1 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
5 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
6 for vector int32 -> int64 conversions. Don't write beyond the end
7 of the allocated vector for int32 -> int64 conversions.
9 2007-09-25 Revital Eres <eres@il.ibm.com>
11 * config/rs6000/paired.h (paired_sel): New.
12 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
13 (rs6000_expand_ternop_builtin): Pass zero const_double operand
14 when expanding selv2sf.
15 * config/rs6000/rs6000.h (rs6000_builtins): Add
16 PAIRED_BUILTIN_SELV2SF4.
18 2007-09-25 Joseph Myers <joseph@codesourcery.com>
21 * c-typeck.c (default_conversion): Call require_complete_type
22 before perform_integral_promotions.
23 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
24 (build_c_cast): Call require_complete_type except for casts to
26 (convert_for_assignment): Call require_complete_type.
28 2007-09-25 Revital Eres <eres@il.ibm.com>
30 * config/spu/spu.md: Fix doloop pattern.
32 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
34 * config/bfin/bfin.c (expand_prologue_reg_save,
35 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
37 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
38 ... from here. New argument ALL; callers changed.
39 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
40 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
41 have the "saveall" attribute.
43 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
45 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
47 (INCOMING_REGNO, OUTGOING_REGNO): Define.
48 * config/mmix/mmix.c (mmix_opposite_regno): New function.
49 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
51 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
52 with REG_P tests before REGNO access.
54 2007-09-24 DJ Delorie <dj@redhat.com>
57 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
59 (movqicc_<code>_<mode>): Likewise.
60 (movhicc_<code>_<mode>): Likewise.
62 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
65 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
68 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
71 * config/i386/i386.c (ix86_comp_type_attributes): Check
74 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
76 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
77 "move.l %a4,%a4" to produce nops.
78 * config/m68k/m68k.c (override_options): Reset align options,
79 if neccessary align macro isn't avaible.
81 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
83 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
85 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
87 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
89 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
91 (peephole pattern): Convert most of them to RTL peephole pattern.
93 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
95 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
96 (moved from fp compare patterns).
97 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
98 Cleanup predicates to relieve reload.
99 (conditional_trap): Reject conditional trap with fp condition.
100 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
101 certain constants early.
103 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
105 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
107 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
109 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
110 Allow --with-tune=cell and --with-cpu=cell.
112 2007-09-24 David Edelsohn <edelsohn@gnu.org>
114 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
115 * config/rs6000/rs6000.opt (swdiv): Change option to ...
117 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
119 (TARGET_BUILTIN_RECIPROCAL): Use it.
120 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
121 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
122 (rs6000_emit_swrsqrtsf): New.
123 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
125 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
126 (divsf3): Remove swdiv support.
129 (rsqrt_internal1): New.
130 (divdf3): Remove swdiv support.
133 2007-09-24 Jakub Jelinek <jakub@redhat.com>
136 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
138 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
139 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
140 * tree.c (type_hash_eq): For FUNCTION_TYPE use
141 lang_hooks.type.type_hash_eq in addition to generic tests.
143 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
144 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
146 * tree-inline.h (eni_weights): Add field target_builtin_cost to
147 reflect the cost per call to a target specific builtin.
148 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
149 call to a target specific builtin, then use target_builtin_call_cost.
150 (init_inline_once): Initialize target_builtin_call_cost field.
152 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
155 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
158 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
160 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
161 * configure: Regenerated.
163 2007-09-23 Ollie Wild <aaw@google.com>
165 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
167 (get_pointer_modulus_and_residue): New function.
169 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
171 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
172 combine an SC return value into a single register.
174 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
176 * opth-gen.awk (target_flags_explicit): Declare.
177 * toplev.h (target_flags_explicit): Delete declaration.
178 * toplev.c (target_flags): Likewise.
179 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
180 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
181 Never return true for TARGET_MIPS16.
182 * config/mips/mips.c (mips_llsc): Delete.
183 (mips_handle_option): Remove -mllsc handling.
184 (mips_strip_unspec_address): Tweak comment.
185 * config/mips/mips.opt (mllsc): Use a target mask.
187 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
189 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
190 word_mode as well as Pmode.
192 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
194 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
195 parameters from word_mode to the subword type if such a truncation
198 2007-09-23 Jakub Jelinek <jakub@redhat.com>
200 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
201 * configure: Regenerated.
203 2007-09-23 Jan Hubicka <jh@suse.cz>
205 * params.def (INLINE_CALL_COST): Set to 12.
206 * invoke.texi (inline-call-cost): Update default value.
208 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
210 * config/alpha/alpha.md (movti): Use operand_subword for the split.
212 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
213 Revital Eres <eres@il.ibm.com>
215 * modulo-sched.c (doloop_register_get): Rewrite the loop which
216 checks whether the count_reg is found outside the control part.
218 2007-09-23 Jakub Jelinek <jakub@redhat.com>
220 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
221 instead of checking CALL_EXPR_FN directly to test for builtins.
222 If error or warning attributes are present, print
224 * c-common.c (handle_error_attribute): New function.
225 (c_common_attribute_table): Add error and warning
227 * doc/extend.texi: Document error and warning attributes.
229 * tree.h (block_nonartificial_location): New prototype.
230 * tree.c (block_nonartificial_location): New function.
231 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
232 if artificial attribute is present on abstract inline decl.
233 * c-common.c (handle_artificial_attribute): New function.
234 (c_common_attribute_table): Add artificial attribute.
235 * final.c (override_filename, override_linenum): New variables.
236 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
237 and override_linenum if inside of a block inlined from
238 __attribute__((__artificial__)) function.
239 (notice_source_line): Honor override_filename and override_linenum.
240 * doc/extend.texi: Document __attribute__((__artificial__)).
241 * config/i386/emmintrin.h: Add __artificial__ attribute to
242 all __always_inline__ functions.
243 * config/i386/mmintrin.h: Likewise.
244 * config/i386/tmmintrin.h: Likewise.
245 * config/i386/mm3dnow.h: Likewise.
246 * config/i386/pmmintrin.h: Likewise.
247 * config/i386/ammintrin.h: Likewise.
248 * config/i386/xmmintrin.h: Likewise.
249 * config/i386/smmintrin.h: Likewise.
250 * config/i386/bmmintrin.h: Likewise.
251 * config/i386/mmintrin-common.h: Likewise.
254 * expr.c (expand_constructor): New function.
255 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
256 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
259 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
261 * config/mips/mips.c (dump_constants_1): Generalize to include
262 fractional and accumulator modes.
264 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
266 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
267 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
269 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
270 TARGET_HARD_FLOAT when testing whether -mpaired-single is
272 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
274 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
276 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
277 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
279 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
280 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
281 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
283 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
285 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
286 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
287 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
289 2007-09-22 Jason Merrill <jason@redhat.com>
292 * attribs.c (lookup_attribute_spec): Split out...
293 (decl_attributes): From here.
294 * tree.h: Declare it.
296 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
298 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
300 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
302 * tree-inline.c (remap_type_1): Correctly chain variants.
304 2007-09-22 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/33146
307 * fold-const.c (fold_binary): Use the original tree
309 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
312 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
315 * except.c (finish_eh_generation): Call commit_edge_insertions if
316 there are insns queued on the entry edge.
317 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
320 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
322 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
324 2007-09-19 Michael Meissner <michael.meissner@amd.com>
326 * gcc/config/i386/i386.c: Delete trailing whitespace.
327 * gcc/config/i386/i386.h: Ditto.
328 * gcc/config/i386/bmmintrin.h: Ditto.
329 * gcc/config/i386/sync.md: Ditto.
330 * gcc/config/i386/ppro.md: Ditto.
331 * gcc/config/i386/mmx.md: Ditto.
332 * gcc/config/i386/constraints.md: Ditto.
333 * gcc/config/i386/sse.md: Ditto.
334 * gcc/config/i386/athlon.md: Ditto.
335 * gcc/config/i386/i386.md: Ditto.
337 2007-09-21 Richard Guenther <rguenther@suse.de>
339 PR tree-optimization/33508
340 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
341 quadratic loop by keeping a bitmap of variables we have
342 to clobber all subvariables for.
343 (set_initial_properties): Likewise.
345 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
347 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
349 2007-09-20 Nigel Stephens <nigel@mips.com>
350 Chao-ying Fu <fu@mips.com>
352 * c-decl.c (finish_declspecs): When _Sat is used without
353 _Fract or _Accum, set the default type to cts_fract.
354 This avoids a warning of "type defaults to int".
356 2007-09-20 Joseph Myers <joseph@codesourcery.com>
358 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
359 bit-fields wider than one bit.
361 2007-09-20 Jakub Jelinek <jakub@redhat.com>
364 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
366 * dbxout.c (dbxout_type): Likewise.
370 * gimplify.c (gimplify_vla_decl): New function.
371 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
373 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
375 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
377 * doc/invoke.texi (-minterlink-mips16): Document.
378 * config/mips/mips.opt (minterlink-mips16): New option.
379 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
382 2007-09-20 Joseph Myers <joseph@codesourcery.com>
384 * doc/extend.texi (Attribute Syntax): Remove old speculative
387 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
389 * combine.c: Include cgraph.h.
390 (setup_incoming_promotions): Rework to allow more aggressive
391 elimination of sign extensions when all call sites of the
392 current function are known to lie within the current unit.
394 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
396 * dse.c (find_shift_sequence): No-op rework of control flow.
398 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
400 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
401 GPR for DCmode on 64-bit targets. Remove redundant fallback.
403 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
405 * cfgexpand.c (dump_stack_var_partition): Use the correct
406 index for the offset.
408 2007-09-19 Joseph Myers <joseph@codesourcery.com>
410 * config/mips/sde.h: Switch to GPLv3.
412 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
414 * tree-sra.c (decide_block_copy): Decide if there are groups.
416 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
418 * config/m68k/m68k.c (output_move_himode): Remove jump table
420 config/m68k/m68k.md (lea): Likewise.
421 * config/m68k/m68k.c (print_operand_address): Use simple pc
424 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
426 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
427 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
429 (asm_insn_count): Pass template as second argument to it.
430 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
431 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
432 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
433 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
434 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
435 (sh_insn_length_adjustment): Pass template as second argument to it.
436 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
438 * config/bfin/bfin.md (define_asm_attributes): New.
440 2007-09-19 Jie Zhang <jie.zhang@analog.com>
442 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
444 * config/bfin/print-sysroot-suffix.sh: New.
445 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
446 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
447 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
448 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
449 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
450 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
451 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
452 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
453 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
454 (linux-sysroot-suffix.h): New target.
455 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
456 (mspecld-anomaly): Likewise.
457 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
458 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
459 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
460 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
461 (bfin_si_revision): Declare.
462 (bfin_workarounds): Declare.
463 (WA_SPECULATIVE_LOADS): Define.
464 (ENABLE_WA_SPECULATIVE_LOADS): Define.
465 (WA_SPECULATIVE_SYNCS): Define.
466 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
467 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
468 (LIB_SPEC): Add %s to the linker scripts.
469 Use proper linker script for bf522, bf525, bf527,
470 bf538, bf539, bf542, bf544, bf548, and bf549.
471 * config/bfin/bfin.c (bfin_si_revision): Define.
472 (bfin_workarounds): Define.
473 (struct bfin_cpu): New.
475 (bfin_handle_option): Handle silicon revision part of -mcpu option.
476 (override_options): Set bfin_workarounds.
477 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
478 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
479 ENABLE_WA_SPECULATIVE_LOADS.
480 (bfin_reorg): Likewise.
481 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
482 macros for bf522, bf525, bf527, bf538, bf539,
483 bf542, bf544, bf548, and bf549.
484 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
485 Don't define __ID_SHARED_LIB__ when -msep-data.
486 (TARGET_DEFAULT): Define as 0.
487 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
488 * doc/invoke.texi (Blackfin Options): Document silicon
489 revision part of -mcpu option and it now accepts bf522, bf525,
490 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
492 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
494 * alias.c (memory_modified_1): Deconstify.
495 (memory_modified_in_insn_p): Don't use const_note_stores.
496 * rtl.h (const_note_stores): Delete.
497 * rtlanal.c (const_note_stores): Likewise.
499 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
501 * dse.c (find_shift_sequence): Temporarily revert to forbidding
504 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
508 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
509 (addsi_small_int): Likewise.
510 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
511 (one_cmplsi2): Likewise.
513 (enter_func): Expand insn using hard_frame_pointer_rtx and
516 * config/fr30/fr30.c (fr30_expand_prologue): Check for
517 hard_frame_pointer_rtx instead of using REGNO() check.
518 Properly sign extend GEN_INT() argument.
520 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
522 * config/m68k/m68k.c (override_options): Remove USE_GAS,
524 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
525 alternatives with just jcc.
526 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
527 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
528 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
529 dbge_hi, dbge_si): Likewise.
531 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
533 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
534 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
535 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
536 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
537 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
539 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
541 * config/m68k/m68k-devices.def (51qe): New device.
542 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
543 to all uses of FL_FOR_isa_c for compatibility.
544 (all_microarchs): Add cfv1 microarchitecture.
545 (m68k_handle_option): Handle m51qe option.
546 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
547 (TUNE_CFV1): New macro.
548 (enum uarch_type): Add ucfv1.
549 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
551 2007-09-18 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/31863
554 * tree-ssa-structalias.c (create_variable_info_for): Always
557 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
559 * opts.c (decode_options): Enable vectorization under -O3.
561 2007-09-18 Richard Guenther <rguenther@suse.de>
563 PR tree-optimization/33340
564 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
565 SSA_NAMEs that occur in abnormal PHI nodes.
567 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
570 Don't use const_get_call_expr_in.
571 * tree-gimple.c (const_get_call_expr_in): Delete.
572 * tree-gimple.h (const_get_call_expr_in): Likewise.
574 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
576 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
577 not yet have a basic block.
578 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
580 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
582 * config/mips/mips.c (mips_file_start): Add ".previous" directives
585 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
587 * config/mips/mips.c (mips_output_mi_thunk): Use
588 mips_function_ok_for_sibcall and const_call_insn_operand
589 to determine if a direct sibcall is allowed. Use
590 mips_classify_symbol to determine a global pointer is needed.
592 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
594 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
596 2007-09-17 Chao-ying Fu <fu@mips.com>
597 Nigel Stephens <nigel@mips.com>
599 * config/fixed-bit.h: New file.
600 * config/fixed-bit.c: New file.
601 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
603 2007-09-18 Jakub Jelinek <jakub@redhat.com>
605 * c-format.h (format_kind_info): Add alloc_char field.
606 * c-format.c (scanf_flag_specs): Add 'm'.
607 (scanf_flag_pairs): Add 'a', 'm' pair.
608 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
609 (format_types_orig): Add alloc_char fields.
610 (check_format_info_main): Rename aflag to alloc_flag.
611 Handle fki->alloc_char. modifier after width and before length
612 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
613 length modifiers as well.
614 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
617 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
618 returned by build_call_expr.
620 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
622 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
623 NULL for variable-sized records too.
624 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
626 2007-09-17 Tom Tromey <tromey@redhat.com>
628 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
629 (c_builtin_function): Likewise.
630 (grokdeclarator): Likewise.
632 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
634 PR rtl-optimization/26449
635 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
636 (seq_insns_valid_p): Removed.
638 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
640 * tree-nomudflap.c (gate_mudflap): New static function.
641 (pass_mudflap_1): Use it as gate function.
642 (pass_mudflap_2): Likewise.
644 2007-09-17 Jan Hubicka <jh@suse.cz>
648 * loop-invariant.c (move_invariant_reg): Unshare sequence.
650 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
652 PR tree-optimization/33319
653 * tree-vect-analyze.c (vect_same_range_drs): New.
654 (vect_vfa_range_equal): New.
655 (vect_is_duplicate_ddr): Removed.
656 (vect_mark_for_runtime_alias_test): Do not perform marking when
657 optimizing for size or max_param for alias checking is zero.
658 Move the function before vect_analyze_data_ref_dependence.
659 (vect_analyze_data_ref_dependence): Add call to
660 vect_mark_for_runtime_alias_test in two cases when dependence
662 (vect_analyze_data_ref_dependences): Do not call to
663 vect_mark_for_runtime_alias_test.
664 (vect_prune_runtime_alias_test_list): New.
665 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
666 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
667 Update vec_outside_cost.
668 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
669 (vect_create_cond_for_alias_checks): Build the base address of data
670 reference from DR_GROUP_FIRST_DR.
671 (vect_loop_versioning): New.
672 (vect_transform_loop): Add a call to vect_loop_versioning.
673 Remove factored out code.
675 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
678 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
681 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
683 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
684 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
685 Fix the call to insn_rtx_cost. Skip access sizes that require a
686 real truncation of the store register. Use convert_move instead
687 of gen_lowpart when narrowing the result.
688 (replace_read): Use convert_move instead of gen_lowpart when
689 narrowing the store rhs.
691 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
693 * config/mips/mips.md (SHORT): Fix long line.
694 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
695 to QImode and HImode.
697 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
699 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
701 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
703 * tree-parloops.c: New file.
704 * tree-ssa-operands.h (free_stmt_operands): Declare.
705 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
707 * tree-pass.h (pass_parallelize_loops): Declare.
708 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
710 (build_omp_regions_1): Allow analysing just a single OMP region and
712 ( build_omp_regions_root, omp_expand_local): New functions.
713 (build_omp_regions): Add argument to build_omp_regions_1 call.
714 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
715 autoparallelization is run.
716 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
717 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
718 pass_parallelize_loops): New.
719 * common.opt (ftree-parallelize-loops): New.
720 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
721 parallelize_loops): Declare.
722 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
723 * Makefile.in (tree-parloops.o): Added.
724 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
726 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
727 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
728 one extra edge as well.
729 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
730 Use VEC_free to free doms vector.
731 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
732 operands. Recompute operand caches in the new function.
733 (move_sese_region_to_fn): Update loop info.
734 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
735 * tree-ssa-operands.c (free_stmt_operands): New function.
737 * doc/passes.texi: Document autoparallelization.
738 * doc/invoke.texi (-ftree-parallelize-loops): New option.
740 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
743 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
746 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
748 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
750 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
751 get_vectype_for_scalar_type succeeded.
752 (vectorizable_conversion): Likewise.
754 2007-09-14 Jan Hubicka <jh@suse.cz>
756 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
759 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
763 register when operands[2] equals operands[1].
764 (remainderxf3): Ditto.
766 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
767 Nigel Stephens <nigel@mips.com>
769 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
770 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
771 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
773 (_Unwind_ForcedUnwind): Likewise.
774 (_Unwind_Resume): Likewise.
775 (_Unwind_Resume_or_Rethrow): Likewise.
776 (_Unwind_Backtrace): Likewise.
777 (_Unwind_SjLj_RaiseException): Likewise.
778 (_Unwind_SjLj_ForcedUnwind): Likewise.
779 (_Unwind_SjLj_Resume): Likewise.
780 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
781 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
783 (_Unwind_ForcedUnwind): Likewise.
784 (_Unwind_Resume): Likewise.
785 (_Unwind_Resume_or_Rethrow): Likewise.
786 (_Unwind_Backtrace): Likewise.
787 * unwind-compat.c (_Unwind_Backtrace): Likewise.
788 (_Unwind_ForcedUnwind): Likewise.
789 (_Unwind_RaiseException): Likewise.
790 (_Unwind_Resume): Likewise.
791 (_Unwind_Resume_or_Rethrow): Likewise.
793 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
794 nomips16 mode when IN_LIBGCC2 with hard float.
796 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
798 * config/mips/sdemtk.opt: Update to GPLv3.
799 * config/mips/sdemtk.h: Likewise.
801 2007-09-14 Nigel Stephens <nigel@mips.com>
803 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
804 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
805 for mipsisa32-*-linux*.
807 2007-09-14 Nigel Stephens <nigel@mips.com>
808 David Ung <davidu@mips.com>
809 Thiemo Seufer <ths@mips.com>
810 Richard Sandiford <richard@codesourcery.com>
812 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
813 * configure.ac: Add a mipssde threading type.
814 * configure: Regenerate.
815 * config/mips/sdemtk.h: New file.
816 * config/mips/t-sdemtk: Likewise.
817 * config/mips/sdemtk.opt: Likewise.
818 * gthr-mipssde.h: Likewise.
819 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
820 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
821 (MIPS_ICACHE_SYNC): New macro, split from ...
822 * config/mips/mips.md (clear_cache): ...here.
823 * config/mips/mips.c (mips_save_reg_p): Check
824 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
825 (build_mips16_function_stub): Use targetm.strip_name_encoding.
826 (build_mips16_call_stub): Likewise.
828 2007-09-14 Richard Sandiford <richard@codesourcery.com>
830 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
832 2007-09-14 Jakub Jelinek <jakub@redhat.com>
835 * config/ia64/ia64.c (find_gr_spill): Don't decrement
836 current_frame_info.n_local_regs. Don't return emitted local
838 (ia64_compute_frame_size): Improve unwind hack to put
839 RP, PFS, FP in that order by allowing some of the registers
840 been already emitted, as long as they are emitted to the
843 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
845 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
846 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
847 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
849 2007-09-13 Eric Christopher <echristo@apple.com>
850 Kenneth Zadeck <zadeck@naturalbridge.com>
852 * dse.c (find_shift_sequence): New function.
853 (replace_read): Add case to remove read if it requires shift.
854 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
856 2007-09-13 Tom Tromey <tromey@redhat.com>
858 * c-common.c (fname_as_string): Update.
859 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
860 (c_lex_one_token): Update. Add 'parser' argument.
861 (c_parser_simple_asm_expr): Update.
862 (c_parser_attributes): Update.
863 (c_parser_asm_statement): Update.
864 (c_parser_asm_operands): Update.
865 (c_parser_peek_token): Update.
866 (c_parser_peek_2nd_token): Update.
867 * c-lex.c (c_lex_string_translate): Remove.
868 (c_lex_return_raw_strings): Likewise.
869 (c_lex_with_flags): Added 'lex_flags' argument.
870 (lex_string): Added 'translate' argument.
871 * c-pragma.h (c_lex_with_flags): Update.
872 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
873 (C_LEX_STRING_NO_TRANSLATE): New define.
874 (C_LEX_RAW_STRINGS): Likewise.
876 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
879 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
880 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
881 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
882 (bfin_init_builtins): Initialize __builtin_bfin_ones,
883 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
884 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
885 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
886 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
887 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
888 (bdesc_1arg): Add __builtin_bfin_ones.
889 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
890 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
891 and __builtin_bfin_csqu_fr16.
892 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
893 (ones): New define_insn.
894 (ssaddhi3_parts): New define_insn.
895 (sssubhi3_parts): New define_insn.
896 (flag_mulhi_parts): New define_insn.
898 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
900 * common.opt (femit-class-debug-always): Turn off by default.
902 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
904 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
905 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
907 2007-09-13 James E. Wilson <wilson@specifix.com>
909 PR tree-optimization/33389
910 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
911 then set build_loads before returning.
913 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
914 David Ung <davidu@mips.com>
916 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
917 {d}addiu and a negative immediate such that it works with MIPS16
920 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
923 * configure.ac (ld_vers): Support Linux linker.
924 * configure: Regenerated.
926 2007-09-13 Richard Sandiford <richard@codesourcery.com>
927 Sandra Loosemore <sandra@codesourcery.com>
929 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
930 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
931 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
932 nomips16 into decl attributes.
933 (TARGET_INSERT_ATTRIBUTES): Override.
934 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
935 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
936 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
937 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
938 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
939 (mips_use_mips16_mode_p): Reimplement as a function that takes
940 a decl and considers only decl attributes. If the decl is nested
941 function, use its parent attributes.
942 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
943 instead of SYMBOL_REF_MIPS16_FUNC_P.
944 (mips_set_mips16_mode): Move call to sorry here from old
945 mips_use_mips16_mode_p.
946 (mflip_mips16_entry): New structure.
947 (mflip_mips16_htab): New variable.
948 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
949 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
950 (mips_merge_decl_attributes): New function.
951 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
952 Use mips_use_mips16_mode_p.
953 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
954 SYMBOL_REF_MIPS16_FUNC_P.
955 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
957 2007-09-13 Richard Sandiford <richard@codesourcery.com>
959 * c-parser.c (c_parser_struct_declaration): Check for a null return.
961 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
964 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
966 2007-09-12 Michael Meissner <michael.meissner@amd.com>
967 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
968 Tony Linthicum <tony.linthicum@amd.com>
970 * tree.h (function_args_iterator): New type to iterate over
972 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
973 function arguments providing a pointer to the argument.
974 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
975 function arguments providing the argument.
976 (function_args_iter_init): Inline function to initialize
977 function_args_iterator.
978 (function_args_iter_cond_ptr): Inline function to return the next
979 pointer to hold the argument.
980 (function_args_iter_cond): Inline function to return the next
982 (function_args_iter_cond_next): Advance the function args
984 (stdarg_p): New function, return true if variable argument
986 (prototype_p): New function, return true if function is
988 (function_args_count): New function, count the number of arguments
991 * tree.c (stdarg_p): New function, return true if variable
993 (prototype_p): New function, return true if function is
996 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
997 (TARGET_ROUND): New macro for the round/ptest instructions which
998 are shared between SSE4.1 and SSE5.
999 (OPTION_MASK_ISA_ROUND): Ditto.
1000 (OPTION_ISA_ROUND): Ditto.
1001 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1002 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1004 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1005 (-mfused-madd): New switch to give users control over whether the
1006 compiler optimizes to use the multiply/add SSE5 instructions.
1008 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1009 m_ATHLON_K8_AMDFAM10, and change all uses.
1010 (enum pta_flags): Add PTA_SSE5.
1011 (ix86_handle_option): Turn off 3dnow if -msse5.
1012 (override_options): Add SSE5 support.
1013 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1015 (ix86_expand_sse_movcc): Add SSE5 support.
1016 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1017 vector type to the next largest size.
1018 (ix86_expand_sse5_pack): New function to use pperm to pack a
1019 vector type to the next smallest size.
1020 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1021 (IX86_BUILTIN_FMADDSD): Ditto.
1022 (IX86_BUILTIN_FMADDPS): Ditto.
1023 (IX86_BUILTIN_FMADDPD): Ditto.
1024 (IX86_BUILTIN_FMSUBSS): Ditto.
1025 (IX86_BUILTIN_FMSUBSD): Ditto.
1026 (IX86_BUILTIN_FMSUBPS): Ditto.
1027 (IX86_BUILTIN_FMSUBPD): Ditto.
1028 (IX86_BUILTIN_FNMADDSS): Ditto.
1029 (IX86_BUILTIN_FNMADDSD): Ditto.
1030 (IX86_BUILTIN_FNMADDPS): Ditto.
1031 (IX86_BUILTIN_FNMADDPD): Ditto.
1032 (IX86_BUILTIN_FNMSUBSS): Ditto.
1033 (IX86_BUILTIN_FNMSUBSD): Ditto.
1034 (IX86_BUILTIN_FNMSUBPS): Ditto.
1035 (IX86_BUILTIN_FNMSUBPD): Ditto.
1036 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1037 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1038 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1039 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1040 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1041 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1042 (IX86_BUILTIN_PPERM): Ditto.
1043 (IX86_BUILTIN_PERMPS): Ditto.
1044 (IX86_BUILTIN_PERMPD): Ditto.
1045 (IX86_BUILTIN_PMACSSWW): Ditto.
1046 (IX86_BUILTIN_PMACSWW): Ditto.
1047 (IX86_BUILTIN_PMACSSWD): Ditto.
1048 (IX86_BUILTIN_PMACSWD): Ditto.
1049 (IX86_BUILTIN_PMACSSDD): Ditto.
1050 (IX86_BUILTIN_PMACSDD): Ditto.
1051 (IX86_BUILTIN_PMACSSDQL): Ditto.
1052 (IX86_BUILTIN_PMACSSDQH): Ditto.
1053 (IX86_BUILTIN_PMACSDQL): Ditto.
1054 (IX86_BUILTIN_PMACSDQH): Ditto.
1055 (IX86_BUILTIN_PMADCSSWD): Ditto.
1056 (IX86_BUILTIN_PMADCSWD): Ditto.
1057 (IX86_BUILTIN_PHADDBW): Ditto.
1058 (IX86_BUILTIN_PHADDBD): Ditto.
1059 (IX86_BUILTIN_PHADDBQ): Ditto.
1060 (IX86_BUILTIN_PHADDWD): Ditto.
1061 (IX86_BUILTIN_PHADDWQ): Ditto.
1062 (IX86_BUILTIN_PHADDDQ): Ditto.
1063 (IX86_BUILTIN_PHADDUBW): Ditto.
1064 (IX86_BUILTIN_PHADDUBD): Ditto.
1065 (IX86_BUILTIN_PHADDUBQ): Ditto.
1066 (IX86_BUILTIN_PHADDUWD): Ditto.
1067 (IX86_BUILTIN_PHADDUWQ): Ditto.
1068 (IX86_BUILTIN_PHADDUDQ): Ditto.
1069 (IX86_BUILTIN_PHSUBBW): Ditto.
1070 (IX86_BUILTIN_PHSUBWD): Ditto.
1071 (IX86_BUILTIN_PHSUBDQ): Ditto.
1072 (IX86_BUILTIN_PROTB): Ditto.
1073 (IX86_BUILTIN_PROTW): Ditto.
1074 (IX86_BUILTIN_PROTD): Ditto.
1075 (IX86_BUILTIN_PROTQ): Ditto.
1076 (IX86_BUILTIN_PROTB_IMM): Ditto.
1077 (IX86_BUILTIN_PROTW_IMM): Ditto.
1078 (IX86_BUILTIN_PROTD_IMM): Ditto.
1079 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1080 (IX86_BUILTIN_PSHLB): Ditto.
1081 (IX86_BUILTIN_PSHLW): Ditto.
1082 (IX86_BUILTIN_PSHLD): Ditto.
1083 (IX86_BUILTIN_PSHLQ): Ditto.
1084 (IX86_BUILTIN_PSHAB): Ditto.
1085 (IX86_BUILTIN_PSHAW): Ditto.
1086 (IX86_BUILTIN_PSHAD): Ditto.
1087 (IX86_BUILTIN_PSHAQ): Ditto.
1088 (IX86_BUILTIN_FRCZSS): Ditto.
1089 (IX86_BUILTIN_FRCZSD): Ditto.
1090 (IX86_BUILTIN_FRCZPS): Ditto.
1091 (IX86_BUILTIN_FRCZPD): Ditto.
1092 (IX86_BUILTIN_CVTPH2PS): Ditto.
1093 (IX86_BUILTIN_CVTPS2PH): Ditto.
1094 (IX86_BUILTIN_COMEQSS): Ditto.
1095 (IX86_BUILTIN_COMNESS): Ditto.
1096 (IX86_BUILTIN_COMLTSS): Ditto.
1097 (IX86_BUILTIN_COMLESS): Ditto.
1098 (IX86_BUILTIN_COMGTSS): Ditto.
1099 (IX86_BUILTIN_COMGESS): Ditto.
1100 (IX86_BUILTIN_COMUEQSS): Ditto.
1101 (IX86_BUILTIN_COMUNESS): Ditto.
1102 (IX86_BUILTIN_COMULTSS): Ditto.
1103 (IX86_BUILTIN_COMULESS): Ditto.
1104 (IX86_BUILTIN_COMUGTSS): Ditto.
1105 (IX86_BUILTIN_COMUGESS): Ditto.
1106 (IX86_BUILTIN_COMORDSS): Ditto.
1107 (IX86_BUILTIN_COMUNORDSS): Ditto.
1108 (IX86_BUILTIN_COMFALSESS): Ditto.
1109 (IX86_BUILTIN_COMTRUESS): Ditto.
1110 (IX86_BUILTIN_COMEQSD): Ditto.
1111 (IX86_BUILTIN_COMNESD): Ditto.
1112 (IX86_BUILTIN_COMLTSD): Ditto.
1113 (IX86_BUILTIN_COMLESD): Ditto.
1114 (IX86_BUILTIN_COMGTSD): Ditto.
1115 (IX86_BUILTIN_COMGESD): Ditto.
1116 (IX86_BUILTIN_COMUEQSD): Ditto.
1117 (IX86_BUILTIN_COMUNESD): Ditto.
1118 (IX86_BUILTIN_COMULTSD): Ditto.
1119 (IX86_BUILTIN_COMULESD): Ditto.
1120 (IX86_BUILTIN_COMUGTSD): Ditto.
1121 (IX86_BUILTIN_COMUGESD): Ditto.
1122 (IX86_BUILTIN_COMORDSD): Ditto.
1123 (IX86_BUILTIN_COMUNORDSD): Ditto.
1124 (IX86_BUILTIN_COMFALSESD): Ditto.
1125 (IX86_BUILTIN_COMTRUESD): Ditto.
1126 (IX86_BUILTIN_COMEQPS): Ditto.
1127 (IX86_BUILTIN_COMNEPS): Ditto.
1128 (IX86_BUILTIN_COMLTPS): Ditto.
1129 (IX86_BUILTIN_COMLEPS): Ditto.
1130 (IX86_BUILTIN_COMGTPS): Ditto.
1131 (IX86_BUILTIN_COMGEPS): Ditto.
1132 (IX86_BUILTIN_COMUEQPS): Ditto.
1133 (IX86_BUILTIN_COMUNEPS): Ditto.
1134 (IX86_BUILTIN_COMULTPS): Ditto.
1135 (IX86_BUILTIN_COMULEPS): Ditto.
1136 (IX86_BUILTIN_COMUGTPS): Ditto.
1137 (IX86_BUILTIN_COMUGEPS): Ditto.
1138 (IX86_BUILTIN_COMORDPS): Ditto.
1139 (IX86_BUILTIN_COMUNORDPS): Ditto.
1140 (IX86_BUILTIN_COMFALSEPS): Ditto.
1141 (IX86_BUILTIN_COMTRUEPS): Ditto.
1142 (IX86_BUILTIN_COMEQPD): Ditto.
1143 (IX86_BUILTIN_COMNEPD): Ditto.
1144 (IX86_BUILTIN_COMLTPD): Ditto.
1145 (IX86_BUILTIN_COMLEPD): Ditto.
1146 (IX86_BUILTIN_COMGTPD): Ditto.
1147 (IX86_BUILTIN_COMGEPD): Ditto.
1148 (IX86_BUILTIN_COMUEQPD): Ditto.
1149 (IX86_BUILTIN_COMUNEPD): Ditto.
1150 (IX86_BUILTIN_COMULTPD): Ditto.
1151 (IX86_BUILTIN_COMULEPD): Ditto.
1152 (IX86_BUILTIN_COMUGTPD): Ditto.
1153 (IX86_BUILTIN_COMUGEPD): Ditto.
1154 (IX86_BUILTIN_COMORDPD): Ditto.
1155 (IX86_BUILTIN_COMUNORDPD): Ditto.
1156 (IX86_BUILTIN_COMFALSEPD): Ditto.
1157 (IX86_BUILTIN_COMTRUEPD): Ditto.
1158 (IX86_BUILTIN_PCOMEQUB): Ditto.
1159 (IX86_BUILTIN_PCOMNEUB): Ditto.
1160 (IX86_BUILTIN_PCOMLTUB): Ditto.
1161 (IX86_BUILTIN_PCOMLEUB): Ditto.
1162 (IX86_BUILTIN_PCOMGTUB): Ditto.
1163 (IX86_BUILTIN_PCOMGEUB): Ditto.
1164 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1165 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1166 (IX86_BUILTIN_PCOMEQUW): Ditto.
1167 (IX86_BUILTIN_PCOMNEUW): Ditto.
1168 (IX86_BUILTIN_PCOMLTUW): Ditto.
1169 (IX86_BUILTIN_PCOMLEUW): Ditto.
1170 (IX86_BUILTIN_PCOMGTUW): Ditto.
1171 (IX86_BUILTIN_PCOMGEUW): Ditto.
1172 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1173 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1174 (IX86_BUILTIN_PCOMEQUD): Ditto.
1175 (IX86_BUILTIN_PCOMNEUD): Ditto.
1176 (IX86_BUILTIN_PCOMLTUD): Ditto.
1177 (IX86_BUILTIN_PCOMLEUD): Ditto.
1178 (IX86_BUILTIN_PCOMGTUD): Ditto.
1179 (IX86_BUILTIN_PCOMGEUD): Ditto.
1180 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1181 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1182 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1183 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1184 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1185 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1186 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1187 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1188 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1189 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1190 (IX86_BUILTIN_PCOMEQB): Ditto.
1191 (IX86_BUILTIN_PCOMNEB): Ditto.
1192 (IX86_BUILTIN_PCOMLTB): Ditto.
1193 (IX86_BUILTIN_PCOMLEB): Ditto.
1194 (IX86_BUILTIN_PCOMGTB): Ditto.
1195 (IX86_BUILTIN_PCOMGEB): Ditto.
1196 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1197 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1198 (IX86_BUILTIN_PCOMEQW): Ditto.
1199 (IX86_BUILTIN_PCOMNEW): Ditto.
1200 (IX86_BUILTIN_PCOMLTW): Ditto.
1201 (IX86_BUILTIN_PCOMLEW): Ditto.
1202 (IX86_BUILTIN_PCOMGTW): Ditto.
1203 (IX86_BUILTIN_PCOMGEW): Ditto.
1204 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1205 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1206 (IX86_BUILTIN_PCOMEQD): Ditto.
1207 (IX86_BUILTIN_PCOMNED): Ditto.
1208 (IX86_BUILTIN_PCOMLTD): Ditto.
1209 (IX86_BUILTIN_PCOMLED): Ditto.
1210 (IX86_BUILTIN_PCOMGTD): Ditto.
1211 (IX86_BUILTIN_PCOMGED): Ditto.
1212 (IX86_BUILTIN_PCOMFALSED): Ditto.
1213 (IX86_BUILTIN_PCOMTRUED): Ditto.
1214 (IX86_BUILTIN_PCOMEQQ): Ditto.
1215 (IX86_BUILTIN_PCOMNEQ): Ditto.
1216 (IX86_BUILTIN_PCOMLTQ): Ditto.
1217 (IX86_BUILTIN_PCOMLEQ): Ditto.
1218 (IX86_BUILTIN_PCOMGTQ): Ditto.
1219 (IX86_BUILTIN_PCOMGEQ): Ditto.
1220 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1221 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1222 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1223 OPTION_MASK_ISA_ROUND for instructions that are shared between
1225 (bdesc_2arg): Ditto.
1226 (bdesc_sse_3arg): Ditto.
1227 (enum multi_arg_type): New enum for describing the various SSE5
1228 intrinsic argument types.
1229 (bdesc_multi_arg): New table for SSE5 intrinsics.
1230 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1231 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1233 (ix86_expand_builtin): Add SSE5 intrinsic support.
1234 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1235 operand instructions.
1236 (ix86_expand_sse5_multiple_memory): New function to split the
1237 second memory reference from SSE5 instructions.
1238 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1239 (ix86_return_pops_args): Use stdarg_p to determine if the function
1240 has variable arguments.
1241 (ix86_setup_incoming_varargs): Ditto.
1242 (x86_this_parameter): Ditto.
1244 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1246 (ix86_expand_sse5_pack): Ditto.
1247 (ix86_sse5_valid_op_p): Ditto.
1248 (ix86_expand_sse5_multiple_memory): Ditto.
1250 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1251 constant for SSE5 support.
1252 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1253 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1254 (UNSPEC_SSE5_PERMUTE): Ditto.
1255 (UNSPEC_SSE5_ASHIFT): Ditto.
1256 (UNSPEC_SSE5_LSHIFT): Ditto.
1257 (UNSPEC_FRCZ): Ditto.
1258 (UNSPEC_CVTPH2PS): Ditto.
1259 (UNSPEC_CVTPS2PH): Ditto.
1260 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1262 (COM_FALSE_S): Ditto.
1263 (COM_FALSE_P): Ditto.
1264 (COM_TRUE_S): Ditto.
1265 (COM_TRUE_P): Ditto.
1266 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1267 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1269 (memory attribute): Ditto.
1270 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1271 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1272 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1273 (floor<mode>2): Ditto.
1274 (ceil<mode>2): Ditto.
1275 (btrunc<mode>2): Ditto.
1276 (nearbyintdf2): Ditto.
1277 (nearbyintsf2): Ditto.
1278 (sse_setccsf): Disable if SSE5.
1279 (sse_setccdf): Ditto.
1280 (sse5_setcc<mode>): New support for SSE5 conditional move.
1281 (sse5_pcmov_<mode>): Ditto.
1283 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1285 (SSEMODEF2P): Ditto.
1286 (ssemodesuffixf4): New mode attribute for SSE5.
1287 (ssemodesuffixf2s): Ditto.
1288 (ssemodesuffixf2c): Ditto.
1289 (sserotatemax): Ditto.
1290 (ssescalarmode): Ditto.
1291 (sse_maskcmpv4sf3): Disable if SSE5.
1292 (sse_maskcmpv2df3): Ditto.
1293 (sse_vmmaskcmpv4sf3): Ditto.
1294 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1296 (sse5_vmfmadd<mode>4): Ditto.
1297 (sse5_fmsub<mode>4): Ditto.
1298 (sse5_vmfmsub<mode>4): Ditto.
1299 (sse5_fnmadd<mode>4): Ditto.
1300 (sse5_vmfnmadd<mode>4): Ditto.
1301 (sse5_fnmsub<mode>4): Ditto.
1302 (sse5_vmfnmsub<mode>4): Ditto.
1303 (sse5i_fmadd<mode>4): Ditto.
1304 (sse5i_fmsub<mode>4): Ditto.
1305 (sse5i_fnmadd<mode>4): Ditto.
1306 (sse5i_fnmsub<mode>4): Ditto.
1307 (sse5i_vmfmadd<mode>4): Ditto.
1308 (sse5i_vmfmsub<mode>4): Ditto.
1309 (sse5i_vmfnmadd<mode>4): Ditto.
1310 (sse5i_vmfnmsub<mode>4): Ditto.
1311 (mulv16qi3): Add SSE5 support.
1313 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1314 (sse2_mulv4si3): Disable if SSE5.
1315 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1316 (sse4_1_roundps): Ditto.
1317 (sse4_1_roundsd): Ditto.
1318 (sse4_1_roundss): Ditto.
1319 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1321 (sse_maskcmpsf3): Ditto.
1322 (sse_vmmaskcmpv4sf3): Ditto.
1323 (sse2_maskcmpv2df3): Ditto.
1324 (sse2_maskcmpdf3): Ditto.
1325 (sse2_vmmaskcmpv2df3): Ditto.
1326 (sse2_eq<mode>3): Ditto.
1327 (sse2_gt<mode>3): Ditto.
1328 (sse5_pcmov_<mode>): Add SSE5 support.
1329 (vec_unpacku_hi_v16qi): Ditto.
1330 (vec_unpacks_hi_v16qi): Ditto.
1331 (vec_unpacku_lo_v16qi): Ditto.
1332 (vec_unpacks_lo_v16qi): Ditto.
1333 (vec_unpacku_hi_v8hi): Ditto.
1334 (vec_unpacks_hi_v8hi): Ditto.
1335 (vec_unpacku_lo_v8hi): Ditto.
1336 (vec_unpacks_lo_v8hi): Ditto.
1337 (vec_unpacku_hi_v4si): Ditto.
1338 (vec_unpacks_hi_v4si): Ditto.
1339 (vec_unpacku_lo_v4si): Ditto.
1340 (vec_unpacks_lo_v4si): Ditto.
1341 (sse5_pmacsww): New SSE5 intrinsic insn.
1342 (sse5_pmacssww): Ditto.
1343 (sse5_pmacsdd): Ditto.
1344 (sse5_pmacssdd): Ditto.
1345 (sse5_pmacssdql): Ditto.
1346 (sse5_pmacssdqh): Ditto.
1347 (sse5_pmacsdqh): Ditto.
1348 (sse5_pmacsswd): Ditto.
1349 (sse5_pmacswd): Ditto.
1350 (sse5_pmadcsswd): Ditto.
1351 (sse5_pmadcswd): Ditto.
1352 (sse5_pcmov_<move>): Conditional move support on SSE5.
1353 (sse5_phaddbw): New SSE5 intrinsic insn.
1354 (sse5_phaddbd): Ditto.
1355 (sse5_phaddbq): Ditto.
1356 (sse5_phaddwd): Ditto.
1357 (sse5_phaddwq): Ditto.
1358 (sse5_phadddq): Ditto.
1359 (sse5_phaddubw): Ditto.
1360 (sse5_phaddubd): Ditto.
1361 (sse5_phaddubq): Ditto.
1362 (sse5_phadduwd): Ditto.
1363 (sse5_phadduwq): Ditto.
1364 (sse5_phaddudq): Ditto.
1365 (sse5_phsubbw): Ditto.
1366 (sse5_phsubwd): Ditto.
1367 (sse5_phsubdq): Ditto.
1368 (sse5_pperm): Ditto.
1369 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1370 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1371 (sse5_pperm_sign_v8hi_v4si): Ditto.
1372 (sse5_pperm_zero_v8hi_v4si): Ditto.
1373 (sse5_pperm_sign_v4si_v2di): Ditto.
1374 (sse5_pperm_sign_v4si_v2di): Ditto.
1375 (sse5_pperm_pack_v2di_v4si): Ditto.
1376 (sse5_pperm_pack_v4si_v8hi): Ditto.
1377 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1378 (sse5_perm<mode>): New SSE5 intrinsic insn.
1379 (rotl<mode>3): Ditto.
1380 (sse5_rotl<mode>3): Ditto.
1381 (sse5_ashl<mode>3): Ditto.
1382 (sse5_lshl<mode>3): Ditto.
1383 (sse5_frcz<mode>2): Ditto.
1384 (sse5s_frcz<mode>2): Ditto.
1385 (sse5_cvtph2ps): Ditto.
1386 (sse5_cvtps2ph): Ditto.
1387 (sse5_vmmaskcmp<mode>3): Ditto.
1388 (sse5_com_tf<mode>3): Ditto.
1389 (sse5_maskcmp<mode>3): Ditto.
1390 (sse5_maskcmp_uns<mode>3): Ditto.
1391 (sse5_maskcmp_uns2<mode>3): Ditto.
1392 (sse5_pcom_tf<mode>3): Ditto.
1394 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1396 (sse5_comparison_float_operator): New predicate to match the
1397 comparison operators supported by the SSE5 com instruction.
1398 (ix86_comparison_int_operator): New predicate to match just the
1399 signed int comparisons.
1400 (ix86_comparison_uns_operator): New predicate to match just the
1401 unsigned int comparisons.
1403 * doc/invoke.texi (-msse5): Add documentation.
1404 (-mfused-madd): Ditto.
1406 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1408 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1410 (x86_64-*-*): Ditto.
1412 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1414 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1415 intrinisics for SSE5.
1417 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1420 * config/i386/mmintrin-common.h: New file, to contain common
1421 instructions between SSE4.1 and SSE5.
1423 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1424 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1425 (gen_regparm_prefix): Ditto.
1427 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1428 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1429 prototype_p to determine if a function is prototyped.
1431 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1433 * config/dfp-bit.c (dfp_conversion_exception): New function.
1434 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1435 (DFP_TO_INT): Ditto.
1436 (INT_TO_DFP): Ditto.
1437 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1439 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1442 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1443 before sp restoration even when total_size is 0, but
1444 frame_pointer_needed.
1446 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1448 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1449 (xtensa_copy_incoming_a7): Use start_sequence instead of
1450 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1451 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1452 of the saveregs sequence.
1454 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1456 * c-tree.h (grokfield): Add a "tree *" argument.
1457 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1458 Chain nested decl attributes to it. Don't call decl_attributes here.
1459 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1460 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1461 (grokfield): Take a pointer to the decl's attributes and pass
1462 it to grokdeclarator.
1463 * c-parser.c (c_parser_struct_declaration): Update the calls to
1464 grokfield. Call decl_attributes for anonymous struct and union
1467 2007-09-12 Jan Hubicka <jh@suse.cz>
1469 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1471 2007-09-12 Ira Rosen <irar@il.ibm.com>
1473 PR tree-optimization/32377
1474 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1475 between positive and negative dependence distance using DDR_REVERSED_P.
1477 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1479 PR tree-optimization/33373
1480 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1481 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1483 2007-09-12 Jan Hubicka <jh@suse.cz>
1486 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1489 2007-09-12 Christian Bruel <christian.bruel@st.com>
1491 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1492 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1494 2007-09-12 Ira Rosen <irar@il.ibm.com>
1496 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1497 for oprnd1 if not required.
1498 (vectorizable_operation): Use scalar operand in SLP in case of
1499 shift with scalar argument.
1501 2007-09-12 Ira Rosen <irar@il.ibm.com>
1503 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1506 2007-09-11 James E. Wilson <wilson@specifix.com>
1508 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1509 TARGET_UNWIND_INFO is defined.
1510 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1513 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1515 * config/sh/sh.c (calc_live_regs): Use
1516 current_function_saves_all_registers instead of
1517 current_function_has_nonlocal_label.
1518 (sh_allocate_initial_value): Likewise.
1519 (sh_get_pr_initial_val): Likewise.
1520 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1521 * config/sh/sh.md (load_ra): Likewise.
1523 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1525 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1528 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1529 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1531 2007-09-12 Sa Liu <saliu@de.ibm.com>
1533 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1534 operands to DFmode GE or LE compares.
1536 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1538 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1539 REG_CLASS_NAMES): Add P0REGS.
1540 (REGNO_REG_CLASS): Return it where appropriate.
1541 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1542 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1543 * doc/md.texi (Blackfin family): Document 'q' constraints.
1545 2007-09-11 Steve Kenton <skenton@ou.edu>
1547 * pa/linux-unwind.h: Guard with inhibit_libc.
1548 * pa/hpux-unwind.h: Likewise.
1550 2007-09-11 David Daney <ddaney@avtrex.com>
1552 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1553 * doc/install.texi: Document new --with-llsc and --without-llsc
1555 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1556 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1557 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1559 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1560 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1561 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1562 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1563 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1564 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1565 * config/mips/mips.opt (mllsc): New option.
1566 * config/mips/mips.c (mips_llsc): Define variable.
1567 (mips_handle_option): Handle mllsc option.
1568 (override_options): Set mips_print_operand_punct for '|' and '-'.
1569 (print_operand): Add new %| and %- operand codes.
1570 * config/mips/mips.h (mips_llsc_setting): New enum type.
1571 (mips_llsc): Declare.
1572 (OPTION_DEFAULT_SPECS): Add llsc handling.
1573 (GENERATE_SYNC): New macro.
1574 (GENERATE_LL_SC): New macro.
1575 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1576 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1577 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1578 in %| and %- operand codes.
1580 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1583 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1585 2007-09-11 Jason Merrill <jason@redhat.com>
1588 * stor-layout.c (layout_decl): Do pack variable size fields.
1590 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1592 * config/m68k/predicates.md (movsi_const0_operand,
1593 non_symbolic_call_operand): New predicates.
1595 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1597 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1598 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1599 CW, CZ, CS, Ap and Ac.
1601 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1602 (constraints.md): New include.
1603 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1604 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1605 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1607 (pushdi): Add split.
1608 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1609 attributes. Split tstsi_internal_68020_cf from it.
1610 (tstsi_internal_68020_cf): New pattern.
1611 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1612 (tst<mode>_cf): Specify attributea.
1613 (cmpsi_cf): Name pattern. Specify attributes.
1614 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1615 (pushexthisi_const): Fix to use alternatives. Specify
1617 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1618 from it. Fix to use alternatives. Specify attributes.
1619 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1620 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1622 (movsf_cf_soft): Specify attributes.
1623 (movdf_cf_soft): Add split.
1624 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1625 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1626 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1627 (truncdfsf2_68881): Name pattern. Specify attributes.
1628 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1629 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1630 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1632 (addsi3_5200): Fix to use alternatives. Specify attributes.
1634 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1635 (subsi3): Add alternative for subq.l. Specify attributes.
1636 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1637 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1639 (umulhisi3): Specify attributes.
1640 (mulhisisi3_z): Name pattern. Specify attributes.
1641 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1642 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1643 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1644 bsetmemqi): Specify attributes.
1645 (bsetmemqi_ext): Name pattern. Specify attributes.
1646 (bclrmemqi): Specify attributes.
1647 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1648 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1650 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1651 pattern. Specify attributes.
1652 (jump): Specify attributes.
1653 (tablejump_internal): Name pattern. Specify attributes.
1654 (call_value): Split into non_symbolic_call_value,
1655 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1656 alternatives. Specify attributes.
1657 (non_symbolic_call_value, symbolic_call_value_jsr,
1658 symbolic_call_value_bsr): New patterns.
1659 (nop, return, unlink, indirect_jump): Specify attributes.
1660 (trap): Fix condition. Specify attributes.
1663 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1664 (override_options): Initialize it. Initialize m68k_sched_cpu.
1665 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1666 (const_method): Make global, rename to m68k_const_method.
1667 (const_int_cost, output_move_const_into_data_reg): Update.
1668 (output_move_double): Parametrize to emit rtl code, rename to
1670 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1671 emit_movsi): New static functions.
1672 (output_move_double): New function with semantics of old
1674 (m68k_emit_move_double): New function.
1675 (m68k_sched_cpu): New variable.
1676 (attr_op_type): New enum.
1677 (sched_guess_p): New variable.
1678 (sched_address_type, sched_operand_type, sched_attr_op_type):
1679 New static functions.
1680 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1681 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1682 (sched_branch_type): New static variable.
1683 (m68k_sched_branch_type): New function.
1684 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1685 (m68k_symbolic_call_var): Declare.
1686 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1687 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1688 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1689 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1692 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1694 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1695 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1696 error if __builtin_va_arg_pack_len () wasn't optimized out during
1698 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1699 with the number of inline's anonymous arguments.
1700 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1702 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1704 * fold-const.c (extract_muldiv_1): Do not simplify
1707 2007-09-11 Jan Hubicka <jh@suse.cz>
1709 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1710 (TARGET_INTER_UNIT_CONVERSIONS): New.
1711 * i386.md (floatsi expanders): Remove redundant check for SImode
1712 source; offload to memory when asked for.
1713 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1714 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1716 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1717 floatsidf2_mixed_memory, floatsidf2_sse_memory
1718 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1719 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1721 2007-09-11 Jan Hubicka <jh@suse.cz>
1723 * toplev.c (process_options): all frontends now do unit-at-a-time.
1724 * cgraphunit.c: update comments.
1725 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1726 * c-decl.c (finish_function): use cgraph_add_new_function.
1727 * function.c (expand_function_end): We are always unit-at-a-time.
1729 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1731 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1732 settings for MIPS16.
1733 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1735 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1737 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1738 SYMBOL_FORCE_TO_MEM constants.
1739 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1740 (mips16_rewrite_pool_refs_info): New structure.
1741 (mips16_rewrite_pool_constant): New function, split out from...
1742 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1743 mips16_rewrite_pool_refs_info structure rather than a pointer
1744 to a constant pool. Force force_to_mem_operands into memory.
1745 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1746 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1747 * config/mips/constraints.md (kf): New constraint.
1748 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1749 (*movsi_mips16): Likewise.
1751 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1752 Nigel Stephens <nigel@mips.com>
1753 David Ung <davidu@mips.com>
1755 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1756 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1757 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1758 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1759 (mips_zero_extend_cost): New functions.
1760 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1761 Use the new functions. Tweak many cost estimates, both here
1762 and in the new subroutines. Return false when the cost of the
1763 operands has not been calculated. Check for *clear_upper32.
1764 Check for floating-point multiply-add, reciprocal and rsqrt
1765 patterns. Handle comparison and rotation codes.
1767 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1769 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1771 * config/i386/i386.c (get_dllimport_decl): Don't strip
1774 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1777 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1778 declarations to top.
1779 (DFP_TO_BFP): Use for either XFmode or TFmode.
1780 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1782 * config/dfp-bit.h: Include float.h.
1783 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1784 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1785 which doesn't mean the same thing.
1786 (BFP_KIND): Use 4 to mean TFmode.
1787 (BFP_FMT): Specify the number of decimal digits based on the
1788 number of mantissa digits.
1789 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1790 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1791 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1792 (TFtype): Define if TFmode is supported.
1793 * doc/libgcc.texi (Decimal float library routines): Document
1794 TF conversion functions.
1796 2007-09-10 Chao-ying Fu <fu@mips.com>
1798 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1799 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1800 (mips_emit_compare): Process fixed-point modes.
1801 (mips_pad_arg_upward): Support fixed-point types.
1802 (override_options): Allow fixed-point modes in accumulators.
1803 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1804 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1805 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1806 (mips_scalar_mode_supported_p): New function to accept fixed-point
1807 modes if the width is not greater than two BITS_PER_WORD.
1808 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1809 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1810 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1811 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1812 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1814 ("IMODE"): New mode attribute.
1815 (mips-fixed.md): Include.
1816 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1818 * config/mips/mips-fixed.md: New file.
1820 2007-09-11 Ben Elliston <bje@au.ibm.com>
1822 * config/spu/spu.md: Formatting fixes.
1824 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1826 * config/dfp-bit.c (dfp_unary_func): Delete.
1827 (dfp_unary_op): Delete.
1828 (dfp_binary_op): Use decFloat functions instead of decNumber
1829 functions for binary operations.
1830 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1831 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1833 (dfp_compare_op): Use decFloat functions insteadof decNumber
1834 functions for comparisons.
1835 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1836 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1838 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1839 call to dxx_binary_op and decFloat function.
1840 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1841 calls to dxx_binary_op and decFloat function.
1842 * config/dfp-bit.h: Include decFloat header files.
1843 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1844 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1845 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1846 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1848 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1849 Jan Sjodin <jan.sjodin@amd.com>
1851 * tree-vect-analyze.c (vect_analyze_operations): Change
1852 comparison of loop iterations with threshold to less than
1853 or equal to instead of less than. Reduce
1854 min_scalar_loop_bound by one.
1855 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1856 Change prologue and epilogue iterations estimate to vf/2,
1857 when unknown at compile-time. Change versioning guard
1858 cost to taken_branch_cost. If peeling for alignment is
1859 unknown at compile-time, change peel guard costs to one
1860 taken branch and one not-taken branch per peeled loop.
1861 If peeling for alignment is known but number of scalar loop
1862 iterations is unknown at compile-time, change peel guard
1863 costs to one taken branch per peeled loop. Change the cost
1864 model equation to consider vector iterations as the loop
1865 iterations less the prologue and epilogue iterations.
1866 Change outside vector cost check to less than or equal to
1867 zero instead of equal to zero.
1868 (vect_do_peeling_for_loop_bound): Reduce
1869 min_scalar_loop_bound by one.
1870 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1871 TARG_COND_NOT_TAKEN_BRANCH_COST.
1872 * config/i386/i386.h (processor_costs): Add
1873 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1874 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1875 vec_align_load_cost, vect_unalign_load_cost,
1876 vec_store_cost, cond_taken_branch_cost,
1877 cond_not_taken_branch_cost.
1878 Define macros for x86 costs.
1879 * config/i386/i386.c:
1880 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1881 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1882 scalar_to_vec_cost, vec_align_load_cost,
1883 vect_unalign_load_cost, vec_store_cost,
1884 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1885 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1886 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1887 core2_cost, generic64_cost, generic32_cost): Set to default
1889 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1890 (x86_builtin_vectorization_cost): New.
1892 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1893 Ben Elliston <bje@au.ibm.com>
1895 * dfp.c: Include decimal128Local.h;
1896 (dfp_byte_swap): Remove.
1897 (encode_decimal32, decode_decimal32): Don't handle endianness.
1898 (encode_decimal64, decode_decimal64): Ditto.
1899 (encode_decimal128, decode_decimal128): Ditto.
1900 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1902 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1904 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1905 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1907 2007-09-10 David Daney <ddaney@avtrex.com>
1909 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1911 (memory_barrier): Rewrote as an insn that clobbers memory.
1913 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1915 * config/mips/mips.c (mips_global_pointer): Check
1916 call_really_used_regs instead of call_used_regs.
1917 (mips_save_reg_p): Likewise. Save all call-saved registers
1918 if current_function_saves_all_registers. Fix indentation.
1919 No longer treat $18 as a special case.
1920 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1922 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1924 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1925 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1926 the introductory comment.
1927 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1928 (override_options): Don't test for it.
1929 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1930 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1931 * config/mips/vr.h: As for config/mips/sde.h.
1933 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1934 Revital Eres <eres@il.ibm.com>
1936 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1937 (struct ddg): Define.
1938 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1939 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1940 * config/spu/spu.c: Include ddg.h.
1941 (TARGET_SCHED_SMS_RES_MII): Define.
1942 (spu_sms_res_mii): New function to calculate mii.
1943 * modulo-sched (res_MII): Use it.
1944 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1946 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1948 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1949 pool entries since they might hold values that must not be shared.
1951 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1954 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1955 Use 'N' operand constraint for op2.
1956 (lshr<mode>3): Ditto.
1957 (ashl<mode>3): Ditto.
1958 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1959 (vec_shr_<mode>): Ditto.
1960 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1961 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1963 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1965 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1966 Change mode macro in the last real_2expN parameter to uppercase.
1968 2007-09-10 Michael Matz <matz@suse.de>
1970 * tree-pass.h (pass_cselim): Declare new pass.
1971 * passes.c (init_optimization_passes): Link in pass_cselim.
1972 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1973 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1974 cond_store_replacement.
1975 (condstoretemp): New static variable.
1976 (cond_store_replacement): New function.
1977 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1978 tree_ssa_phiopt_worker.
1979 (struct name_to_bb): New.
1980 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1981 nt_init_block, nt_fini_block): New static functions.
1982 (seen_ssa_names, nontrap_set): New static variables.
1983 (gate_cselim, pass_cselim): Define new pass.
1984 * common.opt (ftree-cselim): New flag.
1985 * toplev.c (process_options): Set flag_tree_cselim if required.
1987 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1989 * simplify-rtx.c (simplify_relational_operation_1): For recent
1990 canonicalization, don't recurse if op1 equals both PLUS arguments.
1992 2007-09-09 David Daney <ddaney@avtrex.com>
1994 * optabs.c (expand_sync_operation): Use plus insn if minus
1996 (expand_sync_fetch_operation): Ditto.
1998 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2000 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2002 (*floatsisf2_sse_vector): Likewise.
2004 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2006 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2008 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2010 * config/i386/i386.h (ix86_tune_indices): Rename
2011 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2012 (TARGET_USE_VECTOR_CONVERTS): Updated.
2013 * config/i386/i386.c: Likewise.
2015 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2016 Nigel Stephens <nigel@mips.com>
2018 * doc/invoke.texi (Overall Options): Add .sx file extension
2019 as a synonym for .S.
2020 * cppspec.c (known_suffixes): Likewise.
2021 * gcc.c (default_compilers): Likewise.
2023 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2026 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2027 * simplify-rtx.c (simplify_relational_operation_1): Add the
2028 canonicalization from i386.h.
2029 * doc/md.texi (Canonicalization of Instructions): Document it.
2031 2007-09-09 Jan Hubicka <jh@suse.cz>
2032 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2034 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2035 (TARGET_USE_VECTOR_CONVERTS): New.
2036 * i386.md: New post-reload splitters for converting SF to DF and DF to
2038 (floatsi* expander): Special case vector conversions.
2039 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2040 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2041 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2042 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2043 Disable when doing vector converts.
2044 (floatsi<mode>2_i387): Disable when
2045 * sse.md (vec_dupv2df): Export.
2046 * i386.c (ix86_tune_features): Enable SSE conversions.
2048 2007-09-09 Richard Guenther <rguenther@suse.de>
2050 * tree-ssa-operands.c (add_virtual_operand): Only mark
2051 stores as has_volatile_ops if alias information is not available.
2053 2007-09-09 Revital Eres <eres@il.ibm.com>
2055 * doc/contrib.texi: Add myself.
2057 2007-09-09 Ira Rosen <irar@il.ibm.com>
2059 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2060 stmt_vinfo_set_outside_of_loop_cost): New functions.
2061 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2062 (vect_model_simple_cost): Call
2063 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2064 field instead of calling vect_get_cost_fields.
2065 (vect_model_store_cost, vect_model_load_cost): Likewise.
2067 2007-09-09 Revital Eres <eres@il.ibm.com>
2069 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2070 declaration to bdesc_paired_preds variable.
2071 (paired_expand_builtin): Likewise.
2073 2007-09-09 Revital Eres <eres@il.ibm.com>
2075 * dbgcnt.def (sms_sched_loop): New counter.
2076 * modulo-sched.c: Use sms_sched_loop instead of
2077 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2078 perform swing modulo scheduling on. Include dbgcnt.h.
2079 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2080 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2082 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2085 Substitute all uses with ...
2086 (MODEF): New mode iterator.
2088 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2089 from pre-regalloc define_insn_and_split splitter pattern.
2090 (*fix_trunc<mode>_i387_1): Ditto.
2091 (*fistdi2_1): Ditto.
2092 (*fist<mode>2_1): Ditto.
2093 (frndintxf2_floor): Ditto.
2094 (*fist<mode>2_floor_1): Ditto.
2095 (frndintxf2_ceil): Ditto.
2096 (*fist<mode>2_ceil_1): Ditto.
2097 (frndintxf2_trunc): Ditto.
2098 (frndintxf2_mask_pm): Ditto.
2100 (prologue): Use (const_int 0) as never generated filler insn.
2102 (sibcall_epilogue): Ditto.
2103 (eh_return_si): Ditto.
2104 (eh_return_di): Ditto.
2106 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2107 using MODEF mode iterator.
2108 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2109 using MODEF mode iterator.
2110 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2111 using MODEF mode iterator.
2112 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2113 Macroize expander using MODEF mode iterator.
2115 (zero_extendsidi2): Remove operand constraints from expander.
2116 (smuldi3_highpart): Ditto.
2117 (indirect_jump): Ditto.
2120 * config/i386/sse.md (storentv4sf): Ditto.
2121 (storentv2df): Ditto.
2122 (storentv2di): Ditto.
2124 (sse2_cvtpd2ps): Ditto.
2125 (vec_interleave_highv16qi): Ditto.
2126 (vec_interleave_lowv16qi): Ditto.
2127 (vec_interleave_highv8hi): Ditto.
2128 (vec_interleave_lowv8hi): Ditto.
2129 (vec_interleave_highv4si): Ditto.
2130 (vec_interleave_lowv4si): Ditto.
2131 (vec_interleave_highv2di): Ditto.
2132 (vec_interleave_lowv2di): Ditto.
2133 (sse2_maskmovdqu): Ditto.
2134 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2136 2007-09-09 Ira Rosen <irar@il.ibm.com>
2138 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2139 (struct _slp_tree, struct _slp_instance): Define new data structures
2140 along macros for their access.
2141 (struct _loop_vec_info): Define new fields: strided_stores,
2142 slp_instances, and slp_unrolling_factor along macros for their access.
2143 (enum slp_vect_type): New.
2144 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2146 (STMT_VINFO_STRIDED_ACCESS): New macro.
2147 (vect_free_slp_tree): Declare.
2148 (vectorizable_load): Add an argument of type slp_tree.
2149 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2150 vectorizable_assignment): Likewise.
2151 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2152 Declare (make extern).
2153 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2154 (new_loop_vec_info): Likewise.
2155 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2156 * tree-vect-analyze.c: Include recog.h.
2157 (vect_update_slp_costs_according_to_vf): New.
2158 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2159 functions. For not pure SLP stmts with strided access check that the
2160 group size is power of 2. Update the vectorization factor according to
2161 SLP. Call vect_update_slp_costs_according_to_vf.
2162 (vect_analyze_group_access): New.
2163 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2164 (vect_free_slp_tree): New functions.
2165 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2166 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2167 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2168 vect_detect_hybrid_slp): Likewise.
2169 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2170 and vect_detect_hybrid_slp.
2171 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2172 SLP costs into account.
2173 (vect_get_cost_fields): New function.
2174 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2176 (vect_model_store_cost, vect_model_load_cost): Likewise.
2177 (vect_get_constant_vectors): New function.
2178 (vect_get_slp_vect_defs, vect_get_slp_defs,
2179 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2180 vect_get_vec_defs): Likewise.
2181 (vectorizable_reduction): Don't handle SLP for now.
2182 (vectorizable_call): Don't handle SLP for now. Add argument to
2183 vect_model_simple_cost.
2184 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2185 get SLPed and vectorized defs). Fix indentation and spacing.
2186 (vectorizable_assignment): Handle SLP.
2187 (vectorizable_induction): Don't handle SLP for now.
2188 (vectorizable_operation): Likewise.
2189 (vectorizable_type_demotion): Add argument to
2190 vect_model_simple_cost.
2191 (vectorizable_type_promotion): Likewise.
2192 (vectorizable_store, vectorizable_load): Handle SLP.
2193 (vectorizable_condition): Don't handle SLP for now.
2194 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2195 no SLP transformation required for unsupported cases. Add SLP
2196 argument for supported cases.
2197 (vect_remove_stores): New function.
2198 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2199 (vect_transform_loop): Schedule SLP instances.
2200 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2202 2007-09-09 Andrew Haley <aph@redhat.com>
2204 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2207 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2209 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2210 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2211 Similar for what label_refs can go in the JUMP_TARGET field. Split
2212 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2213 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2214 REG_LABEL when replacing an operand with a LABEL_REF for a
2216 (subst_reloads): When replacing a LABEL_REG with a register,
2217 instead of generating a REG_LABEL note, assert that there already
2218 is one or that the label is a known target for the insn.
2219 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2220 note, check the JUMP_LABEL field. Remove "else" after return.
2221 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2222 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2223 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2224 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2225 insns. Iterate over all notes; don't assume there's only one.
2226 * cse.c (recorded_label_ref): Adjust comment to refer to
2228 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2229 insns, not just NONJUMP_INSN_P.
2230 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2231 isn't a jump target.
2232 * jump.c (rebuild_jump_labels): Adjust head comment.
2233 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2234 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2235 (mark_all_labels): For JUMP_P insns without a target, check if the
2236 the target is noted on the previous nonjump insn.
2237 (mark_jump_label_1): New function, guts from mark_jump_label.
2238 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2239 marking jump target labels.
2240 <case LABEL_REF>: Adjust for whether to generate a
2241 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2242 For 'E' format rtl, iterate in descending element order.
2243 (delete_related_insns): Handle both REG_LABEL_TARGET and
2244 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2245 reference count, delete and fallthrough. Move finding-next-
2246 non-deleted insn last in the function. Look at all INSN_P insns
2247 for REG_LABEL_OPERAND notes.
2248 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2250 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2251 JUMP_LABEL, output the INSN_UID of it.
2252 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2253 and/or REG_LABEL_TARGET.
2254 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2255 with jump.c copy by only adding notes for labels actually
2256 referenced in the insn.
2257 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2258 usage count increment; handle all INSN_P trial insns.
2259 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2261 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2262 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2263 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2265 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2266 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2267 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2268 on all INSN_P insns.
2269 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2270 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2271 REG_LABEL_OPERAND notes.
2272 * reload1.c (calculate_needs_all_insns): Adjust comments.
2273 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2274 * config/alpha/alpha.md (split for load of an address into a
2275 four-insn sequence on Unicos/Mk): Adjust to use
2277 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2279 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2282 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2283 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2284 FOR_BB_INSNS_SAFE instead of for loop.
2285 * cse.c (cse_extended_basic_block): Likewise.
2286 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2287 that the for loop does not invoke NEXT_INSN on a deleted insn.
2288 * function.c (instantiate_virtual_regs): Likewise.
2289 * lower-subreg.c (remove_retval_note): Likewise.
2290 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2292 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2294 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2295 insn, if it's a jump.
2296 (try_redirect_by_replacing_jump): New variable jump_p. Call
2297 tablejump_p before delete_insn_chain.
2298 * reload1.c (reload): New variable next. Make sure that the for
2299 loop does not invoke NEXT_INSN on a deleted insn.
2300 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2301 (delete_output_reload): New variable prev. Make sure the the for
2302 loops do not invoke PREV_INSN on a deleted insn.
2304 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * pa/constraints.md: Remove 'X' from unused letters comment.
2308 2007-09-08 Richard Guenther <rguenther@suse.de>
2310 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2311 computed check stmt_ann->references_memory instead of counting
2314 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2316 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2317 validate_change() in one more case.
2319 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2321 PR tree-optimization/32283
2322 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2323 estimated_loop_iterations.
2324 (determine_use_iv_cost_condition): Decrease cost of expressions
2325 used in iv elimination.
2327 2007-09-08 Richard Guenther <rguenther@suse.de>
2329 * tree-cfg.c (verify_gimple_expr): Avoid building new
2330 pointer types, use TYPE_POINTER_TO if available instead.
2332 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2335 PR rtl-optimization/26449
2336 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2337 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2339 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2340 define_expand. Split insn in split1 pass.
2343 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2345 PR tree-optimization/33301
2346 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2349 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2351 PR tree-optimization/32183
2352 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2354 * tree-ssa-reassoc.c: Include cfgloop.h.
2355 (is_reassociable_op): Add a loop argument and return true only
2357 (linearize_expr): Updated.
2358 (should_break_up_subtract): Likewise.
2359 (linearize_expr_tree): Likewise.
2360 (init_reassoc): Call loop_optimizer_init with
2361 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2362 with CDI_DOMINATORS.
2363 (fini_reassoc): Call loop_optimizer_finalize.
2365 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2367 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2368 if there is no i-cache.
2370 2007-09-07 Richard Guenther <rguenther@suse.de>
2373 2007-09-06 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/32586
2376 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2377 folding if nothing changed.
2378 (simplify_unary_expression): New function. Do tree combining
2379 on conversion like codes.
2380 (try_to_simplify): Call it.
2382 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2385 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2386 (__gthread_active,__gthread_start, __gthread_active_init): New.
2387 * gthr-posix95.h: Likewise.
2389 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2391 * function.h (struct function): Rename calls_unwind_init
2392 to saves_all_registers.
2393 (current_function_saves_all_registers): Renamed from
2394 current_function_calls_unwind_init.
2395 * reload1.c (reload): Set current_function_saves_all_registers.
2396 * except.c (expand_builtin_unwind_init): Likewise.
2397 * config/m68k/m68k.c (m68k_save_reg): Use
2398 current_function_saves_all_registers to save pic register.
2400 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2402 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2403 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2405 Reapply reverted changes:
2407 2007-09-06 Jan Hubicka <jh@suse.cz>
2409 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2412 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2414 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2415 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2417 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2419 * optabs.c (expand_float): Convert unsigned integer as signed only
2420 if it provides sufficient accuracy; add mode argument to real_2expN.
2421 (expand_fix): Fix comment typos; extend binary float into mode
2422 wider than destination for converion to unsigned integer; add mode
2423 argument to real_2expN.
2424 * real.c (real_2expN): Add mode argument to special-case decimal
2426 * real.h (real_2expN): Ditto.
2427 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2429 (fixed_from_string): Ditto.
2430 (fixed_to_decimal): Ditto.
2431 (fixed_convert_from_real): Ditto.
2432 (real_convert_from_fixed): Ditto.
2433 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2434 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2435 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2436 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2438 2007-09-07 Diego Novillo <dnovillo@google.com>
2440 * tree-flow.h (const_block_stmt_iterator): Remove.
2441 Update all users to use block_stmt_iterator.
2442 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2443 Update all users to use tree_stmt_iterator.
2445 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2447 * config/mips/mips.c (mips_set_current_function): Temporarily
2448 make this a no-op to fix bootstrap errors, pending rewrite.
2450 2007-09-07 Jan Hubicka <jh@suse.cz>
2452 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2455 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2457 PR tree-optimization/33299
2458 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2459 uses for all relevant loop-exit phis, not just the first.
2461 2007-09-07 Richard Guenther <rguenther@suse.de>
2464 * tree-ssa-operands.c (access_can_touch_variable): An access
2465 of the form (*p)[0] can touch a variable of same size.
2467 2007-09-07 Jan Hubicka <jh@suse.cz>
2469 * passes.c (init_optimization_passes): Add simple dce and addressable
2471 * tree-ssa.c (execute_update_addresses_taken): New function.
2472 (pass_update_address_taken): New.
2473 * tree-ssa-dse.c (execute_simple_dse): New function.
2474 (pass_simple_dse): New.
2475 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2477 2007-09-07 Tobias Burnus <burnus@net-b.de>
2480 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2482 2007-09-07 Richard Guenther <rguenther@suse.de>
2485 2007-09-06 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/32586
2488 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2489 folding if nothing changed.
2490 (simplify_unary_expression): New function. Do tree combining
2491 on conversion like codes.
2492 (try_to_simplify): Call it.
2494 2007-09-07 Richard Guenther <rguenther@suse.de>
2495 Uros Bizjak <ubizjak@gmail.com>
2497 PR tree-optimization/32821
2498 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2499 NULL in the call to set_bb_stmt_list.
2501 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2503 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2504 float calls here, rather than leaving some to the caller.
2505 Use call_internal_direct and call_value_internal_direct.
2506 * config/mips/mips.md (call_internal_direct): New pattern.
2507 (call_value_internal_direct): Likewise.
2509 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2511 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2512 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2514 (override_options): Set mips_base_move_loop_invariants.
2516 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2518 * config/mips/mips.opt (mcode-readable=): Move to keep list
2521 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2523 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2524 and -mgpopt options. Adjust the -G documentation to match.
2525 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2526 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2527 function, split out from mips_classify_symbol. Return false for
2528 !TARGET_LOCAL_SDATA.
2529 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2530 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2531 (override_options): Check whether the -mgpopt setting is consistent
2532 with the other flags.
2533 (symbolic_expression_p): Delete.
2534 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2535 and default_elf_select_rtx_section.
2536 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2537 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2538 external data and TARGET_EXTERN_SDATA.
2540 2007-09-07 Tobias Burnus <burnus@net-b.de>
2543 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2545 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2547 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2548 FOR_BB_INSNS_SAFE instead of for loop.
2549 * cse.c (cse_extended_basic_block): Likewise.
2550 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2551 that the for loop does not invoke NEXT_INSN on a deleted insn.
2552 * function.c (instantiate_virtual_regs): Likewise.
2553 * lower-subreg.c (remove_retval_note): Likewise.
2554 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2556 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2558 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2559 insn, if it's a jump.
2560 (try_redirect_by_replacing_jump): New variable jump_p. Call
2561 tablejump_p before delete_insn_chain.
2562 * reload1.c (reload): New variable next. Make sure that the for
2563 loop does not invoke NEXT_INSN on a deleted insn.
2564 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2565 (delete_output_reload): New variable prev. Make sure the the for
2566 loops do not invoke PREV_INSN on a deleted insn.
2568 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2570 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2571 * cgraph.h (rebuild_cgraph_edges): Declare.
2572 * tree-pass.h (pass_expand_omp_ssa): New.
2573 * omp-low.c (find_omp_clause): Export.
2574 (copy_var_decl): Split from omp_copy_decl_2.
2575 (build_omp_barrier): Return the call to emit instead of emitting
2577 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2579 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2580 expand_omp_for_generic, expand_omp_for_static_nochunk,
2581 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2582 Adapted to work on SSA form.
2583 (execute_expand_omp): Do not invalidate dominance information.
2584 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2585 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2586 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2588 (force_gimple_operand): Allow gimplifying code expressions without
2590 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2591 * common.opt (fopenmp-ssa): New.
2592 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2593 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2594 * tree-cfg.c: Include tree-inline.h.
2595 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2596 (replace_by_duplicate_decl, replace_ssa_name,
2597 mark_virtual_ops_in_region): New functions.
2598 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2599 to work on SSA form.
2600 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2601 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2604 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2606 * tree-loop-linear.c: Include obstack.h.
2607 (linear_transform_loops): New obstack lambda_obstack.
2608 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2609 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2610 and free afterwards.
2611 * lambda.h (struct obstack): New forward declaration.
2612 (lambda_linear_expression_new): New parameter of type struct
2614 (lambda_loopnest_new): Likewise.
2615 (lambda_loopnest_transform): Likewise.
2616 (lambda_body_vector_new): Likewise.
2617 (lambda_body_vector_compute_new): Likewise.
2618 (gcc_loopnest_to_lambda_loopnest): Likewise.
2619 (lambda_loopnest_to_gcc_loopnest): Likewise.
2620 * lambda-code.c: Include obstack.h.
2621 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2623 (lambda_body_vector_new): Likewise.
2624 (lambda_linear_expression_new): Likewise.
2625 (lambda_lattice_new): Likewise.
2626 (lambda_loopnest_new): Likewise. Additionally use obstack to
2627 allocate LN_LOOPS(ret).
2628 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2629 it to lambda_lattice_new.
2630 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2631 Pass it to lambda_body_vector_new.
2632 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2633 it to lambda_lattice_new.
2634 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2635 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2636 (lambda_compute_target_space): Likewise.
2637 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2638 Pass it to lambda_lattice_compute_base and
2639 compute_nest_using_fourieer_motzkin.
2640 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2641 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2642 and lambda_lattice_compute_target_space.
2643 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2644 Pass it to lambda_linear_expression_new.
2645 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2646 to gcc_tree_to_linear_expression.
2647 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2648 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2649 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2650 Pass it to lambda_body_vector_new and
2651 lambda_body_vector_compute_new.
2652 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2653 (lambda-code.o): Likewise.
2655 2007-09-06 Chao-ying Fu <fu@mips.com>
2657 * ginclude/stdfix.h: New file.
2658 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2659 (convert.o): Add dependence on fixed-value.h.
2660 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2661 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2662 to define fixed-point constants.
2663 (c_cpp_builtins): Define fixed-point constants.
2664 * convert.c (fixed-value.h): New include.
2665 (convert_to_real): Update comment to include fixed-point.
2666 Support FIXED_POINT_TYPE.
2667 (convert_to_integer): Update comment to include fixed-point.
2668 Support FIXED_POINT_TYPE.
2669 (convert_to_complex): Support FIXED_POINT_TYPE.
2670 (convert_to_fixed): New function.
2671 * convert.h (convert_to_fixed): Declare.
2672 * genopinit.c: Add comment about $Q for only fixed-point modes.
2673 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2674 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2675 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2676 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2677 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2678 usneg_optab for fixed-point modes.
2679 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2681 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2682 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2683 unsigned saturation optabs, when type is saturating.
2684 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2685 (expand_fixed_convert): New function.
2686 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2687 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2688 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2689 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2690 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2691 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2693 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2694 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2695 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2696 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2697 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2699 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2700 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2701 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2702 fractuns, satfractuns.
2703 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2704 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2705 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2706 OTI_ssmsub_widen, OTI_usmsub_widen.
2707 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2708 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2709 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2710 umsub_widen_optab, usmsub_widen_optab): Define.
2711 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2713 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2715 (expand_fixed_convert): Declare.
2716 * expr.c (convert_move): Support the move of fixed-point modes.
2717 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2718 (categorize_ctor_elements_1): Handle FIXED_CST.
2719 (count_type_elements): Handle FIXED_POINT_TYPE.
2720 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2721 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2723 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2724 multiply and add/subtract for fixed-point types.
2725 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2726 mode, we jump to binop directly.
2727 Support FIXED_CONVERT_EXPR.
2728 (do_store_flag): Check FIXED_CST to put a constant second.
2729 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2730 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2731 (const_vector_from_tree): Support FIXED_CST.
2732 * doc/extend.texi (Fixed-Point): New node.
2733 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2734 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2735 satfract, fractuns, satfractuns): Document them.
2737 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2739 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2740 addresses into I registers.
2742 2007-09-06 Jan Hubicka <jh@suse.cz>
2743 Andreas Tobler <a.tobler@schweiz.org>
2745 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2747 (machopic_legitimize_pic_address): Likewise.
2749 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2750 Jan Hubicka <jh@suse.cz>
2752 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2753 instead of ufloat_optab->handlers directly.
2754 (floatdidf2): Likewise.
2756 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2758 * config/mips/mips.c: Include diagnostic.h.
2759 (mips_set_current_function): Check errorcount and sorrycount
2760 before generating RTL.
2762 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2765 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2766 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2767 (print_operand_reloc): Likewise.
2769 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2773 2007-09-06 Jan Hubicka <jh@suse.cz>
2775 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2778 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2780 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2781 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2783 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2785 * optabs.c (expand_float): Convert unsigned integer as signed only
2786 if it provides sufficient accuracy; add mode argument to real_2expN.
2787 (expand_fix): Fix comment typos; extend binary float into mode
2788 wider than destination for converion to unsigned integer; add mode
2789 argument to real_2expN.
2790 * real.c (real_2expN): Add mode argument to special-case decimal
2792 * real.h (real_2expN): Ditto.
2793 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2795 (fixed_from_string): Ditto.
2796 (fixed_to_decimal): Ditto.
2797 (fixed_convert_from_real): Ditto.
2798 (real_convert_from_fixed): Ditto.
2799 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2800 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2801 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2802 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2804 2007-09-06 Tom Tromey <tromey@redhat.com>
2806 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2807 * c-pch.c (c_common_read_pch): Restore current location after
2809 * tree.c (expand_location): Update.
2810 (expr_filename): Changed return type. Unified the two cases.
2811 (expr_lineno): Likewise.
2812 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2814 * toplev.c (line_table): Changed type.
2815 (general_init): Update.
2816 (realloc_for_line_map): New function.
2817 (general_init): Allocate line_table using GC.
2818 * fix-header.c (line_table): Changed type.
2819 (read_scan_file): Update.
2820 (read_scan_file): Update.
2821 * c-ppoutput.c (maybe_print_line): Update.
2822 (print_line): Update.
2823 (cb_line_change): Update.
2824 (cb_define): Update.
2825 (pp_file_change): Update.
2826 * c-opts.c (c_common_init_options): Update.
2827 (finish_options): Update.
2828 (push_command_line_include): Update.
2829 * c-lex.c (cb_line_change): Update.
2830 (cb_def_pragma): Update.
2831 (cb_define): Update.
2833 (c_lex_with_flags): Use cpp_get_token_with_location.
2834 * input.h (line_table): Changed type.
2835 (location_from_locus): New macro.
2836 * tree.h (EXPR_FILENAME): No longer an lvalue.
2837 (EXPR_LINENO): Likewise.
2838 (expr_locus, set_expr_locus): Declare separately for
2839 USE_MAPPED_LOCATION.
2840 (expr_filename, expr_lineno): Changed return type.
2841 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2842 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2843 (expand_gimple_basic_block): Likewise.
2844 * final.c (final_scan_insn): Use expanded_location.
2846 2007-09-06 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/32586
2849 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2850 folding if nothing changed.
2851 (simplify_unary_expression): New function. Do tree combining
2852 on conversion like codes.
2853 (try_to_simplify): Call it.
2854 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2855 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2857 2007-09-06 Jan Hubicka <jh@suse.cz>
2860 * cse.c (fold_rtx): Avoid invalid sharing.
2862 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2864 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2865 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2867 2007-09-06 Revital Eres <eres@il.ibm.com>
2869 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2870 Fix offsettable memory reference for 750CL.
2872 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2874 * reload.c (find_reloads_address_1): Try to preserve original
2875 base/index regclass of operands.
2876 * regrename.c (scan_rtx_address): Likewise.
2877 (replace_oldest_value_addr): Likewise.
2879 2007-09-06 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/33302
2882 * domwalk.c (walk_dominator_tree): The exit block is
2883 interesting even if it is not reachable.
2885 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2888 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2890 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2892 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2895 2007-09-05 Ian Lance Taylor <iant@google.com>
2897 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2899 (dump_generic_node): Likewise.
2900 * print-rtl.c (print_decl_name): Likewise.
2901 * print-tree.c (print_node_brief): Likewise.
2902 (print_node): Likewise.
2903 * Makefile.in (RTL_BASE_H): Add alias.h.
2906 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2908 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2910 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2911 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2913 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2915 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2916 (tm_defines): Define UCLIBC_DEFAULT to 1.
2917 (extra_options): Add linux.opt.
2918 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2919 (CRT_CALL_STATIC_FUNCTION): Likewise.
2920 (NO_IMPLICIT_EXTERN_C): Likewise.
2921 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2922 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2923 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2924 (ENDFILE_SPEC): Don't define.
2925 (LIB_SPEC): Likewise.
2926 (CRT_CALL_STATIC_FUNCTION): Likewise.
2927 (NO_IMPLICIT_EXTERN_C): Likewise.
2928 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2929 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2931 2007-09-06 Jan Hubicka <jh@suse.cz>
2933 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2936 2007-09-06 Jan Hubicka <jh@suse.cz>
2938 * opts.c (common_handle_option): Enable inlining functions for
2941 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2943 * builtin-attrs.def (ATTR_NONNULL_3): New.
2944 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2945 ATTR_NOTHROW_NONNULL_##FA.
2946 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2947 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2948 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2949 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2950 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2951 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2952 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2954 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2955 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2956 ATTR_FORMAT_NOTHROW_3_4): Remove.
2957 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2958 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2959 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2960 instead of ATTR_FORMAT_*_*.
2962 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2964 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2965 parts re-used for REG_FRAME_RELATED_EXPR.
2967 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2969 * optabs.c (expand_float): Convert unsigned integer as signed only
2970 if it provides sufficient accuracy; add mode argument to real_2expN.
2971 (expand_fix): Fix comment typos; extend binary float into mode
2972 wider than destination for converion to unsigned integer; add mode
2973 argument to real_2expN.
2974 * real.c (real_2expN): Add mode argument to special-case decimal
2976 * real.h (real_2expN): Ditto.
2977 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2979 (fixed_from_string): Ditto.
2980 (fixed_to_decimal): Ditto.
2981 (fixed_convert_from_real): Ditto.
2982 (real_convert_from_fixed): Ditto.
2983 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2984 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2985 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2986 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2988 2007-09-05 Ian Lance Taylor <iant@google.com>
2990 * init-regs.c (initialize_uninitialized_regs): Call
2991 emit_insn_before rather than add_insn_before.
2993 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2995 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2996 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2997 * tree-inline.h (copy_body_data): Add call_expr field.
2998 * tree-inline.c (expand_call_inline): Initialize call_expr.
2999 (copy_bb): Append anonymous inline fn arguments to arguments
3000 when inlining a CALL_EXPR_VA_ARG_PACK call.
3001 * builtins.c (expand_builtin): Issue an error if
3002 BUILT_IN_VA_ARG_PACK is seen during expand.
3003 (fold_call_expr, fold_builtin_call_array): Don't fold
3004 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3005 __builtin_va_arg_pack () call as last argument.
3006 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3007 function is __builtin_va_arg_pack (), decrease number of call
3008 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3009 * expr.c (expand_expr_real_1): Issue an error if
3010 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3011 * tree-pretty-print.c (dump_generic_node): Handle printing
3012 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3013 * doc/extend.texi (__builtin_va_arg_pack): Document.
3015 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3017 PR tree-optimization/21513
3018 * builtins.c (build_builtin_expect_predicate): New function.
3019 (fold_builtin_expect): Add argument for expected value.
3020 Distribute __builtin_expect over short-circuiting operations.
3021 Fold nested builtin_expects.
3022 (fold_builtin_2): Adjust call to fold_builtin_expect.
3024 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3027 PR tree-optimization/13756
3028 * doc/invoke.texi (Options That Control Optimization): Document
3031 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3033 * gcc/config/i386/cpuid.h: New file.
3034 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3035 (describe_cache): Shrink size and line strings to 100 bytes.
3036 (detect_caches_amd): Return "" for unsupported max_ext_level.
3037 Use __cpuid function.
3038 (detect_caches_intel): Return "" for unsupported max_level.
3039 Use __cpuid function.
3040 (host_detect_local_cpu): Change feature flag variables to
3041 unsigned int. Initialize only extended feature flag variables.
3042 Use __get_cpuid_max to determine max supported cpuid level.
3043 Use __cpuid function to determine supported features. Fix
3044 calculation of family id. Remove is_amd and check signature
3045 directly. Check for Geode signature. Handle family 4 id.
3046 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3047 cpu discovery code to lower part of the function.
3048 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3049 for sub-architecture.
3050 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3051 [PROCESSOR_K8]: Add k8-sse3 architecture.
3052 [PROCESSOR_NOCONA]: Remove.
3053 [PROCESSOR_GENERIC64]: Ditto.
3054 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3055 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3056 to check for SSE and FXSAVE support.
3057 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3058 Add -minline-all-stringops.
3059 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3060 (x86_64-*-*): Ditto.
3062 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3064 * config/bfin/linux-unwind.h: New file.
3065 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3066 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3068 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3070 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3071 * stmt.c: Include alloc-pool.h.
3072 (struct case_node): Remove GTY marker.
3073 (add_case_node): New parameter case_node_pool. Use it for
3075 (expand_case): New allocation pool case_node_pool. Initialize it,
3076 pass to add_case_node and free it.
3078 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3079 David Ung <davidu@mips.com>
3080 Nigel Stephens <nigel@mips.com>
3082 Add mips16/nomips16 function attributes and -mflip-mips16 option
3083 for testing mixed-mode compilation.
3085 * config/mips/mips.opt (mflip-mips16): New.
3087 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3088 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3090 * config/mips/mips.c (mips_base_target_flags): New.
3091 (mips_base_mips16): New.
3092 (mips_base_schedule_insns): New.
3093 (mips_base_reorder_blocks_and_partition): New.
3094 (mips_base_align_loops): New.
3095 (mips_base_align_jumps): New.
3096 (mips_base_align_functions): New.
3097 (mips16_flipper): New.
3098 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3099 (TARGET_SET_CURRENT_FUNCTION): Define.
3100 (mips_mips16_type_p, mips_nomips16_type_p): New.
3101 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3102 (mips_function_ok_for_sibcall): Make it deal with functions with
3104 (mips_init_split_addresses): New, split out from override_options.
3105 (mips_init_relocs): New, split out from override_options.
3106 (was_mips16_p): New.
3107 (mips_set_mips16_mode): New, split out from override_options.
3108 (mips_set_current_function): New.
3109 (override_options): Add sorry for unsupported mips16/pic
3110 combination. Remove error for mips16/dsp combination. Save
3111 base option settings.
3112 (mips_file_start): Move mips16 mode setting output from here....
3113 (mips_output_function_prologue): ....to here.
3114 (mips_output_mi_thunk): Check for mips16 function.
3115 (build_mips16_function_stub): Don't set .mips16 here.
3116 (build_mips16_call_stub): Likewise.
3117 (mips_expand_builtin): Error in mips16 mode.
3118 (mips_use_mips16_mode_p): New.
3119 (mips_encode_section_info): Check for mips16 function, and set
3120 SYMBOL_REF_FLAGS accordingly.
3122 * doc/extend.texi (Function Attributes): Document new
3123 mips16/nomips16 attributes.
3124 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3125 (MIPS Options): Document -mflip-mips16.
3127 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3129 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3130 if we encounter TLS address in MIPS16 mode.
3131 (mips_legitimize_const_move): Check cannot_force_const_mem for
3132 the (const (plus symbol offset)) case; this forces invalid TLS
3133 address in MIPS16 mode to be caught by the above call to sorry.
3134 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3135 because that now enables emutls, which is not ABI compatible
3136 with native TLS in non-MIPS16 mode.
3138 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3140 Add target hook invoked when cfun changes.
3142 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3143 * target.h (struct gcc_target): Add set_current_function.
3144 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3145 (TARGET_INITIALIZER): Add initializer for set_current_function.
3146 * tree.h (push_struct_function): New.
3147 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3149 (set_cfun): Declare.
3150 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3152 (push_function_context_to): Use allocate_struct_function
3153 to create null context, not init_dummy_function_start. Use set_cfun.
3154 (pop_function_context_from): Use set_cfun.
3155 (in_dummy_function): New.
3156 (invoke_set_current_function_hook): New.
3158 (push_cfun, pop_cfun): Use set_cfun.
3159 (push_struct_function): New.
3160 (allocate_struct_function): Call invoke_set_current_function_hook
3162 (prepare_function_start): Don't set cfun here. Remove unused
3163 argument; fix all callers.
3164 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3165 push_struct_function.
3166 (init_function_start): Set cfun here.
3167 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3168 * omp-low.c (create_omp_child_function): Use push_struct_function
3169 and pop_cfun to save/restore state.
3170 (expand_omp_parallel): Remove unused saved_cfun variable.
3171 * cgraphunit.c (ipa_passes): Use set_cfun.
3172 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3173 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3174 * matrix-reorg.c (transform_allocation_sites): Likewise.
3175 (matrix_reorg): Use set_cfun.
3176 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3177 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3178 assignment to cfun; use set_cfun for the other.
3179 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3180 (dump_function_to_file): Use push_cfun/pop_cfun here.
3181 * c-decl.c (finish_function): Use set_cfun.
3183 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3185 * regrename.c (rerename_optimize): Use deferred rescanning and
3186 insert explicit calls to rescan insns when changed.
3188 2007-09-05 Jan Hubicka <jh@suse.cz>
3190 * optabs.c (libfunc_entry): Change optab to integer.
3191 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3192 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3193 of pointers for hashing.
3195 2007-09-05 Jan Hubicka <jh@suse.cz>
3197 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3199 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3200 * see.c (pass_see): Likewise.
3201 * tracer.c (pass_tracer): Likewise.
3202 * postreload-gcse.c (pass_gcse2): Likewise.
3203 * postreload.c (pass_postreload_cse): Likewise.
3204 * mode-switching.c (pass_mode_switching): Likewise.
3205 * modulo-sched.c (pass_sms): Likewise.
3206 * cse.c (cse_insn): Likewise.
3207 * web.c (pass_web): Likweise.
3208 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3209 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3210 * loop-init.c (pass_rtl_loop_init): Likewise.
3211 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3212 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3213 * global.c (pass_global_alloc): Likewise.
3214 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3215 pass_if_after_reload): Likewise.
3216 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3217 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3218 * regmove.c (pass_regmove): Likewise.
3219 * function.c (pass_thread_prologugues_epilogues): Likewise.
3220 * gcse.c (pass_gcse): Likewise.
3221 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3222 * lower-subreg.c (pass_lower_subreg2): Likewise.
3223 * bt-load.c (pass_branch_target_load): Likewise.
3224 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3225 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3226 * combine.c (pass_combine): Likewise.
3227 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3228 (pass_partition_blocks): Likewise.
3229 * var-tracking.c (pass_variable_track): Likewise.
3230 * reg-stack.c (pass_stack_regs_run): Likewise.
3231 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3232 * passes.c (pass_postreload): Likewise.
3233 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3234 * tree-pass.h (TODO_verify_rtl_sharing): New.
3235 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3236 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3237 TODO_set_props, TODO_df_finish, TODO_df_verify,
3238 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3240 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3242 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3243 fold_real_zero_addition_p, reorder_operands_p,
3244 div_if_zero_remainder, fold_undefer_overflow_warnings,
3245 int_binop_types_match_p, fold_convert_const_int_from_int,
3246 fold_convert_const_int_from_real,
3247 fold_convert_const_int_from_fixed,
3248 fold_convert_const_real_from_real,
3249 fold_convert_const_real_from_fixed,
3250 fold_convert_const_fixed_from_fixed,
3251 fold_convert_const_fixed_from_int,
3252 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3253 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3254 debug_fold_checksum, multiple_of_p): Constify.
3255 * tree-flow-inline.h (get_lineno): Likewise.
3256 * tree-flow.h (get_lineno): Likewise.
3257 * tree-object-size.c (compute_object_offset, addr_object_size,
3258 alloc_object_size, pass_through_call): Likewise.
3259 * tree-pretty-print.c (op_symbol, print_call_name,
3260 print_struct_decl, do_niy): Likewise.
3261 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3262 debug_fold_checksum): Likewise.
3264 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3267 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3268 note, remove the associated REG_RETVAL note.
3270 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3272 * config.gcc (powerpc*-*-*): Install
3273 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3274 * config/rs6000/spu2vmx.h: New header.
3275 * config/rs6000/si2vmx.h: New header.
3276 * config/rs6000/vec_types.h: New header.
3278 2007-09-05 Ben Elliston <bje@au.ibm.com>
3280 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3282 2007-09-05 Ben Elliston <bje@au.ibm.com>
3284 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3286 (__stdcx): Make asm volatile.
3287 (__stwcx, __stdcx): Return only 0 or 1.
3289 2007-09-05 Jan Hubicka <jh@suse.cz>
3293 2007-09-04 Jan Hubicka <jh@suse.cz>
3294 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3296 2007-09-04 Richard Guenther <rguenther@suse.de>
3297 * tree-ssa-operands.c (add_virtual_operand): Only mark
3298 stores as has_volatile_ops if alias information is not available.
3300 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3302 * config/rs6000/tramp.asm: Include config.h.
3303 Check __PIC__ or __pic__ macro instead of SHARED.
3305 PR rtl-optimization/32300
3306 * see.c (see_copy_insn): New function.
3307 (see_def_extension_not_merged, see_merge_one_use_extension,
3308 see_merge_one_def_extension): Use it. Avoid changing
3309 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3310 into sequences. Call df_insn_delete on temporary insns
3311 that won't be emitted into the insn stream.
3312 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3313 and run df_process_deferred_rescans () before run_fast_dce.
3315 PR tree-optimization/33017
3316 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3317 recurse for pure or const function calls.
3319 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3321 * c-format.c: Include alloc-pool.h.
3322 (check_format_info_main): New argument fwt_alloc. Use allocation
3323 pool instead of GC. Remove GC deallocation code.
3324 (check_format_arg): Create allocation pool, pass it to
3325 check_format_info_main and free it afterwards.
3326 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3328 2007-09-05 Ben Elliston <bje@au.ibm.com>
3330 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3331 Rename count macro arugment for clarity.
3332 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3333 (__protected_stream_set): Likewise, pass 0.
3335 2007-09-04 Jan Hubicka <jh@suse.cz>
3337 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3339 2007-09-04 Jan Hubicka <jh@suse.cz>
3341 * invoke.texi (-finline-small-functions): Document.
