Remove all #if IN_GENGTYPE blocks.
19620 Add comment saying that changes may require adjustments to gengtype.
19621 * gengtype.c: Don't include coretypes.h or tm.h.
19622 Add comment to inclusion of errors.h.
19623 (note_def_vec, note_def_vec_alloc): New functions.
19624 * gengtype.h: Declare new functions.
19625 * gengtype-lex.l: Don't include coretypes.h.
19626 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19628 (update_lineno): Remove unnecessary prototype.
19629 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19630 (VEC rule): Just return VEC_TOKEN.
19631 * gengtype-yacc.y (VEC_TOKEN): New token type.
19632 (type): Add a production for VEC(a,b).
19633 * Makefile.in: Update dependencies.
19635 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19636 typedefs that use the old PARAMS macro.
19638 * gengtype-lex.l: Remove all rules and states relating to yacc
19640 * gengtype-yacc.y: Similarly.
19641 * gengtype.c (note_yacc_type): Delete function.
19642 * gengtype.h: Update prototypes.
19644 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19646 * tree-pretty-print.c (dump_generic_node): Report precision of
19647 unnamed integer types.
19649 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19651 * ifcvt.c (noce_try_store_flag_constants): Don't check
19652 no_new_pseudos here.
19653 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19654 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19655 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19656 noce_try_sign_mask): Likewise.
19657 (if_convert): Check no_new_pseudos here.
19659 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19661 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19662 (noce_get_condition): Handle new then_else_reversed argument.
19663 (noce_init_if_info): Remove, fold into noce_find_if_block.
19664 (noce_process_if_block): Take a struct noce_if_info as the
19665 argument. Don't set up one based on ce_if_info. Update pointer
19666 references accordingly.
19667 (cond_move_process_if_block): Likewise.
19668 (process_if_block): Removed.
19669 (find_if_block): Removed. Move functionality two new functions,
19670 noce_find_if_block and cond_exec_find_if_block.
19671 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19672 blocks and the symmetric IF-ELSE-JOIN case.
19673 (cond_exec_find_if_block): Also new function mostly based on old
19674 find_if_block and process_if_block.
19675 (find_if_header): Replace find_if_block call with separately
19676 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19677 (find_cond_trap): Update noce_get_condition call.
19678 (dead_or_predicable): Likewise.
19680 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19682 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19684 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19685 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19686 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19687 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19688 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19689 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19690 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19691 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19692 __builtin_ia32_psrad128 builtins.
19694 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19696 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19697 * config/i386/constraints.md
19698 (define_constraint "I"): Use IN_RANGE macro.
19699 (define_constraint "J"): Ditto.
19700 (define_constraint "K"): Ditto.
19701 (define_constraint "M"): Ditto.
19702 (define_constraint "N"): Ditto.
19703 (define_constraint "O"): Ditto.
19704 * config/i386/predicates.md
19705 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19706 (define_predicate "const_0_to_3_operand"): Ditto.
19707 (define_predicate "const_0_to_7_operand"): Ditto.
19708 (define_predicate "const_0_to_15_operand"): Ditto.
19709 (define_predicate "const_0_to_63_operand"): Ditto.
19710 (define_predicate "const_0_to_255_operand"): Ditto.
19711 (define_predicate "const_1_to_31_operand"): Ditto.
19712 (define_predicate "const_2_to_3_operand"): Ditto.
19713 (define_predicate "const_4_to_7_operand"): Ditto.
19715 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19717 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19718 in SImode for save_world.
19719 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19722 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19724 PR tree-optimization/30784
19725 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19728 2007-03-25 Revital Eres <eres@il.ibm.com>
19730 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19731 Fold movement_possibility function into it.
19733 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19735 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19736 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19737 (call_indirect_nonlocal_darwin64): Same.
19738 (call_nonlocal_darwin64): Same.
19739 (call_value_indirect_nonlocal_darwin64): Same.
19740 (call_value_nonlocal_darwin64): Same.
19741 (sibcall_nonlocal_darwin64): Same.
19742 (sibcall_value_nonlocal_darwin64): Same.
19743 (sibcall_symbolic_64): Same.
19744 (sibcall_value_symbolic_64): Same.
19745 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19747 (rs6000_emit_load_toc_table): Same.
19748 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19749 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19751 (divss_call): Same.
19752 (divus_call): Same.
19753 (quoss_call): Same.
19754 (quous_call): Same.
19755 (load_toc_v4_pic_si): Same
19756 (load_toc_v4_PIC_1): Same.
19757 (load_toc_v4_PIC_1b): Same.
19758 (call_indirect_aix{32,64}): Same.
19759 (call_value_indirect_aix{32,64}): Same.
19761 (call_value): Same.
19762 (call_local{32,64}): Same.
19763 (call_value_local{32,64}): Same.
19764 (call_indirect_nonlocal_aix{32,64}): Same.
19765 (call_nonlocal_aix{32,64}): Same.
19766 (call_value_indirect_nonlocal_aix{32,64}): Same.
19767 (call_value_nonlocal_aix{32,64}): Same.
19768 (call_indirect_nonlocal_sysv<mode>): Same.
19769 (call_nonlocal_sysv<mode>): Same.
19770 (call_value_indirect_nonlocal_sysv<mode>): Same.
19771 (call_value_nonlocal_sysv<mode>): Same.
19773 (sibcall_local{32,64}): Same.
19774 (sibcall_value_local{32,64}): Same.
19775 (sibcall_nonlocal_aix{32,64}): Same.
19776 (sibcall_value_nonlocal_aix{32,64}): Same.
19777 (sibcall_nonlocal_sysv<mode>): Same.
19778 (sibcall_value): Same.
19779 (sibcall_value_nonlocal_sysv<mode>): Same.
19781 2007-03-24 Paul Brook <paul@codesourcery.com>
19783 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19784 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19786 2007-03-24 Richard Henderson <rth@redhat.com>
19788 * config/ia64/constraints.md: New file.
19789 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19790 satisfies_constraint_?.
19791 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19792 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19793 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19794 ia64_output_mi_thunk): Likewise.
19795 (ia64_const_ok_for_letter_p): Remove.
19796 (ia64_const_double_ok_for_letter_p): Remove.
19797 (ia64_extra_constraint): Remove.
19798 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19799 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19800 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19801 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19802 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19803 EXTRA_MEMORY_CONSTRAINT): Remove.
19804 * config/ia64/ia64.md: Include constriants.md. Replace
19805 CONST_OK_FOR_? with satisfies_constraint_?.
19807 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19808 H.J. Lu <hongjiu.lu@intel.com>
19810 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19812 (name macros): Use DPD_BID_NAME to convert names properly.
19814 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19815 decimal floating point format.
19816 (init_floating_libfuncs): Change decimal functions so that they
19817 have a "bid_" prefix if the decimal system uses the BID format,
19818 and "dpd_" prefix if the decimal system uses the DPD format.
19819 (init_interclass_conv_libfuncs): Ditto.
19820 (init_intraclass_conv_libfuncs): Ditto.
19822 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19823 using the BID format.
19825 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19826 whether we are using the BID decimal format.
19827 * configure: Regenerate.
19829 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19830 the compiler has decimal floating point enabled. Define
19831 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19834 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19835 using the BID format.
19837 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19838 whether we are using the BID decimal format.
19839 * configure: Regenerate.
19841 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19842 the compiler has decimal floating point enabled. Define
19843 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19846 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19847 options, and that it is enabled for i386/x86_64 systems.
19849 * Makefile.in (enable_decimal_float): New.
19851 (DECNUMINC): Add -I$(DECNUMFMT).
19852 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19853 to $(DECNUMFMT) from $(DECNUM).
19855 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19856 Substitute enable_decimal_float.
19857 * configure: Regenerated.
19860 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19863 * configure.ac: Enable decimal float for x86_64-*-linux*.
19864 * configure: Regenerated.
19867 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19868 decimal128ClearSign to flip and clear the sign bit in decimal128.
19869 (decimal_real_maxval): Set decimal128SetSign to set the sign
19872 2007-03-23 Ian Lance Taylor <iant@google.com>
19874 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19876 2007-03-23 Ian Lance Taylor <iant@google.com>
19878 * tree-dump.c (dump_files): Correct comment.
19880 2007-03-23 Ian Lance Taylor <iant@google.com>
19882 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19884 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19886 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19887 in cfglayout mode. Don't go into and out of cfglayout mode.
19888 Link the blocks in the order of the constructed traces.
19889 (rest_of_handle_tracer): Adjust call to tracer.
19890 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19891 Don't go into cfglayout mode.
19892 (rtl_loop_done): Don't go out of cfglayout mode.
19893 * cfglayout.c (relink_block_chain): New function, split out from...
19894 (fixup_reorder_chain): ...here. Remove redundant checking.
19895 (cfg_layout_finalize): Don't clear the header, footer, and aux
19896 fields here, move the code to do so to relink_block_chain. Likewise
19897 for free_original_copy_tables.
19898 * rtl.h (tracer): Update prototype.
19899 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19900 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19901 mode. Use relink_block_chain to serialize the CFG according to the
19902 new basic block order. Move targetm.cannot_modify_jumps_p check from
19904 (gate_handle_reorder_blocks): ...to here.
19905 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19907 (gate_duplicate_computed_gotos): ...to here.
19908 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19909 something always changes when going into and out of cfglayout mode.
19910 Perform an expensive cfg cleanup while going into cfglayout mode.
19911 Always update liveness information on HAVE_conditional_execution
19912 targets. Reserialize the basic blocks and go out of cfglayout mode.
19913 * reg-stack.c: Include cfglayout.h.
19914 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19915 the call to reorder_basic_blocks.
19916 * basic-block.h (reorder_basic_blocks): Update prototype.
19917 (relink_block_chain): New prototype.
19918 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19920 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19922 * config/mips/mips.md (type, hazard, *movdi_32bit,
19923 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19924 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19925 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19926 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19927 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19929 (movcc): Change first xfer to multi.
19930 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19931 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19932 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19933 config/mips/generic.md: Change reservations using "xfer" to use
19935 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19936 using match_operand.
19937 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19938 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19940 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19942 2007-03-22 Richard Henderson <rth@redhat.com>
19944 * config/i386/i386.c: Remove unnecessary function declarations.
19945 Move targetm definition, and all related macros, to the end of
19946 the file. Resort some functions to put definitions before uses.
19947 (ix86_attribute_table): Make static. Move to end of file.
19948 (ix86_gimplify_va_arg): Make static.
19950 2007-03-22 Richard Henderson <rth@redhat.com>
19952 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19953 don't increase local_regparm with force_align_arg_pointer check.
19954 (ix86_function_sseregparm): Assert 32-bit.
19955 (type_has_variadic_args_p): New.
19956 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19957 type_has_variadic_args_p.
19958 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19959 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19960 use memset instead. Do maybe_vaarg check first; skip attribute
19961 tests if true; skip attribute tests for 64-bit.
19962 (construct_container): Remove TARGET_DEBUG_ARG.
19963 (function_arg_advance_32, function_arg_advance_64): Split out ...
19964 (function_arg_advance): ... from here.
19965 (function_arg_32, function_arg_64): Split out ...
19966 (function_arg): ... from here.
19967 (ix86_pass_by_reference): Tidy.
19968 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19969 (function_value_32): New, from parts of ix86_function_value
19970 and ix86_value_regno.
19971 (function_value_64): New, from parts of ix86_function_value
19972 and ix86_libcall_value.
19973 (ix86_function_value_1): New.
19974 (ix86_function_value, ix86_libcall_value): Use it.
19975 (return_in_memory_32, return_in_memory_64): Split out ...
19976 (ix86_return_in_memory): ... from here.
19977 (ix86_struct_value_rtx): Skip for 64-bit.
19978 (ix86_libcall_value, ix86_value_regno): Remove.
19979 (setup_incoming_varargs_64): Split out ...
19980 (ix86_setup_incoming_varargs): ... from here.
19981 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19982 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19983 * config/i386/i386-protos.h (ix86_function_value): Remove.
19984 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19986 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19989 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19990 infinities not supported, otherwise emit warning if -Woverflow. On
19991 underflow, emit warning if -Woverflow.
19992 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19994 * real.h (real_from_string): Update declaration
19996 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19997 Richard Henderson <rth@redhat.com>
19999 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20000 * calls.c (compute_argument_block_size, expand_call,
20001 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20002 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20003 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20004 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20005 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20006 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20007 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20008 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20011 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20013 * c-incpath.c (add_sysroot_to_chain): New.
20014 (merge_include_chains): Add sysroot argument. Call
20015 add_sysroot_to_chain if sysrooted.
20016 (register_include_chains): Update call to merge_include_chains.
20017 * doc/cppopts.texi: Document use of '=' in include directory
20020 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20022 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20023 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20024 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20025 insn pattern using X87MODEF12 mode macro.
20027 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20029 * regmove.c (regmove_optimize): Use reg_mentioned_p
20030 instead of reg_overlap_mentioned_p for DST.
20032 2007-03-21 Mike Stump <mrs@apple.com>
20034 * c.opt: Fixup for Objective-C/C++.
20036 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20038 * explow.c (convert_memory_address): Fold memory reference when
20039 POINTERS_EXTEND_UNSIGNED < 0
20041 2007-03-21 Richard Henderson <rth@redhat.com>
20044 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20045 * config/i386/mmintrin.h (__m64): Likewise.
20046 * config/i386/xmmintrin.h (__m128): Likewise.
20048 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20050 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20051 (VXWORKS_OS_CPP_BUILTINS): Define.
20052 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20053 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20055 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20057 * rtl.h (constant_pool_reference_p): Delete.
20058 (find_constant_src): Declare.
20059 * rtlanal.c (find_constant_src): New function.
20060 * simplify-rtx.c (constant_pool_reference_p): Delete.
20061 * config/i386/i386.md: Use find_constant_src instead of
20062 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20064 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20066 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20067 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20069 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20071 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20072 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20073 (arm_elf_asm_constructor): Use it.
20074 (arm_elf_asm_destructor): New function.
20076 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20078 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20080 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20082 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20084 2007-03-19 Andrew Haley <aph@redhat.com>
20086 PR tree-optimization/31264
20087 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20088 VIEW_CONVERT_EXPRs.
20090 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20092 PR rtl-optimization/30907
20093 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20094 (fwprop_init): Always call loop_optimizer_initialize.
20095 (fwprop_done): Always call loop_optimizer_finalize.
20096 (fwprop): We always have loop info now.
20097 (gate_fwprop_addr): Remove.
20098 (pass_fwprop_addr): Use gate_fwprop as gate.
20100 PR rtl-optimization/30841
20101 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20102 df_chain_alloc): Call df_reorganize_refs unconditionally.
20103 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20104 refs_organized to refs_organized_size.
20105 (df_ref_create_structure): Use refs_organized_size instead of
20106 bitmap_size if refs had been organized, and keep refs_organized_size
20108 * df.h (struct df_ref_info): Change refs_organized to
20109 refs_organized_size.
20110 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20113 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20115 * except.c (output_function_exception_table): Do not reference the
20116 EH personality routine for functions that do not require an
20119 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20122 * c-typeck.c (convert_for_assignment): Call comptypes for
20123 RECORD_TYPE or UNION_TYPE.
20125 PR inline-asm/30505
20126 * reload1.c (reload): Do invalid ASM checking after
20127 cleanup_subreg_operands.
20129 2007-03-19 Jeff Law <law@redhat.com>
20131 * tree-cfg.c (find_taken_edge): Tighten conditions for
20132 optimizing computed gotos.
20134 2007-03-19 Michael Matz <matz@suse.de>
20136 * builtins.c (expand_builtin_sync_operation,
20137 expand_builtin_compare_and_swap,
20138 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20141 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20142 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20145 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20147 * doc/tm.texi: Add brackets around the return type of
20148 TARGET_SECONDARY_RELOAD.
20150 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20151 Richard Guenther <rguenther@suse.de>
20153 PR tree-optimization/31254
20154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20155 Use handled_component_p () where appropriate. Continue
20156 propagating into the rhs if we propagated into an INDIRECT_REF
20159 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20161 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20162 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20163 (xde, xdee): Mode attributes adjusted to support DFP modes.
20164 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20165 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20166 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20167 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20168 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20169 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20170 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20172 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20173 "movsf"): Insn definitions removed.
20174 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20175 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20176 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20178 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20179 "reload_in<mode>", "reload_out<mode>"): Expander added.
20180 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20183 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20185 * config/s390/s390.md: Only non-functional changes. Renamed
20186 FPR mode macro to BFP all over the file.
20188 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20190 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20191 (op_type attribute): RRF instruction type added.
20192 (fT0): New mode attribute.
20193 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20194 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20195 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20196 instruction no secondary memory is needed when moving DFmode values
20197 between GPRs and FPRs.
20199 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20201 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20202 inverted and documentation adjusted.
20203 ("mhard-dfp", "msoft-dfp"): New options.
20204 * config/s390/s390.c (s390_handle_arch_option): New architecture
20206 (override_options): Sanity checks for the new options added.
20207 * config.gcc: New architecture switch: z9-ec.
20208 * config/s390/s390.h (processor_flags): PF_DFP added.
20209 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20210 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20211 when the bit is NOT set so remove it from the defaults.
20213 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20215 * genemit.c (main): Print include statement for dfp.h.
20216 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20219 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20221 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20223 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20226 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20227 instead of PATTERN.
20229 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20231 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20232 attr_length_call, output_call, output_indirect_call): Cleanup
20233 formatting of targetm calls.
20235 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20237 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20239 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20241 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20242 reservation, bypass and anti-bypass descriptions for these
20243 instructions. Update move patterns.
20244 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20247 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20249 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20250 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20251 (get_initial_def_for_reduction): Likewise.
20253 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20255 Fix PR tree-optimization/29922
20256 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20257 (get_representative): Removed.
20258 (value_dies_in_block_x): Update for rvuse removal.
20259 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20260 (compute_antic_aux): Handle when PHI nodes appear in
20261 non-single-successors.
20262 (dump_bitmap_of_names): Removed.
20263 (compute_antic_safe): Renamed and removed rvuse calculation.
20264 Calculate only antic safe.
20265 (insert_into_preds_of_block): Remove assert.
20266 (execute_pre): Update for renamed functions.
20267 (defer_or_phi_translate_block): New function.
20269 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20271 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20272 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20274 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20275 Follow spelling conventions.
20277 * tree-data-ref.h: Remove the prototype for analyze_array.
20279 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20281 PR tree-optimization/31041
20282 * tree-vect-transform.c (get_initial_def_for_induction): Call
20283 force_gimple_operand.
20285 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20287 * ipa-type-escape.c (look_for_casts) : Revert code to use
20288 handled_component_p due to ada test a-numaux.adb.
20290 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20292 * final.c (final_scan_insn): Alter the condition of a
20293 conditional trap if we have nonstandard CC.
20295 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20297 * configure.ac: Remove excess quoting from asm line 0 test.
20298 * configure: Rebuilt.
20300 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20302 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20303 * c-common.c (convert_and_check): Move warning logic to...
20304 (warnings_for_convert_and_check): ...here. Define.
20305 * c-common.h (warnings_for_convert_and_check): Declare.
20307 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20309 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20310 (output_call): Likewise.
20312 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20314 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20316 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20318 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20320 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20322 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20323 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20325 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20327 PR tree-optimization/31183
20328 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20329 Use double_int instead of unsigned int for representing access_strides.
20330 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20332 2007-03-16 Richard Guenther <rguenther@suse.de>
20334 PR tree-optimization/31146
20335 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20336 to allow recursion of forward_propagate_addr_expr.
20337 (forward_propagate_addr_into_variable_array_index): Likewise.
20338 (forward_propagate_addr_expr): Likewise.
20339 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20340 (forward_propagate_addr_expr_1): Recurse on simple copies
20341 instead of propagating into them. Do so for useless conversions
20343 (forward_propagate_addr_expr): Clean up unused statements after
20346 2007-03-16 Richard Guenther <rguenther@suse.de>
20348 * builtins.c (expand_builtin_cexpi): Use the right argument
20349 for the expansion via cexp.
20351 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20353 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20354 * configure: Rebuilt.
20356 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20359 * dwarf2out.c (force_type_die): Adjust comment.
20360 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20362 2007-03-15 DJ Delorie <dj@redhat.com>
20364 * config/frv/predicates.md (minmax_operator): Don't check operands
20367 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20369 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20370 Update constant estimates of number of iterations.
20371 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20372 argument renamed to "realistic".
20373 (compute_estimated_nb_iterations): Removed.
20374 (record_niter_bound): New function.
20375 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20376 call record_nonwrapping_iv with upper = false.
20377 (infer_loop_bounds_from_signedness): Pass upper argument to
20378 record_nonwrapping_iv.
20379 (estimate_numbers_of_iterations_loop): Do not call
20380 compute_estimated_nb_iterations. Record estimate based on profile
20381 information. Initialize the constant estimates of number of
20383 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20385 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20386 number of iterations is too small.
20387 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20388 (EST_NOT_AVAILABLE): Removed.
20389 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20390 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20393 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20395 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20396 Handle NE_EXPR guards.
20398 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20401 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20402 Set also -pedantic-errors by default for the preprocessor unless
20403 -fpermissive is given.
20405 2007-03-15 Richard Guenther <rguenther@suse.de>
20407 PR middle-end/29719
20408 PR middle-end/31161
20409 * builtins.c (expand_builtin_cexpi): As a fallback if we
20410 don't have builtins for sincos or cexp create a function
20411 declaration for cexp and expand to a call to that.
20412 (expand_builtin_int_roundingfn): Always fall
20413 back to floor/ceil and its variants even if they may be
20416 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20418 PR middle-end/31159
20419 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20420 jump tables, move the call to delete_dead_jumptables from here...
20421 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20422 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20423 don't allow merging of blocks that try_redirect_by_replacing_jump
20424 also does not handle when not optimizing.
20426 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20427 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20429 * config/i386/i386.md (x86_sahf_1): Correctly handle
20432 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20435 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20436 x86_64_general_operand as operand[2] predicate. Remove "iF"
20437 from operand constraints and use "e" constraint instead.
20438 (*subti3_1, *subti3_1 splitter): Ditto.
20439 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20440 operand[1] predicate.
20442 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20444 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20445 arrays, multiply the access strides by the size of the sub-array.
20446 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20448 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20450 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20451 the configured assembler supports the sahf mnemonic.
20452 * configure: Regenerate.
20453 * config.in: Regenerate.
20455 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20456 emit "sahf" or ".byte\t0x9e" as asm template.
20458 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20461 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20462 option to replace hard coded TARGET_xxx in md file.
20463 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20464 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20465 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20466 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20467 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20468 (X86_TUNE_NOT_VECTORMODE): Ditto.
20469 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20470 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20471 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20472 (TUNE_SLOW_IMUL_IMM8): Ditto.
20473 (TUNE_MOVE_M1_VIA_OR): Ditto.
20474 (TUNE_NOT_UNPAIRABLE): Ditto.
20475 (TUNE_NOT_VECTORMODE): Ditto.
20477 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20480 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20481 tuning options instead of hard coded TARGET_xxx.
20482 (fix ssemode peephole2's): Ditto.
20483 (imul peephole2's): Ditto.
20485 (movdi_or_rex64): Ditto.
20486 (move peephole2): Ditto.
20487 (not peephole2's): Ditto.
20489 2007-03-14 Dirk Mueller <dmueller@suse.de>
20491 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20492 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20493 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20495 * c-parser.c (c_parser_do_statement): Warn about empty body in
20496 do/while statement.
20497 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20498 * doc/invoke.texi (-Wempty-body): Update documentation.
20500 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20503 * c-common.h (warn_for_div_by_zero): Declare.
20504 * c-common.c (warn_for_div_by_zero): Define.
20505 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20508 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20510 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20511 to PREFIX and STANDARD_PREFIX.
20513 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20514 Phil Edwards <phil@codesourcery.com>
20516 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20517 (__gthread_once_t): Remove busy field for RTPs.
20518 (__GTHREAD_ONCE_INIT): Update accordingly.
20520 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20522 * doc/invoke.texi: Document VxWorks options.
20524 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20526 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20528 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20530 PR tree-optimization/30590
20531 * tree-nrv.c (tree_nrv): Check for the partial update of the
20534 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20536 * flags.h (flag_random_seed): Remove declaration, in favor of...
20537 * toplev.h (get_random_seed, set_random_seed): ... these.
20538 * tree.c (get_file_function_name): Use the former.
20539 * opts.c (common_handle_option): Use the latter.
20542 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20544 PR middle-end/31127
20545 * cse.c (cse_find_path): Do not bail out if a basic block that
20546 we already visited now becomes part of a path that starts at a
20547 different basic block. Just disallow this, to make sure we
20548 visit each basic block at most once.
20550 2007-03-13 Jan Hubicka <jh@suse.cz>
20552 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20553 attributes, when profile esitmate is present, calls with very low
20554 frequency are cold.
20556 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20558 PR tree-optimization/30730
20559 PR tree-optimization/26900
20560 * tree-ssa-loop-niter.c: Include gmp.h.
20561 (bounds): New type.
20562 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20563 split_to_var_and_offset, determine_value_range,
20564 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20565 bound_difference, bounds_add, bounds_negate,
20566 number_of_iterations_ne_max, dump_affine_iv): New functions.
20567 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20568 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20569 difference of initial and final value of control iv to validate
20571 (number_of_iterations_cond): Add loop parameter. Determine bounds
20572 on the difference of the extremes of the control iv. Add dumps.
20573 (expand_simple_operations): Handle phi nodes.
20574 (simplify_using_initial_conditions): Do not record used conditions.
20575 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20576 Do not set additional_info.
20577 (implies_nonnegative_p, implies_ge_p): Removed.
20578 (derive_constant_upper_bound): Do not use parameter `additional'.
20579 (record_estimate): Parameter `additional' removed. Parameter
20580 `i_bound' added. Do not call derive_constant_upper_bound.
20581 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20582 bound the number of iterations estimate.
20583 (estimate_numbers_of_iterations_loop): Pass the estimate from
20584 the number of iterations analysis to record_estimate.
20585 * tree.h (multiple_of_p): Declare.
20586 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20587 (scev_const_prop): Do not check expression_expensive_p.
20588 * fold-const.c (multiple_of_p): Exported.
20589 * double-int.c (double_int_mask): Exported.
20590 * double-int.h (double_int_mask): Declare.
20591 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20592 field. Added max field.
20594 2007-03-13 David Taylor <taylor@candd.org>
20597 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20600 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20603 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20604 two unamed patterns.
20606 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20608 * config/i386/i386.opt (mcx16, msahf): New options.
20609 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20610 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20612 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20613 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20614 Output -mcx16 and -msahf options when corresponding bit is set.
20616 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20617 and -msahf options.
20619 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20621 * configure.ac: Test for assembler tolerance to # 0 "".
20622 * configure, config.in: Rebuilt.
20623 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20625 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20627 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20629 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20630 (handle_syscall): Handle direct system calls.
20631 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20633 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20635 * doc/invoke.texi: Fix cpp.info cross-reference.
20636 * doc/passes.texi: Fix gcc.info cross-reference.
20638 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20640 PR tree-optimization/30835
20641 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20642 bb_for_stmt is not NULL before accessing it.
20644 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20646 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20649 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20652 * doc/install.texi: Document --enable-stage1-languages
20654 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20656 * tree-pass.h (pass_into_cfg_layout_mode,
20657 pass_outof_cfg_layout_mode): Declare.
20658 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20659 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20660 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20661 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20663 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20665 * c-decl.c (warn_variable_length_array): New function.
20666 Refactored from grokdeclarator to handle warn_vla
20667 and handle unnamed array case.
20668 (grokdeclarator): Refactored VLA warning case.
20669 * c.opt (Wvla): New flag.
20670 * doc/invoke.texi (Wvla): New warning.
20672 2007-03-12 Richard Henderson <rth@redhat.com>
20674 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20675 (TARGET_SECTION_TYPE_FLAGS): New.
20677 2007-03-12 Richard Henderson <rth@redhat.com>
20679 * config/darwin.c (machopic_reloc_rw_mask): New.
20680 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20681 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20683 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20685 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20686 * cppdefault.h (cpp_PREFIX): Document.
20687 (cpp_PREFIX_len): Likewise.
20688 (cpp_EXEC_PREFIX): New variable.
20689 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20690 * c-incpath.c (add_standard_paths): Correct logic for relocating
20691 paths within prefix.
20693 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20695 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20696 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20698 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20699 fix_truncdfdi_sse using SSEMODEF mode macro.
20700 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20701 fix_truncdfsi_sse using SSEMODEF mode macro.
20702 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20703 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20705 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20707 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20708 elfos.h to tm_file.
20710 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20712 * tree.h : Add multiple_of_p declaration.
20713 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20714 * ipa-type-escape.c (results_of_malloc): Redundant.
20715 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20716 (cast_type): Extended with new members.
20717 (check_cast): Returns cast_type.
20718 (cast): New structure for data of walk_use_def_chains.
20719 (is_malloc_result, is_cast_from_non_pointer_1,
20720 is_cast_from_non_pointer,
20721 is_array_access_through_pointer_and_index): New functions.
20722 (look_for_casts): Returns cast types.
20723 (check_call): Returns void.
20724 (okay_pointer_operation): Use support of pointer plus index,
20725 pointer plus constant and allow all multiplications.
20727 2007-03-11 Richard Guenther <rguenther@suse.de>
20729 PR tree-optimization/31115
20730 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20731 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20732 A shift count of zero is not special as with *_DIV_EXPR.
20733 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20736 2007-03-11 Ian Lance Taylor <iant@google.com>
20738 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20739 the *_DIV_EXPR codes correctly with overflow infinities.
20741 2007-03-11 Ira Rosen <irar@il.ibm.com>
20743 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20744 indicate success/failure of the analysis. Add negation to subtrahend
20745 in case of subtraction. Fail if both operands contain constants.
20746 (create_data_ref): Fail if analyze_offset fails.
20748 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20750 * config/i386/i386.md (frndintxf2): Rename to ...
20751 (rintxf2): ... this. Remove expander having same name.
20752 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20753 (roundsf2, rounddf2): Ditto.
20754 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20755 (lround<mode>di2, lround<mode>si2): Ditto.
20757 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20759 * lower-subreg.c: Include except.h.
20760 (decompose_multiword_subregs): Verify that the only control flow
20761 insns we can split are loads to multi-words pseudos.
20762 Handle breaking such blocks after splitting, instead of calling
20763 find_many_sub_basic_blocks.
20765 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20766 on the new basic block. Add a lengthy comment explaining why we
20767 thought this was necessary.
20768 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20770 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20773 * tree.c (walk_type_fields): Recurse into the element type of
20774 ARRAY_TYPEs if there is a pointer set.
20776 2007-03-10 Dirk Mueller <dmueller@suse.de>
20778 * c-common.c (warn_logical_operator): Fix condition.
20780 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20782 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20784 * config/darwin.c (machopic_select_section): Remove superfluous
20785 argument in call to categorize_decl_for_section. Remove unused
20788 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20790 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20792 * configure: Regenerate.
20794 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20797 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20798 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20799 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20800 Add LABEL_NUSES to emitted label.
20801 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20802 branch probability value to emitted jump insn.
20803 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20804 Do not check life information and do not re-arrange input operands
20805 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20807 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20809 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20810 the change of decode_asm_operands.
20812 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20814 * mode-switching.c (create_pre_exit): Skip blockage insn.
20816 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20818 * tree-pass.h (TODO_update_smt_usage): Remove.
20820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20824 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20826 * pa.c (attr_length_call): Revise condition for long
20827 pc-relative branch.
20828 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20829 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20830 sequence on SOM target.
20832 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20834 * gcc.c: Document %{, in big comment at top.
20835 (input_suffix_matches): Remove special handling for .s and
20837 (input_spec_matches): New.
20838 (handle_braces): Handle %{,.
20839 (validate_switches): ',' indicates a value which is not a switch.
20840 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20841 to detect assembler input.
