1 2007-09-26 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/33563
4 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
5 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
7 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
10 2007-09-26 Joseph Myers <joseph@codesourcery.com>
13 * c-common.c (complete_array_type): Diagnose too-large arrays and
14 set type to error_mark_node.
16 2007-09-26 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/30375
19 PR tree-optimization/33560
20 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
24 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
26 * tree-ssa-dse.c (aggregate_vardecl_d): New.
27 (dse_global_data): Add aggregate_vardecl field.
28 (dse_possible_dead_store_p): New.
29 Add prev_defvar variable.
30 Allow immediate uses and previous immediate uses to differ
31 if they are setting different parts of the whole.
32 (get_aggregate_vardecl): New.
33 (dse_record_partial_aggregate_store): New.
34 (dse_whole_aggregate_clobbered_p): New.
35 (dse_partial_kill_p): New.
36 Call dse_maybe_record_aggregate_store().
37 When checking whether a STMT and its USE_STMT refer to the
38 same memory address, check also for partial kills that clobber
40 Move some variable definitions to the block where they are used.
41 (aggregate_vardecl_hash): New.
42 (aggregate_vardecl_eq): New.
43 (aggregate_vardecl_free): New.
44 (aggregate_whole_store_p): New.
45 (tree_ssa_dse): Initialize and free aggregate_vardecl.
46 Mark which aggregate stores we care about.
48 2007-09-25 DJ Delorie <dj@redhat.com>
51 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
54 2007-09-25 Michael Meissner <michael.meissner@amd.com>
57 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
58 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
59 for vector int32 -> int64 conversions. Don't write beyond the end
60 of the allocated vector for int32 -> int64 conversions.
62 2007-09-25 Revital Eres <eres@il.ibm.com>
64 * config/rs6000/paired.h (paired_sel): New.
65 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
66 (rs6000_expand_ternop_builtin): Pass zero const_double operand
67 when expanding selv2sf.
68 * config/rs6000/rs6000.h (rs6000_builtins): Add
69 PAIRED_BUILTIN_SELV2SF4.
71 2007-09-25 Joseph Myers <joseph@codesourcery.com>
74 * c-typeck.c (default_conversion): Call require_complete_type
75 before perform_integral_promotions.
76 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
77 (build_c_cast): Call require_complete_type except for casts to
79 (convert_for_assignment): Call require_complete_type.
81 2007-09-25 Revital Eres <eres@il.ibm.com>
83 * config/spu/spu.md: Fix doloop pattern.
85 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
87 * config/bfin/bfin.c (expand_prologue_reg_save,
88 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
90 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
91 ... from here. New argument ALL; callers changed.
92 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
93 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
94 have the "saveall" attribute.
96 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
98 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
100 (INCOMING_REGNO, OUTGOING_REGNO): Define.
101 * config/mmix/mmix.c (mmix_opposite_regno): New function.
102 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
104 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
105 with REG_P tests before REGNO access.
107 2007-09-24 DJ Delorie <dj@redhat.com>
110 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
112 (movqicc_<code>_<mode>): Likewise.
113 (movhicc_<code>_<mode>): Likewise.
115 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
118 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
121 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
124 * config/i386/i386.c (ix86_comp_type_attributes): Check
127 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
129 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
130 "move.l %a4,%a4" to produce nops.
131 * config/m68k/m68k.c (override_options): Reset align options,
132 if neccessary align macro isn't avaible.
134 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
136 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
138 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
140 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
142 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
144 (peephole pattern): Convert most of them to RTL peephole pattern.
146 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
148 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
149 (moved from fp compare patterns).
150 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
151 Cleanup predicates to relieve reload.
152 (conditional_trap): Reject conditional trap with fp condition.
153 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
154 certain constants early.
156 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
158 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
160 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
162 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
163 Allow --with-tune=cell and --with-cpu=cell.
165 2007-09-24 David Edelsohn <edelsohn@gnu.org>
167 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
168 * config/rs6000/rs6000.opt (swdiv): Change option to ...
170 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
172 (TARGET_BUILTIN_RECIPROCAL): Use it.
173 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
174 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
175 (rs6000_emit_swrsqrtsf): New.
176 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
178 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
179 (divsf3): Remove swdiv support.
182 (rsqrt_internal1): New.
183 (divdf3): Remove swdiv support.
186 2007-09-24 Jakub Jelinek <jakub@redhat.com>
189 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
191 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
192 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
193 * tree.c (type_hash_eq): For FUNCTION_TYPE use
194 lang_hooks.type.type_hash_eq in addition to generic tests.
196 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
197 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
199 * tree-inline.h (eni_weights): Add field target_builtin_cost to
200 reflect the cost per call to a target specific builtin.
201 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
202 call to a target specific builtin, then use target_builtin_call_cost.
203 (init_inline_once): Initialize target_builtin_call_cost field.
205 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
208 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
211 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
213 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
214 * configure: Regenerated.
216 2007-09-23 Ollie Wild <aaw@google.com>
218 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
220 (get_pointer_modulus_and_residue): New function.
222 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
224 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
225 combine an SC return value into a single register.
227 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
229 * opth-gen.awk (target_flags_explicit): Declare.
230 * toplev.h (target_flags_explicit): Delete declaration.
231 * toplev.c (target_flags): Likewise.
232 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
233 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
234 Never return true for TARGET_MIPS16.
235 * config/mips/mips.c (mips_llsc): Delete.
236 (mips_handle_option): Remove -mllsc handling.
237 (mips_strip_unspec_address): Tweak comment.
238 * config/mips/mips.opt (mllsc): Use a target mask.
240 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
242 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
243 word_mode as well as Pmode.
245 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
247 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
248 parameters from word_mode to the subword type if such a truncation
251 2007-09-23 Jakub Jelinek <jakub@redhat.com>
253 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
254 * configure: Regenerated.
256 2007-09-23 Jan Hubicka <jh@suse.cz>
258 * params.def (INLINE_CALL_COST): Set to 12.
259 * invoke.texi (inline-call-cost): Update default value.
261 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
263 * config/alpha/alpha.md (movti): Use operand_subword for the split.
265 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
266 Revital Eres <eres@il.ibm.com>
268 * modulo-sched.c (doloop_register_get): Rewrite the loop which
269 checks whether the count_reg is found outside the control part.
271 2007-09-23 Jakub Jelinek <jakub@redhat.com>
273 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
274 instead of checking CALL_EXPR_FN directly to test for builtins.
275 If error or warning attributes are present, print
277 * c-common.c (handle_error_attribute): New function.
278 (c_common_attribute_table): Add error and warning
280 * doc/extend.texi: Document error and warning attributes.
282 * tree.h (block_nonartificial_location): New prototype.
283 * tree.c (block_nonartificial_location): New function.
284 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
285 if artificial attribute is present on abstract inline decl.
286 * c-common.c (handle_artificial_attribute): New function.
287 (c_common_attribute_table): Add artificial attribute.
288 * final.c (override_filename, override_linenum): New variables.
289 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
290 and override_linenum if inside of a block inlined from
291 __attribute__((__artificial__)) function.
292 (notice_source_line): Honor override_filename and override_linenum.
293 * doc/extend.texi: Document __attribute__((__artificial__)).
294 * config/i386/emmintrin.h: Add __artificial__ attribute to
295 all __always_inline__ functions.
296 * config/i386/mmintrin.h: Likewise.
297 * config/i386/tmmintrin.h: Likewise.
298 * config/i386/mm3dnow.h: Likewise.
299 * config/i386/pmmintrin.h: Likewise.
300 * config/i386/ammintrin.h: Likewise.
301 * config/i386/xmmintrin.h: Likewise.
302 * config/i386/smmintrin.h: Likewise.
303 * config/i386/bmmintrin.h: Likewise.
304 * config/i386/mmintrin-common.h: Likewise.
307 * expr.c (expand_constructor): New function.
308 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
309 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
312 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
314 * config/mips/mips.c (dump_constants_1): Generalize to include
315 fractional and accumulator modes.
317 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
319 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
320 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
322 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
323 TARGET_HARD_FLOAT when testing whether -mpaired-single is
325 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
327 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
329 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
330 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
332 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
333 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
334 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
336 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
338 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
339 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
340 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
342 2007-09-22 Jason Merrill <jason@redhat.com>
345 * attribs.c (lookup_attribute_spec): Split out...
346 (decl_attributes): From here.
347 * tree.h: Declare it.
349 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
351 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
353 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
355 * tree-inline.c (remap_type_1): Correctly chain variants.
357 2007-09-22 Richard Guenther <rguenther@suse.de>
359 PR tree-optimization/33146
360 * fold-const.c (fold_binary): Use the original tree
362 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
365 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
368 * except.c (finish_eh_generation): Call commit_edge_insertions if
369 there are insns queued on the entry edge.
370 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
373 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
375 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
377 2007-09-19 Michael Meissner <michael.meissner@amd.com>
379 * gcc/config/i386/i386.c: Delete trailing whitespace.
380 * gcc/config/i386/i386.h: Ditto.
381 * gcc/config/i386/bmmintrin.h: Ditto.
382 * gcc/config/i386/sync.md: Ditto.
383 * gcc/config/i386/ppro.md: Ditto.
384 * gcc/config/i386/mmx.md: Ditto.
385 * gcc/config/i386/constraints.md: Ditto.
386 * gcc/config/i386/sse.md: Ditto.
387 * gcc/config/i386/athlon.md: Ditto.
388 * gcc/config/i386/i386.md: Ditto.
390 2007-09-21 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/33508
393 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
394 quadratic loop by keeping a bitmap of variables we have
395 to clobber all subvariables for.
396 (set_initial_properties): Likewise.
398 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
400 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
402 2007-09-20 Nigel Stephens <nigel@mips.com>
403 Chao-ying Fu <fu@mips.com>
405 * c-decl.c (finish_declspecs): When _Sat is used without
406 _Fract or _Accum, set the default type to cts_fract.
407 This avoids a warning of "type defaults to int".
409 2007-09-20 Joseph Myers <joseph@codesourcery.com>
411 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
412 bit-fields wider than one bit.
414 2007-09-20 Jakub Jelinek <jakub@redhat.com>
417 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
419 * dbxout.c (dbxout_type): Likewise.
423 * gimplify.c (gimplify_vla_decl): New function.
424 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
426 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
428 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
430 * doc/invoke.texi (-minterlink-mips16): Document.
431 * config/mips/mips.opt (minterlink-mips16): New option.
432 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
435 2007-09-20 Joseph Myers <joseph@codesourcery.com>
437 * doc/extend.texi (Attribute Syntax): Remove old speculative
440 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
442 * combine.c: Include cgraph.h.
443 (setup_incoming_promotions): Rework to allow more aggressive
444 elimination of sign extensions when all call sites of the
445 current function are known to lie within the current unit.
447 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
449 * dse.c (find_shift_sequence): No-op rework of control flow.
451 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
453 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
454 GPR for DCmode on 64-bit targets. Remove redundant fallback.
456 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
458 * cfgexpand.c (dump_stack_var_partition): Use the correct
459 index for the offset.
461 2007-09-19 Joseph Myers <joseph@codesourcery.com>
463 * config/mips/sde.h: Switch to GPLv3.
465 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
467 * tree-sra.c (decide_block_copy): Decide if there are groups.
469 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
471 * config/m68k/m68k.c (output_move_himode): Remove jump table
473 config/m68k/m68k.md (lea): Likewise.
474 * config/m68k/m68k.c (print_operand_address): Use simple pc
477 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
479 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
480 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
482 (asm_insn_count): Pass template as second argument to it.
483 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
484 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
485 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
486 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
487 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
488 (sh_insn_length_adjustment): Pass template as second argument to it.
489 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
491 * config/bfin/bfin.md (define_asm_attributes): New.
493 2007-09-19 Jie Zhang <jie.zhang@analog.com>
495 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
497 * config/bfin/print-sysroot-suffix.sh: New.
498 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
499 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
500 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
501 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
502 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
503 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
504 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
505 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
506 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
507 (linux-sysroot-suffix.h): New target.
508 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
509 (mspecld-anomaly): Likewise.
510 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
511 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
512 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
513 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
514 (bfin_si_revision): Declare.
515 (bfin_workarounds): Declare.
516 (WA_SPECULATIVE_LOADS): Define.
517 (ENABLE_WA_SPECULATIVE_LOADS): Define.
518 (WA_SPECULATIVE_SYNCS): Define.
519 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
520 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
521 (LIB_SPEC): Add %s to the linker scripts.
522 Use proper linker script for bf522, bf525, bf527,
523 bf538, bf539, bf542, bf544, bf548, and bf549.
524 * config/bfin/bfin.c (bfin_si_revision): Define.
525 (bfin_workarounds): Define.
526 (struct bfin_cpu): New.
528 (bfin_handle_option): Handle silicon revision part of -mcpu option.
529 (override_options): Set bfin_workarounds.
530 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
531 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
532 ENABLE_WA_SPECULATIVE_LOADS.
533 (bfin_reorg): Likewise.
534 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
535 macros for bf522, bf525, bf527, bf538, bf539,
536 bf542, bf544, bf548, and bf549.
537 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
538 Don't define __ID_SHARED_LIB__ when -msep-data.
539 (TARGET_DEFAULT): Define as 0.
540 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
541 * doc/invoke.texi (Blackfin Options): Document silicon
542 revision part of -mcpu option and it now accepts bf522, bf525,
543 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
545 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
547 * alias.c (memory_modified_1): Deconstify.
548 (memory_modified_in_insn_p): Don't use const_note_stores.
549 * rtl.h (const_note_stores): Delete.
550 * rtlanal.c (const_note_stores): Likewise.
552 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
554 * dse.c (find_shift_sequence): Temporarily revert to forbidding
557 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
561 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
562 (addsi_small_int): Likewise.
563 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
564 (one_cmplsi2): Likewise.
566 (enter_func): Expand insn using hard_frame_pointer_rtx and
569 * config/fr30/fr30.c (fr30_expand_prologue): Check for
570 hard_frame_pointer_rtx instead of using REGNO() check.
571 Properly sign extend GEN_INT() argument.
573 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
575 * config/m68k/m68k.c (override_options): Remove USE_GAS,
577 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
578 alternatives with just jcc.
579 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
580 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
581 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
582 dbge_hi, dbge_si): Likewise.
584 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
586 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
587 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
588 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
589 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
590 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
592 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
594 * config/m68k/m68k-devices.def (51qe): New device.
595 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
596 to all uses of FL_FOR_isa_c for compatibility.
597 (all_microarchs): Add cfv1 microarchitecture.
598 (m68k_handle_option): Handle m51qe option.
599 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
600 (TUNE_CFV1): New macro.
601 (enum uarch_type): Add ucfv1.
602 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
604 2007-09-18 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/31863
607 * tree-ssa-structalias.c (create_variable_info_for): Always
610 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
612 * opts.c (decode_options): Enable vectorization under -O3.
614 2007-09-18 Richard Guenther <rguenther@suse.de>
616 PR tree-optimization/33340
617 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
618 SSA_NAMEs that occur in abnormal PHI nodes.
620 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
622 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
623 Don't use const_get_call_expr_in.
624 * tree-gimple.c (const_get_call_expr_in): Delete.
625 * tree-gimple.h (const_get_call_expr_in): Likewise.
627 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
629 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
630 not yet have a basic block.
631 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
633 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
635 * config/mips/mips.c (mips_file_start): Add ".previous" directives
638 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
640 * config/mips/mips.c (mips_output_mi_thunk): Use
641 mips_function_ok_for_sibcall and const_call_insn_operand
642 to determine if a direct sibcall is allowed. Use
643 mips_classify_symbol to determine a global pointer is needed.
645 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
647 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
649 2007-09-17 Chao-ying Fu <fu@mips.com>
650 Nigel Stephens <nigel@mips.com>
652 * config/fixed-bit.h: New file.
653 * config/fixed-bit.c: New file.
654 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
656 2007-09-18 Jakub Jelinek <jakub@redhat.com>
658 * c-format.h (format_kind_info): Add alloc_char field.
659 * c-format.c (scanf_flag_specs): Add 'm'.
660 (scanf_flag_pairs): Add 'a', 'm' pair.
661 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
662 (format_types_orig): Add alloc_char fields.
663 (check_format_info_main): Rename aflag to alloc_flag.
664 Handle fki->alloc_char. modifier after width and before length
665 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
666 length modifiers as well.
667 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
670 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
671 returned by build_call_expr.
673 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
675 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
676 NULL for variable-sized records too.
677 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
679 2007-09-17 Tom Tromey <tromey@redhat.com>
681 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
682 (c_builtin_function): Likewise.
683 (grokdeclarator): Likewise.
685 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
687 PR rtl-optimization/26449
688 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
689 (seq_insns_valid_p): Removed.
691 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
693 * tree-nomudflap.c (gate_mudflap): New static function.
694 (pass_mudflap_1): Use it as gate function.
695 (pass_mudflap_2): Likewise.
697 2007-09-17 Jan Hubicka <jh@suse.cz>
701 * loop-invariant.c (move_invariant_reg): Unshare sequence.
703 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
705 PR tree-optimization/33319
706 * tree-vect-analyze.c (vect_same_range_drs): New.
707 (vect_vfa_range_equal): New.
708 (vect_is_duplicate_ddr): Removed.
709 (vect_mark_for_runtime_alias_test): Do not perform marking when
710 optimizing for size or max_param for alias checking is zero.
711 Move the function before vect_analyze_data_ref_dependence.
712 (vect_analyze_data_ref_dependence): Add call to
713 vect_mark_for_runtime_alias_test in two cases when dependence
715 (vect_analyze_data_ref_dependences): Do not call to
716 vect_mark_for_runtime_alias_test.
717 (vect_prune_runtime_alias_test_list): New.
718 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
719 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
720 Update vec_outside_cost.
721 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
722 (vect_create_cond_for_alias_checks): Build the base address of data
723 reference from DR_GROUP_FIRST_DR.
724 (vect_loop_versioning): New.
725 (vect_transform_loop): Add a call to vect_loop_versioning.
726 Remove factored out code.
728 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
734 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
736 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
737 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
738 Fix the call to insn_rtx_cost. Skip access sizes that require a
739 real truncation of the store register. Use convert_move instead
740 of gen_lowpart when narrowing the result.
741 (replace_read): Use convert_move instead of gen_lowpart when
742 narrowing the store rhs.
744 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
746 * config/mips/mips.md (SHORT): Fix long line.
747 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
748 to QImode and HImode.
750 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
752 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
754 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
756 * tree-parloops.c: New file.
757 * tree-ssa-operands.h (free_stmt_operands): Declare.
758 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
760 * tree-pass.h (pass_parallelize_loops): Declare.
761 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
763 (build_omp_regions_1): Allow analysing just a single OMP region and
765 ( build_omp_regions_root, omp_expand_local): New functions.
766 (build_omp_regions): Add argument to build_omp_regions_1 call.
767 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
768 autoparallelization is run.
769 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
770 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
771 pass_parallelize_loops): New.
772 * common.opt (ftree-parallelize-loops): New.
773 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
774 parallelize_loops): Declare.
775 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
776 * Makefile.in (tree-parloops.o): Added.
777 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
779 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
780 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
781 one extra edge as well.
782 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
783 Use VEC_free to free doms vector.
784 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
785 operands. Recompute operand caches in the new function.
786 (move_sese_region_to_fn): Update loop info.
787 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
788 * tree-ssa-operands.c (free_stmt_operands): New function.
790 * doc/passes.texi: Document autoparallelization.
791 * doc/invoke.texi (-ftree-parallelize-loops): New option.
793 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
796 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
799 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
801 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
803 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
804 get_vectype_for_scalar_type succeeded.
805 (vectorizable_conversion): Likewise.
807 2007-09-14 Jan Hubicka <jh@suse.cz>
809 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
812 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
815 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
816 register when operands[2] equals operands[1].
817 (remainderxf3): Ditto.
819 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
820 Nigel Stephens <nigel@mips.com>
822 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
823 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
824 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
826 (_Unwind_ForcedUnwind): Likewise.
827 (_Unwind_Resume): Likewise.
828 (_Unwind_Resume_or_Rethrow): Likewise.
829 (_Unwind_Backtrace): Likewise.
830 (_Unwind_SjLj_RaiseException): Likewise.
831 (_Unwind_SjLj_ForcedUnwind): Likewise.
832 (_Unwind_SjLj_Resume): Likewise.
833 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
834 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
836 (_Unwind_ForcedUnwind): Likewise.
837 (_Unwind_Resume): Likewise.
838 (_Unwind_Resume_or_Rethrow): Likewise.
839 (_Unwind_Backtrace): Likewise.
840 * unwind-compat.c (_Unwind_Backtrace): Likewise.
841 (_Unwind_ForcedUnwind): Likewise.
842 (_Unwind_RaiseException): Likewise.
843 (_Unwind_Resume): Likewise.
844 (_Unwind_Resume_or_Rethrow): Likewise.
846 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
847 nomips16 mode when IN_LIBGCC2 with hard float.
849 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
851 * config/mips/sdemtk.opt: Update to GPLv3.
852 * config/mips/sdemtk.h: Likewise.
854 2007-09-14 Nigel Stephens <nigel@mips.com>
856 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
857 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
858 for mipsisa32-*-linux*.
860 2007-09-14 Nigel Stephens <nigel@mips.com>
861 David Ung <davidu@mips.com>
862 Thiemo Seufer <ths@mips.com>
863 Richard Sandiford <richard@codesourcery.com>
865 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
866 * configure.ac: Add a mipssde threading type.
867 * configure: Regenerate.
868 * config/mips/sdemtk.h: New file.
869 * config/mips/t-sdemtk: Likewise.
870 * config/mips/sdemtk.opt: Likewise.
871 * gthr-mipssde.h: Likewise.
872 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
873 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
874 (MIPS_ICACHE_SYNC): New macro, split from ...
875 * config/mips/mips.md (clear_cache): ...here.
876 * config/mips/mips.c (mips_save_reg_p): Check
877 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
878 (build_mips16_function_stub): Use targetm.strip_name_encoding.
879 (build_mips16_call_stub): Likewise.
881 2007-09-14 Richard Sandiford <richard@codesourcery.com>
883 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
885 2007-09-14 Jakub Jelinek <jakub@redhat.com>
888 * config/ia64/ia64.c (find_gr_spill): Don't decrement
889 current_frame_info.n_local_regs. Don't return emitted local
891 (ia64_compute_frame_size): Improve unwind hack to put
892 RP, PFS, FP in that order by allowing some of the registers
893 been already emitted, as long as they are emitted to the
896 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
898 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
899 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
900 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
902 2007-09-13 Eric Christopher <echristo@apple.com>
903 Kenneth Zadeck <zadeck@naturalbridge.com>
905 * dse.c (find_shift_sequence): New function.
906 (replace_read): Add case to remove read if it requires shift.
907 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
909 2007-09-13 Tom Tromey <tromey@redhat.com>
911 * c-common.c (fname_as_string): Update.
912 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
913 (c_lex_one_token): Update. Add 'parser' argument.
914 (c_parser_simple_asm_expr): Update.
915 (c_parser_attributes): Update.
916 (c_parser_asm_statement): Update.
917 (c_parser_asm_operands): Update.
918 (c_parser_peek_token): Update.
919 (c_parser_peek_2nd_token): Update.
920 * c-lex.c (c_lex_string_translate): Remove.
921 (c_lex_return_raw_strings): Likewise.
922 (c_lex_with_flags): Added 'lex_flags' argument.
923 (lex_string): Added 'translate' argument.
924 * c-pragma.h (c_lex_with_flags): Update.
925 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
926 (C_LEX_STRING_NO_TRANSLATE): New define.
927 (C_LEX_RAW_STRINGS): Likewise.
929 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
932 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
933 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
934 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
935 (bfin_init_builtins): Initialize __builtin_bfin_ones,
936 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
937 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
938 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
939 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
940 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
941 (bdesc_1arg): Add __builtin_bfin_ones.
942 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
943 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
944 and __builtin_bfin_csqu_fr16.
945 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
946 (ones): New define_insn.
947 (ssaddhi3_parts): New define_insn.
948 (sssubhi3_parts): New define_insn.
949 (flag_mulhi_parts): New define_insn.
951 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
953 * common.opt (femit-class-debug-always): Turn off by default.
955 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
957 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
958 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
960 2007-09-13 James E. Wilson <wilson@specifix.com>
962 PR tree-optimization/33389
963 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
964 then set build_loads before returning.
966 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
967 David Ung <davidu@mips.com>
969 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
970 {d}addiu and a negative immediate such that it works with MIPS16
973 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
976 * configure.ac (ld_vers): Support Linux linker.
977 * configure: Regenerated.
979 2007-09-13 Richard Sandiford <richard@codesourcery.com>
980 Sandra Loosemore <sandra@codesourcery.com>
982 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
983 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
984 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
985 nomips16 into decl attributes.
986 (TARGET_INSERT_ATTRIBUTES): Override.
987 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
988 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
989 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
990 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
991 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
992 (mips_use_mips16_mode_p): Reimplement as a function that takes
993 a decl and considers only decl attributes. If the decl is nested
994 function, use its parent attributes.
995 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
996 instead of SYMBOL_REF_MIPS16_FUNC_P.
997 (mips_set_mips16_mode): Move call to sorry here from old
998 mips_use_mips16_mode_p.
999 (mflip_mips16_entry): New structure.
1000 (mflip_mips16_htab): New variable.
1001 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
1002 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
1003 (mips_merge_decl_attributes): New function.
1004 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
1005 Use mips_use_mips16_mode_p.
1006 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
1007 SYMBOL_REF_MIPS16_FUNC_P.
1008 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
1010 2007-09-13 Richard Sandiford <richard@codesourcery.com>
1012 * c-parser.c (c_parser_struct_declaration): Check for a null return.
1014 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1017 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
1019 2007-09-12 Michael Meissner <michael.meissner@amd.com>
1020 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1021 Tony Linthicum <tony.linthicum@amd.com>
1023 * tree.h (function_args_iterator): New type to iterate over
1025 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
1026 function arguments providing a pointer to the argument.
1027 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
1028 function arguments providing the argument.
1029 (function_args_iter_init): Inline function to initialize
1030 function_args_iterator.
1031 (function_args_iter_cond_ptr): Inline function to return the next
1032 pointer to hold the argument.
1033 (function_args_iter_cond): Inline function to return the next
1035 (function_args_iter_cond_next): Advance the function args
1037 (stdarg_p): New function, return true if variable argument
1039 (prototype_p): New function, return true if function is
1041 (function_args_count): New function, count the number of arguments
1044 * tree.c (stdarg_p): New function, return true if variable
1046 (prototype_p): New function, return true if function is
1049 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
1050 (TARGET_ROUND): New macro for the round/ptest instructions which
1051 are shared between SSE4.1 and SSE5.
1052 (OPTION_MASK_ISA_ROUND): Ditto.
1053 (OPTION_ISA_ROUND): Ditto.
1054 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
1055 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
1057 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
1058 (-mfused-madd): New switch to give users control over whether the
1059 compiler optimizes to use the multiply/add SSE5 instructions.
1061 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1062 m_ATHLON_K8_AMDFAM10, and change all uses.
1063 (enum pta_flags): Add PTA_SSE5.
1064 (ix86_handle_option): Turn off 3dnow if -msse5.
1065 (override_options): Add SSE5 support.
1066 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1068 (ix86_expand_sse_movcc): Add SSE5 support.
1069 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1070 vector type to the next largest size.
1071 (ix86_expand_sse5_pack): New function to use pperm to pack a
1072 vector type to the next smallest size.
1073 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1074 (IX86_BUILTIN_FMADDSD): Ditto.
1075 (IX86_BUILTIN_FMADDPS): Ditto.
1076 (IX86_BUILTIN_FMADDPD): Ditto.
1077 (IX86_BUILTIN_FMSUBSS): Ditto.
1078 (IX86_BUILTIN_FMSUBSD): Ditto.
1079 (IX86_BUILTIN_FMSUBPS): Ditto.
1080 (IX86_BUILTIN_FMSUBPD): Ditto.
1081 (IX86_BUILTIN_FNMADDSS): Ditto.
1082 (IX86_BUILTIN_FNMADDSD): Ditto.
1083 (IX86_BUILTIN_FNMADDPS): Ditto.
1084 (IX86_BUILTIN_FNMADDPD): Ditto.
1085 (IX86_BUILTIN_FNMSUBSS): Ditto.
1086 (IX86_BUILTIN_FNMSUBSD): Ditto.
1087 (IX86_BUILTIN_FNMSUBPS): Ditto.
1088 (IX86_BUILTIN_FNMSUBPD): Ditto.
1089 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1090 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1091 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1092 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1093 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1094 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1095 (IX86_BUILTIN_PPERM): Ditto.
1096 (IX86_BUILTIN_PERMPS): Ditto.
1097 (IX86_BUILTIN_PERMPD): Ditto.
1098 (IX86_BUILTIN_PMACSSWW): Ditto.
1099 (IX86_BUILTIN_PMACSWW): Ditto.
1100 (IX86_BUILTIN_PMACSSWD): Ditto.
1101 (IX86_BUILTIN_PMACSWD): Ditto.
1102 (IX86_BUILTIN_PMACSSDD): Ditto.
1103 (IX86_BUILTIN_PMACSDD): Ditto.
1104 (IX86_BUILTIN_PMACSSDQL): Ditto.
1105 (IX86_BUILTIN_PMACSSDQH): Ditto.
1106 (IX86_BUILTIN_PMACSDQL): Ditto.
1107 (IX86_BUILTIN_PMACSDQH): Ditto.
1108 (IX86_BUILTIN_PMADCSSWD): Ditto.
1109 (IX86_BUILTIN_PMADCSWD): Ditto.
1110 (IX86_BUILTIN_PHADDBW): Ditto.
1111 (IX86_BUILTIN_PHADDBD): Ditto.
1112 (IX86_BUILTIN_PHADDBQ): Ditto.
1113 (IX86_BUILTIN_PHADDWD): Ditto.
1114 (IX86_BUILTIN_PHADDWQ): Ditto.
1115 (IX86_BUILTIN_PHADDDQ): Ditto.
1116 (IX86_BUILTIN_PHADDUBW): Ditto.
1117 (IX86_BUILTIN_PHADDUBD): Ditto.
1118 (IX86_BUILTIN_PHADDUBQ): Ditto.
1119 (IX86_BUILTIN_PHADDUWD): Ditto.
1120 (IX86_BUILTIN_PHADDUWQ): Ditto.
1121 (IX86_BUILTIN_PHADDUDQ): Ditto.
1122 (IX86_BUILTIN_PHSUBBW): Ditto.
1123 (IX86_BUILTIN_PHSUBWD): Ditto.
1124 (IX86_BUILTIN_PHSUBDQ): Ditto.
1125 (IX86_BUILTIN_PROTB): Ditto.
1126 (IX86_BUILTIN_PROTW): Ditto.
1127 (IX86_BUILTIN_PROTD): Ditto.
1128 (IX86_BUILTIN_PROTQ): Ditto.
1129 (IX86_BUILTIN_PROTB_IMM): Ditto.
1130 (IX86_BUILTIN_PROTW_IMM): Ditto.
1131 (IX86_BUILTIN_PROTD_IMM): Ditto.
1132 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1133 (IX86_BUILTIN_PSHLB): Ditto.
1134 (IX86_BUILTIN_PSHLW): Ditto.
1135 (IX86_BUILTIN_PSHLD): Ditto.
1136 (IX86_BUILTIN_PSHLQ): Ditto.
1137 (IX86_BUILTIN_PSHAB): Ditto.
1138 (IX86_BUILTIN_PSHAW): Ditto.
1139 (IX86_BUILTIN_PSHAD): Ditto.
1140 (IX86_BUILTIN_PSHAQ): Ditto.
1141 (IX86_BUILTIN_FRCZSS): Ditto.
1142 (IX86_BUILTIN_FRCZSD): Ditto.
1143 (IX86_BUILTIN_FRCZPS): Ditto.
1144 (IX86_BUILTIN_FRCZPD): Ditto.
1145 (IX86_BUILTIN_CVTPH2PS): Ditto.
1146 (IX86_BUILTIN_CVTPS2PH): Ditto.
1147 (IX86_BUILTIN_COMEQSS): Ditto.
1148 (IX86_BUILTIN_COMNESS): Ditto.
1149 (IX86_BUILTIN_COMLTSS): Ditto.
1150 (IX86_BUILTIN_COMLESS): Ditto.
1151 (IX86_BUILTIN_COMGTSS): Ditto.
1152 (IX86_BUILTIN_COMGESS): Ditto.
1153 (IX86_BUILTIN_COMUEQSS): Ditto.
1154 (IX86_BUILTIN_COMUNESS): Ditto.
1155 (IX86_BUILTIN_COMULTSS): Ditto.
1156 (IX86_BUILTIN_COMULESS): Ditto.
1157 (IX86_BUILTIN_COMUGTSS): Ditto.
1158 (IX86_BUILTIN_COMUGESS): Ditto.
1159 (IX86_BUILTIN_COMORDSS): Ditto.
1160 (IX86_BUILTIN_COMUNORDSS): Ditto.
1161 (IX86_BUILTIN_COMFALSESS): Ditto.
1162 (IX86_BUILTIN_COMTRUESS): Ditto.
1163 (IX86_BUILTIN_COMEQSD): Ditto.
1164 (IX86_BUILTIN_COMNESD): Ditto.
1165 (IX86_BUILTIN_COMLTSD): Ditto.
1166 (IX86_BUILTIN_COMLESD): Ditto.
1167 (IX86_BUILTIN_COMGTSD): Ditto.
1168 (IX86_BUILTIN_COMGESD): Ditto.
1169 (IX86_BUILTIN_COMUEQSD): Ditto.
1170 (IX86_BUILTIN_COMUNESD): Ditto.
1171 (IX86_BUILTIN_COMULTSD): Ditto.
1172 (IX86_BUILTIN_COMULESD): Ditto.
1173 (IX86_BUILTIN_COMUGTSD): Ditto.
1174 (IX86_BUILTIN_COMUGESD): Ditto.
1175 (IX86_BUILTIN_COMORDSD): Ditto.
1176 (IX86_BUILTIN_COMUNORDSD): Ditto.
1177 (IX86_BUILTIN_COMFALSESD): Ditto.
1178 (IX86_BUILTIN_COMTRUESD): Ditto.
1179 (IX86_BUILTIN_COMEQPS): Ditto.
1180 (IX86_BUILTIN_COMNEPS): Ditto.
1181 (IX86_BUILTIN_COMLTPS): Ditto.
1182 (IX86_BUILTIN_COMLEPS): Ditto.
1183 (IX86_BUILTIN_COMGTPS): Ditto.
1184 (IX86_BUILTIN_COMGEPS): Ditto.
1185 (IX86_BUILTIN_COMUEQPS): Ditto.
1186 (IX86_BUILTIN_COMUNEPS): Ditto.
1187 (IX86_BUILTIN_COMULTPS): Ditto.
1188 (IX86_BUILTIN_COMULEPS): Ditto.
1189 (IX86_BUILTIN_COMUGTPS): Ditto.
1190 (IX86_BUILTIN_COMUGEPS): Ditto.
1191 (IX86_BUILTIN_COMORDPS): Ditto.
1192 (IX86_BUILTIN_COMUNORDPS): Ditto.
1193 (IX86_BUILTIN_COMFALSEPS): Ditto.
1194 (IX86_BUILTIN_COMTRUEPS): Ditto.
1195 (IX86_BUILTIN_COMEQPD): Ditto.
1196 (IX86_BUILTIN_COMNEPD): Ditto.
1197 (IX86_BUILTIN_COMLTPD): Ditto.
1198 (IX86_BUILTIN_COMLEPD): Ditto.
1199 (IX86_BUILTIN_COMGTPD): Ditto.
1200 (IX86_BUILTIN_COMGEPD): Ditto.
1201 (IX86_BUILTIN_COMUEQPD): Ditto.
1202 (IX86_BUILTIN_COMUNEPD): Ditto.
1203 (IX86_BUILTIN_COMULTPD): Ditto.
1204 (IX86_BUILTIN_COMULEPD): Ditto.
1205 (IX86_BUILTIN_COMUGTPD): Ditto.
1206 (IX86_BUILTIN_COMUGEPD): Ditto.
1207 (IX86_BUILTIN_COMORDPD): Ditto.
1208 (IX86_BUILTIN_COMUNORDPD): Ditto.
1209 (IX86_BUILTIN_COMFALSEPD): Ditto.
1210 (IX86_BUILTIN_COMTRUEPD): Ditto.
1211 (IX86_BUILTIN_PCOMEQUB): Ditto.
1212 (IX86_BUILTIN_PCOMNEUB): Ditto.
1213 (IX86_BUILTIN_PCOMLTUB): Ditto.
1214 (IX86_BUILTIN_PCOMLEUB): Ditto.
1215 (IX86_BUILTIN_PCOMGTUB): Ditto.
1216 (IX86_BUILTIN_PCOMGEUB): Ditto.
1217 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1218 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1219 (IX86_BUILTIN_PCOMEQUW): Ditto.
1220 (IX86_BUILTIN_PCOMNEUW): Ditto.
1221 (IX86_BUILTIN_PCOMLTUW): Ditto.
1222 (IX86_BUILTIN_PCOMLEUW): Ditto.
1223 (IX86_BUILTIN_PCOMGTUW): Ditto.
1224 (IX86_BUILTIN_PCOMGEUW): Ditto.
1225 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1226 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1227 (IX86_BUILTIN_PCOMEQUD): Ditto.
1228 (IX86_BUILTIN_PCOMNEUD): Ditto.
1229 (IX86_BUILTIN_PCOMLTUD): Ditto.
1230 (IX86_BUILTIN_PCOMLEUD): Ditto.
1231 (IX86_BUILTIN_PCOMGTUD): Ditto.
1232 (IX86_BUILTIN_PCOMGEUD): Ditto.
1233 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1234 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1235 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1236 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1237 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1238 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1239 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1240 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1241 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1242 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1243 (IX86_BUILTIN_PCOMEQB): Ditto.
1244 (IX86_BUILTIN_PCOMNEB): Ditto.
1245 (IX86_BUILTIN_PCOMLTB): Ditto.
1246 (IX86_BUILTIN_PCOMLEB): Ditto.
1247 (IX86_BUILTIN_PCOMGTB): Ditto.
1248 (IX86_BUILTIN_PCOMGEB): Ditto.
1249 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1250 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1251 (IX86_BUILTIN_PCOMEQW): Ditto.
1252 (IX86_BUILTIN_PCOMNEW): Ditto.
1253 (IX86_BUILTIN_PCOMLTW): Ditto.
1254 (IX86_BUILTIN_PCOMLEW): Ditto.
1255 (IX86_BUILTIN_PCOMGTW): Ditto.
1256 (IX86_BUILTIN_PCOMGEW): Ditto.
1257 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1258 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1259 (IX86_BUILTIN_PCOMEQD): Ditto.
1260 (IX86_BUILTIN_PCOMNED): Ditto.
1261 (IX86_BUILTIN_PCOMLTD): Ditto.
1262 (IX86_BUILTIN_PCOMLED): Ditto.
1263 (IX86_BUILTIN_PCOMGTD): Ditto.
1264 (IX86_BUILTIN_PCOMGED): Ditto.
1265 (IX86_BUILTIN_PCOMFALSED): Ditto.
1266 (IX86_BUILTIN_PCOMTRUED): Ditto.
1267 (IX86_BUILTIN_PCOMEQQ): Ditto.
1268 (IX86_BUILTIN_PCOMNEQ): Ditto.
1269 (IX86_BUILTIN_PCOMLTQ): Ditto.
1270 (IX86_BUILTIN_PCOMLEQ): Ditto.
1271 (IX86_BUILTIN_PCOMGTQ): Ditto.
1272 (IX86_BUILTIN_PCOMGEQ): Ditto.
1273 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1274 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1275 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1276 OPTION_MASK_ISA_ROUND for instructions that are shared between
1278 (bdesc_2arg): Ditto.
1279 (bdesc_sse_3arg): Ditto.
1280 (enum multi_arg_type): New enum for describing the various SSE5
1281 intrinsic argument types.
1282 (bdesc_multi_arg): New table for SSE5 intrinsics.
1283 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1284 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1286 (ix86_expand_builtin): Add SSE5 intrinsic support.
1287 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1288 operand instructions.
1289 (ix86_expand_sse5_multiple_memory): New function to split the
1290 second memory reference from SSE5 instructions.
1291 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1292 (ix86_return_pops_args): Use stdarg_p to determine if the function
1293 has variable arguments.
1294 (ix86_setup_incoming_varargs): Ditto.
1295 (x86_this_parameter): Ditto.
1297 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1299 (ix86_expand_sse5_pack): Ditto.
1300 (ix86_sse5_valid_op_p): Ditto.
1301 (ix86_expand_sse5_multiple_memory): Ditto.
1303 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1304 constant for SSE5 support.
1305 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1306 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1307 (UNSPEC_SSE5_PERMUTE): Ditto.
1308 (UNSPEC_SSE5_ASHIFT): Ditto.
1309 (UNSPEC_SSE5_LSHIFT): Ditto.
1310 (UNSPEC_FRCZ): Ditto.
1311 (UNSPEC_CVTPH2PS): Ditto.
1312 (UNSPEC_CVTPS2PH): Ditto.
1313 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1315 (COM_FALSE_S): Ditto.
1316 (COM_FALSE_P): Ditto.
1317 (COM_TRUE_S): Ditto.
1318 (COM_TRUE_P): Ditto.
1319 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1320 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1322 (memory attribute): Ditto.
1323 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1324 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1325 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1326 (floor<mode>2): Ditto.
1327 (ceil<mode>2): Ditto.
1328 (btrunc<mode>2): Ditto.
1329 (nearbyintdf2): Ditto.
1330 (nearbyintsf2): Ditto.
1331 (sse_setccsf): Disable if SSE5.
1332 (sse_setccdf): Ditto.
1333 (sse5_setcc<mode>): New support for SSE5 conditional move.
1334 (sse5_pcmov_<mode>): Ditto.
1336 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1338 (SSEMODEF2P): Ditto.
1339 (ssemodesuffixf4): New mode attribute for SSE5.
1340 (ssemodesuffixf2s): Ditto.
1341 (ssemodesuffixf2c): Ditto.
1342 (sserotatemax): Ditto.
1343 (ssescalarmode): Ditto.
1344 (sse_maskcmpv4sf3): Disable if SSE5.
1345 (sse_maskcmpv2df3): Ditto.
1346 (sse_vmmaskcmpv4sf3): Ditto.
1347 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1349 (sse5_vmfmadd<mode>4): Ditto.
1350 (sse5_fmsub<mode>4): Ditto.
1351 (sse5_vmfmsub<mode>4): Ditto.
1352 (sse5_fnmadd<mode>4): Ditto.
1353 (sse5_vmfnmadd<mode>4): Ditto.
1354 (sse5_fnmsub<mode>4): Ditto.
1355 (sse5_vmfnmsub<mode>4): Ditto.
1356 (sse5i_fmadd<mode>4): Ditto.
1357 (sse5i_fmsub<mode>4): Ditto.
1358 (sse5i_fnmadd<mode>4): Ditto.
1359 (sse5i_fnmsub<mode>4): Ditto.
1360 (sse5i_vmfmadd<mode>4): Ditto.
1361 (sse5i_vmfmsub<mode>4): Ditto.
1362 (sse5i_vmfnmadd<mode>4): Ditto.
1363 (sse5i_vmfnmsub<mode>4): Ditto.
1364 (mulv16qi3): Add SSE5 support.
1366 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1367 (sse2_mulv4si3): Disable if SSE5.
1368 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1369 (sse4_1_roundps): Ditto.
1370 (sse4_1_roundsd): Ditto.
1371 (sse4_1_roundss): Ditto.
1372 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1374 (sse_maskcmpsf3): Ditto.
1375 (sse_vmmaskcmpv4sf3): Ditto.
1376 (sse2_maskcmpv2df3): Ditto.
1377 (sse2_maskcmpdf3): Ditto.
1378 (sse2_vmmaskcmpv2df3): Ditto.
1379 (sse2_eq<mode>3): Ditto.
1380 (sse2_gt<mode>3): Ditto.
1381 (sse5_pcmov_<mode>): Add SSE5 support.
1382 (vec_unpacku_hi_v16qi): Ditto.
1383 (vec_unpacks_hi_v16qi): Ditto.
1384 (vec_unpacku_lo_v16qi): Ditto.
1385 (vec_unpacks_lo_v16qi): Ditto.
1386 (vec_unpacku_hi_v8hi): Ditto.
1387 (vec_unpacks_hi_v8hi): Ditto.
1388 (vec_unpacku_lo_v8hi): Ditto.
1389 (vec_unpacks_lo_v8hi): Ditto.
1390 (vec_unpacku_hi_v4si): Ditto.
1391 (vec_unpacks_hi_v4si): Ditto.
1392 (vec_unpacku_lo_v4si): Ditto.
1393 (vec_unpacks_lo_v4si): Ditto.
1394 (sse5_pmacsww): New SSE5 intrinsic insn.
1395 (sse5_pmacssww): Ditto.
1396 (sse5_pmacsdd): Ditto.
1397 (sse5_pmacssdd): Ditto.
1398 (sse5_pmacssdql): Ditto.
1399 (sse5_pmacssdqh): Ditto.
1400 (sse5_pmacsdqh): Ditto.
1401 (sse5_pmacsswd): Ditto.
1402 (sse5_pmacswd): Ditto.
1403 (sse5_pmadcsswd): Ditto.
1404 (sse5_pmadcswd): Ditto.
1405 (sse5_pcmov_<move>): Conditional move support on SSE5.
1406 (sse5_phaddbw): New SSE5 intrinsic insn.
1407 (sse5_phaddbd): Ditto.
1408 (sse5_phaddbq): Ditto.
1409 (sse5_phaddwd): Ditto.
1410 (sse5_phaddwq): Ditto.
1411 (sse5_phadddq): Ditto.
1412 (sse5_phaddubw): Ditto.
1413 (sse5_phaddubd): Ditto.
1414 (sse5_phaddubq): Ditto.
1415 (sse5_phadduwd): Ditto.
1416 (sse5_phadduwq): Ditto.
1417 (sse5_phaddudq): Ditto.
1418 (sse5_phsubbw): Ditto.
1419 (sse5_phsubwd): Ditto.
1420 (sse5_phsubdq): Ditto.
1421 (sse5_pperm): Ditto.
1422 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1423 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1424 (sse5_pperm_sign_v8hi_v4si): Ditto.
1425 (sse5_pperm_zero_v8hi_v4si): Ditto.
1426 (sse5_pperm_sign_v4si_v2di): Ditto.
1427 (sse5_pperm_sign_v4si_v2di): Ditto.
1428 (sse5_pperm_pack_v2di_v4si): Ditto.
1429 (sse5_pperm_pack_v4si_v8hi): Ditto.
1430 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1431 (sse5_perm<mode>): New SSE5 intrinsic insn.
1432 (rotl<mode>3): Ditto.
1433 (sse5_rotl<mode>3): Ditto.
1434 (sse5_ashl<mode>3): Ditto.
1435 (sse5_lshl<mode>3): Ditto.
1436 (sse5_frcz<mode>2): Ditto.
1437 (sse5s_frcz<mode>2): Ditto.
1438 (sse5_cvtph2ps): Ditto.
1439 (sse5_cvtps2ph): Ditto.
1440 (sse5_vmmaskcmp<mode>3): Ditto.
1441 (sse5_com_tf<mode>3): Ditto.
1442 (sse5_maskcmp<mode>3): Ditto.
1443 (sse5_maskcmp_uns<mode>3): Ditto.
1444 (sse5_maskcmp_uns2<mode>3): Ditto.
1445 (sse5_pcom_tf<mode>3): Ditto.
1447 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1449 (sse5_comparison_float_operator): New predicate to match the
1450 comparison operators supported by the SSE5 com instruction.
1451 (ix86_comparison_int_operator): New predicate to match just the
1452 signed int comparisons.
1453 (ix86_comparison_uns_operator): New predicate to match just the
1454 unsigned int comparisons.
1456 * doc/invoke.texi (-msse5): Add documentation.
1457 (-mfused-madd): Ditto.
1459 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1461 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1463 (x86_64-*-*): Ditto.
1465 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1467 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1468 intrinisics for SSE5.
1470 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1473 * config/i386/mmintrin-common.h: New file, to contain common
1474 instructions between SSE4.1 and SSE5.
1476 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1477 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1478 (gen_regparm_prefix): Ditto.
1480 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1481 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1482 prototype_p to determine if a function is prototyped.
1484 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1486 * config/dfp-bit.c (dfp_conversion_exception): New function.
1487 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1488 (DFP_TO_INT): Ditto.
1489 (INT_TO_DFP): Ditto.
1490 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1492 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1495 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1496 before sp restoration even when total_size is 0, but
1497 frame_pointer_needed.
1499 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1501 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1502 (xtensa_copy_incoming_a7): Use start_sequence instead of
1503 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1504 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1505 of the saveregs sequence.
1507 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1509 * c-tree.h (grokfield): Add a "tree *" argument.
1510 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1511 Chain nested decl attributes to it. Don't call decl_attributes here.
1512 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1513 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1514 (grokfield): Take a pointer to the decl's attributes and pass
1515 it to grokdeclarator.
1516 * c-parser.c (c_parser_struct_declaration): Update the calls to
1517 grokfield. Call decl_attributes for anonymous struct and union
1520 2007-09-12 Jan Hubicka <jh@suse.cz>
1522 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1524 2007-09-12 Ira Rosen <irar@il.ibm.com>
1526 PR tree-optimization/32377
1527 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1528 between positive and negative dependence distance using DDR_REVERSED_P.
1530 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1532 PR tree-optimization/33373
1533 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1534 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1536 2007-09-12 Jan Hubicka <jh@suse.cz>
1539 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1542 2007-09-12 Christian Bruel <christian.bruel@st.com>
1544 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1545 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1547 2007-09-12 Ira Rosen <irar@il.ibm.com>
1549 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1550 for oprnd1 if not required.
1551 (vectorizable_operation): Use scalar operand in SLP in case of
1552 shift with scalar argument.
1554 2007-09-12 Ira Rosen <irar@il.ibm.com>
1556 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1559 2007-09-11 James E. Wilson <wilson@specifix.com>
1561 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1562 TARGET_UNWIND_INFO is defined.
1563 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1566 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1568 * config/sh/sh.c (calc_live_regs): Use
1569 current_function_saves_all_registers instead of
1570 current_function_has_nonlocal_label.
1571 (sh_allocate_initial_value): Likewise.
1572 (sh_get_pr_initial_val): Likewise.
1573 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1574 * config/sh/sh.md (load_ra): Likewise.
1576 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1578 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1581 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1582 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1584 2007-09-12 Sa Liu <saliu@de.ibm.com>
1586 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1587 operands to DFmode GE or LE compares.
1589 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1591 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1592 REG_CLASS_NAMES): Add P0REGS.
1593 (REGNO_REG_CLASS): Return it where appropriate.
1594 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1595 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1596 * doc/md.texi (Blackfin family): Document 'q' constraints.
1598 2007-09-11 Steve Kenton <skenton@ou.edu>
1600 * pa/linux-unwind.h: Guard with inhibit_libc.
1601 * pa/hpux-unwind.h: Likewise.
1603 2007-09-11 David Daney <ddaney@avtrex.com>
1605 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1606 * doc/install.texi: Document new --with-llsc and --without-llsc
1608 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1609 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1610 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1612 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1613 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1614 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1615 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1616 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1617 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1618 * config/mips/mips.opt (mllsc): New option.
1619 * config/mips/mips.c (mips_llsc): Define variable.
1620 (mips_handle_option): Handle mllsc option.
1621 (override_options): Set mips_print_operand_punct for '|' and '-'.
1622 (print_operand): Add new %| and %- operand codes.
1623 * config/mips/mips.h (mips_llsc_setting): New enum type.
1624 (mips_llsc): Declare.
1625 (OPTION_DEFAULT_SPECS): Add llsc handling.
1626 (GENERATE_SYNC): New macro.
1627 (GENERATE_LL_SC): New macro.
1628 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1629 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1630 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1631 in %| and %- operand codes.
1633 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1635 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1636 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1638 2007-09-11 Jason Merrill <jason@redhat.com>
1641 * stor-layout.c (layout_decl): Do pack variable size fields.
1643 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1645 * config/m68k/predicates.md (movsi_const0_operand,
1646 non_symbolic_call_operand): New predicates.
1648 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1650 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1651 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1652 CW, CZ, CS, Ap and Ac.
1654 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1655 (constraints.md): New include.
1656 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1657 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1658 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1660 (pushdi): Add split.
1661 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1662 attributes. Split tstsi_internal_68020_cf from it.
1663 (tstsi_internal_68020_cf): New pattern.
1664 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1665 (tst<mode>_cf): Specify attributea.
1666 (cmpsi_cf): Name pattern. Specify attributes.
1667 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1668 (pushexthisi_const): Fix to use alternatives. Specify
1670 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1671 from it. Fix to use alternatives. Specify attributes.
1672 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1673 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1675 (movsf_cf_soft): Specify attributes.
1676 (movdf_cf_soft): Add split.
1677 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1678 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1679 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1680 (truncdfsf2_68881): Name pattern. Specify attributes.
1681 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1682 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1683 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1685 (addsi3_5200): Fix to use alternatives. Specify attributes.
1687 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1688 (subsi3): Add alternative for subq.l. Specify attributes.
1689 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1690 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1692 (umulhisi3): Specify attributes.
1693 (mulhisisi3_z): Name pattern. Specify attributes.
1694 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1695 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1696 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1697 bsetmemqi): Specify attributes.
1698 (bsetmemqi_ext): Name pattern. Specify attributes.
1699 (bclrmemqi): Specify attributes.
1700 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1701 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1703 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1704 pattern. Specify attributes.
1705 (jump): Specify attributes.
1706 (tablejump_internal): Name pattern. Specify attributes.
1707 (call_value): Split into non_symbolic_call_value,
1708 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1709 alternatives. Specify attributes.
1710 (non_symbolic_call_value, symbolic_call_value_jsr,
1711 symbolic_call_value_bsr): New patterns.
1712 (nop, return, unlink, indirect_jump): Specify attributes.
1713 (trap): Fix condition. Specify attributes.
1716 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1717 (override_options): Initialize it. Initialize m68k_sched_cpu.
1718 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1719 (const_method): Make global, rename to m68k_const_method.
1720 (const_int_cost, output_move_const_into_data_reg): Update.
1721 (output_move_double): Parametrize to emit rtl code, rename to
1723 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1724 emit_movsi): New static functions.
1725 (output_move_double): New function with semantics of old
1727 (m68k_emit_move_double): New function.
1728 (m68k_sched_cpu): New variable.
1729 (attr_op_type): New enum.
1730 (sched_guess_p): New variable.
1731 (sched_address_type, sched_operand_type, sched_attr_op_type):
1732 New static functions.
1733 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1734 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1735 (sched_branch_type): New static variable.
1736 (m68k_sched_branch_type): New function.
1737 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1738 (m68k_symbolic_call_var): Declare.
1739 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1740 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1741 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1742 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1745 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1747 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1748 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1749 error if __builtin_va_arg_pack_len () wasn't optimized out during
1751 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1752 with the number of inline's anonymous arguments.