3342 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3343 when deciding what is inlinable.
3344 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3345 (cgraph_decide_inlining_of_small_function): Handle new flags.
3346 (cgraph_decide_inlining_incrementally): Likewise.
3347 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3348 * common.opt (finline-small-functions): New.
3349 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3351 2007-09-04 Richard Guenther <rguenther@suse.de>
3353 * tree-ssa-operands.c (add_virtual_operand): Only mark
3354 stores as has_volatile_ops if alias information is not available.
3356 2007-09-04 Andrew Haley <aph@redhat.com>
3358 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3360 2007-09-04 Andrew Haley <aph@redhat.com>
3362 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3363 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3364 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3366 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3369 * common.opt: Mention ABI version 2 in comment.
3371 2007-09-04 Jan Hubicka <jh@suse.cz>
3373 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3374 (libfunc_entry): New structure.
3375 (libfunc_hash): New hashtable.
3376 (hash_libfunc): New function.
3377 (eq_libfunc): New function.
3378 (convert_optab_libfunc): New function.
3379 (optab_libfunc): New function.
3380 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3381 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3382 expand_float, expand_fix, new_optab, new_convert_optab):
3383 Update for new libfunc API.
3384 (init_libfunc, init_integral_libfuncs,
3385 init_floating_libfuncs, init_interclass_conv_libfuncs
3386 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3387 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3388 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3389 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3390 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3391 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3392 gen_extend_conv_libfunc): New.
3393 (init_one_libfunc): Revamp for hashtables.
3394 (set_conv_libfunc): Likewise.
3395 (init_optabs): Initialize hashtable; use lazy initialization where
3397 * optabs.h (optab_handlers): Move out of GGC.
3398 (optab, convert_optab): Move out of GGC; add lazy gen info.
3399 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3400 (optab_libfunc, convert_optab_libfunc): New.
3401 * builtins.c (expand_builtin_powi): Update for new API.
3402 * expr.c (convert_move): Likewise.
3403 * expmed.c (expand_divmod): Likewise.
3405 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3407 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3408 GOT pointer only if there is a constant pool. Use the allocated space
3411 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3413 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3416 2007-09-04 Revital Eres <eres@il.ibm.com>
3417 Richard Guenther <rguenther@suse.de>
3418 R. Clint Whaley <whaley@cs.utsa.edu>
3420 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3422 * tree-tailcall.c (process_assignment): Use -fassociative-math
3423 when reodering operands of floating-point type.
3424 * fold-const.c (fold_comparison, fold_binary): Use
3425 -fassociative-math and -freciprocal-math instead of
3426 -funsafe-math-optimization flag.
3427 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3428 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3429 -freciprocal-math instead of -funsafe-math-optimizations.
3430 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3431 -fassociative-math when -ffast-math is set.
3432 (set_unsafe_math_optimizations_flags): New Function
3433 to set -freciprocal-math and -fassociative-math when
3434 -funsafe-math-optimizations is set.
3435 (common_handle_option): Call it.
3436 * tree-vectorizer.c (vect_is_simple_reduction): Use
3437 -fassociative-math when doing reduction on floats.
3438 * loop-unroll.c (analyze_insn_to_expand_var): Use
3439 -fassociative-math when expanding an accumulator of type float.
3440 * simplify-rtx.c (simplify_binary_operation_1): Use
3441 -fassociative-math and -freciprocal-math when reordeing operands
3442 of floating-point type.
3443 * combine.c (combine_simplify_rtx): Likewise.
3444 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3446 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3448 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3451 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3453 2007-09-04 Jan Hubicka <jh@suse.cz>
3455 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3457 2007-09-04 Jan Hubicka <jh@suse.cz>
3459 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3460 and corresponding MATCH_DUP.
3462 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3465 * combine.c (subst): Do not try to simplify X if it represents load
3466 of FP constant from the constant pool via float extension.
3468 2007-09-04 Ben Elliston <bje@au.ibm.com>
3470 * c-opts.c: Include "tm_p.h".
3471 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3473 2007-09-04 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/33291
3476 * tree-pretty-print.c (dump_generic_node): Dump all
3477 qualifiers for pointer types, not only first. Dump
3478 qualifiers for aggregate types as well.
3479 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3480 use the canonical type for building ARRAY_REFs.
3481 * gimplify.c (canonicalize_addr_expr): Clean up. The
3482 correct validness check is compatibility of the pointer
3483 types. Always use the canonical type for building
3484 ARRAY_REFs and ADDR_EXPRs.
3485 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3486 change that disabled propagation of ADDR_EXPRs into statements
3489 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3491 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3492 (umulsi3_highpart): Make into expanders; existing insns are
3493 now named *[insn]_nov6. Add stars to existing [insn]_v6
3494 counterparts' names.
3496 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3498 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3499 (unprotoize.o): Remove SHLIB_MULTILIB.
3501 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3503 * doc/extend.texi: Document progmem attribute for AVR.
3505 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3508 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3510 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3512 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3515 * optabs.c: Remove unnecessary forward declarations.
3516 (expand_unop_direct): New, broken out of expand_unop.
3517 (expand_doubleword_clz): New.
3518 (expand_ctz): Move above expand_ffs. Use
3519 start_sequence, end_sequence, add_equal_note, and
3520 expand_unop_direct. Add more commentary.
3521 (expand_ffs): Try both ctz optab and expand_ctz.
3522 Generate a test and branch if the hardware doesn't give us
3523 a useful value for input zero. Style improvements similar to
3526 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3528 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3530 * config.gcc: Delete stanza for arm-semi-aof and
3531 armel-semi-aof targets.
3532 * config/arm/arm-protos.h
3534 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3535 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3536 delete aof_pic_label and remove mention of AOF in comments.
3537 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3539 * config/arm/semiaof.h
3540 * config/arm/t-semi: Delete file.
3542 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3545 CONST_CAST_BB): New macros for type-specific casts.
3546 (CONST_CAST): Add a TYPE parameter and define it in terms of
3549 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3550 * c-lex.c (cb_ident, lex_string): Likewise,
3551 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3552 * config/i386/i386.c (ix86_function_regparm,
3553 ix86_function_sseregparm): Use CONST_CAST_TREE.
3554 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3556 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3557 give_switch, set_multilib_dir): Likewise,
3558 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3559 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3560 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3561 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3562 * prefix.c (update_path): Likewise,
3563 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3564 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3565 * tree-cfg.c (tree_can_merge_blocks_p,
3566 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3567 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3568 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3569 (attribute_list_contained): Use CONST_CAST_TREE.
3571 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3573 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3575 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3578 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3579 before forcing them into a register.
3581 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3583 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3584 rather than define_code_macro.
3586 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3588 * gcc.c (xputenv): New function.
3589 (putenv_from_prefixes): Use xputenv instead of putenv.
3590 (process_command): Use xputenv instead of putenv.
3591 (set_collect_gcc_options): Use xputenv instead of putenv.
3592 (main): Use xputenv instead of putenv.
3594 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3596 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3597 availability of swap instruction.
3598 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3600 2007-09-03 Revital Eres <eres@il.ibm.com>
3602 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3605 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3606 Ayal Zaks <zaks@il.ibm.com>
3607 Revital Eres <eres@il.ibm.com>
3609 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3610 compute_split_row): New functions.
3611 (ps_unschedule_node): Remove.
3612 (normalize_sched_times): Iterate over the already scheduled
3613 insns instead of the number of nodes.
3614 (MAX_SPLIT_NUM): New definition.
3615 (sms_schedule_by_order): Change the scheduling heuristic to
3616 avoid useless increases of initiation interval ii.
3617 (get_sched_window): Add dump printouts.
3619 2007-09-02 David Daney <ddaney@avtrex.com>
3621 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3622 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3623 (optab, insn): Add more attributes.
3624 (fetchop_bit): New code macro.
3625 (immediate_insn): New code macro attribute.
3626 (sync): Change condition to ISA_HAS_SYNC.
3627 (rdhwr): Change predicate for operand 0 to register_operand.
3628 (memory_barrier): New expand.
3629 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3630 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3631 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3632 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3633 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3634 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3635 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3636 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3637 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3639 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3640 Hans-Peter Nilsson <hp@axis.com>
3642 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3643 Defined to describe availability and behavior of CLZ.
3644 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3645 * config/cris/cris.opt: Tweak comment for "-metrax4".
3646 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3647 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3648 (count_leading_zeros): Define.
3650 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3652 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3654 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3657 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3660 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3662 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3663 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3664 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3665 sched-deps.c, sched-int.h, system.h, target.h,
3666 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3667 tree.def: Fix comment typos.
3669 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3671 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3672 (override_options): Turn on -mstrict-align on non-ColdFire
3674 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3676 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3678 * c-common.c (const_strip_array_types): Delete.
3679 * c-common.h (const_strip_array_types): Likewise.
3680 * emit-rtl.c (const_next_insn, const_previous_insn,
3681 const_next_nonnote_insn, const_prev_nonnote_insn,
3682 const_next_real_insn, const_prev_real_insn,
3683 const_next_active_insn, const_prev_active_insn, const_next_label,
3684 const_prev_label): Delete.
3685 * gimple-low.c (block_may_fallthru): Use expr_last.
3686 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3687 * rtl.h (const_previous_insn, const_next_insn,
3688 const_prev_nonnote_insn, const_next_nonnote_insn,
3689 const_prev_real_insn, const_next_real_insn,
3690 const_prev_active_insn, const_next_active_insn, const_prev_label,
3691 const_next_label): Delete.
3692 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3693 * system.h (CONST_CAST): Update comment.
3694 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3695 (const_first_stmt, const_last_stmt): Delete.
3696 (tree_block_ends_with_condjump_p): Use last_stmt.
3697 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3698 * tree-iterator.c (const_expr_first, const_expr_last,
3699 const_expr_only): Delete.
3700 * tree.c (const_lookup_attribute): Likewise.
3701 (attribute_list_contained): Use lookup_attribute.
3702 * tree.h (const_lookup_attribute, const_expr_first,
3703 const_expr_last, const_expr_only): Delete.
3705 2007-09-01 Richard Guenther <rguenther@suse.de>
3707 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3708 instead of TREE_THIS_VOLATILE.
3709 * tree-ssa-operands.c (add_virtual_operand): Do not set
3710 has_volatile_ops. Do not check s_ann for NULL.
3711 (get_indirect_ref_operands): Likewise.
3712 (get_expr_operands): Likewise. For all reference trees
3713 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3714 check base of reference for TREE_THIS_VOLATILE.
3716 2007-09-01 Richard Guenther <rguenther@suse.de>
3718 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3719 between integral types. Also allow conversions between
3722 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3724 * optabs.c (prepare_float_lib_cmp): Use
3725 libgcc_cmp_return_mode instead of word_mode.
3726 * config/dfp-bit.h: Likewise.
3727 * config/fp-bit.h: Likewise.
3728 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3730 (spu_libgcc_shift_count_mode): New function.
3731 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3732 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3734 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3736 * tree-pretty-print.c: Include output.h.
3737 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3738 HOST_WIDE_INT_PRINT_DEC.
3739 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3741 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3743 PR rtl-optimization/33224
3744 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3745 to the analysed region.
3747 2007-08-31 Richard Guenther <rguenther@suse.de>
3749 * function.c (allocate_struct_function): Do not set
3750 current_function_returns_pointer.
3751 * function.h (struct var_refs_queue): Remove.
3752 (struct simple_obstack_stack): Likewise.
3753 (struct function): Remove fixup_var_refs_queue member.
3754 Remove returns_pointer flag.
3755 (current_function_returns_pointer): Remove define.
3757 2007-08-31 Nick Clifton <nickc@redhat.com>
3759 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3760 secondary keys in order to obtain a stable sort.
3762 2007-08-31 Nick Clifton <nickc@redhat.com>
3765 * config/m32r/constraints.md: Add W constraint for integer zero.
3766 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3767 Fix length calculation by using alternatives.
3769 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3771 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3772 split out from expand_binop.
3773 (avoid_expensive_constant): New function.
3774 (expand_binop_directly): Remove commutative_op argument and
3775 (expand_binop_directly): Remove commutative_op argument and
3776 call cummutative_optab_p instead. Do not change op0 or op1
3777 when swapping xop0 and xop1. Apply avoid_expensive_constant
3778 to each argument after potential swapping. Enforce the
3779 canonical order of commutative operands.
3780 (expand_binop): Use shift_optab_p and commutative_optab_p.
3781 Update the calls to expand_binop_directly. Only force constants
3782 into registers when widening an operation. Only swap operands
3783 once a direct expansion has been rejected.
3784 (expand_twoval_binop): Only force constants into registers when
3785 using a direct expansion.
3787 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3789 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3790 (sched_analyze_insn): Don't postprocess speculative dependencies when
3791 target has no scheduling.
3792 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3793 'uninitialized' warning.
3795 2007-08-31 Richard Guenther <rguenther@suse.de>
3797 * tree.c (build_complex_type): Always set TYPE_NAME for
3800 2007-08-31 Olivier Hainque <hainque@adacore.com>
3802 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3803 internal macro. Default alignment factor for csect directives, chosen
3804 to match what BIGGEST_ALIGNMENT allows.
3805 (DATA_SECTION_ASM_OP): Use it.
3806 * config/rs6000/rs6000.c
3807 (rs6000_xcoff_output_readonly_section_asm_op):
3808 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3809 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3811 2007-08-31 Olivier Hainque <hainque@adacore.com>
3813 * dbxout.c (dbxout_block): Move declaration within the first
3814 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3815 block to include the definition, together with the associated
3818 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3819 Revital Eres <eres@il.ibm.com>
3821 * doc/invoke.texi (-mpaired): Document flag.
3822 * config.gcc: Include paired.h in powerpc extra_headers and
3823 750cl.h in powerpc-*-linux*paired*.
3824 * config/rs6000/rs6000.opt (-mpaired): New flag.
3825 * config/rs6000/rs6000.c (paired_init_builtins,
3826 paired_expand_builtin, paired_expand_lv_builtin,
3827 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3828 New functions to support the paired single builtin functions.
3829 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3830 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3832 (bdesc_paired_preds): New structure for paired predicate
3834 (rs6000_expand_builtin): Expand paired single builtins.
3835 (rs6000_init_builtins): Init paired single builtins.
3836 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3837 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3838 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3839 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3840 (rs6000_vector_mode_supported_p): Support paired vector mode.
3841 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3842 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3844 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3845 (DATA_ALIGNMENT): Likewise.
3846 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3847 (rs6000_builtins): Add PAIRED builtins.
3848 * config/rs6000/rs6000.md: Include paired.md.
3849 * config/rs6000/paired.h: New.
3850 * config/rs6000/paired.md: New.
3851 * config/rs6000/750cl.h: New.
3852 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3854 2007-08-30 Ollie Wild <aaw@google.com>
3856 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3857 * gcc.c (default_compilers): Add -fno-directives-only to
3858 @assembler-with-cpp.
3860 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3864 * regclass.c (initial_fixed_regs): Revert previous change and make
3866 (initial_call_used_regs): Likewise.
3867 (initial_call_really_used_regs): Delete, reverting previous addition.
3868 (initial_reg_names): Likewise.
3869 (init_reg_sets): Revert previous change.
3870 (saved_fixed_regs): New.
3871 (saved_call_used_regs): New.
3872 (saved_call_really_used_regs): New.
3873 (saved_reg_names): New.
3874 (save_register_info): New.
3875 (restore_register_info): New.
3876 (init_reg_sets_1): Replace reset of register info with call to
3877 restore_register_info.
3878 * rtl.h (save_register_info): Declare.
3879 * toplev.c (backend_init): Call save_register_info.
3881 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3883 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3884 from the original statement.
3886 2007-08-30 Chao-ying Fu <fu@mips.com>
3888 * c-lex.c (interpret_fixed): Declare.
3889 (interpret_float): Process _Fract and _Accum.
3890 (interpret_fixed): New function.
3891 * final.c (output_addr_const): Process CONST_FIXED.
3892 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3893 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3895 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3897 (simplify_immed_subreg): Support CONST_FIXED.
3898 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3899 (simplify_subreg): Support CONST_FIXED.
3901 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3903 * config/rs6000/ppu_intrinsics.h: New file.
3904 * config.gcc (powerpc*-*-* <extra_headers>): Install
3907 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3909 * cfg.c (dump_flow_info): Change to also print entry and exit
3911 * print-rtl.c (print_rtl_single): Allow to print rtl with
3914 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3916 * df-core.h (df_dump_region): New function.
3917 * df.h (df_dump_region): New function.
3918 * loop-invariant.c (find_defs): Add call to df_dump_region.
3919 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3922 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3925 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3926 true if any of the compare_section_name calls returned true,
3927 rather than if any returned false.
3929 2007-08-30 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/33199
3932 * tree-ssa-structalias.c (handle_lhs_call): New function.
3933 (find_func_aliases): In non-IPA mode make sure that for
3934 calls that return a pointer we add a constraint for the
3935 result to point to anything.
3937 2007-08-30 Richard Guenther <rguenther@suse.de>
3939 * doc/invoke.texi (-mveclibabi): Document new target option.
3940 * config/i386/i386.opt (-mveclibabi): New target option.
3941 * config/i386/i386.c (ix86_veclib_handler): Handler for
3942 vectorization library support.
3943 (override_options): Handle the -mveclibabi option, initialize
3944 the vectorization library handler.
3945 (ix86_builtin_vectorized_function): As fallback call the
3946 vectorization library handler, if set.
3947 (ix86_veclibabi_acml): New static function for ACML ABI style
3948 vectorization support.
3950 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3952 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3953 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3954 SImode and update m. Don't run gen_lowpart_common on arbitrary
3955 memory address, force it to register first.
3958 * dce.c (dce_process_block): Don't delete setters of
3959 artificially used registers.
3961 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3963 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3964 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3965 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3967 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3969 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3971 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3972 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3974 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3976 * system.h: Activate -Wcast-qual as warning-only.
3978 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3981 * config/rs6000/rs6000.c (compare_section_name): New function.
3982 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3985 2007-08-29 Olivier Hainque <hainque@adacore.com>
3987 * xcoffout.c: #include debug.h.
3988 * Makefile.in (xcoffout.o): Add debug.h dependency.
3990 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3992 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3993 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3995 2007-08-29 Richard Guenther <rguenther@suse.de>
3997 * tree-pretty-print.c (dump_generic_node): Print
3998 label DECL_UID as D.%u.
3999 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4001 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4003 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4004 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4006 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4009 * tree.c (build_type_attribute_qual_variant): Set canonical types
4010 on the final, unqualified attribute variant before building the
4013 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4015 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4016 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4018 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4021 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4022 * config/bfin/bfin.md (composev2hi): Put operands into vector
4025 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4027 * config/bfin/bfin.md (composev2hi): Put operands into vector
4030 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4032 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4033 attribute when appropriate.
4034 (bfin_handle_l1_text_attribute): New.
4035 (bfin_handle_l1_data_attribute): New.
4036 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4037 l1_data_A and l1_data_B.
4038 * doc/extend.texi (node Function Attributes): Document l1_text
4040 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4041 l1_data_A and l1_data_B variable attributes.
4043 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4045 * config/bfin/bfin.opt (minline-plt): Add.
4046 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4047 call to global functions.
4048 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4049 (Blackfin Options): Document -minline-plt.
4051 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4053 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4054 given a non-function.
4055 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4057 2007-08-28 DJ Delorie <dj@redhat.com>
4059 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4061 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4063 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4065 2007-08-28 Richard Guenther <rguenther@suse.de>
4067 * tree.h (struct tree_function_decl): Increase size of
4068 function_code bitfield.
4070 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4071 Kazu Hirata <kazu@codesourcery.com>
4073 * gcc/config/m68k/linux.h
4074 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4075 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4076 (m68k_return_in_memory): New.
4077 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4080 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4083 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4084 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4085 operand) when top VEC_SELECT extracts scalar element.
4086 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4087 (*vec_extract_v4sf_mem): Ditto.
4089 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4092 * passes.c (init_optimization_passes): Move pass_df_finish
4093 after pass_postreload sublist.
4095 PR rtl-optimization/33148
4096 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4097 (neg (lt X 0)) if X has scalar int mode.
4100 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4101 initializer, use build_vector_from_ctor if possible to create
4102 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4103 even after this, return NULL.
4105 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4107 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4109 2007-08-28 Richard Guenther <rguenther@suse.de>
4111 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4112 (struct tree_function_decl): Make function_code a bitfield.
4113 Add disregard_inline_limits flag.
4114 * cgraphunit.c (cgraph_process_new_functions): Check
4115 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4116 (cgraph_preserve_function_body_p): Likewise.
4117 * ipa-inline.c (compute_inline_parameters): Likewise.
4118 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4119 for GNU C extern inline functions.
4120 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4121 * tree-inline.c (disregard_inline_limits_p): Remove.
4122 * tree-inline.h (disregard_inline_limits_p): Likewise.
4123 * c-common.c (handle_always_inline_attribute): Set
4124 DECL_DISREGARD_INLINE_LIMITS.
4125 * langhooks.c (add_builtin_function): Verify the function code
4126 fits in the bitfield.
4128 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4129 Vladimir Yanovsky <yanov@il.ibm.com>
4130 Revital Eres <eres@il.ibm.com>
4131 Andrey Belevantsev <abel@ispras.ru>
4133 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4135 * modulo-sched.c: Add documentation regarding do-loop.
4136 (doloop_register_get): Change number of arguments to support
4137 the new do-loop pattern and check whether COUNT_REG has no other
4138 occurences in the loop besides in the control part.
4139 (duplicate_insns_of_cycles): Do not duplicate the insn which
4140 changes count_reg as it is already adjusted.
4141 (generate_prolog_epilog): New argument to support the new
4142 do-loop pattern. Change the subtract instruction to use
4143 expand_simple_binop. Call duplicate_insns_of_cycles with new
4145 (sms_schedule): Call doloop_register_get and
4146 generate_prolog_epilog with new argument. Do not handle loops
4147 with single sets insns with subreg in their lhs.
4148 * loop-doloop.c (doloop_optimize): Support for another do-loop
4150 (doloop_condition_get): Gets an instruction instead of a pattern
4151 and change the return condition when the do-loop pattern is
4153 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4154 deps when considering to not create edges.
4156 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4158 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4161 2007-08-27 Jason Merrill <jason@redhat.com>
4164 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4165 zero-sized types after calling gimplify_modify_expr_rhs.
4167 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4169 * regclass.c (init_reg_autoinc): Fix typo.
4171 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4173 Fix PR tree-optimization/33173
4174 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4176 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4180 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4183 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4184 David Ung <davidu@mips.com>
4185 Nigel Stephens <nigel@mips.com>
4187 Separate target-specific initialization from general
4188 back-end initialization.
4190 * toplev.c (init_alignments): New, split out from...
4191 (process_options): ...here.
4192 (backend_init_target): New, split out from...
4193 (backend_init): ...here.
4194 (lang_dependent_init_target): New, split out from...
4195 (lang_dependent_init): ...here.
4196 (target_reinit): New.
4197 * toplev.h (target_reinit): Declare.
4198 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4199 now can be called more than once. Update comments.
4200 * expr.h (init_expr_target): Likewise.
4201 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4202 now can be called more than once. Explicitly zero
4203 static_reg_base_value.
4204 * emit-rtl.c (init_emit_regs): New, split out from...
4205 (init_emit_once): Here.
4206 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4207 non-const, so that changes from command-line arguments can overwrite
4208 values provided by the static initializers.
4209 (initial_call_really_used_regs): New, used similarly to the above.
4210 (initial_reg_names): Likewise.
4211 (last_mode_for_init_move_cost): Promoted function-local static to
4212 file-scope static to make it accessible outside init_move_cost.
4213 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4214 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4215 reg_names since it is needed for parsing command-line options.
4216 (init_move_cost): Use last_mode_for_init_move_cost instead of
4217 function-local static.
4218 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4219 call_really_used_regs now. Reinitialize reg_names. Also
4220 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4221 reg_class_superunion. Clear losing_caller_save_reg_set.
4222 Preserve global registers if called more than once. Reset
4223 move cost, may_move_in_cost, may_move_out_cost, and
4224 last_mode_for_init_move_cost.
4225 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4226 can now be invoked more than once. Update comments.
4227 (init_regs): Update comments.
4228 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4229 and initial_call_really_used_regs, instead of the non-initial
4230 variables. This allows us to save the command-line register settings
4231 after target reinitialization.
4232 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4233 * rtl.h (init_emit_regs): Declare.
4234 (init_reg_modes_target, init_alias_target): Renamed as described
4236 * reload1.c (init_reload): Update comments.
4237 * optabs.c (init_optabs): Likewise.
4238 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4240 2007-08-26 Chao-ying Fu <fu@mips.com>
4242 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4245 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4249 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4251 * bb-reorder.c (copy_bb_p): Likewise.
4252 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4253 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4254 block_ends_with_condjump_p): Likewise.
4255 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4256 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4257 block_ends_with_condjump_p): Likewise.
4258 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4259 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4260 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4261 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4262 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4263 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4264 debug_true_const_tree instad of debug_true_tree.
4265 * debug.c (do_nothing_debug_hooks): Likewise.
4266 * debug.h (ignore_block, debug_true_const_tree): Constify.
4267 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4268 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4269 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4270 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4271 dbx_reg_number, is_based_loc, field_type,
4272 simple_type_align_in_bits, simple_decl_align_in_bits,
4273 simple_type_size_in_bits, field_byte_offset, insert_float,
4274 type_tag, member_declared_type, is_redundant_typedef,
4275 secname_for_decl, is_inlined_entry_point): Likewise.
4276 * emit-rtl.c (const_next_insn, const_previous_insn,
4277 const_next_nonnote_insn, const_prev_nonnote_insn,
4278 const_next_real_insn, const_prev_real_insn,
4279 const_next_active_insn, const_prev_active_insn, const_next_label,
4280 const_prev_label): Likewise.
4281 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4283 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4284 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4285 sched_insn_is_legitimate_for_speculation_p): Likewise.
4286 * jump.c (reversed_comparison_code_parts,
4287 reversed_comparison_code, reversed_comparison, condjump_label):
4289 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4290 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4292 * rtl.h (const_previous_insn, const_next_insn,
4293 const_prev_nonnote_insn, const_next_nonnote_insn,
4294 const_prev_real_insn, const_next_real_insn,
4295 const_prev_active_insn, const_next_active_insn, const_prev_label,
4296 const_next_label, modified_between_p, modified_in_p,
4297 const_note_storeskeep_with_call_p, condjump_label,
4298 reversed_comparison, reversed_comparison_code,
4299 reversed_comparison_code_parts, memory_modified_in_insn_p,
4300 stack_regs_mentioned): Likewise.
4301 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4302 keep_with_call_p): Likewise.
4303 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4304 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4305 sd_lists_size, sd_lists_empty_p): Likewise.
4306 * sched-int.h (sched_insns_conditions_mutex_p,
4307 haifa_classify_insn, no_real_insns_p,
4308 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4309 sd_lists_size, sd_lists_empty_p): Likewise.
4310 * sdbout.c (sdb_debug_hooks): Likewise.
4311 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4312 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4313 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4315 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4316 tree_can_throw_internal): Likewise.
4317 * tree-flow-inline.h (phi_nodes): Likewise.
4318 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4319 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4320 * tree-gimple.c (const_get_call_expr_in): Likewise.
4321 * tree-gimple.h (const_get_call_expr_in): Likewise.
4322 * tree.c (const_lookup_attribute, attribute_list_equal,
4323 attribute_list_contained): Likewise.
4324 * tree.h (attribute_list_equal, attribute_list_contained,
4325 const_lookup_attribute): Likewise.
4326 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4328 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4330 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4331 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4333 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4336 * config/alpha/constraints.md: Delete "svn:mime-type" property
4337 with svn propdel "svn:mime-type".
4339 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4342 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4343 non NOTE insn doesn't cross basic block.
4344 (noce_try_abs): Likewise.
4345 (noce_process_if_block): Likewise.
4347 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4350 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4351 operand without auto-inc-dec.
4352 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4353 offsettable_mem_operand.
4354 (floatunssidf2_internal): Same.
4355 (fix_truncdfsi2_internal): Same.
4356 (floatsidf_ppc64): Same.
4357 (floatunssidf_ppc64): Same.
4358 (fix_trunctfsi2_internal): Same.
4360 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4363 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4364 pass defines needed for version.c.
4366 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4368 * configure.ac (--debug-prefix-map check): Change assembler
4369 version presumed to have feature to 2.18.
4370 * configure: Regenerate.
4372 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4374 * c-common.c (vector_types_convertible_p,
4375 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4376 self_promoting_args_p): Constify.
4377 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4378 c_promoting_integer_type_p, self_promoting_args_p,
4379 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4380 * c-decl.c (anon_aggr_type_p): Likewise.
4381 * * c-dump.c (dump_stmt): Likewise.
4382 * c-objc-common.c (has_c_linkage): Likewise.
4383 * c-tree.h (same_translation_unit_p): Likewise.
4384 * c-typeck.c (null_pointer_constant_p,
4385 tagged_types_tu_compatible_p, function_types_compatible_p,
4386 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4387 comptypes_internal, struct tagged_tu_seen_cache,
4388 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4389 c_size_in_bytes): Likewise.
4390 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4391 hash_ptr, eq_ptr): Likewise.
4392 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4393 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4394 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4395 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4397 * optabs.c (optab_for_tree_code): Likewise.
4398 * optabs.h (optab_for_tree_code): Likewise.
4399 * rtl.h (simplify_rtx): Likewise.
4400 * simplify-rtx.c (simplify_rtx): Likewise.
4401 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4402 dump_flag, dump_node): Likewise.
4403 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4404 queue_and_dump_type, dump_flag): Likewise.
4405 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4406 * tree-pass.h (dump_node): Likewise.
4407 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4408 supportable_narrowing_operation): Likewise.
4409 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4410 supportable_narrowing_operation): Likewise.
4411 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4412 is_negative_overflow_infinity, is_positive_overflow_infinity,
4413 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4414 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4415 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4416 ssa_name_nonzero_p, fp_predicate): Likewise.
4417 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4418 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4419 ssa_name_nonnegative_p): Likewise.
4421 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4423 * config.gcc : Add x86_64-elf target.
4425 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4427 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4429 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4430 Nigel Stephens <nigel@mips.com>
4434 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4435 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4436 * expr.c (SET_BY_PIECES_P): Define.
4437 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4438 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4439 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4441 * expr.h (SET_RATIO): Define.
4442 (can_store_by_pieces, store_by_pieces): Update prototypes.
4443 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4444 can_store_by_pieces/store_by_pieces.
4445 (expand_builtin_memcpy_args): Likewise.
4446 (expand_builtin_strncpy): Likewise.
4447 (expand_builtin_memset_args): Likewise. Also remove special case
4448 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4449 decide what to do instead.
4450 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4451 to can_store_by_pieces.
4453 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4454 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4456 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4457 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4458 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4459 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4460 (STORE_BY_PIECES_P): Define.
4462 2007-08-24 Tom Tromey <tromey@redhat.com>
4464 * varpool.c (varpool_last_needed_node): Fix comment typo.
4465 * c-decl.c (duplicate_decls): Fix comment typo.
4466 (clone_underlying_type): Update comment.
4468 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4471 alpha_in_small_data_p, alpha_split_complex_arg,
4472 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4474 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4475 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4477 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4478 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4479 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4480 * config/darwin.c (darwin_binds_local_p): Likewise.
4481 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4483 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4484 i386_pe_valid_dllimport_attribute_p): Likewise.
4485 * config/i386/i386.c (ix86_function_regparm,
4486 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4487 x86_can_output_mi_thunk, ix86_mangle_type,
4488 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4489 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4490 i386_pe_binds_local_p): Likewise.
4491 * config/ia64/ia64.c
4492 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4493 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4494 ia64_invalid_conversion, ia64_invalid_unary_op,
4495 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4497 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4498 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4499 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4500 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4501 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4502 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4503 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4504 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4505 * config/pa/pa.c (pa_commutative_p): Likewise.
4506 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4508 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4509 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4510 rs6000_use_blocks_for_constant_p,
4511 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4512 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4513 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4514 * config/s390/s390.c (s390_mangle_type,
4515 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4517 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4518 th_in_small_data_p): Likewise.
4519 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4520 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4522 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4523 sparc_mangle_type): Likewise.
4524 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4525 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4526 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4528 * hooks.c (hook_bool_mode_const_rtx_false,
4529 hook_bool_mode_const_rtx_true,
4530 hook_bool_const_tree_hwi_hwi_const_tree_false,
4531 hook_bool_const_tree_hwi_hwi_const_tree_true,
4532 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4533 hook_constcharptr_const_tree_null,
4534 hook_constcharptr_const_rtx_null,
4535 hook_constcharptr_const_tree_const_tree_null,
4536 hook_constcharptr_int_const_tree_null,
4537 hook_constcharptr_int_const_tree_const_tree_null): New.
4538 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4539 hook_bool_tree_hwi_hwi_tree_false,
4540 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4541 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4542 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4543 hook_constcharptr_int_tree_null,
4544 hook_constcharptr_int_tree_tree_null): Delete.
4545 (default_can_output_mi_thunk_no_vcall): Constify.
4546 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4547 hook_bool_tree_hwi_hwi_tree_false,
4548 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4549 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4550 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4551 hook_constcharptr_int_tree_null,
4552 hook_constcharptr_int_tree_tree_null): Delete.
4553 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4554 hook_bool_const_tree_hwi_hwi_const_tree_false,
4555 hook_bool_const_tree_hwi_hwi_const_tree_true,
4556 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4557 hook_constcharptr_const_tree_null,
4558 hook_constcharptr_const_rtx_null,
4559 hook_constcharptr_const_tree_const_tree_null,
4560 hook_constcharptr_int_const_tree_null,
4561 hook_constcharptr_int_const_tree_const_tree_null): New.
4562 (default_can_output_mi_thunk_no_vcall): Constify.
4563 * integrate.c (function_attribute_inlinable_p): Likewise.
4564 * integrate.h (function_attribute_inlinable_p): Likewise.
4565 * jump.c (rtx_renumbered_equal_p): Likewise.
4566 * output.h (decl_readonly_section, categorize_decl_for_section,
4567 default_use_anchors_for_symbol_p, default_binds_local_p,
4568 default_binds_local_p_1): Likewise.
4569 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4571 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4572 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4573 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4574 TARGET_COMP_TYPE_ATTRIBUTES,
4575 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4576 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4577 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4578 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4579 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4580 * target.h (can_output_mi_thunk, needs_block_p,
4581 first_cycle_multipass_dfa_lookahead_guard_spec,
4582 vector_alignment_reachable, comp_type_attributes,
4583 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4584 commutative_p, use_blocks_for_constant_p,
4585 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4586 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4587 invalid_within_doloop, valid_dllimport_attribute_p,
4588 split_complex_arg, invalid_arg_for_unprototyped_fn,
4589 invalid_conversion, invalid_unary_op, invalid_binary_op):
4591 * targhooks.c (default_invalid_within_doloop,
4592 hook_invalid_arg_for_unprototyped_fn,
4593 default_builtin_vector_alignment_reachable): Likewise.
4594 (hook_bool_rtx_commutative_p): Delete.
4595 (hook_bool_const_rtx_commutative_p): New.
4596 * targhooks.h (default_invalid_within_doloop,
4597 default_builtin_vector_alignment_reachable,
4598 hook_invalid_arg_for_unprototyped_fn): Constify.
4599 (hook_bool_rtx_commutative_p): Delete.
4600 (hook_bool_const_rtx_commutative_p): New.
4601 * varasm.c (bss_initializer_p, decl_default_tls_model,
4602 categorize_decl_for_section, decl_readonly_section,
4603 default_use_anchors_for_symbol_p, default_binds_local_p,
4604 default_binds_local_p_1): Constify.
4606 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4608 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4609 __NO_BUILTIN if -fno-builtin.
4611 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4613 * config/bfin/bfin.c (print_operand): Report error instead of
4614 ICE for wrong operand.
4616 2007-08-24 Michael Matz <matz@suse.de>
4618 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4620 2007-08-24 Richard Guenther <rguenther@suse.de>
4623 * tree-ssa.c (useless_type_conversion_p): Split into a
4624 recursive and a non-recursive part.
4625 (useless_type_conversion_p_1): New function.
4626 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4627 from maybe_fold_offset_to_reference is trivially convertible
4628 to the desired type before doing the simplification.
4630 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4632 * expr.c (store_expr): Optimize initialization of an array
4634 * expr.h (builtin_strncpy_read_str): New prototype.
4635 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4638 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4641 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4642 field when initializing if_info structure.
4644 2007-08-24 Richard Guenther <rguenther@suse.de>
4646 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4648 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4649 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4650 * tree-inline.c (inlinable_function_p): Fold in common parts of
4651 the cannot_inline_tree_fn langhook.
4652 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4653 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4654 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4655 cannot_inline_tree_fn langhook.
4656 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4657 cannot_inline_tree_fn member.
4659 2007-08-24 Richard Guenther <rguenther@suse.de>
4661 * expr.c (get_inner_reference): Do computation of bitoffset
4662 from offset in a way we can detect overflow reliably.
4664 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4666 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4668 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4670 * config/bfin/bfin.opt (mfast-fp): Add.
4671 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4672 libbffastfp override libgcc if -mfast-fp.
4673 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4674 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4675 (Blackfin Options): Document -mfast-fp.
4677 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4679 PR tree-optimization/32573
4681 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4682 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4683 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4684 (build_classic_dist_vector): Return false rather than true if
4685 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4686 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4687 returned false. Don't call save_dist_v before calling
4688 build_classic_dist_vector_1.
4689 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4690 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4691 DDR_DIR_VECTS vectors.
4693 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4695 * configure.ac (leb128): Modify sed statement to work with any
4696 binutils version string.
4697 * configure: Regenerate
4699 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4701 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4702 Wrap in RTX_CODE macro guard.
4703 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4704 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4705 arm_mark_dllimport, arm_pe_encode_section_info,
4706 arm_pe_unique_section): Use ISO-C function declarations.
4707 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4708 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4709 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4711 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4712 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4714 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4716 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4717 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4718 (register_move_cost): Use ISO-C function declarations.
4719 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4720 * config/score/score-protos.h (score_declare_object): Add
4722 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4724 * final.c (profile_function): Avoid empty if-bodies.
4727 * calls.c (must_pass_in_stack_var_size,
4728 must_pass_in_stack_var_size_or_pad): Constify.
4729 * config/alpha/alpha-protos.h (function_value): Likewise.
4730 * config/alpha/alpha.c (alpha_return_in_memory,
4731 alpha_pass_by_reference, function_value,
4732 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4733 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4735 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4736 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4737 TARGET_PROMOTE_PROTOTYPES): Likewise.
4738 * config/arm/arm-protos.h (arm_return_in_memory,
4739 arm_pad_arg_upward, arm_function_value): Likewise.
4740 * config/arm/arm.c (arm_pass_by_reference,
4741 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4742 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4743 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4745 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4746 * config/avr/avr-protos.h (avr_function_value): Likewise.
4747 * config/avr/avr.c (avr_return_in_memory,
4748 gas_output_limited_string, gas_output_ascii, avr_function_value,
4749 avr_return_in_memory): Likewise.
4750 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4751 * config/bfin/bfin.c (bfin_pass_by_reference,
4752 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4753 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4755 * config/cris/cris.c (cris_pass_by_reference,
4756 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4757 * config/crx/crx.c (crx_return_in_memory): Likewise.
4758 * config/darwin.c (function_base, machopic_function_base_name):
4760 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4761 TARGET_PROMOTE_PROTOTYPES): Likewise.
4762 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4763 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4764 * config/i386/i386-protos.h (ix86_return_in_memory,
4765 ix86_sol10_return_in_memory): Likewise.
4766 * config/i386/i386.c (ix86_function_value,
4767 ix86_function_sseregparm, ix86_must_pass_in_stack,
4768 type_natural_mode, classify_argument, examine_argument,
4769 construct_container, ix86_pass_by_reference, function_value_32,
4770 function_value_64, ix86_function_value_1, return_in_memory_32,
4771 return_in_memory_64, return_in_memory_ms_64,
4772 ix86_return_in_memory, ix86_sol10_return_in_memory,
4773 TARGET_PROMOTE_PROTOTYPES): Likewise.
4774 * config/ia64/ia64-protos.h (ia64_function_value,
4775 ia64_hpux_function_arg_padding): Likewise.
4776 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4777 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4778 ia64_hpux_function_arg_padding): Likewise.
4779 * config/iq2000/iq2000-protos.h (function_arg,
4780 iq2000_function_value): Likewise.
4781 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4782 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4783 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4784 function_arg, iq2000_function_value): Likewise.
4785 * config/m32c/m32c-protos.h (m32c_function_value,
4786 m32c_promote_function_return): Likewise.
4787 * config/m32c/m32c.c (m32c_pass_by_reference,
4788 m32c_promote_prototypes, m32c_promote_function_return,
4789 m32c_function_value): Likewise.
4790 * config/m32r/m32r.c (m32r_return_in_memory,
4791 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4792 m32r_in_small_data_p): Likewise.
4793 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4795 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4796 m68hc11_function_arg_padding): Likewise.
4797 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4798 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4799 m68k_function_value): Likewise.
4800 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4801 mcore_function_value): Likewise.
4802 * config/mcore/mcore.c (handle_structs_in_regs,
4803 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4804 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4805 mcore_num_arg_regs, mcore_function_value): Likewise.
4806 * config/mips/mips-protos.h (mips_pad_arg_upward,
4807 mips_function_value): Likewise.
4808 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4809 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4810 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4811 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4812 mips_function_value): Likewise.
4813 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4815 * config/mmix/mmix.c (mmix_pass_by_reference,
4816 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4817 mmix_encode_section_info): Likewise.
4818 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4820 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4821 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4822 mn10300_function_value): Likewise.
4823 * config/mt/mt-protos.h (mt_function_value): Likewise.
4824 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4825 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4826 * config/pa/pa-protos.h (function_arg_padding, function_value,
4827 pa_return_in_memory): Likewise.
4828 * config/pa/pa.c (pa_pass_by_reference,
4829 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4830 function_arg_padding, function_value, pa_return_in_memory):
4832 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4833 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4834 function_arg_padding): Likewise.
4835 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4836 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4837 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4838 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4839 function_arg_padding, altivec_expand_dst_builtin,
4840 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4841 altivec_init_builtins, rs6000_common_init_builtins,
4842 rs6000_function_value): Likewise.
4843 * s390/s390-protos.h (s390_function_value): Likewise.
4844 * config/s390/s390.c (s390_function_arg_size,
4845 s390_pass_by_reference, s390_return_in_memory,
4846 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4847 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4848 * config/score/score-protos.h (score_function_value): Likewise.
4849 * config/score/score.c (score_arg_partial_bytes,
4850 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4851 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4852 score_pass_by_reference, score_add_offset, score_function_value):
4854 * config/sh/sh-protos.h (sh_attr_renesas_p,
4855 sh_promote_prototypes): Likewise.
4856 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4857 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4858 sh_attr_renesas_p): Likewise.
4859 * config/sparc/sparc-protos.h (function_value,
4860 function_arg_padding): Likewise.
4861 * config/sparc/sparc.c (sparc_promote_prototypes,
4862 sparc_return_in_memory, sparc_pass_by_reference,
4863 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4864 function_arg_record_value_2, function_arg_record_value_1,
4865 function_arg_record_value, function_arg_record_value,
4866 function_arg_padding, function_value): Likewise.
4867 * config/spu/spu-protos.h (spu_function_value): Likewise.
4868 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4869 spu_function_value): Likewise.
4870 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4872 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4873 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4874 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4876 * config/v850/v850.c (v850_return_in_memory,
4877 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4878 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4879 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4880 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4881 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4883 * explow.c (promote_mode, hard_function_value): Likewise.
4884 * expr.h (hard_function_value, promote_mode): Likewise.
4885 * function.c (aggregate_value_p): Likewise.
4886 * hooks.c (hook_bool_const_tree_true): New.
4887 * hooks.h (hook_bool_const_tree_true): New.
4888 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4889 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4890 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4891 TARGET_RETURN_IN_MSB): Likewise.
4892 * target.h (promote_function_args, promote_function_return,
4893 promote_prototypes, return_in_memory, return_in_msb,
4894 pass_by_reference, must_pass_in_stack, callee_copies,
4895 function_value): Likewise.
4896 * targhooks.c (default_return_in_memory,
4897 hook_pass_by_reference_must_pass_in_stack,
4898 hook_callee_copies_named,
4899 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4900 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4901 default_function_value): Likewise.
4902 * targhooks.h (default_return_in_memory,
4903 hook_pass_by_reference_must_pass_in_stack,
4904 hook_callee_copies_named,
4905 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4906 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4907 default_function_value): Likewise.
4908 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4909 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4910 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4911 * tree.c (needs_to_live_in_memory): Likewise.
4912 * tree.h (struct tree_type, needs_to_live_in_memory,
4913 aggregate_value_p, must_pass_in_stack_var_size,
4914 must_pass_in_stack_var_size_or_pad): Likewise.
4915 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4916 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4917 lookup_filename): Likewise.
4919 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4922 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4923 fake fcomi i387 instruction for !TARGET_CMOVE.
4924 (ix86_expand_branch): Expand natural sequence with one jump for
4925 all targets, not only TARGET_CMOVE.
4926 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4927 pattern to implement fake fcomi sequence. Split instruction after
4928 reload to correct compare sequences.
4929 (*cmpfp_xf_cc): Ditto.
4930 (*cmpfp_<mode>_cc): Ditto.
4931 (*cmpfp_u_cc): Ditto.
4932 (*cmpfp_<mode>_cc): Ditto.
4934 2007-08-23 Richard Guenther <rguenther@suse.de>
4936 * tree-pretty-print.c (dump_generic_node): Annotate
4937 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4939 2007-08-23 Richard Guenther <rguenther@suse.de>
4941 * builtins.c (expand_builtin_mathfn): Wrap argument in
4942 save_expr directly instead of re-building the call.
4943 (expand_builtin_mathfn_2): Likewise.
4944 (expand_builtin_mathfn_3): Likewise.
4945 (expand_builtin_interclass_mathfn): Likewise.
4946 (expand_builtin_int_roundingfn): Set arg.
4947 (expand_builtin_int_roundingfn_2): Likewise.
4949 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4951 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4952 *sse_nand<mode>3, *sse_xor<mode>3): New.
4954 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4957 * config/i386/i386.c (print_operand): Handle ';' code. Output
4958 semicolon for TARGET_MACHO.
4959 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4960 emit semicolon after 'lock' prefix.
4961 (sync_double_compare_and_swap<mode>): Ditto.
4962 (*sync_double_compare_and_swapdi_pic): Ditto.
4963 (*sync_compare_and_swap_cc<mode>): Ditto.
4964 (sync_double_compare_and_swap_cc<mode>): Ditto.
4965 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4966 (sync_old_add<mode>): Ditto.
4967 (sync_add<mode>): Ditto.
4968 (sync_sub<mode>): Ditto.
4969 (sync_ior<mode>): Ditto.
4970 (sync_and<mode>): Ditto.
4971 (sync_xor<mode>): Ditto.
4973 2007-08-22 Chao-ying Fu <fu@mips.com>
4975 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4977 (copy_rtx): Handle CONST_FIXED.
4978 (rtx_equal_p): Likewise.
4979 * rtl.h (fixed_value.h): New include.
4980 (rtx_def): Add a new field of fixed_value to u.
4981 (XCNMPFV): Define for accessing fixed_value.
4982 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4984 * rtl.def (CONST_FIXED): New constant.
4985 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4986 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4987 US_ASHIFT): New codes.
4988 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4989 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4990 unsigned_fract_convert, unsigned_sat_fract): Document them.
4991 * varasm.c (assemble_integer): Extend to support fixed-point constants
4992 by using different machine classes.
4993 (decode_addr_const): Handle FIXED_CST.
4994 (const_hash_1): Likewise.
4995 (compare_constant): Likewise.
4996 (copy_constant): Likewise.
4997 (const_rtx_hash_1): Handle CONST_FIXED.
4998 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4999 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5001 (initializer_constant_valid_p): Handle FIXED_CST.
5002 (output_constant): Support FIXED_POINT_TYPE.
5003 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5004 * cse.c (hash_rtx): Support CONST_FIXED.
5005 (exp_equiv_p): Likewise.
5006 (cannon_reg): Likewise.
5007 (fold_rtx): Likewise.
5008 (equiv_constant): Likewise.
5009 (cse_process_notes_1): Likewise.
5010 (count_reg_usage): Likewise.
5011 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5012 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5013 (wrap_constant): Check CONST_FIXED.
5014 (cselib_hash_rtx): Support CONST_FIXED.
5015 (cselib_subst_to_values): Likewise.
5016 * df-scan.c (df_uses_record): Likewise.
5017 * gcse.c (want_to_gcse_p): Likewise.
5018 (oprs_unchanged_p): Likewise.
5019 (oprs_not_set_p): Likewise.
5020 (compute_transp): Likewise.
5021 (extract_mentioned_regs_helper): Likewise.
5022 * genemit.c (gen_exp): Likewise.
5023 * local-alloc.c (equiv_init_varies_p): Likewise.
5024 (contains_replace_regs): Likewise.
5025 (memref_referenced_p): Likewise.
5026 * loop-invariant.c (check_maybe_invariant): Likewise.
5027 (hash_invariant_expr_1): Likewise.
5028 (invariant_expr_equal_p): Likewise.
5029 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5030 * regclass.c (reg_scan_mark_refs): Likewise.
5031 * regrename.c (scan_rtx): Likewise.
5032 * resource.c (mark_referenced_resources): Likewise.
5033 (mark_set_resources): Likewise.
5034 * rtlanal.c (rtx_unstable_p): Likewise.
5035 (rtx_varies_p): Likewise.
5036 (count_occurrences): Likewise.
5037 (reg_mentioned_p): Likewise.
5038 (modified_between_p): Likewise.
5039 (modified_in_p): Likewise.
5040 (volatile_insn_p): Likewise.
5041 (volatile_refs_p): Likewise.
5042 (side_effects_p): Likewise.
5043 (may_trap_p_1): Likewise.
5044 (inequality_comparisons_p): Likewise.
5045 (computed_jump_p_1): Likewise.
5046 (commutative_operand_precedence): Likewise.
5047 * sched-deps.c (sched_analyze_2): Likewise.
5048 * sched-vis.c (print_value): Likewise.
5049 * reload.c (operands_match_p): Likewise.
5050 (subst_reg_equivs): Likewise.
5051 * reload1.c (eliminate_regs_1): Likewise.
5052 (elimination_effects): Likewise.
5053 (scan_paradoxical_subregs): Likewise.
5054 * alias.c (rtx_equal_for_memref_p): Likewise.
5055 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5056 * emit-rtl.c (const_fixed_htab): New hash table.
5057 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5059 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5060 const_fixed_from_fixed_value): New functions.
5061 (verify_rtx_sharing): Handle CONST_FIXED.
5062 (copy_rtx_if_shared_1): Likewise.
5063 (reset_used_flags): Likewise.
5064 (set_used_flags): Likewise.
5065 (copy_insn_1): Likewise.
5066 (init_emit_once): Create const_fixed_htab.
5067 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5069 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5071 PR tree-optimization/32949
5072 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5073 before failing for ivs with non-constant step.
5075 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5077 * doc/md.texi (Iterators): Renamed from Macros. All contents
5078 changed to reflect rename of respectively define_code_macro and
5079 define_mode_macro to define_code_iterator and define_mode_iterator.
5080 (Mode Iterators, Code Iterators): Similar.
5081 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5082 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5083 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5084 (initialize_iterators, find_iterator, check_code_iterator)
5085 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5086 (read_mapping, read_rtx_1): Similar.
5087 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5088 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5089 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5090 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5091 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5092 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5093 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5094 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5095 config/rs6000/sync.md, config/rs6000/rs6000.md,
5096 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5097 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5098 config/vax/vax.md, config/bfin/bfin.md: Similar.
5100 2007-08-22 David Daney <ddaney@avtrex.com>
5102 * doc/install.texi (Testing): Mention testing on a simulator.
5104 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5106 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5108 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5109 and rearrange floating point conversion functions into different
5112 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5114 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5115 dfa_post_advance_cycle): New scheduler hooks.
5116 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5117 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5119 (TARGET_SCHED): Use them.
5120 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5121 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5122 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5124 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5125 function to facilitate debugging.
5126 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5127 (output_insn_has_dfa_reservation_p): New static function to output
5128 insn_has_dfa_reservation_p ().
5129 (write_automata): Use it.
5130 * genattr.c (main): Output declaration for
5131 insn_has_dfa_reservation_p ().
5133 2007-08-22 Christian Bruel <christian.bruel@st.com>
5134 Richard Guenther <rguenther@suse.de>
5136 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5137 * simplify_rtx (simplify_binary_operation_1): Likewise.
5139 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5141 PR rtl-optimization/32557
5142 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5143 of REGNO (mws->mw_reg).
5145 2007-08-22 Richard Guenther <rguenther@suse.de>
5148 * builtins.c (expand_builtin_int_roundingfn): Replace call
5149 argument wrapped with SAVE_EXPR directly.
5150 (expand_builtin_int_roundingfn_2): Likewise.
5152 2007-08-22 Richard Guenther <rguenther@suse.de>
5154 * tree-inline.c (inlinable_function_p): Restore disregarding
5155 inline limits for GNU extern inline functions.
5157 2007-08-22 Richard Guenther <rguenther@suse.de>
5160 * tree.c (host_integerp): Treat sizetype as signed as it is
5163 2007-08-21 Ian Lance Taylor <iant@google.com>
5165 PR tree-optimization/33134
5166 * tree-vrp.c (adjust_range_with_scev): Call
5167 set_value_range_to_value.
5169 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5171 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5174 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5176 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5179 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5181 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5182 cases to set eight bytes at a time.
5183 (expand_block_move): Likewise.
5185 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5188 * dwarf2out.c (gen_decl_die): Don't call
5189 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5191 2007-08-21 Paul Brook <paul@codesourcery.com>
5192 Nathan Sidwell <nathan@codesourcery.com>
5193 Mark Mitchell <mark@codesourcery.com>
5194 Joseph Myers <joseph@codesourcery.com>
5196 * configure.ac: Add --with-pkgversion and --with-bugurl.
5197 * configure: Regenerate.
5198 * doc/install.texi: Document them.
5199 * version.c (version_string): Remove VERSUFFIX.
5200 (VERSUFFIX): Remove.
5201 (pkgversion_string): New.
5202 (bug_report_url): Do not hard-code initializer.
5203 * version.h (pkgversion_string): Declare.
5204 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5206 (version.o): Define PKGVERSION and BUGURL.
5207 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5208 (%.pod): Define BUGURL.
5209 * gcc.c (process_command, main): Use pkgversion_string.
5210 * toplev.c (compile_file, print_version): Likewise.
5211 * protoize.c (main): Likewise.
5212 * gcov.c (print_version): Likewise. Update copyright date.
5213 * gcov-dump.c (print_version): Likewise. Update copyright date.
5214 * mips-tdump.c (main): Likewise. Update copyright date.
5215 * mips-tfile.c (main): Likewise. Update copyright date.
5216 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5217 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5218 shorten description.
5219 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5220 * doc/gccint.texi: Likewise.
5221 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5222 Update copyright date.
5224 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5226 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5227 (ix86_expand_strlensi_unroll_1): Ditto.
5228 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5229 (ix86_expand_carry_flag_compare): Update comment.
5231 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5234 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5235 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5237 2007-08-21 Richard Guenther <rguenther@suse.de>
5239 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5241 2007-08-21 Richard Guenther <rguenther@suse.de>
5244 * fold-const.c (fold_binary): Remove index +p PTR folding.
5245 Fix types of POINTER_PLUS_EXPR generated by folding of
5248 2007-08-20 Chao-ying Fu <fu@mips.com>
5250 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5251 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5252 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5253 (c_common_fixed_point_type_for_size): Declare.
5254 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5255 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5256 (c_token_starts_declspecs): Likewise.
5257 (c_parser_declspecs): Likewise.
5258 (c_parser_attributes): Likewise.
5259 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5260 (c_declspecs): Add saturating_p.
5261 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5262 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5263 _Sat. Handle RID_SAT.
5264 Avoid using void, bool, char, int, float, double, _Decimal32,
5265 _Decimal64, _Decimal128, and complex with _Sat.
5266 Handle RID_FRACT and RID_ACCUM.
5267 Make sure _Sat is used with _Fract or _Accum.
5268 (finish_declspecs): Handle cts_fract and cts_accum.
5269 * c-common.c (fixed-value.h): New include.
5270 (constant_expression_warning): Handle FIXED_CST.
5271 (overflow_warning): Likewise.
5272 (warnings_for_convert_and_check): Likewise.
5273 (c_common_fixed_point_type_for_size): New.
5274 (c_common_type_for_mode): Handle fixed-point modes to
5275 return various saturating/non-saturating, signed/unsigned types.
5276 (c_common_signed_or_unsigned_type): Support fixed-point types.
5277 (shorten_compare): Check fixed-point zero.
5278 Handle FIXED_POINT_TYPE.
5279 (c_common_truthvalue_conversion): Handle FIXED_CST.
5280 Handle FIXED_POINT_TYPE.
5281 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5283 (handle_mode_attribute): Handle fixed-point modes. Need to check
5284 if the signness of base type and fixed-point modes are consistent.
5285 (handle_vector_size_attribute): Handle fixed-point modes.
5286 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5287 (warn_for_div_by_zero): Check fixed-point zero.
5288 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5289 a common fixed-point type based on fbit, ibit, sign, and saturation.
5290 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5291 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5292 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5293 (convert_for_assignment): Support FIXED_POINT_TYPE.
5294 (digest_init): Handle FIXED_POINT_TYPE.
5295 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5296 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5297 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5298 GE_EXPR, LT_EXPR, GT_EXPR.
5299 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5300 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5301 * target.h (gcc_target): Add fixed_point_supported_p.
5302 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5303 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5304 (default_fixed_point_supported_p): Define.
5305 * targhooks.h (default_fixed_point_supported_p): Declare.
5306 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5307 * doc/install.texi (Configuration): Add --enable-fixed-point.
5308 * configure.ac (--enable-fixed-point): New to enable fixed-point
5309 arithmetic extension to C. For mips targets, we enable it by default.
5310 * configure, config.in: Regenerate.
5312 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5314 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5316 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5318 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5319 DWARF2_DEBUGGING_INFO.
5320 (cold_text_section_used): Same.
5321 (cold_text_section): Same.
5323 2007-08-20 Richard Guenther <rguenther@suse.de>
5325 * c-typeck.c (convert_for_assignment): Use the type of
5326 the member for the initialization.
5328 2007-08-20 Richard Guenther <rguenther@suse.de>
5330 * c-objc-common.c (c_disregard_inline_limits): Remove.
5331 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5332 * cgraphunit.c (cgraph_process_new_functions): Call
5333 disregard_inline_limits_p.
5334 (cgraph_preserve_function_body_p): Likewise.
5335 * ipa-inline.c (compute_inline_parameters): Likewise.
5336 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5338 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5339 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5340 disregard_inline_limits langhook.
5341 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5343 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5344 disregard_inline_limits langhook.
5345 * tree-inline.c (disregard_inline_limits_p): New function.
5346 * tree-inline.h (disregard_inline_limits_p): Declare.
5348 2007-08-20 Richard Guenther <rguenther@suse.de>
5350 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5351 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5352 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5353 auto_var_in_fn_p langhook.
5354 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5356 * tree.c (auto_var_in_fn_p): ... here.
5357 (find_var_from_fn): Call auto_var_in_fn_p directly.
5358 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5359 auto_var_in_fn_p langhook.
5360 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5361 (copy_body_r): Likewise.
5362 (self_inlining_addr_expr): Likewise.
5363 * tree.h (auto_var_in_fn_p): Declare.
5365 2007-08-20 Richard Guenther <rguenther@suse.de>
5367 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5368 (walk_type_fields): Take lh parameter.
5369 (walk_tree): Rename to ...
5370 (walk_tree_1): ... this. Do not call the walk_subtrees
5371 langhook but the now passed callback. Pass lh on recursion.
5372 (walk_tree_without_duplicates): Rename to ...
5373 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5374 and call walk_tree_1.
5375 * tree.h (walk_tree_lh): New typedef.
5376 (walk_tree_1): Declare.
5377 (walk_tree_without_duplicates_1): Likewise.
5378 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5379 (walk_tree_without_duplicates): New define to
5380 walk_tree_without_duplicates_1 with NULL lh parameter.
5381 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5382 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5384 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5385 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5386 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5389 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5392 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5393 code in front of the compacting of basic blocks.
5394 Move the folding of statements inbetween the cgraph checking
5395 and compacting of basic blocks.
5397 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5398 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5401 * config/alpha/alpha.c (va_list_skip_additions): Check for
5402 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5403 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5404 PLUS_EXPR when checking ap.__base.
5405 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5406 when doing addition on pointer types. Use size_int instead of
5408 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5409 ptr_type in the second operand.
5411 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5414 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5416 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5419 * cfgexpand.c (expand_one_register_var): Mark pointer
5420 DECL_ARTIFICIAL as REG_POINTER also.
5421 * stmt.c (expand_decl): Likewise.
5423 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5430 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5431 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5432 on_worklist argument and avoid adding things to worklist multiple
5434 (add_to_worklist): Ditto.
5435 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5436 single SFT is clobbered.
5437 (set_initial_properties): Ditto.
5438 (compute_call_clobbered): Update for changes to function
5440 (create_overlap_variables_for): Always create SFT for offset 0.
5441 (create_structure_vars): Handle PHI's, since we are in SSA form at
5443 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5444 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5446 (add_vars_for_offset): Figure out aliases from access + points-to.
5447 (add_virtual_operand): Use add_vars-for_offset.
5448 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5449 (add_call_clobber_ops): Remove makes_clobbering_call set.
5450 (get_expr_operands): Always pass through the INDIRECT_REF
5452 * tree-ssa-structalias.c (struct constraint_graph): Remove
5454 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5455 address_taken, pt_used, number_incoming.
5456 (FIRST_ADDR_NODE): Removed.
5457 (merge_graph_nodes): Remove broken code for the moment.
5458 (init_graph): New function.
5459 (build_pred_graph): Remove code to init_graph.
5460 Add location equivalence support.
5461 (struct scc_info): Rename roots to deleted.
5463 (init_scc_info): Ditto
5464 (init_topo_info): Use graph->size.
5465 (compute_topo_order): Ditto.
5466 (do_da_constraint): Removed.
5467 (do_sd_constraint): Remove calls to find().
5468 set_union_with_increment should always get 0 as last arg here.
5469 (do_complex_constraint): Replace do_da_constraint with assert.
5471 (struct equiv_class_label): New.
5472 (pointer_equiv_class_table): Ditto.
5473 (location_equiv_class_table): Ditto.
5474 (equiv_class_label_hash): Ditto.
5475 (equiv_class_label_eq): Ditto
5476 (equiv_class_lookup): Ditto.
5477 (equiv_class_ladd): Ditto.
5478 (pointer_equiv_class): Ditto.
5479 (location_equiv_class): Ditto.
5480 (condense_visit): Rename and rewrite from label_visit to do only
5481 SCC related stuff for HU.
5482 (label_visit): Do HU work for HU.
5483 (perform_var_substitution): Update to do HU and location
5485 (free_var_substitution_info): Update to free HU and location
5486 equivalence structures. */
5487 (find_equivalent_node): Update for pointer but not location
5489 (unite_pointer_equivalences): New function.
5490 (move_complex_constraints): Rewrite to only do moving.
5491 (rewrite_constraints): Split out of move_complex_constraints.
5492 (solve_graph): Use graph->size.
5493 (process_constraint_1): Add from_call argument, use it.
5494 Split *a = &b into two constraints.
5495 (process_constraint): Use new process_constraint_1.
5496 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5497 (get_constraint_for): Handle non-pointer integers properly.
5498 Remove code that used to handle structures.
5499 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5500 with unknown addends.
5501 (handle_rhs_call): New function.
5502 (find_func_aliases): Use handle_rhs_call.
5503 (set_uids_in_ptset): Add an assert.
5504 (set_used_smts): Fix bug in not considering unified vars.
5505 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5506 (compute_points_to_sets): Update for other function changes.
5507 (delete_points_to_sets): Ditto.
5508 (ipa_pta_execute): Ditto.
5509 (pass_ipa_pta): We need to update SSA after ipa_pta.
5511 2007-08-19 Jan Hubicka <jh@suse.cz>
5513 * i386.md: Replace "rim" and "mri" constraints by "g".
5515 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5517 * dwarf2out.c (text_section_used, cold_text_section_used,
5518 cold_text_section, dwarf2out_note_section_used): New.
5519 (dwarf2out_init): Initialize cold_text_section.
5520 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5521 dwarf2out_note_section_used.
5522 (size_of_aranges): Only count entry for text section if it was
5523 used. Count entry for cold text section if it was used.
5524 (output_aranges): Only output entries for text section and cold
5525 text section if they were used.
5527 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5529 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5531 (debug_generic_stmt): Likewise.
5532 (debug_tree_chain): Likewise.
5534 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5536 * tree-data-refs.c (split_constant_offset): Expose.
5537 * tree-data-refs.h (split_constant_offset): Add declaration.
5539 * tree-vectorizer.h (dr_alignment_support): Renamed
5540 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5541 Added a new value dr_explicit_realign.
5542 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5543 dr_offset, dr_step, and dr_aligned_to, along with new access
5544 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5545 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5546 STMT_VINFO_DR_ALIGNED_TO.
5548 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5550 In case of outer-loop vectorization with non-fixed misalignment - use
5551 the dr_explicit_realign scheme instead of the optimized realignment
5553 (new_stmt_vec_info): Initialize new fields.
5555 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5556 'nested_in_vect_loop' case. Change verbosity level.
5557 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5558 Don't fail on zero step in the outer-loop for loads.
5559 (vect_analyze_data_refs): Call split_constant_offset to calculate
5560 base, offset and init relative to the outer-loop.
5562 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5563 BSI function argument with a new function argument - at_loop.
5564 Simplify the condition that determines STEP. Takes additional argument
5565 INV_P. Support outer-loop vectorization (handle the
5566 nested_in_vect_loop case), including zero step in the outer-loop. Call
5567 vect_create_addr_base_for_vector_ref with additional argument.
5568 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5569 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5570 Fixed and simplified calculation of step.
5571 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5572 of bsi, and with additional argument. Call bump_vector_ptr with
5573 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5574 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5575 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5576 when the realignment setup needs to take place inside the loop.
5577 Support the dr_explicit_realign scheme. Allow generating the optimized
5578 realignment scheme for outer-loop vectorization. Added documentation.
5579 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5580 the 'nested_in_vect_loop' case, including loads that are invariant in
5581 the outer-loop and the realignment schemes. Handle the case when the
5582 realignment setup needs to take place inside the loop. Call
5583 vect_setup_realignment with additional arguments. Call
5584 vect_create_data_ref_ptr with additional argument and with loop instead
5585 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5586 (vect_gen_niters_for_prolog_loop): Call
5587 vect_create_addr_base_for_vector_ref with additional arguments.
5588 (vect_create_cond_for_align_checks): Likewise.
5589 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5590 scheme: takes additional argument bump; argument ptr_incr is now
5591 optional; updated documentation.
5592 (vect_init_vector): Takes additional argument (bsi). Use it, if
5593 available, to insert the vector initialization.
5594 (get_initial_def_for_induction): Pass additional argument in call to
5596 (vect_get_vec_def_for_operand): Likewise.
5597 (vect_setup_realignment): Likewise.
5598 (vectorizable_load): Likewise.
5600 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5602 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5603 as argument instead of struct loop.
5604 (nested_in_vect_loop_p): New function.
5605 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5607 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5608 from other phis in the loop.
5609 (destroy_loop_vec_info): Add additional argument to declaration.
5611 * tree-vectorizer.c (supportable_widening_operation): Also check if
5612 nested_in_vect_loop_p (don't allow changing the order in this case).
5613 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5614 of struct loop. Call nested_in_vect_loop_p and don't require
5615 flag_unsafe_math_optimizations if it returns true.
5616 (new_stmt_vec_info): When setting def_type for phis differentiate
5617 loop-header phis from other phis.
5618 (bb_in_loop_p): New function.
5619 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5620 just update their loop_vinfo. Order of BB traversal now matters -
5621 call dfs_enumerate_from with bb_in_loop_p.
5622 (destroy_loop_vec_info): Takes additional argument to control whether
5623 stmt_vinfo of the loop stmts should be destroyed as well.
5624 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5625 reduction stmt to be defines by a non loop-header phi.
5626 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5628 * tree-vect-transform.c (vectorizable_reduction): Call
5629 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5630 (vectorizable_call): Likewise.
5631 (vectorizable_conversion): Likewise.
5632 (vectorizable_operation): Likewise.
5633 (vectorizable_type_promotion): Likewise.
5634 (vectorizable_type_demotion): Likewise.
5635 (vectorizable_store): Likewise.
5636 (vectorizable_live_operation): Likewise.
5637 (vectorizable_reduction): Likewise. Also pass loop_info to
5638 vect_is_simple_reduction instead of loop.
5639 (vect_init_vector): Call nested_in_vect_loop_p.
5640 (get_initial_def_for_reduction): Likewise.
5641 (vect_create_epilog_for_reduction): Likewise.
5642 (vect_init_vector): Check which loop to work with, in case there's an
5644 (get_initial_def_for_inducion): Extend to handle outer-loop
5645 vectorization. Fix indentation.
5646 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5647 In the case vect_induction_def get the vector def from the induction
5648 phi node, instead of calling get_initial_def_for_inducion.
5649 (get_initial_def_for_reduction): Extend to handle outer-loop
5651 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5653 (vect_transform_loop): Change assert to just skip this case. Add a
5655 (vect_finish_stmt_generation): Add a couple asserts.
5657 (vect_estimate_min_profitable_iters): Multiply
5658 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5660 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5661 this is an inner-loop reduction in outer-loop vectorization.
5663 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5664 Same code as what used to be vect_analyze_scalar_cycles, only with
5665 additional argument loop, and loop_info passed to
5666 vect_is_simple_reduction instead of loop.
5667 (vect_analyze_scalar_cycles): Code factored out into
5668 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5669 Updated documentation.
5670 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5671 outer-loop vectorization that are live or not used in the outerloop,
5672 cause this requires special handling.
5673 (vect_enhance_data_refs_alignment): Don't consider versioning for
5675 (vect_analyze_data_refs): Check that there are no datarefs in the
5677 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5678 and vect_used_in_outer_by_reduction cases.
5679 (process_use): Also consider the case of outer-loop stmt defining an
5680 inner-loop stmt and vice versa.
5681 (vect_analyze_loop_1): New function.
5682 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5683 loops. Call vect_analyze_loop_1.
5684 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5685 been vectorized. Call destroy_loop_vec_info with additional argument.
5687 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5688 in the inner-loop when doing outer-loop vectorization. Add
5689 documentation and printout.
5690 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5691 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5693 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5695 * tree-affine.h (print_aff): New prototype.
5696 (debug_aff): Likewise.
5697 * tree-affine.c (print_aff): New function.
5698 (debug_aff): Likewise.
5700 2007-08-18 Paul Brook <paul@codesourcery.com>
5701 Joseph Myers <joseph@codesourcery.com>
5703 * common.opt (-fdebug-prefix-map=): New option.
5704 * opts.c: Include debug.h.
5705 (common_handle_option): Handle -fdebug-prefix-map.
5706 * final.c: Include ggc.h.
5707 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5708 remap_debug_filename): New.
5709 * Makefile.in (final.o, opts.o): Update dependencies.
5710 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5711 * configure.ac: Check for assembler --debug-prefix-map support.
5712 * configure, config.in: Regenerate.
5713 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5714 (ASM_DEBUG_SPEC): Include ASM_MAP.
5715 * doc/install.texi (--with-debug-prefix-map): Document.
5716 * doc/invoke.texi (-fdebug-prefix-map): Document.
5717 * dbxout.c (dbxout_init, dbxout_start_source_file,
5718 dbxout_source_file): Call remap_debug_filename.
5719 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5720 dwarf2out_start_source_file, dwarf2out_finish): Call
5721 remap_debug_filename.
5722 (file_table_relative_p): Do not check d->emitted_number.
5723 * toplev.c (output_file_directive): Call remap_debug_filename.
5724 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5725 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5727 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5729 * loop-invariant.c (find_invariants_to_move): Add missing macro
5732 2007-08-17 Tom Tromey <tromey@redhat.com>
5734 * tree.h (struct tree_label_decl): Removed old "java" fields.
5736 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5737 Nigel Stephens <nigel@mips.com>
5739 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5740 Treat -mno-data-in-code and -mcode-xonly as aliases for
5741 -mcode-readable=no and -mcode-readable=pcrel respectively.
5742 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5743 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5744 (MULTILIB_DIRNAMES): Update accordingly.
5746 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5748 * Makefile.in (version.o): Depend on $(REVISION) only if
5749 REVISION_s is defined.
5751 2007-08-17 Sa Liu <saliu@de.ibm.com>
5752 Ulrich Weigand <uweigand@de.ibm.com>
5755 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5756 use build_qualified_type to retain qualifiers of the base type.
5758 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5760 * config/score/score.md : Update pattern tablejump.
5761 * config/score/score.c : Update score_initialize_trampoline
5763 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5764 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5765 * doc/contrib.texi: Add my entry.
5767 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5769 * Makefile.in (REVISION): New.
5772 (version.o): Also depend on $(REVISION). Add
5773 -DREVISION=$(REVISION_s).
5775 * version.c (version_string): Add REVISION.
5777 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5779 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5780 of GOTO that's relocated to a different block.
5782 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5784 * c-common.c (const_strip_array_types): New.
5785 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5786 (const_strip_array_types): New.
5787 * c-objc-common.c (c_disregard_inline_limits,
5788 c_warn_unused_global_decl): Constify.
5789 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5790 c_vla_type_p, c_incomplete_type_error): Likewise.
5791 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5792 * hooks.c (hook_bool_const_tree_false): New.
5793 * hooks.h (hook_bool_const_tree_false): Likewise.
5794 * langhooks-def.h (lhd_warn_unused_global_decl,
5795 lhd_incomplete_type_error, lhd_expr_size,
5796 lhd_tree_inlining_disregard_inline_limits,
5797 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5798 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5799 * langhooks.c (lhd_warn_unused_global_decl,
5800 lhd_incomplete_type_error,
5801 lhd_tree_inlining_disregard_inline_limits,
5802 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5803 lhd_expr_size): Likewise.
5804 * langhooks.h (lang_hooks_for_tree_inlining,
5805 lang_hooks_for_tree_dump, lang_hooks_for_types,
5806 lang_hooks_for_decls, lang_hooks): Likewise.
5807 * pointer-set.c (pointer_set_t, pointer_set_create,
5808 pointer_set_contains, insert_aux, pointer_set_insert,
5809 pointer_set_traverse, pointer_map_t, pointer_map_create,
5810 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5812 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5813 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5814 pointer_map_traverse): Likewise.
5815 * predict.c (assert_is_empty): Likewise.
5816 * tree-affine.c (free_name_expansion): Likewise.
5817 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5818 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5819 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5821 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5823 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5825 (destroy_loop_vec_info): Add call to VEC_free.
5826 * tree-vectorizer.h (may_alias_ddrs): Define.
5827 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5828 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5829 Change reporting to dump.
5830 (vect_is_duplicate_ddr): New.
5831 (vect_mark_for_runtime_alias_test): New.
5832 (vect_analyze_data_ref_dependences) Add call to
5833 vect_mark_for_runtime_alias_test.
5834 (vect_enhance_data_refs_alignment): Define local variable
5835 vect_versioning_for_alias_required, don't perform
5836 peeling for alignment if versioning for alias is
5838 (vect_enhance_data_refs_alignment): Use
5839 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5840 PARAM_VECT_MAX_VERSION_CHECKS.
5841 * tree-vect-transform.c
5842 (vect_create_cond_for_alias_checks): New.
5843 (vect_transform_loop): Add call to
5844 vect_create_cond_for_alias_checks.
5845 (vect_vfa_segment_size): New.
5846 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5848 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5849 * gcc/doc/invoke.texi
5850 (vect-max-version-for-alignment-checks): Document.
5851 (vect-max-version-for-alias-checks): Document.
5852 (vect-max-version-checks): Remove.
5854 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5857 the same line as the instruction for all asm dialects.
5858 (*rep_movsi): Ditto.
5859 (*rep_movsi_rex64): Ditto.
5860 (*rep_movqi): Ditto.
5861 (*rep_movqi_rex64): Ditto.
5862 (*rep_stosdi_rex64): Ditto.
5863 (*rep_stossi): Ditto.
5864 (*rep_stossi_rex64): Ditto.
5865 (*rep_stosqi): Ditto.
5866 (*rep_stosqi_rex64): Ditto.
5867 (*cmpstrnqi_nz_1): Ditto.
5868 (*cmpstrnqi_nz_rex_1): Ditto.
5869 (*cmpstrnqi_1): Ditto.
5870 (*cmpstrnqi_rex_1): Ditto.
5871 (*strlenqi_1): Ditto.
5872 (*strlenqi_rex_1): Ditto.
5873 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5874 prefix on the same line as the instruction for all asm dialects.
5875 (sync_double_compare_and_swap<mode>): Ditto.
5876 (*sync_double_compare_and_swapdi_pic): Ditto.
5877 (*sync_compare_and_swap_cc<mode>): Ditto.
5878 (sync_double_compare_and_swap_cc<mode>): Ditto.
5879 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5880 (sync_old_add<mode>): Ditto.
5881 (sync_add<mode>): Ditto.
5882 (sync_sub<mode>): Ditto.
5883 (sync_ior<mode>): Ditto.
5884 (sync_and<mode>): Ditto.
5885 (sync_xor<mode>): Ditto.
5887 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5890 * reload.c (find_reloads): Check that the memory returned by
5891 find_reloads_toplev was not the result of forcing a constant
5893 (find_reloads_toplev): Always use simplify_gen_subreg to get
5894 the subreg of a constant. If the result is also a constant,
5895 but not a legitimate one, force it into the constant pool
5896 and reload its address.
5898 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5900 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5903 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5905 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5906 directive for the current vector ABI.
5908 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5911 * caller-save.c (reg_save_code): Set invalide status on restore code.
5913 2007-08-15 Diego Novillo <dnovillo@google.com>
5915 * tree-ssa-alias.c (compute_memory_partitions): Use
5916 alias_bitmap_obstack to allocate bitmaps.
5917 (reset_alias_info): Factor out of init_alias_info.
5918 Mark all name tags not associated to an SSA name for renaming.
5919 (init_alias_info): Call it.
5920 (create_name_tags): Tidy. Add comments.
5921 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5923 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5925 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5926 scheduler dependencies.
5928 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5930 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5932 (*iorsi_1_zext): Likewise.
5933 (*iorsi_1_zext_imm): Likewise.
5934 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5935 with "rm"/"xm" constraint.
5936 (sse2_vmsqrtv2df2): Likewise.
5938 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5941 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5944 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5946 * tree-pass.h (PROP_pta): Removed.
5947 (TODO_rebuild_alias): New.
5948 (pass_may_alias): Removed.
5949 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5950 aliasing if we changed something.
5951 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5953 (pass_may_alias): Removed.
5954 (create_structure_vars): Return TODO_rebuild_alias.
5955 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5956 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5958 (tree_sra_early): We never affect aliasing right now.
5959 * tree-flow.h (compute_may_aliases): New prototype.
5960 * passes.c: Remove pass_may_alias from the passes.
5961 (execute_function_todo): Support TODO_rebuild_alias.
5963 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5965 * i386.c: (legitimize_address): Move dllimported variable check
5966 infront of legitimizing pic address of CONST symbols.
5968 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5970 PR tree-optimization/32941
5971 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5972 (goto_queue_cmp): Remove.
5973 (find_goto_replacement): Change search method.
5974 (maybe_record_in_goto_queue): Add assert.
5975 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5976 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5978 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5980 * alias.c (component_uses_parent_alias_set): Constify.
5981 * alias.h (component_uses_parent_alias_set): Likewise.
5982 * cfgrtl.c (print_rtl_with_bb): Likewise.
5983 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5984 mpz_get_double_int): Likewise.
5985 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5986 mpz_get_double_int): Likewise.
5987 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5988 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5990 * expr.h (safe_from_p): Likewise.
5991 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5993 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5994 zero_sized_type, goa_lhs_expr_p): Likewise.
5995 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5996 * rtl.h (print_rtl_with_bb): Likewise.
5997 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5998 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5999 * tree-flow-inline.h (bb_stmt_list): Constify.
6000 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6002 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6003 const_first_stmt, const_last_stmt): New.
6004 (block_may_fallthru, empty_block_p): Constify.
6005 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6006 EXPR_ONLY_BODY): New.
6007 (expr_first, expr_last, expr_only): Use macro for body.
6008 (const_expr_first, const_expr_last, const_expr_only): New.
6009 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6010 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6011 ctsi_prev, ctsi_stmt): New.
6012 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6013 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6014 * tree-ssa-loop-niter.c (loop_only_exit_p,
6015 derive_constant_upper_bound): Likewise.
6016 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6017 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6018 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6019 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6020 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6021 * tree.c (get_type_static_bounds): Likewise.
6022 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6023 (get_type_static_bounds): Constify.
6025 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6028 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6029 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6030 (*<addsub><mode>3_cc_overflow): New.
6031 (*add<mode>3_cconly_overflow): New.
6032 (*sub<mode>3_cconly_overflow): New.
6033 (*<addsub>si3_zext_cc_overflow): New.
6034 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6035 CCCmode for LTU, GTU, LEU and GEU.
6036 (ix86_comparison_operator): Likewise.
6037 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6038 * config/i386/i386.c (put_condition_code): Support CCCmode.
6039 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6040 or MINUS expressions.
6042 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6045 * c-typeck.c (build_binary_op): Disallow vector float types with
6046 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6048 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6050 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6051 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6052 (dep_def): New typedef.
6053 (init_dep_1, sd_debug_dep): Declare functions.
6054 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6055 (debug_dep_links): Remove.
6056 (struct _deps_list): New field 'n_links'.
6057 (DEPS_LIST_N_LINKS): New macro.
6058 (FOR_EACH_DEP_LINK): Remove.
6059 (create_deps_list, free_deps_list, delete_deps_list): Remove
6061 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6062 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6063 (copy_deps_list_change_con, move_dep_link): Ditto.
6064 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6065 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6067 (INSN_BACK_DEPS): Remove.
6068 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6070 (INSN_DEP_COUNT): Remove.
6071 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6072 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6073 Declare global variables.
6074 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6075 (add_forw_dep, compute_forward_dependences): Remove declarations.
6076 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6077 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6078 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6080 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6082 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6083 (sd_list_types_def): New typedef.
6084 (sd_next_list): Declare function.
6085 (struct _sd_iterator): New type.
6086 (sd_iterator_def): New typedef.
6087 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6089 (FOR_EACH_DEP): New cycle wrapper.
6090 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6092 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6093 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6096 * sched-deps.c (init_dep_1): Make global.
6097 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6099 (dump_dep): New static function.
6100 (dump_dep_flags): New static variable.
6101 (sd_debug_dep): New function.
6102 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6104 (move_dep_link): Use remove_from_deps_list (), instead of
6106 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6107 (dep_link_is_detached_p): New static function.
6108 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6110 (dn_pool, dl_pool): New alloc_pools.
6111 (dn_pool_diff, dl_pool_diff): New static variables.
6112 (create_dep_node, delete_dep_node): New static function.
6113 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6114 (deps_list_empty_p): Make it static. Use 'n_links' field.
6115 (deps_pools_are_empty_p): New static function.
6116 (alloc_deps_list, delete_deps_list): Remove.
6117 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6118 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6119 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6120 (forward_dependency_cache): Remove.
6121 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6122 'back' from the names. Change signature to use dep_t instead of
6124 (add_back_dep): Ditto. Make global.
6125 (check_dep_status): Rename to check_dep ().
6126 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6128 (sd_finish_insn): Ditto.
6129 (sd_find_dep_between_no_cache): New static function.
6130 (sd_find_dep_between): New function.
6131 (ask_dependency_caches, set_dependency_caches): New static functions.
6132 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6133 (add_or_update_dep_1): Separate pieces of functionality into
6134 ask_dependency_caches (), update_dependency_caches (),
6135 change_spec_dep_to_hard (), update_dep ().
6136 (get_back_and_forw_lists): New static function.
6137 (sd_add_dep): Separate setting of dependency caches into
6138 set_dependency_caches ().
6139 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6141 (sd_delete_dep): Ditto.
6142 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6143 (dump_lists): New static function.
6144 (sd_debug_lists): New debug function.
6145 (delete_all_dependences, fixup_sched_groups): Update to use
6146 sd_* infrastructure.
6147 (sched_analyze_2): Create data-speculative dependency only if
6148 data-speculation is enabled.
6149 (sched_analyze_insn): If insn cannot be speculative, make all its
6150 dependencies non-speculative.
6151 (sched_analyze): Use sd_init_insn ().
6152 (add_forw_dep, compute_forward_dependencies): Remove.
6153 (delete_dep_nodes_in_back_deps): New static function.
6154 (sched_free_deps): New function.
6155 (init_dependency_caches): Init alloc_pools.
6156 (extend_depedency_caches): Update after removing of
6157 forward_dependency_cache.
6158 (free_dependency_caches): Ditto. Free alloc_pools.
6159 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6160 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6162 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6163 (add_dependence): Use init_dep ().
6164 (get_dep_weak_1): New static function.
6165 (get_dep_weak): Move logic to get_dep_weak_1 ().
6166 (dump_ds): New static function moved from haifa-sched.c:
6167 debug_spec_status ().
6168 (debug_ds): New debug function.
6169 (check_dep_status): Rename to check_dep (). Update to check whole
6172 * haifa-sched.c (spec_info): Make global.
6173 (added_recovery_block_p): Rename to
6174 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6175 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6176 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6177 to use new interfaces.
6178 (ok_for_early_queue_removal): Ditto.
6179 (schedule_block): Initialize logical uids of insns emitted by the
6181 (sched_init): Initialize new variable.
6182 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6184 (extend_global): Initialize insn data.
6185 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6186 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6188 (add_to_speculative_block): Update to use new interfaces.
6189 (create_recovery_block): Set new variables.
6190 (create_check_block_twin, fix_recovery_deps): Update to use new
6192 (sched_insn_is_legitimate_for_speculation_p): New function.
6193 (speculate_insn): Move checking logic to
6194 sched_insn_is_legitimate_for_speculation_p ().
6195 (sched_remove_insn): Finalize sched-deps information of instruction.
6196 (clear_priorities, add_jump_dependencies): Update to use new
6198 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6200 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6201 to use new interfaces.
6202 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6203 (new_ready): Try to use control speculation only if it is available.
6204 (add_branch_dependences): Update to use new interfaces.
6205 (compute_block_backward_dependences): Rename to
6206 compute_block_dependences (). Call
6207 targetm.sched.dependencies_evaluation_hook ().
6208 (free_block_dependencies): New static function.
6209 (debug_dependencies): Update to use new interfaces.
6210 (schedule_region): Remove separate computation of forward dependencies.
6211 Move call of targetm.sched.dependencies_evaluation_hook () to
6212 compute_block_dependences (). Free dependencies at the end of
6213 scheduling the region.
6215 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6217 (add_deps_for_risky_insns): Ditto.
6218 (schedule_ebb): Remove separate computation of forward dependencies.
6219 Free dependencies at the end of scheduling the ebb.
6221 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6222 (build_intra_loop_deps): Ditto. Remove separate computation of
6223 forward dependencies. Free sched-deps dependencies.
6225 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6226 to use new interfaces.
6227 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6229 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6231 (is_costly_group): Ditto.
6233 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6235 * alias.c (rtx_equal_for_memref_p): Constify.
6236 * basic-block.h (const_edge, const_basic_block): New.
6237 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6238 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6239 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6240 probably_never_executed_bb_p, edge_probability_reliable_p,
6241 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6242 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6244 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6245 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6247 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6248 flow_nodes_print, dfs_enumerate_from): Likewise.
6249 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6250 control_flow_insn_p, count_basic_blocks): Likewise.
6251 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6252 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6253 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6254 average_num_loop_insns, loop_exit_edge_p,
6255 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6256 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6257 average_num_loop_insns, seq_cost): Likewise.
6258 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6259 * dominance.c (dominated_by_p): Likewise.
6260 * emit-rtl.c (validate_subreg): Likewise.
6261 * except.c (can_throw_internal, can_throw_external): Likewise.
6262 * except.h (can_throw_internal, can_throw_external): Likewise.
6263 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6264 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6265 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6266 simple_mem, store_ops_ok, load_kills_store, find_loads,
6267 store_killed_in_insn, store_killed_after, store_killed_before,
6268 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6270 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6271 noce_mem_write_may_trap_or_fault_p): Likewise.
6272 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6274 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6276 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6277 probably_cold_bb_p, probably_never_executed_bb_p,
6278 edge_probability_reliable_p, br_prob_note_reliable_p,
6279 can_predict_insn_p): Likewise.
6280 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6281 * resource.c (return_insn_p): Likewise.
6282 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6284 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6285 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6286 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6287 verify_gimple_modify_stmt): Likewise.
6288 * tree-chrec.c (is_not_constant_evolution,
6289 is_multivariate_chrec_rec, is_multivariate_chrec,
6290 chrec_contains_symbols, chrec_contains_undetermined,
6291 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6292 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6293 eq_evolutions_p, scev_direction): Likewise.
6294 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6295 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6296 chrec_contains_symbols_defined_in_loop,
6297 chrec_contains_undetermined, tree_contains_chrecs,
6298 evolution_function_is_affine_multivariate_p,
6299 evolution_function_is_univariate_p, chrec_zerop,
6300 evolution_function_is_constant_p, evolution_function_is_affine_p,
6301 evolution_function_is_affine_or_constant_p,
6302 tree_does_not_contain_chrecs, chrec_type): Likewise.
6303 * tree-data-ref.c (tree_fold_divides_p,
6304 object_address_invariant_in_loop_p, dr_may_alias_p,
6305 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6306 same_access_functions, constant_access_functions,
6307 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6309 * tree-flow.h (scev_direction): Likewise.
6310 * tree-gimple.c (is_gimple_stmt): Likewise.
6311 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6313 * tree-pretty-print.c (op_prio): Likewise.
6314 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6315 analyzable_condition, backedge_phi_arg_p): Likewise.
6316 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6317 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6318 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6321 2007-08-13 Dan Hipschman <dsh@google.com>
6324 * c-format.c (check_format_arg): Move check for zero-length
6325 format strings below the check for unterminated strings.
6327 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6330 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6333 2007-08-13 Nick Clifton <nickc@redhat.com>
6335 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6337 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6340 * c-format.c (gcc_gfc_length_specs): New array.
6341 (gcc_gfc_char_table): Add unsigned specifier, and references to
6342 the l length modifier.
6343 (format_types_orig): Use the new gcc_gfc_length_specs.
6345 2007-08-12 Sa Liu <saliu@de.ibm.com>
6347 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6348 and with REG_RETVAL note after split.
6350 2007-08-11 David Daney <ddaney@avtrex.com>
6352 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6353 as ATTRIBUTE_UNUSED.
6355 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6356 Segher Boessenkool <segher@kernel.crashing.org>
6358 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6359 HAVE_LOCAL_CPU_DETECT not defined.
6361 2007-08-11 Jan Hubicka <jh@suse.cz>
6363 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6364 (cgraph_process_new_functions): Honor previous value of
6365 disregard_inline_limits.
6366 * ipa-inline.c (compute_inline_parameters): Likewise.
6368 2007-08-11 Ian Lance Taylor <iant@google.com>
6370 * alias.h (alias_set_type): Define new type.
6371 (ALIAS_SET_MEMORY_BARRIER): Use it.
6372 * rtl.h: Include alias.h.
6373 (struct mem_attrs): Use alias_set_type.
6374 * tree.h: Include alias.h
6375 (struct tree_type): Use alias_set_type.
6376 (struct tree_struct_field_tag): Likewise.
6377 (struct tree_decl_common): Likewise.
6378 * alias.c (struct alias_set_entry): Use alias_set_type.
6379 (get_alias_set_entry, alias_set_subset_of): Likewise.
6380 (alias_sets_conflict_p): Likewise.
6381 (alias_sets_must_conflict_p): Likewise.
6382 (objects_must_conflict_p): Likewise.
6383 (get_alias_set, new_alias_set): Likewise.
6384 (record_alias_subset, record_component_aliases): Likewise.
6385 (varargs_set, frame_set): Change to alias_set_type.
6386 (get_varargs_alias_set): Use alias_set_type.
6387 (get_frame_alias_set): Likewise.
6388 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6389 * dse.c (struct store_info): Use alias_set_type.
6390 (struct read_info, struct clear_alias_mode_holder): Likewise.
6391 (clear_alias_set_lookup, canon_address): Likewise.
6392 (record_store, check_mem_read_rtx): Likewise.
6393 (dse_record_singleton_alias_set): Likewise.
6394 (dse_invalidate_singleton_alias_set): Likewise.
6395 * emit-rtl.c (get_mem_attrs): Likewise.
6396 (set_mem_attributes_minus_bitpos): Likewise.
6397 (set_mem_alias_set): Likewise.
6398 * expr.c (store_constructor_field, store_field): Likewise.
6399 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6400 * langhooks.c (lhd_get_alias_set): Likewise.
6401 * langhooks-def.h (lhd_get_alias_set): Likewise.
6402 * reload1.c (alter_reg): Likewise.
6403 * tree-flow.h (struct fieldoff): Likewise.
6404 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6405 (may_alias_p, get_smt_for, create_sft): Likewise.
6406 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6407 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6408 (merge_smts_into): Likewise.
6409 * varasm.c (const_alias_set): Likewise.
6410 * c-common.c (strict_aliasing_warning): Likewise.
6411 (c_common_get_alias_set): Likewise.
6412 * dse.h (dse_record_singleton_alias_set): Update declaration.
6413 (dse_invalidate_singleton_alias_set): Likewise.
6414 * emit-rtl.h (set_mem_alias_set): Likewise.
6415 * c-common.h (c_common_get_alias_set): Likewise.
6416 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6417 * print-tree.c (print_node): Likewise.
6418 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6420 (alpha_setup_incoming_varargs): Use alias_set_type.
6421 * config/i386/i386.c (setup_incoming_varargs_64): Use
6423 (setup_incoming_varargs_ms_64): Likewise.
6424 (ix86_GOT_alias_set): Likewise.
6425 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6426 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6427 (set): Change to alias_set_type.
6428 (get_TOC_alias_set): Use alias_set_type.
6429 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6431 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6432 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6434 (struct_value_alias_set): Likewise.
6435 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6437 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6439 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6440 * config/vxworks.h (TARGET_VXWORKS): Override.
6441 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6442 "mips" if TARGET_VXWORKS.
6444 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6446 * calls.c (avoid_likely_spilled_reg): New function.
6447 (expand_call): Use it.
6449 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6453 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6455 * config/mips/predicates.md (const_call_insn_operand): Invoke
6456 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6458 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6461 * config/rs6000/driver-rs6000.c: Include link.h.
6462 Use ElfW instead of wordsize-specif typedef.
6464 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6466 * system.h (CONST_CAST): New.
6467 * c-decl.c (c_make_fname_decl): Use it.
6468 * c-lex.c (cb_ident, lex_string): Likewise.
6469 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6470 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6471 give_switch, set_multilib_dir): Likewise.
6472 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6473 * passes.c (execute_one_pass): Likewise.
6474 * prefix.c (update_path): Likewise.
6475 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6476 * tree.c (build_string): Likewise.
6478 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6480 * tree-flow-inline.h (is_exec_stmt): Remove.
6481 (is_label_stmt): Remove.
6482 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6485 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6487 * lower-subreg.c (resolve_shift_zext): Don't adjust
6488 src_reg_num for wordmode operands.
6490 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6491 David Ung <davidu@mips.com>
6493 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6494 (TARGET_SCHED_REORDER2): Define.
6495 (mips_maybe_swap_ready): New.
6496 (mips_last_74k_agen_insn): New.
6497 (mips_74k_agen_init): New.
6498 (mips_74k_agen_reorder): New function to group loads and stores
6500 (mips_sched_init): New.
6501 (mips_sched_reorder): Don't do initialization here. Call
6502 mips_74k_agen_reorder.
6503 (mips_variable_issue): Call mips_74k_agen_init.
6505 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6507 * tree-flow-inline.h (get_filename): Remove.
6509 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6511 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6513 (mips_fetch_insns): Delete in favor of...
6514 (mips_load_store_insns): ...this new function.
6515 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6516 to say whether multiword moves _might_ be split.
6517 (mips_fetch_insns): Delete in favor of...
6518 (mips_load_store_insns): ...this new function.
6519 (mips_rtx_costs): Update the call to mips_address_insns.
6520 (mips_address_cost): Likewise.
6521 * config/mips/mips.md (length): Use mips_load_store_insns instead
6522 of mips_fetch_insns.
6523 * config/mips/constraints.md (R): Use mips_address_insns rather
6524 than mips_fetch_insns. Assume that the move never needs to be split.
6526 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6528 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6529 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6530 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6531 * config/mips/mips.h (mips16_hard_float): Delete.
6532 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6533 definitions, and replace with....
6534 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6535 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6536 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6537 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6538 (override_options): Replace MASK_SOFT_FLOAT references with
6539 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6540 and mips16_hard_float when TARGET_MIPS16.
6542 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6545 * c-typeck.c (build_binary_op): Check for non pointer types before
6546 calling int_fits_type_p.
6548 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6551 * fold-const.c (omit_one_operand): Return only the ommitted expression
6552 if the result is an empty statement.
6553 (pedantic_omit_one_operand): Likewise.
6555 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6557 * c-typeck.c (readonly_error): Improve error for assignment.
6559 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6561 (pp_c_expression): Ditto.
6563 2007-08-09 Simon Baldwin <simonb@google.com>
6565 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6566 break that was preventing simplify_associative_operation() for xor.
6568 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6569 Nigel Stephens <nigel@mips.com>
6571 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6572 Document change in interpretation of value from boolean to
6574 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6575 ffs and ctz using clz.
6576 (expand_unop): Call them.
6577 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6579 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6580 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6581 enable the new ffs expansion on this target.
6583 2007-08-09 Jan Hubicka <jh@suse.cz>
6585 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6586 (expand_ternary_op): Likewise.
6587 (expand_vec_shift_expr): Likewise.
6588 (expand_binop_directly): Likewise.
6589 (expand_binop): Likewise.
6590 (sign_expand_binop): Likewise.
6591 (expand_twoval_unop): Likewise.
6592 (expand_twoval_binop): Likewise.
6593 (expand_twoval_binop_libfunc): Likewise.
6594 (widen_clz): Likewise.
6595 (widen_bswap): Likewise.
6596 (expand_parity): Likewise.
6597 (expand_unop): Likewise.
6598 (expand_abs_nojump): Likewise.
6599 (expand_copysign): Likewise.
6600 (emit_no_conflict_block): Likewise.
6601 (emit_libcall_block): Likewise.
6602 (can_compare_p): Likewise.
6603 (prepare_cmp_insn): Likewise.
6604 (emit_cmp_and_jump_insn_1): Likewise.
6605 (prepare_float_lib_cmp): Likewise.
6606 (emit_conditional_add): Likewise.
6607 (gen_add2_insn): Likewise.
6608 (have_add2_insn): Likewise.
6609 (gen_sub2_insn): Likewise.
6610 (have_sub2_insn): Likewise.
6611 (can_extend_p): Likewise.
6612 (can_fix_p): Likewise.
6613 (can_float_p): Likewise.
6614 (expand_float): Likewise.
6615 (expand_fix): Likewise.
6616 (expand_sfix_optab): Likewise.
6617 (new_optab): Likewise.
6618 (new_convert_optab): Likewise.
6619 (init_libfuncs): Likewise.
6620 (init_interclass_conv_libfuncs): Likewise.
6621 (init_intraclass_conv_libfuncs): Likewise.
6622 (set_conv_libfunc): Likewise.
6623 (init_optabs): Likewise.
6624 (debug_optab_libfuncs): Likewise.
6625 (gen_cond_trap): Likewise.
6626 * optabs.h (optab_handler, convert_optab_hanlder): New.
6627 * genopinit.c: Update optabs generation table.
6628 * reload.c (find_reloads_address_1): Use optabs accestors.
6629 * builtins.c (expand_builtin_mathfn): Likewise.
6630 (expand_builtin_mathfn_2): Likewise.
6631 (expand_builtin_mathfn_3): Likewise.
6632 (expand_builtin_interclass_mathfn): Likewise.
6633 (expand_builtin_sincos): Likewise.
6634 (expand_builtin_cexpi): Likewise.
6635 (expand_builtin_powi): Likewise.
6636 (expand_builtin_strlen): Likewise.
6637 * dojump.c (do_jump): Likewise.
6638 * expr.c (convert_move): Likewise.
6639 (move_by_pieces): Likewise.
6640 (move_by_pieces_ninsns): Likewise.
6641 (can_store_by_pieces): Likewise.
6642 (store_by_pieces_1): Likewise.
6643 (emit_move_via_integer): Likewise.
6644 (emit_move_complex): Likewise.
6645 (emit_move_ccmode): Likewise.
6646 (emit_move_insn_1): Likewise.
6647 (emit_single_push_insn): Likewise.
6648 (store_constructor): Likewise.
6649 (expand_expr_real_1): Likewise.
6650 (do_store_flag): Likewise.
6651 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6652 (enumerate_modes): Likewise.
6653 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6654 (supportable_widening_operation): Likewise.
6655 (supportable_narrowing_operation): Likewise.