20842 * config/i386/sol2.h (CPP_SPEC): Likewise.
20843 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20844 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20845 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20846 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20847 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20848 -m64 causes deployment target to default to 10.5.
20849 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20851 2007-03-09 Richard Henderson <rth@redhat.com>
20854 * target.h (targetm.asm.out.reloc_rw_mask): New.
20855 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20856 (TARGET_ASM_OUT): Use it.
20857 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20858 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20859 use the new reloc_rw_mask target hook instead.
20860 (default_section_type_flags_1): Merge into...
20861 (default_section_type_flags): ... here.
20862 (decl_readonly_section_1): Merge into...
20863 (decl_readonly_section): ... here.
20864 (default_elf_select_section_1): Merge into...
20865 (default_elf_select_section): ... here.
20866 (default_unique_section_1): Merge into...
20867 (default_unique_section): ... here.
20868 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20869 (default_select_rtx_section): Use it.
20870 (default_elf_select_rtx_section): Likewise.
20871 * output.h: Update to match.
20872 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20873 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20874 (TARGET_ASM_RELOC_RW_MASK): New.
20875 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20876 to categorize_decl_for_section.
20877 (x86_64_elf_unique_section): Likewise.
20878 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20879 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20880 (TARGET_ASM_RELOC_RW_MASK): New.
20881 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20882 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20883 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20884 (TARGET_RWRELOC): Remove.
20885 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20886 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20887 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20888 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20889 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20890 (rs6000_xcoff_select_section): Use decl_readonly_section.
20891 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20892 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20893 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20894 (TARGET_SECTION_TYPE_FLAGS): Remove.
20895 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20897 2007-03-09 Roger Sayle <roger@eyesopen.com>
20899 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20900 complex constant equality/inequality comparisons for here.
20901 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20902 known at compile-time or can be simplified to a scalar comparison.
20903 (fold_relational_const): Move compile-time evaluation of complex
20904 constant equality/inequality comparisons to here.
20906 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20908 PR rtl-optimization/30643
20909 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20911 (fold_rtx): Recurse, like before 2006-11-03.
20913 2007-03-09 DJ Delorie <dj@redhat.com>
20915 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20918 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20920 PR tree-optimization/30375
20921 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20922 LHS of statements is not the same.
20923 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20925 2007-03-09 Chao-ying Fu <fu@mips.com>
20927 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20929 * doc/invoke.texi (-mdspr2): Document new option.
20930 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20931 New unspec for DSP REV 2.
20932 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20933 these instructions are extended in DSP REV 2.
20934 (mips-dspr2.md): Include.
20935 * config/mips/mips.opt (mdspr2): New option.
20936 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20937 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20938 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20939 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20940 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20941 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20942 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20944 (bdesc_map): Add one field of unsupported_target_flags.
20945 (bdesc_arrays): Update entries to have extra fields. Add
20947 (mips_init_builtins): Initialize new function types.
20948 Check unsupported_target_fileds to filter out builtins.
20949 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20951 (ASM_SPEC): Pass mdspr2 to the assembler.
20952 * config/mips/mips-dspr2.md: New file.
20954 2007-03-09 Sa Liu <saliu@de.ibm.com>
20956 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20958 2007-03-09 Ian Lance Taylor <iant@google.com>
20960 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20961 argument) like -Wstrict-overflow=2.
20962 * doc/invoke.texi (Warning Options): Update documentation.
20964 2007-03-09 Dirk Mueller <dmueller@suse.de>
20967 * doc/invoke.texi (-Wlogical-op): Document.
20968 * common.opt (-Wlogical-op): New.
20969 * c-common.h (warn_logical_operator): Declare.
20970 * c-common.c (warn_logical_operator): Define.
20971 * c-typeck.c (parser_build_binary_op): Call
20972 warn_logical_operator.
20974 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20976 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20977 * final.c (final_scan_insn): Test for non-"" file name.
20979 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20981 * doc/loop.texi: Document the Omega linear constraints solver.
20982 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20983 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20984 omega-hash-table-size, omega-max-keys, and
20985 omega-eliminate-redundant-constraints.
20986 * tree-pass.h (pass_check_data_deps): Declared.
20989 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20990 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20991 pass_check_data_deps): New.
20992 * tree-data-ref.c (init_data_ref): Remove declaration.
20993 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20994 (analyze_array): Renamed init_array_ref, move up initializations.
20995 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20996 Removed arguments that are set to NULL.
20997 (analyze_indirect_ref): Correct indentation, correct call to
20999 (object_analysis): Call init_array_ref instead of analyze_array.
21000 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21001 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21002 of DR_ACCESS_FNS_ADDR.
21003 (init_omega_eq_with_af, omega_extract_distance_vectors,
21004 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21005 ddr_consistent_p): New.
21006 (compute_affine_dependence): Check consistency of ddrs when
21007 flag_check_data_deps is passed.
21008 (analyze_all_data_dependences): Uncomment.
21009 (tree_check_data_deps): New.
21010 * tree-data-ref.h: Include omega.h.
21011 (DR_ACCESS_FNS_ADDR): Removed.
21012 (data_dependence_relation): Add inner_loop.
21013 (DDR_INNER_LOOP): New.
21014 * common.opt (fcheck-data-deps): New.
21015 * tree-flow.h (tree_check_data_deps): Declare.
21016 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21017 (OBJS-common): Depend on omega.o.
21019 * passes.c (pass_check_data_deps): Scheduled.
21020 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21021 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21022 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21023 PARAM_VECT_MAX_VERSION_CHECKS,
21024 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21026 2007-03-09 Richard Guenther <rguenther@suse.de>
21028 PR tree-optimization/30904
21029 PR middle-end/31058
21030 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21031 the same way as *_DIV_EXPR.
21033 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21035 * recog.c (decode_asm_operands): No mixed declarations and code.
21037 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21039 * rtl.def (ASM_INPUT): Add location.
21040 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21041 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21042 (decode_asm_operands): Add loc operand.
21043 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21044 * stmt.c (expand_asm): Rename to...
21045 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21046 gen_rtx_ASM_INPUT_loc.
21047 (expand_asm_expr): Adjust.
21048 * recog.c (decode_asm_operands): Add loc operand.
21049 (check_asm_operands, extract_insn): Adjust.
21050 * reload1.c (maybe_fix_stack_asms): Likewise.
21051 * final.c (asm_insn_count): Likewise.
21052 (final_scan_insn): Output # line before and after asm.
21054 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21056 * tree-ssa-structalias.c (variable_info): Remove
21058 (new_var_info): Ditto.
21059 (shared_bitmap_info_t): New structure.
21060 (shared_bitmap_table): New variable.
21061 (shared_bitmap_hash): New function.
21062 (shared_bitmap_eq): Ditto
21063 (shared_bitmap_lookup): Ditto.
21064 (shared_bitmap_add): Ditto.
21065 (merge_smts_into): Change to take bitmap directly.
21066 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21067 (init_alias_vars): Init shared bitmap hashtable.
21068 (delete_points_to_sets): Delete shared bitmap hashtable.
21069 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21070 is_aliased removal as a change that was still necessary was
21073 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21075 * config/i386/i386.h (override_options): Conditionally disable
21076 x86_sahf for 64bit targets only.
21078 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21081 * c-decl.c (merge_decls): Don't call make_var_volatile.
21082 * varasm.c (make_var_volatile): Remove.
21083 * output.h (make_var_volatile): Remove.
21085 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21087 PR tree-optimization/31085
21088 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21090 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21092 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21093 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21094 ATTR_CONST_NOTHROW_LIST.
21096 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21099 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21101 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21103 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21106 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21108 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21109 passed, use shared libgcc.
21111 2007-03-08 Roger Sayle <roger@eyesopen.com>
21113 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21114 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21115 (honor_protect_cleanup_actions, lower_try_finally_switch):
21117 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21118 ifc_temp_var): Likewise.
21119 * tree-inline.c (setup_one_parameter): Likewise.
21120 * tree-mudflap.c (mf_decl_cache_locals,
21121 mf_build_check_statement_for): Likewise.
21122 * tree-nested.c (init_tmp_var, save_tmp_var,
21123 finalize_nesting_tree_1): Likewise.
21124 * tree-outof-ssa.c (insert_copy_on_edge,
21125 insert_backedge_copies): Likewise.
21126 * tree-profile.c (tree_gen_edge_profiler,
21127 tree_gen_ic_profiler): Likewise.
21128 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21129 * tree-sra.c (sra_build_assignment): Likewise.
21130 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21131 * tree-ssa-math-opts.c (insert_reciprocals,
21132 execute_cse_sincos_1): Likewise.
21133 * tree-tailcall.c (adjust_accumulator_values,
21134 adjust_return_value): Likewise.
21135 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21136 * tree-vect-transform.c (vect_create_data_ref_ptr,
21137 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21138 vect_create_epilog_for_reduction, vectorizable_reduction,
21139 vectorizable_call, vectorizable_conversion,
21140 vectorizable_assignment, vectorizable_operation,
21141 vectorizable_type_demotion, vect_gen_widened_results_half,
21142 vect_permute_store_chain, vectorizable_store,
21143 vect_setup_realignment, vect_permute_load_chain,
21144 vectorizable_load, vectorizable_condition,
21145 vect_create_cond_for_align_checks): Likewise.
21146 * tree-vrp.c (build_assert_expr_for): Likewise.
21148 2007-03-08 Ian Lance Taylor <iant@google.com>
21150 * tree-vrp.c: Include "intl.h".
21151 (usable_range_p): New static function.
21152 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21153 overflowed values, juts set *strict_overflow_p.
21154 (compare_values): Only return -2 if one of the operands is not a
21156 (compare_ranges): Call usable_range_p.
21157 (compare_range_with_value): Likewise.
21158 (vrp_evaluate_conditional_warnv): Rename from
21159 vrp_evaluate_conditional. Make static. Change all callers.
21160 (vrp_evaluate_conditional): New function.
21161 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21162 on signed overflow.
21163 (simplify_abs_using_ranges): Likewise.
21164 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21165 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21166 within_stmt parameter.
21167 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21168 vrp_evaluate_conditional.
21169 * tree-ssa-threadedge.c
21170 (record_temporary_equivalences_from_stmts_at_dest): Change
21171 simplify parameter to take a second tree parameter.
21172 (simplify_control_stmt_condition): Likewise.
21173 (thread_across_edge): Likewise.
21174 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21175 (thread_across_edge): Likewise.
21176 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21178 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21180 * config/i386/i386.h (TARGET_SAHF): New define.
21181 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21182 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21183 (x86_sahf): New global variable.
21184 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21185 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21186 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21187 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21189 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21190 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21191 when expanding fcomi/sahf based tests.
21192 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21193 expanding sahf based alternative. Emit sahf based sequence when
21194 optimizing for code size.
21195 * config/i386/i386.md (x86_sahf_1): Do not disable for
21196 TARGET_64BIT, enable for TARGET_SAHF.
21198 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21200 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21201 spurious whitespace from error message.
21203 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21206 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21208 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21210 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21212 * tree-sra.c (instantiate_element): Propagate disabled warnings
21213 from the element itself to the created variable.
21215 2007-03-07 Richard Henderson <rth@redhat.com>
21218 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21219 silently fix up the stack in the case of a missing register.
21221 2007-03-07 Paul Brook <paul@codesourcery.com>
21223 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21225 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21227 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21229 (phase1_vrs): Use them.
21230 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21231 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21232 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21233 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21234 __gnu_Unwind_Restore_WMMXC if required.
21235 (_Unwind_VRS_Pop): Implement iWMMXt support.
21236 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21237 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21238 gnu_Unwind_Save_WMMXC): Define.
21240 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21242 * config/vxworks.h (vxworks_override_options): Declare.
21243 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21244 * config/vxworks.c: Include target.h and toplev.h.
21245 (vxworks_override_options): New function.
21246 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21248 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21250 * config/s390/s390.c (override_options): Don't emit an error when
21251 -mstack-size is used without providing -mstack-guard.
21252 (s390_emit_prologue): Choose stack_guard value automatically if not
21253 provided via command line.
21254 * doc/invoke.texi: Adjust description of -mstack-guard and
21257 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21259 * config/i386/i386.c (output_set_got): Add a GOT initialization
21260 sequence for VxWorks PIC.
21261 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21262 around labels as well as symbols. Use gotoff_operand instead
21263 of local_symbolic_operand.
21264 (legitimize_pic_address): Use gotoff_operand instead of
21265 local_symbolic_operand. Use @GOT accesses for labels as
21267 (ix86_output_addr_diff_elt): Use PC-relative rather than
21268 GP-relative offsets for VxWorks PIC.
21269 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21270 no_new_pseudos. Check whether the returned register is op0.
21271 * config/i386/i386.md (tablejump): Use PC-relative rather than
21272 GP-relative offsets for VxWorks PIC.
21273 * config/i386/predicates.md (gotoff_operand): New predicate.
21275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21277 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21279 * config/vxworks-dummy.h: New file.
21280 * config/i386/i386.h: Include it.
21282 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21284 * dwarf2out.c (is_inlined_entry_point): New
21285 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21286 DW_AT_ranges if the first subblock is the entry point.
21288 2007-03-06 David Daney <ddaney@avtrex.com>
21290 * doc/install.texi (mips-*-*): Change recommended binutils
21293 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21295 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21296 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21298 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21299 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21301 2007-03-06 Jan Hubicka <jh@suse.cz>
21303 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21304 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21306 (probably_cold_bb_p): Cold functions are cold.
21307 (probably_never_executed_bb_p): Cold functions are cold.
21308 (tree_bb_level_predictions): Predict calls to cold functions as not
21310 (compute_function_frequency): Check hot/cold attributes.
21311 * function.h (function_frequency): Update comments.
21312 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21313 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21314 (c_common_att): Add cold and hot.
21316 * doc/extend.texi (hot,cold attributes): Document.
21318 2007-03-06 Andrew Haley <aph@redhat.com>
21320 * function.c (expand_function_end): Move blockage to just after we
21321 emit the label for the naked return from the function.
21323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21325 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21328 2007-03-06 Jan Hubicka <jh@suse.cz>
21330 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21331 loaded for constant large models. Non-large 64bit PIC can do.
21332 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21333 * cmodel.h: Add LARGE PIC.
21334 * i386.md (UNSPEC_PLTOFF): New.
21335 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21337 (*call_1_rex64): Disable for large models.
21338 (*call_1_rex64_large): New.
21339 (*call_value_1_rex64): Disable for large models.
21340 (*call_value_1_rex64_large): New.
21341 (set_rip_rex4): New.
21342 (set_got_offset_rex64): New.
21343 * predicates.md (constant_call_address_operand): For large model
21344 constant calls are not possible.
21345 * i386-protos.h (construct_plt_address): Declare.
21346 * i386.c (override_options): Accept large models.
21347 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21348 (legitimate_constant_p): Add new UNSPECs.
21349 (legitimate_pic_operand_p): Likewise.
21350 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21351 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21353 (output_pic_addr_const): Add PLTOFF.
21354 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21355 (ix86_expand_move): Legitimize pic address when in PIC mode.
21356 (construct_plt_address): New function.
21357 (ix86_expand_call): Offload the address to register and use GOT
21358 pointer for large model.
21359 * invoke.texi (mcmodel=large): Update documentation.
21361 2007-03-06 Richard Henderson <rth@redhat.com>
21363 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21364 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21365 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21366 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21367 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21368 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21369 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21370 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21371 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21372 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21373 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21374 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21375 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21376 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21377 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21378 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21379 x86_schedule, x86_use_bt, x86_pad_returns,
21380 x86_use_xchgb): Merge into ...
21381 (ix86_tune_features): ... here. New array.
21382 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21383 x86_bswap): Merge into ...
21384 (ix86_arch_features): ... here. New array.
21385 (x86_3dnow_a): Remove.
21386 (x86_accumulate_outgoing_args): Make static.
21387 (x86_arch_always_fancy_math_387): Make static.
21388 (ix86_tune_mask, ix86_arch_mask): Move ...
21389 (override_options): ... to local variables here. Apply the
21390 appropriate mask to each element of ix86_arch_features and
21391 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21392 as were done in the old macros.
21393 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21394 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21395 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21396 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21397 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21398 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21399 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21400 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21401 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21402 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21403 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21404 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21405 x86_accumulate_outgoing_args, x86_prologue_using_move,
21406 x86_epilogue_using_move, x86_decompose_lea,
21407 x86_arch_always_fancy_math_387, x86_shift1,
21408 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21409 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21410 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21411 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21412 x86_use_incdec, x86_pad_returns, x86_bswap,
21413 x86_partial_flag_reg_stall): Remove.
21414 (enum ix86_tune_indices): New.
21415 (ix86_tune_features): New.
21416 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21417 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21418 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21419 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21420 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21421 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21422 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21423 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21424 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21425 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21426 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21427 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21428 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21429 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21430 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21431 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21432 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21433 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21434 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21435 TARGET_EXT_80387_CONSTANTS): Use it.
21436 (enum ix86_arch_indices): New.
21437 (ix86_arch_features): New.
21438 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21439 TARGET_BSWAP): Use it.
21440 (ix86_tune_mask, ix86_arch_mask): Remove.
21442 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21445 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21446 Define using $${sysroot_headers_suffix}.
21447 * configure: Regenerate.
21448 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21449 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21451 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21452 * gcc.c (print_sysroot_headers_suffix): New.
21453 (option_map): Include --print-sysroot-headers-suffix.
21454 (display_help): Mention -print-sysroot-headers-suffix.
21455 (process_command): Handle -print-sysroot-headers-suffix.
21456 (do_spec_1): Append multilib directory to include-fixed path if
21457 sysroot suffixes in use.
21458 (main): Handle -print-sysroot-headers-suffix.
21459 * Makefile.in (start.encap): Don't depend on xlimits.h
21460 (xlimits.h): Remove.
21461 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21462 limits.h for each multilib in fixinc_list.
21463 (fixinc_list, s-fixinc_list): New.
21464 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21465 generate them for each multilib in fixinc_list.
21466 (stmp-fixproto): Use include-fixed. Run fixproto for each
21467 multilib in fixinc_list.
21468 (mostlyclean): Don't remove xlimits.h.
21469 (clean): Remove include-fixed.
21470 (real-install-headers-tar, real-install-headers-cpio,
21471 real-install-headers-cp): Don't copy include, only include-fixed.
21472 (install-mkheaders): Depend on fixinc_list. Don't depend on
21473 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21474 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21475 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21477 2007-03-06 Jan Hubicka <jh@suse.cz>
21479 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21484 * configure.ac: Allow tm_file to contain build-directory files.
21485 * configure: Regenerate.
21486 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21487 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21488 * config/m68k/print-sysroot-suffix.sh: New file.
21490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21492 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21493 of pic_offset_table_rtx if reload_completed.
21494 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21495 PIC_OFFSET_TABLE_REGNUM.
21496 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21498 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21499 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21503 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21504 functions that call eh_return.
21506 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21508 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21509 functions that need a constant pool.
21511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21514 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21515 (m68k_preferred_reload_class): Likewise.
21516 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21517 (SECONDARY_RELOAD_CLASS): Define.
21518 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21519 (LIMIT_RELOAD_CLASS): Delete.
21520 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21521 registers from storing bytes.
21522 (m68k_secondary_reload_class): New function.
21523 (m68k_preferred_reload_class): Likewise.
21525 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21527 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21529 (m68k_expand_prologue): Likewise.
21531 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21533 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21534 (mips_expand_epilogue): Add a bool parameter.
21535 (m68k_legitimize_sibcall_address): Declare.
21536 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21537 (m68k_expand_epilogue): Add a parameter to select between sibling
21538 and normal epilogues. Only generate a return for the latter.
21539 (m68k_ok_for_sibcall_p): New function.
21540 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21541 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21542 (sibcall_value, *sibcall_value): Likewise.
21543 (*call, *call_value): Require !SIBLING_CALL_P.
21544 (epilogue): Update call to m68k_expand_epilogue.
21545 (sibcall_epilogue): New pattern.
21546 * config/m68k/predicates.md (const_call_operand): Say that this
21547 predicate applies to sibling calls too.
21548 (sibcall_operand): New predicate.
21550 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21552 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21553 alternatives as movsi_cf.
21554 (movsf_cf_hard): Add commentary.
21556 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21557 Richard Sandiford <richard@codesourcery.com>
21559 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21560 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21561 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21562 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21563 as being live on exit from an interrupt function.
21564 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21565 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21566 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21567 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21568 (m68k_interrupt_function_p): Globalize.
21569 (m68k_compute_frame_layout): Remove reverse mask code.
21570 (m68k_emit_movem, m68k_set_frame_related): New functions.
21571 (m68k_output_function_prologue): Delete in favor of...
21572 (m68k_expand_prologue): ...this new function.
21573 (m68k_output_function_epilogue): Delete in favor of...
21574 (m68k_expand_epilogue): ...this new function.
21575 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21577 (print_operand): Handle %?.
21578 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21579 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21580 (prologue, epilogue): New patterns.
21581 (return): Turn into a define_expand.
21582 (*return): New pattern, derived from old "return" pattern. Use rte
21583 rather than rts for interrupt functions. Only use rtd if the pop
21585 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21586 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21587 (link, *link, unlink, *unlink, load_got): Likewise.
21589 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21593 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21594 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21595 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21596 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21597 and m68k_matches_u_p.
21598 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21599 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21600 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21601 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21602 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21603 (REG_STRICT_P): New macro.
21604 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21605 PCREL_GENERAL_OPERAND_OK.
21606 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21607 m68k_legitimate_base_reg_p.
21608 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21609 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21610 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21611 * config/m68k/m68k.c (m68k_address): New structure.
21612 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21613 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21614 (m68k_jump_table_ref_p, m68k_decompose_address)
21615 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21616 (m68k_matches_u_p): New functions.
21617 (print_operand_address): Rewrite to use m68k_decompose_index.
21619 2007-03-05 David Taylor <dtaylor@emc.com>
21621 * gcc.c: Correct copyright date in --version output.
21623 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21625 * pa.md: In unamed move patterns, disparge copies between general
21626 and floating point registers using '?' modifier. Don't include 'f'
21627 constraint for register preferences in DImode, SImode, HImode and
21628 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21629 Remove constraints for copies between general and floating registers
21630 in soft-float DFmode pattern.
21631 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21635 2007-03-05 Mike Stump <mrs@apple.com>
21637 * c-common.c (targetcm): Add.
21638 * c-opts.c (c_common_handle_option): Handle language specific
21640 * opts.c (handle_option): Verify language for target options, if
21642 * opth-gen.awk: Add CL_LANG_ALL.
21643 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21644 (TARGETCM_INITIALIZER): Add.
21645 * target.h (struct gcc_targetcm): Add.
21647 * targhooks.c (default_handle_c_option): Add.
21648 * targhooks.h (default_handle_c_option): Add.
21649 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21651 * config/darwin.opt (iframework): Add.
21652 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21653 * config/darwin-c.c (handle_c_option): Add.
21654 (TARGET_HANDLE_C_OPTION): Add.
21656 * doc/invoke.texi (Darwin Options): Add -iframework.
21658 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21660 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21663 2007-03-05 Ian Lance Taylor <iant@google.com>
21665 * c.opt (fgnu89-inline): New option.
21666 * c-opts.c (c_common_post_options): Set default value for
21668 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21669 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21671 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21672 (grokdeclarator, start_function): Likewise.
21673 * c-cppbuiltin.c (c_cpp_builtins): Define either
21674 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21675 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21676 (C Dialect Options): Document -fgnu89-inline.
21677 * doc/extend.texi (Function Attributes): Explain what the
21678 gnu_inline attribute does.
21679 * doc/cpp.texi (Common Predefined Macros): Document
21680 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21682 2007-03-05 Ian Lance Taylor <iant@google.com>
21684 PR tree-optimization/31034
21685 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21686 half-range if the other side is an overflow infinity.
21688 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21690 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21691 (bfin*-linux-uclibc*): New configuration.
21692 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21694 * config/bfin/linux.h: New file.
21695 * config/bfin/libgcc-bfin.ver: New file.
21696 * config/bfin/t-bfin-uclinux: New file.
21697 * config/bfin/t-bfin-linux: New file.
21698 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21699 (TARGET_OS_CPP_BUILTINS): New macro.
21701 2007-03-05 Richard Guenther <rguenther@suse.de>
21703 * fold-const.c (fold_binary): Remove duplicate folding
21704 of comparison of non-null ADDR_EXPR against null.
21706 2007-03-05 Richard Guenther <rguenther@suse.de>
21707 Dorit Nuzman <dorit@il.ibm.com>
21709 PR tree-optimization/26420
21710 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21711 are no loops in the function. Only print the number of
21712 vectorized loops if it is greater than zero or we are supposed
21713 to print information about unvectorized loops.
21715 2007-03-05 Revital Eres <eres@il.ibm.com>
21717 * gcc.dg/var-expand1.c: New test.
21718 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21719 when an accumulator is expanded.
21721 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21724 * c-common.c (convert_and_check): Don't give warnings for
21725 conversion if 'expr' already overflowed.
21727 2007-03-04 Roger Sayle <roger@eyesopen.com>
21729 PR middle-end/30744
21730 * fold-const.c (fold_comparison): Enforce type consistency when
21731 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21733 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21735 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21736 containing a cast to the base of TARGET_MEM_REF.
21738 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21740 * tree.c (tree_contains_struct_check_failed): Remove spurious
21741 whitespace from error message.
21743 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21746 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21747 instead of precision.
21749 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21750 Nathan Sidwell <nathan@codesourcery.com>
21752 * emit-rtl.c (find_auto_inc): New.
21753 (try_split): recreate REG_INC notes,
21754 Use regular for loops rather than whiles.
21756 2007-03-03 Andreas Schwab <schwab@suse.de>
21758 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21759 * configure: Regenerate.
21761 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21763 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21764 flag_rounding_math, not flag_unsafe_math_optimizations.
21766 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21768 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21769 alpha_fold_vector_minmax): Likewise.
21770 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21771 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21773 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21775 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21776 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21777 if the lhs has side-effects.
21778 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21780 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21782 * config/i386/i386.h (TUNEMASK): Remove define.
21783 (ARCHMASK): Remove define.
21784 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21785 Use ix86_arch_mask variable instead of ARCHMASK.
21786 * config/i386/i386.c (override_options): Ditto.
21787 (standard_80387_constant_p): Ditto.
21789 2007-03-02 Ian Lance Taylor <iant@google.com>
21791 Used signed infinities in VRP.
21792 * tree-vrp.c (uses_overflow_infinity): New static function.
21793 (supports_overflow_infinity): New static function.
21794 (make_overflow_infinity): New static function.
21795 (negative_overflow_infinity): New static function.
21796 (positive_overflow_infinity): New static function.
21797 (is_negative_overflow_infinity): New static function.
21798 (is_positive_overflow_infinity): New static function.
21799 (is_overflow_infinity): New static function.
21800 (overflow_infinity_range_p): New static function.
21801 (compare_values_warnv): New function split out of compare_values.
21802 (compare_value): Call it.
21803 (set_value_range_to_nonnegative): Add overflow_infinity
21804 parameter. Change caller.
21805 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21807 (vrp_expr_computes_nonzero): Likewise.
21808 (compare_ranges, compare_range_with_value): Likewise.
21809 (compare_name_with_value, compare_names): Likewise.
21810 (vrp_evaluate_conditional): Likewise.
21811 (set_value_range): Handle infinity
21812 (vrp_operand_equal_p, operand_less_p): Likewise.
21813 (extract_range_from_assert): Likewise.
21814 (vrp_int_const_binop): Likewise.
21815 (extract_range_from_binary_expr): Likewise.
21816 (extract_range_from_unary_expr): Likewise.
21817 (extract_range_from_comparison): Likewise.
21818 (extract_range_from_expr): Likewise.
21819 (dump_value_range): Likewise.
21820 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21821 (test_for_singularity): Likewise.
21822 (vrp_int_const_binop): Remove inline qualifier.
21823 (adjust_range_with_scev): Add comment.
21824 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21826 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21828 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21829 (get_constraint_for): Likewise.
21830 (do_structure_copy): Likewise.
21831 (find_func_aliases): Fix references to MODIFY_EXPR.
21832 (intra_create_variable_infos): Tidy.
21833 * tree-ssa-operands.c (add_virtual_operand): Add argument
21835 When adding members of alias sets, if IS_CALL_SITE is true and
21836 the symbol is not call-clobbered, skip it.
21837 Adjust all callers.
21839 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21841 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21842 entry by means of emit_insn_at_entry.
21844 2007-03-02 Richard Henderson <rth@redhat.com>
21846 * expr.h (promoted_input_arg): Remove decl.
21847 * function.c (promoted_input_arg): Merge into ...
21848 * combine.c (setup_incoming_promotions): ... only caller.
21849 Rearrange to avoid double loop.
21851 2007-03-02 Ben Elliston <bje@au.ibm.com>
21852 Peter Bergner <bergner@vnet.ibm.com>
21853 Janis Johnson <janis187@us.ibm.com>
21855 * config/rs6000/dfp.md: New file.
21856 * config/rs6000/rs6000.md: Include dfp.md.
21857 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21858 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21859 and TDmode decimal float modes in FP registers.
21860 (num_insns_constant): Likewise.
21861 (rs6000_legitimate_offset_address_p): Likewise.
21862 (rs6000_legitimize_address): Likewise.
21863 (rs6000_legitimize_reload_address): Likewise.
21864 (rs6000_legitimate_address): Likewise.
21865 (rs6000_emit_move): Likewise.
21866 (function_arg_boundary): Likewise.
21867 (function_arg_advance): Likewise.
21868 (rs6000_darwin64_record_arg_recurse): Likewise.
21869 (function_arg): Likewise.
21870 (rs6000_gimplify_va_arg): Likewise.
21871 (rs6000_split_multireg_move): Likewise.
21872 (rs6000_output_function_epilogue): Likewise.
21873 (rs6000_output_function_epilogue): Likewise.
21874 (rs6000_register_move_cost): Likewise.
21875 (rs6000_function_value): Likewise.
21876 (rs6000_libcall_value): Likewise.
21878 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21880 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21882 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21884 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21885 Use $MULTIDIR to choose between the kernel and RTP headers,
21886 and use $WIND_BASE and $WIND_USR to locate them.
21888 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21890 * config/i386/i386.c (override_options): Put initialization of
21891 ix86_tune_mask and ix86_arch_mask to the correct place.
21893 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21894 Michael Meissner <michael.meissner@amd.com>
21897 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21898 (ARCHMASK): Define.
21899 (TARGET_CMOVE): Use ARCHMASK.
21900 (TARGET_CMPXCHG): Ditto.
21901 (TARGET_CMPXCHG8B): Ditto.
21902 (TARGET_XADD): Ditto.
21903 (TARGET_BSWAP): Ditto.
21904 * config/i386/i386.c (ix86_tune_mask): New global variable.
21905 (ix86_arch_mask): Ditto.
21906 (override_options): Initialize ix86_tune_mask and
21907 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21910 2007-03-02 Ben Elliston <bje@au.ibm.com>
21913 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21915 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21917 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21918 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21919 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21920 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21922 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21923 rs6000_init_dwarf_reg_sizes_extra): New.
21924 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21925 SPE register high parts.
21927 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21929 * Makefile.in: Add install-pdf target as
21930 copied from automake v1.10 rules.
21931 * configure.ac: Add install-pdf to target list.
21932 * configure: Regenerate.
21934 2007-03-01 Paul Brook <paul@codesourcery.com>
21936 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21937 modes to LDRD for DImode.
21938 (output_move_double): Fixup out of range ldrd/strd.
21939 (vfp_secondary_reload_class): Rename...
21940 (coproc_secondary_reload_class): ... to this. Add wb argument.
21941 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21942 coproc_secondary_reload_class for CLASS_IWMMXT.
21943 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21944 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21946 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21948 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21949 unroll factor by the estimated number of iterations.
21950 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21951 than prefetch latency.
21953 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21954 decode_caches_intel, detect_caches_intel): New functions.