1753 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1755 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1757 * fold-const.c (extract_muldiv_1): Do not simplify
1760 2007-09-11 Jan Hubicka <jh@suse.cz>
1762 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1763 (TARGET_INTER_UNIT_CONVERSIONS): New.
1764 * i386.md (floatsi expanders): Remove redundant check for SImode
1765 source; offload to memory when asked for.
1766 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1767 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1769 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1770 floatsidf2_mixed_memory, floatsidf2_sse_memory
1771 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1772 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1774 2007-09-11 Jan Hubicka <jh@suse.cz>
1776 * toplev.c (process_options): all frontends now do unit-at-a-time.
1777 * cgraphunit.c: update comments.
1778 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1779 * c-decl.c (finish_function): use cgraph_add_new_function.
1780 * function.c (expand_function_end): We are always unit-at-a-time.
1782 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1784 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1785 settings for MIPS16.
1786 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1788 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1790 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1791 SYMBOL_FORCE_TO_MEM constants.
1792 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1793 (mips16_rewrite_pool_refs_info): New structure.
1794 (mips16_rewrite_pool_constant): New function, split out from...
1795 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1796 mips16_rewrite_pool_refs_info structure rather than a pointer
1797 to a constant pool. Force force_to_mem_operands into memory.
1798 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1799 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1800 * config/mips/constraints.md (kf): New constraint.
1801 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1802 (*movsi_mips16): Likewise.
1804 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1805 Nigel Stephens <nigel@mips.com>
1806 David Ung <davidu@mips.com>
1808 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1809 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1810 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1811 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1812 (mips_zero_extend_cost): New functions.
1813 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1814 Use the new functions. Tweak many cost estimates, both here
1815 and in the new subroutines. Return false when the cost of the
1816 operands has not been calculated. Check for *clear_upper32.
1817 Check for floating-point multiply-add, reciprocal and rsqrt
1818 patterns. Handle comparison and rotation codes.
1820 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1822 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1824 * config/i386/i386.c (get_dllimport_decl): Don't strip
1827 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1830 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1831 declarations to top.
1832 (DFP_TO_BFP): Use for either XFmode or TFmode.
1833 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1835 * config/dfp-bit.h: Include float.h.
1836 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1837 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1838 which doesn't mean the same thing.
1839 (BFP_KIND): Use 4 to mean TFmode.
1840 (BFP_FMT): Specify the number of decimal digits based on the
1841 number of mantissa digits.
1842 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1843 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1844 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1845 (TFtype): Define if TFmode is supported.
1846 * doc/libgcc.texi (Decimal float library routines): Document
1847 TF conversion functions.
1849 2007-09-10 Chao-ying Fu <fu@mips.com>
1851 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1852 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1853 (mips_emit_compare): Process fixed-point modes.
1854 (mips_pad_arg_upward): Support fixed-point types.
1855 (override_options): Allow fixed-point modes in accumulators.
1856 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1857 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1858 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1859 (mips_scalar_mode_supported_p): New function to accept fixed-point
1860 modes if the width is not greater than two BITS_PER_WORD.
1861 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1862 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1863 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1864 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1865 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1867 ("IMODE"): New mode attribute.
1868 (mips-fixed.md): Include.
1869 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1871 * config/mips/mips-fixed.md: New file.
1873 2007-09-11 Ben Elliston <bje@au.ibm.com>
1875 * config/spu/spu.md: Formatting fixes.
1877 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1879 * config/dfp-bit.c (dfp_unary_func): Delete.
1880 (dfp_unary_op): Delete.
1881 (dfp_binary_op): Use decFloat functions instead of decNumber
1882 functions for binary operations.
1883 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1884 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1886 (dfp_compare_op): Use decFloat functions insteadof decNumber
1887 functions for comparisons.
1888 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1889 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1891 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1892 call to dxx_binary_op and decFloat function.
1893 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1894 calls to dxx_binary_op and decFloat function.
1895 * config/dfp-bit.h: Include decFloat header files.
1896 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1897 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1898 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1899 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1901 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1902 Jan Sjodin <jan.sjodin@amd.com>
1904 * tree-vect-analyze.c (vect_analyze_operations): Change
1905 comparison of loop iterations with threshold to less than
1906 or equal to instead of less than. Reduce
1907 min_scalar_loop_bound by one.
1908 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1909 Change prologue and epilogue iterations estimate to vf/2,
1910 when unknown at compile-time. Change versioning guard
1911 cost to taken_branch_cost. If peeling for alignment is
1912 unknown at compile-time, change peel guard costs to one
1913 taken branch and one not-taken branch per peeled loop.
1914 If peeling for alignment is known but number of scalar loop
1915 iterations is unknown at compile-time, change peel guard
1916 costs to one taken branch per peeled loop. Change the cost
1917 model equation to consider vector iterations as the loop
1918 iterations less the prologue and epilogue iterations.
1919 Change outside vector cost check to less than or equal to
1920 zero instead of equal to zero.
1921 (vect_do_peeling_for_loop_bound): Reduce
1922 min_scalar_loop_bound by one.
1923 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1924 TARG_COND_NOT_TAKEN_BRANCH_COST.
1925 * config/i386/i386.h (processor_costs): Add
1926 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1927 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1928 vec_align_load_cost, vect_unalign_load_cost,
1929 vec_store_cost, cond_taken_branch_cost,
1930 cond_not_taken_branch_cost.
1931 Define macros for x86 costs.
1932 * config/i386/i386.c:
1933 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1934 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1935 scalar_to_vec_cost, vec_align_load_cost,
1936 vect_unalign_load_cost, vec_store_cost,
1937 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1938 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1939 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1940 core2_cost, generic64_cost, generic32_cost): Set to default
1942 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1943 (x86_builtin_vectorization_cost): New.
1945 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1946 Ben Elliston <bje@au.ibm.com>
1948 * dfp.c: Include decimal128Local.h;
1949 (dfp_byte_swap): Remove.
1950 (encode_decimal32, decode_decimal32): Don't handle endianness.
1951 (encode_decimal64, decode_decimal64): Ditto.
1952 (encode_decimal128, decode_decimal128): Ditto.
1953 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1955 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1957 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1958 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1960 2007-09-10 David Daney <ddaney@avtrex.com>
1962 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1964 (memory_barrier): Rewrote as an insn that clobbers memory.
1966 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1968 * config/mips/mips.c (mips_global_pointer): Check
1969 call_really_used_regs instead of call_used_regs.
1970 (mips_save_reg_p): Likewise. Save all call-saved registers
1971 if current_function_saves_all_registers. Fix indentation.
1972 No longer treat $18 as a special case.
1973 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1975 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1977 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1978 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1979 the introductory comment.
1980 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1981 (override_options): Don't test for it.
1982 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1983 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1984 * config/mips/vr.h: As for config/mips/sde.h.
1986 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1987 Revital Eres <eres@il.ibm.com>
1989 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1990 (struct ddg): Define.
1991 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1992 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1993 * config/spu/spu.c: Include ddg.h.
1994 (TARGET_SCHED_SMS_RES_MII): Define.
1995 (spu_sms_res_mii): New function to calculate mii.
1996 * modulo-sched (res_MII): Use it.
1997 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1999 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2001 * config/s390/s390.c (s390_dump_pool): Create copy of constant
2002 pool entries since they might hold values that must not be shared.
2004 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
2007 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
2008 Use 'N' operand constraint for op2.
2009 (lshr<mode>3): Ditto.
2010 (ashl<mode>3): Ditto.
2011 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
2012 (vec_shr_<mode>): Ditto.
2013 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
2014 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
2016 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
2018 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
2019 Change mode macro in the last real_2expN parameter to uppercase.
2021 2007-09-10 Michael Matz <matz@suse.de>
2023 * tree-pass.h (pass_cselim): Declare new pass.
2024 * passes.c (init_optimization_passes): Link in pass_cselim.
2025 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
2026 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
2027 cond_store_replacement.
2028 (condstoretemp): New static variable.
2029 (cond_store_replacement): New function.
2030 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
2031 tree_ssa_phiopt_worker.
2032 (struct name_to_bb): New.
2033 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
2034 nt_init_block, nt_fini_block): New static functions.
2035 (seen_ssa_names, nontrap_set): New static variables.
2036 (gate_cselim, pass_cselim): Define new pass.
2037 * common.opt (ftree-cselim): New flag.
2038 * toplev.c (process_options): Set flag_tree_cselim if required.
2040 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
2042 * simplify-rtx.c (simplify_relational_operation_1): For recent
2043 canonicalization, don't recurse if op1 equals both PLUS arguments.
2045 2007-09-09 David Daney <ddaney@avtrex.com>
2047 * optabs.c (expand_sync_operation): Use plus insn if minus
2049 (expand_sync_fetch_operation): Ditto.
2051 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2053 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
2055 (*floatsisf2_sse_vector): Likewise.
2057 2007-09-09 Krister Walfridsson <cato@df.lth.se>
2059 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2061 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2063 * config/i386/i386.h (ix86_tune_indices): Rename
2064 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2065 (TARGET_USE_VECTOR_CONVERTS): Updated.
2066 * config/i386/i386.c: Likewise.
2068 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2069 Nigel Stephens <nigel@mips.com>
2071 * doc/invoke.texi (Overall Options): Add .sx file extension
2072 as a synonym for .S.
2073 * cppspec.c (known_suffixes): Likewise.
2074 * gcc.c (default_compilers): Likewise.
2076 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2079 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2080 * simplify-rtx.c (simplify_relational_operation_1): Add the
2081 canonicalization from i386.h.
2082 * doc/md.texi (Canonicalization of Instructions): Document it.
2084 2007-09-09 Jan Hubicka <jh@suse.cz>
2085 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2087 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2088 (TARGET_USE_VECTOR_CONVERTS): New.
2089 * i386.md: New post-reload splitters for converting SF to DF and DF to
2091 (floatsi* expander): Special case vector conversions.
2092 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2093 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2094 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2095 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2096 Disable when doing vector converts.
2097 (floatsi<mode>2_i387): Disable when
2098 * sse.md (vec_dupv2df): Export.
2099 * i386.c (ix86_tune_features): Enable SSE conversions.
2101 2007-09-09 Richard Guenther <rguenther@suse.de>
2103 * tree-ssa-operands.c (add_virtual_operand): Only mark
2104 stores as has_volatile_ops if alias information is not available.
2106 2007-09-09 Revital Eres <eres@il.ibm.com>
2108 * doc/contrib.texi: Add myself.
2110 2007-09-09 Ira Rosen <irar@il.ibm.com>
2112 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2113 stmt_vinfo_set_outside_of_loop_cost): New functions.
2114 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2115 (vect_model_simple_cost): Call
2116 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2117 field instead of calling vect_get_cost_fields.
2118 (vect_model_store_cost, vect_model_load_cost): Likewise.
2120 2007-09-09 Revital Eres <eres@il.ibm.com>
2122 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2123 declaration to bdesc_paired_preds variable.
2124 (paired_expand_builtin): Likewise.
2126 2007-09-09 Revital Eres <eres@il.ibm.com>
2128 * dbgcnt.def (sms_sched_loop): New counter.
2129 * modulo-sched.c: Use sms_sched_loop instead of
2130 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2131 perform swing modulo scheduling on. Include dbgcnt.h.
2132 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2133 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2135 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2138 Substitute all uses with ...
2139 (MODEF): New mode iterator.
2141 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2142 from pre-regalloc define_insn_and_split splitter pattern.
2143 (*fix_trunc<mode>_i387_1): Ditto.
2144 (*fistdi2_1): Ditto.
2145 (*fist<mode>2_1): Ditto.
2146 (frndintxf2_floor): Ditto.
2147 (*fist<mode>2_floor_1): Ditto.
2148 (frndintxf2_ceil): Ditto.
2149 (*fist<mode>2_ceil_1): Ditto.
2150 (frndintxf2_trunc): Ditto.
2151 (frndintxf2_mask_pm): Ditto.
2153 (prologue): Use (const_int 0) as never generated filler insn.
2155 (sibcall_epilogue): Ditto.
2156 (eh_return_si): Ditto.
2157 (eh_return_di): Ditto.
2159 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2160 using MODEF mode iterator.
2161 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2162 using MODEF mode iterator.
2163 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2164 using MODEF mode iterator.
2165 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2166 Macroize expander using MODEF mode iterator.
2168 (zero_extendsidi2): Remove operand constraints from expander.
2169 (smuldi3_highpart): Ditto.
2170 (indirect_jump): Ditto.
2173 * config/i386/sse.md (storentv4sf): Ditto.
2174 (storentv2df): Ditto.
2175 (storentv2di): Ditto.
2177 (sse2_cvtpd2ps): Ditto.
2178 (vec_interleave_highv16qi): Ditto.
2179 (vec_interleave_lowv16qi): Ditto.
2180 (vec_interleave_highv8hi): Ditto.
2181 (vec_interleave_lowv8hi): Ditto.
2182 (vec_interleave_highv4si): Ditto.
2183 (vec_interleave_lowv4si): Ditto.
2184 (vec_interleave_highv2di): Ditto.
2185 (vec_interleave_lowv2di): Ditto.
2186 (sse2_maskmovdqu): Ditto.
2187 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2189 2007-09-09 Ira Rosen <irar@il.ibm.com>
2191 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2192 (struct _slp_tree, struct _slp_instance): Define new data structures
2193 along macros for their access.
2194 (struct _loop_vec_info): Define new fields: strided_stores,
2195 slp_instances, and slp_unrolling_factor along macros for their access.
2196 (enum slp_vect_type): New.
2197 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2199 (STMT_VINFO_STRIDED_ACCESS): New macro.
2200 (vect_free_slp_tree): Declare.
2201 (vectorizable_load): Add an argument of type slp_tree.
2202 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2203 vectorizable_assignment): Likewise.
2204 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2205 Declare (make extern).
2206 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2207 (new_loop_vec_info): Likewise.
2208 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2209 * tree-vect-analyze.c: Include recog.h.
2210 (vect_update_slp_costs_according_to_vf): New.
2211 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2212 functions. For not pure SLP stmts with strided access check that the
2213 group size is power of 2. Update the vectorization factor according to
2214 SLP. Call vect_update_slp_costs_according_to_vf.
2215 (vect_analyze_group_access): New.
2216 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2217 (vect_free_slp_tree): New functions.
2218 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2219 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2220 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2221 vect_detect_hybrid_slp): Likewise.
2222 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2223 and vect_detect_hybrid_slp.
2224 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2225 SLP costs into account.
2226 (vect_get_cost_fields): New function.
2227 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2229 (vect_model_store_cost, vect_model_load_cost): Likewise.
2230 (vect_get_constant_vectors): New function.
2231 (vect_get_slp_vect_defs, vect_get_slp_defs,
2232 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2233 vect_get_vec_defs): Likewise.
2234 (vectorizable_reduction): Don't handle SLP for now.
2235 (vectorizable_call): Don't handle SLP for now. Add argument to
2236 vect_model_simple_cost.
2237 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2238 get SLPed and vectorized defs). Fix indentation and spacing.
2239 (vectorizable_assignment): Handle SLP.
2240 (vectorizable_induction): Don't handle SLP for now.
2241 (vectorizable_operation): Likewise.
2242 (vectorizable_type_demotion): Add argument to
2243 vect_model_simple_cost.
2244 (vectorizable_type_promotion): Likewise.
2245 (vectorizable_store, vectorizable_load): Handle SLP.
2246 (vectorizable_condition): Don't handle SLP for now.
2247 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2248 no SLP transformation required for unsupported cases. Add SLP
2249 argument for supported cases.
2250 (vect_remove_stores): New function.
2251 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2252 (vect_transform_loop): Schedule SLP instances.
2253 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2255 2007-09-09 Andrew Haley <aph@redhat.com>
2257 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2260 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2262 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2263 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2264 Similar for what label_refs can go in the JUMP_TARGET field. Split
2265 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2266 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2267 REG_LABEL when replacing an operand with a LABEL_REF for a
2269 (subst_reloads): When replacing a LABEL_REG with a register,
2270 instead of generating a REG_LABEL note, assert that there already
2271 is one or that the label is a known target for the insn.
2272 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2273 note, check the JUMP_LABEL field. Remove "else" after return.
2274 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2275 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2276 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2277 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2278 insns. Iterate over all notes; don't assume there's only one.
2279 * cse.c (recorded_label_ref): Adjust comment to refer to
2281 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2282 insns, not just NONJUMP_INSN_P.
2283 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2284 isn't a jump target.
2285 * jump.c (rebuild_jump_labels): Adjust head comment.
2286 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2287 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2288 (mark_all_labels): For JUMP_P insns without a target, check if the
2289 the target is noted on the previous nonjump insn.
2290 (mark_jump_label_1): New function, guts from mark_jump_label.
2291 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2292 marking jump target labels.
2293 <case LABEL_REF>: Adjust for whether to generate a
2294 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2295 For 'E' format rtl, iterate in descending element order.
2296 (delete_related_insns): Handle both REG_LABEL_TARGET and
2297 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2298 reference count, delete and fallthrough. Move finding-next-
2299 non-deleted insn last in the function. Look at all INSN_P insns
2300 for REG_LABEL_OPERAND notes.
2301 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2303 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2304 JUMP_LABEL, output the INSN_UID of it.
2305 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2306 and/or REG_LABEL_TARGET.
2307 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2308 with jump.c copy by only adding notes for labels actually
2309 referenced in the insn.
2310 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2311 usage count increment; handle all INSN_P trial insns.
2312 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2314 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2315 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2316 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2318 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2319 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2320 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2321 on all INSN_P insns.
2322 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2323 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2324 REG_LABEL_OPERAND notes.
2325 * reload1.c (calculate_needs_all_insns): Adjust comments.
2326 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2327 * config/alpha/alpha.md (split for load of an address into a
2328 four-insn sequence on Unicos/Mk): Adjust to use
2330 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2332 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2335 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2336 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2337 FOR_BB_INSNS_SAFE instead of for loop.
2338 * cse.c (cse_extended_basic_block): Likewise.
2339 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2340 that the for loop does not invoke NEXT_INSN on a deleted insn.
2341 * function.c (instantiate_virtual_regs): Likewise.
2342 * lower-subreg.c (remove_retval_note): Likewise.
2343 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2345 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2347 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2348 insn, if it's a jump.
2349 (try_redirect_by_replacing_jump): New variable jump_p. Call
2350 tablejump_p before delete_insn_chain.
2351 * reload1.c (reload): New variable next. Make sure that the for
2352 loop does not invoke NEXT_INSN on a deleted insn.
2353 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2354 (delete_output_reload): New variable prev. Make sure the the for
2355 loops do not invoke PREV_INSN on a deleted insn.
2357 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2359 * pa/constraints.md: Remove 'X' from unused letters comment.
2361 2007-09-08 Richard Guenther <rguenther@suse.de>
2363 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2364 computed check stmt_ann->references_memory instead of counting
2367 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2369 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2370 validate_change() in one more case.
2372 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2374 PR tree-optimization/32283
2375 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2376 estimated_loop_iterations.
2377 (determine_use_iv_cost_condition): Decrease cost of expressions
2378 used in iv elimination.
2380 2007-09-08 Richard Guenther <rguenther@suse.de>
2382 * tree-cfg.c (verify_gimple_expr): Avoid building new
2383 pointer types, use TYPE_POINTER_TO if available instead.
2385 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2388 PR rtl-optimization/26449
2389 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2390 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2392 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2393 define_expand. Split insn in split1 pass.
2396 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2398 PR tree-optimization/33301
2399 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2402 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2404 PR tree-optimization/32183
2405 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2407 * tree-ssa-reassoc.c: Include cfgloop.h.
2408 (is_reassociable_op): Add a loop argument and return true only
2410 (linearize_expr): Updated.
2411 (should_break_up_subtract): Likewise.
2412 (linearize_expr_tree): Likewise.
2413 (init_reassoc): Call loop_optimizer_init with
2414 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2415 with CDI_DOMINATORS.
2416 (fini_reassoc): Call loop_optimizer_finalize.
2418 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2420 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2421 if there is no i-cache.
2423 2007-09-07 Richard Guenther <rguenther@suse.de>
2426 2007-09-06 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/32586
2429 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2430 folding if nothing changed.
2431 (simplify_unary_expression): New function. Do tree combining
2432 on conversion like codes.
2433 (try_to_simplify): Call it.
2435 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2439 (__gthread_active,__gthread_start, __gthread_active_init): New.
2440 * gthr-posix95.h: Likewise.
2442 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2444 * function.h (struct function): Rename calls_unwind_init
2445 to saves_all_registers.
2446 (current_function_saves_all_registers): Renamed from
2447 current_function_calls_unwind_init.
2448 * reload1.c (reload): Set current_function_saves_all_registers.
2449 * except.c (expand_builtin_unwind_init): Likewise.
2450 * config/m68k/m68k.c (m68k_save_reg): Use
2451 current_function_saves_all_registers to save pic register.
2453 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2455 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2456 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2458 Reapply reverted changes:
2460 2007-09-06 Jan Hubicka <jh@suse.cz>
2462 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2465 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2467 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2468 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2470 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2472 * optabs.c (expand_float): Convert unsigned integer as signed only
2473 if it provides sufficient accuracy; add mode argument to real_2expN.
2474 (expand_fix): Fix comment typos; extend binary float into mode
2475 wider than destination for converion to unsigned integer; add mode
2476 argument to real_2expN.
2477 * real.c (real_2expN): Add mode argument to special-case decimal
2479 * real.h (real_2expN): Ditto.
2480 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2482 (fixed_from_string): Ditto.
2483 (fixed_to_decimal): Ditto.
2484 (fixed_convert_from_real): Ditto.
2485 (real_convert_from_fixed): Ditto.
2486 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2487 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2488 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2489 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2491 2007-09-07 Diego Novillo <dnovillo@google.com>
2493 * tree-flow.h (const_block_stmt_iterator): Remove.
2494 Update all users to use block_stmt_iterator.
2495 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2496 Update all users to use tree_stmt_iterator.
2498 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2500 * config/mips/mips.c (mips_set_current_function): Temporarily
2501 make this a no-op to fix bootstrap errors, pending rewrite.
2503 2007-09-07 Jan Hubicka <jh@suse.cz>
2505 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2508 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2510 PR tree-optimization/33299
2511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2512 uses for all relevant loop-exit phis, not just the first.
2514 2007-09-07 Richard Guenther <rguenther@suse.de>
2517 * tree-ssa-operands.c (access_can_touch_variable): An access
2518 of the form (*p)[0] can touch a variable of same size.
2520 2007-09-07 Jan Hubicka <jh@suse.cz>
2522 * passes.c (init_optimization_passes): Add simple dce and addressable
2524 * tree-ssa.c (execute_update_addresses_taken): New function.
2525 (pass_update_address_taken): New.
2526 * tree-ssa-dse.c (execute_simple_dse): New function.
2527 (pass_simple_dse): New.
2528 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2530 2007-09-07 Tobias Burnus <burnus@net-b.de>
2533 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2535 2007-09-07 Richard Guenther <rguenther@suse.de>
2538 2007-09-06 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/32586
2541 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2542 folding if nothing changed.
2543 (simplify_unary_expression): New function. Do tree combining
2544 on conversion like codes.
2545 (try_to_simplify): Call it.
2547 2007-09-07 Richard Guenther <rguenther@suse.de>
2548 Uros Bizjak <ubizjak@gmail.com>
2550 PR tree-optimization/32821
2551 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2552 NULL in the call to set_bb_stmt_list.
2554 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2556 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2557 float calls here, rather than leaving some to the caller.
2558 Use call_internal_direct and call_value_internal_direct.
2559 * config/mips/mips.md (call_internal_direct): New pattern.
2560 (call_value_internal_direct): Likewise.
2562 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2564 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2565 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2567 (override_options): Set mips_base_move_loop_invariants.
2569 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2571 * config/mips/mips.opt (mcode-readable=): Move to keep list
2574 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2576 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2577 and -mgpopt options. Adjust the -G documentation to match.
2578 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2579 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2580 function, split out from mips_classify_symbol. Return false for
2581 !TARGET_LOCAL_SDATA.
2582 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2583 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2584 (override_options): Check whether the -mgpopt setting is consistent
2585 with the other flags.
2586 (symbolic_expression_p): Delete.
2587 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2588 and default_elf_select_rtx_section.
2589 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2590 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2591 external data and TARGET_EXTERN_SDATA.
2593 2007-09-07 Tobias Burnus <burnus@net-b.de>
2596 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2598 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2600 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2601 FOR_BB_INSNS_SAFE instead of for loop.
2602 * cse.c (cse_extended_basic_block): Likewise.
2603 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2604 that the for loop does not invoke NEXT_INSN on a deleted insn.
2605 * function.c (instantiate_virtual_regs): Likewise.
2606 * lower-subreg.c (remove_retval_note): Likewise.
2607 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2609 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2611 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2612 insn, if it's a jump.
2613 (try_redirect_by_replacing_jump): New variable jump_p. Call
2614 tablejump_p before delete_insn_chain.
2615 * reload1.c (reload): New variable next. Make sure that the for
2616 loop does not invoke NEXT_INSN on a deleted insn.
2617 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2618 (delete_output_reload): New variable prev. Make sure the the for
2619 loops do not invoke PREV_INSN on a deleted insn.
2621 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2623 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2624 * cgraph.h (rebuild_cgraph_edges): Declare.
2625 * tree-pass.h (pass_expand_omp_ssa): New.
2626 * omp-low.c (find_omp_clause): Export.
2627 (copy_var_decl): Split from omp_copy_decl_2.
2628 (build_omp_barrier): Return the call to emit instead of emitting
2630 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2632 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2633 expand_omp_for_generic, expand_omp_for_static_nochunk,
2634 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2635 Adapted to work on SSA form.
2636 (execute_expand_omp): Do not invalidate dominance information.
2637 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2638 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2639 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2641 (force_gimple_operand): Allow gimplifying code expressions without
2643 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2644 * common.opt (fopenmp-ssa): New.
2645 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2646 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2647 * tree-cfg.c: Include tree-inline.h.
2648 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2649 (replace_by_duplicate_decl, replace_ssa_name,
2650 mark_virtual_ops_in_region): New functions.
2651 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2652 to work on SSA form.
2653 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2654 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2657 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2659 * tree-loop-linear.c: Include obstack.h.
2660 (linear_transform_loops): New obstack lambda_obstack.
2661 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2662 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2663 and free afterwards.
2664 * lambda.h (struct obstack): New forward declaration.
2665 (lambda_linear_expression_new): New parameter of type struct
2667 (lambda_loopnest_new): Likewise.
2668 (lambda_loopnest_transform): Likewise.
2669 (lambda_body_vector_new): Likewise.
2670 (lambda_body_vector_compute_new): Likewise.
2671 (gcc_loopnest_to_lambda_loopnest): Likewise.
2672 (lambda_loopnest_to_gcc_loopnest): Likewise.
2673 * lambda-code.c: Include obstack.h.
2674 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2676 (lambda_body_vector_new): Likewise.
2677 (lambda_linear_expression_new): Likewise.
2678 (lambda_lattice_new): Likewise.
2679 (lambda_loopnest_new): Likewise. Additionally use obstack to
2680 allocate LN_LOOPS(ret).
2681 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2682 it to lambda_lattice_new.
2683 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2684 Pass it to lambda_body_vector_new.
2685 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2686 it to lambda_lattice_new.
2687 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2688 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2689 (lambda_compute_target_space): Likewise.
2690 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2691 Pass it to lambda_lattice_compute_base and
2692 compute_nest_using_fourieer_motzkin.
2693 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2694 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2695 and lambda_lattice_compute_target_space.
2696 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2697 Pass it to lambda_linear_expression_new.
2698 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2699 to gcc_tree_to_linear_expression.
2700 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2701 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2702 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2703 Pass it to lambda_body_vector_new and
2704 lambda_body_vector_compute_new.
2705 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2706 (lambda-code.o): Likewise.
2708 2007-09-06 Chao-ying Fu <fu@mips.com>
2710 * ginclude/stdfix.h: New file.
2711 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2712 (convert.o): Add dependence on fixed-value.h.
2713 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2714 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2715 to define fixed-point constants.
2716 (c_cpp_builtins): Define fixed-point constants.
2717 * convert.c (fixed-value.h): New include.
2718 (convert_to_real): Update comment to include fixed-point.
2719 Support FIXED_POINT_TYPE.
2720 (convert_to_integer): Update comment to include fixed-point.
2721 Support FIXED_POINT_TYPE.
2722 (convert_to_complex): Support FIXED_POINT_TYPE.
2723 (convert_to_fixed): New function.
2724 * convert.h (convert_to_fixed): Declare.
2725 * genopinit.c: Add comment about $Q for only fixed-point modes.
2726 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2727 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2728 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2729 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2730 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2731 usneg_optab for fixed-point modes.
2732 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2734 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2735 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2736 unsigned saturation optabs, when type is saturating.
2737 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2738 (expand_fixed_convert): New function.
2739 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2740 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2741 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2742 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2743 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2744 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2746 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2747 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2748 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2749 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2750 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2752 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2753 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2754 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2755 fractuns, satfractuns.
2756 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2757 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2758 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2759 OTI_ssmsub_widen, OTI_usmsub_widen.
2760 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2761 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2762 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2763 umsub_widen_optab, usmsub_widen_optab): Define.
2764 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2766 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2768 (expand_fixed_convert): Declare.
2769 * expr.c (convert_move): Support the move of fixed-point modes.
2770 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2771 (categorize_ctor_elements_1): Handle FIXED_CST.
2772 (count_type_elements): Handle FIXED_POINT_TYPE.
2773 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2774 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2776 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2777 multiply and add/subtract for fixed-point types.
2778 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2779 mode, we jump to binop directly.
2780 Support FIXED_CONVERT_EXPR.
2781 (do_store_flag): Check FIXED_CST to put a constant second.
2782 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2783 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2784 (const_vector_from_tree): Support FIXED_CST.
2785 * doc/extend.texi (Fixed-Point): New node.
2786 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2787 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2788 satfract, fractuns, satfractuns): Document them.
2790 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2792 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2793 addresses into I registers.
2795 2007-09-06 Jan Hubicka <jh@suse.cz>
2796 Andreas Tobler <a.tobler@schweiz.org>
2798 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2800 (machopic_legitimize_pic_address): Likewise.
2802 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2803 Jan Hubicka <jh@suse.cz>
2805 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2806 instead of ufloat_optab->handlers directly.
2807 (floatdidf2): Likewise.
2809 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2811 * config/mips/mips.c: Include diagnostic.h.
2812 (mips_set_current_function): Check errorcount and sorrycount
2813 before generating RTL.
2815 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2818 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2819 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2820 (print_operand_reloc): Likewise.
2822 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2826 2007-09-06 Jan Hubicka <jh@suse.cz>
2828 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2831 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2833 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2834 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2836 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2838 * optabs.c (expand_float): Convert unsigned integer as signed only
2839 if it provides sufficient accuracy; add mode argument to real_2expN.
2840 (expand_fix): Fix comment typos; extend binary float into mode
2841 wider than destination for converion to unsigned integer; add mode
2842 argument to real_2expN.
2843 * real.c (real_2expN): Add mode argument to special-case decimal
2845 * real.h (real_2expN): Ditto.
2846 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2848 (fixed_from_string): Ditto.
2849 (fixed_to_decimal): Ditto.
2850 (fixed_convert_from_real): Ditto.
2851 (real_convert_from_fixed): Ditto.
2852 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2853 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2854 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2855 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2857 2007-09-06 Tom Tromey <tromey@redhat.com>
2859 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2860 * c-pch.c (c_common_read_pch): Restore current location after
2862 * tree.c (expand_location): Update.
2863 (expr_filename): Changed return type. Unified the two cases.
2864 (expr_lineno): Likewise.
2865 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2867 * toplev.c (line_table): Changed type.
2868 (general_init): Update.
2869 (realloc_for_line_map): New function.
2870 (general_init): Allocate line_table using GC.
2871 * fix-header.c (line_table): Changed type.
2872 (read_scan_file): Update.
2873 (read_scan_file): Update.
2874 * c-ppoutput.c (maybe_print_line): Update.
2875 (print_line): Update.
2876 (cb_line_change): Update.
2877 (cb_define): Update.
2878 (pp_file_change): Update.
2879 * c-opts.c (c_common_init_options): Update.
2880 (finish_options): Update.
2881 (push_command_line_include): Update.
2882 * c-lex.c (cb_line_change): Update.
2883 (cb_def_pragma): Update.
2884 (cb_define): Update.
2886 (c_lex_with_flags): Use cpp_get_token_with_location.
2887 * input.h (line_table): Changed type.
2888 (location_from_locus): New macro.
2889 * tree.h (EXPR_FILENAME): No longer an lvalue.
2890 (EXPR_LINENO): Likewise.
2891 (expr_locus, set_expr_locus): Declare separately for
2892 USE_MAPPED_LOCATION.
2893 (expr_filename, expr_lineno): Changed return type.
2894 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2895 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2896 (expand_gimple_basic_block): Likewise.
2897 * final.c (final_scan_insn): Use expanded_location.
2899 2007-09-06 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/32586
2902 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2903 folding if nothing changed.
2904 (simplify_unary_expression): New function. Do tree combining
2905 on conversion like codes.
2906 (try_to_simplify): Call it.
2907 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2908 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2910 2007-09-06 Jan Hubicka <jh@suse.cz>
2913 * cse.c (fold_rtx): Avoid invalid sharing.
2915 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2917 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2918 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2920 2007-09-06 Revital Eres <eres@il.ibm.com>
2922 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2923 Fix offsettable memory reference for 750CL.
2925 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2927 * reload.c (find_reloads_address_1): Try to preserve original
2928 base/index regclass of operands.
2929 * regrename.c (scan_rtx_address): Likewise.
2930 (replace_oldest_value_addr): Likewise.
2932 2007-09-06 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/33302
2935 * domwalk.c (walk_dominator_tree): The exit block is
2936 interesting even if it is not reachable.
2938 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2941 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2943 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2945 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2948 2007-09-05 Ian Lance Taylor <iant@google.com>
2950 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2952 (dump_generic_node): Likewise.
2953 * print-rtl.c (print_decl_name): Likewise.
2954 * print-tree.c (print_node_brief): Likewise.
2955 (print_node): Likewise.
2956 * Makefile.in (RTL_BASE_H): Add alias.h.
2959 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2961 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2963 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2964 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2966 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2968 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2969 (tm_defines): Define UCLIBC_DEFAULT to 1.
2970 (extra_options): Add linux.opt.
2971 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2972 (CRT_CALL_STATIC_FUNCTION): Likewise.
2973 (NO_IMPLICIT_EXTERN_C): Likewise.
2974 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2975 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2976 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2977 (ENDFILE_SPEC): Don't define.
2978 (LIB_SPEC): Likewise.
2979 (CRT_CALL_STATIC_FUNCTION): Likewise.
2980 (NO_IMPLICIT_EXTERN_C): Likewise.
2981 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2982 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2984 2007-09-06 Jan Hubicka <jh@suse.cz>
2986 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2989 2007-09-06 Jan Hubicka <jh@suse.cz>
2991 * opts.c (common_handle_option): Enable inlining functions for
2994 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2996 * builtin-attrs.def (ATTR_NONNULL_3): New.
2997 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2998 ATTR_NOTHROW_NONNULL_##FA.
2999 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
3000 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
3001 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
3002 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
3003 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
3004 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
3005 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
3007 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
3008 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
3009 ATTR_FORMAT_NOTHROW_3_4): Remove.
3010 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
3011 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
3012 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
3013 instead of ATTR_FORMAT_*_*.
3015 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
3017 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
3018 parts re-used for REG_FRAME_RELATED_EXPR.
3020 2007-09-05 Janis Johnson <janis187@us.ibm.com>
3022 * optabs.c (expand_float): Convert unsigned integer as signed only
3023 if it provides sufficient accuracy; add mode argument to real_2expN.
3024 (expand_fix): Fix comment typos; extend binary float into mode
3025 wider than destination for converion to unsigned integer; add mode
3026 argument to real_2expN.
3027 * real.c (real_2expN): Add mode argument to special-case decimal
3029 * real.h (real_2expN): Ditto.
3030 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
3032 (fixed_from_string): Ditto.
3033 (fixed_to_decimal): Ditto.
3034 (fixed_convert_from_real): Ditto.
3035 (real_convert_from_fixed): Ditto.
3036 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
3037 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
3038 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
3039 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
3041 2007-09-05 Ian Lance Taylor <iant@google.com>
3043 * init-regs.c (initialize_uninitialized_regs): Call
3044 emit_insn_before rather than add_insn_before.
3046 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3048 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
3049 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
3050 * tree-inline.h (copy_body_data): Add call_expr field.
3051 * tree-inline.c (expand_call_inline): Initialize call_expr.
3052 (copy_bb): Append anonymous inline fn arguments to arguments
3053 when inlining a CALL_EXPR_VA_ARG_PACK call.
3054 * builtins.c (expand_builtin): Issue an error if
3055 BUILT_IN_VA_ARG_PACK is seen during expand.
3056 (fold_call_expr, fold_builtin_call_array): Don't fold
3057 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
3058 __builtin_va_arg_pack () call as last argument.
3059 * gimplify.c (gimplify_call_expr): If last argument to a vararg
3060 function is __builtin_va_arg_pack (), decrease number of call
3061 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3062 * expr.c (expand_expr_real_1): Issue an error if
3063 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3064 * tree-pretty-print.c (dump_generic_node): Handle printing
3065 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3066 * doc/extend.texi (__builtin_va_arg_pack): Document.
3068 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3070 PR tree-optimization/21513
3071 * builtins.c (build_builtin_expect_predicate): New function.
3072 (fold_builtin_expect): Add argument for expected value.
3073 Distribute __builtin_expect over short-circuiting operations.
3074 Fold nested builtin_expects.
3075 (fold_builtin_2): Adjust call to fold_builtin_expect.
3077 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3080 PR tree-optimization/13756
3081 * doc/invoke.texi (Options That Control Optimization): Document
3084 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3086 * gcc/config/i386/cpuid.h: New file.
3087 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3088 (describe_cache): Shrink size and line strings to 100 bytes.
3089 (detect_caches_amd): Return "" for unsupported max_ext_level.
3090 Use __cpuid function.
3091 (detect_caches_intel): Return "" for unsupported max_level.
3092 Use __cpuid function.
3093 (host_detect_local_cpu): Change feature flag variables to
3094 unsigned int. Initialize only extended feature flag variables.
3095 Use __get_cpuid_max to determine max supported cpuid level.
3096 Use __cpuid function to determine supported features. Fix
3097 calculation of family id. Remove is_amd and check signature
3098 directly. Check for Geode signature. Handle family 4 id.
3099 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3100 cpu discovery code to lower part of the function.
3101 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3102 for sub-architecture.
3103 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3104 [PROCESSOR_K8]: Add k8-sse3 architecture.
3105 [PROCESSOR_NOCONA]: Remove.
3106 [PROCESSOR_GENERIC64]: Ditto.
3107 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3108 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3109 to check for SSE and FXSAVE support.
3110 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3111 Add -minline-all-stringops.
3112 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3113 (x86_64-*-*): Ditto.
3115 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3117 * config/bfin/linux-unwind.h: New file.
3118 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3119 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3121 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3123 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3124 * stmt.c: Include alloc-pool.h.
3125 (struct case_node): Remove GTY marker.
3126 (add_case_node): New parameter case_node_pool. Use it for
3128 (expand_case): New allocation pool case_node_pool. Initialize it,
3129 pass to add_case_node and free it.
3131 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3132 David Ung <davidu@mips.com>
3133 Nigel Stephens <nigel@mips.com>
3135 Add mips16/nomips16 function attributes and -mflip-mips16 option
3136 for testing mixed-mode compilation.
3138 * config/mips/mips.opt (mflip-mips16): New.
3140 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3141 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3143 * config/mips/mips.c (mips_base_target_flags): New.
3144 (mips_base_mips16): New.
3145 (mips_base_schedule_insns): New.
3146 (mips_base_reorder_blocks_and_partition): New.
3147 (mips_base_align_loops): New.
3148 (mips_base_align_jumps): New.
3149 (mips_base_align_functions): New.
3150 (mips16_flipper): New.
3151 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3152 (TARGET_SET_CURRENT_FUNCTION): Define.
3153 (mips_mips16_type_p, mips_nomips16_type_p): New.
3154 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3155 (mips_function_ok_for_sibcall): Make it deal with functions with
3157 (mips_init_split_addresses): New, split out from override_options.
3158 (mips_init_relocs): New, split out from override_options.
3159 (was_mips16_p): New.
3160 (mips_set_mips16_mode): New, split out from override_options.
3161 (mips_set_current_function): New.
3162 (override_options): Add sorry for unsupported mips16/pic
3163 combination. Remove error for mips16/dsp combination. Save
3164 base option settings.
3165 (mips_file_start): Move mips16 mode setting output from here....
3166 (mips_output_function_prologue): ....to here.
3167 (mips_output_mi_thunk): Check for mips16 function.
3168 (build_mips16_function_stub): Don't set .mips16 here.
3169 (build_mips16_call_stub): Likewise.
3170 (mips_expand_builtin): Error in mips16 mode.
3171 (mips_use_mips16_mode_p): New.
3172 (mips_encode_section_info): Check for mips16 function, and set
3173 SYMBOL_REF_FLAGS accordingly.
3175 * doc/extend.texi (Function Attributes): Document new
3176 mips16/nomips16 attributes.
3177 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3178 (MIPS Options): Document -mflip-mips16.
3180 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3182 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3183 if we encounter TLS address in MIPS16 mode.
3184 (mips_legitimize_const_move): Check cannot_force_const_mem for
3185 the (const (plus symbol offset)) case; this forces invalid TLS
3186 address in MIPS16 mode to be caught by the above call to sorry.
3187 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3188 because that now enables emutls, which is not ABI compatible
3189 with native TLS in non-MIPS16 mode.
3191 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3193 Add target hook invoked when cfun changes.
3195 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3196 * target.h (struct gcc_target): Add set_current_function.
3197 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3198 (TARGET_INITIALIZER): Add initializer for set_current_function.
3199 * tree.h (push_struct_function): New.
3200 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3202 (set_cfun): Declare.
3203 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3205 (push_function_context_to): Use allocate_struct_function
3206 to create null context, not init_dummy_function_start. Use set_cfun.
3207 (pop_function_context_from): Use set_cfun.
3208 (in_dummy_function): New.
3209 (invoke_set_current_function_hook): New.
3211 (push_cfun, pop_cfun): Use set_cfun.
3212 (push_struct_function): New.
3213 (allocate_struct_function): Call invoke_set_current_function_hook
3215 (prepare_function_start): Don't set cfun here. Remove unused
3216 argument; fix all callers.
3217 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3218 push_struct_function.
3219 (init_function_start): Set cfun here.
3220 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3221 * omp-low.c (create_omp_child_function): Use push_struct_function
3222 and pop_cfun to save/restore state.
3223 (expand_omp_parallel): Remove unused saved_cfun variable.
3224 * cgraphunit.c (ipa_passes): Use set_cfun.
3225 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3226 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3227 * matrix-reorg.c (transform_allocation_sites): Likewise.
3228 (matrix_reorg): Use set_cfun.
3229 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3230 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3231 assignment to cfun; use set_cfun for the other.
3232 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3233 (dump_function_to_file): Use push_cfun/pop_cfun here.
3234 * c-decl.c (finish_function): Use set_cfun.
3236 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3238 * regrename.c (rerename_optimize): Use deferred rescanning and
3239 insert explicit calls to rescan insns when changed.
3241 2007-09-05 Jan Hubicka <jh@suse.cz>
3243 * optabs.c (libfunc_entry): Change optab to integer.
3244 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3245 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3246 of pointers for hashing.
3248 2007-09-05 Jan Hubicka <jh@suse.cz>
3250 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3252 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3253 * see.c (pass_see): Likewise.
3254 * tracer.c (pass_tracer): Likewise.
3255 * postreload-gcse.c (pass_gcse2): Likewise.
3256 * postreload.c (pass_postreload_cse): Likewise.
3257 * mode-switching.c (pass_mode_switching): Likewise.
3258 * modulo-sched.c (pass_sms): Likewise.
3259 * cse.c (cse_insn): Likewise.
3260 * web.c (pass_web): Likweise.
3261 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3262 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3263 * loop-init.c (pass_rtl_loop_init): Likewise.
3264 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3265 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3266 * global.c (pass_global_alloc): Likewise.
3267 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3268 pass_if_after_reload): Likewise.
3269 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3270 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3271 * regmove.c (pass_regmove): Likewise.
3272 * function.c (pass_thread_prologugues_epilogues): Likewise.
3273 * gcse.c (pass_gcse): Likewise.
3274 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3275 * lower-subreg.c (pass_lower_subreg2): Likewise.
3276 * bt-load.c (pass_branch_target_load): Likewise.
3277 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3278 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3279 * combine.c (pass_combine): Likewise.
3280 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3281 (pass_partition_blocks): Likewise.
3282 * var-tracking.c (pass_variable_track): Likewise.
3283 * reg-stack.c (pass_stack_regs_run): Likewise.
3284 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3285 * passes.c (pass_postreload): Likewise.
3286 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3287 * tree-pass.h (TODO_verify_rtl_sharing): New.
3288 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3289 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3290 TODO_set_props, TODO_df_finish, TODO_df_verify,
3291 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3293 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3295 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3296 fold_real_zero_addition_p, reorder_operands_p,
3297 div_if_zero_remainder, fold_undefer_overflow_warnings,
3298 int_binop_types_match_p, fold_convert_const_int_from_int,
3299 fold_convert_const_int_from_real,
3300 fold_convert_const_int_from_fixed,
3301 fold_convert_const_real_from_real,
3302 fold_convert_const_real_from_fixed,
3303 fold_convert_const_fixed_from_fixed,
3304 fold_convert_const_fixed_from_int,
3305 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3306 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3307 debug_fold_checksum, multiple_of_p): Constify.
3308 * tree-flow-inline.h (get_lineno): Likewise.
3309 * tree-flow.h (get_lineno): Likewise.
3310 * tree-object-size.c (compute_object_offset, addr_object_size,
3311 alloc_object_size, pass_through_call): Likewise.
3312 * tree-pretty-print.c (op_symbol, print_call_name,
3313 print_struct_decl, do_niy): Likewise.
3314 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3315 debug_fold_checksum): Likewise.
3317 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3320 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3321 note, remove the associated REG_RETVAL note.
3323 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3325 * config.gcc (powerpc*-*-*): Install
3326 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3327 * config/rs6000/spu2vmx.h: New header.
3328 * config/rs6000/si2vmx.h: New header.
3329 * config/rs6000/vec_types.h: New header.
3331 2007-09-05 Ben Elliston <bje@au.ibm.com>
3333 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3335 2007-09-05 Ben Elliston <bje@au.ibm.com>
3337 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3339 (__stdcx): Make asm volatile.
3340 (__stwcx, __stdcx): Return only 0 or 1.
3342 2007-09-05 Jan Hubicka <jh@suse.cz>
3346 2007-09-04 Jan Hubicka <jh@suse.cz>
3347 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3349 2007-09-04 Richard Guenther <rguenther@suse.de>
3350 * tree-ssa-operands.c (add_virtual_operand): Only mark
3351 stores as has_volatile_ops if alias information is not available.
3353 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3355 * config/rs6000/tramp.asm: Include config.h.
3356 Check __PIC__ or __pic__ macro instead of SHARED.
3358 PR rtl-optimization/32300
3359 * see.c (see_copy_insn): New function.
3360 (see_def_extension_not_merged, see_merge_one_use_extension,
3361 see_merge_one_def_extension): Use it. Avoid changing
3362 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3363 into sequences. Call df_insn_delete on temporary insns
3364 that won't be emitted into the insn stream.
3365 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3366 and run df_process_deferred_rescans () before run_fast_dce.
3368 PR tree-optimization/33017
3369 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3370 recurse for pure or const function calls.
3372 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3374 * c-format.c: Include alloc-pool.h.
3375 (check_format_info_main): New argument fwt_alloc. Use allocation
3376 pool instead of GC. Remove GC deallocation code.
3377 (check_format_arg): Create allocation pool, pass it to
3378 check_format_info_main and free it afterwards.
3379 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3381 2007-09-05 Ben Elliston <bje@au.ibm.com>
3383 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3384 Rename count macro arugment for clarity.
3385 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3386 (__protected_stream_set): Likewise, pass 0.
3388 2007-09-04 Jan Hubicka <jh@suse.cz>
3390 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3392 2007-09-04 Jan Hubicka <jh@suse.cz>
3394 * invoke.texi (-finline-small-functions): Document.
3395 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3396 when deciding what is inlinable.
3397 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3398 (cgraph_decide_inlining_of_small_function): Handle new flags.
3399 (cgraph_decide_inlining_incrementally): Likewise.
3400 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3401 * common.opt (finline-small-functions): New.
3402 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3404 2007-09-04 Richard Guenther <rguenther@suse.de>
3406 * tree-ssa-operands.c (add_virtual_operand): Only mark
3407 stores as has_volatile_ops if alias information is not available.
3409 2007-09-04 Andrew Haley <aph@redhat.com>
3411 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3413 2007-09-04 Andrew Haley <aph@redhat.com>
3415 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3416 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3417 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3419 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3422 * common.opt: Mention ABI version 2 in comment.
3424 2007-09-04 Jan Hubicka <jh@suse.cz>
3426 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3427 (libfunc_entry): New structure.
3428 (libfunc_hash): New hashtable.
3429 (hash_libfunc): New function.
3430 (eq_libfunc): New function.
3431 (convert_optab_libfunc): New function.
3432 (optab_libfunc): New function.
3433 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3434 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3435 expand_float, expand_fix, new_optab, new_convert_optab):
3436 Update for new libfunc API.
3437 (init_libfunc, init_integral_libfuncs,
3438 init_floating_libfuncs, init_interclass_conv_libfuncs
3439 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3440 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3441 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3442 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3443 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3444 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3445 gen_extend_conv_libfunc): New.
3446 (init_one_libfunc): Revamp for hashtables.
3447 (set_conv_libfunc): Likewise.
3448 (init_optabs): Initialize hashtable; use lazy initialization where
3450 * optabs.h (optab_handlers): Move out of GGC.
3451 (optab, convert_optab): Move out of GGC; add lazy gen info.
3452 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3453 (optab_libfunc, convert_optab_libfunc): New.
3454 * builtins.c (expand_builtin_powi): Update for new API.
3455 * expr.c (convert_move): Likewise.
3456 * expmed.c (expand_divmod): Likewise.
3458 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3460 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3461 GOT pointer only if there is a constant pool. Use the allocated space
3464 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3466 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3469 2007-09-04 Revital Eres <eres@il.ibm.com>
3470 Richard Guenther <rguenther@suse.de>
3471 R. Clint Whaley <whaley@cs.utsa.edu>
3473 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3475 * tree-tailcall.c (process_assignment): Use -fassociative-math
3476 when reodering operands of floating-point type.
3477 * fold-const.c (fold_comparison, fold_binary): Use
3478 -fassociative-math and -freciprocal-math instead of
3479 -funsafe-math-optimization flag.
3480 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3481 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3482 -freciprocal-math instead of -funsafe-math-optimizations.
3483 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3484 -fassociative-math when -ffast-math is set.
3485 (set_unsafe_math_optimizations_flags): New Function
3486 to set -freciprocal-math and -fassociative-math when
3487 -funsafe-math-optimizations is set.
3488 (common_handle_option): Call it.
3489 * tree-vectorizer.c (vect_is_simple_reduction): Use
3490 -fassociative-math when doing reduction on floats.
3491 * loop-unroll.c (analyze_insn_to_expand_var): Use
3492 -fassociative-math when expanding an accumulator of type float.
3493 * simplify-rtx.c (simplify_binary_operation_1): Use
3494 -fassociative-math and -freciprocal-math when reordeing operands
3495 of floating-point type.
3496 * combine.c (combine_simplify_rtx): Likewise.
3497 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3499 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3501 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3504 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3506 2007-09-04 Jan Hubicka <jh@suse.cz>
3508 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3510 2007-09-04 Jan Hubicka <jh@suse.cz>
3512 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3513 and corresponding MATCH_DUP.
3515 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3518 * combine.c (subst): Do not try to simplify X if it represents load
3519 of FP constant from the constant pool via float extension.
3521 2007-09-04 Ben Elliston <bje@au.ibm.com>
3523 * c-opts.c: Include "tm_p.h".
3524 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3526 2007-09-04 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/33291
3529 * tree-pretty-print.c (dump_generic_node): Dump all
3530 qualifiers for pointer types, not only first. Dump
3531 qualifiers for aggregate types as well.
3532 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3533 use the canonical type for building ARRAY_REFs.
3534 * gimplify.c (canonicalize_addr_expr): Clean up. The
3535 correct validness check is compatibility of the pointer
3536 types. Always use the canonical type for building
3537 ARRAY_REFs and ADDR_EXPRs.
3538 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3539 change that disabled propagation of ADDR_EXPRs into statements
3542 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3544 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3545 (umulsi3_highpart): Make into expanders; existing insns are
3546 now named *[insn]_nov6. Add stars to existing [insn]_v6
3547 counterparts' names.
3549 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3551 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3552 (unprotoize.o): Remove SHLIB_MULTILIB.
3554 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3556 * doc/extend.texi: Document progmem attribute for AVR.
3558 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3561 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3563 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3565 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3568 * optabs.c: Remove unnecessary forward declarations.
3569 (expand_unop_direct): New, broken out of expand_unop.
3570 (expand_doubleword_clz): New.
3571 (expand_ctz): Move above expand_ffs. Use
3572 start_sequence, end_sequence, add_equal_note, and
3573 expand_unop_direct. Add more commentary.
3574 (expand_ffs): Try both ctz optab and expand_ctz.
3575 Generate a test and branch if the hardware doesn't give us
3576 a useful value for input zero. Style improvements similar to
3579 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3581 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3583 * config.gcc: Delete stanza for arm-semi-aof and
3584 armel-semi-aof targets.
3585 * config/arm/arm-protos.h
3587 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3588 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3589 delete aof_pic_label and remove mention of AOF in comments.
3590 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3592 * config/arm/semiaof.h
3593 * config/arm/t-semi: Delete file.
3595 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3597 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3598 CONST_CAST_BB): New macros for type-specific casts.
3599 (CONST_CAST): Add a TYPE parameter and define it in terms of
3602 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3603 * c-lex.c (cb_ident, lex_string): Likewise,
3604 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3605 * config/i386/i386.c (ix86_function_regparm,
3606 ix86_function_sseregparm): Use CONST_CAST_TREE.
3607 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3609 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3610 give_switch, set_multilib_dir): Likewise,
3611 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3612 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3613 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3614 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3615 * prefix.c (update_path): Likewise,
3616 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3617 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3618 * tree-cfg.c (tree_can_merge_blocks_p,
3619 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3620 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3621 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3622 (attribute_list_contained): Use CONST_CAST_TREE.
3624 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3626 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3628 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3631 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3632 before forcing them into a register.
3634 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3636 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3637 rather than define_code_macro.
3639 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3641 * gcc.c (xputenv): New function.
3642 (putenv_from_prefixes): Use xputenv instead of putenv.
3643 (process_command): Use xputenv instead of putenv.
3644 (set_collect_gcc_options): Use xputenv instead of putenv.
3645 (main): Use xputenv instead of putenv.