6656 * expmed.c (store_bit_field_1): Likewise.
6657 (extract_bit_field_1): Likewise.
6658 (expand_mult_highpart_optab): Likewise.
6659 (expand_smod_pow2): Likewise.
6660 (expand_divmod): Likewise.
6661 (emit_store_flag): Likewise.
6662 * tree-vect-patterns.c
6663 (vect_pattern_recog_1): Likewise.
6664 * tree-ssa-loop-prefetch.c
6665 (nontemporal_store_p): Likewise.
6666 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6667 (vect_create_epilog_for_reduction): Likewise.
6668 (vectorizable_reduction): Likewise.
6669 (vectorizable_operation): Likewise.
6670 (vect_strided_store_supported): Likewise.
6671 (vectorizable_store): Likewise.
6672 (vect_strided_load_supported): Likewise.
6673 (vectorizable_load): Likewise.
6674 * combine.c (simplify_comparison): Likewise.
6675 * tree-vect-generic.c
6676 (type_for_widest_vector_mode): Likewise.
6677 (expand_vector_operations_1): Likewise.
6678 * config/spu/spu.c (spu_expand_mov): Likewise.
6679 (spu_emit_vector_compare): Likewise.
6680 * config/rs6000/rs6000.c
6681 (rs6000_emit_vector_compare): Likewise.
6682 * stmt.c (add_case_node): Likewise.
6683 * reload1.c (gen_reload):
6685 2007-08-09 Michael Matz <matz@suse.de>
6687 * tree.h (fixed_zerop): Declare as taking a const_tree.
6688 * tree.c (fixed_zerop): Take a const_tree.
6690 2007-08-09 Ira Rosen <irar@il.ibm.com>
6692 * tree-vect-transform.c (vectorizable_store): Remove call to
6693 copy_virtual_operands() and call mark_symbols_for_renaming() for
6694 the created vector store.
6695 (vect_setup_realignment): Don't call copy_virtual_operands() and
6696 update_vuses_to_preheader().
6697 (vectorizable_load): Don't call copy_virtual_operands().
6698 (update_vuses_to_preheader): Remove.
6700 2007-08-08 Chao-ying Fu <fu@mips.com>
6702 * tree.def (FIXED_POINT_TYPE): New type.
6703 (FIXED_CST): New constant.
6704 (FIXED_CONVERT_EXPR): New expr.
6705 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6706 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6707 * tree.h (struct tree_base): Add saturating_flag.
6708 Remove one bit of spare for saturating_flag.
6709 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6710 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6711 FIXED_POINT_TYPE_P): Define.
6712 (TYPE_SATURATING): Define.
6713 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6714 (struct tree_fixed_cst): New.
6715 (TYPE_IBIT, TYPE_FBIT): Define.
6716 (tree_node): Add fixed_cst.
6717 (enum tree_index): Add new enumeration values of
6718 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6719 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6720 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6721 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6722 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6723 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6724 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6725 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6726 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6727 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6728 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6729 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6730 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6731 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6732 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6733 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6734 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6735 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6736 (sat_short_fract_type_node, sat_fract_type_node,
6737 sat_long_fract_type_node, sat_long_long_fract_type_node,
6738 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6739 sat_unsigned_long_fract_type_node,
6740 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6741 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6742 unsigned_short_fract_type_node, unsigned_fract_type_node,
6743 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6744 sat_short_accum_type_node, sat_accum_type_node,
6745 sat_long_accum_type_node, sat_long_long_accum_type_node,
6746 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6747 sat_unsigned_long_accum_type_node,
6748 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6749 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6750 unsigned_short_accum_type_node, unsigned_accum_type_node,
6751 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6752 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6753 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6754 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6755 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6756 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6757 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6758 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6759 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6760 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6761 sat_uda_type_node, sat_uta_type_node): New macro.
6762 (make_fract_type, make_accum_type): Declare.
6763 (make_signed_fract_type, make_unsigned_fract_type,
6764 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6765 make_signed_accum_type, make_unsigned_accum_type,
6766 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6767 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6768 make_or_reuse_sat_signed_fract_type,
6769 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6770 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6771 make_or_reuse_sat_unsigned_accum_type): New macro.
6772 (fixed_zerop): Declare.
6773 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6774 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6775 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6776 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6777 * treestruct.def: Add TS_FIXED_CST.
6778 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6780 (tree-dump.o): Likewise.
6781 (print-tree.o): Likewise.
6782 (tree-pretty-print.o): Likewise.
6783 (fold-const.o): Likewise.
6784 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6785 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6786 (is_gimple_min_invariant): Handle FIXED_CST.
6787 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6788 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6789 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6790 (layout_type): Handle FIXED_POINT_TYPE.
6791 (make_fract_type, make_accum_type): New functions.
6792 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6793 * tree-dump.c (fixed-value.h): New include.
6794 (dump_fixed): New function.
6795 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6796 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6797 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6798 * tree-pretty-print.c (fixed-value.h): New include.
6799 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6801 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6802 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6803 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6804 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6805 for non-saturating fixed-point types.
6806 (reassociate_bb): Likewise.
6807 * emit-rtl.c (fixed-value.h): New include.
6808 (fconst0, fconst1): New array.
6809 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6810 * tree-vect-generic.c expand_vector_operation): Support
6811 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6813 (type_for_widest_vector_mode): Add one parameter for the
6815 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6817 Pass the satp parameter to type_for_mode for fixed-point types.
6818 (expand_vector_operations_1): Pass the saturating flag to
6819 type_for_widest_vector_mode.
6820 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6821 and MODE_VECTOR_UACCUM.
6822 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6823 (vectorizable_condition): Likewise.
6824 * tree.c (fixed-value.h): New include.
6825 (tree_code_size): Support FIXED_CST.
6826 (build_fixed): New function.
6827 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6828 (fixed_zerop): New function.
6829 (tree_node_structure): Support FIXED_CST.
6830 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6831 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6832 (type_hash_eq): Handle FIXED_POINT_TYPE.
6833 (simple_cst_equal): Support FIXED_CST.
6834 (iterative_hash_expr): Handle FIXED_CST.
6835 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6836 (get_narrower): Likewise.
6837 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6838 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6839 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6840 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6842 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6843 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6844 (initializer_zerop): Support FIXED_CST.
6845 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6846 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6847 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6848 (is_base_type): Handle FIXED_POINT_TYPE.
6849 (add_type_attribute): Handle FIXED_POINT_TYPE.
6850 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6851 * print-tree.c (fixed-value.h): New include.
6852 (print_node_brief): Support FIXED_CST.
6853 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6854 * c-pretty-print.c (fixed-value.h): New include.
6855 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6856 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6857 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6858 Support fixed-point types for inner items in VECTOR_TYPE.
6859 (pp_c_direct_declarator): Likewise.
6860 (pp_c_declarator): Likewise.
6861 (pp_c_fixed_constant): New function.
6862 (pp_c_constant): Handle FIXED_CST.
6863 (pp_c_primary_expression): Likewise.
6864 (pp_c_expression): Likewise.
6865 * fold-const.c (fixed-value.h): New include.
6866 (negate_expr_p): Return true for FIXED_CST.
6867 (fold_negate_expr): Support FIXED_CST.
6868 (split_tree): Support FIXED_CST.
6869 (const_binop): Support FIXED_CST.
6870 (fold_convert_const_int_from_fixed): New function to convert from
6872 (fold_convert_const_real_from_fixed): New function to convert from
6874 (fold_convert_const_fixed_from_fixed): New function to convert from
6875 fixed to another fixed.
6876 (fold_convert_const_fixed_from_int): New function to convert from
6878 (fold_convert_const_fixed_from_real): New function to convert from
6880 (fold_convert_const): Support conversions from fixed to int, from
6881 fixed to real, from fixed to fixed, from int to fixed, and from real
6883 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6884 (operand_equal_p): Support FIXED_CST.
6885 (make_range): For fixed-point modes, we need to pass the
6886 saturating flag as the 2nd parameter.
6887 (tree_swap_operands_p): Handle FIXED_CST.
6888 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6890 (fold_unary): Support FIXED_CONVERT_EXPR.
6891 (fold_binary): Handle FIXED_CST.
6892 Make sure the type is not saturating, before associating operations.
6893 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6894 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6895 (fold_negate_const): Support FIXED_CST.
6896 (fold_relational_const): Support FIXED_CST.
6897 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6898 (gimplify_expr): Handle FIXED_CST.
6899 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6900 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6901 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6902 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6903 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6904 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6905 LONG_LONG_ACCUM_TYPE_SIZE.
6906 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6907 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6908 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6909 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6910 MODE_ACCUM, and MODE_UACCUM.
6911 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6912 fixed-point types to disable reduction.
6913 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6915 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6917 * config/rs6000/x-rs6000: New file.
6918 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6919 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6920 (EXTRA_SPEC_FUNCTIONS): Define.
6921 (HAVE_LOCAL_CPU_DETECT): Define.
6922 (CC1_CPU_SPEC): Define.
6923 * config/rs6000/driver-rs6000.c: New file.
6924 * config/rs6000/aix.h (CC1_SPEC): Define.
6925 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6926 * config.host: Add x-rs6000 to host_xmake_file if host and target
6927 are rs6000 or powerpc.
6929 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6931 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6933 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6934 Sandra Loosemore <sandra@codesourcery.com>
6935 Chao-ying Fu <fu@mips.com>
6936 Nigel Stephens <nigel@mips.com>
6937 David Ung <davidu@mips.com>
6939 * doc/invoke.texi (-mcode-readable): Document.
6940 * config/mips/mips.opt (mcode-readable): New option.
6941 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6942 * config/mips/mips.h (mips_code_readable_setting): New enum.
6943 (mips_code_readable): Declare.
6944 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6945 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6946 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6947 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6948 boiler-plate comments.
6949 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6950 * config/mips/mips.c (mips_code_readable): New variable.
6951 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6952 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6953 context and -mcode-readable setting to restrict the use of
6954 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6955 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6956 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6957 (mips_blocks_for_constant_p): Only return false for
6958 TARGET_MIPS16_PCREL_LOADS.
6959 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6960 for MIPS16. Handle SYMBOL_32_HIGH.
6961 (mips_const_insns): Allow HIGHs for MIPS16 too.
6962 (mips_unspec_address_offset): New function, split out from...
6963 (mips_unspec_address): ...here.
6964 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6965 16-bit symbolic constants. Assert approropiate conditions for
6966 using the "la" and "dla" macros.
6967 (mips_handle_option): Handle -mcode-readable=.
6968 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6969 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6970 (mips_strip_unspec_address): New function, split out from...
6971 (print_operand_reloc): ...here.
6972 (print_operand): Pass constants through mips_strip_unspec_address.
6973 (print_operand_address): Likewise.
6974 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6975 (mips_select_rtx_section): Remove MIPS16 handling.
6976 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6977 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6978 (mips16_lay_out_constants): Do nothing unless
6979 TARGET_MIPS16_PCREL_LOADS.
6980 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6981 * config/mips/mips.md: Split HIGHs for MIPS16.
6982 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6984 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6986 * config/mips/mips-protos.h (mips_emit_move): Declare.
6987 * config/mips/mips.c (mips_emit_move): New function.
6988 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6989 (mips_legitimize_const_move): Likewise.
6990 (mips_legitimize_move): Likewise.
6991 (mips_split_64bit_move): Likewise.
6992 (mips_restore_gp): Likewise.
6993 (mips_load_call_address): Likewise.
6994 (mips_emit_fcc_reload): Likewise.
6995 (mips_set_return_address): Likewise.
6996 (mips_block_move_straight): Likewise.
6997 (mips_block_move_loop): Likewise.
6998 (mips_setup_incoming_varargs): Likewise.
6999 (mips_save_reg): Likewise.
7000 (mips_expand_prologue): Likewise.
7001 (mips_restore_reg): Likewise.
7002 (mips_expand_epilogue): Likewise.
7003 (mips_output_mi_thunk): Likewise.
7004 (build_mips16_call_stub): Likewise.
7005 (mips_builtin_branch_and_move): Likewise.
7006 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7007 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7008 (fixuns_truncdfdi2): Likewise.
7009 (fixuns_truncsfsi2): Likewise.
7010 (fixuns_truncsfdi2): Likewise.
7011 (loadgp_absolute): Likewise.
7012 (builtin_setjmp_setup): Likewise.
7013 (builtin_longjmp): Likewise.
7014 (untyped_call): Likewise.
7016 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7018 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7019 an "rtx *" argument. Return a bool.
7020 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7021 values and return true if they can be split. Take the same kind of
7022 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7023 and store the lo_sum there if nonnull. Use the symbol type to
7024 determine whether a $gp or HIGH is needed.
7025 (mips_legitimize_address): Update call to mips_split_symbol and
7026 simplify accordingly.
7027 (mips_legitimize_const_move): Likewise.
7028 * config/mips/mips.md: In the combine define_split,
7029 check mips_split_symbol instead of splittable_symbolic_operand.
7030 Update use of mips_split_symbol in the generator code.
7031 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7033 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7035 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7036 (mips_symbol_insns_1): New function, split out from...
7037 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7038 and stores separately from load addresses.
7039 (mips_classify_address): Replace uses of mips_symbolic_address_p
7040 with uses of mips_symbol_insns.
7041 (mips_address_insns): Update calls to mips_symbol_insns.
7042 (mips_const_insns): Likewise.
7043 (mips_legitimize_address): Likewise.
7045 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7047 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7048 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7049 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7050 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7051 non-call contexts if TARGET_MIPS16.
7052 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7053 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7054 code for SYMBOL_ABSOLUTE.
7055 (mips_symbol_insns): Likewise.
7057 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7059 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7060 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7061 (mips_symbolic_constant_p): Likewise. Update the call to
7062 mips_classify_symbol.
7063 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7064 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7065 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7066 (print_operand_reloc): Add a context argument. Update the call to
7067 mips_symbolic_constant_p.
7068 (print_operand): Update the calls to print_operand_reloc.
7069 (print_operand_address): Use print_operand_reloc rather than
7071 (mips_rewrite_small_data_p): Add a context argument. Update the call
7072 to mips_symbolic_constant_p.
7073 (mips_small_data_pattern_1): Make DATA the containing mem.
7074 Update the call to mips_rewrite_small_data_p.
7075 (mips_rewrite_small_data_1): Likewise.
7076 (mips_use_anchors_for_symbol_p): Update the call to
7077 mips_symbolic_constant_p.
7078 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7079 (splittable_symbolic_operand): Likewise.
7080 (move_operand): Likewise.
7081 (absolute_symbolic_operand): Likewise.
7082 (got_disp_operand): Likewise.
7083 (got_page_ofst_operand): Likewise.
7085 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7087 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7088 (SYMBOL_ABSOLUTE): ...this.
7089 (SYMBOL_SMALL_DATA): Rename to...
7090 (SYMBOL_GP_RELATIVE): ...this.
7091 (SYMBOL_CONSTANT_POOL): Rename to...
7092 (SYMBOL_PC_RELATIVE): ...this.
7093 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7094 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7095 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7096 after above changes.
7097 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7098 (general_symbolic_operand): Rename to...
7099 (absolute_symbolic_operand): ...this.
7100 * config/mips/mips.md: Update after above changes.
7102 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7103 Revital Eres <eres@il.ibm.com>
7105 * ddg.c (print_ddg): Add dump information.
7106 * modulo-sched.c (print_node_sched_params): Add parameter and
7108 (calculate_maxii): Remove function.
7109 (undo_generate_reg_moves): Likewise.
7110 (undo_permute_partial_schedule): Likewise.
7111 (kernel_number_of_cycles): Likewise.
7112 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7113 (sms_schedule): Use it. Remove profitability checks.
7114 (sms_schedule_by_order): Fix order of nodes within the cycle.
7116 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7118 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7119 -profile option, add pie support.
7120 (ENDFILE_SPEC): New spec.
7121 * config/gnu.h (LIB_SPEC): Add -profile option.
7123 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7125 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7126 * config/gnu.h (LIB_SPEC): Likewise.
7128 2007-08-07 Yaz Saito <saito@google.com>
7129 Ian Lance Taylor <iant@google.com>
7131 * common.opt (finstrument-functions-exclude-function-list): New
7133 (finstrument-functions-exclude-file-list): New option.
7134 * opts.c (char_p): Define and DEF_VEC.
7135 (flag_instrument_functions_exclude_functions): New static
7137 (flag_instrument_functions_exclude_files): New static variable.
7138 (add_instrument_functions_exclude_list): New static function.
7139 (flag_instrument_functions_exclude_p): New function.
7140 (common_handle_option): Handle new options.
7141 * flags.h (flag_instrument_functions_exclude_p): Declare.
7142 * gimplify.c (gimplify_function_tree): Call
7143 flag_instrument_functions_exclude_p.
7144 * doc/invoke.texi (Option Summary): Mention new options.
7145 (Code Gen Options): Document new options.
7147 2007-08-07 Ian Lance Taylor <iant@google.com>
7149 PR rtl-optimization/32776
7150 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7151 (resolve_use): Likewise.
7152 (decompose_multiword_subregs): Remove "changed" local variable.
7154 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7156 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7157 * configure: Regenerate.
7158 * config.in: Regenerate.
7159 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7162 2007-08-07 Ian Lance Taylor <iant@google.com>
7164 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7165 note, just delete the insn.
7167 2007-08-07 Andreas Schwab <schwab@suse.de>
7170 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7173 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7175 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7176 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7177 (decompose_multiword_subregs): Use the functions above to decompose
7178 multiword shifts and zero-extends.
7180 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7182 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7183 "assemble" descriptions which were swapped.
7185 2007-08-06 Chao-ying Fu <fu@mips.com>
7187 * fixed-value.h: New file.
7188 * fixed-value.c: New file.
7189 * Makefile.in (OBJS-common): Add fixed-value.o.
7190 (fixed-value.o): New rule.
7191 (GTFILES): Add fixed-value.h.
7192 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7193 to compare a.low and b.low.
7194 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7196 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7197 Daniel Jacobowitz <dan@codesourcery.com>
7200 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7202 (x86_64-*-netbsd*): Likewise.
7203 (x86_64-*-linux*): Likewise.
7204 (x86_64-*-kfreebsd*-gnu): Likewise.
7205 (x86_64-*-knetbsd*-gnu): Likewise.
7206 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7208 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7210 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7211 Add -fno-asynchronous-unwind-tables.
7213 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7214 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7215 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7216 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7217 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7219 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7221 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7222 (TARGET_C_MODE_FOR_SUFFIX): New.
7224 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7226 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7228 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7230 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7232 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7234 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7235 before checking function returns in conditional expressions.
7237 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7240 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7242 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7245 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7246 for INTEGRAL_TYPE_P.
7248 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7250 * configure.ac: Remove --enable-checking=df from default settings.
7251 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7252 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7253 if the parameter is true.
7254 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7255 DF_VERIFY_SCHEDULED flag is true.
7256 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7257 (df_finish_pass): Adjust prototype.
7258 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7261 * see.c (pass_see): Add TODO_df_verify.
7262 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7263 * global.c (rest_of_handle_global_alloc): Schedule verification
7265 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7267 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7268 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7269 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7271 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7272 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7273 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7275 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7276 Revital Eres <eres@il.ibm.com>
7278 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7280 * ddg.c (create_ddg_dependence): Rename to...
7281 (create_ddg_dep_from_intra_loop_link): This. Do not check
7282 for interloop edges. Do not create anti dependence edge when
7283 a true dependence edge exists in the opposite direction and
7284 -fmodulo-sched-allow-regmoves is set.
7285 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7286 (add_cross_iteration_register_deps): Create anti dependence edge
7287 when -fno-modulo-sched-allow-regmoves is set.
7288 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7290 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7292 * config/arm/arm.md (movsi): Add braces.
7294 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7297 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7298 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7301 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7303 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7304 state accessor functions.
7305 * cfgloopmanip.c (remove_path, create_preheaders,
7306 force_single_succ_latches, fix_loop_structure): Ditto.
7307 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7308 tree_duplicate_loop_to_header_edge): Ditto.
7309 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7310 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7312 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7313 cleanup_tree_cfg): Ditto.
7314 * tree-cfg.c (tree_merge_blocks): Ditto.
7315 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7316 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7317 loop_preheader_edge, single_exit): Ditto.
7318 (flow_loops_find): Do not clear loops->state.
7319 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7320 loops_state_clear): New functions.
7322 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7325 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7326 when adding to the base and convert ELT to sizetype instead of type.
7328 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7331 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7332 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7334 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7337 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7338 correct type the negate expression.
7340 2007-08-03 Jan Hubicka <jh@suse.cz>
7342 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7345 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7347 * config/rs6000/rs6000.c (struct processor_cost): Change
7348 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7349 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7351 (rios1_costs, rios2_cost): Correct cache line size.
7352 (rs6000_override_options): Set l2-cache-size parameter.
7354 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7355 Diego Novillo <dnovillo@google.com>
7358 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7359 if the range includes 0.
7361 2007-08-03 Ben Elliston <bje@au.ibm.com>
7363 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7364 mode to unspec expressions to silence a warning from the generator
7367 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7369 * config/ia64/constraints.md ("U"): Make constraint vector only.
7371 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7374 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7375 always_inline attribute on the function decl.
7377 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7380 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7381 if we are compiling with -fPIC.
7383 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7384 Nigel Stephens <nigel@mips.com>
7386 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7387 Define for MIPS32 and MIPS64.
7389 2007-08-02 Nick Clifton <nickc@redhat.com>
7391 * config/host-hpux.c: Change copyright header to refer to version
7392 3 of the GNU General Public License and to point readers at the
7393 COPYING3 file and the FSF's license web page.
7394 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7395 config/alpha/linux.h, config/alpha/alpha.opt,
7396 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7397 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7398 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7399 config/alpha/alpha.h, config/alpha/sync.md,
7400 config/alpha/openbsd.h, config/alpha/alpha.md,
7401 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7402 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7403 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7404 config/alpha/constraints.md, config/alpha/osf.h,
7405 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7406 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7407 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7408 config/frv/frv-asm.h, config/frv/frv-protos.h,
7409 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7410 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7411 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7412 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7413 config/s390/s390.opt, config/s390/s390-modes.def,
7414 config/s390/fixdfdi.h, config/s390/constraints.md,
7415 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7416 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7417 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7418 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7419 config/m32c/prologue.md, config/m32c/m32c.abi,
7420 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7421 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7422 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7423 config/m32c/jump.md, config/m32c/shift.md,
7424 config/m32c/m32c-protos.h, config/libgloss.h,
7425 config/spu/spu-protos.h, config/spu/predicates.md,
7426 config/spu/spu-builtins.h, config/spu/spu.c,
7427 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7428 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7429 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7430 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7431 config/sparc/hypersparc.md, config/sparc/predicates.md,
7432 config/sparc/linux.h, config/sparc/sp64-elf.h,
7433 config/sparc/supersparc.md, config/sparc/cypress.md,
7434 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7435 config/sparc/niagara.md, config/sparc/sparc.md,
7436 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7437 config/sparc/sparc.opt, config/sparc/sync.md,
7438 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7439 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7440 config/sparc/sparc.c, config/sparc/little-endian.opt,
7441 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7442 config/sparc/linux64.h, config/sparc/freebsd.h,
7443 config/sparc/sol2.h, config/sparc/rtemself.h,
7444 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7445 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7446 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7447 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7448 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7449 config/m32r/linux.h, config/m32r/constraints.md,
7450 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7451 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7452 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7453 config/i386/i386.md, config/i386/netware-crt0.c,
7454 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7455 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7456 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7457 config/i386/sol2.h, config/i386/constraints.md,
7458 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7459 config/i386/predicates.md, config/i386/geode.md,
7460 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7461 config/i386/freebsd64.h, config/i386/vxworksae.h,
7462 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7463 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7464 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7465 config/i386/netware.h, config/i386/i386-modes.def,
7466 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7467 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7468 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7469 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7470 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7471 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7472 config/i386/xm-mingw32.h, config/i386/linux64.h,
7473 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7474 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7475 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7476 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7477 config/i386/cygwin2.c, config/i386/i386-protos.h,
7478 config/i386/sync.md, config/i386/openbsd.h,
7479 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7480 config/i386/nto.h, config/i386/biarch64.h,
7481 config/i386/i386-coff.h, config/i386/freebsd.h,
7482 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7483 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7484 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7485 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7486 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7487 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7488 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7489 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7490 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7491 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7492 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7493 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7494 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7495 config/sh/superh64.h, config/sh/rtemself.h,
7496 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7497 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7498 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7499 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7500 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7501 config/avr/predicates.md, config/avr/constraints.md,
7502 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7503 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7504 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7505 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7506 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7507 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7508 config/c4x/predicates.md, config/c4x/c4x.h,
7509 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7510 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7511 config/xtensa/linux.h, config/xtensa/xtensa.h,
7512 config/xtensa/elf.h, config/xtensa/xtensa.md,
7513 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7514 config/xtensa/xtensa-protos.h, config/dbx.h,
7515 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7516 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7517 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7518 config/host-solaris.c, config/fr30/fr30.h,
7519 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7520 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7521 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7522 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7523 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7524 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7525 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7526 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7527 config/cris/predicates.md, config/cris/linux.h,
7528 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7529 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7530 config/cris/aout.opt, config/cris/cris-protos.h,
7531 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7532 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7533 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7534 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7535 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7536 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7537 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7538 config/chorus.h, config/mn10300/mn10300.c,
7539 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7540 config/mn10300/mn10300.h, config/mn10300/linux.h,
7541 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7542 config/mn10300/mn10300.md, config/ia64/predicates.md,
7543 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7544 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7545 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7546 config/ia64/freebsd.h, config/ia64/ia64.md,
7547 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7548 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7549 config/gofast.h, config/rtems.h, config/sol2-10.h,
7550 config/m68k/predicates.md, config/m68k/m68k.md,
7551 config/m68k/linux.h, config/m68k/m68k-modes.def,
7552 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7553 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7554 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7555 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7556 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7557 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7558 config/m68k/constraints.md, config/m68k/rtemself.h,
7559 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7560 config/m68k/uclinux.h, config/rs6000/power4.md,
7561 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7562 config/rs6000/linux.h, config/rs6000/eabi.h,
7563 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7564 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7565 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7566 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7567 config/rs6000/windiss.h, config/rs6000/603.md,
7568 config/rs6000/aix41.h, config/rs6000/cell.md,
7569 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7570 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7571 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7572 config/rs6000/default64.h, config/rs6000/7xx.md,
7573 config/rs6000/darwin.opt, config/rs6000/spe.md,
7574 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7575 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7576 config/rs6000/7450.md, config/rs6000/linux64.h,
7577 config/rs6000/constraints.md, config/rs6000/440.md,
7578 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7579 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7580 config/rs6000/rs6000.h, config/rs6000/power6.md,
7581 config/rs6000/predicates.md, config/rs6000/altivec.md,
7582 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7583 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7584 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7585 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7586 config/rs6000/linux64.opt, config/rs6000/sync.md,
7587 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7588 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7589 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7590 config/rs6000/eabispe.h, config/rs6000/e500.h,
7591 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7592 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7593 config/rs6000/aix.h, config/rs6000/vxworks.h,
7594 config/rs6000/40x.md, config/rs6000/aix51.h,
7595 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7596 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7597 config/arc/arc.h, config/mcore/mcore-elf.h,
7598 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7599 config/mcore/mcore.md, config/mcore/mcore.c,
7600 config/mcore/mcore.opt, config/mcore/mcore.h,
7601 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7602 config/score/predicates.md, config/score/score-version.h,
7603 config/score/score-protos.h, config/score/misc.md,
7604 config/score/elf.h, config/score/score.c, config/score/mac.md,
7605 config/score/score7.md, config/score/score.h,
7606 config/score/score-conv.h, config/score/score-mdaux.c,
7607 config/score/score.md, config/score/score.opt,
7608 config/score/score-modes.def, config/score/score-mdaux.h,
7609 config/score/mul-div.S, config/arm/uclinux-elf.h,
7610 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7611 config/arm/symbian.h, config/arm/linux-elf.h,
7612 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7613 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7614 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7615 config/arm/strongarm-pe.h, config/arm/arm.h,
7616 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7617 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7618 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7619 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7620 config/arm/arm-cores.def, config/arm/arm-protos.h,
7621 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7622 config/arm/wince-pe.h, config/arm/neon.md,
7623 config/arm/constraints.md, config/arm/neon.ml,
7624 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7625 config/arm/arm.opt, config/arm/arm926ejs.md,
7626 config/arm/predicates.md, config/arm/iwmmxt.md,
7627 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7628 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7629 config/arm/neon-testgen.ml, config/arm/arm.md,
7630 config/arm/xscale-coff.h, config/arm/pe.c,
7631 config/arm/arm-generic.md, config/arm/pe.h,
7632 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7633 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7634 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7635 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7636 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7637 config/pa/predicates.md, config/pa/pa64-hpux.h,
7638 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7639 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7640 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7641 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7642 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7643 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7644 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7645 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7646 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7647 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7648 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7649 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7650 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7651 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7652 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7653 config/mips/linux64.h, config/mips/elforion.h,
7654 config/mips/constraints.md, config/mips/generic.md,
7655 config/mips/predicates.md, config/mips/4300.md,
7656 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7657 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7658 config/mips/5k.md, config/mips/vr4120-div.S,
7659 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7660 config/mips/mips-protos.h, config/mips/6000.md,
7661 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7662 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7663 config/mips/mips-modes.def, config/mips/vr.h,
7664 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7665 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7666 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7667 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7668 config/vax/openbsd1.h, config/vax/netbsd.h,
7669 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7670 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7671 config/h8300/rtems.h, config/h8300/predicates.md,
7672 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7673 config/h8300/h8300.md, config/h8300/h8300.opt,
7674 config/h8300/coff.h, config/h8300/h8300-protos.h,
7675 config/v850/v850.md, config/v850/predicates.md,
7676 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7677 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7678 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7679 config/mmix/mmix.h, config/mmix/predicates.md,
7680 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7681 config/mmix/mmix.c, config/mmix/mmix.opt,
7682 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7683 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7684 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7685 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7688 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7690 * emit-rtl.c (reset_used_decls): Rename to...
7691 (set_used_decls): ...this. Set the used flag rather than clearing it.
7692 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7693 DECL_RTLs rather than resetting them.
7695 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7697 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7699 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7701 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7702 argument to find_reloads_address.
7704 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7706 PR tree-optimization/32919
7707 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7708 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7709 (coalesce_ssa_name): Call it.
7711 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7712 David Ung <davidu@mips.com>
7714 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7715 (__mips16_unorddf2, __mips16_floatunsidf): New.
7716 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7718 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7720 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7722 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7723 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7724 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7725 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7726 * omp-low.c (get_ws_args_for, determine_parallel_type,
7727 expand_omp_for_generic, expand_omp_for_static_nochunk,
7728 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7729 Work with more precise CFG.
7730 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7731 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7733 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7734 * gimple-low.c (lower_stmt): Ditto.
7735 * tree-inline.c (estimate_num_insns_1): Ditto.
7736 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7737 (OMP_SECTIONS_SWITCH): New.
7738 * tree-cfgcleanup.c (cleanup_omp_return): New.
7739 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7740 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7741 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7742 (tree_redirect_edge_and_branch): Handle omp constructs.
7744 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7745 with three arguments.
7747 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7749 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7752 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7754 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7755 the loop structures may need fixing.
7756 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7758 (cleanup_tree_cfg_loop): Removed.
7759 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7760 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7761 instead of running cleanup_tree_cfg_loop.
7762 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7763 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7764 (tree_predictive_commoning): Declaration changed.
7765 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7767 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7769 * doc/invoke.texi (l1-cache-size): Update documentation.
7770 (l2-cache-size): Document.
7771 * params.h (L2_CACHE_SIZE): New macro.
7772 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7773 that L1_CACHE_SIZE is in kB now.
7774 (L2_CACHE_SIZE_BYTES): New macro.
7775 (tree_ssa_prefetch_arrays): Show size in kB.
7776 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7777 and l2_cache_size fields.
7778 * config/i386/driver-i386.c (describe_cache): Detect cache size
7780 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7781 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7782 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7783 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7784 (override_options): Set l1-cache-size and l2-cache-size to default
7785 values if not specified otherwise.
7786 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7787 (PARAM_L2_CACHE_SIZE): New.
7789 2007-08-01 Nigel Stephens <nigel@mips.com>
7790 David Ung <davidu@mips.com>
7791 Thiemo Seufer <ths@mips.com>
7792 Chris Dearman <chris@mips.com>
7793 Richard Sandiford <richard@codesourcery.com>
7795 * config.gcc (mips*-sde-elf*): New stanza.
7796 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7797 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7798 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7799 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7800 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7801 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7803 * config/mips/sde.h: New file.
7804 * config/mips/t-libgcc-mips16: Likewise.
7805 * config/mips/t-sde: Likewise.
7806 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7807 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7808 _MIPS_FPSET and _MIPS_SZINT.
7809 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7810 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7811 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7812 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7813 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7814 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7815 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7816 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7817 _MIPS_SZPTR and _MIPS_FPSET.
7818 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7819 architecture is specified.
7820 (MIPS_32BIT_OPTION_SPEC): New macro.
7822 2007-07-31 Dan Hipschman <dsh@google.com>
7824 * gcc.c (end_going_arg): New function.
7825 (do_spec_2): Use it.
7826 (do_spec_1): Use it.
7828 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7830 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7831 only if ENABLE_CHECKING is defined.
7833 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7835 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7836 df_ru_add_problem, df_ru_get_bb_info): Removed.
7837 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7838 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7839 df_ru_free_bb_info, df_ru_alloc,
7840 df_ru_bb_local_compute_process_def,
7841 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7842 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7843 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7844 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7845 df_ru_add_problem): Removed.
7847 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7850 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7851 (casesi32p, casesi64p): Likewise.
7852 (casesi): Adjust for above.
7854 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7856 * mode-switching.c (create_pre_exit): Don't search past calls.
7858 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7860 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7862 2007-07-31 Revital Eres <eres@il.ibm.com>
7864 * ddg.c (add_deps_for_def): Rename to...
7865 (add_cross_iteration_register_deps): This. Change implementation
7866 to use only reaching def and def-use chains to construct the
7867 inter loop dependencies.
7868 (add_deps_for_use): Remove function.
7869 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7870 function to build the inter loop dependencies.
7871 * modulo-sched.c (sms_schedule): Build only
7872 reaching def and def-use chains for the propose of the ddg
7875 2007-07-31 Julian Brown <julian@codesourcery.com>
7877 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7878 New define_insns. Use correct RTL.
7879 (vec_set<mode>): Write as expander.
7881 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7883 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7884 to an unallocated space.
7886 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7889 (split_constant_offset): Enable split_constant_offset to extract
7890 constants from other statements.
7891 * tree-vect-transform.c
7892 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7893 to a temp var. Force base_offset to be simple.
7895 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7897 * df-scan.c (df_scan_verify): Remove artificial limit on
7898 the number of blocks for verification.
7899 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7900 df_simulate_defs): Avoid unnecessary insn checking for defs.
7902 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7904 * config/m68k/lb1sf68.asm (FUNC): New macro.
7906 (__udivsi3): Likewise.
7907 (__divsi3): Likewise.
7908 (__umodsi3): Likewise.
7909 (__modsi3): Likewise.
7910 (__subdf3): Likewise.
7911 (__adddf3): Likewise.
7912 (__muldf3): Likewise.
7913 (__divdf3): Likewise.
7914 (__negdf2): Likewise.
7915 (__cmpdf2): Likewise.
7916 (__subsf3): Likewise.
7917 (__addsf3): Likewise.
7918 (__mulsf3): Likewise.
7919 (__divsf3): Likewise.
7920 (__negsf2): Likewise.
7921 (__cmpsf2): Likewise.
7922 (__eqdf2): Likewise.
7923 (__nedf2): Likewise.
7924 (__gtdf2): Likewise.
7925 (__gedf2): Likewise.
7926 (__ltdf2): Likewise.
7927 (__ledf2): Likewise.
7928 (__eqsf2): Likewise.
7929 (__nesf2): Likewise.
7930 (__gtsf2): Likewise.
7931 (__gesf2): Likewise.
7932 (__ltsf2): Likewise.
7933 (__lesf2): Likewise.
7935 2007-07-30 Ollie Wild <aaw@google.com>
7937 * c-ppoutput.c (print_lines_directives_only): New function.
7938 (scan_translation_unit_directives_only): New function.
7939 (preprocess_file): Add call to scan_translation_unit_directives_only.
7940 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7941 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7942 -fdirectives-only. Add errors for -fdirectives-only conflict with
7943 -Wunused-macros and -traditional.
7944 (finish_options): Add builtin macro initialization for
7945 -fdirectives-only + -fpreprocessed.
7946 * c.opt (fdirectives-only): New.
7947 * doc/cppopts.texi (fdirectives-only): New.
7949 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7951 * alias.c (record_set, memory_modified_1): Constify.
7952 * bt-load.c (note_btr_set): Likewise.
7953 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7954 * combine.c (set_nonzero_bits_and_sign_copies,
7955 expand_field_assignment, record_dead_and_set_regs_1,
7956 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7957 likely_spilled_retval_1): Likewise.
7958 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7959 frv_io_handle_set): Likewise.
7960 * config/mips/mips.c (mips_sim_record_set,
7961 vr4130_true_reg_dependence_p_1): Likewise.
7962 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7963 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7964 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7965 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7966 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7967 * ddg.c (mark_mem_store): Likewise.
7968 * df-problems.c (df_urec_mark_reg_change): Likewise.
7969 * function.c (update_epilogue_consts): Likewise.
7970 * gcse.c (record_set_info, record_last_set_info,
7971 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7972 reg_clear_last_set): Likewise.
7973 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7975 * jump.c (reversed_comparison_code_parts): Likewise.
7976 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7977 reg_is_set): Likewise.
7978 * loop-iv.c (mark_altered): Likewise.
7979 * mode-switching.c (reg_becomes_live): Likewise.
7980 * optabs.c (no_conflict_move_test): Likewise.
7981 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7983 * postreload.c (reload_combine_note_store, move2add_note_store):
7985 * regmove.c (flags_set_1): Likewise.
7986 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7988 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7990 * resource.c (update_live_status): Likewise.
7991 * rtl.h (set_of, note_stores): Likewise.
7992 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7993 note_stores, parms_set): Likewise.
7994 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7995 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7997 * var-tracking.c (count_stores, add_stores): Likewise.
7999 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8001 * alias.c (mems_in_disjoint_alias_sets_p,
8002 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8003 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8004 write_dependence_p, mems_in_disjoint_alias_sets_p,
8005 read_dependence, true_dependence, canon_true_dependence,
8006 anti_dependence, output_dependence): Constify.
8007 * combine.c (extended_count): Likewise.
8008 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8009 * cselib.c (get_value_hash, references_value_p,
8010 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8011 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8012 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8013 * function.c (contains, prologue_epilogue_contains,
8014 sibcall_epilogue_contains): Likewise.
8015 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8016 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8017 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8018 reg_or_subregno): Likewise.
8019 * recog.c (asm_noperands): Likewise.
8020 * reload1.c (function_invariant_p): Likewise.
8021 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8022 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8023 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8024 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8025 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8026 extended_count, prologue_epilogue_contains,
8027 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8028 canon_true_dependence, read_dependence, anti_dependence,
8029 output_dependence): Likewise.
8030 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8032 2007-07-30 Julian Brown <julian@codesourcery.com>
8034 * config/arm/neon.md (V_ext): New mode attribute.
8035 (neon_vget_lane<mode>): Replace with define_expand.
8036 (neon_vget_lane<mode>_sext_internal)
8037 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8038 and quad precision vectors.
8039 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8040 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8041 have typeless 32-bit result.
8043 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8046 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8048 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8049 use sizetype for rest.
8050 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8051 (aff_combination_convert): Don't convert rest for pointer types.
8053 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8055 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8057 * tree-ssa-alias.c: Add alloc-pool.h.
8058 (init_alias_info): Free alias_bitmap_obstack.
8059 (delete_alias_info): Call delete_mem_ref_stats.
8060 (get_mem_sym_stats_for): Use alloc_pool.
8061 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8062 (delete_mem_sym_stats): Removed.
8064 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8066 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8067 functions cannot be represented as classical distance vectors.
8069 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8071 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8072 * builtins.c (validate_arg, builtin_mathfn_code,
8073 validate_arglist): Likewise.
8074 * calls.c (call_expr_flags): Likewise.
8075 * combine.c (reg_nonzero_bits_for_combine,
8076 reg_num_sign_bit_copies_for_combine, get_last_value,
8077 reg_truncated_to_mode): Likewise.
8078 * emit-rtl.c (subreg_lowpart_p): Likewise.
8079 * expr.c (highest_pow2_factor_for_target,
8080 categorize_ctor_elements_1, categorize_ctor_elements,
8081 count_type_elements, contains_packed_reference,
8082 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8083 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8084 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8085 native_encode_int, native_encode_real, native_encode_complex,
8086 native_encode_vector, native_encode_expr, native_interpret_int,
8087 native_interpret_real, native_interpret_complex,
8088 native_interpret_vector, native_interpret_expr): Likewise.
8089 * function.c (use_register_for_decl): Likewise.
8090 * gimplify.c (get_name): Likewise.
8091 * langhooks-def.h (lhd_return_null_const_tree): New.
8092 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8093 * langhooks.c (lhd_return_null_const_tree): New.
8094 * langhooks.h (lang_get_callee_fndecl): Constify.
8095 * output.h (constructor_static_from_elts_p): Likewise.
8096 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8097 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8098 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8099 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8100 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8101 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8102 * rtlhooks-def.h (reg_nonzero_bits_general,
8103 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8105 * rtlhooks.c (reg_num_sign_bit_copies_general,
8106 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8108 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8109 * stor-layout.c (mode_for_size_tree): Likewise.
8110 * tree-ssa-loop-im.c (memref_eq): Likewise.
8111 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8112 * tree.c (contains_placeholder_p, type_list_equal,
8113 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8115 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8116 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8117 contains_placeholder_p, contains_packed_reference,
8118 get_callee_fndecl, operand_equal_for_phi_arg_p,
8119 warn_if_unused_value, is_body_block, native_encode_expr,
8120 native_interpret_expr, fold_convertible_p, operand_equal_p,
8121 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8122 validate_arglist, simple_cst_equal, type_list_equal,
8123 use_register_for_decl, call_expr_flags, get_name,
8124 highest_pow2_factor): Likewise.
8125 (const_call_expr_arg_iterator_d,
8126 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8127 first_const_call_expr_arg, more_const_call_expr_args_p,
8128 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8129 * varasm.c (constructor_static_from_elts_p): Constify.
8131 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8133 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8134 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8135 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8136 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8137 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8138 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8139 spelling conventions.
8140 * doc/invoke.texi: Follow spelling conventions.
8142 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8143 Revital Eres <eres@il.ibm.com>
8145 * modulo-sched.c (sms_schedule): Avoid loops which includes
8146 auto-increment instructions.
8148 2007-07-28 Richard Guenther <rguenther@suse.de>
8151 * fold-const.c (fold_cond_expr_with_comparison): Convert
8152 operand zero of MIN/MAX_EXPR to correct type.
8154 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8157 flags_from_decl_or_type): Constify.
8158 * gcc.c (do_spec_1): Likewise.
8159 * print-tree.c (dump_addr, print_node_brief): Likewise.
8160 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8161 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8162 tree_purge_all_dead_eh_edges): Likewise.
8163 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8164 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8166 * tree.c (expr_location, expr_has_location, expr_locus,
8167 expr_filename, expr_lineno, get_inner_array_type,
8168 fields_compatible_p): Likewise.
8169 * tree.h (get_inner_array_type, fields_compatible_p,
8170 expr_location, expr_has_location, expr_locus, expr_filename,
8171 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8172 setjmp_call_p, alloca_call_p): Likewise.
8174 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8176 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8177 TV_FLOW_INSENSITIVE.
8179 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8181 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8182 (compute_flow_insensitive_aliasing): Ditto for
8183 TV_FLOW_INSENSITIVE.
8185 2007-07-27 Jan Hubicka <jh@suse.cz>
8187 * config/i386/i386.c (register_move_cost): Remove accidentally
8188 comitted #if 0 block.
8190 * attribs.c: Include hashtab.h
8191 (attribute_hash): New.
8192 (substring): New structure.
8193 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8195 (init_attributes): Initialize attribute hash.
8196 (decl_attributes): Use attribute hash.
8197 * Makefile.in (attribs.c): Depend on hashtab.h.
8199 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8201 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8203 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8205 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8206 __mips_dspr2 and __mips_dsp_rev macros.
8207 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8209 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8211 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8213 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8217 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8218 and the updating of the live and do_not_gen sets.
8219 (df_note_bb_compute): Added updating of live and do_not_gen sets
8220 for regular defs so that the case of clobber inside conditional
8221 call is processed correctly.
8223 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8225 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8226 operands with compatible type.
8228 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8230 * expr.h (store_bit_field): Don't return a value.
8231 * expmed.c (check_predicate_volatile_ok): New function.
8232 (store_bit_field_1): New function, extracted from store_bit_field.
8233 Take a fallback_p argument and return true if the operation succeeded.
8234 Only use store_fixed_bit_field if fallback_p. Don't recompute
8235 mode_for_extraction; use op_mode instead. Try forcing memories
8236 into registers if the insv expander fails.
8237 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8238 Don't return a value.
8239 (convert_extracted_bit_field): New function, extracted from
8241 (extract_bit_field_1): Likewise. Take a fallback_p argument
8242 and return NULL if the operation succeeded. Only use
8243 extract_fixed_bit_field if fallback_p. Only calculate one
8244 extraction mode. Combine code for extv and extzv. Try forcing
8245 memories into registers if the ext(z)v expander fails.
8246 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8248 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8250 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8252 (df_ref): Likewise. Put regno with other integer fields.
8254 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8256 * df.h (df_mw_hardreg): Remove "loc" field.
8257 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8259 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8260 split out from df_set_unused_notes_for_mw. Return false for
8261 partial references. Assert that mw_reg is a REG when returning true.
8262 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8263 (df_whole_mw_reg_dead_p): New function, split out from
8264 df_set_dead_notes_for_mw. Return false for partial references.
8265 Assert that mw_reg is a REG when returning true.
8266 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8267 Remove redundant bitmap check.
8269 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8271 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8272 ($(T)crtend.o): Likwise.
8273 ($(T)crtbeginS.o): Likwise.
8274 ($(T)crtendS.o): Likwise.
8275 ($(T)crtfastmath.o): Likwise.
8277 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8279 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8280 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8281 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8282 and x_n_bbs_in_dom_tree fields.
8284 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8286 PR tree-optimization/32087
8287 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8288 Do not call scale_bbs_frequencies_int with prob of zero.
8290 2007-07-26 Julian Brown <julian@codesourcery.com>
8292 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8293 (neon_element_bits): Add prototypes.
8294 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8295 (neon_const_bounds, neon_element_bits): New functions.
8296 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8297 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8298 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8299 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8300 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8301 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8302 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8303 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8304 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8305 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8306 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8307 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8308 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8310 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8312 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8313 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8315 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8316 Julian Brown <julian@codesourcery.com>
8318 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8319 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8320 * config/arm/cortex-a8.md: New.
8321 * config/arm/cortex-a8-neon.md: New.
8322 * config/arm/neon-schedgen.ml: New.
8323 * config/arm/neon.md (vqh_mnem): New.
8325 (Is_float_mode): New.
8326 (Scalar_mul_8_16): New.
8328 (V_mode_nunits): New.
8329 (All instruction patterns): Annotate with neon_type attribute
8331 * config/arm/arm.md: Include cortex-a8.md.
8332 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8334 Annotate instruction patterns accordingly.
8335 (generic_sched): Do not use generic scheduling for Cortex-A8.
8336 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8338 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8340 * fold-const.c (fold_read_from_constant_string): Use
8342 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8344 2007-07-26 Nick Clifton <nickc@redhat.com>
8346 * tree-ssa-operands.h: Change copyright header to refer to version
8347 3 of the GNU General Public License and to point readers at the
8348 COPYING3 file and the FSF's license web page.
8349 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8350 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8351 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8352 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8353 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8354 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8355 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8356 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8357 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8358 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8359 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8360 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8361 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8362 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8363 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8364 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8365 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8366 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8367 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8368 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8369 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8370 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8371 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8372 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8373 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8374 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8375 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8376 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8377 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8378 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8379 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8380 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8381 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8382 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8383 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8384 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8385 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8386 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8387 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8388 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8389 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8390 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8391 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8392 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8393 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8394 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8395 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8396 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8397 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8398 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8399 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8400 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8401 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8402 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8403 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8404 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8405 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8406 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8407 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8408 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8409 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8410 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8411 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8412 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8413 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8414 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8415 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8416 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8417 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8418 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8419 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8420 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8421 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8422 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8423 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8424 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8425 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8426 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8427 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8428 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8429 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8430 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8431 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8432 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8433 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8434 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8435 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8436 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8437 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8438 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8439 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8440 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8441 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8442 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8443 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8444 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8445 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8446 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8447 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8448 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8449 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8450 convert.c, convert.h, langhooks-def.h, reload1.c,
8451 tree-ssa-operands.c: Likewise.
8453 2007-07-26 Jan Hubicka <jh@suse.cz>
8455 * tree-ssa-live.c: Include debug.h and flags.h.
8456 (mark_scope_block_unused): New function.
8457 (remove_unused_scope_block_p): New function.
8458 (remove_unused_locals): Remove unused blocks too.
8460 2007-07-25 Ian Lance Taylor <iant@google.com>
8462 * combine.c (combine_max_regno): Remove. Remove all uses.
8463 (struct reg_stat_struct): Rename from struct reg_stat.
8464 (reg_stat_type): Define, and declare VECs.
8465 (reg_stat): Change from pointer to VEC. Change all uses.
8466 (combine_split_insns): New static function.
8467 (try_combine, find_split_point): Call it instead of split_insns.
8469 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8471 * cfghooks.c (split_block): Fix the information about loop latch.
8473 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8475 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8477 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8479 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8480 Scan the new edge for loop exit info.
8482 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8484 * config/darwin.c: Include debug.h.
8486 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8489 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8491 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8493 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8494 (HARD_REGNO_MODE_OK): Ditto.
8495 (MODES_TIEABLE_P): Ditto.
8496 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8497 (CLASS_MAX_NREGS): Ditto.
8498 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8499 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8500 (divdf3_internal_thr): Removed.
8501 * config/ia64/div.md: New file.
8502 * config/ia64/constraints.md: Add H constraint.
8504 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8506 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8507 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8508 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8509 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8510 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8511 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8512 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8513 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8514 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8515 dump_sbitmap_file, debug_sbitmap, popcount_table,
8516 sbitmap_popcount): Constify.
8517 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8518 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8519 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8520 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8521 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8522 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8523 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8524 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8525 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8526 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8527 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8529 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8531 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8532 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8533 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8534 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8535 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8536 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8537 bitmap_intersect_p, bitmap_intersect_compl_p,
8538 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8539 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8541 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8542 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8543 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8544 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8545 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8546 debug_bitmap, debug_bitmap_file, bitmap_print,
8547 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8548 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8550 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8552 * config/darwin.c (darwin_override_options): Additional fix for
8553 debug info formats that don't support var tracking.
8555 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8557 * cselib.c (entry_and_rtx_equal_p): Constify.
8558 * gengtype.c (output_mangled_typename, write_types, write_local):
8560 * gengtype.h (const_type_p): New.
8561 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8563 * tlink.c (scan_linker_output): De-constify.
8564 * tree-ssa-loop-im.c (memref_eq): Constify.
8565 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8566 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8568 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * c-common.c (fname_as_string, c_type_hash): Constify.
8571 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8572 * cgraph.c (edge_hash, edge_eq): Likewise.
8573 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8574 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8575 reg_attrs_htab_eq): Likewise.
8576 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8578 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8579 const_decl_t, const_state_t, const_automata_list_el_t): New.
8580 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8581 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8582 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8583 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8584 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8585 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8586 compare_max_occ_cycle_nums, out_state_arcs_num,
8587 compare_transition_els_num, units_cmp, state_reservs_cmp):
8589 * genmodes.c (cmp_modes): Likewise.
8590 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8591 * gimplify.c (compare_case_labels): Likewise.
8592 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8593 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8594 * matrix-reorg.c (mtt_info_hash): Likewise.
8595 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8596 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8597 (htab_hash_bucket, htab_hash_elem): Constify.
8598 * tree-browser.c (TB_parent_eq): Likewise.
8599 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8600 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8601 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8602 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8604 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8605 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8606 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8607 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8608 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8610 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8611 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8612 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8613 * tree-ssa-threadupdate.c (redirection_data_hash,
8614 redirection_data_eq): Likewise.
8615 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8616 * tree-ssa.c (var_ann_eq): Likewise.
8617 * tree-vrp.c (compare_case_labels): Likewise.
8618 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8619 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8620 tree_not_check_failed, tree_class_check_failed,
8621 tree_range_check_failed, tree_not_class_check_failed,
8622 omp_clause_check_failed, omp_clause_range_check_failed,
8623 tree_contains_struct_check_failed, tree_operand_check_failed):
8625 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8626 tree_not_check_failed, tree_class_check_failed,
8627 tree_range_check_failed, tree_not_class_check_failed,
8628 tree_operand_check_failed, omp_clause_operand_check_failed,
8629 tree_operand_length): Likewise.
8630 * var-tracking.c (const_variable): New.
8631 (variable_htab_hash, variable_htab_eq): Constify.
8632 * varasm.c (const_desc_hash): Likewise.
8634 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8636 * expr.c (handled_component_p): Constify.
8637 * fold-const.c (fit_double_type): Likewise.
8638 * real.h (real_value_from_int_cst): Likewise.
8639 * tree-flow-inline.h (gimple_in_ssa_p,
8640 gimple_aliases_computed_p, gimple_addressable_vars,
8641 gimple_call_clobbered_vars, gimple_referenced_vars,
8642 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8643 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8644 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8645 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8646 is_label_stmt, is_global_var, phi_ssa_name_p,
8647 factoring_name_p, is_call_clobbered, tree_common_ann,
8648 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8649 unmodifiable_var_p, array_ref_contains_indirect_ref,
8650 ref_contains_array_ref, lookup_subvars_for_var,
8651 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8652 gimple_mem_ref_stats): Likewise.
8653 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8654 may_aliases, is_exec_stmt, is_label_stmt,
8655 ref_contains_array_ref, array_ref_contains_indirect_ref,
8656 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8657 unmodifiable_var_p): Likewise.
8658 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8659 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8660 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8661 cst_and_fits_in_hwi, real_value_from_int_cst,
8662 build_real_from_int_cst, integer_zerop, integer_onep,
8663 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8664 tree_floor_log2, real_zerop, real_onep, real_twop,
8665 real_minus_onep, really_constant_p, purpose_member, chain_member,
8666 list_length, fields_length, int_size_in_bytes, bit_position,
8667 int_bit_position, byte_position, int_byte_position, expr_align,
8668 array_type_nelts, tree_node_structure,
8669 type_contains_placeholder_1, iterative_hash_pointer,
8670 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8671 tree_map_base_eq, type_hash_list, type_hash_eq,
8672 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8673 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8674 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8675 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8676 int_fits_type_p, get_containing_scope, decl_function_context,
8677 decl_type_context, omp_clause_operand_check_failed,
8678 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8679 * tree.h (omp_clause_operand_check_failed, tree_size,
8680 build_real_from_int_cst, array_type_nelts, purpose_member,
8681 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8682 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8683 is_attribute_p, check_qualified_type, expr_align,
8684 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8685 int_byte_position, list_length, fields_length, initializer_zerop,
8686 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8687 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8688 tree_node_structure, handled_component_p, get_containing_scope,
8689 decl_function_context, decl_type_context, real_zerop,
8690 type_num_arguments, fit_double_type, really_constant_p,
8691 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8692 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8693 real_twop, real_minus_onep, int_cst_value): Likewise.
8695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8697 * cfglayout.c (insn_scope, insn_line): Constify.
8698 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8699 const_double_htab_hash, const_double_htab_eq,
8700 mem_attrs_htab_hash): Likewise.
8701 * loop-iv.c (biv_eq): Likewise.
8702 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8703 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8704 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8706 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8707 error_for_asm, warning_for_asm, _fatal_insn,
8708 _fatal_insn_not_found): Likewise.
8709 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8710 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8711 rtl_check_failed_type2, rtl_check_failed_code1,
8712 rtl_check_failed_code2, rtl_check_failed_code_mode,
8713 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8714 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8715 rtl_check_failed_type2, rtl_check_failed_code1,
8716 rtl_check_failed_code2, rtl_check_failed_code_mode,
8717 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8718 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8719 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8720 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8721 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8722 rtx_unstable_p, get_integer_term, get_related_value,
8723 offset_within_block_p, reg_mentioned_p, count_occurrences,
8724 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8725 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8726 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8727 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8728 find_constant_src, find_reg_fusage, find_regno_fusage,
8729 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8730 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8731 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8732 computed_jump_p, auto_inc_p, in_expr_list_p,
8733 remove_node_from_expr_list, loc_mentioned_in_p,
8734 label_is_jump_target_p, reversed_comparison_code_parts,
8735 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8736 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8737 print_inline_rtx): Likewise.
8738 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8739 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8740 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8741 get_integer_term, get_related_value, offset_within_block_p,
8742 count_occurrences, reg_mentioned_p, no_labels_between_p,
8743 reg_used_between_p, reg_referenced_p, single_set_2,
8744 multiple_sets, set_noop_p, refers_to_regno_p,
8745 reg_overlap_mentioned_p, dead_or_set_p,
8746 covers_regno_no_parallel_p, covers_regno_p,
8747 dead_or_set_regno_p, find_reg_note, find_regno_note,
8748 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8749 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8750 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8751 side_effects_p, may_trap_p_1, may_trap_p,
8752 may_trap_after_code_motion_p, may_trap_or_fault_p,
8753 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8754 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8755 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8756 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8757 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8759 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8760 warning_for_asm): Likewise.
8761 * tree.h (print_rtl): Likewise.
8762 * varasm.c (get_pool_mode): Likewise.
8764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8766 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8767 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8768 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8769 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8770 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8771 * ddg.c (compare_sccs): Likewise.
8772 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8773 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8774 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8775 decimal_do_fix_trunc, decimal_real_to_integer,
8776 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8777 * dse.c (const_group_info_t): New.
8778 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8779 * dwarf2out.c (const_dw_die_ref): New.
8780 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8781 * tree-browser.c (TB_parent_eq): Likewise.
8782 * unwind-dw2-fde.c (__register_frame_info_bases,
8783 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8784 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8786 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8787 * unwind-dw2.c (uw_frame_state_for): Likewise.
8788 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8789 * value-prof.h (const_histogram_value): New.
8791 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8793 * config/mips/mips.c (machine_function): Add
8794 initialized_mips16_gp_pseudo_p.
8795 (mips16_gp_pseudo_reg): Do not emit the initialization of
8796 mips16_gp_pseudo_rtx when being called from the gimple cost-
8797 calculation routines; emit it on the first use outside those
8800 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8805 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8806 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8807 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8808 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8809 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8810 Preserve const-ness of parameters through use of __typeof(),
8811 also constify and tidy.
8813 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8814 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8815 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8816 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8817 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8818 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8819 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8820 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8821 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8823 2007-07-25 Julian Brown <julian@codesourcery.com>
8824 Mark Shinwell <shinwell@codesourcery.com>
8826 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8827 (alpha_mangle_type): This.
8828 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8829 (TARGET_MANGLE_TYPE): Define this instead.
8830 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8831 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8832 (arm_init_neon_builtins): Fix comment.
8833 (arm_mangle_map_entry): New.
8834 (arm_mangle_map): New.
8835 (arm_mangle_type): New.
8836 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8837 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8838 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8839 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8840 (TARGET_MANGLE_TYPE): Define this instead.
8841 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8842 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8843 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8844 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8845 (TARGET_MANGLE_TYPE): Define this instead.
8846 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8848 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8849 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8850 (TARGET_MANGLE_TYPE): Define this instead.
8851 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8852 (s390_mangle_type): This.
8853 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8854 (TARGET_MANGLE_TYPE): Define this instead.
8855 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8856 (sparc_mangle_type): This.
8857 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8858 (TARGET_MANGLE_TYPE): Define this instead.
8859 * cp/mangle.c (write_type): Call mangle_type target hook on all
8860 types before mangling. Use original type, not main variant, as
8862 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8863 (TARGET_MANGLE_TYPE): This.
8864 * target.h (gcc_target): Rename mangle_fundamental_type to
8866 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8867 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8869 2007-07-25 Julian Brown <julian@codesourcery.com>
8870 Paul Brook <paul@codesourcery.com>
8871 Joseph Myers <joseph@codesourcery.com>
8872 Mark Shinwell <shinwell@codesourcery.com>
8874 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8875 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8876 (with_fpu): Allow --with-fpu=neon.
8877 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8878 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8879 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8880 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8881 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8882 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8883 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8884 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8885 (output_move_neon): Add prototypes.
8886 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8887 (all_fpus): Add FPUTYPE_NEON.
8888 (fp_model_for_fpu): Add NEON field.
8889 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8890 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8892 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8894 (thumb2_legitimate_address_p): Likewise.
8895 (neon_valid_immediate): Recognize and prepare constants suitable for
8897 (neon_immediate_valid_for_move): New function. Recognize and prepare
8898 immediates for NEON move instructions.
8899 (neon_immediate_valid_for_logic): New function. Recognize and
8900 prepare immediates for NEON logic instructions.
8901 (neon_output_logic_immediate): New function. Create asm string
8902 suitable for outputting immediate logic instructions.
8903 (neon_pairwise_reduce): New function. Implement reduction using
8904 pairwise operations.
8905 (neon_expand_vector_init): New function. Expand a (possibly
8906 non-constant) vector initialization.
8907 (neon_vector_mem_operand): New function. Memory operands supported
8908 for quad-word loads/stores to/from ARM or NEON registers. Don't
8909 allow base+offset addressing for core regs.
8910 (neon_struct_mem_operand): New function. Valid mems for NEON
8912 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8913 from neon_vector_mem_operand addresses without a secondary register.
8914 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8915 (add_minipool_backward_ref): Likewise.
8916 (dump_minipool): Likewise.
8917 (push_minipool_fix): Likewise.
8918 (output_move_quad): New function. Output quad-word moves, loads and
8919 stores using ARM registers.
8920 (output_move_vfp): Add support for vectors in VFP (NEON) D
8922 (output_move_neon): Output a NEON load/store to/from a quadword
8924 (arm_print_operand): Implement new codes:
8925 - 'c' for unadorned integers (without a # sign).
8926 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8928 - 'e', 'f' for the low and high D parts of a NEON Q register.
8929 - 'q' outputs a NEON Q register.
8930 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8931 - 'T' prints NEON opcode features from a coded bitmask.
8932 - 'F' is similar to T, but signed/unsigned codes both print as
8934 - 't' is similar to T, but 'u' is printed instead of 'p'.
8935 - 'O' prints 'r' if NEON instruction should perform rounding (as
8936 specified by bitmask), else prints nothing.
8937 - '#' is a punctuation character to stop operand numbers from
8938 running together with following digits in the assembler
8939 strings for instructions (when using mode attributes).
8940 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8941 constant vectors in big-endian mode, where necessary.
8942 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8943 Handle EI, OI, CI, XI modes.
8944 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8945 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8946 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8947 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8948 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8950 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8951 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8952 to turn v8qi, etc. into bits defined above.
8953 (neon_itype): New enumeration. Classifications of NEON builtins.
8954 (neon_builtin_datum): Define struct. Contains information about
8955 a single builtin (with multiple modes).
8956 (CF): Define helper macro for...
8957 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8959 (neon_builtin_data): New array. Define information about builtins
8960 for use during initialization/expansion.
8961 (arm_init_neon_builtins): New function.
8962 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8964 (neon_builtin_compare): New function.
8965 (locate_neon_builtin_icode): New function. Find an insn code for a
8966 builtin given a function code for that builtin. Also return type of
8967 builtin (NEON_BINOP, NEON_UNOP etc.).
8968 (builtin_arg): New enumeration. Types of arguments for builtins.
8969 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8970 Takes a variable argument list of builtin_arg types, terminated by
8972 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8973 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8974 (neon_emit_pair_result_insn): New function. Support returning pairs
8975 of vectors via a pointer.
8976 (neon_disambiguate_copy): New function. Set up operands for a
8977 multi-word copy such that registers do not get clobbered.
8978 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8979 ARM_BUILTIN_NEON_BASE.
8980 (arm_file_start): Set float-abi attribute for NEON.
8981 (arm_vector_mode_supported_p): Enable NEON vector modes.
8982 (arm_mangle_map_entry): New.
8983 (arm_mangle_map): New.
8984 (arm_mangle_vector_type): New.
8985 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8987 (TARGET_NEON): New macro. Target supports NEON.
8988 (fputype): Add FPUTYPE_NEON.
8989 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8990 for vectorization based on command-line arg.
8991 (NEON_REGNO_OK_FOR_NREGS): Define.
8992 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8993 (VALID_NEON_STRUCT_MODE): Define.
8994 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8995 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8996 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8997 (consttable_16): Add pattern for outputting 16-byte minipool
8999 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9001 (vec-common.md, neon.md): Include md files.
9002 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9003 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9004 (memory_constraint "Ut", "Un", "Us"): Define.
9005 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9006 (MMX_char): New mode attribute.
9007 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9008 (*add<mode>3_iwmmxt): New insn pattern.
9009 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9010 (*sub<mode>3_iwmmxt): New insn pattern.
9011 (mulv4hi3): Rename to...
9012 (*mulv4hi3_iwmmxt): This.
9013 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9014 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9015 (uminv4hi3, uminv2si3): Remove. Replace with...
9016 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9017 (*umin<mode>3_iwmmxt): These.
9018 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9019 (ashr<mode>3_iwmmxt): This new pattern.
9020 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9021 (lshr<mode>3_iwmmxt): This new pattern.
9022 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9023 (ashl<mode>3_iwmmxt): This new pattern.
9024 * config/arm/neon-docgen.ml: New file. Generate documentation for
9026 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9027 * config/arm/arm_neon.h: New (autogenerated).
9028 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9030 * config/arm/neon.md: New file. Define NEON instructions.
9031 * config/arm/neon.ml: New file. Abstract description of NEON
9032 instructions, used to generate arm_neon.h header, documentation and
9034 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9035 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9037 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9039 (ARM NEON Intrinsics): New subsection.
9040 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9042 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9044 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9047 2007-07-24 Jan Hubicka <jh@suse.cz>
9049 * regclass.c (move_table): New type.
9050 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9051 (init_move_cost): Break out from ...
9052 (init_reg_sets_1): ... here; simplify computation of
9053 have_regs-of_mode and contains_reg_of_mode.
9054 (record_reg_classes): Unswitch internal loops.
9055 (copy_cost): Trigger lazy initialization of move cost
9056 (record_address_regs): Likewise.
9058 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9060 * config/darwin.c (darwin_override_options): Don't force on
9061 flag_var_tracking_uninit when no debug info is requested.
9063 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9065 * cfgloop.c (init_loops_structure): New function.
9066 (flow_loops_find): Create root of the loop tree unconditionally.
9068 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9070 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9072 2007-07-24 Jan Hubicka <jh@suse.cz>
9074 * caller-save.c: Include ggc.h, gt-caller-save.h
9075 (reg_save_code, reg_restore_code): Rename to ...
9076 (cached_reg_save_code, cached_reg_restore_code): ... those.
9077 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9078 (reg_save_code, reg_restore_code): New functions.
9079 (init_caller_save): Do not intialize
9080 reg_save_code/reg_restore_code tables.
9081 * Makefile.in: (gt-caller-save.h): New.
9083 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9085 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9086 with the mode of the original operand instead of
9089 2007-07-23 Jan Hubicka <jH@suse.cz>
9091 * i386.c (ix86_secondary_memory_needed): Break out to...
9092 (inline_secondary_memory_needed): ... here.
9093 (ix86_memory_move_cost): Break out to ...
9094 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9095 maximum of input and output; fix handling of Q_REGS on 64bit.
9096 (ix86_secondary_memory_needed): Microoptimize.
9098 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9100 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9101 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9102 stmts_from_loop, known_dependences_p, build_rdg): New.
9103 * tree-data-ref.h: Depends on graphds.h.
9104 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9105 (build_rdg): Declared.
9106 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9108 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9110 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9113 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9114 Jakub Jelinek <jakub@redhat.com>
9116 PR middle-end/PR28690
9117 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9119 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9120 and MEM_POINTER operands over REG and MEM operands.
9121 (swap_commutative_operands_p): Change return value to bool.
9122 * rtl.h: Update the corresponding prototype.
9123 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9124 instead of gen_rtx_PLUS.
9125 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9126 value to bool. Change function arguments to rtx's and update code
9128 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9129 calls to match the new declaration.
9130 * simplify-rtx.c (simplify_associative_operation): Don't
9131 reorder simplify_binary_operation arguments.
9133 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9135 * config/mips/mips.c (override_options): Use mips_costs to derive
9136 the default branch cost.
9137 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9139 * config/mips/mips.opt (mbranch-cost=): New option.
9140 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9142 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9144 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9145 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9146 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9147 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9149 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9151 * config/mips/constraints.md (ks): New constraint.
9152 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9153 (*add<mode>3_mips16): ...here.
9155 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9157 * optabs.h (enum optab_index): Add new OTI_signbit.
9158 (signbit_optab): Define corresponding macro.
9159 (enum insn_code signbit_optab[]): Remove array.
9160 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9161 (expand_copysign_absneg): If back end provides signbit insn, use it
9162 instead of bit operations on floating point argument.
9163 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9164 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9165 for availability of signbit insn.
9167 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9168 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9169 SSE mode is not active.
9170 (isinf<mode>2): Disable for mfpmath=sse,387.
9172 2007-07-22 Ben Elliston <bje@au.ibm.com>
9174 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9176 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9178 2007-07-20 Richard Guenther <rguenther@suse.de>
9180 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9181 integral typed condition.
9182 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9183 booleanness. Only preserve conversions from a non-base
9184 type to a base type, not in general between types with
9185 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9186 * tree.def (COND_EXPR): Document that the condition
9187 can be of any integral type.
9189 2007-07-20 Nigel Stephens <nigel@mips.com>
9190 Richard Sandiford <richard@codesourcery.com>
9192 * config/mips/mips.h (mips_dwarf_regno): Declare.
9193 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9194 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9195 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9196 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9197 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9198 (REG_CLASS_NAMES): Update accordingly.
9199 * config/mips/mips.c (mips_dwarf_regno): New array.
9200 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9201 (mips_subword): Remove special handling for accumulator registers.
9202 (override_options): Initiailize mips_dwarf_regno. Remove use
9204 (mips_swap_registers): New function.
9205 (mips_conditional_register_usage): Swap accumulator registers
9206 around if TARGET_LITTLE_ENDIAN.
9207 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9208 * config/mips/constraints.md (h, l): Use the endianness to choose
9209 between MD0_REG and MD1_REG.
9210 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9211 alternative-dependent template.
9213 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9215 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9218 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9220 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9221 predecessor fallthru flags.
9223 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9225 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9226 of compare to the same type.
9227 * cfgloopmanip.c (add_loop): Update information about loop exits.
9228 (loop_version): Remove the innermost loop requirement.
9229 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9230 to sizetype for pointers.
9232 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9234 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9235 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9236 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9238 * config/dfp-bit.c: Empty for TFmode conversions.
9240 2007-07-18 Caroline Tice <ctice@apple.com>
9242 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9243 and handle them correctly; check that src is not NULL before
9245 (find_src_set_src): Likewise.
9247 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9249 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9250 (struct alignment_context, init_alignment_context): New.
9251 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9252 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9253 (XCHAL_HAVE_S32C1I): Likewise.
9254 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9255 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9256 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9257 (ATOMIC, HQI): New macros.
9258 (memory_barrier, *memory_barrier): New.
9259 (sync_lock_releasesi): New.
9260 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9261 (sync_lock_test_and_set<mode>): New.
9262 (sync_<atomic><mode>): New.
9263 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9264 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9265 (xtensa_expand_atomic): New.
9267 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9271 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9272 transformation for builtin ISNORMAL.
9273 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9274 * builtins.def (BUILT_IN_ISNORMAL): New.
9275 * doc/extend.texi: Document isnormal.
9277 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9282 optabs infrastructure. Provide generic implementation for
9284 (expand_builtin): Handle FINITE/ISFINITE.
9285 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9286 (fold_builtin_1): Likewise.
9288 * builtins.def (BUILT_IN_ISFINITE): New.
9290 * doc/extend.texi: Document isfinite.
9292 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9297 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9298 generic fallback for isinf.
9299 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9300 calculation code ...
9301 * real.c (get_max_float): ... to here.
9302 * real.h (get_max_float): New.
9304 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9308 * builtin-attrs.def (ATTR_TYPEGENERIC,
9309 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9311 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9312 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9313 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9314 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9316 * c-common.c (handle_type_generic_attribute): New.
9317 (c_common_attribute_table): Add "type generic".
9319 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9321 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9323 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9324 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9327 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9330 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9331 checking that the operand is an expression.
9333 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9334 Danny Smith <dannysmith@users.sourceforge.net>
9337 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9338 file mapping object in local namespace if Windows version later
9341 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9343 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9344 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9345 arm_cannot_force_const_mem.
9346 (arm_cannot_force_const_mem): New function.
9347 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9348 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9349 of arm_tls_referenced_p.
9350 * config/arm/arm.md (movsi): Split out-of-section constants when
9351 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9352 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9354 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9356 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9358 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9360 * config/mips/mips.md (*extendqihi2): Convert the destination
9363 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9365 * config/pa/fptr.c: Update license header.
9366 * config/pa/milli64.S: Likewise.
9368 2007-07-17 Nick Clifton <nickc@redhat.com>
9370 * COPYING_v3: New file. Contains version 3 of the GNU General
9372 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9373 Lesser General Public License.
9374 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9375 the GNU General Public License.
9377 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9379 PR rtl-optimization/32773
9380 * cfglayout.c (force_one_exit_fallthru): New function.
9381 (cfg_layout_finalize): Use it.
9383 2007-07-16 Richard Guenther <rguenther@suse.de>
9384 Uros Bizjak <ubizjak@gmail.com>
9386 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9387 before forcing it to gimple operand.
9389 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9390 David Ung <davidu@mips.com>
9392 * config/mips/mips.h (TUNE_24K): Define.
9393 (TUNE_MACC_CHAINS): Add TUNE_24K.
9394 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9396 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9397 (r74k_int_madd): .. this new reservation.
9398 (define_bypass): Fixed bypasses for r74k_int_madd to use
9400 * config/mips/24k.md (define_bypass): Define new
9401 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9403 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9404 Nigel Stephens <nigel@mips.com>
9406 * config/mips/mips.md: Include 20kc.md.
9407 * config/mips/20kc.md: New file.
9408 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9409 (mips_adjust_cost): Tweak for 20Kc.
9410 (mips_issue_rate): Likewise.
9411 * config/mips/mips.h (TUNE_20KC): Define.
9413 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9415 * config/rs6000/rs6000.c (struct processor_cost): Add
9416 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9418 (*_cost): Add cache information.
9419 (rs6000_override_options): Set cache parameters.
9421 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9424 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9425 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9427 2007-07-16 Paul Brook <paul@codesourcery.com>
9430 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9431 (cirrus_thumb2_movsi_insn): Ditto.
9433 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9435 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9438 2007-07-15 Andrew Haley <aph@redhat.com>
9440 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9441 before looking in the context.
9443 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9447 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9448 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9449 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9450 (pa_output_function_prologue): Use rp_saved and
9451 current_function_is_leaf to generate .CALLINFO statement.
9452 (hppa_expand_prologue): Set rp_saved.
9453 (hppa_expand_epilogue): Use rp_saved.
9454 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9455 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9457 2007-07-14 Dirk Mueller <dmueller@suse.de>
9459 * omega.c (coalesce): Fix memory leak on early exit.
9460 * matrix-reorg.c (check_allocation_function): Likewise.
9461 * tree-vect-transform.c (vect_get_new_vect_var): free result
9463 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9464 pass pointer to edge vector
9465 (partition_hot_cold_basic_blocks): Fix memory leak.
9466 * collect2.c (prefix_from_string): Free temporary storage.
9467 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9469 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9471 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9472 (DO_GLOBAL_DTORS_BODY): Likewise.
9474 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9475 Nigel Stephens <nigel@mips.com>
9477 * config/mips/mips.c (mips_classify_symbol): Don't return
9478 SYMBOL_SMALL_DATA for constant pool addresses if
9479 TARGET_EMBEDDED_DATA is true.
9481 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9483 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9484 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9485 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9486 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9487 __builtin_ia32_storehps, __builtin_ia32_storelps,
9488 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9489 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9490 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9491 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9492 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9493 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9494 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9495 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9496 using def_builtin_const.
9498 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9500 PR tree-optimization/32705
9501 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9502 (simplify_binary_expression): Use SSA_VAL consistently.
9504 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9506 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9507 (SPEFSCR_REGNO): Delete definition.
9508 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9509 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9510 * config/rs6000/rs6000.h: Do not define *_REGNO.
9511 LINK_REGISTER_REGNUM -> LR_REGNO.
9512 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9513 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9514 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9515 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9516 R_VRSAVE, R_VSCR. Use them.
9517 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9518 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9519 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9520 * config/rs6000/aix.h: Define R_LR. Use it.
9522 2007-07-13 Caroline Tice <ctice@apple.com>
9524 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9525 flag_var_tracking is explicitly turned off (i.e. when variable
9526 tracking is not feasible); otherwise, turn flag_var_tracking on when
9527 flag_var_tracking_uninit is on.
9528 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9529 note definitions, to allow recording of initialization status in the
9531 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9532 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9533 determine if two note locations are equal.
9534 (output_loc_list): Don't output list entries whose start & end labels
9536 (reg_loc_descriptor): Add parameter for initialization status; pass it
9537 to other loc descriptor functions.
9538 (one_reg_loc_descriptor): Add parameter for initialization status;
9539 check its value and add DW_OP_GNU_uninit to returned loc descr if
9541 (multiple_reg_loc_descriptor): Add parameter for initialization
9543 pass init status argument to other loc descriptor functions; check
9544 value of intialization parameter and add DW_OP_GNU_uninit to returned
9545 loc descr if appropriate.
9546 (based_loc_descr): Add parameter for initialization status; add new
9547 variable for return value; check value of initialization parameter and
9548 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9549 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9550 pass init status argument to other loc descriptor functions; check
9551 value of intialization parameter and add DW_OP_GNU_uninit to returned
9552 loc descr if appropriate.
9553 (mem_loc_descriptor): Likewise.
9554 (concat_loc_descriptor): Likewise.
9555 (concatn_loc_descriptor): Likewise.
9556 (loc_descriptor): Add parameter for initialization status; pass it as
9557 argument to other loc descriptor function calls.
9558 (loc_descriptor_from_tree_1): Add appropriate initialization status
9559 to loc descriptor function calls.
9560 (add_location_or_const_value_attribute): Get initialization status
9561 from VAR_LOCATION note; add initialization status to loc descriptor
9563 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9564 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9565 status is uninitialized, add "[uninint]" to output.
9566 * common.opt (fvar-tracking-uninit): New option, similar to
9567 fvar-tracking, to turn on tracking of uninitialized variables; creates
9568 a new global flag, flag_var_tracking_uninit.
9569 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9570 (enum var_init_status): New type, for var initialization status field.
9571 * var-tracking.c (struct location_chain_def): Two new fields, init,
9572 for initialization status, and set_src for the assignment value expr.
9573 (unshare_variable): New parameter for initialization status;
9574 initialize new init and set_src fields.
9575 (var_reg_set): New parameters for initialization status and value;
9576 pass them to set_variable_part.
9577 (var_mem_set): Likewise.
9578 (get_init_value): New function.
9579 (var_reg_delete_and_set): New initialization status & value
9580 parameters; add call to get_init_value if status is unknown; pass new
9581 parameters to clobber_variable_part and var_reg_set.
9582 (var_mem_delete_and_set): Likewise.
9583 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9584 (var_mem_delete): Likewise.
9585 (variable_union): Pass status to unshare_variable; initialize new init
9586 and set_src fields. If flag_var_tracking_uninit is not set, force
9587 status to initialized.
9588 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9589 used later to get the set_src value.
9590 (find_src_status): New function.
9591 (find_src_set_src): New function.
9592 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9593 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9594 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9595 and var_mem_delete_and_set.
9596 (dump_variable): Print out "[uninit]" if appropriate.
9597 (set_variable_part): Add new initialization and set_src parameters;
9598 pass status to unshare_variable; set node->init and node- >set_src
9599 fields and modify slot in hash table appropriately; save the init and
9600 set_src values if appropriate and assign to the new node.
9601 (clobber_variable_part): New set_src parameter; if two nodes have
9602 same variable and same location but different set_src (assignment)
9603 values, clobber old node.
9604 (delete_variable_part): Pass init status to unshare_variable.
9605 (emit_note_insn_var_location): Add initialized var; assign var's init
9606 status to new 'initialized'; pass new init status field to calls to
9607 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9608 status to initialized.
9609 (emit_notes_in_bb): Pass initialization status to calls to
9610 var_reg_set, var_mem_set, var_reg_delete_and_set and
9611 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9612 var_reg_delete_and_set and var_mem_delete_and_set; call
9613 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9614 make up for change in add_stores.
9615 (vt_add_function_parameters): Add status to calls to
9617 * config/darwin.c (darwin_override_options): Turn on uninitialized
9618 tracking automatically, if var_tracking is on and the system is
9621 2007-07-13 Sa Liu <saliu@de.ibm.com>
9623 * config.gcc: Add options for arch and tune on SPU.
9624 * config/spu/predicates.md: Add constant operands 0 and 1.
9625 * config/spu/spu-builtins.def: Add builtins for double precision
9626 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9627 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9629 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9631 * config/spu/spu-protos.h: Add new function prototypes.
9632 * config/spu/spu.c (spu_override_options): Check options -march and
9634 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9635 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9637 (spu_const_from_int): New. Create a vector constant from 4 ints.
9638 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9639 (spu_emit_vector_compare): New. Emit vector compare.
9640 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9641 * config/spu/spu.h: Add options -march and -mtune. Define processor
9642 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9643 CANONICALIZE_COMPARISON.
9644 * config/spu/spu.md: Add new insns for double precision compare
9645 and double precision vector compare. Add vcond and smax/smin patterns
9646 to enable DFmode vector conditional expression.
9647 * config/spu/spu.opt: Add options -march and -mtune.
9648 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9649 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9650 both CELL and CELLEDP targets: spu_testsv.
9651 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9654 2007-07-13 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/32721
9657 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9658 TREE_THIS_VOLATILE on the folded reference.
9659 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9660 if the array reference has TREE_THIS_VOLATILE set.
9662 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9665 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9667 2007-07-13 Andreas Schwab <schwab@suse.de>
9669 * gengtype-lex.l: Allow declarations to be indented.
9671 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9673 * ginclude/tgmath.h: New.
9674 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9675 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9676 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9677 * configure: Regenerate.
9679 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9681 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9682 correct index when setting register save state for xd
9685 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9687 * config/sh/sh.c (mark_use): Remove.
9689 2007-07-12 Paul Brook <paul@codesourcery.com>
9691 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9692 reg does not overlap return value.
9694 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9696 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9697 (set_expression_vuses): Ditto.
9698 (init_pre): Initialize expression_vuses.
9700 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9702 * config/i386/sse.md (storentdf, storentsf): New.
9704 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9706 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9708 * tree.c (build_decl_stat): Move code from here...
9709 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9710 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9711 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9712 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9713 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9716 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9717 Devang Patel <dpatel@apple.com>
9719 PR tree-optimization/25413
9720 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9721 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9722 * tree.h (contains_packed_reference): New.
9723 * expr.c (contains_packed_reference): New.
9724 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9725 (vect_enhance_data_refs_alignment): Call
9726 vector_alignment_reachable_p.
9727 * target.h (vector_alignment_reachable): New builtin.
9728 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9729 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9730 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9732 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9734 * target.h (builtin_vectorization_cost): Add new target builtin.
9735 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9736 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9737 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9738 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9739 uninitialized variables.
9740 * tree-vect-transform.c (cost_for_stmt): New function.
9741 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9742 using cost 1 for all scalar stmts. Be less conservative when
9743 estimating the number of prologue/epulogue iterations. Call
9744 targetm.vectorize.builtin_vectorization_cost. Return
9745 min_profitable_iters-1.
9746 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9747 initialization cost instead of TARG_VEC_STMT_COST. Use
9748 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9749 epilogue code. Fix epilogue cost computation.
9750 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9751 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9752 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9753 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9754 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9755 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9757 2007-07-12 Richard Guenther <rguenther@suse.de>
9759 * gimplify.c (gimplify_conversion): Make sure that the result
9760 from maybe_fold_offset_to_reference is trivially convertible
9761 to the desired type before doing the simplification.
9762 (gimplify_expr): Likewise.
9763 * fold-const.c (fold_binary): Use the correct types for
9764 building the simplified expression.
9766 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9768 PR rtl-optimization/32729
9769 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9770 that fallthru to exit.
9772 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9774 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9775 (symDTPOFF2reg): Likewise.
9777 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9779 PR tree-optimization/32663
9781 * tree.h (VALUE_HANDLE_VUSES): Remove.
9782 (struct tree_value_handle): Remove vuses.
9784 * tree-vn.c (create_value_handle_for_expr): Don't set
9787 * tree-ssa-pre.c (expression_vuses): New.
9788 (alloc_expression_id): Set up expression_vuses.
9789 (get_expression_vuses): New.
9790 (set_expression_vuses): Ditto.
9791 (clear_expression_ids): Modify for expression_vuses.
9792 (phi_translate_1): Ditto.
9793 (phi_translate_set): Ditto.
9794 (value_dies_in_block_x): Ditto
9795 (valid_in_sets): Ditto.
9796 (add_to_sets): Ditto.
9797 (find_existing_value_expr): Ditto.
9798 (create_value_handle_for_expr): Ditto.
9799 (make_values_for_stmt): Ditto.
9800 (vuse_equiv): Remove.
9802 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9804 * Makefile.in (mostlyclean): Remove object files.
9806 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9808 * toplev.c (no_new_pseudos): Deleted.
9809 * rtl.h (no_new_pseudos): Deleted.
9810 * tree-pass.h (pass_no_new_pseudos): Deleted.
9811 * passes.c (pass_no_new_pseudos): Deleted.
9812 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9813 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9814 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9816 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9817 * rtlhooks.c (gen_lowpart_general): Ditto.
9818 * optabs.c (prepare_operand): Ditto.
9819 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9821 * modulo-sched.c (rest_of_handle_sms): Ditto.
9822 * see.c (rest_of_handle_see): Ditto.
9823 * ifcvt.c (if_convert): Ditto.
9824 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9826 * init-regs.c (gate_initialize_regs): Deleted set of
9828 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9829 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9830 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9832 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9835 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9836 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9837 (*vec_extractv2di_1_rex64): New insn pattern.
9839 2007-07-11 David Daney <ddaney@avtrex.com>
9841 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9842 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9843 for SIGNAL_UNWIND_RETURN_COLUMN.
9844 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9845 (DWARF_FRAME_REGNUM): Rewrite.
9846 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9848 2007-07-11 Nick Clifton <nickc@redhat.com>
9850 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9851 delta and use gen_int_mode in place of GET_INT instead.
9853 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9855 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9858 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9860 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9861 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9863 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9864 (USE_CANONICAL_TYPES): New.
9865 * doc/invoke.texi (verify-canonical-types): Remove.
9866 (use-canonical-types): Add.
9868 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9870 * config/spu/spu.c (spu_optimization_options): Remove setting of
9871 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9872 (spu_override_options): Move it here.
9874 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9876 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9877 * config/mips/mips.c (mips_cpu_info_table): Mention
9878 MIPS_ISA_LEVEL_SPEC in the comment.
9880 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9882 PR tree-optimization/32713
9883 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9885 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9888 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9889 conditional to flag_isoc99.
9890 (c_common_init_options): Do it here, unconditionally.
9892 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9894 PR tree-optimization/32589
9895 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9896 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9897 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9898 predicate, extracted from...
9899 (set_rhs): ...here. Call it for the expression on entry.
9900 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9901 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9902 (simplify_binary_expression): Use valid_gimple_expression_p
9903 to validate the simplification.
9904 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9906 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9908 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9909 DWARF2_DEBUG on 32 bit target too.
9910 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9912 2007-07-11 Nick Clifton <nickc@redhat.com>
9914 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9915 version for 64-bit hosts.
9917 2007-07-10 David Daney <ddaney@avtrex.com>
9919 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9921 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9923 * config/mips/mips.c (mips_expand_synci_loop): New function.
9924 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9925 (UNSPEC_RDHWR): Same.
9926 (UNSPEC_SYNCI): Same.
9927 (UNSPEC_SYNC): Same.
9928 (clear_cache): New expand.
9932 (clear_hazard): Same.
9933 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9935 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9936 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9938 2007-07-10 Ian Lance Taylor <iant@google.com>
9940 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9943 2007-07-10 David Daney <ddaney@avtrex.com>
9945 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9946 * builtins.c (expand_builtin___clear_cache): New function.
9947 (expand_builtin): Call expand_builtin___clear_cache for
9948 BUILT_IN_CLEAR_CACHE case.
9949 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9950 * doc/md.texi (clear_cache): Document new instruction pattern.
9951 * testsuite/gcc.dg/builtins-64.c: New test.
9953 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9955 * config/cris/cris.md ("movsi"): Fix typo in last change.
9957 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9960 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9962 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9963 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9964 for FUNCTION_DECLs. Don't use align_functions_log if
9966 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9967 even for FUNCTION_DECLs.
9968 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9970 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9971 (DECL_FUNCTION_CODE): Update for new location and name of
9973 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9974 (struct tree_decl_common): Move 'align' and 'off_align' out
9975 of union, ensure they're still on a 32-bit boundary. Remove
9976 other fields in union 'u1'.
9977 (struct tree_function_decl): Add field 'function_code' replacing
9978 'u1.f' in tree_decl_common.
9979 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9980 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9981 (Variable Attributes): Cross-reference 'aligned' attribute
9982 to Function Attributes.
9983 * flags.h (force_align_functions_log): Delete.
9984 * toplev.c (force_align_functions_log): Delete.
9986 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9989 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9990 (*vec_concatv2di_rex): New insn pattern.
9992 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9995 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9997 2007-07-10 Ian Lance Taylor <iant@google.com>
9999 Replace no_new_pseudos in backends.
10000 * rtl.h (can_create_pseudo_p): Define.
10001 * config/darwin.c (machopic_indirect_data_reference): Use
10002 can_create_pseudo_p () instead of no_new_pseudos.
10003 (machopic_indirect_data_reference): Likewise.
10004 (machopic_legitimize_pic_address): Likewise.
10005 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10006 (alpha_emit_set_const_1): Likewise.
10007 (alpha_emit_set_const): Likewise.
10008 (alpha_emit_conditional_move): Likewise.
10009 (alpha_split_conditional_move): Likewise.
10010 * config/alpha/alpha.md (various splitters): Likewise.
10012 * config/arm/arm.c (legitimize_pic_address): Likewise.
10013 (arm_load_pic_register): Likewise.
10014 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10015 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10016 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10017 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10018 * config/cris/cris.md (movsi): Likewise.
10019 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10020 (symGOTOFF2reg_hilo): Likewise.
10021 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10022 * config/h8300/h8300.md (insv, extzv): Likewise.
10023 * config/i386/i386.c (ix86_expand_move): Likewise.
10024 (ix86_expand_vector_move): Likewise.
10025 (ix86_prepare_fp_compare_args): Likewise.
10026 (ix86_expand_carry_flag_compare): Likewise.
10027 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10028 (tls_dynamic_gnu2_combine_32): Likewise.
10029 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10030 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10031 (ia64_expand_movxf_movrf): Likewise.
10032 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10033 (m32c_split_move): Likewise.
10034 (m32c_expand_insv): Likewise.
10035 * config/m68k/m68k.md (movsi): Likewise.
10036 * config/mips/mips.c (mips_force_temporary): Likewise.
10037 (mips_split_symbol): Likewise.
10038 (mips_move_integer): Likewise.
10039 (mips_legitimize_const_move): Likewise.
10040 * config/mn10300/mn10300.md (movsi): Likewise.
10041 * config/pa/pa.c (emit_move_sequence): Likewise.
10042 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10043 (rs6000_got_register): Likewise.
10044 (create_TOC_reference): Likewise.
10045 (rs6000_machopic_legitimize_pic_address): Likewise.
10046 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10047 (various splitters): Likewise.
10048 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10049 (movsi_got): Likewise.
10050 * config/s390/s390.c (emit_symbolic_move): Likewise.
10051 * config/s390/s390.md (movhi, movqi): Likewise.
10052 (load_multiple, store_multiple): Likewise.
10053 * config/score/score.c (score_force_temporary): Likewise.
10054 * config/sh/sh.c (prepare_move_operands): Likewise.
10055 (prepare_cbranch_operands): Likewise.
10056 (emit_fpu_switch): Likewise.
10057 (fpscr_set_from_mem): Likewise.
10058 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10059 (adddi3, subsi3): Likewise.
10060 (various splitters): Likewise.
10061 (divsi_inv_fp_combine): Likewise.
10062 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10063 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10065 * config/sh/predicates.md (xor_operand): Likewise.
10066 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10067 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10068 (movdi_pic_label_ref): Likewise.
10069 * config/spu/spu.c (spu_split_immediate): Likewise.
10070 * config/alpha/alpha.md (various splitters): Remove test
10071 !no_new_pseudos || reload_completed.
10072 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10074 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10075 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10077 * config/score/score.c (th_output_mi_thunk): Likewise.
10078 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10079 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10081 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10083 PR rtl-optimization/32664
10084 * mode-switching.c (create_pre_exit): Skip barrier insns.
10086 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10088 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10089 force_gimple_operand_bsi.
10090 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10091 rewrite_use_compare): Ditto.
10092 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10094 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10095 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10096 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10097 * tree-profile.c (prepare_instrumented_value,
10098 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10099 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10100 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10101 tree_gen_ior_profiler): Ditto.
10102 * tree-ssa-reassoc.c (negate_value): Ditto.
10103 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10104 Use force_gimple_operand_bsi.
10105 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10106 * tree-if-conv.c (add_to_dst_predicate_list,
10107 find_phi_replacement_condition): Ditto.
10108 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10109 Call mark_symbols_for_renaming for new statements.
10110 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10112 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10114 * cfghooks.c (remove_edge): New function.
10115 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10117 * cfghooks.h (remove_edge): Declare.
10118 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10119 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10121 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10123 * optabs.h: Added declaration for signbit_optab.
10124 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10125 * genoptinit.c (optabs): Added entry for signbit insns.
10126 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10127 insn, if available.
10128 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10129 * config/s390/s390.md (signbit<mode>2): New expander.
10131 2007-07-09 Richard Guenther <rguenther@suse.de>
10133 PR middle-end/32698
10134 * fold-const.c (fold_plusminus_mult_expr): Move constant
10135 arguments second to allow decomposing.
10137 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10140 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10142 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10143 Disregard DECL_FROM_INLINE.
10145 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10148 * doc/invoke.texi: Add ftree-reassoc flag.
10149 * common.opt (ftree-reassoc): New flag.
10150 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10151 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10153 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10155 PR tree-optimization/32681
10156 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10157 saved in second_edge->aux when first_bb is a loop header.
10159 2007-07-09 Jan HUbicka <jh@suse.cz>
10161 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10163 2007-07-09 Richard Guenther <rguenther@suse.de>
10165 * c-decl.c (start_function): Do not promote return type.
10167 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10169 * function.c (do_warn_unused_parameter): Do not warn if
10170 TREE_NO_WARNING is set.
10172 2007-07-08 Andreas Schwab <schwab@suse.de>
10174 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10176 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10179 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10181 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10182 apply to assembly language, too.
10183 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10185 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10187 Revert (note the sccvn portions are *not* reverted)
10188 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10190 Fix PR tree-optimization/23488
10192 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10194 * tree-flow-inline.h (get_value_handle): Ditto.
10195 * tree-ssa-pre.c (decl_vh_map): New.
10196 (decl_node_pool): New.
10197 (can_value_number_operation): Support DECL_P.
10198 (can_PRE_operation): Ditto.
10199 (create_expression_by_pieces): Ditto.
10200 (find_existing_value_expr): Modify to differnetiate between
10201 addressing and top level.
10202 (create_value_handle_for_expr): Handle DECL's.
10203 (poolify_tree): Ditto.
10204 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10205 (make_values_for_stmt): Handle DECL's properly.
10206 (init_pre): Reorg to not init useless things during FRE.
10208 * tree-flow.h: Include pointer-set.h.
10209 (decl_vh_map): Declare.
10210 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10212 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10214 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10215 the constraint description.
10216 * doc/md.texi: Update documentation of AVR constraints.
10218 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10220 * auto-inc-dec.c, config/arm/arm.c,
10221 config/m32r/constraints.md, config/mips/mips.md,
10222 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10223 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10224 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10225 typos. Follow spelling conventions.
10226 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10228 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10229 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10231 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10232 realloc_vuse): Remove.
10233 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10236 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10238 Fix PR tree-optimization/23488
10240 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10241 (try_to_simplify): Ditto.
10242 (visit_use): Ditto.
10243 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10245 * tree-flow-inline.h (get_value_handle): Ditto.
10246 * tree-ssa-pre.c (decl_vh_map): New.
10247 (decl_node_pool): New.
10248 (can_value_number_operation): Support DECL_P.
10249 (can_PRE_operation): Ditto.
10250 (create_expression_by_pieces): Ditto.
10251 (find_existing_value_expr): Modify to differnetiate between
10252 addressing and top level.
10253 (create_value_handle_for_expr): Handle DECL's.
10254 (poolify_tree): Ditto.
10255 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10256 (make_values_for_stmt): Handle DECL's properly.
10257 (init_pre): Reorg to not init useless things during FRE.
10259 * tree-flow.h: Include pointer-set.h.
10260 (decl_vh_map): Declare.
10261 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10263 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10265 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10266 apply to assembly language, too.
10267 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10269 2007-07-06 Ian Lance Taylor <iant@google.com>
10270 Zack Weinberg <zackw@panix.com>
10272 PR middle-end/32441
10273 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10275 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10277 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10278 (prefetch): Likewise if "pref" would be used.
10280 2007-07-06 Josh Conner <jconner@apple.com>
10282 PR middle-end/32602
10283 PR middle-end/32603
10284 * calls.c (store_one_arg): Handle arguments which are partially
10285 on the stack when detecting argument overlap.
10287 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10289 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10290 chosen during find_reloads.
10292 2007-07-06 Richard Guenther <rguenther@suse.de>
10294 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10295 TYPE_ARG_TYPES for verification of argument types. Use
10296 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10297 parameters as variable arguments.
10299 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10301 * libgcc2.h (word_type): Type definition removed.
10302 (cmp_return_type, shift_count_type): Type definitions added.
10303 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10304 replaced with shift_count_type.
10305 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10307 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10308 changed from word_type to Wtype.
10309 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10310 replaced with shift_count_type.
10311 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10313 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10314 and libgcc_shift_count attribute added.
10315 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10316 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10317 (TARGET_INITIALIZER): New target hooks added.
10318 * targhooks.c (default_libgcc_cmp_return_mode,
10319 default_libgcc_shift_count_mode): Default implementations for the new
10320 target hooks added.
10321 * targhooks.h (default_libgcc_cmp_return_mode,
10322 default_libgcc_shift_count_mode): Function prototypes added.
10323 * target.h (struct gcc_target): Fields for the new target hooks added.
10324 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10326 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10329 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10330 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10332 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10333 s390_libgcc_shift_count_mode): Functions added.
10334 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10335 Target hooks defined.
10337 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10339 * config/mips/mips.c (compute_frame_size): Restore the original
10340 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10341 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10342 Document why the difference is needed.
10344 2007-07-06 Richard Guenther <rguenther@suse.de>
10346 * c-common.c (boolean_increment): Use correctly typed
10349 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10351 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10352 the topmost argument register is not also included in the save mask.
10353 (mips16e_collect_argument_save_p): Take a pointer to the argument
10354 register, rather than a pointer to the number of arguments.
10355 (mips16e_collect_argument_saves): Only include argument saves
10356 that aren't in the register mask.
10358 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10360 PR rtl-optimization/32450
10361 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10362 to ensure that instructions are not moved into the prologue when
10363 profiling is on. Remove unused prologue_end variable.
10364 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10365 as a scheduling barrier.
10367 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10371 Disregard DECL_FROM_INLINE.
10373 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10375 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10376 IORing with a constant.
10378 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10380 PR rtl-optimization/32475
10381 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10382 for every definition of the stack pointer.
10384 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10386 * arm.c (vfp3_const_double_index): Copy signed results of
10387 REAL_VALUE_TO_INT into unsigned vars.
10389 2007-07-05 Richard Guenther <rguenther@suse.de>
10391 PR middle-end/32639
10392 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10394 * tree-ssa.c (useless_type_conversion_p): Check canonical
10397 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10399 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10400 zero_extendhisi2): Change to define_insn_and_split.
10401 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10403 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10405 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10406 pass_match_asm_constraints): New.
10407 * passes.c (init_optimization_passes): Add new pass.
10408 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10409 * function.h (struct function): Add has_asm_statement bit.
10410 (current_function_has_asm_statement): New.
10411 * tree-pass.h (pass_match_asm_constraints): New.
10413 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10415 * config/mips/mips.c (mips_file_start): Avoid declaration
10418 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10420 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10422 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10424 * rtl.def (NOTE): Change print format string to print
10425 operand 5 as a note insn name.