21955 (host_detect_local_cpu): Use detect_caches_amd and
21956 detect_caches_intel.
21958 2007-03-01 Richard Henderson <rth@redhat.com>
21960 * expr.c (emit_move_complex_push): Export.
21961 (emit_move_complex_parts): Split out from ...
21962 (emit_move_complex): ... here.
21963 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21964 * config/i386/i386.md (movcdi): New.
21966 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21968 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21969 size of mode1 to check for tieable modes in MMX case.
21971 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21973 * Makefile.in (rtlanal.o): Depend on tree.h.
21974 * rtl.h (offset_within_section_p, split_const): Declare.
21975 * rtlanal.c: Include tree.h.
21976 (offset_within_block_p): New function, taken from
21977 mips_offset_within_object_p.
21978 (split_const): New function, taken from mips_split_const.
21979 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21981 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21982 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21983 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21984 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21985 (m68k_illegitimate_symbolic_constant_p): New function.
21986 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21987 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21988 symbolic constant that might be outside the symbol's section,
21989 move the symbol first and then add the offset.
21990 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21992 * config/mips/mips.c (mips_split_const): Delete.
21993 (mips_offset_within_object_p): Delete.
21994 (mips_symbolic_constant_p): Use offset_within_section_p and
21995 split_const instead of mips_offset_within_object_p and
21997 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21998 (mips_legitimize_const_move, print_operand_reloc)
21999 (mips_dangerous_for_la25_p): Use split_const instead of
22002 2007-02-28 Eric Christopher <echristo@apple.com>
22004 * Makefile.in (install-include-dir): Don't rm -rf include.
22006 2007-02-28 Richard Guenther <rguenther@suse.de>
22008 PR middle-end/30364
22009 * fold-const.c (fold_binary): Do not associate expressions
22010 with more than one variable for integer types that do not wrap.
22012 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22014 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22015 Delete, and replace with...
22016 (fold_builtin_call_array): This. Update callers to use it.
22017 * fold-const.c (fold_build_call_list): Delete, and replace with...
22018 (fold_build_call_array): This.
22019 (fold_build_call_list_initializer): Delete, and replace with...
22020 (fold_build_call_array_initializer): This.
22021 * tree.h: Update declarations to reflect above changes.
22023 * c-typeck.c (build_function_call): Store converted arguments
22024 in a stack-allocated array instead of building a list.
22025 (convert_arguments): Store arguments in the array passed in as an
22026 argument, and return the actual number of arguments.
22027 * c-format.c: (check_function_format): Pass arguments in an
22028 array instead of a list.
22029 * c-common.c (check_function_nonnull): Likewise.
22030 (check_function_sentinel): Likewise.
22031 (check_function_arguments): Likewise.
22032 * c-common.h: Update declarations to reflect above changes.
22034 2007-02-28 Jan Hubicka <jh@suse.cz>
22036 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22037 PRED_NEGATIVE_RETURN): Update outcomes.
22039 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22041 * calls.c (emit_library_call_value_1): Handle partial registers
22042 correctly when building up CALL_INSN_FUNCTION_USAGE.
22044 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22046 * pa/predicates.md (move_src_operand): Allow zero for mode.
22047 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22050 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22053 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22054 *movv2df_internal): Enable pattern only for valid operand
22056 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22057 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22059 2007-02-27 Mike Stump <mrs@apple.com>
22061 * config/darwin-crt3.c: Avoid compilation when compiling for a
22064 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22066 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22068 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22069 for fixed headers and limits.h.
22070 (install-include-dir, install-headers-tar, install-headers-cpio,
22071 install-headers-cp, real-install-headers-tar,
22072 real-install-headers-cpio, real-install-headers-cp): Handle
22073 include-fixed as well as include.
22074 (install-mkheaders): Don't install files that go only in include
22076 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22077 from GCC_INCLUDE_DIR.
22078 * gcc.c (process_command): Remove special -BstageN/ handling.
22079 (do_spec_1): Add include-fixed directories.
22081 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22083 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22085 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22087 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22090 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22092 * c-common.c (get_priority): Add check for
22093 SUPPORTS_INIT_PRIORITY.
22095 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22097 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22099 * config/bfin/bfin.c: Include "cfglayout.h".
22100 (MAX_LSETUP_DISTANCE): New macro.
22101 (struct loop_info): New members incoming, incoming_src and
22102 incoming_dest. Delete member predecessor.
22103 (length_for_loop): New function.
22104 (bfin_optimize_loop): Handle more different loop structures.
22105 (bfin_discover_loop): Rework detection of predecessor blocks by
22106 examining incoming edges.
22107 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22109 (bfin_reorder_loops): New function.
22110 (bfin_reorg_loops): Use these three new functions.
22112 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22113 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22114 (CONSTRAINT_LEN): Add entry for 'q'.
22115 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22116 Add 'q' constraints.
22117 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22118 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22120 * config/bfin/bfin.md (add_with_carry): New pattern.
22121 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22122 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22123 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22124 support unsigned multiplies too. Removed incorrect commutativity from
22125 operand 1 constraint where appropriate.
22126 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22128 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22129 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22131 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22132 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22133 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22134 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22135 usmulhisi_hh_huh): New patterns.
22137 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22138 lshifthi3): Fix output template to use half reg for operand 2.
22140 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22143 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22145 2007-02-27 Andreas Schwab <schwab@suse.de>
22147 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22149 2007-02-27 Jan Hubicka <jh@suse.cz>
22151 * predict.c (last_basic_block_p): Remove.
22152 (tree_estimate_probability): Update return heuristic for commonized
22155 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22157 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22159 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22161 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22162 * doc/cpp.texi: Standardize title page.
22163 * doc/cppinternals.texi: Likewise.
22164 * doc/gcc.texi: Standardize title page, remove version number
22165 from copyright page.
22166 * doc/gccint.texi: Likewise.
22167 * doc/install.texi: Standardize title page, add table of
22170 2007-02-26 Jan Hubicka <jh@suse.cz>
22172 * predict.def: Set outcomes according to more recent results.
22173 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22174 Remove dead predictors.
22175 * predict.c (return_prediction): Fix pasto.
22177 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22179 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22180 change; avoid a memory leak when returning early.
22182 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22184 * c-decl.c (static_ctors): Move to c-common.c.
22185 (static_dtors): Likewise.
22186 (finish_function): Use c_record_cdtor_fn.
22187 (build_cdtor): Move to c-common.c.
22188 (c_write_global_declarations): Use c_build_cdtor_fns.
22189 * c-common.h (static_ctors): Declare.
22190 (static_dtors): Likewise.
22191 (c_record_cdtor_fn): Likewise.
22192 (c_build_cdtor_fns): Likewise.
22193 * c-common.c (static_ctors): New variable.
22194 (static_dtors): Likewise.
22195 (c_record_cdtor_fn): New function.
22196 (build_cdtor): Move from c-decl.c
22197 (c_build_cdtor_fns): New function.
22199 * output.h (assemble_addr_to_section): Declare.
22200 (get_cdtor_priority_section): Likewise.
22201 * varasm.c (assemble_addr_to_section): New function.
22202 (get_cdtor_priority_section): Likewise.
22203 (default_named_section_asm_out_destructor): Use them.
22204 (destor_dtor_section_asm_out_destructor): Likewise.
22205 (default_named_section_asm_out_constructor): Likewise.
22206 (default_ctor_section_asm_out_constructor): Likewise.
22207 * config.gcc (*-*-vxworks*): Include vxworks.o.
22208 * config/t-vxworks (vxworks.o): New target.
22209 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22210 (TARGET_ASM_CONSTRUCTOR): Define.
22211 (TARGET_ASM_DESTRUCTOR): Likewise.
22212 (vxworks_asm_out_constructor): Declare.
22213 (vxworks_asm_out_destructor): Likewise.
22215 * c-common.c (get_priority): Check that we have not just an
22216 INTEGER_CST, but an integer constant with integeral type.
22218 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22220 PR tree-optimization/30938
22221 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22222 use &dt[nargs-1] instead of &dt[nargs] in the call to
22223 vect_is_simple_use().
22225 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22227 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22228 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22229 Do not attempt to handle MEM inside auto-inc expressions.
22230 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22231 of a register modified by an auto-inc expression. However, do handle
22232 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22233 (elimination_effects): Prohibit elimination of a register modified
22234 by an auto-inc expression. Disable register elimination rules whose
22235 target register is modified by an auto-inc expression with variable
22238 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22240 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22242 (array_at_struct_end_p): New function.
22243 (idx_infer_loop_bounds): Use it.
22244 (estimate_numbers_of_iterations_loop): Export.
22245 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22246 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22247 (tree_estimate_probability): Call record_loop_exits.
22248 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22249 (estimated_loop_iterations, estimated_loop_iterations_int,
22250 estimated_loop_iterations_tree): New functions.
22251 (analyze_siv_subscript_cst_affine,
22252 compute_overlap_steps_for_affine_1_2,
22253 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22254 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22255 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22256 (PRED_LOOP_ITERATIONS_GUESSED): New.
22257 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22258 * cfgloop.h (estimate_numbers_of_iterations_loop,
22259 estimated_loop_iterations_int): Declare.
22261 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22263 * doc/extend.texi: Document optional priority argument to
22264 constructors and destructors.
22265 * tree.c (init_priority_for_decl): Adjust GTY markers.
22266 (init_ttree): Use priority-info hash functions for
22267 init_priority_for_decl.
22268 (tree_map_eq): Rename to ...
22269 (tree_map_base_eq): ... this.
22270 (tree_map_marked_p): Rename to ...
22271 (tree_map_base_marked_p): ... this.
22272 (tree_map_base_hash): New function.
22273 (decl_init_priority_lookup): Rework.
22274 (decl_fini_priority_lookup): New function.
22275 (decl_priority_info): New function.
22276 (decl_init_priority_insert): Use it.
22277 (decl_fini_priority_insert): Likewise.
22278 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22280 (decl_restrict_base_insert): Likewise.
22281 (decl_debug_expr_insert): Likewise.
22282 (decl_value_expr_lookup): Likewise.
22283 (decl_value_expr_insert): Likewise.
22284 * tree.h (priority_type): New type.
22285 (decl_init_priority_lookup): Use priority_type.
22286 (decl_fini_priority_lookup): New function.
22287 (decl_init_priority_insert): Use priority_type.
22288 (decl_fini_priority_insert): New function.
22289 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22290 (DECL_INIT_PRIORITY): Likewise.
22291 (SET_DECL_INIT_PRIORITY): Add comment.
22292 (DECL_FINI_PRIORITY): New macro.
22293 (SET_DECL_FINI_PRIORITY): Likewise.
22294 (DEFAULT_INIT_PRIORITY): Document.
22295 (MAX_INIT_PRIORITY): Likewise.
22296 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22297 (tree_map_base): New type.
22298 (tree_map_base_eq): New function.
22299 (tree_map_base_hash): Likewise.
22300 (tree_map_base_marked_p): Likewise.
22301 (tree_map): Inherit from tree_map_base.
22302 (tree_map_eq): Make it a macro.
22303 (tree_map_marked_p): Likewise.
22304 (tree_int_map): Inherit from tree_map_base.
22305 (tree_int_map_eq): Make it a macro.
22306 (tree_int_map_hash): Likewise.
22307 (tree_int_map_marked_p): Likewise.
22308 (tree_priority_map): New type.
22309 (tree_priority_map_eq): New macro.
22310 (tree_priority_map_hash): Likewise.
22311 (tree_priority_map_marked_p): Likewise.
22312 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22314 (emutls_common_1): Likewise.
22315 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22316 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22317 of tree_map hierarchy.
22318 * tree-cfg.c (move_stmt_r): Likewise.
22319 (new_label_mapper): Likewise.
22320 * c-tree.h (c_expand_body): Move to ...
22321 * c-common.h (c_expand_body): ... here.
22322 * c-decl.c (c_expand_body): Move to ...
22323 * c-common.c (c_expand_body): ... here.
22324 (c_common_attribute_table): Allow 1 argument for the constructor
22325 and destructor attributes.
22326 (get_priority): New function.
22327 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22328 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22330 2007-02-24 Jan Hubicka <jh@suse.cz>
22332 PR middle-end/30509
22333 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22334 copying for inlining.
22336 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22337 Jan Hubicka <jh@suse.cz>
22340 * i386.c (counter_mode): New function.
22341 (expand_set_or_movmem_via_loop): Use it.
22342 (expand_movmem_epilogue): Likewise; fix pasto.
22343 (ix86_expand_movmem): Do emit guard even for constant counts.
22344 (ix86_expand_setmem): Likewise.
22346 2007-02-25 Nick Clifton <nickc@redhat.com>
22348 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22349 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22351 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22354 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22355 count argument with 0x10, not with 0x16.
22356 (expand_setmem_epilogue): Ditto.
22358 2007-02-24 Mike Stump <mrs@apple.com>
22360 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22363 2007-02-24 Richard Guenther <rguenther@suse.de>
22365 PR middle-end/30951
22366 * fold-const.c (fold_binary): Fold x +- CST op x for
22367 EQ_EXPR and NE_EXPR.
22369 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22371 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22373 2007-02-24 Jan Hubicka <jh@suse.cz>
22375 * cgraphunit.c (decide_is_function_needed): Honor
22376 -fkeep-inline-functions.
22378 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22380 * builtins.c (fold_builtin_modf): New.
22381 (fold_builtin_2): Use it.
22383 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22385 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22386 (determine_max_iter): Take additional LOOP arg; all callers changed.
22387 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22388 one using simplifications.
22389 (simplify_using_initial_values): Return if the expression becomes
22390 invalid due to altered regs.
22392 2007-02-23 DJ Delorie <dj@redhat.com>
22394 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22396 2007-02-23 Mike Stump <mrs@apple.com>
22398 * tlink.c (scan_linker_output): Parse linker messages from
22399 darwin9's linker better.
22401 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22404 * varpool.c (varpool_assemble_pending_decls): Set
22405 varpool_last_needed_node to null.
22407 2007-02-23 DJ Delorie <dj@redhat.com>
22409 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22410 alignment bigger than the object file can handle.
22412 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22415 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22416 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22417 (*movsf_1): Penalize MMX moves.
22419 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22421 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22422 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22424 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22426 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22428 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22429 (fold_builtin_1): Use them.
22430 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22431 BUILT_IN_SIGNIFICAND.
22433 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22435 * config/i386/i386.c (bdesc_1arg): Initialize
22436 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22437 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22438 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22439 and IX86_BUILTIN_MOVSLDUP.
22441 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22443 PR rtl-optimization/30841
22444 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22446 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22448 * builtins.c (fold_builtin_frexp): New.
22449 (fold_builtin_2): Use it.
22451 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22453 * doc/invoke.texi (Spec Files): Document getenv spec function.
22455 * gcc.c (getenv_spec_function): New function.
22456 (static_spec_functions): Add it.
22457 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22458 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22461 2007-02-22 Michael Matz <matz@suse.de
22464 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22465 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22467 2007-02-22 Ian Lance Taylor <iant@google.com>
22470 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22471 (mem_loc_descriptor): Call it.
22473 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22474 Ira Rosen <irar@il.ibm.com>
22476 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22478 2007-02-22 Ira Rosen <irar@il.ibm.com>
22480 PR tree-optimization/30843
22481 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22482 stores only after all the group is vectorized.
22484 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22486 PR tree-optimization/30858
22487 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22488 in the reduction cycle have a single use in the loop.
22489 * tree-vectorizer.h (relevant): Add documentation.
22491 2007-02-20 Mike Stump <mrs@apple.com>
22493 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22494 * configure: Regenerate.
22496 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22498 Change the defaults of some parameters and options.
22499 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22500 * config/spu/spu.c (spu_optimization_options): Add.
22501 (spu_override_options): Change params in spu_optimization_options.
22502 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22504 Register 127 is only 16 byte aligned when used as a frame pointer.
22505 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22506 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22507 HARD_FRAME_POINTER_REGNUM.
22508 (spu_legitimate_address): Use regno_aligned_for_reload.
22509 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22510 aligned when frame_pointer_needed is true.
22511 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22513 * config/spu/spu.h (INIT_EXPANDERS): Define.
22515 Make sure shift and rotate instructions have valid immediate operands.
22516 * config/spu/predicates.md (spu_shift_operand): Remove.
22517 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22518 * config/spu/constraints.md (W, O): Extend range.
22519 * config/spu/spu.md (umask, nmask): Define.
22520 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22521 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22522 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22523 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22524 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22525 (lshr<mode>3_reg): Fix rtl description.
22527 Make sure mulhisi immediate operands are valid.
22528 * config/spu/predicates.md (imm_K_operand): Add.
22529 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22531 Generate constants using fsmbi and andi.
22532 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22533 (print_operand, spu_split_immediate, classify_immediate,
22534 fsmbi_const_p): Handle IC_FSMBI2.
22536 Correctly handle a CONST_VECTOR containing symbols.
22537 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22538 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22539 (immediate_load_p): Allow symbols that use 2 instructions to create.
22540 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22541 with symbols when flag_pic is set.
22542 (const_vector_immediate_p): New.
22543 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22544 accept a CONST_VECTOR with symbols.
22545 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22546 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22548 * config/spu/spu.md (high, low): Delete.
22549 (low_<mode>): Define.
22551 Remove INTRmode and INTR_REGNUM, which didn't work.
22552 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22554 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22555 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22556 peephole2 pattern): Don't use INTR or 131.
22557 (movintrcc): Delete.
22558 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22559 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22560 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22561 (UNSPEC_SET_INTR): Add.
22562 * config/spu/spu-modes.def (INTR): Remove.
22564 More accurate warnings about run-time relocations.
22565 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22567 Correctly warn about immediate arguments to specific intrinsics.
22568 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22569 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22570 the instruction predicate.
22572 Fix tree check errors with latest update.
22573 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22575 (spu_expand_builtin): Use CALL_EXPR_FN.
22577 Add missing specific intrinsics.
22578 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22580 * config/spu/spu_internals.h: Ditto.
22582 Fix incorrect operand modifiers.
22583 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22584 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22586 Optimize one case of zero_extend of a vec_select.
22587 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22589 Accept any immediate for hbr.
22590 * config/spu/spu.md (hbr): Change s constraints to i.
22592 2007-02-21 Paul Brook <paul@codesourcery.com>
22594 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22595 condexec_count when skipping USE and CLOBBER.
22597 2007-02-21 Nick Clifton <nickc@redhat.com>
22599 * common.opt (Warray-bounds): Add Warning attribute.
22600 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22602 (fsized-zeroes): Add Optimization attribute.
22603 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22604 * c.opt (Wc++0x-compat): Add Warning attribute.
22606 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22608 PR middle-end/30761
22609 * reload1.c (eliminate_regs_in_insn): In the single_set special
22610 case, attempt to re-recognize the insn before falling back to
22611 having reload fix it up.
22613 2007-02-20 Eric Christopher <echristo@gmail.com>
22615 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22616 Rewrite accordingly.
22617 (frv_read_iacc_argument): Ditto.
22618 (frv_expand_set_builtin): Take a call instead of arglist, update for
22620 (frv_expand_unop_builtin): Ditto.
22621 (frv_expand_binop_builtin): Ditto.
22622 (frv_expand_cut_builtin): Ditto.
22623 (frv_expand_binopimm_builtin): Ditto.
22624 (frv_expand_voidbinop_builtin): Ditto.
22625 (frv_expand_int_void2arg): Ditto.
22626 (frv_expand_prefetches): Ditto.
22627 (frv_expand_voidtriop_builtin): Ditto.
22628 (frv_expand_voidaccop_builtin): Ditto.
22629 (frv_expand_load_builtin): Ditto.
22630 (frv_expand_store_builtin): Ditto.
22631 (frv_expand_mdpackh_builtin): Ditto.
22632 (frv_expand_mclracc_builtin): Ditto.
22633 (frv_expand_mrdacc_builtin): Ditto.
22634 (frv_expand_mwtacc_builtin): Ditto.
22635 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22638 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22640 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22641 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22643 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22644 point instructions.
22645 * configure: Regenerate.
22646 * config.in: Regenerate.
22647 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22648 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22649 masks to power6 and power6x and to POWERPC_MASKS.
22650 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22652 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22653 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22654 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22655 Access PROTOTYPE as variable, not mask.
22657 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22659 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22660 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22661 * combine.c (adjust_for_new_dest): Use it.
22662 * postreload.c (reload_combine): Likewise.
22664 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22666 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22667 notes on an insn with multiple sets, even if single_set returns
22668 non-NULL for that insn.
22670 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22672 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22673 scalbn and scalbln.
22675 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22677 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22678 if user didn't pass it.
22679 * config/i386/darwin.h (CC1_SPEC): Likewise.
22680 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22681 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22682 -mmacosx-version-min.
22684 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22685 Uros Bizjak <ubizjak@gmail.com>
22687 * optabs.h (enum optab_index): Add new OTI_scalb.
22688 (scalb_optab): Define corresponding macro.
22689 * optabs.c (init_optabs): Initialize scalb_optab.
22690 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22692 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22693 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22694 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22695 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22696 flag_unsafe_math_optimizations is set.
22698 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22699 to implement scalbf, scalb and scalbl built-ins as inline x87
22702 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22703 DJ Delorie <dj@redhat.com>
22706 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22707 (diagnostic_report_diagnostic): ... here, and turn them into real
22708 errors. If warnings are inhibited, no need to do anything.
22710 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22712 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22713 better code generation.
22715 2007-02-20 Ben Elliston <bje@au.ibm.com>
22717 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22719 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22721 * config/alpha/alpha.c, config/alpha/alpha.md,
22722 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22723 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22724 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22725 config/arm/lib1funcs.asm: Follow spelling conventions.
22727 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22728 config/fr30/fr30.md, config/i386/i386.h,
22729 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22730 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22731 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22732 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22733 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22734 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22735 config/sparc/sparc.c, config/sparc/sparc.h,
22736 config/sparc/sparc.md, config/spu/constraints.md,
22737 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22740 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22743 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22746 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22748 * doc/invoke.texi (-ftree-lrs): Remove.
22750 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22752 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22755 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22757 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22758 new CALL_EXPR_FN macro for retrieving the function
22759 declaration of the input expression.
22761 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22763 * c.opt (Waddress): New.
22764 * common.opt (Walways-true): Delete.
22765 (Wstring-literal-comparison): Delete.
22766 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22767 -Wstring-literal-comparison. Add -Waddress.
22769 (Walways-true): Delete.
22770 (Wstring-literal-comparison): Delete.
22771 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22772 consistently instead of -Walways-true in example.
22773 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22774 * c-typeck.c (parser_build_binary_op): Replace
22775 -Wstring-literal-comparison and -Walways-true with -Waddress.
22776 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22779 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22781 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22782 without DECL_STRUCT_FUNCTION initialized.
22784 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22786 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22787 due to calls to functions taking pointers as parameters.
22789 2007-02-19 Richard Henderson <rth@redhat.com>
22792 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22795 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22797 * config/s390/s390.c (s390_call_saved_register_used,
22798 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22799 accessed to the new scheme.
22801 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22803 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22804 (cris_print_index, cris_print_operand, cris_print_operand_address)
22805 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22806 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22807 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22808 GET_CODE () == xxx.
22809 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22810 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22811 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22812 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22813 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22814 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22815 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22816 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22817 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22818 (uminsi3, call, call_value): Ditto.
22819 (define_split: indir_to_reg_split, unnamed): Ditto.
22821 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22823 PR tree-optimization/30975
22824 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22827 2007-02-18 Eric Christopher <echristo@gmail.com>
22829 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22830 Remove use of arglist.
22831 (mips_expand_builtin): Remove use of arglist, pass in expr.
22832 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22833 (mips_expand_builtin_movtf): Ditto.
22834 (mips_expand_builtin_compare): Ditto.
22836 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22838 * tree-sra.c (sra_build_assignment): Replace assertion
22839 checking with a comment explaining why it can't be done.
22841 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22843 PR middle-end/30833
22844 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22845 during CALL_EXPR representation conversion.
22846 * tree-ssa-propagate.c (set_rhs): Likewise.
22848 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22850 * tree-sra.c (sra_build_assignment): Disable assertion checking
22853 2007-02-18 Roger Sayle <roger@eyesopen.com>
22855 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22856 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22857 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22859 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22860 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22861 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22862 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22863 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22864 force_gimple_operand): Likewise.
22865 * ipa-cp.c (constant_val_insert): Likewise.
22866 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22867 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22868 perfect_nestify): Likewise.
22869 * langhooks.c (lhd_omp_assignment): Likewise.
22870 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22871 lower_copyprivate_clauses, lower_send_clauses,
22872 lower_send_shared_vars, expand_parallel_call,
22873 expand_omp_for_generic, expand_omp_for_static_nochunk,
22874 expand_omp_for_static_chunk, expand_omp_sections,
22875 lower_omp_single_copy, lower_omp_for_lastprivate,
22876 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22877 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22878 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22881 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22883 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22884 config/sh/sh.md: Follow spelling conventions.
22886 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22887 config/frv/predicates.md: Follow spelling conventions.
22889 * config/m68k/linux-unwind.h: Fix a comment typo.
22890 * target.h: Follow spelling conventions.
22892 2007-02-18 Roger Sayle <roger@eyesopen.com>
22894 PR rtl-optimization/28173
22895 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22896 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22897 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22898 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22899 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22901 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22903 * builtins.c (fold_builtin_load_exponent): New.
22904 (fold_builtin_2): Use it.
22906 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22908 PR rtl-optimization/30773
22909 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22910 if we fail to attach a REG_EQUIV note.
22912 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22913 Roger Sayle <roger@eyesopen.com>
22915 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22917 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22919 * calls.c (initialize_argument_information): Pass original EXP
22920 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22921 code to split complex arguments here, as part of initializing the
22923 (expand_call): Remove code that builds a list of arguments and
22924 inserts implicit arguments into it. Instead, just count how many
22925 implicit arguments there will be so we can determine the size of
22926 the ARGS array, and let initialize_argument_information do the work.
22927 (split_complex_values): Delete unused function.
22929 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22931 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22933 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22935 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22936 for arg pointer based indexed addressing.
22938 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22940 * config/ia64/ia64.h, config/ia64/ia64.md,
22941 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22942 spelling conventions.
22944 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22946 * config/m68k/m68k.c (split_di): New.
22947 * config/m68k/m68k-protos.h: Declare split_di.
22948 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22949 Improve predicate handling and split constant shifts.
22951 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22953 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22954 parameter for register bitfield operations, general predicates
22957 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22959 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22960 * config/m68k/linux-unwind.h: New file.
22962 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22964 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22965 config/i386/athlon.md, config/ia64/ia64.md,
22966 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22967 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22968 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22969 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22970 tree-vect-transform.c: Fix comment typos.
22972 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22974 * sched-deps.c (find_insn_list): Remove.
22975 * sched-int.h: Remove the prototype for find_insn_list.
22977 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22979 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22981 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22982 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22983 darwin_rs6000_override_options.
22984 (C_COMMON_OVERRIDE_OPTIONS): Expect
22985 darwin_macosx_version_min to be non-NULL always.
22986 (TARGET_C99_FUNCTIONS): Likewise.
22987 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22988 (DARWIN_MINVERSION_SPEC): New.
22989 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22990 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22992 (DARWIN_MINVERSION_SPEC): New.
22993 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22995 * config/darwin-c.c (darwin_cpp_builtins): Expect
22996 darwin_macosx_version_min to be non-NULL always.
22998 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23000 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23002 * config/i386/i386.h (x86_use_xchgb): New.
23003 (TARGET_USE_XCHGB): New macro.
23004 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23005 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23006 Split after reload into bswaphi for shifts of 8.
23007 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23008 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23009 or when optimizing for size.
23011 2007-02-16 Richard Guenther <rguenther@suse.de>
23012 Christian Bruel <christian.bruel@st.com>
23014 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23015 DECLs but prefer SSA_NAMEs over DECLs.
23017 2007-02-16 Richard Guenther <rguenther@suse.de>
23019 * tree-flow-inline.h (single_imm_use_p): Remove.
23020 (zero_imm_uses_p): Likewise.
23021 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23022 instead of single_imm_use_p.
23023 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23026 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23029 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23030 nested double- and backquotes.
23032 2007-02-15 Roger Sayle <roger@eyesopen.com>
23034 PR middle-end/30391
23035 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23036 should be unreachable.
23037 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23038 For the time being redirect GIMPLE_MODIFY_STMT to the new
23039 (renamed) build_gimple_modify_stmt_stat.
23040 (build2_gimple_stat): Rename to...
23041 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23042 Always build a GIMPLE_MODIFY_STMT node.
23043 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23044 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23047 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23048 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23049 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23050 expand_complex_div_wide): Likewise.
23051 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23052 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23053 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23054 * tree-ssa-loop-manip.c (create_iv): Likewise.
23055 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23056 abs_replacement): Likewise.
23057 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23058 realify_fake_stores): Likewise.
23060 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23061 node rather than a GIMPLE_MODIFY_STMT node.
23062 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23063 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23065 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23066 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23067 GIMPLE_MODIFY_STMT.
23069 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23071 PR middle-end/30433
23072 * fold-const.c (fold_comparison): Add back the
23073 folding of constant complex comparisions.
23075 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23077 PR middle-end/30729
23078 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23079 effects unknown to this function, return early.
23081 2007-02-15 Ian Lance Taylor <iant@google.com>
23083 * lower-subreg.c (move_eh_region_note): New static function.
23084 (resolve_simple_move): Call it.
23085 (decompose_multiword_subregs): Track blocks for which we resolve a
23086 simple move which is also a control flow insn. Pass them to
23087 find_many_sub_basic_blocks.
23088 (pass_lower_subreg): Add TODO_verify_flow.
23089 (pass_lower_subreg2): Likewise.
23091 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23092 Brooks Moses <brooks.moses@codesourcery.com>
23093 Lee Millward <lee.millward@codesourcery.com>
23095 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23096 (VL_EXP_CLASS_P): New.
23097 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23099 (TREE_OPERAND_CHECK_CODE): Likewise.
23100 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23101 (TREE_RTL_OPERAND_CHECK): Likewise.
23102 (tree_operand_check_failed): Make second parameter the whole tree
23103 instead of its code. Fixed callers.
23104 (VL_EXP_CHECK): New.
23105 (TREE_OPERAND_LENGTH): New.
23106 (VL_EXP_OPERAND_LENGTH): New.
23107 (CALL_EXPR_FN): New.
23108 (CALL_EXPR_STATIC_CHAIN): New.
23109 (CALL_EXPR_ARGS): New.
23110 (CALL_EXPR_ARG): New.
23111 (call_expr_nargs): New.
23112 (CALL_EXPR_ARGP): New.
23113 (build_nt_call_list): Declare.
23114 (build_vl_exp_stat): Declare.
23115 (build_vl_exp): New.
23116 (build_call_list): Declare.
23117 (build_call_nary): Declare.
23118 (build_call_valist): Declare.
23119 (build_call_array): Declare.
23120 (call_expr_arg): Declare.
23121 (call_expr_argp): Declare.
23122 (call_expr_arglist): Declare.
23123 (fold_build_call_list): Declare.
23124 (fold_build_call_list_initializer): Declare.
23125 (fold_call_expr): Declare to replace fold_builtin.
23126 (fold_builtin_fputs): Update to agree with modified definition.
23127 (fold_builtin_strcpy): Likewise.
23128 (fold_builtin_strncpy): Likewise.
23129 (fold_builtin_memory_chk): Likewise.
23130 (fold_builtin_stxcpy_chk): Likewise.
23131 (fold_builtin_strncpy_chk): Likewise.
23132 (fold_builtin_next_arg): Likewise.
23133 (fold_build_call_expr): Declare.
23134 (fold_builtin_call_list): Declare.
23135 (fold_builtin_call_valist): Declare.
23136 (build_call_expr): Declare.
23137 (validate_arglist): Update to agree with modified definition.
23138 (tree_operand_length): New.
23139 (call_expr_arg_iterator): New.