3647 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3649 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3650 availability of swap instruction.
3651 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3653 2007-09-03 Revital Eres <eres@il.ibm.com>
3655 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3658 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3659 Ayal Zaks <zaks@il.ibm.com>
3660 Revital Eres <eres@il.ibm.com>
3662 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3663 compute_split_row): New functions.
3664 (ps_unschedule_node): Remove.
3665 (normalize_sched_times): Iterate over the already scheduled
3666 insns instead of the number of nodes.
3667 (MAX_SPLIT_NUM): New definition.
3668 (sms_schedule_by_order): Change the scheduling heuristic to
3669 avoid useless increases of initiation interval ii.
3670 (get_sched_window): Add dump printouts.
3672 2007-09-02 David Daney <ddaney@avtrex.com>
3674 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3675 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3676 (optab, insn): Add more attributes.
3677 (fetchop_bit): New code macro.
3678 (immediate_insn): New code macro attribute.
3679 (sync): Change condition to ISA_HAS_SYNC.
3680 (rdhwr): Change predicate for operand 0 to register_operand.
3681 (memory_barrier): New expand.
3682 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3683 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3684 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3685 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3686 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3687 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3688 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3689 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3690 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3692 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3693 Hans-Peter Nilsson <hp@axis.com>
3695 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3696 Defined to describe availability and behavior of CLZ.
3697 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3698 * config/cris/cris.opt: Tweak comment for "-metrax4".
3699 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3700 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3701 (count_leading_zeros): Define.
3703 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3705 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3707 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3710 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3713 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3715 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3716 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3717 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3718 sched-deps.c, sched-int.h, system.h, target.h,
3719 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3720 tree.def: Fix comment typos.
3722 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3724 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3725 (override_options): Turn on -mstrict-align on non-ColdFire
3727 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3729 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3731 * c-common.c (const_strip_array_types): Delete.
3732 * c-common.h (const_strip_array_types): Likewise.
3733 * emit-rtl.c (const_next_insn, const_previous_insn,
3734 const_next_nonnote_insn, const_prev_nonnote_insn,
3735 const_next_real_insn, const_prev_real_insn,
3736 const_next_active_insn, const_prev_active_insn, const_next_label,
3737 const_prev_label): Delete.
3738 * gimple-low.c (block_may_fallthru): Use expr_last.
3739 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3740 * rtl.h (const_previous_insn, const_next_insn,
3741 const_prev_nonnote_insn, const_next_nonnote_insn,
3742 const_prev_real_insn, const_next_real_insn,
3743 const_prev_active_insn, const_next_active_insn, const_prev_label,
3744 const_next_label): Delete.
3745 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3746 * system.h (CONST_CAST): Update comment.
3747 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3748 (const_first_stmt, const_last_stmt): Delete.
3749 (tree_block_ends_with_condjump_p): Use last_stmt.
3750 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3751 * tree-iterator.c (const_expr_first, const_expr_last,
3752 const_expr_only): Delete.
3753 * tree.c (const_lookup_attribute): Likewise.
3754 (attribute_list_contained): Use lookup_attribute.
3755 * tree.h (const_lookup_attribute, const_expr_first,
3756 const_expr_last, const_expr_only): Delete.
3758 2007-09-01 Richard Guenther <rguenther@suse.de>
3760 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3761 instead of TREE_THIS_VOLATILE.
3762 * tree-ssa-operands.c (add_virtual_operand): Do not set
3763 has_volatile_ops. Do not check s_ann for NULL.
3764 (get_indirect_ref_operands): Likewise.
3765 (get_expr_operands): Likewise. For all reference trees
3766 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3767 check base of reference for TREE_THIS_VOLATILE.
3769 2007-09-01 Richard Guenther <rguenther@suse.de>
3771 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3772 between integral types. Also allow conversions between
3775 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3777 * optabs.c (prepare_float_lib_cmp): Use
3778 libgcc_cmp_return_mode instead of word_mode.
3779 * config/dfp-bit.h: Likewise.
3780 * config/fp-bit.h: Likewise.
3781 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3783 (spu_libgcc_shift_count_mode): New function.
3784 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3785 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3787 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3789 * tree-pretty-print.c: Include output.h.
3790 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3791 HOST_WIDE_INT_PRINT_DEC.
3792 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3794 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3796 PR rtl-optimization/33224
3797 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3798 to the analysed region.
3800 2007-08-31 Richard Guenther <rguenther@suse.de>
3802 * function.c (allocate_struct_function): Do not set
3803 current_function_returns_pointer.
3804 * function.h (struct var_refs_queue): Remove.
3805 (struct simple_obstack_stack): Likewise.
3806 (struct function): Remove fixup_var_refs_queue member.
3807 Remove returns_pointer flag.
3808 (current_function_returns_pointer): Remove define.
3810 2007-08-31 Nick Clifton <nickc@redhat.com>
3812 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3813 secondary keys in order to obtain a stable sort.
3815 2007-08-31 Nick Clifton <nickc@redhat.com>
3818 * config/m32r/constraints.md: Add W constraint for integer zero.
3819 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3820 Fix length calculation by using alternatives.
3822 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3824 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3825 split out from expand_binop.
3826 (avoid_expensive_constant): New function.
3827 (expand_binop_directly): Remove commutative_op argument and
3828 (expand_binop_directly): Remove commutative_op argument and
3829 call cummutative_optab_p instead. Do not change op0 or op1
3830 when swapping xop0 and xop1. Apply avoid_expensive_constant
3831 to each argument after potential swapping. Enforce the
3832 canonical order of commutative operands.
3833 (expand_binop): Use shift_optab_p and commutative_optab_p.
3834 Update the calls to expand_binop_directly. Only force constants
3835 into registers when widening an operation. Only swap operands
3836 once a direct expansion has been rejected.
3837 (expand_twoval_binop): Only force constants into registers when
3838 using a direct expansion.
3840 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3842 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3843 (sched_analyze_insn): Don't postprocess speculative dependencies when
3844 target has no scheduling.
3845 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3846 'uninitialized' warning.
3848 2007-08-31 Richard Guenther <rguenther@suse.de>
3850 * tree.c (build_complex_type): Always set TYPE_NAME for
3853 2007-08-31 Olivier Hainque <hainque@adacore.com>
3855 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3856 internal macro. Default alignment factor for csect directives, chosen
3857 to match what BIGGEST_ALIGNMENT allows.
3858 (DATA_SECTION_ASM_OP): Use it.
3859 * config/rs6000/rs6000.c
3860 (rs6000_xcoff_output_readonly_section_asm_op):
3861 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3862 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3864 2007-08-31 Olivier Hainque <hainque@adacore.com>
3866 * dbxout.c (dbxout_block): Move declaration within the first
3867 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3868 block to include the definition, together with the associated
3871 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3872 Revital Eres <eres@il.ibm.com>
3874 * doc/invoke.texi (-mpaired): Document flag.
3875 * config.gcc: Include paired.h in powerpc extra_headers and
3876 750cl.h in powerpc-*-linux*paired*.
3877 * config/rs6000/rs6000.opt (-mpaired): New flag.
3878 * config/rs6000/rs6000.c (paired_init_builtins,
3879 paired_expand_builtin, paired_expand_lv_builtin,
3880 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3881 New functions to support the paired single builtin functions.
3882 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3883 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3885 (bdesc_paired_preds): New structure for paired predicate
3887 (rs6000_expand_builtin): Expand paired single builtins.
3888 (rs6000_init_builtins): Init paired single builtins.
3889 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3890 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3891 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3892 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3893 (rs6000_vector_mode_supported_p): Support paired vector mode.
3894 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3895 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3897 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3898 (DATA_ALIGNMENT): Likewise.
3899 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3900 (rs6000_builtins): Add PAIRED builtins.
3901 * config/rs6000/rs6000.md: Include paired.md.
3902 * config/rs6000/paired.h: New.
3903 * config/rs6000/paired.md: New.
3904 * config/rs6000/750cl.h: New.
3905 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3907 2007-08-30 Ollie Wild <aaw@google.com>
3909 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3910 * gcc.c (default_compilers): Add -fno-directives-only to
3911 @assembler-with-cpp.
3913 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3917 * regclass.c (initial_fixed_regs): Revert previous change and make
3919 (initial_call_used_regs): Likewise.
3920 (initial_call_really_used_regs): Delete, reverting previous addition.
3921 (initial_reg_names): Likewise.
3922 (init_reg_sets): Revert previous change.
3923 (saved_fixed_regs): New.
3924 (saved_call_used_regs): New.
3925 (saved_call_really_used_regs): New.
3926 (saved_reg_names): New.
3927 (save_register_info): New.
3928 (restore_register_info): New.
3929 (init_reg_sets_1): Replace reset of register info with call to
3930 restore_register_info.
3931 * rtl.h (save_register_info): Declare.
3932 * toplev.c (backend_init): Call save_register_info.
3934 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3936 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3937 from the original statement.
3939 2007-08-30 Chao-ying Fu <fu@mips.com>
3941 * c-lex.c (interpret_fixed): Declare.
3942 (interpret_float): Process _Fract and _Accum.
3943 (interpret_fixed): New function.
3944 * final.c (output_addr_const): Process CONST_FIXED.
3945 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3946 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3948 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3950 (simplify_immed_subreg): Support CONST_FIXED.
3951 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3952 (simplify_subreg): Support CONST_FIXED.
3954 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3956 * config/rs6000/ppu_intrinsics.h: New file.
3957 * config.gcc (powerpc*-*-* <extra_headers>): Install
3960 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3962 * cfg.c (dump_flow_info): Change to also print entry and exit
3964 * print-rtl.c (print_rtl_single): Allow to print rtl with
3967 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3969 * df-core.h (df_dump_region): New function.
3970 * df.h (df_dump_region): New function.
3971 * loop-invariant.c (find_defs): Add call to df_dump_region.
3972 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3975 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3978 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3979 true if any of the compare_section_name calls returned true,
3980 rather than if any returned false.
3982 2007-08-30 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/33199
3985 * tree-ssa-structalias.c (handle_lhs_call): New function.
3986 (find_func_aliases): In non-IPA mode make sure that for
3987 calls that return a pointer we add a constraint for the
3988 result to point to anything.
3990 2007-08-30 Richard Guenther <rguenther@suse.de>
3992 * doc/invoke.texi (-mveclibabi): Document new target option.
3993 * config/i386/i386.opt (-mveclibabi): New target option.
3994 * config/i386/i386.c (ix86_veclib_handler): Handler for
3995 vectorization library support.
3996 (override_options): Handle the -mveclibabi option, initialize
3997 the vectorization library handler.
3998 (ix86_builtin_vectorized_function): As fallback call the
3999 vectorization library handler, if set.
4000 (ix86_veclibabi_acml): New static function for ACML ABI style
4001 vectorization support.
4003 2007-08-30 Jakub Jelinek <jakub@redhat.com>
4005 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
4006 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
4007 SImode and update m. Don't run gen_lowpart_common on arbitrary
4008 memory address, force it to register first.
4011 * dce.c (dce_process_block): Don't delete setters of
4012 artificially used registers.
4014 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4016 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
4017 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
4018 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
4020 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4022 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
4024 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
4025 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
4027 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * system.h: Activate -Wcast-qual as warning-only.
4031 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
4034 * config/rs6000/rs6000.c (compare_section_name): New function.
4035 (rs6000_elf_in_small_data_p): Compare section prefixes instead
4038 2007-08-29 Olivier Hainque <hainque@adacore.com>
4040 * xcoffout.c: #include debug.h.
4041 * Makefile.in (xcoffout.o): Add debug.h dependency.
4043 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
4045 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4046 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
4048 2007-08-29 Richard Guenther <rguenther@suse.de>
4050 * tree-pretty-print.c (dump_generic_node): Print
4051 label DECL_UID as D.%u.
4052 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
4054 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4056 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4057 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
4059 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4062 * tree.c (build_type_attribute_qual_variant): Set canonical types
4063 on the final, unqualified attribute variant before building the
4066 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4068 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4069 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4071 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4074 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4075 * config/bfin/bfin.md (composev2hi): Put operands into vector
4078 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4080 * config/bfin/bfin.md (composev2hi): Put operands into vector
4083 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4085 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4086 attribute when appropriate.
4087 (bfin_handle_l1_text_attribute): New.
4088 (bfin_handle_l1_data_attribute): New.
4089 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4090 l1_data_A and l1_data_B.
4091 * doc/extend.texi (node Function Attributes): Document l1_text
4093 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4094 l1_data_A and l1_data_B variable attributes.
4096 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4098 * config/bfin/bfin.opt (minline-plt): Add.
4099 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4100 call to global functions.
4101 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4102 (Blackfin Options): Document -minline-plt.
4104 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4106 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4107 given a non-function.
4108 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4110 2007-08-28 DJ Delorie <dj@redhat.com>
4112 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4114 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4116 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4118 2007-08-28 Richard Guenther <rguenther@suse.de>
4120 * tree.h (struct tree_function_decl): Increase size of
4121 function_code bitfield.
4123 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4124 Kazu Hirata <kazu@codesourcery.com>
4126 * gcc/config/m68k/linux.h
4127 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4128 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4129 (m68k_return_in_memory): New.
4130 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4133 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4136 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4137 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4138 operand) when top VEC_SELECT extracts scalar element.
4139 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4140 (*vec_extract_v4sf_mem): Ditto.
4142 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4145 * passes.c (init_optimization_passes): Move pass_df_finish
4146 after pass_postreload sublist.
4148 PR rtl-optimization/33148
4149 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4150 (neg (lt X 0)) if X has scalar int mode.
4153 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4154 initializer, use build_vector_from_ctor if possible to create
4155 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4156 even after this, return NULL.
4158 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4160 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4162 2007-08-28 Richard Guenther <rguenther@suse.de>
4164 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4165 (struct tree_function_decl): Make function_code a bitfield.
4166 Add disregard_inline_limits flag.
4167 * cgraphunit.c (cgraph_process_new_functions): Check
4168 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4169 (cgraph_preserve_function_body_p): Likewise.
4170 * ipa-inline.c (compute_inline_parameters): Likewise.
4171 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4172 for GNU C extern inline functions.
4173 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4174 * tree-inline.c (disregard_inline_limits_p): Remove.
4175 * tree-inline.h (disregard_inline_limits_p): Likewise.
4176 * c-common.c (handle_always_inline_attribute): Set
4177 DECL_DISREGARD_INLINE_LIMITS.
4178 * langhooks.c (add_builtin_function): Verify the function code
4179 fits in the bitfield.
4181 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4182 Vladimir Yanovsky <yanov@il.ibm.com>
4183 Revital Eres <eres@il.ibm.com>
4184 Andrey Belevantsev <abel@ispras.ru>
4186 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4188 * modulo-sched.c: Add documentation regarding do-loop.
4189 (doloop_register_get): Change number of arguments to support
4190 the new do-loop pattern and check whether COUNT_REG has no other
4191 occurences in the loop besides in the control part.
4192 (duplicate_insns_of_cycles): Do not duplicate the insn which
4193 changes count_reg as it is already adjusted.
4194 (generate_prolog_epilog): New argument to support the new
4195 do-loop pattern. Change the subtract instruction to use
4196 expand_simple_binop. Call duplicate_insns_of_cycles with new
4198 (sms_schedule): Call doloop_register_get and
4199 generate_prolog_epilog with new argument. Do not handle loops
4200 with single sets insns with subreg in their lhs.
4201 * loop-doloop.c (doloop_optimize): Support for another do-loop
4203 (doloop_condition_get): Gets an instruction instead of a pattern
4204 and change the return condition when the do-loop pattern is
4206 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4207 deps when considering to not create edges.
4209 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4211 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4214 2007-08-27 Jason Merrill <jason@redhat.com>
4217 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4218 zero-sized types after calling gimplify_modify_expr_rhs.
4220 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4222 * regclass.c (init_reg_autoinc): Fix typo.
4224 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4226 Fix PR tree-optimization/33173
4227 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4229 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4232 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4233 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4236 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4237 David Ung <davidu@mips.com>
4238 Nigel Stephens <nigel@mips.com>
4240 Separate target-specific initialization from general
4241 back-end initialization.
4243 * toplev.c (init_alignments): New, split out from...
4244 (process_options): ...here.
4245 (backend_init_target): New, split out from...
4246 (backend_init): ...here.
4247 (lang_dependent_init_target): New, split out from...
4248 (lang_dependent_init): ...here.
4249 (target_reinit): New.
4250 * toplev.h (target_reinit): Declare.
4251 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4252 now can be called more than once. Update comments.
4253 * expr.h (init_expr_target): Likewise.
4254 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4255 now can be called more than once. Explicitly zero
4256 static_reg_base_value.
4257 * emit-rtl.c (init_emit_regs): New, split out from...
4258 (init_emit_once): Here.
4259 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4260 non-const, so that changes from command-line arguments can overwrite
4261 values provided by the static initializers.
4262 (initial_call_really_used_regs): New, used similarly to the above.
4263 (initial_reg_names): Likewise.
4264 (last_mode_for_init_move_cost): Promoted function-local static to
4265 file-scope static to make it accessible outside init_move_cost.
4266 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4267 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4268 reg_names since it is needed for parsing command-line options.
4269 (init_move_cost): Use last_mode_for_init_move_cost instead of
4270 function-local static.
4271 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4272 call_really_used_regs now. Reinitialize reg_names. Also
4273 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4274 reg_class_superunion. Clear losing_caller_save_reg_set.
4275 Preserve global registers if called more than once. Reset
4276 move cost, may_move_in_cost, may_move_out_cost, and
4277 last_mode_for_init_move_cost.
4278 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4279 can now be invoked more than once. Update comments.
4280 (init_regs): Update comments.
4281 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4282 and initial_call_really_used_regs, instead of the non-initial
4283 variables. This allows us to save the command-line register settings
4284 after target reinitialization.
4285 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4286 * rtl.h (init_emit_regs): Declare.
4287 (init_reg_modes_target, init_alias_target): Renamed as described
4289 * reload1.c (init_reload): Update comments.
4290 * optabs.c (init_optabs): Likewise.
4291 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4293 2007-08-26 Chao-ying Fu <fu@mips.com>
4295 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4298 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4300 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4302 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4304 * bb-reorder.c (copy_bb_p): Likewise.
4305 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4306 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4307 block_ends_with_condjump_p): Likewise.
4308 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4309 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4310 block_ends_with_condjump_p): Likewise.
4311 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4312 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4313 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4314 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4315 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4316 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4317 debug_true_const_tree instad of debug_true_tree.
4318 * debug.c (do_nothing_debug_hooks): Likewise.
4319 * debug.h (ignore_block, debug_true_const_tree): Constify.
4320 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4321 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4322 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4323 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4324 dbx_reg_number, is_based_loc, field_type,
4325 simple_type_align_in_bits, simple_decl_align_in_bits,
4326 simple_type_size_in_bits, field_byte_offset, insert_float,
4327 type_tag, member_declared_type, is_redundant_typedef,
4328 secname_for_decl, is_inlined_entry_point): Likewise.
4329 * emit-rtl.c (const_next_insn, const_previous_insn,
4330 const_next_nonnote_insn, const_prev_nonnote_insn,
4331 const_next_real_insn, const_prev_real_insn,
4332 const_next_active_insn, const_prev_active_insn, const_next_label,
4333 const_prev_label): Likewise.
4334 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4336 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4337 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4338 sched_insn_is_legitimate_for_speculation_p): Likewise.
4339 * jump.c (reversed_comparison_code_parts,
4340 reversed_comparison_code, reversed_comparison, condjump_label):
4342 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4343 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4345 * rtl.h (const_previous_insn, const_next_insn,
4346 const_prev_nonnote_insn, const_next_nonnote_insn,
4347 const_prev_real_insn, const_next_real_insn,
4348 const_prev_active_insn, const_next_active_insn, const_prev_label,
4349 const_next_label, modified_between_p, modified_in_p,
4350 const_note_storeskeep_with_call_p, condjump_label,
4351 reversed_comparison, reversed_comparison_code,
4352 reversed_comparison_code_parts, memory_modified_in_insn_p,
4353 stack_regs_mentioned): Likewise.
4354 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4355 keep_with_call_p): Likewise.
4356 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4357 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4358 sd_lists_size, sd_lists_empty_p): Likewise.
4359 * sched-int.h (sched_insns_conditions_mutex_p,
4360 haifa_classify_insn, no_real_insns_p,
4361 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4362 sd_lists_size, sd_lists_empty_p): Likewise.
4363 * sdbout.c (sdb_debug_hooks): Likewise.
4364 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4365 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4366 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4368 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4369 tree_can_throw_internal): Likewise.
4370 * tree-flow-inline.h (phi_nodes): Likewise.
4371 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4372 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4373 * tree-gimple.c (const_get_call_expr_in): Likewise.
4374 * tree-gimple.h (const_get_call_expr_in): Likewise.
4375 * tree.c (const_lookup_attribute, attribute_list_equal,
4376 attribute_list_contained): Likewise.
4377 * tree.h (attribute_list_equal, attribute_list_contained,
4378 const_lookup_attribute): Likewise.
4379 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4381 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4383 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4384 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4386 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4389 * config/alpha/constraints.md: Delete "svn:mime-type" property
4390 with svn propdel "svn:mime-type".
4392 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4395 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4396 non NOTE insn doesn't cross basic block.
4397 (noce_try_abs): Likewise.
4398 (noce_process_if_block): Likewise.
4400 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4403 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4404 operand without auto-inc-dec.
4405 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4406 offsettable_mem_operand.
4407 (floatunssidf2_internal): Same.
4408 (fix_truncdfsi2_internal): Same.
4409 (floatsidf_ppc64): Same.
4410 (floatunssidf_ppc64): Same.
4411 (fix_trunctfsi2_internal): Same.
4413 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4416 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4417 pass defines needed for version.c.
4419 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4421 * configure.ac (--debug-prefix-map check): Change assembler
4422 version presumed to have feature to 2.18.
4423 * configure: Regenerate.
4425 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4427 * c-common.c (vector_types_convertible_p,
4428 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4429 self_promoting_args_p): Constify.
4430 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4431 c_promoting_integer_type_p, self_promoting_args_p,
4432 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4433 * c-decl.c (anon_aggr_type_p): Likewise.
4434 * * c-dump.c (dump_stmt): Likewise.
4435 * c-objc-common.c (has_c_linkage): Likewise.
4436 * c-tree.h (same_translation_unit_p): Likewise.
4437 * c-typeck.c (null_pointer_constant_p,
4438 tagged_types_tu_compatible_p, function_types_compatible_p,
4439 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4440 comptypes_internal, struct tagged_tu_seen_cache,
4441 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4442 c_size_in_bytes): Likewise.
4443 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4444 hash_ptr, eq_ptr): Likewise.
4445 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4446 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4447 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4448 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4450 * optabs.c (optab_for_tree_code): Likewise.
4451 * optabs.h (optab_for_tree_code): Likewise.
4452 * rtl.h (simplify_rtx): Likewise.
4453 * simplify-rtx.c (simplify_rtx): Likewise.
4454 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4455 dump_flag, dump_node): Likewise.
4456 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4457 queue_and_dump_type, dump_flag): Likewise.
4458 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4459 * tree-pass.h (dump_node): Likewise.
4460 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4461 supportable_narrowing_operation): Likewise.
4462 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4463 supportable_narrowing_operation): Likewise.
4464 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4465 is_negative_overflow_infinity, is_positive_overflow_infinity,
4466 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4467 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4468 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4469 ssa_name_nonzero_p, fp_predicate): Likewise.
4470 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4471 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4472 ssa_name_nonnegative_p): Likewise.
4474 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4476 * config.gcc : Add x86_64-elf target.
4478 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4480 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4482 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4483 Nigel Stephens <nigel@mips.com>
4487 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4488 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4489 * expr.c (SET_BY_PIECES_P): Define.
4490 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4491 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4492 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4494 * expr.h (SET_RATIO): Define.
4495 (can_store_by_pieces, store_by_pieces): Update prototypes.
4496 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4497 can_store_by_pieces/store_by_pieces.
4498 (expand_builtin_memcpy_args): Likewise.
4499 (expand_builtin_strncpy): Likewise.
4500 (expand_builtin_memset_args): Likewise. Also remove special case
4501 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4502 decide what to do instead.
4503 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4504 to can_store_by_pieces.
4506 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4507 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4509 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4510 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4511 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4512 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4513 (STORE_BY_PIECES_P): Define.
4515 2007-08-24 Tom Tromey <tromey@redhat.com>
4517 * varpool.c (varpool_last_needed_node): Fix comment typo.
4518 * c-decl.c (duplicate_decls): Fix comment typo.
4519 (clone_underlying_type): Update comment.
4521 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4523 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4524 alpha_in_small_data_p, alpha_split_complex_arg,
4525 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4527 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4528 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4530 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4531 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4532 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4533 * config/darwin.c (darwin_binds_local_p): Likewise.
4534 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4536 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4537 i386_pe_valid_dllimport_attribute_p): Likewise.
4538 * config/i386/i386.c (ix86_function_regparm,
4539 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4540 x86_can_output_mi_thunk, ix86_mangle_type,
4541 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4542 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4543 i386_pe_binds_local_p): Likewise.
4544 * config/ia64/ia64.c
4545 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4546 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4547 ia64_invalid_conversion, ia64_invalid_unary_op,
4548 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4550 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4551 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4552 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4553 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4554 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4555 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4556 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4557 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4558 * config/pa/pa.c (pa_commutative_p): Likewise.
4559 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4561 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4562 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4563 rs6000_use_blocks_for_constant_p,
4564 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4565 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4566 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4567 * config/s390/s390.c (s390_mangle_type,
4568 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4570 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4571 th_in_small_data_p): Likewise.
4572 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4573 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4575 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4576 sparc_mangle_type): Likewise.
4577 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4578 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4579 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4581 * hooks.c (hook_bool_mode_const_rtx_false,
4582 hook_bool_mode_const_rtx_true,
4583 hook_bool_const_tree_hwi_hwi_const_tree_false,
4584 hook_bool_const_tree_hwi_hwi_const_tree_true,
4585 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4586 hook_constcharptr_const_tree_null,
4587 hook_constcharptr_const_rtx_null,
4588 hook_constcharptr_const_tree_const_tree_null,
4589 hook_constcharptr_int_const_tree_null,
4590 hook_constcharptr_int_const_tree_const_tree_null): New.
4591 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4592 hook_bool_tree_hwi_hwi_tree_false,
4593 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4594 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4595 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4596 hook_constcharptr_int_tree_null,
4597 hook_constcharptr_int_tree_tree_null): Delete.
4598 (default_can_output_mi_thunk_no_vcall): Constify.
4599 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4600 hook_bool_tree_hwi_hwi_tree_false,
4601 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4602 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4603 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4604 hook_constcharptr_int_tree_null,
4605 hook_constcharptr_int_tree_tree_null): Delete.
4606 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4607 hook_bool_const_tree_hwi_hwi_const_tree_false,
4608 hook_bool_const_tree_hwi_hwi_const_tree_true,
4609 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4610 hook_constcharptr_const_tree_null,
4611 hook_constcharptr_const_rtx_null,
4612 hook_constcharptr_const_tree_const_tree_null,
4613 hook_constcharptr_int_const_tree_null,
4614 hook_constcharptr_int_const_tree_const_tree_null): New.
4615 (default_can_output_mi_thunk_no_vcall): Constify.
4616 * integrate.c (function_attribute_inlinable_p): Likewise.
4617 * integrate.h (function_attribute_inlinable_p): Likewise.
4618 * jump.c (rtx_renumbered_equal_p): Likewise.
4619 * output.h (decl_readonly_section, categorize_decl_for_section,
4620 default_use_anchors_for_symbol_p, default_binds_local_p,
4621 default_binds_local_p_1): Likewise.
4622 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4624 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4625 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4626 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4627 TARGET_COMP_TYPE_ATTRIBUTES,
4628 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4629 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4630 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4631 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4632 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4633 * target.h (can_output_mi_thunk, needs_block_p,
4634 first_cycle_multipass_dfa_lookahead_guard_spec,
4635 vector_alignment_reachable, comp_type_attributes,
4636 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4637 commutative_p, use_blocks_for_constant_p,
4638 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4639 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4640 invalid_within_doloop, valid_dllimport_attribute_p,
4641 split_complex_arg, invalid_arg_for_unprototyped_fn,
4642 invalid_conversion, invalid_unary_op, invalid_binary_op):
4644 * targhooks.c (default_invalid_within_doloop,
4645 hook_invalid_arg_for_unprototyped_fn,
4646 default_builtin_vector_alignment_reachable): Likewise.
4647 (hook_bool_rtx_commutative_p): Delete.
4648 (hook_bool_const_rtx_commutative_p): New.
4649 * targhooks.h (default_invalid_within_doloop,
4650 default_builtin_vector_alignment_reachable,
4651 hook_invalid_arg_for_unprototyped_fn): Constify.
4652 (hook_bool_rtx_commutative_p): Delete.
4653 (hook_bool_const_rtx_commutative_p): New.
4654 * varasm.c (bss_initializer_p, decl_default_tls_model,
4655 categorize_decl_for_section, decl_readonly_section,
4656 default_use_anchors_for_symbol_p, default_binds_local_p,
4657 default_binds_local_p_1): Constify.
4659 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4661 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4662 __NO_BUILTIN if -fno-builtin.
4664 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4666 * config/bfin/bfin.c (print_operand): Report error instead of
4667 ICE for wrong operand.
4669 2007-08-24 Michael Matz <matz@suse.de>
4671 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4673 2007-08-24 Richard Guenther <rguenther@suse.de>
4676 * tree-ssa.c (useless_type_conversion_p): Split into a
4677 recursive and a non-recursive part.
4678 (useless_type_conversion_p_1): New function.
4679 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4680 from maybe_fold_offset_to_reference is trivially convertible
4681 to the desired type before doing the simplification.
4683 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4685 * expr.c (store_expr): Optimize initialization of an array
4687 * expr.h (builtin_strncpy_read_str): New prototype.
4688 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4691 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4694 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4695 field when initializing if_info structure.
4697 2007-08-24 Richard Guenther <rguenther@suse.de>
4699 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4701 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4702 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4703 * tree-inline.c (inlinable_function_p): Fold in common parts of
4704 the cannot_inline_tree_fn langhook.
4705 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4706 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4707 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4708 cannot_inline_tree_fn langhook.
4709 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4710 cannot_inline_tree_fn member.
4712 2007-08-24 Richard Guenther <rguenther@suse.de>
4714 * expr.c (get_inner_reference): Do computation of bitoffset
4715 from offset in a way we can detect overflow reliably.
4717 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4719 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4721 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4723 * config/bfin/bfin.opt (mfast-fp): Add.
4724 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4725 libbffastfp override libgcc if -mfast-fp.
4726 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4727 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4728 (Blackfin Options): Document -mfast-fp.
4730 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4732 PR tree-optimization/32573
4734 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4735 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4736 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4737 (build_classic_dist_vector): Return false rather than true if
4738 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4739 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4740 returned false. Don't call save_dist_v before calling
4741 build_classic_dist_vector_1.
4742 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4743 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4744 DDR_DIR_VECTS vectors.
4746 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4748 * configure.ac (leb128): Modify sed statement to work with any
4749 binutils version string.
4750 * configure: Regenerate
4752 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4755 Wrap in RTX_CODE macro guard.
4756 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4757 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4758 arm_mark_dllimport, arm_pe_encode_section_info,
4759 arm_pe_unique_section): Use ISO-C function declarations.
4760 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4761 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4762 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4764 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4765 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4767 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4769 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4770 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4771 (register_move_cost): Use ISO-C function declarations.
4772 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4773 * config/score/score-protos.h (score_declare_object): Add
4775 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4777 * final.c (profile_function): Avoid empty if-bodies.
4780 * calls.c (must_pass_in_stack_var_size,
4781 must_pass_in_stack_var_size_or_pad): Constify.
4782 * config/alpha/alpha-protos.h (function_value): Likewise.
4783 * config/alpha/alpha.c (alpha_return_in_memory,
4784 alpha_pass_by_reference, function_value,
4785 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4786 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4788 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4789 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4790 TARGET_PROMOTE_PROTOTYPES): Likewise.
4791 * config/arm/arm-protos.h (arm_return_in_memory,
4792 arm_pad_arg_upward, arm_function_value): Likewise.
4793 * config/arm/arm.c (arm_pass_by_reference,
4794 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4795 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4796 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4798 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4799 * config/avr/avr-protos.h (avr_function_value): Likewise.
4800 * config/avr/avr.c (avr_return_in_memory,
4801 gas_output_limited_string, gas_output_ascii, avr_function_value,
4802 avr_return_in_memory): Likewise.
4803 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4804 * config/bfin/bfin.c (bfin_pass_by_reference,
4805 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4806 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4808 * config/cris/cris.c (cris_pass_by_reference,
4809 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4810 * config/crx/crx.c (crx_return_in_memory): Likewise.
4811 * config/darwin.c (function_base, machopic_function_base_name):
4813 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4814 TARGET_PROMOTE_PROTOTYPES): Likewise.
4815 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4816 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4817 * config/i386/i386-protos.h (ix86_return_in_memory,
4818 ix86_sol10_return_in_memory): Likewise.
4819 * config/i386/i386.c (ix86_function_value,
4820 ix86_function_sseregparm, ix86_must_pass_in_stack,
4821 type_natural_mode, classify_argument, examine_argument,
4822 construct_container, ix86_pass_by_reference, function_value_32,
4823 function_value_64, ix86_function_value_1, return_in_memory_32,
4824 return_in_memory_64, return_in_memory_ms_64,
4825 ix86_return_in_memory, ix86_sol10_return_in_memory,
4826 TARGET_PROMOTE_PROTOTYPES): Likewise.
4827 * config/ia64/ia64-protos.h (ia64_function_value,
4828 ia64_hpux_function_arg_padding): Likewise.
4829 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4830 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4831 ia64_hpux_function_arg_padding): Likewise.
4832 * config/iq2000/iq2000-protos.h (function_arg,
4833 iq2000_function_value): Likewise.
4834 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4835 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4836 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4837 function_arg, iq2000_function_value): Likewise.
4838 * config/m32c/m32c-protos.h (m32c_function_value,
4839 m32c_promote_function_return): Likewise.
4840 * config/m32c/m32c.c (m32c_pass_by_reference,
4841 m32c_promote_prototypes, m32c_promote_function_return,
4842 m32c_function_value): Likewise.
4843 * config/m32r/m32r.c (m32r_return_in_memory,
4844 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4845 m32r_in_small_data_p): Likewise.
4846 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4848 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4849 m68hc11_function_arg_padding): Likewise.
4850 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4851 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4852 m68k_function_value): Likewise.
4853 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4854 mcore_function_value): Likewise.
4855 * config/mcore/mcore.c (handle_structs_in_regs,
4856 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4857 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4858 mcore_num_arg_regs, mcore_function_value): Likewise.
4859 * config/mips/mips-protos.h (mips_pad_arg_upward,
4860 mips_function_value): Likewise.
4861 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4862 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4863 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4864 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4865 mips_function_value): Likewise.
4866 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4868 * config/mmix/mmix.c (mmix_pass_by_reference,
4869 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4870 mmix_encode_section_info): Likewise.
4871 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4873 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4874 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4875 mn10300_function_value): Likewise.
4876 * config/mt/mt-protos.h (mt_function_value): Likewise.
4877 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4878 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4879 * config/pa/pa-protos.h (function_arg_padding, function_value,
4880 pa_return_in_memory): Likewise.
4881 * config/pa/pa.c (pa_pass_by_reference,
4882 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4883 function_arg_padding, function_value, pa_return_in_memory):
4885 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4886 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4887 function_arg_padding): Likewise.
4888 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4889 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4890 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4891 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4892 function_arg_padding, altivec_expand_dst_builtin,
4893 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4894 altivec_init_builtins, rs6000_common_init_builtins,
4895 rs6000_function_value): Likewise.
4896 * s390/s390-protos.h (s390_function_value): Likewise.
4897 * config/s390/s390.c (s390_function_arg_size,
4898 s390_pass_by_reference, s390_return_in_memory,
4899 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4900 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4901 * config/score/score-protos.h (score_function_value): Likewise.
4902 * config/score/score.c (score_arg_partial_bytes,
4903 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4904 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4905 score_pass_by_reference, score_add_offset, score_function_value):
4907 * config/sh/sh-protos.h (sh_attr_renesas_p,
4908 sh_promote_prototypes): Likewise.
4909 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4910 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4911 sh_attr_renesas_p): Likewise.
4912 * config/sparc/sparc-protos.h (function_value,
4913 function_arg_padding): Likewise.
4914 * config/sparc/sparc.c (sparc_promote_prototypes,
4915 sparc_return_in_memory, sparc_pass_by_reference,
4916 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4917 function_arg_record_value_2, function_arg_record_value_1,
4918 function_arg_record_value, function_arg_record_value,
4919 function_arg_padding, function_value): Likewise.
4920 * config/spu/spu-protos.h (spu_function_value): Likewise.
4921 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4922 spu_function_value): Likewise.
4923 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4925 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4926 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4927 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4929 * config/v850/v850.c (v850_return_in_memory,
4930 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4931 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4932 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4933 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4934 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4936 * explow.c (promote_mode, hard_function_value): Likewise.
4937 * expr.h (hard_function_value, promote_mode): Likewise.
4938 * function.c (aggregate_value_p): Likewise.
4939 * hooks.c (hook_bool_const_tree_true): New.
4940 * hooks.h (hook_bool_const_tree_true): New.
4941 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4942 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4943 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4944 TARGET_RETURN_IN_MSB): Likewise.
4945 * target.h (promote_function_args, promote_function_return,
4946 promote_prototypes, return_in_memory, return_in_msb,
4947 pass_by_reference, must_pass_in_stack, callee_copies,
4948 function_value): Likewise.
4949 * targhooks.c (default_return_in_memory,
4950 hook_pass_by_reference_must_pass_in_stack,
4951 hook_callee_copies_named,
4952 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4953 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4954 default_function_value): Likewise.
4955 * targhooks.h (default_return_in_memory,
4956 hook_pass_by_reference_must_pass_in_stack,
4957 hook_callee_copies_named,
4958 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4959 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4960 default_function_value): Likewise.
4961 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4962 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4963 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4964 * tree.c (needs_to_live_in_memory): Likewise.
4965 * tree.h (struct tree_type, needs_to_live_in_memory,
4966 aggregate_value_p, must_pass_in_stack_var_size,
4967 must_pass_in_stack_var_size_or_pad): Likewise.
4968 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4969 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4970 lookup_filename): Likewise.
4972 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4976 fake fcomi i387 instruction for !TARGET_CMOVE.
4977 (ix86_expand_branch): Expand natural sequence with one jump for
4978 all targets, not only TARGET_CMOVE.
4979 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4980 pattern to implement fake fcomi sequence. Split instruction after
4981 reload to correct compare sequences.
4982 (*cmpfp_xf_cc): Ditto.
4983 (*cmpfp_<mode>_cc): Ditto.
4984 (*cmpfp_u_cc): Ditto.
4985 (*cmpfp_<mode>_cc): Ditto.
4987 2007-08-23 Richard Guenther <rguenther@suse.de>
4989 * tree-pretty-print.c (dump_generic_node): Annotate
4990 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4992 2007-08-23 Richard Guenther <rguenther@suse.de>
4994 * builtins.c (expand_builtin_mathfn): Wrap argument in
4995 save_expr directly instead of re-building the call.
4996 (expand_builtin_mathfn_2): Likewise.
4997 (expand_builtin_mathfn_3): Likewise.
4998 (expand_builtin_interclass_mathfn): Likewise.
4999 (expand_builtin_int_roundingfn): Set arg.
5000 (expand_builtin_int_roundingfn_2): Likewise.
5002 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
5004 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
5005 *sse_nand<mode>3, *sse_xor<mode>3): New.
5007 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
5009 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
5010 * config/i386/i386.c (print_operand): Handle ';' code. Output
5011 semicolon for TARGET_MACHO.
5012 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
5013 emit semicolon after 'lock' prefix.
5014 (sync_double_compare_and_swap<mode>): Ditto.
5015 (*sync_double_compare_and_swapdi_pic): Ditto.
5016 (*sync_compare_and_swap_cc<mode>): Ditto.
5017 (sync_double_compare_and_swap_cc<mode>): Ditto.
5018 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5019 (sync_old_add<mode>): Ditto.
5020 (sync_add<mode>): Ditto.
5021 (sync_sub<mode>): Ditto.
5022 (sync_ior<mode>): Ditto.
5023 (sync_and<mode>): Ditto.
5024 (sync_xor<mode>): Ditto.
5026 2007-08-22 Chao-ying Fu <fu@mips.com>
5028 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
5030 (copy_rtx): Handle CONST_FIXED.
5031 (rtx_equal_p): Likewise.
5032 * rtl.h (fixed_value.h): New include.
5033 (rtx_def): Add a new field of fixed_value to u.
5034 (XCNMPFV): Define for accessing fixed_value.
5035 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
5037 * rtl.def (CONST_FIXED): New constant.
5038 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
5039 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
5040 US_ASHIFT): New codes.
5041 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
5042 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
5043 unsigned_fract_convert, unsigned_sat_fract): Document them.
5044 * varasm.c (assemble_integer): Extend to support fixed-point constants
5045 by using different machine classes.
5046 (decode_addr_const): Handle FIXED_CST.
5047 (const_hash_1): Likewise.
5048 (compare_constant): Likewise.
5049 (copy_constant): Likewise.
5050 (const_rtx_hash_1): Handle CONST_FIXED.
5051 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5052 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5054 (initializer_constant_valid_p): Handle FIXED_CST.
5055 (output_constant): Support FIXED_POINT_TYPE.
5056 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
5057 * cse.c (hash_rtx): Support CONST_FIXED.
5058 (exp_equiv_p): Likewise.
5059 (cannon_reg): Likewise.
5060 (fold_rtx): Likewise.
5061 (equiv_constant): Likewise.
5062 (cse_process_notes_1): Likewise.
5063 (count_reg_usage): Likewise.
5064 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5065 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5066 (wrap_constant): Check CONST_FIXED.
5067 (cselib_hash_rtx): Support CONST_FIXED.
5068 (cselib_subst_to_values): Likewise.
5069 * df-scan.c (df_uses_record): Likewise.
5070 * gcse.c (want_to_gcse_p): Likewise.
5071 (oprs_unchanged_p): Likewise.
5072 (oprs_not_set_p): Likewise.
5073 (compute_transp): Likewise.
5074 (extract_mentioned_regs_helper): Likewise.
5075 * genemit.c (gen_exp): Likewise.
5076 * local-alloc.c (equiv_init_varies_p): Likewise.
5077 (contains_replace_regs): Likewise.
5078 (memref_referenced_p): Likewise.
5079 * loop-invariant.c (check_maybe_invariant): Likewise.
5080 (hash_invariant_expr_1): Likewise.
5081 (invariant_expr_equal_p): Likewise.
5082 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5083 * regclass.c (reg_scan_mark_refs): Likewise.
5084 * regrename.c (scan_rtx): Likewise.
5085 * resource.c (mark_referenced_resources): Likewise.
5086 (mark_set_resources): Likewise.
5087 * rtlanal.c (rtx_unstable_p): Likewise.
5088 (rtx_varies_p): Likewise.
5089 (count_occurrences): Likewise.
5090 (reg_mentioned_p): Likewise.
5091 (modified_between_p): Likewise.
5092 (modified_in_p): Likewise.
5093 (volatile_insn_p): Likewise.
5094 (volatile_refs_p): Likewise.
5095 (side_effects_p): Likewise.
5096 (may_trap_p_1): Likewise.
5097 (inequality_comparisons_p): Likewise.
5098 (computed_jump_p_1): Likewise.
5099 (commutative_operand_precedence): Likewise.
5100 * sched-deps.c (sched_analyze_2): Likewise.
5101 * sched-vis.c (print_value): Likewise.
5102 * reload.c (operands_match_p): Likewise.
5103 (subst_reg_equivs): Likewise.
5104 * reload1.c (eliminate_regs_1): Likewise.
5105 (elimination_effects): Likewise.
5106 (scan_paradoxical_subregs): Likewise.
5107 * alias.c (rtx_equal_for_memref_p): Likewise.
5108 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5109 * emit-rtl.c (const_fixed_htab): New hash table.
5110 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5112 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5113 const_fixed_from_fixed_value): New functions.
5114 (verify_rtx_sharing): Handle CONST_FIXED.
5115 (copy_rtx_if_shared_1): Likewise.
5116 (reset_used_flags): Likewise.
5117 (set_used_flags): Likewise.
5118 (copy_insn_1): Likewise.
5119 (init_emit_once): Create const_fixed_htab.
5120 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5122 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5124 PR tree-optimization/32949
5125 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5126 before failing for ivs with non-constant step.
5128 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5130 * doc/md.texi (Iterators): Renamed from Macros. All contents
5131 changed to reflect rename of respectively define_code_macro and
5132 define_mode_macro to define_code_iterator and define_mode_iterator.
5133 (Mode Iterators, Code Iterators): Similar.
5134 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5135 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5136 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5137 (initialize_iterators, find_iterator, check_code_iterator)
5138 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5139 (read_mapping, read_rtx_1): Similar.
5140 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5141 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5142 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5143 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5144 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5145 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5146 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5147 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5148 config/rs6000/sync.md, config/rs6000/rs6000.md,
5149 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5150 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5151 config/vax/vax.md, config/bfin/bfin.md: Similar.
5153 2007-08-22 David Daney <ddaney@avtrex.com>
5155 * doc/install.texi (Testing): Mention testing on a simulator.
5157 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5159 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5161 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5162 and rearrange floating point conversion functions into different
5165 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5167 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5168 dfa_post_advance_cycle): New scheduler hooks.
5169 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5170 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5172 (TARGET_SCHED): Use them.
5173 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5174 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5175 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5177 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5178 function to facilitate debugging.
5179 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5180 (output_insn_has_dfa_reservation_p): New static function to output
5181 insn_has_dfa_reservation_p ().
5182 (write_automata): Use it.
5183 * genattr.c (main): Output declaration for
5184 insn_has_dfa_reservation_p ().
5186 2007-08-22 Christian Bruel <christian.bruel@st.com>
5187 Richard Guenther <rguenther@suse.de>
5189 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5190 * simplify_rtx (simplify_binary_operation_1): Likewise.
5192 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5194 PR rtl-optimization/32557
5195 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5196 of REGNO (mws->mw_reg).
5198 2007-08-22 Richard Guenther <rguenther@suse.de>
5201 * builtins.c (expand_builtin_int_roundingfn): Replace call
5202 argument wrapped with SAVE_EXPR directly.
5203 (expand_builtin_int_roundingfn_2): Likewise.
5205 2007-08-22 Richard Guenther <rguenther@suse.de>
5207 * tree-inline.c (inlinable_function_p): Restore disregarding
5208 inline limits for GNU extern inline functions.
5210 2007-08-22 Richard Guenther <rguenther@suse.de>
5213 * tree.c (host_integerp): Treat sizetype as signed as it is
5216 2007-08-21 Ian Lance Taylor <iant@google.com>
5218 PR tree-optimization/33134
5219 * tree-vrp.c (adjust_range_with_scev): Call
5220 set_value_range_to_value.
5222 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5224 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5227 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5229 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5232 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5234 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5235 cases to set eight bytes at a time.
5236 (expand_block_move): Likewise.
5238 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5241 * dwarf2out.c (gen_decl_die): Don't call
5242 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5244 2007-08-21 Paul Brook <paul@codesourcery.com>
5245 Nathan Sidwell <nathan@codesourcery.com>
5246 Mark Mitchell <mark@codesourcery.com>
5247 Joseph Myers <joseph@codesourcery.com>
5249 * configure.ac: Add --with-pkgversion and --with-bugurl.
5250 * configure: Regenerate.
5251 * doc/install.texi: Document them.
5252 * version.c (version_string): Remove VERSUFFIX.
5253 (VERSUFFIX): Remove.
5254 (pkgversion_string): New.
5255 (bug_report_url): Do not hard-code initializer.
5256 * version.h (pkgversion_string): Declare.
5257 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5259 (version.o): Define PKGVERSION and BUGURL.
5260 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5261 (%.pod): Define BUGURL.
5262 * gcc.c (process_command, main): Use pkgversion_string.
5263 * toplev.c (compile_file, print_version): Likewise.
5264 * protoize.c (main): Likewise.
5265 * gcov.c (print_version): Likewise. Update copyright date.
5266 * gcov-dump.c (print_version): Likewise. Update copyright date.
5267 * mips-tdump.c (main): Likewise. Update copyright date.
5268 * mips-tfile.c (main): Likewise. Update copyright date.
5269 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5270 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5271 shorten description.
5272 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5273 * doc/gccint.texi: Likewise.
5274 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5275 Update copyright date.
5277 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5279 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5280 (ix86_expand_strlensi_unroll_1): Ditto.
5281 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5282 (ix86_expand_carry_flag_compare): Update comment.
5284 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5287 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5288 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5290 2007-08-21 Richard Guenther <rguenther@suse.de>
5292 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5294 2007-08-21 Richard Guenther <rguenther@suse.de>
5297 * fold-const.c (fold_binary): Remove index +p PTR folding.
5298 Fix types of POINTER_PLUS_EXPR generated by folding of
5301 2007-08-20 Chao-ying Fu <fu@mips.com>
5303 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5304 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5305 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5306 (c_common_fixed_point_type_for_size): Declare.
5307 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5308 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5309 (c_token_starts_declspecs): Likewise.
5310 (c_parser_declspecs): Likewise.
5311 (c_parser_attributes): Likewise.
5312 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5313 (c_declspecs): Add saturating_p.
5314 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5315 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5316 _Sat. Handle RID_SAT.
5317 Avoid using void, bool, char, int, float, double, _Decimal32,
5318 _Decimal64, _Decimal128, and complex with _Sat.
5319 Handle RID_FRACT and RID_ACCUM.
5320 Make sure _Sat is used with _Fract or _Accum.
5321 (finish_declspecs): Handle cts_fract and cts_accum.
5322 * c-common.c (fixed-value.h): New include.
5323 (constant_expression_warning): Handle FIXED_CST.
5324 (overflow_warning): Likewise.
5325 (warnings_for_convert_and_check): Likewise.
5326 (c_common_fixed_point_type_for_size): New.
5327 (c_common_type_for_mode): Handle fixed-point modes to
5328 return various saturating/non-saturating, signed/unsigned types.
5329 (c_common_signed_or_unsigned_type): Support fixed-point types.
5330 (shorten_compare): Check fixed-point zero.
5331 Handle FIXED_POINT_TYPE.
5332 (c_common_truthvalue_conversion): Handle FIXED_CST.
5333 Handle FIXED_POINT_TYPE.
5334 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5336 (handle_mode_attribute): Handle fixed-point modes. Need to check
5337 if the signness of base type and fixed-point modes are consistent.
5338 (handle_vector_size_attribute): Handle fixed-point modes.
5339 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5340 (warn_for_div_by_zero): Check fixed-point zero.
5341 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5342 a common fixed-point type based on fbit, ibit, sign, and saturation.
5343 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5344 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5345 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5346 (convert_for_assignment): Support FIXED_POINT_TYPE.
5347 (digest_init): Handle FIXED_POINT_TYPE.
5348 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5349 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5350 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5351 GE_EXPR, LT_EXPR, GT_EXPR.
5352 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5353 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5354 * target.h (gcc_target): Add fixed_point_supported_p.
5355 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5356 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5357 (default_fixed_point_supported_p): Define.
5358 * targhooks.h (default_fixed_point_supported_p): Declare.
5359 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5360 * doc/install.texi (Configuration): Add --enable-fixed-point.
5361 * configure.ac (--enable-fixed-point): New to enable fixed-point
5362 arithmetic extension to C. For mips targets, we enable it by default.
5363 * configure, config.in: Regenerate.
5365 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5367 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5369 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5371 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5372 DWARF2_DEBUGGING_INFO.
5373 (cold_text_section_used): Same.
5374 (cold_text_section): Same.
5376 2007-08-20 Richard Guenther <rguenther@suse.de>
5378 * c-typeck.c (convert_for_assignment): Use the type of
5379 the member for the initialization.
5381 2007-08-20 Richard Guenther <rguenther@suse.de>
5383 * c-objc-common.c (c_disregard_inline_limits): Remove.
5384 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5385 * cgraphunit.c (cgraph_process_new_functions): Call
5386 disregard_inline_limits_p.
5387 (cgraph_preserve_function_body_p): Likewise.
5388 * ipa-inline.c (compute_inline_parameters): Likewise.
5389 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5391 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5392 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5393 disregard_inline_limits langhook.
5394 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5396 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5397 disregard_inline_limits langhook.
5398 * tree-inline.c (disregard_inline_limits_p): New function.
5399 * tree-inline.h (disregard_inline_limits_p): Declare.
5401 2007-08-20 Richard Guenther <rguenther@suse.de>
5403 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5404 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5405 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5406 auto_var_in_fn_p langhook.
5407 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5409 * tree.c (auto_var_in_fn_p): ... here.
5410 (find_var_from_fn): Call auto_var_in_fn_p directly.
5411 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5412 auto_var_in_fn_p langhook.
5413 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5414 (copy_body_r): Likewise.
5415 (self_inlining_addr_expr): Likewise.
5416 * tree.h (auto_var_in_fn_p): Declare.
5418 2007-08-20 Richard Guenther <rguenther@suse.de>
5420 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5421 (walk_type_fields): Take lh parameter.
5422 (walk_tree): Rename to ...
5423 (walk_tree_1): ... this. Do not call the walk_subtrees
5424 langhook but the now passed callback. Pass lh on recursion.
5425 (walk_tree_without_duplicates): Rename to ...
5426 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5427 and call walk_tree_1.
5428 * tree.h (walk_tree_lh): New typedef.
5429 (walk_tree_1): Declare.
5430 (walk_tree_without_duplicates_1): Likewise.
5431 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5432 (walk_tree_without_duplicates): New define to
5433 walk_tree_without_duplicates_1 with NULL lh parameter.
5434 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5435 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5437 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5438 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5439 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5442 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5445 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5446 code in front of the compacting of basic blocks.
5447 Move the folding of statements inbetween the cgraph checking
5448 and compacting of basic blocks.
5450 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5451 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5454 * config/alpha/alpha.c (va_list_skip_additions): Check for
5455 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5456 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5457 PLUS_EXPR when checking ap.__base.
5458 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5459 when doing addition on pointer types. Use size_int instead of
5461 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5462 ptr_type in the second operand.
5464 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5467 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5469 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5472 * cfgexpand.c (expand_one_register_var): Mark pointer
5473 DECL_ARTIFICIAL as REG_POINTER also.
5474 * stmt.c (expand_decl): Likewise.
5476 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5483 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5484 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5485 on_worklist argument and avoid adding things to worklist multiple
5487 (add_to_worklist): Ditto.
5488 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5489 single SFT is clobbered.
5490 (set_initial_properties): Ditto.
5491 (compute_call_clobbered): Update for changes to function
5493 (create_overlap_variables_for): Always create SFT for offset 0.
5494 (create_structure_vars): Handle PHI's, since we are in SSA form at
5496 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5497 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5499 (add_vars_for_offset): Figure out aliases from access + points-to.
5500 (add_virtual_operand): Use add_vars-for_offset.