10427 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10428 David Ung <davidu@mips.com>
10430 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10431 * doc/invoke.texi: (MIPS Options): Document them.
10433 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10434 David Ung <davidu@mips.com>
10436 Add support for SmartMIPS ASE.
10438 * optabs.c (expand_binop_directly): New, broken out from...
10439 (expand_binop): Here. Make it try rotating in the other
10440 direction even when the second operand isn't constant.
10441 * config/mips/mips.md (*lwxs): New.
10442 * config/mips/mips.opt (msmartmips): New.
10443 * config/mips/mips.c (mips_lwxs_address_p): New.
10444 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10445 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10446 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10447 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10448 (ISA_HAS_LWXS): New.
10449 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10450 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10451 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10452 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10453 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10454 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10455 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10457 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10459 * tree-vectorizer.c (new_loop_vec_info): Initialize
10460 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10461 * tree-vectorizer.h (_loop_vec_info): Added new filed
10462 min_profitable_iters.
10463 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10464 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10465 * tree-vect-analyze.c (vect_analyze_operations): Set
10466 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10467 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10468 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10469 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10470 and prologue cost to after they are computed.
10471 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10472 TARG_VEC_STMT_COST.
10473 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10474 of creating vectors from scalars according to dt.
10475 (vect_model_store_cost): Likewise.
10476 (vectorizable_call): Use dt array instead of scalar dt. Call
10477 vect_model_simple_cost with additional argument dt.
10478 (vectorizable_assignment): Likewise.
10479 (vectorizable_operation): Likewise.
10480 (vectorizable_type_demotion): Likewise.
10481 (vectorizable_type_promotion): Likewise.
10482 (vectorizable_store): Use dt array instead of scalar dt. Call
10483 vect_model_store_cost with additional argument dt.
10484 (vect_do_peeling_for_loop_bound): Don't call
10485 vect_estimate_min_profitable_iters. Instead, lookup
10486 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10487 "may not be profitable".
10489 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10492 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10493 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10494 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10495 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10497 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10499 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10500 addressing modes cheaper.
10502 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10504 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10505 (dw_ranges_struct): Rename block_num to num. Adjust.
10506 (dw_ranges_by_label_struct): New.
10507 (ranges_by_label, ranges_by_label_allocated,
10508 ranges_by_label_in_use): New variables.
10509 (add_ranges_num): Factored most of the code out of...
10510 (add_ranges): ... this one. Rewrite in terms of the former.
10511 (add_ranges_by_labels): New.
10512 (output_ranges): Output by-label ranges.
10513 (dwarf2out_finish): Output range for multiple-section
10514 compile_unit. Output standard DW_AT_low_pc in addition to
10515 unexpected DW_AT_entry_pc.
10517 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10519 PR tree-optimization/32604
10520 PR tree-optimization/32606
10522 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10523 (compute_antic_safe): Removed.
10524 (ANTIC_SAFE_LOADS): Ditto.
10525 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10526 (execute_pre): Don't call compute_antic_safe.
10527 (vuse_equiv): New function.
10528 (make_values_for_stmt): Use it
10529 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10532 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10535 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10536 rather than a decl.
10537 (avr_attribute_table): Make "naked" attribute apply to function types
10538 rather than to decls.
10539 (avr_handle_fntype_attribute): New function.
10541 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10543 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10546 2007-07-04 David Ung <davidu@mips.com>
10547 Joseph Myers <joseph@codesourcery.com>
10549 * config/mips/mips.md (type): Add logical, signext and move.
10550 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10551 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10552 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10553 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10554 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10555 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10556 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10557 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10558 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10559 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10560 movv2sf_hardfloat_64bit): Use the new types.
10561 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10562 *movdf_softfloat, *movdf_mips16): Use "multi".
10563 (extendqihi2): Replace with a define_expand.
10564 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10565 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10566 * config/mips/74k.md (r74k_int_logical): New reservation and
10568 (r74k_int_arith): Remove "slt".
10569 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10570 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10571 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10572 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10573 reservations for "arith".
10575 2007-07-04 Richard Guenther <rguenther@suse.de>
10577 * tree-ssa.c (useless_type_conversion_p): Add handling for
10578 scalar float and vector types. Only call the types_compatible_p
10579 langhook for aggregate types as last resort. Follow the
10582 2007-07-04 Richard Guenther <rguenther@suse.de>
10584 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10585 the same as NOP_EXPR.
10587 2007-07-04 Nick Clifton <nickc@redhat.com>
10589 * target.h (struct gcc_target): Add target_help field.
10590 * target-def.h (TARGET_HELP): New.
10591 (TARGET_INITIALIZER): Use TARGET_HELP.
10592 * opts.c (command_handle_option): Invoke target_help function, if
10593 defined, when the user has specified --target-help on the command
10595 * doc/invoke.texi: Mention that --target-help might print
10596 additional information.
10597 * doc/tm.texi: Document TARGET_HELP hook.
10599 * arm.c (TARGET_HELP): Override default definition.
10600 (arm_target_help): New - display a wrapped list of cores and
10601 architectures supported.
10603 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10605 * config/v850/v850.c (expand_prologue): Make sure
10606 GEN_INT() argument is sign extended rather than zero extended.
10607 (expand_epilogue): Likewise.
10608 (output_move_double): Delete.
10609 * config/v850/v850-protos.h (output_move_double): Delete.
10610 * config/v850/v850.md (movdi): Delete.
10611 (*movdi_internal): Delete.
10613 (*movdf_internal): Delete.
10615 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10617 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10618 unless compiling RTP PIC.
10620 2007-07-04 Richard Guenther <rguenther@suse.de>
10622 PR tree-optimization/32482
10623 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10624 original ssa name if we didn't find a shift expression.
10625 Fix shift constant for bit zero test.
10627 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10629 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10631 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10633 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10634 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10635 * config/arm/vxworks.h (ASM_SPEC): Delete.
10636 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10638 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10640 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10641 (DDR_REVERSED_P): New.
10642 * tree-data-ref.c (initialize_data_dependence_relation,
10643 build_classic_dist_vector): Set DDR_REVERSED_P.
10645 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10647 PR middle-end/32457
10648 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10649 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10650 init_omega_for_ddr_1): Use non conservative number of iterations
10652 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10653 (analyze_siv_subscript): Remove FIXME and reinitialization of
10654 last_conflicts to chrec_dont_know.
10655 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10657 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10659 * tree.c (maybe_canonicalize_argtypes): Improve description.
10661 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10663 * tree.c (maybe_canonicalize_argtypes): New.
10664 (build_function_type): Set canonical type.
10665 (build_method_type_directly): Ditto.
10666 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10669 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10671 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10673 (rewrite_use_nonlinear_expr): Likewise.
10675 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10677 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10679 2007-07-04 Ben Elliston <bje@au.ibm.com>
10681 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10684 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10686 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10687 (Exception Handling): Likewise.
10689 2007-07-03 Jan Hubicka <jh@suse.cz>
10691 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10693 2007-07-03 Eric Christopher <echristo@apple.com>
10695 * doc/cppopts.texi: Add conflicting option note to -dM.
10696 * doc/invoke.texi: Add note about possible conflicts with
10697 -E for -dCHARS and note that -dM will not produce
10698 any results if there is no machine dependent reorg.
10700 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10702 * tree.h (DECL_ALIGN): Back out previous change.
10704 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10706 * configure.ac: Test for .dtprelword support on MIPS.
10707 * configure, config.in: Regenerate.
10708 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10709 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10711 2007-07-03 Julian Brown <julian@codesourcery.com>
10713 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10714 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10715 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10716 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10718 (all_fpus): Add FPUTYPE_VFP3.
10719 (fp_model_for_fpu): Add VFPv3 field.
10720 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10721 (vfp3_const_double_index): New function. Return integer index of
10722 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10724 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10725 and argument represents a valid RTX for a VFPv3 constant.
10726 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10728 (vfp_emit_fstmd): Similar, for fstmd.
10729 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10730 constants, represented as integer indices.
10731 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10732 VFP_REGNO_OK_FOR_DOUBLE macros.
10733 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10734 (arm_file_start): Set float-abi attribute for VFPv3, and output
10735 correct ".fpu" assembler directive.
10736 (arm_dbx_register_numbering): Add FIXME.
10737 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10738 (fputype): Add FPUTYPE_VFP3.
10739 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10740 (CALL_USED_REGISTERS): Likewise.
10741 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10742 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10743 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10744 (D7_VFP_REGNUM): New.
10745 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10746 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10747 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10748 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10749 (REG_ALLOC_ORDER): Adjust for VFPv3.
10750 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10751 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10752 VFP_LO_REGS, VFP_HI_REGS.
10753 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10754 (IS_VFP_CLASS): Define macro.
10755 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10757 (REGISTER_MOVE_COST): Likewise.
10758 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10759 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10760 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10761 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10762 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10763 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10764 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10765 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10766 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10767 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10768 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10769 where appropriate for single-word registers.
10770 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10771 As above. Fix type attributes.
10772 * config/arm/constraints.md (register_contraint "t"): Define.
10773 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10775 (register_constraint "x"): Define.
10776 (constraint "Dv"): Define.
10778 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10780 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10782 2007-07-03 Tom Tromey <tromey@redhat.com>
10784 * c-parser.c (objc_pq_context): Removed.
10785 (objc_need_raw_identifier): Likewise.
10786 (c_parser) <objc_pq_context>: New field.
10787 <objc_need_raw_identifier>: Likewise.
10788 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10789 (c_lex_one_token): Update.
10790 (c_parser_objc_protocol_definition): Update.
10791 (c_parser_objc_method_definition): Update.
10792 (c_parser_objc_methodproto): Update.
10793 (c_parser_declspecs): Update.
10795 2007-07-03 David Ung <davidu@mips.com>
10797 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10799 2007-07-03 David Ung <davidu@mips.com>
10800 Richard Sandiford <richard@codesourcery.com>
10802 * doc/invoke.texi: Document -march=74kf3_2.
10803 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10804 (TUNE_74K): Check for it.
10805 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10806 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10807 * config/mips/mips.md (cpu): Add 74kf3_2.
10808 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10809 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10810 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10811 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10812 74kf3_2 to the CPU list.
10813 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10814 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10815 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10816 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10817 (r74kf3_2_fxfer_from_c1): New insn reservations.
10819 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10820 David Ung <davidu@mips.com>
10822 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10823 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10824 and 74k[fx]. Document aliases for the new options.
10825 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10826 (PROCESSOR_24KF2_1): ...this.
10827 (PROCESSOR_24KX): Rename to...
10828 (PROCESSOR_24KF1_1): ...this.
10829 (PROCESSOR_74KF): Rename to...
10830 (PROCESSOR_74KF2_1): ...this.
10831 (PROCESSOR_74KX): Rename to...
10832 (PROCESSOR_74KF1_1): ...this.
10833 (TUNE_74K): Update PROCESSOR_* names.
10834 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10835 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10836 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10837 (mips_rtx_cost_data): Update processor names in comments.
10838 (mips_issue_rate): Update PROCESSOR_* names.
10839 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10840 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10841 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10842 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10843 Update cpu attribute names.
10844 (r24k_fpu_iss): Rename this reservation to...
10845 (r24kf2_1_fpu_iss): ...this and update all uses.
10846 (r24kx_fpu_iss): Rename this reservation to...
10847 (r24kf1_1_fpu_iss): ...this and update all uses.
10848 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10849 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10850 Update cpu attribute names.
10852 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10854 * config/m32r/constraints.md: New file.
10855 * config/m32r/m32r.c: Include tm-constrs.h.
10856 (small_data_operand): Use satisfies_constraint_* instead of macro.
10857 (addr24_operand, gen_compare): Likewise.
10858 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10859 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10860 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10861 EXTRA_CONSTRAINT): Likewise.
10862 * config/m32r/m32r.md: Include constraints.md.
10863 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10864 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10865 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10866 (two_insn_const_operand, int8_operand, uint16_operand,
10867 reg_or_int16_operand, reg_or_uint16_operand,
10868 reg_or_cmp_int16_operand, cmp_int16_operand,
10869 seth_add3_operand): Likewise.
10871 2007-07-03 Eric Christopher <echristo@gmail.com>
10873 * libgcc2.h: Conditionally declare __bswapsi2 and
10876 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10878 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10881 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10884 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10885 (__gthrw_pragma): Provide default definition.
10886 (__gthrw2): Use it.
10887 * gthr-posix.c (__gthrw_pragma): Define.
10889 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10891 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10892 before declaring inequality.
10894 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10896 * combine.c (recog_for_combine): Log the success or failure of
10897 matching new insn patterns against the machine description in
10900 2007-07-03 Revital Eres <eres@il.ibm.com>
10902 * ddg.c (print_sccs): New function.
10903 (check_sccs): New function.
10904 (create_ddg_all_sccs): Use it.
10905 * ddg.h (print_sccs): Declare.
10906 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10908 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10910 * targhooks.h (default_mode_for_suffix): New function declaration.
10911 * targhooks.c (default_mode_for_suffix): New default target hook.
10912 * target.h (struct c): New structure in the targetm struct.
10913 (mode_for_suffix): New target hook as part of struct c.
10914 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10915 default_mode_for_suffix.
10916 (TARGET_C): New define.
10917 * c-lex.c: Include "target.h".
10918 (interpret_float): Use targetm.c.mode_for_suffix to determine
10919 the mode for a given non-standard suffix.
10920 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10922 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10923 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10925 * doc/extend.texi (Floating Types): New node. Document __float80 and
10926 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10928 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10931 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10932 predicate instead of target_operand.
10933 (divsi3_i1_media, divsi3_media_2): Likewise.
10935 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10937 * tree.h (alias_sets_might_conflict_p): Rename into
10938 alias_sets_must_conflict_p.
10939 * alias.c (alias_sets_might_conflict_p): Likewise.
10940 (alias_sets_conflict_p): Use it.
10941 (objects_must_conflict_p): Likewise.
10942 * c-common.c (strict_aliasing_warning): Adjust.
10944 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10946 * rtlhooks.c (gen_lowpart_if_possible): Check for
10947 invalid subreg before calling gen_lowpart_SUBREG.
10949 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10951 * config/darwin9.h: Add copyright notice.
10952 (LINK_COMMAND_SPEC): Add comment.
10953 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10954 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10955 DARWIN_LIBSYSTEM_HAS_UNWIND.
10957 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10960 * omp-low.c (check_combined_parallel): New function.
10961 (lower_omp_parallel): Call it via walk_stmts, set
10962 OMP_PARALLEL_COMBINED if appropriate.
10963 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10964 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10965 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10966 don't consider it as combined parallel.
10968 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10970 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10971 (gcc_tooldir): Likewise.
10972 * configure: Regenerate.
10973 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10974 old configure.ac gcc_tooldir setting.
10975 (prefix_to_exec_prefix): New variable.
10976 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10977 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10979 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10981 Fix PR tree-optimization/32583
10982 Fix PR tree-optimization/32584
10983 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10984 (phi_translate_set): Use phi_translate directly now.
10985 (make_values_for_stmt): Don't value number RHS if we already know
10988 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10989 Jim Wilson <wilson@specifix.com>
10992 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10995 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10996 Richard Sandiford <richard@codesourcery.com>
10997 Nigel Stephens <nigel@mips.com>
10999 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11000 (mips16e_output_save_restore): Declare.
11001 (mips16e_save_restore_pattern_p): Likewise.
11002 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11003 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11004 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11005 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11006 (BITSET_P): New global macro, extracted from...
11007 (mips_for_each_saved_reg): ...here.
11008 (mips16e_save_restore_info): New struct.
11009 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11010 (mips16e_save_restore_regs): New variable.
11011 (mips_split_plus, mips16e_find_first_register): New functions.
11012 (mips16e_mask_registers): New function.
11013 (compute_frame_size): Expand the commentary before the function.
11014 Enforce the MIPS16e save and restore register range restrictions.
11015 Pad the general register save area at the low end.
11016 (mips16e_save_restore_reg, mips16e_build_save_restore)
11017 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11018 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11019 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11021 (mips_expand_prologue, mips_expand_epilogue): Handle
11022 GENERATE_MIPS16E_SAVE_RESTORE.
11023 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11025 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11027 PR tree-optimization/31966
11028 PR tree-optimization/32533
11029 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11030 "basic_block" description as its third argument. Update function
11031 calls to get destination bb from "edge" argument. Save "cond" into
11032 aux field of the edge. Update prototype for changed arguments.
11033 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11035 (find_phi_replacement_condition): Operate on incoming edges, not
11036 on predecessor blocks. If there is a condition saved in the
11037 incoming edge aux field, AND it with incoming bb predicate.
11038 Return source bb of the first edge.
11039 (clean_predicate_lists): Clean aux field of outgoing node edges.
11040 (tree_if_conversion): Do not initialize cond variable. Move
11041 variable declaration into the loop.
11042 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11043 initializations of new_stmt, arg0 and arg1 variables.
11045 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11047 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11048 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11050 2007-07-02 Richard Guenther <rguenther@suse.de>
11052 * tree-ssa.c (useless_type_conversion_p): Document
11053 future intent as defining the middle-end type system.
11054 Re-structure to call langhook last, group by type class,
11055 mark questionable parts.
11057 2007-07-02 Richard Guenther <rguenther@suse.de>
11059 * tree-flow.h (types_compatible_p): Declare.
11060 * tree-ssa.c (types_compatible_p): New function.
11061 * ipa-type-escape.c (discover_unique_type): Use
11062 types_compatible_p instead of lang_hooks.types_compatible_p.
11063 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11064 * tree-vn.c (expressions_equal_p): Likewise.
11065 * tree.c (fields_compatible_p): Likewise.
11066 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11067 (cprop_operand): Use useless_type_conversion_p instead of
11068 lang_hooks.types_compatible_p.
11069 * tree-inline.c (setup_one_parameter): Likewise.
11070 (declare_return_variable): Likewise.
11071 * tree-nrv.c (tree_nrv): Likewise.
11072 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11073 (maybe_fold_offset_to_component_ref): Likewise.
11074 (maybe_fold_offset_to_reference): Likewise.
11075 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11076 (merge_alias_info): Likewise.
11077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11078 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11079 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11080 * tree-tailcall.c (find_tail_calls): Likewise.
11081 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11082 * gimplify.c (canonicalize_addr_expr): Likewise.
11083 (fold_indirect_ref_rhs): Likewise.
11084 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11085 (cpt_same_type): Likewise.
11086 (check_pointer_types_r): Swap parameters to cpt_same_type
11088 * fold-const.c (fold_convert): Revert fix for PR15988.
11089 * tree-inline.c (setup_one_parameter): Instead fix it here by
11090 using fold_build1 instead of fold_convert and checking for
11091 error_mark_node. Convert only if the conversion is necessary.
11093 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11095 * configure.ac: Check for .gnu_attribute on Power.
11096 * configure: Regenerate.
11097 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11098 attribute for floating-point ABI.
11100 2007-07-02 Ira Rosen <irar@il.ibm.com>
11102 PR tree-optimization/32230
11103 PR tree-optimization/32477
11104 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11105 address is a constant.
11107 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11109 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11110 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11111 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11112 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11113 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11114 64-bit targets. Add support for *-elfoabi*.
11115 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11116 different settings if $(tm_defines) does not select the EABI.
11117 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11118 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11119 (MIPS_ARCH_OPTION_SPEC): Likewise.
11120 (MIPS_ISA_LEVEL_SPEC): Likewise.
11121 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11122 * config/mips/elfoabi.h: New file.
11124 2007-07-02 Richard Guenther <rguenther@suse.de>
11126 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11127 (useless_type_conversion_p): ... this.
11128 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11129 (useless_type_conversion_p): ... this.
11130 * builtins.c (fold_builtin_memory_op): Rename
11131 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11132 * tree-cfg.c (verify_expr): Likewise.
11133 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11134 * tree-ssa-ccp.c (ccp_fold): Likewise.
11135 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11136 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11138 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11139 * tree-ssa-pre.c (eliminate): Likewise.
11140 * tree-ssa.c (delete_tree_ssa): Likewise.
11141 (tree_ssa_useless_type_conversion): Likewise.
11142 * tree.c (build2_stat): Likewise.
11144 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11146 Fix PR tree-optimization/32571
11147 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11150 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11153 and other expected operations explicitly, change default to
11156 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11158 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11160 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11161 (tls_load_dot_plus_eight): Move the label number into the unspec.
11162 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11164 2007-07-01 Andreas Schwab <schwab@suse.de>
11166 * dwarf2out.c (initial_return_save): Define only if used.
11168 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11170 Unreverting Richard's Revert of:
11172 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11174 * dce.c (deletable_insn_p_1): New function, split out from...
11175 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11176 specially, not those inside PARALLELs. Remove BODY argument
11177 and adjust recursive call accordingly.
11178 (prescan_insns_for_dce): Update call to delete_insn_p.
11180 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11181 Revital Eres <eres@il.ibm.com>
11183 * ddg.c (create_ddg_all_sccs): Fix missed
11184 initialization of scc_nodes.
11186 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11188 PR middle-end/32559
11189 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11190 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11192 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11194 * configure.ac: Check for .gnu_attribute on MIPS.
11195 * configure, config.in: Regenerate.
11196 * config/mips/mips.c (mips_file_start): If supported, output
11197 attribute for floating-point ABI.
11199 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11202 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11203 (ffs_cmove): New expander to expand using ctz pattern.
11204 (*ffs_cmove): Remove pattern.
11205 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11206 (ffsdi2): Expand using ctz pattern.
11207 (*ffs_rex64): Remove pattern.
11209 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11211 PR rtl-optimization/32296
11212 * pa.md (return): Delete pattern.
11213 (return_internal): Remove "(const_int 1)" from pattern.
11214 (epilogue): Use return_internal pattern for trivial returns.
11215 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11216 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11218 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11220 * tree-ssa-pre.c (is_exception_related): New function
11221 (can_value_number_operation): Use it.
11223 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11225 Fix PR tree-optimization/32540
11226 Fix PR tree-optimization/31651
11228 * tree-ssa-sccvn.c: New file.
11230 * tree-ssa-sccvn.h: Ditto.
11232 * tree-vn.c: Include tree-ssa-sccvn.h
11233 (val_expr_paid_d): Removed.
11234 (value_table): Ditto.
11235 (vn_compute): Ditto.
11236 (val_expr_pair_hash): Ditto.
11237 (val_expr_pair_expr_eq): Ditto.
11238 (copy_vuses_from_stmt): Ditto.
11239 (vn_delete): Ditto.
11241 (shared_vuses_from_stmt): Ditto.
11242 (print_creation_to_file): Moved up.
11243 (sort_vuses): Ditto.
11244 (sort_vuses_heap): Ditto.
11245 (set_value_handle): Make non-static.
11246 (make_value_handle): Ditto.
11247 (vn_add): Rewritten to use sccvn lookups.
11248 (vn_add_with_vuses): Ditto.
11249 (vn_lookup): Ditto (and second argument removed).
11250 (vn_lookup_with_vuses): Ditto.
11251 (vn_lookup_or_add): Ditto (and second argument removed);
11252 (vn_lookup_or_add_with_vuses): Ditto.
11253 (vn_lookup_with_stmt): New.
11254 (vn_lookup_or_add_with_stmt): Ditto.
11255 (create_value_handle_for_expr): Ditto.
11257 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11258 (seen_during_translate): New function.
11259 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11260 (phi_trans_add): Ditto.
11261 (constant_expr_p): FIELD_DECL is always constant.
11262 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11263 Use constant_expr_p.
11264 Avoid infinite recursion on mutually valued expressions.
11265 Change callers of vn_lookup_or_add.
11266 (phi_translate): New function.
11267 (compute_antic_safe): Allow phi nodes.
11268 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11269 (find_or_generate_expression): Rewrite slightly.
11270 (create_expression_by_pieces): Updated for vn_lookup_or_add
11272 Update VN_INFO for new names.
11273 (insert_into_preds_of_block): Update for new names.
11274 (add_to_exp_gen): New function.
11275 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11276 (find_existing_value_expr): Rewrite to changed vn_lookup.
11277 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11278 (try_look_through_load): Removed.
11279 (try_combine_conversion): Ditto.
11280 (get_sccvn_value): New function.
11281 (make_values_for_phi): Ditto.
11282 (make_values_for_stmt): Ditto.
11283 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11285 (init_pre): Update for SCCVN changes.
11287 (execute_pre): Ditto.
11289 * tree-flow.h (make_value_handle): Declare.
11290 (set_value_handle): Ditto.
11291 (sort_vuses_heap): Ditto.
11292 (vn_lookup_or_add_with_stmt): Ditto.
11293 (vn_lookup_with_stmt): Ditto.
11294 (vn_compute): Remove.
11296 (vn_delete): Ditto.
11297 (vn_lookup): Update arguments.
11299 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11300 (tree-vn.o): Ditto.
11301 (tree-ssa-sccvn.o): New.
11302 (OBJS-common): Add tree-ssa-sccvn.o
11304 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11307 * c-typeck.c (build_external_ref): Don't mark as used if called
11309 * calls.c (rtx_for_function_call): Likewise.
11311 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11315 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11317 * dce.c (deletable_insn_p_1): New function, split out from...
11318 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11319 specially, not those inside PARALLELs. Remove BODY argument
11320 and adjust recursive call accordingly.
11321 (prescan_insns_for_dce): Update call to delete_insn_p.
11323 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11325 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11326 (try_combine): Move potential calls to undo_all() so they happen
11327 before we commit to using the combined insns.
11329 2006-06-30 Jan Hubicka <jh@suse.cz>
11331 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11334 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11336 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11337 (cgraph_remove_unreachable_nodes): Likewise.
11338 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11339 * ipa-inline.c (update_caller_keys): Cast according to the coding
11341 (cgraph_decide_recursive_inlining): Likewise.
11342 (cgraph_decide_inlining_of_small_function): Likewise.
11343 (try_inline): Likewise.
11344 (cgraph_decide_inlining_incrementally): Likewise.
11345 * ipa-pure-const.c (get_function_state): Likewise.
11346 (scan_function): Likewise.
11347 (analyze_function): Likewise.
11348 (static_execute): Likewise.
11349 * ipa-reference.c (scan_for_static_refs): Likewise.
11350 (merge_callee_local_info): Likewise.
11351 (analyze_function): Use type safe memory macros.
11352 (static_execute): Likewise. Cast according to the coding conventions.
11353 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11355 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11357 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11358 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11361 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11363 PR middle-end/30024
11364 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11365 for complex modes (both int and real).
11367 2007-06-29 Jan Hubicka <jh@suse.cz>
11369 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11371 2007-06-29 Jan Hubicka <jh@suse.cz>
11373 PR middle-end/32372
11374 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11377 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11380 * config/avr/avr.c: Include dataflow header file.
11381 (expand_prologue): Adjust for prologue insn change.
11382 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11385 2007-06-29 Richard Guenther <rguenther@suse.de>
11387 PR middle-end/32493
11388 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11389 during type verification.
11391 2007-06-29 Jan Hubicka <jh@suse.cz>
11393 * recog.c (validate_change_rtx_1): Unshare TO argument.
11395 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11397 PR tree-optimization/24659
11398 * tree-vect-transform.c (vectorizable_call): Handle
11399 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11401 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11402 * config/i386/i386.c (enum ix86_builtins)
11403 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11404 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11406 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11407 const using def_builtin_const.
11408 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11409 input operands in the same modes as the result.
11410 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11412 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11414 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11415 (df_set_dead_notes_for_mw): Likewise.
11417 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11419 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11421 2007-06-28 DJ Delorie <dj@redhat.com>
11423 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11425 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11427 * doc/invoke.texi (C++ Dialect Options): Document
11428 fvisibility-ms-compat.
11429 * c.opt (fvisibility-ms-compat): New.
11431 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11434 * tree-affine.c (aff_combination_add_elt): Handle
11435 pointer addition specially.
11437 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11439 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11440 decl is non-external for AIX ABI.
11442 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11444 * config/rs6000/predicates.md (current_file_function_operand):
11445 Ensure the symbol is non-external for AIX ABI.
11447 2007-06-28 Nick Clifton <nickc@redhat.com>
11449 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11450 (fdce, fdse, fpredictive-commoning): Likewise.
11452 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11455 * gcc.c (process_command): Recognize the new -static-libgfortran
11458 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11461 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11462 Use a call clobbered hard reg instead of a pseudo reg.
11464 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11466 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11468 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11471 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11472 REG_LIBCALL and REG_RETVAL notes.
11473 (divsi3, mulsi3): Likewise.
11474 (mulhisi3): Likewise. Use emit_libcall_block.
11475 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11477 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11479 PR rtl-optimization/32481
11480 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11482 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11484 * dce.c (deletable_insn_p_1): New function, split out from...
11485 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11486 specially, not those inside PARALLELs. Remove BODY argument
11487 and adjust recursive call accordingly.
11488 (prescan_insns_for_dce): Update call to delete_insn_p.
11490 2007-06-27 Richard Guenther <rguenther@suse.de>
11492 PR middle-end/32492
11493 * tree.h (fold_convertible_p): Declare.
11494 * fold-const.c (fold_convertible_p): New function.
11495 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11496 instead of lang_hooks.types_compatible_p.
11498 2007-06-26 Jan Hubicka <jh@suse.cz>
11500 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11501 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11502 early use validate_unshare_change.
11503 (reload_combine): Likewise.
11504 * recog.c (change_t): New field unshare.
11505 (validate_change_1): Rename from validate_change; add argument unshare.
11506 (validate_change): Turn into wrapper of validate_change_1; update
11507 prototype for bools.
11508 (validate_unshare_change): New.
11509 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11510 calls of df_insn_rescan.
11511 * recog.h (validate_change): Replace ints by bools.
11512 (validate_unshare_change): Declare.
11514 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11516 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11518 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11520 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11522 2007-06-25 Jan Hubicka <jh@suse.cz>
11524 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11526 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11527 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11528 places other call site specific checks are performed.
11530 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11533 * tree-vect-transform.c (vectorizable_operation): Convert
11534 POINTER_PLUS_EXPR over to PLUS_EXPR.
11536 2007-06-25 Chao-ying Fu <fu@mips.com>
11538 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11539 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11540 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11541 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11543 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11544 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11545 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11546 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11547 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11548 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11549 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11550 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11551 ALL_FIXED_POINT_MODE_P): New define.
11552 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11554 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11556 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11557 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11558 MODE_VECTOR_UACCUM): New mode classes.
11560 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11561 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11562 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11565 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11566 (blank_mode): Initialize ibit and fbit.
11567 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11568 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11570 (new_adjust): Change required_class to required_class_from and
11571 required_class_to for testing within a range.
11572 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11573 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11574 MODE_VECTOR_UACCUM.
11575 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11576 (make_fixed_point_mode): New.
11577 (_ADD_ADJUST): Change C to C1 and C2.
11578 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11579 use a range for machine classes.
11580 (ADJUST_IBIT, ADJUST_FBIT): New.
11581 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11583 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11584 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11585 Emit adjustment for ibit and fbit.
11586 (emit_mode_ibit, emit_mode_fbit): New.
11587 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11589 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11591 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11592 as the source of the set.
11594 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11596 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11597 FP_REGNO_P): Use IN_RANGE.
11598 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11599 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11600 (DATA_REG_P): Use DATA_REGNO_P.
11601 (FP_REG_P): Use FP_REGNO_P.
11602 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11603 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11604 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11606 2007-06-24 Jan Hubicka <jh@suse.cz>
11608 PR middle-end/30563
11609 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11611 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11613 PR middle-end/32461
11614 * fold-const.c (fold_binary): Strip nops of operand 0
11615 of BIT_NOT_EXPR before calling operand_equal_p.
11616 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11617 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11619 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11621 * doc/extend.texi: Document that dllimport and dllexport imply
11622 default visibility.
11623 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11624 imported or exported declaration, including type declarations.
11625 * c-common.c (handle_visibility_attribute): Check for conflicts
11626 with dllimport/dllexport.
11627 (c_determine_visibility): Handle dllimport/dllexport as an
11628 explicit visibility atttribute.
11630 2007-06-23 Richard Guenther <rguenther@suse.de>
11632 PR tree-optimization/16876
11633 PR middle-end/29478
11634 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11636 * tree-inline.c (initialize_inlined_parameters): Do not call
11637 lang_hooks.tree_inlining.convert_parm_for_inlining.
11638 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11639 reason for mismatched types.
11640 * gimplify.c (gimplify_call_expr): Verify the call expression
11641 arguments match the called function type signature. Otherwise
11642 mark the call expression to be not considered for inlining
11643 using CALL_CANNOT_INLINE_P flag.
11644 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11645 edges call expression.
11646 (cgraph_decide_inlining_of_small_function): Likewise.
11647 (cgraph_decide_inlining): Likewise.
11648 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11650 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11651 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11652 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11653 Remove declaration.
11654 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11655 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11657 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11658 convert_parm_for_inlining member.
11660 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11663 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11664 Remove optimization for GT.
11666 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11668 PR middle-end/32437
11669 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11671 (prescan_insns_for_dce): Add extra parameter.
11673 2007-06-23 Jan Hubicka <jh@suse.cz>
11675 PR middle-end/31541
11676 * gimplify.c (mark_addressable): New function.
11677 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11679 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11681 PR middle-end/32374
11682 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11684 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11688 moves between MMX/SSE registers to at least 8 units to prevent
11689 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11691 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11693 * config/i386/i386.c (override_options): Correct x86_sahf
11696 2007-06-21 David Daney <ddaney@avtrex.com>
11699 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11700 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11701 (exception_receiver): Renamed to ...
11702 (nonlocal_goto_receiver): ... this.
11704 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11706 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11707 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11708 partial register accesses.
11710 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11712 * fold-const.c (debug_fold_checksum): Move it under
11713 ENABLE_FOLD_CHECKING.
11715 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11717 PR middle-end/20623
11718 * tree.h (debug_fold_checksum): Declared.
11719 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11720 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11721 build_fold_addr_expr_with_type_1.
11722 (fold_addr_expr, debug_fold_checksum): New.
11723 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11724 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11725 Use fold_addr_expr.
11727 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11729 PR tree-optimization/19590
11730 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11731 of scev is a constant.
11733 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11735 * df-problems.c (df_note_bb_compute): Made computation of live
11736 info consistent with df_lr.
11738 2007-06-21 Richard Guenther <rguenther@suse.de>
11740 PR tree-optimization/32453
11741 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11742 for pointer anti-range.
11744 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11746 * config/i386/i386.c (processor_target_table): Increase maximum
11747 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11750 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11751 byte alignment if > 8 byte alignment is preferred.
11752 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11754 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11756 PR tree-optimization/31866
11757 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11758 if ASM_EXPR's input is not a SSA_NAME.
11760 PR middle-end/32362
11761 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11762 but decl is a global var, instead return decl.
11763 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11764 even for is_global_var decls, if they are private in some outer
11767 2007-06-21 Richard Guenther <rguenther@suse.de>
11769 PR tree-optimization/32451
11770 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11772 2007-06-21 Christian Bruel <christian.bruel@st.com>
11774 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11775 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11776 (push_regs): Changed saving order or banked registers.
11777 (sh_expand_epilogue): Likewise.
11778 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11779 (FIRST_BANKED_REG): Likewise.
11780 (LAST_BANKED_REG): Likewise.
11781 * config/sh/sh.md (banked) New attribute.
11782 (in_delay_slot): Check banked attribute.
11784 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11786 PR tree-optimization/32075
11787 * tree-data-ref.c (subscript_dependence_tester_1,
11788 analyze_miv_subscript, analyze_overlapping_iterations,
11789 add_distance_for_zero_overlaps, build_classic_dist_vector,
11790 subscript_dependence_tester_1, analyze_overlapping_iterations,
11791 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11792 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11793 to evolution_function_is_affine_multivariate_p.
11795 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11797 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11799 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11802 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11804 * config/m32c/prologue.md (epilogue_exitd_16): New.
11805 (epilogue_reit_16): New.
11806 (epilogue_exitd): Rename to epilogue_exitd_24.
11807 (epilogue_reit): Rename to epilogue_reit_24.
11809 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11810 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11812 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11814 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11815 if dbg_cnt (sched_insn) reaches the limit.
11816 (choose_ready): New parameter INSN_PTR and new return value.
11817 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11818 the new return value from choose_ready.
11819 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11820 (rest_of_handle_global_alloc): New global_alloc_at_func.
11822 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11824 PR tree-optimization/25737
11825 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11826 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11827 * tree-flow.h (struct fieldoff): Add new field alias_set.
11828 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11829 argument addressable_type. Set alias_set of fieldoff.
11830 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11831 (create_overlap_variables_for): Pass alias_set from fieldoff to
11833 * alias.c (get_alias_set): Use alias_set from SFT if set.
11835 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11837 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11838 of a variable as an unsigned HOST_WIDE_INT integer.
11840 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11842 PR rtl-optimization/32405
11843 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11845 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11847 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11849 PR middle-end/31959
11850 * builtins.c: Include diagnostic.h.
11851 (expand_builtin_expect): Make gcc_assert more permissive.
11852 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11854 PR inline-asm/32109
11855 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11858 PR middle-end/32285
11859 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11860 if ACCUMULATE_OUTGOING_ARGS.
11862 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11864 * config/m68hc11/m68hc11.c: Include dataflow header file.
11865 (m68hc11_reorg): Port to dataflow.
11867 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11869 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11870 (struct df_problem.free_blocks_on_set_blocks): New field.
11871 (struct dataflow.optional_p): New field.
11872 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11873 (df_live_set_all_dirty): New function.
11874 * df-scan.c (df_scan_alloc): Initialize optional_p.
11875 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11876 * df-core.c (df_set_blocks): Removed use of
11877 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11878 df_problem.free_blocks_on_set_blocks to determine which blocks are
11880 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11881 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11882 uses dataflow.optional_p to determine if problem should be
11884 (rest_of_handle_df_initialize): Only start live problem if
11886 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11887 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11888 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11889 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11890 problem_NOTE): Initialize free_blocks_on_set_blocks.
11891 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11893 (df_live_set_all_dirty, df_note_alloc): New function.
11894 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11896 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11897 * postreload.c (reload_combine): Ditto.
11898 * cse.c (cse_extended_basic_block): Ditto.
11899 * regmove.c (mark_flags_life_zones): Ditto.
11900 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11901 erase_matching_seqs): Ditto.
11902 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11903 * integrate (allocate_initial_values): Ditto.
11904 * combine.c (reg_dead_at_p): Ditto.
11905 * resource.c (mark_target_live_regs): Ditto.
11906 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11907 * config/sh/sh.c (find_r0_life_regions): Ditto.
11908 * global.c (rest_of_handle_global_alloc): Only add back df_live
11910 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11911 df_live for -O > 1.
11912 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11914 (if_convert): Make sure df_live is there at -O == 1.
11915 (pass_if_after_combine): Cleanup flags.
11916 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11917 is there at -O == 1.
11919 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11921 * config/arm/arm.c (arm_get_frame_offsets): Set
11922 offsets->locals_base to avoid negative stack size.
11923 (thumb1_expand_prologue): Assert on negative stack size.
11925 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11927 PR tree-optimization/32367
11928 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11929 of the chrec has no evolution in that loop.
11930 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11932 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11934 * config/xtensa/xtensa.c: Include "df.h".
11935 (xtensa_builtin_saveregs): Use adjust_address instead of
11937 (xtensa_va_start): Invoke make_tree with sizetype for
11938 expand_builtin_saveregs and then convert the result to a pointer.
11939 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11940 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11941 Subtract argument size from index value as integers and then use
11942 POINTER_PLUS_EXPR to add the result to the array address.
11944 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11947 * config/m32c/m32c.c: Include dataflow header file.
11948 (m32c_emit_prologue): Adjust for prologue insn change.
11949 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11950 once inside a PARALLEL. Assume frame size passed in operand 0
11951 includes space to save the fb register.
11952 (prologue_enter_24): Likewise.
11953 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11955 2007-06-19 David Daney <ddaney@avtrex.com
11958 * config/mips/mips.md (cprestore): Mark $gp as used.
11960 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11963 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11964 (frv_ifcvt_modify_insn): Likewise.
11966 2007-06-19 Richard Guenther <rguenther@suse.de>
11968 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11969 only handle positive offsets that fit in a HOST_WIDE_INT.
11971 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11973 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11974 result of rsqrt insn for zero input argument to avoid NaN.
11976 2007-06-19 Richard Guenther <rguenther@suse.de>
11978 PR middle-end/31950
11979 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11981 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11983 PR tree-optimization/32353
11984 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11986 2007-06-19 Nick Clifton <nickc@redhat.com>
11988 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11990 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11993 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11994 * config/i386/i386.c (assign_386_stack_local): Assert that
11995 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11996 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11997 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11998 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12000 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12002 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12004 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12006 PR rtl-optimization/32321
12007 * gcse.c (replace_store_insn): Update the note before
12008 calling emit_insn_after.
12010 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12012 PR middle-end/32355
12013 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12015 * df-problems.c (df_note_bb_compute): Fix dumping info.
12017 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12019 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12020 insn with emit_jump_insn.
12022 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12024 PR tree-optimization/32383
12025 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12026 * targhooks.h (default_builtin_reciprocal): Update prototype.
12027 * target.h (struct gcc_target): Update builtin_reciprocal.
12028 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12029 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12030 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12031 when fndecl is in BUILT_IN_MD class.
12032 (execute_convert_to_rsqrt): Ditto.
12034 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12035 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12036 Convert BUILT_IN_SQRTF code only when md_fn is false.
12038 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12040 * bt-load.c (move_btr_def): Fix the order of arguments
12041 to validate_replace_rtx.
12043 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12045 * config/m68k/m68k-devices.def: Add 54450..54455.
12047 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12049 PR rtl-optimization/32366
12050 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12051 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12054 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12056 PR middle-end/32349
12057 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12058 this is true, rescan insn being modified.
12059 (sms_schedule): Added rescan parameter.
12060 (rest_of_handle_sms): Moved freeing of dominance info to before
12061 getting out of cfg_layout.
12063 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12065 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12066 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12069 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12070 FL_CF_EMAC from the entry for isac.
12072 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12073 (const_sibcall_operand): New.
12074 (sibcall_operand): Use it.
12075 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12076 (m68k_isas): ISAC does not imply FPU or EMAC.
12077 (override_options): Add ISA_C logic for symbolic jump & call.
12079 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12081 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12082 return mode from the builtin itself.
12083 (sparc_fold_builtin): Fix cast of zero constant.
12085 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12087 * targhooks.c (default_builtin_reciprocal): New default target hook.
12088 * targhooks.h (default_builtin_reciprocal): Add prototype.
12089 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12090 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12091 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12092 default_builtin_reciprocal.
12094 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12096 PR middle-end/31723
12097 * hooks.c (hook_tree_tree_bool_null): New hook.
12098 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12099 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12100 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12101 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12102 and convert it to reciprocal a*rfunc(b).
12103 (execute_convert_to_rsqrt): New function.
12104 (gate_convert_to_rsqrt): New function.
12105 (pass_convert_to_rsqrt): New pass definition.
12106 * target.h (struct gcc_target): Add builtin_reciprocal.
12107 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12108 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12109 TARGET_BUILTIN_RECIPROCAL.
12110 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12112 * config/i386/i386.h (TARGET_RECIP): New define.
12113 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12114 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12115 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12116 and not optimizing for size.
12117 (*rcpsf2_sse): New insn pattern.
12118 (*rsqrtsf2_sse): Ditto.
12119 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12120 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12121 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12122 and not optimizing for size.
12123 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12124 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12125 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12126 and not optimizing for size.
12127 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12128 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12129 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12130 and not optimizing for size.
12131 (*sse_rsqrtv4sf2): Do not export.
12132 (sqrtv4sf2): Ditto.
12133 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12134 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12135 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12136 and not optimizing for size.
12137 (sqrtv4sf2): Ditto.
12138 * config/i386/i386.opt (mrecip): New option.
12139 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12140 (ix86_emit_swsqrtsf): Ditto.
12141 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12142 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12143 builtin definition.
12144 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12145 ix86_expand_unop1_builtin.
12146 (ix86_emit_swdivsf): New function.
12147 (ix86_emit_swsqrtsf): Ditto.
12148 (ix86_builtin_reciprocal): New function.
12149 (TARGET_BUILTIN_RECIPROCAL): Use it.
12150 (ix86_vectorize_builtin_conversion): Rename from
12151 ix86_builtin_conversion.
12152 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12153 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12154 "i386 and x86_64 Options" section.
12155 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12157 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12158 Zdenek Dvorak <dvorakz@suse.cz>
12159 Richard Guenther <rguenther@suse.de>
12160 Kaz Kojima <kkojima@gcc.gnu.org>
12162 * tree-vrp.c (compare_values_warnv): Convert val2 to
12164 (extract_range_from_assert): Create
12165 POINTER_PLUS_EXPR for pointer types.
12166 (extract_range_from_binary_expr): Handle
12167 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12169 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12170 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12171 POINTER_PLUS_EXPR as PLUS_EXPR.
12172 (number_of_iterations_lt_to_ne):
12173 For pointer types, use sizetype when
12174 creating MINUS_EXPR/PLUS_EXPRs.
12175 (assert_loop_rolls_lt): For pointer types, use sizetype when
12176 creating MINUS_EXPR/PLUS_EXPRs.
12177 (number_of_iterations_le): Likewise.
12178 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12179 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12180 like PLUS_EXPR and MINUS_EXPR.
12181 * tree-pretty-print.c (dump_generic_node): Handle
12183 (op_prio): Likewise.
12184 (op_symbol_1): Likewise.
12185 * optabs.c (optab_for_tree_code): Likewise.
12186 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12188 * tree-tailcall.c (process_assignment): Mention
12189 POINTER_PLUS_EXPR in a TODO comment.
12190 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12191 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12192 not used with a pointer and an integer type.
12193 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12194 increment using chrec_convert_rhs instead of chrec_convert.
12195 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12196 PLUS_EXPR except for the right hand side's type will be
12198 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12199 (fold_used_pointer_cast): Kill.
12200 (pointer_offset_p): Kill.
12201 (fold_used_pointer): Kill.
12202 (pointer_used_p): Kill.
12203 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12204 call fold_used_pointer.
12205 (instantiate_parameters_1): Convert the increment
12206 using chrec_convert_rhs instead of chrec_convert.
12207 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12208 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12209 instead of PLUS_EXPR.
12210 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12211 PLUS_EXPR for pointers.
12212 (std_gimplify_va_arg_expr): Likewise.
12213 (fold_builtin_memory_op): Likewise.
12214 (fold_builtin_strstr): Likewise.
12215 (fold_builtin_strchr): Likewise.
12216 (fold_builtin_strrchr): Likewise.
12217 (fold_builtin_strpbrk): Likewise.
12218 (expand_builtin_memory_chk): Likewise.
12219 (fold_builtin_memory_chk): Likewise.
12220 (std_expand_builtin_va_start): Use
12221 sizetype for the call to make_tree and then convert
12222 to the pointer type.
12223 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12224 instead of PLUS_EXPR for adding to a pointer.
12225 (std_gimplify_va_arg_expr): Use fold_build2 for
12226 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12227 the operands to sizetype first and then cast the BIT_AND_EXPR
12228 back to the pointer type.
12229 * fold-const.c (build_range_check): Handle pointer types
12231 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12232 of PLUS_EXPR's. Make sure the offset is converted to
12234 (try_move_mult_to_index): Strip the NOPs from the offset.
12235 Remove code argument and replace all uses with PLUS_EXPR.
12236 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12237 specially. Don't use a pointer type for MINUS_EXPR.
12238 (fold_unary): Handle for (T1)(X op Y),
12239 only p+ as that is the only as that can be handled for
12240 binary operators now.
12241 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12243 <case PLUS_EXPR>: Add folding of PTR+INT into
12245 Don't call try_move_mult_to_index.
12246 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12247 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12248 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12249 Don't call try_move_mult_to_index.
12250 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12251 (tree_expr_nonzero_p): Likewise.
12252 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12253 of PLUS_EXPR for the complex expression folding.
12254 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12255 first chrec is a pointer type, then the second should
12256 be sizetype and not the first's type.
12257 For POINTER_PLUS_EXPR, use a different right hand side type.
12258 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12259 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12260 different right hand side type.
12261 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12262 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12263 instead of PLUS_EXPR.
12264 When either operand is zero, convert the other operand.
12265 (chrec_apply): Use chrec_convert_rhs
12266 on the argument x instead of chrec_convert.
12267 (reset_evolution_in_loop): For pointer types, the new_evol
12268 should be sizetype.
12269 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12270 different right hand side type.
12271 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12272 (chrec_convert_rhs): New function.
12273 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12274 different right hand side type.
12275 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12276 * tree-chrec.h (chrec_convert_rhs): New prototype.
12277 (build_polynomial_chrec): For pointer types, the right hand
12278 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12279 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12280 Remove subtraction case as it is always addition now.
12281 Make sure the offset is converted to sizetype.
12282 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12283 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12284 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12285 PLUS_EXPR in pointer type.
12286 Handle POINTER_PLUS_EXPR.
12287 (tree_to_aff_combination): Likewise.
12288 (force_expr_to_var_cost): Likewise.
12289 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12290 instead of PLUS_EXPR for pointers.
12291 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12292 instead of PLUS_EXPR of pointer types.
12293 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12295 (check_va_list_escapes): Likewise.
12296 (check_all_va_list_escapes): Likewise.
12297 * dwarf2out.c (loc_descriptor_from_tree_1):
12298 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12299 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12300 (string_constant): Likewise.
12301 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12302 the offset to the base, use POINTER_PLUS_EXPR.
12303 (add_to_parts): Convert the index to sizetype.
12304 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12305 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12306 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12307 Offset only holds something for PLUS_EXPR.
12308 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12310 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12312 (analyze_accesses_for_modify_stmt): Likewise.
12313 Remove comment about the type being integral type as it is
12315 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12317 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12319 Correct the type which the artimentic is done in (is now
12322 * tree-data-ref.c (split_constant_offset): Handle
12324 * tree-affine.c (tree_to_aff_combination): Likewise.
12325 * c-typeck.c (build_unary_op): For pointers create the increment
12326 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12328 * gimplify.c (gimplify_self_mod_expr): Create a
12329 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12330 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12331 * tree.def (POINTER_PLUS_EXPR): New tree code.
12332 * tree-predcom.c (ref_at_iteration): If we have a pointer
12333 type do the multiplication in sizetype.
12334 * tree-mudflap.c (mf_xform_derefs_1): Create a
12335 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12336 * tree-ssa-forwprop.c
12337 (forward_propagate_addr_into_variable_array_index):
12338 Don't expect there to be a cast for the index as that
12339 does not exist anymore.
12340 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12341 instead of PLUS_EXPR.
12342 Don't check for the first operand of the POINTER_PLUS_EXPR
12343 was the index as it cannot be.
12344 Call forward_propagate_addr_into_variable_array_index with
12345 the SSA_NAME instead of the statement.
12346 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12347 (compare_constant): Likewise.
12348 (copy_constant): Likewise.
12349 (compute_reloc_for_constant): Likewise.
12350 (output_addressed_constants): Likewise.
12351 (initializer_constant_valid_p): Likewise.
12352 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12353 Convert the MIN/MAX of the inner type to the outer
12354 type before comparing them.
12355 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12356 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12357 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12358 of PLUS_EXPR for pointers.
12359 * tree-inline.c (estimate_num_insns_1): Handle
12361 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12362 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12363 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12364 instead of PLUS_EXPR for the pointer increment statement.
12365 (vect_update_ivs_after_vectorizer): For pointer types, create
12366 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12367 MULT_EXPR in sizetype.
12368 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12370 * tree-object-size.c (plus_expr_object_size): Handle
12371 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12372 code which is trying to figure out which side is a pointer and
12374 (check_for_plus_in_loops_1): Likewise.
12375 (check_for_plus_in_loops): Likewise.
12376 * c-common.c (pointer_int_sum): Create a
12377 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12378 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12379 only POINTER_PLUS_EXPR. Removing all the extra
12380 code which is trying to figure out which side is a pointer and
12382 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12383 PLUS_EXPR and MINUS_EXPR.
12384 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12386 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12387 with make_tree, instead of a pointer type.
12388 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12389 for pointers instead of PLUS_EXPR.
12390 (s390_gimplify_va_arg): Likewise.
12391 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12392 instead of PLUS_EXPR when doing addition on pointer
12393 types. Use sizetype for the second operand.
12394 (spu_gimplify_va_arg_expr): Likewise.
12395 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12396 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12397 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12398 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12399 for the pointer addition and also use size_int/sizetype
12401 (ix86_gimplify_va_arg): Likewise.
12402 Perform BIT_AND_EXPR on sizetype arguments.
12403 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12404 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12405 for the pointer additions and also use size_int for the offsets.
12406 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12407 additions and also use size_int for the offsets. Perform
12408 BIT_AND_EXPR on sizetype arguments.
12409 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12410 POINTER_PLUS_EXPR for pointers and create the
12411 BIT_AND_EXPR in sizetype.
12412 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12413 instead of PLUS_EXPR for pointer addition.
12414 (rs6000_va_start): Likewise.
12415 Also use sizetype for the offset.
12416 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12417 as PLUS_EXPR/MINUS_EXPR.
12418 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12419 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12420 Don't use BIT_AND_EXPR on a pointer type, convert the
12421 expression to sizetype first.
12422 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12424 (mips_gimplify_va_arg_expr): Likewise.
12425 Don't create BIT_AND_EXPR in a pointer type.
12427 2007-06-15 Eric Christopher <echristo@apple.com>
12429 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12430 (x86_64-*-darwin*): Ditto.
12431 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12434 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12436 * doc/extend.texi: Document behavior of __attribute__((aligned))
12439 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12441 * rtlanal.c (note_stores): Improve documentation.
12443 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12445 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12446 LOCAL_LABEL_PREFIX): Delete.
12447 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12448 (bfin_internal_label): Delete.
12450 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12452 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12453 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12454 otherwise define to LIBGCC2_TF_CEXT.
12455 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12456 (LIBGCC_TF_CEXT): Ditto.
12459 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12461 PR rtl-optimization/32339
12462 * df-scan.c (df_uses_record): Don't modify flags but just add to
12463 it for df_ref_record.
12465 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12467 * tree-mudflap.c: Fix whitespace issues.
12469 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12471 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12473 2007-06-14 Eric Christopher <echristo@apple.com>
12475 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12476 (movv4sf): Use gcc_unreachable instead of abort.
12478 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12481 * config/i386/sfp-machine.h (CMPtype): New define.
12482 (mach stubs): Use CMPtype instead of int as a return type.
12484 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12486 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12487 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12488 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12489 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12490 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12491 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12492 config/soft-fp/soft-fp.h: Update from glibc CVS.
12494 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12496 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12498 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12501 * config/v850/v850.c: Include dataflow header file.
12502 (substitute_ep_register): Fix typo.
12504 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12506 * configure.ac: Fix earlier checkin.
12507 * configure: Regenerated.
12509 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12511 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12512 * aclocal.m4: Regenerate.
12513 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12514 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12515 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12516 * configure: Regenerate.
12517 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12519 * Makefile.in (quickstrap): Build libgcc too.
12521 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12523 * configure.ac: Add --enable-checking=df. Explicitly mention that
12524 the variables are initialized as for "release".
12525 * df-core.c: Use it.
12526 * configure: Regenerate.
12527 * config.in: Regenerate.
12529 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12531 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12532 validate_replace_rtx instead of replace_rtx.
12533 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12535 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12537 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12538 (DWARF2_UNWIND_INFO): Override default if configured with
12540 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12541 (ENDFILE_SPEC): Add crtend.o.
12542 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12543 (ENDFILE_SPEC): Add crtend.o.
12544 (TARGET_USE_JCR_SECTION): Define.
12545 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12547 * config/i386/cygming-crtbegin.c: New file.
12548 * config/i386/cygming-crtend.c: New file.
12550 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12552 * config/i386/w32-unwind.h: New file.
12554 2007-06-13 Eric Christopher <echristo@apple.com>
12556 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12557 the user set a value below STACK_BOUNDARY.
12559 2007-06-13 Thiemo Seufer <ths@networkno.de>
12561 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12562 imply -lpthread for -pthread.
12564 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12566 * basic-block.h: Remove the prototype for
12567 free_basic_block_vars.
12568 * cfglayout.h: Remove the prototype for
12569 insn_locators_initialize.
12570 * tree.h: Remove the prototype for emit_line_note.
12572 * tree-ssa-pre.c (mergephitemp): Remove.
12573 (init_pre): Don't use mergephitemp.
12575 2007-06-13 Eric Christopher <echristo@apple.com>
12577 * config/i386/i386.c (override_options): If we've specified
12578 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12580 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12582 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12585 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12587 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12588 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12589 (eh_store_handler): New pattern.
12590 (eh_return): Emit it instead of a plain move.
12592 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12594 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12595 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12596 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12599 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12601 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12602 (find_next_insn_start, find_load): New functions.
12603 (bfin_reorg): Use them to deal with the fact that parallel insns are
12604 no longer represented as a SEQUENCE.
12606 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12608 * config/sparc/sparc.c (sparc_override_options): Initialize
12609 fpu mask correctly.
12611 2007-06-13 Dave Korn <dave.korn@artimi.com>
12613 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12616 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12618 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12619 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12620 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12621 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12622 tree-vect-transform.c: Fix comment typos. Follow spelling
12625 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12627 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12628 to the exit block use set.
12629 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12630 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12631 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12633 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12635 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12636 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12637 to indicate an error.
12638 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12640 (dbg_cnt_process_opt): Print an error on a bad argument.
12641 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12642 * common.opt (-fdbg-cnt-list): New.
12643 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12645 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12647 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12648 flag on ref-all pointers.
12650 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12652 PR middle-end/31579
12653 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12654 for the offset with the modifier as EXPAND_INITIALIZER
12655 if the modifier is EXPAND_INITIALIZER.
12656 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12657 a register if we had an overflow.
12659 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12661 * real.c (real_isfinite): New.
12662 (real_sqrt): Use it.
12663 * real.h (real_isfinite): New.
12664 * builtins.c: Use it.
12666 2007-06-12 Ian Lance Taylor <iant@google.com>
12667 Daniel Berlin <dberlin@dberlin.org>
12670 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12671 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12672 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12673 (DECL_NO_TBAA_P): Define.
12674 (struct tree_decl_common): Add no_tbaa_flag field.
12675 * tree-ssa-structalias.c (struct variable_info): Add
12676 no_tbaa_pruning field.
12677 (new_var_info): Initialize no_tbaa_pruning field.
12678 (unify_nodes): Copy no_tbaa_pruning field.
12679 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12680 (dump_solution_for_var): Print no_tbaa_pruning flag.
12681 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12683 (compute_tbaa_pruning): New static function.
12684 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12685 Call compute_tbaa_pruning.
12686 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12687 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12688 * gimple-low.c (lower_stmt): Likewise.
12689 * tree-gimple.c (is_gimple_stmt): Likewise.
12690 * tree-ssa-operands.c (get_expr_operands): Likewise.
12691 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12692 * tree-inline.c (estimate_num_insns_1): Likewise.
12693 (copy_result_decl_to_var): Likewise.
12694 * expr.c (expand_expr_real_1): Likewise.
12695 * tree-pretty-print.c (dump_generic_node): Likewise.
12696 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12697 * omp-low.c (omp_copy_decl_2): Likewise.
12698 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12699 * doc/c-tree.texi (Expression trees): Document
12700 CHANGE_DYNAMIC_TYPE_EXPR.
12702 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12704 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12705 with !HONOR_NANS and !HONOR_INFINITIES.
12706 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12708 2007-06-12 Tristan Gingold <gingold@adacore.com>
12710 * gcov.c: Comments updated.
12711 (source_info): Add file_time field.
12712 (source_index): New variable.
12713 (mutiple_files): New variable.
12714 (generate_results): New function extracted from process_file.
12715 (process_file): Save and restore chain of functions, generate
12716 results and free structures only if not merging results.
12717 (release_structures): File names are now freed in create_file_names
12718 (create_file_names): Free previous file names.
12719 (find_source): File date is now read here and modifications in
12720 source files is checked here.
12721 (read_graph_file): Only reverse order of functions for the current
12723 (make_gcov_file_name): Do not generate long names if input_name is
12725 (output_lines): If merging results do not display graph, data and
12727 Checking source file modification is done in find_source.
12729 * doc/gcov.texi: Append an s to sourcefile.
12731 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12733 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12734 (forced_nop): New pattern.
12735 * config/bfin/bfin.c: Include "df.h".
12736 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12737 (bfin_discover_loop): Use df_get_live_in instead of
12738 global_live_at_start.
12739 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12740 df_analyze when done.
12741 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12742 the insns. Use QImode for the final insn in a bundle. Call
12743 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12745 (reorder_var_tracking_notes): New function.
12746 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12747 update_life_info. Call df_analyze after scheduling and bundle
12748 generation. Call reorder_var_tracking_notes if generating these
12749 notes. Call df_finish_pass at the end.
12751 2007-06-12 Dirk Mueller <dmueller@suse.de>
12753 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12754 a comparison, not an assignment.
12756 2007-06-12 Olivier Hainque <hainque@adacore.com>
12758 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12759 Request walking the subtrees only, leaving the current is_lhs/val_only
12761 (convert_non_local_reference): Likewise.
12763 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12765 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12767 2007-06-12 Richard Guenther <rguenther@suse.de>
12769 PR tree-optimization/15353
12770 PR tree-optimization/31657
12771 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12772 * timevar.def: Add TV_TREE_IFCOMBINE.
12773 * tree-pass.h (pass_tree_ifcombine): Declare.
12774 * tree-ssa-ifcombine.c: New file.
12775 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12776 * tree-flow.h (blocks_in_phiopt_order): Declare.
12777 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12778 (tree-ssa-ifcombine.o): New dependencies.
12780 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12782 PR rtl-optimization/32293
12783 * combine.c (simplify_if_then_else): Truncate return from
12784 nonzero_bits() to correct mode.
12786 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12788 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12789 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12791 2007-06-11 Diego Novillo <dnovillo@google.com>
12793 * Makefile.in (reload1.o-warn): Remove.
12795 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12797 * combine.c (subst): Use reg_overlap_mentioned_p
12798 instead of comparing register numbers directly.
12800 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12802 * reload1.c (mark_home_live_1): Use the mode parameter.
12804 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12806 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12807 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12809 * df-core.c: Ditto.
12811 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12813 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12815 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12817 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12818 from integer registers.
12819 (FP mode splitters): Handle TFmode.
12821 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12823 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12824 for ref-all pointers that point-to anything.
12826 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12828 * config/arm/arm.c (arm_output_dwarf_dtprel,
12829 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12831 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12833 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12834 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12837 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12839 * tree.c (signed_or_unsigned_type_for): New.
12840 (unsigned_type_for): Use signed_or_unsigned_type_for.
12841 (signed_type_for): Use signed_or_unsigned_type_for.
12842 * tree.h (signed_or_unsigned_type_for): New.
12843 (get_signed_or_unsigned_type): Remove.
12844 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12845 lang_hooks.types.signed_type
12846 (size_diffop): Likewise.
12847 (all_ones_mask_p): Likewise.
12848 (build_range_check): Likewise.
12849 (fold_cond_expr_with_comparison): Likewise.
12850 (fold_cond_expr_with_comparison): Likewise.
12851 (unextend): Likewise.
12852 (extract_muldiv_1): Likewise.
12853 (fold_single_bit_test_into_sign_test): Likewise.
12854 (fold_binary): Likewise.
12855 (fold_ternary): Likewise.
12856 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12857 instead of get_signed_or_unsigned_type.
12858 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12859 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12860 * expr.c (signed_or_unsigned_type_for): Use
12861 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12862 * langhooks.c (get_signed_or_unsigned_type): Remove.
12863 (lhd_signed_or_unsigned_type): Remove.
12864 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12865 signed_or_unsigned_type.
12866 (lhd_signed_or_unsigned_type): Remove.
12867 * expmed.c (make_tree): Use signed_type_for instead of
12868 lang_hooks.types.signed_type.
12869 * c-common.c (same_scalar_type_ignoring_signedness): Use
12870 c_common_signed_type instead of lang_hooks.types.signed_type.
12871 (c_common_unsigned_type): New.
12872 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12873 (shorten_compare): Use c_common_unsigned_type instead of
12874 c_common_signed_or_unsigned_type.
12875 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12877 * convert.c (convert_to_integer): Use signed_type_for instead of
12878 lang_hooks.types.signed_type.
12879 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12880 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12881 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12882 * c-format.c (check_format_types): Use c_common_unsigned_type
12883 instead of unsigned_type_for.
12884 * c-decl.c (groakdeclarator): Likewise.
12885 * c-typeck.c (convert_for_assignment): Likewise.
12886 * c-common.h (c_common_unsigned_type): New.
12888 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12891 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12892 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12894 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12896 PR middle-end/32279
12897 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12898 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12900 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12901 Sebastian Pop <sebpop@gmail.com>
12903 * lambda-code.c (remove_iv): New.
12904 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12906 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12908 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12909 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12910 * tree-ssa-loop-prefetch.c: Include optabs.h.
12911 (FENCE_FOLLOWING_MOVNT): New macro.
12912 (struct mem_ref): Add independent_p and storent_p fields.
12913 (record_ref): Initalize the new fields.
12914 (gather_memory_references_ref): Return true if the reference
12916 (gather_memory_references): Check whether all memory accesses
12917 in loop were recorded.
12918 (should_issue_prefetch_p): Return false for nontemporal stores.
12919 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12920 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12921 (determine_loop_nest_reuse): Detect independent memory references.
12922 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12923 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12924 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12925 * config/i386/i386.h (x86_mfence): Declare.
12926 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12927 * config/i386/i386.c (x86_mfence): New variable.
12928 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12930 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12931 * optabs.c (init_optabs): Initialize storent_optab.
12932 * optabs.h (enum optab_index): Add OTI_storent.
12933 (storent_optab): Declare.
12934 * genopinit.c (optabs): Add initialization for storent_optab.
12935 * tree.h (MOVE_NONTEMPORAL): New macro.
12936 * expr.c (expand_assignment, store_expr, store_constructor_field,
12937 store_constructor, store_field, expand_expr_real_1): Propagate
12938 nontemporality of the expanded store.
12939 (emit_storent_insn): New function.
12940 * expr.h (expand_assignment, store_expr): Declaration changed.
12941 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12942 to expand_assignment.
12943 * stmt.c (expand_asm_expr): Ditto.
12944 * calls.c (initialize_argument_information): Pass false as
12945 nontemporality to store_expr.
12946 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12949 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12951 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12953 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12955 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12957 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12958 and allow DECL_P here.
12960 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12962 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12963 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12964 track of the size of the expression.
12965 * cfghooks.c (merge_blocks): Remove block from loops structure only
12966 after call of the merge_blocks hook.
12968 2007-06-09 Tom Tromey <tromey@redhat.com>
12970 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12971 (deprecated_state): Removed.
12972 (start_decl): Update.
12973 (enum deprecated_states): Moved earlier.
12974 (groktypename): Update.
12975 (push_parm_decl): Likewise.
12976 (grokfield): Likewise.
12977 (start_function): Likewise.
12979 2007-06-09 Ian Lance Taylor <iant@google.com>
12981 PR tree-optimization/32169
12982 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12983 CONVERT_EXPR, check whether min and max both converted to an
12984 overflow infinity representation.
12986 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12988 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12989 not inserted on the edge.
12991 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12993 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12994 instructions if they are supported.
12995 (__divsi3, __umodsi3, __modsi3): Likewise.
12996 (__ashldi3, __ashrdi3, __lshrdi3): New.
12997 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12999 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13000 Tony Linthicum <tony.linthicum@amd.com>
13002 * doc/invoke.texi: Add fvect-cost-model flag.
13003 * common.opt (fvect-cost-model): New flag.
13004 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13005 cost fields in stmt_vec_info struct for STMT.
13006 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13007 fields in stmt_vec_info struct and access functions for the same.
13008 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13009 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13010 load, store and vector to scalar operation.
13011 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13012 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13013 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13014 (TARG_VEC_STORE_COST): Define cost of vector store.
13015 (vect_estimate_min_profitable_iters): Define new function.
13016 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13017 check to evaluate if loop iterations are less than minimum profitable
13018 iterations determined by cost model or minimum vect loop bound defined
13019 by user, whichever is more conservative.
13020 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13021 run-time check to evaluate if loop iterations are less than minimum
13022 profitable iterations determined by cost model or minimum vect loop
13023 bound defined by user, whichever is more conservative.
13024 (vect_estimate_min_profitable_iterations): New function to estimate
13025 mimimimum iterartions required for vector version of loop to be
13026 profitable over scalar version.
13027 (vect_model_reduction_cost): New function.
13028 (vect_model_induction_cost): New function.
13029 (vect_model_simple_cost): New function.
13030 (vect_cost_strided_group_size): New function.
13031 (vect_model_store_cost): New function.
13032 (vect_model_load_cost): New function.
13033 (vectorizable_reduction): Call vect_model_reduction_cost during
13035 (vectorizable_induction): Call vect_model_induction_cost during
13037 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13038 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13039 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13040 vectorizable_promotion, vectorizable_demotion): Call
13041 vect_model_simple_cost during analysis phase.
13043 2007-06-08 Simon Baldwin <simonb@google.com>
13045 * reg-stack.c (get_true_reg): Readability change. Moved default case
13046 label into direct switch statement scope.
13048 2007-06-08 Simon Baldwin <simonb@google.com>
13050 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13051 in gcc_assert() with '==' comparison.
13053 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13055 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13056 TARGET_ABM handling of x86_popcnt variable.
13058 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13060 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13061 __builtin_copysignq and __builtin_infq built-in functions.
13063 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13065 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13066 SSE4.2 section. Correct built-in function names in SSE4A section.
13068 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13070 PR tree-optimization/32243
13071 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13072 for ncopies after ratio check between nunits_out and nunits_in.
13073 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13075 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13077 PR tree-optimization/32224
13078 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13079 vectorization upon a non GIMPLE_MODIFY_STMT.
13081 2007-06-08 Christian Bruel <christian.bruel@st.com>
13084 * config/sh/sh.md (doloop_end): New pattern and splitter.
13085 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13087 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13089 PR middle-end/32209
13090 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13092 (verify_dominators): Do not change dominance tree.
13094 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13096 * config/sh/constraints.md: New file.
13097 * config/sh/sh.c: Include tm-constrs.h.
13098 (reg_class_from_letter): Remove.
13099 (prepare_cbranch_operands): Use satisfies_constraint_*
13100 function instead of macro.
13101 (andcosts, broken_move, sh_secondary_reload): Likewise.
13102 * config/sh/predicates.md (trapping_target_operand): Likewise.
13103 (and_operand, arith_operand, arith_reg_or_0_operand,
13104 cmp_operand, logical_operand, target_operand,
13105 ua_address_operand, ua_offset, xor_operand): Likewise.
13106 * config/sh/sh.md: Include constraints.md.
13107 (*movsicc_t_false): Use satisfies_constraint_* function
13109 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13110 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13111 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13112 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13113 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13114 (REG_CLASS_FROM_CONSTRAINT): Remove.
13115 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13116 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13117 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13118 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13119 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13120 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13121 function instead of macro.
13122 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13123 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13124 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13125 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13126 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13127 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13128 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13129 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13130 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13131 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13132 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13133 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13134 EXTRA_CONSTRAINT_STR): Likewise.
13135 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13137 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13139 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13141 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13144 * c-common.h (flag_cpp0x): Replaced by...
13145 (cxx_dialect): ... this new variable specifying the C++ dialect that
13147 * c-common.c (flag_cpp0x): Removed.
13148 (cxx_dialect): Defined.
13149 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13151 * c-opts.c (c_common_post_options): Likewise.
13152 (set_std_cxx98): Set cxx_dialect to cxx98.
13153 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13155 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13156 Hui-May Chang <hm.chang@apple.com>
13158 * doc/invoke.texi (Darwin Options): Update documentation for
13159 -mmacosx-version-min.
13160 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13161 * config/darwin-driver.c: New file.
13162 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13163 * config/t-darwin (darwin-driver.o): New rule.
13165 * config/darwin-c.c (version_as_macro): Ignore low digit.
13167 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13169 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13170 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13171 (CSGNMODE): New mode macro.
13172 (CSGNVMODE): New mode attribute.
13173 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13174 expander using CSGNMODE mode macro. Handle TFmode.
13175 (copysign<mode>3_const): Rename from copysignsf3_const and
13176 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13178 (copysign<mode>3_var): Rename from copysignsf3_var and
13179 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13181 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13182 mode macro. Handle TFmode.
13183 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13184 (iortf3, *iortf3): Ditto.
13185 (xortf3, *xortf3): Ditto.
13186 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13187 TFmode and TImode masks.
13188 (ix86_expand_copysign): Expand TFmode copysign insn.
13189 (IX86_BUILTIN_INFQ): New.
13190 (IX86_BUILTIN_FABSQ): Ditto.
13191 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13192 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13193 [__builtin_fabsq]: Ditto.
13194 [__builtin_copysignq]: Ditto.
13195 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13196 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13197 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13198 ix86_expand_binop_builtin().
13200 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13202 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13204 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13207 * rtl.h (push_to_sequence2): New.
13208 * emit-rtl.c (push_to_sequence2): New.
13209 * function.c (assign_parm_data_all): Add new fields.
13210 (assign_parm_setup_block): Call push_to_sequence2 instead of
13212 (assign_parm_setup_reg): Ditto.
13213 (assign_parm_setup_stack): Ditto.
13214 (assign_parms_unsplit_complex): Ditto.
13215 (assign_parms): Change field name.
13217 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13219 PR tree-optimization/32220
13220 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13221 phi node is reached before defining statement.
13223 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13226 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13227 after changing the right hand side of the assignment.
13229 2007-06-06 Eric Christopher <echristo@apple.com>
13231 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13232 (x86_64-*-darwin*): Ditto.
13233 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13234 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13236 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13238 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13239 coding conventions.
13240 (add_key): Likewise.
13241 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13242 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13244 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13246 (add_cost_one_coalesce): Likewise.
13247 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13248 variable names. Rename orig to orig_name for consistency.
13249 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13250 coding conventions.
13251 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13253 (record_equivalences_from_stmt): Likewise.
13254 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13255 the coding conventions.
13256 (memory_ssa_name_same): Likewise.
13257 (dse_optimize_stmt): Likewise.
13258 (dse_record_phis): Likewise.
13259 (dse_finalize_block): Likewise.
13260 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13261 keywords as variable names.
13262 (may_move_till): Cast according to the coding conventions.
13263 (force_move_till_expr): Avoid using C++ keywords as variable names.
13264 (force_move_till): Cast according to the coding conventions.
13265 (memref_hash): Likewise.
13266 (memref_eq): Likewise.
13267 (gather_mem_refs_stmt): Likewise.
13268 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13269 using C++ keywords as variable names.
13270 (idx_find_step): Cast according to the coding conventions.
13271 (idx_record_use): Likewise.
13272 (find_depends): Likewise.
13273 (prepare_decl_rtl): Likewise.
13274 (mbc_entry_hash): Likewise.
13275 (mbc_entry_eq): Likewise.
13276 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13277 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13278 (idx_infer_loop_bounds): Cast according to the coding conventions.
13279 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13280 * tree-ssa-math-opts.c (occ_new ): Likwise.
13281 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13283 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13285 (add_use_op): Likewise.
13286 (add_vop): Likewise.
13287 (add_vuse_op): Likewise.
13288 (add_vdef_op): Likewise.
13289 (get_expr_operands): Likewise.
13290 (push_stmt_changes): Use type safe memory macros.
13291 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13292 keywords as variable names.
13293 (conditional_replacement): Likewise.
13294 (minmax_replacement): Likewise.
13295 (abs_replacement): Likewise.
13296 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13297 coding conventions.
13298 (insert_fake_stores): Avoid using C++ keywords as variable names.
13299 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13301 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13302 (heapvar_insert): Use type safe memory macros.
13303 (new_var_info): Cast according to the coding conventions.
13304 (new_constraint): Likewise.
13305 (remove_preds_and_fake_succs): Use type safe memory macros.
13306 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13308 (thread_single_edge): Likewise.
13309 (thread_through_loop_header): Likewise.
13311 2007-06-06 Eric Christopher <echristo@apple.com>
13313 * config/i386/i386.c (override_options): Move handling
13314 of TARGET_SUBTARGET* earlier.
13316 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13318 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13321 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13323 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13324 emited outside of basic block.
13325 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13326 the created blocks.
13327 * rtl.h (delete_insn_chain): Declaration changed.
13328 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13330 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13331 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13332 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13333 to delete_insn_chain.
13334 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13335 do not have bb field set.
13336 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13338 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13339 * cfgcleanup.c (try_optimize_cfg): Ditto.
13341 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13343 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13344 (lambda_body_vector_new): Use type safe memory macros.
13345 (lambda_linear_expression_new): Likewise.
13346 (lambda_loopnest_new): Likewise.
13347 (lambda_lattice_new): Likewise.
13348 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13349 conventions. Use type safe memory macros.
13350 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13351 (lambda_body_vector_s): Likewise.
13352 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13353 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13355 2007-06-06 Richard Guenther <rguenther@suse.de>
13357 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13358 if we need to schedule cfg_cleanup.
13359 (tree_ssa_forward_propagate_single_use_vars): Do so.
13361 2007-06-06 Ian Lance Taylor <iant@google.com>
13363 * fold-const.c (merge_ranges): If range_successor or
13364 range_predecessor fail, just return 0.
13366 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13368 PR tree-optimization/32216
13369 * tree-vectorizer.c (supportable_widening_operation): Determine
13370 signedness of FIX_TRUNC_EXPR from output operand.
13371 (supportable_narrowing_operation): Ditto.
13372 * tree-vect-generic.c (expand_vector_operations_1): Determine
13373 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13374 from input operand.
13376 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13378 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13379 (struct pta): ...from here. Change flags to unsigned to avoid
13380 excessive casting (as it is used as a bit mask).
13381 (override_options): Add casts according to the coding convenventions.
13382 (x86_64_elf_unique_section): Likewise.
13383 (examine_argument): Avoid using C++ keywords as variable names.
13384 (construct_container): Likewise.
13385 (legitimize_pic_address): Likewise.
13386 (get_dllimport_decl): Cast according to the coding conventions. Use
13387 type safe memory macros.
13388 (legitimize_address): Cast according to the coding conventions.
13389 (emit_i387_cw_initialization): Corrected the type of slot to enum
13391 (ix86_init_machine_status): Use type safe memory macros.
13392 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13393 (bdesc_pcmpistr): Likewise.
13394 (bdesc_crc32): Likewise.
13395 (bdesc_sse_3arg): Likewise.
13396 (bdesc_2arg): Likewise.
13397 (bdesc_1arg): Likewise.
13398 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13399 (ix86_expand_sse_pcmpistr): Likewise.
13400 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13401 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13402 int to match the langhook definition.
13403 (ix86_builtin_conversion): Change the type of code to unsigned init to
13404 match the langhook definition.
13405 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13407 (ix86_preferred_output_reload_class): Likewise.
13408 (ix86_cannot_change_mode_class): Likewise.
13409 (ix86_memory_move_cost): Likewise.
13410 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13411 avoid excessive casting later on.
13412 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13414 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13416 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13417 as flags setting insn.
13418 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13420 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13422 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13423 (UNSPEC_ROUND): New.
13424 ("sse4_1_round<mode>2"): New insn pattern.
13425 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13427 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13428 expander using SSEMODEF mode macro. Expand using
13429 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13430 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13431 expander using SSEMODEF mode macro. Expand using
13432 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13433 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13434 expander using SSEMODEF mode macro. Expand using
13435 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13436 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13437 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13438 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13441 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13442 Sebastian Pop <sebpop@gmail.com>
13444 * lambda.h (build_linear_expr): New.
13445 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13446 Use build_linear_expr, call fold and force_gimple_operand.
13447 (lambda_loopnest_to_gcc_loopnest): Check that there is
13448 something to insert.
13449 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13451 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13453 PR preprocessor/23479
13454 * doc/extend.texi: Document the 0b-prefixed binary integer
13455 constant extension.
13457 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13459 PR tree-optimization/32215
13460 * tree-vectorizer.c (supportable_widening_operation): Return false
13461 for unsupported FIX_TRUNC_EXPR tree code.
13462 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13464 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13466 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13467 register on SPE targets. Change documentation to reflect
13469 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13470 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13471 out of the register allocation pool.
13472 (rs6000_reg_live_or_pic_offset_p): New function.
13473 (rs6000_emit_prologue): Move the actual saving of LR up to free
13474 r0 for holding r11. Split saving of SPE 64-bit registers into
13475 its own case. Ensure that offsets will always be in-range for
13476 'evstdd' by using r11 as a scratch register to point at the start
13477 of the SPE save area. Save r11 if necessary, as it is the static
13479 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13480 into its own case. Ensure that offsets will always be in-range
13481 for 'evldd' by using r11 as a scratch register to point at the
13482 start of the SPE save area. Also adjust r11 when restoring
13483 the stack pointer to compensate for pre-loading r11.
13485 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13487 * cfg.c (init_flow): Use type safe memory macros.
13488 (alloc_block): Likewise.
13489 (unchecked_make_edge): Likewise.
13490 (dump_flow_info): Avoid using C++ keywords as variable names.
13491 (copy_original_table_clear): Cast according to the coding conventions.
13492 (copy_original_table_set): Likewise.
13493 * cfgexpand (label_rtx_for_bb): Likewise.
13494 (expand_gimple_basic_block): Likewise.
13495 * cfghooks.c (dump_bb): Likewise.
13496 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13498 (lv_add_condition_to_bb): Likewise.
13499 * cfglayout (relink_block_chain): Cast according to the coding
13501 (fixup_reorder_chain): Likewise.
13502 (fixup_fallthru_exit_predecessor): Likewise.
13503 * cfgloop.c (glb_enum_p): Likewise.
13504 (get_exit_description): Likewise.
13505 (dump_recorded_exit): Likewise.
13506 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13507 (struct loop): ... from here.
13508 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13510 * cfgrtl.c (rtl_create_basic_block): Likewise.
13511 (rtl_split_block): Likewise.
13512 (rtl_dump_bb): Likewise.
13513 (cfg_layout_split_block): Likewise.
13514 (init_rtl_bb_info): Use typesafe memory macros.
13516 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13517 * graphds.h: Updated all usages of edge to graph_edge.
13518 * graphds.c: Likewise.
13519 * cfgloopanal.c: Likewise.
13521 2007-06-05 Ian Lance Taylor <iant@google.com>
13523 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13524 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13525 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13527 (test_for_singularity): Likewise.
13529 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13531 * config/i386/constraints.md ("Y2"): Replaced by ...
13533 * config/i386/i386.md: Likewise.
13534 * config/i386/mmx.md: Likewise.
13535 * config/i386/sse.md: Likewise.
13537 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13539 * config/i386/constraints.md ("z"): Replaced by ...
13541 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13542 (sse4_1_blendvps): Likewise.
13543 (sse4_1_pblendvb): Likewise.
13544 (sse4_2_pcmpestr): Likewise.
13545 (sse4_2_pcmpestrm): Likewise.
13546 (sse4_2_pcmpestr_cconly): Likewise.
13547 (sse4_2_pcmpistr): Likewise.
13548 (sse4_2_pcmpistrm): Likewise.
13549 (sse4_2_pcmpistr_cconly): Likewise.
13551 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13553 * matrix-reorg.c (transform_access_sites): Fix computation.
13554 (transform_allocation_sites): Same.
13556 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13558 * config/i386/i386.c (override_options): Use
13559 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13561 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13563 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13564 (nonimm_not_xmm0_operand): Ditto.
13565 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13566 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13567 as operand[2] predicate. Require "z" class XMM register for
13568 operand[3]. Adjust asm template.
13569 ("sse4_1_blendvpd"): Ditto.
13570 ("sse4_1_pblendvb"): Ditto.
13571 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13572 force op2 into xmm0 register for variable blend instructions.
13574 2007-06-04 Tom Tromey <tromey@redhat.com>
13576 * c-tree.h (start_enum): Update.
13577 (build_enumerator): Likewise.
13578 * c-decl.c (enum_next_value): Removed.
13579 (enum_overflow): Likewise.
13580 (start_enum): Add c_enum_contents argument. Don't use globals.
13581 (build_enumerator): Likewise.
13582 * c-tree.h (struct c_enum_contents): New struct.
13584 2007-06-04 Tom Tromey <tromey@redhat.com>
13586 * c-common.c (c_common_get_alias_set): Fix indentation.
13588 2007-06-04 Ian Lance Taylor <iant@google.com>
13590 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13591 to overflow, reduce overflow infinity to regular infinity.
13592 (vrp_var_may_overflow): New static function.
13593 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13595 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13597 * stor-layout.c (layout_type): Remove duplicate code.
13599 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13602 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13603 before build_common_builtin_nodes ().
13605 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13608 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13610 2007-06-04 Jan Hubicka <jh@suse.cz>
13612 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13613 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13614 instead of _stat version.
13616 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13618 PR tree-optimization/32194
13619 * tree-predcom.c (determine_offset): Check that both references have
13622 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13624 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13625 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13626 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13627 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13628 Add argument to iterate_fix_dominators call.
13629 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13630 * gcse.c (hoist_code): Change domby to vector.
13631 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13632 Add argument to iterate_fix_dominators call.
13633 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13634 recompute_dominator.
13635 * lambda-code.c (perfect_nestify): Ditto.
13636 * cfgloopanal.c: Include graphds.h.
13637 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13638 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13639 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13641 * graphds.c: New file.
13642 * graphds.h: New file.
13643 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13644 (get_dominated_by, get_dominated_by_region): Change return type to
13646 (verify_dominators): Recompute all dominators and compare the results.
13647 (recount_dominator): Renamed to ...
13648 (recompute_dominator): ... this. Do not check that the block is
13649 dominated by entry.
13650 (iterate_fix_dominators): Reimplemented.
13651 (prune_bbs_to_update_dominators, root_of_dom_tree,
13652 determine_dominators_for_sons): New functions.
13653 * et-forest.c (et_root): New function.
13654 * et-forest.h (et_root): Declare.
13655 * Makefile.in (graphds.o): Add.
13656 (cfgloopanal.o): Add graphds.h dependency.
13657 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13658 * basic-block.h (get_dominated_by, get_dominated_by_region,
13659 iterate_fix_dominators): Declaration changed.
13660 (recount_dominator): Renamed to ...
13661 (recompute_dominator): ... this.
13662 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13663 (thread_through_all_blocks): Do not free dominance info.
13665 2007-06-03 Andreas Schwab <schwab@suse.de>
13667 * config/m68k/m68k.c (override_options): Don't override
13669 * config/m68k/m68k-modes.def (SF, DF): Define to use
13670 motorola_single_format and motorola_double_format, resp.
13671 * real.c (motorola_single_format): Renamed from
13672 coldfire_single_format.
13673 (motorola_double_format): Renamed from coldfire_double_format.
13674 (encode_ieee_extended): Generate a proper canonical NaN image
13675 respecting canonical_nan_lsbs_set.
13676 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13678 * real.h: Adjust declarations.
13680 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13683 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13684 the symbol is generated with the stack protector.
13686 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13688 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13689 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13691 * doc/extend.texi (interrupt): Mention m68k.
13693 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13695 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13696 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13697 (ix86_expand_sse_pcmpestr): Do not check operands for
13698 "register_operand", when insn operand predicate is "register_operand".
13699 (ix86_expand_sse_pcmpistr): Ditto.
13701 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13702 Uros Bizjak <ubizjak@gmail.com>
13704 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13705 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13706 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13707 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13708 * config/i386/constraints.md ("z"): New register constraint
13709 for members of SSE_FIRST_REG class.
13710 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13711 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13712 SSE_FIRST_REG class.
13713 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13714 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13715 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13716 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13717 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13718 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13719 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13720 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13721 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13722 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13723 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13724 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13725 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13726 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13727 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13728 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13729 (struct builtin_description): Change "flag" field to unsigned.
13730 (bdesc_pcmpestr): New builtin description table.
13731 (bdesc_pcmpistr): Likewise.
13732 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13733 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13734 Initialize pcmp[ei]str[im] insns for SSE4.2.
13735 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13736 (ix86_expand_sse_pcmpistr): Likewise.
13737 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13738 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13739 (UNSPEC_PCMPISTR): Likewise.
13740 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13741 (sse4_2_pcmpestri):New isns pattern.
13742 (sse4_2_pcmpestrm): Likewise.
13743 (sse4_2_pcmpestr_cconly): Likewise.
13744 (sse4_2_pcmpistr): New insn patern and splitter.
13745 (sse4_2_pcmpistri):New isns pattern.
13746 (sse4_2_pcmpistrm): Likewise.
13747 (sse4_2_pcmpistr_cconly): Likewise.
13748 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13751 2007-06-01 David Daney <ddaney@avtrex.com>
13753 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13754 LOADGP_ABSOLUTE and not binds_local_p.
13756 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13758 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13760 2007-06-01 Ian Lance Taylor <iant@google.com>
13762 * tree-vrp.c (compare_name_with_value): Always set
13763 used_strict_overflow if we get a result from the variable itself.
13765 2007-06-01 Ian Lance Taylor <iant@google.com>
13767 PR rtl-optimization/31455
13768 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13769 subregs which have a cast between modes which are not tieable.
13771 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13773 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13774 breaks after return statements.
13776 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13778 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13779 only after no_new_pseudos.
13781 2007-05-31 Eric Christopher <echristo@apple.com>
13783 * expr.c (convert_move): Assert that we don't have a BLKmode
13785 (store_expr): Handle BLKmode moves by calling emit_block_move.
13787 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13789 * c-typeck.c (build_indirect_ref): Include type in error message.
13790 (build_binary_op): Pass types to binary_op_error.
13791 * c-common.c (binary_op_error): Take two type arguments, print out
13793 * c-common.h (binary_op_error): Update prototype.
13795 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13797 * config/i386/i386.c: Correct coments on -mno-sse4.
13799 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13801 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13802 (x86_64-*-*): Likewise.
13803 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13804 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13805 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13806 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13807 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13808 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13809 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13810 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13811 (OPTION_MASK_ISA_SSE4): Likewise.
13812 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13813 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13814 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13815 (override_options): Support SSE4.2.
13816 (ix86_build_const_vector): Support SImode and DImode.
13817 (ix86_build_signbit_mask): Likewise.
13818 (ix86_expand_int_vcond): Support V2DImode.
13819 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13820 (IX86_BUILTIN_CRC32HI): Likewise.
13821 (IX86_BUILTIN_CRC32SI): Likewise.
13822 (IX86_BUILTIN_CRC32DI): Likewise.
13823 (IX86_BUILTIN_PCMPGTQ): Likewise.
13824 (bdesc_crc32): Likewise.
13825 (bdesc_sse_3arg): Likewise.
13826 (ix86_expand_crc32): Likewise.
13827 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13828 (ix86_expand_builtin): Likewise.
13829 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13830 __SSE4_2__ for -msse4.2.
13831 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13832 (CRC32MODE): Likewise.
13833 (crc32modesuffix): Likewise.
13834 (crc32modeconstraint): Likewise.
13835 (sse4_2_crc32<mode>): Likewise.
13836 (sse4_2_crc32di): Likewise.
13837 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13839 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13840 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13841 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13842 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13843 (vcondu<mode>): Likewise.
13844 * doc/extend.texi: Document SSE4.2 built-in functions.
13845 * doc/invoke.texi: Document -msse4.2/-msse4.
13847 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13849 PR tree-optimization/32160
13850 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13851 variable as gimple reg.
13852 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13854 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13856 * gcc.c (main): Don't consider linker options when issuing the
13857 warning about a linker input file not being used.
13859 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13861 * tree-vrp.c (compare_names): Initialize sop.
13863 2007-05-30 Dirk Mueller <dmueller@suse.de>
13865 * cgraphunit.c (cgraph_analyze_function): Remove
13866 computation of inline parameters.
13868 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13870 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13872 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13874 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13875 Add vx-common.h. Include vxworks.h between vx-common.h and
13877 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13879 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13880 (TARGET_ASM_DESTRUCTOR): Likewise.
13881 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13882 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13883 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13884 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13885 (VXWORKS_ENDIAN_SPEC): Define.
13886 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13887 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13888 VXWORKS_* equivalents.
13889 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13890 (ASM_FILE_START): Delete.
13891 (TARGET_VERSION): Reformat.
13892 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13893 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13894 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13895 (FPBIT, DPBIT): Define.
13896 (fp-bit.c, dp-bit.c): New rules.
13897 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13899 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13900 * config/arm/arm.h: Include vxworks-dummy.h.
13901 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13902 Mark with ATTRIBUTE_UNUSED.
13903 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13904 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13905 make it incompatible with -msingle-pic-base.
13906 (arm_function_ok_for_sibcall): Return false for calls that might
13907 go through a VxWorks PIC PLT entry.
13908 (require_pic_register): New function, split out from...
13909 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13911 (arm_load_pic_register): Handle the VxWorks RTP initialization
13912 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13913 (arm_emit_call_insn): New function.
13914 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13915 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13916 (pic_offset_arm): New pattern.
13917 (call, call_value): Use arm_emit_call_insn.
13918 (call_internal, call_value_internal): New expanders.
13919 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13920 VxWorks unless __PIC__.
13922 2007-05-30 Eric Christopher <echristo@gmail.com>
13924 * genrecog.c: Include regs.h in generated file.
13925 * genemit.c: Ditto. Fix up formatting.
13926 * config/mn10300/constraints.md: New.
13927 * config/mn10300/mn10300.md: Include.
13928 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13929 Fix up for removed macro.
13930 * config/mn10300/predicates.md (call_address_operand): Ditto.
13931 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13932 (CONST_OK_FOR_I): Ditto.
13933 (CONST_OK_FOR_J): Ditto.
13934 (CONST_OK_FOR_K): Ditto.
13935 (CONST_OK_FOR_L): Ditto.
13936 (CONST_OK_FOR_M): Ditto.
13937 (CONST_OK_FOR_N): Ditto.
13938 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13942 (EXTRA_CONSTRAINT): Ditto.
13944 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13946 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13948 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13949 OPTION_MASK_ISA_64BIT.
13950 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13952 2007-05-30 Richard Guenther <rguenther@suse.de>
13954 PR middle-end/32152
13955 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13956 types for comparison.
13957 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13958 with original typed arguments.
13959 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13961 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13963 PR tree-optimization/31769
13964 * except.c (duplicate_eh_regions): Clear prev_try if
13965 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13967 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13969 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13970 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13971 bsi of the location where statements should be inserted.
13972 (sink_code_in_bb): Take bsi from statement_sink_location.
13973 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13974 instead of bsi_start.
13975 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13977 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13978 (bsi_move_before): Document inconsistency with bsi_move_after.
13979 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13981 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13983 * config/i386/i386.h (TARGET_ABM): New define.
13984 (TARGET_POPCNT): Ditto.
13985 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13986 New temporary defines to redefine from OPTION_ISA_* defines.
13987 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13988 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13989 (ix86_isa_flags): New extern int declaration.
13990 (TARGET_SUBTARGET_DEFAULT): New define.
13991 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13992 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13993 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13994 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13995 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13996 * config/i386/darwin.h: Change TARGET_64BIT define to
13999 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14000 using existing "ix86_isa_flags" varible.
14001 (m32, m64): Use existing "ix86_isa_flags" variable.
14002 (mmmx, m3dnow): Ditto.
14003 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14004 (mabm): Define as non-negative option using "x86_abm" variable.
14005 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14007 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14008 Rewrite feature test bitmap.
14009 (ix86_isa_flags): New initialized global int varible.
14010 (ix86_isa_flags_explicit): New static int variable.
14011 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14012 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14013 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14014 target_flags_explicit.
14015 (override_options): Remove "target_enable" and "target_disable" fields
14016 from "struct ptt". Update processor_target_table accordingly. Remove
14017 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14018 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14019 "target_flags" and "ix86_isa_flags_explicit" instead of
14020 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14021 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14022 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14023 to true when either of PTA_POPCNT or PTA_ABM is set in
14024 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14025 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14026 processor_alias_table flags entry. Remove handling of
14027 "target_enable" and "target_disable" fields of processor_target_table.
14028 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14029 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14030 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14031 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14032 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14034 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14036 2007-05-29 David Daney <ddaney@avtrex.com>
14039 * config/mips/mips.c (mips_output_mi_thunk): Emit
14040 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14042 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14043 * config/i386/i386.c (ix86_function_regparm): Added checking of
14044 ix86_force_align_arg_pointer to determine the number of
14045 register parameters.
14047 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14049 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14050 (SET_DR_MISALIGNMENT): New.
14051 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14052 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14053 Use SET_DR_MISALIGNMENT.
14054 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14056 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14057 find_loop_nest): Export.
14058 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14059 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14060 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14061 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14063 (struct mem_ref): Add field reuse_distance.
14064 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14065 Initialize reuse_distance field.
14066 (issue_prefetch_ref): Select temporality of prefetch according to
14068 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14069 self_reuse_distance, determine_loop_nest_reuse): New functions.
14070 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14071 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14072 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14075 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14077 * tree-ssa-alias.c: Add aliasing overview.
14079 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14080 Danny Smith <dannysmith@users.sourceforge.net>
14083 * config/i386/t-crtfm: Compile crtfastmath.o with
14084 -minline-all-stringops.
14085 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14086 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14088 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14090 * doc/md.texi: Document constraints on HP PA-RISC.
14092 * pa/constraints.md: New file.
14093 * pa.md: Include constraints.md.
14094 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14095 (integer_store_memory_operand, ldil_cint_p): New functions.
14096 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14097 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14098 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14099 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14100 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14102 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14105 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14106 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14107 case POSTDECREMENT_EXPR>): Return the error_mark_node
14108 if either the real or imaginary parts would an
14111 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14113 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14114 name when we remove it from a call.
14116 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14118 * targhooks.c (default_narrow_bitfield): Remove.
14119 * targhooks.h: Remove the prototype for
14120 default_narrow_bitfield.
14122 * langhooks-def.h: Remove the prototype for
14123 hook_get_alias_set_0.
14124 * langhooks.c (hook_get_alias_set_0): Remove.
14126 * global.c (EXECUTE_IF_CONFLICT): Remove.
14128 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14131 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14132 return true when truth_value_p is true and the type
14135 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14137 * doc/install.texi (Prerequisites): We no longer require Autoconf
14138 2.13 for the top-level.
14140 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14142 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14143 memory access via x86_expand_vector_move_misalign() only for
14144 TImode values on 32-bit targets.
14146 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14148 * matrix-reorg.c: New file. Implement matrix flattening and
14149 transposing optimization.
14150 * tree-pass.h: Add matrix reorg pass.
14151 * common.opt: Add fipa-mreorg flag.
14152 * Makefile.in: Add matrix-reorg.c.
14153 * passes.c: Add matrix reorg pass.
14154 * varpool.c (add_new_static_var): New function.
14155 * cgraph.h (add_new_static_var): Declare.
14157 2007-05-27 Eric Christopher <echristo@apple.com>
14159 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14160 sp_offset depending on stack size. Save r12 depending
14161 on registers we're saving later.
14162 (rs6000_emit_epilogue): Update sp_offset depending only
14165 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14167 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14168 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14169 * ifcvt.c (if_convert): Ditto.
14170 * tree-ssa-threadupdate.c (thread_block): Ditto.
14171 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14172 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14173 verify_loop_closed_ssa): Check number_of_loops instead of
14175 * predict.c (tree_estimate_probability): Ditto.
14176 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14177 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14178 * modulo-sched.c (sms_schedule): Ditto.
14179 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14180 (scev_finalize): Do not do anything if scev analysis was not
14182 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14183 current_loops == NULL.
14184 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14185 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14186 there are no loops.
14187 (loop_optimizer_finalize): Assert that loops were analyzed.
14188 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14189 rtl_doloop): Check number_of_loops instead of current_loops.
14190 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14191 current_loops == NULL.
14192 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14193 gate_tree_vectorize tree_linear_transform, check_data_deps,
14194 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14195 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14196 Check number_of_loops instead of current_loops.
14197 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14198 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14199 free loops if available.
14200 (execute_pre): Do not pass do_fre to fini_pre.
14202 2007-05-27 Tobias Burnus <burnus@net-b.de>
14204 PR middle-end/32083
14205 * real.c (mpfr_from_real): Fix sign of -Inf.
14207 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14209 * tree-vect-transform.c (vectorizable_conversion): Initialize
14210 tree_code variables to ERROR_MARK.
14211 (vectorizable_type_demotion): Likewise.
14212 (vectorizable_type_promotion): Likewise.
14214 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14217 * config/i386/i386.md (movti): Handle push operands via
14218 ix86_expand_push().
14220 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14222 * basic-block.h: Remove the prototype for merge_seq_blocks.
14223 * cfgcleanup.c (merge_seq_blocks): Remove.
14225 * tree-flow.h: Remove the prototype for is_aliased_with.
14226 * tree-ssa-alias.c (is_aliased_with): Remove.
14228 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14230 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14232 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14234 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14235 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14236 (vec_unpacks_hi_v16qi): Likewise.
14237 (vec_unpacku_lo_v16qi): Likewise.
14238 (vec_unpacks_lo_v16qi): Likewise.
14239 (vec_unpacku_hi_v8hi): Likewise.
14240 (vec_unpacks_hi_v8hi): Likewise.
14241 (vec_unpacku_lo_v8hi): Likewise.
14242 (vec_unpacks_lo_v8hi): Likewise.
14243 (vec_unpacku_hi_v4si): Likewise.
14244 (vec_unpacks_hi_v4si): Likewise.
14245 (vec_unpacku_lo_v4si): Likewise.
14246 (vec_unpacks_lo_v4si): Likewise.