23140 (init_call_expr_arg_iterator): New.
23141 (next_call_expr_arg): New.
23142 (first_call_expr_arg): New.
23143 (more_call_expr_args_p): New.
23144 (FOR_EACH_CALL_EXPR_ARG): New.
23146 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23147 and tcc_gimple_stmt.
23148 (tree_code_size): Update documentation. Use sizeof (tree) rather
23149 than sizeof (char *).
23150 (tree_size): Likewise. Add case for tcc_vl_exp.
23151 (tree_node_structure): Add case for tcc_vl_exp.
23152 (contains_placeholder_p): Likewise.
23153 (substitute_in_expr): Likewise.
23154 (substitute_placeholder_in_expr): Likewise.
23155 (stabilize_reference_1): Likewise.
23156 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23157 to diagnose breakage of this interface for constructing CALL_EXPRs.
23158 (build_nt): Add similar assertion here.
23159 (build_nt_call_list): New.
23160 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23161 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23163 (get_callee_fndecl): Use new CALL_EXPR accessors.
23164 (tree_operand_check_failed): Change parameters to pass entire node
23165 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23166 (process_call_operands): New.
23167 (build_vl_exp_stat): New.
23168 (build_call_list): New.
23169 (build_call_nary): New.
23170 (build_call_valist): New.
23171 (build_call_array): New.
23172 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23173 (call_expr_arglist): New.
23175 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23176 tcc_vl_exp instead of a fixed-size tcc_expression.
23178 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23179 accessors for CALL_EXPRs.
23180 (AGGR_INIT_EXPR): Likewise.
23182 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23183 Brooks Moses <brooks.moses@codesourcery.com>
23184 Lee Millward <lee.millward@codesourcery.com>
23186 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23187 (expand_builtin_nonlocal_goto): Change parameter to be entire
23188 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23189 (expand_builtin_prefetch): Likewise.
23190 (expand_builtin_classify_type): Likewise.
23191 (mathfn_built_in): Return NULL_TREE instead of 0.
23192 (expand_errno_check): Use new CALL_EXPR accessors.
23193 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23194 Return NULL_RTX instead of 0.
23195 (expand_builtin_mathfn_2): Likewise.
23196 (expand_builtin_mathfn_3): Likewise.
23197 (expand_builtin_interclass_mathfn): Likewise.
23198 (expand_builtin_sincos): Likewise.
23199 (expand_builtin_cexpi): Likewise.
23200 (expand_builtin_int_roundingfn): Likewise.
23201 (expand_builtin_int_roundingfn_2): Likewise.
23202 (expand_builtin_pow): Likewise.
23203 (expand_builtin_powi): Likewise.
23204 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23205 of arglist, fixing callers appropriately. Use new CALL_EXPR
23206 accessors and constructors. Return NULL_RTX instead of 0.
23207 (expand_builtin_strstr): Likewise.
23208 (expand_builtin_strchr): Likewise.
23209 (expand_builtin_strrchr): Likewise.
23210 (expand_builtin_strpbrk): Likewise.
23211 (expand_builtin_memcpy): Likewise.
23212 (expand_builtin_mempcpy): Likewise.
23213 (expand_builtin_mempcpy_args): New.
23214 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23215 (expand_builtin_memmove_args): New.
23216 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23217 (expand_movstr): Likewise.
23218 (expand_builtin_strcpy): Likewise.
23219 (expand_builtin_strcpy_args): New.
23220 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23221 (expand_builtin_strncpy): Likewise.
23222 (expand_builtin_memset): Likewise.
23223 (expand_builtin_memset_args): New.
23224 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23225 (expand_builtin_memcmp): Likewise.
23226 (expand_builtin_strcmp): Likewise.
23227 (expand_builtin_strncmp): Likewise.
23228 (expand_builtin_strcat): Likewise.
23229 (expand_builtin_strncat): Likewise.
23230 (expand_builtin_strspn): Likewise.
23231 (expand_builtin_strcspn): Likewise.
23232 (expand_builtin_args_info): Likewise.
23233 (expand_builtin_va_start): Likewise.
23234 (gimplify_va_arg_expr): Likewise.
23235 (expand_builtin_va_end): Likewise.
23236 (expand_builtin_va_copy): Likewise.
23237 (expand_builtin_frame_address): Likewise.
23238 (expand_builtin_alloca): Likewise.
23239 (expand_builtin_bswap): Likewise.
23240 (expand_builtin_unop): Likewise.
23241 (expand_builtin_fputs): Likewise.
23242 (expand_builtin_expect): Likewise.
23243 (expand_builtin_fabs): Likewise.
23244 (expand_builtin_copysign): Likewise.
23245 (expand_builtin_printf): Likewise.
23246 (expand_builtin_fprintf): Likewise.
23247 (expand_builtin_sprintf): Likewise.
23248 (expand_builtin_init_trampoline): Likewise.
23249 (expand_builtin_signbit): Likewise.
23250 (expand_builtin_fork_or_exec): Likewise.
23251 (expand_builtin_sync_operation): Likewise.
23252 (expand_builtin_compare_and_swap): Likewise.
23253 (expand_builtin_lock_test_and_set): Likewise.
23254 (expand_builtin_lock_release): Likewise.
23255 (expand_builtin): Likewise.
23256 (builtin_mathfn_code): Likewise.
23258 (fold_builtin_constant_p): Pass call arguments individually instead
23259 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23260 accessors and constructors. Return NULL_TREE instead of 0.
23261 (fold_builtin_expect): Likewise.
23262 (fold_builtin_classify_type): Likewise.
23263 (fold_builtin_strlen): Likewise.
23264 (fold_builtin_nan): Likewise.
23265 (integer_valued_real_p): Likewise.
23266 (fold_trunc_transparent_mathfn): Likewise.
23267 (fold_fixed_mathfn): Likewise.
23268 (fold_builtin_cabs): Likewise.
23269 (fold_builtin_sqrt): Likewise.
23270 (fold_builtin_cbrt): Likewise.
23271 (fold_builtin_cos): Likewise.
23272 (fold_builtin_cosh): Likewise.
23273 (fold_builtin_tan): Likewise.
23274 (fold_builtin_sincos): Likewise.
23275 (fold_builtin_cexp): Likewise.
23276 (fold_builtin_trunc): Likewise.
23277 (fold_builtin_floor): Likewise.
23278 (fold_builtin_ceil): Likewise.
23279 (fold_builtin_round): Likewise.
23280 (fold_builtin_int_roundingfn): Likewise.
23281 (fold_builtin_bitop): Likewise.
23282 (fold_builtin_bswap): Likewise.
23283 (fold_builtin_logarithm): Likewise.
23284 (fold_builtin_hypot): Likewise.
23285 (fold_builtin_pow): Likewise.
23286 (fold_builtin_powi): Likewise.
23287 (fold_builtin_exponent): Likewise.
23288 (fold_builtin_memset): Likewise.
23289 (fold_builtin_bzero): Likewise.
23290 (fold_builtin_memory_op): Likewise.
23291 (fold_builtin_bcopy): Deleted; call site changed to invoke
23292 fold_builtin_memory_op directly.
23293 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23294 (fold_builtin_strncpy): Likewise.
23295 (fold_builtin_memcmp): Likewise.
23296 (fold_builtin_strcmp): Likewise.
23297 (fold_builtin_strncmp): Likewise.
23298 (fold_builtin_signbit): Likewise.
23299 (fold_builtin_copysign): Likewise.
23300 (fold_builtin_isascii): Likewise.
23301 (fold_builtin_toascii): Likewise.
23302 (fold_builtin_isdigit): Likewise.
23303 (fold_builtin_fabs): Likewise.
23304 (fold_builtin_abs): Likewise.
23305 (fold_builtin_fmin_fmax): Likewise.
23306 (fold_builtin_carg): Likewise.
23307 (fold_builtin_classify): Likewise.
23308 (fold_builtin_unordered_cmp): Likewise.
23310 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23311 New functions split out from fold_builtin_1.
23312 (fold_builtin_n): New.
23313 (fold_builtin_varargs): New.
23314 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23316 (fold_call_expr): New.
23317 (build_function_call_expr): Rewrite to use new helper function.
23318 (fold_builtin_call_list): New.
23319 (build_call_expr): New.
23320 (fold_builtin_call_valist): New.
23321 (rewrite_call_expr): New.
23322 (validate_arg): New.
23323 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23324 of an arglist. Change return type to bool. Use new CALL_EXPR
23327 (fold_builtin_strstr): Pass call arguments individually instead
23328 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23329 accessors and constructors. Return NULL_TREE instead of 0.
23330 (fold_builtin_strchr): Likewise.
23331 (fold_builtin_strrchr): Likewise.
23332 (fold_builtin_strpbrk): Likewise.
23333 (fold_builtin_strcat): Likewise.
23334 (fold_builtin_strncat): Likewise.
23335 (fold_builtin_strspn): Likewise.
23336 (fold_builtin_strcspn): Likewise.
23337 (fold_builtin_fputs): Likewise.
23338 (fold_builtin_next_arg): Likewise.
23339 (fold_builtin_sprintf): Likewise.
23341 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23342 NULL_RTX instead of 0.
23343 (expand_builtin_memory_chk): Likewise.
23344 (maybe_emit_chk_warning): Likewise.
23345 (maybe_emit_sprintf_chk_warning): Likewise.
23347 (fold_builtin_object_size): Pass call arguments individually instead
23348 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23349 accessors and constructors. Return NULL_TREE instead of 0.
23350 (fold_builtin_memory_chk): Likewise.
23351 (fold_builtin_stxcpy_chk): Likewise.
23352 (fold_builtin_strncpy_chk): Likewise.
23353 (fold_builtin_strcat_chk): Likewise.
23354 (fold_builtin_strcat_chk): Likewise.
23355 (fold_builtin_strncat_chk): Likewise.
23356 (fold_builtin_sprintf_chk): Likewise.
23357 (fold_builtin_snprintf_chk): Likewise.
23358 (fold_builtin_printf): Likewise.
23359 (fold_builtin_vprintf): Likewise.
23361 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23363 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23364 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23365 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23366 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23367 (fold_unary): Likewise.
23368 (fold_binary): Likewise.
23369 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23370 ternary expressions.
23371 (fold): Add logic for tcc_vl_exp.
23372 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23373 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23374 (fold_build3_stat): Add assertion to flag broken interface for
23375 constructing CALL_EXPRs.
23376 (fold_build_call_list): New.
23377 (fold_build_call_list_initializer): New.
23378 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23380 (fold_strip_sign_ops): Likewise.
23382 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23383 Brooks Moses <brooks.moses@codesourcery.com>
23384 Lee Millward <lee.millward@codesourcery.com>
23386 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23387 accessors and dump arguments explicitly.
23389 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23391 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23393 (print_call_name): Use new CALL_EXPR accessors.
23395 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23396 CALL_EXPR arguments explicitly instead of as a list. Use
23397 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23399 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23400 (vrp_visit_stmt): Likewise.
23402 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23403 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23405 (force_move_till_expr): Likewise.
23407 * targhooks.c (default_external_stack_protect_fail): Use
23408 build_call_expr instead of build_function_call_expr.
23409 (default_hidden_stack_protect_fail): Likewise.
23411 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23414 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23415 and walk arguments explicitly.
23417 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23418 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23419 (expand_simple_operations): Likewise.
23420 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23422 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23423 of TREE_CODE_LENGTH.
23424 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23426 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23427 instead of TREE_CODE_LENGTH.
23429 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23430 (tree_ic_transform): Likewise.
23431 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23432 parameter instead of arglist. Fix callers.
23433 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23434 (tree_stringops_transform): Likewise.
23435 (tree_indirect_call_to_profile): Likewise.
23436 (tree_stringops_values_to_profile): Likewise.
23438 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23439 (eliminate_tail_call): Likewise.
23441 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23443 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23444 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23446 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23448 * omp-low.c (build_omp_barrier): Use build_call_expr.
23449 (lower_rec_input_clauses): Likewise.
23450 (lower_reduction_clauses): Likewise.
23451 (expand_parallel_call): Likewise.
23452 (maybe_catch_exception): Likewise.
23453 (expand_omp_for_generic): Likewise.
23454 (expand_omp_for_static_nochunk): Likewise.
23455 (expand_omp_sections): Likewise.
23456 (lower_omp_single_simple): Likewise.
23457 (lower_omp_single_copy): Likewise.
23458 (lower_omp_master): Likewise.
23459 (lower_omp_ordered): Likewise.
23460 (lower_omp_critical): Likewise.
23462 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23463 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23465 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23466 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23467 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23469 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23470 and generalize to handle any number of operands.
23471 (chrec_contains_undetermined): Likewise.
23472 (tree_contains_chrecs): Likewise.
23473 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23475 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23477 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23478 fold_call_expr instead of fold_builtin.
23479 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23480 match declarations there.
23481 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23484 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23485 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23487 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23488 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23490 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23493 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23494 (execute_cse_sincos): Use new CALL_EXPR accessors.
23496 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23498 * gimple-low.c (lower_function_body): Use build_call_expr.
23499 (lower_builtin_setjmp): Likewise.
23501 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23502 (set_storage_via_libcall): Likewise.
23503 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23504 instead of TREE_CODE_LENGTH.
23505 (expand_expr_real_1): Use new CALL_EXPR accessors.
23507 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23508 generalize to handle any number of operands.
23509 (TB_parent_eq): Likewise.
23511 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23512 (strip_builtin_expect): Likewise.
23514 * function.c (gimplify_parameters): Use build_call_expr.
23516 * tree-vectorizer.c (vect_is_simple_reduction): Use
23517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23519 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23520 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23522 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23525 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23526 (gimplify_decl_expr): Likewise.
23527 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23528 Use new CALL_EXPR iterators.
23529 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23530 (gimplify_modify_expr_to_memset): Likewise.
23531 (gimplify_variable_sized_compare): Likewise.
23532 (gimplify_omp_atomic_fetch_op): Likewise.
23533 (gimplify_omp_atomic_pipeline): Likewise.
23534 (gimplify_omp_atomic_mutex): Likewise.
23535 (gimplify_function_tree): Likewise.
23537 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23538 (call_expr_flags): Likewise.
23539 (expand_call): Likewise.
23541 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23542 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23545 * coverage.c (create_coverage): Use build_call_expr.
23547 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23548 (temp_call_expr_obstack): New.
23549 (pool_copy_list): Delete.
23550 (temp_copy_call_expr): New.
23551 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23552 CALL_EXPR accessors. Get rid of special goo for copying argument
23553 lists and use temp_copy_call_expr instead.
23554 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23555 CALL_EXPR accessors.
23556 (create_expression_by_pieces): Likewise. Use build_call_array
23557 to construct the result instead of fold_build3.
23558 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23559 dealing with argument lists.
23560 (init_pre): Remove references to expression_node_pool and
23561 list_node_pool. Init temp_call_expr_obstack instead.
23562 (fini_pre): Remove references to expression_node_pool and
23565 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23566 and walk arguments explicitly instead of as a list.
23568 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23569 (mx_register_decls): Likewise.
23570 (mudflap_register_call): Likewise.
23571 (mudflap_finish_file): Likewise.
23573 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23574 (ipa_callsite_compute_param): Likewise.
23576 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23577 accessors and constructor.
23579 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23580 accessors and constructor.
23581 (convert_tramp_reference): Likewise.
23582 (convert_call_expr): Likewise.
23583 (finalize_nesting_tree_1): Likewise.
23585 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23588 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23590 * tree-inline.c (initialize_inlined_parameters): Pass entire
23591 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23593 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23594 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23596 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23597 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23598 (vectorizable_reduction): Likewise.
23599 (vectorizable_call): Use new CALL_EXPR iterators.
23600 (vectorizable_conversion): Use build_call_expr.
23601 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23602 (vect_gen_widened_results_half): Use build_call_expr.
23603 (vect_setup_realignment): Likewise.
23604 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23606 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23607 (pass_through_call): Likewise.
23608 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23611 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23612 (tree_gen_pow2_profiler): Likewise.
23613 (tree_gen_one_value_profiler): Likewise.
23614 (tree_gen_ic_func_profiler): Likewise.
23615 (tree_gen_average_profiler): Likewise.
23616 (tree_gen_ior_profiler): Likewise.
23618 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23619 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23620 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23622 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23623 of TREE_CODE_LENGTH.
23625 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23626 of TREE_CODE_LENGTH.
23628 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23630 (convert_to_integer): Likewise.
23632 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23635 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23636 Brooks Moses <brooks.moses@codesourcery.com>
23637 Lee Millward <lee.millward@codesourcery.com>
23639 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23641 * config/frv/frv.c (frv_expand_builtin): Likewise.
23642 * config/s390/s390.c (s390_expand_builtin): Likewise.
23644 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23645 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23647 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23648 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23649 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23650 (ix86_expand_store_builtin): Likewise.
23651 (ix86_expand_unop_builtin): Likewise.
23652 (ix86_expand_unop1_builtin): Likewise.
23653 (ix86_expand_sse_compare): Likewise.
23654 (ix86_expand_sse_comi): Likewise.
23655 (ix86_expand_vec_init_builtin): Likewise.
23656 (ix86_expand_vec_ext_builtin): Likewise.
23657 (ix86_expand_vec_set_builtin): Likewise.
23658 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23660 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23661 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23663 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23664 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23665 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23667 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23669 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23670 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23671 arglist. Use new CALL_EXPR accessors. Fix callers.
23672 (altivec_expand_abs_builtin): Likewise.
23673 (rs6000_expand_binop_builtin): Likewise.
23674 (altivec_expand_predicate_builtin): Likewise.
23675 (altivec_expand_lv_builtin): Likewise.
23676 (spe_expand_stv_builtin): Likewise.
23677 (altivec_expand_stv_builtin): Likewise.
23678 (rs6000_expand_ternop_builtin): Likewise.
23679 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23680 (altivec_expand_st_builtin): Likewise.
23681 (altivec_expand_dst_builtin): Likewise.
23682 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23683 arglist. Use new CALL_EXPR accessors. Fix callers.
23684 (altivec_expand_vec_set_builtin): Likewise.
23685 (altivec_expand_vec_ext_builtin): Likewise.
23686 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23687 (spe_expand_builtin): Likewise.
23688 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23689 arglist. Use new CALL_EXPR accessors. Fix callers.
23690 (spe_expand_evsel_builtin): Likewise.
23691 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23692 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23694 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23695 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23696 (arm_expand_unop_builtin): Likewise.
23697 (arm_expand_builtin): Use new CALL_EXPR accessors.
23699 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23702 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23703 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23705 (bfin_expand_unop_builtin): Likewise.
23706 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23708 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23709 Brooks Moses <brooks.moses@codesourcery.com>
23710 Lee Millward <lee.millward@codesourcery.com>
23712 * c-semantics.c (build_stmt): Add internal diagnostic check.
23714 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23715 accessors. Print arguments explicitly instead of as a list.
23717 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23719 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23720 (c_finish_omp_flish): Likewise.
23722 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23723 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23724 instead of TREE_CODE_LENGTH.
23725 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23726 (c_warn_unused_result): Likewise.
23728 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23731 * doc/invoke.texi (Warning Options): Remove
23732 -Werror-implicit-function-declaration.
23733 (Wimplicit-function-declaration): Update description.
23734 * opts.c (common_handle_option): Move handling of -Werror=* to...
23735 (enable_warning_as_error): ...here.
23736 * opts.h (enable_warning_as_error): Declare.
23737 * c-decl.c (implicit_decl_warning): Unless
23738 -Wno-implicit-function-declaration is given, emit a pedwarn if
23739 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23740 * c.opt (Wimplicit-function-declaration): Replace
23741 mesg_implicit_function_declaration with
23742 warn_implicit_function_declaration.
23743 * c-opts.c (c_common_handle_option):
23744 -Werror-implicit-function-declaration is exactly equal as
23745 -Werror=implicit-function-declaration.
23746 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23747 warn_implicit_function_declaration.
23748 (c_common_post_options): -Wimplict-function-declaration is enabled
23749 by default by -std=c99, otherwise is disabled by default.
23750 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23752 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23754 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23755 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23756 former is ignored but not the latter.
23758 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23760 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23761 is made and the reference doesn't use the alias set of its type,
23762 do not create the temporary using that type.
23764 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23766 * jump.c: Remove prototypes for delete_computation and
23767 delete_prior_computation.
23769 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23771 * jump.c (get_label_after): Delete.
23772 (get_label_before, delete_computation, delete_jump,
23773 delete_prior_computation, follow_jumps): Move...
23774 * reorg.c (delete_computation, delete_prior_computation): ... here...
23775 (get_label_before, delete_jump): ... making these static ...
23776 (follow_jumps): ... and simplifying this since it only runs after
23778 * rtl.h (get_label_after, get_label_before, delete_jump,
23779 follow_jumps): Delete prototypes.
23781 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23783 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23785 2007-02-15 Nick Clifton <nickc@redhat.com>
23787 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23788 order to prevent it from being munged by the target.
23790 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23792 * config/i386/i386.md: Remove misleading comment.
23794 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23796 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23797 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23800 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23802 * tree-sra.c (instantiate_missing_elements): Canonicalize
23804 (sra_build_assignment): New.
23805 (generate_copy_inout, generate_element_copy,
23806 generate_element_zero, generate_one_element_init): Use it.
23808 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23810 * tree-sra.c (instantiate_missing_elements): Canonicalize
23812 (sra_build_assignment): New.
23813 (generate_copy_inout, generate_element_copy,
23814 generate_element_zero, generate_one_element_init): Use it.
23816 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23818 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23821 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23824 types as aggregates not scalars.
23825 * function.c (assign_stack_temp_for_type): Likewise.
23827 2007-02-14 Roger Sayle <roger@eyesopen.com>
23828 Zdenek Dvorak <dvorakz@suse.cz>
23830 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23833 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23835 * passes.c (next_pass_1): Clear the next field of the copied
23838 2007-02-14 Richard Henderson <rth@redhat.com>
23840 * tree-sra.c (early_sra): New.
23841 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23842 (tree_sra_early, pass_sra_early): New.
23843 * tree-pass.h (pass_sra_early): Declare.
23844 * passes.c (init_optimization_passes): Use it.
23846 2007-02-14 Richard Guenther <rguenther@suse.de>
23848 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23850 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23852 PR tree-optimization/30771
23853 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23855 (vect_analyze_operations): Induction phis can now be marked as
23857 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23858 Update documentation accordingly.
23860 2007-02-14 Nick Clifton <nickc@redhat.com>
23862 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23863 most 3 arguments are supported.
23864 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23866 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23868 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23869 Ensure dst->current is valid.
23871 2007-02-13 Paul Brook <paul@codesourcery.com>
23873 * config.gcc: Add arm*-*-uclinux-*eabi.
23874 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23875 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23876 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23877 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23878 (LINK_SPEC): Define.
23879 (LIB_SPEC): Define.
23880 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23882 * config/arm/uclinux-eabi.h: New file.
23883 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23884 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23887 2007-02-13 Ian Lance Taylor <iant@google.com>
23889 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23890 * flags.h (warn_strict_overflow): Declare.
23891 (enum warn_strict_overflow_code): Define.
23892 (issue_strict_overflow_warning): New static inline function.
23893 * opts.c (warn_strict_overflow): New variable.
23894 (common_handle_option): Handle OPT_Wstrict_overflow and
23895 OPT_Wstrict_overflow_.
23896 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23898 * fold-const.c: Include intl.h.
23899 (fold_deferring_overflow_warnings): New static variable.
23900 (fold_deferred_overflow_warning): New static variable.
23901 (fold_deferred_overflow_code): New static variable.
23902 (fold_defer_overflow_warnings): New function.
23903 (fold_undefer_overflow_warnings): New function.
23904 (fold_undefer_and_ignore_overflow_warnings): New function.
23905 (fold_deferring_overflow_warnings_p): New function.
23906 (fold_overflow_warning): New static function.
23907 (make_range): Add strict_overflow_p parameter. Change all
23909 (extract_muldiv, extract_muldiv_1): Likewise.
23910 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23911 tree_expr_nonnegative_p.
23912 (fold_negate_expr): Call fold_overflow_warning.
23913 (fold_range_test): Likewise.
23914 (fold_comparison): Likewise.
23915 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23916 instead of tree_expr_nonnegative_p.
23917 (tree_expr_nonnegative_warnv_p): Rename from
23918 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23919 (tree_expr_nonnegative_p): New function.
23920 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23921 strict_overflow_p parameter.
23922 (tree_expr_nonzero_p): New function.
23923 * passes.c (verify_interpass_invariants): New static function.
23924 (execute_one_pass): Call it.
23925 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23927 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23928 (estimate_numbers_of_iterations): Likewise.
23929 (scev_probably_wraps_p): Likewise.
23930 * tree-ssa-ccp.c: Include "toplev.h".
23931 (evaluate_stmt): Defer fold overflow warnings until we know we are
23933 (struct fold_stmt_r_data): Add stmt field.
23934 (fold_stmt_r): Defer fold overflow warnings until we know we
23936 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23937 (fold_stmt_inplace): Likewise.
23938 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23939 (cleanup_control_expr_graph): Defer fold overflow warnings until
23940 we know we are going to optimize.
23941 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23942 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23944 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23945 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23946 * tree-ssa-loop-manip.c (create_iv): Likewise.
23947 * c-typeck.c (build_conditional_expr): Likewise.
23948 (build_binary_op): Likewise.
23949 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23950 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23951 (extract_range_from_unary_expr): Likewise.
23952 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23953 assuming that signed overflow does not occur.
23954 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23955 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23956 (fold_defer_overflow_warnings): Declare.
23957 (fold_undefer_overflow_warnings): Declare.
23958 (fold_undefer_and_ignore_overflow_warnings): Declare.
23959 (fold_deferring_overflow_warnings_p): Declare.
23960 (tree_expr_nonzero_warnv_p): Declare.
23961 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23962 of warning options.
23963 (Warning Options): Document -Wstrict-overflow.
23964 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23965 (tree-ssa-ccp.o): Likewise.
23966 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23967 (fold-const.o): Depend on intl.h.
23969 2007-02-13 Ian Lance Taylor <iant@google.com>
23971 PR middle-end/30751
23972 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23975 2007-02-13 Stuart Hastings <stuart@apple.com>
23977 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23979 2007-02-13 Richard Henderson <rth@redhat.com>
23981 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23982 handled_component_p before looking for the indirect_ref.
23984 2007-02-13 Richard Henderson <rth@redhat.com>
23986 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23987 remove flags clobber.
23988 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23989 (bswaphi_lowpart): New.
23990 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23991 remove TARGET_BSWAP test. Delete expander of the same name.
23993 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23994 (expand_unop): Use them.
23996 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23998 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23999 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24000 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24001 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24002 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24003 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24004 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24005 assembler dialect choice from asm templates.
24007 2007-02-12 Richard Henderson <rth@redhat.com>
24009 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24010 (fixuns_trunc<SSEMODEF>si2): Use it.
24011 * config/i386/sse.md (vec_setv4sf_0): Export.
24012 * config/i386/i386.c (ix86_build_const_vector): Export.
24013 (ix86_split_convert_uns_si_sse): Rename from
24014 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24015 * config/i386/i386-protos.h: Update.
24017 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24020 * c-typeck.c (c_finish_return): Improve warning message.
24022 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24024 * alias.c (find_symbolic_term): Delete unused function.
24026 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24028 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24029 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24030 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24032 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24034 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24035 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24036 the function, temporarily point the debug interface to the null one.
24038 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24040 * dwarf2out.c (round_up_to_align): New static function.
24041 (field_byte_offset): Use it to round the offset.
24043 2007-02-12 Richard Henderson <rth@redhat.com>
24045 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24046 (inswl_const): Export.
24048 2007-02-12 Richard Henderson <rth@redhat.com>
24050 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24051 result mode of the libcall, convert back to outmode.
24053 2007-02-12 Roger Sayle <roger@eyesopen.com>
24055 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24056 (bswapdi2): New define_expand to implement 32-bit implementation.
24058 2007-02-12 Nick Clifton <nickc@redhat.com>
24060 * doc/invoke.texi (Overall Options): Document --help=.
24061 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24062 (cc1_options): Pass --help= on to cc1.
24063 (display_help): Add description of --help=.
24064 (process_command): Add code to handle --help=. Allow translated
24065 --help and --target-help switches to be passed on to compiler
24067 (main): Remove unused if statement.
24068 * opts.c (columns): Remove.
24069 (LEFT_COLUMN): Define.
24070 (wrap_help): Add columns argument.
24071 (print_filtered_help): Change parameters to be an include bitmask,
24072 an exclude bitmask, an any bitmask and the column width. Move the
24073 code to display the params list here. Add code to display the
24074 status of options rather than their descriptions if the quiet flag
24076 (print_specific_help): Change parameters to be an include bitmask,
24077 an exclude bitmask and an any bitmask. Move code to look up the
24078 column width here. Decide upon the title for an options listing.
24079 (common_handle_options): Add code to handle --help=. Adapt code
24080 for --help and --target-help to use the revised form of the
24081 print_specific_help function.
24082 (print_help): Delete.
24083 (print_param_help): Delete.
24084 (print_switch): Delete.
24085 * opts.h (cl_lang_count): Add prototype.
24086 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24087 CL_MAX_OPTION_CLASS): New defines.
24088 * optc-gen.awk: Add construction of cl_lang_count.
24089 * c.opt: Add Warning attribute to warning options and Optimization
24090 attribute to optimization options.
24091 * common.opt: Likewise.
24093 Add -fhelp and -ftarget-help as aliases for the transformed --help
24094 and --target-help options.
24095 * opt-functions.awk: Add code to handle Warning and Optimization
24098 2007-02-12 Richard Henderson <rth@redhat.com>
24100 * config/alpha/constraints.md: New file.
24101 * config/alpha/alpha.c: Include tm-constrs.h.
24102 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24103 alpha_extra_constraint): Remove.
24104 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24105 * config/alpha/alpha-protos.h: Update.
24106 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24107 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24108 (EXTRA_CONSTRAINT): Remove.
24109 * config/alpha/alpha.md: Include constraints.md.
24110 (adddi splitter): Use satisfies_constraint_*.
24111 * config/alpha/predicates.md (add_operand): Likewise.
24112 (sext_add_operand, addition_operation): Likewise.
24114 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24116 PR tree-optimization/29145
24117 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24118 in our handling of restrict qualified pointers.
24120 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24123 * doc/invoke.texi (Wunused-value): Update description.
24124 (Wextra): Delete item.
24125 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24126 value of Wunused-value.
24127 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24128 (c_finish_stmt_expr): Don't check extra_warnings.
24129 (emit_side_effect_warnings): The caller is responsible to check
24132 2007-02-11 Roger Sayle <roger@eyesopen.com>
24133 Matt Thomas <matt@3am-software.com>
24135 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24137 2007-02-11 Roger Sayle <roger@eyesopen.com>
24139 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24140 comparisons of POPCOUNT against zero.
24141 (simplify_const_relational_operation): Likewise.
24143 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24145 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24147 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24149 * dwarf2out.c (root_type): Delete unused function.
24151 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24153 * genattrtab.c (contained_in_p): Delete unused function.
24154 (write_expr_attr_cache): Likewise.
24156 2007-02-11 Jan Hubicka <jh@suse.cz>
24158 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24161 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24163 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24164 to add the REG_EQ* note.
24165 * see.c (see_merge_one_use_extension): Likewise.
24166 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24167 turn REG_EQUAL notes into REG_EQUIV notes if the target
24168 register may have more than one set.
24169 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24170 * gcse.c (try_replace_reg): Likewise.
24171 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24172 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24173 more than one REG_EQUIV note.
24174 * reload1.c (gen_reload): Use set_unique_reg_note.
24176 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24178 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24179 (ix86_builtin_conversion): New function.
24181 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24184 * tree.h (DECL_REPLACEABLE_P): New macro.
24185 * except.c (set_nothrow_function_flags): Likewise.