5501 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5502 (add_call_clobber_ops): Remove makes_clobbering_call set.
5503 (get_expr_operands): Always pass through the INDIRECT_REF
5505 * tree-ssa-structalias.c (struct constraint_graph): Remove
5507 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5508 address_taken, pt_used, number_incoming.
5509 (FIRST_ADDR_NODE): Removed.
5510 (merge_graph_nodes): Remove broken code for the moment.
5511 (init_graph): New function.
5512 (build_pred_graph): Remove code to init_graph.
5513 Add location equivalence support.
5514 (struct scc_info): Rename roots to deleted.
5516 (init_scc_info): Ditto
5517 (init_topo_info): Use graph->size.
5518 (compute_topo_order): Ditto.
5519 (do_da_constraint): Removed.
5520 (do_sd_constraint): Remove calls to find().
5521 set_union_with_increment should always get 0 as last arg here.
5522 (do_complex_constraint): Replace do_da_constraint with assert.
5524 (struct equiv_class_label): New.
5525 (pointer_equiv_class_table): Ditto.
5526 (location_equiv_class_table): Ditto.
5527 (equiv_class_label_hash): Ditto.
5528 (equiv_class_label_eq): Ditto
5529 (equiv_class_lookup): Ditto.
5530 (equiv_class_ladd): Ditto.
5531 (pointer_equiv_class): Ditto.
5532 (location_equiv_class): Ditto.
5533 (condense_visit): Rename and rewrite from label_visit to do only
5534 SCC related stuff for HU.
5535 (label_visit): Do HU work for HU.
5536 (perform_var_substitution): Update to do HU and location
5538 (free_var_substitution_info): Update to free HU and location
5539 equivalence structures. */
5540 (find_equivalent_node): Update for pointer but not location
5542 (unite_pointer_equivalences): New function.
5543 (move_complex_constraints): Rewrite to only do moving.
5544 (rewrite_constraints): Split out of move_complex_constraints.
5545 (solve_graph): Use graph->size.
5546 (process_constraint_1): Add from_call argument, use it.
5547 Split *a = &b into two constraints.
5548 (process_constraint): Use new process_constraint_1.
5549 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5550 (get_constraint_for): Handle non-pointer integers properly.
5551 Remove code that used to handle structures.
5552 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5553 with unknown addends.
5554 (handle_rhs_call): New function.
5555 (find_func_aliases): Use handle_rhs_call.
5556 (set_uids_in_ptset): Add an assert.
5557 (set_used_smts): Fix bug in not considering unified vars.
5558 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5559 (compute_points_to_sets): Update for other function changes.
5560 (delete_points_to_sets): Ditto.
5561 (ipa_pta_execute): Ditto.
5562 (pass_ipa_pta): We need to update SSA after ipa_pta.
5564 2007-08-19 Jan Hubicka <jh@suse.cz>
5566 * i386.md: Replace "rim" and "mri" constraints by "g".
5568 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5570 * dwarf2out.c (text_section_used, cold_text_section_used,
5571 cold_text_section, dwarf2out_note_section_used): New.
5572 (dwarf2out_init): Initialize cold_text_section.
5573 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5574 dwarf2out_note_section_used.
5575 (size_of_aranges): Only count entry for text section if it was
5576 used. Count entry for cold text section if it was used.
5577 (output_aranges): Only output entries for text section and cold
5578 text section if they were used.
5580 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5582 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5584 (debug_generic_stmt): Likewise.
5585 (debug_tree_chain): Likewise.
5587 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5589 * tree-data-refs.c (split_constant_offset): Expose.
5590 * tree-data-refs.h (split_constant_offset): Add declaration.
5592 * tree-vectorizer.h (dr_alignment_support): Renamed
5593 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5594 Added a new value dr_explicit_realign.
5595 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5596 dr_offset, dr_step, and dr_aligned_to, along with new access
5597 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5598 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5599 STMT_VINFO_DR_ALIGNED_TO.
5601 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5603 In case of outer-loop vectorization with non-fixed misalignment - use
5604 the dr_explicit_realign scheme instead of the optimized realignment
5606 (new_stmt_vec_info): Initialize new fields.
5608 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5609 'nested_in_vect_loop' case. Change verbosity level.
5610 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5611 Don't fail on zero step in the outer-loop for loads.
5612 (vect_analyze_data_refs): Call split_constant_offset to calculate
5613 base, offset and init relative to the outer-loop.
5615 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5616 BSI function argument with a new function argument - at_loop.
5617 Simplify the condition that determines STEP. Takes additional argument
5618 INV_P. Support outer-loop vectorization (handle the
5619 nested_in_vect_loop case), including zero step in the outer-loop. Call
5620 vect_create_addr_base_for_vector_ref with additional argument.
5621 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5622 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5623 Fixed and simplified calculation of step.
5624 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5625 of bsi, and with additional argument. Call bump_vector_ptr with
5626 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5627 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5628 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5629 when the realignment setup needs to take place inside the loop.
5630 Support the dr_explicit_realign scheme. Allow generating the optimized
5631 realignment scheme for outer-loop vectorization. Added documentation.
5632 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5633 the 'nested_in_vect_loop' case, including loads that are invariant in
5634 the outer-loop and the realignment schemes. Handle the case when the
5635 realignment setup needs to take place inside the loop. Call
5636 vect_setup_realignment with additional arguments. Call
5637 vect_create_data_ref_ptr with additional argument and with loop instead
5638 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5639 (vect_gen_niters_for_prolog_loop): Call
5640 vect_create_addr_base_for_vector_ref with additional arguments.
5641 (vect_create_cond_for_align_checks): Likewise.
5642 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5643 scheme: takes additional argument bump; argument ptr_incr is now
5644 optional; updated documentation.
5645 (vect_init_vector): Takes additional argument (bsi). Use it, if
5646 available, to insert the vector initialization.
5647 (get_initial_def_for_induction): Pass additional argument in call to
5649 (vect_get_vec_def_for_operand): Likewise.
5650 (vect_setup_realignment): Likewise.
5651 (vectorizable_load): Likewise.
5653 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5655 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5656 as argument instead of struct loop.
5657 (nested_in_vect_loop_p): New function.
5658 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5660 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5661 from other phis in the loop.
5662 (destroy_loop_vec_info): Add additional argument to declaration.
5664 * tree-vectorizer.c (supportable_widening_operation): Also check if
5665 nested_in_vect_loop_p (don't allow changing the order in this case).
5666 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5667 of struct loop. Call nested_in_vect_loop_p and don't require
5668 flag_unsafe_math_optimizations if it returns true.
5669 (new_stmt_vec_info): When setting def_type for phis differentiate
5670 loop-header phis from other phis.
5671 (bb_in_loop_p): New function.
5672 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5673 just update their loop_vinfo. Order of BB traversal now matters -
5674 call dfs_enumerate_from with bb_in_loop_p.
5675 (destroy_loop_vec_info): Takes additional argument to control whether
5676 stmt_vinfo of the loop stmts should be destroyed as well.
5677 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5678 reduction stmt to be defines by a non loop-header phi.
5679 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5681 * tree-vect-transform.c (vectorizable_reduction): Call
5682 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5683 (vectorizable_call): Likewise.
5684 (vectorizable_conversion): Likewise.
5685 (vectorizable_operation): Likewise.
5686 (vectorizable_type_promotion): Likewise.
5687 (vectorizable_type_demotion): Likewise.
5688 (vectorizable_store): Likewise.
5689 (vectorizable_live_operation): Likewise.
5690 (vectorizable_reduction): Likewise. Also pass loop_info to
5691 vect_is_simple_reduction instead of loop.
5692 (vect_init_vector): Call nested_in_vect_loop_p.
5693 (get_initial_def_for_reduction): Likewise.
5694 (vect_create_epilog_for_reduction): Likewise.
5695 (vect_init_vector): Check which loop to work with, in case there's an
5697 (get_initial_def_for_inducion): Extend to handle outer-loop
5698 vectorization. Fix indentation.
5699 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5700 In the case vect_induction_def get the vector def from the induction
5701 phi node, instead of calling get_initial_def_for_inducion.
5702 (get_initial_def_for_reduction): Extend to handle outer-loop
5704 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5706 (vect_transform_loop): Change assert to just skip this case. Add a
5708 (vect_finish_stmt_generation): Add a couple asserts.
5710 (vect_estimate_min_profitable_iters): Multiply
5711 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5713 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5714 this is an inner-loop reduction in outer-loop vectorization.
5716 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5717 Same code as what used to be vect_analyze_scalar_cycles, only with
5718 additional argument loop, and loop_info passed to
5719 vect_is_simple_reduction instead of loop.
5720 (vect_analyze_scalar_cycles): Code factored out into
5721 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5722 Updated documentation.
5723 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5724 outer-loop vectorization that are live or not used in the outerloop,
5725 cause this requires special handling.
5726 (vect_enhance_data_refs_alignment): Don't consider versioning for
5728 (vect_analyze_data_refs): Check that there are no datarefs in the
5730 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5731 and vect_used_in_outer_by_reduction cases.
5732 (process_use): Also consider the case of outer-loop stmt defining an
5733 inner-loop stmt and vice versa.
5734 (vect_analyze_loop_1): New function.
5735 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5736 loops. Call vect_analyze_loop_1.
5737 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5738 been vectorized. Call destroy_loop_vec_info with additional argument.
5740 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5741 in the inner-loop when doing outer-loop vectorization. Add
5742 documentation and printout.
5743 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5744 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5746 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5748 * tree-affine.h (print_aff): New prototype.
5749 (debug_aff): Likewise.
5750 * tree-affine.c (print_aff): New function.
5751 (debug_aff): Likewise.
5753 2007-08-18 Paul Brook <paul@codesourcery.com>
5754 Joseph Myers <joseph@codesourcery.com>
5756 * common.opt (-fdebug-prefix-map=): New option.
5757 * opts.c: Include debug.h.
5758 (common_handle_option): Handle -fdebug-prefix-map.
5759 * final.c: Include ggc.h.
5760 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5761 remap_debug_filename): New.
5762 * Makefile.in (final.o, opts.o): Update dependencies.
5763 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5764 * configure.ac: Check for assembler --debug-prefix-map support.
5765 * configure, config.in: Regenerate.
5766 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5767 (ASM_DEBUG_SPEC): Include ASM_MAP.
5768 * doc/install.texi (--with-debug-prefix-map): Document.
5769 * doc/invoke.texi (-fdebug-prefix-map): Document.
5770 * dbxout.c (dbxout_init, dbxout_start_source_file,
5771 dbxout_source_file): Call remap_debug_filename.
5772 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5773 dwarf2out_start_source_file, dwarf2out_finish): Call
5774 remap_debug_filename.
5775 (file_table_relative_p): Do not check d->emitted_number.
5776 * toplev.c (output_file_directive): Call remap_debug_filename.
5777 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5778 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5780 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5782 * loop-invariant.c (find_invariants_to_move): Add missing macro
5785 2007-08-17 Tom Tromey <tromey@redhat.com>
5787 * tree.h (struct tree_label_decl): Removed old "java" fields.
5789 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5790 Nigel Stephens <nigel@mips.com>
5792 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5793 Treat -mno-data-in-code and -mcode-xonly as aliases for
5794 -mcode-readable=no and -mcode-readable=pcrel respectively.
5795 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5796 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5797 (MULTILIB_DIRNAMES): Update accordingly.
5799 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5801 * Makefile.in (version.o): Depend on $(REVISION) only if
5802 REVISION_s is defined.
5804 2007-08-17 Sa Liu <saliu@de.ibm.com>
5805 Ulrich Weigand <uweigand@de.ibm.com>
5808 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5809 use build_qualified_type to retain qualifiers of the base type.
5811 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5813 * config/score/score.md : Update pattern tablejump.
5814 * config/score/score.c : Update score_initialize_trampoline
5816 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5817 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5818 * doc/contrib.texi: Add my entry.
5820 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5822 * Makefile.in (REVISION): New.
5825 (version.o): Also depend on $(REVISION). Add
5826 -DREVISION=$(REVISION_s).
5828 * version.c (version_string): Add REVISION.
5830 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5832 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5833 of GOTO that's relocated to a different block.
5835 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * c-common.c (const_strip_array_types): New.
5838 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5839 (const_strip_array_types): New.
5840 * c-objc-common.c (c_disregard_inline_limits,
5841 c_warn_unused_global_decl): Constify.
5842 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5843 c_vla_type_p, c_incomplete_type_error): Likewise.
5844 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5845 * hooks.c (hook_bool_const_tree_false): New.
5846 * hooks.h (hook_bool_const_tree_false): Likewise.
5847 * langhooks-def.h (lhd_warn_unused_global_decl,
5848 lhd_incomplete_type_error, lhd_expr_size,
5849 lhd_tree_inlining_disregard_inline_limits,
5850 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5851 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5852 * langhooks.c (lhd_warn_unused_global_decl,
5853 lhd_incomplete_type_error,
5854 lhd_tree_inlining_disregard_inline_limits,
5855 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5856 lhd_expr_size): Likewise.
5857 * langhooks.h (lang_hooks_for_tree_inlining,
5858 lang_hooks_for_tree_dump, lang_hooks_for_types,
5859 lang_hooks_for_decls, lang_hooks): Likewise.
5860 * pointer-set.c (pointer_set_t, pointer_set_create,
5861 pointer_set_contains, insert_aux, pointer_set_insert,
5862 pointer_set_traverse, pointer_map_t, pointer_map_create,
5863 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5865 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5866 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5867 pointer_map_traverse): Likewise.
5868 * predict.c (assert_is_empty): Likewise.
5869 * tree-affine.c (free_name_expansion): Likewise.
5870 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5871 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5872 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5874 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5876 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5878 (destroy_loop_vec_info): Add call to VEC_free.
5879 * tree-vectorizer.h (may_alias_ddrs): Define.
5880 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5881 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5882 Change reporting to dump.
5883 (vect_is_duplicate_ddr): New.
5884 (vect_mark_for_runtime_alias_test): New.
5885 (vect_analyze_data_ref_dependences) Add call to
5886 vect_mark_for_runtime_alias_test.
5887 (vect_enhance_data_refs_alignment): Define local variable
5888 vect_versioning_for_alias_required, don't perform
5889 peeling for alignment if versioning for alias is
5891 (vect_enhance_data_refs_alignment): Use
5892 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5893 PARAM_VECT_MAX_VERSION_CHECKS.
5894 * tree-vect-transform.c
5895 (vect_create_cond_for_alias_checks): New.
5896 (vect_transform_loop): Add call to
5897 vect_create_cond_for_alias_checks.
5898 (vect_vfa_segment_size): New.
5899 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5901 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5902 * gcc/doc/invoke.texi
5903 (vect-max-version-for-alignment-checks): Document.
5904 (vect-max-version-for-alias-checks): Document.
5905 (vect-max-version-checks): Remove.
5907 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5910 the same line as the instruction for all asm dialects.
5911 (*rep_movsi): Ditto.
5912 (*rep_movsi_rex64): Ditto.
5913 (*rep_movqi): Ditto.
5914 (*rep_movqi_rex64): Ditto.
5915 (*rep_stosdi_rex64): Ditto.
5916 (*rep_stossi): Ditto.
5917 (*rep_stossi_rex64): Ditto.
5918 (*rep_stosqi): Ditto.
5919 (*rep_stosqi_rex64): Ditto.
5920 (*cmpstrnqi_nz_1): Ditto.
5921 (*cmpstrnqi_nz_rex_1): Ditto.
5922 (*cmpstrnqi_1): Ditto.
5923 (*cmpstrnqi_rex_1): Ditto.
5924 (*strlenqi_1): Ditto.
5925 (*strlenqi_rex_1): Ditto.
5926 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5927 prefix on the same line as the instruction for all asm dialects.
5928 (sync_double_compare_and_swap<mode>): Ditto.
5929 (*sync_double_compare_and_swapdi_pic): Ditto.
5930 (*sync_compare_and_swap_cc<mode>): Ditto.
5931 (sync_double_compare_and_swap_cc<mode>): Ditto.
5932 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5933 (sync_old_add<mode>): Ditto.
5934 (sync_add<mode>): Ditto.
5935 (sync_sub<mode>): Ditto.
5936 (sync_ior<mode>): Ditto.
5937 (sync_and<mode>): Ditto.
5938 (sync_xor<mode>): Ditto.
5940 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5943 * reload.c (find_reloads): Check that the memory returned by
5944 find_reloads_toplev was not the result of forcing a constant
5946 (find_reloads_toplev): Always use simplify_gen_subreg to get
5947 the subreg of a constant. If the result is also a constant,
5948 but not a legitimate one, force it into the constant pool
5949 and reload its address.
5951 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5953 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5956 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5958 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5959 directive for the current vector ABI.
5961 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5964 * caller-save.c (reg_save_code): Set invalide status on restore code.
5966 2007-08-15 Diego Novillo <dnovillo@google.com>
5968 * tree-ssa-alias.c (compute_memory_partitions): Use
5969 alias_bitmap_obstack to allocate bitmaps.
5970 (reset_alias_info): Factor out of init_alias_info.
5971 Mark all name tags not associated to an SSA name for renaming.
5972 (init_alias_info): Call it.
5973 (create_name_tags): Tidy. Add comments.
5974 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5976 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5978 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5979 scheduler dependencies.
5981 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5983 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5985 (*iorsi_1_zext): Likewise.
5986 (*iorsi_1_zext_imm): Likewise.
5987 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5988 with "rm"/"xm" constraint.
5989 (sse2_vmsqrtv2df2): Likewise.
5991 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5994 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5997 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5999 * tree-pass.h (PROP_pta): Removed.
6000 (TODO_rebuild_alias): New.
6001 (pass_may_alias): Removed.
6002 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
6003 aliasing if we changed something.
6004 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
6006 (pass_may_alias): Removed.
6007 (create_structure_vars): Return TODO_rebuild_alias.
6008 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
6009 * tree-sra.c (tree_sra): Only rebuild aliasing if something
6011 (tree_sra_early): We never affect aliasing right now.
6012 * tree-flow.h (compute_may_aliases): New prototype.
6013 * passes.c: Remove pass_may_alias from the passes.
6014 (execute_function_todo): Support TODO_rebuild_alias.
6016 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
6018 * i386.c: (legitimize_address): Move dllimported variable check
6019 infront of legitimizing pic address of CONST symbols.
6021 2007-08-14 Steve Ellcey <sje@cup.hp.com>
6023 PR tree-optimization/32941
6024 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
6025 (goto_queue_cmp): Remove.
6026 (find_goto_replacement): Change search method.
6027 (maybe_record_in_goto_queue): Add assert.
6028 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
6029 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
6031 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6033 * alias.c (component_uses_parent_alias_set): Constify.
6034 * alias.h (component_uses_parent_alias_set): Likewise.
6035 * cfgrtl.c (print_rtl_with_bb): Likewise.
6036 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
6037 mpz_get_double_int): Likewise.
6038 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
6039 mpz_get_double_int): Likewise.
6040 * expr.c (is_aligning_offset, undefined_operand_subword_p,
6041 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
6043 * expr.h (safe_from_p): Likewise.
6044 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
6046 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
6047 zero_sized_type, goa_lhs_expr_p): Likewise.
6048 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
6049 * rtl.h (print_rtl_with_bb): Likewise.
6050 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
6051 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
6052 * tree-flow-inline.h (bb_stmt_list): Constify.
6053 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
6055 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
6056 const_first_stmt, const_last_stmt): New.
6057 (block_may_fallthru, empty_block_p): Constify.
6058 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
6059 EXPR_ONLY_BODY): New.
6060 (expr_first, expr_last, expr_only): Use macro for body.
6061 (const_expr_first, const_expr_last, const_expr_only): New.
6062 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6063 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6064 ctsi_prev, ctsi_stmt): New.
6065 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6066 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6067 * tree-ssa-loop-niter.c (loop_only_exit_p,
6068 derive_constant_upper_bound): Likewise.
6069 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6070 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6071 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6072 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6073 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6074 * tree.c (get_type_static_bounds): Likewise.
6075 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6076 (get_type_static_bounds): Constify.
6078 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6081 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6082 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6083 (*<addsub><mode>3_cc_overflow): New.
6084 (*add<mode>3_cconly_overflow): New.
6085 (*sub<mode>3_cconly_overflow): New.
6086 (*<addsub>si3_zext_cc_overflow): New.
6087 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6088 CCCmode for LTU, GTU, LEU and GEU.
6089 (ix86_comparison_operator): Likewise.
6090 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6091 * config/i386/i386.c (put_condition_code): Support CCCmode.
6092 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6093 or MINUS expressions.
6095 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6098 * c-typeck.c (build_binary_op): Disallow vector float types with
6099 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6101 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6103 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6104 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6105 (dep_def): New typedef.
6106 (init_dep_1, sd_debug_dep): Declare functions.
6107 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6108 (debug_dep_links): Remove.
6109 (struct _deps_list): New field 'n_links'.
6110 (DEPS_LIST_N_LINKS): New macro.
6111 (FOR_EACH_DEP_LINK): Remove.
6112 (create_deps_list, free_deps_list, delete_deps_list): Remove
6114 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6115 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6116 (copy_deps_list_change_con, move_dep_link): Ditto.
6117 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6118 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6120 (INSN_BACK_DEPS): Remove.
6121 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6123 (INSN_DEP_COUNT): Remove.
6124 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6125 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6126 Declare global variables.
6127 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6128 (add_forw_dep, compute_forward_dependences): Remove declarations.
6129 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6130 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6131 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6133 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6135 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6136 (sd_list_types_def): New typedef.
6137 (sd_next_list): Declare function.
6138 (struct _sd_iterator): New type.
6139 (sd_iterator_def): New typedef.
6140 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6142 (FOR_EACH_DEP): New cycle wrapper.
6143 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6145 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6146 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6149 * sched-deps.c (init_dep_1): Make global.
6150 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6152 (dump_dep): New static function.
6153 (dump_dep_flags): New static variable.
6154 (sd_debug_dep): New function.
6155 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6157 (move_dep_link): Use remove_from_deps_list (), instead of
6159 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6160 (dep_link_is_detached_p): New static function.
6161 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6163 (dn_pool, dl_pool): New alloc_pools.
6164 (dn_pool_diff, dl_pool_diff): New static variables.
6165 (create_dep_node, delete_dep_node): New static function.
6166 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6167 (deps_list_empty_p): Make it static. Use 'n_links' field.
6168 (deps_pools_are_empty_p): New static function.
6169 (alloc_deps_list, delete_deps_list): Remove.
6170 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6171 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6172 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6173 (forward_dependency_cache): Remove.
6174 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6175 'back' from the names. Change signature to use dep_t instead of
6177 (add_back_dep): Ditto. Make global.
6178 (check_dep_status): Rename to check_dep ().
6179 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6181 (sd_finish_insn): Ditto.
6182 (sd_find_dep_between_no_cache): New static function.
6183 (sd_find_dep_between): New function.
6184 (ask_dependency_caches, set_dependency_caches): New static functions.
6185 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6186 (add_or_update_dep_1): Separate pieces of functionality into
6187 ask_dependency_caches (), update_dependency_caches (),
6188 change_spec_dep_to_hard (), update_dep ().
6189 (get_back_and_forw_lists): New static function.
6190 (sd_add_dep): Separate setting of dependency caches into
6191 set_dependency_caches ().
6192 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6194 (sd_delete_dep): Ditto.
6195 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6196 (dump_lists): New static function.
6197 (sd_debug_lists): New debug function.
6198 (delete_all_dependences, fixup_sched_groups): Update to use
6199 sd_* infrastructure.
6200 (sched_analyze_2): Create data-speculative dependency only if
6201 data-speculation is enabled.
6202 (sched_analyze_insn): If insn cannot be speculative, make all its
6203 dependencies non-speculative.
6204 (sched_analyze): Use sd_init_insn ().
6205 (add_forw_dep, compute_forward_dependencies): Remove.
6206 (delete_dep_nodes_in_back_deps): New static function.
6207 (sched_free_deps): New function.
6208 (init_dependency_caches): Init alloc_pools.
6209 (extend_depedency_caches): Update after removing of
6210 forward_dependency_cache.
6211 (free_dependency_caches): Ditto. Free alloc_pools.
6212 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6213 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6215 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6216 (add_dependence): Use init_dep ().
6217 (get_dep_weak_1): New static function.
6218 (get_dep_weak): Move logic to get_dep_weak_1 ().
6219 (dump_ds): New static function moved from haifa-sched.c:
6220 debug_spec_status ().
6221 (debug_ds): New debug function.
6222 (check_dep_status): Rename to check_dep (). Update to check whole
6225 * haifa-sched.c (spec_info): Make global.
6226 (added_recovery_block_p): Rename to
6227 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6228 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6229 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6230 to use new interfaces.
6231 (ok_for_early_queue_removal): Ditto.
6232 (schedule_block): Initialize logical uids of insns emitted by the
6234 (sched_init): Initialize new variable.
6235 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6237 (extend_global): Initialize insn data.
6238 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6239 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6241 (add_to_speculative_block): Update to use new interfaces.
6242 (create_recovery_block): Set new variables.
6243 (create_check_block_twin, fix_recovery_deps): Update to use new
6245 (sched_insn_is_legitimate_for_speculation_p): New function.
6246 (speculate_insn): Move checking logic to
6247 sched_insn_is_legitimate_for_speculation_p ().
6248 (sched_remove_insn): Finalize sched-deps information of instruction.
6249 (clear_priorities, add_jump_dependencies): Update to use new
6251 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6253 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6254 to use new interfaces.
6255 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6256 (new_ready): Try to use control speculation only if it is available.
6257 (add_branch_dependences): Update to use new interfaces.
6258 (compute_block_backward_dependences): Rename to
6259 compute_block_dependences (). Call
6260 targetm.sched.dependencies_evaluation_hook ().
6261 (free_block_dependencies): New static function.
6262 (debug_dependencies): Update to use new interfaces.
6263 (schedule_region): Remove separate computation of forward dependencies.
6264 Move call of targetm.sched.dependencies_evaluation_hook () to
6265 compute_block_dependences (). Free dependencies at the end of
6266 scheduling the region.
6268 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6270 (add_deps_for_risky_insns): Ditto.
6271 (schedule_ebb): Remove separate computation of forward dependencies.
6272 Free dependencies at the end of scheduling the ebb.
6274 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6275 (build_intra_loop_deps): Ditto. Remove separate computation of
6276 forward dependencies. Free sched-deps dependencies.
6278 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6279 to use new interfaces.
6280 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6282 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6284 (is_costly_group): Ditto.
6286 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6288 * alias.c (rtx_equal_for_memref_p): Constify.
6289 * basic-block.h (const_edge, const_basic_block): New.
6290 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6291 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6292 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6293 probably_never_executed_bb_p, edge_probability_reliable_p,
6294 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6295 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6297 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6298 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6300 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6301 flow_nodes_print, dfs_enumerate_from): Likewise.
6302 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6303 control_flow_insn_p, count_basic_blocks): Likewise.
6304 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6305 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6306 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6307 average_num_loop_insns, loop_exit_edge_p,
6308 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6309 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6310 average_num_loop_insns, seq_cost): Likewise.
6311 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6312 * dominance.c (dominated_by_p): Likewise.
6313 * emit-rtl.c (validate_subreg): Likewise.
6314 * except.c (can_throw_internal, can_throw_external): Likewise.
6315 * except.h (can_throw_internal, can_throw_external): Likewise.
6316 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6317 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6318 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6319 simple_mem, store_ops_ok, load_kills_store, find_loads,
6320 store_killed_in_insn, store_killed_after, store_killed_before,
6321 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6323 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6324 noce_mem_write_may_trap_or_fault_p): Likewise.
6325 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6327 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6329 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6330 probably_cold_bb_p, probably_never_executed_bb_p,
6331 edge_probability_reliable_p, br_prob_note_reliable_p,
6332 can_predict_insn_p): Likewise.
6333 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6334 * resource.c (return_insn_p): Likewise.
6335 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6337 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6338 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6339 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6340 verify_gimple_modify_stmt): Likewise.
6341 * tree-chrec.c (is_not_constant_evolution,
6342 is_multivariate_chrec_rec, is_multivariate_chrec,
6343 chrec_contains_symbols, chrec_contains_undetermined,
6344 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6345 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6346 eq_evolutions_p, scev_direction): Likewise.
6347 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6348 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6349 chrec_contains_symbols_defined_in_loop,
6350 chrec_contains_undetermined, tree_contains_chrecs,
6351 evolution_function_is_affine_multivariate_p,
6352 evolution_function_is_univariate_p, chrec_zerop,
6353 evolution_function_is_constant_p, evolution_function_is_affine_p,
6354 evolution_function_is_affine_or_constant_p,
6355 tree_does_not_contain_chrecs, chrec_type): Likewise.
6356 * tree-data-ref.c (tree_fold_divides_p,
6357 object_address_invariant_in_loop_p, dr_may_alias_p,
6358 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6359 same_access_functions, constant_access_functions,
6360 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6362 * tree-flow.h (scev_direction): Likewise.
6363 * tree-gimple.c (is_gimple_stmt): Likewise.
6364 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6366 * tree-pretty-print.c (op_prio): Likewise.
6367 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6368 analyzable_condition, backedge_phi_arg_p): Likewise.
6369 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6370 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6371 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6374 2007-08-13 Dan Hipschman <dsh@google.com>
6377 * c-format.c (check_format_arg): Move check for zero-length
6378 format strings below the check for unterminated strings.
6380 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6383 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6386 2007-08-13 Nick Clifton <nickc@redhat.com>
6388 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6390 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6393 * c-format.c (gcc_gfc_length_specs): New array.
6394 (gcc_gfc_char_table): Add unsigned specifier, and references to
6395 the l length modifier.
6396 (format_types_orig): Use the new gcc_gfc_length_specs.
6398 2007-08-12 Sa Liu <saliu@de.ibm.com>
6400 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6401 and with REG_RETVAL note after split.
6403 2007-08-11 David Daney <ddaney@avtrex.com>
6405 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6406 as ATTRIBUTE_UNUSED.
6408 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6409 Segher Boessenkool <segher@kernel.crashing.org>
6411 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6412 HAVE_LOCAL_CPU_DETECT not defined.
6414 2007-08-11 Jan Hubicka <jh@suse.cz>
6416 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6417 (cgraph_process_new_functions): Honor previous value of
6418 disregard_inline_limits.
6419 * ipa-inline.c (compute_inline_parameters): Likewise.
6421 2007-08-11 Ian Lance Taylor <iant@google.com>
6423 * alias.h (alias_set_type): Define new type.
6424 (ALIAS_SET_MEMORY_BARRIER): Use it.
6425 * rtl.h: Include alias.h.
6426 (struct mem_attrs): Use alias_set_type.
6427 * tree.h: Include alias.h
6428 (struct tree_type): Use alias_set_type.
6429 (struct tree_struct_field_tag): Likewise.
6430 (struct tree_decl_common): Likewise.
6431 * alias.c (struct alias_set_entry): Use alias_set_type.
6432 (get_alias_set_entry, alias_set_subset_of): Likewise.
6433 (alias_sets_conflict_p): Likewise.
6434 (alias_sets_must_conflict_p): Likewise.
6435 (objects_must_conflict_p): Likewise.
6436 (get_alias_set, new_alias_set): Likewise.
6437 (record_alias_subset, record_component_aliases): Likewise.
6438 (varargs_set, frame_set): Change to alias_set_type.
6439 (get_varargs_alias_set): Use alias_set_type.
6440 (get_frame_alias_set): Likewise.
6441 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6442 * dse.c (struct store_info): Use alias_set_type.
6443 (struct read_info, struct clear_alias_mode_holder): Likewise.
6444 (clear_alias_set_lookup, canon_address): Likewise.
6445 (record_store, check_mem_read_rtx): Likewise.
6446 (dse_record_singleton_alias_set): Likewise.
6447 (dse_invalidate_singleton_alias_set): Likewise.
6448 * emit-rtl.c (get_mem_attrs): Likewise.
6449 (set_mem_attributes_minus_bitpos): Likewise.
6450 (set_mem_alias_set): Likewise.
6451 * expr.c (store_constructor_field, store_field): Likewise.
6452 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6453 * langhooks.c (lhd_get_alias_set): Likewise.
6454 * langhooks-def.h (lhd_get_alias_set): Likewise.
6455 * reload1.c (alter_reg): Likewise.
6456 * tree-flow.h (struct fieldoff): Likewise.
6457 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6458 (may_alias_p, get_smt_for, create_sft): Likewise.
6459 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6460 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6461 (merge_smts_into): Likewise.
6462 * varasm.c (const_alias_set): Likewise.
6463 * c-common.c (strict_aliasing_warning): Likewise.
6464 (c_common_get_alias_set): Likewise.
6465 * dse.h (dse_record_singleton_alias_set): Update declaration.
6466 (dse_invalidate_singleton_alias_set): Likewise.
6467 * emit-rtl.h (set_mem_alias_set): Likewise.
6468 * c-common.h (c_common_get_alias_set): Likewise.
6469 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6470 * print-tree.c (print_node): Likewise.
6471 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6473 (alpha_setup_incoming_varargs): Use alias_set_type.
6474 * config/i386/i386.c (setup_incoming_varargs_64): Use
6476 (setup_incoming_varargs_ms_64): Likewise.
6477 (ix86_GOT_alias_set): Likewise.
6478 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6479 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6480 (set): Change to alias_set_type.
6481 (get_TOC_alias_set): Use alias_set_type.
6482 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6484 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6485 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6487 (struct_value_alias_set): Likewise.
6488 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6490 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6492 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6493 * config/vxworks.h (TARGET_VXWORKS): Override.
6494 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6495 "mips" if TARGET_VXWORKS.
6497 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6499 * calls.c (avoid_likely_spilled_reg): New function.
6500 (expand_call): Use it.
6502 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6504 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6506 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6508 * config/mips/predicates.md (const_call_insn_operand): Invoke
6509 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6511 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6514 * config/rs6000/driver-rs6000.c: Include link.h.
6515 Use ElfW instead of wordsize-specif typedef.
6517 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6519 * system.h (CONST_CAST): New.
6520 * c-decl.c (c_make_fname_decl): Use it.
6521 * c-lex.c (cb_ident, lex_string): Likewise.
6522 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6523 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6524 give_switch, set_multilib_dir): Likewise.
6525 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6526 * passes.c (execute_one_pass): Likewise.
6527 * prefix.c (update_path): Likewise.
6528 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6529 * tree.c (build_string): Likewise.
6531 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6533 * tree-flow-inline.h (is_exec_stmt): Remove.
6534 (is_label_stmt): Remove.
6535 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6538 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6540 * lower-subreg.c (resolve_shift_zext): Don't adjust
6541 src_reg_num for wordmode operands.
6543 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6544 David Ung <davidu@mips.com>
6546 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6547 (TARGET_SCHED_REORDER2): Define.
6548 (mips_maybe_swap_ready): New.
6549 (mips_last_74k_agen_insn): New.
6550 (mips_74k_agen_init): New.
6551 (mips_74k_agen_reorder): New function to group loads and stores
6553 (mips_sched_init): New.
6554 (mips_sched_reorder): Don't do initialization here. Call
6555 mips_74k_agen_reorder.
6556 (mips_variable_issue): Call mips_74k_agen_init.
6558 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6560 * tree-flow-inline.h (get_filename): Remove.
6562 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6564 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6566 (mips_fetch_insns): Delete in favor of...
6567 (mips_load_store_insns): ...this new function.
6568 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6569 to say whether multiword moves _might_ be split.
6570 (mips_fetch_insns): Delete in favor of...
6571 (mips_load_store_insns): ...this new function.
6572 (mips_rtx_costs): Update the call to mips_address_insns.
6573 (mips_address_cost): Likewise.
6574 * config/mips/mips.md (length): Use mips_load_store_insns instead
6575 of mips_fetch_insns.
6576 * config/mips/constraints.md (R): Use mips_address_insns rather
6577 than mips_fetch_insns. Assume that the move never needs to be split.
6579 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6581 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6582 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6583 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6584 * config/mips/mips.h (mips16_hard_float): Delete.
6585 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6586 definitions, and replace with....
6587 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6588 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6589 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6590 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6591 (override_options): Replace MASK_SOFT_FLOAT references with
6592 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6593 and mips16_hard_float when TARGET_MIPS16.
6595 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6598 * c-typeck.c (build_binary_op): Check for non pointer types before
6599 calling int_fits_type_p.
6601 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6604 * fold-const.c (omit_one_operand): Return only the ommitted expression
6605 if the result is an empty statement.
6606 (pedantic_omit_one_operand): Likewise.
6608 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6610 * c-typeck.c (readonly_error): Improve error for assignment.
6612 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6614 (pp_c_expression): Ditto.
6616 2007-08-09 Simon Baldwin <simonb@google.com>
6618 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6619 break that was preventing simplify_associative_operation() for xor.
6621 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6622 Nigel Stephens <nigel@mips.com>
6624 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6625 Document change in interpretation of value from boolean to
6627 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6628 ffs and ctz using clz.
6629 (expand_unop): Call them.
6630 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6632 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6633 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6634 enable the new ffs expansion on this target.
6636 2007-08-09 Jan Hubicka <jh@suse.cz>
6638 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6639 (expand_ternary_op): Likewise.
6640 (expand_vec_shift_expr): Likewise.
6641 (expand_binop_directly): Likewise.
6642 (expand_binop): Likewise.
6643 (sign_expand_binop): Likewise.
6644 (expand_twoval_unop): Likewise.
6645 (expand_twoval_binop): Likewise.
6646 (expand_twoval_binop_libfunc): Likewise.
6647 (widen_clz): Likewise.
6648 (widen_bswap): Likewise.
6649 (expand_parity): Likewise.
6650 (expand_unop): Likewise.
6651 (expand_abs_nojump): Likewise.
6652 (expand_copysign): Likewise.
6653 (emit_no_conflict_block): Likewise.
6654 (emit_libcall_block): Likewise.
6655 (can_compare_p): Likewise.
6656 (prepare_cmp_insn): Likewise.
6657 (emit_cmp_and_jump_insn_1): Likewise.
6658 (prepare_float_lib_cmp): Likewise.
6659 (emit_conditional_add): Likewise.
6660 (gen_add2_insn): Likewise.
6661 (have_add2_insn): Likewise.
6662 (gen_sub2_insn): Likewise.
6663 (have_sub2_insn): Likewise.
6664 (can_extend_p): Likewise.
6665 (can_fix_p): Likewise.
6666 (can_float_p): Likewise.
6667 (expand_float): Likewise.
6668 (expand_fix): Likewise.
6669 (expand_sfix_optab): Likewise.
6670 (new_optab): Likewise.
6671 (new_convert_optab): Likewise.
6672 (init_libfuncs): Likewise.
6673 (init_interclass_conv_libfuncs): Likewise.
6674 (init_intraclass_conv_libfuncs): Likewise.
6675 (set_conv_libfunc): Likewise.
6676 (init_optabs): Likewise.
6677 (debug_optab_libfuncs): Likewise.
6678 (gen_cond_trap): Likewise.
6679 * optabs.h (optab_handler, convert_optab_hanlder): New.
6680 * genopinit.c: Update optabs generation table.
6681 * reload.c (find_reloads_address_1): Use optabs accestors.
6682 * builtins.c (expand_builtin_mathfn): Likewise.
6683 (expand_builtin_mathfn_2): Likewise.
6684 (expand_builtin_mathfn_3): Likewise.
6685 (expand_builtin_interclass_mathfn): Likewise.
6686 (expand_builtin_sincos): Likewise.
6687 (expand_builtin_cexpi): Likewise.
6688 (expand_builtin_powi): Likewise.
6689 (expand_builtin_strlen): Likewise.
6690 * dojump.c (do_jump): Likewise.
6691 * expr.c (convert_move): Likewise.
6692 (move_by_pieces): Likewise.
6693 (move_by_pieces_ninsns): Likewise.
6694 (can_store_by_pieces): Likewise.
6695 (store_by_pieces_1): Likewise.
6696 (emit_move_via_integer): Likewise.
6697 (emit_move_complex): Likewise.
6698 (emit_move_ccmode): Likewise.
6699 (emit_move_insn_1): Likewise.
6700 (emit_single_push_insn): Likewise.
6701 (store_constructor): Likewise.
6702 (expand_expr_real_1): Likewise.
6703 (do_store_flag): Likewise.
6704 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6705 (enumerate_modes): Likewise.
6706 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6707 (supportable_widening_operation): Likewise.
6708 (supportable_narrowing_operation): Likewise.
6709 * expmed.c (store_bit_field_1): Likewise.
6710 (extract_bit_field_1): Likewise.
6711 (expand_mult_highpart_optab): Likewise.
6712 (expand_smod_pow2): Likewise.
6713 (expand_divmod): Likewise.
6714 (emit_store_flag): Likewise.
6715 * tree-vect-patterns.c
6716 (vect_pattern_recog_1): Likewise.
6717 * tree-ssa-loop-prefetch.c
6718 (nontemporal_store_p): Likewise.
6719 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6720 (vect_create_epilog_for_reduction): Likewise.
6721 (vectorizable_reduction): Likewise.
6722 (vectorizable_operation): Likewise.
6723 (vect_strided_store_supported): Likewise.
6724 (vectorizable_store): Likewise.
6725 (vect_strided_load_supported): Likewise.
6726 (vectorizable_load): Likewise.
6727 * combine.c (simplify_comparison): Likewise.
6728 * tree-vect-generic.c
6729 (type_for_widest_vector_mode): Likewise.
6730 (expand_vector_operations_1): Likewise.
6731 * config/spu/spu.c (spu_expand_mov): Likewise.
6732 (spu_emit_vector_compare): Likewise.
6733 * config/rs6000/rs6000.c
6734 (rs6000_emit_vector_compare): Likewise.
6735 * stmt.c (add_case_node): Likewise.
6736 * reload1.c (gen_reload):
6738 2007-08-09 Michael Matz <matz@suse.de>
6740 * tree.h (fixed_zerop): Declare as taking a const_tree.
6741 * tree.c (fixed_zerop): Take a const_tree.
6743 2007-08-09 Ira Rosen <irar@il.ibm.com>
6745 * tree-vect-transform.c (vectorizable_store): Remove call to
6746 copy_virtual_operands() and call mark_symbols_for_renaming() for
6747 the created vector store.
6748 (vect_setup_realignment): Don't call copy_virtual_operands() and
6749 update_vuses_to_preheader().
6750 (vectorizable_load): Don't call copy_virtual_operands().
6751 (update_vuses_to_preheader): Remove.
6753 2007-08-08 Chao-ying Fu <fu@mips.com>
6755 * tree.def (FIXED_POINT_TYPE): New type.
6756 (FIXED_CST): New constant.
6757 (FIXED_CONVERT_EXPR): New expr.
6758 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6759 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6760 * tree.h (struct tree_base): Add saturating_flag.
6761 Remove one bit of spare for saturating_flag.
6762 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6763 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6764 FIXED_POINT_TYPE_P): Define.
6765 (TYPE_SATURATING): Define.
6766 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6767 (struct tree_fixed_cst): New.
6768 (TYPE_IBIT, TYPE_FBIT): Define.
6769 (tree_node): Add fixed_cst.
6770 (enum tree_index): Add new enumeration values of
6771 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6772 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6773 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6774 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6775 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6776 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6777 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6778 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6779 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6780 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6781 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6782 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6783 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6784 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6785 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6786 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6787 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6788 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6789 (sat_short_fract_type_node, sat_fract_type_node,
6790 sat_long_fract_type_node, sat_long_long_fract_type_node,
6791 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6792 sat_unsigned_long_fract_type_node,
6793 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6794 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6795 unsigned_short_fract_type_node, unsigned_fract_type_node,
6796 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6797 sat_short_accum_type_node, sat_accum_type_node,
6798 sat_long_accum_type_node, sat_long_long_accum_type_node,
6799 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6800 sat_unsigned_long_accum_type_node,
6801 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6802 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6803 unsigned_short_accum_type_node, unsigned_accum_type_node,
6804 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6805 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6806 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6807 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6808 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6809 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6810 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6811 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6812 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6813 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6814 sat_uda_type_node, sat_uta_type_node): New macro.
6815 (make_fract_type, make_accum_type): Declare.
6816 (make_signed_fract_type, make_unsigned_fract_type,
6817 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6818 make_signed_accum_type, make_unsigned_accum_type,
6819 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6820 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6821 make_or_reuse_sat_signed_fract_type,
6822 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6823 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6824 make_or_reuse_sat_unsigned_accum_type): New macro.
6825 (fixed_zerop): Declare.
6826 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6827 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6828 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6829 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6830 * treestruct.def: Add TS_FIXED_CST.
6831 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6833 (tree-dump.o): Likewise.
6834 (print-tree.o): Likewise.
6835 (tree-pretty-print.o): Likewise.
6836 (fold-const.o): Likewise.
6837 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6838 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6839 (is_gimple_min_invariant): Handle FIXED_CST.
6840 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6841 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6842 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6843 (layout_type): Handle FIXED_POINT_TYPE.
6844 (make_fract_type, make_accum_type): New functions.
6845 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6846 * tree-dump.c (fixed-value.h): New include.
6847 (dump_fixed): New function.
6848 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6849 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6850 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6851 * tree-pretty-print.c (fixed-value.h): New include.
6852 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6854 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6855 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6856 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6857 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6858 for non-saturating fixed-point types.
6859 (reassociate_bb): Likewise.
6860 * emit-rtl.c (fixed-value.h): New include.
6861 (fconst0, fconst1): New array.
6862 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6863 * tree-vect-generic.c expand_vector_operation): Support
6864 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6866 (type_for_widest_vector_mode): Add one parameter for the
6868 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6870 Pass the satp parameter to type_for_mode for fixed-point types.
6871 (expand_vector_operations_1): Pass the saturating flag to
6872 type_for_widest_vector_mode.
6873 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6874 and MODE_VECTOR_UACCUM.
6875 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6876 (vectorizable_condition): Likewise.
6877 * tree.c (fixed-value.h): New include.
6878 (tree_code_size): Support FIXED_CST.
6879 (build_fixed): New function.
6880 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6881 (fixed_zerop): New function.
6882 (tree_node_structure): Support FIXED_CST.
6883 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6884 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6885 (type_hash_eq): Handle FIXED_POINT_TYPE.
6886 (simple_cst_equal): Support FIXED_CST.
6887 (iterative_hash_expr): Handle FIXED_CST.
6888 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6889 (get_narrower): Likewise.
6890 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6891 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6892 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6893 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6895 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6896 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6897 (initializer_zerop): Support FIXED_CST.
6898 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6899 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6900 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6901 (is_base_type): Handle FIXED_POINT_TYPE.
6902 (add_type_attribute): Handle FIXED_POINT_TYPE.
6903 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6904 * print-tree.c (fixed-value.h): New include.
6905 (print_node_brief): Support FIXED_CST.
6906 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6907 * c-pretty-print.c (fixed-value.h): New include.
6908 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6909 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6910 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6911 Support fixed-point types for inner items in VECTOR_TYPE.
6912 (pp_c_direct_declarator): Likewise.
6913 (pp_c_declarator): Likewise.
6914 (pp_c_fixed_constant): New function.
6915 (pp_c_constant): Handle FIXED_CST.
6916 (pp_c_primary_expression): Likewise.
6917 (pp_c_expression): Likewise.
6918 * fold-const.c (fixed-value.h): New include.
6919 (negate_expr_p): Return true for FIXED_CST.
6920 (fold_negate_expr): Support FIXED_CST.
6921 (split_tree): Support FIXED_CST.
6922 (const_binop): Support FIXED_CST.
6923 (fold_convert_const_int_from_fixed): New function to convert from
6925 (fold_convert_const_real_from_fixed): New function to convert from
6927 (fold_convert_const_fixed_from_fixed): New function to convert from
6928 fixed to another fixed.
6929 (fold_convert_const_fixed_from_int): New function to convert from
6931 (fold_convert_const_fixed_from_real): New function to convert from
6933 (fold_convert_const): Support conversions from fixed to int, from
6934 fixed to real, from fixed to fixed, from int to fixed, and from real
6936 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6937 (operand_equal_p): Support FIXED_CST.
6938 (make_range): For fixed-point modes, we need to pass the
6939 saturating flag as the 2nd parameter.
6940 (tree_swap_operands_p): Handle FIXED_CST.
6941 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6943 (fold_unary): Support FIXED_CONVERT_EXPR.
6944 (fold_binary): Handle FIXED_CST.
6945 Make sure the type is not saturating, before associating operations.
6946 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6947 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6948 (fold_negate_const): Support FIXED_CST.
6949 (fold_relational_const): Support FIXED_CST.
6950 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6951 (gimplify_expr): Handle FIXED_CST.
6952 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6953 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6954 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6955 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6956 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6957 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6958 LONG_LONG_ACCUM_TYPE_SIZE.
6959 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6960 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6961 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6962 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6963 MODE_ACCUM, and MODE_UACCUM.
6964 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6965 fixed-point types to disable reduction.
6966 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6968 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6970 * config/rs6000/x-rs6000: New file.
6971 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6972 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6973 (EXTRA_SPEC_FUNCTIONS): Define.
6974 (HAVE_LOCAL_CPU_DETECT): Define.
6975 (CC1_CPU_SPEC): Define.
6976 * config/rs6000/driver-rs6000.c: New file.
6977 * config/rs6000/aix.h (CC1_SPEC): Define.
6978 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6979 * config.host: Add x-rs6000 to host_xmake_file if host and target
6980 are rs6000 or powerpc.
6982 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6984 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6986 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6987 Sandra Loosemore <sandra@codesourcery.com>
6988 Chao-ying Fu <fu@mips.com>
6989 Nigel Stephens <nigel@mips.com>
6990 David Ung <davidu@mips.com>
6992 * doc/invoke.texi (-mcode-readable): Document.
6993 * config/mips/mips.opt (mcode-readable): New option.
6994 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6995 * config/mips/mips.h (mips_code_readable_setting): New enum.
6996 (mips_code_readable): Declare.
6997 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6998 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6999 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
7000 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
7001 boiler-plate comments.
7002 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7003 * config/mips/mips.c (mips_code_readable): New variable.
7004 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
7005 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
7006 context and -mcode-readable setting to restrict the use of
7007 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
7008 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
7009 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
7010 (mips_blocks_for_constant_p): Only return false for
7011 TARGET_MIPS16_PCREL_LOADS.
7012 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
7013 for MIPS16. Handle SYMBOL_32_HIGH.
7014 (mips_const_insns): Allow HIGHs for MIPS16 too.
7015 (mips_unspec_address_offset): New function, split out from...
7016 (mips_unspec_address): ...here.
7017 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
7018 16-bit symbolic constants. Assert approropiate conditions for
7019 using the "la" and "dla" macros.
7020 (mips_handle_option): Handle -mcode-readable=.
7021 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
7022 Set up mips_lo_relocs[SYMBOL_32_HIGH].
7023 (mips_strip_unspec_address): New function, split out from...
7024 (print_operand_reloc): ...here.
7025 (print_operand): Pass constants through mips_strip_unspec_address.
7026 (print_operand_address): Likewise.
7027 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
7028 (mips_select_rtx_section): Remove MIPS16 handling.
7029 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
7030 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
7031 (mips16_lay_out_constants): Do nothing unless
7032 TARGET_MIPS16_PCREL_LOADS.
7033 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
7034 * config/mips/mips.md: Split HIGHs for MIPS16.
7035 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
7037 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7039 * config/mips/mips-protos.h (mips_emit_move): Declare.
7040 * config/mips/mips.c (mips_emit_move): New function.
7041 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
7042 (mips_legitimize_const_move): Likewise.
7043 (mips_legitimize_move): Likewise.
7044 (mips_split_64bit_move): Likewise.
7045 (mips_restore_gp): Likewise.
7046 (mips_load_call_address): Likewise.
7047 (mips_emit_fcc_reload): Likewise.
7048 (mips_set_return_address): Likewise.
7049 (mips_block_move_straight): Likewise.
7050 (mips_block_move_loop): Likewise.
7051 (mips_setup_incoming_varargs): Likewise.
7052 (mips_save_reg): Likewise.
7053 (mips_expand_prologue): Likewise.
7054 (mips_restore_reg): Likewise.
7055 (mips_expand_epilogue): Likewise.
7056 (mips_output_mi_thunk): Likewise.
7057 (build_mips16_call_stub): Likewise.
7058 (mips_builtin_branch_and_move): Likewise.
7059 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
7060 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7061 (fixuns_truncdfdi2): Likewise.
7062 (fixuns_truncsfsi2): Likewise.
7063 (fixuns_truncsfdi2): Likewise.
7064 (loadgp_absolute): Likewise.
7065 (builtin_setjmp_setup): Likewise.
7066 (builtin_longjmp): Likewise.
7067 (untyped_call): Likewise.
7069 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7071 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7072 an "rtx *" argument. Return a bool.
7073 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7074 values and return true if they can be split. Take the same kind of
7075 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7076 and store the lo_sum there if nonnull. Use the symbol type to
7077 determine whether a $gp or HIGH is needed.
7078 (mips_legitimize_address): Update call to mips_split_symbol and
7079 simplify accordingly.
7080 (mips_legitimize_const_move): Likewise.
7081 * config/mips/mips.md: In the combine define_split,
7082 check mips_split_symbol instead of splittable_symbolic_operand.
7083 Update use of mips_split_symbol in the generator code.
7084 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7086 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7088 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7089 (mips_symbol_insns_1): New function, split out from...
7090 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7091 and stores separately from load addresses.
7092 (mips_classify_address): Replace uses of mips_symbolic_address_p
7093 with uses of mips_symbol_insns.
7094 (mips_address_insns): Update calls to mips_symbol_insns.
7095 (mips_const_insns): Likewise.
7096 (mips_legitimize_address): Likewise.
7098 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7100 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7101 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7102 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7103 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7104 non-call contexts if TARGET_MIPS16.
7105 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7106 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7107 code for SYMBOL_ABSOLUTE.
7108 (mips_symbol_insns): Likewise.
7110 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7112 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7113 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7114 (mips_symbolic_constant_p): Likewise. Update the call to
7115 mips_classify_symbol.
7116 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7117 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7118 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7119 (print_operand_reloc): Add a context argument. Update the call to
7120 mips_symbolic_constant_p.
7121 (print_operand): Update the calls to print_operand_reloc.
7122 (print_operand_address): Use print_operand_reloc rather than
7124 (mips_rewrite_small_data_p): Add a context argument. Update the call
7125 to mips_symbolic_constant_p.
7126 (mips_small_data_pattern_1): Make DATA the containing mem.
7127 Update the call to mips_rewrite_small_data_p.
7128 (mips_rewrite_small_data_1): Likewise.
7129 (mips_use_anchors_for_symbol_p): Update the call to
7130 mips_symbolic_constant_p.
7131 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7132 (splittable_symbolic_operand): Likewise.
7133 (move_operand): Likewise.
7134 (absolute_symbolic_operand): Likewise.
7135 (got_disp_operand): Likewise.
7136 (got_page_ofst_operand): Likewise.
7138 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7140 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7141 (SYMBOL_ABSOLUTE): ...this.
7142 (SYMBOL_SMALL_DATA): Rename to...
7143 (SYMBOL_GP_RELATIVE): ...this.
7144 (SYMBOL_CONSTANT_POOL): Rename to...
7145 (SYMBOL_PC_RELATIVE): ...this.