14248 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14250 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14251 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14252 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14253 follow spelling conventions in various
14254 warning/error/diagnostic messages.
14256 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14257 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14258 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14259 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14260 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14261 * doc/tm.texi: Follow spelling conventions.
14263 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14266 * tree-ssa-forwprop.c
14267 (forward_propagate_addr_into_variable_array_index): Remove
14268 the lhs argument. Use the type of def_rhs instead of lhs.
14269 (forward_propagate_addr_expr_1): Update use of
14270 forward_propagate_addr_into_variable_array_index.
14272 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14273 Nigel Stephens <nigel@mips.com>
14275 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14276 function attributes, "far" being an alias for "long_call".
14277 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14278 (mips_near_type_p, mips_far_type_p): New.
14279 (mips_comp_type_attributes): New function to check that attributes
14280 attached to a function type are compatible.
14281 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14282 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14283 to the target function of the thunk.
14284 (mips_encode_section_info): Check for "near" and "far" function
14285 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14287 * config/mips/predicates.md (const_call_insn_operand): Test only
14288 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14290 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14293 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14294 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14295 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14296 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14298 2007-05-25 Eric Christopher <echristo@apple.com>
14300 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14301 to x86-darwin configurations.
14302 * config/i386/t-darwin: Add softfp support.
14303 * config/i386/t-darwin64: Ditto.
14304 * config/i386/sfp-machine.h: If mach then don't use
14305 aliasing, emit a stub to call.
14307 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14309 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14310 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14311 tree-predcom.c, tree-ssa-alias-warnings.c,
14312 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14313 comment typos. Follow spelling conventions.
14314 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14316 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14319 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14320 constants into memory. Expand unaligned memory references for
14321 SSE modes via x86_expand_vector_move_misalign() function.
14323 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14325 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14326 "memory" attribute for "sseishft" type insn without operands[2].
14328 2007-05-25 Dirk Mueller <dmueller@suse.de>
14329 Marcus Meissner <meissner@suse.de>
14331 * doc/extend.texi (alloc_size): New attribute.
14332 * c-common.c (handle_alloc_size_attribute): New.
14333 * tree-object-size.c (alloc_object_size): Use alloc_size
14334 attribute, if available.
14336 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14338 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14340 (__builtin_ia32_vec_ext_v2di): Likewise.
14341 (__builtin_ia32_vec_ext_v4si): Likewise.
14342 (__builtin_ia32_vec_ext_v8hi): Likewise.
14343 (__builtin_ia32_vec_ext_v16qi): Likewise.
14344 (__builtin_ia32_vec_set_v8hi): Likewise.
14346 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14348 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14350 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14352 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14353 (arm_is_longcall_p): Rename to...
14354 (arm_is_long_call_p): ...this. Take a single tree argument and
14356 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14357 (CUMULATIVE_ARGS): Remove call_cookie.
14358 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14359 (ENCODED_LONG_CALL_ATTR_P): Delete.
14360 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14361 LONG_CALL_FLAG_CHAR cases.
14362 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14363 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14364 ARM_DECLARE_FUNCTION_SIZE.
14365 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14366 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14367 (arm_encode_call_attribute, current_file_function_operand): Delete.
14368 (arm_function_in_section_p): New function.
14369 (arm_is_longcall_p): Rename to...
14370 (arm_is_long_call_p): ...this. Take the target function as a single
14371 argument and return a bool. Do not rely on call cookies. Check
14372 whether the target symbol is in the same section as the current
14373 function, not just the same compilation unit.
14374 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14375 (arm_encode_section_info): Don't encode a call type.
14376 * config/arm/arm.md (call, call_value): Update calls to
14377 arm_is_long(_)call_p. Simplify logic.
14378 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14379 Update calls to arm_is_long(_)call_p.
14381 2007-05-25 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/31982
14384 * tree-ssa-forwprop.c
14385 (forward_propagate_addr_into_variable_array_index): Handle arrays
14386 with element size one.
14388 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14390 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14391 (umulsi3_highpart): Likewise.
14393 2007-05-24 Ian Lance Taylor <iant@google.com>
14395 PR rtl-optimization/32069
14396 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14399 2007-05-24 Ollie Wild <aaw@google.com>
14401 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14404 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14406 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14407 (oprs_unchanged_p): Use it to check all registers in a REG.
14408 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14409 (reg_set_between_after_reload_p): Delete.
14410 (reg_used_between_after_reload_p): Likewise.
14411 (reg_set_or_used_since_bb_start): Likewise.
14412 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14413 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14414 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14415 * rtlanal.c (reg_set_p): Check whether REG overlaps
14416 regs_invalidated_by_call, rather than just checking the
14417 membership of REGNO (REG).
14419 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14421 * doc/passes.texi: Document predictive commoning.
14422 * doc/invoke.texi (-fpredictive-commoning): Document.
14423 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14424 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14425 adding indices to the generated name.
14426 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14427 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14428 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14429 (op_symbol_code): ... and exported.
14430 (dump_omp_clause, op_symbol): Use op_symbol_code
14431 instead of op_symbol_1.
14432 * tree-pass.h (pass_predcom): Declare.
14433 * timevar.def (TV_PREDCOM): New timevar.
14434 * tree-ssa-loop.c (run_tree_predictive_commoning,
14435 gate_tree_predictive_commoning, pass_predcom): New.
14436 * tree-data-ref.c (find_data_references_in_loop): Find the
14437 references in dominance order.
14438 (canonicalize_base_object_address): Ensure that the result has
14440 (dr_analyze_innermost): Export.
14441 (create_data_ref): Code to fail for references with invariant
14443 (find_data_references_in_stmt): ... here.
14444 * tree-data-ref.h (dr_analyze_innermost): Declare.
14445 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14446 (aff_combination_find_elt, name_expansion_hash,
14447 name_expansion_eq, tree_to_aff_combination_expand,
14448 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14450 * tree-affine.h (aff_combination_constant_multiple_p,
14451 tree_to_aff_combination_expand): Declare.
14452 * tree-predcom.c: New file.
14453 * common.opt (fpredictive-commoning): New option.
14454 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14455 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14456 * Makefile.in (tree-predcom.o): Add.
14457 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14458 * passes.c (init_optimization_passes): Add dceloop after
14459 copy propagation in loop optimizer. Add predictive commoning
14460 to loop optimizer passes.
14462 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14464 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14467 2007-05-24 Jan Hubicka <jh@suse.cz>
14469 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14471 (genheader): Include statistics.h.
14473 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14475 * print-rtl.c (flag_dump_unnumbered): Update comments.
14476 (print_rtl): Fix my previous change.
14477 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14480 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14482 PR middle-end/32018
14483 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14485 (thread_through_all_blocks): Call initialize_original_copy_tables
14486 and free_original_copy_tables.
14487 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14489 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14490 * cfghooks.c (duplicate_block): Use get_loop_copy.
14491 * cfg.c: Include cfgloop.h.
14492 (loop_copy): New hash table.
14493 (initialize_original_copy_tables): Initialize loop_copy table.
14494 (free_original_copy_tables): Free loop_copy table.
14495 (copy_original_table_clear, copy_original_table_set,
14496 set_loop_copy, get_loop_copy): New functions.
14497 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14498 * cfgloop.h (struct loop): Remove copy field.
14499 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14500 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14502 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14505 -msse/-msse2/-msse3.
14507 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14509 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14510 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14512 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14515 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14516 * targhooks.h (default_mangle_decl_assembler_name): Declare
14518 * targhooks.c (default_mangle_decl_assembler_name): Define
14520 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14522 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14523 * langhooks.c (lhd_set_decl_assembler_name): Call
14524 targetm.mangle_decl_assembler_name for names with global scope.
14526 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14528 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14529 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14531 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14532 New. Factored out of i386_pe_encode_section_info.
14533 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14534 Move check for prior decoration of stdcall
14535 symbols to i386_pe_encode_section_info.
14536 (i386_pe_encode_section_info): Adjust call to
14537 gen_stdcall_or_fastcall_suffix. Use
14538 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14539 (i386_pe_mangle_decl_assembler_name): New. Wrap
14540 i386_pe_maybe_mangle_decl_assembler_name.
14542 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14544 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14545 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14546 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14547 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14548 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14551 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14552 Nigel Stephens <nigel@mips.com>
14553 Richard Sandiford <richard@codesourcery.com>
14555 Fix up MIPS16 hard float and add support for complex.
14557 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14558 (TARGET_SOFT_FLOAT_ABI): New.
14559 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14560 __mips_soft_float to reflect the ABI in use, not whether the
14561 FPU is directly accessible (e.g., in MIPS16 mode).
14562 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14563 (UNITS_PER_FPVALUE): Likewise.
14565 * config/mips/mips.c (mips_expand_call): Remove redundant
14566 TARGET_MIPS16 check.
14567 (mips_arg_regno): New.
14568 (function_arg_advance): When setting bits in cum->fp_code for
14569 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14571 (function_arg): Use mips_arg_regno.
14572 (mips_return_mode_in_fpr_p): New.
14573 (mips16_call_stub_mode_suffix): New.
14574 (mips16_cfun_returns_in_fpr_p): New.
14575 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14576 (mips_output_function_prologue): Test mips16_hard_float, not
14577 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14578 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14579 return value into a floating-point register.
14580 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14581 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14582 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14583 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14584 word of double arguments from or to the high bits of 64-bit
14585 floating point registers.
14586 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14587 (mips16_fpret_double): New helper function.
14588 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14589 support for complex modes. Fill in DECL_RESULT for stubdecl.
14590 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14592 * config/mips/mips16.S
14593 (RET, ARG1, ARG2): New.
14594 (MERGE_GPRf, MERGE_GPRt): New.
14595 (DELAYt, DELAYf): New.
14596 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14597 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14598 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14599 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14600 (SFOP): Renamed to...
14601 (OPSF3): This, and macro-ified. Updated all uses.
14602 (SFOP2): Renamed to...
14603 (OPSF2): This, and macro-ified. Updated all uses.
14604 (SFCMP): Renamed to...
14605 (CMPSF): This, and macro-ified. Updated all uses.
14606 (SFREVCMP): Renamed to...
14607 (REVCMPSF): This, and macro-ified. Updated all uses.
14608 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14609 (LDDBL1, LDDBL2, RETDBL): Deleted.
14610 (DFOP): Renamed to...
14611 (OPDF3): This, and macro-ified. Updated all uses.
14612 (DFOP2): Renamed to...
14613 (OPDF2): This, and macro-ified. Updated all uses.
14614 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14615 (DFCMP): Renamed to...
14616 (CMPDF): This, and macro-ified. Updated all uses.
14617 (DFREVCMP): Renamed to...
14618 (REVCMPDF): This, and macro-ified. Updated all uses.
14619 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14620 (RET_FUNCTION): New.
14621 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14622 (__mips16_ret_sc, __mips16_ret_dc): New.
14623 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14624 STUB_ARGS_6, STUB_ARGS_10): New.
14625 (CALL_STUB_NO_RET): New.
14626 (__mips16_call_stub_1): Macro-ified.
14627 (__mips16_call_stub_5): Macro-ified.
14628 (__mips16_call_stub_2): Macro-ified.
14629 (__mips16_call_stub_6): Macro-ified.
14630 (__mips16_call_stub_9): Macro-ified.
14631 (__mips16_call_stub_10): Macro-ified.
14632 (CALL_STUB_RET): New.
14633 (__mips16_call_stub_sf_0): Macro-ified.
14634 (__mips16_call_stub_sf_1): Macro-ified.
14635 (__mips16_call_stub_sf_5): Macro-ified.
14636 (__mips16_call_stub_sf_2): Macro-ified.
14637 (__mips16_call_stub_sf_6): Macro-ified.
14638 (__mips16_call_stub_sf_9): Macro-ified.
14639 (__mips16_call_stub_sf_10): Macro-ified.
14640 (__mips16_call_stub_df_0): Macro-ified.
14641 (__mips16_call_stub_df_1): Macro-ified.
14642 (__mips16_call_stub_df_5): Macro-ified.
14643 (__mips16_call_stub_df_2): Macro-ified.
14644 (__mips16_call_stub_df_6): Macro-ified.
14645 (__mips16_call_stub_df_9): Macro-ified.
14646 (__mips16_call_stub_df_10): Macro-ified.
14647 (__mips16_call_stub_sc_0): New.
14648 (__mips16_call_stub_sc_1): New.
14649 (__mips16_call_stub_sc_5): New.
14650 (__mips16_call_stub_sc_2): New.
14651 (__mips16_call_stub_sc_6): New.
14652 (__mips16_call_stub_sc_9): New.
14653 (__mips16_call_stub_sc_10): New.
14654 (__mips16_call_stub_dc_0): New.
14655 (__mips16_call_stub_dc_1): New.
14656 (__mips16_call_stub_dc_5): New.
14657 (__mips16_call_stub_dc_2): New.
14658 (__mips16_call_stub_dc_6): New.
14659 (__mips16_call_stub_dc_9): New.
14660 (__mips16_call_stub_dc_10): New.
14662 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14663 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14664 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14666 2007-05-23 Ian Lance Taylor <iant@google.com>
14668 * doc/invoke.texi (Invoking GCC): Document that the order of the
14671 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14674 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14675 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14676 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14680 * config/score/score.c (score_print_operand): Make sure that only
14681 lower bits are used.
14683 2007-05-22 Ian Lance Taylor <iant@google.com>
14685 * tree-vrp.c (avoid_overflow_infinity): New static function,
14686 broken out of set_value_range_to_value.
14687 (set_value_range_to_value): Call avoid_overflow_infinity.
14688 (extract_range_from_assert): Likewise.
14690 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14692 PR middle-end/31095
14693 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14694 change the type before looking for a COMPOUND_EXPR.
14696 2007-05-22 Ian Lance Taylor <iant@google.com>
14698 * lower-subreg.c (decompose_multiword_subregs): If we change an
14699 insn, call remove_retval_note on it.
14701 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14703 * regs.h (end_hard_regno): New function.
14704 (END_HARD_REGNO, END_REGNO): New macros.
14705 (add_to_hard_reg_set): New function.
14706 (remove_from_hard_reg_set): Likewise.
14707 (in_hard_reg_set_p): Likewise.
14708 (overlaps_hard_reg_set_p): Likewise.
14709 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14710 (note_btr_set): Use END_HARD_REGNO.
14711 * caller-save.c (setup_save_areas): Use end_hard_regno.
14712 (mark_set_regs): Use END_HARD_REGNO.
14713 (add_stored_regs): Use end_hard_regno.
14714 (mark_referenced_regs): Use add_to_hard_reg_set.
14715 * combine.c (update_table_tick): Use END_REGNO.
14716 (record_value_for_reg): Likewise.
14717 (record_dead_and_set_regs): Likewise.
14718 (get_last_value_validate): Likewise.
14719 (use_crosses_set_p): Likewise.
14720 (reg_dead_at_p_1): Likewise.
14721 (reg_dead_at_p): Likewise.
14722 (mark_used_regs_combine): Use add_to_hard_reg_set.
14723 (move_deaths): Use END_HARD_REGNO.
14724 (reg_bitfield_target_p): Use end_hard_regno.
14725 (distribute_notes): Use END_HARD_REGNO.
14726 * cse.c (mention_regs): Use END_REGNO.
14727 (insert): Use add_to_hard_reg_set.
14728 (invalidate): Use END_HARD_REGNO.
14729 (invalidate_for_call): Likewise.
14730 (exp_equiv_p): Use END_REGNO.
14731 (cse_insn): Likewise.
14732 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14733 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14734 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14735 * function.c (keep_stack_depressed): Use end_hard_regno.
14736 * global.c (global_alloc): Use end_hard_regno.
14737 (global_conflicts): Use add_to_hard_reg_set instead of
14739 (find_reg): Likewise.
14740 (mark_reg_store): Likewise.
14741 (mark_reg_conflicts): Likewise.
14742 (mark_reg_death): Use remove_from_hard_reg_set.
14743 (mark_reg_live_nc): Delete.
14744 (set_preference): Use end_hard_regno.
14745 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14746 remove_from_hard_reg_set.
14747 (post_mark_life): Use add_to_hard_reg_set.
14748 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14749 (reg_becomes_live): Use add_to_hard_reg_set.
14750 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14751 (peep2_find_free_register): Use add_to_hard_reg_set.
14752 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14753 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14754 * regrename.c (note_sets): Use add_to_hard_reg_set.
14755 (clear_dead_regs): Use remove_from_hard_reg_set.
14756 (regrename_optimize): Use add_to_hard_reg_set.
14757 (find_oldest_value_reg): Use in_hard_reg_set_p.
14758 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14759 (hard_reg_set_here_p): Use end_hard_regno.
14760 (decompose): Likewise.
14761 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14762 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14763 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14764 (mark_home_live): Use end_hard_regno.
14765 (spill_hard_reg): Likewise.
14766 (clear_reload_reg_in_use): Likewise.
14767 * reorg.c (delete_prior_computation): Use END_REGNO.
14768 * resource.c (update_live_status): Use END_HARD_REGNO.
14769 (mark_referenced_resources): Use add_to_hard_reg_set.
14770 (mark_set_resources): Likewise.
14771 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14772 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14773 (reg_overlap_mentioned_p): Likewise.
14774 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14775 (covers_regno_no_parallel_p): Use END_REGNO.
14776 (find_regno_note): Likewise.
14777 (find_reg_fusage): Use END_HARD_REGNO.
14778 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14779 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14781 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14783 * mode-switching.c (reg_dies): Change type of second argument to
14785 (optimize_mode_switching): Update accordingly.
14787 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14789 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14791 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14792 (hard_reg_set_empty_p): ...these new functions.
14793 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14794 GO_IF_HARD_REG_SUBSET.
14795 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14796 instead of GO_IF_HARD_REG_EQUAL.
14797 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14798 instead of GO_IF_HARD_REG_EQUAL.
14799 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14800 GO_IF_HARD_REG_SUBSET.
14801 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14802 GO_IF_HARD_REG_EQUAL.
14803 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14804 of GO_IF_HARD_REG_SUBSET.
14805 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14806 instead of GO_IF_HARD_REG_EQUAL.
14807 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14808 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14809 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14810 of GO_IF_HARD_REG_SUBSET,
14811 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14812 GO_IF_HARD_REG_SUBSET.
14813 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14814 instead of GO_IF_HARD_REG_EQUAL.
14815 * config/sh/sh.c (push_regs, calc_live_regs): Use
14816 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14817 (hard_regs_intersect_p): Delete.
14819 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14821 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14823 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14824 Richard Henderson <rth@redhat.com>
14826 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14828 (x86_64-*-*): Likewise.
14830 * i386/i386-modes.def (V2QI): New.
14832 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14834 (override_options): Support SSE4.1.
14835 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14836 (IX86_BUILTIN_BLENDPS): Likewise.
14837 (IX86_BUILTIN_BLENDVPD): Likewise.
14838 (IX86_BUILTIN_BLENDVPS): Likewise.
14839 (IX86_BUILTIN_PBLENDVB128): Likewise.
14840 (IX86_BUILTIN_PBLENDW128): Likewise.
14841 (IX86_BUILTIN_DPPD): Likewise.
14842 (IX86_BUILTIN_DPPS): Likewise.
14843 (IX86_BUILTIN_INSERTPS128): Likewise.
14844 (IX86_BUILTIN_MOVNTDQA): Likewise.
14845 (IX86_BUILTIN_MPSADBW128): Likewise.
14846 (IX86_BUILTIN_PACKUSDW128): Likewise.
14847 (IX86_BUILTIN_PCMPEQQ): Likewise.
14848 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14849 (IX86_BUILTIN_PMAXSB128): Likewise.
14850 (IX86_BUILTIN_PMAXSD128): Likewise.
14851 (IX86_BUILTIN_PMAXUD128): Likewise.
14852 (IX86_BUILTIN_PMAXUW128): Likewise.
14853 (IX86_BUILTIN_PMINSB128): Likewise.
14854 (IX86_BUILTIN_PMINSD128): Likewise.
14855 (IX86_BUILTIN_PMINUD128): Likewise.
14856 (IX86_BUILTIN_PMINUW128): Likewise.
14857 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14858 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14859 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14860 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14861 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14862 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14863 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14864 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14865 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14866 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14867 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14868 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14869 (IX86_BUILTIN_PMULDQ128): Likewise.
14870 (IX86_BUILTIN_PMULLD128): Likewise.
14871 (IX86_BUILTIN_ROUNDPD): Likewise.
14872 (IX86_BUILTIN_ROUNDPS): Likewise.
14873 (IX86_BUILTIN_ROUNDSD): Likewise.
14874 (IX86_BUILTIN_ROUNDSS): Likewise.
14875 (IX86_BUILTIN_PTESTZ): Likewise.
14876 (IX86_BUILTIN_PTESTC): Likewise.
14877 (IX86_BUILTIN_PTESTNZC): Likewise.
14878 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14879 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14880 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14881 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14882 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14883 (bdesc_ptest): New.
14884 (bdesc_sse_3arg): Likewise.
14885 (bdesc_2arg): Likewise.
14886 (bdesc_1arg): Likewise.
14887 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14889 (ix86_expand_sse_4_operands_builtin): New.
14890 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14891 smaller than 8 bits as the 2nd arg.
14892 (ix86_expand_sse_ptest): New.
14893 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14894 (ix86_expand_vector_set): Support SSE4.1.
14895 (ix86_expand_vector_extract): Likewise.
14897 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14898 __SSE4_1__ for -msse4.1.
14900 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14901 (UNSPEC_INSERTPS): Likewise.
14902 (UNSPEC_DP): Likewise.
14903 (UNSPEC_MOVNTDQA): Likewise.
14904 (UNSPEC_MPSADBW): Likewise.
14905 (UNSPEC_PHMINPOSUW): Likewise.
14906 (UNSPEC_PTEST): Likewise.
14907 (UNSPEC_ROUNDP): Likewise.
14908 (UNSPEC_ROUNDS): Likewise.
14910 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14912 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14913 (const_pow2_1_to_32768_operand): Likewise.
14915 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14918 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14920 (sse4_1_insertps): Likewise.
14921 (*sse4_1_extractps): Likewise.
14922 (sse4_1_ptest): Likewise.
14923 (sse4_1_mulv2siv2di3): Likewise.
14924 (*sse4_1_mulv4si3): Likewise.
14925 (*sse4_1_smax<mode>3): Likewise.
14926 (*sse4_1_umax<mode>3): Likewise.
14927 (*sse4_1_smin<mode>3): Likewise.
14928 (*sse4_1_umin<mode>3): Likewise.
14929 (sse4_1_eqv2di3): Likewise.
14930 (*sse4_1_pinsrb): Likewise.
14931 (*sse4_1_pinsrd): Likewise.
14932 (*sse4_1_pinsrq): Likewise.
14933 (*sse4_1_pextrb): Likewise.
14934 (*sse4_1_pextrb_memory): Likewise.
14935 (*sse4_1_pextrw_memory): Likewise.
14936 (*sse4_1_pextrq): Likewise.
14937 (sse4_1_blendpd): Likewise.
14938 (sse4_1_blendps): Likewise.
14939 (sse4_1_blendvpd): Likewise.
14940 (sse4_1_blendvps): Likewise.
14941 (sse4_1_dppd): Likewise.
14942 (sse4_1_dpps): Likewise.
14943 (sse4_1_movntdqa): Likewise.
14944 (sse4_1_mpsadbw): Likewise.
14945 (sse4_1_packusdw): Likewise.
14946 (sse4_1_pblendvb): Likewise.
14947 (sse4_1_pblendw): Likewise.
14948 (sse4_1_phminposuw): Likewise.
14949 (sse4_1_extendv8qiv8hi2): Likewise.
14950 (*sse4_1_extendv8qiv8hi2): Likewise.
14951 (sse4_1_extendv4qiv4si2): Likewise.
14952 (*sse4_1_extendv4qiv4si2): Likewise.
14953 (sse4_1_extendv2qiv2di2): Likewise.
14954 (*sse4_1_extendv2qiv2di2): Likewise.
14955 (sse4_1_extendv4hiv4si2): Likewise.
14956 (*sse4_1_extendv4hiv4si2): Likewise.
14957 (sse4_1_extendv2hiv2di2): Likewise.
14958 (*sse4_1_extendv2hiv2di2): Likewise.
14959 (sse4_1_extendv2siv2di2): Likewise.
14960 (*sse4_1_extendv2siv2di2): Likewise.
14961 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14962 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14963 (sse4_1_zero_extendv4qiv4si2): Likewise.
14964 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14965 (sse4_1_zero_extendv2qiv2di2): Likewise.
14966 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14967 (sse4_1_zero_extendv4hiv4si2): Likewise.
14968 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14969 (sse4_1_zero_extendv2hiv2di2): Likewise.
14970 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14971 (sse4_1_zero_extendv2siv2di2): Likewise.
14972 (*sse4_1_zero_extendv2siv2di2): Likewise.
14973 (sse4_1_roundpd): Likewise.
14974 (sse4_1_roundps): Likewise.
14975 (sse4_1_roundsd): Likewise.
14976 (sse4_1_roundss): Likewise.
14977 (mulv4si3): Don't expand for SSE4.1.
14978 (smax<mode>3): Likewise.
14979 (umaxv4si3): Likewise.
14980 (uminv16qi3): Likewise.
14981 (umin<mode>3): Likewise.
14982 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14984 * doc/extend.texi: Document SSE4.1 built-in functions.
14986 * doc/invoke.texi: Document -msse4.1.
14988 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14990 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14991 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14992 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14993 (ASM_SPEC): Add asm_pcrel_spec.
14994 (EXTRA_SPECS): Add asm_pcrel_spec.
14996 2007-05-21 David Daney <ddaney@avtrex.com>
14998 * doc/install.texi (Building a cross compiler): Add requirements
14999 for Java cross compiler.
15001 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15003 PR middle-end/31995
15004 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15005 Add loopno argument. Use evolution_function_is_invariant_rec_p
15006 instead of evolution_function_is_constant_p.
15007 Update calls to evolution_function_is_affine_multivariate_p.
15008 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15009 Add loopno argument.
15010 * tree-scalar-evolution.c (gather_chrec_stats): Call
15011 evolution_function_is_affine_multivariate_p with a loop
15013 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15014 (analyze_overlapping_iterations): Likewise.
15015 (access_functions_are_affine_or_constant_p): Likewise.
15016 (build_classic_dist_vector_1): If the access functions
15017 are equal, don't do anything.
15019 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15020 Paolo Carlini <pcarlini@suse.de>
15021 Uros Bizjak <ubizjak@gmail.com>
15023 * c-cppbuiltin.c (c_cpp_builtins): Define
15024 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15025 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15026 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15027 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15029 2007-05-21 Mike Stump <mrs@apple.com>
15031 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15033 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15035 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15037 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15038 implementation if __OPTIMIZE__ is not defined.
15039 (_mm_alignr_pi8): Ditto.
15040 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15041 (_mm_inserti_si64): Ditto.
15042 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15043 (_mm_slli_epi16): Ditto.
15044 (_mm_slli_epi32): Ditto.
15045 (_mm_slli_epi64): Ditto.
15046 (_mm_srai_epi16): Ditto.
15047 (_mm_srai_epi32): Ditto.
15048 (_mm_srli_si128): Ditto.
15049 (_mm_slli_si128): Ditto.
15050 (_mm_srli_epi16): Ditto.
15051 (_mm_srli_epi32): Ditto.
15052 (_mm_srli_epi64): Ditto.
15053 (_mm_extract_epi16): Ditto.
15054 (_mm_insert_epi16): Ditto.
15055 (_mm_shufflehi_epi16): Ditto.
15056 (_mm_shufflelo_epi16): Ditto.
15057 (_mm_shuffle_epi32): Ditto.
15058 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15059 (_m_pextrw): Ditto.
15060 (_mm_insert_pi16): Ditto.
15061 (_m_pinsrw): Ditto.
15062 (_mm_shuffle_pi16): Ditto.
15063 (_m_pshufw): Ditto.
15064 (_mm_shufle_ps): Ditto.
15065 (_mm_prefetch): Ditto.
15067 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15069 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15070 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15071 * real.c (encode_i370_single, decode_i370_single,
15072 encode_i370_double, decode_i370_double): Functions removed.
15073 (i370_single_format, i370_double_format): Initializations removed.
15074 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15075 Consider the log2_b field to always be one.
15076 (ieee_single_format, mips_single_format, coldfire_single_format,
15077 ieee_double_format, mips_double_format, coldfire_double_format,
15078 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15079 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15080 ibm_extended_format, mips_extended_format, ieee_quad_format,
15081 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15082 decimal_single_format, decimal_double_format, decimal_quad_format,
15083 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15084 initialization of log2_b.
15085 * real.h (i370_single_format, i370_double_format): Declarations
15087 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15088 field to always be one.
15090 2007-05-21 Andreas Schwab <schwab@suse.de>
15092 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15093 NOTE_INSN_BASIC_BLOCK_P.
15094 (process_for_unwind_directive): Likewise.
15096 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15098 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15099 * function.h (struct function): Move va_list_gpr_size,
15100 va_list_fpr_size, function_frequency to front of bitfields. Add
15102 (current_function_calls_unwind_init): New.
15103 * except.c (expand_builtin_unwind_init): Set
15104 current_function_calls_unwind_init not
15105 current_function_has_nonlocal_label.
15106 * reload1.c (has_nonexceptional_receiver): New.
15107 (reload): Use it and current_function_calls_unwind_init to
15108 determine whether call-saved regs must be saved.
15110 2007-05-20 Jan Hubicka <jh@suse.cz>
15112 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15113 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15114 * ddg.c (create_ddg): LIkewise.
15115 * final.c (final): Remove hunk moving line number notes around since
15116 they are no longer present at this stage.
15117 (final_scan_insn): Use NOTE_KIND instead of
15118 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15119 (output_asm_label): Likewise.
15120 * reorg.c (dbr_schedule): Likewise.
15121 * haifa-sched.c (unlink_other_notes): Likewise.
15122 * mode-switching.c (optimize_mode_switching): Likewise.
15123 * graph.c (start_bb): Likewise.
15124 * rtl.def (NOTE): Update description.
15125 * jump.c (squeeze_notes): Delete.
15126 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15127 NOTE_INSN_BASIC_BLOCK_P when possible.
15128 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15129 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15130 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15131 (dwarf2out_var_location): Likewise.
15132 * cfgbuild.c (make_edges): Likewise.
15133 (find_basic_blocks_1): Likewise.
15134 * function.c (reorder_blocks_1): Likewise.
15135 (epilogue_done): Likewise.
15136 (reposition_prologue_and_epilogue_notes): Likewise.
15137 * print-rtl.c (print_rtx): Likewise; drop code for printing
15139 (print_rtl): Likewise.
15140 (print_rtl_single): Likewise.
15141 * gcse.c (insert_insn_start_bb): Likewise.
15142 * alias.c (init_alias_analysis): Likewise.
15143 * calls.c (fixup_tail_calls): Likewise.
15144 * except.c (sjlj_emit_function_enter): Likewise.
15145 * emit-rtl.c (add_insn_after): Likeiwse.
15146 (emit_label_before): Likewise.
15147 (emit_label_after): Likewise.
15148 (emit_note_before, emit_note_after, emit_note): Update
15149 parameter to be enum insn_note; do not deal with source
15151 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15152 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15154 (merge_blocks_move_successor_nojumps): Simplify now when
15155 we don't have BLOCK notes.
15156 (try_optimize_cfg): Likewise.
15157 * cfglayout.c (skip_insns_after_block): Likewise.
15158 (record_effective_endpoints): Likewise.
15159 (duplicate_insn_chain): Likewise.
15160 * varasm.c (output_constant_pool_1): Likewise.
15161 * sched-deps.c (sched_analyze): Likewise.
15162 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15164 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15165 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15166 (SET_INSN_DELETED): Simplify.
15167 (NOTE_LINE_NUMBER): Exterminate.
15168 (NOTE_LINE_KIND): New.
15169 (NOTE_INSN_BASIC_BLOCK_P): Update.
15170 (enum insn_note): Simplify.
15171 (GET_NOTE_INSN_NAME) Simplify.
15172 (emit_note_before, emit_note_after, emit_note): Update prototype.
15173 (squeeze_notes): Remove.
15174 * sched-int.h (NOTE_NOT_BB_P): Update.
15175 * resource.c (mark_target_live_regs): Update.
15176 * sched-rgn.c (debug_dependencies): Update.
15177 * sched-vis.c (print_insn): Update.
15178 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15179 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15180 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15181 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15182 (split_branches): Update.
15183 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15185 (sh_adjust_unroll_max): Exterminate.
15186 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15187 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15188 (m68hc11_reorg): Likewise.
15189 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15190 (emit_predicate_relation_info): Update.
15191 (process_for_unwind_directive): Update.
15192 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15193 (output_call): Update.
15194 * config/pa/pa.c (output_lbranch): Update.
15195 (output_millicode_call): Update.
15196 (output_call): Update.
15197 (pa_combine_instructions): Update.
15198 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15199 * config/bfin/bfin.c (gen_one_bundle): Update.
15200 * cfgrtl.c (can_delete_note_p): Update.
15201 (delete_insn): Update.
15202 (rtl_merge_blocks): Update.
15203 (commit_one_edge_insertion): Update.
15204 (rtl_verify_flow_info): Update.
15205 * stmt.c (expand_case): Do not call squeeze_notes.
15207 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15214 * c.opt (Wtype-limits): New.
15215 * doc/invoke.texi (Wtype-limits): Document it.
15216 (Wextra): Enabled by -Wextra.
15217 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15218 * c-common.c (shorten_compare): Warn with Wtype-limits.
15220 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15222 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15223 inlined function, not as a macro.
15224 (_mm_alignr_pi8): Ditto.
15225 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15226 (_mm_inserti_si64): Ditto.
15227 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15228 (_mm_extract_epi16): Ditto.
15229 (_mm_insert_epi16): Ditto.
15230 (_mm_shufflehi_epi16): Ditto.
15231 (_mm_shufflelo_epi16): Ditto.
15232 (_mm_shuffle_epi32): Ditto.
15233 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15234 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15236 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15238 (_m_to_float): Use C89 compatible assignment.
15240 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15243 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15245 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15248 * doc/invoke.texi (Wreturn-type): Complete description.
15249 (Wextra): Delete item about return-type warning.
15250 * c-decl.c: Delete redundant Wextra warning.
15252 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15255 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15256 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15257 inlined function, not as a macro.
15258 (_mm_prefetch): Ditto.
15259 (_m_pextrw): Ditto.
15260 (_mm_insert_pi16): Ditto.
15261 (_m_pinsrw): Ditto.
15262 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15263 (_m_pshufw): Ditto. Add const to __N argument.
15264 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15265 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15266 (_mm_slli_epi32): Ditto.
15267 (_mm_srli_si128): Implement as always inlined function, not as a
15268 macro. Add __inline to function declaration.
15269 (_mm_slli_si128): Ditto.
15271 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15273 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15274 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15276 (struct fenv): New structure.
15277 (FP_HANDLE_EXCEPTIONS): New define.
15278 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15279 (_FP_DECL_EXP): New define.
15280 (FP_INIT_ROUNDMODE): New define.
15281 (FP_ROUNDMODE): New define.
15283 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15285 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15286 (Wconversion): Update description.
15287 (Wconversion-sign): New.
15288 * c.opt (Wconversion-sign): New.
15289 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15290 means disabled for C++. Otherwise, take the status of Wconversion.
15291 * c-common.c (conversion_warning): Warn with either Wconversion or
15293 (warnings_for_convert_and_check): Conditions are already checked by
15294 conversion_warning.
15295 (convert_and_check): Don't check warnings if the conversion failed.
15297 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15298 Anatoly Sokolov <aesok@dol.ru>
15300 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15301 avr_epilogue_uses) : Add declaration.
15302 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15303 * config/avr/constraints.md (R): New constraint.
15304 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15305 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15306 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15307 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15308 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15309 call_prologue_saves, epilogue_restores, return_from_epilogue,
15310 return_from_main_epilogue, return_from_interrupt_epilogue,
15311 return_from_naked_epilogue, prologue, epilogue): New patterns.
15312 (jump): Handle symbol reference.
15313 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15314 avr_output_function_prologue, avr_output_function_epilogue): Remove
15316 (avr_init_machine_status, expand_prologue, expand_epilogue,
15317 avr_asm_function_end_prologue, avr_epilogue_uses,
15318 avr_asm_function_begin_epilogue): New functions.
15319 (prologue_size, epilogue_size, jump_tables_size): Remove global
15321 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15322 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15323 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15324 (avr_override_options): Initialise init_machine_status.
15325 (output_movhi): Handle all stack pointer loads.
15326 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15327 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15328 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15329 (EPILOGUE_USES) Redefine.
15330 (machine_function) Declare.
15332 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15334 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15335 Use a single return statement.
15337 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15339 PR middle-end/30250
15340 * builtins.c (do_mpfr_lgamma_r): New.
15341 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15342 * tree.h (CASE_FLT_FN_REENT): New.
15344 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15346 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15347 (output_die): Use 'unsigned long' with %x.
15348 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15349 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15350 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15352 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15354 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15359 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15360 true if function has no argument.
15362 2007-05-18 DJ Delorie <dj@redhat.com>
15364 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15365 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15367 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15369 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15370 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15371 count_trailing_zeros.
15372 (__i386__): Implement count_leading_zeros using __builtin_clz().
15373 Implement count_trailing_zeros usign __builtin_ctz().
15375 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15377 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15379 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15381 PR middle-end/31344
15382 * expr.c (emit_move_change_mode): Change mode of push operands here.
15384 2007-05-17 Ian Lance Taylor <iant@google.com>
15386 PR tree-optimization/31953
15387 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15388 Change all callers.
15389 (set_value_range_to_null): Call set_value_range_to_value.
15390 (extract_range_from_comparison): Likewise.
15392 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15394 * toplev.c (print_version): Output GMP/MPFR version info.
15396 * builtins.c (CASE_MATHFN_REENT): New macro.
15397 (mathfn_built_in): Use it.
15398 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15399 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15400 BUILT_IN_LGAMMAL_R): New.
15401 * doc/extend.texi: Document new builtins.
15403 PR middle-end/31796
15404 * builtins.c (do_mpfr_remquo): New.
15405 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15406 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15408 PR middle-end/30251
15409 * builtins.c (fold_builtin_1): Handle y0, y1.
15410 (fold_builtin_2): Handle yn.
15412 PR middle-end/30251
15413 * builtins.c (do_mpfr_bessel_n): New.
15414 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15415 (fold_builtin_2): Handle BUILT_IN_JN.
15417 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15420 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15421 TYPE_PRECISION (intmax_type_node).
15423 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15426 * reload.c (subst_reloads): Remove checking.
15428 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15430 PR rtl-optimization/31691
15431 * combine.c (simplify_set): Build a new src pattern instead of
15432 substituting its operands in the COMPARE case.
15434 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15436 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15437 (execute_vrp): Preserve loops through jump threading.
15438 * tree-ssa-threadupdate.c (thread_single_edge,
15439 dbds_continue_enumeration_p, determine_bb_domination_status,
15440 thread_through_loop_header): New functions.
15441 (create_edge_and_update_destination_phis,
15442 create_edge_and_update_destination_phis): Set loops for the new blocks.
15443 (prune_undesirable_thread_requests): Removed.
15444 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15446 (thread_block): Do not call prune_undesirable_thread_requests.
15448 (mark_threaded_blocks): Select edges to thread here.
15449 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15450 Thread edges through loop headers independently.
15451 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15452 * tree-pass.h (TODO_mark_first_instance): New.
15453 (first_pass_instance): Declare.
15454 * cfghooks.c (duplicate_block): Put the block to the original loop
15455 if copy is not specified.
15456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15457 jump threading. Pass may_peel_loop_headers to
15458 thread_through_all_blocks according to first_pass_instance.
15459 * cfgloop.h (create_preheader): Declare.
15460 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15461 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15462 * passes.c (first_pass_instance): New variable.
15463 (next_pass_1): Set TODO_mark_first_instance.
15464 (execute_todo): Set first_pass_instance.
15466 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15468 PR tree-optimization/24659
15469 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15470 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15471 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15472 OTI_vec_pack_ufix_trunc.
15473 (vec_unpacks_float_hi_optab): Define new macro.
15474 (vec_unpacks_float_lo_optab): Ditto.
15475 (vec_unpacku_float_hi_optab): Ditto.
15476 (vec_unpacku_float_lo_optab): Ditto.
15477 (vec_pack_sfix_trunc_optab): Ditto.
15478 (vec_pack_ufix_trunc_optab): Ditto.
15479 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15480 and vec_pack_[s|u]fix_trunc_optab using
15481 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15482 * tree-vectorizer.c (supportable_widening_operation): Handle
15483 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15484 (supportable_narrowing_operation): New function.
15485 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15486 * tree-vect-transform.c (vectorizable_conversion): Handle
15487 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15488 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15489 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15490 to check for target support.
15491 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15492 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15493 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15494 for VEC_PACK_FIX_TRUNC_EXPR.
15495 (expand_binop): Special case mode of the result for
15496 vec_pack_[u|s]fix_trunc_optab.
15497 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15498 vec_pack_[u|s]fix_trunc_optab.
15500 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15501 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15502 * tree-pretty-print.c (dump_generic_node): Handle
15503 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15504 VEC_PACK_FIX_TRUNC_EXPR.
15506 * expr.c (expand_expr_real_1): Ditto.
15507 * tree-inline.c (estimate_num_insns_1): Ditto.
15508 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15510 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15511 (vec_unpacks_float_lo_v8hi): Ditto.
15512 (vec_unpacku_float_hi_v8hi): Ditto.
15513 (vec_unpacku_float_lo_v8hi): Ditto.
15514 (vec_unpacks_float_hi_v4si): Ditto.
15515 (vec_unpacks_float_lo_v4si): Ditto.
15516 (vec_pack_sfix_trunc_v2df): Ditto.
15518 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15520 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15521 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15522 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15523 [vec_pack_ufix_trunc]: Ditto.
15524 [vec_unpacks_float_hi]: Ditto.
15525 [vec_unpacks_float_lo]: Ditto.
15526 [vec_unpacku_float_hi]: Ditto.
15527 [vec_unpacku_float_lo]: Ditto.
15529 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15531 * soft-fp/README: Update for new files.
15532 * soft-fp/floattisf.c: New file.
15533 * soft-fp/floattidf.c: New file.
15534 * soft-fp/floattitf.c: New file.
15535 * soft-fp/floatuntisf.c: New file.
15536 * soft-fp/floatuntidf.c: New file.
15537 * soft-fp/floatuntitf.c: New file.
15538 * soft-fp/fixsfti.c: New file.
15539 * soft-fp/fixdfti.c: New file.
15540 * soft-fp/fixtfti.c: New file.
15541 * soft-fp/fixunssfti.c: New file.
15542 * soft-fp/fixunsdfti.c: New file.
15543 * soft-fp/fixunstfti.c: New file.
15544 * soft-fp/extendxftf.c: New file.
15545 * soft-fp/trunctfxf.c: New file.
15547 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15548 (__trunctfxf2): Ditto.
15550 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15551 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15552 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15553 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15554 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15555 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15557 * config/i386/t-fprules-softfp64: New file.
15558 * config/i386/sfp-machine.h: New file.
15559 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15560 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15561 and soft-fp/t-softfp to tmake_file.
15562 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15563 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15565 * config/i386/t-linux64 (softfp_wrap_start): New.
15566 (softfp_wrap_end): New.
15567 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15568 supported for TARGET_64BIT.
15570 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15572 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15573 c_common_unsigned_type behavior.
15575 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15577 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15580 2007-05-16 Eric Christopher <echristo@apple.com>
15582 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15583 saving after stack push. Set sp_offset whenever we push.
15584 (rs6000_emit_epilogue): Move altivec register restore before
15587 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15589 * configure.ac: Allow sysroots to be relocated under $prefix as
15590 well as $exec_prefix.
15591 * configure: Regenerate.
15593 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15597 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15599 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15600 (gcc_tooldir): Likewise.
15601 * configure: Regenerate.
15602 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15603 old configure.ac gcc_tooldir setting.
15604 (prefix_to_exec_prefix): New variable.
15605 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15606 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15608 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15610 * c-typeck.c (build_binary_op): Return early for error.
15612 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15614 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15615 struct nb_iter_bound.
15616 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15617 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15618 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15619 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15620 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15621 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15622 (del_scev_info): Use ggc_free.
15623 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15624 * loop-init.c: Include ggc.h.
15625 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15626 (loop_optimizer_finalize): Use ggc_free.
15627 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15628 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15629 pass_iv_optimize): Add TODO_ggc_collect.
15630 * function.h (struct function): Remove skip marker from
15632 * cfgloop.c: Include ggc.h.
15633 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15635 (establish_preds): Vector superloops is gc allocated.
15636 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15638 (flow_loops_find): Vector larray is gc allocated.
15639 (loop_exit_free): Use ggc_free.
15640 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15641 that head of exits list is now not a part of struct loop.
15642 (record_loop_exits): Allocate exits table in gc memory.
15643 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15644 that head of exits list is now not a part of struct loop.
15645 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15646 struct loop_exit): Add GTY marker.
15647 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15648 Add skip marker to aux field. Make head of exits list a separate
15650 (struct loops): Add GTY marker. Make larray vector gc allocated.
15651 Add param marker to exits table.
15652 (get_loops): Type changed.
15653 * Makefile.in (tree-scalar-evolution.o): Add
15654 gt-tree-scalar-evolution.h dependency.
15655 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15656 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15657 * basic-block.h (struct basic_block_def): Remove skip marker from
15660 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15662 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15663 of 0 in the call to expand_expr().
15664 (expand_builtin_mathfn_3): Ditto.
15665 (expand_builtin_interclass_mathfn): Ditto.
15666 (expand_builtin_cexpi): Ditto.
15667 (expand_builtin_int_roundingfn): Ditto.
15668 (expand_builtin_int_roundingfn_2): Ditto.
15669 (expand_builtin_pow): Ditto.
15670 (expand_builtin_powi): Ditto.
15671 (expand_builtin_bswap): Ditto.
15672 (expand_builtin_unop): Ditto.
15673 (expand_builtin_fabs): Ditto.
15674 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15675 the call to expand_expr().
15676 (expand_builtin_sync_operation): Ditto.
15677 (expand_builtin_compare_and_swap): Ditto.
15678 (expand_builtin_lock_test_and_set): Ditto.
15679 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15680 instead of 0 in the call to expand_expr().
15681 (expand_builtin_extract_return_addr): Ditto.
15682 (expand_builtin_eh_return): Ditto.
15683 (expand_eh_return): Ditto.
15684 * explow.c (expr_size): Ditto.
15685 * expr.c (optimize_bitfield_assignment_op): Ditto.
15686 (expand_assignement): Ditto.
15687 (store_expr): Ditto.
15688 (store_field): Ditto.
15689 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15690 the call to expand_expr().
15691 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15692 in the call to expand_expr().
15693 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15694 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15695 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15697 * optabs.c (expand_vec_shift_expr): Ditto.
15698 (expand_vec_cond_expr): Ditto.
15699 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15700 call to expand_expr().
15701 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15702 in the call to expand_expr().
15704 2007-05-14 Dave Korn <dave.korn@artimi.com>
15706 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15708 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15710 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15711 instead of c_common_unsigned_type.
15712 (c_common_unsigned_type): Remove.
15713 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15714 c_common_unsigned_type.
15715 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15716 c_common_unsigned_type.
15717 * c-common.h (c_common_unsigned_type): Remove.
15718 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15719 c_common_unsigned_type.
15720 * c-format.c (check_format_types): Use unsigned_type_for instead of
15721 c_common_unsigned_type.
15722 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15723 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15724 of c_common_unsigned_type.
15725 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15726 lang_hooks.types.unsigned_type.
15727 * expmed.c (make_tree): Use unsigned_type_for instead of
15728 lang_hooks.types.unsigned_type.
15729 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15730 lang_hooks.types.unsigned_type.
15731 (build_range_check): Likewise.
15732 (fold_unary): Likewise.
15733 (fold_binary): Likewise.
15734 (fold_ternary): Likewise.
15735 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15736 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15737 * tree.c (get_unsigned_type): New.
15738 (unsigned_type_for): Use get_unsigned_type instead of
15739 lang_hooks.types.unsigned_type.
15741 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15743 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15744 to m68k_get_function_kind. Update its prototype.
15745 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15747 (m68k_interrupt_function_p): Return enum m68k_function_type
15748 instead of bool. Rename to m68k_get_function_kind.
15749 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15750 target is not fido.
15751 (m68k_compute_frame_layout): Don't mark any register for save
15752 if an interrupt_thread attribute is specified.
15753 (m68k_hard_regno_rename_ok): Update a use of
15754 m68k_interrupt_function_p.
15755 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15756 m68k_interrupt_function_p.
15757 (m68k_function_type): New.
15758 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15759 for a function with an interrupt_thread attribute.
15760 * doc/extend.texi: Document the interrupt_thread attribute.
15762 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15764 Fix PR tree-optimization/31911
15765 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15766 if they didn't change the expression.
15768 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15770 * tree-scalar-evolution.c (resolve_mixers): Exported.
15771 * tree-scalar-evolution.h (resolve_mixers): Declare.
15772 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15773 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15774 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15775 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15776 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15777 strip_conversion, analyze_offset_expr, address_analysis,
15778 object_analysis, analyze_offset): Removed.
15779 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15780 split_constant_offset, canonicalize_base_object_address,
15781 object_address_invariant_in_loop_p, disjoint_objects_p,
15782 dr_may_alias_p, dr_address_invariant_p): New functions.
15783 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15784 and dr_analyze_alias.
15785 (initialize_data_dependence_relation): Use dr_may_alias_p
15786 and object_address_invariant_in_loop_p.
15787 (compute_self_dependence): Handle the case when
15788 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15789 (find_data_references_in_stmt): Restrict the analysis of data
15790 references to the given loop nest.
15791 (find_data_references_in_loop): Made static. Pass loop nest to
15792 find_data_references_in_stmt.
15793 (compute_data_dependences_for_loop): Use DR_VOPS.
15794 (free_data_ref): Free DR_VOPS.
15795 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15796 (struct innermost_loop_behavior): ... new.
15797 (struct base_object_info): Replaced by ...
15798 (struct indices): ... new.
15799 (struct dr_alias): New.
15800 (enum data_ref_type): Removed.
15801 (struct data_reference): Consist of struct innermost_loop_behavior,
15802 struct indices and struct dr_alias.
15803 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15804 (DR_MEMTAG): Renamed to ...
15805 (DR_SYMBOL_TAG): ... this.
15806 (find_data_references_in_loop): Declaration removed.
15807 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15808 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15809 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15810 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15812 2007-05-13 Revital Eres <eres@il.ibm.com>
15814 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15815 which walks virtual def-use chains to find redundant stores.
15816 (dse_optimize_stmt): Call it.
15818 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15820 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15821 * passes.c (init_optimization_passes): Move pass_jump_bypass
15824 * basic-block.h (bb_has_eh_pred): Fix style issue.
15826 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15828 PR rtl-optimization/31848
15829 * loop-invariant.c (move_invariant_reg): If we move an insn
15830 with a REG_EQUAL note, and that insn is not always executed,
15831 remove the REG_EQUAL note.
15833 2007-05-12 Richard Guenther <rguenther@suse.de>
15835 PR tree-optimization/31797
15836 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15837 propagate into a stmt that has volatile ops.
15839 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15841 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15842 (gcc_tooldir): Likewise.
15843 * configure: Regenerate.
15844 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15845 old configure.ac gcc_tooldir setting.
15846 (prefix_to_exec_prefix): New variable.
15847 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15848 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15850 2007-05-11 Silvius Rus <rus@google.com>
15852 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15853 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15854 * c-common.h (strict_aliasing_warning): Change return type.
15855 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15856 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15857 (build_c_cast): Condition call to strict_aliasing_warning.
15858 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15859 * flags.h (set_Wstrict_aliasing): Declare.
15860 * opts.c (set_Wstrict_alising): Define, add call to.
15861 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15862 * tree-ssa-alias-warnings.c: New file.
15863 * tree-ssa-alias.c (compute_may_aliases): Add call to
15864 strict_aliasing_warning_backend.
15866 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15868 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15869 Use loop_depth and loop_outer accessor functions.
15870 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15871 determine_invariantness_stmt, move_computations_stmt): Ditto.
15872 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15873 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15874 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15875 * tree-scalar-evolution.c (interpret_loop_phi,
15876 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15877 instantiate_parameters_1, scev_const_prop): Ditto.
15878 * cfghooks.c (make_forwarder_block): Ditto.
15879 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15880 * modulo-sched.c (loop_canon_p): Ditto.
15881 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15882 slpeel_can_duplicate_loop_p): Ditto.
15883 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15884 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15885 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15886 cancel_loop, verify_loop_structure): Ditto.
15887 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15888 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15889 superloops vector instead of "pred" array.
15890 (establish_preds): Take father loop as an argument. Initialize the
15892 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15893 Do not initialize loop->outer.
15894 (flow_loop_tree_node_remove): Truncate the superloops vector.
15895 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15896 "pred" merged to "superloops" vector.
15897 (loop_depth, loop_outer): New.
15898 (fel_init): Use loop_outer.
15900 2007-05-11 Jan Hubicka <jh@suse.cz>
15902 * cgraphunit.c: Include gt-cgraphunit.h
15903 (static_ctors, static_dtors): New static vars.
15904 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15905 based on implementation in c-common.c
15906 (cgraph_finalize_function): Call record_cdtor_fn.
15907 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15908 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15909 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15910 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15911 build_cdtor, c_build_cdtor_fns): Remove.
15912 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15913 c_build_cdtor_fns): Remove prototype.
15915 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15918 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15919 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15920 * builtins.c (fold_builtin_memchr): New.
15921 (expand_builtin_memchr): Call the latter.
15922 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15923 * doc/extend.texi ([Other built-in functions provided by GCC]):
15926 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15928 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15929 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15930 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15931 PFPO_OP1_TYPE_SHIFT): Constants added.
15932 (DFP_ALL): Mode macro defined.
15933 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15934 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15935 Insn definitions added.
15936 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15937 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15940 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15942 PR tree-optimization/31885
15943 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15944 NULL_TREE to be undetermined.
15945 (automatically_generated_chrec_p): Return false for NULL.
15947 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15949 * config/bfin/bfin.h (MOVE_RATIO): Define.
15951 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15953 * config.gcc (sparc-wrs-vxworks): New target.
15954 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15955 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15956 * config/sparc/sparc.h: Include vxworks-dummy.h.
15957 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15958 include LABEL_REFs too.
15959 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15960 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15962 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15964 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15965 (sparc_emit_call_insn): New function.
15966 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15967 functions when generating VxWorks PIC.
15968 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15969 (call, call_value): Use sparc_emit_call_insn instead of
15972 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15974 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15976 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15978 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15979 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15980 split_double instead of operand_subword.
15982 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15984 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15985 * config/bfin/bfin.c (bfin_local_alignment): New function.
15986 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15988 2007-05-08 Chao-ying Fu <fu@mips.com>
15990 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15991 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15992 (smsub_widen_optab, umsub_widen_optab): Define.
15993 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15995 * genopinit.c (optabs): Fill in smsub_widen_optab and
15997 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15998 and umsub_widen_optab to implement multiply-subtract sequences.
15999 * config/mips/mips.md (*msac<u>_di): Rename to...
16000 (<u>msubsidi4): ...this. Extend condition to include
16001 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16002 of operand 0 to "ka" and use the three-operand form of msub<u>
16004 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16007 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16009 PR rtl-optimization/28011
16010 * reload.c (push_reload): Set dont_share if IN appears in OUT
16011 also when IN is a PLUS rtx.
16012 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16015 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16017 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16018 call unshare_all_decls.
16019 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16020 (unshare_all_decls): Remove.
16022 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16025 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16028 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16029 Nigel Stephens <nigel@mips.com>
16031 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16032 Update comments and all uses.
16033 (MIN_FPRS_PER_FMT): Define.
16034 * config/mips/mips.c (function_arg): Fix to correctly handle
16035 the -mips32r2 -mfp64 -mabi=32 case.
16036 (override_options): Enable use of odd-numbered registers for
16037 SFmode values on MIPS32.
16038 (mips_save_reg_p): Save whole floating-point register pair if
16039 either half is used.
16040 (compute_frame_size): Fix comment.
16042 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16044 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16045 argument of type bool.
16046 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16047 argument. Safely select temporary P register according to it.
16048 (do_link): Change call site of add_to_reg accordingly.
16049 (do_unlink): Add epilogue_p as a fourth argument and pass it
16051 (expand_interrupt_handler_epilogue): Change call of do_unlink
16053 (bfin_expand_prologue): Add a third argument sibcall_p.
16054 * config/bfin/bfin.md (epilogue): Change call of
16055 bfin_expand_epilogue accordingly.
16056 (sibcall_epilogue): Likewise.
16057 (eh_return_internal): Likewise.
16059 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16060 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16061 * config/bfin/bfin.c (bfin_handle_option): Handle
16062 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16063 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16064 Support bf534, bf536 and bf561.
16065 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16067 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16070 * config/i386/i386.c (ix86_function_regparm): Process local
16071 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16073 2007-05-07 Mike Stump <mrs@apple.com>
16075 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16076 also checks for and while statements in C++.
16078 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16080 * gcc.c (at_file_supplied): New variable.
16081 (main): Set it if we expanded argv.
16082 (do_spec_1): Pass an @-file to the linker if we were called with
16083 an @-file argument and HAVE_GNU_LD.
16084 * collect2.c (at_file_supplied): New variable.
16085 (response_file): New variable.
16086 (collect_exit): Unlink response_file if necessary.
16087 (handler): Likewise.
16088 (do_wait): Likewise.
16089 (main): Set at_file_supplied if we expanded argv.
16090 (collect_execute): Pass an @-file to subprocesses if we were called
16091 with an @-file argument.
16092 * configure.ac: Add define for HAVE_GNU_LD.
16093 * configure: Regenerate.
16094 * config.in: Regenerate.
16096 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16098 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16099 operand to HI mode.
16104 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16106 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16107 (TARGET_ENCODE_SECTION_INFO): Re-define.
16108 (m32c_encode_section_info): New
16109 (function_vector_handler): New
16110 (current_function_special_page_vector): New
16111 (m32c_special_page_vector_p): New.
16112 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16114 * config/m32c/jump.md: Added instruction JSRS for functions
16115 with attribute "function_vector".
16116 * doc/extend.texi (function_vector): Added description
16117 for M16C, M32C targets.
16119 2007-05-07 DJ Delorie <dj@redhat.com>
16122 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16123 ashrpsi3, lshrpsi3): Update shift count constraint.
16125 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16126 Nathan Froyd <froydnj@codesourcery.com>
16129 * c-incpath.c (add_path): Strip trailing path separators.
16131 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16134 Free dominance info before purging EH edges.
16135 (eliminate_degenerate_phis): Likewise.
16136 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16138 2007-05-07 Jan Hubicka <jh@suse.cz>
16140 * gimplify.c (gimplify_expr): Do not crash when folding
16141 (void *)(int)&a + 4.
16143 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16146 * c-opts.c (lang_fortran): Make it non static.
16147 * c-common.h (lang_fortran): New prototype.
16148 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16149 -lang-fortran option was passed by the driver.
16151 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16153 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16154 of ASSERT_CHECKING. Tweak message.
16156 2007-05-06 Revital Eres <eres@il.ibm.com>
16159 * loop-unroll.c (insert_var_expansion_initialization):
16160 Initialize the expansions with -zero instead of +zero.
16162 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16164 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16165 into pic and non-pic versions. Mark r19 as used for
16166 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16167 for tgd_load, tld_load and tie_load .
16168 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16169 version of tgd_load, tld_load and tie_load depending on the
16172 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16173 Jakub Jelinek <jakub@redhat.com>
16175 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16176 (__do_global_dtors_aux): Use more paranoid loop to run
16177 destructors if HIDDEN_DTOR_LIST_END.
16178 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16180 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16182 * varasm.c (align_variable): Don't increase alignment for
16183 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16184 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16186 2007-05-04 Josh Conner <jconner@apple.com>
16188 * basic-block.h (cdi_direction): Assign values to all enumeration
16190 (dom_computed): Remove.
16191 (dom_info_state): New.
16192 (set_dom_info_availability): New.
16193 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16194 walk_data.dom_direction.
16195 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16196 instead of dom_computed[].
16197 (split_edge): Likewise.
16198 (create_basic_block): Likewise.
16199 (merge_blocks): Likewise.
16200 * ifcvt.c (find_if_header): Likewise.
16201 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16202 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16203 * tree-ssa.c (verify_ssa): Likewise.
16204 * tree-cfg.c (tree_verify_flow_info): Likewise.
16205 (remove_edge_and_dominated_blocks): Likewise.
16206 * dominance.c (dom_computed): Make static.
16207 (calc_dfs_tree_nonrec): Change third param to a bool.
16208 (calc_dfs_tree): Change second param to a bool.
16209 (calc_idioms): Change second param to a bool. Use
16210 dom_convert_dir_to_idx.
16211 (init_dom_info): Validate dir before using.
16212 (dom_convert_dir_to_idx): New.
16213 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16214 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16215 (free_dominance_info): Use dom_convert_dir_to_idx.
16216 (get_immediate_dominator): Likewise.
16217 (set_immediate_dominator): Likewise.
16218 (get_dominated_by): Likewise.
16219 (redirect_immediate_dominators): Likewise.
16220 (nearest_common_denominator): Likewise.
16221 (dominated_by_p): Likewise.
16222 (bb_dom_dfs_in): Likewise.
16223 (bb_dom_dfs_out): Likewise.
16224 (recount_dominator): Likewise.
16225 (iterate_fix_dominators): Likewise.
16226 (add_to_dominance_info): Likewise.
16227 (delete_from_dominance_info): Likewise.
16228 (first_dom_son): Likewise.
16229 (next_dom_son): Likewise.
16230 (dom_info_available_p): Likewise.
16231 (dom_info_state): New.
16232 (set_dom_info_availability): New.
16234 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16236 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16238 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16240 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16242 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16243 (subdi3, subdi_carry): Delete.
16245 2007-05-04 Jan Hubicka <jh@suse.cz>
16246 Richard Guenther <rguenther@suse.de>
16248 * opts.c (decode_options): Do not fiddle with inlining
16249 parameters in case of optimizing for size.
16250 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16251 for size do nothing.
16252 (cgraph_decide_inlining_of_small_function): When optimizing for
16253 size never inline functions increasing caller size.
16254 (cgraph_early_inlining): Inline for size when optimizing for size.
16256 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16258 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16259 logical operations piecewise.
16260 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16261 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16262 subdi_sesidi_di): Delete.
16263 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16264 the generated sequence. Allow three-reg add in constraints. Rewrite
16265 the rtl expression for carry to avoid zero_extend of a constant.
16266 (sub_with_carry): New pattern.
16267 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16268 different sequence not involving jumps.
16269 (notbi): Now a named pattern.
16271 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16273 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16274 Add the note about a significant loss of accuracy of some
16275 mathematical routines when these options are used.
16277 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16279 * haifa-sched.c (rtx_vec_t): New typedef.
16280 (contributes_to_priority_p): Extract piece of priority () into new
16282 (priority): Use the function. Add assertion.
16283 (rank_for_schedule, set_priorities): Add assertion to check that
16284 insn's priority is initialized.
16285 (clear_priorities, calc_priorities): Change signature. Make it update
16286 all relevant insns. Update all callers ('add_to_speculative_block ()'
16287 and 'create_block_check_twin ()').
16288 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16289 Add new field 'priority_status'.
16290 (INSN_PRIORITY_STATUS): New macro.
16291 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16293 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16295 * sched-ebb.c (debug_ebb_dependencies): New static function.
16296 (init_ready_list): Use it.
16298 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16299 with changed signature and 'debug_rgn_dependencies ()'.
16300 (debug_rgn_dependencies): New static function.
16301 (init_ready_list): Use it.
16303 * sched-int.h (debug_dependencies): Declare.
16305 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16307 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16309 2007-05-04 Dirk Mueller <dmueller@suse.de>
16311 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16313 2007-05-03 Jan Hubicka <jh@suse.cz>
16315 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16316 ((T1)X op (T1)Y), for pointer type in more cases than before.
16318 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16320 * tree-object-size.c (plus_expr_object_size): When operand size is
16321 unknown, return unknown.
16323 2007-05-03 Dirk Mueller <dmueller@suse.de>
16325 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16327 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16330 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16332 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16334 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16336 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16338 * config/soft-fp/double.h, config/soft-fp/extended.h,
16339 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16340 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16341 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16342 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16345 2007-05-03 Ian Lance Taylor <iant@google.com>
16347 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16348 MASK_PPC_GFXOPT for 8540 or 8548.
16350 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16352 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16353 vect_print_dump_info() to output debug information.
16355 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16358 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16359 operands of size 2 when operand is not MEM_P.
16361 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16363 PR tree-optimization/30565
16364 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16366 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16368 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16369 (umulsi3_highpart): Use them.
16370 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16371 for final accumulator to D regisster tranfser.
16373 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16375 PR tree-optimization/31699
16376 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16378 (vect_enhance_data_refs_alignment): Compute peel amount using
16379 TYPE_VECTOR_SUBPARTS instead of vf.
16380 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16382 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16385 * system.h: Remove inclusion of double-int.h
16386 * tree.h: Include double-int.h
16387 * gengtype.c: Likewise
16388 * cfgloop.h: Likewise
16389 * Makefile.in: Adjust dependencies on double-int.h
16391 2007-05-02 Eric Christopher <echristo@apple.com>
16393 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16394 -shared to -Zdynamiclib.
16396 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16399 * c-common.c (strip_pointer_or_array_types): New function.
16400 * c-common.h (strip_pointer_or_array_types): New function declaration.
16402 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16404 PR tree-optimization/31771
16405 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16407 2007-05-02 Paul Brook <paul@codesourcery.com>
16409 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16411 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16413 PR middle-end/29715
16414 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16417 2007-05-02 Nick Clifton <nickc@redhat.com>
16419 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16421 2007-05-02 Richard Guenther <rguenther@suse.de>
16423 PR tree-optimization/31146
16424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16425 argument, single_use_p. If we have a single use that is
16426 a conversion to the definition rhs type, propagate that rhs.
16427 (forward_propagate_addr_expr): Pass single_use_p argument
16428 to forward_propagate_addr_expr_1.
16430 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16432 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16435 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16437 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16438 'AMD Family 10 core'.
16440 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16442 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16443 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16444 with SSE3 instruction set support.
16445 * doc/invoke.texi: Likewise.
16447 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16449 * config/i386/i386.c (override_options): Tuning 32-byte loop
16450 alignment for amdfam10 architecture. Increasing the max loop
16451 alignment to 24 bytes.
16453 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16455 * config/m68k/constraints.md: New.
16456 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16457 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16458 EXTRA_CONSTRAINT): Remove.
16459 * config/m68k/m68k.md: Include constraints.md.
16460 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16462 2007-05-01 Ian Lance Taylor <iant@google.com>
16464 PR tree-optimization/31739
16465 * tree-vrp.c (vrp_val_is_max): New static function.
16466 (vrp_val_is_min): New static function.
16467 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16469 (set_value_range): Use vrp_val_is_{max,min}.
16470 (extract_range_from_assert): Likewise.
16471 (extract_range_from_binary_expr): Likewise.
16472 (extract_range_from_unary_expr): Likewise.
16473 (dump_value_range, vrp_meet): Likewise.
16474 (vrp_visit_phi_node): Likewise.
16475 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16477 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16479 * config/i386/gmon-sol2.c (size_t): New type.
16480 (intptr_t): Likewise.
16481 (s_textsize): Declare as size_t.
16483 (monstartup): Use size_t for sizes.
16484 (_mcount): Save and restore registers.
16485 (internal_mcount): Pass 0 as the first argument to monstartup
16487 (moncontrol): Convert pointer to appropriately sized integer
16488 before passing to profil.
16490 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16492 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16493 __NO_FPRS__, not just if _SOFT_DOUBLE.
16494 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16495 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16496 also for E500 double.
16497 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16498 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16501 2007-05-01 Richard Guenther <rguenther@suse.de>
16503 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16506 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16508 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16510 2007-05-01 Jan Hubicka <jh@suse.cz>
16512 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16515 2007-05-01 Jan Hubicka <jh@suse.cz>
16517 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16518 (maybe_fold_offset_to_reference): Declare.
16519 * fold-const.c (fold_unary): Do not fold
16520 (type *)&A into &A->field_of_type_and_offset_0
16521 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16522 size is unknown, give up.
16523 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16525 (maybe_fold_offset_to_reference): New.
16526 (maybe_fold_stmt_indirect): Use it.
16527 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16528 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16530 (gimplify_expr): Likewise for plus_expr.
16532 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16534 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16535 bsi_after_labels. Always insert statements before bsi.
16536 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16537 * predict.c (apply_return_prediction): Check for empty blocks.
16538 * cfgexpand.c (lab_rtx_for_bb): New variable.
16539 (label_rtx_for_bb): Do not create new tree labels.
16540 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16541 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16542 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16544 (label_for_bb): Add field used.
16545 (update_eh_label, main_block_label): Mark the label used.
16546 (cleanup_dead_labels): Remove unused labels.
16548 2007-05-01 Richard Guenther <rguenther@suse.de>
16550 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16551 if it is not about to be set.
16552 (get_value_range): Do not pre-allocate equiv bitmap.
16553 (update_value_range): No need to clear equiv field.
16554 (add_equivalence): Change prototype to get bitmap pointer.
16555 Allocate bitmap here if it is not already.
16556 (extract_range_from_assert): Do not allocate bitmap here.
16557 Update callers to add_equivalence.
16558 (extract_range_from_ssa_name): Likewise.
16559 (get_vr_for_comparison): New static helper.
16560 (compare_name_with_value): Handle NULL equiv bitmap by
16561 peeling the first iteration of the comparison loop.
16562 Use get_vr_for_comparison.
16563 (compare_names): Handle NULL equiv bitmaps by using fake
16564 ones. Use get_vr_for_comparison.
16566 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16568 * double-int.c (mpz_set_double_int): Moved from
16569 tree-ssa-loop-niter.c.
16570 (mpz_get_double_int): Likewise; also, add option to wrap
16571 out-of-range integers.
16572 * double-int.h: New prototypes for above.
16573 * tree.c (get_static_type_bounds): Moved from
16574 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16575 TYPE_MAX_VALUE if they exist..
16576 * tree.h: New prototype for above.
16577 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16578 get_type_bounds calls.
16579 (mpz_set_double_int): Move to double-int.c.
16580 (get_type_bounds): Move to tree.c, rename to
16581 get_static_type_bounds.
16582 (mpz_to_double_int): Move to double-int.c, rename to
16583 mpz_get_double_int.
16585 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16587 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16588 DIV0 exception can fall through to a normal return.
16590 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16592 PR middle-end/22156
16593 Temporarily revert:
16594 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16595 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16596 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16597 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16598 initialize align to silence bogus warning.
16599 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16600 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16602 (struct sra_walk_fns): Remove use_all parameter from use.
16603 (sra_hash_tree): Handle BIT_FIELD_REFs.
16604 (sra_elt_hash): Don't hash bitfld blocks.
16605 (sra_elt_eq): Skip them in parent compares as well. Handle
16607 (sra_walk_expr): Don't maintain or pass down use_all_p.
16608 (scan_use): Remove use_all parameter.
16609 (scalarize_use): Likewise. Re-expand assignment to
16610 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16611 output, and re-scalarize after output. Don't mark anything
16613 (scalarize_ldst): Adjust.
16614 (scalarize_walk_gimple_modify_statement): Likewise.
16615 (build_element_name_1): Handle BIT_FIELD_REFs.
16616 (instantiate_element): Don't warn for any element whose parent
16617 is used as a whole.
16618 (instantiate_missing_elements_1): Return the sra_elt.
16619 (canon_type_for_field): New.
16620 (try_instantiate_multiple_fields): New.
16621 (instantiate_missing_elemnts): Use them.
16622 (mark_no_warning): Removed.
16623 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16624 (REPLDUP, sra_build_elt_assignment): New.
16625 (generate_copy_inout): Use them.
16626 (generate_element_copy): Likewise. Handle bitfld differences.
16627 (generate_element_zero): Don't recurse for blocks. Use
16628 sra_build_elt_assignment.
16629 (generate_one_element_int): Take elt instead of var. Use
16630 sra_build_elt_assignment.
16631 (generate_element_init_1): Adjust.
16632 (scalarize_use, scalarize_copy): Use REPLDUP.
16633 (scalarize_ldst): Move assert before dereference.
16634 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16636 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16639 * tree.c (reconstruct_complex_type): Reconstruct a reference
16641 Also use the same mode for the pointer as the old pointer type.
16643 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16645 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16648 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16650 PR rtl-optimization/31676
16651 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16652 (df_refs_record): Call it.
16654 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16656 * rtl.def (SS_ABS): New code.
16657 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16658 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16659 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16660 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16661 (bfin_init_builtins): Define them.
16662 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16663 (bfin_expand_builtin): ... and handle the others here.
16664 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16665 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16666 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16667 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16668 operand is only HImode.
16670 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16672 * regclass.c (scan_one_insn): Remove splitting of
16675 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16676 Nigel Stephens <nigel@mips.com>
16678 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16680 2007-04-28 Jan Hubicka <jh@suse.cz>
16682 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16683 insn_locators_alloc instead of insn_locators_initialize;
16684 call reset_block_changes.
16685 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16686 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16687 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16688 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16689 * config/score/score.c (th_output_mi_thunk): Likewise.
16690 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16691 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16692 tolerate uninitialized locator info.
16695 * function.c (init_function_start): Don't init line number info.
16696 (expand_function_end): Update.
16697 (reset_block_changes, record_block_change, finalize_block_changes,
16698 check_block_change, free_block_changes): Kill.
16699 * function.h (reset_block_changes, record_block_change,
16700 finalize_block_changes, check_block_change, free_block_changes):
16702 (struct function): Remove ib_boundaries_block.
16703 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16704 Use curr_insn_locator to initialize locator.
16705 (emit_line_note): Remove.
16706 * cfgexpand.c (expand_gimple_cond_expr): Update.
16707 (construct_exit_block): Likewise.
16708 (tree_expand_cfg): Initialize/finalize locators.
16709 * expr.c (expand_expr_real): Update.
16710 * cfglayout.c (line_locators_locs, line_locators_lines,
16711 file_locators_locs, file_locators_files): Remove.
16712 (set_block_levels): Move to cfgexpand.c.
16713 (insn_locators_initialize): Remove.
16714 (pass_insn_locators_initialize): Remove.
16715 (locations_locators_locs, locations_locators_vals): New static vars.
16716 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16718 (insn_locators_alloc, insn_locators_finalize,
16719 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16721 (locator_location): New.
16722 (locator_line, locator_file): Rewrite.
16723 * rtl.h (emit_line_note): Kill.
16724 (insn_locators_alloc, insn_locators_finalize,
16725 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16727 * tree-inline.c (initialize_cfun): Do not initialize
16728 ib_boundaries_block.
16729 * passes.c (pass_insn_locators_initialize): Remove.
16731 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16733 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16734 info. Update last_basic_block correctly.
16736 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16739 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16740 register itself to hold the offset constant. Tell flow the use
16741 of r4 and r5 when they are used.
16743 2007-04-27 Richard Guenther <rguenther@suse.de>
16745 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16746 if we simplified anything.
16747 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16748 warnings until we did a simplification and the stmt was not
16749 marked as TREE_NO_WARNING.
16751 2007-04-27 Mike Stump <mrs@apple.com>
16753 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16755 2007-04-27 Ian Lance Taylor <iant@google.com>
16757 PR middle-end/31710
16758 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16759 TYPE_MAX_VALUE exist, convert them to the new type.
16761 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16763 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16764 if it claims to be available.
16765 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16766 edge is redirected.
16767 (perform_tree_ssa_dce): Always free postdominators.
16769 2007-04-27 Richard Henderson <rth@redhat.com>
16771 * config/alpha/predicates.md (aligned_memory_operand): Mark
16772 as define_special_predicate.
16773 (unaligned_memory_operand, normal_memory_operand): Likewise.
16774 (reg_or_unaligned_mem_operand): Remove.
16775 (any_memory_operand): Match the documentation and check for
16776 non-renumbered pseudos during reload.
16777 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16778 alpha_secondary_reload_class, update to new interface, make static.
16779 Handle CQImode like HImode. Remove FP subreg check.
16780 (alpha_expand_mov): Use replace_equiv_address.
16781 (alpha_expand_mov_nobwx): Use any_memory_operand.
16782 (TARGET_SECONDARY_RELOAD): New.
16783 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16784 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16785 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16786 * config/alpha/alpha.md: ... here.
16787 (RELOAD12, reloadmode): New.
16789 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16790 Don't handle the aligned case here.
16791 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16792 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16793 reload_inhi_help. Don't expect a scratch register.
16794 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16796 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16798 2007-04-27 Richard Guenther <rguenther@suse.de>
16800 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16802 2007-04-27 Richard Guenther <rguenther@suse.de>
16804 PR tree-optimization/30965
16805 PR tree-optimization/30978
16806 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16807 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16808 (find_equivalent_equality_comparison): Likewise.
16809 (simplify_cond): Likewise.
16810 (get_prop_source_stmt): New helper.
16811 (get_prop_dest_stmt): Likewise.
16812 (can_propagate_from): Likewise.
16813 (remove_prop_source_from_use): Likewise.
16814 (combine_cond_expr_cond): Likewise.
16815 (forward_propagate_comparison): New function.
16816 (forward_propagate_into_cond): Rewrite to use fold for
16818 (tree_ssa_forward_propagate_single_use_vars): Call
16819 forward_propagate_comparison to propagate comparisons.
16821 2007-04-27 Richard Guenther <rguenther@suse.de>
16823 PR tree-optimization/31715
16824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16825 sure to do computation on the offset in an appropriate
16828 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16830 * reload.h (elimination_target_reg_p): Declare.
16831 * reload.c (find_reloads): Don't apply the reg_rtx move
16832 optimization if the SET_DEST satisfies elimination_target_reg_p.
16833 * reload1.c (elimination_target_reg_p): New function.
16834 (gen_reload): In the move/add2 fallback, make sure that op0
16835 does not overlap the destination register.
16837 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16839 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16840 transform only GIMPLE_MODIFY_STMTs.
16841 * tree-complex.c (expand_complex_operations_1): Ditto.
16842 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16843 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16844 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16846 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16847 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16848 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16849 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16850 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16851 slpeel_add_loop_guard): Ditto.
16852 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16853 * lambda-code.c (perfect_nestify): Ditto.
16854 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16855 before the first statement.
16856 * tree-optimize.c (execute_free_datastructures): Fix comments.
16857 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16858 * tree-flow.h (disband_implicit_edges): Declaration removed.
16859 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16861 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16862 COND_EXPRs without gotos.
16863 (disband_implicit_edges, has_label_p): Removed.
16864 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16865 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16867 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16869 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16870 also for COND_EXPRs.
16871 * cfgexpand.c (label_rtx_for_bb): New function.
16872 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16873 Use label_rtx_for_bb to find the labels.
16874 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16875 last block. Detect fallthru edges.
16877 2007-04-26 Ian Lance Taylor <iant@google.com>
16880 * reload.c (find_reloads_subreg_address): If the address was valid
16881 in the original mode but not in the new mode, reload the whole
16884 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16886 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16887 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16888 (cleanup_control_expr_graph): Do not invalidate dominance info.
16889 Record altered blocks.
16890 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16891 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16892 cleanup_tree_cfg_bb): New functions.
16893 (remove_forwarder_block): Do not maintain the worklist of blocks.
16894 Record altered blocks.
16895 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16896 not over whole cfg.
16897 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16898 delete_unreachable_blocks if dominators are not available.
16899 * tree-inline.c (optimize_inline_calls): Free dominance information
16901 * tree-flow.h (remove_edge_and_dominated_blocks,
16902 cfgcleanup_altered_bbs): Altered.
16903 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16905 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16907 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16908 do not invalidate dominators.
16910 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16912 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16913 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16914 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16915 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16917 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16919 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16921 2007-04-26 Richard Guenther <rguenther@suse.de>
16923 PR tree-optimization/31703
16924 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16925 the right type for the target of the bittest.
16927 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16929 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16930 ix86_sol10_return_in_memory.
16932 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16934 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16937 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16940 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16942 PR tree-optimization/30558
16943 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16944 clear this_state.prev_try.
16946 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16947 Mark Mitchell <mark@codesourcery.com>
16949 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16950 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16951 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16953 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16956 * doc/invoke.texi (%:print-asm-header): Document.
16957 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16959 (static_spec_functions): Add print-asm-header.
16960 (main): Print a banner before the --target-help linker options.
16961 (print_asm_header_spec_function): New function.
16963 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16966 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16967 (movsf_ie): Likewise.
16969 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16971 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16973 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16975 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16976 exception for divide-by-zero.
16977 (__umodsi3, __modsi3): Likewise.
16979 2007-04-25 Dirk Mueller <dmueller@suse.de>
16981 * c-typeck.c (build_compound_expr): Annotate warning()
16982 call with OPT_Wunused_value.
16983 * tree-ssa.c (warn_uninit): Annotate warning with
16985 * c-common.c (handle_sentinel_attribute): Annotate warning
16986 call with OPT_Wattributes.
16988 2007-04-25 Thiemo Seufer <ths@mips.com>
16990 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16991 (mips16): Fix typo.
16992 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16993 on to the assembler. Improve handling of -mno-mips16. Add handling
16994 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16995 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16996 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16997 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16999 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17002 * config/i386/winnt.c (i386_pe_file_end): Strip only
17003 USER_LABEL_PREFIX when writing export name.
17005 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17007 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17008 sh/elf.h, vx-common.h and vxworks.h.
17009 * config/sh/sh.h: Include config/vxworks-dummy.h.
17010 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17011 (OVERRIDE_OPTIONS): Use it.
17012 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17013 (vxworks_picreg): New pattern.
17014 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17015 VXWORKS_OS_CPP_BUILTINS.
17016 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17017 to their VXWORKS_* equivalents.
17018 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17019 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17020 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17021 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17022 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17023 -mrtp/-fPIC multilibs.
17024 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17025 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17026 (MULTILIB_OSDIRNAMES): Delete.
17028 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17031 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17033 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17035 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17036 rounding mode to be specified by the caller.
17037 (real_to_mpfr) Likewise.
17038 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17039 include new arguments.
17040 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17042 2007-04-24 Ian Lance Taylor <iant@google.com>
17044 PR tree-optimization/31605
17045 * tree-vrp.c (set_value_range): Check that min and max are not
17046 both overflow infinities.
17047 (set_value_range_to_value): New static function.
17048 (extract_range_from_binary_expr): Call set_value_range_to_value.
17049 (extract_range_from_cond_expr): Likewise.
17050 (extract_range_from_expr): Likewise.
17051 (extract_range_from_unary_expr): Likewise. Don't create a range
17052 which overflows on both sides.
17053 (vrp_meet): Check for a useless range.
17054 (vrp_visit_phi_node): If we see a constant which looks like an
17055 overflow infinity, turn off the TREE_OVERFLOW flag.
17057 2007-04-24 Ian Lance Taylor <iant@google.com>
17059 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17061 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17063 PR diagnostic/25923
17064 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17065 diagnostic message is being built.
17066 * tree-pretty-print.c (dump_generic_node): Only write the
17067 formatted text into BUFFER's stream if we are not building a
17068 diagnostic message.
17069 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17071 * Makefile.in (toplev.o): Depend on tree-pass.h.
17073 2007-04-24 Ian Lance Taylor <iant@google.com>
17075 PR tree-optimization/31602
17076 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17077 conditionals in the copied loop header.
17078 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17079 warnings if TREE_NO_WARNING is set.
17080 * doc/invoke.texi (Warning Options): Clarify that
17081 -Wstrict-overflow does not warn about loops.
17083 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17085 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17086 expand on the comment about _Decimal128 arguments and check the
17087 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17088 that _Decimal128 argument uses even/odd register pair.
17089 (function_arg): Ditto.
17091 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17093 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17094 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17096 2007-04-24 Richard Guenther <rguenther@suse.de>
17097 Olga Golovanevsky <olga@il.ibm.com>
17099 * fold-const.c (multiple_of_p): Check for bottom
17102 2007-04-24 Richard Henderson <rth@redhat.com>
17104 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17105 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17106 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17107 looking for non-zero bits shifted out. Avoid a recursive call
17108 when constructing the scalar.
17109 (__floatundisf): Likewise.
17111 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17113 * dwarf2out.c (field_byte_offset): Move the existing logic
17114 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17115 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17117 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17120 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17121 length argument of 0 for memset.
17122 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17123 unsigned shift instead of the signed variant.
17125 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17127 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17128 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17129 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17130 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17131 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17132 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17133 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17134 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17135 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17136 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17137 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17138 "mul<mode>3", "div<mode>3"): Insn definitions added.
17139 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17140 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17141 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17142 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17143 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17144 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17145 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17146 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17147 TARGET_FLOAT_FORMAT): Macro definitions removed.
17148 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17149 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17150 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17151 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17152 (s390_gen_rtx_const_DI): Function removed.
17153 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17155 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17157 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17158 over an external ffs function.
17160 2007-04-24 Chao-ying Fu <fu@mips.com>
17161 Richard Sandiford <richard@nildram.co.uk>
17163 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17164 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17165 (smadd_widen_optab, umadd_widen_optab): Define.
17166 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17168 * genopinit.c (optabs): Fill in smadd_widen_optab and
17170 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17171 and umadd_widen_optab to implement multiply-add sequences.
17172 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17173 (<u>maddsidi4): ...this. Extend condition to include
17174 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17175 of operand 0 to "ka" and use the three-operand form of madd<u>
17177 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17179 * config/mips/constraints.md (ka): New register constraint.
17181 2007-04-24 Jan Hubicka <j@suse.cz>
17185 2007-04-23 Jan Hubicka <jh@suse.cz>
17186 * function.c (init_function_start): Don't init line number info.
17187 (expand_function_end): Update.
17188 (reset_block_changes, record_block_change, finalize_block_changes,
17189 check_block_change, free_block_changes): Kill.
17190 * function.h (reset_block_changes, record_block_change,
17191 finalize_block_changes, check_block_change, free_block_changes):
17193 (struct function): Remove ib_boundaries_block.
17194 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17195 Use curr_insn_locator to initialize locator.
17196 (emit_line_note): Remove.
17197 * cfgexpand.c (expand_gimple_cond_expr): Update.
17198 (construct_exit_block): Likewise.
17199 (tree_expand_cfg): Initialize/finalize locators.
17200 * expr.c (expand_expr_real): Update.
17201 * cfglayout.c (line_locators_locs, line_locators_lines,
17202 file_locators_locs, file_locators_files): Remove.
17203 (set_block_levels): Move to cfgexpand.c.
17204 (insn_locators_initialize): Remove.
17205 (pass_insn_locators_initialize): Remove.
17206 (locations_locators_locs, locations_locators_vals): New static vars.
17207 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17209 (insn_locators_alloc, insn_locators_finalize,
17210 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17212 (locator_location): New.
17213 (locator_line, locator_file): Rewrite.
17214 * rtl.h (emit_line_note): Kill.
17215 (insn_locators_alloc, insn_locators_finalize,
17216 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17218 * tree-inline.c (initialize_cfun): Do not initialize
17219 ib_boundaries_block.
17220 * passes.c (pass_insn_locators_initialize): Remove.
17222 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17224 * doc/invoke.texi: Removed leading '-' from option index entries.
17226 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17228 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17230 (create_phi_node): Use set_phi_nodes.
17231 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17232 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17233 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17234 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17235 (bsi_start, bsi_last): Use bb_stmt_list.
17236 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17237 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17238 Traverse the statements using tsi iterator.
17239 * basic-block.h (struct basic_block_def): Fields stmt_list
17240 and phi_nodes moved to ...
17241 (struct tree_bb_info): ... new structure.
17242 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17243 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17244 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17245 (tree_verify_flow_info): Verify that il.tree is not set for
17246 entry and exit block.
17247 (tree_split_block): Use set_bb_stmt_list.
17249 2007-04-23 Mike Stump <mrs@apple.com>
17251 * config/i386/i386.c (ix86_tune_features
17252 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17255 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17257 * config/i386/i386.md (prefix_extra): New attribute.
17258 (length): Add prefix_extra.
17260 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17261 (sse2_movntv2di): Likewise.
17262 (sse2_cvtps2dq): Likewise.
17263 (sse2_cvtpd2pi): Likewise.
17264 (sse2_cvttpd2pi): Likewise.
17265 (*sse2_cvtpd2ps): Likewise.
17266 (*add<mode>3): Likewise.
17267 (sse2_ssadd<mode>3): Likewise.
17268 (sse2_usadd<mode>3): Likewise.
17269 (*sub<mode>3): Likewise.
17270 (sse2_sssub<mode>3): Likewise.
17271 (sse2_ussub<mode>3): Likewise.
17272 (*mulv8hi3): Likewise.
17273 (*smulv8hi3_highpart): Likewise.
17274 (*umulv8hi3_highpart): Likewise.
17275 (sse2_umulv2siv2di3): Likewise.
17276 (sse2_pmaddwd): Likewise.
17277 (ashr<mode>3): Likewise.
17278 (lshr<mode>3): Likewise.
17279 (ashl<mode>3): Likewise.
17280 (sse2_ashlti3): Likewise.
17281 (sse2_lshrti3): Likewise.
17282 (*umaxv16qi3): Likewise.
17283 (*smaxv8hi3): Likewise.
17284 (*uminv16qi3): Likewise.
17285 (*sminv8hi3): Likewise.
17286 (sse2_eq<mode>3): Likewise.
17287 (sse2_gt<mode>3): Likewise.
17288 (*and<mode>3): Likewise.
17289 (sse2_nand<mode>3): Likewise.
17290 (*ior<mode>3): Likewise.
17291 (*xor<mode>3): Likewise.
17292 (sse2_packsswb): Likewise.
17293 (sse2_packssdw): Likewise.
17294 (sse2_packuswb): Likewise.
17295 (sse2_punpckhbw): Likewise.
17296 (sse2_punpcklbw): Likewise.
17297 (sse2_punpckhwd): Likewise.
17298 (sse2_punpcklwd): Likewise.
17299 (sse2_punpckhdq): Likewise.
17300 (sse2_punpckldq): Likewise.
17301 (sse2_punpckhqdq): Likewise.
17302 (sse2_punpcklqdq): Likewise.
17303 (*sse2_pinsrw): Likewise.
17304 (*sse2_pextrw): Likewise.
17305 (sse2_pshufd_1): Likewise.
17306 (sse2_uavgv16qi3): Likewise.
17307 (sse2_uavgv8hi3): Likewise.
17308 (sse2_psadbw): Likewise.
17309 (sse2_pmovmskb): Likewise.
17310 (*sse2_maskmovdqu): Likewise.
17311 (*sse2_maskmovdqu_rex64): Likewise.
17312 (sse4a_extrqi): Likewise.
17313 (sse4a_extrq): Likewise.
17314 (sse3_lddqu): Set prefix_rep.
17315 (sse3_addsubv4sf3): Likewise.
17316 (sse3_haddv4sf3): Likewise.
17317 (sse3_hsubv4sf3): Likewise.
17318 (sse_cvtss2si): Likewise.
17319 (sse_cvtss2si_2): Likewise.
17320 (sse_cvtss2siq): Likewise.
17321 (sse_cvtss2siq_2): Likewise.
17322 (sse_cvttss2si): Likewise.
17323 (sse_cvttss2siq): Likewise.
17324 (sse2_cvttps2dq): Likewise.
17325 (sse3_movshdup): Likewise.
17326 (sse3_movsldup): Likewise.
17327 (sse2_cvtsd2si): Likewise.
17328 (sse2_cvtsd2si_2): Likewise.
17329 (sse2_cvtsd2siq): Likewise.
17330 (sse2_cvtsd2siq_2): Likewise.
17331 (sse2_cvttsd2si): Likewise.
17332 (sse2_cvttsd2siq): Likewise.
17333 (*sse2_cvtpd2dq): Likewise.
17334 (*sse2_cvttpd2dq): Likewise.
17335 (sse2_pshuflw_1): Likewise.
17336 (sse2_pshufhw_1): Likewise.
17337 (sse4a_insertqi): Likewise.
17338 (sse4a_insertq): Likewise.
17339 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17340 (ssse3_phadddv4si3): Likewise.
17341 (ssse3_phaddswv8hi3): Likewise.
17342 (ssse3_phsubwv8hi3): Likewise.
17343 (ssse3_phsubdv4si3): Likewise.
17344 (ssse3_phsubswv8hi3): Likewise.
17345 (ssse3_pmaddubswv8hi3): Likewise.
17346 (ssse3_pmulhrswv8hi3): Likewise.
17347 (ssse3_pshufbv16qi3): Likewise.
17348 (ssse3_psign<mode>3): Likewise.
17349 (ssse3_palignrti): Likewise.
17350 (abs<mode>2): Likewise.
17351 (ssse3_phaddwv4hi3): Set prefix_extra.
17352 (ssse3_phadddv2si3): Likewise.
17353 (ssse3_phaddswv4hi3): Likewise.
17354 (ssse3_phsubwv4hi3): Likewise.
17355 (ssse3_phsubdv2si3): Likewise.
17356 (ssse3_phsubswv4hi3): Likewise.
17357 (ssse3_pmaddubswv4hi3): Likewise.
17358 (ssse3_pmulhrswv4hi3): Likewise.
17359 (ssse3_pshufbv8qi3): Likewise.
17360 (ssse3_psign<mode>3): Likewise.
17361 (ssse3_palignrdi): Likewise.
17362 (abs<mode>2): Likewise.
17363 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17364 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17365 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17367 2007-04-23 Nick Clifton <nickc@redhat.com>
17369 * params.def: Fix formatting of emacs local variables.
17371 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17373 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17374 move if inter-unit move isn't allowed.
17375 Don't split moving the first element of V2DI to DI to inter-unit
17376 move if inter-unit move isn't allowed.
17378 2007-04-23 Richard Guenther <rguenther@suse.de>
17380 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17381 and CDI_POST_DOMINATORS separately.
17383 2007-04-23 Nick Clifton <nickc@redhat.com>
17385 * c.opt (Wformat-contains-nul): Add warning attribute.
17387 2007-04-23 Jan Hubicka <jh@suse.cz>
17389 * function.c (init_function_start): Don't init line number info.
17390 (expand_function_end): Update.
17391 (reset_block_changes, record_block_change, finalize_block_changes,
17392 check_block_change, free_block_changes): Kill.
17393 * function.h (reset_block_changes, record_block_change,
17394 finalize_block_changes, check_block_change, free_block_changes):
17396 (struct function): Remove ib_boundaries_block.
17397 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17398 Use curr_insn_locator to initialize locator.
17399 (emit_line_note): Remove.
17400 * cfgexpand.c (expand_gimple_cond_expr): Update.
17401 (construct_exit_block): Likewise.
17402 (tree_expand_cfg): Initialize/finalize locators.
17403 * expr.c (expand_expr_real): Update.
17404 * cfglayout.c (line_locators_locs, line_locators_lines,
17405 file_locators_locs, file_locators_files): Remove.
17406 (set_block_levels): Move to cfgexpand.c.
17407 (insn_locators_initialize): Remove.
17408 (pass_insn_locators_initialize): Remove.
17409 (locations_locators_locs, locations_locators_vals): New static vars.
17410 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17412 (insn_locators_alloc, insn_locators_finalize,
17413 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17415 (locator_location): New.
17416 (locator_line, locator_file): Rewrite.
17417 * rtl.h (emit_line_note): Kill.
17418 (insn_locators_alloc, insn_locators_finalize,
17419 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17421 * tree-inline.c (initialize_cfun): Do not initialize
17422 ib_boundaries_block.
17423 * passes.c (pass_insn_locators_initialize): Remove.
17425 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17427 PR middle-end/31448
17428 * expr.c (reduce_to_bit_field_precision): Handle
17431 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17433 PR tree-optimization/24659
17434 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17435 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17436 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17437 * genopinit.c (optabs): Rename vec_pack_mod_optab
17438 to vec_pack_trunc_optab.
17439 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17440 early for scalar floating point operands for NOP_EXPR.
17441 (vectorizable_type_promotion): Ditto.
17442 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17443 vec_pack_trunc_optab.
17444 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17446 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17447 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17448 Rename from VEC_PACK_MOD_EXPR.
17449 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17450 * expr.c (expand_expr_real_1): Ditto.
17451 * tree-inline.c (estimate_num_insns_1): Ditto.
17452 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17454 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17455 (vec_unpacks_lo_v4sf): Ditto.
17456 (vec_pack_trunc_v2df): Ditto.
17457 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17458 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17459 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17461 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17463 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17465 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17466 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17467 packing of floating point operands.
17468 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17469 represent unpacking of floating point operands.
17470 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17471 [vec_unpacks_hi]: Ditto.
17472 [vec_unpacks_lo]: Ditto.
17474 2007-04-22 Jan Hubicka <jh@suse.cz>
17476 * final.c (rest_of_handle_final): Call
17477 targetm.asm_out.constructor/targetm.asm_out.destructor
17478 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17479 proper priority via decl_*_priority_insert.
17480 * c-common.c (c_expand_body): Likewise.
17482 2007-04-22 Richard Guenther <rguenther@suse.de>
17484 PR tree-optimization/29789
17485 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17486 (rewrite_reciprocal): New helper split out from
17487 determine_invariantness_stmt.
17488 (rewrite_bittest): Likewise.
17489 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17490 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17493 2007-04-22 Revital Eres <eres@il.ibm.com>
17495 * loop-unroll.c (var_to_expand): New field to support also
17496 insns of the form x = something + x.
17497 (analyze_insn_to_expand_var): Use it.
17498 (expand_var_during_unrolling): Likewise.
17500 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17502 * predict.c: Include pointer-set.h.
17503 (bb_predictions): New variable.
17504 (tree_predicted_by_p, tree_predict_edge,
17505 remove_predictions_associated_with_edge): Use bb_predictions map
17506 instead of bb->predictions.
17507 (clear_bb_predictions, assert_is_empty): New functions.
17508 (combine_predictions_for_bb): Use bb_predictions map. Call
17509 clear_bb_predictions.
17510 (tree_estimate_probability): Create and free bb_predictions map.
17511 * Makefile.in (predict.o): Add pointer-set.h dependency.
17512 * basic-block.h (struct basic_block_def): Remove predictions
17514 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17516 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17519 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17522 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17524 * timevar.c (timevar_print): Change reference of --disable-checking to
17525 --enable-checking=release. Also warn if assert checking is disabled.
17527 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17530 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17531 decl as addressable if the compound literal was marked as
17533 Mark the decl as a gimple register if it is a complex or
17534 vector decl and does not live in memory.
17536 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17538 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17539 (GENERIC_NEXT): New function macro.
17540 (PHI_CHAIN): Use phi_node's new chain variable.
17541 (tree_phi_node): Change tree_common to tree_base
17542 and add the chain field.
17543 * tree-phinodes.c (make_phi_node): Don't set
17544 TREE_TYPE on the new node.
17545 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17546 instead of checking GIMPLE_TUPLE_P in chain_next.
17547 * tree-vect-transform.c
17548 (get_initial_def_for_induction): Look at
17549 PHI_RESULT_TREE for the type of the phi node.
17550 (update_vuses_to_preheader): Use PHI_CHAIN
17551 instead of TREE_CHAIN on the phi node.
17552 * tree-ssa-structalias.c (compute_points_to_sets):
17554 (ipa_pta_execute): Likewise.
17556 2007-04-21 Richard Guenther <rguenther@suse.de>
17558 PR middle-end/31136
17559 * fold-const.c (fold_unary): Call fold_convert_const on the
17562 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17564 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17565 (store_killed_in_pat): New.
17567 2007-04-20 Richard Henderson <rth@redhat.com>
17570 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17571 TREE_LIST with a void_type_node value, not void_list_node exactly.
17573 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17575 * doc/standards.texi: Re-arrange into language-specific
17576 subsections. Add a C++ section, documenting which standards we
17579 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17581 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17582 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17584 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17586 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17587 ecrti.o and crtbegin.o.
17588 (LIB_DEFAULT_SPEC): Include -lc.
17589 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17591 2007-04-20 Richard Henderson <rth@redhat.com>
17594 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17595 argument; update all callers.
17596 (get_unaligned_offset): New.
17597 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17598 get_unaligned_address, just pass on the address directly.
17599 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17600 the subreg in the helper patterns.
17601 (unaligned_extendqidi_le): Use get_unaligned_offset.
17602 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17603 (unaligned_extendhidi_be): Likewise.
17604 (unaligned_extendhidi): Tidy.
17605 * config/alpha/alpha-protos.h: Update.
17607 2007-04-20 Richard Henderson <rth@redhat.com>
17609 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17610 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17611 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17612 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17613 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17614 (CPP_SPEC): Don't include %(cpp_subtarget).
17615 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17616 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17617 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17619 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17621 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17622 for __builtin_ia32_cmpordss.
17624 PR tree-optimization/31632
17625 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17626 and arg1 for optimizations of comparison against min/max values.
17627 Fold arg0 to arg1's type for optimizations of comparison against
17628 min+1 and max-1 values.
17630 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17632 * reload.c (combine_reloads): When trying to use a dying register,
17633 check whether it's uninitialized and don't use if so.
17635 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17637 * fold-const.c: Remove prototypes for native_encode_expr and
17638 native_interpret_expr.
17639 (native_encode_expr): Make non-static.
17640 (native_interpret_expr): Likewise.
17641 * tree.h: Add prototypes for the above.
17643 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17645 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17646 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17647 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17648 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17649 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17650 Add length attributes.