24187 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24188 Ira Rosen <irar@il.ibm.com>
24189 Dorit Nuzman <dorit@il.ibm.com>
24191 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24192 * targhooks.c (default_builtin_vectorized_conversion): New.
24193 * targhooks.h (default_builtin_vectorized_function): New declaration.
24194 * target.h (struct vectorize): Add builtin_conversion field.
24195 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24196 stmt_vec_info_type value.
24197 (vectorizable_conversion): New declaration.
24198 * tree-vect-analyze.c (vect_analyze_operations): Add
24199 vectorizable_conversion call.
24200 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24201 * tree-vect-transform.c (vectorizable_conversion): New function.
24202 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24203 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24205 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24206 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24207 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24208 or ALTIVEC_BUILTIN_VCFSX.
24210 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24213 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24214 CONST_DOUBLE and operand 0 is a hard register.
24215 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24216 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24217 is a hard floating-point register.
24219 2007-02-10 Richard Henderson <rth@redhat.com>
24220 Jakub Jelinek <jakub@redhat.com>
24221 Alexandre Oliva <aoliva@redhat.com>
24223 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24224 * builtin-types.def (BT_WORD): Make unsigned.
24225 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24226 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24227 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24228 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24229 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24230 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24232 * expr.c (emutls_var_address): New.
24233 (expand_expr_real_1): Expand emulated tls.
24234 (expand_expr_addr_expr_1): Likewise.
24235 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24236 * output.h (emutls_finish): Declare.
24237 * toplev.c (compile_file): Call it.
24238 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24239 address before wrapping in CONST.
24240 * varasm.c (emutls_htab, emutls_object_type): New.
24241 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24242 (get_emutls_object_name, get_emutls_object_type): New.
24243 (get_emutls_init_templ_addr, emutls_decl): New.
24244 (emutls_common_1, emutls_finish): New.
24245 (assemble_variable): When emulating tls, swap decls; generate
24246 constructor for the emutls objects.
24247 (do_assemble_alias): When emulating tls, swap decl and target name.
24248 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24250 * varpool.c (decide_is_variable_needed): Look at force_output.
24251 Recurse for emulated tls.
24252 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24253 with decide_is_variable_needed.
24254 * emutls.c: New file.
24255 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24256 tls_object for real tls.
24258 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24260 PR rtl-optimization/29599
24261 * reload1.c (eliminate_regs_in_insn): Take the destination
24262 mode into account when computing the offset.
24264 2007-02-09 Stuart Hastings <stuart@apple.com>
24265 Richard Henderson <rth@redhat.com>
24267 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24268 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24269 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24270 fixuns_truncdfhi2): New.
24271 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24272 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24273 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24274 (floatunssidf2): Allow nonimmediate source.
24275 * config/i386/sse.md (movdi_to_sse): New.
24276 (vec_concatv2di): Drop '*'.
24277 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24278 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24279 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24281 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24282 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24283 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24284 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24285 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24286 ix86_build_const_vector.
24287 (x86_emit_floatuns): Rewrite.
24289 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24291 * genautomata.c (longest_path_length): Delete unused function.
24292 (struct state): Delete unused longest_path_length.
24293 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24294 (get_free_state): Delete unused.
24296 2007-02-09 Jan Hubicka <jh@suse.cz>
24298 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24299 * doc/invoke.texi (inline-unit-growth): Update default value.
24301 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24302 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24303 (rebuild_cgraph_edges): Likewise.
24304 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24305 (dump_cgraph_node): Dump frequencies.
24306 (cgraph_clone_edge): Add frequency scales.
24307 (cgraph_clone_node): Add freuqnecy.
24308 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24309 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24310 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24311 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24312 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24313 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24314 (save_inline_function_body): Likewise.
24315 * ipa-inline.c: inluce rtl.h
24316 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24317 (cgraph_edge_badness): Use frequencies.
24318 (cgraph_decide_recursive_inlining): Update clonning.
24319 (cgraph_decide_inlining_of_small_function): Dump frequency.
24320 * predict.c (estimate_bb_frequencies): Export.
24321 * predict.h (estimate_bb_frequencies): Declare.
24322 * tree-inline.c (copy_bb): Watch overflows.
24323 (expand_call_inline): Update call of cgraph_create_edge.
24324 (optimize_inline_calls): Use TODO flags to update frequnecies.
24325 * passes.h: Include predict.h
24326 (init_optimization_passes): Move profile ahead.
24327 (execute_function_todo): Handle TODO_rebuild_frequencies.
24329 2007-02-09 Roger Sayle <roger@eyesopen.com>
24331 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24332 the insbl or inswl pattern into a register.
24334 2007-02-09 Roger Sayle <roger@eyesopen.com>
24336 * config/ia64/ia64.md (bswapdi2): New define_insn.
24338 2007-02-09 Richard Henderson <rth@redhat.com>
24340 * config/i386/constraints.md (Ym): New constraint.
24341 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24342 (movdi_1_rex64): Split sse and xmm general register moves from
24343 memory move alternatives. Use conditional register constraints.
24344 (movsf_1, movdf_integer): Likewise.
24345 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24346 (movdf_integer_rex64): New.
24347 (pushsf_rex64): Fix output constraints.
24348 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24349 (sse2_stored): Likewise.
24350 (sse2_storeq_rex64): New.
24351 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24352 amd and not generic.
24353 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24354 for optimize_size. Remove SF/DFmode hack.
24356 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24358 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24361 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24362 Richard Sandiford <richard@codesourcery.com>
24364 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24365 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24366 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24367 m68k/t-mlib to tmake_file.
24368 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24369 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24370 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24371 Allow it to be cf or m68k. Set m68k_arch_family. If that
24372 variable is not empty, add t-$m68k_arch_family to tmake_file.
24373 Add t-mlibs to tmake_file.
24374 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24375 * config/m68k/t-cf: New file.
24376 * config/m68k/t-m68k: Likewise.
24377 * config/m68k/t-mlibs: Likewise.
24378 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24379 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24380 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24381 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24382 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24384 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24385 (INSTALL_LIBGCC): Delete.
24386 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24387 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24388 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24389 (M68K_MLIB_CPU): Define.
24390 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24391 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24392 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24394 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24395 Richard Guenther <rguenther@suse.de>
24397 PR middle-end/23361
24398 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24399 against INT_MIN/INT_MAX.
24400 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24401 file if a loop is removed.
24403 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24405 * calls.c (store_one_arg): Pass correct alignment to
24406 emit_push_insn for non-BLKmode values.
24407 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24408 unaligned stack slot via a suitably aligned slot.
24410 2007-02-08 DJ Delorie <dj@redhat.com>
24412 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24414 (legal_subregs): Use unsigned char, make const.
24415 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24417 2007-02-08 Paul Brook <paul@codesourcery.com>
24419 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24420 special interworking needed.
24422 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24424 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24425 conditional to __SSE2__.
24426 (Entries below should have been added to first ChangeLog
24427 entry for amdfam10 dated 2007-02-05)
24428 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24430 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24432 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24435 2007-02-08 DJ Delorie <dj@redhat.com>
24437 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24438 * config/m32c/m32c.c (legal_subregs): New.
24439 (m32c_illegal_subreg_p): New.
24440 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24441 unsupported subregs of hard regs.
24443 2007-02-08 Jan Hubicka <jh@suse.cz>
24445 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24446 the same one; always update histograms.
24448 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24450 * passes.c (init_optimization_passes): Tidy comment.
24452 2007-02-08 Roger Sayle <roger@eyesopen.com>
24454 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24455 strip zero_extend, bswap and rotates from POCOUNT's argument.
24456 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24457 zero_extend and rotates from PARITY's argument.
24458 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24459 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24460 of an integer constant at compile-time.
24462 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24465 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24467 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24470 * tree-ssa-live.c (remove_unused_locals): Do not remove
24471 TREE_ADDRESSABLE variables.
24472 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24473 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24474 FOR_CLOBBER. Update all users.
24475 If VAR has an associated alias set, add a virtual operand for
24476 it if no alias is found to conflict with the memory reference.
24478 2007-02-07 Jan Hubicka <jh@suse.cz>
24479 Robert Kidd <rkidd@crhc.uiuc.edu>
24481 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24483 2007-02-07 Ian Lance Taylor <iant@google.com>
24485 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24487 2007-02-07 Roger Sayle <roger@eyesopen.com>
24489 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24490 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24491 tablejumpdi, movsi_to_cr_one): Remove constraints from
24492 define_expand's match_operands.
24494 2007-02-07 Roger Sayle <roger@eyesopen.com>
24496 * global.c (compute_regsets): Move declatation of "i" inside of
24497 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24499 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24502 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24503 of INDIRECT_REF <RESULT_DECL>.
24505 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24507 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24508 Kaz Kojima <kkojima@gcc.gnu.org>
24511 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24513 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24515 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24517 * doc/loop.texi: Document possibility not to perform disambiguation
24518 of loops with multiple latches.
24519 * cfgloopmanip.c (alp_enum_p): Removed.
24520 (add_loop): Handle subloops. Use get_loop_body_with_size.
24521 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24522 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24523 the new forwarder block.
24524 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24525 Handle the case latch is NULL.
24526 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24527 modifications when marking loop exits.
24528 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24530 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24531 disambiguate_loops_with_multiple_latches.
24532 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24533 before fix_loop_structure.
24534 * cfgloop.c: Include pointer-set.h and output.h.
24535 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24536 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24537 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24538 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24539 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24540 disambiguate_multiple_latches, get_loop_body_with_size,
24541 disambiguate_loops_with_multiple_latches): New functions.
24542 (flow_loop_dump): Dump multiple latch edges.
24543 (flow_loop_nodes_find): Handle loops with multiple latches.
24544 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24545 (glb_enum_p): Modified.
24546 (get_loop_body): Use get_loop_body_with_size.
24547 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24548 (AVOID_CFG_MODIFICATIONS): New constant.
24549 (disambiguate_loops_with_multiple_latches, add_loop,
24550 get_loop_body_with_size): Declare.
24551 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24553 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24555 PR inline-asm/28686
24556 * global.c (compute_regsets): New function.
24557 (global_alloc): Refactored ELIMINABLE_REGSET
24558 and NO_GLOBAL_ALLOC_REGS computation out.
24559 (rest_of_handle_global_alloc): Call compute_regsets()
24560 for non-optimizing case.
24562 2007-02-06 Richard Henderson <rth@redhat.com>
24564 * config/i386/constraints.md (Y2): Rename from Y.
24565 (Yi): New constraint.
24566 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24567 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24568 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24569 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24570 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24571 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24572 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24573 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24574 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24575 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24576 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24577 vec_extractv2si_1): Change Y constraints to Y2.
24578 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24579 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24580 Change Y constraints to Y2.
24581 (sse2_loadld): Change Y constraints to x.
24583 2007-02-06 Roger Sayle <roger@eyesopen.com>
24585 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24586 (parity<mode>2): New define_expand using rs6000_emit_parity.
24587 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24588 rs6000_emit_parity): New functions.
24589 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24590 rs6000_emit_parity): Prototype here.
24592 2007-02-06 Ian Lance Taylor <iant@google.com>
24594 * lower-subreg.c (simple_move_operand): Reject CONST.
24595 (resolve_clobber): Call validate_change rather than directly
24596 assigning to XEXP (pat, 0).
24598 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24600 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24601 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24602 (tree-cfg.o): Remove hashtab.h dependency.
24604 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24605 (struct ivopts_data): Change niters to pointer_map_t.
24606 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24607 (niter_for_exit): Create pointer_map on demand. Change for
24609 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24610 (free_loop_data): Destroy data->niters if created and reset field.
24611 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24612 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24614 * tree-ssa-reassoc.c: Include pointer-set.h.
24615 (bb_rank): Change to long *.
24616 (operand_rank): Change to pointer_map_t.
24617 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24618 (insert_operand_rank): Accept long.
24619 (operand_entry_hash, operand_entry_eq): Remove.
24620 (get_rank): Return long. Adjust for changes above.
24621 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24623 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24625 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24626 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24627 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24629 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24630 directly since it cannot be NULL.
24631 (get_vi_for_tree): Rewrite for pointer_map API.
24632 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24633 (init_alias_vars): Create vi_for_tree as pointer_map.
24634 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24636 * tree-cfg.c: Don't include hashtab.h.
24637 (edge_to_cases): Declare as pointer_map.
24638 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24640 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24641 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24642 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24644 (record_switch_edge): Delete.
24645 (get_cases_for_edge): Adjust for pointer_map API, inline
24646 record_switch_edge (rewritten for new API), remove goto.
24648 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24650 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24651 * tree-nested.c: Include pointer-set.h.
24652 (var_map_elt, var_map_eq, var_map_hash): Delete.
24653 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24654 to pointer_map_t's.
24655 (nesting_info_bitmap_obstack): New.
24656 (lookup_field_for_decl): Adjust for pointer_map API.
24657 (lookup_tramp_for_decl): Adjust for pointer_map API.
24658 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24659 (get_local_debug_decl): Adjust for pointer_map API.
24660 (convert_nl_goto_reference): Adjust for pointer_map API.
24661 (convert_nl_goto_receiver): Adjust for pointer_map API.
24662 (create_nesting_tree): Create outside GGC space. Create bitmap on
24663 the new obstack. Create field_map and var_map as pointer_maps.
24664 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24666 (lower_nested_functions): Move root here, no need to NULL it.
24667 Initialize and release the obstack.
24669 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24671 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24672 Remove prototypes and make them non-static.
24673 (struct tree_int_map): Remove.
24674 * tree.h (struct tree_int_map): Move here, turning TO into an
24676 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24678 * tree.h (TREE_COMPLEXITY): Remove.
24679 (struct tree_exp): Remove complexity field.
24680 * tree.c (build1_stat): Don't set it.
24682 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24683 Victor Kaplansky <victork@il.ibm.com>
24685 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24686 (vect_is_simple_reduction): Support reduction with induction as
24687 one of the operands.
24688 (vect_is_simple_iv_evolution): Fix formatting.
24689 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24690 formatting. Don't mark induction phis for vectorization.
24691 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24692 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24693 (vect_get_vec_def_for_operand): Support induction.
24694 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24696 (vectorizable_reduction): Support reduction with induction as one of
24698 (vectorizable_type_demotion): Use def-type of stmt argument rather
24699 than dummy def-type.
24701 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24702 flag_tree_scev_cprop.
24703 * common.opt (tree-scev-cprop): New flag.
24705 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24706 call to vect_get_new_vect_var.
24708 2007-02-06 Ira Rosen <irar@il.ibm.com>
24710 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24711 vectype is not NULL.
24712 (vect_pattern_recog_1): Likewise.
24714 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24716 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24717 (fold_negate_expr): Likewise.
24719 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24722 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24723 even if cv-qualification is the same.
24725 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24727 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24728 __enable_execute_stack on completion.
24730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24732 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24733 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24734 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24735 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24736 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24737 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24738 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24739 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24743 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24744 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24745 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24746 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24747 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24748 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24749 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24750 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24751 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24752 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24753 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24754 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24755 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24756 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24757 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24758 sqrtextenddfxf2_i387): Added amdfam10_decode.
24760 * config/i386/athlon.md (athlon_idirect_amdfam10,
24761 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24762 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24763 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24764 athlon_ivector_store_amdfam10): New define_insn_reservation.
24765 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24770 * config/i386/athlon.md (athlon_call_amdfam10,
24771 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24772 define_insn_reservation.
24773 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24774 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24775 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24777 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24779 * config/i386/athlon.md (athlon_sseld_amdfam10,
24780 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24781 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24785 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24786 define_insn_reservation.
24787 * config/i386/i386.md (sseins): Added sseins to define_attr type
24788 and define_attr unit.
24789 * config/i386/sse.md: Set type attribute to sseins for insertq
24792 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24794 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24795 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24796 ssecomi_load_amdfam10, ssecomi_amdfam10,
24797 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24798 define_insn_reservation.
24799 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24801 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24803 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24804 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24805 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24806 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24807 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24808 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24809 define_insn_reservation.
24811 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24812 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24813 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24814 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24815 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24817 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24819 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24820 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24821 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24822 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24823 athlon_ssemul_load_k8): Added amdfam10.
24825 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24827 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24828 (x86_sse_unaligned_move_optimal): New variable.
24830 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24832 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24833 for unaligned vector SSE double/single precision loads for AMDFAM10.
24835 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24837 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24838 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24839 Define TARGET_CPU_DEFAULT_amdfam10.
24840 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24841 (processor_type): Add PROCESSOR_AMDFAM10.
24843 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24844 processor_type in config/i386/i386.h.
24845 Enable imul peepholes for TARGET_AMDFAM10.
24847 * config.gcc: Add support for --with-cpu option for amdfam10.
24849 * config/i386/i386.c (amdfam10_cost): New variable.
24850 (m_AMDFAM10): New macro.
24851 (m_ATHLON_K8_AMDFAM10): New macro.
24852 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24853 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24854 x86_promote_QImode, x86_integer_DFmode_moves,
24855 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24856 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24857 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24858 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24859 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24860 Enable/disable for amdfam10.
24861 (override_options): Add amdfam10_cost to processor_target_table.
24862 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24863 processor_alias_table.
24864 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24865 (ix86_adjust_cost): Add code for amdfam10.
24867 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24869 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24870 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24871 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24872 * config/i386/i386.h: Add builtin definition for SSE4A.
24873 * config/i386/i386.md: Add support for ABM instructions
24874 (popcnt and lzcnt).
24875 * config/i386/sse.md: Add support for SSE4A instructions
24876 (movntss, movntsd, extrq, insertq).
24877 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24878 Add -march=amdfam10 flag.
24879 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24880 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24882 * doc/extend.texi: Add documentation for SSE4A builtins.
24884 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24886 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24888 2007-02-05 Richard Guenther <rguenther@suse.de>
24890 * tree-vectorizer.h (vectorizable_function): Add argument type
24891 argument, change return type.
24892 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24893 * tree-vect-transform.c (vectorizable_function): Handle extra
24894 argument, return vectorized function decl.
24895 (build_vectorized_function_call): Remove.
24896 (vectorizable_call): Handle calls with result and argument types
24897 differing. Handle loop vectorization factor correctly.
24898 * targhooks.c (default_builtin_vectorized_function): Adjust for
24900 * targhooks.h (default_builtin_vectorized_function): Likewise.
24901 * target.h (builtin_vectorized_function): Add argument type
24903 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24904 extra argument, allow vectorizing of lrintf.
24905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24906 documentation of target hook.
24908 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24911 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24912 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24913 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24915 2007-02-05 Roger Sayle <roger@eyesopen.com>
24917 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24918 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24919 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24920 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24921 before canonicalizing sincos to cexpi.
24922 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24924 2007-02-05 Roger Sayle <roger@eyesopen.com>
24926 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24927 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24928 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24930 2007-02-05 Roger Sayle <roger@eyesopen.com>
24932 * mips-tfile.c (initialize_init_file): Correct endianness test.
24934 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24936 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24937 the 'y' constraint.
24939 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24941 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24942 saves in a PARALLEL before the register assignments.
24944 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24946 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24947 DWARF_FRAME_RETURN_COLUMN to be a general register.
24948 * dwarf2out.c (init_return_column_size): New function, split from...
24949 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24950 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24951 to be nongeneral registers.
24952 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24954 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24955 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24957 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24959 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24961 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24963 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24964 (remove_path): Use can_remove_branch_p and remove_branch instead
24965 of loop_delete_branch_edge.
24966 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24967 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24968 Update profile using scale_dominated_blocks_in_loop.
24969 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24970 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24971 (can_remove_branch_p, remove_branch): Declare.
24972 * tree-cfg.c (tree_can_remove_branch_p): New function.
24973 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24974 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24975 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24977 2007-02-05 Jan Hubicka <jh@suse.cz>
24979 PR middle-end/30696
24980 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24981 nodes in cgraph, don't remove offline copy of the function.
24983 2007-02-04 Jan Hubicka <jh@suse.cz>
24985 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24986 vectors might cause maybe_lookup_element_for_expr to be called
24987 on non-sra-candidate.
24989 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24991 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24992 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24993 spelling conventions.
24995 2007-02-04 Richard Guenther <rguenther@suse.de>
24997 PR middle-end/30636
24998 * fold-const.c (try_move_mult_to_index): Make sure to not
24999 overflow one dimension of a multi-dimensional array access.
25001 2007-02-04 Jan Hubicka <jh@suse.cz>
25003 * passes.c (init_optimization_passes): Reindent.
25005 2007-02-04 Jan Hubicka <jh@suse.cz>
25006 Eric Botcazou <ebotcazou@adacore.com>
25008 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25009 (execute_fixup_cfg): Break out the abnormal goto code.
25010 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25011 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25012 (optimize_inline_calls): Call make_nonlocal_label_edges.
25014 2007-02-04 Jan Hubicka <jh@suse.cz>
25016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25017 true when something was changed.
25018 (rename_ssa_copies): When something was changed, do
25019 TODO_remove_unused_locals.
25020 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25021 add TODO_remove_unused_locals when instruction was removed.
25023 2007-02-04 Jan Hubicka <jh@suse.cz>
25025 * ipa-inline.c (try_inline): Improve debug output; work on already
25027 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25028 call try_inline for already inlined edges too when flattening;
25029 inline also functions that make callee growth but overall unit size
25032 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25034 * config/m32c/bitops.md, config/m32c/jump.md,
25035 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25036 config/m32r/m32r.h, config/m32r/m32r.md,
25037 config/m32r/predicates.md, config/m68hc11/larith.asm,
25038 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25039 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25040 config/mips/mips-protos.h, config/mips/mips.c,
25041 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25042 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25043 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25044 spelling conventions.
25046 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25047 Follow spelling conventions.
25049 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25051 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25052 warn about C++0x compatibility.
25054 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25056 * config/h8300/h8300.c, config/h8300/h8300.h,
25057 config/h8300/h8300.md: Follow spelling conventions.
25059 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25061 PR middle-end/30667
25062 * combine.c (try_combine): Do not substitute source operand
25063 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25065 2007-02-03 Jan Hubicka <jh@suse.cz>
25067 PR gcov-profile/30650
25068 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25069 do not divide by zero for never executed counters.
25070 (tree_find_values_to_profile): Fix counters.
25071 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25073 2007-02-03 Ian Lance Taylor <iant@google.com>
25075 * lower-subreg.c (simple_move_operand): New static function,
25076 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25078 (simple_move): Call simple_move_operand.
25079 (find_decomposable_subregs): Add special handling of MEMs.
25080 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25081 meaning of return value. If we see a hard register, test whether
25082 it can store a word_mode value. Change all callers.
25084 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25086 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25087 ftrapv insns and expanders.
25088 (subdi3): Change define_expand operand 1 to arith11_operand, and
25089 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25090 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25091 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25094 PR middle-end/30174
25095 * varasm.c (notice_global_symbol): Treat global objects as weak when
25096 flag_shlib is true.
25098 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25100 * emit-rtl.c (dconstpi): Delete.
25101 (dconstsqrt2): New.
25102 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25103 * real.h (dconstpi): Delete.
25104 (dconstsqrt2): New.
25105 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25106 (fold_builtin_hypot): Likewise.
25108 2007-02-03 Tom Tromey <tromey@redhat.com>
25111 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25112 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25114 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25116 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25117 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25118 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25119 config/rs6000/cell.md, config/rs6000/darwin.h,
25120 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25121 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25122 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25123 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25124 typos. Follow spelling conventions.
25125 * doc/invoke.texi: Follow spelling conventions.
25127 2007-02-03 Roger Sayle <roger@eyesopen.com>
25129 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25130 canonicalization transformations that attempt to simplify integer
25131 constant comparisons to become comparisons against zero.
25133 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25135 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25137 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25138 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25140 2007-02-02 Mike Stump <mrs@apple.com>
25142 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25143 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25144 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25145 generate a branch island.
25147 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25149 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25150 (xtensa_legitimate_address_p): New.
25151 (xtensa_legitimize_address): New.
25152 (xtensa_output_addr_const_extra): New.
25153 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25155 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25156 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25157 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25158 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25159 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25160 (xtensa_legitimize_address): New.
25161 (xtensa_output_addr_const_extra): New.
25163 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25165 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25167 2007-02-02 Ian Lance Taylor <iant@google.com>
25169 * expmed.c (expand_divmod): Add comment.
25171 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25173 * emit-rtl.c (renumber_insns): Remove.
25174 * flags.h: Remove the extern for flag_renumber_insns.
25175 * rtl.h: Remove the prototype for renumber_insns.
25176 * toplev.c (flag_renumber_insns): Remove.
25178 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25180 Revert for x86 darwin:
25181 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25183 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25184 code before the following patch under TARGET_MACHO.
25185 (ix86_function_value_regno_p): Likewise.
25187 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25189 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25192 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25195 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25196 loads to general or fp registers. Add comments.
25197 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25199 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25201 * pointer-set.c (insert_aux): Only return insertion slot.
25202 (pointer_set_insert): Adjust.
25203 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25204 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25205 pointer_map_traverse): New.
25206 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25207 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25208 pointer_map_contains, pointer_map_traverse): Declare.
25210 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25212 PR middle-end/30473
25213 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25214 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25216 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25218 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25220 (struct _dep): New type.
25221 (dep_t): New typedef.
25222 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25223 (DEP_STATUS): New access macro. The macro with the same name was
25224 renamed to DEP_LINK_STATUS.
25225 (dep_init): Declare function
25227 (struct _dep_link): New type.
25228 (dep_link_t): New typedef.
25229 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25230 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25231 (DEP_LINK_STATUS): New macro.
25232 (debug_dep_links): New debug function.
25234 (struct _deps_list): New type.
25235 (deps_list_t): New typedef.
25236 (DEPS_LIST_FIRST): New access macro.
25237 (FOR_EACH_DEP_LINK): New cycle macro.
25238 (create_deps_list, free_deps_list, delete_deps_list): Declare
25240 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25241 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25242 (copy_deps_list_change_con): Ditto.
25244 (move_dep_link): Declare function.
25246 (struct _dep_node): New type.
25247 (dep_node_t): New typedef.
25248 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25250 (struct haifa_insn_data.back_deps): New field to hold backward
25251 dependencies of the insn.
25252 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25254 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25255 Change its type to deps_list_t.
25256 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25257 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25258 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25260 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25262 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25264 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25266 (dep_cost): Declare.
25268 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25269 (ds_to_dk, dk_to_ds): New functions.
25271 (init_dep_1): New static function.
25272 (init_dep): New function.
25273 (copy_dep): New static function.
25275 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25277 (detach_dep_link): New static function.
25278 (move_dep_link): New function.
25280 (dep_links_consistent_p, dump_dep_links): New static functions.
25281 (debug_dep_links): New debugging function.
25283 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25285 (alloc_deps_list, init_deps_list): New static functions.
25286 (create_deps_list): New function.
25287 (clear_deps_list): New static function.
25288 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25289 (deps_list_consistent_p, dump_deps_list): New static functions.
25290 (debug_deps_list): New function.
25291 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25293 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25295 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25296 use new scheduler dependencies lists.
25297 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25298 (sched_analyze): Ditto. Initialize dependencies lists.
25299 (add_forw_dep, compute_forward_dependences): Update to use new
25300 scheduler dependencies lists.
25302 (init_dependency_caches): Init deps_obstack.
25303 (free_dependency_caches): Free deps_obstack.
25305 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25306 new scheduler dependencies lists.
25307 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25308 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25310 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25311 Update to use new scheduler dependencies lists.
25312 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25313 (debug_dependencies): Ditto.
25314 (schedule_region): Update comments.
25316 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25317 scheduler dependencies lists.
25318 (schedule_ebb): Update comments.
25320 * rtl.def (DEPS_LIST): Remove.
25322 * lists.c (unused_deps_list): Remove.
25323 (free_list): Update assertions.
25325 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25326 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25328 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25329 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25331 * haifa-sched.c (comments): Update.
25332 (insn_cost1): Remove. Inline the code into insn_cost ().
25333 (insn_cost): Update to use new scheduler dependencies lists. Move
25334 processing of the dependency cost to dep_cost ().
25335 (dep_cost): New function. Use it instead of insn_cost () when
25336 evaluating cost of the dependency. Use compatible interface to
25337 interact with the target.
25338 (priority): Update to use new scheduler dependencies lists.
25339 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25340 with greater number of insns that depend on the insn.
25341 (schedule_insn): Update to use new scheduler dependencies lists. Add
25342 code to free backward dependencies lists. Inline and optimize code
25343 from resolve_dep () - see PR28071.
25344 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25345 lists. Update call to targetm.sched.is_costly_dependence hook.
25347 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25348 scheduler dependencies lists.
25350 (resolve_dep): Remove. Move the logic to schedule_insn ().
25351 (init_h_i_d): Initialize dependencies lists.
25353 (process_insn_depend_be_in_spec): Rename to
25354 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25355 dependencies lists.
25356 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25357 Update to use new scheduler dependencies lists.
25358 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25360 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25361 new scheduler dependencies lists.
25362 (build_intra_loop_deps): Ditto.
25364 * target.h (struct _dep): Declare to use in
25365 gcc_target.sched.is_costly_dependence.
25366 (struct gcc_target.sched.adjust_cost): Fix typo.
25367 (struct gcc_target.sched.is_costly_dependence): Change signature to
25368 use single dep_t parameter instead of an equivalent triad.
25369 (struct gcc_target.sched.adjust_cost_2): Remove.
25371 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25373 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25375 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25377 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25379 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25380 (REG_DEP_TRUE): Document.
25382 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25383 Change signature to correspond to the targetm.sched.adjust_cost hook.
25384 Update use in TARGET_SCHED_ADJUST_COST_2.
25385 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25386 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25387 new scheduler dependencies lists.
25388 (ia64_gen_check): Ditto.
25390 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25391 scheduler dependencies lists.
25393 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25394 signature to correspond to the targetm.sched.is_costly_dependence hook.
25395 (is_costly_group): Update to use new scheduler dependencies lists.
25397 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25398 instead of INSN_COST () macro.
25400 2007-02-01 Ian Lance Taylor <iant@google.com>
25402 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25404 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25406 * pa.md (tp_load): Correct mfctl instruction syntax.
25408 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25410 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25411 altivec_padding_size calculation on AIX. Improve comment, add
25412 assert to verify that it's right.
25414 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25417 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25419 PR inline-asm/28686
25420 * global.c (global_alloc): Add mising initialization of
25423 2007-02-01 Roger Sayle <roger@eyesopen.com>
25425 * alias.c (init_alias_analysis): Correct whitespace.
25426 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25427 partition_hot_cold_basic_blocks): Likewise.
25428 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25429 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25430 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25431 fold_builtin_snprintf_chk, fold_builtin_printf,
25432 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25433 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25434 * cfgcleanup.c (cleanup_cfg): Likewise.
25435 * cfgexpand.c (tree_expand_cfg): Likewise.
25436 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25437 * function.c (get_next_funcdef_no): Likewise.
25438 * gengtype.c (main): Likewise.
25439 * genmodes.c (main): Likewise.
25440 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25441 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25442 * ifcvt.c (noce_emit_move_insn): Likewise.
25443 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25445 * stor-layout.c (get_best_mode): Likewise.
25446 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25447 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25448 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25449 perform_var_substitution, solve_graph): Likewise.
25450 * tree-vrp.c (vrp_finalize): Likewise.
25452 2007-02-01 Ian Lance Taylor <iant@google.com>
25454 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25455 high part of a paradoxical subreg, return a constant zero.
25457 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25459 * toplev.c (lang_dependent_init): Call init_set_costs.
25460 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25462 2007-02-01 Richard Guenther <rguenther@suse.de>
25464 PR middle-end/30656
25465 * fold-const.c (fold_negate_expr): Allow negating a
25466 constant if overflow does not change.
25468 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25470 * doc/c-tree.texi (Expression trees): Improve markup.
25471 * doc/tm.texi (Register Classes, Addressing Modes)
25472 (Floating Point): Fix spacing after abbreviations. Fix some
25475 2007-02-01 Ben Elliston <bje@au.ibm.com>
25477 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25478 * doc/contrib.texi: Likewise.