7146 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7147 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7148 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7149 after above changes.
7150 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7151 (general_symbolic_operand): Rename to...
7152 (absolute_symbolic_operand): ...this.
7153 * config/mips/mips.md: Update after above changes.
7155 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7156 Revital Eres <eres@il.ibm.com>
7158 * ddg.c (print_ddg): Add dump information.
7159 * modulo-sched.c (print_node_sched_params): Add parameter and
7161 (calculate_maxii): Remove function.
7162 (undo_generate_reg_moves): Likewise.
7163 (undo_permute_partial_schedule): Likewise.
7164 (kernel_number_of_cycles): Likewise.
7165 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7166 (sms_schedule): Use it. Remove profitability checks.
7167 (sms_schedule_by_order): Fix order of nodes within the cycle.
7169 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7171 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7172 -profile option, add pie support.
7173 (ENDFILE_SPEC): New spec.
7174 * config/gnu.h (LIB_SPEC): Add -profile option.
7176 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7178 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7179 * config/gnu.h (LIB_SPEC): Likewise.
7181 2007-08-07 Yaz Saito <saito@google.com>
7182 Ian Lance Taylor <iant@google.com>
7184 * common.opt (finstrument-functions-exclude-function-list): New
7186 (finstrument-functions-exclude-file-list): New option.
7187 * opts.c (char_p): Define and DEF_VEC.
7188 (flag_instrument_functions_exclude_functions): New static
7190 (flag_instrument_functions_exclude_files): New static variable.
7191 (add_instrument_functions_exclude_list): New static function.
7192 (flag_instrument_functions_exclude_p): New function.
7193 (common_handle_option): Handle new options.
7194 * flags.h (flag_instrument_functions_exclude_p): Declare.
7195 * gimplify.c (gimplify_function_tree): Call
7196 flag_instrument_functions_exclude_p.
7197 * doc/invoke.texi (Option Summary): Mention new options.
7198 (Code Gen Options): Document new options.
7200 2007-08-07 Ian Lance Taylor <iant@google.com>
7202 PR rtl-optimization/32776
7203 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7204 (resolve_use): Likewise.
7205 (decompose_multiword_subregs): Remove "changed" local variable.
7207 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7209 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7210 * configure: Regenerate.
7211 * config.in: Regenerate.
7212 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7215 2007-08-07 Ian Lance Taylor <iant@google.com>
7217 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7218 note, just delete the insn.
7220 2007-08-07 Andreas Schwab <schwab@suse.de>
7223 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7226 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7228 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7229 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7230 (decompose_multiword_subregs): Use the functions above to decompose
7231 multiword shifts and zero-extends.
7233 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7235 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7236 "assemble" descriptions which were swapped.
7238 2007-08-06 Chao-ying Fu <fu@mips.com>
7240 * fixed-value.h: New file.
7241 * fixed-value.c: New file.
7242 * Makefile.in (OBJS-common): Add fixed-value.o.
7243 (fixed-value.o): New rule.
7244 (GTFILES): Add fixed-value.h.
7245 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7246 to compare a.low and b.low.
7247 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7249 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7250 Daniel Jacobowitz <dan@codesourcery.com>
7253 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7255 (x86_64-*-netbsd*): Likewise.
7256 (x86_64-*-linux*): Likewise.
7257 (x86_64-*-kfreebsd*-gnu): Likewise.
7258 (x86_64-*-knetbsd*-gnu): Likewise.
7259 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7261 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7263 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7264 Add -fno-asynchronous-unwind-tables.
7266 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7267 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7268 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7269 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7270 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7272 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7274 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7275 (TARGET_C_MODE_FOR_SUFFIX): New.
7277 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7279 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7281 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7283 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7285 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7287 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7288 before checking function returns in conditional expressions.
7290 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7293 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7295 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7298 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7299 for INTEGRAL_TYPE_P.
7301 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7303 * configure.ac: Remove --enable-checking=df from default settings.
7304 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7305 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7306 if the parameter is true.
7307 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7308 DF_VERIFY_SCHEDULED flag is true.
7309 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7310 (df_finish_pass): Adjust prototype.
7311 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7314 * see.c (pass_see): Add TODO_df_verify.
7315 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7316 * global.c (rest_of_handle_global_alloc): Schedule verification
7318 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7320 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7321 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7322 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7324 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7325 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7326 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7328 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7329 Revital Eres <eres@il.ibm.com>
7331 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7333 * ddg.c (create_ddg_dependence): Rename to...
7334 (create_ddg_dep_from_intra_loop_link): This. Do not check
7335 for interloop edges. Do not create anti dependence edge when
7336 a true dependence edge exists in the opposite direction and
7337 -fmodulo-sched-allow-regmoves is set.
7338 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7339 (add_cross_iteration_register_deps): Create anti dependence edge
7340 when -fno-modulo-sched-allow-regmoves is set.
7341 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7343 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7345 * config/arm/arm.md (movsi): Add braces.
7347 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7350 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7351 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7354 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7356 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7357 state accessor functions.
7358 * cfgloopmanip.c (remove_path, create_preheaders,
7359 force_single_succ_latches, fix_loop_structure): Ditto.
7360 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7361 tree_duplicate_loop_to_header_edge): Ditto.
7362 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7363 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7365 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7366 cleanup_tree_cfg): Ditto.
7367 * tree-cfg.c (tree_merge_blocks): Ditto.
7368 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7369 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7370 loop_preheader_edge, single_exit): Ditto.
7371 (flow_loops_find): Do not clear loops->state.
7372 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7373 loops_state_clear): New functions.
7375 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7378 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7379 when adding to the base and convert ELT to sizetype instead of type.
7381 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7384 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7385 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7387 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7390 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7391 correct type the negate expression.
7393 2007-08-03 Jan Hubicka <jh@suse.cz>
7395 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7398 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7400 * config/rs6000/rs6000.c (struct processor_cost): Change
7401 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7402 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7404 (rios1_costs, rios2_cost): Correct cache line size.
7405 (rs6000_override_options): Set l2-cache-size parameter.
7407 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7408 Diego Novillo <dnovillo@google.com>
7411 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7412 if the range includes 0.
7414 2007-08-03 Ben Elliston <bje@au.ibm.com>
7416 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7417 mode to unspec expressions to silence a warning from the generator
7420 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7422 * config/ia64/constraints.md ("U"): Make constraint vector only.
7424 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7427 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7428 always_inline attribute on the function decl.
7430 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7433 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7434 if we are compiling with -fPIC.
7436 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7437 Nigel Stephens <nigel@mips.com>
7439 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7440 Define for MIPS32 and MIPS64.
7442 2007-08-02 Nick Clifton <nickc@redhat.com>
7444 * config/host-hpux.c: Change copyright header to refer to version
7445 3 of the GNU General Public License and to point readers at the
7446 COPYING3 file and the FSF's license web page.
7447 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7448 config/alpha/linux.h, config/alpha/alpha.opt,
7449 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7450 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7451 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7452 config/alpha/alpha.h, config/alpha/sync.md,
7453 config/alpha/openbsd.h, config/alpha/alpha.md,
7454 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7455 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7456 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7457 config/alpha/constraints.md, config/alpha/osf.h,
7458 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7459 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7460 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7461 config/frv/frv-asm.h, config/frv/frv-protos.h,
7462 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7463 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7464 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7465 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7466 config/s390/s390.opt, config/s390/s390-modes.def,
7467 config/s390/fixdfdi.h, config/s390/constraints.md,
7468 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7469 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7470 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7471 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7472 config/m32c/prologue.md, config/m32c/m32c.abi,
7473 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7474 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7475 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7476 config/m32c/jump.md, config/m32c/shift.md,
7477 config/m32c/m32c-protos.h, config/libgloss.h,
7478 config/spu/spu-protos.h, config/spu/predicates.md,
7479 config/spu/spu-builtins.h, config/spu/spu.c,
7480 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7481 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7482 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7483 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7484 config/sparc/hypersparc.md, config/sparc/predicates.md,
7485 config/sparc/linux.h, config/sparc/sp64-elf.h,
7486 config/sparc/supersparc.md, config/sparc/cypress.md,
7487 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7488 config/sparc/niagara.md, config/sparc/sparc.md,
7489 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7490 config/sparc/sparc.opt, config/sparc/sync.md,
7491 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7492 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7493 config/sparc/sparc.c, config/sparc/little-endian.opt,
7494 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7495 config/sparc/linux64.h, config/sparc/freebsd.h,
7496 config/sparc/sol2.h, config/sparc/rtemself.h,
7497 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7498 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7499 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7500 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7501 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7502 config/m32r/linux.h, config/m32r/constraints.md,
7503 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7504 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7505 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7506 config/i386/i386.md, config/i386/netware-crt0.c,
7507 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7508 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7509 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7510 config/i386/sol2.h, config/i386/constraints.md,
7511 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7512 config/i386/predicates.md, config/i386/geode.md,
7513 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7514 config/i386/freebsd64.h, config/i386/vxworksae.h,
7515 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7516 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7517 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7518 config/i386/netware.h, config/i386/i386-modes.def,
7519 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7520 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7521 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7522 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7523 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7524 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7525 config/i386/xm-mingw32.h, config/i386/linux64.h,
7526 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7527 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7528 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7529 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7530 config/i386/cygwin2.c, config/i386/i386-protos.h,
7531 config/i386/sync.md, config/i386/openbsd.h,
7532 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7533 config/i386/nto.h, config/i386/biarch64.h,
7534 config/i386/i386-coff.h, config/i386/freebsd.h,
7535 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7536 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7537 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7538 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7539 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7540 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7541 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7542 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7543 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7544 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7545 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7546 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7547 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7548 config/sh/superh64.h, config/sh/rtemself.h,
7549 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7550 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7551 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7552 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7553 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7554 config/avr/predicates.md, config/avr/constraints.md,
7555 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7556 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7557 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7558 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7559 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7560 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7561 config/c4x/predicates.md, config/c4x/c4x.h,
7562 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7563 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7564 config/xtensa/linux.h, config/xtensa/xtensa.h,
7565 config/xtensa/elf.h, config/xtensa/xtensa.md,
7566 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7567 config/xtensa/xtensa-protos.h, config/dbx.h,
7568 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7569 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7570 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7571 config/host-solaris.c, config/fr30/fr30.h,
7572 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7573 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7574 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7575 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7576 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7577 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7578 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7579 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7580 config/cris/predicates.md, config/cris/linux.h,
7581 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7582 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7583 config/cris/aout.opt, config/cris/cris-protos.h,
7584 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7585 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7586 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7587 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7588 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7589 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7590 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7591 config/chorus.h, config/mn10300/mn10300.c,
7592 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7593 config/mn10300/mn10300.h, config/mn10300/linux.h,
7594 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7595 config/mn10300/mn10300.md, config/ia64/predicates.md,
7596 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7597 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7598 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7599 config/ia64/freebsd.h, config/ia64/ia64.md,
7600 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7601 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7602 config/gofast.h, config/rtems.h, config/sol2-10.h,
7603 config/m68k/predicates.md, config/m68k/m68k.md,
7604 config/m68k/linux.h, config/m68k/m68k-modes.def,
7605 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7606 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7607 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7608 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7609 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7610 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7611 config/m68k/constraints.md, config/m68k/rtemself.h,
7612 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7613 config/m68k/uclinux.h, config/rs6000/power4.md,
7614 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7615 config/rs6000/linux.h, config/rs6000/eabi.h,
7616 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7617 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7618 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7619 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7620 config/rs6000/windiss.h, config/rs6000/603.md,
7621 config/rs6000/aix41.h, config/rs6000/cell.md,
7622 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7623 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7624 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7625 config/rs6000/default64.h, config/rs6000/7xx.md,
7626 config/rs6000/darwin.opt, config/rs6000/spe.md,
7627 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7628 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7629 config/rs6000/7450.md, config/rs6000/linux64.h,
7630 config/rs6000/constraints.md, config/rs6000/440.md,
7631 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7632 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7633 config/rs6000/rs6000.h, config/rs6000/power6.md,
7634 config/rs6000/predicates.md, config/rs6000/altivec.md,
7635 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7636 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7637 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7638 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7639 config/rs6000/linux64.opt, config/rs6000/sync.md,
7640 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7641 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7642 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7643 config/rs6000/eabispe.h, config/rs6000/e500.h,
7644 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7645 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7646 config/rs6000/aix.h, config/rs6000/vxworks.h,
7647 config/rs6000/40x.md, config/rs6000/aix51.h,
7648 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7649 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7650 config/arc/arc.h, config/mcore/mcore-elf.h,
7651 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7652 config/mcore/mcore.md, config/mcore/mcore.c,
7653 config/mcore/mcore.opt, config/mcore/mcore.h,
7654 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7655 config/score/predicates.md, config/score/score-version.h,
7656 config/score/score-protos.h, config/score/misc.md,
7657 config/score/elf.h, config/score/score.c, config/score/mac.md,
7658 config/score/score7.md, config/score/score.h,
7659 config/score/score-conv.h, config/score/score-mdaux.c,
7660 config/score/score.md, config/score/score.opt,
7661 config/score/score-modes.def, config/score/score-mdaux.h,
7662 config/score/mul-div.S, config/arm/uclinux-elf.h,
7663 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7664 config/arm/symbian.h, config/arm/linux-elf.h,
7665 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7666 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7667 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7668 config/arm/strongarm-pe.h, config/arm/arm.h,
7669 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7670 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7671 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7672 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7673 config/arm/arm-cores.def, config/arm/arm-protos.h,
7674 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7675 config/arm/wince-pe.h, config/arm/neon.md,
7676 config/arm/constraints.md, config/arm/neon.ml,
7677 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7678 config/arm/arm.opt, config/arm/arm926ejs.md,
7679 config/arm/predicates.md, config/arm/iwmmxt.md,
7680 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7681 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7682 config/arm/neon-testgen.ml, config/arm/arm.md,
7683 config/arm/xscale-coff.h, config/arm/pe.c,
7684 config/arm/arm-generic.md, config/arm/pe.h,
7685 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7686 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7687 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7688 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7689 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7690 config/pa/predicates.md, config/pa/pa64-hpux.h,
7691 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7692 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7693 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7694 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7695 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7696 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7697 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7698 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7699 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7700 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7701 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7702 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7703 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7704 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7705 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7706 config/mips/linux64.h, config/mips/elforion.h,
7707 config/mips/constraints.md, config/mips/generic.md,
7708 config/mips/predicates.md, config/mips/4300.md,
7709 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7710 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7711 config/mips/5k.md, config/mips/vr4120-div.S,
7712 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7713 config/mips/mips-protos.h, config/mips/6000.md,
7714 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7715 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7716 config/mips/mips-modes.def, config/mips/vr.h,
7717 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7718 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7719 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7720 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7721 config/vax/openbsd1.h, config/vax/netbsd.h,
7722 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7723 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7724 config/h8300/rtems.h, config/h8300/predicates.md,
7725 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7726 config/h8300/h8300.md, config/h8300/h8300.opt,
7727 config/h8300/coff.h, config/h8300/h8300-protos.h,
7728 config/v850/v850.md, config/v850/predicates.md,
7729 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7730 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7731 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7732 config/mmix/mmix.h, config/mmix/predicates.md,
7733 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7734 config/mmix/mmix.c, config/mmix/mmix.opt,
7735 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7736 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7737 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7738 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7741 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7743 * emit-rtl.c (reset_used_decls): Rename to...
7744 (set_used_decls): ...this. Set the used flag rather than clearing it.
7745 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7746 DECL_RTLs rather than resetting them.
7748 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7750 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7752 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7754 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7755 argument to find_reloads_address.
7757 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7759 PR tree-optimization/32919
7760 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7761 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7762 (coalesce_ssa_name): Call it.
7764 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7765 David Ung <davidu@mips.com>
7767 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7768 (__mips16_unorddf2, __mips16_floatunsidf): New.
7769 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7771 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7773 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7775 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7776 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7777 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7778 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7779 * omp-low.c (get_ws_args_for, determine_parallel_type,
7780 expand_omp_for_generic, expand_omp_for_static_nochunk,
7781 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7782 Work with more precise CFG.
7783 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7784 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7786 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7787 * gimple-low.c (lower_stmt): Ditto.
7788 * tree-inline.c (estimate_num_insns_1): Ditto.
7789 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7790 (OMP_SECTIONS_SWITCH): New.
7791 * tree-cfgcleanup.c (cleanup_omp_return): New.
7792 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7793 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7794 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7795 (tree_redirect_edge_and_branch): Handle omp constructs.
7797 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7798 with three arguments.
7800 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7802 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7805 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7807 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7808 the loop structures may need fixing.
7809 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7811 (cleanup_tree_cfg_loop): Removed.
7812 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7813 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7814 instead of running cleanup_tree_cfg_loop.
7815 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7816 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7817 (tree_predictive_commoning): Declaration changed.
7818 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7820 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7822 * doc/invoke.texi (l1-cache-size): Update documentation.
7823 (l2-cache-size): Document.
7824 * params.h (L2_CACHE_SIZE): New macro.
7825 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7826 that L1_CACHE_SIZE is in kB now.
7827 (L2_CACHE_SIZE_BYTES): New macro.
7828 (tree_ssa_prefetch_arrays): Show size in kB.
7829 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7830 and l2_cache_size fields.
7831 * config/i386/driver-i386.c (describe_cache): Detect cache size
7833 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7834 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7835 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7836 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7837 (override_options): Set l1-cache-size and l2-cache-size to default
7838 values if not specified otherwise.
7839 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7840 (PARAM_L2_CACHE_SIZE): New.
7842 2007-08-01 Nigel Stephens <nigel@mips.com>
7843 David Ung <davidu@mips.com>
7844 Thiemo Seufer <ths@mips.com>
7845 Chris Dearman <chris@mips.com>
7846 Richard Sandiford <richard@codesourcery.com>
7848 * config.gcc (mips*-sde-elf*): New stanza.
7849 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7850 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7851 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7852 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7853 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7854 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7856 * config/mips/sde.h: New file.
7857 * config/mips/t-libgcc-mips16: Likewise.
7858 * config/mips/t-sde: Likewise.
7859 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7860 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7861 _MIPS_FPSET and _MIPS_SZINT.
7862 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7863 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7864 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7865 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7866 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7867 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7868 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7869 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7870 _MIPS_SZPTR and _MIPS_FPSET.
7871 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7872 architecture is specified.
7873 (MIPS_32BIT_OPTION_SPEC): New macro.
7875 2007-07-31 Dan Hipschman <dsh@google.com>
7877 * gcc.c (end_going_arg): New function.
7878 (do_spec_2): Use it.
7879 (do_spec_1): Use it.
7881 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7883 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7884 only if ENABLE_CHECKING is defined.
7886 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7888 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7889 df_ru_add_problem, df_ru_get_bb_info): Removed.
7890 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7891 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7892 df_ru_free_bb_info, df_ru_alloc,
7893 df_ru_bb_local_compute_process_def,
7894 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7895 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7896 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7897 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7898 df_ru_add_problem): Removed.
7900 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7903 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7904 (casesi32p, casesi64p): Likewise.
7905 (casesi): Adjust for above.
7907 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7909 * mode-switching.c (create_pre_exit): Don't search past calls.
7911 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7913 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7915 2007-07-31 Revital Eres <eres@il.ibm.com>
7917 * ddg.c (add_deps_for_def): Rename to...
7918 (add_cross_iteration_register_deps): This. Change implementation
7919 to use only reaching def and def-use chains to construct the
7920 inter loop dependencies.
7921 (add_deps_for_use): Remove function.
7922 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7923 function to build the inter loop dependencies.
7924 * modulo-sched.c (sms_schedule): Build only
7925 reaching def and def-use chains for the propose of the ddg
7928 2007-07-31 Julian Brown <julian@codesourcery.com>
7930 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7931 New define_insns. Use correct RTL.
7932 (vec_set<mode>): Write as expander.
7934 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7936 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7937 to an unallocated space.
7939 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7942 (split_constant_offset): Enable split_constant_offset to extract
7943 constants from other statements.
7944 * tree-vect-transform.c
7945 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7946 to a temp var. Force base_offset to be simple.
7948 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7950 * df-scan.c (df_scan_verify): Remove artificial limit on
7951 the number of blocks for verification.
7952 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7953 df_simulate_defs): Avoid unnecessary insn checking for defs.
7955 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7957 * config/m68k/lb1sf68.asm (FUNC): New macro.
7959 (__udivsi3): Likewise.
7960 (__divsi3): Likewise.
7961 (__umodsi3): Likewise.
7962 (__modsi3): Likewise.
7963 (__subdf3): Likewise.
7964 (__adddf3): Likewise.
7965 (__muldf3): Likewise.
7966 (__divdf3): Likewise.
7967 (__negdf2): Likewise.
7968 (__cmpdf2): Likewise.
7969 (__subsf3): Likewise.
7970 (__addsf3): Likewise.
7971 (__mulsf3): Likewise.
7972 (__divsf3): Likewise.
7973 (__negsf2): Likewise.
7974 (__cmpsf2): Likewise.
7975 (__eqdf2): Likewise.
7976 (__nedf2): Likewise.
7977 (__gtdf2): Likewise.
7978 (__gedf2): Likewise.
7979 (__ltdf2): Likewise.
7980 (__ledf2): Likewise.
7981 (__eqsf2): Likewise.
7982 (__nesf2): Likewise.
7983 (__gtsf2): Likewise.
7984 (__gesf2): Likewise.
7985 (__ltsf2): Likewise.
7986 (__lesf2): Likewise.
7988 2007-07-30 Ollie Wild <aaw@google.com>
7990 * c-ppoutput.c (print_lines_directives_only): New function.
7991 (scan_translation_unit_directives_only): New function.
7992 (preprocess_file): Add call to scan_translation_unit_directives_only.
7993 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7994 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7995 -fdirectives-only. Add errors for -fdirectives-only conflict with
7996 -Wunused-macros and -traditional.
7997 (finish_options): Add builtin macro initialization for
7998 -fdirectives-only + -fpreprocessed.
7999 * c.opt (fdirectives-only): New.
8000 * doc/cppopts.texi (fdirectives-only): New.
8002 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8004 * alias.c (record_set, memory_modified_1): Constify.
8005 * bt-load.c (note_btr_set): Likewise.
8006 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
8007 * combine.c (set_nonzero_bits_and_sign_copies,
8008 expand_field_assignment, record_dead_and_set_regs_1,
8009 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
8010 likely_spilled_retval_1): Likewise.
8011 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
8012 frv_io_handle_set): Likewise.
8013 * config/mips/mips.c (mips_sim_record_set,
8014 vr4130_true_reg_dependence_p_1): Likewise.
8015 * config/mt/mt.c (insn_dependent_p_1): Likewise.
8016 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
8017 * config/sh/sh.c (flow_dependent_p_1): Likewise.
8018 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
8019 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
8020 * ddg.c (mark_mem_store): Likewise.
8021 * df-problems.c (df_urec_mark_reg_change): Likewise.
8022 * function.c (update_epilogue_consts): Likewise.
8023 * gcse.c (record_set_info, record_last_set_info,
8024 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
8025 reg_clear_last_set): Likewise.
8026 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
8028 * jump.c (reversed_comparison_code_parts): Likewise.
8029 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
8030 reg_is_set): Likewise.
8031 * loop-iv.c (mark_altered): Likewise.
8032 * mode-switching.c (reg_becomes_live): Likewise.
8033 * optabs.c (no_conflict_move_test): Likewise.
8034 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
8036 * postreload.c (reload_combine_note_store, move2add_note_store):
8038 * regmove.c (flags_set_1): Likewise.
8039 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
8041 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
8043 * resource.c (update_live_status): Likewise.
8044 * rtl.h (set_of, note_stores): Likewise.
8045 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
8046 note_stores, parms_set): Likewise.
8047 * sched-rgn.c (sets_likely_spilled_1): Likewise.
8048 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
8050 * var-tracking.c (count_stores, add_stores): Likewise.
8052 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * alias.c (mems_in_disjoint_alias_sets_p,
8055 fixed_scalar_and_varying_struct_p, aliases_everything_p,
8056 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
8057 write_dependence_p, mems_in_disjoint_alias_sets_p,
8058 read_dependence, true_dependence, canon_true_dependence,
8059 anti_dependence, output_dependence): Constify.
8060 * combine.c (extended_count): Likewise.
8061 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8062 * cselib.c (get_value_hash, references_value_p,
8063 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8064 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8065 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8066 * function.c (contains, prologue_epilogue_contains,
8067 sibcall_epilogue_contains): Likewise.
8068 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8069 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8070 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8071 reg_or_subregno): Likewise.
8072 * recog.c (asm_noperands): Likewise.
8073 * reload1.c (function_invariant_p): Likewise.
8074 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8075 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8076 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8077 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8078 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8079 extended_count, prologue_epilogue_contains,
8080 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8081 canon_true_dependence, read_dependence, anti_dependence,
8082 output_dependence): Likewise.
8083 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8085 2007-07-30 Julian Brown <julian@codesourcery.com>
8087 * config/arm/neon.md (V_ext): New mode attribute.
8088 (neon_vget_lane<mode>): Replace with define_expand.
8089 (neon_vget_lane<mode>_sext_internal)
8090 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8091 and quad precision vectors.
8092 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8093 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8094 have typeless 32-bit result.
8096 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8099 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8101 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8102 use sizetype for rest.
8103 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8104 (aff_combination_convert): Don't convert rest for pointer types.
8106 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8108 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8110 * tree-ssa-alias.c: Add alloc-pool.h.
8111 (init_alias_info): Free alias_bitmap_obstack.
8112 (delete_alias_info): Call delete_mem_ref_stats.
8113 (get_mem_sym_stats_for): Use alloc_pool.
8114 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8115 (delete_mem_sym_stats): Removed.
8117 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8119 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8120 functions cannot be represented as classical distance vectors.
8122 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8125 * builtins.c (validate_arg, builtin_mathfn_code,
8126 validate_arglist): Likewise.
8127 * calls.c (call_expr_flags): Likewise.
8128 * combine.c (reg_nonzero_bits_for_combine,
8129 reg_num_sign_bit_copies_for_combine, get_last_value,
8130 reg_truncated_to_mode): Likewise.
8131 * emit-rtl.c (subreg_lowpart_p): Likewise.
8132 * expr.c (highest_pow2_factor_for_target,
8133 categorize_ctor_elements_1, categorize_ctor_elements,
8134 count_type_elements, contains_packed_reference,
8135 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8136 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8137 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8138 native_encode_int, native_encode_real, native_encode_complex,
8139 native_encode_vector, native_encode_expr, native_interpret_int,
8140 native_interpret_real, native_interpret_complex,
8141 native_interpret_vector, native_interpret_expr): Likewise.
8142 * function.c (use_register_for_decl): Likewise.
8143 * gimplify.c (get_name): Likewise.
8144 * langhooks-def.h (lhd_return_null_const_tree): New.
8145 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8146 * langhooks.c (lhd_return_null_const_tree): New.
8147 * langhooks.h (lang_get_callee_fndecl): Constify.
8148 * output.h (constructor_static_from_elts_p): Likewise.
8149 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8150 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8151 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8152 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8153 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8154 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8155 * rtlhooks-def.h (reg_nonzero_bits_general,
8156 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8158 * rtlhooks.c (reg_num_sign_bit_copies_general,
8159 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8161 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8162 * stor-layout.c (mode_for_size_tree): Likewise.
8163 * tree-ssa-loop-im.c (memref_eq): Likewise.
8164 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8165 * tree.c (contains_placeholder_p, type_list_equal,
8166 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8168 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8169 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8170 contains_placeholder_p, contains_packed_reference,
8171 get_callee_fndecl, operand_equal_for_phi_arg_p,
8172 warn_if_unused_value, is_body_block, native_encode_expr,
8173 native_interpret_expr, fold_convertible_p, operand_equal_p,
8174 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8175 validate_arglist, simple_cst_equal, type_list_equal,
8176 use_register_for_decl, call_expr_flags, get_name,
8177 highest_pow2_factor): Likewise.
8178 (const_call_expr_arg_iterator_d,
8179 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8180 first_const_call_expr_arg, more_const_call_expr_args_p,
8181 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8182 * varasm.c (constructor_static_from_elts_p): Constify.
8184 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8186 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8187 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8188 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8189 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8190 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8191 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8192 spelling conventions.
8193 * doc/invoke.texi: Follow spelling conventions.
8195 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8196 Revital Eres <eres@il.ibm.com>
8198 * modulo-sched.c (sms_schedule): Avoid loops which includes
8199 auto-increment instructions.
8201 2007-07-28 Richard Guenther <rguenther@suse.de>
8204 * fold-const.c (fold_cond_expr_with_comparison): Convert
8205 operand zero of MIN/MAX_EXPR to correct type.
8207 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8209 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8210 flags_from_decl_or_type): Constify.
8211 * gcc.c (do_spec_1): Likewise.
8212 * print-tree.c (dump_addr, print_node_brief): Likewise.
8213 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8214 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8215 tree_purge_all_dead_eh_edges): Likewise.
8216 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8217 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8219 * tree.c (expr_location, expr_has_location, expr_locus,
8220 expr_filename, expr_lineno, get_inner_array_type,
8221 fields_compatible_p): Likewise.
8222 * tree.h (get_inner_array_type, fields_compatible_p,
8223 expr_location, expr_has_location, expr_locus, expr_filename,
8224 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8225 setjmp_call_p, alloca_call_p): Likewise.
8227 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8229 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8230 TV_FLOW_INSENSITIVE.
8232 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8234 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8235 (compute_flow_insensitive_aliasing): Ditto for
8236 TV_FLOW_INSENSITIVE.
8238 2007-07-27 Jan Hubicka <jh@suse.cz>
8240 * config/i386/i386.c (register_move_cost): Remove accidentally
8241 comitted #if 0 block.
8243 * attribs.c: Include hashtab.h
8244 (attribute_hash): New.
8245 (substring): New structure.
8246 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8248 (init_attributes): Initialize attribute hash.
8249 (decl_attributes): Use attribute hash.
8250 * Makefile.in (attribs.c): Depend on hashtab.h.
8252 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8254 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8256 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8258 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8259 __mips_dspr2 and __mips_dsp_rev macros.
8260 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8262 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8264 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8266 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8270 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8271 and the updating of the live and do_not_gen sets.
8272 (df_note_bb_compute): Added updating of live and do_not_gen sets
8273 for regular defs so that the case of clobber inside conditional
8274 call is processed correctly.
8276 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8278 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8279 operands with compatible type.
8281 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8283 * expr.h (store_bit_field): Don't return a value.
8284 * expmed.c (check_predicate_volatile_ok): New function.
8285 (store_bit_field_1): New function, extracted from store_bit_field.
8286 Take a fallback_p argument and return true if the operation succeeded.
8287 Only use store_fixed_bit_field if fallback_p. Don't recompute
8288 mode_for_extraction; use op_mode instead. Try forcing memories
8289 into registers if the insv expander fails.
8290 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8291 Don't return a value.
8292 (convert_extracted_bit_field): New function, extracted from
8294 (extract_bit_field_1): Likewise. Take a fallback_p argument
8295 and return NULL if the operation succeeded. Only use
8296 extract_fixed_bit_field if fallback_p. Only calculate one
8297 extraction mode. Combine code for extv and extzv. Try forcing
8298 memories into registers if the ext(z)v expander fails.
8299 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8301 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8303 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8305 (df_ref): Likewise. Put regno with other integer fields.
8307 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8309 * df.h (df_mw_hardreg): Remove "loc" field.
8310 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8312 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8313 split out from df_set_unused_notes_for_mw. Return false for
8314 partial references. Assert that mw_reg is a REG when returning true.
8315 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8316 (df_whole_mw_reg_dead_p): New function, split out from
8317 df_set_dead_notes_for_mw. Return false for partial references.
8318 Assert that mw_reg is a REG when returning true.
8319 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8320 Remove redundant bitmap check.
8322 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8324 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8325 ($(T)crtend.o): Likwise.
8326 ($(T)crtbeginS.o): Likwise.
8327 ($(T)crtendS.o): Likwise.
8328 ($(T)crtfastmath.o): Likwise.
8330 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8332 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8333 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8334 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8335 and x_n_bbs_in_dom_tree fields.
8337 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8339 PR tree-optimization/32087
8340 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8341 Do not call scale_bbs_frequencies_int with prob of zero.
8343 2007-07-26 Julian Brown <julian@codesourcery.com>
8345 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8346 (neon_element_bits): Add prototypes.
8347 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8348 (neon_const_bounds, neon_element_bits): New functions.
8349 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8350 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8351 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8352 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8353 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8354 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8355 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8356 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8357 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8358 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8359 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8360 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8361 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8363 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8365 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8366 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8368 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8369 Julian Brown <julian@codesourcery.com>
8371 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8372 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8373 * config/arm/cortex-a8.md: New.
8374 * config/arm/cortex-a8-neon.md: New.
8375 * config/arm/neon-schedgen.ml: New.
8376 * config/arm/neon.md (vqh_mnem): New.
8378 (Is_float_mode): New.
8379 (Scalar_mul_8_16): New.
8381 (V_mode_nunits): New.
8382 (All instruction patterns): Annotate with neon_type attribute
8384 * config/arm/arm.md: Include cortex-a8.md.
8385 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8387 Annotate instruction patterns accordingly.
8388 (generic_sched): Do not use generic scheduling for Cortex-A8.
8389 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8391 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8393 * fold-const.c (fold_read_from_constant_string): Use
8395 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8397 2007-07-26 Nick Clifton <nickc@redhat.com>
8399 * tree-ssa-operands.h: Change copyright header to refer to version
8400 3 of the GNU General Public License and to point readers at the
8401 COPYING3 file and the FSF's license web page.
8402 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8403 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8404 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8405 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8406 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8407 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8408 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8409 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8410 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8411 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8412 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8413 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8414 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8415 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8416 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8417 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8418 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8419 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8420 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8421 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8422 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8423 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8424 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8425 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8426 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8427 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8428 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8429 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8430 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8431 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8432 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8433 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8434 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8435 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8436 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8437 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8438 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8439 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8440 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8441 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8442 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8443 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8444 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8445 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8446 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8447 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8448 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8449 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8450 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8451 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8452 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8453 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8454 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8455 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8456 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8457 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8458 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8459 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8460 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8461 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8462 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8463 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8464 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8465 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8466 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8467 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8468 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8469 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8470 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8471 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8472 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8473 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8474 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8475 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8476 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8477 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8478 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8479 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8480 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8481 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8482 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8483 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8484 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8485 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8486 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8487 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8488 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8489 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8490 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8491 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8492 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8493 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8494 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8495 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8496 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8497 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8498 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8499 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8500 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8501 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8502 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8503 convert.c, convert.h, langhooks-def.h, reload1.c,
8504 tree-ssa-operands.c: Likewise.
8506 2007-07-26 Jan Hubicka <jh@suse.cz>
8508 * tree-ssa-live.c: Include debug.h and flags.h.
8509 (mark_scope_block_unused): New function.
8510 (remove_unused_scope_block_p): New function.
8511 (remove_unused_locals): Remove unused blocks too.
8513 2007-07-25 Ian Lance Taylor <iant@google.com>
8515 * combine.c (combine_max_regno): Remove. Remove all uses.
8516 (struct reg_stat_struct): Rename from struct reg_stat.
8517 (reg_stat_type): Define, and declare VECs.
8518 (reg_stat): Change from pointer to VEC. Change all uses.
8519 (combine_split_insns): New static function.
8520 (try_combine, find_split_point): Call it instead of split_insns.
8522 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8524 * cfghooks.c (split_block): Fix the information about loop latch.
8526 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8528 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8530 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8532 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8533 Scan the new edge for loop exit info.
8535 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8537 * config/darwin.c: Include debug.h.
8539 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8542 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8544 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8546 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8547 (HARD_REGNO_MODE_OK): Ditto.
8548 (MODES_TIEABLE_P): Ditto.
8549 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8550 (CLASS_MAX_NREGS): Ditto.
8551 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8552 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8553 (divdf3_internal_thr): Removed.
8554 * config/ia64/div.md: New file.
8555 * config/ia64/constraints.md: Add H constraint.
8557 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8559 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8560 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8561 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8562 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8563 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8564 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8565 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8566 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8567 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8568 dump_sbitmap_file, debug_sbitmap, popcount_table,
8569 sbitmap_popcount): Constify.
8570 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8571 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8572 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8573 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8574 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8575 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8576 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8577 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8578 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8579 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8580 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8582 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8584 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8585 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8586 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8587 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8588 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8589 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8590 bitmap_intersect_p, bitmap_intersect_compl_p,
8591 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8592 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8594 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8595 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8596 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8597 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8598 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8599 debug_bitmap, debug_bitmap_file, bitmap_print,
8600 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8601 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8603 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8605 * config/darwin.c (darwin_override_options): Additional fix for
8606 debug info formats that don't support var tracking.
8608 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8610 * cselib.c (entry_and_rtx_equal_p): Constify.
8611 * gengtype.c (output_mangled_typename, write_types, write_local):
8613 * gengtype.h (const_type_p): New.
8614 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8616 * tlink.c (scan_linker_output): De-constify.
8617 * tree-ssa-loop-im.c (memref_eq): Constify.
8618 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8619 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8621 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8623 * c-common.c (fname_as_string, c_type_hash): Constify.
8624 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8625 * cgraph.c (edge_hash, edge_eq): Likewise.
8626 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8627 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8628 reg_attrs_htab_eq): Likewise.
8629 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8631 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8632 const_decl_t, const_state_t, const_automata_list_el_t): New.
8633 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8634 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8635 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8636 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8637 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8638 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8639 compare_max_occ_cycle_nums, out_state_arcs_num,
8640 compare_transition_els_num, units_cmp, state_reservs_cmp):
8642 * genmodes.c (cmp_modes): Likewise.
8643 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8644 * gimplify.c (compare_case_labels): Likewise.
8645 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8646 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8647 * matrix-reorg.c (mtt_info_hash): Likewise.
8648 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8649 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8650 (htab_hash_bucket, htab_hash_elem): Constify.
8651 * tree-browser.c (TB_parent_eq): Likewise.
8652 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8653 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8654 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8655 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8657 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8658 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8659 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8660 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8661 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8663 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8664 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8665 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8666 * tree-ssa-threadupdate.c (redirection_data_hash,
8667 redirection_data_eq): Likewise.
8668 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8669 * tree-ssa.c (var_ann_eq): Likewise.
8670 * tree-vrp.c (compare_case_labels): Likewise.
8671 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8672 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8673 tree_not_check_failed, tree_class_check_failed,
8674 tree_range_check_failed, tree_not_class_check_failed,
8675 omp_clause_check_failed, omp_clause_range_check_failed,
8676 tree_contains_struct_check_failed, tree_operand_check_failed):
8678 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8679 tree_not_check_failed, tree_class_check_failed,
8680 tree_range_check_failed, tree_not_class_check_failed,
8681 tree_operand_check_failed, omp_clause_operand_check_failed,
8682 tree_operand_length): Likewise.
8683 * var-tracking.c (const_variable): New.
8684 (variable_htab_hash, variable_htab_eq): Constify.
8685 * varasm.c (const_desc_hash): Likewise.
8687 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8689 * expr.c (handled_component_p): Constify.
8690 * fold-const.c (fit_double_type): Likewise.
8691 * real.h (real_value_from_int_cst): Likewise.
8692 * tree-flow-inline.h (gimple_in_ssa_p,
8693 gimple_aliases_computed_p, gimple_addressable_vars,
8694 gimple_call_clobbered_vars, gimple_referenced_vars,
8695 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8696 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8697 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8698 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8699 is_label_stmt, is_global_var, phi_ssa_name_p,
8700 factoring_name_p, is_call_clobbered, tree_common_ann,
8701 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8702 unmodifiable_var_p, array_ref_contains_indirect_ref,
8703 ref_contains_array_ref, lookup_subvars_for_var,
8704 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8705 gimple_mem_ref_stats): Likewise.
8706 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8707 may_aliases, is_exec_stmt, is_label_stmt,
8708 ref_contains_array_ref, array_ref_contains_indirect_ref,
8709 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8710 unmodifiable_var_p): Likewise.
8711 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8712 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8713 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8714 cst_and_fits_in_hwi, real_value_from_int_cst,
8715 build_real_from_int_cst, integer_zerop, integer_onep,
8716 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8717 tree_floor_log2, real_zerop, real_onep, real_twop,
8718 real_minus_onep, really_constant_p, purpose_member, chain_member,
8719 list_length, fields_length, int_size_in_bytes, bit_position,
8720 int_bit_position, byte_position, int_byte_position, expr_align,
8721 array_type_nelts, tree_node_structure,
8722 type_contains_placeholder_1, iterative_hash_pointer,
8723 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8724 tree_map_base_eq, type_hash_list, type_hash_eq,
8725 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8726 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8727 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8728 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8729 int_fits_type_p, get_containing_scope, decl_function_context,
8730 decl_type_context, omp_clause_operand_check_failed,
8731 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8732 * tree.h (omp_clause_operand_check_failed, tree_size,
8733 build_real_from_int_cst, array_type_nelts, purpose_member,
8734 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8735 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8736 is_attribute_p, check_qualified_type, expr_align,
8737 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8738 int_byte_position, list_length, fields_length, initializer_zerop,
8739 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8740 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8741 tree_node_structure, handled_component_p, get_containing_scope,
8742 decl_function_context, decl_type_context, real_zerop,
8743 type_num_arguments, fit_double_type, really_constant_p,
8744 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8745 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8746 real_twop, real_minus_onep, int_cst_value): Likewise.
8748 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8750 * cfglayout.c (insn_scope, insn_line): Constify.
8751 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8752 const_double_htab_hash, const_double_htab_eq,
8753 mem_attrs_htab_hash): Likewise.
8754 * loop-iv.c (biv_eq): Likewise.
8755 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8756 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8757 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8759 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8760 error_for_asm, warning_for_asm, _fatal_insn,
8761 _fatal_insn_not_found): Likewise.
8762 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8763 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8764 rtl_check_failed_type2, rtl_check_failed_code1,
8765 rtl_check_failed_code2, rtl_check_failed_code_mode,
8766 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8767 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8768 rtl_check_failed_type2, rtl_check_failed_code1,
8769 rtl_check_failed_code2, rtl_check_failed_code_mode,
8770 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8771 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8772 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8773 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8774 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8775 rtx_unstable_p, get_integer_term, get_related_value,
8776 offset_within_block_p, reg_mentioned_p, count_occurrences,
8777 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8778 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8779 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8780 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8781 find_constant_src, find_reg_fusage, find_regno_fusage,
8782 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8783 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8784 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8785 computed_jump_p, auto_inc_p, in_expr_list_p,
8786 remove_node_from_expr_list, loc_mentioned_in_p,
8787 label_is_jump_target_p, reversed_comparison_code_parts,
8788 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8789 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8790 print_inline_rtx): Likewise.
8791 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8792 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8793 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8794 get_integer_term, get_related_value, offset_within_block_p,
8795 count_occurrences, reg_mentioned_p, no_labels_between_p,
8796 reg_used_between_p, reg_referenced_p, single_set_2,
8797 multiple_sets, set_noop_p, refers_to_regno_p,
8798 reg_overlap_mentioned_p, dead_or_set_p,
8799 covers_regno_no_parallel_p, covers_regno_p,
8800 dead_or_set_regno_p, find_reg_note, find_regno_note,
8801 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8802 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8803 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8804 side_effects_p, may_trap_p_1, may_trap_p,
8805 may_trap_after_code_motion_p, may_trap_or_fault_p,
8806 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8807 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8808 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8809 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8810 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8812 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8813 warning_for_asm): Likewise.
8814 * tree.h (print_rtl): Likewise.
8815 * varasm.c (get_pool_mode): Likewise.
8817 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8819 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8820 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8821 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8822 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8823 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8824 * ddg.c (compare_sccs): Likewise.
8825 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8826 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8827 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8828 decimal_do_fix_trunc, decimal_real_to_integer,
8829 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8830 * dse.c (const_group_info_t): New.
8831 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8832 * dwarf2out.c (const_dw_die_ref): New.
8833 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8834 * tree-browser.c (TB_parent_eq): Likewise.
8835 * unwind-dw2-fde.c (__register_frame_info_bases,
8836 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8837 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8839 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8840 * unwind-dw2.c (uw_frame_state_for): Likewise.
8841 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8842 * value-prof.h (const_histogram_value): New.
8844 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8846 * config/mips/mips.c (machine_function): Add
8847 initialized_mips16_gp_pseudo_p.
8848 (mips16_gp_pseudo_reg): Do not emit the initialization of
8849 mips16_gp_pseudo_rtx when being called from the gimple cost-
8850 calculation routines; emit it on the first use outside those
8853 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8855 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8858 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8859 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8860 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8861 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8862 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8863 Preserve const-ness of parameters through use of __typeof(),
8864 also constify and tidy.
8866 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8867 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8868 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8869 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8870 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8871 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8872 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8873 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8874 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8876 2007-07-25 Julian Brown <julian@codesourcery.com>
8877 Mark Shinwell <shinwell@codesourcery.com>
8879 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8880 (alpha_mangle_type): This.
8881 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8882 (TARGET_MANGLE_TYPE): Define this instead.
8883 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8884 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8885 (arm_init_neon_builtins): Fix comment.
8886 (arm_mangle_map_entry): New.
8887 (arm_mangle_map): New.
8888 (arm_mangle_type): New.
8889 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8890 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8891 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8892 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8893 (TARGET_MANGLE_TYPE): Define this instead.
8894 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8895 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8896 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8897 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8898 (TARGET_MANGLE_TYPE): Define this instead.
8899 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8901 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8902 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8903 (TARGET_MANGLE_TYPE): Define this instead.
8904 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8905 (s390_mangle_type): This.
8906 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8907 (TARGET_MANGLE_TYPE): Define this instead.
8908 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8909 (sparc_mangle_type): This.
8910 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8911 (TARGET_MANGLE_TYPE): Define this instead.
8912 * cp/mangle.c (write_type): Call mangle_type target hook on all
8913 types before mangling. Use original type, not main variant, as
8915 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8916 (TARGET_MANGLE_TYPE): This.
8917 * target.h (gcc_target): Rename mangle_fundamental_type to
8919 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8920 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8922 2007-07-25 Julian Brown <julian@codesourcery.com>
8923 Paul Brook <paul@codesourcery.com>
8924 Joseph Myers <joseph@codesourcery.com>
8925 Mark Shinwell <shinwell@codesourcery.com>
8927 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8928 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8929 (with_fpu): Allow --with-fpu=neon.
8930 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8931 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8932 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8933 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8934 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8935 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8936 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8937 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8938 (output_move_neon): Add prototypes.
8939 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8940 (all_fpus): Add FPUTYPE_NEON.
8941 (fp_model_for_fpu): Add NEON field.
8942 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8943 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8945 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8947 (thumb2_legitimate_address_p): Likewise.
8948 (neon_valid_immediate): Recognize and prepare constants suitable for
8950 (neon_immediate_valid_for_move): New function. Recognize and prepare
8951 immediates for NEON move instructions.
8952 (neon_immediate_valid_for_logic): New function. Recognize and
8953 prepare immediates for NEON logic instructions.
8954 (neon_output_logic_immediate): New function. Create asm string
8955 suitable for outputting immediate logic instructions.
8956 (neon_pairwise_reduce): New function. Implement reduction using
8957 pairwise operations.
8958 (neon_expand_vector_init): New function. Expand a (possibly
8959 non-constant) vector initialization.
8960 (neon_vector_mem_operand): New function. Memory operands supported
8961 for quad-word loads/stores to/from ARM or NEON registers. Don't
8962 allow base+offset addressing for core regs.
8963 (neon_struct_mem_operand): New function. Valid mems for NEON
8965 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8966 from neon_vector_mem_operand addresses without a secondary register.
8967 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8968 (add_minipool_backward_ref): Likewise.
8969 (dump_minipool): Likewise.
8970 (push_minipool_fix): Likewise.
8971 (output_move_quad): New function. Output quad-word moves, loads and
8972 stores using ARM registers.
8973 (output_move_vfp): Add support for vectors in VFP (NEON) D
8975 (output_move_neon): Output a NEON load/store to/from a quadword
8977 (arm_print_operand): Implement new codes:
8978 - 'c' for unadorned integers (without a # sign).
8979 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8981 - 'e', 'f' for the low and high D parts of a NEON Q register.
8982 - 'q' outputs a NEON Q register.
8983 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8984 - 'T' prints NEON opcode features from a coded bitmask.
8985 - 'F' is similar to T, but signed/unsigned codes both print as
8987 - 't' is similar to T, but 'u' is printed instead of 'p'.
8988 - 'O' prints 'r' if NEON instruction should perform rounding (as
8989 specified by bitmask), else prints nothing.
8990 - '#' is a punctuation character to stop operand numbers from
8991 running together with following digits in the assembler
8992 strings for instructions (when using mode attributes).
8993 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8994 constant vectors in big-endian mode, where necessary.
8995 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8996 Handle EI, OI, CI, XI modes.
8997 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8998 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8999 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
9000 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
9001 (neon_builtin_type_bits): Add enumeration, one bit for each vector
9003 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
9004 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
9005 to turn v8qi, etc. into bits defined above.
9006 (neon_itype): New enumeration. Classifications of NEON builtins.
9007 (neon_builtin_datum): Define struct. Contains information about
9008 a single builtin (with multiple modes).
9009 (CF): Define helper macro for...
9010 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
9012 (neon_builtin_data): New array. Define information about builtins
9013 for use during initialization/expansion.
9014 (arm_init_neon_builtins): New function.
9015 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
9017 (neon_builtin_compare): New function.
9018 (locate_neon_builtin_icode): New function. Find an insn code for a
9019 builtin given a function code for that builtin. Also return type of
9020 builtin (NEON_BINOP, NEON_UNOP etc.).
9021 (builtin_arg): New enumeration. Types of arguments for builtins.
9022 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
9023 Takes a variable argument list of builtin_arg types, terminated by
9025 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
9026 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
9027 (neon_emit_pair_result_insn): New function. Support returning pairs
9028 of vectors via a pointer.
9029 (neon_disambiguate_copy): New function. Set up operands for a
9030 multi-word copy such that registers do not get clobbered.
9031 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
9032 ARM_BUILTIN_NEON_BASE.
9033 (arm_file_start): Set float-abi attribute for NEON.
9034 (arm_vector_mode_supported_p): Enable NEON vector modes.
9035 (arm_mangle_map_entry): New.
9036 (arm_mangle_map): New.
9037 (arm_mangle_vector_type): New.
9038 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
9040 (TARGET_NEON): New macro. Target supports NEON.
9041 (fputype): Add FPUTYPE_NEON.
9042 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
9043 for vectorization based on command-line arg.
9044 (NEON_REGNO_OK_FOR_NREGS): Define.
9045 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
9046 (VALID_NEON_STRUCT_MODE): Define.
9047 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
9048 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
9049 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
9050 (consttable_16): Add pattern for outputting 16-byte minipool
9052 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
9054 (vec-common.md, neon.md): Include md files.
9055 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
9056 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
9057 (memory_constraint "Ut", "Un", "Us"): Define.
9058 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
9059 (MMX_char): New mode attribute.
9060 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9061 (*add<mode>3_iwmmxt): New insn pattern.
9062 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9063 (*sub<mode>3_iwmmxt): New insn pattern.
9064 (mulv4hi3): Rename to...
9065 (*mulv4hi3_iwmmxt): This.
9066 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9067 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9068 (uminv4hi3, uminv2si3): Remove. Replace with...
9069 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9070 (*umin<mode>3_iwmmxt): These.
9071 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9072 (ashr<mode>3_iwmmxt): This new pattern.
9073 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9074 (lshr<mode>3_iwmmxt): This new pattern.
9075 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9076 (ashl<mode>3_iwmmxt): This new pattern.
9077 * config/arm/neon-docgen.ml: New file. Generate documentation for
9079 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9080 * config/arm/arm_neon.h: New (autogenerated).
9081 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9083 * config/arm/neon.md: New file. Define NEON instructions.
9084 * config/arm/neon.ml: New file. Abstract description of NEON
9085 instructions, used to generate arm_neon.h header, documentation and
9087 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9088 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9090 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9092 (ARM NEON Intrinsics): New subsection.
9093 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9095 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9097 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9100 2007-07-24 Jan Hubicka <jh@suse.cz>
9102 * regclass.c (move_table): New type.
9103 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9104 (init_move_cost): Break out from ...
9105 (init_reg_sets_1): ... here; simplify computation of
9106 have_regs-of_mode and contains_reg_of_mode.
9107 (record_reg_classes): Unswitch internal loops.
9108 (copy_cost): Trigger lazy initialization of move cost
9109 (record_address_regs): Likewise.
9111 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9113 * config/darwin.c (darwin_override_options): Don't force on
9114 flag_var_tracking_uninit when no debug info is requested.
9116 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9118 * cfgloop.c (init_loops_structure): New function.
9119 (flow_loops_find): Create root of the loop tree unconditionally.
9121 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9123 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9125 2007-07-24 Jan Hubicka <jh@suse.cz>
9127 * caller-save.c: Include ggc.h, gt-caller-save.h
9128 (reg_save_code, reg_restore_code): Rename to ...
9129 (cached_reg_save_code, cached_reg_restore_code): ... those.
9130 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9131 (reg_save_code, reg_restore_code): New functions.
9132 (init_caller_save): Do not intialize
9133 reg_save_code/reg_restore_code tables.
9134 * Makefile.in: (gt-caller-save.h): New.
9136 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9138 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9139 with the mode of the original operand instead of
9142 2007-07-23 Jan Hubicka <jH@suse.cz>
9144 * i386.c (ix86_secondary_memory_needed): Break out to...
9145 (inline_secondary_memory_needed): ... here.
9146 (ix86_memory_move_cost): Break out to ...
9147 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9148 maximum of input and output; fix handling of Q_REGS on 64bit.
9149 (ix86_secondary_memory_needed): Microoptimize.
9151 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9153 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9154 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9155 stmts_from_loop, known_dependences_p, build_rdg): New.
9156 * tree-data-ref.h: Depends on graphds.h.
9157 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9158 (build_rdg): Declared.
9159 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9161 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9163 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9166 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9167 Jakub Jelinek <jakub@redhat.com>
9169 PR middle-end/PR28690
9170 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9172 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9173 and MEM_POINTER operands over REG and MEM operands.
9174 (swap_commutative_operands_p): Change return value to bool.
9175 * rtl.h: Update the corresponding prototype.
9176 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9177 instead of gen_rtx_PLUS.
9178 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9179 value to bool. Change function arguments to rtx's and update code
9181 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9182 calls to match the new declaration.
9183 * simplify-rtx.c (simplify_associative_operation): Don't
9184 reorder simplify_binary_operation arguments.
9186 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9188 * config/mips/mips.c (override_options): Use mips_costs to derive
9189 the default branch cost.
9190 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9192 * config/mips/mips.opt (mbranch-cost=): New option.
9193 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9195 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9197 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9198 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9199 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9200 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9202 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9204 * config/mips/constraints.md (ks): New constraint.
9205 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9206 (*add<mode>3_mips16): ...here.
9208 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9210 * optabs.h (enum optab_index): Add new OTI_signbit.
9211 (signbit_optab): Define corresponding macro.
9212 (enum insn_code signbit_optab[]): Remove array.
9213 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9214 (expand_copysign_absneg): If back end provides signbit insn, use it
9215 instead of bit operations on floating point argument.