17652 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17654 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17657 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17658 __STDC_WANT_DEC_FP__.
17660 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17662 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17663 for long double compatibility.
17664 * configure: Regenerate.
17666 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17668 PR rtl-optimization/29841
17669 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17671 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17672 that may cause control flow transfer from being moved.
17674 2007-04-18 Jan Hubicka <jh@suse.cz>
17676 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17679 2007-04-18 Eric Christopher <echristo@apple.com>
17681 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17682 only. Update operands.
17683 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17684 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17685 link register to pic register.
17687 2007-04-18 Dirk Mueller <dmueller@suse.de>
17689 PR diagnostic/31227
17690 * tree-vrp.c (search_for_addr_array): New.
17691 (check_array_bounds): Suppress warning about
17692 address taken of array refs if its not de-referenced.
17694 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17696 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17697 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17699 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17700 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17701 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17703 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17705 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17707 (vect_analyze_scalar_cycles): Fix indentation.
17708 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17709 (vect_mark_relevant): Include phis in relevance analysis.
17711 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17713 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17715 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17716 output_operand_lossage().
17718 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17720 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17721 the unused code for reduction without adjust-in-epilog to simplify the
17724 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17726 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17727 (S390_TDC_NEGATIVE_ZERO): New constant.
17728 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17729 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17730 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17731 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17732 (S390_TDC_POSITIVE_INFINITY): New constant.
17733 (S390_TDC_NEGATIVE_INFINITY): New constant.
17734 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17735 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17736 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17737 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17738 (S390_TDC_INFINITY): New constant.
17739 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17740 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17741 optimization for UNSPEC_CCZ_TO_INT.
17742 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17743 ("*ccz_to_int"): New insn.
17744 ("isinf<mode>2"): New insn.
17745 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17746 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17747 (UNSPEC_CCZ_TO_INT): New constant.
17749 2007-04-18 Richard Guenther <rguenther@suse.de>
17751 PR tree-optimization/19431
17752 PR tree-optimization/21463
17753 * tree-pass.h (pass_phiprop): Declare.
17754 * passes.c (init_optimization_passes): New phiprop pass.
17755 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17756 (phivn_valid_p): New helper function.
17757 (phiprop_insert_phi): Likewise.
17758 (propagate_with_phi): Likewise.
17759 (tree_ssa_phiprop): New propagator propagating loads
17760 through phi nodes if profitable.
17762 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17764 * tree-vect-analyze.c (process_use): New function.
17765 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17766 Check phis in all bbs.
17767 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17770 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17772 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17775 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17778 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17781 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17783 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17785 (sse_vmmulv4sf3): Likewise.
17786 (sse2_vmaddv2df3): Likewise.
17787 (sse2_vmmulv2df3): Likewise.
17789 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17791 PR rtl-optimization/31360
17792 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17793 (target_reg_cost): New.
17794 (init_set_costs): Initialize target_reg_cost. Add comments
17795 regarding the rationale of the costs.
17796 (global_cost_for_size): Renamed to...
17797 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17798 of register pressure.
17799 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17800 estimate_reg_pressure_cost. Add number of ivs.
17801 (determine_set_costs): Dump target_reg_cost.
17802 * loop-invariant.c (gain_for_invariant): Use
17803 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17804 (best_gain_for_invariant, find_invariants_to_move): Remove
17806 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17807 (target_reg_cost): Declare.
17808 (global_cost_for_size): Declaration removed.
17809 (estimate_reg_pressure_cost): Declare.
17811 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17813 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17814 regnos into even/odd register pairs.
17815 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17816 TDmode similar to the other floating point modes.
17817 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17818 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17820 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17821 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17822 (movdd_hardfloat64): Use TARGET_MFPGPR.
17824 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17826 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17829 2005-01-05 Richard Henderson <rth@redhat.com>
17831 * reload1.c (do_input_reload): Restrict the optimization deleteing
17832 a previous output reload to RELOAD_FOR_INPUT.
17834 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17836 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17837 induc_vec_info_type.
17838 (vectorizable_induction): New function declaration.
17839 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17840 check if already vectorized. Find first place in BB where new stmts
17841 can be inserted. Takes only one argument.
17842 (vectorizable_induction): New function.
17843 (vect_transform_stmt): Add case for induc_vec_info_type to call
17844 vectorizable_induction.
17845 (vect_transform_loop): Consider phis for vectorization.
17846 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17848 (analyze_operations): Call vectorizable_induction when analyzing phis.
17850 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17851 (vect_mark_relevant): Include phis in relevance analysis.
17852 (vect_mark_stmts_to_be_vectorize): Likewise.
17853 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17855 2007-04-16 Lawrence Crowl <crowl@google.com>
17857 * doc/invoke.texi (Debugging Options): Add documentation for the
17858 -femit-struct-debug options -femit-struct-debug-baseonly,
17859 -femit-struct-debug-reduced, and
17860 -femit-struct-debug-detailed[=...].
17862 * c-opts.c (c_common_handle_option): Add
17863 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17864 and OPT_femit_struct_debug_detailed_.
17865 * c.opt: Add specifications for
17866 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17867 and -femit-struct-debug-detailed[=...].
17868 * opts.c (set_struct_debug_option): Parse the
17869 -femit-struct-debug-... options.
17870 * opts.c (matches_main_base, main_input_basename,
17871 main_input_baselength, base_of_path, matches_main_base): Add
17872 variables and functions to compare header base name to compilation
17874 * opts.c (should_emit_struct_debug): Add to determine to emit a
17875 structure based on the option.
17876 (dump_struct_debug) Also disabled function to debug this
17878 * opts.c (handle_options): Save the base name of the
17881 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17882 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17883 This hook indicates if a type is generic. Set it by default
17884 to "never generic".
17885 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17886 to determine if a struct type is generic or not.
17887 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17888 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17889 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17890 with live C++ hook.
17892 * flags.h (enum debug_info_usage): Add an enumeration to describe
17893 a program's use of a structure type.
17894 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17895 to indicate the program's usage of the type. Filter structs based
17896 on the -femit-struct-debug-... specification.
17897 (gen_type_die): Split into two routines, gen_type_die and
17898 gen_type_die_with_usage. gen_type_die is now a wrapper
17899 that assumes direct usage.
17900 (gen_type_die_with_usage): Replace calls to gen_type_die
17901 with gen_type_die_with_usage adding the program usage of
17902 the referenced type.
17903 (dwarf2out_imported_module_or_decl): Suppress struct debug
17904 information using should_emit_struct_debug when appropriate.
17906 2007-04-16 Ian Lance Taylor <iant@google.com>
17908 PR tree-optimization/31522
17909 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17910 (vrp_initialize): Allocate vr_phi_edge_counts.
17911 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17912 executable edge. Drop test for all constants.
17913 (vrp_finalize): Free vrp_phi_edge_counts.
17915 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17916 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17918 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17919 predecessors at head rather than tail.
17921 2007-04-16 Matthias Klose <doko@debian.org>
17923 * config/alpha/linux.h (CPP_SPEC): Define.
17924 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17926 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17928 * function.h: Remove sequence_stack extern declaration.
17930 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17932 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17934 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17937 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17939 * config/avr/avr.c (avr_arch_types): Rearranging array.
17940 (enum avr_arch): Add.
17941 (avr_mcu_types): Use avr_arch enumeration constants instead of
17943 * config/avr/avr.h (LINK_SPEC): Simplify.
17945 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17947 * config/m68k/m68k.c (m68k_libcall_value,
17948 m68k_function_value): Use macros for register names more.
17950 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17952 (M68K_REGNAME): Use A6_REG.
17953 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17955 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17957 PR middle-end/28071
17958 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17959 'pending_read_list_length' and 'pending_write_list_length'. Update
17961 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17962 to handle two length counters instead of one. Update all uses.
17963 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17964 two length counters instead of one.
17965 * sched-rgn.c (propagate_deps): Update to handle two length counters
17968 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17971 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17972 copy of source, pass it to ix86_expand_vector_set and return
17975 2007-04-16 David Ung <davidu@mips.com>
17976 Joseph Myers <joseph@codesourcery.com>
17978 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17979 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17980 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17981 Add 74K processor information.
17982 * config/mips/mips.md: Include 74k.md.
17983 (cpu): Add 74kc,74kf,74kx.
17984 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17985 * config/mips/74k.md: New.
17986 * doc/invoke.texi (MIPS Options): Document 74K support.
17988 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17990 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17991 vectorizable_* functions.
17992 * tree-vect-transform.c (vectorizable_call): Add check for
17993 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17994 (vectorizable_store): likewise.
17995 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17997 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17998 (vectorizable_type_promotion, vectorizable_load): Likewise.
17999 (vectorizable_live_operation, vectorizable_condition): Likewise.
18000 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18002 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18004 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18006 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18007 register numbers more.
18008 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18009 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18010 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18011 FUNCTION_VALUE_REGNO_P): Likewise.
18012 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18013 STATIC_CHAIN_REGNUM): Likewise.
18014 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18015 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18016 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18017 * config/m68k/m68k.md (FP_REG): New.
18019 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18021 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18024 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18026 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18027 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18030 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18032 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18035 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18038 * c-decl.c (finish_decl): Grab the type of the decl after the call
18039 to store_init_value.
18041 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18043 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18045 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18048 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18049 dominators, post dominators and cleanup cfg before returning.
18051 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18053 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18054 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18056 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18058 * config.gcc: Recognize fido.
18059 * config/m68k/m68k-devices.def (fidoa): New.
18060 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18062 (FL_FIDOA, TARGET_FIDOA): New.
18063 * config/m68k/m68k.opt (mfidoa): New.
18065 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18067 PR middle-end/31322
18068 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18069 when a personality function is used.
18071 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18073 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18075 2007-04-13 Mike Stump <mrs@apple.com>
18077 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18079 * config/darwin.opt (fapple-kext): Make C++ only.
18080 * config/darwin.c (darwin_override_options): Remove code to ensure
18081 -fapple-kext is given for C++ only.
18083 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18085 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18086 * config/mips/mips.c (override_options): Call
18087 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18089 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18091 * config/i386/i386.opt (msvr3-shlib): Removed.
18093 * doc/invoke.texi: Remove -msvr3-shlib.
18095 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18097 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18098 with "popcnt" instruction.
18100 2007-04-13 Richard Guenther <rguenther@suse.de>
18102 PR tree-optimization/21258
18103 * tree-vrp.c (compare_case_labels): New helper.
18104 (find_switch_asserts): New function.
18105 (find_assert_locations): Call it for SWITCH_EXPRs.
18107 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18109 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18110 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18111 check is now implied in X87_FLOAT_MODE_P.
18112 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18113 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18114 (fix_trunc<mode>_i386_fisttp): Ditto.
18115 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18116 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18117 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18118 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18119 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18120 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18121 (unnamed_splitters): Ditto.
18122 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18123 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18124 FIRST_SSE_REG for local functions when SSE math is enabled or
18125 for functions with sseregparm attribute.
18126 (standard_80387_constant_p): Return -1 if mode is not
18128 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18129 (ix86_expand_compare): Ditto.
18130 (ix86_expand_carry_flag_compare): Ditto.
18131 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18132 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18133 DECIMAL_FLOAT_MODE_P.
18134 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18135 of SCALAR_FLOAT_MODE_P.
18136 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18137 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18138 checks before FLOAT_MODE_P.
18139 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18140 before FLOAT_MODE_P.
18145 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18147 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18148 Charles Wilson <libtool@cwilson.fastmail.fm>
18150 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18151 (libgcc.mvars): Don't depend on them.
18152 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18153 * exec-tool.in: New.
18155 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18157 * doc/invoke.text (--help): Document --help=common.
18159 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18161 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18163 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18165 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18166 * genemit.c (main): Emit #include "integrate.h".
18167 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18168 (LOADGP_RTP): New mips_loadgp_style.
18169 * config/mips/mips.h: Include config/vxworks-dummy.h.
18170 (TARGET_RTP_PIC): New macro.
18171 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18172 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18173 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18174 for TARGET_RTP_PIC.
18175 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18176 -mvxworks-pic when using -mrtp and a PIC option.
18177 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18179 (mips_symbolic_constant_p, mips_symbolic_address_p)
18180 (mips_symbol_insns): Handle SYMBOL_HALF.
18181 (override_options): Warn about -G and -mrtp being used together.
18182 Initialize mips_lo_relocs[SYMBOL_HALF].
18183 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18184 (mips_emit_loadgp): Handle LOADGP_RTP.
18185 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18186 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18187 (tablejump): Handle function-relative case table entries if
18189 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18191 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18193 * config/mips/mips.md (load_call<mode>): Allow any general register.
18195 (sibcall_value_internal, sibcall_value_multiple_internal)
18196 (call_value_internal, call_value_split, call_value_multiple_internal)
18197 (call_value_multiple_split): Remove constraints from operand 0.
18199 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18201 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18202 rather than loadgp_noshared.
18203 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18204 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18206 * config/mips/mips.md (loadgp): Rename to...
18207 (loadgp_newabi): ...this.
18208 (loadgp_noshared): Rename to...
18209 (loadgp_absolute): ...this.
18211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18213 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18214 false for locally-binding symbols.
18215 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18217 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18219 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18220 (SYMBOL_GOT_PAGE_OFST): ...this.
18221 (SYMBOL_GOT_GLOBAL): Rename to...
18222 (SYMBOL_GOT_DISP): ...this.
18223 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18224 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18225 * config/mips/mips.c (mips_global_symbol_p): New function.
18226 (mips_symbol_binds_local_p): Likewise.
18227 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18228 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18229 mips_global_symbol_p and mips_symbol_binds_local_p.
18230 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18231 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18232 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18233 SYMBOL_GOTOFF_DISP.
18234 (mips_ok_for_lazy_binding_p): New function.
18235 (mips_load_call_address, mips_expand_call): Use it.
18236 (mips_dangerous_for_la25_p): Likewise.
18237 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18238 (*got_disp<mode>): Use got_disp_operand instead of
18239 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18240 SYMBOL_GOTOFF_GLOBAL.
18241 (*got_page<mode>): Use got_page_ofst_operand instead of
18243 * config/mips/predicates.md (const_call_insn_operand): Use
18244 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18245 (global_got_operand): Rename to...
18246 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18248 (local_got_operand): Rename to...
18249 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18250 of SYMBOL_GOT_LOCAL.
18252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18254 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18255 TARGET_CALL_CLOBBERED_GP.
18256 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18257 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18258 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18259 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18260 of TARGET_ABICALLS && !TARGET_NEWABI.
18261 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18262 * config/mips/mips.c (mips_load_call_address): Check
18263 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18264 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18265 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18266 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18267 TARGET_ABICALLS && TARGET_NEWABI.
18268 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18270 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18271 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18272 TARGET_ABICALLS && TARGET_NEWABI.
18273 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18274 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18275 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18276 whether indirect calls must use $25.
18277 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18279 * config/mips/mips.md (jal_macro): Check flag_pic and
18280 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18281 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18282 instead of TARGET_ABICALLS.
18283 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18284 TARGET_ABICALLS && TARGET_OLDABI.
18285 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18286 (sibcall): In the comment above the define_insn, mention
18287 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18288 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18289 instead of TARGET_ABICALLS.
18291 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18293 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18294 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18295 (MACFLAGS_MATCH_P): New macro.
18296 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18297 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18298 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18299 the other MACFLAG constants.
18300 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18301 (flag_machi): Tighten constraints. Renumber some of the operands.
18302 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18304 (flag_machi_parts_acconly): New pattern.
18305 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18307 (flag_macinit1hi): Tighten constraints.
18308 (flag_mul_macv2hi_parts_acconly): New pattern.
18310 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18311 Use a more efficient implementation.
18312 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18313 inline sequences when not optimizing for size.
18315 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18316 movhi_high2low): Delete, merge functionality into...
18317 (packv2hi): ... this pattern.
18319 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18320 * config/bfin/bfin.opt (msim): New option.
18321 (mcpu=): New option.
18322 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18323 (bfin_cpu_t): Typedef of enum bfin_cpu.
18324 (bfin_cpu_type): New declaration.
18325 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18326 -msim and -mcpu= options.
18327 (LIB_SPEC): Likewise.
18328 * config/bfin/bfin.c (bfin_cpu_type): Define.
18329 (bfin_handle_option): Handle -mcpu= option.
18330 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18331 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18332 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18334 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18336 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18337 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18338 (powerpc-wrs-vxworksae): Use ${tm_file}.
18339 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18340 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18341 * config/i386/vx-common.h: New file.
18343 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18345 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18348 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18350 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18353 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18357 * c-common.c (c_build_qualified_type): Set canonical type
18360 2007-04-12 Richard Guenther <rguenther@suse.de>
18362 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18363 lower bound and element size if lower bound is not zero
18364 or either of the ARRAY_REF operands is set.
18366 2007-04-12 Richard Guenther <rguenther@suse.de>
18368 PR tree-optimization/24689
18369 PR tree-optimization/31307
18370 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18372 * gimplify.c (canonicalize_addr_expr): To be consistent with
18373 gimplify_compound_lval only set operands two and three of
18374 ARRAY_REFs if they are not gimple_min_invariant. This makes
18375 it never at this place.
18376 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18378 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18380 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18381 null before emitting a .nsubspa directive.
18383 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18385 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18386 need_to_partition_p if there are no memory statements in the
18389 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18391 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18392 (gcd_of_steps_may_divide_p): New function.
18393 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18395 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18397 * reload.c (find_reloads_toplev, find_reloads_address,
18398 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18399 not a pointer equality test, to decide if we need to call
18400 push_reg_equiv_alt_mem.
18402 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18404 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18405 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18407 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18409 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18411 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18412 vector to be positive.
18414 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18418 * doc/invoke.texi: Document --params max-aliased-vops and
18420 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18421 debug_memory_partitions): Move to tree-flow.h
18422 * params.h (AVG_ALIASED_VOPS): Define.
18423 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18425 (mp_info_t): Likewise.
18426 (get_mem_sym_stats_for): New.
18427 (set_memory_partition): Move from tree-flow-inline.h.
18428 (mark_non_addressable): Only clear the set of symbols for the
18429 partition if it exists.
18430 (dump_memory_partitions): Move from tree-ssa-operands.c
18431 (debug_memory_partitions): Likewise.
18432 (need_to_partition_p): New.
18433 (dump_mem_ref_stats): New.
18434 (debug_mem_ref_stats): New.
18435 (dump_mem_sym_stats): New.
18436 (debug_mem_sym_stats): New.
18437 (update_mem_sym_stats_from_stmt): New.
18438 (compare_mp_info_entries): New.
18439 (mp_info_cmp): Call it.
18440 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18442 (get_mpt_for): Move from tree-ssa-operands.c.
18443 (find_partition_for): New.
18444 (create_partition_for): Remove.
18445 (estimate_vop_reduction): New.
18446 (update_reference_counts): New.
18447 (build_mp_info): New.
18448 (compute_memory_partitions): Refactor.
18449 Document new heuristic.
18450 Call build_mp_info, update_reference_counts,
18451 find_partition_for and estimate_vop_reduction.
18452 (compute_may_aliases): Populate virtual operands before
18453 calling debugging dumps.
18454 (delete_mem_sym_stats): New.
18455 (delete_mem_ref_stats): New.
18456 (init_mem_ref_stats): New.
18457 (init_alias_info): Call it.
18458 (maybe_create_global_var): Remove alias_info argument.
18459 Get number of call sites and number of pure/const call sites
18460 from gimple_mem_ref_stats().
18461 (dump_alias_info): Call dump_memory_partitions first.
18462 (dump_points_to_info_for): Show how many times a pointer has
18464 * opts.c (decode_options): For -O2 set --param
18465 max-aliased-vops to 500.
18466 For -O3 set --param max-aliased-vops to 1000 and --param
18467 avg-aliased-vops to 3.
18468 * fortran/options.c (gfc_init_options): Remove assignment to
18470 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18471 * tree-dfa.c (dump_variable): Dump memory reference
18473 Dump NO_ALIAS* settings.
18474 (referenced_var_lookup): Tidy.
18475 (mem_sym_stats): New.
18476 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18477 and ORIG are different SSA names for a memory partition.
18478 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18479 * tree-flow.h (struct mem_sym_stats_d): Define.
18480 (mem_sym_stats_t): Define.
18481 (struct mem_ref_stats_d): Define.
18482 (struct gimple_df): Add field mem_ref_stats.
18483 (enum noalias_state): Define.
18484 (struct var_ann_d): Add bitfield noalias_state.
18485 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18486 debug_mem_ref_stats, debug_memory_partitions,
18487 debug_mem_sym_stats): Declare.
18488 * tree-ssa-structalias.c (update_alias_info): Update call
18489 sites, pure/const call sites and asm sites in structure
18490 returned by gimple_mem_ref_stats.
18491 Remove local variable IS_POTENTIAL_DEREF.
18492 Increase NUM_DEREFS if the memory expression is a potential
18494 Call update_mem_sym_stats_from_stmt.
18495 If the memory references memory, call
18496 update_mem_sym_stats_from_stmt for all the direct memory
18497 symbol references found.
18498 (intra_create_variable_infos): Set noalias_state field for
18499 pointer arguments according to the value of
18500 flag_argument_noalias.
18501 * tree-ssa-structalias.h (struct alias_info): Remove fields
18502 num_calls_found and num_pure_const_calls_found.
18503 (update_mem_sym_stats_from_stmt): Declare.
18504 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18505 Set default value to 100.
18506 (PARAM_AVG_ALIASED_VOPS): Define.
18508 2007-04-11 Richard Guenther <rguenther@suse.de>
18510 PR middle-end/31530
18511 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18512 a * -b + c as c - a * b if we honor sign dependent rounding.
18514 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18516 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18517 bfin_expand_strmov.
18518 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18519 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18521 (initialize_trampoline): Don't use old-style function definition.
18522 (bfin_secondary_reload): Mark IN_P argument as unused.
18524 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18526 PR tree-optimization/31343
18527 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18528 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18529 * testsuite/gcc.dg/vect/pr31343.c: New.
18531 2007-04-10 Eric Christopher <echristo@apple.com>
18533 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18534 * config/i386/i386.md (*cmpfp0): Use.
18535 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18536 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18537 (fix_trunc<mode>_i386_fisttp): Ditto.
18538 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18539 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18540 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18541 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18542 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18543 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18544 (unnamed_splitters): Ditto.
18545 * config/i386/i386.c (output_fix_trunc): Assert that
18546 we're not being passed a TFmode operand.
18548 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18550 PR tree-optimization/31526
18551 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18552 n_basic_blocks to find newly added blocks.
18554 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18556 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18558 (fix_trunc<mode>si_sse): Ditto.
18559 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18560 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18561 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18562 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18563 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18564 expander using SSEMODEF mode macro.
18565 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18566 expander using SSEMODEF mode macro.
18567 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18568 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18569 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18570 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18571 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18572 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18573 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18574 Macroize insn using X87MODEF mode macro.
18576 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18578 * config/i386/sse.md (sse2_pinsrw): Removed.
18579 (sse2_pextrw): Renamed to ...
18580 (*sse2_pextrw): This.
18582 2007-04-09 Jan Hubicka <jh@suse.cz>
18585 * config/i386/sse.md
18586 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18587 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18588 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18589 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18591 2007-04-09 Jan Hubicka <jh@suse.cz>
18593 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18594 multiple fields of union.
18596 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18598 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18599 (create_preheaders): Check that loops are available.
18600 (fix_loop_structure): Clean up, improve comments.
18601 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18602 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18604 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18605 * predict.c (tree_estimate_probability): Do not call
18606 calculate_dominance_info. Call create_preheaders.
18607 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18608 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18610 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18611 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18612 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18613 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18616 2007-04-08 Jan Hubicka <jh@suse.cz>
18618 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18619 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18620 * fold-const.c (fold_unary): Use it.
18622 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18624 * varasm.c (assemble_variable): Remove call to
18625 lang_hooks.decls.prepare_assemble_variable.
18626 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18627 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18628 * langhooks.h (lang_hooks_for_decls): Remove
18629 prepare_assemble_variable.
18631 2007-04-08 Mike Stump <mrs@apple.com>
18633 * config/i386/i386.c: Use inc/dec on Core2.
18635 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18637 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18638 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18639 lhd_tree_inlining_end_inlining): Remove.
18640 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18641 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18642 end_inlining hooks.
18643 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18644 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18645 lhd_tree_inlining_end_inlining): Remove prototypes.
18646 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18647 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18648 LANG_HOOKS_TREE_INLINING_START_INLINING,
18649 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18651 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18654 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18657 * config/avr/predicates.md (io_address_operand): Delete predicate.
18658 (low_io_address_operand): Don't use 'mode' argument.
18659 (higth_io_address_operand): Rename ...
18660 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18661 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18664 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18666 Revert change removing staticp.
18668 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18671 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18674 2007-04-07 Bruce Korb <bkorb@gnu.org>
18676 * c.opt: Add -Wformat-contains-nul.
18677 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18679 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18680 the NUL byte warning.
18682 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18684 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18686 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18688 * tree.c (staticp): No longer use staticp langhook.
18689 * langhooks.c (lhd_staticp): Removed.
18690 * langhooks.h (struct lang_hooks): Remove staticp.
18691 * c-common.c (c_staticp): Remove.
18692 * c-common.h (c_staticp): Ditto.
18693 * langhooks-defs.h (lhd_staticp): Ditto.
18694 (LHD_HOOKS_STATICP): Ditto
18695 * tree.h (gcc_assert_lowered): New macro.
18697 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18699 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18700 argument "reliable".
18701 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18702 Add argument "reliable". Propagate it through calls.
18703 (infer_loop_bounds_from_undefined): Derive number of iterations
18704 estimates from references in blocks that do not dominate loop latch.
18705 (gcov_type_to_double_int): New function.
18706 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18707 and expected_loop_iterations_unbounded.
18708 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18709 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18710 * tree-data-ref.c (estimated_loop_iterations): Export.
18711 (get_references_in_stmt): Fix -- do not return addresses of local
18713 * cfgloop.h (expected_loop_iterations_unbounded,
18714 estimated_loop_iterations): Declare.
18716 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18718 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18720 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18722 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18723 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18724 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18725 Use output_387_reg_move().
18726 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18727 expander using X87MODEF12 mode macro.
18728 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18729 choosing register preferences. Use output_387_reg_move().
18730 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18731 instead of "x". Use output_387_reg_move().
18732 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18733 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18734 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18735 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18736 Use output_387_reg_move().
18737 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18739 (*truncxf?f_i387 splitter): Ditto.
18741 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18743 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18744 LANG_HOOKS_SAFE_FROM_P.
18745 * expr.c (safe_from_p): Remove langhook call.
18746 * langhooks.h (lang_hooks): Remove safe_from_p.
18747 (lhd_safe_from_p): Remove prototype.
18748 * langhooks.c (lhd_safe_from_p): Remove.
18750 2007-04-06 Jan Hubicka <jh@suse.cz>
18752 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18755 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18757 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18758 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18759 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18760 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18762 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18763 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18765 2007-04-05 Richard Henderson <rth@redhat.com>
18767 * config/alpha/alpha.c (print_operand) [+]: Remove.
18768 (alpha_end_function): Print nop if call at end of function.
18769 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18770 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18771 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18772 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18773 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18774 the call pattern. Update peepholes to match.
18776 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18778 * doc/extend.texi (Other Builtins): Add decimal float variants
18780 * builtins.def: Ditto.
18781 * builtins.c (expand_builtin): Ditto.
18783 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18784 H.J. Lu <hongjiu.lu@intel.com>
18787 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18788 of V8HImode when calling ix86_binary_operator_ok.
18789 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18790 (sdot_prodv8hi): Operands 1 and 2 must be register.
18792 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18794 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18795 initialize align to silence bogus warning.
18797 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18799 PR middle-end/22156
18800 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18802 (struct sra_walk_fns): Remove use_all parameter from use.
18803 (sra_hash_tree): Handle BIT_FIELD_REFs.
18804 (sra_elt_hash): Don't hash bitfld blocks.
18805 (sra_elt_eq): Skip them in parent compares as well. Handle
18807 (sra_walk_expr): Don't maintain or pass down use_all_p.
18808 (scan_use): Remove use_all parameter.
18809 (scalarize_use): Likewise. Re-expand assignment to
18810 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18811 output, and re-scalarize after output. Don't mark anything
18813 (scalarize_ldst): Adjust.
18814 (scalarize_walk_gimple_modify_statement): Likewise.
18815 (build_element_name_1): Handle BIT_FIELD_REFs.
18816 (instantiate_element): Don't warn for any element whose parent
18817 is used as a whole.
18818 (instantiate_missing_elements_1): Return the sra_elt.
18819 (canon_type_for_field): New.
18820 (try_instantiate_multiple_fields): New.
18821 (instantiate_missing_elemnts): Use them.
18822 (mark_no_warning): Removed.
18823 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18824 (REPLDUP, sra_build_elt_assignment): New.
18825 (generate_copy_inout): Use them.
18826 (generate_element_copy): Likewise. Handle bitfld differences.
18827 (generate_element_zero): Don't recurse for blocks. Use
18828 sra_build_elt_assignment.
18829 (generate_one_element_int): Take elt instead of var. Use
18830 sra_build_elt_assignment.
18831 (generate_element_init_1): Adjust.
18832 (scalarize_use, scalarize_copy): Use REPLDUP.
18833 (scalarize_ldst): Move assert before dereference.
18834 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18836 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18838 * regmove.c: Fix unused variable warnings due to previous commit.
18840 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18842 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18843 (regmove_bb_head): Remove.
18844 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18845 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18846 problems with fixup_match_1.
18847 Don't initialize/free regmove_bb_head.
18849 (reg_is_remote_constant_p): If an insn is in the same basic block
18850 but not before INSN, consider it remote, too.
18852 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18855 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18856 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18858 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18860 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18861 (CONDITIONAL_REGISTER_USAGE): Likewise.
18863 2007-04-04 Richard Henderson <rth@redhat.com>
18865 * config/alpha/lib1funcs.asm: Remove unused file.
18867 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18870 * opts.c (print_specific_help): Fix --help=<language>
18872 (common_handle_option): Support --help=common.
18874 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18877 * gcc.c (main): Do not run the linker if
18878 print_subprocess_help indicates that it shouldn't be
18881 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18884 * doc/invoke.texi (--help=): Document <languages> value, fix
18885 formatting in tables of values.
18887 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18889 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18890 dllimport attribute of virtual methods.
18892 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18894 * config/score/crti.asm: Change _bss_start to __bss_start.
18895 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18896 (OUTGOING_REG_PARM_STACK_SPACE) update.
18897 * config/score/score.opt: add options to make backend support
18898 score5, score5u, score7 and score7d.
18899 * config/score/score.md: Likewise.
18900 * config/score/misc.md: Likewise.
18901 * config/score/mac.md: Likewise.
18902 * doc/invoke.texi: Likewise.
18903 * doc/md.texi: update constraints define.
18905 2007-04-03 Richard Henderson <rth@redhat.com>
18907 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18908 an appropriate type, use the mode instead.
18910 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18912 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18913 Set the default --with-arch setting to mips2.
18914 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18915 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18916 (MULTILIB_OSDIRNAMES): Delete.
18917 (MULTILIB_DIRNAMES): Define.
18918 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18919 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18920 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18921 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18922 VXWORKS_OS_CPP_BUILTINS.
18923 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18924 (MIPS_DEBUGGING_INFO): Undefine.
18925 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18927 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18929 PR middle-end/30704
18930 * fold-const.c (native_encode_real): Encode real.c provided longs
18931 as a series of 32-bit native integers.
18932 (native_interpret_real): Interpret buffer as a series of 32-bit
18935 2007-04-03 Richard Guenther <rguenther@suse.de>
18937 * genpreds.c (write_insn_constraint_len): Write function
18938 optimized for CONSTRAINT_LEN implementation.
18939 (write_tm_preds_h): Output insn_constraint_len inline and
18940 use it for CONSTRAINT_LEN.
18941 (write_insn_preds_c): Don't output insn_constraint_len.
18942 * doc/md.texi (define_register_constraint): Document multi-letter
18943 constraints shall have the same length if they start with the same
18946 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18949 * config/i386/i386.md (isinf<mode>2): Expand only when
18950 TARGET_C99_FUNCTIONS is set.
18952 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18954 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18955 (x86_64-*-linux*): Ditto.
18956 * config/i386/i386.opt (mpc): New option.
18957 * config/i386/i386.c (overrride_options): Handle
18958 ix87_precision_string.
18959 * config/i386/crtprec.c: New file.
18960 * config/i386/t-crtpc: Ditto.
18961 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18962 and -mpc80 options.
18963 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18964 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18965 crtprec32.o, crtprec64.o and crtprec80.o.
18967 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18968 and -mpc80 options.
18969 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18971 2007-04-02 Eric Christopher <echristo@apple.com>
18973 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18974 limitations on darwin.
18976 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18979 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18981 2007-04-02 Dave Korn <dave.korn@artimi.com>
18983 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18985 2007-04-02 Dave Korn <dave.korn@artimi.com>
18987 * libgcc2.h (exception_descriptor): Don't forward-declare.
18988 (__get_eh_table_language, __get_eh_table_version): Delete
18989 prototypes of long-dead functions.
18991 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18993 * ebitmap.h: New file
18994 * ebitmap.c: New file
18995 * Makefile.in (ebitmap.o): New target.
18997 2007-04-01 Jan Hubicka <jh@suse.cz>
18999 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19000 before very first instruction.
19002 2007-04-01 Jan Hubicka <jh@suse.cz>
19004 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19005 waring on 64bit hosts.
19006 * bitmap.h: Fix typo in bitmap_head_def.
19008 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19010 PR rtl-optimization/31391
19011 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19012 into a DELETED_LABEL note, and the label is in an empty basic
19013 block, update BB_END as well as BB_HEAD.
19015 2007-04-01 Richard Henderson <rth@redhat.com>
19017 PR tree-optimization/31169
19018 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19019 to varying if the range is outside [0, prec-1].
19021 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19024 * config/mips/mips.md (load_const_gp): New insn.
19025 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19026 the MIPS16 GP pseudo register if no_new_pseudos.
19027 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19029 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19032 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19034 (call_value): Likewise.
19036 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19037 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19040 * doc/invoke.texi: (optimization options): Reword description
19041 of -ffast-math. Document its primary purpose.
19043 2007-03-31 Richard Guenther <rguenther@suse.de>
19045 * omp-low.c (splay-tree.h): Include.
19046 (lookup_decl): Replace splay-tree usage by pointer-map.
19047 (maybe_lookup_decl): Likewise.
19048 (new_omp_context): Likewise.
19049 (delete_omp_context): Likewise.
19050 * gimplify.c (splay-tree.h): Include.
19051 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19053 (remap_ssa_name): Likewise.
19054 (remap_decl): Likewise.
19055 (remap_type_1): Likewise.
19056 (remap_type): Likewise.
19057 (copy_body_r): Likewise.
19058 (expand_call_inline): Likewise.
19059 (clone_body): Likewise.
19060 (copy_tree_r): Likewise.
19061 (remap_save_expr): Likewise.
19062 (unsave_r): Likewise.
19063 (unsave_expr_now): Likewise.
19064 (tree_function_versioning): Likewise.
19065 (build_duplicate_type): Likewise.
19066 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19067 (struct copy_body_data): Replace splay-tree by pointer-map.
19068 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19069 not $(SPLAY_TREE_H).
19070 (gimplify.o): Depend on $(SPLAY_TREE_H).
19071 (omp-low.p): Likewise.
19073 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19075 * config/avr/predicates.md (even_register_operand,
19076 odd_register_operand): New predicates.
19077 * config/avr/avr.md (movw peephole2): New.
19078 (movw_r peephole2): New.
19080 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19082 * tree.h (get_signed_or_unsigned_type): New.
19083 * fold-const.c (operand_equal_for_comparison_p): Use
19084 get_signed_or_unsigned_type instead of
19085 lang_hooks.types.signed_or_unsigned_type.
19086 * expr.c (store_expr): Ditto.
19087 * langhooks.c (get_signed_or_unsigned_type): New.
19088 (lhd_signed_or_unsigned_type): New.
19089 * langhooks.h (lhd_signed_or_unsigned_type): New.
19090 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19092 2007-03-30 Richard Henderson <rth@redhat.com>
19094 * tree-ssa-loop-ivopts.c: Include target.h.
19095 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19096 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19097 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19098 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19100 2007-03-30 Richard Henderson <rth@redhat.com>
19101 Kai Tietz <kai.tietz@onevision.com>
19103 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19104 default for 64-bit.
19105 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19106 (TARGET_64BIT_MS_ABI): New.
19107 (DBX_REGISTER_NUMBER): Handle 64-bit.
19108 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19109 (LONG_TYPE_SIZE): Force to 32.
19110 (REG_PARM_STACK_SPACE): New.
19111 (OUTGOING_REG_PARM_STACK_SPACE): New.
19112 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19113 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19114 (STACK_BOUNDARY): Use 128 for 64-bit.
19115 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19116 Add 64-bit implementation.
19117 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19119 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19120 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19121 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19122 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19123 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19124 TARGET_64BIT_MS_ABI.
19125 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19126 (ix86_pass_by_reference): Likewise.
19127 (ix86_function_value_regno_p): Likewise.
19128 (ix86_build_builtin_va_list): Likewise.
19129 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19130 (function_arg_advance_ms_64): New.
19131 (function_arg_advance): Call it.
19132 (function_arg_ms_64): New.
19133 (function_arg): Call it.
19134 (function_value_ms_64): New.
19135 (ix86_function_value_1): Call it.
19136 (return_in_memory_ms_64): New.
19137 (ix86_return_in_memory): Call it.
19138 (setup_incoming_varargs_ms_64): New.
19139 (ix86_setup_incoming_varargs): Call it.
19140 (ix86_expand_prologue): Handle 64-bit stack probing.
19141 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19142 (output_pic_addr_const): Likewise.
19143 (x86_this_parameter): Likewise.
19144 (x86_output_mi_thunk): Likewise.
19145 (x86_function_profiler): Likewise.
19146 (TARGET_STRICT_ARGUMENT_NAMING): New.
19147 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19148 (TARGET_64BIT_MS_ABI): New.
19149 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19150 * config/i386/i386.md (allocate_stack_worker): Remove.
19151 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19152 describe the clobber of eax without a match_scratch.
19153 (allocate_stack_worker_postreload): Remove.
19154 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19155 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19156 (allocate_stack_worker_rex64_postreload): Remove.
19157 (allocate_stack): Handle 64-bit.
19158 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19159 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19160 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19161 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19162 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19163 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19164 * config.build (x86_64-*-mingw*): New host.
19165 * config.host (x86_64-*-mingw*): New host.
19166 * config.gcc (x86_64-*-mingw*): New target.
19167 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19169 2007-03-30 Richard Henderson <rth@redhat.com>
19170 Kai Tietz <kai.tietz@onevision.com>
19172 * c-pragma.c (struct def_pragma_macro_value): New.
19173 (struct def_pragma_macro): New.
19174 (pushed_macro_table): New.
19175 (dpm_hash, dpm_eq): New.
19176 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19177 (init_pragma): Install them.
19178 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19180 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19182 * config/avr/avr.c (avr_override_options): Clear
19183 'flag_delete_null_pointer_checks'.
19185 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19188 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19189 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19190 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19191 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19192 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19193 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19194 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19196 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19198 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19200 * regmove.c: Move all of pass_stack_adjustments from here...
19201 * combine-stack-adj.c: ...to this new file.
19202 * Makefile.in: Add rules for combine-stack-adj.o.
19204 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19206 PR tree-optimization/31383
19207 * tree-data-ref.c (affine_function_equal_p): Do not require the
19208 vectors to have the same length.
19210 2007-03-30 Jan Hubicka <jh@suse.cz>
19212 PR middle-end/30700
19213 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19214 availablility; add more sanity checking; ask varpool only about
19217 2007-03-29 Richard Henderson <rth@redhat.com>
19219 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19220 to decide, but __SIZEOF_LONG_LONG__.
19222 2007-03-29 Richard Henderson <rth@redhat.com>
19224 * emutls.c (struct __emutls_array): New.
19225 (emutls_destroy): Use it instead of casting element 0 from void*.
19226 (__emutls_get_address): Likewise.
19228 2007-03-29 Richard Henderson <rth@redhat.com>
19230 * varasm.c (initializer_constant_valid_p): Don't deny
19231 DECL_DLLIMPORT_P on functions.
19233 * config/i386/cygming.h: Remove function declarations.
19234 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19235 (ASM_OUTPUT_LABELREF): Remove.
19236 (COMMON_ASM_OP): Remove.
19237 (ASM_OUTPUT_COMMON): Remove.
19238 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19239 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19240 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19241 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19242 Rename from TARGET_ENCODE_SECTION_INFO.
19243 * config/i386/netware.h: Likewise.
19244 * config/i386/i386-protos.h: Update.
19245 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19246 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19247 (legitimate_constant_p): Reject dllimports.
19248 (dllimport_map, get_dllimport_decl): New.
19249 (legitimize_dllimport_symbol): New.
19250 (legitimize_address, ix86_expand_move): Use it.
19251 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19252 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19253 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19254 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19255 * config/i386/predicates.md (constant_call_address_operand): Only
19256 accept symbols; reject dllimport_p symbols.
19257 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19258 i386_pe_maybe_record_exported_symbol.
19259 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19260 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19261 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19262 trust the setting of DECL_DLLIMPORT_P.
19263 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19264 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19265 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19266 tidy the argument scanning loop.
19267 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19268 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19269 (i386_pe_strip_name_encoding): Remove.
19270 (i386_pe_binds_local_p): New.
19271 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19272 (i386_pe_output_labelref): Remove.
19273 (i386_pe_asm_output_aligned_decl_common): New.
19274 (i386_pe_maybe_record_exported_symbol): Rename from
19275 i386_pe_record_exported_symbol; check for dllexported symbols.
19277 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19279 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19280 add comment explaining why vsnprintf cannot be used.
19282 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19284 PR tree-optimization/30666
19285 * tree.c (build_complex_type): When creating type names for DWARF2
19286 debug info, create TYPE_DECLs for TYPE_NAME instead of
19288 (build_common_tree_nodes_2): Use build_complex_type when building
19289 predefined complex types, to preserve canonical types.
19291 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19293 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19294 (noce_get_alt_condition): Look at it to determine whether to
19295 reverse the condition or not.
19296 (noce_get_condition): Substitute the truth for lies.
19297 (noce_find_if_block): Set the then_else_reversed field.
19299 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19301 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19302 destination of this insn.
19303 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19304 than calling gen_rtx_SET directly. Use r0 to hold the value of
19305 'address + 4' rather than a stack based temporary which can be
19306 mis-optimized away.
19308 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19310 * config/s390/s390.c (s390_secondary_input_reload_class,
19311 s390_secondary_output_reload_class): Functions removed.
19312 (s390_secondary_reload): New function.
19313 (TARGET_SECONDARY_RELOAD): Target macro defined.
19314 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19315 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19316 * config/s390/s390.md ("reload_outti", "reload_outdi",
19317 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19318 "reload_out<mode>"): Expanders removed.
19319 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19320 "reload<mode>_nonoffmem_out"): Expanders added.
19322 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19324 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19325 action if SRC->DEST replacement failed anyway.
19327 2007-03-28 Mike Stump <mrs@apple.com>
19329 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19330 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19331 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19333 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19335 * config.gcc: Accept barcelona as a variant of amdfam10.
19336 * config/i386/i386.c (override_options): Likewise.
19337 * doc/invoke.texi: Likewise.
19339 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19341 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19342 offsets for BIT_FIELD_REF and COMPONENT_REF.
19344 2007-03-28 Richard Guenther <rguenther@suse.de>
19346 * tree.c (is_global_var): Move ...
19347 * tree-flow-inline.h (is_global_var): ... here.
19348 * tree.h (is_global_var): Remove declaration.
19350 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19352 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19354 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19355 * config/i386/i386.c (ix86_tune_features): Initialize new
19357 * config/i386/predicates.md (promotable_binary_operator): Use
19358 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19360 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19363 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19365 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19367 * config/fr30/fr30.md (movsi_internal): Change destination
19368 constraint from m to V and add m to the end.
19370 2007-03-28 Christian Bruel <christian.bruel@st.com>
19372 * config/sh/sh.md (movsi_i): Fix type attribute.
19374 2007-03-28 Christian Bruel <christian.bruel@st.com>
19376 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19377 (movsf_ie): Likewise.
19379 2007-03-28 Christian Bruel <christian.bruel@st.com>
19381 * config.gcc: Add sh4-300 to multilib.
19382 * config/sh/t-mlib-sh4-300: New file.
19384 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19386 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19387 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19388 fix_trunc<mode>di2.
19389 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19390 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19391 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19392 "fixuns_trunctddi2"): Whitespace fix.
19394 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19396 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19397 the definition of struct sh_args.
19398 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19399 CALL_COOKIE_INT_REG_GET): Likewise.
19401 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19403 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19404 transformations are applied successfully.
19406 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19408 * tree.c (tree_contains_struct): Permit 512 tree codes.
19409 * tree.h (tree_contains_struct): Ditto.
19410 (MAX_TREE_CODES): Ditto.
19411 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19412 SPARE member to store remaining padding bits.
19414 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19416 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19419 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19421 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19422 * configure: Regenerate.
19424 * configure: Regenerate using the correct version of autoconf.
19426 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19428 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19430 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19431 regs to "__SP_L__" and "__SP_H__".
19433 2007-03-27 Richard Guenther <rguenther@suse.de>
19435 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19436 computations with it with a HOST_WIDE_INT variable.
19438 2007-03-26 Mike Stump <mrs@apple.com>
19440 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19441 objective-c-header, objective-c++-header and objc++-cpp-output
19443 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19445 2007-03-26 Richard Henderson <rth@redhat.com>
19448 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19449 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19450 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19451 IX86_BUILTIN_PSRLQ128): New.
19452 (ix86_init_mmx_sse_builtins): Add them.
19453 (ix86_expand_builtin): Expand them.
19454 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19455 operand 2 be TImode.
19456 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19457 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19458 _mm_srli_epi64): Mark __B const.
19459 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19460 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19461 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19462 new two-vector shift builtins.
19464 2007-03-26 Ian Lance Taylor <iant@google.com>
19466 PR tree-optimization/31345
19467 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19468 [+INF, +INF(OVF)] into VARYING.
19470 2007-03-26 Zack Weinberg <zackw@panix.com>
19472 * gengtype-parse.c: New file.
19473 * gengtype-yacc.y: Delete.
19474 * gengtype-lex.l: Don't include gengtype-yacc.h.
19475 Define YY_DECL and yyterminate appropriately for recursive
19476 descent parser. yylval is now a string out-parameter to yylex.
19477 (HWS, EOID): New shorthand.
19478 (IWORD): Add a couple more types.
19479 (yylex): Add a setup stanza. Remove the complex rules for
19480 detecting GTY'ed types and typedefs; replace with simple
19481 keyword detectors. Adjust everything for the changed
19482 definition of yylval. Ignore all pp-directives, not just #define.
19484 (parse_file): Rename yybegin; do not call yyparse.
19486 * gengtype.c (xasprintf): Export again.
19487 (this_file): New. Use everywhere __FILE__ was being used.
19488 (get_lang_bitmap): Special case types defined in gengtype.c.
19489 (do_typedef, new_structure): Suppress definition of certain types.
19490 (new_structure): Improve diagnostics of duplicate definitions.
19491 Make sure location_s is associated with input.h.
19492 (nreverse_pairs, define_location_structures): New functions.
19493 (main): Improve tagging of kludge types. Remove old kludges
19494 for input.h types; use define_location_structures.
19495 * gengtype.h: Update prototypes. Define token codes here.
19496 * Makefile.in: Remove all references to gengtype-yacc.
19497 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19499 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19500 add GTY((skip)) to the field that's only conditionally there.
19501 * doc/install.texi: Document that Bison is no longer required
19502 unless building treelang.
19504 * gengtype.c: Don't include gtyp-gen.h.
19505 (srcdir): Declare here.
19506 (base_files, lang_dir_names): Allocate dynamically.
19507 (gt_files, num_gt_files, num_lang_dirs): New globals.
19508 (measure_input_list, read_input_line, read_input_list)
19509 (set_lang_bitmap): New functions.
19510 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19511 simplify, relying on read_input_list to set up the bitmaps.
19512 (main): Arguments are no longer unused. Check for correct number
19513 of command line arguments, set srcdir and srcdir_len, then call
19514 read_input_list, before doing anything else. No need to worry
19515 about duplicates in main loop.
19516 * configure.ac: Simplify the calculation of all_gtfiles.
19517 Put language tags in there. Don't set or substitute
19518 all_gtfiles_files_langs or all_gtfiles_files_frags.
19519 * Makefile.in: Revamp the way gengtype is invoked, now that it
19520 takes a file on its command line with a much simpler format.
19521 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19522 (GTFILES): Remove duplicates and C source files.
19523 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19524 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19525 * configure: Regenerate.
19527 * gengtype.h: Remove all type definitions to gengtype.c; leave
19528 only definitions of options_p, type_p, and pair_p as opaque
19529 pointers. Update prototypes.
19530 * gengtype.c: Many type definitions moved here from gengtype.h.
19531 Consolidate type definitions at the top of the file.
19532 (xvasprintf): Delete.
19533 (xasprintf): Make static.
19534 (create_nested_pointer_option): Add 'next' parameter.
19535 (create_field_all, create_field_at): New functions.
19536 (create_field): Now a thin wrapper around create_field_all.
19537 (create_optional_field): Rename create_optional_field_ and add
19538 line argument. Original name is now a macro which supplies
19540 (oprintf): Use vsnprintf directly.
19541 (close_output_files): Use fatal rather than perror/exit.
19542 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19543 (main): Set progname. Don't use exit.
19544 * gengtype-yacc.y (struct_fields): Use create_field_at.
19545 (option, optionseqopt): Delete.
19546 (optionseq): Consolidate productions from option here so we
19547 can use the first argument to create_option.
19549 * gengtype-lex.l: Distinguish unions from structures in the
19550 token type. Don't call find_structure; return the tag as a string.
19551 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19552 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19553 string. Reorganize typedef_struct production accordingly.
19554 Use create_nested_ptr_option.
19555 * gengtype.c (create_nested_ptr_option): New function.
19556 * gengtype.h: Declare it.
19558 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19559 (string_type): Don't declare.
19560 (do_scalar_typedef): Declare.
19561 (create_scalar_type): Update prototype.
19562 * gengtype.c (string_type): Make static.
19563 (scalar_nonchar, scalar_char): New.
19564 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19565 (resolve_typedef): Use scalar_nonchar for error recovery.
19566 (create_scalar_type): Remove name_len field. Return scalar_char
19567 or scalar_nonchar as appropriate.
19568 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19569 to use string_type.
19570 (throughout): Use scalar_nonchar instead of calling
19571 create_scalar_type, whenever possible.
19572 (main): Initialize scalar_char and scalar_nonchar before calling
19574 * gengtype-lex.l: Adjust for removal of second argument to
19575 create_scalar_type. Use yylval.s instead of yylval.t when
19577 * gengtype-yacc.y: Type of SCALAR is string. Call
19578 create_scalar_type from type:SCALAR rule. Adjust for removal of
19579 second argument to create_scalar_type.
19581 * vec.h: Remove all #if IN_GENGTYPE blocks.
19582 Add comment saying that changes may require adjustments to gengtype.
19583 * gengtype.c: Don't include coretypes.h or tm.h.
19584 Add comment to inclusion of errors.h.
19585 (note_def_vec, note_def_vec_alloc): New functions.
19586 * gengtype.h: Declare new functions.
19587 * gengtype-lex.l: Don't include coretypes.h.
19588 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19590 (update_lineno): Remove unnecessary prototype.
19591 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19592 (VEC rule): Just return VEC_TOKEN.
19593 * gengtype-yacc.y (VEC_TOKEN): New token type.
19594 (type): Add a production for VEC(a,b).
19595 * Makefile.in: Update dependencies.
19597 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19598 typedefs that use the old PARAMS macro.
19600 * gengtype-lex.l: Remove all rules and states relating to yacc
19602 * gengtype-yacc.y: Similarly.
19603 * gengtype.c (note_yacc_type): Delete function.
19604 * gengtype.h: Update prototypes.
19606 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19608 * tree-pretty-print.c (dump_generic_node): Report precision of
19609 unnamed integer types.
19611 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19613 * ifcvt.c (noce_try_store_flag_constants): Don't check
19614 no_new_pseudos here.
19615 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19616 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19617 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19618 noce_try_sign_mask): Likewise.
19619 (if_convert): Check no_new_pseudos here.
19621 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19623 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19624 (noce_get_condition): Handle new then_else_reversed argument.
19625 (noce_init_if_info): Remove, fold into noce_find_if_block.
19626 (noce_process_if_block): Take a struct noce_if_info as the
19627 argument. Don't set up one based on ce_if_info. Update pointer
19628 references accordingly.
19629 (cond_move_process_if_block): Likewise.
19630 (process_if_block): Removed.
19631 (find_if_block): Removed. Move functionality two new functions,
19632 noce_find_if_block and cond_exec_find_if_block.
19633 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19634 blocks and the symmetric IF-ELSE-JOIN case.
19635 (cond_exec_find_if_block): Also new function mostly based on old
19636 find_if_block and process_if_block.
19637 (find_if_header): Replace find_if_block call with separately
19638 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19639 (find_cond_trap): Update noce_get_condition call.
19640 (dead_or_predicable): Likewise.
19642 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19644 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19646 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19647 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19648 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19649 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19650 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19651 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19652 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19653 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19654 __builtin_ia32_psrad128 builtins.
19656 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19658 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19659 * config/i386/constraints.md
19660 (define_constraint "I"): Use IN_RANGE macro.
19661 (define_constraint "J"): Ditto.
19662 (define_constraint "K"): Ditto.
19663 (define_constraint "M"): Ditto.
19664 (define_constraint "N"): Ditto.
19665 (define_constraint "O"): Ditto.
19666 * config/i386/predicates.md
19667 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19668 (define_predicate "const_0_to_3_operand"): Ditto.
19669 (define_predicate "const_0_to_7_operand"): Ditto.
19670 (define_predicate "const_0_to_15_operand"): Ditto.
19671 (define_predicate "const_0_to_63_operand"): Ditto.
19672 (define_predicate "const_0_to_255_operand"): Ditto.
19673 (define_predicate "const_1_to_31_operand"): Ditto.
19674 (define_predicate "const_2_to_3_operand"): Ditto.
19675 (define_predicate "const_4_to_7_operand"): Ditto.
19677 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19679 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19680 in SImode for save_world.
19681 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19684 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19686 PR tree-optimization/30784
19687 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19690 2007-03-25 Revital Eres <eres@il.ibm.com>
19692 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19693 Fold movement_possibility function into it.
19695 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19697 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19698 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19699 (call_indirect_nonlocal_darwin64): Same.
19700 (call_nonlocal_darwin64): Same.
19701 (call_value_indirect_nonlocal_darwin64): Same.
19702 (call_value_nonlocal_darwin64): Same.
19703 (sibcall_nonlocal_darwin64): Same.
19704 (sibcall_value_nonlocal_darwin64): Same.
19705 (sibcall_symbolic_64): Same.
19706 (sibcall_value_symbolic_64): Same.
19707 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19709 (rs6000_emit_load_toc_table): Same.
19710 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19711 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19713 (divss_call): Same.
19714 (divus_call): Same.
19715 (quoss_call): Same.
19716 (quous_call): Same.
19717 (load_toc_v4_pic_si): Same
19718 (load_toc_v4_PIC_1): Same.
19719 (load_toc_v4_PIC_1b): Same.
19720 (call_indirect_aix{32,64}): Same.
19721 (call_value_indirect_aix{32,64}): Same.
19723 (call_value): Same.
19724 (call_local{32,64}): Same.
19725 (call_value_local{32,64}): Same.
19726 (call_indirect_nonlocal_aix{32,64}): Same.
19727 (call_nonlocal_aix{32,64}): Same.
19728 (call_value_indirect_nonlocal_aix{32,64}): Same.
19729 (call_value_nonlocal_aix{32,64}): Same.
19730 (call_indirect_nonlocal_sysv<mode>): Same.
19731 (call_nonlocal_sysv<mode>): Same.
19732 (call_value_indirect_nonlocal_sysv<mode>): Same.
19733 (call_value_nonlocal_sysv<mode>): Same.
19735 (sibcall_local{32,64}): Same.
19736 (sibcall_value_local{32,64}): Same.
19737 (sibcall_nonlocal_aix{32,64}): Same.
19738 (sibcall_value_nonlocal_aix{32,64}): Same.
19739 (sibcall_nonlocal_sysv<mode>): Same.
19740 (sibcall_value): Same.
19741 (sibcall_value_nonlocal_sysv<mode>): Same.
19743 2007-03-24 Paul Brook <paul@codesourcery.com>
19745 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19746 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19748 2007-03-24 Richard Henderson <rth@redhat.com>
19750 * config/ia64/constraints.md: New file.
19751 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19752 satisfies_constraint_?.
19753 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19754 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19755 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19756 ia64_output_mi_thunk): Likewise.
19757 (ia64_const_ok_for_letter_p): Remove.
19758 (ia64_const_double_ok_for_letter_p): Remove.
19759 (ia64_extra_constraint): Remove.
19760 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19761 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19762 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19763 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19764 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19765 EXTRA_MEMORY_CONSTRAINT): Remove.
19766 * config/ia64/ia64.md: Include constriants.md. Replace
19767 CONST_OK_FOR_? with satisfies_constraint_?.
19769 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19770 H.J. Lu <hongjiu.lu@intel.com>
19772 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19774 (name macros): Use DPD_BID_NAME to convert names properly.
19776 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19777 decimal floating point format.
19778 (init_floating_libfuncs): Change decimal functions so that they
19779 have a "bid_" prefix if the decimal system uses the BID format,
19780 and "dpd_" prefix if the decimal system uses the DPD format.
19781 (init_interclass_conv_libfuncs): Ditto.
19782 (init_intraclass_conv_libfuncs): Ditto.
19784 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19785 using the BID format.
19787 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19788 whether we are using the BID decimal format.
19789 * configure: Regenerate.
19791 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19792 the compiler has decimal floating point enabled. Define
19793 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19796 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19797 using the BID format.
19799 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19800 whether we are using the BID decimal format.
19801 * configure: Regenerate.
19803 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19804 the compiler has decimal floating point enabled. Define
19805 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19808 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19809 options, and that it is enabled for i386/x86_64 systems.
19811 * Makefile.in (enable_decimal_float): New.
19813 (DECNUMINC): Add -I$(DECNUMFMT).
19814 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19815 to $(DECNUMFMT) from $(DECNUM).
19817 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19818 Substitute enable_decimal_float.
19819 * configure: Regenerated.
19822 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19825 * configure.ac: Enable decimal float for x86_64-*-linux*.
19826 * configure: Regenerated.
19829 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19830 decimal128ClearSign to flip and clear the sign bit in decimal128.
19831 (decimal_real_maxval): Set decimal128SetSign to set the sign
19834 2007-03-23 Ian Lance Taylor <iant@google.com>
19836 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19838 2007-03-23 Ian Lance Taylor <iant@google.com>
19840 * tree-dump.c (dump_files): Correct comment.
19842 2007-03-23 Ian Lance Taylor <iant@google.com>
19844 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19846 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19848 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19849 in cfglayout mode. Don't go into and out of cfglayout mode.
19850 Link the blocks in the order of the constructed traces.
19851 (rest_of_handle_tracer): Adjust call to tracer.
19852 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19853 Don't go into cfglayout mode.
19854 (rtl_loop_done): Don't go out of cfglayout mode.
19855 * cfglayout.c (relink_block_chain): New function, split out from...
19856 (fixup_reorder_chain): ...here. Remove redundant checking.
19857 (cfg_layout_finalize): Don't clear the header, footer, and aux
19858 fields here, move the code to do so to relink_block_chain. Likewise
19859 for free_original_copy_tables.
19860 * rtl.h (tracer): Update prototype.
19861 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19862 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19863 mode. Use relink_block_chain to serialize the CFG according to the
19864 new basic block order. Move targetm.cannot_modify_jumps_p check from
19866 (gate_handle_reorder_blocks): ...to here.
19867 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19869 (gate_duplicate_computed_gotos): ...to here.
19870 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19871 something always changes when going into and out of cfglayout mode.
19872 Perform an expensive cfg cleanup while going into cfglayout mode.
19873 Always update liveness information on HAVE_conditional_execution
19874 targets. Reserialize the basic blocks and go out of cfglayout mode.
19875 * reg-stack.c: Include cfglayout.h.
19876 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19877 the call to reorder_basic_blocks.
19878 * basic-block.h (reorder_basic_blocks): Update prototype.
19879 (relink_block_chain): New prototype.
19880 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19882 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19884 * config/mips/mips.md (type, hazard, *movdi_32bit,
19885 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19886 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19887 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19888 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19889 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19891 (movcc): Change first xfer to multi.
19892 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19893 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19894 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19895 config/mips/generic.md: Change reservations using "xfer" to use
19897 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19898 using match_operand.
19899 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19900 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19902 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19904 2007-03-22 Richard Henderson <rth@redhat.com>
19906 * config/i386/i386.c: Remove unnecessary function declarations.
19907 Move targetm definition, and all related macros, to the end of
19908 the file. Resort some functions to put definitions before uses.
19909 (ix86_attribute_table): Make static. Move to end of file.
19910 (ix86_gimplify_va_arg): Make static.
19912 2007-03-22 Richard Henderson <rth@redhat.com>
19914 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19915 don't increase local_regparm with force_align_arg_pointer check.
19916 (ix86_function_sseregparm): Assert 32-bit.
19917 (type_has_variadic_args_p): New.
19918 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19919 type_has_variadic_args_p.
19920 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19921 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19922 use memset instead. Do maybe_vaarg check first; skip attribute
19923 tests if true; skip attribute tests for 64-bit.
19924 (construct_container): Remove TARGET_DEBUG_ARG.
19925 (function_arg_advance_32, function_arg_advance_64): Split out ...
19926 (function_arg_advance): ... from here.
19927 (function_arg_32, function_arg_64): Split out ...
19928 (function_arg): ... from here.
19929 (ix86_pass_by_reference): Tidy.
19930 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19931 (function_value_32): New, from parts of ix86_function_value
19932 and ix86_value_regno.
19933 (function_value_64): New, from parts of ix86_function_value
19934 and ix86_libcall_value.
19935 (ix86_function_value_1): New.
19936 (ix86_function_value, ix86_libcall_value): Use it.
19937 (return_in_memory_32, return_in_memory_64): Split out ...
19938 (ix86_return_in_memory): ... from here.
19939 (ix86_struct_value_rtx): Skip for 64-bit.
19940 (ix86_libcall_value, ix86_value_regno): Remove.
19941 (setup_incoming_varargs_64): Split out ...
19942 (ix86_setup_incoming_varargs): ... from here.
19943 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19944 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19945 * config/i386/i386-protos.h (ix86_function_value): Remove.
19946 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19948 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19951 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19952 infinities not supported, otherwise emit warning if -Woverflow. On
19953 underflow, emit warning if -Woverflow.
19954 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19956 * real.h (real_from_string): Update declaration
19958 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19959 Richard Henderson <rth@redhat.com>
19961 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19962 * calls.c (compute_argument_block_size, expand_call,
19963 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19964 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19965 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19966 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19967 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19968 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19969 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19970 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19973 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19975 * c-incpath.c (add_sysroot_to_chain): New.
19976 (merge_include_chains): Add sysroot argument. Call
19977 add_sysroot_to_chain if sysrooted.
19978 (register_include_chains): Update call to merge_include_chains.
19979 * doc/cppopts.texi: Document use of '=' in include directory
19982 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19984 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19985 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19986 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19987 insn pattern using X87MODEF12 mode macro.
19989 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19991 * regmove.c (regmove_optimize): Use reg_mentioned_p
19992 instead of reg_overlap_mentioned_p for DST.
19994 2007-03-21 Mike Stump <mrs@apple.com>
19996 * c.opt: Fixup for Objective-C/C++.
19998 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20000 * explow.c (convert_memory_address): Fold memory reference when
20001 POINTERS_EXTEND_UNSIGNED < 0
20003 2007-03-21 Richard Henderson <rth@redhat.com>
20006 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20007 * config/i386/mmintrin.h (__m64): Likewise.
20008 * config/i386/xmmintrin.h (__m128): Likewise.
20010 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20012 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20013 (VXWORKS_OS_CPP_BUILTINS): Define.
20014 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20015 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20017 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20019 * rtl.h (constant_pool_reference_p): Delete.
20020 (find_constant_src): Declare.
20021 * rtlanal.c (find_constant_src): New function.
20022 * simplify-rtx.c (constant_pool_reference_p): Delete.
20023 * config/i386/i386.md: Use find_constant_src instead of
20024 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20026 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20028 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20029 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20031 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20033 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20034 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20035 (arm_elf_asm_constructor): Use it.
20036 (arm_elf_asm_destructor): New function.
20038 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20040 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20042 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20044 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20046 2007-03-19 Andrew Haley <aph@redhat.com>
20048 PR tree-optimization/31264
20049 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20050 VIEW_CONVERT_EXPRs.
20052 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20054 PR rtl-optimization/30907
20055 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20056 (fwprop_init): Always call loop_optimizer_initialize.
20057 (fwprop_done): Always call loop_optimizer_finalize.
20058 (fwprop): We always have loop info now.
20059 (gate_fwprop_addr): Remove.
20060 (pass_fwprop_addr): Use gate_fwprop as gate.
20062 PR rtl-optimization/30841
20063 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20064 df_chain_alloc): Call df_reorganize_refs unconditionally.
20065 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20066 refs_organized to refs_organized_size.
20067 (df_ref_create_structure): Use refs_organized_size instead of
20068 bitmap_size if refs had been organized, and keep refs_organized_size
20070 * df.h (struct df_ref_info): Change refs_organized to
20071 refs_organized_size.
20072 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20075 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20077 * except.c (output_function_exception_table): Do not reference the
20078 EH personality routine for functions that do not require an
20081 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20084 * c-typeck.c (convert_for_assignment): Call comptypes for
20085 RECORD_TYPE or UNION_TYPE.
20087 PR inline-asm/30505
20088 * reload1.c (reload): Do invalid ASM checking after
20089 cleanup_subreg_operands.
20091 2007-03-19 Jeff Law <law@redhat.com>
20093 * tree-cfg.c (find_taken_edge): Tighten conditions for
20094 optimizing computed gotos.
20096 2007-03-19 Michael Matz <matz@suse.de>
20098 * builtins.c (expand_builtin_sync_operation,
20099 expand_builtin_compare_and_swap,
20100 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20103 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20104 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20107 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20109 * doc/tm.texi: Add brackets around the return type of
20110 TARGET_SECONDARY_RELOAD.
20112 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20113 Richard Guenther <rguenther@suse.de>
20115 PR tree-optimization/31254
20116 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20117 Use handled_component_p () where appropriate. Continue
20118 propagating into the rhs if we propagated into an INDIRECT_REF
20121 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20123 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20124 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20125 (xde, xdee): Mode attributes adjusted to support DFP modes.
20126 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20127 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20128 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20129 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20130 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20131 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20132 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20134 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20135 "movsf"): Insn definitions removed.
20136 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20137 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20138 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20140 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20141 "reload_in<mode>", "reload_out<mode>"): Expander added.
20142 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20145 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20147 * config/s390/s390.md: Only non-functional changes. Renamed
20148 FPR mode macro to BFP all over the file.
20150 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20152 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20153 (op_type attribute): RRF instruction type added.
20154 (fT0): New mode attribute.
20155 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20156 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20157 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20158 instruction no secondary memory is needed when moving DFmode values
20159 between GPRs and FPRs.
20161 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20163 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20164 inverted and documentation adjusted.
20165 ("mhard-dfp", "msoft-dfp"): New options.
20166 * config/s390/s390.c (s390_handle_arch_option): New architecture
20168 (override_options): Sanity checks for the new options added.
20169 * config.gcc: New architecture switch: z9-ec.
20170 * config/s390/s390.h (processor_flags): PF_DFP added.
20171 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20172 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20173 when the bit is NOT set so remove it from the defaults.
20175 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20177 * genemit.c (main): Print include statement for dfp.h.
20178 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20181 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20183 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20185 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20188 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20189 instead of PATTERN.
20191 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20193 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20194 attr_length_call, output_call, output_indirect_call): Cleanup
20195 formatting of targetm calls.
20197 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20199 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20201 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20203 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20204 reservation, bypass and anti-bypass descriptions for these
20205 instructions. Update move patterns.
20206 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20209 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20211 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20212 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20213 (get_initial_def_for_reduction): Likewise.
20215 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20217 Fix PR tree-optimization/29922
20218 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20219 (get_representative): Removed.
20220 (value_dies_in_block_x): Update for rvuse removal.
20221 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20222 (compute_antic_aux): Handle when PHI nodes appear in
20223 non-single-successors.
20224 (dump_bitmap_of_names): Removed.
20225 (compute_antic_safe): Renamed and removed rvuse calculation.
20226 Calculate only antic safe.
20227 (insert_into_preds_of_block): Remove assert.
20228 (execute_pre): Update for renamed functions.
20229 (defer_or_phi_translate_block): New function.
20231 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20233 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20234 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20236 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20237 Follow spelling conventions.
20239 * tree-data-ref.h: Remove the prototype for analyze_array.
20241 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20243 PR tree-optimization/31041
20244 * tree-vect-transform.c (get_initial_def_for_induction): Call
20245 force_gimple_operand.
20247 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20249 * ipa-type-escape.c (look_for_casts) : Revert code to use
20250 handled_component_p due to ada test a-numaux.adb.
20252 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20254 * final.c (final_scan_insn): Alter the condition of a
20255 conditional trap if we have nonstandard CC.
20257 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20259 * configure.ac: Remove excess quoting from asm line 0 test.
20260 * configure: Rebuilt.
20262 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20264 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20265 * c-common.c (convert_and_check): Move warning logic to...
20266 (warnings_for_convert_and_check): ...here. Define.
20267 * c-common.h (warnings_for_convert_and_check): Declare.
20269 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20271 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20272 (output_call): Likewise.
20274 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20276 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20278 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20280 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20282 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20284 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20285 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20287 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20289 PR tree-optimization/31183
20290 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20291 Use double_int instead of unsigned int for representing access_strides.
20292 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20294 2007-03-16 Richard Guenther <rguenther@suse.de>
20296 PR tree-optimization/31146
20297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20298 to allow recursion of forward_propagate_addr_expr.
20299 (forward_propagate_addr_into_variable_array_index): Likewise.
20300 (forward_propagate_addr_expr): Likewise.
20301 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20302 (forward_propagate_addr_expr_1): Recurse on simple copies
20303 instead of propagating into them. Do so for useless conversions
20305 (forward_propagate_addr_expr): Clean up unused statements after
20308 2007-03-16 Richard Guenther <rguenther@suse.de>
20310 * builtins.c (expand_builtin_cexpi): Use the right argument
20311 for the expansion via cexp.
20313 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20315 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20316 * configure: Rebuilt.
20318 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20321 * dwarf2out.c (force_type_die): Adjust comment.
20322 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20324 2007-03-15 DJ Delorie <dj@redhat.com>
20326 * config/frv/predicates.md (minmax_operator): Don't check operands
20329 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20331 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20332 Update constant estimates of number of iterations.
20333 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20334 argument renamed to "realistic".
20335 (compute_estimated_nb_iterations): Removed.
20336 (record_niter_bound): New function.
20337 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20338 call record_nonwrapping_iv with upper = false.
20339 (infer_loop_bounds_from_signedness): Pass upper argument to
20340 record_nonwrapping_iv.
20341 (estimate_numbers_of_iterations_loop): Do not call
20342 compute_estimated_nb_iterations. Record estimate based on profile
20343 information. Initialize the constant estimates of number of
20345 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20347 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20348 number of iterations is too small.
20349 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20350 (EST_NOT_AVAILABLE): Removed.
20351 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20352 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20355 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20357 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20358 Handle NE_EXPR guards.
20360 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20363 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20364 Set also -pedantic-errors by default for the preprocessor unless
20365 -fpermissive is given.
20367 2007-03-15 Richard Guenther <rguenther@suse.de>
20369 PR middle-end/29719
20370 PR middle-end/31161
20371 * builtins.c (expand_builtin_cexpi): As a fallback if we
20372 don't have builtins for sincos or cexp create a function
20373 declaration for cexp and expand to a call to that.
20374 (expand_builtin_int_roundingfn): Always fall
20375 back to floor/ceil and its variants even if they may be
20378 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20380 PR middle-end/31159
20381 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20382 jump tables, move the call to delete_dead_jumptables from here...
20383 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20384 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20385 don't allow merging of blocks that try_redirect_by_replacing_jump
20386 also does not handle when not optimizing.
20388 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20389 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20391 * config/i386/i386.md (x86_sahf_1): Correctly handle
20394 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20397 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20398 x86_64_general_operand as operand[2] predicate. Remove "iF"
20399 from operand constraints and use "e" constraint instead.
20400 (*subti3_1, *subti3_1 splitter): Ditto.
20401 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20402 operand[1] predicate.
20404 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20406 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20407 arrays, multiply the access strides by the size of the sub-array.
20408 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20410 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20412 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20413 the configured assembler supports the sahf mnemonic.
20414 * configure: Regenerate.
20415 * config.in: Regenerate.
20417 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20418 emit "sahf" or ".byte\t0x9e" as asm template.
20420 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20423 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20424 option to replace hard coded TARGET_xxx in md file.
20425 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20426 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20427 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20428 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20429 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20430 (X86_TUNE_NOT_VECTORMODE): Ditto.
20431 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20432 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20433 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20434 (TUNE_SLOW_IMUL_IMM8): Ditto.
20435 (TUNE_MOVE_M1_VIA_OR): Ditto.
20436 (TUNE_NOT_UNPAIRABLE): Ditto.
20437 (TUNE_NOT_VECTORMODE): Ditto.
20439 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20442 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20443 tuning options instead of hard coded TARGET_xxx.
20444 (fix ssemode peephole2's): Ditto.
20445 (imul peephole2's): Ditto.
20447 (movdi_or_rex64): Ditto.
20448 (move peephole2): Ditto.
20449 (not peephole2's): Ditto.
20451 2007-03-14 Dirk Mueller <dmueller@suse.de>
20453 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20454 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20455 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20457 * c-parser.c (c_parser_do_statement): Warn about empty body in
20458 do/while statement.
20459 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20460 * doc/invoke.texi (-Wempty-body): Update documentation.
20462 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20465 * c-common.h (warn_for_div_by_zero): Declare.
20466 * c-common.c (warn_for_div_by_zero): Define.
20467 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20470 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20472 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20473 to PREFIX and STANDARD_PREFIX.
20475 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20476 Phil Edwards <phil@codesourcery.com>
20478 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20479 (__gthread_once_t): Remove busy field for RTPs.
20480 (__GTHREAD_ONCE_INIT): Update accordingly.
20482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20484 * doc/invoke.texi: Document VxWorks options.
20486 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20488 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20490 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20492 PR tree-optimization/30590
20493 * tree-nrv.c (tree_nrv): Check for the partial update of the
20496 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20498 * flags.h (flag_random_seed): Remove declaration, in favor of...
20499 * toplev.h (get_random_seed, set_random_seed): ... these.
20500 * tree.c (get_file_function_name): Use the former.
20501 * opts.c (common_handle_option): Use the latter.
20504 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20506 PR middle-end/31127
20507 * cse.c (cse_find_path): Do not bail out if a basic block that
20508 we already visited now becomes part of a path that starts at a
20509 different basic block. Just disallow this, to make sure we
20510 visit each basic block at most once.
20512 2007-03-13 Jan Hubicka <jh@suse.cz>
20514 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20515 attributes, when profile esitmate is present, calls with very low
20516 frequency are cold.
20518 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20520 PR tree-optimization/30730
20521 PR tree-optimization/26900
20522 * tree-ssa-loop-niter.c: Include gmp.h.
20523 (bounds): New type.
20524 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20525 split_to_var_and_offset, determine_value_range,
20526 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20527 bound_difference, bounds_add, bounds_negate,
20528 number_of_iterations_ne_max, dump_affine_iv): New functions.
20529 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20530 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20531 difference of initial and final value of control iv to validate
20533 (number_of_iterations_cond): Add loop parameter. Determine bounds
20534 on the difference of the extremes of the control iv. Add dumps.
20535 (expand_simple_operations): Handle phi nodes.
20536 (simplify_using_initial_conditions): Do not record used conditions.
20537 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20538 Do not set additional_info.
20539 (implies_nonnegative_p, implies_ge_p): Removed.
20540 (derive_constant_upper_bound): Do not use parameter `additional'.
20541 (record_estimate): Parameter `additional' removed. Parameter
20542 `i_bound' added. Do not call derive_constant_upper_bound.
20543 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20544 bound the number of iterations estimate.
20545 (estimate_numbers_of_iterations_loop): Pass the estimate from
20546 the number of iterations analysis to record_estimate.
20547 * tree.h (multiple_of_p): Declare.
20548 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20549 (scev_const_prop): Do not check expression_expensive_p.
20550 * fold-const.c (multiple_of_p): Exported.
20551 * double-int.c (double_int_mask): Exported.
20552 * double-int.h (double_int_mask): Declare.
20553 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20554 field. Added max field.
20556 2007-03-13 David Taylor <taylor@candd.org>
20559 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20562 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20565 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20566 two unamed patterns.
20568 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20570 * config/i386/i386.opt (mcx16, msahf): New options.
20571 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20572 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20574 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20575 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20576 Output -mcx16 and -msahf options when corresponding bit is set.
20578 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20579 and -msahf options.
20581 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20583 * configure.ac: Test for assembler tolerance to # 0 "".
20584 * configure, config.in: Rebuilt.
20585 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20587 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20589 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20591 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20592 (handle_syscall): Handle direct system calls.
20593 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20595 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20597 * doc/invoke.texi: Fix cpp.info cross-reference.
20598 * doc/passes.texi: Fix gcc.info cross-reference.
20600 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20602 PR tree-optimization/30835
20603 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20604 bb_for_stmt is not NULL before accessing it.
20606 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20608 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20611 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20614 * doc/install.texi: Document --enable-stage1-languages
20616 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20618 * tree-pass.h (pass_into_cfg_layout_mode,
20619 pass_outof_cfg_layout_mode): Declare.
20620 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20621 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20622 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20623 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20625 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20627 * c-decl.c (warn_variable_length_array): New function.
20628 Refactored from grokdeclarator to handle warn_vla
20629 and handle unnamed array case.
20630 (grokdeclarator): Refactored VLA warning case.
20631 * c.opt (Wvla): New flag.
20632 * doc/invoke.texi (Wvla): New warning.
20634 2007-03-12 Richard Henderson <rth@redhat.com>
20636 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20637 (TARGET_SECTION_TYPE_FLAGS): New.
20639 2007-03-12 Richard Henderson <rth@redhat.com>
20641 * config/darwin.c (machopic_reloc_rw_mask): New.
20642 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20643 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20645 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20647 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20648 * cppdefault.h (cpp_PREFIX): Document.
20649 (cpp_PREFIX_len): Likewise.
20650 (cpp_EXEC_PREFIX): New variable.
20651 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20652 * c-incpath.c (add_standard_paths): Correct logic for relocating
20653 paths within prefix.
20655 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20657 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20658 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20660 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20661 fix_truncdfdi_sse using SSEMODEF mode macro.
20662 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20663 fix_truncdfsi_sse using SSEMODEF mode macro.
20664 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20665 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20667 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20669 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20670 elfos.h to tm_file.
20672 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20674 * tree.h : Add multiple_of_p declaration.
20675 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20676 * ipa-type-escape.c (results_of_malloc): Redundant.
20677 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20678 (cast_type): Extended with new members.
20679 (check_cast): Returns cast_type.
20680 (cast): New structure for data of walk_use_def_chains.
20681 (is_malloc_result, is_cast_from_non_pointer_1,
20682 is_cast_from_non_pointer,
20683 is_array_access_through_pointer_and_index): New functions.
20684 (look_for_casts): Returns cast types.
20685 (check_call): Returns void.
20686 (okay_pointer_operation): Use support of pointer plus index,
20687 pointer plus constant and allow all multiplications.
20689 2007-03-11 Richard Guenther <rguenther@suse.de>
20691 PR tree-optimization/31115
20692 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20693 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20694 A shift count of zero is not special as with *_DIV_EXPR.
20695 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20698 2007-03-11 Ian Lance Taylor <iant@google.com>
20700 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20701 the *_DIV_EXPR codes correctly with overflow infinities.
20703 2007-03-11 Ira Rosen <irar@il.ibm.com>
20705 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20706 indicate success/failure of the analysis. Add negation to subtrahend
20707 in case of subtraction. Fail if both operands contain constants.
20708 (create_data_ref): Fail if analyze_offset fails.
20710 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20712 * config/i386/i386.md (frndintxf2): Rename to ...
20713 (rintxf2): ... this. Remove expander having same name.
20714 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20715 (roundsf2, rounddf2): Ditto.
20716 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20717 (lround<mode>di2, lround<mode>si2): Ditto.
20719 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20721 * lower-subreg.c: Include except.h.
20722 (decompose_multiword_subregs): Verify that the only control flow
20723 insns we can split are loads to multi-words pseudos.
20724 Handle breaking such blocks after splitting, instead of calling
20725 find_many_sub_basic_blocks.
20727 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20728 on the new basic block. Add a lengthy comment explaining why we
20729 thought this was necessary.
20730 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20732 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20735 * tree.c (walk_type_fields): Recurse into the element type of
20736 ARRAY_TYPEs if there is a pointer set.
20738 2007-03-10 Dirk Mueller <dmueller@suse.de>
20740 * c-common.c (warn_logical_operator): Fix condition.
20742 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20744 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20746 * config/darwin.c (machopic_select_section): Remove superfluous
20747 argument in call to categorize_decl_for_section. Remove unused
20750 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20752 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20754 * configure: Regenerate.
20756 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20759 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20760 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20761 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20762 Add LABEL_NUSES to emitted label.
20763 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20764 branch probability value to emitted jump insn.
20765 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20766 Do not check life information and do not re-arrange input operands
20767 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20769 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20771 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20772 the change of decode_asm_operands.
20774 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20776 * mode-switching.c (create_pre_exit): Skip blockage insn.
20778 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20780 * tree-pass.h (TODO_update_smt_usage): Remove.
20782 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20786 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20788 * pa.c (attr_length_call): Revise condition for long
20789 pc-relative branch.
20790 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20791 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20792 sequence on SOM target.
20794 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20796 * gcc.c: Document %{, in big comment at top.
20797 (input_suffix_matches): Remove special handling for .s and
20799 (input_spec_matches): New.
20800 (handle_braces): Handle %{,.
20801 (validate_switches): ',' indicates a value which is not a switch.
20802 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20803 to detect assembler input.
20804 * config/i386/sol2.h (CPP_SPEC): Likewise.
20805 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20806 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20807 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20808 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20809 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20810 -m64 causes deployment target to default to 10.5.
20811 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20813 2007-03-09 Richard Henderson <rth@redhat.com>
20816 * target.h (targetm.asm.out.reloc_rw_mask): New.
20817 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20818 (TARGET_ASM_OUT): Use it.
20819 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20820 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20821 use the new reloc_rw_mask target hook instead.
20822 (default_section_type_flags_1): Merge into...
20823 (default_section_type_flags): ... here.
20824 (decl_readonly_section_1): Merge into...
20825 (decl_readonly_section): ... here.
20826 (default_elf_select_section_1): Merge into...
20827 (default_elf_select_section): ... here.
20828 (default_unique_section_1): Merge into...
20829 (default_unique_section): ... here.
20830 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20831 (default_select_rtx_section): Use it.
20832 (default_elf_select_rtx_section): Likewise.
20833 * output.h: Update to match.
20834 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20835 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20836 (TARGET_ASM_RELOC_RW_MASK): New.
20837 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20838 to categorize_decl_for_section.
20839 (x86_64_elf_unique_section): Likewise.
20840 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20841 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20842 (TARGET_ASM_RELOC_RW_MASK): New.
20843 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20844 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20845 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20846 (TARGET_RWRELOC): Remove.
20847 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20848 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20849 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20850 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20851 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20852 (rs6000_xcoff_select_section): Use decl_readonly_section.
20853 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20854 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20855 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20856 (TARGET_SECTION_TYPE_FLAGS): Remove.
20857 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20859 2007-03-09 Roger Sayle <roger@eyesopen.com>
20861 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20862 complex constant equality/inequality comparisons for here.
20863 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20864 known at compile-time or can be simplified to a scalar comparison.
20865 (fold_relational_const): Move compile-time evaluation of complex
20866 constant equality/inequality comparisons to here.
20868 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20870 PR rtl-optimization/30643
20871 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20873 (fold_rtx): Recurse, like before 2006-11-03.
20875 2007-03-09 DJ Delorie <dj@redhat.com>
20877 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20880 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20882 PR tree-optimization/30375
20883 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20884 LHS of statements is not the same.
20885 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20887 2007-03-09 Chao-ying Fu <fu@mips.com>
20889 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20891 * doc/invoke.texi (-mdspr2): Document new option.
20892 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20893 New unspec for DSP REV 2.
20894 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20895 these instructions are extended in DSP REV 2.
20896 (mips-dspr2.md): Include.
20897 * config/mips/mips.opt (mdspr2): New option.
20898 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20899 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20900 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20901 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20902 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20903 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20904 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20906 (bdesc_map): Add one field of unsupported_target_flags.
20907 (bdesc_arrays): Update entries to have extra fields. Add
20909 (mips_init_builtins): Initialize new function types.
20910 Check unsupported_target_fileds to filter out builtins.
20911 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20913 (ASM_SPEC): Pass mdspr2 to the assembler.
20914 * config/mips/mips-dspr2.md: New file.
20916 2007-03-09 Sa Liu <saliu@de.ibm.com>
20918 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20920 2007-03-09 Ian Lance Taylor <iant@google.com>
20922 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20923 argument) like -Wstrict-overflow=2.
20924 * doc/invoke.texi (Warning Options): Update documentation.
20926 2007-03-09 Dirk Mueller <dmueller@suse.de>
20929 * doc/invoke.texi (-Wlogical-op): Document.
20930 * common.opt (-Wlogical-op): New.
20931 * c-common.h (warn_logical_operator): Declare.
20932 * c-common.c (warn_logical_operator): Define.
20933 * c-typeck.c (parser_build_binary_op): Call
20934 warn_logical_operator.
20936 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20938 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20939 * final.c (final_scan_insn): Test for non-"" file name.
20941 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20943 * doc/loop.texi: Document the Omega linear constraints solver.
20944 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20945 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20946 omega-hash-table-size, omega-max-keys, and
20947 omega-eliminate-redundant-constraints.
20948 * tree-pass.h (pass_check_data_deps): Declared.
20951 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20952 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20953 pass_check_data_deps): New.
20954 * tree-data-ref.c (init_data_ref): Remove declaration.
20955 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20956 (analyze_array): Renamed init_array_ref, move up initializations.
20957 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20958 Removed arguments that are set to NULL.
20959 (analyze_indirect_ref): Correct indentation, correct call to
20961 (object_analysis): Call init_array_ref instead of analyze_array.
20962 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20963 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20964 of DR_ACCESS_FNS_ADDR.
20965 (init_omega_eq_with_af, omega_extract_distance_vectors,
20966 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20967 ddr_consistent_p): New.
20968 (compute_affine_dependence): Check consistency of ddrs when
20969 flag_check_data_deps is passed.
20970 (analyze_all_data_dependences): Uncomment.
20971 (tree_check_data_deps): New.
20972 * tree-data-ref.h: Include omega.h.
20973 (DR_ACCESS_FNS_ADDR): Removed.
20974 (data_dependence_relation): Add inner_loop.
20975 (DDR_INNER_LOOP): New.
20976 * common.opt (fcheck-data-deps): New.
20977 * tree-flow.h (tree_check_data_deps): Declare.
20978 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20979 (OBJS-common): Depend on omega.o.
20981 * passes.c (pass_check_data_deps): Scheduled.
20982 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20983 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20984 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20985 PARAM_VECT_MAX_VERSION_CHECKS,
20986 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20988 2007-03-09 Richard Guenther <rguenther@suse.de>
20990 PR tree-optimization/30904
20991 PR middle-end/31058
20992 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20993 the same way as *_DIV_EXPR.
20995 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20997 * recog.c (decode_asm_operands): No mixed declarations and code.
20999 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21001 * rtl.def (ASM_INPUT): Add location.
21002 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21003 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21004 (decode_asm_operands): Add loc operand.
21005 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21006 * stmt.c (expand_asm): Rename to...
21007 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21008 gen_rtx_ASM_INPUT_loc.
21009 (expand_asm_expr): Adjust.
21010 * recog.c (decode_asm_operands): Add loc operand.
21011 (check_asm_operands, extract_insn): Adjust.
21012 * reload1.c (maybe_fix_stack_asms): Likewise.
21013 * final.c (asm_insn_count): Likewise.
21014 (final_scan_insn): Output # line before and after asm.
21016 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21018 * tree-ssa-structalias.c (variable_info): Remove
21020 (new_var_info): Ditto.
21021 (shared_bitmap_info_t): New structure.
21022 (shared_bitmap_table): New variable.
21023 (shared_bitmap_hash): New function.
21024 (shared_bitmap_eq): Ditto
21025 (shared_bitmap_lookup): Ditto.
21026 (shared_bitmap_add): Ditto.
21027 (merge_smts_into): Change to take bitmap directly.
21028 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21029 (init_alias_vars): Init shared bitmap hashtable.
21030 (delete_points_to_sets): Delete shared bitmap hashtable.
21031 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21032 is_aliased removal as a change that was still necessary was
21035 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21037 * config/i386/i386.h (override_options): Conditionally disable
21038 x86_sahf for 64bit targets only.
21040 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21043 * c-decl.c (merge_decls): Don't call make_var_volatile.
21044 * varasm.c (make_var_volatile): Remove.
21045 * output.h (make_var_volatile): Remove.
21047 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21049 PR tree-optimization/31085
21050 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21052 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21054 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21055 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21056 ATTR_CONST_NOTHROW_LIST.
21058 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21061 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21063 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21065 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21068 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21070 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21071 passed, use shared libgcc.
21073 2007-03-08 Roger Sayle <roger@eyesopen.com>
21075 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21076 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21077 (honor_protect_cleanup_actions, lower_try_finally_switch):
21079 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21080 ifc_temp_var): Likewise.
21081 * tree-inline.c (setup_one_parameter): Likewise.
21082 * tree-mudflap.c (mf_decl_cache_locals,
21083 mf_build_check_statement_for): Likewise.
21084 * tree-nested.c (init_tmp_var, save_tmp_var,
21085 finalize_nesting_tree_1): Likewise.
21086 * tree-outof-ssa.c (insert_copy_on_edge,
21087 insert_backedge_copies): Likewise.
21088 * tree-profile.c (tree_gen_edge_profiler,
21089 tree_gen_ic_profiler): Likewise.
21090 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21091 * tree-sra.c (sra_build_assignment): Likewise.
21092 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21093 * tree-ssa-math-opts.c (insert_reciprocals,
21094 execute_cse_sincos_1): Likewise.
21095 * tree-tailcall.c (adjust_accumulator_values,
21096 adjust_return_value): Likewise.
21097 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21098 * tree-vect-transform.c (vect_create_data_ref_ptr,
21099 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21100 vect_create_epilog_for_reduction, vectorizable_reduction,
21101 vectorizable_call, vectorizable_conversion,
21102 vectorizable_assignment, vectorizable_operation,
21103 vectorizable_type_demotion, vect_gen_widened_results_half,
21104 vect_permute_store_chain, vectorizable_store,
21105 vect_setup_realignment, vect_permute_load_chain,
21106 vectorizable_load, vectorizable_condition,
21107 vect_create_cond_for_align_checks): Likewise.
21108 * tree-vrp.c (build_assert_expr_for): Likewise.
21110 2007-03-08 Ian Lance Taylor <iant@google.com>
21112 * tree-vrp.c: Include "intl.h".
21113 (usable_range_p): New static function.
21114 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21115 overflowed values, juts set *strict_overflow_p.
21116 (compare_values): Only return -2 if one of the operands is not a
21118 (compare_ranges): Call usable_range_p.
21119 (compare_range_with_value): Likewise.
21120 (vrp_evaluate_conditional_warnv): Rename from
21121 vrp_evaluate_conditional. Make static. Change all callers.
21122 (vrp_evaluate_conditional): New function.
21123 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21124 on signed overflow.
21125 (simplify_abs_using_ranges): Likewise.
21126 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21127 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21128 within_stmt parameter.
21129 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21130 vrp_evaluate_conditional.
21131 * tree-ssa-threadedge.c
21132 (record_temporary_equivalences_from_stmts_at_dest): Change
21133 simplify parameter to take a second tree parameter.
21134 (simplify_control_stmt_condition): Likewise.
21135 (thread_across_edge): Likewise.
21136 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21137 (thread_across_edge): Likewise.
21138 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21140 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21142 * config/i386/i386.h (TARGET_SAHF): New define.
21143 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21144 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21145 (x86_sahf): New global variable.
21146 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21147 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21148 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21149 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21151 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21152 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21153 when expanding fcomi/sahf based tests.
21154 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21155 expanding sahf based alternative. Emit sahf based sequence when
21156 optimizing for code size.
21157 * config/i386/i386.md (x86_sahf_1): Do not disable for
21158 TARGET_64BIT, enable for TARGET_SAHF.
21160 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21162 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21163 spurious whitespace from error message.
21165 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21168 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21170 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21172 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21174 * tree-sra.c (instantiate_element): Propagate disabled warnings
21175 from the element itself to the created variable.
21177 2007-03-07 Richard Henderson <rth@redhat.com>
21180 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21181 silently fix up the stack in the case of a missing register.
21183 2007-03-07 Paul Brook <paul@codesourcery.com>
21185 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21187 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21189 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21191 (phase1_vrs): Use them.
21192 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21193 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21194 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21195 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21196 __gnu_Unwind_Restore_WMMXC if required.
21197 (_Unwind_VRS_Pop): Implement iWMMXt support.
21198 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21199 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21200 gnu_Unwind_Save_WMMXC): Define.
21202 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21204 * config/vxworks.h (vxworks_override_options): Declare.
21205 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21206 * config/vxworks.c: Include target.h and toplev.h.
21207 (vxworks_override_options): New function.
21208 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21210 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21212 * config/s390/s390.c (override_options): Don't emit an error when
21213 -mstack-size is used without providing -mstack-guard.
21214 (s390_emit_prologue): Choose stack_guard value automatically if not
21215 provided via command line.
21216 * doc/invoke.texi: Adjust description of -mstack-guard and
21219 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21221 * config/i386/i386.c (output_set_got): Add a GOT initialization
21222 sequence for VxWorks PIC.
21223 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21224 around labels as well as symbols. Use gotoff_operand instead
21225 of local_symbolic_operand.
21226 (legitimize_pic_address): Use gotoff_operand instead of
21227 local_symbolic_operand. Use @GOT accesses for labels as
21229 (ix86_output_addr_diff_elt): Use PC-relative rather than
21230 GP-relative offsets for VxWorks PIC.
21231 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21232 no_new_pseudos. Check whether the returned register is op0.
21233 * config/i386/i386.md (tablejump): Use PC-relative rather than
21234 GP-relative offsets for VxWorks PIC.
21235 * config/i386/predicates.md (gotoff_operand): New predicate.
21237 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21239 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21241 * config/vxworks-dummy.h: New file.
21242 * config/i386/i386.h: Include it.
21244 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21246 * dwarf2out.c (is_inlined_entry_point): New
21247 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21248 DW_AT_ranges if the first subblock is the entry point.
21250 2007-03-06 David Daney <ddaney@avtrex.com>
21252 * doc/install.texi (mips-*-*): Change recommended binutils
21255 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21257 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21258 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21260 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21261 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21263 2007-03-06 Jan Hubicka <jh@suse.cz>
21265 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21266 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21268 (probably_cold_bb_p): Cold functions are cold.
21269 (probably_never_executed_bb_p): Cold functions are cold.
21270 (tree_bb_level_predictions): Predict calls to cold functions as not
21272 (compute_function_frequency): Check hot/cold attributes.
21273 * function.h (function_frequency): Update comments.
21274 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21275 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21276 (c_common_att): Add cold and hot.
21278 * doc/extend.texi (hot,cold attributes): Document.
21280 2007-03-06 Andrew Haley <aph@redhat.com>
21282 * function.c (expand_function_end): Move blockage to just after we
21283 emit the label for the naked return from the function.
21285 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21287 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21290 2007-03-06 Jan Hubicka <jh@suse.cz>
21292 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21293 loaded for constant large models. Non-large 64bit PIC can do.
21294 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21295 * cmodel.h: Add LARGE PIC.
21296 * i386.md (UNSPEC_PLTOFF): New.
21297 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21299 (*call_1_rex64): Disable for large models.
21300 (*call_1_rex64_large): New.
21301 (*call_value_1_rex64): Disable for large models.
21302 (*call_value_1_rex64_large): New.
21303 (set_rip_rex4): New.
21304 (set_got_offset_rex64): New.
21305 * predicates.md (constant_call_address_operand): For large model
21306 constant calls are not possible.
21307 * i386-protos.h (construct_plt_address): Declare.
21308 * i386.c (override_options): Accept large models.
21309 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21310 (legitimate_constant_p): Add new UNSPECs.
21311 (legitimate_pic_operand_p): Likewise.
21312 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21313 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21315 (output_pic_addr_const): Add PLTOFF.
21316 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21317 (ix86_expand_move): Legitimize pic address when in PIC mode.
21318 (construct_plt_address): New function.
21319 (ix86_expand_call): Offload the address to register and use GOT
21320 pointer for large model.
21321 * invoke.texi (mcmodel=large): Update documentation.
21323 2007-03-06 Richard Henderson <rth@redhat.com>
21325 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21326 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21327 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21328 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21329 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21330 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21331 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21332 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21333 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21334 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21335 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21336 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21337 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21338 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21339 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21340 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21341 x86_schedule, x86_use_bt, x86_pad_returns,
21342 x86_use_xchgb): Merge into ...
21343 (ix86_tune_features): ... here. New array.
21344 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21345 x86_bswap): Merge into ...
21346 (ix86_arch_features): ... here. New array.
21347 (x86_3dnow_a): Remove.
21348 (x86_accumulate_outgoing_args): Make static.
21349 (x86_arch_always_fancy_math_387): Make static.
21350 (ix86_tune_mask, ix86_arch_mask): Move ...
21351 (override_options): ... to local variables here. Apply the
21352 appropriate mask to each element of ix86_arch_features and
21353 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21354 as were done in the old macros.
21355 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21356 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21357 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21358 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21359 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21360 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21361 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21362 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21363 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21364 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21365 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21366 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21367 x86_accumulate_outgoing_args, x86_prologue_using_move,
21368 x86_epilogue_using_move, x86_decompose_lea,
21369 x86_arch_always_fancy_math_387, x86_shift1,
21370 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21371 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21372 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21373 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21374 x86_use_incdec, x86_pad_returns, x86_bswap,
21375 x86_partial_flag_reg_stall): Remove.
21376 (enum ix86_tune_indices): New.
21377 (ix86_tune_features): New.
21378 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21379 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21380 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21381 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21382 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21383 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21384 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21385 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21386 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21387 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21388 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21389 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21390 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21391 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21392 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21393 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21394 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21395 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21396 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21397 TARGET_EXT_80387_CONSTANTS): Use it.
21398 (enum ix86_arch_indices): New.
21399 (ix86_arch_features): New.
21400 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21401 TARGET_BSWAP): Use it.
21402 (ix86_tune_mask, ix86_arch_mask): Remove.
21404 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21407 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21408 Define using $${sysroot_headers_suffix}.
21409 * configure: Regenerate.
21410 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21411 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21413 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21414 * gcc.c (print_sysroot_headers_suffix): New.
21415 (option_map): Include --print-sysroot-headers-suffix.
21416 (display_help): Mention -print-sysroot-headers-suffix.
21417 (process_command): Handle -print-sysroot-headers-suffix.
21418 (do_spec_1): Append multilib directory to include-fixed path if
21419 sysroot suffixes in use.
21420 (main): Handle -print-sysroot-headers-suffix.
21421 * Makefile.in (start.encap): Don't depend on xlimits.h
21422 (xlimits.h): Remove.
21423 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21424 limits.h for each multilib in fixinc_list.
21425 (fixinc_list, s-fixinc_list): New.
21426 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21427 generate them for each multilib in fixinc_list.
21428 (stmp-fixproto): Use include-fixed. Run fixproto for each
21429 multilib in fixinc_list.
21430 (mostlyclean): Don't remove xlimits.h.
21431 (clean): Remove include-fixed.
21432 (real-install-headers-tar, real-install-headers-cpio,
21433 real-install-headers-cp): Don't copy include, only include-fixed.
21434 (install-mkheaders): Depend on fixinc_list. Don't depend on
21435 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21436 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21437 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21439 2007-03-06 Jan Hubicka <jh@suse.cz>
21441 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21446 * configure.ac: Allow tm_file to contain build-directory files.
21447 * configure: Regenerate.
21448 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21449 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21450 * config/m68k/print-sysroot-suffix.sh: New file.
21452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21454 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21455 of pic_offset_table_rtx if reload_completed.
21456 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21457 PIC_OFFSET_TABLE_REGNUM.
21458 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21460 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21461 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21465 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21466 functions that call eh_return.
21468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21470 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21471 functions that need a constant pool.
21473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21476 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21477 (m68k_preferred_reload_class): Likewise.