25479 * doc/install.texi: Likewise.
25481 2007-01-31 Richard Henderson <rth@redhat.com>
25482 Ian Lance Taylor <iant@google.com>
25484 * lower-subreg.c: New file.
25485 * rtl.def (CONCATN): Define.
25486 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25487 pass_lower_subreg2.
25488 * emit-rtl.c (update_reg_offset): New static function, broken out
25489 of gen_rtx_REG_offset.
25490 (gen_rtx_REG_offset): Call update_reg_offset.
25491 (gen_reg_rtx_offset): New function.
25492 * regclass.c: Revert patch of 2006-03-05, restoring
25494 (clear_reg_info_regno): New function.
25495 * dwarf2out.c (concatn_loc_descriptor): New static function.
25496 (loc_descriptor): Handle CONCATN.
25497 * common.opt (fsplit_wide_types): New option.
25498 * opts.c (decode_options): Set flag_split_wide_types when
25500 * timevar.def (TV_LOWER_SUBREG): Define.
25501 * rtl.h (gen_reg_rtx_offset): Declare.
25502 (reg_scan_update): Declare.
25503 * regs.h (clear_reg_info_regno): Declare.
25504 * tree-pass.h (pass_lower_subreg): Declare.
25505 (pass_lower_subreg2): Declare.
25506 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25507 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25508 -fsplit-wide-types.
25509 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25510 * Makefile.in (OBJS-common): Add lower-subreg.o.
25511 (lower-subreg.o): New target.
25513 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25515 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25517 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25520 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25522 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25524 PR middle-end/29335
25525 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25527 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25529 * cfgloop.h: Include vec-prim.h.
25530 (enum li_flags): Remove LI_ONLY_OLD.
25531 (loop_iterator): Changed.
25532 (fel_next, fel_init): Iterate over loop tree.
25533 (FOR_EACH_LOOP_BREAK): New macro.
25534 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25536 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25537 * modulo-sched.c (sms_schedule): Ditto.
25538 * tree-vectorizer.c (vectorize_loops): Ditto.
25539 * doc/loop.texi: Update information on loop numbering and behavior of
25540 FOR_EACH_LOOP wrto new loops.
25541 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25542 add_to_evolution_1): Test nestedness of loops instead of comparing
25544 * tree-chrec.c (chrec_fold_plus_poly_poly,
25545 chrec_fold_multiply_poly_poly, chrec_evaluate,
25546 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25547 reset_evolution_in_loop): Ditto.
25548 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25550 2007-01-31 Dirk Mueller <dmueller@suse.de>
25552 * c-common.c (warn_about_parentheses): Separate warning about
25553 un-parenthized sequence of comparison operators from the one
25554 which is supposed to warn about x <= y <= z.
25556 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25558 * optabs.h (enum optab_index): Add new OTI_isinf.
25559 (isinf_optab): Define corresponding macro.
25560 * optabs.c (init_optabs): Initialize isinf_optab.
25561 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25563 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25564 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25566 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25567 expand_builtin_interclass_mathfn.
25568 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25569 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25570 (fxam<mode>2_i387): New insn pattern.
25571 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25572 built-in functions as x87 inline asm.
25574 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25576 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25578 2007-01-30 Eric Christopher <echristo@apple.com>
25580 * config.gcc: Add geode.
25582 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25584 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25585 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25586 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25587 value-prof.c: Fix comment typos.
25589 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25592 * doc/invoke.texi (Wpointer-arith): Document warning.
25594 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25596 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25597 the list of discrepancies from the draft TR.
25599 2007-01-30 Dirk Mueller <dmueller@suse.de>
25602 * doc/invoke.texi (-Wreturn-type): Update description to
25603 match new behavior.
25605 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25607 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25609 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25611 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25612 to handle optabs that operate on floating point input argument and
25613 output to integer output.
25614 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25615 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25616 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25617 expand_builtin_interclass_mathfn ().
25618 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25619 (ilogbsi2): Remove.
25620 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25621 ilogbl built-in functions as x87 intrinsics.
25623 2007-01-30 Richard Guenther <rguenther@suse.de>
25625 PR middle-end/27657
25626 * dwarf2out.c (reference_to_unused): Query varpool if the
25627 variable was output.
25629 2007-01-30 Richard Guenther <rguenther@suse.de>
25631 PR middle-end/30313
25632 * passes.c (execute_one_pass): Reset in_gimple_form to not
25633 confuse non-unit-at-a-time mode.
25635 2007-01-29 Roger Sayle <roger@eyesopen.com>
25636 Richard Guenther <rguenther@suse.de>
25638 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25639 avoid undefined behaviour on overflow. Use force_fit_type_double
25640 to construct the constant with the specified TREE_OVERFLOW.
25642 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25644 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25645 * config/dfp-bit.h: Ditto.
25647 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25649 * c-decl.c (pop_scope): Replace warnings with call to
25650 warn_for_unused_label.
25651 * c-common.h (warn_for_unused_label): Declare.
25652 * c-common.c (warn_for_unused_label): Define.
25654 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25656 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25659 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25661 * Makefile.in (USER_H): Remove decfloat.h.
25662 * ginclude/decfloat.h: Delete, moving contents to ...
25663 * ginclude/float.h: Add support for decimal floating point,
25664 guarded by __STDC_WANT_DEC_FP__.
25666 2007-01-29 Mike Stump <mrs@apple.com>
25668 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25669 Analysis and Representation to resolve case insensitive conflict.
25670 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25672 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25674 * tree.h (struct tree_memory_tag): Add aliases member.
25675 (MTAG_ALIASES): New macro.
25676 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25677 (add_may_alias): Remove pointer-set. Update for may_aliases being
25679 (mark_aliases_call_clobbered): Update for may_aliases being a
25681 (compute_tag_properties): Ditto.
25682 (create_partition_for): Ditto.
25683 (compute_memory_partitions): Ditto.
25684 (dump_may_aliases_for): Ditto.
25685 (is_aliased_with): Ditto.
25686 (add_may_alias_for_new_tag): Ditto.
25687 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25688 (compute_is_aliased): New function.
25689 (compute_may_aliases): Call compute_is_aliased).
25690 (init_alias_info): Initialize alias_bitmap_obstack.
25691 (union_alias_set_into): New function.
25692 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25693 (have_common_aliases_p): Rewrite to take two bitmaps and use
25695 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25696 Update for bitmaps.
25697 (finalize_ref_all_pointers): Update for add_may_alias changes.
25698 (new_type_alias): Ditto.
25699 * tree-flow-inline.h (may_aliases): Return a bitmap.
25700 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25701 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25702 may_aliases being a bitmap.
25703 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25704 may_aliases now returns a bitmap.
25705 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25707 * tree-ssa-operands.c (add_virtual_operand): Update for
25708 may_aliases being a bitmap.
25710 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25712 PR tree-optimization/30630
25713 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25714 variable as changed.
25716 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25719 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25720 expanded only once even if an error occurs.
25722 2007-01-29 Ben Elliston <bje@au.ibm.com>
25724 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25725 (__gcov_average_profiler): Likewise.
25726 (__gcov_ior_profiler): Likewise.
25727 (__gcov_merge_ior): Likewise.
25729 2007-01-28 Jan Hubicka <jh@suse.cz>
25731 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25732 * value-prof.c (stringop_block_profile): Likewise.
25734 2007-01-28 Jan Hubicka <jh@suse.cz>
25736 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25737 Add variant handling histograms; add wrapper.
25738 (clear_storage_via_libcall): Export.
25739 (emit_block_move_hints): Break out from ...; add histograms.
25740 (emit_block_move): ... this one.
25741 (clear_storage_hints): Break out from ...; add histograms.
25742 (clear_storage): ... this one.
25743 (set_storage_via_memset): Handle histogram.
25744 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25745 (clear_storage_hints, clear_storage_via_libcall): Declare.
25746 (set_storage_via_setmem): Update prototype.
25747 * doc/md.texi (movmem, setmem): Document new arguments.
25749 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25750 Add new histograms.
25751 (stringop_block_profile): New global function.
25752 (tree_stringops_values_to_profile): Profile block size and alignment.
25753 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25755 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25756 (stringop_block_profile): Declare.
25757 * builtins.c: Include value-prof.h.
25758 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25759 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25760 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25761 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25762 * profile.c (instrument_values): Add new counters.
25763 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25765 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25766 (tree_init_edge_profiler): Build new profilers.
25767 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25768 (pass_tree_profile): Add dump.
25769 (tree_profile_hooks): Update.
25770 * Makefile.in (LIBGCOV): Add new constants.
25771 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25772 __gcov_ior_profiler): New.
25773 * i386.md (movmem/setmem expanders): Add new optional arguments.
25775 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25777 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25779 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25781 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25782 (tree_unswitch_single_loop): Pass eni_size_weights to
25783 tree_num_loop_insns.
25784 * tree-ssa-loop-manip.c: Include tree-inline.h.
25785 (can_unroll_loop_p): Pass eni_size_weights to
25786 tree_num_loop_insns.
25787 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25788 Pass eni_size_weights to estimate_num_insns.
25789 * tree.h (init_inline_once): Export.
25790 * toplev.c (backend_init): Call init_inline_once.
25791 * cgraphunit.c (cgraph_process_new_functions,
25792 cgraph_analyze_function): Pass eni_inlining_weights to
25793 estimate_num_insns.
25794 * ipa-inline.c (compute_inline_parameters): Ditto.
25795 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25796 to estimate_num_insns.
25797 (try_unroll_loop_completely): Pass eni_size_weights to
25798 tree_num_loop_insns.
25799 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25800 ot estimate_num_insns.
25801 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25802 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25803 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25804 eni_time_weights): New variables.
25805 (init_inline_once): Initialize them.
25806 (struct eni_data): Mew.
25807 (estimate_num_insns_1, estimate_num_insns): Use weights.
25808 * tree-inline.h (struct eni_weights_d): New.
25809 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25810 (estimate_num_insns): Declaration changed.
25811 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25812 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25813 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25815 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25817 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25818 relations in the conflict function is valid.
25820 2007-01-27 Ian Lance Taylor <iant@google.com>
25822 * common.opt: Add fstrict-overflow.
25823 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25824 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25825 (TYPE_OVERFLOW_UNDEFINED): Define.
25826 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25828 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25829 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25830 (fold_negate_expr): Likewise.
25831 (make_range): Likewise.
25832 (extract_muldiv_1): Likewise.
25833 (maybe_canonicalize_comparison): Likewise.
25834 (fold_comparison): Likewise.
25835 (fold_binary): Likewise.
25836 (tree_expr_nonnegative_p): Likewise.
25837 (tree_expr_nonzero_p): Likewise.
25838 * tree-vrp.c (compare_values): Likewise.
25839 (extract_range_from_binary_expr): Likewise.
25840 (extract_range_from_unary_expr): Likewise.
25841 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25843 (nowrap_type_p): Likewise.
25844 * tree-scalar-evolution.c (simple_iv): Likewise.
25845 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25846 (build_range_check): Likewise.
25847 (extract_muldiv_1): Likewise.
25848 (fold_comparison): Likewise.
25849 * tree-vrp.c (vrp_int_const_binop): Likewise.
25850 (extract_range_from_unary_expr): Likewise.
25851 * convert.c (convert_to_integer): Likewise.
25852 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25853 (fold_comparison): Likewise.
25854 (fold_binary): Likewise.
25855 * optabs.c (optab_for_tree_code): Likewise.
25856 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25857 * simplify-rtx.c (simplify_const_relational_operation): Check
25858 flag_strict_overflow and flag_trapv.
25859 (simplify_const_relational_operation): Likewise.
25860 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25861 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25864 2007-01-27 Roger Sayle <roger@eyesopen.com>
25866 * tree.c (tree_fold_gcd): Delete.
25867 * tree.h (tree_fold_gcd): Remove prototype.
25868 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25869 test whether one constant integer is a multiple of another. Instead
25870 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25871 * fold-const.c (multiple_of_p): We've determined both TOP and
25872 BOTTOM are integer constants so we can call int_const_binop directly
25873 instead of the more generic const_binop.
25875 2007-01-27 Roger Sayle <roger@eyesopen.com>
25877 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25878 1*X check that the constant hasn't overflowed, to preserve the
25880 (round_up): Provide an efficient implementation when rouding-up an
25881 INTEGER_CST to a power-of-two.
25883 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25885 * doc/sourcebuild.texi: Add comma for clarity.
25886 * doc/extend.texi: Fix some typos.
25887 * doc/passes.texi: Likewise.
25888 * doc/cppinternals.texi: Likewise.
25889 * doc/c-tree.texi: Likewise.
25890 * doc/tree-ssa.texi: Likewise.
25891 * doc/install.texi: Likewise.
25893 2007-01-27 Jan Hubicka <jh@suse.cz>
25895 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25896 (pass_sra): Do not require alias information.
25897 * passes.c (init_optimization_passes): Add SRA
25899 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25901 * tracer.c (rest_of_handle_tracer): We already cleaned
25902 up the CFG in tracer() so don't do it here again.
25903 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25904 cleanup_cfg here, either. And don't call renumber_insns.
25906 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25907 and BB_HEAD are in the insn stream here. Instead make sure
25908 that BB_INSN is valid on all insns. Also, do check here that
25909 there are no pending branch predictions...
25910 (rtl_verify_flow_info): ...instead of doing it here. Checks
25911 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25914 2007-01-26 Roger Sayle <roger@eyesopen.com>
25916 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25917 function to simplify/factorize operand order canonicalization.
25918 (ix86_fixup_binary_operands): Reorganize using the above function.
25919 (ix86_binary_operator_ok): Likewise.
25921 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25923 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25924 file scope from optimize_attrs.
25925 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25927 (optimize_attrs): Clear insn_code_values after freeing it.
25929 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25931 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25932 a parts.base assignment.
25934 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25936 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25937 (compute_subscript_distance, initialize_data_dependence_relation,
25938 finalize_ddr_dependent, analyze_ziv_subscript,
25939 analyze_siv_subscript_cst_affine,
25940 compute_overlap_steps_for_affine_univar,
25941 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25942 analyze_siv_subscript, analyze_miv_subscript,
25943 analyze_overlapping_iterations, subscript_dependence_tester_1,
25944 compute_self_dependence, free_dependence_relation): Work
25945 with affine_fn instead of chrecs.
25946 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25947 common_affine_function, affine_function_base,
25948 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25949 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25950 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25951 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25952 (all_chrecs_equal_p): Removed.
25953 * tree-data-ref.h (affine_fn, conflict_function): New types.
25954 (struct subscript): Change type of conflicting_iterations_in_a
25955 and conflicting_iterations_in_b.
25957 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25960 * config/pa/pa.h (TARGET_HPUX_11): New.
25961 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25962 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25964 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25965 Richard Guenther <rguenther@suse.de>
25967 * tree-ssa-structalias.c (solve_graph): Handle case
25968 we merged the variable to another.
25970 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25972 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25975 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25976 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25978 2007-01-25 DJ Delorie <dj@redhat.com>
25980 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25981 allow changes to modes which don't fit in those registers.
25983 * reload1.c (choose_reload_regs): Check for invalid subregs before
25984 computing their locations, not after.
25986 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25989 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25990 save Altivec registers in an eh_return function.
25991 (compute_vrsave_mask): Likewise.
25992 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25993 for saving Altivec registers.
25994 (rs6000_emit_prologue): Don't allocate stack twice in
25995 eh_return function. Correct expected value of altivec_save_offset
25996 when using save_world. Describe save of R0 to stack when using
25997 save_world. Describe stack pointer adjustment when using
25998 save_world. Remove duplicated eh_return parameter register saving.
25999 Update sp_offset variable after save_world.
26000 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26002 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26003 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26006 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26008 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26010 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26013 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26014 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26016 2007-01-25 Richard Guenther <rguenther@suse.de>
26018 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26019 * common.opt (-Wcoverage-mismatch): New warning option.
26020 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26021 if -Wcoverage-mismatch is given.
26023 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26025 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26026 (ipcp_driver): Change to static definition.
26027 Add dumping of the ifunctions.
26028 (constant_val_insert): Remove unused parameter. Support for SSA.
26029 (ipcp_propagate_const): Support for SSA.
26030 (ipcp_profile_bb_print): Print only analyzed nodes.
26031 (ipcp_replace_map_create): Remove support for Fortran constant
26033 * ipa-prop.c (ipa_method_modify_stmt,
26034 ipa_callsite_compute_param): Support for SSA.
26035 * ipa-prop.h (ipcp_driver): Remove declaration.
26036 (IS_VALID_TREE_MAP_INDEX): Add define.
26038 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26040 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26042 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26044 PR middle-end/30447
26045 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26046 constant argument to cabs and do it without checking for
26047 -funsafe-math-optimizations.
26049 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26051 * c-common.h (RID_FIRST_CXX0X): New.
26052 (RID_LAST_CXX0X): New.
26053 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26055 * c.opt (Wc++0x-compat): New.
26056 * doc/invoke.texi (-Wc++0x-compat): Document.
26058 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26060 * builtins.c (fold_builtin_carg): New.
26061 (fold_builtin_1): Use it.
26063 2007-01-24 Jan Hubicka <jh@suse.cz>
26065 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26067 * ipa-inline.c (initial_insns, max_insns): Delete.
26068 (compute_max_insns): New function.
26069 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26070 amount of insns as base for code growth.
26071 (cgraph_decide_inlining): Make initial_insns local; do not compute
26073 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26074 * doc/invoke.texi (inline-unit-growth): Update docs.
26076 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26078 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26079 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26080 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26081 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26082 for CPUs that have PTA_CX16 set.
26084 PR middle-end/27416
26085 * gimplify.c (omp_check_private): New function.
26086 (gimplify_scan_omp_clauses): Use it for
26087 firstprivate/lastprivate/reduction.
26089 PR middle-end/30494
26090 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26091 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26093 PR middle-end/30421
26094 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26095 If lower_lastprivate_clauses emits some statements, append them
26096 to dlist rather than body_p and to body_p append an initializer.
26097 (lower_omp_for): Adjust caller.
26099 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26101 * target.h (globalize_decl_name): New.
26102 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26103 * output.h (default_globalize_decl_name): New.
26104 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26106 (globalize_decl): Ditto.
26107 (default_globalize_decl_name): New.
26108 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26109 (ia64_handle_version_id_attribute): New.
26110 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26111 (ia64_asm_output_external): Use globalize_decl_name instead
26112 of globalize_label.
26113 * doc/extend.texi (version_id): New pragma.
26114 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26116 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26118 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26119 _uleb128_t and _Unwind_SWord with _sleb128_t.
26120 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26121 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26123 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26124 * unwind-pe.h (read_uleb128, read_sleb128,
26125 read_encoded_value_with_base): Likewise.
26126 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26128 2007-01-24 Richard Guenther <rguenther@suse.de>
26130 * builtins.c (expand_builtin_cexpi): Get the fndecl
26131 for cexp in the correct way.
26133 2007-01-24 Jan Hubicka <jh@suse.cz>
26135 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26138 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26140 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26141 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26142 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26143 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26144 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26145 __SIZEOF_PTRDIFF_T__.
26146 * doc/cpp.texi: Documentation for the new builtin macros added.
26148 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26150 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26151 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26152 instead of operands[2] to avoid access past the end of array.
26154 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26156 * reload1.c (emit_reload_insns): Pass the reload register
26157 for a non-spill output reload through forget_old_reloads_1.
26159 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26161 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26162 _SOFT_DOUBLE if doubles use software floating-point.
26163 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26164 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26165 * config/rs6000/darwin-ldouble.c: Also compile functions for
26166 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26167 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26168 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26169 commented-out long double override.
26170 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26171 * config/rs6000/eabispe.h: Likewise.
26172 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26173 long double for non-SPE.
26174 (rs6000_handle_option): Likewise.
26175 (invalid_e500_subreg): Disallow more subregs involding DImode,
26176 DFmode, TImode or TFmode.
26177 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26179 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26181 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26182 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26184 (rs6000_legitimate_address): Also check for TFmode for E500
26186 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26187 (spe_build_register_parallel): Handle TFmode and TCmode.
26188 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26190 (function_arg): Handle TFmode and TCmode for E500 double.
26191 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26193 (print_operand): Handle TFmode and TImode for %y.
26194 (rs6000_generate_compare): Handle TFmode comparisons for E500
26196 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26197 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26198 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26199 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26200 TFmode for E500 double.
26201 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26202 (floatsidf2): Enable for E500 double.
26203 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26204 (extenddftf2): Change to extenddftf2_fprs.
26205 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26206 depending on TARGET_E500_DOUBLE.
26207 (extendsftf2): Enable for E500 double.
26208 (trunctfdf2): Enable for E500 double.
26209 (trunctfsf2): Change to trunctfsf2_fprs.
26210 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26211 depending on TARGET_E500_DOUBLE.
26212 (floatsitf2): Enable for E500 double.
26213 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26214 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26215 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26216 (negtf2): Change to negtf2_internal.
26217 (negtf2): New expander.
26218 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26219 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26220 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26221 (movdi_internal32): Use rs6000_nonimmediate_operand.
26222 (unnamed splitter): Likewise.
26223 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26224 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26225 (SPE64TF, DITI): New mode macros.
26226 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26229 (frob_<mode>_di_2): New.
26230 (frob_tf_di_8_2): New.
26231 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26233 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26235 (frob_ti_<mode>_8_2): New.
26236 (frob_ti_tf_2): New.
26237 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26238 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26240 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26241 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26242 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26243 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26244 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26245 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26248 2007-01-23 Ian Lance Taylor <iant@google.com>
26250 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26252 (OBJS-archive): Reformat, alphabetize.
26253 (OBJS): Change out_object_file to OBJS-md.
26255 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26257 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26258 JUMP_P and CALL_P predicates where applicable.
26259 * config/i386/i386.c: Ditto.
26260 * config/i386/i386.md: Ditto.
26261 * config/i386/mmx.md: Ditto.
26262 * config/i386/predicates.md: Ditto.
26264 2007-01-22 Andreas Schwab <schwab@suse.de>
26266 * config/m68k/m68k.h: Fix comment.
26268 2007-01-22 Jan Hubicka <jh@suse.cz>
26270 * passes.c (init_optimization_passes): Do not rerun
26271 pass_early_warn_uninitialized.
26273 2007-01-22 Richard Guenther <rguenther@suse.de>
26275 PR tree-optimization/30038
26276 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26278 (execute_cse_sincos_1): Likewise.
26279 (execute_cse_sincos): Likewise.
26280 (gate_cse_sincos): Likewise.
26281 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26282 the cexpi() canonicalization of sincos().
26283 * tree-pass.h (pass_cse_sincos): Declare.
26284 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26286 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26288 PR rtl-optimization/29329
26289 * combine.c (replaced_rhs_insn): Rename to i2mod.
26290 (replaced_rhs_value): Rename to i2mod_new_rhs.
26291 (i2mod_old_rhs): New global variable.
26292 (combine_instructions): Adjust for above change. Save a copy of
26293 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26294 note are substituted in the second instruction.
26295 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26296 ditch the note if it pertains to the second eliminated register
26297 and this register is mentioned in i2mod_old_rhs.
26300 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26302 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26303 the insn to which the note was originally attached.
26305 2007-01-21 Jan Hubicka <jh@suse.cz>
26307 * ipa-inline.c (inlining_mode): Comment, move up.
26308 (cgraph_decide_inlining_incrementally): Do not perform inlining
26309 itself; fix handling of flattening of self recursive functions.
26310 (cgraph_find_cycles): Remove.
26311 (cgraph_flatten_node): Remove.
26312 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26313 (try_inline): New function.
26314 (cgraph_early_inlining): Update call of
26315 cgraph_decide_inlining_incrementally. Apply inlining here.
26316 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26318 2007-01-21 Dirk Mueller <dmueller@suse.de>
26321 * tree-vrp.c (check_array_bounds): do not warn
26322 about ADDR_EXPR's of ARRAY_REF's which are immediately
26323 used in binary expressions.
26325 2007-01-21 Ira Rosen <irar@il.ibm.com>
26327 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26328 read_write_dep and macros for its access.
26329 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26330 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26331 argument, call vect_check_interleaving for every independent pair of
26332 data-refs. Mark loads that access the same memory location as a store
26334 (vect_check_dependences): Remove.
26335 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26336 call, fix the call to vect_analyze_data_ref_dependence.
26337 (vect_analyze_data_ref_access): For statements that access the same
26338 data-ref, check that they are not stores; for loads, check that there
26339 is no store that access the same location.
26341 2007-01-20 Roger Sayle <roger@eyesopen.com>
26342 Joseph Myers <joseph@codesourcery.com>
26344 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26345 (-fdump-rtl-stack): Likewise.
26346 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26347 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26348 (-mpt-fixed): Use @minus{} for minus sign.
26349 (Using Precompiled Headers): Fix under/overfull hbox.
26351 2007-01-20 Jan Hubicka <jh@suse.cz>
26353 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26354 place within annotation.
26356 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26358 * pa.c (output_move_double): Change array size of xoperands to 4.
26360 2007-01-20 Jan Hubicka <jh@suse.cz>
26362 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26365 2007-01-19 Ian Lance Taylor <iant@google.com>
26367 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26368 constant to unsigned HOST_WIDE_INT before negating.
26370 2007-01-19 Ian Lance Taylor <iant@google.com>
26372 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26374 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26375 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26376 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26377 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26378 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26379 (realloc_vdef, realloc_vuse): Change second parameter to
26381 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26382 fields to unsigned.
26383 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26384 unsigned. Change x and lim locals to unsigned.
26385 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26387 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26388 (copy_virtual_operands): Change i and n locals to unsigned.
26390 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26392 PR middle-end/29335
26393 * builtins.c (fold_builtin_1): Handle builtin fdim.
26395 2007-01-20 Jan Hubicka <jh@suse.cz>
26397 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26398 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26399 init_alias_heapvars.
26400 (init_alias_heapvars): Initialize only when not already initialized.
26401 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26403 2007-01-19 Roger Sayle <roger@eyesopen.com>
26405 * common.opt (fsigned-zeros): New command line option.
26406 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26407 of flag_unsafe_math_optimizations.
26408 * opts.c (set_fast_math_flags): The -ffast-math command line option
26409 implies -fno-signed-zeros.
26410 (fast_math_flags_set_p): Likewise.
26412 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26413 the documentation of -ffast-math appropriately. Wrap long lines.
26415 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26417 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26418 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26420 2007-01-19 Tomas Bily <tbily@suse.cz>
26422 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26424 (tree_init_ic_make_global_vars): New function
26425 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26426 (tree_gen_ic_profiler): New function
26427 (tree_gen_ic_func_profiler): New function
26428 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26429 (tree_profile_hooks): Added hook for indirec/virtual calls
26430 * value-prof.c (tree_find_values_to_profile): New case for
26432 (tree_values_to_profile): Call for determining indirect/virtual
26434 (tree_indirect_call_to_profile): New function
26435 (tree_ic_transform): New function
26436 (tree_ic): New function
26437 (find_func_by_pid): New function
26438 (init_pid_map): New function
26439 (tree_value_profile_transformations): Added check for
26440 indirect/virtual call transformation
26441 * value-prof.h (enum hist_type): New counter type for
26442 indirect/virtual calls
26443 (profile_hooks): Added new hook for profiling indirect/virtual
26445 * profile.c (instrument_values): New case for indirect/virtual
26447 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26448 (GCOV_COUNTER_V_INDIR): New counter type
26449 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26450 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26452 * cgraph.c: Definition of cgraph_max_pid
26453 (cgraph_create_node): Default init of pid attribute
26454 * cgraph.h: Declaration of cgraph_max_pid
26455 (struct cgraph_node): Added pid attribute
26456 * libgcov.c (__gcov_indirect_call_profiler): New function
26457 (__gcov_one_value_profiler_body): New function
26458 (__gcov_one_value_profiler): Body was moved to
26459 __gcov_one_value_profiler_body and calls it
26461 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26463 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26464 * gengtype.c (write_types_data, write_func_for_structure,
26465 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26466 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26467 (walk_type, write_func_for_structure): Generate the mark_hook if
26470 2007-01-19 Jan Hubicka <jh@suse.cz>
26472 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26473 'early' argument take inlining mode argument specifying whether to
26474 inline for size/speeed or all functions; add support for flattening;
26476 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26478 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26481 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26482 the name of the declared identifier.
26484 2007-01-19 Dirk Mueller <dmueller@suse.de>
26486 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26487 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26488 duplicate evaluation.
26490 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26492 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26493 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26494 to XFMode, use acosxf2 and truncate result to requested mode.
26495 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26496 (asin<mode>2): Similarly, with asin expanders.
26497 (*fscalexf4_i387): Rename from *fscalexf4.
26498 (expNcorexf3): New expander.
26499 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26500 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26501 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26502 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26503 patterns for SSE math.
26504 (exp10<mode>2): Similarly, with exp10 expanders.
26505 (exp2<mode>2): Similarly, with exp2 expanders.
26506 (expm1<mode>2): Similarly, with expm1 expanders.
26507 (ldexp<mode>3): Similarly, with ldexp expanders.
26508 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26509 Use gen_truncxf<mode>2_i387_noop to truncate result.
26511 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26513 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26514 for ColdFire targets.
26516 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26517 Richard Sandiford <richard@codesourcery.com>
26519 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26520 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26521 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26522 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26523 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26524 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26526 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26528 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26529 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26530 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26531 (*adddi_dilshr32_cf): New pattern.
26532 (adddi3, subdi3): Remove first alternatives.
26534 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26536 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26537 implemented using move.l, do not use its cc result for floating-point
26540 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26542 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26543 from accepting 's' constraints if flag_pic.
26545 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26547 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26548 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26549 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26550 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26552 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26554 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26555 ColdFire alternatives.
26556 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26557 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26558 architectures that support ff1 instruction.
26560 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26561 Julian Brown <julian@codesourcery.com>
26563 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26564 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26565 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26568 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26570 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26572 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26573 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26574 HOST_WIDE_INT instead of an rtx.
26575 (m68k_rtx_costs): Update call accordingly.
26576 (output_move_const_into_data_reg): Likewise. Fix formatting.
26577 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26579 (output_move_simode_const): Update calls after above changes.
26580 Rework to use automatic variables and predicates like MEM_P.
26581 * config/m68k/m68k.md (pushexthisi_const): Update call to
26584 2007-01-19 Dirk Mueller <dmueller@suse.de>
26586 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26587 in dump_flags test.
26589 2007-01-19 Richard Guenther <rguenther@suse.de>
26591 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26592 via cexp in case sincos is not available.
26594 2007-01-19 Richard Guenther <rguenther@suse.de>
26596 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26597 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26598 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26599 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26600 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26601 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26602 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26603 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26605 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26607 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26609 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26610 (atan2xf3): Directly generate RTL pattern.
26611 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26612 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26613 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26614 disable patterns for SSE math.
26615 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26616 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26617 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26618 disable patterns for SSE math.
26620 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26622 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26624 2007-01-18 Roger Sayle <roger@eyesopen.com>
26626 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26627 VIEW_CONVERT_EXPR to the same type as it's operand.
26629 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26631 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26632 configured for long double 128.
26634 2007-01-18 Mike Stump <mrs@apple.com>
26636 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26639 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26641 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26644 2007-01-18 Jan Hubicka <jh@suse.cz>
26646 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26647 greater than NUM_VOP_FREE_BUCKETS.
26649 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26651 * tree-ssa-structalias.c: Update comments.
26652 (ptabitmap_obstack): Removed.
26653 (pta_obstack): New.
26654 (oldpta_obstack): Ditto.
26655 (stats): Add a few members.
26656 (struct variable_info): Remove node, complex, address_taken, and
26657 indirect_target members. Add oldsolution member.
26658 (new_var_info): Do not initialize removed members.
26659 (constraint_expr_type): Remove INCLUDES.
26660 (constraint_graph): Add size, implicit_preds, rep,
26661 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26662 (FIRST_REF_NODE): New macro.
26663 (LAST_REF_NODE): Ditto.