9216 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9217 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9218 for availability of signbit insn.
9220 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9221 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9222 SSE mode is not active.
9223 (isinf<mode>2): Disable for mfpmath=sse,387.
9225 2007-07-22 Ben Elliston <bje@au.ibm.com>
9227 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9229 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9231 2007-07-20 Richard Guenther <rguenther@suse.de>
9233 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9234 integral typed condition.
9235 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9236 booleanness. Only preserve conversions from a non-base
9237 type to a base type, not in general between types with
9238 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9239 * tree.def (COND_EXPR): Document that the condition
9240 can be of any integral type.
9242 2007-07-20 Nigel Stephens <nigel@mips.com>
9243 Richard Sandiford <richard@codesourcery.com>
9245 * config/mips/mips.h (mips_dwarf_regno): Declare.
9246 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9247 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9248 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9249 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9250 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9251 (REG_CLASS_NAMES): Update accordingly.
9252 * config/mips/mips.c (mips_dwarf_regno): New array.
9253 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9254 (mips_subword): Remove special handling for accumulator registers.
9255 (override_options): Initiailize mips_dwarf_regno. Remove use
9257 (mips_swap_registers): New function.
9258 (mips_conditional_register_usage): Swap accumulator registers
9259 around if TARGET_LITTLE_ENDIAN.
9260 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9261 * config/mips/constraints.md (h, l): Use the endianness to choose
9262 between MD0_REG and MD1_REG.
9263 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9264 alternative-dependent template.
9266 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9268 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9271 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9273 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9274 predecessor fallthru flags.
9276 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9278 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9279 of compare to the same type.
9280 * cfgloopmanip.c (add_loop): Update information about loop exits.
9281 (loop_version): Remove the innermost loop requirement.
9282 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9283 to sizetype for pointers.
9285 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9287 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9288 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9289 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9291 * config/dfp-bit.c: Empty for TFmode conversions.
9293 2007-07-18 Caroline Tice <ctice@apple.com>
9295 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9296 and handle them correctly; check that src is not NULL before
9298 (find_src_set_src): Likewise.
9300 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9302 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9303 (struct alignment_context, init_alignment_context): New.
9304 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9305 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9306 (XCHAL_HAVE_S32C1I): Likewise.
9307 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9308 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9309 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9310 (ATOMIC, HQI): New macros.
9311 (memory_barrier, *memory_barrier): New.
9312 (sync_lock_releasesi): New.
9313 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9314 (sync_lock_test_and_set<mode>): New.
9315 (sync_<atomic><mode>): New.
9316 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9317 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9318 (xtensa_expand_atomic): New.
9320 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9324 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9325 transformation for builtin ISNORMAL.
9326 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9327 * builtins.def (BUILT_IN_ISNORMAL): New.
9328 * doc/extend.texi: Document isnormal.
9330 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9334 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9335 optabs infrastructure. Provide generic implementation for
9337 (expand_builtin): Handle FINITE/ISFINITE.
9338 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9339 (fold_builtin_1): Likewise.
9341 * builtins.def (BUILT_IN_ISFINITE): New.
9343 * doc/extend.texi: Document isfinite.
9345 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9351 generic fallback for isinf.
9352 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9353 calculation code ...
9354 * real.c (get_max_float): ... to here.
9355 * real.h (get_max_float): New.
9357 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9361 * builtin-attrs.def (ATTR_TYPEGENERIC,
9362 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9364 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9365 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9366 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9367 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9369 * c-common.c (handle_type_generic_attribute): New.
9370 (c_common_attribute_table): Add "type generic".
9372 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9374 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9376 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9377 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9380 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9383 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9384 checking that the operand is an expression.
9386 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9387 Danny Smith <dannysmith@users.sourceforge.net>
9390 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9391 file mapping object in local namespace if Windows version later
9394 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9396 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9397 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9398 arm_cannot_force_const_mem.
9399 (arm_cannot_force_const_mem): New function.
9400 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9401 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9402 of arm_tls_referenced_p.
9403 * config/arm/arm.md (movsi): Split out-of-section constants when
9404 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9405 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9407 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9409 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9411 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9413 * config/mips/mips.md (*extendqihi2): Convert the destination
9416 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9418 * config/pa/fptr.c: Update license header.
9419 * config/pa/milli64.S: Likewise.
9421 2007-07-17 Nick Clifton <nickc@redhat.com>
9423 * COPYING_v3: New file. Contains version 3 of the GNU General
9425 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9426 Lesser General Public License.
9427 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9428 the GNU General Public License.
9430 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9432 PR rtl-optimization/32773
9433 * cfglayout.c (force_one_exit_fallthru): New function.
9434 (cfg_layout_finalize): Use it.
9436 2007-07-16 Richard Guenther <rguenther@suse.de>
9437 Uros Bizjak <ubizjak@gmail.com>
9439 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9440 before forcing it to gimple operand.
9442 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9443 David Ung <davidu@mips.com>
9445 * config/mips/mips.h (TUNE_24K): Define.
9446 (TUNE_MACC_CHAINS): Add TUNE_24K.
9447 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9449 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9450 (r74k_int_madd): .. this new reservation.
9451 (define_bypass): Fixed bypasses for r74k_int_madd to use
9453 * config/mips/24k.md (define_bypass): Define new
9454 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9456 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9457 Nigel Stephens <nigel@mips.com>
9459 * config/mips/mips.md: Include 20kc.md.
9460 * config/mips/20kc.md: New file.
9461 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9462 (mips_adjust_cost): Tweak for 20Kc.
9463 (mips_issue_rate): Likewise.
9464 * config/mips/mips.h (TUNE_20KC): Define.
9466 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9468 * config/rs6000/rs6000.c (struct processor_cost): Add
9469 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9471 (*_cost): Add cache information.
9472 (rs6000_override_options): Set cache parameters.
9474 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9477 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9478 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9480 2007-07-16 Paul Brook <paul@codesourcery.com>
9483 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9484 (cirrus_thumb2_movsi_insn): Ditto.
9486 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9488 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9491 2007-07-15 Andrew Haley <aph@redhat.com>
9493 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9494 before looking in the context.
9496 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9500 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9501 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9502 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9503 (pa_output_function_prologue): Use rp_saved and
9504 current_function_is_leaf to generate .CALLINFO statement.
9505 (hppa_expand_prologue): Set rp_saved.
9506 (hppa_expand_epilogue): Use rp_saved.
9507 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9508 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9510 2007-07-14 Dirk Mueller <dmueller@suse.de>
9512 * omega.c (coalesce): Fix memory leak on early exit.
9513 * matrix-reorg.c (check_allocation_function): Likewise.
9514 * tree-vect-transform.c (vect_get_new_vect_var): free result
9516 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9517 pass pointer to edge vector
9518 (partition_hot_cold_basic_blocks): Fix memory leak.
9519 * collect2.c (prefix_from_string): Free temporary storage.
9520 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9522 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9524 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9525 (DO_GLOBAL_DTORS_BODY): Likewise.
9527 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9528 Nigel Stephens <nigel@mips.com>
9530 * config/mips/mips.c (mips_classify_symbol): Don't return
9531 SYMBOL_SMALL_DATA for constant pool addresses if
9532 TARGET_EMBEDDED_DATA is true.
9534 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9536 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9537 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9538 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9539 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9540 __builtin_ia32_storehps, __builtin_ia32_storelps,
9541 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9542 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9543 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9544 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9545 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9546 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9547 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9548 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9549 using def_builtin_const.
9551 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9553 PR tree-optimization/32705
9554 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9555 (simplify_binary_expression): Use SSA_VAL consistently.
9557 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9559 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9560 (SPEFSCR_REGNO): Delete definition.
9561 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9562 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9563 * config/rs6000/rs6000.h: Do not define *_REGNO.
9564 LINK_REGISTER_REGNUM -> LR_REGNO.
9565 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9566 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9567 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9568 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9569 R_VRSAVE, R_VSCR. Use them.
9570 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9571 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9572 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9573 * config/rs6000/aix.h: Define R_LR. Use it.
9575 2007-07-13 Caroline Tice <ctice@apple.com>
9577 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9578 flag_var_tracking is explicitly turned off (i.e. when variable
9579 tracking is not feasible); otherwise, turn flag_var_tracking on when
9580 flag_var_tracking_uninit is on.
9581 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9582 note definitions, to allow recording of initialization status in the
9584 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9585 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9586 determine if two note locations are equal.
9587 (output_loc_list): Don't output list entries whose start & end labels
9589 (reg_loc_descriptor): Add parameter for initialization status; pass it
9590 to other loc descriptor functions.
9591 (one_reg_loc_descriptor): Add parameter for initialization status;
9592 check its value and add DW_OP_GNU_uninit to returned loc descr if
9594 (multiple_reg_loc_descriptor): Add parameter for initialization
9596 pass init status argument to other loc descriptor functions; check
9597 value of intialization parameter and add DW_OP_GNU_uninit to returned
9598 loc descr if appropriate.
9599 (based_loc_descr): Add parameter for initialization status; add new
9600 variable for return value; check value of initialization parameter and
9601 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9602 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9603 pass init status argument to other loc descriptor functions; check
9604 value of intialization parameter and add DW_OP_GNU_uninit to returned
9605 loc descr if appropriate.
9606 (mem_loc_descriptor): Likewise.
9607 (concat_loc_descriptor): Likewise.
9608 (concatn_loc_descriptor): Likewise.
9609 (loc_descriptor): Add parameter for initialization status; pass it as
9610 argument to other loc descriptor function calls.
9611 (loc_descriptor_from_tree_1): Add appropriate initialization status
9612 to loc descriptor function calls.
9613 (add_location_or_const_value_attribute): Get initialization status
9614 from VAR_LOCATION note; add initialization status to loc descriptor
9616 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9617 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9618 status is uninitialized, add "[uninint]" to output.
9619 * common.opt (fvar-tracking-uninit): New option, similar to
9620 fvar-tracking, to turn on tracking of uninitialized variables; creates
9621 a new global flag, flag_var_tracking_uninit.
9622 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9623 (enum var_init_status): New type, for var initialization status field.
9624 * var-tracking.c (struct location_chain_def): Two new fields, init,
9625 for initialization status, and set_src for the assignment value expr.
9626 (unshare_variable): New parameter for initialization status;
9627 initialize new init and set_src fields.
9628 (var_reg_set): New parameters for initialization status and value;
9629 pass them to set_variable_part.
9630 (var_mem_set): Likewise.
9631 (get_init_value): New function.
9632 (var_reg_delete_and_set): New initialization status & value
9633 parameters; add call to get_init_value if status is unknown; pass new
9634 parameters to clobber_variable_part and var_reg_set.
9635 (var_mem_delete_and_set): Likewise.
9636 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9637 (var_mem_delete): Likewise.
9638 (variable_union): Pass status to unshare_variable; initialize new init
9639 and set_src fields. If flag_var_tracking_uninit is not set, force
9640 status to initialized.
9641 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9642 used later to get the set_src value.
9643 (find_src_status): New function.
9644 (find_src_set_src): New function.
9645 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9646 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9647 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9648 and var_mem_delete_and_set.
9649 (dump_variable): Print out "[uninit]" if appropriate.
9650 (set_variable_part): Add new initialization and set_src parameters;
9651 pass status to unshare_variable; set node->init and node- >set_src
9652 fields and modify slot in hash table appropriately; save the init and
9653 set_src values if appropriate and assign to the new node.
9654 (clobber_variable_part): New set_src parameter; if two nodes have
9655 same variable and same location but different set_src (assignment)
9656 values, clobber old node.
9657 (delete_variable_part): Pass init status to unshare_variable.
9658 (emit_note_insn_var_location): Add initialized var; assign var's init
9659 status to new 'initialized'; pass new init status field to calls to
9660 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9661 status to initialized.
9662 (emit_notes_in_bb): Pass initialization status to calls to
9663 var_reg_set, var_mem_set, var_reg_delete_and_set and
9664 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9665 var_reg_delete_and_set and var_mem_delete_and_set; call
9666 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9667 make up for change in add_stores.
9668 (vt_add_function_parameters): Add status to calls to
9670 * config/darwin.c (darwin_override_options): Turn on uninitialized
9671 tracking automatically, if var_tracking is on and the system is
9674 2007-07-13 Sa Liu <saliu@de.ibm.com>
9676 * config.gcc: Add options for arch and tune on SPU.
9677 * config/spu/predicates.md: Add constant operands 0 and 1.
9678 * config/spu/spu-builtins.def: Add builtins for double precision
9679 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9680 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9682 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9684 * config/spu/spu-protos.h: Add new function prototypes.
9685 * config/spu/spu.c (spu_override_options): Check options -march and
9687 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9688 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9690 (spu_const_from_int): New. Create a vector constant from 4 ints.
9691 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9692 (spu_emit_vector_compare): New. Emit vector compare.
9693 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9694 * config/spu/spu.h: Add options -march and -mtune. Define processor
9695 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9696 CANONICALIZE_COMPARISON.
9697 * config/spu/spu.md: Add new insns for double precision compare
9698 and double precision vector compare. Add vcond and smax/smin patterns
9699 to enable DFmode vector conditional expression.
9700 * config/spu/spu.opt: Add options -march and -mtune.
9701 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9702 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9703 both CELL and CELLEDP targets: spu_testsv.
9704 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9707 2007-07-13 Richard Guenther <rguenther@suse.de>
9709 PR tree-optimization/32721
9710 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9711 TREE_THIS_VOLATILE on the folded reference.
9712 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9713 if the array reference has TREE_THIS_VOLATILE set.
9715 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9718 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9720 2007-07-13 Andreas Schwab <schwab@suse.de>
9722 * gengtype-lex.l: Allow declarations to be indented.
9724 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9726 * ginclude/tgmath.h: New.
9727 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9728 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9729 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9730 * configure: Regenerate.
9732 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9734 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9735 correct index when setting register save state for xd
9738 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9740 * config/sh/sh.c (mark_use): Remove.
9742 2007-07-12 Paul Brook <paul@codesourcery.com>
9744 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9745 reg does not overlap return value.
9747 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9749 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9750 (set_expression_vuses): Ditto.
9751 (init_pre): Initialize expression_vuses.
9753 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9755 * config/i386/sse.md (storentdf, storentsf): New.
9757 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9759 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9761 * tree.c (build_decl_stat): Move code from here...
9762 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9763 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9764 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9765 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9766 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9769 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9770 Devang Patel <dpatel@apple.com>
9772 PR tree-optimization/25413
9773 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9774 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9775 * tree.h (contains_packed_reference): New.
9776 * expr.c (contains_packed_reference): New.
9777 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9778 (vect_enhance_data_refs_alignment): Call
9779 vector_alignment_reachable_p.
9780 * target.h (vector_alignment_reachable): New builtin.
9781 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9782 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9783 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9785 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9787 * target.h (builtin_vectorization_cost): Add new target builtin.
9788 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9789 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9790 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9791 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9792 uninitialized variables.
9793 * tree-vect-transform.c (cost_for_stmt): New function.
9794 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9795 using cost 1 for all scalar stmts. Be less conservative when
9796 estimating the number of prologue/epulogue iterations. Call
9797 targetm.vectorize.builtin_vectorization_cost. Return
9798 min_profitable_iters-1.
9799 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9800 initialization cost instead of TARG_VEC_STMT_COST. Use
9801 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9802 epilogue code. Fix epilogue cost computation.
9803 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9804 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9805 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9806 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9807 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9808 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9810 2007-07-12 Richard Guenther <rguenther@suse.de>
9812 * gimplify.c (gimplify_conversion): Make sure that the result
9813 from maybe_fold_offset_to_reference is trivially convertible
9814 to the desired type before doing the simplification.
9815 (gimplify_expr): Likewise.
9816 * fold-const.c (fold_binary): Use the correct types for
9817 building the simplified expression.
9819 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9821 PR rtl-optimization/32729
9822 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9823 that fallthru to exit.
9825 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9827 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9828 (symDTPOFF2reg): Likewise.
9830 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9832 PR tree-optimization/32663
9834 * tree.h (VALUE_HANDLE_VUSES): Remove.
9835 (struct tree_value_handle): Remove vuses.
9837 * tree-vn.c (create_value_handle_for_expr): Don't set
9840 * tree-ssa-pre.c (expression_vuses): New.
9841 (alloc_expression_id): Set up expression_vuses.
9842 (get_expression_vuses): New.
9843 (set_expression_vuses): Ditto.
9844 (clear_expression_ids): Modify for expression_vuses.
9845 (phi_translate_1): Ditto.
9846 (phi_translate_set): Ditto.
9847 (value_dies_in_block_x): Ditto
9848 (valid_in_sets): Ditto.
9849 (add_to_sets): Ditto.
9850 (find_existing_value_expr): Ditto.
9851 (create_value_handle_for_expr): Ditto.
9852 (make_values_for_stmt): Ditto.
9853 (vuse_equiv): Remove.
9855 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9857 * Makefile.in (mostlyclean): Remove object files.
9859 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9861 * toplev.c (no_new_pseudos): Deleted.
9862 * rtl.h (no_new_pseudos): Deleted.
9863 * tree-pass.h (pass_no_new_pseudos): Deleted.
9864 * passes.c (pass_no_new_pseudos): Deleted.
9865 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9866 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9867 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9869 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9870 * rtlhooks.c (gen_lowpart_general): Ditto.
9871 * optabs.c (prepare_operand): Ditto.
9872 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9874 * modulo-sched.c (rest_of_handle_sms): Ditto.
9875 * see.c (rest_of_handle_see): Ditto.
9876 * ifcvt.c (if_convert): Ditto.
9877 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9879 * init-regs.c (gate_initialize_regs): Deleted set of
9881 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9882 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9883 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9885 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9889 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9890 (*vec_extractv2di_1_rex64): New insn pattern.
9892 2007-07-11 David Daney <ddaney@avtrex.com>
9894 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9895 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9896 for SIGNAL_UNWIND_RETURN_COLUMN.
9897 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9898 (DWARF_FRAME_REGNUM): Rewrite.
9899 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9901 2007-07-11 Nick Clifton <nickc@redhat.com>
9903 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9904 delta and use gen_int_mode in place of GET_INT instead.
9906 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9908 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9911 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9913 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9914 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9916 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9917 (USE_CANONICAL_TYPES): New.
9918 * doc/invoke.texi (verify-canonical-types): Remove.
9919 (use-canonical-types): Add.
9921 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9923 * config/spu/spu.c (spu_optimization_options): Remove setting of
9924 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9925 (spu_override_options): Move it here.
9927 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9929 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9930 * config/mips/mips.c (mips_cpu_info_table): Mention
9931 MIPS_ISA_LEVEL_SPEC in the comment.
9933 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9935 PR tree-optimization/32713
9936 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9938 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9941 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9942 conditional to flag_isoc99.
9943 (c_common_init_options): Do it here, unconditionally.
9945 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9947 PR tree-optimization/32589
9948 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9949 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9950 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9951 predicate, extracted from...
9952 (set_rhs): ...here. Call it for the expression on entry.
9953 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9954 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9955 (simplify_binary_expression): Use valid_gimple_expression_p
9956 to validate the simplification.
9957 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9959 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9961 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9962 DWARF2_DEBUG on 32 bit target too.
9963 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9965 2007-07-11 Nick Clifton <nickc@redhat.com>
9967 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9968 version for 64-bit hosts.
9970 2007-07-10 David Daney <ddaney@avtrex.com>
9972 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9974 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9976 * config/mips/mips.c (mips_expand_synci_loop): New function.
9977 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9978 (UNSPEC_RDHWR): Same.
9979 (UNSPEC_SYNCI): Same.
9980 (UNSPEC_SYNC): Same.
9981 (clear_cache): New expand.
9985 (clear_hazard): Same.
9986 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9988 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9989 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9991 2007-07-10 Ian Lance Taylor <iant@google.com>
9993 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9996 2007-07-10 David Daney <ddaney@avtrex.com>
9998 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9999 * builtins.c (expand_builtin___clear_cache): New function.
10000 (expand_builtin): Call expand_builtin___clear_cache for
10001 BUILT_IN_CLEAR_CACHE case.
10002 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
10003 * doc/md.texi (clear_cache): Document new instruction pattern.
10004 * testsuite/gcc.dg/builtins-64.c: New test.
10006 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
10008 * config/cris/cris.md ("movsi"): Fix typo in last change.
10010 2007-07-09 Geoffrey Keating <geoffk@apple.com>
10013 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
10015 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
10016 * varasm.c (assemble_start_function): Honor DECL_ALIGN
10017 for FUNCTION_DECLs. Don't use align_functions_log if
10019 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
10020 even for FUNCTION_DECLs.
10021 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
10023 * tree.h (DECL_ALIGN): Update for new location of 'align'.
10024 (DECL_FUNCTION_CODE): Update for new location and name of
10026 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
10027 (struct tree_decl_common): Move 'align' and 'off_align' out
10028 of union, ensure they're still on a 32-bit boundary. Remove
10029 other fields in union 'u1'.
10030 (struct tree_function_decl): Add field 'function_code' replacing
10031 'u1.f' in tree_decl_common.
10032 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
10033 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
10034 (Variable Attributes): Cross-reference 'aligned' attribute
10035 to Function Attributes.
10036 * flags.h (force_align_functions_log): Delete.
10037 * toplev.c (force_align_functions_log): Delete.
10039 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
10042 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
10043 (*vec_concatv2di_rex): New insn pattern.
10045 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10048 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
10050 2007-07-10 Ian Lance Taylor <iant@google.com>
10052 Replace no_new_pseudos in backends.
10053 * rtl.h (can_create_pseudo_p): Define.
10054 * config/darwin.c (machopic_indirect_data_reference): Use
10055 can_create_pseudo_p () instead of no_new_pseudos.
10056 (machopic_indirect_data_reference): Likewise.
10057 (machopic_legitimize_pic_address): Likewise.
10058 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
10059 (alpha_emit_set_const_1): Likewise.
10060 (alpha_emit_set_const): Likewise.
10061 (alpha_emit_conditional_move): Likewise.
10062 (alpha_split_conditional_move): Likewise.
10063 * config/alpha/alpha.md (various splitters): Likewise.
10065 * config/arm/arm.c (legitimize_pic_address): Likewise.
10066 (arm_load_pic_register): Likewise.
10067 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10068 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10069 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10070 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10071 * config/cris/cris.md (movsi): Likewise.
10072 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10073 (symGOTOFF2reg_hilo): Likewise.
10074 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10075 * config/h8300/h8300.md (insv, extzv): Likewise.
10076 * config/i386/i386.c (ix86_expand_move): Likewise.
10077 (ix86_expand_vector_move): Likewise.
10078 (ix86_prepare_fp_compare_args): Likewise.
10079 (ix86_expand_carry_flag_compare): Likewise.
10080 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10081 (tls_dynamic_gnu2_combine_32): Likewise.
10082 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10083 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10084 (ia64_expand_movxf_movrf): Likewise.
10085 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10086 (m32c_split_move): Likewise.
10087 (m32c_expand_insv): Likewise.
10088 * config/m68k/m68k.md (movsi): Likewise.
10089 * config/mips/mips.c (mips_force_temporary): Likewise.
10090 (mips_split_symbol): Likewise.
10091 (mips_move_integer): Likewise.
10092 (mips_legitimize_const_move): Likewise.
10093 * config/mn10300/mn10300.md (movsi): Likewise.
10094 * config/pa/pa.c (emit_move_sequence): Likewise.
10095 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10096 (rs6000_got_register): Likewise.
10097 (create_TOC_reference): Likewise.
10098 (rs6000_machopic_legitimize_pic_address): Likewise.
10099 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10100 (various splitters): Likewise.
10101 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10102 (movsi_got): Likewise.
10103 * config/s390/s390.c (emit_symbolic_move): Likewise.
10104 * config/s390/s390.md (movhi, movqi): Likewise.
10105 (load_multiple, store_multiple): Likewise.
10106 * config/score/score.c (score_force_temporary): Likewise.
10107 * config/sh/sh.c (prepare_move_operands): Likewise.
10108 (prepare_cbranch_operands): Likewise.
10109 (emit_fpu_switch): Likewise.
10110 (fpscr_set_from_mem): Likewise.
10111 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10112 (adddi3, subsi3): Likewise.
10113 (various splitters): Likewise.
10114 (divsi_inv_fp_combine): Likewise.
10115 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10116 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10118 * config/sh/predicates.md (xor_operand): Likewise.
10119 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10120 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10121 (movdi_pic_label_ref): Likewise.
10122 * config/spu/spu.c (spu_split_immediate): Likewise.
10123 * config/alpha/alpha.md (various splitters): Remove test
10124 !no_new_pseudos || reload_completed.
10125 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10127 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10128 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10129 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10130 * config/score/score.c (th_output_mi_thunk): Likewise.
10131 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10132 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10134 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10136 PR rtl-optimization/32664
10137 * mode-switching.c (create_pre_exit): Skip barrier insns.
10139 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10141 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10142 force_gimple_operand_bsi.
10143 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10144 rewrite_use_compare): Ditto.
10145 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10147 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10148 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10149 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10150 * tree-profile.c (prepare_instrumented_value,
10151 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10152 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10153 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10154 tree_gen_ior_profiler): Ditto.
10155 * tree-ssa-reassoc.c (negate_value): Ditto.
10156 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10157 Use force_gimple_operand_bsi.
10158 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10159 * tree-if-conv.c (add_to_dst_predicate_list,
10160 find_phi_replacement_condition): Ditto.
10161 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10162 Call mark_symbols_for_renaming for new statements.
10163 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10165 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10167 * cfghooks.c (remove_edge): New function.
10168 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10170 * cfghooks.h (remove_edge): Declare.
10171 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10172 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10174 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10176 * optabs.h: Added declaration for signbit_optab.
10177 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10178 * genoptinit.c (optabs): Added entry for signbit insns.
10179 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10180 insn, if available.
10181 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10182 * config/s390/s390.md (signbit<mode>2): New expander.
10184 2007-07-09 Richard Guenther <rguenther@suse.de>
10186 PR middle-end/32698
10187 * fold-const.c (fold_plusminus_mult_expr): Move constant
10188 arguments second to allow decomposing.
10190 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10193 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10195 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10196 Disregard DECL_FROM_INLINE.
10198 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10201 * doc/invoke.texi: Add ftree-reassoc flag.
10202 * common.opt (ftree-reassoc): New flag.
10203 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10204 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10206 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10208 PR tree-optimization/32681
10209 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10210 saved in second_edge->aux when first_bb is a loop header.
10212 2007-07-09 Jan HUbicka <jh@suse.cz>
10214 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10216 2007-07-09 Richard Guenther <rguenther@suse.de>
10218 * c-decl.c (start_function): Do not promote return type.
10220 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10222 * function.c (do_warn_unused_parameter): Do not warn if
10223 TREE_NO_WARNING is set.
10225 2007-07-08 Andreas Schwab <schwab@suse.de>
10227 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10229 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10232 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10234 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10235 apply to assembly language, too.
10236 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10238 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10240 Revert (note the sccvn portions are *not* reverted)
10241 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10243 Fix PR tree-optimization/23488
10245 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10247 * tree-flow-inline.h (get_value_handle): Ditto.
10248 * tree-ssa-pre.c (decl_vh_map): New.
10249 (decl_node_pool): New.
10250 (can_value_number_operation): Support DECL_P.
10251 (can_PRE_operation): Ditto.
10252 (create_expression_by_pieces): Ditto.
10253 (find_existing_value_expr): Modify to differnetiate between
10254 addressing and top level.
10255 (create_value_handle_for_expr): Handle DECL's.
10256 (poolify_tree): Ditto.
10257 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10258 (make_values_for_stmt): Handle DECL's properly.
10259 (init_pre): Reorg to not init useless things during FRE.
10261 * tree-flow.h: Include pointer-set.h.
10262 (decl_vh_map): Declare.
10263 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10265 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10267 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10268 the constraint description.
10269 * doc/md.texi: Update documentation of AVR constraints.
10271 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10273 * auto-inc-dec.c, config/arm/arm.c,
10274 config/m32r/constraints.md, config/mips/mips.md,
10275 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10276 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10277 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10278 typos. Follow spelling conventions.
10279 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10281 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10282 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10284 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10285 realloc_vuse): Remove.
10286 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10289 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10291 Fix PR tree-optimization/23488
10293 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10294 (try_to_simplify): Ditto.
10295 (visit_use): Ditto.
10296 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10298 * tree-flow-inline.h (get_value_handle): Ditto.
10299 * tree-ssa-pre.c (decl_vh_map): New.
10300 (decl_node_pool): New.
10301 (can_value_number_operation): Support DECL_P.
10302 (can_PRE_operation): Ditto.
10303 (create_expression_by_pieces): Ditto.
10304 (find_existing_value_expr): Modify to differnetiate between
10305 addressing and top level.
10306 (create_value_handle_for_expr): Handle DECL's.
10307 (poolify_tree): Ditto.
10308 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10309 (make_values_for_stmt): Handle DECL's properly.
10310 (init_pre): Reorg to not init useless things during FRE.
10312 * tree-flow.h: Include pointer-set.h.
10313 (decl_vh_map): Declare.
10314 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10316 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10318 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10319 apply to assembly language, too.
10320 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10322 2007-07-06 Ian Lance Taylor <iant@google.com>
10323 Zack Weinberg <zackw@panix.com>
10325 PR middle-end/32441
10326 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10328 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10330 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10331 (prefetch): Likewise if "pref" would be used.
10333 2007-07-06 Josh Conner <jconner@apple.com>
10335 PR middle-end/32602
10336 PR middle-end/32603
10337 * calls.c (store_one_arg): Handle arguments which are partially
10338 on the stack when detecting argument overlap.
10340 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10342 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10343 chosen during find_reloads.
10345 2007-07-06 Richard Guenther <rguenther@suse.de>
10347 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10348 TYPE_ARG_TYPES for verification of argument types. Use
10349 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10350 parameters as variable arguments.
10352 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10354 * libgcc2.h (word_type): Type definition removed.
10355 (cmp_return_type, shift_count_type): Type definitions added.
10356 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10357 replaced with shift_count_type.
10358 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10360 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10361 changed from word_type to Wtype.
10362 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10363 replaced with shift_count_type.
10364 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10366 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10367 and libgcc_shift_count attribute added.
10368 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10369 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10370 (TARGET_INITIALIZER): New target hooks added.
10371 * targhooks.c (default_libgcc_cmp_return_mode,
10372 default_libgcc_shift_count_mode): Default implementations for the new
10373 target hooks added.
10374 * targhooks.h (default_libgcc_cmp_return_mode,
10375 default_libgcc_shift_count_mode): Function prototypes added.
10376 * target.h (struct gcc_target): Fields for the new target hooks added.
10377 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10379 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10382 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10383 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10385 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10386 s390_libgcc_shift_count_mode): Functions added.
10387 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10388 Target hooks defined.
10390 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10392 * config/mips/mips.c (compute_frame_size): Restore the original
10393 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10394 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10395 Document why the difference is needed.
10397 2007-07-06 Richard Guenther <rguenther@suse.de>
10399 * c-common.c (boolean_increment): Use correctly typed
10402 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10404 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10405 the topmost argument register is not also included in the save mask.
10406 (mips16e_collect_argument_save_p): Take a pointer to the argument
10407 register, rather than a pointer to the number of arguments.
10408 (mips16e_collect_argument_saves): Only include argument saves
10409 that aren't in the register mask.
10411 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10413 PR rtl-optimization/32450
10414 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10415 to ensure that instructions are not moved into the prologue when
10416 profiling is on. Remove unused prologue_end variable.
10417 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10418 as a scheduling barrier.
10420 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10423 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10424 Disregard DECL_FROM_INLINE.
10426 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10428 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10429 IORing with a constant.
10431 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10433 PR rtl-optimization/32475
10434 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10435 for every definition of the stack pointer.
10437 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10439 * arm.c (vfp3_const_double_index): Copy signed results of
10440 REAL_VALUE_TO_INT into unsigned vars.
10442 2007-07-05 Richard Guenther <rguenther@suse.de>
10444 PR middle-end/32639
10445 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10447 * tree-ssa.c (useless_type_conversion_p): Check canonical
10450 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10452 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10453 zero_extendhisi2): Change to define_insn_and_split.
10454 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10456 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10458 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10459 pass_match_asm_constraints): New.
10460 * passes.c (init_optimization_passes): Add new pass.
10461 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10462 * function.h (struct function): Add has_asm_statement bit.
10463 (current_function_has_asm_statement): New.
10464 * tree-pass.h (pass_match_asm_constraints): New.
10466 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10468 * config/mips/mips.c (mips_file_start): Avoid declaration
10471 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10473 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10475 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10477 * rtl.def (NOTE): Change print format string to print
10478 operand 5 as a note insn name.
10480 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10481 David Ung <davidu@mips.com>
10483 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10484 * doc/invoke.texi: (MIPS Options): Document them.
10486 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10487 David Ung <davidu@mips.com>
10489 Add support for SmartMIPS ASE.
10491 * optabs.c (expand_binop_directly): New, broken out from...
10492 (expand_binop): Here. Make it try rotating in the other
10493 direction even when the second operand isn't constant.
10494 * config/mips/mips.md (*lwxs): New.
10495 * config/mips/mips.opt (msmartmips): New.
10496 * config/mips/mips.c (mips_lwxs_address_p): New.
10497 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10498 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10499 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10500 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10501 (ISA_HAS_LWXS): New.
10502 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10503 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10504 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10505 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10506 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10507 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10508 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10510 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10512 * tree-vectorizer.c (new_loop_vec_info): Initialize
10513 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10514 * tree-vectorizer.h (_loop_vec_info): Added new filed
10515 min_profitable_iters.
10516 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10517 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10518 * tree-vect-analyze.c (vect_analyze_operations): Set
10519 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10520 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10521 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10522 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10523 and prologue cost to after they are computed.
10524 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10525 TARG_VEC_STMT_COST.
10526 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10527 of creating vectors from scalars according to dt.
10528 (vect_model_store_cost): Likewise.
10529 (vectorizable_call): Use dt array instead of scalar dt. Call
10530 vect_model_simple_cost with additional argument dt.
10531 (vectorizable_assignment): Likewise.
10532 (vectorizable_operation): Likewise.
10533 (vectorizable_type_demotion): Likewise.
10534 (vectorizable_type_promotion): Likewise.
10535 (vectorizable_store): Use dt array instead of scalar dt. Call
10536 vect_model_store_cost with additional argument dt.
10537 (vect_do_peeling_for_loop_bound): Don't call
10538 vect_estimate_min_profitable_iters. Instead, lookup
10539 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10540 "may not be profitable".
10542 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10545 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10546 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10547 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10548 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10550 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10552 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10553 addressing modes cheaper.
10555 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10557 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10558 (dw_ranges_struct): Rename block_num to num. Adjust.
10559 (dw_ranges_by_label_struct): New.
10560 (ranges_by_label, ranges_by_label_allocated,
10561 ranges_by_label_in_use): New variables.
10562 (add_ranges_num): Factored most of the code out of...
10563 (add_ranges): ... this one. Rewrite in terms of the former.
10564 (add_ranges_by_labels): New.
10565 (output_ranges): Output by-label ranges.
10566 (dwarf2out_finish): Output range for multiple-section
10567 compile_unit. Output standard DW_AT_low_pc in addition to
10568 unexpected DW_AT_entry_pc.
10570 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10572 PR tree-optimization/32604
10573 PR tree-optimization/32606
10575 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10576 (compute_antic_safe): Removed.
10577 (ANTIC_SAFE_LOADS): Ditto.
10578 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10579 (execute_pre): Don't call compute_antic_safe.
10580 (vuse_equiv): New function.
10581 (make_values_for_stmt): Use it
10582 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10585 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10588 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10589 rather than a decl.
10590 (avr_attribute_table): Make "naked" attribute apply to function types
10591 rather than to decls.
10592 (avr_handle_fntype_attribute): New function.
10594 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10596 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10599 2007-07-04 David Ung <davidu@mips.com>
10600 Joseph Myers <joseph@codesourcery.com>
10602 * config/mips/mips.md (type): Add logical, signext and move.
10603 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10604 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10605 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10606 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10607 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10608 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10609 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10610 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10611 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10612 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10613 movv2sf_hardfloat_64bit): Use the new types.
10614 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10615 *movdf_softfloat, *movdf_mips16): Use "multi".
10616 (extendqihi2): Replace with a define_expand.
10617 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10618 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10619 * config/mips/74k.md (r74k_int_logical): New reservation and
10621 (r74k_int_arith): Remove "slt".
10622 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10623 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10624 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10625 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10626 reservations for "arith".
10628 2007-07-04 Richard Guenther <rguenther@suse.de>
10630 * tree-ssa.c (useless_type_conversion_p): Add handling for
10631 scalar float and vector types. Only call the types_compatible_p
10632 langhook for aggregate types as last resort. Follow the
10635 2007-07-04 Richard Guenther <rguenther@suse.de>
10637 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10638 the same as NOP_EXPR.
10640 2007-07-04 Nick Clifton <nickc@redhat.com>
10642 * target.h (struct gcc_target): Add target_help field.
10643 * target-def.h (TARGET_HELP): New.
10644 (TARGET_INITIALIZER): Use TARGET_HELP.
10645 * opts.c (command_handle_option): Invoke target_help function, if
10646 defined, when the user has specified --target-help on the command
10648 * doc/invoke.texi: Mention that --target-help might print
10649 additional information.
10650 * doc/tm.texi: Document TARGET_HELP hook.
10652 * arm.c (TARGET_HELP): Override default definition.
10653 (arm_target_help): New - display a wrapped list of cores and
10654 architectures supported.
10656 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10658 * config/v850/v850.c (expand_prologue): Make sure
10659 GEN_INT() argument is sign extended rather than zero extended.
10660 (expand_epilogue): Likewise.
10661 (output_move_double): Delete.
10662 * config/v850/v850-protos.h (output_move_double): Delete.
10663 * config/v850/v850.md (movdi): Delete.
10664 (*movdi_internal): Delete.
10666 (*movdf_internal): Delete.
10668 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10670 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10671 unless compiling RTP PIC.
10673 2007-07-04 Richard Guenther <rguenther@suse.de>
10675 PR tree-optimization/32482
10676 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10677 original ssa name if we didn't find a shift expression.
10678 Fix shift constant for bit zero test.
10680 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10682 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10684 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10686 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10687 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10688 * config/arm/vxworks.h (ASM_SPEC): Delete.
10689 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10691 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10693 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10694 (DDR_REVERSED_P): New.
10695 * tree-data-ref.c (initialize_data_dependence_relation,
10696 build_classic_dist_vector): Set DDR_REVERSED_P.
10698 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10700 PR middle-end/32457
10701 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10702 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10703 init_omega_for_ddr_1): Use non conservative number of iterations
10705 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10706 (analyze_siv_subscript): Remove FIXME and reinitialization of
10707 last_conflicts to chrec_dont_know.
10708 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10710 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10712 * tree.c (maybe_canonicalize_argtypes): Improve description.
10714 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10716 * tree.c (maybe_canonicalize_argtypes): New.
10717 (build_function_type): Set canonical type.
10718 (build_method_type_directly): Ditto.
10719 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10722 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10724 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10726 (rewrite_use_nonlinear_expr): Likewise.
10728 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10730 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10732 2007-07-04 Ben Elliston <bje@au.ibm.com>
10734 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10737 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10739 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10740 (Exception Handling): Likewise.
10742 2007-07-03 Jan Hubicka <jh@suse.cz>
10744 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10746 2007-07-03 Eric Christopher <echristo@apple.com>
10748 * doc/cppopts.texi: Add conflicting option note to -dM.
10749 * doc/invoke.texi: Add note about possible conflicts with
10750 -E for -dCHARS and note that -dM will not produce
10751 any results if there is no machine dependent reorg.
10753 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10755 * tree.h (DECL_ALIGN): Back out previous change.
10757 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10759 * configure.ac: Test for .dtprelword support on MIPS.
10760 * configure, config.in: Regenerate.
10761 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10762 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10764 2007-07-03 Julian Brown <julian@codesourcery.com>
10766 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10767 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10768 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10769 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10771 (all_fpus): Add FPUTYPE_VFP3.
10772 (fp_model_for_fpu): Add VFPv3 field.
10773 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10774 (vfp3_const_double_index): New function. Return integer index of
10775 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10777 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10778 and argument represents a valid RTX for a VFPv3 constant.
10779 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10781 (vfp_emit_fstmd): Similar, for fstmd.
10782 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10783 constants, represented as integer indices.
10784 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10785 VFP_REGNO_OK_FOR_DOUBLE macros.
10786 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10787 (arm_file_start): Set float-abi attribute for VFPv3, and output
10788 correct ".fpu" assembler directive.
10789 (arm_dbx_register_numbering): Add FIXME.
10790 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10791 (fputype): Add FPUTYPE_VFP3.
10792 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10793 (CALL_USED_REGISTERS): Likewise.
10794 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10795 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10796 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10797 (D7_VFP_REGNUM): New.
10798 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10799 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10800 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10801 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10802 (REG_ALLOC_ORDER): Adjust for VFPv3.
10803 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10804 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10805 VFP_LO_REGS, VFP_HI_REGS.
10806 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10807 (IS_VFP_CLASS): Define macro.
10808 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10810 (REGISTER_MOVE_COST): Likewise.
10811 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10812 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10813 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10814 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10815 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10816 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10817 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10818 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10819 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10820 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10821 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10822 where appropriate for single-word registers.
10823 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10824 As above. Fix type attributes.
10825 * config/arm/constraints.md (register_contraint "t"): Define.
10826 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10828 (register_constraint "x"): Define.
10829 (constraint "Dv"): Define.
10831 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10833 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10835 2007-07-03 Tom Tromey <tromey@redhat.com>
10837 * c-parser.c (objc_pq_context): Removed.
10838 (objc_need_raw_identifier): Likewise.
10839 (c_parser) <objc_pq_context>: New field.
10840 <objc_need_raw_identifier>: Likewise.
10841 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10842 (c_lex_one_token): Update.
10843 (c_parser_objc_protocol_definition): Update.
10844 (c_parser_objc_method_definition): Update.
10845 (c_parser_objc_methodproto): Update.
10846 (c_parser_declspecs): Update.
10848 2007-07-03 David Ung <davidu@mips.com>
10850 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10852 2007-07-03 David Ung <davidu@mips.com>
10853 Richard Sandiford <richard@codesourcery.com>
10855 * doc/invoke.texi: Document -march=74kf3_2.
10856 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10857 (TUNE_74K): Check for it.
10858 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10859 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10860 * config/mips/mips.md (cpu): Add 74kf3_2.
10861 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10862 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10863 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10864 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10865 74kf3_2 to the CPU list.
10866 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10867 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10868 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10869 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10870 (r74kf3_2_fxfer_from_c1): New insn reservations.
10872 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10873 David Ung <davidu@mips.com>
10875 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10876 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10877 and 74k[fx]. Document aliases for the new options.
10878 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10879 (PROCESSOR_24KF2_1): ...this.
10880 (PROCESSOR_24KX): Rename to...
10881 (PROCESSOR_24KF1_1): ...this.
10882 (PROCESSOR_74KF): Rename to...
10883 (PROCESSOR_74KF2_1): ...this.
10884 (PROCESSOR_74KX): Rename to...
10885 (PROCESSOR_74KF1_1): ...this.
10886 (TUNE_74K): Update PROCESSOR_* names.
10887 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10888 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10889 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10890 (mips_rtx_cost_data): Update processor names in comments.
10891 (mips_issue_rate): Update PROCESSOR_* names.
10892 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10893 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10894 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10895 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10896 Update cpu attribute names.
10897 (r24k_fpu_iss): Rename this reservation to...
10898 (r24kf2_1_fpu_iss): ...this and update all uses.
10899 (r24kx_fpu_iss): Rename this reservation to...
10900 (r24kf1_1_fpu_iss): ...this and update all uses.
10901 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10902 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10903 Update cpu attribute names.
10905 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10907 * config/m32r/constraints.md: New file.
10908 * config/m32r/m32r.c: Include tm-constrs.h.
10909 (small_data_operand): Use satisfies_constraint_* instead of macro.
10910 (addr24_operand, gen_compare): Likewise.
10911 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10912 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10913 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10914 EXTRA_CONSTRAINT): Likewise.
10915 * config/m32r/m32r.md: Include constraints.md.
10916 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10917 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10918 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10919 (two_insn_const_operand, int8_operand, uint16_operand,
10920 reg_or_int16_operand, reg_or_uint16_operand,
10921 reg_or_cmp_int16_operand, cmp_int16_operand,
10922 seth_add3_operand): Likewise.
10924 2007-07-03 Eric Christopher <echristo@gmail.com>
10926 * libgcc2.h: Conditionally declare __bswapsi2 and
10929 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10931 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10934 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10937 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10938 (__gthrw_pragma): Provide default definition.
10939 (__gthrw2): Use it.
10940 * gthr-posix.c (__gthrw_pragma): Define.
10942 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10944 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10945 before declaring inequality.
10947 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10949 * combine.c (recog_for_combine): Log the success or failure of
10950 matching new insn patterns against the machine description in
10953 2007-07-03 Revital Eres <eres@il.ibm.com>
10955 * ddg.c (print_sccs): New function.
10956 (check_sccs): New function.
10957 (create_ddg_all_sccs): Use it.
10958 * ddg.h (print_sccs): Declare.
10959 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10961 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10963 * targhooks.h (default_mode_for_suffix): New function declaration.
10964 * targhooks.c (default_mode_for_suffix): New default target hook.
10965 * target.h (struct c): New structure in the targetm struct.
10966 (mode_for_suffix): New target hook as part of struct c.
10967 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10968 default_mode_for_suffix.
10969 (TARGET_C): New define.
10970 * c-lex.c: Include "target.h".
10971 (interpret_float): Use targetm.c.mode_for_suffix to determine
10972 the mode for a given non-standard suffix.
10973 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10975 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10976 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10978 * doc/extend.texi (Floating Types): New node. Document __float80 and
10979 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10981 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10984 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10985 predicate instead of target_operand.
10986 (divsi3_i1_media, divsi3_media_2): Likewise.
10988 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10990 * tree.h (alias_sets_might_conflict_p): Rename into
10991 alias_sets_must_conflict_p.
10992 * alias.c (alias_sets_might_conflict_p): Likewise.
10993 (alias_sets_conflict_p): Use it.
10994 (objects_must_conflict_p): Likewise.
10995 * c-common.c (strict_aliasing_warning): Adjust.
10997 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10999 * rtlhooks.c (gen_lowpart_if_possible): Check for
11000 invalid subreg before calling gen_lowpart_SUBREG.
11002 2007-07-02 Geoffrey Keating <geoffk@apple.com>
11004 * config/darwin9.h: Add copyright notice.
11005 (LINK_COMMAND_SPEC): Add comment.
11006 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
11007 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
11008 DARWIN_LIBSYSTEM_HAS_UNWIND.
11010 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11013 * omp-low.c (check_combined_parallel): New function.
11014 (lower_omp_parallel): Call it via walk_stmts, set
11015 OMP_PARALLEL_COMBINED if appropriate.
11016 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
11017 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
11018 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
11019 don't consider it as combined parallel.
11021 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11023 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11024 (gcc_tooldir): Likewise.
11025 * configure: Regenerate.
11026 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11027 old configure.ac gcc_tooldir setting.
11028 (prefix_to_exec_prefix): New variable.
11029 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11030 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11032 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
11034 Fix PR tree-optimization/32583
11035 Fix PR tree-optimization/32584
11036 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
11037 (phi_translate_set): Use phi_translate directly now.
11038 (make_values_for_stmt): Don't value number RHS if we already know
11041 2007-07-02 Steve Ellcey <sje@cup.hp.com>
11042 Jim Wilson <wilson@specifix.com>
11045 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
11048 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
11049 Richard Sandiford <richard@codesourcery.com>
11050 Nigel Stephens <nigel@mips.com>
11052 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
11053 (mips16e_output_save_restore): Declare.
11054 (mips16e_save_restore_pattern_p): Likewise.
11055 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
11056 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
11057 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
11058 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
11059 (BITSET_P): New global macro, extracted from...
11060 (mips_for_each_saved_reg): ...here.
11061 (mips16e_save_restore_info): New struct.
11062 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11063 (mips16e_save_restore_regs): New variable.
11064 (mips_split_plus, mips16e_find_first_register): New functions.
11065 (mips16e_mask_registers): New function.
11066 (compute_frame_size): Expand the commentary before the function.
11067 Enforce the MIPS16e save and restore register range restrictions.
11068 Pad the general register save area at the low end.
11069 (mips16e_save_restore_reg, mips16e_build_save_restore)
11070 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11071 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11072 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11074 (mips_expand_prologue, mips_expand_epilogue): Handle
11075 GENERATE_MIPS16E_SAVE_RESTORE.
11076 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11078 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11080 PR tree-optimization/31966
11081 PR tree-optimization/32533
11082 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11083 "basic_block" description as its third argument. Update function
11084 calls to get destination bb from "edge" argument. Save "cond" into
11085 aux field of the edge. Update prototype for changed arguments.
11086 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11088 (find_phi_replacement_condition): Operate on incoming edges, not
11089 on predecessor blocks. If there is a condition saved in the
11090 incoming edge aux field, AND it with incoming bb predicate.
11091 Return source bb of the first edge.
11092 (clean_predicate_lists): Clean aux field of outgoing node edges.
11093 (tree_if_conversion): Do not initialize cond variable. Move
11094 variable declaration into the loop.
11095 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11096 initializations of new_stmt, arg0 and arg1 variables.
11098 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11100 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11101 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11103 2007-07-02 Richard Guenther <rguenther@suse.de>
11105 * tree-ssa.c (useless_type_conversion_p): Document
11106 future intent as defining the middle-end type system.
11107 Re-structure to call langhook last, group by type class,
11108 mark questionable parts.
11110 2007-07-02 Richard Guenther <rguenther@suse.de>
11112 * tree-flow.h (types_compatible_p): Declare.
11113 * tree-ssa.c (types_compatible_p): New function.
11114 * ipa-type-escape.c (discover_unique_type): Use
11115 types_compatible_p instead of lang_hooks.types_compatible_p.
11116 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11117 * tree-vn.c (expressions_equal_p): Likewise.
11118 * tree.c (fields_compatible_p): Likewise.
11119 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11120 (cprop_operand): Use useless_type_conversion_p instead of
11121 lang_hooks.types_compatible_p.
11122 * tree-inline.c (setup_one_parameter): Likewise.
11123 (declare_return_variable): Likewise.
11124 * tree-nrv.c (tree_nrv): Likewise.
11125 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11126 (maybe_fold_offset_to_component_ref): Likewise.
11127 (maybe_fold_offset_to_reference): Likewise.
11128 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11129 (merge_alias_info): Likewise.
11130 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11131 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11132 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11133 * tree-tailcall.c (find_tail_calls): Likewise.
11134 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11135 * gimplify.c (canonicalize_addr_expr): Likewise.
11136 (fold_indirect_ref_rhs): Likewise.
11137 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11138 (cpt_same_type): Likewise.
11139 (check_pointer_types_r): Swap parameters to cpt_same_type
11141 * fold-const.c (fold_convert): Revert fix for PR15988.
11142 * tree-inline.c (setup_one_parameter): Instead fix it here by
11143 using fold_build1 instead of fold_convert and checking for
11144 error_mark_node. Convert only if the conversion is necessary.
11146 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11148 * configure.ac: Check for .gnu_attribute on Power.
11149 * configure: Regenerate.
11150 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11151 attribute for floating-point ABI.
11153 2007-07-02 Ira Rosen <irar@il.ibm.com>
11155 PR tree-optimization/32230
11156 PR tree-optimization/32477
11157 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11158 address is a constant.
11160 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11162 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11163 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11164 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11165 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11166 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11167 64-bit targets. Add support for *-elfoabi*.
11168 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11169 different settings if $(tm_defines) does not select the EABI.
11170 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11171 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11172 (MIPS_ARCH_OPTION_SPEC): Likewise.
11173 (MIPS_ISA_LEVEL_SPEC): Likewise.
11174 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11175 * config/mips/elfoabi.h: New file.
11177 2007-07-02 Richard Guenther <rguenther@suse.de>
11179 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11180 (useless_type_conversion_p): ... this.
11181 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11182 (useless_type_conversion_p): ... this.
11183 * builtins.c (fold_builtin_memory_op): Rename
11184 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11185 * tree-cfg.c (verify_expr): Likewise.
11186 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11187 * tree-ssa-ccp.c (ccp_fold): Likewise.
11188 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11189 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11190 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11191 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11192 * tree-ssa-pre.c (eliminate): Likewise.
11193 * tree-ssa.c (delete_tree_ssa): Likewise.
11194 (tree_ssa_useless_type_conversion): Likewise.
11195 * tree.c (build2_stat): Likewise.
11197 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11199 Fix PR tree-optimization/32571
11200 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11203 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11206 and other expected operations explicitly, change default to
11209 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11211 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11213 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11214 (tls_load_dot_plus_eight): Move the label number into the unspec.
11215 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11217 2007-07-01 Andreas Schwab <schwab@suse.de>
11219 * dwarf2out.c (initial_return_save): Define only if used.
11221 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11223 Unreverting Richard's Revert of:
11225 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11227 * dce.c (deletable_insn_p_1): New function, split out from...
11228 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11229 specially, not those inside PARALLELs. Remove BODY argument
11230 and adjust recursive call accordingly.
11231 (prescan_insns_for_dce): Update call to delete_insn_p.
11233 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11234 Revital Eres <eres@il.ibm.com>
11236 * ddg.c (create_ddg_all_sccs): Fix missed
11237 initialization of scc_nodes.
11239 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11241 PR middle-end/32559
11242 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11243 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11245 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11247 * configure.ac: Check for .gnu_attribute on MIPS.
11248 * configure, config.in: Regenerate.
11249 * config/mips/mips.c (mips_file_start): If supported, output
11250 attribute for floating-point ABI.
11252 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11255 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11256 (ffs_cmove): New expander to expand using ctz pattern.
11257 (*ffs_cmove): Remove pattern.
11258 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11259 (ffsdi2): Expand using ctz pattern.
11260 (*ffs_rex64): Remove pattern.
11262 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11264 PR rtl-optimization/32296
11265 * pa.md (return): Delete pattern.
11266 (return_internal): Remove "(const_int 1)" from pattern.
11267 (epilogue): Use return_internal pattern for trivial returns.
11268 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11269 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11271 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11273 * tree-ssa-pre.c (is_exception_related): New function
11274 (can_value_number_operation): Use it.
11276 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11278 Fix PR tree-optimization/32540
11279 Fix PR tree-optimization/31651
11281 * tree-ssa-sccvn.c: New file.
11283 * tree-ssa-sccvn.h: Ditto.
11285 * tree-vn.c: Include tree-ssa-sccvn.h
11286 (val_expr_paid_d): Removed.
11287 (value_table): Ditto.
11288 (vn_compute): Ditto.
11289 (val_expr_pair_hash): Ditto.
11290 (val_expr_pair_expr_eq): Ditto.
11291 (copy_vuses_from_stmt): Ditto.
11292 (vn_delete): Ditto.
11294 (shared_vuses_from_stmt): Ditto.
11295 (print_creation_to_file): Moved up.
11296 (sort_vuses): Ditto.
11297 (sort_vuses_heap): Ditto.