21478 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21479 (SECONDARY_RELOAD_CLASS): Define.
21480 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21481 (LIMIT_RELOAD_CLASS): Delete.
21482 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21483 registers from storing bytes.
21484 (m68k_secondary_reload_class): New function.
21485 (m68k_preferred_reload_class): Likewise.
21487 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21489 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21491 (m68k_expand_prologue): Likewise.
21493 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21495 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21496 (mips_expand_epilogue): Add a bool parameter.
21497 (m68k_legitimize_sibcall_address): Declare.
21498 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21499 (m68k_expand_epilogue): Add a parameter to select between sibling
21500 and normal epilogues. Only generate a return for the latter.
21501 (m68k_ok_for_sibcall_p): New function.
21502 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21503 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21504 (sibcall_value, *sibcall_value): Likewise.
21505 (*call, *call_value): Require !SIBLING_CALL_P.
21506 (epilogue): Update call to m68k_expand_epilogue.
21507 (sibcall_epilogue): New pattern.
21508 * config/m68k/predicates.md (const_call_operand): Say that this
21509 predicate applies to sibling calls too.
21510 (sibcall_operand): New predicate.
21512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21514 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21515 alternatives as movsi_cf.
21516 (movsf_cf_hard): Add commentary.
21518 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21519 Richard Sandiford <richard@codesourcery.com>
21521 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21522 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21523 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21524 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21525 as being live on exit from an interrupt function.
21526 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21527 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21528 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21529 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21530 (m68k_interrupt_function_p): Globalize.
21531 (m68k_compute_frame_layout): Remove reverse mask code.
21532 (m68k_emit_movem, m68k_set_frame_related): New functions.
21533 (m68k_output_function_prologue): Delete in favor of...
21534 (m68k_expand_prologue): ...this new function.
21535 (m68k_output_function_epilogue): Delete in favor of...
21536 (m68k_expand_epilogue): ...this new function.
21537 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21539 (print_operand): Handle %?.
21540 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21541 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21542 (prologue, epilogue): New patterns.
21543 (return): Turn into a define_expand.
21544 (*return): New pattern, derived from old "return" pattern. Use rte
21545 rather than rts for interrupt functions. Only use rtd if the pop
21547 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21548 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21549 (link, *link, unlink, *unlink, load_got): Likewise.
21551 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21555 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21556 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21557 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21558 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21559 and m68k_matches_u_p.
21560 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21561 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21562 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21563 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21564 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21565 (REG_STRICT_P): New macro.
21566 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21567 PCREL_GENERAL_OPERAND_OK.
21568 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21569 m68k_legitimate_base_reg_p.
21570 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21571 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21572 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21573 * config/m68k/m68k.c (m68k_address): New structure.
21574 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21575 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21576 (m68k_jump_table_ref_p, m68k_decompose_address)
21577 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21578 (m68k_matches_u_p): New functions.
21579 (print_operand_address): Rewrite to use m68k_decompose_index.
21581 2007-03-05 David Taylor <dtaylor@emc.com>
21583 * gcc.c: Correct copyright date in --version output.
21585 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21587 * pa.md: In unamed move patterns, disparge copies between general
21588 and floating point registers using '?' modifier. Don't include 'f'
21589 constraint for register preferences in DImode, SImode, HImode and
21590 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21591 Remove constraints for copies between general and floating registers
21592 in soft-float DFmode pattern.
21593 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21597 2007-03-05 Mike Stump <mrs@apple.com>
21599 * c-common.c (targetcm): Add.
21600 * c-opts.c (c_common_handle_option): Handle language specific
21602 * opts.c (handle_option): Verify language for target options, if
21604 * opth-gen.awk: Add CL_LANG_ALL.
21605 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21606 (TARGETCM_INITIALIZER): Add.
21607 * target.h (struct gcc_targetcm): Add.
21609 * targhooks.c (default_handle_c_option): Add.
21610 * targhooks.h (default_handle_c_option): Add.
21611 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21613 * config/darwin.opt (iframework): Add.
21614 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21615 * config/darwin-c.c (handle_c_option): Add.
21616 (TARGET_HANDLE_C_OPTION): Add.
21618 * doc/invoke.texi (Darwin Options): Add -iframework.
21620 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21622 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21625 2007-03-05 Ian Lance Taylor <iant@google.com>
21627 * c.opt (fgnu89-inline): New option.
21628 * c-opts.c (c_common_post_options): Set default value for
21630 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21631 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21633 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21634 (grokdeclarator, start_function): Likewise.
21635 * c-cppbuiltin.c (c_cpp_builtins): Define either
21636 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21637 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21638 (C Dialect Options): Document -fgnu89-inline.
21639 * doc/extend.texi (Function Attributes): Explain what the
21640 gnu_inline attribute does.
21641 * doc/cpp.texi (Common Predefined Macros): Document
21642 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21644 2007-03-05 Ian Lance Taylor <iant@google.com>
21646 PR tree-optimization/31034
21647 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21648 half-range if the other side is an overflow infinity.
21650 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21652 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21653 (bfin*-linux-uclibc*): New configuration.
21654 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21656 * config/bfin/linux.h: New file.
21657 * config/bfin/libgcc-bfin.ver: New file.
21658 * config/bfin/t-bfin-uclinux: New file.
21659 * config/bfin/t-bfin-linux: New file.
21660 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21661 (TARGET_OS_CPP_BUILTINS): New macro.
21663 2007-03-05 Richard Guenther <rguenther@suse.de>
21665 * fold-const.c (fold_binary): Remove duplicate folding
21666 of comparison of non-null ADDR_EXPR against null.
21668 2007-03-05 Richard Guenther <rguenther@suse.de>
21669 Dorit Nuzman <dorit@il.ibm.com>
21671 PR tree-optimization/26420
21672 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21673 are no loops in the function. Only print the number of
21674 vectorized loops if it is greater than zero or we are supposed
21675 to print information about unvectorized loops.
21677 2007-03-05 Revital Eres <eres@il.ibm.com>
21679 * gcc.dg/var-expand1.c: New test.
21680 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21681 when an accumulator is expanded.
21683 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21686 * c-common.c (convert_and_check): Don't give warnings for
21687 conversion if 'expr' already overflowed.
21689 2007-03-04 Roger Sayle <roger@eyesopen.com>
21691 PR middle-end/30744
21692 * fold-const.c (fold_comparison): Enforce type consistency when
21693 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21695 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21697 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21698 containing a cast to the base of TARGET_MEM_REF.
21700 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21702 * tree.c (tree_contains_struct_check_failed): Remove spurious
21703 whitespace from error message.
21705 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21708 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21709 instead of precision.
21711 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21712 Nathan Sidwell <nathan@codesourcery.com>
21714 * emit-rtl.c (find_auto_inc): New.
21715 (try_split): recreate REG_INC notes,
21716 Use regular for loops rather than whiles.
21718 2007-03-03 Andreas Schwab <schwab@suse.de>
21720 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21721 * configure: Regenerate.
21723 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21725 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21726 flag_rounding_math, not flag_unsafe_math_optimizations.
21728 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21730 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21731 alpha_fold_vector_minmax): Likewise.
21732 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21733 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21735 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21737 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21738 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21739 if the lhs has side-effects.
21740 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21742 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21744 * config/i386/i386.h (TUNEMASK): Remove define.
21745 (ARCHMASK): Remove define.
21746 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21747 Use ix86_arch_mask variable instead of ARCHMASK.
21748 * config/i386/i386.c (override_options): Ditto.
21749 (standard_80387_constant_p): Ditto.
21751 2007-03-02 Ian Lance Taylor <iant@google.com>
21753 Used signed infinities in VRP.
21754 * tree-vrp.c (uses_overflow_infinity): New static function.
21755 (supports_overflow_infinity): New static function.
21756 (make_overflow_infinity): New static function.
21757 (negative_overflow_infinity): New static function.
21758 (positive_overflow_infinity): New static function.
21759 (is_negative_overflow_infinity): New static function.
21760 (is_positive_overflow_infinity): New static function.
21761 (is_overflow_infinity): New static function.
21762 (overflow_infinity_range_p): New static function.
21763 (compare_values_warnv): New function split out of compare_values.
21764 (compare_value): Call it.
21765 (set_value_range_to_nonnegative): Add overflow_infinity
21766 parameter. Change caller.
21767 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21769 (vrp_expr_computes_nonzero): Likewise.
21770 (compare_ranges, compare_range_with_value): Likewise.
21771 (compare_name_with_value, compare_names): Likewise.
21772 (vrp_evaluate_conditional): Likewise.
21773 (set_value_range): Handle infinity
21774 (vrp_operand_equal_p, operand_less_p): Likewise.
21775 (extract_range_from_assert): Likewise.
21776 (vrp_int_const_binop): Likewise.
21777 (extract_range_from_binary_expr): Likewise.
21778 (extract_range_from_unary_expr): Likewise.
21779 (extract_range_from_comparison): Likewise.
21780 (extract_range_from_expr): Likewise.
21781 (dump_value_range): Likewise.
21782 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21783 (test_for_singularity): Likewise.
21784 (vrp_int_const_binop): Remove inline qualifier.
21785 (adjust_range_with_scev): Add comment.
21786 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21788 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21790 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21791 (get_constraint_for): Likewise.
21792 (do_structure_copy): Likewise.
21793 (find_func_aliases): Fix references to MODIFY_EXPR.
21794 (intra_create_variable_infos): Tidy.
21795 * tree-ssa-operands.c (add_virtual_operand): Add argument
21797 When adding members of alias sets, if IS_CALL_SITE is true and
21798 the symbol is not call-clobbered, skip it.
21799 Adjust all callers.
21801 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21803 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21804 entry by means of emit_insn_at_entry.
21806 2007-03-02 Richard Henderson <rth@redhat.com>
21808 * expr.h (promoted_input_arg): Remove decl.
21809 * function.c (promoted_input_arg): Merge into ...
21810 * combine.c (setup_incoming_promotions): ... only caller.
21811 Rearrange to avoid double loop.
21813 2007-03-02 Ben Elliston <bje@au.ibm.com>
21814 Peter Bergner <bergner@vnet.ibm.com>
21815 Janis Johnson <janis187@us.ibm.com>
21817 * config/rs6000/dfp.md: New file.
21818 * config/rs6000/rs6000.md: Include dfp.md.
21819 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21820 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21821 and TDmode decimal float modes in FP registers.
21822 (num_insns_constant): Likewise.
21823 (rs6000_legitimate_offset_address_p): Likewise.
21824 (rs6000_legitimize_address): Likewise.
21825 (rs6000_legitimize_reload_address): Likewise.
21826 (rs6000_legitimate_address): Likewise.
21827 (rs6000_emit_move): Likewise.
21828 (function_arg_boundary): Likewise.
21829 (function_arg_advance): Likewise.
21830 (rs6000_darwin64_record_arg_recurse): Likewise.
21831 (function_arg): Likewise.
21832 (rs6000_gimplify_va_arg): Likewise.
21833 (rs6000_split_multireg_move): Likewise.
21834 (rs6000_output_function_epilogue): Likewise.
21835 (rs6000_output_function_epilogue): Likewise.
21836 (rs6000_register_move_cost): Likewise.
21837 (rs6000_function_value): Likewise.
21838 (rs6000_libcall_value): Likewise.
21840 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21842 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21844 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21846 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21847 Use $MULTIDIR to choose between the kernel and RTP headers,
21848 and use $WIND_BASE and $WIND_USR to locate them.
21850 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21852 * config/i386/i386.c (override_options): Put initialization of
21853 ix86_tune_mask and ix86_arch_mask to the correct place.
21855 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21856 Michael Meissner <michael.meissner@amd.com>
21859 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21860 (ARCHMASK): Define.
21861 (TARGET_CMOVE): Use ARCHMASK.
21862 (TARGET_CMPXCHG): Ditto.
21863 (TARGET_CMPXCHG8B): Ditto.
21864 (TARGET_XADD): Ditto.
21865 (TARGET_BSWAP): Ditto.
21866 * config/i386/i386.c (ix86_tune_mask): New global variable.
21867 (ix86_arch_mask): Ditto.
21868 (override_options): Initialize ix86_tune_mask and
21869 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21872 2007-03-02 Ben Elliston <bje@au.ibm.com>
21875 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21877 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21879 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21880 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21881 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21882 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21884 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21885 rs6000_init_dwarf_reg_sizes_extra): New.
21886 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21887 SPE register high parts.
21889 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21891 * Makefile.in: Add install-pdf target as
21892 copied from automake v1.10 rules.
21893 * configure.ac: Add install-pdf to target list.
21894 * configure: Regenerate.
21896 2007-03-01 Paul Brook <paul@codesourcery.com>
21898 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21899 modes to LDRD for DImode.
21900 (output_move_double): Fixup out of range ldrd/strd.
21901 (vfp_secondary_reload_class): Rename...
21902 (coproc_secondary_reload_class): ... to this. Add wb argument.
21903 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21904 coproc_secondary_reload_class for CLASS_IWMMXT.
21905 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21906 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21908 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21910 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21911 unroll factor by the estimated number of iterations.
21912 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21913 than prefetch latency.
21915 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21916 decode_caches_intel, detect_caches_intel): New functions.
21917 (host_detect_local_cpu): Use detect_caches_amd and
21918 detect_caches_intel.
21920 2007-03-01 Richard Henderson <rth@redhat.com>
21922 * expr.c (emit_move_complex_push): Export.
21923 (emit_move_complex_parts): Split out from ...
21924 (emit_move_complex): ... here.
21925 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21926 * config/i386/i386.md (movcdi): New.
21928 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21930 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21931 size of mode1 to check for tieable modes in MMX case.
21933 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21935 * Makefile.in (rtlanal.o): Depend on tree.h.
21936 * rtl.h (offset_within_section_p, split_const): Declare.
21937 * rtlanal.c: Include tree.h.
21938 (offset_within_block_p): New function, taken from
21939 mips_offset_within_object_p.
21940 (split_const): New function, taken from mips_split_const.
21941 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21943 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21944 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21945 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21946 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21947 (m68k_illegitimate_symbolic_constant_p): New function.
21948 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21949 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21950 symbolic constant that might be outside the symbol's section,
21951 move the symbol first and then add the offset.
21952 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21954 * config/mips/mips.c (mips_split_const): Delete.
21955 (mips_offset_within_object_p): Delete.
21956 (mips_symbolic_constant_p): Use offset_within_section_p and
21957 split_const instead of mips_offset_within_object_p and
21959 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21960 (mips_legitimize_const_move, print_operand_reloc)
21961 (mips_dangerous_for_la25_p): Use split_const instead of
21964 2007-02-28 Eric Christopher <echristo@apple.com>
21966 * Makefile.in (install-include-dir): Don't rm -rf include.
21968 2007-02-28 Richard Guenther <rguenther@suse.de>
21970 PR middle-end/30364
21971 * fold-const.c (fold_binary): Do not associate expressions
21972 with more than one variable for integer types that do not wrap.
21974 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21976 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21977 Delete, and replace with...
21978 (fold_builtin_call_array): This. Update callers to use it.
21979 * fold-const.c (fold_build_call_list): Delete, and replace with...
21980 (fold_build_call_array): This.
21981 (fold_build_call_list_initializer): Delete, and replace with...
21982 (fold_build_call_array_initializer): This.
21983 * tree.h: Update declarations to reflect above changes.
21985 * c-typeck.c (build_function_call): Store converted arguments
21986 in a stack-allocated array instead of building a list.
21987 (convert_arguments): Store arguments in the array passed in as an
21988 argument, and return the actual number of arguments.
21989 * c-format.c: (check_function_format): Pass arguments in an
21990 array instead of a list.
21991 * c-common.c (check_function_nonnull): Likewise.
21992 (check_function_sentinel): Likewise.
21993 (check_function_arguments): Likewise.
21994 * c-common.h: Update declarations to reflect above changes.
21996 2007-02-28 Jan Hubicka <jh@suse.cz>
21998 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21999 PRED_NEGATIVE_RETURN): Update outcomes.
22001 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22003 * calls.c (emit_library_call_value_1): Handle partial registers
22004 correctly when building up CALL_INSN_FUNCTION_USAGE.
22006 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22008 * pa/predicates.md (move_src_operand): Allow zero for mode.
22009 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22012 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22015 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22016 *movv2df_internal): Enable pattern only for valid operand
22018 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22019 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22021 2007-02-27 Mike Stump <mrs@apple.com>
22023 * config/darwin-crt3.c: Avoid compilation when compiling for a
22026 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22028 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22030 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22031 for fixed headers and limits.h.
22032 (install-include-dir, install-headers-tar, install-headers-cpio,
22033 install-headers-cp, real-install-headers-tar,
22034 real-install-headers-cpio, real-install-headers-cp): Handle
22035 include-fixed as well as include.
22036 (install-mkheaders): Don't install files that go only in include
22038 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22039 from GCC_INCLUDE_DIR.
22040 * gcc.c (process_command): Remove special -BstageN/ handling.
22041 (do_spec_1): Add include-fixed directories.
22043 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22045 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22047 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22049 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22052 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22054 * c-common.c (get_priority): Add check for
22055 SUPPORTS_INIT_PRIORITY.
22057 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22059 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22061 * config/bfin/bfin.c: Include "cfglayout.h".
22062 (MAX_LSETUP_DISTANCE): New macro.
22063 (struct loop_info): New members incoming, incoming_src and
22064 incoming_dest. Delete member predecessor.
22065 (length_for_loop): New function.
22066 (bfin_optimize_loop): Handle more different loop structures.
22067 (bfin_discover_loop): Rework detection of predecessor blocks by
22068 examining incoming edges.
22069 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22071 (bfin_reorder_loops): New function.
22072 (bfin_reorg_loops): Use these three new functions.
22074 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22075 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22076 (CONSTRAINT_LEN): Add entry for 'q'.
22077 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22078 Add 'q' constraints.
22079 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22080 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22082 * config/bfin/bfin.md (add_with_carry): New pattern.
22083 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22084 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22085 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22086 support unsigned multiplies too. Removed incorrect commutativity from
22087 operand 1 constraint where appropriate.
22088 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22090 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22091 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22093 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22094 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22095 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22096 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22097 usmulhisi_hh_huh): New patterns.
22099 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22100 lshifthi3): Fix output template to use half reg for operand 2.
22102 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22105 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22107 2007-02-27 Andreas Schwab <schwab@suse.de>
22109 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22111 2007-02-27 Jan Hubicka <jh@suse.cz>
22113 * predict.c (last_basic_block_p): Remove.
22114 (tree_estimate_probability): Update return heuristic for commonized
22117 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22119 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22121 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22123 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22124 * doc/cpp.texi: Standardize title page.
22125 * doc/cppinternals.texi: Likewise.
22126 * doc/gcc.texi: Standardize title page, remove version number
22127 from copyright page.
22128 * doc/gccint.texi: Likewise.
22129 * doc/install.texi: Standardize title page, add table of
22132 2007-02-26 Jan Hubicka <jh@suse.cz>
22134 * predict.def: Set outcomes according to more recent results.
22135 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22136 Remove dead predictors.
22137 * predict.c (return_prediction): Fix pasto.
22139 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22141 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22142 change; avoid a memory leak when returning early.
22144 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22146 * c-decl.c (static_ctors): Move to c-common.c.
22147 (static_dtors): Likewise.
22148 (finish_function): Use c_record_cdtor_fn.
22149 (build_cdtor): Move to c-common.c.
22150 (c_write_global_declarations): Use c_build_cdtor_fns.
22151 * c-common.h (static_ctors): Declare.
22152 (static_dtors): Likewise.
22153 (c_record_cdtor_fn): Likewise.
22154 (c_build_cdtor_fns): Likewise.
22155 * c-common.c (static_ctors): New variable.
22156 (static_dtors): Likewise.
22157 (c_record_cdtor_fn): New function.
22158 (build_cdtor): Move from c-decl.c
22159 (c_build_cdtor_fns): New function.
22161 * output.h (assemble_addr_to_section): Declare.
22162 (get_cdtor_priority_section): Likewise.
22163 * varasm.c (assemble_addr_to_section): New function.
22164 (get_cdtor_priority_section): Likewise.
22165 (default_named_section_asm_out_destructor): Use them.
22166 (destor_dtor_section_asm_out_destructor): Likewise.
22167 (default_named_section_asm_out_constructor): Likewise.
22168 (default_ctor_section_asm_out_constructor): Likewise.
22169 * config.gcc (*-*-vxworks*): Include vxworks.o.
22170 * config/t-vxworks (vxworks.o): New target.
22171 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22172 (TARGET_ASM_CONSTRUCTOR): Define.
22173 (TARGET_ASM_DESTRUCTOR): Likewise.
22174 (vxworks_asm_out_constructor): Declare.
22175 (vxworks_asm_out_destructor): Likewise.
22177 * c-common.c (get_priority): Check that we have not just an
22178 INTEGER_CST, but an integer constant with integeral type.
22180 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22182 PR tree-optimization/30938
22183 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22184 use &dt[nargs-1] instead of &dt[nargs] in the call to
22185 vect_is_simple_use().
22187 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22189 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22190 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22191 Do not attempt to handle MEM inside auto-inc expressions.
22192 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22193 of a register modified by an auto-inc expression. However, do handle
22194 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22195 (elimination_effects): Prohibit elimination of a register modified
22196 by an auto-inc expression. Disable register elimination rules whose
22197 target register is modified by an auto-inc expression with variable
22200 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22202 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22204 (array_at_struct_end_p): New function.
22205 (idx_infer_loop_bounds): Use it.
22206 (estimate_numbers_of_iterations_loop): Export.
22207 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22208 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22209 (tree_estimate_probability): Call record_loop_exits.
22210 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22211 (estimated_loop_iterations, estimated_loop_iterations_int,
22212 estimated_loop_iterations_tree): New functions.
22213 (analyze_siv_subscript_cst_affine,
22214 compute_overlap_steps_for_affine_1_2,
22215 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22216 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22217 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22218 (PRED_LOOP_ITERATIONS_GUESSED): New.
22219 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22220 * cfgloop.h (estimate_numbers_of_iterations_loop,
22221 estimated_loop_iterations_int): Declare.
22223 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22225 * doc/extend.texi: Document optional priority argument to
22226 constructors and destructors.
22227 * tree.c (init_priority_for_decl): Adjust GTY markers.
22228 (init_ttree): Use priority-info hash functions for
22229 init_priority_for_decl.
22230 (tree_map_eq): Rename to ...
22231 (tree_map_base_eq): ... this.
22232 (tree_map_marked_p): Rename to ...
22233 (tree_map_base_marked_p): ... this.
22234 (tree_map_base_hash): New function.
22235 (decl_init_priority_lookup): Rework.
22236 (decl_fini_priority_lookup): New function.
22237 (decl_priority_info): New function.
22238 (decl_init_priority_insert): Use it.
22239 (decl_fini_priority_insert): Likewise.
22240 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22242 (decl_restrict_base_insert): Likewise.
22243 (decl_debug_expr_insert): Likewise.
22244 (decl_value_expr_lookup): Likewise.
22245 (decl_value_expr_insert): Likewise.
22246 * tree.h (priority_type): New type.
22247 (decl_init_priority_lookup): Use priority_type.
22248 (decl_fini_priority_lookup): New function.
22249 (decl_init_priority_insert): Use priority_type.
22250 (decl_fini_priority_insert): New function.
22251 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22252 (DECL_INIT_PRIORITY): Likewise.
22253 (SET_DECL_INIT_PRIORITY): Add comment.
22254 (DECL_FINI_PRIORITY): New macro.
22255 (SET_DECL_FINI_PRIORITY): Likewise.
22256 (DEFAULT_INIT_PRIORITY): Document.
22257 (MAX_INIT_PRIORITY): Likewise.
22258 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22259 (tree_map_base): New type.
22260 (tree_map_base_eq): New function.
22261 (tree_map_base_hash): Likewise.
22262 (tree_map_base_marked_p): Likewise.
22263 (tree_map): Inherit from tree_map_base.
22264 (tree_map_eq): Make it a macro.
22265 (tree_map_marked_p): Likewise.
22266 (tree_int_map): Inherit from tree_map_base.
22267 (tree_int_map_eq): Make it a macro.
22268 (tree_int_map_hash): Likewise.
22269 (tree_int_map_marked_p): Likewise.
22270 (tree_priority_map): New type.
22271 (tree_priority_map_eq): New macro.
22272 (tree_priority_map_hash): Likewise.
22273 (tree_priority_map_marked_p): Likewise.
22274 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22276 (emutls_common_1): Likewise.
22277 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22278 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22279 of tree_map hierarchy.
22280 * tree-cfg.c (move_stmt_r): Likewise.
22281 (new_label_mapper): Likewise.
22282 * c-tree.h (c_expand_body): Move to ...
22283 * c-common.h (c_expand_body): ... here.
22284 * c-decl.c (c_expand_body): Move to ...
22285 * c-common.c (c_expand_body): ... here.
22286 (c_common_attribute_table): Allow 1 argument for the constructor
22287 and destructor attributes.
22288 (get_priority): New function.
22289 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22290 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22292 2007-02-24 Jan Hubicka <jh@suse.cz>
22294 PR middle-end/30509
22295 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22296 copying for inlining.
22298 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22299 Jan Hubicka <jh@suse.cz>
22302 * i386.c (counter_mode): New function.
22303 (expand_set_or_movmem_via_loop): Use it.
22304 (expand_movmem_epilogue): Likewise; fix pasto.
22305 (ix86_expand_movmem): Do emit guard even for constant counts.
22306 (ix86_expand_setmem): Likewise.
22308 2007-02-25 Nick Clifton <nickc@redhat.com>
22310 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22311 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22313 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22316 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22317 count argument with 0x10, not with 0x16.
22318 (expand_setmem_epilogue): Ditto.
22320 2007-02-24 Mike Stump <mrs@apple.com>
22322 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22325 2007-02-24 Richard Guenther <rguenther@suse.de>
22327 PR middle-end/30951
22328 * fold-const.c (fold_binary): Fold x +- CST op x for
22329 EQ_EXPR and NE_EXPR.
22331 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22333 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22335 2007-02-24 Jan Hubicka <jh@suse.cz>
22337 * cgraphunit.c (decide_is_function_needed): Honor
22338 -fkeep-inline-functions.
22340 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22342 * builtins.c (fold_builtin_modf): New.
22343 (fold_builtin_2): Use it.
22345 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22347 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22348 (determine_max_iter): Take additional LOOP arg; all callers changed.
22349 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22350 one using simplifications.
22351 (simplify_using_initial_values): Return if the expression becomes
22352 invalid due to altered regs.
22354 2007-02-23 DJ Delorie <dj@redhat.com>
22356 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22358 2007-02-23 Mike Stump <mrs@apple.com>
22360 * tlink.c (scan_linker_output): Parse linker messages from
22361 darwin9's linker better.
22363 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22366 * varpool.c (varpool_assemble_pending_decls): Set
22367 varpool_last_needed_node to null.
22369 2007-02-23 DJ Delorie <dj@redhat.com>
22371 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22372 alignment bigger than the object file can handle.
22374 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22377 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22378 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22379 (*movsf_1): Penalize MMX moves.
22381 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22383 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22384 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22386 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22388 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22390 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22391 (fold_builtin_1): Use them.
22392 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22393 BUILT_IN_SIGNIFICAND.
22395 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22397 * config/i386/i386.c (bdesc_1arg): Initialize
22398 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22399 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22400 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22401 and IX86_BUILTIN_MOVSLDUP.
22403 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22405 PR rtl-optimization/30841
22406 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22408 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22410 * builtins.c (fold_builtin_frexp): New.
22411 (fold_builtin_2): Use it.
22413 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22415 * doc/invoke.texi (Spec Files): Document getenv spec function.
22417 * gcc.c (getenv_spec_function): New function.
22418 (static_spec_functions): Add it.
22419 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22420 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22423 2007-02-22 Michael Matz <matz@suse.de
22426 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22427 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22429 2007-02-22 Ian Lance Taylor <iant@google.com>
22432 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22433 (mem_loc_descriptor): Call it.
22435 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22436 Ira Rosen <irar@il.ibm.com>
22438 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22440 2007-02-22 Ira Rosen <irar@il.ibm.com>
22442 PR tree-optimization/30843
22443 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22444 stores only after all the group is vectorized.
22446 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22448 PR tree-optimization/30858
22449 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22450 in the reduction cycle have a single use in the loop.
22451 * tree-vectorizer.h (relevant): Add documentation.
22453 2007-02-20 Mike Stump <mrs@apple.com>
22455 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22456 * configure: Regenerate.
22458 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22460 Change the defaults of some parameters and options.
22461 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22462 * config/spu/spu.c (spu_optimization_options): Add.
22463 (spu_override_options): Change params in spu_optimization_options.
22464 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22466 Register 127 is only 16 byte aligned when used as a frame pointer.
22467 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22468 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22469 HARD_FRAME_POINTER_REGNUM.
22470 (spu_legitimate_address): Use regno_aligned_for_reload.
22471 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22472 aligned when frame_pointer_needed is true.
22473 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22475 * config/spu/spu.h (INIT_EXPANDERS): Define.
22477 Make sure shift and rotate instructions have valid immediate operands.
22478 * config/spu/predicates.md (spu_shift_operand): Remove.
22479 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22480 * config/spu/constraints.md (W, O): Extend range.
22481 * config/spu/spu.md (umask, nmask): Define.
22482 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22483 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22484 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22485 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22486 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22487 (lshr<mode>3_reg): Fix rtl description.
22489 Make sure mulhisi immediate operands are valid.
22490 * config/spu/predicates.md (imm_K_operand): Add.
22491 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22493 Generate constants using fsmbi and andi.
22494 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22495 (print_operand, spu_split_immediate, classify_immediate,
22496 fsmbi_const_p): Handle IC_FSMBI2.
22498 Correctly handle a CONST_VECTOR containing symbols.
22499 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22500 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22501 (immediate_load_p): Allow symbols that use 2 instructions to create.
22502 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22503 with symbols when flag_pic is set.
22504 (const_vector_immediate_p): New.
22505 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22506 accept a CONST_VECTOR with symbols.
22507 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22508 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22510 * config/spu/spu.md (high, low): Delete.
22511 (low_<mode>): Define.
22513 Remove INTRmode and INTR_REGNUM, which didn't work.
22514 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22516 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22517 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22518 peephole2 pattern): Don't use INTR or 131.
22519 (movintrcc): Delete.
22520 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22521 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22522 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22523 (UNSPEC_SET_INTR): Add.
22524 * config/spu/spu-modes.def (INTR): Remove.
22526 More accurate warnings about run-time relocations.
22527 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22529 Correctly warn about immediate arguments to specific intrinsics.
22530 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22531 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22532 the instruction predicate.
22534 Fix tree check errors with latest update.
22535 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22537 (spu_expand_builtin): Use CALL_EXPR_FN.
22539 Add missing specific intrinsics.
22540 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22542 * config/spu/spu_internals.h: Ditto.
22544 Fix incorrect operand modifiers.
22545 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22546 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22548 Optimize one case of zero_extend of a vec_select.
22549 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22551 Accept any immediate for hbr.
22552 * config/spu/spu.md (hbr): Change s constraints to i.
22554 2007-02-21 Paul Brook <paul@codesourcery.com>
22556 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22557 condexec_count when skipping USE and CLOBBER.
22559 2007-02-21 Nick Clifton <nickc@redhat.com>
22561 * common.opt (Warray-bounds): Add Warning attribute.
22562 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22564 (fsized-zeroes): Add Optimization attribute.
22565 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22566 * c.opt (Wc++0x-compat): Add Warning attribute.
22568 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22570 PR middle-end/30761
22571 * reload1.c (eliminate_regs_in_insn): In the single_set special
22572 case, attempt to re-recognize the insn before falling back to
22573 having reload fix it up.
22575 2007-02-20 Eric Christopher <echristo@gmail.com>
22577 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22578 Rewrite accordingly.
22579 (frv_read_iacc_argument): Ditto.
22580 (frv_expand_set_builtin): Take a call instead of arglist, update for
22582 (frv_expand_unop_builtin): Ditto.
22583 (frv_expand_binop_builtin): Ditto.
22584 (frv_expand_cut_builtin): Ditto.
22585 (frv_expand_binopimm_builtin): Ditto.
22586 (frv_expand_voidbinop_builtin): Ditto.
22587 (frv_expand_int_void2arg): Ditto.
22588 (frv_expand_prefetches): Ditto.
22589 (frv_expand_voidtriop_builtin): Ditto.
22590 (frv_expand_voidaccop_builtin): Ditto.
22591 (frv_expand_load_builtin): Ditto.
22592 (frv_expand_store_builtin): Ditto.
22593 (frv_expand_mdpackh_builtin): Ditto.
22594 (frv_expand_mclracc_builtin): Ditto.
22595 (frv_expand_mrdacc_builtin): Ditto.
22596 (frv_expand_mwtacc_builtin): Ditto.
22597 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22600 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22602 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22603 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22605 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22606 point instructions.
22607 * configure: Regenerate.
22608 * config.in: Regenerate.
22609 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22610 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22611 masks to power6 and power6x and to POWERPC_MASKS.
22612 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22614 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22615 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22616 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22617 Access PROTOTYPE as variable, not mask.
22619 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22621 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22622 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22623 * combine.c (adjust_for_new_dest): Use it.
22624 * postreload.c (reload_combine): Likewise.
22626 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22628 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22629 notes on an insn with multiple sets, even if single_set returns
22630 non-NULL for that insn.
22632 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22634 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22635 scalbn and scalbln.
22637 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22639 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22640 if user didn't pass it.
22641 * config/i386/darwin.h (CC1_SPEC): Likewise.
22642 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22643 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22644 -mmacosx-version-min.
22646 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22647 Uros Bizjak <ubizjak@gmail.com>
22649 * optabs.h (enum optab_index): Add new OTI_scalb.
22650 (scalb_optab): Define corresponding macro.
22651 * optabs.c (init_optabs): Initialize scalb_optab.
22652 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22654 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22655 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22656 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22657 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22658 flag_unsafe_math_optimizations is set.
22660 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22661 to implement scalbf, scalb and scalbl built-ins as inline x87
22664 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22665 DJ Delorie <dj@redhat.com>
22668 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22669 (diagnostic_report_diagnostic): ... here, and turn them into real
22670 errors. If warnings are inhibited, no need to do anything.
22672 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22674 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22675 better code generation.
22677 2007-02-20 Ben Elliston <bje@au.ibm.com>
22679 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22681 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22683 * config/alpha/alpha.c, config/alpha/alpha.md,
22684 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22685 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22686 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22687 config/arm/lib1funcs.asm: Follow spelling conventions.
22689 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22690 config/fr30/fr30.md, config/i386/i386.h,
22691 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22692 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22693 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22694 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22695 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22696 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22697 config/sparc/sparc.c, config/sparc/sparc.h,
22698 config/sparc/sparc.md, config/spu/constraints.md,
22699 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22702 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22705 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22708 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22710 * doc/invoke.texi (-ftree-lrs): Remove.
22712 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22714 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22717 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22719 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22720 new CALL_EXPR_FN macro for retrieving the function
22721 declaration of the input expression.
22723 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22725 * c.opt (Waddress): New.
22726 * common.opt (Walways-true): Delete.
22727 (Wstring-literal-comparison): Delete.
22728 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22729 -Wstring-literal-comparison. Add -Waddress.
22731 (Walways-true): Delete.
22732 (Wstring-literal-comparison): Delete.
22733 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22734 consistently instead of -Walways-true in example.
22735 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22736 * c-typeck.c (parser_build_binary_op): Replace
22737 -Wstring-literal-comparison and -Walways-true with -Waddress.
22738 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22741 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22743 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22744 without DECL_STRUCT_FUNCTION initialized.
22746 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22748 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22749 due to calls to functions taking pointers as parameters.
22751 2007-02-19 Richard Henderson <rth@redhat.com>
22754 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22757 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22759 * config/s390/s390.c (s390_call_saved_register_used,
22760 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22761 accessed to the new scheme.
22763 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22765 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22766 (cris_print_index, cris_print_operand, cris_print_operand_address)
22767 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22768 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22769 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22770 GET_CODE () == xxx.
22771 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22772 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22773 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22774 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22775 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22776 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22777 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22778 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22779 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22780 (uminsi3, call, call_value): Ditto.
22781 (define_split: indir_to_reg_split, unnamed): Ditto.
22783 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22785 PR tree-optimization/30975
22786 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22789 2007-02-18 Eric Christopher <echristo@gmail.com>
22791 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22792 Remove use of arglist.
22793 (mips_expand_builtin): Remove use of arglist, pass in expr.
22794 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22795 (mips_expand_builtin_movtf): Ditto.
22796 (mips_expand_builtin_compare): Ditto.
22798 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22800 * tree-sra.c (sra_build_assignment): Replace assertion
22801 checking with a comment explaining why it can't be done.
22803 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22805 PR middle-end/30833
22806 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22807 during CALL_EXPR representation conversion.
22808 * tree-ssa-propagate.c (set_rhs): Likewise.
22810 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22812 * tree-sra.c (sra_build_assignment): Disable assertion checking
22815 2007-02-18 Roger Sayle <roger@eyesopen.com>
22817 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22818 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22819 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22821 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22822 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22823 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22824 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22825 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22826 force_gimple_operand): Likewise.
22827 * ipa-cp.c (constant_val_insert): Likewise.
22828 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22829 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22830 perfect_nestify): Likewise.
22831 * langhooks.c (lhd_omp_assignment): Likewise.
22832 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22833 lower_copyprivate_clauses, lower_send_clauses,
22834 lower_send_shared_vars, expand_parallel_call,
22835 expand_omp_for_generic, expand_omp_for_static_nochunk,
22836 expand_omp_for_static_chunk, expand_omp_sections,
22837 lower_omp_single_copy, lower_omp_for_lastprivate,
22838 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22839 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22840 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22843 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22845 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22846 config/sh/sh.md: Follow spelling conventions.
22848 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22849 config/frv/predicates.md: Follow spelling conventions.
22851 * config/m68k/linux-unwind.h: Fix a comment typo.
22852 * target.h: Follow spelling conventions.
22854 2007-02-18 Roger Sayle <roger@eyesopen.com>
22856 PR rtl-optimization/28173
22857 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22858 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22859 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22860 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22861 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22863 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22865 * builtins.c (fold_builtin_load_exponent): New.
22866 (fold_builtin_2): Use it.
22868 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22870 PR rtl-optimization/30773
22871 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22872 if we fail to attach a REG_EQUIV note.
22874 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22875 Roger Sayle <roger@eyesopen.com>
22877 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22879 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22881 * calls.c (initialize_argument_information): Pass original EXP
22882 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22883 code to split complex arguments here, as part of initializing the
22885 (expand_call): Remove code that builds a list of arguments and
22886 inserts implicit arguments into it. Instead, just count how many
22887 implicit arguments there will be so we can determine the size of
22888 the ARGS array, and let initialize_argument_information do the work.
22889 (split_complex_values): Delete unused function.
22891 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22893 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22895 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22897 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22898 for arg pointer based indexed addressing.
22900 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22902 * config/ia64/ia64.h, config/ia64/ia64.md,
22903 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22904 spelling conventions.
22906 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22908 * config/m68k/m68k.c (split_di): New.
22909 * config/m68k/m68k-protos.h: Declare split_di.
22910 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22911 Improve predicate handling and split constant shifts.
22913 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22915 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22916 parameter for register bitfield operations, general predicates
22919 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22921 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22922 * config/m68k/linux-unwind.h: New file.
22924 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22926 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22927 config/i386/athlon.md, config/ia64/ia64.md,
22928 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22929 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22930 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22931 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22932 tree-vect-transform.c: Fix comment typos.
22934 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22936 * sched-deps.c (find_insn_list): Remove.
22937 * sched-int.h: Remove the prototype for find_insn_list.
22939 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22941 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22943 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22944 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22945 darwin_rs6000_override_options.
22946 (C_COMMON_OVERRIDE_OPTIONS): Expect
22947 darwin_macosx_version_min to be non-NULL always.
22948 (TARGET_C99_FUNCTIONS): Likewise.
22949 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22950 (DARWIN_MINVERSION_SPEC): New.
22951 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22952 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22954 (DARWIN_MINVERSION_SPEC): New.
22955 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22957 * config/darwin-c.c (darwin_cpp_builtins): Expect
22958 darwin_macosx_version_min to be non-NULL always.
22960 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22962 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22964 * config/i386/i386.h (x86_use_xchgb): New.
22965 (TARGET_USE_XCHGB): New macro.
22966 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22967 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22968 Split after reload into bswaphi for shifts of 8.
22969 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22970 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22971 or when optimizing for size.
22973 2007-02-16 Richard Guenther <rguenther@suse.de>
22974 Christian Bruel <christian.bruel@st.com>
22976 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22977 DECLs but prefer SSA_NAMEs over DECLs.
22979 2007-02-16 Richard Guenther <rguenther@suse.de>
22981 * tree-flow-inline.h (single_imm_use_p): Remove.
22982 (zero_imm_uses_p): Likewise.
22983 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22984 instead of single_imm_use_p.
22985 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22988 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22991 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22992 nested double- and backquotes.
22994 2007-02-15 Roger Sayle <roger@eyesopen.com>
22996 PR middle-end/30391
22997 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22998 should be unreachable.
22999 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23000 For the time being redirect GIMPLE_MODIFY_STMT to the new
23001 (renamed) build_gimple_modify_stmt_stat.
23002 (build2_gimple_stat): Rename to...
23003 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23004 Always build a GIMPLE_MODIFY_STMT node.
23005 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23006 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23009 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23010 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23011 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23012 expand_complex_div_wide): Likewise.
23013 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23014 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23015 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23016 * tree-ssa-loop-manip.c (create_iv): Likewise.
23017 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23018 abs_replacement): Likewise.
23019 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23020 realify_fake_stores): Likewise.
23022 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23023 node rather than a GIMPLE_MODIFY_STMT node.
23024 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23025 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23027 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23028 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23029 GIMPLE_MODIFY_STMT.
23031 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23033 PR middle-end/30433
23034 * fold-const.c (fold_comparison): Add back the
23035 folding of constant complex comparisions.
23037 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23039 PR middle-end/30729
23040 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23041 effects unknown to this function, return early.
23043 2007-02-15 Ian Lance Taylor <iant@google.com>
23045 * lower-subreg.c (move_eh_region_note): New static function.
23046 (resolve_simple_move): Call it.
23047 (decompose_multiword_subregs): Track blocks for which we resolve a
23048 simple move which is also a control flow insn. Pass them to
23049 find_many_sub_basic_blocks.
23050 (pass_lower_subreg): Add TODO_verify_flow.
23051 (pass_lower_subreg2): Likewise.
23053 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23054 Brooks Moses <brooks.moses@codesourcery.com>
23055 Lee Millward <lee.millward@codesourcery.com>
23057 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23058 (VL_EXP_CLASS_P): New.
23059 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23061 (TREE_OPERAND_CHECK_CODE): Likewise.
23062 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23063 (TREE_RTL_OPERAND_CHECK): Likewise.
23064 (tree_operand_check_failed): Make second parameter the whole tree
23065 instead of its code. Fixed callers.
23066 (VL_EXP_CHECK): New.
23067 (TREE_OPERAND_LENGTH): New.
23068 (VL_EXP_OPERAND_LENGTH): New.
23069 (CALL_EXPR_FN): New.
23070 (CALL_EXPR_STATIC_CHAIN): New.
23071 (CALL_EXPR_ARGS): New.
23072 (CALL_EXPR_ARG): New.
23073 (call_expr_nargs): New.
23074 (CALL_EXPR_ARGP): New.
23075 (build_nt_call_list): Declare.
23076 (build_vl_exp_stat): Declare.
23077 (build_vl_exp): New.
23078 (build_call_list): Declare.
23079 (build_call_nary): Declare.
23080 (build_call_valist): Declare.
23081 (build_call_array): Declare.
23082 (call_expr_arg): Declare.
23083 (call_expr_argp): Declare.
23084 (call_expr_arglist): Declare.
23085 (fold_build_call_list): Declare.
23086 (fold_build_call_list_initializer): Declare.
23087 (fold_call_expr): Declare to replace fold_builtin.
23088 (fold_builtin_fputs): Update to agree with modified definition.
23089 (fold_builtin_strcpy): Likewise.
23090 (fold_builtin_strncpy): Likewise.
23091 (fold_builtin_memory_chk): Likewise.
23092 (fold_builtin_stxcpy_chk): Likewise.
23093 (fold_builtin_strncpy_chk): Likewise.
23094 (fold_builtin_next_arg): Likewise.
23095 (fold_build_call_expr): Declare.
23096 (fold_builtin_call_list): Declare.
23097 (fold_builtin_call_valist): Declare.
23098 (build_call_expr): Declare.
23099 (validate_arglist): Update to agree with modified definition.
23100 (tree_operand_length): New.
23101 (call_expr_arg_iterator): New.
23102 (init_call_expr_arg_iterator): New.
23103 (next_call_expr_arg): New.
23104 (first_call_expr_arg): New.
23105 (more_call_expr_args_p): New.
23106 (FOR_EACH_CALL_EXPR_ARG): New.
23108 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23109 and tcc_gimple_stmt.
23110 (tree_code_size): Update documentation. Use sizeof (tree) rather
23111 than sizeof (char *).
23112 (tree_size): Likewise. Add case for tcc_vl_exp.
23113 (tree_node_structure): Add case for tcc_vl_exp.
23114 (contains_placeholder_p): Likewise.
23115 (substitute_in_expr): Likewise.
23116 (substitute_placeholder_in_expr): Likewise.
23117 (stabilize_reference_1): Likewise.
23118 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23119 to diagnose breakage of this interface for constructing CALL_EXPRs.
23120 (build_nt): Add similar assertion here.
23121 (build_nt_call_list): New.
23122 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23123 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23125 (get_callee_fndecl): Use new CALL_EXPR accessors.
23126 (tree_operand_check_failed): Change parameters to pass entire node
23127 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23128 (process_call_operands): New.
23129 (build_vl_exp_stat): New.
23130 (build_call_list): New.
23131 (build_call_nary): New.
23132 (build_call_valist): New.
23133 (build_call_array): New.
23134 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23135 (call_expr_arglist): New.
23137 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23138 tcc_vl_exp instead of a fixed-size tcc_expression.
23140 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23141 accessors for CALL_EXPRs.
23142 (AGGR_INIT_EXPR): Likewise.
23144 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23145 Brooks Moses <brooks.moses@codesourcery.com>
23146 Lee Millward <lee.millward@codesourcery.com>
23148 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23149 (expand_builtin_nonlocal_goto): Change parameter to be entire
23150 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23151 (expand_builtin_prefetch): Likewise.
23152 (expand_builtin_classify_type): Likewise.
23153 (mathfn_built_in): Return NULL_TREE instead of 0.
23154 (expand_errno_check): Use new CALL_EXPR accessors.
23155 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23156 Return NULL_RTX instead of 0.
23157 (expand_builtin_mathfn_2): Likewise.
23158 (expand_builtin_mathfn_3): Likewise.
23159 (expand_builtin_interclass_mathfn): Likewise.
23160 (expand_builtin_sincos): Likewise.
23161 (expand_builtin_cexpi): Likewise.
23162 (expand_builtin_int_roundingfn): Likewise.
23163 (expand_builtin_int_roundingfn_2): Likewise.
23164 (expand_builtin_pow): Likewise.
23165 (expand_builtin_powi): Likewise.
23166 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23167 of arglist, fixing callers appropriately. Use new CALL_EXPR
23168 accessors and constructors. Return NULL_RTX instead of 0.
23169 (expand_builtin_strstr): Likewise.
23170 (expand_builtin_strchr): Likewise.
23171 (expand_builtin_strrchr): Likewise.
23172 (expand_builtin_strpbrk): Likewise.
23173 (expand_builtin_memcpy): Likewise.
23174 (expand_builtin_mempcpy): Likewise.
23175 (expand_builtin_mempcpy_args): New.
23176 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23177 (expand_builtin_memmove_args): New.
23178 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23179 (expand_movstr): Likewise.
23180 (expand_builtin_strcpy): Likewise.
23181 (expand_builtin_strcpy_args): New.
23182 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23183 (expand_builtin_strncpy): Likewise.
23184 (expand_builtin_memset): Likewise.
23185 (expand_builtin_memset_args): New.
23186 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23187 (expand_builtin_memcmp): Likewise.
23188 (expand_builtin_strcmp): Likewise.
23189 (expand_builtin_strncmp): Likewise.
23190 (expand_builtin_strcat): Likewise.
23191 (expand_builtin_strncat): Likewise.
23192 (expand_builtin_strspn): Likewise.
23193 (expand_builtin_strcspn): Likewise.
23194 (expand_builtin_args_info): Likewise.
23195 (expand_builtin_va_start): Likewise.
23196 (gimplify_va_arg_expr): Likewise.
23197 (expand_builtin_va_end): Likewise.
23198 (expand_builtin_va_copy): Likewise.
23199 (expand_builtin_frame_address): Likewise.
23200 (expand_builtin_alloca): Likewise.
23201 (expand_builtin_bswap): Likewise.
23202 (expand_builtin_unop): Likewise.
23203 (expand_builtin_fputs): Likewise.
23204 (expand_builtin_expect): Likewise.
23205 (expand_builtin_fabs): Likewise.
23206 (expand_builtin_copysign): Likewise.
23207 (expand_builtin_printf): Likewise.
23208 (expand_builtin_fprintf): Likewise.
23209 (expand_builtin_sprintf): Likewise.
23210 (expand_builtin_init_trampoline): Likewise.
23211 (expand_builtin_signbit): Likewise.
23212 (expand_builtin_fork_or_exec): Likewise.
23213 (expand_builtin_sync_operation): Likewise.
23214 (expand_builtin_compare_and_swap): Likewise.
23215 (expand_builtin_lock_test_and_set): Likewise.
23216 (expand_builtin_lock_release): Likewise.
23217 (expand_builtin): Likewise.
23218 (builtin_mathfn_code): Likewise.
23220 (fold_builtin_constant_p): Pass call arguments individually instead
23221 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23222 accessors and constructors. Return NULL_TREE instead of 0.
23223 (fold_builtin_expect): Likewise.
23224 (fold_builtin_classify_type): Likewise.
23225 (fold_builtin_strlen): Likewise.
23226 (fold_builtin_nan): Likewise.
23227 (integer_valued_real_p): Likewise.
23228 (fold_trunc_transparent_mathfn): Likewise.
23229 (fold_fixed_mathfn): Likewise.
23230 (fold_builtin_cabs): Likewise.
23231 (fold_builtin_sqrt): Likewise.
23232 (fold_builtin_cbrt): Likewise.
23233 (fold_builtin_cos): Likewise.
23234 (fold_builtin_cosh): Likewise.
23235 (fold_builtin_tan): Likewise.
23236 (fold_builtin_sincos): Likewise.
23237 (fold_builtin_cexp): Likewise.
23238 (fold_builtin_trunc): Likewise.
23239 (fold_builtin_floor): Likewise.
23240 (fold_builtin_ceil): Likewise.
23241 (fold_builtin_round): Likewise.
23242 (fold_builtin_int_roundingfn): Likewise.
23243 (fold_builtin_bitop): Likewise.
23244 (fold_builtin_bswap): Likewise.
23245 (fold_builtin_logarithm): Likewise.
23246 (fold_builtin_hypot): Likewise.
23247 (fold_builtin_pow): Likewise.
23248 (fold_builtin_powi): Likewise.
23249 (fold_builtin_exponent): Likewise.
23250 (fold_builtin_memset): Likewise.
23251 (fold_builtin_bzero): Likewise.
23252 (fold_builtin_memory_op): Likewise.
23253 (fold_builtin_bcopy): Deleted; call site changed to invoke
23254 fold_builtin_memory_op directly.
23255 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23256 (fold_builtin_strncpy): Likewise.
23257 (fold_builtin_memcmp): Likewise.
23258 (fold_builtin_strcmp): Likewise.
23259 (fold_builtin_strncmp): Likewise.
23260 (fold_builtin_signbit): Likewise.
23261 (fold_builtin_copysign): Likewise.
23262 (fold_builtin_isascii): Likewise.
23263 (fold_builtin_toascii): Likewise.
23264 (fold_builtin_isdigit): Likewise.
23265 (fold_builtin_fabs): Likewise.
23266 (fold_builtin_abs): Likewise.
23267 (fold_builtin_fmin_fmax): Likewise.
23268 (fold_builtin_carg): Likewise.
23269 (fold_builtin_classify): Likewise.
23270 (fold_builtin_unordered_cmp): Likewise.
23272 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23273 New functions split out from fold_builtin_1.
23274 (fold_builtin_n): New.
23275 (fold_builtin_varargs): New.
23276 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23278 (fold_call_expr): New.
23279 (build_function_call_expr): Rewrite to use new helper function.
23280 (fold_builtin_call_list): New.
23281 (build_call_expr): New.
23282 (fold_builtin_call_valist): New.
23283 (rewrite_call_expr): New.
23284 (validate_arg): New.
23285 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23286 of an arglist. Change return type to bool. Use new CALL_EXPR
23289 (fold_builtin_strstr): Pass call arguments individually instead
23290 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23291 accessors and constructors. Return NULL_TREE instead of 0.
23292 (fold_builtin_strchr): Likewise.
23293 (fold_builtin_strrchr): Likewise.
23294 (fold_builtin_strpbrk): Likewise.
23295 (fold_builtin_strcat): Likewise.
23296 (fold_builtin_strncat): Likewise.
23297 (fold_builtin_strspn): Likewise.
23298 (fold_builtin_strcspn): Likewise.
23299 (fold_builtin_fputs): Likewise.
23300 (fold_builtin_next_arg): Likewise.
23301 (fold_builtin_sprintf): Likewise.
23303 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23304 NULL_RTX instead of 0.
23305 (expand_builtin_memory_chk): Likewise.
23306 (maybe_emit_chk_warning): Likewise.
23307 (maybe_emit_sprintf_chk_warning): Likewise.
23309 (fold_builtin_object_size): Pass call arguments individually instead
23310 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23311 accessors and constructors. Return NULL_TREE instead of 0.
23312 (fold_builtin_memory_chk): Likewise.
23313 (fold_builtin_stxcpy_chk): Likewise.
23314 (fold_builtin_strncpy_chk): Likewise.
23315 (fold_builtin_strcat_chk): Likewise.
23316 (fold_builtin_strcat_chk): Likewise.
23317 (fold_builtin_strncat_chk): Likewise.
23318 (fold_builtin_sprintf_chk): Likewise.
23319 (fold_builtin_snprintf_chk): Likewise.
23320 (fold_builtin_printf): Likewise.
23321 (fold_builtin_vprintf): Likewise.
23323 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23325 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23326 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23327 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23328 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23329 (fold_unary): Likewise.
23330 (fold_binary): Likewise.
23331 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23332 ternary expressions.
23333 (fold): Add logic for tcc_vl_exp.
23334 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23335 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23336 (fold_build3_stat): Add assertion to flag broken interface for
23337 constructing CALL_EXPRs.
23338 (fold_build_call_list): New.
23339 (fold_build_call_list_initializer): New.
23340 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23342 (fold_strip_sign_ops): Likewise.
23344 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23345 Brooks Moses <brooks.moses@codesourcery.com>
23346 Lee Millward <lee.millward@codesourcery.com>
23348 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23349 accessors and dump arguments explicitly.
23351 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23353 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23355 (print_call_name): Use new CALL_EXPR accessors.
23357 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23358 CALL_EXPR arguments explicitly instead of as a list. Use
23359 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23361 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23362 (vrp_visit_stmt): Likewise.
23364 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23365 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23367 (force_move_till_expr): Likewise.
23369 * targhooks.c (default_external_stack_protect_fail): Use
23370 build_call_expr instead of build_function_call_expr.
23371 (default_hidden_stack_protect_fail): Likewise.
23373 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23376 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23377 and walk arguments explicitly.
23379 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23380 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23381 (expand_simple_operations): Likewise.
23382 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23384 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23385 of TREE_CODE_LENGTH.
23386 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23388 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23389 instead of TREE_CODE_LENGTH.
23391 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23392 (tree_ic_transform): Likewise.
23393 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23394 parameter instead of arglist. Fix callers.
23395 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23396 (tree_stringops_transform): Likewise.
23397 (tree_indirect_call_to_profile): Likewise.
23398 (tree_stringops_values_to_profile): Likewise.
23400 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23401 (eliminate_tail_call): Likewise.
23403 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23405 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23406 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23408 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23410 * omp-low.c (build_omp_barrier): Use build_call_expr.
23411 (lower_rec_input_clauses): Likewise.
23412 (lower_reduction_clauses): Likewise.
23413 (expand_parallel_call): Likewise.
23414 (maybe_catch_exception): Likewise.
23415 (expand_omp_for_generic): Likewise.
23416 (expand_omp_for_static_nochunk): Likewise.
23417 (expand_omp_sections): Likewise.
23418 (lower_omp_single_simple): Likewise.
23419 (lower_omp_single_copy): Likewise.
23420 (lower_omp_master): Likewise.
23421 (lower_omp_ordered): Likewise.
23422 (lower_omp_critical): Likewise.
23424 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23425 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23427 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23428 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23429 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23431 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23432 and generalize to handle any number of operands.
23433 (chrec_contains_undetermined): Likewise.
23434 (tree_contains_chrecs): Likewise.
23435 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23437 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23439 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23440 fold_call_expr instead of fold_builtin.
23441 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23442 match declarations there.
23443 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23446 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23447 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23449 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23450 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23452 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23455 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23456 (execute_cse_sincos): Use new CALL_EXPR accessors.
23458 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23460 * gimple-low.c (lower_function_body): Use build_call_expr.
23461 (lower_builtin_setjmp): Likewise.
23463 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23464 (set_storage_via_libcall): Likewise.
23465 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23466 instead of TREE_CODE_LENGTH.
23467 (expand_expr_real_1): Use new CALL_EXPR accessors.
23469 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23470 generalize to handle any number of operands.
23471 (TB_parent_eq): Likewise.
23473 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23474 (strip_builtin_expect): Likewise.
23476 * function.c (gimplify_parameters): Use build_call_expr.
23478 * tree-vectorizer.c (vect_is_simple_reduction): Use
23479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23481 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23482 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23484 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23487 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23488 (gimplify_decl_expr): Likewise.
23489 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23490 Use new CALL_EXPR iterators.
23491 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23492 (gimplify_modify_expr_to_memset): Likewise.
23493 (gimplify_variable_sized_compare): Likewise.
23494 (gimplify_omp_atomic_fetch_op): Likewise.
23495 (gimplify_omp_atomic_pipeline): Likewise.
23496 (gimplify_omp_atomic_mutex): Likewise.
23497 (gimplify_function_tree): Likewise.
23499 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23500 (call_expr_flags): Likewise.
23501 (expand_call): Likewise.
23503 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23504 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23507 * coverage.c (create_coverage): Use build_call_expr.
23509 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23510 (temp_call_expr_obstack): New.
23511 (pool_copy_list): Delete.
23512 (temp_copy_call_expr): New.
23513 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23514 CALL_EXPR accessors. Get rid of special goo for copying argument
23515 lists and use temp_copy_call_expr instead.
23516 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23517 CALL_EXPR accessors.
23518 (create_expression_by_pieces): Likewise. Use build_call_array
23519 to construct the result instead of fold_build3.
23520 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23521 dealing with argument lists.
23522 (init_pre): Remove references to expression_node_pool and
23523 list_node_pool. Init temp_call_expr_obstack instead.
23524 (fini_pre): Remove references to expression_node_pool and
23527 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23528 and walk arguments explicitly instead of as a list.
23530 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23531 (mx_register_decls): Likewise.
23532 (mudflap_register_call): Likewise.
23533 (mudflap_finish_file): Likewise.
23535 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23536 (ipa_callsite_compute_param): Likewise.
23538 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23539 accessors and constructor.
23541 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23542 accessors and constructor.
23543 (convert_tramp_reference): Likewise.
23544 (convert_call_expr): Likewise.
23545 (finalize_nesting_tree_1): Likewise.
23547 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23550 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23552 * tree-inline.c (initialize_inlined_parameters): Pass entire
23553 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23555 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23556 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23558 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23559 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23560 (vectorizable_reduction): Likewise.
23561 (vectorizable_call): Use new CALL_EXPR iterators.
23562 (vectorizable_conversion): Use build_call_expr.
23563 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23564 (vect_gen_widened_results_half): Use build_call_expr.
23565 (vect_setup_realignment): Likewise.
23566 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23568 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23569 (pass_through_call): Likewise.
23570 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23573 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23574 (tree_gen_pow2_profiler): Likewise.
23575 (tree_gen_one_value_profiler): Likewise.
23576 (tree_gen_ic_func_profiler): Likewise.
23577 (tree_gen_average_profiler): Likewise.
23578 (tree_gen_ior_profiler): Likewise.
23580 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23581 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23582 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23584 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23585 of TREE_CODE_LENGTH.
23587 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23588 of TREE_CODE_LENGTH.
23590 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23592 (convert_to_integer): Likewise.
23594 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23597 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23598 Brooks Moses <brooks.moses@codesourcery.com>
23599 Lee Millward <lee.millward@codesourcery.com>
23601 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23603 * config/frv/frv.c (frv_expand_builtin): Likewise.
23604 * config/s390/s390.c (s390_expand_builtin): Likewise.
23606 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23607 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23609 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23610 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23611 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23612 (ix86_expand_store_builtin): Likewise.
23613 (ix86_expand_unop_builtin): Likewise.
23614 (ix86_expand_unop1_builtin): Likewise.
23615 (ix86_expand_sse_compare): Likewise.
23616 (ix86_expand_sse_comi): Likewise.
23617 (ix86_expand_vec_init_builtin): Likewise.
23618 (ix86_expand_vec_ext_builtin): Likewise.
23619 (ix86_expand_vec_set_builtin): Likewise.
23620 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23622 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23623 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23625 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23626 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23627 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23629 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23631 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23632 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23633 arglist. Use new CALL_EXPR accessors. Fix callers.
23634 (altivec_expand_abs_builtin): Likewise.
23635 (rs6000_expand_binop_builtin): Likewise.
23636 (altivec_expand_predicate_builtin): Likewise.
23637 (altivec_expand_lv_builtin): Likewise.
23638 (spe_expand_stv_builtin): Likewise.
23639 (altivec_expand_stv_builtin): Likewise.
23640 (rs6000_expand_ternop_builtin): Likewise.
23641 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23642 (altivec_expand_st_builtin): Likewise.
23643 (altivec_expand_dst_builtin): Likewise.
23644 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23645 arglist. Use new CALL_EXPR accessors. Fix callers.
23646 (altivec_expand_vec_set_builtin): Likewise.
23647 (altivec_expand_vec_ext_builtin): Likewise.
23648 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23649 (spe_expand_builtin): Likewise.
23650 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23651 arglist. Use new CALL_EXPR accessors. Fix callers.
23652 (spe_expand_evsel_builtin): Likewise.
23653 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23654 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23656 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23657 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23658 (arm_expand_unop_builtin): Likewise.
23659 (arm_expand_builtin): Use new CALL_EXPR accessors.
23661 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23664 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23665 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23667 (bfin_expand_unop_builtin): Likewise.
23668 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23670 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23671 Brooks Moses <brooks.moses@codesourcery.com>
23672 Lee Millward <lee.millward@codesourcery.com>
23674 * c-semantics.c (build_stmt): Add internal diagnostic check.
23676 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23677 accessors. Print arguments explicitly instead of as a list.
23679 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23681 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23682 (c_finish_omp_flish): Likewise.
23684 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23685 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23686 instead of TREE_CODE_LENGTH.
23687 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23688 (c_warn_unused_result): Likewise.
23690 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23693 * doc/invoke.texi (Warning Options): Remove
23694 -Werror-implicit-function-declaration.
23695 (Wimplicit-function-declaration): Update description.
23696 * opts.c (common_handle_option): Move handling of -Werror=* to...
23697 (enable_warning_as_error): ...here.
23698 * opts.h (enable_warning_as_error): Declare.
23699 * c-decl.c (implicit_decl_warning): Unless
23700 -Wno-implicit-function-declaration is given, emit a pedwarn if
23701 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23702 * c.opt (Wimplicit-function-declaration): Replace
23703 mesg_implicit_function_declaration with
23704 warn_implicit_function_declaration.
23705 * c-opts.c (c_common_handle_option):
23706 -Werror-implicit-function-declaration is exactly equal as
23707 -Werror=implicit-function-declaration.
23708 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23709 warn_implicit_function_declaration.
23710 (c_common_post_options): -Wimplict-function-declaration is enabled
23711 by default by -std=c99, otherwise is disabled by default.
23712 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23714 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23716 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23717 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23718 former is ignored but not the latter.
23720 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23722 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23723 is made and the reference doesn't use the alias set of its type,
23724 do not create the temporary using that type.
23726 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23728 * jump.c: Remove prototypes for delete_computation and
23729 delete_prior_computation.
23731 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23733 * jump.c (get_label_after): Delete.
23734 (get_label_before, delete_computation, delete_jump,
23735 delete_prior_computation, follow_jumps): Move...
23736 * reorg.c (delete_computation, delete_prior_computation): ... here...
23737 (get_label_before, delete_jump): ... making these static ...
23738 (follow_jumps): ... and simplifying this since it only runs after
23740 * rtl.h (get_label_after, get_label_before, delete_jump,
23741 follow_jumps): Delete prototypes.
23743 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23745 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23747 2007-02-15 Nick Clifton <nickc@redhat.com>
23749 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23750 order to prevent it from being munged by the target.
23752 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23754 * config/i386/i386.md: Remove misleading comment.
23756 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23758 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23759 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23762 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23764 * tree-sra.c (instantiate_missing_elements): Canonicalize
23766 (sra_build_assignment): New.
23767 (generate_copy_inout, generate_element_copy,
23768 generate_element_zero, generate_one_element_init): Use it.
23770 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23772 * tree-sra.c (instantiate_missing_elements): Canonicalize
23774 (sra_build_assignment): New.
23775 (generate_copy_inout, generate_element_copy,
23776 generate_element_zero, generate_one_element_init): Use it.
23778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23780 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23783 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23785 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23786 types as aggregates not scalars.
23787 * function.c (assign_stack_temp_for_type): Likewise.
23789 2007-02-14 Roger Sayle <roger@eyesopen.com>
23790 Zdenek Dvorak <dvorakz@suse.cz>
23792 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23795 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23797 * passes.c (next_pass_1): Clear the next field of the copied
23800 2007-02-14 Richard Henderson <rth@redhat.com>
23802 * tree-sra.c (early_sra): New.
23803 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23804 (tree_sra_early, pass_sra_early): New.
23805 * tree-pass.h (pass_sra_early): Declare.
23806 * passes.c (init_optimization_passes): Use it.
23808 2007-02-14 Richard Guenther <rguenther@suse.de>
23810 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23812 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23814 PR tree-optimization/30771
23815 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23817 (vect_analyze_operations): Induction phis can now be marked as
23819 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23820 Update documentation accordingly.
23822 2007-02-14 Nick Clifton <nickc@redhat.com>
23824 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23825 most 3 arguments are supported.
23826 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23828 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23830 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23831 Ensure dst->current is valid.
23833 2007-02-13 Paul Brook <paul@codesourcery.com>
23835 * config.gcc: Add arm*-*-uclinux-*eabi.
23836 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23837 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23838 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23839 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23840 (LINK_SPEC): Define.
23841 (LIB_SPEC): Define.
23842 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23844 * config/arm/uclinux-eabi.h: New file.
23845 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23846 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23849 2007-02-13 Ian Lance Taylor <iant@google.com>
23851 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23852 * flags.h (warn_strict_overflow): Declare.
23853 (enum warn_strict_overflow_code): Define.
23854 (issue_strict_overflow_warning): New static inline function.
23855 * opts.c (warn_strict_overflow): New variable.
23856 (common_handle_option): Handle OPT_Wstrict_overflow and
23857 OPT_Wstrict_overflow_.
23858 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23860 * fold-const.c: Include intl.h.
23861 (fold_deferring_overflow_warnings): New static variable.
23862 (fold_deferred_overflow_warning): New static variable.
23863 (fold_deferred_overflow_code): New static variable.
23864 (fold_defer_overflow_warnings): New function.
23865 (fold_undefer_overflow_warnings): New function.
23866 (fold_undefer_and_ignore_overflow_warnings): New function.
23867 (fold_deferring_overflow_warnings_p): New function.
23868 (fold_overflow_warning): New static function.
23869 (make_range): Add strict_overflow_p parameter. Change all
23871 (extract_muldiv, extract_muldiv_1): Likewise.
23872 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23873 tree_expr_nonnegative_p.
23874 (fold_negate_expr): Call fold_overflow_warning.
23875 (fold_range_test): Likewise.
23876 (fold_comparison): Likewise.
23877 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23878 instead of tree_expr_nonnegative_p.
23879 (tree_expr_nonnegative_warnv_p): Rename from
23880 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23881 (tree_expr_nonnegative_p): New function.
23882 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23883 strict_overflow_p parameter.
23884 (tree_expr_nonzero_p): New function.
23885 * passes.c (verify_interpass_invariants): New static function.
23886 (execute_one_pass): Call it.
23887 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23889 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23890 (estimate_numbers_of_iterations): Likewise.
23891 (scev_probably_wraps_p): Likewise.
23892 * tree-ssa-ccp.c: Include "toplev.h".
23893 (evaluate_stmt): Defer fold overflow warnings until we know we are
23895 (struct fold_stmt_r_data): Add stmt field.
23896 (fold_stmt_r): Defer fold overflow warnings until we know we
23898 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23899 (fold_stmt_inplace): Likewise.
23900 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23901 (cleanup_control_expr_graph): Defer fold overflow warnings until
23902 we know we are going to optimize.
23903 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23904 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23906 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23907 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23908 * tree-ssa-loop-manip.c (create_iv): Likewise.
23909 * c-typeck.c (build_conditional_expr): Likewise.
23910 (build_binary_op): Likewise.
23911 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23912 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23913 (extract_range_from_unary_expr): Likewise.
23914 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23915 assuming that signed overflow does not occur.
23916 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23917 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23918 (fold_defer_overflow_warnings): Declare.
23919 (fold_undefer_overflow_warnings): Declare.
23920 (fold_undefer_and_ignore_overflow_warnings): Declare.
23921 (fold_deferring_overflow_warnings_p): Declare.
23922 (tree_expr_nonzero_warnv_p): Declare.
23923 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23924 of warning options.
23925 (Warning Options): Document -Wstrict-overflow.
23926 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23927 (tree-ssa-ccp.o): Likewise.
23928 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23929 (fold-const.o): Depend on intl.h.
23931 2007-02-13 Ian Lance Taylor <iant@google.com>
23933 PR middle-end/30751
23934 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23937 2007-02-13 Stuart Hastings <stuart@apple.com>
23939 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23941 2007-02-13 Richard Henderson <rth@redhat.com>
23943 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23944 handled_component_p before looking for the indirect_ref.
23946 2007-02-13 Richard Henderson <rth@redhat.com>
23948 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23949 remove flags clobber.
23950 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23951 (bswaphi_lowpart): New.
23952 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23953 remove TARGET_BSWAP test. Delete expander of the same name.
23955 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23956 (expand_unop): Use them.
23958 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23960 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23961 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23962 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23963 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23964 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23965 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23966 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23967 assembler dialect choice from asm templates.
23969 2007-02-12 Richard Henderson <rth@redhat.com>
23971 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23972 (fixuns_trunc<SSEMODEF>si2): Use it.
23973 * config/i386/sse.md (vec_setv4sf_0): Export.
23974 * config/i386/i386.c (ix86_build_const_vector): Export.
23975 (ix86_split_convert_uns_si_sse): Rename from
23976 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23977 * config/i386/i386-protos.h: Update.
23979 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23982 * c-typeck.c (c_finish_return): Improve warning message.
23984 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23986 * alias.c (find_symbolic_term): Delete unused function.
23988 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23990 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23991 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23992 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23994 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23996 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23997 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23998 the function, temporarily point the debug interface to the null one.
24000 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24002 * dwarf2out.c (round_up_to_align): New static function.
24003 (field_byte_offset): Use it to round the offset.
24005 2007-02-12 Richard Henderson <rth@redhat.com>
24007 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24008 (inswl_const): Export.
24010 2007-02-12 Richard Henderson <rth@redhat.com>
24012 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24013 result mode of the libcall, convert back to outmode.
24015 2007-02-12 Roger Sayle <roger@eyesopen.com>
24017 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24018 (bswapdi2): New define_expand to implement 32-bit implementation.
24020 2007-02-12 Nick Clifton <nickc@redhat.com>
24022 * doc/invoke.texi (Overall Options): Document --help=.
24023 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24024 (cc1_options): Pass --help= on to cc1.
24025 (display_help): Add description of --help=.
24026 (process_command): Add code to handle --help=. Allow translated
24027 --help and --target-help switches to be passed on to compiler
24029 (main): Remove unused if statement.
24030 * opts.c (columns): Remove.
24031 (LEFT_COLUMN): Define.
24032 (wrap_help): Add columns argument.
24033 (print_filtered_help): Change parameters to be an include bitmask,
24034 an exclude bitmask, an any bitmask and the column width. Move the
24035 code to display the params list here. Add code to display the
24036 status of options rather than their descriptions if the quiet flag
24038 (print_specific_help): Change parameters to be an include bitmask,
24039 an exclude bitmask and an any bitmask. Move code to look up the
24040 column width here. Decide upon the title for an options listing.
24041 (common_handle_options): Add code to handle --help=. Adapt code
24042 for --help and --target-help to use the revised form of the
24043 print_specific_help function.
24044 (print_help): Delete.
24045 (print_param_help): Delete.
24046 (print_switch): Delete.
24047 * opts.h (cl_lang_count): Add prototype.
24048 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24049 CL_MAX_OPTION_CLASS): New defines.
24050 * optc-gen.awk: Add construction of cl_lang_count.
24051 * c.opt: Add Warning attribute to warning options and Optimization
24052 attribute to optimization options.
24053 * common.opt: Likewise.
24055 Add -fhelp and -ftarget-help as aliases for the transformed --help
24056 and --target-help options.
24057 * opt-functions.awk: Add code to handle Warning and Optimization
24060 2007-02-12 Richard Henderson <rth@redhat.com>
24062 * config/alpha/constraints.md: New file.
24063 * config/alpha/alpha.c: Include tm-constrs.h.
24064 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24065 alpha_extra_constraint): Remove.
24066 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24067 * config/alpha/alpha-protos.h: Update.
24068 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24069 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24070 (EXTRA_CONSTRAINT): Remove.
24071 * config/alpha/alpha.md: Include constraints.md.
24072 (adddi splitter): Use satisfies_constraint_*.
24073 * config/alpha/predicates.md (add_operand): Likewise.
24074 (sext_add_operand, addition_operation): Likewise.
24076 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24078 PR tree-optimization/29145
24079 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24080 in our handling of restrict qualified pointers.
24082 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24085 * doc/invoke.texi (Wunused-value): Update description.
24086 (Wextra): Delete item.
24087 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24088 value of Wunused-value.
24089 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24090 (c_finish_stmt_expr): Don't check extra_warnings.
24091 (emit_side_effect_warnings): The caller is responsible to check
24094 2007-02-11 Roger Sayle <roger@eyesopen.com>
24095 Matt Thomas <matt@3am-software.com>
24097 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24099 2007-02-11 Roger Sayle <roger@eyesopen.com>
24101 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24102 comparisons of POPCOUNT against zero.
24103 (simplify_const_relational_operation): Likewise.
24105 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24107 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24109 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24111 * dwarf2out.c (root_type): Delete unused function.
24113 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24115 * genattrtab.c (contained_in_p): Delete unused function.
24116 (write_expr_attr_cache): Likewise.
24118 2007-02-11 Jan Hubicka <jh@suse.cz>
24120 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24123 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24125 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24126 to add the REG_EQ* note.
24127 * see.c (see_merge_one_use_extension): Likewise.
24128 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24129 turn REG_EQUAL notes into REG_EQUIV notes if the target
24130 register may have more than one set.
24131 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24132 * gcse.c (try_replace_reg): Likewise.
24133 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24134 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24135 more than one REG_EQUIV note.
24136 * reload1.c (gen_reload): Use set_unique_reg_note.
24138 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24140 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24141 (ix86_builtin_conversion): New function.
24143 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24146 * tree.h (DECL_REPLACEABLE_P): New macro.
24147 * except.c (set_nothrow_function_flags): Likewise.
24149 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24150 Ira Rosen <irar@il.ibm.com>
24151 Dorit Nuzman <dorit@il.ibm.com>
24153 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24154 * targhooks.c (default_builtin_vectorized_conversion): New.
24155 * targhooks.h (default_builtin_vectorized_function): New declaration.
24156 * target.h (struct vectorize): Add builtin_conversion field.
24157 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24158 stmt_vec_info_type value.
24159 (vectorizable_conversion): New declaration.
24160 * tree-vect-analyze.c (vect_analyze_operations): Add
24161 vectorizable_conversion call.
24162 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24163 * tree-vect-transform.c (vectorizable_conversion): New function.
24164 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24165 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24167 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24168 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24169 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24170 or ALTIVEC_BUILTIN_VCFSX.
24172 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24175 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24176 CONST_DOUBLE and operand 0 is a hard register.
24177 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24178 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24179 is a hard floating-point register.
24181 2007-02-10 Richard Henderson <rth@redhat.com>
24182 Jakub Jelinek <jakub@redhat.com>
24183 Alexandre Oliva <aoliva@redhat.com>
24185 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24186 * builtin-types.def (BT_WORD): Make unsigned.
24187 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24188 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24189 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24190 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24191 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24192 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24194 * expr.c (emutls_var_address): New.
24195 (expand_expr_real_1): Expand emulated tls.
24196 (expand_expr_addr_expr_1): Likewise.
24197 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24198 * output.h (emutls_finish): Declare.
24199 * toplev.c (compile_file): Call it.
24200 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24201 address before wrapping in CONST.
24202 * varasm.c (emutls_htab, emutls_object_type): New.
24203 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24204 (get_emutls_object_name, get_emutls_object_type): New.
24205 (get_emutls_init_templ_addr, emutls_decl): New.
24206 (emutls_common_1, emutls_finish): New.
24207 (assemble_variable): When emulating tls, swap decls; generate
24208 constructor for the emutls objects.
24209 (do_assemble_alias): When emulating tls, swap decl and target name.
24210 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24212 * varpool.c (decide_is_variable_needed): Look at force_output.
24213 Recurse for emulated tls.
24214 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24215 with decide_is_variable_needed.
24216 * emutls.c: New file.
24217 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24218 tls_object for real tls.
24220 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24222 PR rtl-optimization/29599
24223 * reload1.c (eliminate_regs_in_insn): Take the destination
24224 mode into account when computing the offset.
24226 2007-02-09 Stuart Hastings <stuart@apple.com>
24227 Richard Henderson <rth@redhat.com>
24229 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24230 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24231 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24232 fixuns_truncdfhi2): New.
24233 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24234 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24235 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24236 (floatunssidf2): Allow nonimmediate source.
24237 * config/i386/sse.md (movdi_to_sse): New.
24238 (vec_concatv2di): Drop '*'.
24239 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24240 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24241 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24243 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24244 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24245 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24246 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24247 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24248 ix86_build_const_vector.
24249 (x86_emit_floatuns): Rewrite.
24251 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24253 * genautomata.c (longest_path_length): Delete unused function.
24254 (struct state): Delete unused longest_path_length.
24255 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24256 (get_free_state): Delete unused.
24258 2007-02-09 Jan Hubicka <jh@suse.cz>
24260 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24261 * doc/invoke.texi (inline-unit-growth): Update default value.
24263 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24264 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24265 (rebuild_cgraph_edges): Likewise.
24266 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24267 (dump_cgraph_node): Dump frequencies.
24268 (cgraph_clone_edge): Add frequency scales.
24269 (cgraph_clone_node): Add freuqnecy.
24270 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24271 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24272 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24273 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24274 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24275 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24276 (save_inline_function_body): Likewise.
24277 * ipa-inline.c: inluce rtl.h
24278 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24279 (cgraph_edge_badness): Use frequencies.
24280 (cgraph_decide_recursive_inlining): Update clonning.
24281 (cgraph_decide_inlining_of_small_function): Dump frequency.
24282 * predict.c (estimate_bb_frequencies): Export.
24283 * predict.h (estimate_bb_frequencies): Declare.
24284 * tree-inline.c (copy_bb): Watch overflows.
24285 (expand_call_inline): Update call of cgraph_create_edge.
24286 (optimize_inline_calls): Use TODO flags to update frequnecies.
24287 * passes.h: Include predict.h
24288 (init_optimization_passes): Move profile ahead.
24289 (execute_function_todo): Handle TODO_rebuild_frequencies.
24291 2007-02-09 Roger Sayle <roger@eyesopen.com>
24293 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24294 the insbl or inswl pattern into a register.
24296 2007-02-09 Roger Sayle <roger@eyesopen.com>
24298 * config/ia64/ia64.md (bswapdi2): New define_insn.
24300 2007-02-09 Richard Henderson <rth@redhat.com>
24302 * config/i386/constraints.md (Ym): New constraint.
24303 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24304 (movdi_1_rex64): Split sse and xmm general register moves from
24305 memory move alternatives. Use conditional register constraints.
24306 (movsf_1, movdf_integer): Likewise.
24307 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24308 (movdf_integer_rex64): New.
24309 (pushsf_rex64): Fix output constraints.
24310 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24311 (sse2_stored): Likewise.
24312 (sse2_storeq_rex64): New.
24313 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24314 amd and not generic.
24315 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24316 for optimize_size. Remove SF/DFmode hack.
24318 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24320 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24323 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24324 Richard Sandiford <richard@codesourcery.com>
24326 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24327 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24328 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24329 m68k/t-mlib to tmake_file.
24330 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24331 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24332 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24333 Allow it to be cf or m68k. Set m68k_arch_family. If that
24334 variable is not empty, add t-$m68k_arch_family to tmake_file.
24335 Add t-mlibs to tmake_file.
24336 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24337 * config/m68k/t-cf: New file.
24338 * config/m68k/t-m68k: Likewise.
24339 * config/m68k/t-mlibs: Likewise.
24340 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24341 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24342 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24343 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24344 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24346 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24347 (INSTALL_LIBGCC): Delete.
24348 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24349 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24351 (M68K_MLIB_CPU): Define.
24352 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24354 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24356 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24357 Richard Guenther <rguenther@suse.de>
24359 PR middle-end/23361
24360 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24361 against INT_MIN/INT_MAX.
24362 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24363 file if a loop is removed.
24365 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24367 * calls.c (store_one_arg): Pass correct alignment to
24368 emit_push_insn for non-BLKmode values.
24369 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24370 unaligned stack slot via a suitably aligned slot.
24372 2007-02-08 DJ Delorie <dj@redhat.com>
24374 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24376 (legal_subregs): Use unsigned char, make const.
24377 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24379 2007-02-08 Paul Brook <paul@codesourcery.com>
24381 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24382 special interworking needed.
24384 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24386 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24387 conditional to __SSE2__.
24388 (Entries below should have been added to first ChangeLog
24389 entry for amdfam10 dated 2007-02-05)
24390 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24392 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24394 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24397 2007-02-08 DJ Delorie <dj@redhat.com>
24399 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24400 * config/m32c/m32c.c (legal_subregs): New.
24401 (m32c_illegal_subreg_p): New.
24402 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24403 unsupported subregs of hard regs.
24405 2007-02-08 Jan Hubicka <jh@suse.cz>
24407 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24408 the same one; always update histograms.
24410 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24412 * passes.c (init_optimization_passes): Tidy comment.
24414 2007-02-08 Roger Sayle <roger@eyesopen.com>
24416 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24417 strip zero_extend, bswap and rotates from POCOUNT's argument.
24418 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24419 zero_extend and rotates from PARITY's argument.
24420 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24421 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24422 of an integer constant at compile-time.
24424 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24427 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24429 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24432 * tree-ssa-live.c (remove_unused_locals): Do not remove
24433 TREE_ADDRESSABLE variables.
24434 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24435 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24436 FOR_CLOBBER. Update all users.
24437 If VAR has an associated alias set, add a virtual operand for
24438 it if no alias is found to conflict with the memory reference.
24440 2007-02-07 Jan Hubicka <jh@suse.cz>
24441 Robert Kidd <rkidd@crhc.uiuc.edu>
24443 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24445 2007-02-07 Ian Lance Taylor <iant@google.com>
24447 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24449 2007-02-07 Roger Sayle <roger@eyesopen.com>
24451 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24452 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24453 tablejumpdi, movsi_to_cr_one): Remove constraints from
24454 define_expand's match_operands.
24456 2007-02-07 Roger Sayle <roger@eyesopen.com>
24458 * global.c (compute_regsets): Move declatation of "i" inside of
24459 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24461 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24464 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24465 of INDIRECT_REF <RESULT_DECL>.
24467 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24469 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24470 Kaz Kojima <kkojima@gcc.gnu.org>
24473 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24475 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24477 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24479 * doc/loop.texi: Document possibility not to perform disambiguation
24480 of loops with multiple latches.
24481 * cfgloopmanip.c (alp_enum_p): Removed.
24482 (add_loop): Handle subloops. Use get_loop_body_with_size.
24483 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24484 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24485 the new forwarder block.
24486 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24487 Handle the case latch is NULL.
24488 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24489 modifications when marking loop exits.
24490 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24492 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24493 disambiguate_loops_with_multiple_latches.
24494 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24495 before fix_loop_structure.
24496 * cfgloop.c: Include pointer-set.h and output.h.
24497 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24498 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24499 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24500 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24501 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24502 disambiguate_multiple_latches, get_loop_body_with_size,
24503 disambiguate_loops_with_multiple_latches): New functions.
24504 (flow_loop_dump): Dump multiple latch edges.
24505 (flow_loop_nodes_find): Handle loops with multiple latches.
24506 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24507 (glb_enum_p): Modified.
24508 (get_loop_body): Use get_loop_body_with_size.
24509 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24510 (AVOID_CFG_MODIFICATIONS): New constant.
24511 (disambiguate_loops_with_multiple_latches, add_loop,
24512 get_loop_body_with_size): Declare.
24513 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24515 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24517 PR inline-asm/28686
24518 * global.c (compute_regsets): New function.
24519 (global_alloc): Refactored ELIMINABLE_REGSET
24520 and NO_GLOBAL_ALLOC_REGS computation out.
24521 (rest_of_handle_global_alloc): Call compute_regsets()
24522 for non-optimizing case.
24524 2007-02-06 Richard Henderson <rth@redhat.com>
24526 * config/i386/constraints.md (Y2): Rename from Y.
24527 (Yi): New constraint.
24528 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24529 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24530 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24531 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24532 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24533 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24534 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24535 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24536 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24537 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24538 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24539 vec_extractv2si_1): Change Y constraints to Y2.
24540 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24541 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24542 Change Y constraints to Y2.
24543 (sse2_loadld): Change Y constraints to x.
24545 2007-02-06 Roger Sayle <roger@eyesopen.com>
24547 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24548 (parity<mode>2): New define_expand using rs6000_emit_parity.
24549 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24550 rs6000_emit_parity): New functions.
24551 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24552 rs6000_emit_parity): Prototype here.
24554 2007-02-06 Ian Lance Taylor <iant@google.com>
24556 * lower-subreg.c (simple_move_operand): Reject CONST.
24557 (resolve_clobber): Call validate_change rather than directly
24558 assigning to XEXP (pat, 0).
24560 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24562 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24563 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24564 (tree-cfg.o): Remove hashtab.h dependency.
24566 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24567 (struct ivopts_data): Change niters to pointer_map_t.
24568 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24569 (niter_for_exit): Create pointer_map on demand. Change for
24571 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24572 (free_loop_data): Destroy data->niters if created and reset field.
24573 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24574 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24576 * tree-ssa-reassoc.c: Include pointer-set.h.
24577 (bb_rank): Change to long *.
24578 (operand_rank): Change to pointer_map_t.
24579 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24580 (insert_operand_rank): Accept long.
24581 (operand_entry_hash, operand_entry_eq): Remove.
24582 (get_rank): Return long. Adjust for changes above.
24583 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24585 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24587 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24588 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24589 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24591 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24592 directly since it cannot be NULL.
24593 (get_vi_for_tree): Rewrite for pointer_map API.
24594 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24595 (init_alias_vars): Create vi_for_tree as pointer_map.
24596 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24598 * tree-cfg.c: Don't include hashtab.h.
24599 (edge_to_cases): Declare as pointer_map.
24600 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24602 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24603 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24604 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24606 (record_switch_edge): Delete.
24607 (get_cases_for_edge): Adjust for pointer_map API, inline
24608 record_switch_edge (rewritten for new API), remove goto.
24610 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24612 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24613 * tree-nested.c: Include pointer-set.h.
24614 (var_map_elt, var_map_eq, var_map_hash): Delete.
24615 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24616 to pointer_map_t's.
24617 (nesting_info_bitmap_obstack): New.
24618 (lookup_field_for_decl): Adjust for pointer_map API.
24619 (lookup_tramp_for_decl): Adjust for pointer_map API.
24620 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24621 (get_local_debug_decl): Adjust for pointer_map API.
24622 (convert_nl_goto_reference): Adjust for pointer_map API.
24623 (convert_nl_goto_receiver): Adjust for pointer_map API.
24624 (create_nesting_tree): Create outside GGC space. Create bitmap on
24625 the new obstack. Create field_map and var_map as pointer_maps.
24626 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24628 (lower_nested_functions): Move root here, no need to NULL it.
24629 Initialize and release the obstack.
24631 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24633 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24634 Remove prototypes and make them non-static.
24635 (struct tree_int_map): Remove.
24636 * tree.h (struct tree_int_map): Move here, turning TO into an
24638 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24640 * tree.h (TREE_COMPLEXITY): Remove.
24641 (struct tree_exp): Remove complexity field.
24642 * tree.c (build1_stat): Don't set it.
24644 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24645 Victor Kaplansky <victork@il.ibm.com>
24647 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24648 (vect_is_simple_reduction): Support reduction with induction as
24649 one of the operands.
24650 (vect_is_simple_iv_evolution): Fix formatting.
24651 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24652 formatting. Don't mark induction phis for vectorization.
24653 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24654 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24655 (vect_get_vec_def_for_operand): Support induction.
24656 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24658 (vectorizable_reduction): Support reduction with induction as one of
24660 (vectorizable_type_demotion): Use def-type of stmt argument rather
24661 than dummy def-type.
24663 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24664 flag_tree_scev_cprop.
24665 * common.opt (tree-scev-cprop): New flag.
24667 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24668 call to vect_get_new_vect_var.
24670 2007-02-06 Ira Rosen <irar@il.ibm.com>
24672 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24673 vectype is not NULL.
24674 (vect_pattern_recog_1): Likewise.
24676 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24678 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24679 (fold_negate_expr): Likewise.
24681 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24684 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24685 even if cv-qualification is the same.
24687 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24689 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24690 __enable_execute_stack on completion.
24692 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24694 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24695 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24696 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24697 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24698 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24699 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24700 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24701 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24703 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24705 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24706 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24707 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24708 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24709 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24710 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24711 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24712 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24713 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24714 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24715 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24716 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24717 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24718 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24719 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24720 sqrtextenddfxf2_i387): Added amdfam10_decode.
24722 * config/i386/athlon.md (athlon_idirect_amdfam10,
24723 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24724 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24725 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24726 athlon_ivector_store_amdfam10): New define_insn_reservation.
24727 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24732 * config/i386/athlon.md (athlon_call_amdfam10,
24733 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24734 define_insn_reservation.
24735 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24736 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24737 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24741 * config/i386/athlon.md (athlon_sseld_amdfam10,
24742 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24743 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24745 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24747 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24748 define_insn_reservation.
24749 * config/i386/i386.md (sseins): Added sseins to define_attr type
24750 and define_attr unit.
24751 * config/i386/sse.md: Set type attribute to sseins for insertq
24754 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24756 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24757 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24758 ssecomi_load_amdfam10, ssecomi_amdfam10,
24759 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24760 define_insn_reservation.
24761 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24765 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24766 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24767 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24768 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24769 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24770 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24771 define_insn_reservation.
24773 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24774 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24775 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24776 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24777 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24779 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24781 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24782 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24783 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24784 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24785 athlon_ssemul_load_k8): Added amdfam10.
24787 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24789 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24790 (x86_sse_unaligned_move_optimal): New variable.
24792 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24794 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24795 for unaligned vector SSE double/single precision loads for AMDFAM10.
24797 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24799 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24800 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24801 Define TARGET_CPU_DEFAULT_amdfam10.
24802 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24803 (processor_type): Add PROCESSOR_AMDFAM10.
24805 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24806 processor_type in config/i386/i386.h.
24807 Enable imul peepholes for TARGET_AMDFAM10.
24809 * config.gcc: Add support for --with-cpu option for amdfam10.
24811 * config/i386/i386.c (amdfam10_cost): New variable.
24812 (m_AMDFAM10): New macro.
24813 (m_ATHLON_K8_AMDFAM10): New macro.
24814 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24815 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24816 x86_promote_QImode, x86_integer_DFmode_moves,
24817 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24818 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24819 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24820 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24821 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24822 Enable/disable for amdfam10.
24823 (override_options): Add amdfam10_cost to processor_target_table.
24824 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24825 processor_alias_table.
24826 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24827 (ix86_adjust_cost): Add code for amdfam10.
24829 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24831 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24832 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24833 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24834 * config/i386/i386.h: Add builtin definition for SSE4A.
24835 * config/i386/i386.md: Add support for ABM instructions
24836 (popcnt and lzcnt).
24837 * config/i386/sse.md: Add support for SSE4A instructions
24838 (movntss, movntsd, extrq, insertq).
24839 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24840 Add -march=amdfam10 flag.
24841 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24842 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24844 * doc/extend.texi: Add documentation for SSE4A builtins.
24846 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24848 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24850 2007-02-05 Richard Guenther <rguenther@suse.de>
24852 * tree-vectorizer.h (vectorizable_function): Add argument type
24853 argument, change return type.
24854 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24855 * tree-vect-transform.c (vectorizable_function): Handle extra
24856 argument, return vectorized function decl.
24857 (build_vectorized_function_call): Remove.
24858 (vectorizable_call): Handle calls with result and argument types
24859 differing. Handle loop vectorization factor correctly.
24860 * targhooks.c (default_builtin_vectorized_function): Adjust for
24862 * targhooks.h (default_builtin_vectorized_function): Likewise.
24863 * target.h (builtin_vectorized_function): Add argument type
24865 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24866 extra argument, allow vectorizing of lrintf.
24867 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24868 documentation of target hook.
24870 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24873 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24874 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24875 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24877 2007-02-05 Roger Sayle <roger@eyesopen.com>
24879 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24880 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24881 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24882 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24883 before canonicalizing sincos to cexpi.
24884 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24886 2007-02-05 Roger Sayle <roger@eyesopen.com>
24888 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24889 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24890 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24892 2007-02-05 Roger Sayle <roger@eyesopen.com>
24894 * mips-tfile.c (initialize_init_file): Correct endianness test.
24896 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24898 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24899 the 'y' constraint.
24901 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24903 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24904 saves in a PARALLEL before the register assignments.
24906 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24908 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24909 DWARF_FRAME_RETURN_COLUMN to be a general register.
24910 * dwarf2out.c (init_return_column_size): New function, split from...
24911 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24912 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24913 to be nongeneral registers.
24914 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24916 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24917 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24919 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24921 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24923 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24925 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24926 (remove_path): Use can_remove_branch_p and remove_branch instead
24927 of loop_delete_branch_edge.
24928 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24929 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24930 Update profile using scale_dominated_blocks_in_loop.
24931 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24932 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24933 (can_remove_branch_p, remove_branch): Declare.
24934 * tree-cfg.c (tree_can_remove_branch_p): New function.
24935 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24936 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24937 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24939 2007-02-05 Jan Hubicka <jh@suse.cz>
24941 PR middle-end/30696
24942 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24943 nodes in cgraph, don't remove offline copy of the function.
24945 2007-02-04 Jan Hubicka <jh@suse.cz>
24947 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24948 vectors might cause maybe_lookup_element_for_expr to be called
24949 on non-sra-candidate.
24951 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24953 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24954 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24955 spelling conventions.
24957 2007-02-04 Richard Guenther <rguenther@suse.de>
24959 PR middle-end/30636
24960 * fold-const.c (try_move_mult_to_index): Make sure to not
24961 overflow one dimension of a multi-dimensional array access.
24963 2007-02-04 Jan Hubicka <jh@suse.cz>
24965 * passes.c (init_optimization_passes): Reindent.
24967 2007-02-04 Jan Hubicka <jh@suse.cz>
24968 Eric Botcazou <ebotcazou@adacore.com>
24970 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24971 (execute_fixup_cfg): Break out the abnormal goto code.
24972 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24973 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24974 (optimize_inline_calls): Call make_nonlocal_label_edges.
24976 2007-02-04 Jan Hubicka <jh@suse.cz>
24978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24979 true when something was changed.
24980 (rename_ssa_copies): When something was changed, do
24981 TODO_remove_unused_locals.
24982 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24983 add TODO_remove_unused_locals when instruction was removed.
24985 2007-02-04 Jan Hubicka <jh@suse.cz>
24987 * ipa-inline.c (try_inline): Improve debug output; work on already
24989 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24990 call try_inline for already inlined edges too when flattening;
24991 inline also functions that make callee growth but overall unit size
24994 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24996 * config/m32c/bitops.md, config/m32c/jump.md,
24997 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24998 config/m32r/m32r.h, config/m32r/m32r.md,
24999 config/m32r/predicates.md, config/m68hc11/larith.asm,
25000 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25001 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25002 config/mips/mips-protos.h, config/mips/mips.c,
25003 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25004 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25005 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25006 spelling conventions.
25008 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25009 Follow spelling conventions.
25011 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25013 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25014 warn about C++0x compatibility.
25016 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25018 * config/h8300/h8300.c, config/h8300/h8300.h,
25019 config/h8300/h8300.md: Follow spelling conventions.
25021 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25023 PR middle-end/30667
25024 * combine.c (try_combine): Do not substitute source operand
25025 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25027 2007-02-03 Jan Hubicka <jh@suse.cz>
25029 PR gcov-profile/30650
25030 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25031 do not divide by zero for never executed counters.
25032 (tree_find_values_to_profile): Fix counters.
25033 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25035 2007-02-03 Ian Lance Taylor <iant@google.com>
25037 * lower-subreg.c (simple_move_operand): New static function,
25038 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25040 (simple_move): Call simple_move_operand.
25041 (find_decomposable_subregs): Add special handling of MEMs.
25042 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25043 meaning of return value. If we see a hard register, test whether
25044 it can store a word_mode value. Change all callers.
25046 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25048 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25049 ftrapv insns and expanders.
25050 (subdi3): Change define_expand operand 1 to arith11_operand, and
25051 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25052 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25053 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25056 PR middle-end/30174
25057 * varasm.c (notice_global_symbol): Treat global objects as weak when
25058 flag_shlib is true.
25060 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25062 * emit-rtl.c (dconstpi): Delete.
25063 (dconstsqrt2): New.
25064 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25065 * real.h (dconstpi): Delete.
25066 (dconstsqrt2): New.
25067 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25068 (fold_builtin_hypot): Likewise.
25070 2007-02-03 Tom Tromey <tromey@redhat.com>
25073 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25074 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25076 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25078 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25079 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25080 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25081 config/rs6000/cell.md, config/rs6000/darwin.h,
25082 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25083 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25084 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25085 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25086 typos. Follow spelling conventions.
25087 * doc/invoke.texi: Follow spelling conventions.
25089 2007-02-03 Roger Sayle <roger@eyesopen.com>
25091 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25092 canonicalization transformations that attempt to simplify integer
25093 constant comparisons to become comparisons against zero.
25095 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25097 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25099 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25100 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25102 2007-02-02 Mike Stump <mrs@apple.com>
25104 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25105 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25106 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25107 generate a branch island.
25109 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25111 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25112 (xtensa_legitimate_address_p): New.
25113 (xtensa_legitimize_address): New.
25114 (xtensa_output_addr_const_extra): New.
25115 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25117 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25118 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25119 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25120 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25121 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25122 (xtensa_legitimize_address): New.
25123 (xtensa_output_addr_const_extra): New.
25125 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25127 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25129 2007-02-02 Ian Lance Taylor <iant@google.com>
25131 * expmed.c (expand_divmod): Add comment.
25133 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25135 * emit-rtl.c (renumber_insns): Remove.
25136 * flags.h: Remove the extern for flag_renumber_insns.
25137 * rtl.h: Remove the prototype for renumber_insns.
25138 * toplev.c (flag_renumber_insns): Remove.
25140 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25142 Revert for x86 darwin:
25143 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25145 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25146 code before the following patch under TARGET_MACHO.
25147 (ix86_function_value_regno_p): Likewise.
25149 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25151 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25154 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25157 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25158 loads to general or fp registers. Add comments.
25159 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25161 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25163 * pointer-set.c (insert_aux): Only return insertion slot.
25164 (pointer_set_insert): Adjust.
25165 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25166 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25167 pointer_map_traverse): New.
25168 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25169 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25170 pointer_map_contains, pointer_map_traverse): Declare.
25172 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25174 PR middle-end/30473
25175 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25176 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25178 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25180 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25182 (struct _dep): New type.
25183 (dep_t): New typedef.
25184 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25185 (DEP_STATUS): New access macro. The macro with the same name was
25186 renamed to DEP_LINK_STATUS.
25187 (dep_init): Declare function
25189 (struct _dep_link): New type.
25190 (dep_link_t): New typedef.
25191 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25192 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25193 (DEP_LINK_STATUS): New macro.