26664 (FIRST_ADDR_NODE): Ditto.
26665 (find): New function.
26667 (dump_constraint): Do not handle INCLUDES.
26668 (insert_into_complex): Do not insert duplicate constraints.
26669 (condense_varmap_nodes): Renamed and rewritten into ...
26670 (merge_node_constraints): This. Also fix bug in handling of
26671 offseted copy constraints.
26672 (clear_edges_for_node): No longer need to deal with preds at all,
26673 or removing associated preds/succs.
26674 (merge_graph_nodes): Deal with indirect_cycles.
26675 Don't deal with predecessors.
26676 (add_implicit_graph_edge): New function.
26677 (add_pred_graph_edge): Ditto.
26678 (add_graph_edge): Don't deal with predecessors.
26679 (build_constraint_graph): Removed.
26680 (build_pred_graph): New function.
26681 (build_succ_graph): Ditto.
26682 (struct scc_info): Removed in_component. Added roots, dfs, and
26683 node_mapping. Remove visited_index, unification_queue.
26684 (scc_visit): Deal with union-find we do now.
26685 Deal with cycles with REF nodes.
26686 (collapse_nodes): Renamed and rewritten to ...
26687 (unify_nodes): This.
26688 (process_unification_queue): Removed.
26689 (topo_visit): Cleanup
26690 (do_da_constraint): Use find.
26691 (do_sd_constraint): Ditto.
26692 (do_ds_constraint): Ditto.
26693 (do_complex_constraint): Ditto.
26694 (init_scc_info): Update for removed and added members.
26695 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26696 (find_indirect_cycles): This.
26697 (equivalence_class): New variable.
26698 (label_visit): New function.
26699 (perform_variable_substitution): Rewritten.
26700 (free_var_substitution_info): New function.
26701 (find_equivalent_node): Ditto.
26702 (move_complex_constraints): Ditto.
26703 (eliminate_indirect_cycles): Ditto.
26704 (solve_graph): Only propagate changed bits.
26705 Use indirect cycle elimination.
26707 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26708 (tree_id_eq): Renamed to ...
26709 (tree_vi_eq): This. Update for member change
26710 (insert_id_for_tree): Renamed and rewritten to ...
26711 (insert_vi_for_tree): This.
26712 (lookup_id_for_tree): Renamed and rewritten to ...
26713 (lookup_vi_for_tree): This.
26714 (get_id_for_tree): Renamed and rewritten to ...
26715 (get_vi_for_tree): Ditto.
26716 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26717 (process_constraint): Don't handle INCLUDES.
26718 Remove special ADDRESSOF case.
26719 (find_func_aliases): Rewrite to use vi functions instead of id
26721 (create_function_info_for): Ditto.
26722 (create_variable_info_for): Ditto.
26723 (intra_create_variable_infos): Ditto.
26724 (merge_smts_into): Ditto.
26725 (find_what_p_points_to): Ditto.
26726 (init_base_vars): Ditto.
26727 (init_alias_vars): Ditto.
26728 (remove_preds_and_fake_succs): New function.
26729 (dump_sa_points_to_info): Dump new stats.
26730 (dump_solution_for_var): Use find.
26731 (set_used_smts): Fix formatting.
26732 (compute_points_to_sets): Updated for new functions.
26733 (ipa_pta_execute): Ditto.
26735 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26736 Richard Sandiford <richard@codesourcery.com>
26738 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26740 * calls.c (expand_call): If the return value is a PARALLEL,
26741 extract its first member.
26742 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26743 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26744 use FUNCTION_EXTRA_EPILOGUE.
26745 (m68k_function_value): Return a PARALLEL if the return value
26746 is of a pointer type.
26747 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26748 (FUNCTION_EXTRA_EPILOGUE): Remove.
26749 * config/m68k/m68k.md (D0_REG): New constant.
26751 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26753 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26754 output a NOP for empty epilogues.
26756 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26758 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26759 before function. Extend register save check to include all
26760 registers, not just integer ones.
26762 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26764 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26765 (m68k_use_return_insn): ...this.
26766 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26767 * config/m68k/m68k.c (use_return_insn): Rename to...
26768 (m68k_use_return_insn): ...this.
26769 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26770 of USE_RETURN_INSN.
26772 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26774 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26775 nearest even, fix denormal rounding overflow.
26777 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26779 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26780 f%$smove and f%$move.
26781 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26782 (extendsfdf2_cf): Use fdmove instead of f%&move.
26783 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26784 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26788 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26791 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26793 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26794 (coldfire_single_format): Declare.
26795 (coldfire_double_format): Likewise.
26796 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26797 of qnan_msb_set to determine the lower bits of a canonical
26799 (encode_ieee_double): Likewise.
26800 (encode_ieee_quad): Likewise.
26801 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26802 (mips_single_format): Likewise.
26803 (ieee_double_format): Likewise.
26804 (mips_double_format): Likewise.
26805 (ieee_extended_motorola_format): Likewise.
26806 (ieee_extended_intel_96_format): Likewise.
26807 (ieee_extended_intel_128_format): Likewise.
26808 (ieee_extended_intel_96_round_53_format): Likewise.
26809 (ibm_extended_format): Likewise.
26810 (mips_extended_format): Likewise.
26811 (ieee_quad_format): Likewise.
26812 (mips_quad_format): Likewise.
26813 (vax_f_format): Likewise.
26814 (vax_d_format): Likewise.
26815 (vax_g_format): Likewise.
26816 (i370_single_format): Likewise.
26817 (i370_double_format): Likewise.
26818 (decimal_single_format): Likewise.
26819 (decimal_double_format): Likewise.
26820 (decimal_quad_format): Likewise.
26821 (c4x_single_format): Likewise.
26822 (c4x_extended_format): Likewise.
26823 (real_internal_format): Likewise.
26824 (coldfire_single_format): New real_format.
26825 (coldfire_double_format): Likewise.
26826 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26827 canonical_nan_lsbs_set.
26828 (pdp11_d_format): Likewise.
26829 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26830 if TARGET_COLDFIRE_CPU.
26832 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26834 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26835 (output_call, m68k_legitimize_call_address): Declare.
26836 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26837 parenthesees. Add support for a 'W' constraint.
26838 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26839 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26840 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26841 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26843 (override_options): Initialize them. Do not set flag_no_function_cse
26844 for TARGET_ID_SHARED_LIBRARY.
26845 (m68k_output_pic_call): Delete.
26846 (m68k_legitimize_call_address): New function.
26847 (print_operand): Remove the %o prefix. Handle the %p prefix.
26848 (output_call): New function.
26849 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26850 target address from the GOT if symbolic jumps are not allowed.
26851 * config/m68k/m68k.md (call, general_operand): Do not set
26852 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26853 Merge separate flag_pic and !flag_pic define_insns into...
26854 (*call, *call_value): ...these new patterns. Match the address
26855 rather than the containing MEM and require it to be a call_operand.
26856 Use output_call to generate the asm template.
26857 * config/m68k/predicates.md (const_call_operand): New predicate.
26858 (call_operand): Likewise.
26860 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26862 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26863 (STACK_GROWS_DOWNWARD): Define to 1.
26864 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26865 comments, emphasizing that these values are only defaults.
26866 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26867 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26869 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26871 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26873 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26874 Richard Sandiford <richard@codesourcery.com>
26876 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26877 (FP_REGNO_P): New macros.
26878 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26879 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26880 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26881 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26883 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26885 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26886 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26888 * config/m68k/t-floatlib: New file, extracting common code from...
26889 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26890 * config/m68k/t-uclinux: Here.
26891 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26892 routines on ColdFire targets.
26894 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26896 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26897 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26898 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26899 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26900 explicitly set MOTOROLA to 1.
26901 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26904 Nathan Sidwell <nathan@codesourcery.com>
26906 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26907 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26908 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26909 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26910 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26911 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26912 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26913 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26914 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26915 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26916 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26917 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26918 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26919 (DBX_REGISTER_NUMBER): Delete.
26920 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26921 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26922 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26924 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26926 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26927 * config/flat.h: New file.
26928 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26929 OBJECT_FORMAT_FLAT.
26930 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26931 indirect references for -msep-data or -mid-shared-library.
26932 Do not use PC-relative code addresses either.
26933 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26935 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26936 for shared libraries and crt1.o for executables. Use crti.o and
26938 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26939 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26940 Do not add -elf2flt or -shared-lib-id options here.
26941 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26942 Pass -shared-lib-id if -mid-shared-library, taking the library
26943 identifier from -mshared-library-id if given, otherwise
26945 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26946 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26947 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26948 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26949 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26950 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26952 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26953 jump sequence for ISA A and ISA A+.
26954 (PICJUMP): Likewise.
26956 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26958 * config.gcc (m68k-*-uclinux*): Base the port on the common
26959 and m68k GNU/Linux files rather than on the generic ELF ones.
26960 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26961 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26963 2007-01-18 Julian Brown <julian@codesourcery.com>
26964 Richard Sandiford <richard@codesourcery.com>
26966 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26967 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26968 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26970 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26971 80 unconditionally.
26972 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26974 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26976 * doc/install.texi: Document m68k-uclinuxoldabi.
26977 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26978 * config/m68k/uclinux-oldabi.h: New file, copied from
26979 config/m68k/uclinux.h.
26981 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26983 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26984 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26985 (m32r_compute_frame_size): Use unsigned for regno.
26986 (m32r_reload_lr): Use gen_frame_mem.
26988 (m32r_output_function_epilogue): Don't output the function epilogue
26990 (m32r_expand_epilogue): New.
26991 (direct_return): Return false if the function has the interrupt
26993 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26994 * config/m32r/m32r.md (epilogue): New expander.
26995 (return_lr, return_rte): New insns.
26996 (return): Make it expander.
26997 (return_normal): New expander.
26999 2007-01-18 Josh Conner <jconner@apple.com>
27002 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27003 support for UNLE, UNLT, UNGE, and UNGT.
27005 2007-01-18 Jan Hubicka <jh@suse.cz>
27007 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27008 * tree-tailcall (add_virtual_phis): Likewise.
27009 (optimize_tail_call): Return TODOs.
27010 (execute_tail_calls): Return TODOs.
27011 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27012 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27014 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27015 Cleanup cfg using TODO.
27016 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27017 * passes.c (execute_function_todo): When cleanup did something, remove
27019 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27020 (make_edges): Don't cleanup_cfg.
27022 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27024 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27025 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27026 operate on the top of stack.
27027 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27028 register handling of instructions that output to the second
27030 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27031 (move_for_stack_reg): Special-case check for dead destination
27032 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27034 * config/i386/i386.md (UNSPEC_TAN): New constant.
27035 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27036 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27037 to correctly model move of constant 1.0 to top stack slot.
27038 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27039 (unnamed peephole2 pattern): Remove corresponding peephole2
27040 pattern that optimizes tan insn and loading of constant 1.0.
27041 (tanxf2): Use fptanxf4_i387.
27042 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27043 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27044 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27045 disable patterns for SSE math.
27046 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27047 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27049 2007-01-18 Dirk Mueller <dmueller@suse.de>
27050 Richard Guenther <rguenther@suse.de>
27053 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27054 * common.opt (Warray-bounds): Add new warning option.
27055 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27057 * Makefile.in: make tree-vrp.o depend on toplev.h
27058 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27060 (check_array_refs, check_array_bounds, check_array_ref): New.
27062 2007-01-18 Jan Hubicka <jh@suse.cz>
27064 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27065 (execute_ssa_ccp): Return flags conditionally.
27066 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27068 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27070 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27072 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27073 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27075 * Makefile.c (GTFILES): Add cfglayout.h.
27076 * gengtype.c (open_base_files): Likewise.
27077 * cfglayout.c (cfg_layout_function_footer,
27078 cfg_layout_function_header) Reindent to make gengtype happy.
27079 * cfglayout.h (cfg_layout_function_footer,
27080 cfg_layout_function_header): Add GTY(()) marker.
27082 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27084 2007-01-18 Ben Elliston <bje@au.ibm.com>
27086 * genautomata.c (write_automata): Include xstrerror output in the
27087 error message if writing the DFA description file fails.
27089 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27091 * config/mips/mips-protos.h (mips_output_external): Make it
27093 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27094 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27095 (extern_list): Likewise.
27096 (extern_head): Likewise.
27097 (TARGET_ASM_FILE_END): Likewise.
27098 (mips_file_end): Likewise.
27099 (mips_output_external): Rewritten.
27101 2007-01-18 Ben Elliston <bje@au.ibm.com>
27103 * genpreds.c (write_insn_preds_c): Only write out the function
27104 body for regclass_for_constraint if we have register constraints.
27106 2007-01-17 Tom Tromey <tromey@redhat.com>
27108 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27109 * doc/install.texi (Testing): Use sourceware.org.
27110 (Binaries): Likewise.
27111 (Specific): Likewise.
27112 * doc/contrib.texi (Contributors): Use sourceware.org.
27114 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27116 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27117 (AVR_ENHANCED): Rename to ...
27118 (AVR_HAVE_MUL): ... new.
27119 (avr_enhanced_p): Rename to ...
27120 (avr_have_mul_p): ... new.
27121 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27122 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27123 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27124 (avr_have_mul_p): ... new.
27125 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27126 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27127 'avr_enhanced_p' and 'enhanced'.
27128 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27129 AVR_HAVE_MUL instead of AVR_ENHANCED.
27130 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27131 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27132 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27133 instead of AVR_ENHANCED.
27134 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27135 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27136 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27138 2007-01-17 Ian Lance Taylor <iant@google.com>
27140 * vec.h (VEC_reserve_exact): Define.
27141 (vec_gc_p_reserve_exact): Declare.
27142 (vec_gc_o_reserve_exact): Declare.
27143 (vec_heap_p_reserve_exact): Declare.
27144 (vec_heap_o_reserve_exact): Declare.
27145 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27147 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27148 negative parameter.
27149 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27150 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27151 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27152 * vec.c (calculate_allocation): Add exact parameter. Change all
27154 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27155 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27156 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27157 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27158 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27159 (vec_heap_p_reserve_exact): New function.
27160 (vec_heap_o_reserve_exact): New function.
27162 2007-01-17 Jan Hubicka <jh@suse.cz>
27164 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27166 2007-01-17 Eric Christopher <echristo@apple.com>
27168 * config.gcc: Support core2 processor.
27170 2007-01-16 Jan Hubicka <jh@suse.cz>
27172 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27173 the names, just unlink the chain so we don't crash on dangling
27177 2007-01-16 Jan Hubicka <jh@suse.cz>
27179 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27180 * tree-pass.h: Reorder to make IPA passes appear toegher.
27181 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27183 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27184 parameters, do not call early inliner.
27185 * ipa-inline.c: Update comments. Include tree-flow.h
27186 (cgraph_decide_inlining): Do not compute inlining parameters.
27187 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27188 be called with function context set up.
27189 (pass_ipa_inline): Remove unreachable functions before pass.
27190 (cgraph_early_inlining): Simplify assuming to be called from the
27192 (pass_early_inline): New pass.
27193 (cgraph_gate_ipa_early_inlining): New gate.
27194 (pass_ipa_early_inline): Turn into simple wrapper.
27195 (compute_inline_parameters): New function.
27196 (gate_inline_passes): New gate.
27197 (pass_inline_parameters): New pass.
27198 (apply_inline): Move here from tree-optimize.c
27199 (pass_apply_inline): New pass.
27200 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27202 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27203 doing them by hand.
27204 (tree_function_versioning): Do not allocate dummy struct function.
27205 * tree-inline.h (optimize_inline_calls): Update prototype.
27206 * tree-optimize.c (execute_fixup_cfg): Export.
27207 (pass_fixup_cfg): Remove
27208 (tree_rest_of_compilation): Do not apply inlines.
27209 * tree-flow.h (execute_fixup_cfg): Declare.
27210 * Makefile.in (gt-passes.c): New.
27211 * passes.c: Include gt-passes.h
27212 (init_optimization_passes): New passes.
27213 (nnodes, order): New static vars.
27214 (do_per_function_toporder): New function.
27215 (execute_one_pass): Dump current pass here.
27216 (execute_ipa_pass_list): Don't dump current pass here.
27218 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27220 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27221 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27223 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27225 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27226 (strong_alias): Define.
27227 (__gcc_qmul): Provide non-FMA for soft-float.
27228 (__gcc_qdiv): Same.
27233 (__gcc_qunord): New.
27243 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27244 soft-float functions.
27245 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27246 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27247 about long double soft float.
27249 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27250 Tehila Meyzels <tehila@il.ibm.com>
27252 * tree-vectorizer.h (is_pattern_stmt_p): New.
27253 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27254 formatting (tabs instead of spaces). Cleanup and clarify setting
27255 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27256 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27257 (vectorizable_type_demotion): Check that types are integral.
27258 (vectorizable_type_promotion): Likewise.
27259 (vectorizable_store): Fix typo. Eliminate new-line at end of
27262 2007-01-16 Jan Hubicka <jh@suse.cz>
27264 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27267 2007-01-15 Eric Christopher <echristo@apple.com>
27269 * ifcvt.c: Include vec.h, vecprim.h.
27270 (check_cond_move_block): New argument regs.
27271 Reorganize. Add registers used to regs.
27272 (cond_move_process_if_block): Use regs set above as
27275 2007-01-15 Eric Christopher <echristo@apple.com>
27277 * config/darwin.h: Update copyright.
27278 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27279 (LINK_COMMAND_SPEC): Add -u.
27280 (LINK_SPEC): Fix umbrella for above.
27282 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27284 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27287 2007-01-15 Tom Tromey <tromey@redhat.com>
27289 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27290 * doc/install.texi (Testing): Don't mention jacks.
27291 (Configuration): Document --enable-java-maintainer-mode. Move
27292 --with-java-home to libgcj-specific section. Document
27294 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27296 2007-01-15 Jan Hubicka <jh@suse.cz>
27298 * tree-ssa-dce.c (DCE_TODOs): New.
27299 (propagate_necessity): Return if something changed.
27300 (eliminate_unnecessary_stmts): Likewise.
27301 (perform_tree_ssa_dce): Return TODO flags when needed.
27302 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27304 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27306 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27307 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27308 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27309 patterns using X87MODEF12 mode macro. Extend operand 1
27310 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27311 (log10<mode>2): Ditto.
27312 (log2<mode>2): Ditto.
27313 (log1p<mode>2): Ditto.
27314 (logb<mode>2): Ditto.
27315 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27316 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27317 (*fxtractxf3_i387): Rename from *fxtractxf3.
27318 (fxtract_extend<mode>xf3_i387): New insn pattern.
27319 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27320 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27321 and gen_fyl2xxf3_i387().
27323 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27325 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27326 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27327 get_loop_exit_edges. Changed return type to bool.
27328 * cfgloop.h (fix_loop_placement): Declaration removed.
27330 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27332 * param.h (MIN_VECT_LOOP_BOUND): New.
27333 * params.def (MIN_VECT_LOOP_BOUND): New.
27334 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27335 argument - minimum threshold for number of iterations.
27336 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27337 argument to declaration.
27338 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27339 MIN_VECT_LOOP_BOUND.
27340 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27341 slpeel_tree_peel_loop_to_edge with additional argument.
27342 (vect_do_peeling_for_alignment): Likewise.
27343 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27345 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27348 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27349 operands of size 1.
27351 2007-01-14 Jan Hubicka <jh@suse.cz>
27353 * tree-dfa.c (remove_referenced_var): New function.
27354 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27355 prune referenced vars list too.
27356 * tree-flow.h (remove_referenced_var): Declare.
27358 2007-01-14 Jan Hubicka <jh@suse.cz>
27360 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27362 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27363 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27364 * except.h (verify_eh_throw_table_statements): Kill prototype.
27365 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27366 into call exrepssions.
27367 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27369 * tree-cfg.c: Include pointer-set.h.
27370 (verify_node_sharing): Work on pointer set.
27371 (verify_eh_throw_stmt_node): New.
27372 (verify_stmts): Use pointers sets, verify throw_stmt.
27374 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27376 * ipa-reference.c (analyze_function): Consider also addresses taken
27379 2007-01-12 Roger Sayle <roger@eyesopen.com>
27381 * c-typeck.c (null_pointer_constant_p): Replace use of
27382 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27383 (build_c_cast): Likewise.
27385 2007-01-12 Roger Sayle <roger@eyesopen.com>
27387 * tree.h (force_fit_type_double): Remove unused final argument.
27388 * c-common.c (constant_expression_warning): Replace use of
27389 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27390 (convert_and_check): Likewise.
27391 (shorten_compare): Update call to force_fit_type_double.
27392 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27393 * convert.c (convert_to_pointer): Update call to
27394 force_fit_type_double.
27395 * fold-const.c (force_fit_type_double): Remove overflowed_const
27397 (int_const_binop, fold_convert_const_int_from_int,
27398 fold_convert_const_int_from_real, fold_div_compare,
27399 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27400 fold_abs_const, fold_not_const): Remove the final argument from
27401 calls to force_fit_type_double.
27403 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27405 * configure.ac: Set insn to "nop" for spu-*-* also.
27406 * configure: Regenerate.
27408 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27410 * builtins.def : Add BUILT_IN_FREE.
27412 2007-01-12 Jan Hubicka <jh@suse.cz>
27414 PR tree-optimization/30443
27415 * tree-inline.c (tree_function_versioning): Do not optimize when
27416 cloning for inlining.
27418 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27420 * doc/loop.texi: Document recording of loop exits.
27421 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27422 (update_single_exits_after_duplication,
27423 update_single_exit_for_duplicated_loop,
27424 update_single_exit_for_duplicated_loops): Removed.
27425 (duplicate_loop_to_header_edge): Do not call
27426 update_single_exits_after_duplication and
27427 update_single_exit_for_duplicated_loops.
27428 (loop_version): Do not update single_exit information.
27429 (fix_loop_structure): Use record_loop_exits instead of
27430 mark_single_exit_loops.
27431 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27432 the lists of loop exits.
27433 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27434 split_edge, merge_blocks): Update the lists of loop exits.
27435 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27436 loop_optimizer_init.
27437 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27438 of mark_single_exit_loops.
27439 (loop_optimizer_finalize): Call release_recorded_exits.
27440 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27441 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27442 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27443 update single exit information.
27444 * lambda-code.c (perfect_nestify): Ditto.
27445 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27446 (mark_single_exit_loops): Removed.
27447 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27448 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27449 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27451 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27452 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27453 (verify_loop_structure): Verify consistency of the exit lists.
27454 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27455 (set_single_exit): Removed.
27456 * cfgloop.h (struct loop_exit): New function.
27457 (struct loop): single_exit_ field replaced by exits field.
27458 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27459 LOOPS_HAVE_RECORDED_EXITS.
27460 (struct loops): Added exits hash.
27461 (mark_single_exit_loops, set_single_exit): Declaration removed.
27462 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27464 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27466 * doc/invoke.texi: Avoid use of @headitem.
27468 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27470 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27472 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27474 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27477 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27478 Richard Sandiford <richard@codesourcery.com>
27480 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27481 * config/m68k/m68k.opt: Resort options.
27482 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27484 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27485 Richard Sandiford <richard@codesourcery.com>
27487 * doc/invoke.texi: Document the macros that are defined by
27488 m68k's -mtune and -mhard-float options.
27489 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27490 (m68k_cpp_cpu_family): Likewise.
27491 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27492 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27493 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27494 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27495 (m68k_cpp_cpu_family): Likewise.
27497 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27499 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27500 macros besides mc68000 as tuning macros. Use a switch statement
27501 to set them and mcpu32.
27503 2007-01-12 Julian Brown <julian@codesourcery.com>
27505 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27506 (TARGET_68040_ONLY): Rename to...
27507 (TARGET_68040): ...this.
27508 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27509 * config/m68k/m68k.md: Likewise.
27511 2007-01-12 Julian Brown <julian@codesourcery.com>
27512 Nathan Sidwell <nathan@codesourcery.com>
27513 Richard Sandiford <richard@codesourcery.com>
27515 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27516 the -mcpu= argument associated with the --with-cpu setting.
27517 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27518 if different from the one implied by the -mcpu setting.
27519 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27520 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27521 * doc/invoke.texi: Mention ColdFire in the introduction to the
27522 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27523 -mno-div and -mhard-float options. Make -m68881 a synonym for
27524 -mhard-float. Document the previously-undocumented -m5206e,
27525 -m528x, -m5307 and -m5407 options. Tweak the existing option
27526 documentation for consistency.
27527 * doc/install.texi: Mention new --with-cpu arguments.
27528 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27529 default CPU if neither -mcpu nor -march are specified.
27530 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27531 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27532 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27533 using m68k_tune to decide between families that implement the
27534 same ISA. Use m68k_tune to set __mcfv4e__.
27535 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27536 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27537 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27538 (FL_ISA_C, FL_ISA_MMU): New macros.
27539 (MASK_COLDFIRE): Delete.
27540 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27541 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27542 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27543 (TARGET_HARD_FLOAT): Do not define here.
27544 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27545 (TUNE_68000): New macro.
27546 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27547 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27548 (TUNE_CFV2): Redefine in terms of m68k_tune.
27549 (uarch_type, target_device, fpu_type): New enums.
27550 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27551 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27552 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27553 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27554 (FL_FOR_isa_c): New macros.
27555 (m68k_isa): New enum.
27556 (m68k_target_selection): New structure.
27557 (all_devices, all_isas, all_microarchs): New tables.
27558 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27559 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27560 (MASK_ALL_CPU_BITS): Delete.
27561 (m68k_find_selection): New function.
27562 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27563 Map the legacy target options to a combination of the new ones.
27564 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27565 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27566 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27568 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27569 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27571 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27572 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27573 * config/m68k/m68k-devices.def: New file.
27575 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27576 Nathan Sidwell <nathan@codesourcery.com>
27578 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27579 (SUBTARGET_EXTRA_SPECS): New macros.
27580 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27581 use %(asm_cpu_spec) instead.
27582 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27583 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27584 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27585 (EXTRA_SPECS): Rename to...
27586 (SUBTARGET_EXTRA_SPECS): ...this.
27588 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27589 Richard Sandiford <richard@codesourcery.com>
27590 Julian Brown <julian@codesourcery.com>
27592 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27593 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27594 to the configuration's default CPU.
27595 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27596 Remove default masks.
27597 (m680[012]0-*-*): Set the default with_cpu to the first part of
27599 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27600 (m68k*-*-linux): Extend the --with-cpu handling to...
27601 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27602 and m68010. Don't set target_cpu_default2.
27603 * doc/install.texi: Document --with-cpu for m68k.
27604 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27605 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27606 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27607 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27608 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27609 (ASM_SPEC): Remove use of %(asm_cpu_default).
27610 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27611 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27612 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27613 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27614 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27615 (TARGET_DEFAULT): Delete.
27616 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27617 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27618 (CPP_CPU_SPEC): Delete.
27619 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27620 the appropriate string.
27621 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27622 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27623 (ASM_SPEC): Don't use %(asm_default_spec).
27624 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27625 TARGET_DEFAULT and add MASK_68881.
27626 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27628 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27630 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27631 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27632 MASK_68010 alongside MASK_68020.
27633 * doc/invoke.texi: Document -m68010.
27634 * config/m68k/m68k.opt (m68010): New.
27635 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27637 (TUNE_68010): New macro.
27638 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27639 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27640 (M68K_CPU_m68332): Add MASK_68010.
27641 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27642 fallback definition.
27643 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27645 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27646 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27647 to all entries that use MASK_68020.
27648 (output_move_simode_const, output_move_himode, output_move_qimode)
27649 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27650 instead of TARGET_68020 to select clr behavior. Remove comment
27651 about there being no TARGET_68010.
27652 * config/m68k/m68k.md: Likewise throughout.
27654 2007-01-12 Julian Brown <julian@codesourcery.com>
27656 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27657 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27658 * config/m68k/m68k.md: Likewise.
27660 2007-01-12 Julian Brown <julian@codesourcery.com>
27662 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27663 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27665 2007-01-12 Julian Brown <julian@codesourcery.com>
27667 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27668 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27669 * config/m68k/m68k.md: Likewise.
27671 2007-01-12 Julian Brown <julian@codesourcery.com>
27672 Richard Sandiford <richard@codesourcery.com>
27674 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27675 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27676 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27678 (TARGET_CPU32): Rename to...
27679 (TUNE_CPU32): ...this.
27680 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27681 (TUNE_CFV2): New macros.
27682 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27683 remove conditions that are implied by TARGET_68020.
27684 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27685 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27686 (m68k_output_function_epilogue): Likewise.
27687 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27688 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27689 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27690 non-68000 timings. Refactor multiplication and division costs.
27691 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27692 TUNE_CPU32 instead of TARGET_CPU32.
27693 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27694 and TUNE_68060 instead of TARGET_68060.
27695 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27696 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27698 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27699 && !TARGET_COLDFIRE" to choose between moveq and clr.
27700 Likewise in the unnamed movsf pattern.
27701 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27702 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27705 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27707 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27708 of tabbing before backslashes.
27710 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27712 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27713 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27714 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27716 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27718 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27719 find_interesting_uses_cond.
27720 (find_interesting_uses_cond): Use extract_cond_operands.
27721 (rewrite_use_compare): Use extract_cond_operands and
27722 force_gimple_operand_bsi. Do not call update_stmt.
27723 (determine_use_iv_cost_condition): Use extract_cond_operands.
27724 Return cheaper of using original bound and changing the exit bound.
27726 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27728 PR tree-optimization/29516
27729 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27730 most_expensive_mult_to_index, addr_to_parts,
27731 create_mem_ref, maybe_fold_tmr): Make the type of
27732 fields of TARGET_MEM_REF sizetype.
27733 (move_fixed_address_to_symbol, move_pointer_to_base):
27735 * tree.def (TARGET_MEM_REF): Add comment on types of
27738 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27740 * c-common.c (vector_types_convertible_p): Treat opaque types as
27741 always convertible if they have the same size, but not otherwise.
27743 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27745 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27746 Remove the b_unconditional field.
27747 (noce_try_sign_mask): Do not look at b_unconditional.
27748 (noce_process_if_block): Do not use merge_if_blocks. Update
27749 the CFG here. Do not set b_unconditional.
27750 (cond_move_process_if_block): Likewise.
27751 (find_cond_trap): Likewise.
27752 (check_cond_move_block): Require simple jump insns at the end
27753 of the basic block.
27755 2007-01-11 Jan Hubicka <jh@suse.cz>
27757 PR tree-optimization/1046
27758 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27759 when alias info is not ready.
27760 (pass_tail_recursion): Do not require aliasing.
27761 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27762 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27763 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27764 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27765 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27766 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27767 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27769 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27770 When aliasing is not build, mark statement as volatile.
27772 2007-01-11 Tom Tromey <tromey@redhat.com>
27774 PR preprocessor/15185, PR preprocessor/20989:
27775 * doc/cppopts.texi <-MT>: Update description of algorithm for
27776 computing default target.
27777 <-M, -MD>: Reword "basename" text.
27779 2007-01-11 Roger Sayle <roger@eyesopen.com>
27781 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27782 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27783 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27784 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27785 fold_builtin_bswap, real_constp, fold_builtin_pow,
27786 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27787 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27788 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27789 * convert.c (convert_to_pointer): Likewise.
27790 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27791 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27792 const_binop, fold_convert_const_int_from_int,
27793 fold_convert_const_int_from_real,
27794 fold_convert_const_real_from_real, sign_bit_p,
27795 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27796 fold_sign_changed_comparison, fold_unary, fold_comparison,
27797 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27798 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27799 * print-tree.c (print_node_brief, print_node): Likewise.
27800 * stor-layout.c (place_field, layout_type): Likewise.
27801 * tree-chrec.c (keep_cast): Likewise.
27802 * tree.c (build_vector, build_real, build_real_from_int_cst,
27803 build_complex): Likewise.
27805 2007-01-11 Roger Sayle <roger@eyesopen.com>
27807 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27808 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27810 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27812 * configure.ac (strict1_warn): Rename to strict_warn.