11298 (set_value_handle): Make non-static.
11299 (make_value_handle): Ditto.
11300 (vn_add): Rewritten to use sccvn lookups.
11301 (vn_add_with_vuses): Ditto.
11302 (vn_lookup): Ditto (and second argument removed).
11303 (vn_lookup_with_vuses): Ditto.
11304 (vn_lookup_or_add): Ditto (and second argument removed);
11305 (vn_lookup_or_add_with_vuses): Ditto.
11306 (vn_lookup_with_stmt): New.
11307 (vn_lookup_or_add_with_stmt): Ditto.
11308 (create_value_handle_for_expr): Ditto.
11310 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11311 (seen_during_translate): New function.
11312 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11313 (phi_trans_add): Ditto.
11314 (constant_expr_p): FIELD_DECL is always constant.
11315 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11316 Use constant_expr_p.
11317 Avoid infinite recursion on mutually valued expressions.
11318 Change callers of vn_lookup_or_add.
11319 (phi_translate): New function.
11320 (compute_antic_safe): Allow phi nodes.
11321 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11322 (find_or_generate_expression): Rewrite slightly.
11323 (create_expression_by_pieces): Updated for vn_lookup_or_add
11325 Update VN_INFO for new names.
11326 (insert_into_preds_of_block): Update for new names.
11327 (add_to_exp_gen): New function.
11328 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11329 (find_existing_value_expr): Rewrite to changed vn_lookup.
11330 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11331 (try_look_through_load): Removed.
11332 (try_combine_conversion): Ditto.
11333 (get_sccvn_value): New function.
11334 (make_values_for_phi): Ditto.
11335 (make_values_for_stmt): Ditto.
11336 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11338 (init_pre): Update for SCCVN changes.
11340 (execute_pre): Ditto.
11342 * tree-flow.h (make_value_handle): Declare.
11343 (set_value_handle): Ditto.
11344 (sort_vuses_heap): Ditto.
11345 (vn_lookup_or_add_with_stmt): Ditto.
11346 (vn_lookup_with_stmt): Ditto.
11347 (vn_compute): Remove.
11349 (vn_delete): Ditto.
11350 (vn_lookup): Update arguments.
11352 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11353 (tree-vn.o): Ditto.
11354 (tree-ssa-sccvn.o): New.
11355 (OBJS-common): Add tree-ssa-sccvn.o
11357 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11360 * c-typeck.c (build_external_ref): Don't mark as used if called
11362 * calls.c (rtx_for_function_call): Likewise.
11364 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11368 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11370 * dce.c (deletable_insn_p_1): New function, split out from...
11371 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11372 specially, not those inside PARALLELs. Remove BODY argument
11373 and adjust recursive call accordingly.
11374 (prescan_insns_for_dce): Update call to delete_insn_p.
11376 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11378 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11379 (try_combine): Move potential calls to undo_all() so they happen
11380 before we commit to using the combined insns.
11382 2006-06-30 Jan Hubicka <jh@suse.cz>
11384 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11387 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11389 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11390 (cgraph_remove_unreachable_nodes): Likewise.
11391 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11392 * ipa-inline.c (update_caller_keys): Cast according to the coding
11394 (cgraph_decide_recursive_inlining): Likewise.
11395 (cgraph_decide_inlining_of_small_function): Likewise.
11396 (try_inline): Likewise.
11397 (cgraph_decide_inlining_incrementally): Likewise.
11398 * ipa-pure-const.c (get_function_state): Likewise.
11399 (scan_function): Likewise.
11400 (analyze_function): Likewise.
11401 (static_execute): Likewise.
11402 * ipa-reference.c (scan_for_static_refs): Likewise.
11403 (merge_callee_local_info): Likewise.
11404 (analyze_function): Use type safe memory macros.
11405 (static_execute): Likewise. Cast according to the coding conventions.
11406 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11408 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11410 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11411 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11414 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11416 PR middle-end/30024
11417 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11418 for complex modes (both int and real).
11420 2007-06-29 Jan Hubicka <jh@suse.cz>
11422 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11424 2007-06-29 Jan Hubicka <jh@suse.cz>
11426 PR middle-end/32372
11427 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11430 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11433 * config/avr/avr.c: Include dataflow header file.
11434 (expand_prologue): Adjust for prologue insn change.
11435 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11438 2007-06-29 Richard Guenther <rguenther@suse.de>
11440 PR middle-end/32493
11441 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11442 during type verification.
11444 2007-06-29 Jan Hubicka <jh@suse.cz>
11446 * recog.c (validate_change_rtx_1): Unshare TO argument.
11448 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11450 PR tree-optimization/24659
11451 * tree-vect-transform.c (vectorizable_call): Handle
11452 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11454 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11455 * config/i386/i386.c (enum ix86_builtins)
11456 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11457 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11459 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11460 const using def_builtin_const.
11461 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11462 input operands in the same modes as the result.
11463 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11465 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11467 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11468 (df_set_dead_notes_for_mw): Likewise.
11470 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11472 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11474 2007-06-28 DJ Delorie <dj@redhat.com>
11476 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11478 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11480 * doc/invoke.texi (C++ Dialect Options): Document
11481 fvisibility-ms-compat.
11482 * c.opt (fvisibility-ms-compat): New.
11484 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11487 * tree-affine.c (aff_combination_add_elt): Handle
11488 pointer addition specially.
11490 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11492 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11493 decl is non-external for AIX ABI.
11495 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11497 * config/rs6000/predicates.md (current_file_function_operand):
11498 Ensure the symbol is non-external for AIX ABI.
11500 2007-06-28 Nick Clifton <nickc@redhat.com>
11502 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11503 (fdce, fdse, fpredictive-commoning): Likewise.
11505 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11508 * gcc.c (process_command): Recognize the new -static-libgfortran
11511 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11514 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11515 Use a call clobbered hard reg instead of a pseudo reg.
11517 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11519 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11521 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11524 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11525 REG_LIBCALL and REG_RETVAL notes.
11526 (divsi3, mulsi3): Likewise.
11527 (mulhisi3): Likewise. Use emit_libcall_block.
11528 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11530 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11532 PR rtl-optimization/32481
11533 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11535 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11537 * dce.c (deletable_insn_p_1): New function, split out from...
11538 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11539 specially, not those inside PARALLELs. Remove BODY argument
11540 and adjust recursive call accordingly.
11541 (prescan_insns_for_dce): Update call to delete_insn_p.
11543 2007-06-27 Richard Guenther <rguenther@suse.de>
11545 PR middle-end/32492
11546 * tree.h (fold_convertible_p): Declare.
11547 * fold-const.c (fold_convertible_p): New function.
11548 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11549 instead of lang_hooks.types_compatible_p.
11551 2007-06-26 Jan Hubicka <jh@suse.cz>
11553 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11554 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11555 early use validate_unshare_change.
11556 (reload_combine): Likewise.
11557 * recog.c (change_t): New field unshare.
11558 (validate_change_1): Rename from validate_change; add argument unshare.
11559 (validate_change): Turn into wrapper of validate_change_1; update
11560 prototype for bools.
11561 (validate_unshare_change): New.
11562 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11563 calls of df_insn_rescan.
11564 * recog.h (validate_change): Replace ints by bools.
11565 (validate_unshare_change): Declare.
11567 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11569 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11571 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11573 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11575 2007-06-25 Jan Hubicka <jh@suse.cz>
11577 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11579 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11580 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11581 places other call site specific checks are performed.
11583 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11586 * tree-vect-transform.c (vectorizable_operation): Convert
11587 POINTER_PLUS_EXPR over to PLUS_EXPR.
11589 2007-06-25 Chao-ying Fu <fu@mips.com>
11591 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11592 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11593 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11594 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11596 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11597 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11598 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11599 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11600 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11601 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11602 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11603 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11604 ALL_FIXED_POINT_MODE_P): New define.
11605 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11607 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11609 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11610 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11611 MODE_VECTOR_UACCUM): New mode classes.
11613 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11614 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11615 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11618 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11619 (blank_mode): Initialize ibit and fbit.
11620 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11621 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11623 (new_adjust): Change required_class to required_class_from and
11624 required_class_to for testing within a range.
11625 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11626 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11627 MODE_VECTOR_UACCUM.
11628 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11629 (make_fixed_point_mode): New.
11630 (_ADD_ADJUST): Change C to C1 and C2.
11631 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11632 use a range for machine classes.
11633 (ADJUST_IBIT, ADJUST_FBIT): New.
11634 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11636 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11637 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11638 Emit adjustment for ibit and fbit.
11639 (emit_mode_ibit, emit_mode_fbit): New.
11640 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11642 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11644 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11645 as the source of the set.
11647 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11649 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11650 FP_REGNO_P): Use IN_RANGE.
11651 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11652 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11653 (DATA_REG_P): Use DATA_REGNO_P.
11654 (FP_REG_P): Use FP_REGNO_P.
11655 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11656 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11657 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11659 2007-06-24 Jan Hubicka <jh@suse.cz>
11661 PR middle-end/30563
11662 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11664 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11666 PR middle-end/32461
11667 * fold-const.c (fold_binary): Strip nops of operand 0
11668 of BIT_NOT_EXPR before calling operand_equal_p.
11669 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11670 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11672 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11674 * doc/extend.texi: Document that dllimport and dllexport imply
11675 default visibility.
11676 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11677 imported or exported declaration, including type declarations.
11678 * c-common.c (handle_visibility_attribute): Check for conflicts
11679 with dllimport/dllexport.
11680 (c_determine_visibility): Handle dllimport/dllexport as an
11681 explicit visibility atttribute.
11683 2007-06-23 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/16876
11686 PR middle-end/29478
11687 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11689 * tree-inline.c (initialize_inlined_parameters): Do not call
11690 lang_hooks.tree_inlining.convert_parm_for_inlining.
11691 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11692 reason for mismatched types.
11693 * gimplify.c (gimplify_call_expr): Verify the call expression
11694 arguments match the called function type signature. Otherwise
11695 mark the call expression to be not considered for inlining
11696 using CALL_CANNOT_INLINE_P flag.
11697 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11698 edges call expression.
11699 (cgraph_decide_inlining_of_small_function): Likewise.
11700 (cgraph_decide_inlining): Likewise.
11701 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11703 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11704 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11705 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11706 Remove declaration.
11707 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11708 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11710 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11711 convert_parm_for_inlining member.
11713 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11716 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11717 Remove optimization for GT.
11719 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11721 PR middle-end/32437
11722 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11724 (prescan_insns_for_dce): Add extra parameter.
11726 2007-06-23 Jan Hubicka <jh@suse.cz>
11728 PR middle-end/31541
11729 * gimplify.c (mark_addressable): New function.
11730 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11732 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11734 PR middle-end/32374
11735 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11737 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11740 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11741 moves between MMX/SSE registers to at least 8 units to prevent
11742 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11744 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11746 * config/i386/i386.c (override_options): Correct x86_sahf
11749 2007-06-21 David Daney <ddaney@avtrex.com>
11752 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11753 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11754 (exception_receiver): Renamed to ...
11755 (nonlocal_goto_receiver): ... this.
11757 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11759 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11760 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11761 partial register accesses.
11763 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11765 * fold-const.c (debug_fold_checksum): Move it under
11766 ENABLE_FOLD_CHECKING.
11768 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11770 PR middle-end/20623
11771 * tree.h (debug_fold_checksum): Declared.
11772 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11773 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11774 build_fold_addr_expr_with_type_1.
11775 (fold_addr_expr, debug_fold_checksum): New.
11776 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11777 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11778 Use fold_addr_expr.
11780 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11782 PR tree-optimization/19590
11783 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11784 of scev is a constant.
11786 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11788 * df-problems.c (df_note_bb_compute): Made computation of live
11789 info consistent with df_lr.
11791 2007-06-21 Richard Guenther <rguenther@suse.de>
11793 PR tree-optimization/32453
11794 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11795 for pointer anti-range.
11797 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11799 * config/i386/i386.c (processor_target_table): Increase maximum
11800 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11803 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11804 byte alignment if > 8 byte alignment is preferred.
11805 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11807 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11809 PR tree-optimization/31866
11810 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11811 if ASM_EXPR's input is not a SSA_NAME.
11813 PR middle-end/32362
11814 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11815 but decl is a global var, instead return decl.
11816 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11817 even for is_global_var decls, if they are private in some outer
11820 2007-06-21 Richard Guenther <rguenther@suse.de>
11822 PR tree-optimization/32451
11823 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11825 2007-06-21 Christian Bruel <christian.bruel@st.com>
11827 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11828 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11829 (push_regs): Changed saving order or banked registers.
11830 (sh_expand_epilogue): Likewise.
11831 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11832 (FIRST_BANKED_REG): Likewise.
11833 (LAST_BANKED_REG): Likewise.
11834 * config/sh/sh.md (banked) New attribute.
11835 (in_delay_slot): Check banked attribute.
11837 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11839 PR tree-optimization/32075
11840 * tree-data-ref.c (subscript_dependence_tester_1,
11841 analyze_miv_subscript, analyze_overlapping_iterations,
11842 add_distance_for_zero_overlaps, build_classic_dist_vector,
11843 subscript_dependence_tester_1, analyze_overlapping_iterations,
11844 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11845 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11846 to evolution_function_is_affine_multivariate_p.
11848 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11850 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11852 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11855 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11857 * config/m32c/prologue.md (epilogue_exitd_16): New.
11858 (epilogue_reit_16): New.
11859 (epilogue_exitd): Rename to epilogue_exitd_24.
11860 (epilogue_reit): Rename to epilogue_reit_24.
11862 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11863 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11865 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11867 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11868 if dbg_cnt (sched_insn) reaches the limit.
11869 (choose_ready): New parameter INSN_PTR and new return value.
11870 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11871 the new return value from choose_ready.
11872 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11873 (rest_of_handle_global_alloc): New global_alloc_at_func.
11875 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11877 PR tree-optimization/25737
11878 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11879 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11880 * tree-flow.h (struct fieldoff): Add new field alias_set.
11881 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11882 argument addressable_type. Set alias_set of fieldoff.
11883 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11884 (create_overlap_variables_for): Pass alias_set from fieldoff to
11886 * alias.c (get_alias_set): Use alias_set from SFT if set.
11888 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11890 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11891 of a variable as an unsigned HOST_WIDE_INT integer.
11893 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11895 PR rtl-optimization/32405
11896 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11898 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11900 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11902 PR middle-end/31959
11903 * builtins.c: Include diagnostic.h.
11904 (expand_builtin_expect): Make gcc_assert more permissive.
11905 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11907 PR inline-asm/32109
11908 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11911 PR middle-end/32285
11912 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11913 if ACCUMULATE_OUTGOING_ARGS.
11915 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11917 * config/m68hc11/m68hc11.c: Include dataflow header file.
11918 (m68hc11_reorg): Port to dataflow.
11920 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11922 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11923 (struct df_problem.free_blocks_on_set_blocks): New field.
11924 (struct dataflow.optional_p): New field.
11925 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11926 (df_live_set_all_dirty): New function.
11927 * df-scan.c (df_scan_alloc): Initialize optional_p.
11928 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11929 * df-core.c (df_set_blocks): Removed use of
11930 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11931 df_problem.free_blocks_on_set_blocks to determine which blocks are
11933 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11934 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11935 uses dataflow.optional_p to determine if problem should be
11937 (rest_of_handle_df_initialize): Only start live problem if
11939 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11940 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11941 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11942 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11943 problem_NOTE): Initialize free_blocks_on_set_blocks.
11944 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11946 (df_live_set_all_dirty, df_note_alloc): New function.
11947 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11949 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11950 * postreload.c (reload_combine): Ditto.
11951 * cse.c (cse_extended_basic_block): Ditto.
11952 * regmove.c (mark_flags_life_zones): Ditto.
11953 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11954 erase_matching_seqs): Ditto.
11955 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11956 * integrate (allocate_initial_values): Ditto.
11957 * combine.c (reg_dead_at_p): Ditto.
11958 * resource.c (mark_target_live_regs): Ditto.
11959 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11960 * config/sh/sh.c (find_r0_life_regions): Ditto.
11961 * global.c (rest_of_handle_global_alloc): Only add back df_live
11963 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11964 df_live for -O > 1.
11965 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11967 (if_convert): Make sure df_live is there at -O == 1.
11968 (pass_if_after_combine): Cleanup flags.
11969 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11970 is there at -O == 1.
11972 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11974 * config/arm/arm.c (arm_get_frame_offsets): Set
11975 offsets->locals_base to avoid negative stack size.
11976 (thumb1_expand_prologue): Assert on negative stack size.
11978 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11980 PR tree-optimization/32367
11981 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11982 of the chrec has no evolution in that loop.
11983 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11985 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11987 * config/xtensa/xtensa.c: Include "df.h".
11988 (xtensa_builtin_saveregs): Use adjust_address instead of
11990 (xtensa_va_start): Invoke make_tree with sizetype for
11991 expand_builtin_saveregs and then convert the result to a pointer.
11992 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11993 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11994 Subtract argument size from index value as integers and then use
11995 POINTER_PLUS_EXPR to add the result to the array address.
11997 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12000 * config/m32c/m32c.c: Include dataflow header file.
12001 (m32c_emit_prologue): Adjust for prologue insn change.
12002 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
12003 once inside a PARALLEL. Assume frame size passed in operand 0
12004 includes space to save the fb register.
12005 (prologue_enter_24): Likewise.
12006 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
12008 2007-06-19 David Daney <ddaney@avtrex.com
12011 * config/mips/mips.md (cprestore): Mark $gp as used.
12013 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
12016 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
12017 (frv_ifcvt_modify_insn): Likewise.
12019 2007-06-19 Richard Guenther <rguenther@suse.de>
12021 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
12022 only handle positive offsets that fit in a HOST_WIDE_INT.
12024 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
12026 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
12027 result of rsqrt insn for zero input argument to avoid NaN.
12029 2007-06-19 Richard Guenther <rguenther@suse.de>
12031 PR middle-end/31950
12032 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
12034 2007-06-19 Jakub Jelinek <jakub@redhat.com>
12036 PR tree-optimization/32353
12037 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
12039 2007-06-19 Nick Clifton <nickc@redhat.com>
12041 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
12043 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12046 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
12047 * config/i386/i386.c (assign_386_stack_local): Assert that
12048 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
12049 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
12050 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
12051 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
12053 2007-06-18 Steve Ellcey <sje@cup.hp.com>
12055 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
12057 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
12059 PR rtl-optimization/32321
12060 * gcse.c (replace_store_insn): Update the note before
12061 calling emit_insn_after.
12063 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12065 PR middle-end/32355
12066 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12068 * df-problems.c (df_note_bb_compute): Fix dumping info.
12070 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12072 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12073 insn with emit_jump_insn.
12075 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12077 PR tree-optimization/32383
12078 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12079 * targhooks.h (default_builtin_reciprocal): Update prototype.
12080 * target.h (struct gcc_target): Update builtin_reciprocal.
12081 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12082 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12083 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12084 when fndecl is in BUILT_IN_MD class.
12085 (execute_convert_to_rsqrt): Ditto.
12087 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12088 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12089 Convert BUILT_IN_SQRTF code only when md_fn is false.
12091 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12093 * bt-load.c (move_btr_def): Fix the order of arguments
12094 to validate_replace_rtx.
12096 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12098 * config/m68k/m68k-devices.def: Add 54450..54455.
12100 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12102 PR rtl-optimization/32366
12103 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12104 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12107 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12109 PR middle-end/32349
12110 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12111 this is true, rescan insn being modified.
12112 (sms_schedule): Added rescan parameter.
12113 (rest_of_handle_sms): Moved freeing of dominance info to before
12114 getting out of cfg_layout.
12116 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12118 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12119 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12122 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12123 FL_CF_EMAC from the entry for isac.
12125 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12126 (const_sibcall_operand): New.
12127 (sibcall_operand): Use it.
12128 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12129 (m68k_isas): ISAC does not imply FPU or EMAC.
12130 (override_options): Add ISA_C logic for symbolic jump & call.
12132 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12134 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12135 return mode from the builtin itself.
12136 (sparc_fold_builtin): Fix cast of zero constant.
12138 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12140 * targhooks.c (default_builtin_reciprocal): New default target hook.
12141 * targhooks.h (default_builtin_reciprocal): Add prototype.
12142 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12143 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12144 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12145 default_builtin_reciprocal.
12147 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12149 PR middle-end/31723
12150 * hooks.c (hook_tree_tree_bool_null): New hook.
12151 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12152 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12153 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12154 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12155 and convert it to reciprocal a*rfunc(b).
12156 (execute_convert_to_rsqrt): New function.
12157 (gate_convert_to_rsqrt): New function.
12158 (pass_convert_to_rsqrt): New pass definition.
12159 * target.h (struct gcc_target): Add builtin_reciprocal.
12160 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12161 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12162 TARGET_BUILTIN_RECIPROCAL.
12163 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12165 * config/i386/i386.h (TARGET_RECIP): New define.
12166 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12167 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12168 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12169 and not optimizing for size.
12170 (*rcpsf2_sse): New insn pattern.
12171 (*rsqrtsf2_sse): Ditto.
12172 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12173 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12174 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12175 and not optimizing for size.
12176 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12177 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12178 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12179 and not optimizing for size.
12180 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12181 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12182 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12183 and not optimizing for size.
12184 (*sse_rsqrtv4sf2): Do not export.
12185 (sqrtv4sf2): Ditto.
12186 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12187 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12188 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12189 and not optimizing for size.
12190 (sqrtv4sf2): Ditto.
12191 * config/i386/i386.opt (mrecip): New option.
12192 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12193 (ix86_emit_swsqrtsf): Ditto.
12194 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12195 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12196 builtin definition.
12197 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12198 ix86_expand_unop1_builtin.
12199 (ix86_emit_swdivsf): New function.
12200 (ix86_emit_swsqrtsf): Ditto.
12201 (ix86_builtin_reciprocal): New function.
12202 (TARGET_BUILTIN_RECIPROCAL): Use it.
12203 (ix86_vectorize_builtin_conversion): Rename from
12204 ix86_builtin_conversion.
12205 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12206 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12207 "i386 and x86_64 Options" section.
12208 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12210 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12211 Zdenek Dvorak <dvorakz@suse.cz>
12212 Richard Guenther <rguenther@suse.de>
12213 Kaz Kojima <kkojima@gcc.gnu.org>
12215 * tree-vrp.c (compare_values_warnv): Convert val2 to
12217 (extract_range_from_assert): Create
12218 POINTER_PLUS_EXPR for pointer types.
12219 (extract_range_from_binary_expr): Handle
12220 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12222 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12223 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12224 POINTER_PLUS_EXPR as PLUS_EXPR.
12225 (number_of_iterations_lt_to_ne):
12226 For pointer types, use sizetype when
12227 creating MINUS_EXPR/PLUS_EXPRs.
12228 (assert_loop_rolls_lt): For pointer types, use sizetype when
12229 creating MINUS_EXPR/PLUS_EXPRs.
12230 (number_of_iterations_le): Likewise.
12231 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12232 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12233 like PLUS_EXPR and MINUS_EXPR.
12234 * tree-pretty-print.c (dump_generic_node): Handle
12236 (op_prio): Likewise.
12237 (op_symbol_1): Likewise.
12238 * optabs.c (optab_for_tree_code): Likewise.
12239 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12241 * tree-tailcall.c (process_assignment): Mention
12242 POINTER_PLUS_EXPR in a TODO comment.
12243 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12244 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12245 not used with a pointer and an integer type.
12246 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12247 increment using chrec_convert_rhs instead of chrec_convert.
12248 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12249 PLUS_EXPR except for the right hand side's type will be
12251 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12252 (fold_used_pointer_cast): Kill.
12253 (pointer_offset_p): Kill.
12254 (fold_used_pointer): Kill.
12255 (pointer_used_p): Kill.
12256 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12257 call fold_used_pointer.
12258 (instantiate_parameters_1): Convert the increment
12259 using chrec_convert_rhs instead of chrec_convert.
12260 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12261 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12262 instead of PLUS_EXPR.
12263 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12264 PLUS_EXPR for pointers.
12265 (std_gimplify_va_arg_expr): Likewise.
12266 (fold_builtin_memory_op): Likewise.
12267 (fold_builtin_strstr): Likewise.
12268 (fold_builtin_strchr): Likewise.
12269 (fold_builtin_strrchr): Likewise.
12270 (fold_builtin_strpbrk): Likewise.
12271 (expand_builtin_memory_chk): Likewise.
12272 (fold_builtin_memory_chk): Likewise.
12273 (std_expand_builtin_va_start): Use
12274 sizetype for the call to make_tree and then convert
12275 to the pointer type.
12276 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12277 instead of PLUS_EXPR for adding to a pointer.
12278 (std_gimplify_va_arg_expr): Use fold_build2 for
12279 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12280 the operands to sizetype first and then cast the BIT_AND_EXPR
12281 back to the pointer type.
12282 * fold-const.c (build_range_check): Handle pointer types
12284 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12285 of PLUS_EXPR's. Make sure the offset is converted to
12287 (try_move_mult_to_index): Strip the NOPs from the offset.
12288 Remove code argument and replace all uses with PLUS_EXPR.
12289 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12290 specially. Don't use a pointer type for MINUS_EXPR.
12291 (fold_unary): Handle for (T1)(X op Y),
12292 only p+ as that is the only as that can be handled for
12293 binary operators now.
12294 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12296 <case PLUS_EXPR>: Add folding of PTR+INT into
12298 Don't call try_move_mult_to_index.
12299 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12300 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12301 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12302 Don't call try_move_mult_to_index.
12303 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12304 (tree_expr_nonzero_p): Likewise.
12305 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12306 of PLUS_EXPR for the complex expression folding.
12307 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12308 first chrec is a pointer type, then the second should
12309 be sizetype and not the first's type.
12310 For POINTER_PLUS_EXPR, use a different right hand side type.
12311 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12312 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12313 different right hand side type.
12314 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12315 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12316 instead of PLUS_EXPR.
12317 When either operand is zero, convert the other operand.
12318 (chrec_apply): Use chrec_convert_rhs
12319 on the argument x instead of chrec_convert.
12320 (reset_evolution_in_loop): For pointer types, the new_evol
12321 should be sizetype.
12322 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12323 different right hand side type.
12324 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12325 (chrec_convert_rhs): New function.
12326 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12327 different right hand side type.
12328 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12329 * tree-chrec.h (chrec_convert_rhs): New prototype.
12330 (build_polynomial_chrec): For pointer types, the right hand
12331 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12332 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12333 Remove subtraction case as it is always addition now.
12334 Make sure the offset is converted to sizetype.
12335 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12336 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12337 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12338 PLUS_EXPR in pointer type.
12339 Handle POINTER_PLUS_EXPR.
12340 (tree_to_aff_combination): Likewise.
12341 (force_expr_to_var_cost): Likewise.
12342 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12343 instead of PLUS_EXPR for pointers.
12344 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12345 instead of PLUS_EXPR of pointer types.
12346 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12348 (check_va_list_escapes): Likewise.
12349 (check_all_va_list_escapes): Likewise.
12350 * dwarf2out.c (loc_descriptor_from_tree_1):
12351 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12352 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12353 (string_constant): Likewise.
12354 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12355 the offset to the base, use POINTER_PLUS_EXPR.
12356 (add_to_parts): Convert the index to sizetype.
12357 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12358 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12359 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12360 Offset only holds something for PLUS_EXPR.
12361 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12363 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12365 (analyze_accesses_for_modify_stmt): Likewise.
12366 Remove comment about the type being integral type as it is
12368 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12370 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12372 Correct the type which the artimentic is done in (is now
12375 * tree-data-ref.c (split_constant_offset): Handle
12377 * tree-affine.c (tree_to_aff_combination): Likewise.
12378 * c-typeck.c (build_unary_op): For pointers create the increment
12379 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12381 * gimplify.c (gimplify_self_mod_expr): Create a
12382 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12383 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12384 * tree.def (POINTER_PLUS_EXPR): New tree code.
12385 * tree-predcom.c (ref_at_iteration): If we have a pointer
12386 type do the multiplication in sizetype.
12387 * tree-mudflap.c (mf_xform_derefs_1): Create a
12388 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12389 * tree-ssa-forwprop.c
12390 (forward_propagate_addr_into_variable_array_index):
12391 Don't expect there to be a cast for the index as that
12392 does not exist anymore.
12393 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12394 instead of PLUS_EXPR.
12395 Don't check for the first operand of the POINTER_PLUS_EXPR
12396 was the index as it cannot be.
12397 Call forward_propagate_addr_into_variable_array_index with
12398 the SSA_NAME instead of the statement.
12399 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12400 (compare_constant): Likewise.
12401 (copy_constant): Likewise.
12402 (compute_reloc_for_constant): Likewise.
12403 (output_addressed_constants): Likewise.
12404 (initializer_constant_valid_p): Likewise.
12405 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12406 Convert the MIN/MAX of the inner type to the outer
12407 type before comparing them.
12408 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12409 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12410 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12411 of PLUS_EXPR for pointers.
12412 * tree-inline.c (estimate_num_insns_1): Handle
12414 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12415 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12416 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12417 instead of PLUS_EXPR for the pointer increment statement.
12418 (vect_update_ivs_after_vectorizer): For pointer types, create
12419 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12420 MULT_EXPR in sizetype.
12421 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12423 * tree-object-size.c (plus_expr_object_size): Handle
12424 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12425 code which is trying to figure out which side is a pointer and
12427 (check_for_plus_in_loops_1): Likewise.
12428 (check_for_plus_in_loops): Likewise.
12429 * c-common.c (pointer_int_sum): Create a
12430 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12431 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12432 only POINTER_PLUS_EXPR. Removing all the extra
12433 code which is trying to figure out which side is a pointer and
12435 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12436 PLUS_EXPR and MINUS_EXPR.
12437 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12439 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12440 with make_tree, instead of a pointer type.
12441 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12442 for pointers instead of PLUS_EXPR.
12443 (s390_gimplify_va_arg): Likewise.
12444 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12445 instead of PLUS_EXPR when doing addition on pointer
12446 types. Use sizetype for the second operand.
12447 (spu_gimplify_va_arg_expr): Likewise.
12448 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12449 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12450 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12451 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12452 for the pointer addition and also use size_int/sizetype
12454 (ix86_gimplify_va_arg): Likewise.
12455 Perform BIT_AND_EXPR on sizetype arguments.
12456 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12457 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12458 for the pointer additions and also use size_int for the offsets.
12459 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12460 additions and also use size_int for the offsets. Perform
12461 BIT_AND_EXPR on sizetype arguments.
12462 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12463 POINTER_PLUS_EXPR for pointers and create the
12464 BIT_AND_EXPR in sizetype.
12465 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12466 instead of PLUS_EXPR for pointer addition.
12467 (rs6000_va_start): Likewise.
12468 Also use sizetype for the offset.
12469 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12470 as PLUS_EXPR/MINUS_EXPR.
12471 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12472 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12473 Don't use BIT_AND_EXPR on a pointer type, convert the
12474 expression to sizetype first.
12475 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12477 (mips_gimplify_va_arg_expr): Likewise.
12478 Don't create BIT_AND_EXPR in a pointer type.
12480 2007-06-15 Eric Christopher <echristo@apple.com>
12482 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12483 (x86_64-*-darwin*): Ditto.
12484 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12487 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12489 * doc/extend.texi: Document behavior of __attribute__((aligned))
12492 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12494 * rtlanal.c (note_stores): Improve documentation.
12496 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12498 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12499 LOCAL_LABEL_PREFIX): Delete.
12500 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12501 (bfin_internal_label): Delete.
12503 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12505 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12506 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12507 otherwise define to LIBGCC2_TF_CEXT.
12508 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12509 (LIBGCC_TF_CEXT): Ditto.
12512 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12514 PR rtl-optimization/32339
12515 * df-scan.c (df_uses_record): Don't modify flags but just add to
12516 it for df_ref_record.
12518 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12520 * tree-mudflap.c: Fix whitespace issues.
12522 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12524 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12526 2007-06-14 Eric Christopher <echristo@apple.com>
12528 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12529 (movv4sf): Use gcc_unreachable instead of abort.
12531 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12534 * config/i386/sfp-machine.h (CMPtype): New define.
12535 (mach stubs): Use CMPtype instead of int as a return type.
12537 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12539 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12540 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12541 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12542 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12543 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12544 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12545 config/soft-fp/soft-fp.h: Update from glibc CVS.
12547 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12549 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12551 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12554 * config/v850/v850.c: Include dataflow header file.
12555 (substitute_ep_register): Fix typo.
12557 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12559 * configure.ac: Fix earlier checkin.
12560 * configure: Regenerated.
12562 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12564 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12565 * aclocal.m4: Regenerate.
12566 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12567 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12568 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12569 * configure: Regenerate.
12570 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12572 * Makefile.in (quickstrap): Build libgcc too.
12574 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12576 * configure.ac: Add --enable-checking=df. Explicitly mention that
12577 the variables are initialized as for "release".
12578 * df-core.c: Use it.
12579 * configure: Regenerate.
12580 * config.in: Regenerate.
12582 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12584 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12585 validate_replace_rtx instead of replace_rtx.
12586 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12588 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12590 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12591 (DWARF2_UNWIND_INFO): Override default if configured with
12593 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12594 (ENDFILE_SPEC): Add crtend.o.
12595 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12596 (ENDFILE_SPEC): Add crtend.o.
12597 (TARGET_USE_JCR_SECTION): Define.
12598 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12600 * config/i386/cygming-crtbegin.c: New file.
12601 * config/i386/cygming-crtend.c: New file.
12603 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12605 * config/i386/w32-unwind.h: New file.
12607 2007-06-13 Eric Christopher <echristo@apple.com>
12609 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12610 the user set a value below STACK_BOUNDARY.
12612 2007-06-13 Thiemo Seufer <ths@networkno.de>
12614 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12615 imply -lpthread for -pthread.
12617 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12619 * basic-block.h: Remove the prototype for
12620 free_basic_block_vars.
12621 * cfglayout.h: Remove the prototype for
12622 insn_locators_initialize.
12623 * tree.h: Remove the prototype for emit_line_note.
12625 * tree-ssa-pre.c (mergephitemp): Remove.
12626 (init_pre): Don't use mergephitemp.
12628 2007-06-13 Eric Christopher <echristo@apple.com>
12630 * config/i386/i386.c (override_options): If we've specified
12631 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12633 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12635 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12638 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12640 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12641 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12642 (eh_store_handler): New pattern.
12643 (eh_return): Emit it instead of a plain move.
12645 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12648 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12649 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12652 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12654 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12655 (find_next_insn_start, find_load): New functions.
12656 (bfin_reorg): Use them to deal with the fact that parallel insns are
12657 no longer represented as a SEQUENCE.
12659 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12661 * config/sparc/sparc.c (sparc_override_options): Initialize
12662 fpu mask correctly.
12664 2007-06-13 Dave Korn <dave.korn@artimi.com>
12666 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12669 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12671 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12672 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12673 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12674 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12675 tree-vect-transform.c: Fix comment typos. Follow spelling
12678 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12680 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12681 to the exit block use set.
12682 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12683 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12684 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12686 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12688 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12689 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12690 to indicate an error.
12691 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12693 (dbg_cnt_process_opt): Print an error on a bad argument.
12694 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12695 * common.opt (-fdbg-cnt-list): New.
12696 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12698 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12700 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12701 flag on ref-all pointers.
12703 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12705 PR middle-end/31579
12706 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12707 for the offset with the modifier as EXPAND_INITIALIZER
12708 if the modifier is EXPAND_INITIALIZER.
12709 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12710 a register if we had an overflow.
12712 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12714 * real.c (real_isfinite): New.
12715 (real_sqrt): Use it.
12716 * real.h (real_isfinite): New.
12717 * builtins.c: Use it.
12719 2007-06-12 Ian Lance Taylor <iant@google.com>
12720 Daniel Berlin <dberlin@dberlin.org>
12723 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12724 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12725 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12726 (DECL_NO_TBAA_P): Define.
12727 (struct tree_decl_common): Add no_tbaa_flag field.
12728 * tree-ssa-structalias.c (struct variable_info): Add
12729 no_tbaa_pruning field.
12730 (new_var_info): Initialize no_tbaa_pruning field.
12731 (unify_nodes): Copy no_tbaa_pruning field.
12732 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12733 (dump_solution_for_var): Print no_tbaa_pruning flag.
12734 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12736 (compute_tbaa_pruning): New static function.
12737 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12738 Call compute_tbaa_pruning.
12739 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12740 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12741 * gimple-low.c (lower_stmt): Likewise.
12742 * tree-gimple.c (is_gimple_stmt): Likewise.
12743 * tree-ssa-operands.c (get_expr_operands): Likewise.
12744 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12745 * tree-inline.c (estimate_num_insns_1): Likewise.
12746 (copy_result_decl_to_var): Likewise.
12747 * expr.c (expand_expr_real_1): Likewise.
12748 * tree-pretty-print.c (dump_generic_node): Likewise.
12749 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12750 * omp-low.c (omp_copy_decl_2): Likewise.
12751 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12752 * doc/c-tree.texi (Expression trees): Document
12753 CHANGE_DYNAMIC_TYPE_EXPR.
12755 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12757 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12758 with !HONOR_NANS and !HONOR_INFINITIES.
12759 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12761 2007-06-12 Tristan Gingold <gingold@adacore.com>
12763 * gcov.c: Comments updated.
12764 (source_info): Add file_time field.
12765 (source_index): New variable.
12766 (mutiple_files): New variable.
12767 (generate_results): New function extracted from process_file.
12768 (process_file): Save and restore chain of functions, generate
12769 results and free structures only if not merging results.
12770 (release_structures): File names are now freed in create_file_names
12771 (create_file_names): Free previous file names.
12772 (find_source): File date is now read here and modifications in
12773 source files is checked here.
12774 (read_graph_file): Only reverse order of functions for the current
12776 (make_gcov_file_name): Do not generate long names if input_name is
12778 (output_lines): If merging results do not display graph, data and
12780 Checking source file modification is done in find_source.
12782 * doc/gcov.texi: Append an s to sourcefile.
12784 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12786 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12787 (forced_nop): New pattern.
12788 * config/bfin/bfin.c: Include "df.h".
12789 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12790 (bfin_discover_loop): Use df_get_live_in instead of
12791 global_live_at_start.
12792 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12793 df_analyze when done.
12794 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12795 the insns. Use QImode for the final insn in a bundle. Call
12796 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12798 (reorder_var_tracking_notes): New function.
12799 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12800 update_life_info. Call df_analyze after scheduling and bundle
12801 generation. Call reorder_var_tracking_notes if generating these
12802 notes. Call df_finish_pass at the end.
12804 2007-06-12 Dirk Mueller <dmueller@suse.de>
12806 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12807 a comparison, not an assignment.
12809 2007-06-12 Olivier Hainque <hainque@adacore.com>
12811 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12812 Request walking the subtrees only, leaving the current is_lhs/val_only
12814 (convert_non_local_reference): Likewise.
12816 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12818 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12820 2007-06-12 Richard Guenther <rguenther@suse.de>
12822 PR tree-optimization/15353
12823 PR tree-optimization/31657
12824 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12825 * timevar.def: Add TV_TREE_IFCOMBINE.
12826 * tree-pass.h (pass_tree_ifcombine): Declare.
12827 * tree-ssa-ifcombine.c: New file.
12828 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12829 * tree-flow.h (blocks_in_phiopt_order): Declare.
12830 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12831 (tree-ssa-ifcombine.o): New dependencies.
12833 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12835 PR rtl-optimization/32293
12836 * combine.c (simplify_if_then_else): Truncate return from
12837 nonzero_bits() to correct mode.
12839 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12841 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12842 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12844 2007-06-11 Diego Novillo <dnovillo@google.com>
12846 * Makefile.in (reload1.o-warn): Remove.
12848 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12850 * combine.c (subst): Use reg_overlap_mentioned_p
12851 instead of comparing register numbers directly.
12853 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12855 * reload1.c (mark_home_live_1): Use the mode parameter.
12857 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12859 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12860 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12862 * df-core.c: Ditto.
12864 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12866 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12868 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12870 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12871 from integer registers.
12872 (FP mode splitters): Handle TFmode.
12874 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12876 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12877 for ref-all pointers that point-to anything.
12879 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12881 * config/arm/arm.c (arm_output_dwarf_dtprel,
12882 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12884 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12886 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12887 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12890 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12892 * tree.c (signed_or_unsigned_type_for): New.
12893 (unsigned_type_for): Use signed_or_unsigned_type_for.
12894 (signed_type_for): Use signed_or_unsigned_type_for.
12895 * tree.h (signed_or_unsigned_type_for): New.
12896 (get_signed_or_unsigned_type): Remove.
12897 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12898 lang_hooks.types.signed_type
12899 (size_diffop): Likewise.
12900 (all_ones_mask_p): Likewise.
12901 (build_range_check): Likewise.
12902 (fold_cond_expr_with_comparison): Likewise.
12903 (fold_cond_expr_with_comparison): Likewise.
12904 (unextend): Likewise.
12905 (extract_muldiv_1): Likewise.
12906 (fold_single_bit_test_into_sign_test): Likewise.
12907 (fold_binary): Likewise.
12908 (fold_ternary): Likewise.
12909 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12910 instead of get_signed_or_unsigned_type.
12911 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12912 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12913 * expr.c (signed_or_unsigned_type_for): Use
12914 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12915 * langhooks.c (get_signed_or_unsigned_type): Remove.
12916 (lhd_signed_or_unsigned_type): Remove.
12917 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12918 signed_or_unsigned_type.
12919 (lhd_signed_or_unsigned_type): Remove.
12920 * expmed.c (make_tree): Use signed_type_for instead of
12921 lang_hooks.types.signed_type.
12922 * c-common.c (same_scalar_type_ignoring_signedness): Use
12923 c_common_signed_type instead of lang_hooks.types.signed_type.
12924 (c_common_unsigned_type): New.
12925 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12926 (shorten_compare): Use c_common_unsigned_type instead of
12927 c_common_signed_or_unsigned_type.
12928 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12930 * convert.c (convert_to_integer): Use signed_type_for instead of
12931 lang_hooks.types.signed_type.
12932 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12933 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12934 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12935 * c-format.c (check_format_types): Use c_common_unsigned_type
12936 instead of unsigned_type_for.
12937 * c-decl.c (groakdeclarator): Likewise.
12938 * c-typeck.c (convert_for_assignment): Likewise.
12939 * c-common.h (c_common_unsigned_type): New.
12941 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12944 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12945 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12947 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12949 PR middle-end/32279
12950 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12951 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12953 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12954 Sebastian Pop <sebpop@gmail.com>
12956 * lambda-code.c (remove_iv): New.
12957 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12959 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12961 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12962 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12963 * tree-ssa-loop-prefetch.c: Include optabs.h.
12964 (FENCE_FOLLOWING_MOVNT): New macro.
12965 (struct mem_ref): Add independent_p and storent_p fields.
12966 (record_ref): Initalize the new fields.
12967 (gather_memory_references_ref): Return true if the reference
12969 (gather_memory_references): Check whether all memory accesses
12970 in loop were recorded.
12971 (should_issue_prefetch_p): Return false for nontemporal stores.
12972 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12973 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12974 (determine_loop_nest_reuse): Detect independent memory references.
12975 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12976 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12977 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12978 * config/i386/i386.h (x86_mfence): Declare.
12979 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12980 * config/i386/i386.c (x86_mfence): New variable.
12981 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12983 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12984 * optabs.c (init_optabs): Initialize storent_optab.
12985 * optabs.h (enum optab_index): Add OTI_storent.
12986 (storent_optab): Declare.
12987 * genopinit.c (optabs): Add initialization for storent_optab.
12988 * tree.h (MOVE_NONTEMPORAL): New macro.
12989 * expr.c (expand_assignment, store_expr, store_constructor_field,
12990 store_constructor, store_field, expand_expr_real_1): Propagate
12991 nontemporality of the expanded store.
12992 (emit_storent_insn): New function.
12993 * expr.h (expand_assignment, store_expr): Declaration changed.
12994 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12995 to expand_assignment.
12996 * stmt.c (expand_asm_expr): Ditto.
12997 * calls.c (initialize_argument_information): Pass false as
12998 nontemporality to store_expr.
12999 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
13002 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13004 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
13006 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
13008 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
13010 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
13011 and allow DECL_P here.
13013 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
13015 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
13016 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
13017 track of the size of the expression.
13018 * cfghooks.c (merge_blocks): Remove block from loops structure only
13019 after call of the merge_blocks hook.
13021 2007-06-09 Tom Tromey <tromey@redhat.com>
13023 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
13024 (deprecated_state): Removed.
13025 (start_decl): Update.
13026 (enum deprecated_states): Moved earlier.
13027 (groktypename): Update.
13028 (push_parm_decl): Likewise.
13029 (grokfield): Likewise.
13030 (start_function): Likewise.
13032 2007-06-09 Ian Lance Taylor <iant@google.com>
13034 PR tree-optimization/32169
13035 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
13036 CONVERT_EXPR, check whether min and max both converted to an
13037 overflow infinity representation.
13039 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
13041 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
13042 not inserted on the edge.
13044 2007-06-08 Bob Wilson <bob.wilson@acm.org>
13046 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
13047 instructions if they are supported.
13048 (__divsi3, __umodsi3, __modsi3): Likewise.
13049 (__ashldi3, __ashrdi3, __lshrdi3): New.
13050 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
13052 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
13053 Tony Linthicum <tony.linthicum@amd.com>
13055 * doc/invoke.texi: Add fvect-cost-model flag.
13056 * common.opt (fvect-cost-model): New flag.
13057 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
13058 cost fields in stmt_vec_info struct for STMT.
13059 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
13060 fields in stmt_vec_info struct and access functions for the same.
13061 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13062 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13063 load, store and vector to scalar operation.
13064 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13065 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13066 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13067 (TARG_VEC_STORE_COST): Define cost of vector store.
13068 (vect_estimate_min_profitable_iters): Define new function.
13069 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13070 check to evaluate if loop iterations are less than minimum profitable
13071 iterations determined by cost model or minimum vect loop bound defined
13072 by user, whichever is more conservative.
13073 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13074 run-time check to evaluate if loop iterations are less than minimum
13075 profitable iterations determined by cost model or minimum vect loop
13076 bound defined by user, whichever is more conservative.
13077 (vect_estimate_min_profitable_iterations): New function to estimate
13078 mimimimum iterartions required for vector version of loop to be
13079 profitable over scalar version.
13080 (vect_model_reduction_cost): New function.
13081 (vect_model_induction_cost): New function.
13082 (vect_model_simple_cost): New function.
13083 (vect_cost_strided_group_size): New function.
13084 (vect_model_store_cost): New function.
13085 (vect_model_load_cost): New function.
13086 (vectorizable_reduction): Call vect_model_reduction_cost during
13088 (vectorizable_induction): Call vect_model_induction_cost during
13090 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13091 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13092 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13093 vectorizable_promotion, vectorizable_demotion): Call
13094 vect_model_simple_cost during analysis phase.
13096 2007-06-08 Simon Baldwin <simonb@google.com>
13098 * reg-stack.c (get_true_reg): Readability change. Moved default case
13099 label into direct switch statement scope.
13101 2007-06-08 Simon Baldwin <simonb@google.com>
13103 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13104 in gcc_assert() with '==' comparison.
13106 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13108 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13109 TARGET_ABM handling of x86_popcnt variable.
13111 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13113 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13114 __builtin_copysignq and __builtin_infq built-in functions.
13116 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13118 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13119 SSE4.2 section. Correct built-in function names in SSE4A section.
13121 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13123 PR tree-optimization/32243
13124 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13125 for ncopies after ratio check between nunits_out and nunits_in.
13126 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13128 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13130 PR tree-optimization/32224
13131 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13132 vectorization upon a non GIMPLE_MODIFY_STMT.
13134 2007-06-08 Christian Bruel <christian.bruel@st.com>
13137 * config/sh/sh.md (doloop_end): New pattern and splitter.
13138 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13140 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13142 PR middle-end/32209
13143 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13145 (verify_dominators): Do not change dominance tree.
13147 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13149 * config/sh/constraints.md: New file.
13150 * config/sh/sh.c: Include tm-constrs.h.
13151 (reg_class_from_letter): Remove.
13152 (prepare_cbranch_operands): Use satisfies_constraint_*
13153 function instead of macro.
13154 (andcosts, broken_move, sh_secondary_reload): Likewise.
13155 * config/sh/predicates.md (trapping_target_operand): Likewise.
13156 (and_operand, arith_operand, arith_reg_or_0_operand,
13157 cmp_operand, logical_operand, target_operand,
13158 ua_address_operand, ua_offset, xor_operand): Likewise.
13159 * config/sh/sh.md: Include constraints.md.
13160 (*movsicc_t_false): Use satisfies_constraint_* function
13162 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13163 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13164 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13165 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13166 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13167 (REG_CLASS_FROM_CONSTRAINT): Remove.
13168 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13169 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13170 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13171 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13172 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13173 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13174 function instead of macro.
13175 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13176 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13177 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13178 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13179 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13180 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13181 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13182 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13183 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13184 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13185 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13186 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13187 EXTRA_CONSTRAINT_STR): Likewise.
13188 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13190 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13192 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13194 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13197 * c-common.h (flag_cpp0x): Replaced by...
13198 (cxx_dialect): ... this new variable specifying the C++ dialect that
13200 * c-common.c (flag_cpp0x): Removed.
13201 (cxx_dialect): Defined.
13202 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13204 * c-opts.c (c_common_post_options): Likewise.
13205 (set_std_cxx98): Set cxx_dialect to cxx98.
13206 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13208 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13209 Hui-May Chang <hm.chang@apple.com>
13211 * doc/invoke.texi (Darwin Options): Update documentation for
13212 -mmacosx-version-min.
13213 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13214 * config/darwin-driver.c: New file.
13215 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13216 * config/t-darwin (darwin-driver.o): New rule.
13218 * config/darwin-c.c (version_as_macro): Ignore low digit.
13220 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13222 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13223 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13224 (CSGNMODE): New mode macro.
13225 (CSGNVMODE): New mode attribute.
13226 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13227 expander using CSGNMODE mode macro. Handle TFmode.
13228 (copysign<mode>3_const): Rename from copysignsf3_const and
13229 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13231 (copysign<mode>3_var): Rename from copysignsf3_var and
13232 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13234 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13235 mode macro. Handle TFmode.
13236 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13237 (iortf3, *iortf3): Ditto.
13238 (xortf3, *xortf3): Ditto.
13239 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13240 TFmode and TImode masks.
13241 (ix86_expand_copysign): Expand TFmode copysign insn.
13242 (IX86_BUILTIN_INFQ): New.
13243 (IX86_BUILTIN_FABSQ): Ditto.
13244 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13245 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13246 [__builtin_fabsq]: Ditto.
13247 [__builtin_copysignq]: Ditto.
13248 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13249 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13250 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13251 ix86_expand_binop_builtin().
13253 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13255 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13257 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13260 * rtl.h (push_to_sequence2): New.
13261 * emit-rtl.c (push_to_sequence2): New.
13262 * function.c (assign_parm_data_all): Add new fields.
13263 (assign_parm_setup_block): Call push_to_sequence2 instead of
13265 (assign_parm_setup_reg): Ditto.
13266 (assign_parm_setup_stack): Ditto.
13267 (assign_parms_unsplit_complex): Ditto.
13268 (assign_parms): Change field name.
13270 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13272 PR tree-optimization/32220
13273 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13274 phi node is reached before defining statement.
13276 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13279 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13280 after changing the right hand side of the assignment.
13282 2007-06-06 Eric Christopher <echristo@apple.com>
13284 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13285 (x86_64-*-darwin*): Ditto.
13286 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13287 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13289 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13291 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13292 coding conventions.
13293 (add_key): Likewise.
13294 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13295 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13297 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13299 (add_cost_one_coalesce): Likewise.
13300 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13301 variable names. Rename orig to orig_name for consistency.
13302 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13303 coding conventions.
13304 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13306 (record_equivalences_from_stmt): Likewise.
13307 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13308 the coding conventions.
13309 (memory_ssa_name_same): Likewise.
13310 (dse_optimize_stmt): Likewise.
13311 (dse_record_phis): Likewise.
13312 (dse_finalize_block): Likewise.
13313 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13314 keywords as variable names.
13315 (may_move_till): Cast according to the coding conventions.
13316 (force_move_till_expr): Avoid using C++ keywords as variable names.
13317 (force_move_till): Cast according to the coding conventions.
13318 (memref_hash): Likewise.
13319 (memref_eq): Likewise.
13320 (gather_mem_refs_stmt): Likewise.
13321 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13322 using C++ keywords as variable names.
13323 (idx_find_step): Cast according to the coding conventions.
13324 (idx_record_use): Likewise.
13325 (find_depends): Likewise.
13326 (prepare_decl_rtl): Likewise.
13327 (mbc_entry_hash): Likewise.
13328 (mbc_entry_eq): Likewise.
13329 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13330 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13331 (idx_infer_loop_bounds): Cast according to the coding conventions.
13332 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13333 * tree-ssa-math-opts.c (occ_new ): Likwise.
13334 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13336 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13338 (add_use_op): Likewise.
13339 (add_vop): Likewise.
13340 (add_vuse_op): Likewise.
13341 (add_vdef_op): Likewise.
13342 (get_expr_operands): Likewise.
13343 (push_stmt_changes): Use type safe memory macros.
13344 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13345 keywords as variable names.
13346 (conditional_replacement): Likewise.
13347 (minmax_replacement): Likewise.
13348 (abs_replacement): Likewise.
13349 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13350 coding conventions.
13351 (insert_fake_stores): Avoid using C++ keywords as variable names.
13352 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13354 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13355 (heapvar_insert): Use type safe memory macros.
13356 (new_var_info): Cast according to the coding conventions.
13357 (new_constraint): Likewise.
13358 (remove_preds_and_fake_succs): Use type safe memory macros.
13359 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13361 (thread_single_edge): Likewise.
13362 (thread_through_loop_header): Likewise.
13364 2007-06-06 Eric Christopher <echristo@apple.com>
13366 * config/i386/i386.c (override_options): Move handling
13367 of TARGET_SUBTARGET* earlier.
13369 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13371 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13374 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13376 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13377 emited outside of basic block.
13378 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13379 the created blocks.
13380 * rtl.h (delete_insn_chain): Declaration changed.
13381 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13383 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13384 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13385 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13386 to delete_insn_chain.
13387 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13388 do not have bb field set.
13389 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13391 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13392 * cfgcleanup.c (try_optimize_cfg): Ditto.
13394 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13396 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13397 (lambda_body_vector_new): Use type safe memory macros.
13398 (lambda_linear_expression_new): Likewise.
13399 (lambda_loopnest_new): Likewise.
13400 (lambda_lattice_new): Likewise.
13401 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13402 conventions. Use type safe memory macros.
13403 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13404 (lambda_body_vector_s): Likewise.
13405 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13406 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13408 2007-06-06 Richard Guenther <rguenther@suse.de>
13410 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13411 if we need to schedule cfg_cleanup.
13412 (tree_ssa_forward_propagate_single_use_vars): Do so.
13414 2007-06-06 Ian Lance Taylor <iant@google.com>
13416 * fold-const.c (merge_ranges): If range_successor or
13417 range_predecessor fail, just return 0.