25194 (debug_dep_links): New debug function.
25196 (struct _deps_list): New type.
25197 (deps_list_t): New typedef.
25198 (DEPS_LIST_FIRST): New access macro.
25199 (FOR_EACH_DEP_LINK): New cycle macro.
25200 (create_deps_list, free_deps_list, delete_deps_list): Declare
25202 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25203 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25204 (copy_deps_list_change_con): Ditto.
25206 (move_dep_link): Declare function.
25208 (struct _dep_node): New type.
25209 (dep_node_t): New typedef.
25210 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25212 (struct haifa_insn_data.back_deps): New field to hold backward
25213 dependencies of the insn.
25214 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25216 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25217 Change its type to deps_list_t.
25218 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25219 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25220 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25222 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25224 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25226 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25228 (dep_cost): Declare.
25230 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25231 (ds_to_dk, dk_to_ds): New functions.
25233 (init_dep_1): New static function.
25234 (init_dep): New function.
25235 (copy_dep): New static function.
25237 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25239 (detach_dep_link): New static function.
25240 (move_dep_link): New function.
25242 (dep_links_consistent_p, dump_dep_links): New static functions.
25243 (debug_dep_links): New debugging function.
25245 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25247 (alloc_deps_list, init_deps_list): New static functions.
25248 (create_deps_list): New function.
25249 (clear_deps_list): New static function.
25250 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25251 (deps_list_consistent_p, dump_deps_list): New static functions.
25252 (debug_deps_list): New function.
25253 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25255 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25257 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25258 use new scheduler dependencies lists.
25259 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25260 (sched_analyze): Ditto. Initialize dependencies lists.
25261 (add_forw_dep, compute_forward_dependences): Update to use new
25262 scheduler dependencies lists.
25264 (init_dependency_caches): Init deps_obstack.
25265 (free_dependency_caches): Free deps_obstack.
25267 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25268 new scheduler dependencies lists.
25269 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25270 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25272 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25273 Update to use new scheduler dependencies lists.
25274 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25275 (debug_dependencies): Ditto.
25276 (schedule_region): Update comments.
25278 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25279 scheduler dependencies lists.
25280 (schedule_ebb): Update comments.
25282 * rtl.def (DEPS_LIST): Remove.
25284 * lists.c (unused_deps_list): Remove.
25285 (free_list): Update assertions.
25287 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25288 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25290 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25291 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25293 * haifa-sched.c (comments): Update.
25294 (insn_cost1): Remove. Inline the code into insn_cost ().
25295 (insn_cost): Update to use new scheduler dependencies lists. Move
25296 processing of the dependency cost to dep_cost ().
25297 (dep_cost): New function. Use it instead of insn_cost () when
25298 evaluating cost of the dependency. Use compatible interface to
25299 interact with the target.
25300 (priority): Update to use new scheduler dependencies lists.
25301 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25302 with greater number of insns that depend on the insn.
25303 (schedule_insn): Update to use new scheduler dependencies lists. Add
25304 code to free backward dependencies lists. Inline and optimize code
25305 from resolve_dep () - see PR28071.
25306 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25307 lists. Update call to targetm.sched.is_costly_dependence hook.
25309 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25310 scheduler dependencies lists.
25312 (resolve_dep): Remove. Move the logic to schedule_insn ().
25313 (init_h_i_d): Initialize dependencies lists.
25315 (process_insn_depend_be_in_spec): Rename to
25316 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25317 dependencies lists.
25318 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25319 Update to use new scheduler dependencies lists.
25320 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25322 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25323 new scheduler dependencies lists.
25324 (build_intra_loop_deps): Ditto.
25326 * target.h (struct _dep): Declare to use in
25327 gcc_target.sched.is_costly_dependence.
25328 (struct gcc_target.sched.adjust_cost): Fix typo.
25329 (struct gcc_target.sched.is_costly_dependence): Change signature to
25330 use single dep_t parameter instead of an equivalent triad.
25331 (struct gcc_target.sched.adjust_cost_2): Remove.
25333 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25335 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25337 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25339 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25341 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25342 (REG_DEP_TRUE): Document.
25344 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25345 Change signature to correspond to the targetm.sched.adjust_cost hook.
25346 Update use in TARGET_SCHED_ADJUST_COST_2.
25347 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25348 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25349 new scheduler dependencies lists.
25350 (ia64_gen_check): Ditto.
25352 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25353 scheduler dependencies lists.
25355 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25356 signature to correspond to the targetm.sched.is_costly_dependence hook.
25357 (is_costly_group): Update to use new scheduler dependencies lists.
25359 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25360 instead of INSN_COST () macro.
25362 2007-02-01 Ian Lance Taylor <iant@google.com>
25364 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25366 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25368 * pa.md (tp_load): Correct mfctl instruction syntax.
25370 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25372 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25373 altivec_padding_size calculation on AIX. Improve comment, add
25374 assert to verify that it's right.
25376 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25379 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25381 PR inline-asm/28686
25382 * global.c (global_alloc): Add mising initialization of
25385 2007-02-01 Roger Sayle <roger@eyesopen.com>
25387 * alias.c (init_alias_analysis): Correct whitespace.
25388 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25389 partition_hot_cold_basic_blocks): Likewise.
25390 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25391 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25392 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25393 fold_builtin_snprintf_chk, fold_builtin_printf,
25394 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25395 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25396 * cfgcleanup.c (cleanup_cfg): Likewise.
25397 * cfgexpand.c (tree_expand_cfg): Likewise.
25398 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25399 * function.c (get_next_funcdef_no): Likewise.
25400 * gengtype.c (main): Likewise.
25401 * genmodes.c (main): Likewise.
25402 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25403 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25404 * ifcvt.c (noce_emit_move_insn): Likewise.
25405 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25407 * stor-layout.c (get_best_mode): Likewise.
25408 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25409 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25410 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25411 perform_var_substitution, solve_graph): Likewise.
25412 * tree-vrp.c (vrp_finalize): Likewise.
25414 2007-02-01 Ian Lance Taylor <iant@google.com>
25416 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25417 high part of a paradoxical subreg, return a constant zero.
25419 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25421 * toplev.c (lang_dependent_init): Call init_set_costs.
25422 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25424 2007-02-01 Richard Guenther <rguenther@suse.de>
25426 PR middle-end/30656
25427 * fold-const.c (fold_negate_expr): Allow negating a
25428 constant if overflow does not change.
25430 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25432 * doc/c-tree.texi (Expression trees): Improve markup.
25433 * doc/tm.texi (Register Classes, Addressing Modes)
25434 (Floating Point): Fix spacing after abbreviations. Fix some
25437 2007-02-01 Ben Elliston <bje@au.ibm.com>
25439 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25440 * doc/contrib.texi: Likewise.
25441 * doc/install.texi: Likewise.
25443 2007-01-31 Richard Henderson <rth@redhat.com>
25444 Ian Lance Taylor <iant@google.com>
25446 * lower-subreg.c: New file.
25447 * rtl.def (CONCATN): Define.
25448 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25449 pass_lower_subreg2.
25450 * emit-rtl.c (update_reg_offset): New static function, broken out
25451 of gen_rtx_REG_offset.
25452 (gen_rtx_REG_offset): Call update_reg_offset.
25453 (gen_reg_rtx_offset): New function.
25454 * regclass.c: Revert patch of 2006-03-05, restoring
25456 (clear_reg_info_regno): New function.
25457 * dwarf2out.c (concatn_loc_descriptor): New static function.
25458 (loc_descriptor): Handle CONCATN.
25459 * common.opt (fsplit_wide_types): New option.
25460 * opts.c (decode_options): Set flag_split_wide_types when
25462 * timevar.def (TV_LOWER_SUBREG): Define.
25463 * rtl.h (gen_reg_rtx_offset): Declare.
25464 (reg_scan_update): Declare.
25465 * regs.h (clear_reg_info_regno): Declare.
25466 * tree-pass.h (pass_lower_subreg): Declare.
25467 (pass_lower_subreg2): Declare.
25468 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25469 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25470 -fsplit-wide-types.
25471 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25472 * Makefile.in (OBJS-common): Add lower-subreg.o.
25473 (lower-subreg.o): New target.
25475 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25477 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25479 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25482 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25484 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25486 PR middle-end/29335
25487 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25489 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25491 * cfgloop.h: Include vec-prim.h.
25492 (enum li_flags): Remove LI_ONLY_OLD.
25493 (loop_iterator): Changed.
25494 (fel_next, fel_init): Iterate over loop tree.
25495 (FOR_EACH_LOOP_BREAK): New macro.
25496 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25498 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25499 * modulo-sched.c (sms_schedule): Ditto.
25500 * tree-vectorizer.c (vectorize_loops): Ditto.
25501 * doc/loop.texi: Update information on loop numbering and behavior of
25502 FOR_EACH_LOOP wrto new loops.
25503 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25504 add_to_evolution_1): Test nestedness of loops instead of comparing
25506 * tree-chrec.c (chrec_fold_plus_poly_poly,
25507 chrec_fold_multiply_poly_poly, chrec_evaluate,
25508 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25509 reset_evolution_in_loop): Ditto.
25510 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25512 2007-01-31 Dirk Mueller <dmueller@suse.de>
25514 * c-common.c (warn_about_parentheses): Separate warning about
25515 un-parenthized sequence of comparison operators from the one
25516 which is supposed to warn about x <= y <= z.
25518 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25520 * optabs.h (enum optab_index): Add new OTI_isinf.
25521 (isinf_optab): Define corresponding macro.
25522 * optabs.c (init_optabs): Initialize isinf_optab.
25523 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25525 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25526 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25528 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25529 expand_builtin_interclass_mathfn.
25530 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25531 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25532 (fxam<mode>2_i387): New insn pattern.
25533 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25534 built-in functions as x87 inline asm.
25536 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25538 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25540 2007-01-30 Eric Christopher <echristo@apple.com>
25542 * config.gcc: Add geode.
25544 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25546 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25547 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25548 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25549 value-prof.c: Fix comment typos.
25551 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25554 * doc/invoke.texi (Wpointer-arith): Document warning.
25556 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25558 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25559 the list of discrepancies from the draft TR.
25561 2007-01-30 Dirk Mueller <dmueller@suse.de>
25564 * doc/invoke.texi (-Wreturn-type): Update description to
25565 match new behavior.
25567 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25569 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25571 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25573 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25574 to handle optabs that operate on floating point input argument and
25575 output to integer output.
25576 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25577 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25578 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25579 expand_builtin_interclass_mathfn ().
25580 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25581 (ilogbsi2): Remove.
25582 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25583 ilogbl built-in functions as x87 intrinsics.
25585 2007-01-30 Richard Guenther <rguenther@suse.de>
25587 PR middle-end/27657
25588 * dwarf2out.c (reference_to_unused): Query varpool if the
25589 variable was output.
25591 2007-01-30 Richard Guenther <rguenther@suse.de>
25593 PR middle-end/30313
25594 * passes.c (execute_one_pass): Reset in_gimple_form to not
25595 confuse non-unit-at-a-time mode.
25597 2007-01-29 Roger Sayle <roger@eyesopen.com>
25598 Richard Guenther <rguenther@suse.de>
25600 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25601 avoid undefined behaviour on overflow. Use force_fit_type_double
25602 to construct the constant with the specified TREE_OVERFLOW.
25604 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25606 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25607 * config/dfp-bit.h: Ditto.
25609 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25611 * c-decl.c (pop_scope): Replace warnings with call to
25612 warn_for_unused_label.
25613 * c-common.h (warn_for_unused_label): Declare.
25614 * c-common.c (warn_for_unused_label): Define.
25616 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25618 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25621 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25623 * Makefile.in (USER_H): Remove decfloat.h.
25624 * ginclude/decfloat.h: Delete, moving contents to ...
25625 * ginclude/float.h: Add support for decimal floating point,
25626 guarded by __STDC_WANT_DEC_FP__.
25628 2007-01-29 Mike Stump <mrs@apple.com>
25630 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25631 Analysis and Representation to resolve case insensitive conflict.
25632 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25634 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25636 * tree.h (struct tree_memory_tag): Add aliases member.
25637 (MTAG_ALIASES): New macro.
25638 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25639 (add_may_alias): Remove pointer-set. Update for may_aliases being
25641 (mark_aliases_call_clobbered): Update for may_aliases being a
25643 (compute_tag_properties): Ditto.
25644 (create_partition_for): Ditto.
25645 (compute_memory_partitions): Ditto.
25646 (dump_may_aliases_for): Ditto.
25647 (is_aliased_with): Ditto.
25648 (add_may_alias_for_new_tag): Ditto.
25649 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25650 (compute_is_aliased): New function.
25651 (compute_may_aliases): Call compute_is_aliased).
25652 (init_alias_info): Initialize alias_bitmap_obstack.
25653 (union_alias_set_into): New function.
25654 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25655 (have_common_aliases_p): Rewrite to take two bitmaps and use
25657 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25658 Update for bitmaps.
25659 (finalize_ref_all_pointers): Update for add_may_alias changes.
25660 (new_type_alias): Ditto.
25661 * tree-flow-inline.h (may_aliases): Return a bitmap.
25662 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25663 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25664 may_aliases being a bitmap.
25665 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25666 may_aliases now returns a bitmap.
25667 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25669 * tree-ssa-operands.c (add_virtual_operand): Update for
25670 may_aliases being a bitmap.
25672 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25674 PR tree-optimization/30630
25675 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25676 variable as changed.
25678 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25681 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25682 expanded only once even if an error occurs.
25684 2007-01-29 Ben Elliston <bje@au.ibm.com>
25686 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25687 (__gcov_average_profiler): Likewise.
25688 (__gcov_ior_profiler): Likewise.
25689 (__gcov_merge_ior): Likewise.
25691 2007-01-28 Jan Hubicka <jh@suse.cz>
25693 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25694 * value-prof.c (stringop_block_profile): Likewise.
25696 2007-01-28 Jan Hubicka <jh@suse.cz>
25698 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25699 Add variant handling histograms; add wrapper.
25700 (clear_storage_via_libcall): Export.
25701 (emit_block_move_hints): Break out from ...; add histograms.
25702 (emit_block_move): ... this one.
25703 (clear_storage_hints): Break out from ...; add histograms.
25704 (clear_storage): ... this one.
25705 (set_storage_via_memset): Handle histogram.
25706 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25707 (clear_storage_hints, clear_storage_via_libcall): Declare.
25708 (set_storage_via_setmem): Update prototype.
25709 * doc/md.texi (movmem, setmem): Document new arguments.
25711 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25712 Add new histograms.
25713 (stringop_block_profile): New global function.
25714 (tree_stringops_values_to_profile): Profile block size and alignment.
25715 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25717 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25718 (stringop_block_profile): Declare.
25719 * builtins.c: Include value-prof.h.
25720 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25721 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25722 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25723 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25724 * profile.c (instrument_values): Add new counters.
25725 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25727 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25728 (tree_init_edge_profiler): Build new profilers.
25729 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25730 (pass_tree_profile): Add dump.
25731 (tree_profile_hooks): Update.
25732 * Makefile.in (LIBGCOV): Add new constants.
25733 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25734 __gcov_ior_profiler): New.
25735 * i386.md (movmem/setmem expanders): Add new optional arguments.
25737 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25739 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25741 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25743 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25744 (tree_unswitch_single_loop): Pass eni_size_weights to
25745 tree_num_loop_insns.
25746 * tree-ssa-loop-manip.c: Include tree-inline.h.
25747 (can_unroll_loop_p): Pass eni_size_weights to
25748 tree_num_loop_insns.
25749 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25750 Pass eni_size_weights to estimate_num_insns.
25751 * tree.h (init_inline_once): Export.
25752 * toplev.c (backend_init): Call init_inline_once.
25753 * cgraphunit.c (cgraph_process_new_functions,
25754 cgraph_analyze_function): Pass eni_inlining_weights to
25755 estimate_num_insns.
25756 * ipa-inline.c (compute_inline_parameters): Ditto.
25757 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25758 to estimate_num_insns.
25759 (try_unroll_loop_completely): Pass eni_size_weights to
25760 tree_num_loop_insns.
25761 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25762 ot estimate_num_insns.
25763 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25764 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25765 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25766 eni_time_weights): New variables.
25767 (init_inline_once): Initialize them.
25768 (struct eni_data): Mew.
25769 (estimate_num_insns_1, estimate_num_insns): Use weights.
25770 * tree-inline.h (struct eni_weights_d): New.
25771 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25772 (estimate_num_insns): Declaration changed.
25773 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25774 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25775 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25777 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25779 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25780 relations in the conflict function is valid.
25782 2007-01-27 Ian Lance Taylor <iant@google.com>
25784 * common.opt: Add fstrict-overflow.
25785 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25786 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25787 (TYPE_OVERFLOW_UNDEFINED): Define.
25788 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25790 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25791 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25792 (fold_negate_expr): Likewise.
25793 (make_range): Likewise.
25794 (extract_muldiv_1): Likewise.
25795 (maybe_canonicalize_comparison): Likewise.
25796 (fold_comparison): Likewise.
25797 (fold_binary): Likewise.
25798 (tree_expr_nonnegative_p): Likewise.
25799 (tree_expr_nonzero_p): Likewise.
25800 * tree-vrp.c (compare_values): Likewise.
25801 (extract_range_from_binary_expr): Likewise.
25802 (extract_range_from_unary_expr): Likewise.
25803 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25805 (nowrap_type_p): Likewise.
25806 * tree-scalar-evolution.c (simple_iv): Likewise.
25807 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25808 (build_range_check): Likewise.
25809 (extract_muldiv_1): Likewise.
25810 (fold_comparison): Likewise.
25811 * tree-vrp.c (vrp_int_const_binop): Likewise.
25812 (extract_range_from_unary_expr): Likewise.
25813 * convert.c (convert_to_integer): Likewise.
25814 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25815 (fold_comparison): Likewise.
25816 (fold_binary): Likewise.
25817 * optabs.c (optab_for_tree_code): Likewise.
25818 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25819 * simplify-rtx.c (simplify_const_relational_operation): Check
25820 flag_strict_overflow and flag_trapv.
25821 (simplify_const_relational_operation): Likewise.
25822 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25823 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25826 2007-01-27 Roger Sayle <roger@eyesopen.com>
25828 * tree.c (tree_fold_gcd): Delete.
25829 * tree.h (tree_fold_gcd): Remove prototype.
25830 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25831 test whether one constant integer is a multiple of another. Instead
25832 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25833 * fold-const.c (multiple_of_p): We've determined both TOP and
25834 BOTTOM are integer constants so we can call int_const_binop directly
25835 instead of the more generic const_binop.
25837 2007-01-27 Roger Sayle <roger@eyesopen.com>
25839 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25840 1*X check that the constant hasn't overflowed, to preserve the
25842 (round_up): Provide an efficient implementation when rouding-up an
25843 INTEGER_CST to a power-of-two.
25845 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25847 * doc/sourcebuild.texi: Add comma for clarity.
25848 * doc/extend.texi: Fix some typos.
25849 * doc/passes.texi: Likewise.
25850 * doc/cppinternals.texi: Likewise.
25851 * doc/c-tree.texi: Likewise.
25852 * doc/tree-ssa.texi: Likewise.
25853 * doc/install.texi: Likewise.
25855 2007-01-27 Jan Hubicka <jh@suse.cz>
25857 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25858 (pass_sra): Do not require alias information.
25859 * passes.c (init_optimization_passes): Add SRA
25861 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25863 * tracer.c (rest_of_handle_tracer): We already cleaned
25864 up the CFG in tracer() so don't do it here again.
25865 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25866 cleanup_cfg here, either. And don't call renumber_insns.
25868 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25869 and BB_HEAD are in the insn stream here. Instead make sure
25870 that BB_INSN is valid on all insns. Also, do check here that
25871 there are no pending branch predictions...
25872 (rtl_verify_flow_info): ...instead of doing it here. Checks
25873 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25876 2007-01-26 Roger Sayle <roger@eyesopen.com>
25878 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25879 function to simplify/factorize operand order canonicalization.
25880 (ix86_fixup_binary_operands): Reorganize using the above function.
25881 (ix86_binary_operator_ok): Likewise.
25883 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25885 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25886 file scope from optimize_attrs.
25887 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25889 (optimize_attrs): Clear insn_code_values after freeing it.
25891 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25893 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25894 a parts.base assignment.
25896 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25898 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25899 (compute_subscript_distance, initialize_data_dependence_relation,
25900 finalize_ddr_dependent, analyze_ziv_subscript,
25901 analyze_siv_subscript_cst_affine,
25902 compute_overlap_steps_for_affine_univar,
25903 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25904 analyze_siv_subscript, analyze_miv_subscript,
25905 analyze_overlapping_iterations, subscript_dependence_tester_1,
25906 compute_self_dependence, free_dependence_relation): Work
25907 with affine_fn instead of chrecs.
25908 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25909 common_affine_function, affine_function_base,
25910 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25911 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25912 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25913 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25914 (all_chrecs_equal_p): Removed.
25915 * tree-data-ref.h (affine_fn, conflict_function): New types.
25916 (struct subscript): Change type of conflicting_iterations_in_a
25917 and conflicting_iterations_in_b.
25919 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25922 * config/pa/pa.h (TARGET_HPUX_11): New.
25923 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25924 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25926 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25927 Richard Guenther <rguenther@suse.de>
25929 * tree-ssa-structalias.c (solve_graph): Handle case
25930 we merged the variable to another.
25932 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25934 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25937 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25938 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25940 2007-01-25 DJ Delorie <dj@redhat.com>
25942 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25943 allow changes to modes which don't fit in those registers.
25945 * reload1.c (choose_reload_regs): Check for invalid subregs before
25946 computing their locations, not after.
25948 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25951 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25952 save Altivec registers in an eh_return function.
25953 (compute_vrsave_mask): Likewise.
25954 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25955 for saving Altivec registers.
25956 (rs6000_emit_prologue): Don't allocate stack twice in
25957 eh_return function. Correct expected value of altivec_save_offset
25958 when using save_world. Describe save of R0 to stack when using
25959 save_world. Describe stack pointer adjustment when using
25960 save_world. Remove duplicated eh_return parameter register saving.
25961 Update sp_offset variable after save_world.
25962 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25964 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25965 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25968 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25970 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25972 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25975 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25976 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25978 2007-01-25 Richard Guenther <rguenther@suse.de>
25980 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25981 * common.opt (-Wcoverage-mismatch): New warning option.
25982 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25983 if -Wcoverage-mismatch is given.
25985 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25987 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25988 (ipcp_driver): Change to static definition.
25989 Add dumping of the ifunctions.
25990 (constant_val_insert): Remove unused parameter. Support for SSA.
25991 (ipcp_propagate_const): Support for SSA.
25992 (ipcp_profile_bb_print): Print only analyzed nodes.
25993 (ipcp_replace_map_create): Remove support for Fortran constant
25995 * ipa-prop.c (ipa_method_modify_stmt,
25996 ipa_callsite_compute_param): Support for SSA.
25997 * ipa-prop.h (ipcp_driver): Remove declaration.
25998 (IS_VALID_TREE_MAP_INDEX): Add define.
26000 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26002 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26004 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26006 PR middle-end/30447
26007 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26008 constant argument to cabs and do it without checking for
26009 -funsafe-math-optimizations.
26011 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26013 * c-common.h (RID_FIRST_CXX0X): New.
26014 (RID_LAST_CXX0X): New.
26015 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26017 * c.opt (Wc++0x-compat): New.
26018 * doc/invoke.texi (-Wc++0x-compat): Document.
26020 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26022 * builtins.c (fold_builtin_carg): New.
26023 (fold_builtin_1): Use it.
26025 2007-01-24 Jan Hubicka <jh@suse.cz>
26027 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26029 * ipa-inline.c (initial_insns, max_insns): Delete.
26030 (compute_max_insns): New function.
26031 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26032 amount of insns as base for code growth.
26033 (cgraph_decide_inlining): Make initial_insns local; do not compute
26035 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26036 * doc/invoke.texi (inline-unit-growth): Update docs.
26038 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26040 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26041 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26042 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26043 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26044 for CPUs that have PTA_CX16 set.
26046 PR middle-end/27416
26047 * gimplify.c (omp_check_private): New function.
26048 (gimplify_scan_omp_clauses): Use it for
26049 firstprivate/lastprivate/reduction.
26051 PR middle-end/30494
26052 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26053 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26055 PR middle-end/30421
26056 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26057 If lower_lastprivate_clauses emits some statements, append them
26058 to dlist rather than body_p and to body_p append an initializer.
26059 (lower_omp_for): Adjust caller.
26061 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26063 * target.h (globalize_decl_name): New.
26064 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26065 * output.h (default_globalize_decl_name): New.
26066 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26068 (globalize_decl): Ditto.
26069 (default_globalize_decl_name): New.
26070 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26071 (ia64_handle_version_id_attribute): New.
26072 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26073 (ia64_asm_output_external): Use globalize_decl_name instead
26074 of globalize_label.
26075 * doc/extend.texi (version_id): New pragma.
26076 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26078 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26080 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26081 _uleb128_t and _Unwind_SWord with _sleb128_t.
26082 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26083 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26085 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26086 * unwind-pe.h (read_uleb128, read_sleb128,
26087 read_encoded_value_with_base): Likewise.
26088 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26090 2007-01-24 Richard Guenther <rguenther@suse.de>
26092 * builtins.c (expand_builtin_cexpi): Get the fndecl
26093 for cexp in the correct way.
26095 2007-01-24 Jan Hubicka <jh@suse.cz>
26097 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26100 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26102 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26103 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26104 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26105 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26106 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26107 __SIZEOF_PTRDIFF_T__.
26108 * doc/cpp.texi: Documentation for the new builtin macros added.
26110 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26112 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26113 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26114 instead of operands[2] to avoid access past the end of array.
26116 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26118 * reload1.c (emit_reload_insns): Pass the reload register
26119 for a non-spill output reload through forget_old_reloads_1.
26121 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26123 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26124 _SOFT_DOUBLE if doubles use software floating-point.
26125 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26126 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26127 * config/rs6000/darwin-ldouble.c: Also compile functions for
26128 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26129 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26130 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26131 commented-out long double override.
26132 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26133 * config/rs6000/eabispe.h: Likewise.
26134 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26135 long double for non-SPE.
26136 (rs6000_handle_option): Likewise.
26137 (invalid_e500_subreg): Disallow more subregs involding DImode,
26138 DFmode, TImode or TFmode.
26139 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26141 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26143 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26144 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26146 (rs6000_legitimate_address): Also check for TFmode for E500
26148 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26149 (spe_build_register_parallel): Handle TFmode and TCmode.
26150 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26152 (function_arg): Handle TFmode and TCmode for E500 double.
26153 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26155 (print_operand): Handle TFmode and TImode for %y.
26156 (rs6000_generate_compare): Handle TFmode comparisons for E500
26158 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26159 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26160 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26161 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26162 TFmode for E500 double.
26163 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26164 (floatsidf2): Enable for E500 double.
26165 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26166 (extenddftf2): Change to extenddftf2_fprs.
26167 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26168 depending on TARGET_E500_DOUBLE.
26169 (extendsftf2): Enable for E500 double.
26170 (trunctfdf2): Enable for E500 double.
26171 (trunctfsf2): Change to trunctfsf2_fprs.
26172 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26173 depending on TARGET_E500_DOUBLE.
26174 (floatsitf2): Enable for E500 double.
26175 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26176 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26177 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26178 (negtf2): Change to negtf2_internal.
26179 (negtf2): New expander.
26180 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26181 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26182 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26183 (movdi_internal32): Use rs6000_nonimmediate_operand.
26184 (unnamed splitter): Likewise.
26185 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26186 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26187 (SPE64TF, DITI): New mode macros.
26188 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26191 (frob_<mode>_di_2): New.
26192 (frob_tf_di_8_2): New.
26193 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26195 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26197 (frob_ti_<mode>_8_2): New.
26198 (frob_ti_tf_2): New.
26199 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26200 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26202 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26203 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26204 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26205 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26206 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26207 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26210 2007-01-23 Ian Lance Taylor <iant@google.com>
26212 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26214 (OBJS-archive): Reformat, alphabetize.
26215 (OBJS): Change out_object_file to OBJS-md.
26217 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26219 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26220 JUMP_P and CALL_P predicates where applicable.
26221 * config/i386/i386.c: Ditto.
26222 * config/i386/i386.md: Ditto.
26223 * config/i386/mmx.md: Ditto.
26224 * config/i386/predicates.md: Ditto.
26226 2007-01-22 Andreas Schwab <schwab@suse.de>
26228 * config/m68k/m68k.h: Fix comment.
26230 2007-01-22 Jan Hubicka <jh@suse.cz>
26232 * passes.c (init_optimization_passes): Do not rerun
26233 pass_early_warn_uninitialized.
26235 2007-01-22 Richard Guenther <rguenther@suse.de>
26237 PR tree-optimization/30038
26238 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26240 (execute_cse_sincos_1): Likewise.
26241 (execute_cse_sincos): Likewise.
26242 (gate_cse_sincos): Likewise.
26243 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26244 the cexpi() canonicalization of sincos().
26245 * tree-pass.h (pass_cse_sincos): Declare.
26246 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26248 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26250 PR rtl-optimization/29329
26251 * combine.c (replaced_rhs_insn): Rename to i2mod.
26252 (replaced_rhs_value): Rename to i2mod_new_rhs.
26253 (i2mod_old_rhs): New global variable.
26254 (combine_instructions): Adjust for above change. Save a copy of
26255 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26256 note are substituted in the second instruction.
26257 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26258 ditch the note if it pertains to the second eliminated register
26259 and this register is mentioned in i2mod_old_rhs.
26262 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26264 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26265 the insn to which the note was originally attached.
26267 2007-01-21 Jan Hubicka <jh@suse.cz>
26269 * ipa-inline.c (inlining_mode): Comment, move up.
26270 (cgraph_decide_inlining_incrementally): Do not perform inlining
26271 itself; fix handling of flattening of self recursive functions.
26272 (cgraph_find_cycles): Remove.
26273 (cgraph_flatten_node): Remove.
26274 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26275 (try_inline): New function.
26276 (cgraph_early_inlining): Update call of
26277 cgraph_decide_inlining_incrementally. Apply inlining here.
26278 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26280 2007-01-21 Dirk Mueller <dmueller@suse.de>
26283 * tree-vrp.c (check_array_bounds): do not warn
26284 about ADDR_EXPR's of ARRAY_REF's which are immediately
26285 used in binary expressions.
26287 2007-01-21 Ira Rosen <irar@il.ibm.com>
26289 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26290 read_write_dep and macros for its access.
26291 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26292 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26293 argument, call vect_check_interleaving for every independent pair of
26294 data-refs. Mark loads that access the same memory location as a store
26296 (vect_check_dependences): Remove.
26297 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26298 call, fix the call to vect_analyze_data_ref_dependence.
26299 (vect_analyze_data_ref_access): For statements that access the same
26300 data-ref, check that they are not stores; for loads, check that there
26301 is no store that access the same location.
26303 2007-01-20 Roger Sayle <roger@eyesopen.com>
26304 Joseph Myers <joseph@codesourcery.com>
26306 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26307 (-fdump-rtl-stack): Likewise.
26308 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26309 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26310 (-mpt-fixed): Use @minus{} for minus sign.
26311 (Using Precompiled Headers): Fix under/overfull hbox.
26313 2007-01-20 Jan Hubicka <jh@suse.cz>
26315 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26316 place within annotation.
26318 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26320 * pa.c (output_move_double): Change array size of xoperands to 4.
26322 2007-01-20 Jan Hubicka <jh@suse.cz>
26324 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26327 2007-01-19 Ian Lance Taylor <iant@google.com>
26329 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26330 constant to unsigned HOST_WIDE_INT before negating.
26332 2007-01-19 Ian Lance Taylor <iant@google.com>
26334 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26336 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26337 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26338 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26339 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26340 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26341 (realloc_vdef, realloc_vuse): Change second parameter to
26343 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26344 fields to unsigned.
26345 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26346 unsigned. Change x and lim locals to unsigned.
26347 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26349 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26350 (copy_virtual_operands): Change i and n locals to unsigned.
26352 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26354 PR middle-end/29335
26355 * builtins.c (fold_builtin_1): Handle builtin fdim.
26357 2007-01-20 Jan Hubicka <jh@suse.cz>
26359 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26360 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26361 init_alias_heapvars.
26362 (init_alias_heapvars): Initialize only when not already initialized.
26363 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26365 2007-01-19 Roger Sayle <roger@eyesopen.com>
26367 * common.opt (fsigned-zeros): New command line option.
26368 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26369 of flag_unsafe_math_optimizations.
26370 * opts.c (set_fast_math_flags): The -ffast-math command line option
26371 implies -fno-signed-zeros.
26372 (fast_math_flags_set_p): Likewise.
26374 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26375 the documentation of -ffast-math appropriately. Wrap long lines.
26377 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26379 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26380 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26382 2007-01-19 Tomas Bily <tbily@suse.cz>
26384 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26386 (tree_init_ic_make_global_vars): New function
26387 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26388 (tree_gen_ic_profiler): New function
26389 (tree_gen_ic_func_profiler): New function
26390 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26391 (tree_profile_hooks): Added hook for indirec/virtual calls
26392 * value-prof.c (tree_find_values_to_profile): New case for
26394 (tree_values_to_profile): Call for determining indirect/virtual
26396 (tree_indirect_call_to_profile): New function
26397 (tree_ic_transform): New function
26398 (tree_ic): New function
26399 (find_func_by_pid): New function
26400 (init_pid_map): New function
26401 (tree_value_profile_transformations): Added check for
26402 indirect/virtual call transformation
26403 * value-prof.h (enum hist_type): New counter type for
26404 indirect/virtual calls
26405 (profile_hooks): Added new hook for profiling indirect/virtual
26407 * profile.c (instrument_values): New case for indirect/virtual
26409 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26410 (GCOV_COUNTER_V_INDIR): New counter type
26411 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26412 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26414 * cgraph.c: Definition of cgraph_max_pid
26415 (cgraph_create_node): Default init of pid attribute
26416 * cgraph.h: Declaration of cgraph_max_pid
26417 (struct cgraph_node): Added pid attribute
26418 * libgcov.c (__gcov_indirect_call_profiler): New function
26419 (__gcov_one_value_profiler_body): New function
26420 (__gcov_one_value_profiler): Body was moved to
26421 __gcov_one_value_profiler_body and calls it
26423 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26425 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26426 * gengtype.c (write_types_data, write_func_for_structure,
26427 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26428 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26429 (walk_type, write_func_for_structure): Generate the mark_hook if
26432 2007-01-19 Jan Hubicka <jh@suse.cz>
26434 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26435 'early' argument take inlining mode argument specifying whether to
26436 inline for size/speeed or all functions; add support for flattening;
26438 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26440 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26443 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26444 the name of the declared identifier.
26446 2007-01-19 Dirk Mueller <dmueller@suse.de>
26448 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26449 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26450 duplicate evaluation.
26452 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26454 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26455 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26456 to XFMode, use acosxf2 and truncate result to requested mode.
26457 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26458 (asin<mode>2): Similarly, with asin expanders.
26459 (*fscalexf4_i387): Rename from *fscalexf4.
26460 (expNcorexf3): New expander.
26461 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26462 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26463 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26464 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26465 patterns for SSE math.
26466 (exp10<mode>2): Similarly, with exp10 expanders.
26467 (exp2<mode>2): Similarly, with exp2 expanders.
26468 (expm1<mode>2): Similarly, with expm1 expanders.
26469 (ldexp<mode>3): Similarly, with ldexp expanders.
26470 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26471 Use gen_truncxf<mode>2_i387_noop to truncate result.
26473 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26475 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26476 for ColdFire targets.
26478 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26479 Richard Sandiford <richard@codesourcery.com>
26481 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26482 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26483 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26484 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26485 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26486 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26490 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26491 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26492 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26493 (*adddi_dilshr32_cf): New pattern.
26494 (adddi3, subdi3): Remove first alternatives.
26496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26498 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26499 implemented using move.l, do not use its cc result for floating-point
26502 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26504 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26505 from accepting 's' constraints if flag_pic.
26507 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26509 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26510 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26511 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26512 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26514 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26516 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26517 ColdFire alternatives.
26518 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26519 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26520 architectures that support ff1 instruction.
26522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26523 Julian Brown <julian@codesourcery.com>
26525 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26526 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26527 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26530 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26532 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26534 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26535 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26536 HOST_WIDE_INT instead of an rtx.
26537 (m68k_rtx_costs): Update call accordingly.
26538 (output_move_const_into_data_reg): Likewise. Fix formatting.
26539 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26541 (output_move_simode_const): Update calls after above changes.
26542 Rework to use automatic variables and predicates like MEM_P.
26543 * config/m68k/m68k.md (pushexthisi_const): Update call to
26546 2007-01-19 Dirk Mueller <dmueller@suse.de>
26548 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26549 in dump_flags test.
26551 2007-01-19 Richard Guenther <rguenther@suse.de>
26553 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26554 via cexp in case sincos is not available.
26556 2007-01-19 Richard Guenther <rguenther@suse.de>
26558 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26559 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26560 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26561 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26562 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26563 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26564 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26565 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26567 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26569 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26571 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26572 (atan2xf3): Directly generate RTL pattern.
26573 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26574 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26575 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26576 disable patterns for SSE math.
26577 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26578 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26579 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26580 disable patterns for SSE math.
26582 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26584 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26586 2007-01-18 Roger Sayle <roger@eyesopen.com>
26588 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26589 VIEW_CONVERT_EXPR to the same type as it's operand.
26591 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26593 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26594 configured for long double 128.
26596 2007-01-18 Mike Stump <mrs@apple.com>
26598 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26601 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26603 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26606 2007-01-18 Jan Hubicka <jh@suse.cz>
26608 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26609 greater than NUM_VOP_FREE_BUCKETS.
26611 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26613 * tree-ssa-structalias.c: Update comments.
26614 (ptabitmap_obstack): Removed.
26615 (pta_obstack): New.
26616 (oldpta_obstack): Ditto.
26617 (stats): Add a few members.
26618 (struct variable_info): Remove node, complex, address_taken, and
26619 indirect_target members. Add oldsolution member.
26620 (new_var_info): Do not initialize removed members.
26621 (constraint_expr_type): Remove INCLUDES.
26622 (constraint_graph): Add size, implicit_preds, rep,
26623 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26624 (FIRST_REF_NODE): New macro.
26625 (LAST_REF_NODE): Ditto.
26626 (FIRST_ADDR_NODE): Ditto.
26627 (find): New function.
26629 (dump_constraint): Do not handle INCLUDES.
26630 (insert_into_complex): Do not insert duplicate constraints.
26631 (condense_varmap_nodes): Renamed and rewritten into ...
26632 (merge_node_constraints): This. Also fix bug in handling of
26633 offseted copy constraints.
26634 (clear_edges_for_node): No longer need to deal with preds at all,
26635 or removing associated preds/succs.
26636 (merge_graph_nodes): Deal with indirect_cycles.
26637 Don't deal with predecessors.
26638 (add_implicit_graph_edge): New function.
26639 (add_pred_graph_edge): Ditto.
26640 (add_graph_edge): Don't deal with predecessors.
26641 (build_constraint_graph): Removed.
26642 (build_pred_graph): New function.
26643 (build_succ_graph): Ditto.
26644 (struct scc_info): Removed in_component. Added roots, dfs, and
26645 node_mapping. Remove visited_index, unification_queue.
26646 (scc_visit): Deal with union-find we do now.
26647 Deal with cycles with REF nodes.
26648 (collapse_nodes): Renamed and rewritten to ...
26649 (unify_nodes): This.
26650 (process_unification_queue): Removed.
26651 (topo_visit): Cleanup
26652 (do_da_constraint): Use find.
26653 (do_sd_constraint): Ditto.
26654 (do_ds_constraint): Ditto.
26655 (do_complex_constraint): Ditto.
26656 (init_scc_info): Update for removed and added members.
26657 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26658 (find_indirect_cycles): This.
26659 (equivalence_class): New variable.
26660 (label_visit): New function.
26661 (perform_variable_substitution): Rewritten.
26662 (free_var_substitution_info): New function.
26663 (find_equivalent_node): Ditto.
26664 (move_complex_constraints): Ditto.
26665 (eliminate_indirect_cycles): Ditto.
26666 (solve_graph): Only propagate changed bits.
26667 Use indirect cycle elimination.
26669 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26670 (tree_id_eq): Renamed to ...
26671 (tree_vi_eq): This. Update for member change
26672 (insert_id_for_tree): Renamed and rewritten to ...
26673 (insert_vi_for_tree): This.
26674 (lookup_id_for_tree): Renamed and rewritten to ...
26675 (lookup_vi_for_tree): This.
26676 (get_id_for_tree): Renamed and rewritten to ...
26677 (get_vi_for_tree): Ditto.
26678 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26679 (process_constraint): Don't handle INCLUDES.
26680 Remove special ADDRESSOF case.
26681 (find_func_aliases): Rewrite to use vi functions instead of id
26683 (create_function_info_for): Ditto.
26684 (create_variable_info_for): Ditto.
26685 (intra_create_variable_infos): Ditto.
26686 (merge_smts_into): Ditto.
26687 (find_what_p_points_to): Ditto.
26688 (init_base_vars): Ditto.
26689 (init_alias_vars): Ditto.
26690 (remove_preds_and_fake_succs): New function.
26691 (dump_sa_points_to_info): Dump new stats.
26692 (dump_solution_for_var): Use find.
26693 (set_used_smts): Fix formatting.
26694 (compute_points_to_sets): Updated for new functions.
26695 (ipa_pta_execute): Ditto.
26697 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26698 Richard Sandiford <richard@codesourcery.com>
26700 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26702 * calls.c (expand_call): If the return value is a PARALLEL,
26703 extract its first member.
26704 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26705 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26706 use FUNCTION_EXTRA_EPILOGUE.
26707 (m68k_function_value): Return a PARALLEL if the return value
26708 is of a pointer type.
26709 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26710 (FUNCTION_EXTRA_EPILOGUE): Remove.
26711 * config/m68k/m68k.md (D0_REG): New constant.
26713 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26715 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26716 output a NOP for empty epilogues.
26718 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26720 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26721 before function. Extend register save check to include all
26722 registers, not just integer ones.
26724 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26726 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26727 (m68k_use_return_insn): ...this.
26728 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26729 * config/m68k/m68k.c (use_return_insn): Rename to...
26730 (m68k_use_return_insn): ...this.
26731 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26732 of USE_RETURN_INSN.
26734 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26736 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26737 nearest even, fix denormal rounding overflow.
26739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26741 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26742 f%$smove and f%$move.
26743 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26744 (extendsfdf2_cf): Use fdmove instead of f%&move.
26745 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26746 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26748 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26750 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26755 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26756 (coldfire_single_format): Declare.
26757 (coldfire_double_format): Likewise.
26758 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26759 of qnan_msb_set to determine the lower bits of a canonical
26761 (encode_ieee_double): Likewise.
26762 (encode_ieee_quad): Likewise.
26763 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26764 (mips_single_format): Likewise.
26765 (ieee_double_format): Likewise.
26766 (mips_double_format): Likewise.
26767 (ieee_extended_motorola_format): Likewise.
26768 (ieee_extended_intel_96_format): Likewise.
26769 (ieee_extended_intel_128_format): Likewise.
26770 (ieee_extended_intel_96_round_53_format): Likewise.
26771 (ibm_extended_format): Likewise.
26772 (mips_extended_format): Likewise.
26773 (ieee_quad_format): Likewise.
26774 (mips_quad_format): Likewise.
26775 (vax_f_format): Likewise.
26776 (vax_d_format): Likewise.
26777 (vax_g_format): Likewise.
26778 (i370_single_format): Likewise.
26779 (i370_double_format): Likewise.
26780 (decimal_single_format): Likewise.
26781 (decimal_double_format): Likewise.
26782 (decimal_quad_format): Likewise.
26783 (c4x_single_format): Likewise.
26784 (c4x_extended_format): Likewise.
26785 (real_internal_format): Likewise.
26786 (coldfire_single_format): New real_format.
26787 (coldfire_double_format): Likewise.
26788 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26789 canonical_nan_lsbs_set.
26790 (pdp11_d_format): Likewise.
26791 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26792 if TARGET_COLDFIRE_CPU.
26794 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26796 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26797 (output_call, m68k_legitimize_call_address): Declare.
26798 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26799 parenthesees. Add support for a 'W' constraint.
26800 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26801 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26802 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26803 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26805 (override_options): Initialize them. Do not set flag_no_function_cse
26806 for TARGET_ID_SHARED_LIBRARY.
26807 (m68k_output_pic_call): Delete.
26808 (m68k_legitimize_call_address): New function.
26809 (print_operand): Remove the %o prefix. Handle the %p prefix.
26810 (output_call): New function.
26811 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26812 target address from the GOT if symbolic jumps are not allowed.
26813 * config/m68k/m68k.md (call, general_operand): Do not set
26814 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26815 Merge separate flag_pic and !flag_pic define_insns into...
26816 (*call, *call_value): ...these new patterns. Match the address
26817 rather than the containing MEM and require it to be a call_operand.
26818 Use output_call to generate the asm template.
26819 * config/m68k/predicates.md (const_call_operand): New predicate.
26820 (call_operand): Likewise.
26822 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26824 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26825 (STACK_GROWS_DOWNWARD): Define to 1.
26826 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26827 comments, emphasizing that these values are only defaults.
26828 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26829 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26833 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26835 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26836 Richard Sandiford <richard@codesourcery.com>
26838 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26839 (FP_REGNO_P): New macros.
26840 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26841 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26842 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26843 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26845 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26847 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26848 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26850 * config/m68k/t-floatlib: New file, extracting common code from...
26851 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26852 * config/m68k/t-uclinux: Here.
26853 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26854 routines on ColdFire targets.
26856 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26858 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26859 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26860 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26861 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26862 explicitly set MOTOROLA to 1.
26863 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26866 Nathan Sidwell <nathan@codesourcery.com>
26868 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26869 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26870 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26871 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26872 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26873 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26874 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26875 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26876 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26877 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26878 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26879 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26880 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26881 (DBX_REGISTER_NUMBER): Delete.
26882 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26883 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26884 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26886 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26888 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26889 * config/flat.h: New file.
26890 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26891 OBJECT_FORMAT_FLAT.
26892 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26893 indirect references for -msep-data or -mid-shared-library.
26894 Do not use PC-relative code addresses either.
26895 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26897 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26898 for shared libraries and crt1.o for executables. Use crti.o and
26900 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26901 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26902 Do not add -elf2flt or -shared-lib-id options here.
26903 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26904 Pass -shared-lib-id if -mid-shared-library, taking the library
26905 identifier from -mshared-library-id if given, otherwise
26907 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26908 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26909 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26910 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26911 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26912 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26914 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26915 jump sequence for ISA A and ISA A+.
26916 (PICJUMP): Likewise.
26918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26920 * config.gcc (m68k-*-uclinux*): Base the port on the common
26921 and m68k GNU/Linux files rather than on the generic ELF ones.
26922 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26923 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26925 2007-01-18 Julian Brown <julian@codesourcery.com>
26926 Richard Sandiford <richard@codesourcery.com>
26928 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26929 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26930 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26932 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26933 80 unconditionally.
26934 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26936 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26938 * doc/install.texi: Document m68k-uclinuxoldabi.
26939 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26940 * config/m68k/uclinux-oldabi.h: New file, copied from
26941 config/m68k/uclinux.h.
26943 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26945 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26946 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26947 (m32r_compute_frame_size): Use unsigned for regno.
26948 (m32r_reload_lr): Use gen_frame_mem.
26950 (m32r_output_function_epilogue): Don't output the function epilogue
26952 (m32r_expand_epilogue): New.
26953 (direct_return): Return false if the function has the interrupt
26955 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26956 * config/m32r/m32r.md (epilogue): New expander.
26957 (return_lr, return_rte): New insns.
26958 (return): Make it expander.
26959 (return_normal): New expander.
26961 2007-01-18 Josh Conner <jconner@apple.com>
26964 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26965 support for UNLE, UNLT, UNGE, and UNGT.
26967 2007-01-18 Jan Hubicka <jh@suse.cz>
26969 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26970 * tree-tailcall (add_virtual_phis): Likewise.
26971 (optimize_tail_call): Return TODOs.
26972 (execute_tail_calls): Return TODOs.
26973 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26974 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26976 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26977 Cleanup cfg using TODO.
26978 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26979 * passes.c (execute_function_todo): When cleanup did something, remove
26981 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26982 (make_edges): Don't cleanup_cfg.
26984 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26986 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26987 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26988 operate on the top of stack.
26989 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26990 register handling of instructions that output to the second
26992 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26993 (move_for_stack_reg): Special-case check for dead destination
26994 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26996 * config/i386/i386.md (UNSPEC_TAN): New constant.
26997 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26998 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26999 to correctly model move of constant 1.0 to top stack slot.
27000 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27001 (unnamed peephole2 pattern): Remove corresponding peephole2
27002 pattern that optimizes tan insn and loading of constant 1.0.
27003 (tanxf2): Use fptanxf4_i387.
27004 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27005 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27006 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27007 disable patterns for SSE math.
27008 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27009 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27011 2007-01-18 Dirk Mueller <dmueller@suse.de>
27012 Richard Guenther <rguenther@suse.de>
27015 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27016 * common.opt (Warray-bounds): Add new warning option.
27017 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27019 * Makefile.in: make tree-vrp.o depend on toplev.h
27020 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27022 (check_array_refs, check_array_bounds, check_array_ref): New.
27024 2007-01-18 Jan Hubicka <jh@suse.cz>
27026 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27027 (execute_ssa_ccp): Return flags conditionally.
27028 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27030 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27032 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27034 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27035 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27037 * Makefile.c (GTFILES): Add cfglayout.h.
27038 * gengtype.c (open_base_files): Likewise.
27039 * cfglayout.c (cfg_layout_function_footer,
27040 cfg_layout_function_header) Reindent to make gengtype happy.
27041 * cfglayout.h (cfg_layout_function_footer,
27042 cfg_layout_function_header): Add GTY(()) marker.
27044 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27046 2007-01-18 Ben Elliston <bje@au.ibm.com>
27048 * genautomata.c (write_automata): Include xstrerror output in the
27049 error message if writing the DFA description file fails.
27051 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27053 * config/mips/mips-protos.h (mips_output_external): Make it
27055 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27056 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27057 (extern_list): Likewise.
27058 (extern_head): Likewise.
27059 (TARGET_ASM_FILE_END): Likewise.
27060 (mips_file_end): Likewise.
27061 (mips_output_external): Rewritten.
27063 2007-01-18 Ben Elliston <bje@au.ibm.com>
27065 * genpreds.c (write_insn_preds_c): Only write out the function
27066 body for regclass_for_constraint if we have register constraints.
27068 2007-01-17 Tom Tromey <tromey@redhat.com>
27070 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27071 * doc/install.texi (Testing): Use sourceware.org.
27072 (Binaries): Likewise.
27073 (Specific): Likewise.
27074 * doc/contrib.texi (Contributors): Use sourceware.org.
27076 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27078 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27079 (AVR_ENHANCED): Rename to ...
27080 (AVR_HAVE_MUL): ... new.
27081 (avr_enhanced_p): Rename to ...
27082 (avr_have_mul_p): ... new.
27083 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27084 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27085 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27086 (avr_have_mul_p): ... new.
27087 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27088 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27089 'avr_enhanced_p' and 'enhanced'.
27090 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27091 AVR_HAVE_MUL instead of AVR_ENHANCED.
27092 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27093 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27094 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27095 instead of AVR_ENHANCED.
27096 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27097 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27098 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27100 2007-01-17 Ian Lance Taylor <iant@google.com>
27102 * vec.h (VEC_reserve_exact): Define.
27103 (vec_gc_p_reserve_exact): Declare.
27104 (vec_gc_o_reserve_exact): Declare.
27105 (vec_heap_p_reserve_exact): Declare.
27106 (vec_heap_o_reserve_exact): Declare.
27107 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27109 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27110 negative parameter.
27111 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27112 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27113 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27114 * vec.c (calculate_allocation): Add exact parameter. Change all
27116 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27117 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27118 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27119 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27120 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27121 (vec_heap_p_reserve_exact): New function.
27122 (vec_heap_o_reserve_exact): New function.
27124 2007-01-17 Jan Hubicka <jh@suse.cz>
27126 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27128 2007-01-17 Eric Christopher <echristo@apple.com>
27130 * config.gcc: Support core2 processor.
27132 2007-01-16 Jan Hubicka <jh@suse.cz>
27134 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27135 the names, just unlink the chain so we don't crash on dangling
27139 2007-01-16 Jan Hubicka <jh@suse.cz>
27141 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27142 * tree-pass.h: Reorder to make IPA passes appear toegher.
27143 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27145 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27146 parameters, do not call early inliner.
27147 * ipa-inline.c: Update comments. Include tree-flow.h
27148 (cgraph_decide_inlining): Do not compute inlining parameters.
27149 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27150 be called with function context set up.
27151 (pass_ipa_inline): Remove unreachable functions before pass.
27152 (cgraph_early_inlining): Simplify assuming to be called from the
27154 (pass_early_inline): New pass.
27155 (cgraph_gate_ipa_early_inlining): New gate.
27156 (pass_ipa_early_inline): Turn into simple wrapper.
27157 (compute_inline_parameters): New function.
27158 (gate_inline_passes): New gate.
27159 (pass_inline_parameters): New pass.
27160 (apply_inline): Move here from tree-optimize.c
27161 (pass_apply_inline): New pass.
27162 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27164 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27165 doing them by hand.
27166 (tree_function_versioning): Do not allocate dummy struct function.
27167 * tree-inline.h (optimize_inline_calls): Update prototype.
27168 * tree-optimize.c (execute_fixup_cfg): Export.
27169 (pass_fixup_cfg): Remove
27170 (tree_rest_of_compilation): Do not apply inlines.
27171 * tree-flow.h (execute_fixup_cfg): Declare.
27172 * Makefile.in (gt-passes.c): New.
27173 * passes.c: Include gt-passes.h
27174 (init_optimization_passes): New passes.
27175 (nnodes, order): New static vars.
27176 (do_per_function_toporder): New function.
27177 (execute_one_pass): Dump current pass here.
27178 (execute_ipa_pass_list): Don't dump current pass here.
27180 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27182 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27183 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27185 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27187 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27188 (strong_alias): Define.
27189 (__gcc_qmul): Provide non-FMA for soft-float.
27190 (__gcc_qdiv): Same.
27195 (__gcc_qunord): New.
27205 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27206 soft-float functions.
27207 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27208 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27209 about long double soft float.
27211 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27212 Tehila Meyzels <tehila@il.ibm.com>
27214 * tree-vectorizer.h (is_pattern_stmt_p): New.
27215 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27216 formatting (tabs instead of spaces). Cleanup and clarify setting
27217 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27218 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27219 (vectorizable_type_demotion): Check that types are integral.
27220 (vectorizable_type_promotion): Likewise.
27221 (vectorizable_store): Fix typo. Eliminate new-line at end of
27224 2007-01-16 Jan Hubicka <jh@suse.cz>
27226 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27229 2007-01-15 Eric Christopher <echristo@apple.com>
27231 * ifcvt.c: Include vec.h, vecprim.h.
27232 (check_cond_move_block): New argument regs.
27233 Reorganize. Add registers used to regs.
27234 (cond_move_process_if_block): Use regs set above as
27237 2007-01-15 Eric Christopher <echristo@apple.com>
27239 * config/darwin.h: Update copyright.
27240 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27241 (LINK_COMMAND_SPEC): Add -u.
27242 (LINK_SPEC): Fix umbrella for above.
27244 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27246 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27249 2007-01-15 Tom Tromey <tromey@redhat.com>
27251 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27252 * doc/install.texi (Testing): Don't mention jacks.
27253 (Configuration): Document --enable-java-maintainer-mode. Move
27254 --with-java-home to libgcj-specific section. Document
27256 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27258 2007-01-15 Jan Hubicka <jh@suse.cz>
27260 * tree-ssa-dce.c (DCE_TODOs): New.
27261 (propagate_necessity): Return if something changed.
27262 (eliminate_unnecessary_stmts): Likewise.
27263 (perform_tree_ssa_dce): Return TODO flags when needed.
27264 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27266 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27268 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27269 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27270 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27271 patterns using X87MODEF12 mode macro. Extend operand 1
27272 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27273 (log10<mode>2): Ditto.
27274 (log2<mode>2): Ditto.
27275 (log1p<mode>2): Ditto.
27276 (logb<mode>2): Ditto.
27277 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27278 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27279 (*fxtractxf3_i387): Rename from *fxtractxf3.
27280 (fxtract_extend<mode>xf3_i387): New insn pattern.
27281 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27282 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27283 and gen_fyl2xxf3_i387().
27285 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27287 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27288 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27289 get_loop_exit_edges. Changed return type to bool.
27290 * cfgloop.h (fix_loop_placement): Declaration removed.
27292 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27294 * param.h (MIN_VECT_LOOP_BOUND): New.
27295 * params.def (MIN_VECT_LOOP_BOUND): New.
27296 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27297 argument - minimum threshold for number of iterations.
27298 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27299 argument to declaration.
27300 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27301 MIN_VECT_LOOP_BOUND.
27302 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27303 slpeel_tree_peel_loop_to_edge with additional argument.
27304 (vect_do_peeling_for_alignment): Likewise.
27305 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27307 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27310 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27311 operands of size 1.
27313 2007-01-14 Jan Hubicka <jh@suse.cz>
27315 * tree-dfa.c (remove_referenced_var): New function.
27316 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27317 prune referenced vars list too.
27318 * tree-flow.h (remove_referenced_var): Declare.
27320 2007-01-14 Jan Hubicka <jh@suse.cz>
27322 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27324 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27325 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27326 * except.h (verify_eh_throw_table_statements): Kill prototype.
27327 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27328 into call exrepssions.
27329 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27331 * tree-cfg.c: Include pointer-set.h.
27332 (verify_node_sharing): Work on pointer set.
27333 (verify_eh_throw_stmt_node): New.
27334 (verify_stmts): Use pointers sets, verify throw_stmt.
27336 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27338 * ipa-reference.c (analyze_function): Consider also addresses taken
27341 2007-01-12 Roger Sayle <roger@eyesopen.com>
27343 * c-typeck.c (null_pointer_constant_p): Replace use of
27344 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27345 (build_c_cast): Likewise.
27347 2007-01-12 Roger Sayle <roger@eyesopen.com>
27349 * tree.h (force_fit_type_double): Remove unused final argument.
27350 * c-common.c (constant_expression_warning): Replace use of
27351 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27352 (convert_and_check): Likewise.
27353 (shorten_compare): Update call to force_fit_type_double.
27354 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27355 * convert.c (convert_to_pointer): Update call to
27356 force_fit_type_double.
27357 * fold-const.c (force_fit_type_double): Remove overflowed_const
27359 (int_const_binop, fold_convert_const_int_from_int,
27360 fold_convert_const_int_from_real, fold_div_compare,
27361 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27362 fold_abs_const, fold_not_const): Remove the final argument from
27363 calls to force_fit_type_double.
27365 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27367 * configure.ac: Set insn to "nop" for spu-*-* also.
27368 * configure: Regenerate.
27370 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27372 * builtins.def : Add BUILT_IN_FREE.
27374 2007-01-12 Jan Hubicka <jh@suse.cz>
27376 PR tree-optimization/30443
27377 * tree-inline.c (tree_function_versioning): Do not optimize when
27378 cloning for inlining.
27380 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27382 * doc/loop.texi: Document recording of loop exits.
27383 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27384 (update_single_exits_after_duplication,
27385 update_single_exit_for_duplicated_loop,
27386 update_single_exit_for_duplicated_loops): Removed.
27387 (duplicate_loop_to_header_edge): Do not call
27388 update_single_exits_after_duplication and
27389 update_single_exit_for_duplicated_loops.
27390 (loop_version): Do not update single_exit information.
27391 (fix_loop_structure): Use record_loop_exits instead of
27392 mark_single_exit_loops.
27393 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27394 the lists of loop exits.
27395 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27396 split_edge, merge_blocks): Update the lists of loop exits.
27397 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27398 loop_optimizer_init.
27399 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27400 of mark_single_exit_loops.
27401 (loop_optimizer_finalize): Call release_recorded_exits.
27402 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27403 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27404 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27405 update single exit information.
27406 * lambda-code.c (perfect_nestify): Ditto.
27407 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27408 (mark_single_exit_loops): Removed.
27409 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27410 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27411 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27413 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27414 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27415 (verify_loop_structure): Verify consistency of the exit lists.
27416 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27417 (set_single_exit): Removed.
27418 * cfgloop.h (struct loop_exit): New function.
27419 (struct loop): single_exit_ field replaced by exits field.
27420 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27421 LOOPS_HAVE_RECORDED_EXITS.
27422 (struct loops): Added exits hash.
27423 (mark_single_exit_loops, set_single_exit): Declaration removed.
27424 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27426 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27428 * doc/invoke.texi: Avoid use of @headitem.
27430 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27432 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27434 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27436 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27439 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27440 Richard Sandiford <richard@codesourcery.com>
27442 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27443 * config/m68k/m68k.opt: Resort options.
27444 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27446 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27447 Richard Sandiford <richard@codesourcery.com>
27449 * doc/invoke.texi: Document the macros that are defined by
27450 m68k's -mtune and -mhard-float options.
27451 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27452 (m68k_cpp_cpu_family): Likewise.
27453 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27454 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27455 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27456 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27457 (m68k_cpp_cpu_family): Likewise.
27459 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27461 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27462 macros besides mc68000 as tuning macros. Use a switch statement
27463 to set them and mcpu32.
27465 2007-01-12 Julian Brown <julian@codesourcery.com>
27467 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27468 (TARGET_68040_ONLY): Rename to...
27469 (TARGET_68040): ...this.
27470 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27471 * config/m68k/m68k.md: Likewise.
27473 2007-01-12 Julian Brown <julian@codesourcery.com>
27474 Nathan Sidwell <nathan@codesourcery.com>
27475 Richard Sandiford <richard@codesourcery.com>
27477 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27478 the -mcpu= argument associated with the --with-cpu setting.
27479 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27480 if different from the one implied by the -mcpu setting.
27481 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27482 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27483 * doc/invoke.texi: Mention ColdFire in the introduction to the
27484 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27485 -mno-div and -mhard-float options. Make -m68881 a synonym for
27486 -mhard-float. Document the previously-undocumented -m5206e,
27487 -m528x, -m5307 and -m5407 options. Tweak the existing option
27488 documentation for consistency.
27489 * doc/install.texi: Mention new --with-cpu arguments.
27490 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27491 default CPU if neither -mcpu nor -march are specified.
27492 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27493 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27494 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27495 using m68k_tune to decide between families that implement the
27496 same ISA. Use m68k_tune to set __mcfv4e__.
27497 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27498 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27499 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27500 (FL_ISA_C, FL_ISA_MMU): New macros.
27501 (MASK_COLDFIRE): Delete.
27502 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27503 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27504 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27505 (TARGET_HARD_FLOAT): Do not define here.
27506 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27507 (TUNE_68000): New macro.
27508 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27509 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27510 (TUNE_CFV2): Redefine in terms of m68k_tune.
27511 (uarch_type, target_device, fpu_type): New enums.
27512 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27513 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27514 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27515 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27516 (FL_FOR_isa_c): New macros.
27517 (m68k_isa): New enum.
27518 (m68k_target_selection): New structure.
27519 (all_devices, all_isas, all_microarchs): New tables.
27520 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27521 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27522 (MASK_ALL_CPU_BITS): Delete.
27523 (m68k_find_selection): New function.
27524 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27525 Map the legacy target options to a combination of the new ones.
27526 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27527 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27528 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27530 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27531 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27533 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27534 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27535 * config/m68k/m68k-devices.def: New file.
27537 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27538 Nathan Sidwell <nathan@codesourcery.com>
27540 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27541 (SUBTARGET_EXTRA_SPECS): New macros.
27542 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27543 use %(asm_cpu_spec) instead.
27544 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27545 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27546 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27547 (EXTRA_SPECS): Rename to...
27548 (SUBTARGET_EXTRA_SPECS): ...this.
27550 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27551 Richard Sandiford <richard@codesourcery.com>
27552 Julian Brown <julian@codesourcery.com>
27554 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27555 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27556 to the configuration's default CPU.
27557 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27558 Remove default masks.
27559 (m680[012]0-*-*): Set the default with_cpu to the first part of
27561 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27562 (m68k*-*-linux): Extend the --with-cpu handling to...
27563 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27564 and m68010. Don't set target_cpu_default2.
27565 * doc/install.texi: Document --with-cpu for m68k.
27566 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27567 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27568 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27569 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27570 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27571 (ASM_SPEC): Remove use of %(asm_cpu_default).
27572 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27573 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27574 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27575 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27576 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27577 (TARGET_DEFAULT): Delete.
27578 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27579 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27580 (CPP_CPU_SPEC): Delete.
27581 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27582 the appropriate string.
27583 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27584 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27585 (ASM_SPEC): Don't use %(asm_default_spec).
27586 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27587 TARGET_DEFAULT and add MASK_68881.
27588 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27590 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27592 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27593 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27594 MASK_68010 alongside MASK_68020.
27595 * doc/invoke.texi: Document -m68010.
27596 * config/m68k/m68k.opt (m68010): New.
27597 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27599 (TUNE_68010): New macro.
27600 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27601 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27602 (M68K_CPU_m68332): Add MASK_68010.
27603 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27604 fallback definition.
27605 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27607 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27608 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27609 to all entries that use MASK_68020.
27610 (output_move_simode_const, output_move_himode, output_move_qimode)
27611 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27612 instead of TARGET_68020 to select clr behavior. Remove comment
27613 about there being no TARGET_68010.
27614 * config/m68k/m68k.md: Likewise throughout.
27616 2007-01-12 Julian Brown <julian@codesourcery.com>
27618 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27619 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27620 * config/m68k/m68k.md: Likewise.
27622 2007-01-12 Julian Brown <julian@codesourcery.com>
27624 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27625 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27627 2007-01-12 Julian Brown <julian@codesourcery.com>
27629 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27630 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27631 * config/m68k/m68k.md: Likewise.
27633 2007-01-12 Julian Brown <julian@codesourcery.com>
27634 Richard Sandiford <richard@codesourcery.com>
27636 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27637 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27638 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27640 (TARGET_CPU32): Rename to...
27641 (TUNE_CPU32): ...this.
27642 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27643 (TUNE_CFV2): New macros.
27644 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27645 remove conditions that are implied by TARGET_68020.
27646 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27647 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27648 (m68k_output_function_epilogue): Likewise.
27649 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27650 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27651 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27652 non-68000 timings. Refactor multiplication and division costs.
27653 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27654 TUNE_CPU32 instead of TARGET_CPU32.
27655 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27656 and TUNE_68060 instead of TARGET_68060.
27657 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27658 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27660 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27661 && !TARGET_COLDFIRE" to choose between moveq and clr.
27662 Likewise in the unnamed movsf pattern.
27663 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27664 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27667 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27669 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27670 of tabbing before backslashes.
27672 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27674 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27675 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27676 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27678 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27680 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27681 find_interesting_uses_cond.
27682 (find_interesting_uses_cond): Use extract_cond_operands.
27683 (rewrite_use_compare): Use extract_cond_operands and
27684 force_gimple_operand_bsi. Do not call update_stmt.
27685 (determine_use_iv_cost_condition): Use extract_cond_operands.
27686 Return cheaper of using original bound and changing the exit bound.
27688 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27690 PR tree-optimization/29516
27691 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27692 most_expensive_mult_to_index, addr_to_parts,
27693 create_mem_ref, maybe_fold_tmr): Make the type of
27694 fields of TARGET_MEM_REF sizetype.
27695 (move_fixed_address_to_symbol, move_pointer_to_base):
27697 * tree.def (TARGET_MEM_REF): Add comment on types of
27700 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27702 * c-common.c (vector_types_convertible_p): Treat opaque types as
27703 always convertible if they have the same size, but not otherwise.
27705 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27707 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27708 Remove the b_unconditional field.
27709 (noce_try_sign_mask): Do not look at b_unconditional.
27710 (noce_process_if_block): Do not use merge_if_blocks. Update
27711 the CFG here. Do not set b_unconditional.
27712 (cond_move_process_if_block): Likewise.
27713 (find_cond_trap): Likewise.
27714 (check_cond_move_block): Require simple jump insns at the end
27715 of the basic block.
27717 2007-01-11 Jan Hubicka <jh@suse.cz>
27719 PR tree-optimization/1046
27720 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27721 when alias info is not ready.
27722 (pass_tail_recursion): Do not require aliasing.
27723 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27724 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27725 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27726 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27727 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27728 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27729 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27731 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27732 When aliasing is not build, mark statement as volatile.
27734 2007-01-11 Tom Tromey <tromey@redhat.com>
27736 PR preprocessor/15185, PR preprocessor/20989:
27737 * doc/cppopts.texi <-MT>: Update description of algorithm for
27738 computing default target.
27739 <-M, -MD>: Reword "basename" text.
27741 2007-01-11 Roger Sayle <roger@eyesopen.com>
27743 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27744 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27745 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27746 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27747 fold_builtin_bswap, real_constp, fold_builtin_pow,
27748 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27749 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27750 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27751 * convert.c (convert_to_pointer): Likewise.
27752 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27753 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27754 const_binop, fold_convert_const_int_from_int,
27755 fold_convert_const_int_from_real,
27756 fold_convert_const_real_from_real, sign_bit_p,
27757 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27758 fold_sign_changed_comparison, fold_unary, fold_comparison,
27759 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27760 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27761 * print-tree.c (print_node_brief, print_node): Likewise.
27762 * stor-layout.c (place_field, layout_type): Likewise.
27763 * tree-chrec.c (keep_cast): Likewise.
27764 * tree.c (build_vector, build_real, build_real_from_int_cst,
27765 build_complex): Likewise.
27767 2007-01-11 Roger Sayle <roger@eyesopen.com>
27769 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27770 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27772 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27774 * configure.ac (strict1_warn): Rename to strict_warn.
27775 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27776 cc_set_by_configure, quoted_cc_set_by_configure,
27777 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27778 all_boot_languages, all_stagestuff): Remove.
27779 (target_list): Remove bootstrap targets.
27780 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27781 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27782 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27783 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27784 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27785 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27786 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27787 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27788 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27789 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27790 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27791 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27792 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27793 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27794 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27795 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27796 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27797 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27798 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27799 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27800 (mostlyclean): Adjust.
27801 (clean, distclean): Don't mention bootstrap stuff.
27802 * configure: Regenerate.
27803 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27804 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27805 treelang/config-lang.in (stagestuff): Remove.
27806 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27807 stageprofile, stagefeedback, stagestuff): Remove mention.
27809 2007-01-11 Nick Clifton <nickc@redhat.com>
27811 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27813 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27814 (mcore_arith_K_S_operand): Run the test for the S constraint not
27815 the test for the M constraint.
27816 (mcore_addsub_operand): Do not accept integer values that are
27817 larger than 32 bits.
27818 * config/mcore/mcore.md: Remove unused constraints from split.
27819 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27820 (addsi3): Likewise.
27821 (allocate_stack): Likewise.
27822 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27823 operands to 32 bits.
27824 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27826 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27827 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27828 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27829 mcore_output_bclri, mcore_output_andn, output_inline_const,
27830 mcore_output_move, mcore_output_movedouble): Likewise.
27831 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27832 (output_inline_const): Likewise.
27833 (output_inline_const): Fix format strings used in sprintf
27835 * config/mcore/mcore-protos.h: Update prototypes for changed
27836 functions in mcore.c.
27837 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27838 HOST_WIDE_INT and not int.
27839 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27840 CONST_OK_FOR_N): Likewise.
27841 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27842 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27845 2007-01-10 Jan Hubicka <jh@suse.cz>
27847 * tree-vrp.c (remove_range_assertions): Release defs.
27848 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27849 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27851 2007-01-10 Paul Brook <paul@codesourcery.com>
27853 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27854 * config/arm/arm.md (mulsi3subsi): New insn.
27856 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27858 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27859 (tree_transform_and_unroll_loop): New.
27860 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27863 2007-01-10 Robert Kennedy <jimbob@google.com>
27865 * fold-const.c (fold_comparison): Fold comparisons like (x *
27866 1000 < 0) to (x < 0).
27868 2007-01-10 Ian Lance Taylor <iant@google.com>
27870 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27871 operands have the same priority.
27873 2007-01-10 Tom Tromey <tromey@redhat.com>
27875 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27876 (fold_binary): Likewise.
27877 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27878 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27879 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27880 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27881 * langhooks.h (struct lang_hooks): Removed field
27882 'can_use_bit_fields_p'.
27884 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27886 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27888 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27890 * function.c (get_last_funcdef_no): New function.
27891 * function.h (get_last_funcdef_no): Declare.
27892 * tree-inline.c (initialize_cfun): Add initialization.
27893 (tree_function_versioning): Cleanup.
27895 2007-01-10 Jan Hubicka <jh@suse.cz>
27897 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27900 2007-01-10 Sa Liu <saliu@de.ibm.com>
27901 Ben Elliston <bje@au.ibm.com>
27903 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27904 for SAVE_NONLOCAL and Pmode for any other save level.
27905 * spu-protos.h (spu_restore_stack_block): Declare.
27906 * spu.md (save_stack_block): Remove.
27907 (restore_stack_block): Call spu_restore_stack_block.
27908 * spu.c (spu_restore_stack_block): New function.
27909 (spu_expand_epilogue): Remove old comment.
27911 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27913 PR tree-optimization/30322
27914 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27915 (cand_value_at): Return the value as aff_tree.
27916 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27917 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27918 aff_combination_mult): New functions.
27919 (aff_combination_add): Use aff_combination_add_cst.
27920 (aff_combination_convert): Allow conversions to a wider type.
27921 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27922 * tree-affine.h (aff_combination_mult): Declare.
27924 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27926 * doc/tm.texi: Update documentation to reflect reality of exec
27927 and start file search behaviours. Update copyright year.
27928 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27929 header file directories.
27931 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27933 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27934 (*cosxf2): Rename to cosxf2_i387.
27935 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27936 using X87MODEF12 mode macro. Rename patterns to
27937 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27939 (*cosdf2, *cossf2): Ditto.
27940 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27941 to match extended input operands.
27942 (sincos<mode>3): New expander.
27943 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27944 insn patterns and corresponding splitters.
27946 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27948 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27949 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27951 2007-01-09 Nicolas Pitre <nico@cam.org>
27954 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27956 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27958 * target.h (struct gcc_target): New field library_rtti_comdat.
27959 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27960 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27961 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27962 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27964 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27966 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27968 2007-01-08 Richard Guenther <rguenther@suse.de>
27970 * tree.h (force_fit_type_double): Export.
27971 (force_fit_type): Remove.
27972 * fold-const.c (force_fit_type_double): New function.
27973 (force_fit_type): Remove.
27974 (int_const_binop): Use it.
27975 (fold_convert_const_int_from_int): Likewise.
27976 (fold_convert_const_int_from_real): Likewise.
27977 (fold_div_compare): Likewise.
27978 (fold_sign_changed_comparison): Likewise.
27979 (fold_unary): Likewise.
27980 (fold_negate_const): Likewise.
27981 (fold_abs_const): Likewise.
27982 (fold_not_const): Likewise.
27983 * c-common.c (shorten_compare): Use force_fit_type_double.
27984 * convert.c (convert_to_pointer): Likewise.
27986 2007-01-08 Richard Guenther <rguenther@suse.de>
27988 * tree.h (build_int_cst_wide_type): Export.
27989 * tree.c (build_int_cst_wide_type): New function.
27990 (build_int_cst_wide): Fix comment.
27991 * builtins.c (fold_builtin_object_size): Use build_int_cst
27992 to build -1 or 0 of the correct type. Use fit_double_type
27993 to check for overflow.
27994 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27996 (decode_field_reference): Likewise.
27997 (all_ones_mask_p): Likewise.
27998 (native_interpret_int): Use build_int_cst_wide_type.
27999 (fold_binary): Use build_int_cst_type to build an all-ones
28001 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28003 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28005 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28007 2007-01-09 Ben Elliston <bje@au.ibm.com>
28009 * genautomata.c (STATS_OPTION): New option.
28010 (stats_flag): New flag.
28011 (gen_automata_option): Handle it.
28012 (initiate_automaton_gen): Ditto.
28013 (write_automata): Output statistics only if stats_flag is
28014 set. Likewise, output time statistics only if time_flag is set.
28015 * doc/md.texi (Processor pipeline description): Document new flag.
28017 2007-01-08 Richard Guenther <rguenther@suse.de>
28019 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28020 * tree.c (build_int_cst_type): Likewise.
28021 (size_in_bytes): Don't call force_fit_type on the result.
28022 (int_fits_type_p): Use fit_double_type.
28023 * fold-const.c (fit_double_type): New function.
28024 (force_fit_type): Use it.
28025 * tree.h (fit_double_type): Export.
28027 2007-01-08 Jan Hubicka <jh@suse.cz>
28029 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28030 * ipa.c (function_and_variable_visibility): Fix return type.
28032 2007-01-08 Richard Guenther <rguenther@suse.de>
28034 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28035 of offset to build the index.
28036 * tree-pretty-print.c (dump_generic_node): Don't build negated
28037 const just for printing.
28038 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28039 * builtins.c (fold_builtin_int_roundingfn): Check if result
28040 fits the type by using force_fit_type and comparing the result.
28041 * predict.c (predict_loops): Use compare_tree_int for comparison.
28042 * tree.c (build_int_cst): Fall back to integer_type_node for
28044 (build_int_cst_wide): Assert type is non-null.
28046 2007-01-08 Roberto Costa <roberto.costa@st.com>
28048 * tree-vrp.c (extract_range_from_cond_expr): New.
28049 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28050 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28052 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28053 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28054 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28055 used as expressions.
28056 * tree-object-size.c (cond_expr_object_size): New.
28057 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28059 2007-01-08 Jan Hubicka <jh@suse.cz>
28061 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28062 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28065 2007-01-08 Richard Guenther <rguenther@suse.de>
28067 PR tree-optimization/23603
28068 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28069 (extract_range_from_binary): Fall back to truthvalue instead of
28070 varying for TRUTH_*_EXPR.
28071 (extract_range_from_comparison): Fall back to truthvalue instead of
28073 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28074 if all visited PHI values were constant.
28076 2007-01-08 Jan Hubicka <jh@suse.cz>
28078 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28079 (cgraph_analyze_function): break out from ...
28080 (cgraph_finalize_compilation_unit): ... here.
28081 (cgraph_expand_function): Remove forgoten commented out line.
28082 (cgraph_optimize): Analyze functions.
28084 2007-01-08 Jan Hubicka <jh@suse.cz>
28086 * tree-pas.h (TODO_remove_function): New flag.
28087 (TODO_update*): Renumber.
28088 (pass_ipa_increase_alignment,
28089 pass_ipa_function_and_variable_visibility): New passes.
28090 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28091 (cgraph_function_and_variable_visibility): Move to ipa.c
28092 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28093 cgraph_increase_alignment.
28094 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28095 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28096 calling tree-inline.
28097 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28098 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28099 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28100 (gate_increase_alignment): New function.
28101 (pass_ipa_increase_alignment): New pass.
28102 * ipa.c: Inline tree-pass.h and timevar.h
28103 (function_and_variable_visibility): Move here from cgraphunit.c
28104 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28105 * passes.c (init_optimization_passes): Add the two new passes.
28106 (execute_todo): Handle cgraph_remove_functions.
28108 2007-01-08 Nick Clifton <nickc@redhat.com>
28110 * config/frv/predicates.md (reg_or_0_operand): Accept
28113 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28115 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28116 * config.gcc: Add bfin*-rtems*.
28118 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28120 * c.opt: Add -flax-vector-conversions.
28121 * c-typeck.c (convert_for_assignment): Pass flag to
28122 vector_types_convertible_p to allow emission of note.
28123 (digest_init): Likewise.
28124 * c-opts.c: Handle -flax-vector-conversions.
28125 * c-common.c (flag_lax_vector_conversions): New.
28126 (vector_types_convertible_p): Unless -flax-vector conversions
28127 has been passed, disallow conversions between vectors with
28128 differing numbers of subparts and/or element types. If such
28129 a conversion is disallowed, possibly emit a note on the first
28130 occasion only to inform the user of -flax-vector-conversions.
28131 The new last argument specifies this.
28132 * c-common.h (flag_lax_vector_conversions): New.
28133 (vector_types_convertible_p): Add extra argument.
28134 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28135 char_type_node for V*QI type vectors.
28136 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28137 Update to satisfy new typechecking rules.
28138 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28139 C and C++ variants.
28140 * doc/invoke.texi (C Dialect Options): Document
28141 -flax-vector-conversions.
28143 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28145 PR tree-optimization/29877
28146 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28147 a register variable on the RHS to not be replaceable.
28149 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28150 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28151 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28152 const_simm15, const_pow2, const_npow2): Added.
28153 * config/score/misc.md (insv, extv, extzv, movmemsi,
28154 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28155 * config/score/score.c (score_address_cost, score_select_cc_mode):
28157 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28158 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28159 Update score_print_operand.
28160 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28161 Adjust register allocate order and update some macro define.
28162 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28163 mdx_block_move_straight, mdx_block_move_loop_head,
28164 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28165 mdx_block_move_loop, mdx_block_move): Added.
28166 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28167 mdp_limm): Updated and fix some bug and typo.
28168 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28169 (movsf, movdf, doloop_end): Added.
28171 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28173 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28174 config/arm/thumb2.md: Fix comment typos.
28175 * doc/extend.texi: Fix a typo.
28177 2007-01-07 Eric Christopher <echristo@apple.com>
28179 * configure.ac: Check for __stack_chk_fail for darwin.
28180 * configure: Regenerate.
28182 2007-01-07 Richard Guenther <rguenther@suse.de>
28184 * tree-vrp.c (extract_range_from_assert): CSE calls to
28185 compare_values where possible.
28186 (extract_range_from_unary_expr): Likewise.
28188 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28190 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28191 * config/avr/avr.c (call_insn_operand): Delete function.
28192 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28193 instead of register number. Use predicates.
28194 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28195 call_insn_operand): Add.
28197 2007-01-06 Jan Hubicka <jh@suse.cz>
28199 * tree-pass.h (pass_build_cgraph_edges): Declare.
28200 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28201 (visited_nodes): Remove.
28202 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28203 build_cgrpah_edges; make visited_nodes local.
28204 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28205 (record_references_in_initializer): Move to cgraphbuild.c
28206 (initialize_inline_failed, rebuild_cgraph_edges,
28207 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28208 (verify_cgraph_node): Make visited_nodes local.
28209 (cgraph_analyze_function): Do not call cgraph_create_edges and
28210 initialize_inline_failed.
28211 (cgraph_expand_function): Do not call cgraph_lower_function;
28212 assert that function is already lowered.
28213 * Makefile.in (cgraphbuild.o): New.
28214 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28215 at the end of lowering passes.
28217 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28219 * ifcvt.c (cond_move_convert_if_block): New function, code
28220 factored out from...
28221 (cond_move_process_if_block): ...here. Call the new function
28222 on the THEN and ELSE blocks.
28223 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28224 already takes care of this.
28226 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28229 * tree.h (TREE_OVERFLOW_P): New.
28230 * c-typeck.c (parser_build_unary_op): Warn only if result
28231 overflowed and operands did not.
28232 (parser_build_binary_op): Likewise.
28233 (convert_for_assignment): Remove redundant overflow_warning.
28234 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28236 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28238 * c-typeck.c (store_init_value): Split over two lines to follow
28239 the GNU coding style.
28241 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28243 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28244 __GXX_EXPERIMENTAL_CXX0X__.
28245 * doc/cpp.texi: Same.
28247 2007-01-05 Richard Guenther <rguenther@suse.de>
28249 PR middle-end/27826
28250 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28251 with mismatched types. Instead explicitly build a
28252 conversion NOP_EXPR.
28254 2007-01-05 Ian Lance Taylor <iant@google.com>
28256 * c-common.c (decl_with_nonnull_addr_p): New function.
28257 (c_common_truthvalue_conversion): Call it.
28258 * c-typeck.c (build_binary_op): Likewise.
28259 * c-common.h (decl_with_nonnull_addr_p): Declare.
28261 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28264 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28267 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28269 * doc/install.texi (Final install): Document the fact that
28270 the GNAT runtime should not be stripped.
28272 2007-01-04 Jan Hubicka <jh@suse.cz>
28274 * tree-inline.c (fold_marked_statements): Update operand caches
28275 and EH after folding
28277 2007-01-04 Ian Lance Taylor <iant@google.com>
28279 * c-common.c (check_function_nonnull): Whitespace fix.
28281 2007-01-04 Jan Hubicka <jh@suse.cz>
28283 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28284 comitted older version of patch.
28285 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28286 function, celanup cfg and collect garbage.
28288 2007-01-04 Mike Stump <mrs@apple.com>
28290 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28293 2007-01-04 Eric Christopher <echristo@apple.com>
28295 * libgcc2.c (__bswapsi2): Use SItype.
28296 (__bswapdi2): Use DItype.
28297 * libgcc2.h: Update for above.
28299 2007-01-04 Paul Brook <paul@codesourcery.com>
28301 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28302 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28303 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28304 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28305 umulsi3_highpart): Make conditional on !arm_arch6.
28306 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28307 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28308 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28309 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28310 umulsi3_highpart_v6): New insns.
28312 2007-01-04 Roger Sayle <roger@eyesopen.com>
28314 * fold-const.c (fold_convert): When casting an expression to void,
28315 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28316 have a type. Instead of attempting to build a NOP_EXPR, return
28317 these "special" trees directly.
28319 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28321 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28322 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28323 rs6000_cost->fp not 0 as adjustment for outer NEG.
28325 2007-01-04 Jan Hubicka <jh@suse.cz>
28327 * cgraph.c (cgraph_release_function_body): New function.
28328 (cgraph_remove_node): Use it.
28329 * cgraph.h (cgraph_release_function_body): Declare.
28330 * cgraphunit.c (cgraph_expand_function): Use it.
28331 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28332 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28333 is initialized and while compilation of other function is running.
28334 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28335 statement CFG annotations from here to ...
28336 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28338 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28340 * cfgloop.h (enum li_flags): Make the constants powers of two.
28342 2007-01-04 Jan Hubicka <jh@suse.cz>
28344 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28346 (fold_marked_statements): New function.
28347 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28348 * tree-inline.h (copy_body_data): Add statements_to_fold.
28350 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28352 * config.gcc: Mention libgcc/config.host.
28353 * Makefile.in: Update comments mentioning libgcc.
28354 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28355 (all.cross, start.encap, rest.encap, rest.cross): Update
28356 dependencies for libgcc move.
28357 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28358 (clean-target, clean-target-libgcc): Delete.
28359 (srcdirify, GCC_EXTRA_PARTS): New macros.
28360 (libgcc-support, libgcc.mvars): New rules.
28361 (distclean): Remove mention of mklibgcc.
28362 (install): Don't reference INSTALL_LIBGCC.
28363 (install-common): Don't reference EXTRA_PARTS.
28364 (install-libgcc, install-multilib): Delete rules.
28365 * mklibgcc.in: Delete file.
28366 * doc/configfiles.texi: Don't mention mklibgcc.
28368 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28369 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28370 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28371 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28372 (mklibgcc, ldblspecs): Likewise.
28374 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28375 (posixpre.def): Use $(T).
28376 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28377 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28378 (SHLIB_LINK): Make dummy.
28379 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28381 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28383 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28384 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28385 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28386 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28388 * configure.ac (all_outputs): Remove mklibgcc.
28389 * configure: Regenerated.
28391 2007-01-03 Josh Conner <jconner@apple.com>
28393 PR middle-end/29683
28394 * calls.c (compute_argument_addresses): Set stack and stack_slot
28395 for partial args, too.
28396 (store_one_arg): Use locate.size.constant for the size when
28397 generating a save_area.
28399 2007-01-03 Robert Kennedy <jimbob@google.com>
28401 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28402 whose definitions are deleted due to basic block merging.
28404 2007-01-03 Paul Brook <paul@codesourcery.com>
28407 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28409 (use_return_insn): Return 0 for Thumb interrupt functions.
28410 (print_multi_reg): Add rfe argument for IRQ returns.
28411 (arm_output_epilogue): Pop interrupt return address directly into PC.
28412 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28414 2007-01-03 Paul Brook <paul@codesourcery.com>
28416 Merge from sourcerygxx-4_1.
28417 * config/arm/thumb2.md: New file.
28418 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28420 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28421 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28422 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28423 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28425 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28426 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28428 * config/arm/ieee754-sf.S: Ditto.
28429 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28430 (thumb1_base_register_rtx_p): ... to this.
28431 (thumb_index_register_rtx_p): Rename...
28432 (thumb1_index_register_rtx_p): ... to this.
28433 (thumb_output_function_prologue): Rename...
28434 (thumb1_output_function_prologue): ... to this.
28435 (thumb_legitimate_address_p): Rename...
28436 (thumb1_legitimate_address_p): ... to this.
28437 (thumb_rtx_costs): Rename...
28438 (thumb1_rtx_costs): ... to this.
28439 (thumb_compute_save_reg_mask): Rename...
28440 (thumb1_compute_save_reg_mask): ... to this.
28441 (thumb_final_prescan_insn): Rename...
28442 (thumb1_final_prescan_insn): ... to this.
28443 (thumb_expand_epilogue): Rename...
28444 (thumb1_expand_epilogue): ... to this.
28445 (arm_unwind_emit_stm): Rename...
28446 (arm_unwind_emit_sequence): ... to this.
28447 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28448 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28449 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28450 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28451 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28452 thumb2_output_casesi): New functions.
28453 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28454 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28455 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28456 THUMB2_WORK_REGS): Define.
28457 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28458 arm_condexec_mask, arm_condexec_masklen)): New variables.
28459 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28460 (arm_override_options): Check new CPU capabilities.
28461 Set new architecture flag variables.
28462 (arm_isr_value): Handle v7m interrupt functions.
28463 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28465 (const_ok_for_arm): Handle Thumb-2 constants.
28466 (arm_gen_constant): Ditto. Use movw when available.
28467 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28469 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28470 (thumb_find_work_register, arm_load_pic_register,
28471 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28472 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28473 print_multi_reg, output_mov_long_double_fpa_from_arm,
28474 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28475 output_mov_double_fpa_from_arm, output_move_double,
28476 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28477 output_return_instruction, arm_output_function_prologue,
28478 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28479 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28480 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28481 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28482 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28483 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28485 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28486 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28487 (arm_file_start): Output directive for unified syntax.
28488 (arm_unwind_emit_set): Handle stack alignment instruction.
28489 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28490 Add v6t2, v7, v7a, v7r and v7m.
28491 (RETLDM): Add Thumb-2 code.
28492 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28493 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28494 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28495 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28496 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28497 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28498 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28499 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28500 ADJUST_INSN_LENGTH): Define.
28501 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28502 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28503 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28504 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28505 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28506 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28507 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28508 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28509 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28510 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28511 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28512 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28513 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28514 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28515 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28516 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28517 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28519 * config/arm/arm-tune.md: Regenerate.
28520 * config/arm/arm-protos.h: Update prototypes.
28521 * config/arm/vfp.md: Enable patterns for Thumb-2.
28522 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28523 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28524 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28525 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28526 * config/arm/libunwind.S: Add Thumb-2 code.
28527 * config/arm/constraints.md: Update include Thumb-2.
28528 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28529 * config/arm/ieee754-df.S: Ditto.
28530 * config/arm/bpabi.S: Ditto.
28531 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28532 * config/arm/predicates.md (low_register_operand,
28533 low_reg_or_int_operand, thumb_16bit_operator): New.
28534 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28535 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28536 * config/arm/t-arm-elf: Add armv7 multilib.
28537 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28539 (UNSPEC_STACK_ALIGN, ce_count): New.
28540 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28541 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28543 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28544 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28545 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28546 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28547 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28548 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28550 * doc/extend.texi: Document ARMv7-M interrupt functions.
28551 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28553 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28555 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28556 (struct _Unwind_Context): Rename args_size to flags, remove
28557 signal_frame field, add a new args_size field and version field.
28558 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28559 _Unwind_IsExtendedContext): New inline functions.
28560 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28561 Assume by_value array is only present if _Unwind_IsExtendedContext.
28562 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28563 _Unwind_IsSignalFrame.
28564 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28565 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28566 (uw_init_context_1): Initialize context->flags to
28567 EXTENDED_CONTEXT_BIT.
28568 * config/rs6000/linux-unwind.h (frob_update_context): Use
28569 _Unwind_SetSignalFrame.
28571 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28573 PR middle-end/30353
28574 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28575 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28578 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28580 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28581 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28582 RET, AT_SP): Remove.
28583 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28586 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28587 * cfgbuild.c (find_basic_blocks): Likewise.
28588 * cfgrtl.c (rtl_create_basic_block): Likewise.
28589 * function.c (temp_slots_at_level): Likewise.
28590 * reg-stack.c (stack_regs_mentioned): Likewise.
28591 * regclass.c (allocate_reg_info): Likewise.
28592 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28593 set_bb_for_stmt, move_block_to_fn): Likewise.
28594 * tree-complex.c (tree_lower_complex): Likewise.
28595 * vec.h (VEC_safe_grow_cleared): New.
28597 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28599 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28601 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28602 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28604 * cfgloopmanip.c (scale_loop_frequencies): Export.
28605 (loopify): Scale the frequencies by prescribed coefficients.
28606 (set_zero_probability): New function.
28607 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28608 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28609 and frequencies according to arguments.
28610 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28612 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28613 * modulo-sched.c (sms_schedule): Set probabilities for entering
28614 versioned loop correctly.
28615 * tree-vect-transform.c (vect_transform_loop): Ditto.
28616 * cfgloop.h (loopify, loop_version): Declaration changed.
28617 (scale_loop_frequencies): Declared.
28619 2007-01-02 Jan Hubicka <jh@suse.cz>
28621 * cgraph.c: Include tree-flow.h
28622 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28623 early_local_passes.
28624 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28625 * tree-pass.h (pass_all_early_optimizations): Declare.
28626 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28627 early_local_passes.
28628 (cgraph_analyze_function): Do early_local_passes.
28629 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28630 Do not add referenced vars.
28631 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28633 (gate_all_early_local_passes): New gate.
28634 (pass_early_local_passes): Use new gate.
28635 (execute_early_local_optimizations): New functions.
28636 (gate_all_early_optimizations): New gate.
28637 (pass_all_early_optimizations): New pass.
28638 (execute_free_datastructures): Free SSA only when initialized.
28639 (gate_init_datastructures): Init only when optimizing.
28640 (tree_lowering_passes): Do early local passes when called late.
28641 * tree-profile.c (do_tree_profiling): Don't profile functions added
28643 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28644 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28646 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28647 during early_local_passes.
28648 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28651 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28653 * Makefile.in: Update copyright year.
28655 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28657 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28658 in $(lang_checks) and check-consistency targets.
28660 2007-01-02 Jan Hubicka <jh@suse.cz>
28662 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28663 Do not add referenced vars.
28664 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28666 * passes.c (init_optimization_passes): Put mudflap_2 after
28667 free_datastructures.
28669 2007-01-02 Jan Hubicka <jh@suse.cz>
28671 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28672 Set NOTHROW flag on call statements proved to be nothrow.
28673 Update statement of local calls so new pure/const functions are
28674 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28676 (tree_rest_of_compilation): Register hooks and initialize bitmap
28677 early. Do not set after_inlining flag.
28679 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28681 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28682 HOST_BITS_PER_LONGLONG
28684 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28687 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28688 warning for non-static initializers.
28690 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28692 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28693 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28694 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28695 Always use set_unique_reg_note to add REG_EQUAL notes.
28697 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28700 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28702 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28703 * cfgbuild.c (find_basic_blocks): Likewise.
28704 * cfgrtl.c (rtl_create_basic_block): Likewise.
28705 * function.c (temp_slots_at_level): Likewise.
28706 * reg-stack.c (stack_regs_mentioned): Likewise.
28707 * regclass.c (allocate_reg_info): Likewise.
28708 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28709 set_bb_for_stmt, move_block_to_fn): Likewise.
28710 * tree-complex.c (tree_lower_complex): Likewise.
28711 * vec.h (VEC_safe_grow_cleared): New.
28713 2007-01-02 Ian Lance Taylor <iant@google.com>
28715 * c-common.c (c_common_truthvalue_conversion): When warning about
28716 using an assignment as a truth value, set TREE_NO_WARNING.
28718 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28721 * c.opt (Wold-style-declaration): New.
28722 * doc/invoke.texi (C-only Warning Options): New.
28723 (Wold-style-declaration): Document it.
28724 (Wextra): Enabled by -Wextra.
28725 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28726 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28727 -Wold-style-declaration.
28729 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28731 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28732 * cfgbuild.c (find_basic_blocks): Likewise.
28733 * cfgrtl.c (rtl_create_basic_block): Likewise.
28734 * function.c (temp_slots_at_level): Likewise.
28735 * reg-stack.c (stack_regs_mentioned): Likewise.
28736 * regclass.c (allocate_reg_info): Likewise.
28737 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28738 set_bb_for_stmt, move_block_to_fn): Likewise.
28739 * tree-complex.c (tree_lower_complex): Likewise.
28740 * vec.h (VEC_safe_grow_cleared): New.
28742 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28744 * c-common.c (c_common_nodes_and_builtins): Since variants of
28745 void_type_node get built before it is given a name, we need to
28746 give those variants the name, too.
28747 (complete_array_type): We need to work with the canonical main
28748 type of the array, from which we will build the qualified version.
28749 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28750 * print-tree.c (print_node): Display canonical type information
28752 * stor-layout.c (layout_type): When we don't know the
28753 alignment of a type for which we're building an array, we end up
28754 guessing wrong, so make the type require structural equality.
28755 * tree.c (make_node_stat): When we build a new type, it is its
28756 own canonical type.
28757 (build_type_attribute_qual_variant): When building an attribute
28758 variant, its canonical type is the non-attribute variant. However,
28759 if the attributes are target-dependent and they differ, we need to
28760 use structural equality checks for this type.
28761 (build_qualified_type): A qualified type is not equivalent to its
28762 unqualified variant; set the canonical type appropriately.
28763 (build_distinct_type_copy): When building a distinct type from
28764 another type, the new type is its own canonical type.
28765 (build_variant_type_copy): When building a new type variant, we
28766 assume that it is equivalent to the original type.
28767 (build_pointer_type_for_mode): When building a pointer type, also
28768 build a canonical type pointer.
28769 (build_reference_type_for_mode): When building a reference type,
28770 also build a canonical type reference.
28771 (build_index_type): When we can't hash an index type (e.g.,
28772 because its maximum value is negative), the index type requires
28773 structural equality tests.
28774 (build_array_type): Build the canonical form of an array type.
28775 (build_function_type): Function types require structural equality,
28776 because they contain default arguments, attributes, etc.
28777 (build_method_type_directly): Ditto for method types.
28778 (build_offset_type): Build the canonical offset type.
28779 (build_complex_type): Build the canonical vector type.
28780 (make_vector_type): Build the canonical vector type.
28781 * tree.h (TYPE_CANONICAL): New.
28782 (TYPE_STRUCTURAL_EQUALITY_P): New.
28783 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28784 (struct tree_type): Added "canonical" field.
28785 * params.h (VERIFY_CANONICAL_TYPES): New.
28786 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28787 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28788 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28789 * doc/invoke.texi (verify-canonical-types): Document --param
28790 parameter for verifying canonical types.
28792 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28794 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28795 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28796 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28797 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28799 * config/rs6000/e500.h: New.
28800 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28801 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28803 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28804 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28805 TARGET_E500_DOUBLE): Remove.
28806 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28807 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28808 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28809 * config/rs6000/rs6000.c (rs6000_override_options): Use
28810 CHECK_E500_OPTIONS.
28812 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28814 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28815 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28816 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28817 rs6000_emit_cmove): Don't check TARGET_E500.
28818 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28819 sordered): Don't check TARGET_E500.
28821 2007-01-01 Eric Christopher <echristo@apple.com>
28823 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28824 HARD_REGISTER_NUM_P.
28826 2007-01-01 Roger Sayle <roger@eyesopen.com>
28828 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28829 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28830 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28833 2007-01-01 Mike Stump <mrs@apple.com>
28835 * configure.ac: Remove support for building with Apple's gcc-3.1.
28837 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28839 PR middle-end/30311
28840 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28841 REG is a hard register. Do not modify REG before calling
28843 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28844 multiple of the size of YMODE for certain lowpart cases.
28846 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28848 PR middle-end/30253
28849 * gimplify (voidify_wrapper_expr): Update for
28850 GIMPLE_MODIFY_STMT.
28852 2007-01-01 Andreas Schwab <schwab@suse.de>
28855 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28856 save of BR0 in extra_spill_size instead of spill_size.
28857 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28859 (ia64_expand_epilogue): Restore BR0 from its new location.
28861 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28863 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28864 Use a temporary variable if the left hand side is not a gimple
28867 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28869 * gimplify.c (gimplify_return_expr): Make the temporary variable
28870 for the return expression, a gimple register variable.
28872 2007-01-01 Jan Hubicka <jh@suse.cz>
28874 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28877 2007-01-01 Mike Stump <mrs@apple.com>
28879 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28881 * config/darwin.c (machopic_select_rtx_section): Use
28882 HAVE_GAS_LITERAL16.
28883 (darwin_mergeable_constant_section): Likewise.
28884 * configure: Regenerate.
28885 * config.in: Regenerate.
28887 2007-01-01 Jan Hubicka <jh@suse.cz>
28888 Andrew Pinski <pinskia@gmail.com>
28890 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28891 before starting IPA passes.