27813 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27814 cc_set_by_configure, quoted_cc_set_by_configure,
27815 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27816 all_boot_languages, all_stagestuff): Remove.
27817 (target_list): Remove bootstrap targets.
27818 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27819 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27820 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27821 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27822 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27823 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27824 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27825 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27826 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27827 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27828 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27829 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27830 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27831 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27832 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27833 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27834 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27835 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27836 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27837 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27838 (mostlyclean): Adjust.
27839 (clean, distclean): Don't mention bootstrap stuff.
27840 * configure: Regenerate.
27841 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27842 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27843 treelang/config-lang.in (stagestuff): Remove.
27844 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27845 stageprofile, stagefeedback, stagestuff): Remove mention.
27847 2007-01-11 Nick Clifton <nickc@redhat.com>
27849 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27851 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27852 (mcore_arith_K_S_operand): Run the test for the S constraint not
27853 the test for the M constraint.
27854 (mcore_addsub_operand): Do not accept integer values that are
27855 larger than 32 bits.
27856 * config/mcore/mcore.md: Remove unused constraints from split.
27857 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27858 (addsi3): Likewise.
27859 (allocate_stack): Likewise.
27860 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27861 operands to 32 bits.
27862 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27864 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27865 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27866 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27867 mcore_output_bclri, mcore_output_andn, output_inline_const,
27868 mcore_output_move, mcore_output_movedouble): Likewise.
27869 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27870 (output_inline_const): Likewise.
27871 (output_inline_const): Fix format strings used in sprintf
27873 * config/mcore/mcore-protos.h: Update prototypes for changed
27874 functions in mcore.c.
27875 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27876 HOST_WIDE_INT and not int.
27877 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27878 CONST_OK_FOR_N): Likewise.
27879 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27880 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27883 2007-01-10 Jan Hubicka <jh@suse.cz>
27885 * tree-vrp.c (remove_range_assertions): Release defs.
27886 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27887 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27889 2007-01-10 Paul Brook <paul@codesourcery.com>
27891 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27892 * config/arm/arm.md (mulsi3subsi): New insn.
27894 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27896 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27897 (tree_transform_and_unroll_loop): New.
27898 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27901 2007-01-10 Robert Kennedy <jimbob@google.com>
27903 * fold-const.c (fold_comparison): Fold comparisons like (x *
27904 1000 < 0) to (x < 0).
27906 2007-01-10 Ian Lance Taylor <iant@google.com>
27908 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27909 operands have the same priority.
27911 2007-01-10 Tom Tromey <tromey@redhat.com>
27913 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27914 (fold_binary): Likewise.
27915 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27916 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27917 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27918 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27919 * langhooks.h (struct lang_hooks): Removed field
27920 'can_use_bit_fields_p'.
27922 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27924 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27926 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27928 * function.c (get_last_funcdef_no): New function.
27929 * function.h (get_last_funcdef_no): Declare.
27930 * tree-inline.c (initialize_cfun): Add initialization.
27931 (tree_function_versioning): Cleanup.
27933 2007-01-10 Jan Hubicka <jh@suse.cz>
27935 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27938 2007-01-10 Sa Liu <saliu@de.ibm.com>
27939 Ben Elliston <bje@au.ibm.com>
27941 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27942 for SAVE_NONLOCAL and Pmode for any other save level.
27943 * spu-protos.h (spu_restore_stack_block): Declare.
27944 * spu.md (save_stack_block): Remove.
27945 (restore_stack_block): Call spu_restore_stack_block.
27946 * spu.c (spu_restore_stack_block): New function.
27947 (spu_expand_epilogue): Remove old comment.
27949 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27951 PR tree-optimization/30322
27952 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27953 (cand_value_at): Return the value as aff_tree.
27954 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27955 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27956 aff_combination_mult): New functions.
27957 (aff_combination_add): Use aff_combination_add_cst.
27958 (aff_combination_convert): Allow conversions to a wider type.
27959 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27960 * tree-affine.h (aff_combination_mult): Declare.
27962 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27964 * doc/tm.texi: Update documentation to reflect reality of exec
27965 and start file search behaviours. Update copyright year.
27966 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27967 header file directories.
27969 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27971 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27972 (*cosxf2): Rename to cosxf2_i387.
27973 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27974 using X87MODEF12 mode macro. Rename patterns to
27975 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27977 (*cosdf2, *cossf2): Ditto.
27978 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27979 to match extended input operands.
27980 (sincos<mode>3): New expander.
27981 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27982 insn patterns and corresponding splitters.
27984 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27986 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27987 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27989 2007-01-09 Nicolas Pitre <nico@cam.org>
27992 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27994 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27996 * target.h (struct gcc_target): New field library_rtti_comdat.
27997 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27998 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27999 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28000 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28002 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28004 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28006 2007-01-08 Richard Guenther <rguenther@suse.de>
28008 * tree.h (force_fit_type_double): Export.
28009 (force_fit_type): Remove.
28010 * fold-const.c (force_fit_type_double): New function.
28011 (force_fit_type): Remove.
28012 (int_const_binop): Use it.
28013 (fold_convert_const_int_from_int): Likewise.
28014 (fold_convert_const_int_from_real): Likewise.
28015 (fold_div_compare): Likewise.
28016 (fold_sign_changed_comparison): Likewise.
28017 (fold_unary): Likewise.
28018 (fold_negate_const): Likewise.
28019 (fold_abs_const): Likewise.
28020 (fold_not_const): Likewise.
28021 * c-common.c (shorten_compare): Use force_fit_type_double.
28022 * convert.c (convert_to_pointer): Likewise.
28024 2007-01-08 Richard Guenther <rguenther@suse.de>
28026 * tree.h (build_int_cst_wide_type): Export.
28027 * tree.c (build_int_cst_wide_type): New function.
28028 (build_int_cst_wide): Fix comment.
28029 * builtins.c (fold_builtin_object_size): Use build_int_cst
28030 to build -1 or 0 of the correct type. Use fit_double_type
28031 to check for overflow.
28032 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28034 (decode_field_reference): Likewise.
28035 (all_ones_mask_p): Likewise.
28036 (native_interpret_int): Use build_int_cst_wide_type.
28037 (fold_binary): Use build_int_cst_type to build an all-ones
28039 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28041 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28043 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28045 2007-01-09 Ben Elliston <bje@au.ibm.com>
28047 * genautomata.c (STATS_OPTION): New option.
28048 (stats_flag): New flag.
28049 (gen_automata_option): Handle it.
28050 (initiate_automaton_gen): Ditto.
28051 (write_automata): Output statistics only if stats_flag is
28052 set. Likewise, output time statistics only if time_flag is set.
28053 * doc/md.texi (Processor pipeline description): Document new flag.
28055 2007-01-08 Richard Guenther <rguenther@suse.de>
28057 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28058 * tree.c (build_int_cst_type): Likewise.
28059 (size_in_bytes): Don't call force_fit_type on the result.
28060 (int_fits_type_p): Use fit_double_type.
28061 * fold-const.c (fit_double_type): New function.
28062 (force_fit_type): Use it.
28063 * tree.h (fit_double_type): Export.
28065 2007-01-08 Jan Hubicka <jh@suse.cz>
28067 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28068 * ipa.c (function_and_variable_visibility): Fix return type.
28070 2007-01-08 Richard Guenther <rguenther@suse.de>
28072 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28073 of offset to build the index.
28074 * tree-pretty-print.c (dump_generic_node): Don't build negated
28075 const just for printing.
28076 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28077 * builtins.c (fold_builtin_int_roundingfn): Check if result
28078 fits the type by using force_fit_type and comparing the result.
28079 * predict.c (predict_loops): Use compare_tree_int for comparison.
28080 * tree.c (build_int_cst): Fall back to integer_type_node for
28082 (build_int_cst_wide): Assert type is non-null.
28084 2007-01-08 Roberto Costa <roberto.costa@st.com>
28086 * tree-vrp.c (extract_range_from_cond_expr): New.
28087 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28088 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28090 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28091 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28092 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28093 used as expressions.
28094 * tree-object-size.c (cond_expr_object_size): New.
28095 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28097 2007-01-08 Jan Hubicka <jh@suse.cz>
28099 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28100 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28103 2007-01-08 Richard Guenther <rguenther@suse.de>
28105 PR tree-optimization/23603
28106 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28107 (extract_range_from_binary): Fall back to truthvalue instead of
28108 varying for TRUTH_*_EXPR.
28109 (extract_range_from_comparison): Fall back to truthvalue instead of
28111 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28112 if all visited PHI values were constant.
28114 2007-01-08 Jan Hubicka <jh@suse.cz>
28116 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28117 (cgraph_analyze_function): break out from ...
28118 (cgraph_finalize_compilation_unit): ... here.
28119 (cgraph_expand_function): Remove forgoten commented out line.
28120 (cgraph_optimize): Analyze functions.
28122 2007-01-08 Jan Hubicka <jh@suse.cz>
28124 * tree-pas.h (TODO_remove_function): New flag.
28125 (TODO_update*): Renumber.
28126 (pass_ipa_increase_alignment,
28127 pass_ipa_function_and_variable_visibility): New passes.
28128 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28129 (cgraph_function_and_variable_visibility): Move to ipa.c
28130 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28131 cgraph_increase_alignment.
28132 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28133 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28134 calling tree-inline.
28135 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28136 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28137 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28138 (gate_increase_alignment): New function.
28139 (pass_ipa_increase_alignment): New pass.
28140 * ipa.c: Inline tree-pass.h and timevar.h
28141 (function_and_variable_visibility): Move here from cgraphunit.c
28142 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28143 * passes.c (init_optimization_passes): Add the two new passes.
28144 (execute_todo): Handle cgraph_remove_functions.
28146 2007-01-08 Nick Clifton <nickc@redhat.com>
28148 * config/frv/predicates.md (reg_or_0_operand): Accept
28151 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28153 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28154 * config.gcc: Add bfin*-rtems*.
28156 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28158 * c.opt: Add -flax-vector-conversions.
28159 * c-typeck.c (convert_for_assignment): Pass flag to
28160 vector_types_convertible_p to allow emission of note.
28161 (digest_init): Likewise.
28162 * c-opts.c: Handle -flax-vector-conversions.
28163 * c-common.c (flag_lax_vector_conversions): New.
28164 (vector_types_convertible_p): Unless -flax-vector conversions
28165 has been passed, disallow conversions between vectors with
28166 differing numbers of subparts and/or element types. If such
28167 a conversion is disallowed, possibly emit a note on the first
28168 occasion only to inform the user of -flax-vector-conversions.
28169 The new last argument specifies this.
28170 * c-common.h (flag_lax_vector_conversions): New.
28171 (vector_types_convertible_p): Add extra argument.
28172 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28173 char_type_node for V*QI type vectors.
28174 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28175 Update to satisfy new typechecking rules.
28176 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28177 C and C++ variants.
28178 * doc/invoke.texi (C Dialect Options): Document
28179 -flax-vector-conversions.
28181 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28183 PR tree-optimization/29877
28184 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28185 a register variable on the RHS to not be replaceable.
28187 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28188 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28189 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28190 const_simm15, const_pow2, const_npow2): Added.
28191 * config/score/misc.md (insv, extv, extzv, movmemsi,
28192 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28193 * config/score/score.c (score_address_cost, score_select_cc_mode):
28195 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28196 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28197 Update score_print_operand.
28198 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28199 Adjust register allocate order and update some macro define.
28200 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28201 mdx_block_move_straight, mdx_block_move_loop_head,
28202 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28203 mdx_block_move_loop, mdx_block_move): Added.
28204 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28205 mdp_limm): Updated and fix some bug and typo.
28206 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28207 (movsf, movdf, doloop_end): Added.
28209 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28211 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28212 config/arm/thumb2.md: Fix comment typos.
28213 * doc/extend.texi: Fix a typo.
28215 2007-01-07 Eric Christopher <echristo@apple.com>
28217 * configure.ac: Check for __stack_chk_fail for darwin.
28218 * configure: Regenerate.
28220 2007-01-07 Richard Guenther <rguenther@suse.de>
28222 * tree-vrp.c (extract_range_from_assert): CSE calls to
28223 compare_values where possible.
28224 (extract_range_from_unary_expr): Likewise.
28226 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28228 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28229 * config/avr/avr.c (call_insn_operand): Delete function.
28230 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28231 instead of register number. Use predicates.
28232 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28233 call_insn_operand): Add.
28235 2007-01-06 Jan Hubicka <jh@suse.cz>
28237 * tree-pass.h (pass_build_cgraph_edges): Declare.
28238 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28239 (visited_nodes): Remove.
28240 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28241 build_cgrpah_edges; make visited_nodes local.
28242 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28243 (record_references_in_initializer): Move to cgraphbuild.c
28244 (initialize_inline_failed, rebuild_cgraph_edges,
28245 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28246 (verify_cgraph_node): Make visited_nodes local.
28247 (cgraph_analyze_function): Do not call cgraph_create_edges and
28248 initialize_inline_failed.
28249 (cgraph_expand_function): Do not call cgraph_lower_function;
28250 assert that function is already lowered.
28251 * Makefile.in (cgraphbuild.o): New.
28252 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28253 at the end of lowering passes.
28255 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28257 * ifcvt.c (cond_move_convert_if_block): New function, code
28258 factored out from...
28259 (cond_move_process_if_block): ...here. Call the new function
28260 on the THEN and ELSE blocks.
28261 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28262 already takes care of this.
28264 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28267 * tree.h (TREE_OVERFLOW_P): New.
28268 * c-typeck.c (parser_build_unary_op): Warn only if result
28269 overflowed and operands did not.
28270 (parser_build_binary_op): Likewise.
28271 (convert_for_assignment): Remove redundant overflow_warning.
28272 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28274 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28276 * c-typeck.c (store_init_value): Split over two lines to follow
28277 the GNU coding style.
28279 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28281 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28282 __GXX_EXPERIMENTAL_CXX0X__.
28283 * doc/cpp.texi: Same.
28285 2007-01-05 Richard Guenther <rguenther@suse.de>
28287 PR middle-end/27826
28288 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28289 with mismatched types. Instead explicitly build a
28290 conversion NOP_EXPR.
28292 2007-01-05 Ian Lance Taylor <iant@google.com>
28294 * c-common.c (decl_with_nonnull_addr_p): New function.
28295 (c_common_truthvalue_conversion): Call it.
28296 * c-typeck.c (build_binary_op): Likewise.
28297 * c-common.h (decl_with_nonnull_addr_p): Declare.
28299 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28302 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28305 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28307 * doc/install.texi (Final install): Document the fact that
28308 the GNAT runtime should not be stripped.
28310 2007-01-04 Jan Hubicka <jh@suse.cz>
28312 * tree-inline.c (fold_marked_statements): Update operand caches
28313 and EH after folding
28315 2007-01-04 Ian Lance Taylor <iant@google.com>
28317 * c-common.c (check_function_nonnull): Whitespace fix.
28319 2007-01-04 Jan Hubicka <jh@suse.cz>
28321 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28322 comitted older version of patch.
28323 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28324 function, celanup cfg and collect garbage.
28326 2007-01-04 Mike Stump <mrs@apple.com>
28328 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28331 2007-01-04 Eric Christopher <echristo@apple.com>
28333 * libgcc2.c (__bswapsi2): Use SItype.
28334 (__bswapdi2): Use DItype.
28335 * libgcc2.h: Update for above.
28337 2007-01-04 Paul Brook <paul@codesourcery.com>
28339 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28340 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28341 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28342 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28343 umulsi3_highpart): Make conditional on !arm_arch6.
28344 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28345 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28346 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28347 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28348 umulsi3_highpart_v6): New insns.
28350 2007-01-04 Roger Sayle <roger@eyesopen.com>
28352 * fold-const.c (fold_convert): When casting an expression to void,
28353 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28354 have a type. Instead of attempting to build a NOP_EXPR, return
28355 these "special" trees directly.
28357 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28359 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28360 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28361 rs6000_cost->fp not 0 as adjustment for outer NEG.
28363 2007-01-04 Jan Hubicka <jh@suse.cz>
28365 * cgraph.c (cgraph_release_function_body): New function.
28366 (cgraph_remove_node): Use it.
28367 * cgraph.h (cgraph_release_function_body): Declare.
28368 * cgraphunit.c (cgraph_expand_function): Use it.
28369 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28370 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28371 is initialized and while compilation of other function is running.
28372 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28373 statement CFG annotations from here to ...
28374 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28376 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28378 * cfgloop.h (enum li_flags): Make the constants powers of two.
28380 2007-01-04 Jan Hubicka <jh@suse.cz>
28382 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28384 (fold_marked_statements): New function.
28385 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28386 * tree-inline.h (copy_body_data): Add statements_to_fold.
28388 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28390 * config.gcc: Mention libgcc/config.host.
28391 * Makefile.in: Update comments mentioning libgcc.
28392 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28393 (all.cross, start.encap, rest.encap, rest.cross): Update
28394 dependencies for libgcc move.
28395 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28396 (clean-target, clean-target-libgcc): Delete.
28397 (srcdirify, GCC_EXTRA_PARTS): New macros.
28398 (libgcc-support, libgcc.mvars): New rules.
28399 (distclean): Remove mention of mklibgcc.
28400 (install): Don't reference INSTALL_LIBGCC.
28401 (install-common): Don't reference EXTRA_PARTS.
28402 (install-libgcc, install-multilib): Delete rules.
28403 * mklibgcc.in: Delete file.
28404 * doc/configfiles.texi: Don't mention mklibgcc.
28406 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28407 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28408 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28409 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28410 (mklibgcc, ldblspecs): Likewise.
28412 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28413 (posixpre.def): Use $(T).
28414 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28415 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28416 (SHLIB_LINK): Make dummy.
28417 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28419 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28421 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28422 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28423 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28424 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28426 * configure.ac (all_outputs): Remove mklibgcc.
28427 * configure: Regenerated.
28429 2007-01-03 Josh Conner <jconner@apple.com>
28431 PR middle-end/29683
28432 * calls.c (compute_argument_addresses): Set stack and stack_slot
28433 for partial args, too.
28434 (store_one_arg): Use locate.size.constant for the size when
28435 generating a save_area.
28437 2007-01-03 Robert Kennedy <jimbob@google.com>
28439 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28440 whose definitions are deleted due to basic block merging.
28442 2007-01-03 Paul Brook <paul@codesourcery.com>
28445 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28447 (use_return_insn): Return 0 for Thumb interrupt functions.
28448 (print_multi_reg): Add rfe argument for IRQ returns.
28449 (arm_output_epilogue): Pop interrupt return address directly into PC.
28450 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28452 2007-01-03 Paul Brook <paul@codesourcery.com>
28454 Merge from sourcerygxx-4_1.
28455 * config/arm/thumb2.md: New file.
28456 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28458 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28459 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28460 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28461 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28463 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28464 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28466 * config/arm/ieee754-sf.S: Ditto.
28467 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28468 (thumb1_base_register_rtx_p): ... to this.
28469 (thumb_index_register_rtx_p): Rename...
28470 (thumb1_index_register_rtx_p): ... to this.
28471 (thumb_output_function_prologue): Rename...
28472 (thumb1_output_function_prologue): ... to this.
28473 (thumb_legitimate_address_p): Rename...
28474 (thumb1_legitimate_address_p): ... to this.
28475 (thumb_rtx_costs): Rename...
28476 (thumb1_rtx_costs): ... to this.
28477 (thumb_compute_save_reg_mask): Rename...
28478 (thumb1_compute_save_reg_mask): ... to this.
28479 (thumb_final_prescan_insn): Rename...
28480 (thumb1_final_prescan_insn): ... to this.
28481 (thumb_expand_epilogue): Rename...
28482 (thumb1_expand_epilogue): ... to this.
28483 (arm_unwind_emit_stm): Rename...
28484 (arm_unwind_emit_sequence): ... to this.
28485 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28486 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28487 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28488 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28489 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28490 thumb2_output_casesi): New functions.
28491 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28492 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28493 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28494 THUMB2_WORK_REGS): Define.
28495 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28496 arm_condexec_mask, arm_condexec_masklen)): New variables.
28497 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28498 (arm_override_options): Check new CPU capabilities.
28499 Set new architecture flag variables.
28500 (arm_isr_value): Handle v7m interrupt functions.
28501 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28503 (const_ok_for_arm): Handle Thumb-2 constants.
28504 (arm_gen_constant): Ditto. Use movw when available.
28505 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28507 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28508 (thumb_find_work_register, arm_load_pic_register,
28509 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28510 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28511 print_multi_reg, output_mov_long_double_fpa_from_arm,
28512 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28513 output_mov_double_fpa_from_arm, output_move_double,
28514 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28515 output_return_instruction, arm_output_function_prologue,
28516 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28517 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28518 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28519 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28520 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28521 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28523 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28524 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28525 (arm_file_start): Output directive for unified syntax.
28526 (arm_unwind_emit_set): Handle stack alignment instruction.
28527 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28528 Add v6t2, v7, v7a, v7r and v7m.
28529 (RETLDM): Add Thumb-2 code.
28530 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28531 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28532 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28533 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28534 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28535 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28536 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28537 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28538 ADJUST_INSN_LENGTH): Define.
28539 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28540 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28541 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28542 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28543 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28544 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28545 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28546 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28547 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28548 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28549 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28550 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28551 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28552 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28553 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28554 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28555 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28557 * config/arm/arm-tune.md: Regenerate.
28558 * config/arm/arm-protos.h: Update prototypes.
28559 * config/arm/vfp.md: Enable patterns for Thumb-2.
28560 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28561 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28562 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28563 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28564 * config/arm/libunwind.S: Add Thumb-2 code.
28565 * config/arm/constraints.md: Update include Thumb-2.
28566 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28567 * config/arm/ieee754-df.S: Ditto.
28568 * config/arm/bpabi.S: Ditto.
28569 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28570 * config/arm/predicates.md (low_register_operand,
28571 low_reg_or_int_operand, thumb_16bit_operator): New.
28572 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28573 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28574 * config/arm/t-arm-elf: Add armv7 multilib.
28575 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28577 (UNSPEC_STACK_ALIGN, ce_count): New.
28578 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28579 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28581 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28582 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28583 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28584 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28585 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28586 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28588 * doc/extend.texi: Document ARMv7-M interrupt functions.
28589 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28591 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28593 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28594 (struct _Unwind_Context): Rename args_size to flags, remove
28595 signal_frame field, add a new args_size field and version field.
28596 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28597 _Unwind_IsExtendedContext): New inline functions.
28598 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28599 Assume by_value array is only present if _Unwind_IsExtendedContext.
28600 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28601 _Unwind_IsSignalFrame.
28602 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28603 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28604 (uw_init_context_1): Initialize context->flags to
28605 EXTENDED_CONTEXT_BIT.
28606 * config/rs6000/linux-unwind.h (frob_update_context): Use
28607 _Unwind_SetSignalFrame.
28609 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28611 PR middle-end/30353
28612 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28613 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28616 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28618 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28619 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28620 RET, AT_SP): Remove.
28621 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28624 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28625 * cfgbuild.c (find_basic_blocks): Likewise.
28626 * cfgrtl.c (rtl_create_basic_block): Likewise.
28627 * function.c (temp_slots_at_level): Likewise.
28628 * reg-stack.c (stack_regs_mentioned): Likewise.
28629 * regclass.c (allocate_reg_info): Likewise.
28630 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28631 set_bb_for_stmt, move_block_to_fn): Likewise.
28632 * tree-complex.c (tree_lower_complex): Likewise.
28633 * vec.h (VEC_safe_grow_cleared): New.
28635 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28637 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28639 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28640 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28642 * cfgloopmanip.c (scale_loop_frequencies): Export.
28643 (loopify): Scale the frequencies by prescribed coefficients.
28644 (set_zero_probability): New function.
28645 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28646 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28647 and frequencies according to arguments.
28648 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28650 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28651 * modulo-sched.c (sms_schedule): Set probabilities for entering
28652 versioned loop correctly.
28653 * tree-vect-transform.c (vect_transform_loop): Ditto.
28654 * cfgloop.h (loopify, loop_version): Declaration changed.
28655 (scale_loop_frequencies): Declared.
28657 2007-01-02 Jan Hubicka <jh@suse.cz>
28659 * cgraph.c: Include tree-flow.h
28660 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28661 early_local_passes.
28662 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28663 * tree-pass.h (pass_all_early_optimizations): Declare.
28664 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28665 early_local_passes.
28666 (cgraph_analyze_function): Do early_local_passes.
28667 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28668 Do not add referenced vars.
28669 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28671 (gate_all_early_local_passes): New gate.
28672 (pass_early_local_passes): Use new gate.
28673 (execute_early_local_optimizations): New functions.
28674 (gate_all_early_optimizations): New gate.
28675 (pass_all_early_optimizations): New pass.
28676 (execute_free_datastructures): Free SSA only when initialized.
28677 (gate_init_datastructures): Init only when optimizing.
28678 (tree_lowering_passes): Do early local passes when called late.
28679 * tree-profile.c (do_tree_profiling): Don't profile functions added
28681 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28682 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28684 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28685 during early_local_passes.
28686 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28689 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28691 * Makefile.in: Update copyright year.
28693 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28695 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28696 in $(lang_checks) and check-consistency targets.
28698 2007-01-02 Jan Hubicka <jh@suse.cz>
28700 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28701 Do not add referenced vars.
28702 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28704 * passes.c (init_optimization_passes): Put mudflap_2 after
28705 free_datastructures.
28707 2007-01-02 Jan Hubicka <jh@suse.cz>
28709 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28710 Set NOTHROW flag on call statements proved to be nothrow.
28711 Update statement of local calls so new pure/const functions are
28712 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28714 (tree_rest_of_compilation): Register hooks and initialize bitmap
28715 early. Do not set after_inlining flag.
28717 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28719 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28720 HOST_BITS_PER_LONGLONG
28722 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28725 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28726 warning for non-static initializers.
28728 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28730 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28731 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28732 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28733 Always use set_unique_reg_note to add REG_EQUAL notes.
28735 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28738 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28740 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28741 * cfgbuild.c (find_basic_blocks): Likewise.
28742 * cfgrtl.c (rtl_create_basic_block): Likewise.
28743 * function.c (temp_slots_at_level): Likewise.
28744 * reg-stack.c (stack_regs_mentioned): Likewise.
28745 * regclass.c (allocate_reg_info): Likewise.
28746 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28747 set_bb_for_stmt, move_block_to_fn): Likewise.
28748 * tree-complex.c (tree_lower_complex): Likewise.
28749 * vec.h (VEC_safe_grow_cleared): New.
28751 2007-01-02 Ian Lance Taylor <iant@google.com>
28753 * c-common.c (c_common_truthvalue_conversion): When warning about
28754 using an assignment as a truth value, set TREE_NO_WARNING.
28756 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28759 * c.opt (Wold-style-declaration): New.
28760 * doc/invoke.texi (C-only Warning Options): New.
28761 (Wold-style-declaration): Document it.
28762 (Wextra): Enabled by -Wextra.
28763 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28764 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28765 -Wold-style-declaration.
28767 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28769 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28770 * cfgbuild.c (find_basic_blocks): Likewise.
28771 * cfgrtl.c (rtl_create_basic_block): Likewise.
28772 * function.c (temp_slots_at_level): Likewise.
28773 * reg-stack.c (stack_regs_mentioned): Likewise.
28774 * regclass.c (allocate_reg_info): Likewise.
28775 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28776 set_bb_for_stmt, move_block_to_fn): Likewise.
28777 * tree-complex.c (tree_lower_complex): Likewise.
28778 * vec.h (VEC_safe_grow_cleared): New.
28780 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28782 * c-common.c (c_common_nodes_and_builtins): Since variants of
28783 void_type_node get built before it is given a name, we need to
28784 give those variants the name, too.
28785 (complete_array_type): We need to work with the canonical main
28786 type of the array, from which we will build the qualified version.
28787 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28788 * print-tree.c (print_node): Display canonical type information
28790 * stor-layout.c (layout_type): When we don't know the
28791 alignment of a type for which we're building an array, we end up
28792 guessing wrong, so make the type require structural equality.
28793 * tree.c (make_node_stat): When we build a new type, it is its
28794 own canonical type.
28795 (build_type_attribute_qual_variant): When building an attribute
28796 variant, its canonical type is the non-attribute variant. However,
28797 if the attributes are target-dependent and they differ, we need to
28798 use structural equality checks for this type.
28799 (build_qualified_type): A qualified type is not equivalent to its
28800 unqualified variant; set the canonical type appropriately.
28801 (build_distinct_type_copy): When building a distinct type from
28802 another type, the new type is its own canonical type.
28803 (build_variant_type_copy): When building a new type variant, we
28804 assume that it is equivalent to the original type.
28805 (build_pointer_type_for_mode): When building a pointer type, also
28806 build a canonical type pointer.
28807 (build_reference_type_for_mode): When building a reference type,
28808 also build a canonical type reference.
28809 (build_index_type): When we can't hash an index type (e.g.,
28810 because its maximum value is negative), the index type requires
28811 structural equality tests.
28812 (build_array_type): Build the canonical form of an array type.
28813 (build_function_type): Function types require structural equality,
28814 because they contain default arguments, attributes, etc.
28815 (build_method_type_directly): Ditto for method types.
28816 (build_offset_type): Build the canonical offset type.
28817 (build_complex_type): Build the canonical vector type.
28818 (make_vector_type): Build the canonical vector type.
28819 * tree.h (TYPE_CANONICAL): New.
28820 (TYPE_STRUCTURAL_EQUALITY_P): New.
28821 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28822 (struct tree_type): Added "canonical" field.
28823 * params.h (VERIFY_CANONICAL_TYPES): New.
28824 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28825 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28826 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28827 * doc/invoke.texi (verify-canonical-types): Document --param
28828 parameter for verifying canonical types.
28830 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28832 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28833 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28834 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28835 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28837 * config/rs6000/e500.h: New.
28838 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28839 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28841 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28842 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28843 TARGET_E500_DOUBLE): Remove.
28844 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28845 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28846 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28847 * config/rs6000/rs6000.c (rs6000_override_options): Use
28848 CHECK_E500_OPTIONS.
28850 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28852 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28853 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28854 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28855 rs6000_emit_cmove): Don't check TARGET_E500.
28856 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28857 sordered): Don't check TARGET_E500.
28859 2007-01-01 Eric Christopher <echristo@apple.com>
28861 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28862 HARD_REGISTER_NUM_P.
28864 2007-01-01 Roger Sayle <roger@eyesopen.com>
28866 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28867 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28868 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28871 2007-01-01 Mike Stump <mrs@apple.com>
28873 * configure.ac: Remove support for building with Apple's gcc-3.1.
28875 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28877 PR middle-end/30311
28878 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28879 REG is a hard register. Do not modify REG before calling
28881 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28882 multiple of the size of YMODE for certain lowpart cases.
28884 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28886 PR middle-end/30253
28887 * gimplify (voidify_wrapper_expr): Update for
28888 GIMPLE_MODIFY_STMT.
28890 2007-01-01 Andreas Schwab <schwab@suse.de>
28893 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28894 save of BR0 in extra_spill_size instead of spill_size.
28895 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28897 (ia64_expand_epilogue): Restore BR0 from its new location.
28899 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28901 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28902 Use a temporary variable if the left hand side is not a gimple
28905 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28907 * gimplify.c (gimplify_return_expr): Make the temporary variable
28908 for the return expression, a gimple register variable.
28910 2007-01-01 Jan Hubicka <jh@suse.cz>
28912 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28915 2007-01-01 Mike Stump <mrs@apple.com>
28917 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28919 * config/darwin.c (machopic_select_rtx_section): Use
28920 HAVE_GAS_LITERAL16.
28921 (darwin_mergeable_constant_section): Likewise.
28922 * configure: Regenerate.
28923 * config.in: Regenerate.
28925 2007-01-01 Jan Hubicka <jh@suse.cz>
28926 Andrew Pinski <pinskia@gmail.com>
28928 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28929 before starting IPA passes.