13419 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13421 PR tree-optimization/32216
13422 * tree-vectorizer.c (supportable_widening_operation): Determine
13423 signedness of FIX_TRUNC_EXPR from output operand.
13424 (supportable_narrowing_operation): Ditto.
13425 * tree-vect-generic.c (expand_vector_operations_1): Determine
13426 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13427 from input operand.
13429 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13431 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13432 (struct pta): ...from here. Change flags to unsigned to avoid
13433 excessive casting (as it is used as a bit mask).
13434 (override_options): Add casts according to the coding convenventions.
13435 (x86_64_elf_unique_section): Likewise.
13436 (examine_argument): Avoid using C++ keywords as variable names.
13437 (construct_container): Likewise.
13438 (legitimize_pic_address): Likewise.
13439 (get_dllimport_decl): Cast according to the coding conventions. Use
13440 type safe memory macros.
13441 (legitimize_address): Cast according to the coding conventions.
13442 (emit_i387_cw_initialization): Corrected the type of slot to enum
13444 (ix86_init_machine_status): Use type safe memory macros.
13445 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13446 (bdesc_pcmpistr): Likewise.
13447 (bdesc_crc32): Likewise.
13448 (bdesc_sse_3arg): Likewise.
13449 (bdesc_2arg): Likewise.
13450 (bdesc_1arg): Likewise.
13451 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13452 (ix86_expand_sse_pcmpistr): Likewise.
13453 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13454 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13455 int to match the langhook definition.
13456 (ix86_builtin_conversion): Change the type of code to unsigned init to
13457 match the langhook definition.
13458 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13460 (ix86_preferred_output_reload_class): Likewise.
13461 (ix86_cannot_change_mode_class): Likewise.
13462 (ix86_memory_move_cost): Likewise.
13463 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13464 avoid excessive casting later on.
13465 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13467 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13469 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13470 as flags setting insn.
13471 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13473 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13475 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13476 (UNSPEC_ROUND): New.
13477 ("sse4_1_round<mode>2"): New insn pattern.
13478 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13480 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13481 expander using SSEMODEF mode macro. Expand using
13482 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13483 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13484 expander using SSEMODEF mode macro. Expand using
13485 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13486 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13487 expander using SSEMODEF mode macro. Expand using
13488 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13489 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13490 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13491 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13494 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13495 Sebastian Pop <sebpop@gmail.com>
13497 * lambda.h (build_linear_expr): New.
13498 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13499 Use build_linear_expr, call fold and force_gimple_operand.
13500 (lambda_loopnest_to_gcc_loopnest): Check that there is
13501 something to insert.
13502 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13504 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13506 PR preprocessor/23479
13507 * doc/extend.texi: Document the 0b-prefixed binary integer
13508 constant extension.
13510 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13512 PR tree-optimization/32215
13513 * tree-vectorizer.c (supportable_widening_operation): Return false
13514 for unsupported FIX_TRUNC_EXPR tree code.
13515 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13517 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13519 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13520 register on SPE targets. Change documentation to reflect
13522 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13523 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13524 out of the register allocation pool.
13525 (rs6000_reg_live_or_pic_offset_p): New function.
13526 (rs6000_emit_prologue): Move the actual saving of LR up to free
13527 r0 for holding r11. Split saving of SPE 64-bit registers into
13528 its own case. Ensure that offsets will always be in-range for
13529 'evstdd' by using r11 as a scratch register to point at the start
13530 of the SPE save area. Save r11 if necessary, as it is the static
13532 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13533 into its own case. Ensure that offsets will always be in-range
13534 for 'evldd' by using r11 as a scratch register to point at the
13535 start of the SPE save area. Also adjust r11 when restoring
13536 the stack pointer to compensate for pre-loading r11.
13538 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13540 * cfg.c (init_flow): Use type safe memory macros.
13541 (alloc_block): Likewise.
13542 (unchecked_make_edge): Likewise.
13543 (dump_flow_info): Avoid using C++ keywords as variable names.
13544 (copy_original_table_clear): Cast according to the coding conventions.
13545 (copy_original_table_set): Likewise.
13546 * cfgexpand (label_rtx_for_bb): Likewise.
13547 (expand_gimple_basic_block): Likewise.
13548 * cfghooks.c (dump_bb): Likewise.
13549 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13551 (lv_add_condition_to_bb): Likewise.
13552 * cfglayout (relink_block_chain): Cast according to the coding
13554 (fixup_reorder_chain): Likewise.
13555 (fixup_fallthru_exit_predecessor): Likewise.
13556 * cfgloop.c (glb_enum_p): Likewise.
13557 (get_exit_description): Likewise.
13558 (dump_recorded_exit): Likewise.
13559 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13560 (struct loop): ... from here.
13561 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13563 * cfgrtl.c (rtl_create_basic_block): Likewise.
13564 (rtl_split_block): Likewise.
13565 (rtl_dump_bb): Likewise.
13566 (cfg_layout_split_block): Likewise.
13567 (init_rtl_bb_info): Use typesafe memory macros.
13569 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13570 * graphds.h: Updated all usages of edge to graph_edge.
13571 * graphds.c: Likewise.
13572 * cfgloopanal.c: Likewise.
13574 2007-06-05 Ian Lance Taylor <iant@google.com>
13576 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13577 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13578 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13580 (test_for_singularity): Likewise.
13582 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13584 * config/i386/constraints.md ("Y2"): Replaced by ...
13586 * config/i386/i386.md: Likewise.
13587 * config/i386/mmx.md: Likewise.
13588 * config/i386/sse.md: Likewise.
13590 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13592 * config/i386/constraints.md ("z"): Replaced by ...
13594 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13595 (sse4_1_blendvps): Likewise.
13596 (sse4_1_pblendvb): Likewise.
13597 (sse4_2_pcmpestr): Likewise.
13598 (sse4_2_pcmpestrm): Likewise.
13599 (sse4_2_pcmpestr_cconly): Likewise.
13600 (sse4_2_pcmpistr): Likewise.
13601 (sse4_2_pcmpistrm): Likewise.
13602 (sse4_2_pcmpistr_cconly): Likewise.
13604 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13606 * matrix-reorg.c (transform_access_sites): Fix computation.
13607 (transform_allocation_sites): Same.
13609 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/i386.c (override_options): Use
13612 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13614 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13616 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13617 (nonimm_not_xmm0_operand): Ditto.
13618 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13619 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13620 as operand[2] predicate. Require "z" class XMM register for
13621 operand[3]. Adjust asm template.
13622 ("sse4_1_blendvpd"): Ditto.
13623 ("sse4_1_pblendvb"): Ditto.
13624 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13625 force op2 into xmm0 register for variable blend instructions.
13627 2007-06-04 Tom Tromey <tromey@redhat.com>
13629 * c-tree.h (start_enum): Update.
13630 (build_enumerator): Likewise.
13631 * c-decl.c (enum_next_value): Removed.
13632 (enum_overflow): Likewise.
13633 (start_enum): Add c_enum_contents argument. Don't use globals.
13634 (build_enumerator): Likewise.
13635 * c-tree.h (struct c_enum_contents): New struct.
13637 2007-06-04 Tom Tromey <tromey@redhat.com>
13639 * c-common.c (c_common_get_alias_set): Fix indentation.
13641 2007-06-04 Ian Lance Taylor <iant@google.com>
13643 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13644 to overflow, reduce overflow infinity to regular infinity.
13645 (vrp_var_may_overflow): New static function.
13646 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13648 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13650 * stor-layout.c (layout_type): Remove duplicate code.
13652 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13655 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13656 before build_common_builtin_nodes ().
13658 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13661 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13663 2007-06-04 Jan Hubicka <jh@suse.cz>
13665 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13666 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13667 instead of _stat version.
13669 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13671 PR tree-optimization/32194
13672 * tree-predcom.c (determine_offset): Check that both references have
13675 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13677 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13678 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13679 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13680 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13681 Add argument to iterate_fix_dominators call.
13682 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13683 * gcse.c (hoist_code): Change domby to vector.
13684 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13685 Add argument to iterate_fix_dominators call.
13686 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13687 recompute_dominator.
13688 * lambda-code.c (perfect_nestify): Ditto.
13689 * cfgloopanal.c: Include graphds.h.
13690 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13691 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13692 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13694 * graphds.c: New file.
13695 * graphds.h: New file.
13696 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13697 (get_dominated_by, get_dominated_by_region): Change return type to
13699 (verify_dominators): Recompute all dominators and compare the results.
13700 (recount_dominator): Renamed to ...
13701 (recompute_dominator): ... this. Do not check that the block is
13702 dominated by entry.
13703 (iterate_fix_dominators): Reimplemented.
13704 (prune_bbs_to_update_dominators, root_of_dom_tree,
13705 determine_dominators_for_sons): New functions.
13706 * et-forest.c (et_root): New function.
13707 * et-forest.h (et_root): Declare.
13708 * Makefile.in (graphds.o): Add.
13709 (cfgloopanal.o): Add graphds.h dependency.
13710 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13711 * basic-block.h (get_dominated_by, get_dominated_by_region,
13712 iterate_fix_dominators): Declaration changed.
13713 (recount_dominator): Renamed to ...
13714 (recompute_dominator): ... this.
13715 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13716 (thread_through_all_blocks): Do not free dominance info.
13718 2007-06-03 Andreas Schwab <schwab@suse.de>
13720 * config/m68k/m68k.c (override_options): Don't override
13722 * config/m68k/m68k-modes.def (SF, DF): Define to use
13723 motorola_single_format and motorola_double_format, resp.
13724 * real.c (motorola_single_format): Renamed from
13725 coldfire_single_format.
13726 (motorola_double_format): Renamed from coldfire_double_format.
13727 (encode_ieee_extended): Generate a proper canonical NaN image
13728 respecting canonical_nan_lsbs_set.
13729 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13731 * real.h: Adjust declarations.
13733 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13736 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13737 the symbol is generated with the stack protector.
13739 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13741 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13742 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13744 * doc/extend.texi (interrupt): Mention m68k.
13746 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13748 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13749 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13750 (ix86_expand_sse_pcmpestr): Do not check operands for
13751 "register_operand", when insn operand predicate is "register_operand".
13752 (ix86_expand_sse_pcmpistr): Ditto.
13754 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13755 Uros Bizjak <ubizjak@gmail.com>
13757 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13758 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13759 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13760 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13761 * config/i386/constraints.md ("z"): New register constraint
13762 for members of SSE_FIRST_REG class.
13763 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13764 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13765 SSE_FIRST_REG class.
13766 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13767 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13768 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13769 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13770 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13771 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13772 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13773 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13774 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13775 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13776 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13777 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13778 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13779 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13780 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13781 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13782 (struct builtin_description): Change "flag" field to unsigned.
13783 (bdesc_pcmpestr): New builtin description table.
13784 (bdesc_pcmpistr): Likewise.
13785 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13786 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13787 Initialize pcmp[ei]str[im] insns for SSE4.2.
13788 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13789 (ix86_expand_sse_pcmpistr): Likewise.
13790 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13791 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13792 (UNSPEC_PCMPISTR): Likewise.
13793 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13794 (sse4_2_pcmpestri):New isns pattern.
13795 (sse4_2_pcmpestrm): Likewise.
13796 (sse4_2_pcmpestr_cconly): Likewise.
13797 (sse4_2_pcmpistr): New insn patern and splitter.
13798 (sse4_2_pcmpistri):New isns pattern.
13799 (sse4_2_pcmpistrm): Likewise.
13800 (sse4_2_pcmpistr_cconly): Likewise.
13801 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13804 2007-06-01 David Daney <ddaney@avtrex.com>
13806 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13807 LOADGP_ABSOLUTE and not binds_local_p.
13809 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13811 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13813 2007-06-01 Ian Lance Taylor <iant@google.com>
13815 * tree-vrp.c (compare_name_with_value): Always set
13816 used_strict_overflow if we get a result from the variable itself.
13818 2007-06-01 Ian Lance Taylor <iant@google.com>
13820 PR rtl-optimization/31455
13821 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13822 subregs which have a cast between modes which are not tieable.
13824 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13826 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13827 breaks after return statements.
13829 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13831 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13832 only after no_new_pseudos.
13834 2007-05-31 Eric Christopher <echristo@apple.com>
13836 * expr.c (convert_move): Assert that we don't have a BLKmode
13838 (store_expr): Handle BLKmode moves by calling emit_block_move.
13840 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13842 * c-typeck.c (build_indirect_ref): Include type in error message.
13843 (build_binary_op): Pass types to binary_op_error.
13844 * c-common.c (binary_op_error): Take two type arguments, print out
13846 * c-common.h (binary_op_error): Update prototype.
13848 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13850 * config/i386/i386.c: Correct coments on -mno-sse4.
13852 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13854 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13855 (x86_64-*-*): Likewise.
13856 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13857 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13858 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13859 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13860 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13861 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13862 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13863 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13864 (OPTION_MASK_ISA_SSE4): Likewise.
13865 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13866 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13867 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13868 (override_options): Support SSE4.2.
13869 (ix86_build_const_vector): Support SImode and DImode.
13870 (ix86_build_signbit_mask): Likewise.
13871 (ix86_expand_int_vcond): Support V2DImode.
13872 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13873 (IX86_BUILTIN_CRC32HI): Likewise.
13874 (IX86_BUILTIN_CRC32SI): Likewise.
13875 (IX86_BUILTIN_CRC32DI): Likewise.
13876 (IX86_BUILTIN_PCMPGTQ): Likewise.
13877 (bdesc_crc32): Likewise.
13878 (bdesc_sse_3arg): Likewise.
13879 (ix86_expand_crc32): Likewise.
13880 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13881 (ix86_expand_builtin): Likewise.
13882 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13883 __SSE4_2__ for -msse4.2.
13884 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13885 (CRC32MODE): Likewise.
13886 (crc32modesuffix): Likewise.
13887 (crc32modeconstraint): Likewise.
13888 (sse4_2_crc32<mode>): Likewise.
13889 (sse4_2_crc32di): Likewise.
13890 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13892 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13893 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13894 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13895 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13896 (vcondu<mode>): Likewise.
13897 * doc/extend.texi: Document SSE4.2 built-in functions.
13898 * doc/invoke.texi: Document -msse4.2/-msse4.
13900 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13902 PR tree-optimization/32160
13903 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13904 variable as gimple reg.
13905 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13907 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13909 * gcc.c (main): Don't consider linker options when issuing the
13910 warning about a linker input file not being used.
13912 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13914 * tree-vrp.c (compare_names): Initialize sop.
13916 2007-05-30 Dirk Mueller <dmueller@suse.de>
13918 * cgraphunit.c (cgraph_analyze_function): Remove
13919 computation of inline parameters.
13921 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13923 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13925 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13927 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13928 Add vx-common.h. Include vxworks.h between vx-common.h and
13930 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13932 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13933 (TARGET_ASM_DESTRUCTOR): Likewise.
13934 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13935 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13936 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13937 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13938 (VXWORKS_ENDIAN_SPEC): Define.
13939 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13940 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13941 VXWORKS_* equivalents.
13942 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13943 (ASM_FILE_START): Delete.
13944 (TARGET_VERSION): Reformat.
13945 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13946 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13947 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13948 (FPBIT, DPBIT): Define.
13949 (fp-bit.c, dp-bit.c): New rules.
13950 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13951 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13952 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13953 * config/arm/arm.h: Include vxworks-dummy.h.
13954 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13955 Mark with ATTRIBUTE_UNUSED.
13956 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13957 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13958 make it incompatible with -msingle-pic-base.
13959 (arm_function_ok_for_sibcall): Return false for calls that might
13960 go through a VxWorks PIC PLT entry.
13961 (require_pic_register): New function, split out from...
13962 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13964 (arm_load_pic_register): Handle the VxWorks RTP initialization
13965 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13966 (arm_emit_call_insn): New function.
13967 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13968 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13969 (pic_offset_arm): New pattern.
13970 (call, call_value): Use arm_emit_call_insn.
13971 (call_internal, call_value_internal): New expanders.
13972 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13973 VxWorks unless __PIC__.
13975 2007-05-30 Eric Christopher <echristo@gmail.com>
13977 * genrecog.c: Include regs.h in generated file.
13978 * genemit.c: Ditto. Fix up formatting.
13979 * config/mn10300/constraints.md: New.
13980 * config/mn10300/mn10300.md: Include.
13981 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13982 Fix up for removed macro.
13983 * config/mn10300/predicates.md (call_address_operand): Ditto.
13984 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13985 (CONST_OK_FOR_I): Ditto.
13986 (CONST_OK_FOR_J): Ditto.
13987 (CONST_OK_FOR_K): Ditto.
13988 (CONST_OK_FOR_L): Ditto.
13989 (CONST_OK_FOR_M): Ditto.
13990 (CONST_OK_FOR_N): Ditto.
13991 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13995 (EXTRA_CONSTRAINT): Ditto.
13997 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13999 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
14001 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
14002 OPTION_MASK_ISA_64BIT.
14003 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
14005 2007-05-30 Richard Guenther <rguenther@suse.de>
14007 PR middle-end/32152
14008 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
14009 types for comparison.
14010 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
14011 with original typed arguments.
14012 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
14014 2007-05-30 Jakub Jelinek <jakub@redhat.com>
14016 PR tree-optimization/31769
14017 * except.c (duplicate_eh_regions): Clear prev_try if
14018 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
14020 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
14022 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
14023 * tree-ssa-sink.c (statement_sink_location): Return basic block and
14024 bsi of the location where statements should be inserted.
14025 (sink_code_in_bb): Take bsi from statement_sink_location.
14026 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
14027 instead of bsi_start.
14028 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
14030 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
14031 (bsi_move_before): Document inconsistency with bsi_move_after.
14032 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
14034 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.h (TARGET_ABM): New define.
14037 (TARGET_POPCNT): Ditto.
14038 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
14039 New temporary defines to redefine from OPTION_ISA_* defines.
14040 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
14041 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
14042 (ix86_isa_flags): New extern int declaration.
14043 (TARGET_SUBTARGET_DEFAULT): New define.
14044 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
14045 (TARGET_SUBTARGET32_DEFAULT): Ditto.
14046 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
14047 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
14048 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
14049 * config/i386/darwin.h: Change TARGET_64BIT define to
14052 * config/i386/i386.opt (m3dnowa): Define as undocumented option
14053 using existing "ix86_isa_flags" varible.
14054 (m32, m64): Use existing "ix86_isa_flags" variable.
14055 (mmmx, m3dnow): Ditto.
14056 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
14057 (mabm): Define as non-negative option using "x86_abm" variable.
14058 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
14060 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14061 Rewrite feature test bitmap.
14062 (ix86_isa_flags): New initialized global int varible.
14063 (ix86_isa_flags_explicit): New static int variable.
14064 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14065 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14066 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14067 target_flags_explicit.
14068 (override_options): Remove "target_enable" and "target_disable" fields
14069 from "struct ptt". Update processor_target_table accordingly. Remove
14070 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14071 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14072 "target_flags" and "ix86_isa_flags_explicit" instead of
14073 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14074 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14075 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14076 to true when either of PTA_POPCNT or PTA_ABM is set in
14077 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14078 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14079 processor_alias_table flags entry. Remove handling of
14080 "target_enable" and "target_disable" fields of processor_target_table.
14081 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14082 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14083 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14084 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14085 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14087 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14089 2007-05-29 David Daney <ddaney@avtrex.com>
14092 * config/mips/mips.c (mips_output_mi_thunk): Emit
14093 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14095 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14096 * config/i386/i386.c (ix86_function_regparm): Added checking of
14097 ix86_force_align_arg_pointer to determine the number of
14098 register parameters.
14100 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14102 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14103 (SET_DR_MISALIGNMENT): New.
14104 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14105 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14106 Use SET_DR_MISALIGNMENT.
14107 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14109 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14110 find_loop_nest): Export.
14111 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14112 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14113 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14114 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14116 (struct mem_ref): Add field reuse_distance.
14117 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14118 Initialize reuse_distance field.
14119 (issue_prefetch_ref): Select temporality of prefetch according to
14121 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14122 self_reuse_distance, determine_loop_nest_reuse): New functions.
14123 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14124 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14125 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14128 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14130 * tree-ssa-alias.c: Add aliasing overview.
14132 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14133 Danny Smith <dannysmith@users.sourceforge.net>
14136 * config/i386/t-crtfm: Compile crtfastmath.o with
14137 -minline-all-stringops.
14138 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14139 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14141 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14143 * doc/md.texi: Document constraints on HP PA-RISC.
14145 * pa/constraints.md: New file.
14146 * pa.md: Include constraints.md.
14147 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14148 (integer_store_memory_operand, ldil_cint_p): New functions.
14149 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14150 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14151 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14152 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14153 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14155 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14158 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14159 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14160 case POSTDECREMENT_EXPR>): Return the error_mark_node
14161 if either the real or imaginary parts would an
14164 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14166 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14167 name when we remove it from a call.
14169 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14171 * targhooks.c (default_narrow_bitfield): Remove.
14172 * targhooks.h: Remove the prototype for
14173 default_narrow_bitfield.
14175 * langhooks-def.h: Remove the prototype for
14176 hook_get_alias_set_0.
14177 * langhooks.c (hook_get_alias_set_0): Remove.
14179 * global.c (EXECUTE_IF_CONFLICT): Remove.
14181 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14184 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14185 return true when truth_value_p is true and the type
14188 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14190 * doc/install.texi (Prerequisites): We no longer require Autoconf
14191 2.13 for the top-level.
14193 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14195 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14196 memory access via x86_expand_vector_move_misalign() only for
14197 TImode values on 32-bit targets.
14199 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14201 * matrix-reorg.c: New file. Implement matrix flattening and
14202 transposing optimization.
14203 * tree-pass.h: Add matrix reorg pass.
14204 * common.opt: Add fipa-mreorg flag.
14205 * Makefile.in: Add matrix-reorg.c.
14206 * passes.c: Add matrix reorg pass.
14207 * varpool.c (add_new_static_var): New function.
14208 * cgraph.h (add_new_static_var): Declare.
14210 2007-05-27 Eric Christopher <echristo@apple.com>
14212 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14213 sp_offset depending on stack size. Save r12 depending
14214 on registers we're saving later.
14215 (rs6000_emit_epilogue): Update sp_offset depending only
14218 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14220 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14221 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14222 * ifcvt.c (if_convert): Ditto.
14223 * tree-ssa-threadupdate.c (thread_block): Ditto.
14224 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14225 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14226 verify_loop_closed_ssa): Check number_of_loops instead of
14228 * predict.c (tree_estimate_probability): Ditto.
14229 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14230 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14231 * modulo-sched.c (sms_schedule): Ditto.
14232 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14233 (scev_finalize): Do not do anything if scev analysis was not
14235 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14236 current_loops == NULL.
14237 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14238 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14239 there are no loops.
14240 (loop_optimizer_finalize): Assert that loops were analyzed.
14241 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14242 rtl_doloop): Check number_of_loops instead of current_loops.
14243 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14244 current_loops == NULL.
14245 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14246 gate_tree_vectorize tree_linear_transform, check_data_deps,
14247 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14248 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14249 Check number_of_loops instead of current_loops.
14250 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14251 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14252 free loops if available.
14253 (execute_pre): Do not pass do_fre to fini_pre.
14255 2007-05-27 Tobias Burnus <burnus@net-b.de>
14257 PR middle-end/32083
14258 * real.c (mpfr_from_real): Fix sign of -Inf.
14260 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14262 * tree-vect-transform.c (vectorizable_conversion): Initialize
14263 tree_code variables to ERROR_MARK.
14264 (vectorizable_type_demotion): Likewise.
14265 (vectorizable_type_promotion): Likewise.
14267 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/i386.md (movti): Handle push operands via
14271 ix86_expand_push().
14273 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14275 * basic-block.h: Remove the prototype for merge_seq_blocks.
14276 * cfgcleanup.c (merge_seq_blocks): Remove.
14278 * tree-flow.h: Remove the prototype for is_aliased_with.
14279 * tree-ssa-alias.c (is_aliased_with): Remove.
14281 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14283 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14285 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14287 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14288 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14289 (vec_unpacks_hi_v16qi): Likewise.
14290 (vec_unpacku_lo_v16qi): Likewise.
14291 (vec_unpacks_lo_v16qi): Likewise.
14292 (vec_unpacku_hi_v8hi): Likewise.
14293 (vec_unpacks_hi_v8hi): Likewise.
14294 (vec_unpacku_lo_v8hi): Likewise.
14295 (vec_unpacks_lo_v8hi): Likewise.
14296 (vec_unpacku_hi_v4si): Likewise.
14297 (vec_unpacks_hi_v4si): Likewise.
14298 (vec_unpacku_lo_v4si): Likewise.
14299 (vec_unpacks_lo_v4si): Likewise.
14301 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14303 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14304 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14305 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14306 follow spelling conventions in various
14307 warning/error/diagnostic messages.
14309 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14310 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14311 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14312 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14313 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14314 * doc/tm.texi: Follow spelling conventions.
14316 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14319 * tree-ssa-forwprop.c
14320 (forward_propagate_addr_into_variable_array_index): Remove
14321 the lhs argument. Use the type of def_rhs instead of lhs.
14322 (forward_propagate_addr_expr_1): Update use of
14323 forward_propagate_addr_into_variable_array_index.
14325 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14326 Nigel Stephens <nigel@mips.com>
14328 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14329 function attributes, "far" being an alias for "long_call".
14330 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14331 (mips_near_type_p, mips_far_type_p): New.
14332 (mips_comp_type_attributes): New function to check that attributes
14333 attached to a function type are compatible.
14334 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14335 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14336 to the target function of the thunk.
14337 (mips_encode_section_info): Check for "near" and "far" function
14338 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14340 * config/mips/predicates.md (const_call_insn_operand): Test only
14341 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14343 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14346 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14347 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14348 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14349 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14351 2007-05-25 Eric Christopher <echristo@apple.com>
14353 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14354 to x86-darwin configurations.
14355 * config/i386/t-darwin: Add softfp support.
14356 * config/i386/t-darwin64: Ditto.
14357 * config/i386/sfp-machine.h: If mach then don't use
14358 aliasing, emit a stub to call.
14360 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14362 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14363 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14364 tree-predcom.c, tree-ssa-alias-warnings.c,
14365 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14366 comment typos. Follow spelling conventions.
14367 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14369 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14372 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14373 constants into memory. Expand unaligned memory references for
14374 SSE modes via x86_expand_vector_move_misalign() function.
14376 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14378 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14379 "memory" attribute for "sseishft" type insn without operands[2].
14381 2007-05-25 Dirk Mueller <dmueller@suse.de>
14382 Marcus Meissner <meissner@suse.de>
14384 * doc/extend.texi (alloc_size): New attribute.
14385 * c-common.c (handle_alloc_size_attribute): New.
14386 * tree-object-size.c (alloc_object_size): Use alloc_size
14387 attribute, if available.
14389 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14391 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14393 (__builtin_ia32_vec_ext_v2di): Likewise.
14394 (__builtin_ia32_vec_ext_v4si): Likewise.
14395 (__builtin_ia32_vec_ext_v8hi): Likewise.
14396 (__builtin_ia32_vec_ext_v16qi): Likewise.
14397 (__builtin_ia32_vec_set_v8hi): Likewise.
14399 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14401 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14403 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14405 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14406 (arm_is_longcall_p): Rename to...
14407 (arm_is_long_call_p): ...this. Take a single tree argument and
14409 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14410 (CUMULATIVE_ARGS): Remove call_cookie.
14411 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14412 (ENCODED_LONG_CALL_ATTR_P): Delete.
14413 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14414 LONG_CALL_FLAG_CHAR cases.
14415 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14416 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14417 ARM_DECLARE_FUNCTION_SIZE.
14418 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14419 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14420 (arm_encode_call_attribute, current_file_function_operand): Delete.
14421 (arm_function_in_section_p): New function.
14422 (arm_is_longcall_p): Rename to...
14423 (arm_is_long_call_p): ...this. Take the target function as a single
14424 argument and return a bool. Do not rely on call cookies. Check
14425 whether the target symbol is in the same section as the current
14426 function, not just the same compilation unit.
14427 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14428 (arm_encode_section_info): Don't encode a call type.
14429 * config/arm/arm.md (call, call_value): Update calls to
14430 arm_is_long(_)call_p. Simplify logic.
14431 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14432 Update calls to arm_is_long(_)call_p.
14434 2007-05-25 Richard Guenther <rguenther@suse.de>
14436 PR tree-optimization/31982
14437 * tree-ssa-forwprop.c
14438 (forward_propagate_addr_into_variable_array_index): Handle arrays
14439 with element size one.
14441 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14443 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14444 (umulsi3_highpart): Likewise.
14446 2007-05-24 Ian Lance Taylor <iant@google.com>
14448 PR rtl-optimization/32069
14449 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14452 2007-05-24 Ollie Wild <aaw@google.com>
14454 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14457 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14459 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14460 (oprs_unchanged_p): Use it to check all registers in a REG.
14461 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14462 (reg_set_between_after_reload_p): Delete.
14463 (reg_used_between_after_reload_p): Likewise.
14464 (reg_set_or_used_since_bb_start): Likewise.
14465 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14466 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14467 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14468 * rtlanal.c (reg_set_p): Check whether REG overlaps
14469 regs_invalidated_by_call, rather than just checking the
14470 membership of REGNO (REG).
14472 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14474 * doc/passes.texi: Document predictive commoning.
14475 * doc/invoke.texi (-fpredictive-commoning): Document.
14476 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14477 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14478 adding indices to the generated name.
14479 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14480 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14481 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14482 (op_symbol_code): ... and exported.
14483 (dump_omp_clause, op_symbol): Use op_symbol_code
14484 instead of op_symbol_1.
14485 * tree-pass.h (pass_predcom): Declare.
14486 * timevar.def (TV_PREDCOM): New timevar.
14487 * tree-ssa-loop.c (run_tree_predictive_commoning,
14488 gate_tree_predictive_commoning, pass_predcom): New.
14489 * tree-data-ref.c (find_data_references_in_loop): Find the
14490 references in dominance order.
14491 (canonicalize_base_object_address): Ensure that the result has
14493 (dr_analyze_innermost): Export.
14494 (create_data_ref): Code to fail for references with invariant
14496 (find_data_references_in_stmt): ... here.
14497 * tree-data-ref.h (dr_analyze_innermost): Declare.
14498 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14499 (aff_combination_find_elt, name_expansion_hash,
14500 name_expansion_eq, tree_to_aff_combination_expand,
14501 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14503 * tree-affine.h (aff_combination_constant_multiple_p,
14504 tree_to_aff_combination_expand): Declare.
14505 * tree-predcom.c: New file.
14506 * common.opt (fpredictive-commoning): New option.
14507 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14508 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14509 * Makefile.in (tree-predcom.o): Add.
14510 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14511 * passes.c (init_optimization_passes): Add dceloop after
14512 copy propagation in loop optimizer. Add predictive commoning
14513 to loop optimizer passes.
14515 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14517 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14520 2007-05-24 Jan Hubicka <jh@suse.cz>
14522 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14524 (genheader): Include statistics.h.
14526 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14528 * print-rtl.c (flag_dump_unnumbered): Update comments.
14529 (print_rtl): Fix my previous change.
14530 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14533 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14535 PR middle-end/32018
14536 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14538 (thread_through_all_blocks): Call initialize_original_copy_tables
14539 and free_original_copy_tables.
14540 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14542 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14543 * cfghooks.c (duplicate_block): Use get_loop_copy.
14544 * cfg.c: Include cfgloop.h.
14545 (loop_copy): New hash table.
14546 (initialize_original_copy_tables): Initialize loop_copy table.
14547 (free_original_copy_tables): Free loop_copy table.
14548 (copy_original_table_clear, copy_original_table_set,
14549 set_loop_copy, get_loop_copy): New functions.
14550 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14551 * cfgloop.h (struct loop): Remove copy field.
14552 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14553 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14555 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14557 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14558 -msse/-msse2/-msse3.
14560 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14562 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14563 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14565 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14568 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14569 * targhooks.h (default_mangle_decl_assembler_name): Declare
14571 * targhooks.c (default_mangle_decl_assembler_name): Define
14573 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14575 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14576 * langhooks.c (lhd_set_decl_assembler_name): Call
14577 targetm.mangle_decl_assembler_name for names with global scope.
14579 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14581 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14582 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14584 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14585 New. Factored out of i386_pe_encode_section_info.
14586 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14587 Move check for prior decoration of stdcall
14588 symbols to i386_pe_encode_section_info.
14589 (i386_pe_encode_section_info): Adjust call to
14590 gen_stdcall_or_fastcall_suffix. Use
14591 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14592 (i386_pe_mangle_decl_assembler_name): New. Wrap
14593 i386_pe_maybe_mangle_decl_assembler_name.
14595 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14597 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14598 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14599 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14600 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14601 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14604 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14605 Nigel Stephens <nigel@mips.com>
14606 Richard Sandiford <richard@codesourcery.com>
14608 Fix up MIPS16 hard float and add support for complex.
14610 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14611 (TARGET_SOFT_FLOAT_ABI): New.
14612 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14613 __mips_soft_float to reflect the ABI in use, not whether the
14614 FPU is directly accessible (e.g., in MIPS16 mode).
14615 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14616 (UNITS_PER_FPVALUE): Likewise.
14618 * config/mips/mips.c (mips_expand_call): Remove redundant
14619 TARGET_MIPS16 check.
14620 (mips_arg_regno): New.
14621 (function_arg_advance): When setting bits in cum->fp_code for
14622 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14624 (function_arg): Use mips_arg_regno.
14625 (mips_return_mode_in_fpr_p): New.
14626 (mips16_call_stub_mode_suffix): New.
14627 (mips16_cfun_returns_in_fpr_p): New.
14628 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14629 (mips_output_function_prologue): Test mips16_hard_float, not
14630 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14631 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14632 return value into a floating-point register.
14633 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14634 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14635 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14636 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14637 word of double arguments from or to the high bits of 64-bit
14638 floating point registers.
14639 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14640 (mips16_fpret_double): New helper function.
14641 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14642 support for complex modes. Fill in DECL_RESULT for stubdecl.
14643 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14645 * config/mips/mips16.S
14646 (RET, ARG1, ARG2): New.
14647 (MERGE_GPRf, MERGE_GPRt): New.
14648 (DELAYt, DELAYf): New.
14649 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14650 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14651 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14652 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14653 (SFOP): Renamed to...
14654 (OPSF3): This, and macro-ified. Updated all uses.
14655 (SFOP2): Renamed to...
14656 (OPSF2): This, and macro-ified. Updated all uses.
14657 (SFCMP): Renamed to...
14658 (CMPSF): This, and macro-ified. Updated all uses.
14659 (SFREVCMP): Renamed to...
14660 (REVCMPSF): This, and macro-ified. Updated all uses.
14661 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14662 (LDDBL1, LDDBL2, RETDBL): Deleted.
14663 (DFOP): Renamed to...
14664 (OPDF3): This, and macro-ified. Updated all uses.
14665 (DFOP2): Renamed to...
14666 (OPDF2): This, and macro-ified. Updated all uses.
14667 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14668 (DFCMP): Renamed to...
14669 (CMPDF): This, and macro-ified. Updated all uses.
14670 (DFREVCMP): Renamed to...
14671 (REVCMPDF): This, and macro-ified. Updated all uses.
14672 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14673 (RET_FUNCTION): New.
14674 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14675 (__mips16_ret_sc, __mips16_ret_dc): New.
14676 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14677 STUB_ARGS_6, STUB_ARGS_10): New.
14678 (CALL_STUB_NO_RET): New.
14679 (__mips16_call_stub_1): Macro-ified.
14680 (__mips16_call_stub_5): Macro-ified.
14681 (__mips16_call_stub_2): Macro-ified.
14682 (__mips16_call_stub_6): Macro-ified.
14683 (__mips16_call_stub_9): Macro-ified.
14684 (__mips16_call_stub_10): Macro-ified.
14685 (CALL_STUB_RET): New.
14686 (__mips16_call_stub_sf_0): Macro-ified.
14687 (__mips16_call_stub_sf_1): Macro-ified.
14688 (__mips16_call_stub_sf_5): Macro-ified.
14689 (__mips16_call_stub_sf_2): Macro-ified.
14690 (__mips16_call_stub_sf_6): Macro-ified.
14691 (__mips16_call_stub_sf_9): Macro-ified.
14692 (__mips16_call_stub_sf_10): Macro-ified.
14693 (__mips16_call_stub_df_0): Macro-ified.
14694 (__mips16_call_stub_df_1): Macro-ified.
14695 (__mips16_call_stub_df_5): Macro-ified.
14696 (__mips16_call_stub_df_2): Macro-ified.
14697 (__mips16_call_stub_df_6): Macro-ified.
14698 (__mips16_call_stub_df_9): Macro-ified.
14699 (__mips16_call_stub_df_10): Macro-ified.
14700 (__mips16_call_stub_sc_0): New.
14701 (__mips16_call_stub_sc_1): New.
14702 (__mips16_call_stub_sc_5): New.
14703 (__mips16_call_stub_sc_2): New.
14704 (__mips16_call_stub_sc_6): New.
14705 (__mips16_call_stub_sc_9): New.
14706 (__mips16_call_stub_sc_10): New.
14707 (__mips16_call_stub_dc_0): New.
14708 (__mips16_call_stub_dc_1): New.
14709 (__mips16_call_stub_dc_5): New.
14710 (__mips16_call_stub_dc_2): New.
14711 (__mips16_call_stub_dc_6): New.
14712 (__mips16_call_stub_dc_9): New.
14713 (__mips16_call_stub_dc_10): New.
14715 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14716 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14717 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14719 2007-05-23 Ian Lance Taylor <iant@google.com>
14721 * doc/invoke.texi (Invoking GCC): Document that the order of the
14724 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14727 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14728 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14729 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14733 * config/score/score.c (score_print_operand): Make sure that only
14734 lower bits are used.
14736 2007-05-22 Ian Lance Taylor <iant@google.com>
14738 * tree-vrp.c (avoid_overflow_infinity): New static function,
14739 broken out of set_value_range_to_value.
14740 (set_value_range_to_value): Call avoid_overflow_infinity.
14741 (extract_range_from_assert): Likewise.
14743 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14745 PR middle-end/31095
14746 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14747 change the type before looking for a COMPOUND_EXPR.
14749 2007-05-22 Ian Lance Taylor <iant@google.com>
14751 * lower-subreg.c (decompose_multiword_subregs): If we change an
14752 insn, call remove_retval_note on it.
14754 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14756 * regs.h (end_hard_regno): New function.
14757 (END_HARD_REGNO, END_REGNO): New macros.
14758 (add_to_hard_reg_set): New function.
14759 (remove_from_hard_reg_set): Likewise.
14760 (in_hard_reg_set_p): Likewise.
14761 (overlaps_hard_reg_set_p): Likewise.
14762 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14763 (note_btr_set): Use END_HARD_REGNO.
14764 * caller-save.c (setup_save_areas): Use end_hard_regno.
14765 (mark_set_regs): Use END_HARD_REGNO.
14766 (add_stored_regs): Use end_hard_regno.
14767 (mark_referenced_regs): Use add_to_hard_reg_set.
14768 * combine.c (update_table_tick): Use END_REGNO.
14769 (record_value_for_reg): Likewise.
14770 (record_dead_and_set_regs): Likewise.
14771 (get_last_value_validate): Likewise.
14772 (use_crosses_set_p): Likewise.
14773 (reg_dead_at_p_1): Likewise.
14774 (reg_dead_at_p): Likewise.
14775 (mark_used_regs_combine): Use add_to_hard_reg_set.
14776 (move_deaths): Use END_HARD_REGNO.
14777 (reg_bitfield_target_p): Use end_hard_regno.
14778 (distribute_notes): Use END_HARD_REGNO.
14779 * cse.c (mention_regs): Use END_REGNO.
14780 (insert): Use add_to_hard_reg_set.
14781 (invalidate): Use END_HARD_REGNO.
14782 (invalidate_for_call): Likewise.
14783 (exp_equiv_p): Use END_REGNO.
14784 (cse_insn): Likewise.
14785 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14786 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14787 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14788 * function.c (keep_stack_depressed): Use end_hard_regno.
14789 * global.c (global_alloc): Use end_hard_regno.
14790 (global_conflicts): Use add_to_hard_reg_set instead of
14792 (find_reg): Likewise.
14793 (mark_reg_store): Likewise.
14794 (mark_reg_conflicts): Likewise.
14795 (mark_reg_death): Use remove_from_hard_reg_set.
14796 (mark_reg_live_nc): Delete.
14797 (set_preference): Use end_hard_regno.
14798 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14799 remove_from_hard_reg_set.
14800 (post_mark_life): Use add_to_hard_reg_set.
14801 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14802 (reg_becomes_live): Use add_to_hard_reg_set.
14803 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14804 (peep2_find_free_register): Use add_to_hard_reg_set.
14805 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14806 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14807 * regrename.c (note_sets): Use add_to_hard_reg_set.
14808 (clear_dead_regs): Use remove_from_hard_reg_set.
14809 (regrename_optimize): Use add_to_hard_reg_set.
14810 (find_oldest_value_reg): Use in_hard_reg_set_p.
14811 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14812 (hard_reg_set_here_p): Use end_hard_regno.
14813 (decompose): Likewise.
14814 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14815 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14816 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14817 (mark_home_live): Use end_hard_regno.
14818 (spill_hard_reg): Likewise.
14819 (clear_reload_reg_in_use): Likewise.
14820 * reorg.c (delete_prior_computation): Use END_REGNO.
14821 * resource.c (update_live_status): Use END_HARD_REGNO.
14822 (mark_referenced_resources): Use add_to_hard_reg_set.
14823 (mark_set_resources): Likewise.
14824 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14825 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14826 (reg_overlap_mentioned_p): Likewise.
14827 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14828 (covers_regno_no_parallel_p): Use END_REGNO.
14829 (find_regno_note): Likewise.
14830 (find_reg_fusage): Use END_HARD_REGNO.
14831 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14832 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14834 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14836 * mode-switching.c (reg_dies): Change type of second argument to
14838 (optimize_mode_switching): Update accordingly.
14840 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14842 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14844 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14845 (hard_reg_set_empty_p): ...these new functions.
14846 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14847 GO_IF_HARD_REG_SUBSET.
14848 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14849 instead of GO_IF_HARD_REG_EQUAL.
14850 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14851 instead of GO_IF_HARD_REG_EQUAL.
14852 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14853 GO_IF_HARD_REG_SUBSET.
14854 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14855 GO_IF_HARD_REG_EQUAL.
14856 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14857 of GO_IF_HARD_REG_SUBSET.
14858 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14859 instead of GO_IF_HARD_REG_EQUAL.
14860 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14861 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14862 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14863 of GO_IF_HARD_REG_SUBSET,
14864 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14865 GO_IF_HARD_REG_SUBSET.
14866 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14867 instead of GO_IF_HARD_REG_EQUAL.
14868 * config/sh/sh.c (push_regs, calc_live_regs): Use
14869 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14870 (hard_regs_intersect_p): Delete.
14872 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14874 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14876 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14877 Richard Henderson <rth@redhat.com>
14879 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14881 (x86_64-*-*): Likewise.
14883 * i386/i386-modes.def (V2QI): New.
14885 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14887 (override_options): Support SSE4.1.
14888 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14889 (IX86_BUILTIN_BLENDPS): Likewise.
14890 (IX86_BUILTIN_BLENDVPD): Likewise.
14891 (IX86_BUILTIN_BLENDVPS): Likewise.
14892 (IX86_BUILTIN_PBLENDVB128): Likewise.
14893 (IX86_BUILTIN_PBLENDW128): Likewise.
14894 (IX86_BUILTIN_DPPD): Likewise.
14895 (IX86_BUILTIN_DPPS): Likewise.
14896 (IX86_BUILTIN_INSERTPS128): Likewise.
14897 (IX86_BUILTIN_MOVNTDQA): Likewise.
14898 (IX86_BUILTIN_MPSADBW128): Likewise.
14899 (IX86_BUILTIN_PACKUSDW128): Likewise.
14900 (IX86_BUILTIN_PCMPEQQ): Likewise.
14901 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14902 (IX86_BUILTIN_PMAXSB128): Likewise.
14903 (IX86_BUILTIN_PMAXSD128): Likewise.
14904 (IX86_BUILTIN_PMAXUD128): Likewise.
14905 (IX86_BUILTIN_PMAXUW128): Likewise.
14906 (IX86_BUILTIN_PMINSB128): Likewise.
14907 (IX86_BUILTIN_PMINSD128): Likewise.
14908 (IX86_BUILTIN_PMINUD128): Likewise.
14909 (IX86_BUILTIN_PMINUW128): Likewise.
14910 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14911 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14912 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14913 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14914 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14915 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14916 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14917 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14918 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14919 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14920 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14921 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14922 (IX86_BUILTIN_PMULDQ128): Likewise.
14923 (IX86_BUILTIN_PMULLD128): Likewise.
14924 (IX86_BUILTIN_ROUNDPD): Likewise.
14925 (IX86_BUILTIN_ROUNDPS): Likewise.
14926 (IX86_BUILTIN_ROUNDSD): Likewise.
14927 (IX86_BUILTIN_ROUNDSS): Likewise.
14928 (IX86_BUILTIN_PTESTZ): Likewise.
14929 (IX86_BUILTIN_PTESTC): Likewise.
14930 (IX86_BUILTIN_PTESTNZC): Likewise.
14931 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14932 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14933 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14934 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14935 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14936 (bdesc_ptest): New.
14937 (bdesc_sse_3arg): Likewise.
14938 (bdesc_2arg): Likewise.
14939 (bdesc_1arg): Likewise.
14940 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14942 (ix86_expand_sse_4_operands_builtin): New.
14943 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14944 smaller than 8 bits as the 2nd arg.
14945 (ix86_expand_sse_ptest): New.
14946 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14947 (ix86_expand_vector_set): Support SSE4.1.
14948 (ix86_expand_vector_extract): Likewise.
14950 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14951 __SSE4_1__ for -msse4.1.
14953 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14954 (UNSPEC_INSERTPS): Likewise.
14955 (UNSPEC_DP): Likewise.
14956 (UNSPEC_MOVNTDQA): Likewise.
14957 (UNSPEC_MPSADBW): Likewise.
14958 (UNSPEC_PHMINPOSUW): Likewise.
14959 (UNSPEC_PTEST): Likewise.
14960 (UNSPEC_ROUNDP): Likewise.
14961 (UNSPEC_ROUNDS): Likewise.
14963 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14965 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14966 (const_pow2_1_to_32768_operand): Likewise.
14968 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14971 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14973 (sse4_1_insertps): Likewise.
14974 (*sse4_1_extractps): Likewise.
14975 (sse4_1_ptest): Likewise.
14976 (sse4_1_mulv2siv2di3): Likewise.
14977 (*sse4_1_mulv4si3): Likewise.
14978 (*sse4_1_smax<mode>3): Likewise.
14979 (*sse4_1_umax<mode>3): Likewise.
14980 (*sse4_1_smin<mode>3): Likewise.
14981 (*sse4_1_umin<mode>3): Likewise.
14982 (sse4_1_eqv2di3): Likewise.
14983 (*sse4_1_pinsrb): Likewise.
14984 (*sse4_1_pinsrd): Likewise.
14985 (*sse4_1_pinsrq): Likewise.
14986 (*sse4_1_pextrb): Likewise.
14987 (*sse4_1_pextrb_memory): Likewise.
14988 (*sse4_1_pextrw_memory): Likewise.
14989 (*sse4_1_pextrq): Likewise.
14990 (sse4_1_blendpd): Likewise.
14991 (sse4_1_blendps): Likewise.
14992 (sse4_1_blendvpd): Likewise.
14993 (sse4_1_blendvps): Likewise.
14994 (sse4_1_dppd): Likewise.
14995 (sse4_1_dpps): Likewise.
14996 (sse4_1_movntdqa): Likewise.
14997 (sse4_1_mpsadbw): Likewise.
14998 (sse4_1_packusdw): Likewise.
14999 (sse4_1_pblendvb): Likewise.
15000 (sse4_1_pblendw): Likewise.
15001 (sse4_1_phminposuw): Likewise.
15002 (sse4_1_extendv8qiv8hi2): Likewise.
15003 (*sse4_1_extendv8qiv8hi2): Likewise.
15004 (sse4_1_extendv4qiv4si2): Likewise.
15005 (*sse4_1_extendv4qiv4si2): Likewise.
15006 (sse4_1_extendv2qiv2di2): Likewise.
15007 (*sse4_1_extendv2qiv2di2): Likewise.
15008 (sse4_1_extendv4hiv4si2): Likewise.
15009 (*sse4_1_extendv4hiv4si2): Likewise.
15010 (sse4_1_extendv2hiv2di2): Likewise.
15011 (*sse4_1_extendv2hiv2di2): Likewise.
15012 (sse4_1_extendv2siv2di2): Likewise.
15013 (*sse4_1_extendv2siv2di2): Likewise.
15014 (sse4_1_zero_extendv8qiv8hi2): Likewise.
15015 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
15016 (sse4_1_zero_extendv4qiv4si2): Likewise.
15017 (*sse4_1_zero_extendv4qiv4si2): Likewise.
15018 (sse4_1_zero_extendv2qiv2di2): Likewise.
15019 (*sse4_1_zero_extendv2qiv2di2): Likewise.
15020 (sse4_1_zero_extendv4hiv4si2): Likewise.
15021 (*sse4_1_zero_extendv4hiv4si2): Likewise.
15022 (sse4_1_zero_extendv2hiv2di2): Likewise.
15023 (*sse4_1_zero_extendv2hiv2di2): Likewise.
15024 (sse4_1_zero_extendv2siv2di2): Likewise.
15025 (*sse4_1_zero_extendv2siv2di2): Likewise.
15026 (sse4_1_roundpd): Likewise.
15027 (sse4_1_roundps): Likewise.
15028 (sse4_1_roundsd): Likewise.
15029 (sse4_1_roundss): Likewise.
15030 (mulv4si3): Don't expand for SSE4.1.
15031 (smax<mode>3): Likewise.
15032 (umaxv4si3): Likewise.
15033 (uminv16qi3): Likewise.
15034 (umin<mode>3): Likewise.
15035 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
15037 * doc/extend.texi: Document SSE4.1 built-in functions.
15039 * doc/invoke.texi: Document -msse4.1.
15041 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
15043 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
15044 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
15045 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
15046 (ASM_SPEC): Add asm_pcrel_spec.
15047 (EXTRA_SPECS): Add asm_pcrel_spec.
15049 2007-05-21 David Daney <ddaney@avtrex.com>
15051 * doc/install.texi (Building a cross compiler): Add requirements
15052 for Java cross compiler.
15054 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15056 PR middle-end/31995
15057 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
15058 Add loopno argument. Use evolution_function_is_invariant_rec_p
15059 instead of evolution_function_is_constant_p.
15060 Update calls to evolution_function_is_affine_multivariate_p.
15061 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15062 Add loopno argument.
15063 * tree-scalar-evolution.c (gather_chrec_stats): Call
15064 evolution_function_is_affine_multivariate_p with a loop
15066 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15067 (analyze_overlapping_iterations): Likewise.
15068 (access_functions_are_affine_or_constant_p): Likewise.
15069 (build_classic_dist_vector_1): If the access functions
15070 are equal, don't do anything.
15072 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15073 Paolo Carlini <pcarlini@suse.de>
15074 Uros Bizjak <ubizjak@gmail.com>
15076 * c-cppbuiltin.c (c_cpp_builtins): Define
15077 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15078 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15079 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15080 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15082 2007-05-21 Mike Stump <mrs@apple.com>
15084 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15086 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15088 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15090 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15091 implementation if __OPTIMIZE__ is not defined.
15092 (_mm_alignr_pi8): Ditto.
15093 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15094 (_mm_inserti_si64): Ditto.
15095 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15096 (_mm_slli_epi16): Ditto.
15097 (_mm_slli_epi32): Ditto.
15098 (_mm_slli_epi64): Ditto.
15099 (_mm_srai_epi16): Ditto.
15100 (_mm_srai_epi32): Ditto.
15101 (_mm_srli_si128): Ditto.
15102 (_mm_slli_si128): Ditto.
15103 (_mm_srli_epi16): Ditto.
15104 (_mm_srli_epi32): Ditto.
15105 (_mm_srli_epi64): Ditto.
15106 (_mm_extract_epi16): Ditto.
15107 (_mm_insert_epi16): Ditto.
15108 (_mm_shufflehi_epi16): Ditto.
15109 (_mm_shufflelo_epi16): Ditto.
15110 (_mm_shuffle_epi32): Ditto.
15111 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15112 (_m_pextrw): Ditto.
15113 (_mm_insert_pi16): Ditto.
15114 (_m_pinsrw): Ditto.
15115 (_mm_shuffle_pi16): Ditto.
15116 (_m_pshufw): Ditto.
15117 (_mm_shufle_ps): Ditto.
15118 (_mm_prefetch): Ditto.
15120 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15122 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15123 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15124 * real.c (encode_i370_single, decode_i370_single,
15125 encode_i370_double, decode_i370_double): Functions removed.
15126 (i370_single_format, i370_double_format): Initializations removed.
15127 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15128 Consider the log2_b field to always be one.
15129 (ieee_single_format, mips_single_format, coldfire_single_format,
15130 ieee_double_format, mips_double_format, coldfire_double_format,
15131 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15132 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15133 ibm_extended_format, mips_extended_format, ieee_quad_format,
15134 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15135 decimal_single_format, decimal_double_format, decimal_quad_format,
15136 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15137 initialization of log2_b.
15138 * real.h (i370_single_format, i370_double_format): Declarations
15140 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15141 field to always be one.
15143 2007-05-21 Andreas Schwab <schwab@suse.de>
15145 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15146 NOTE_INSN_BASIC_BLOCK_P.
15147 (process_for_unwind_directive): Likewise.
15149 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15151 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15152 * function.h (struct function): Move va_list_gpr_size,
15153 va_list_fpr_size, function_frequency to front of bitfields. Add
15155 (current_function_calls_unwind_init): New.
15156 * except.c (expand_builtin_unwind_init): Set
15157 current_function_calls_unwind_init not
15158 current_function_has_nonlocal_label.
15159 * reload1.c (has_nonexceptional_receiver): New.
15160 (reload): Use it and current_function_calls_unwind_init to
15161 determine whether call-saved regs must be saved.
15163 2007-05-20 Jan Hubicka <jh@suse.cz>
15165 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15166 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15167 * ddg.c (create_ddg): LIkewise.
15168 * final.c (final): Remove hunk moving line number notes around since
15169 they are no longer present at this stage.
15170 (final_scan_insn): Use NOTE_KIND instead of
15171 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15172 (output_asm_label): Likewise.
15173 * reorg.c (dbr_schedule): Likewise.
15174 * haifa-sched.c (unlink_other_notes): Likewise.
15175 * mode-switching.c (optimize_mode_switching): Likewise.
15176 * graph.c (start_bb): Likewise.
15177 * rtl.def (NOTE): Update description.
15178 * jump.c (squeeze_notes): Delete.
15179 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15180 NOTE_INSN_BASIC_BLOCK_P when possible.
15181 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15182 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15183 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15184 (dwarf2out_var_location): Likewise.
15185 * cfgbuild.c (make_edges): Likewise.
15186 (find_basic_blocks_1): Likewise.
15187 * function.c (reorder_blocks_1): Likewise.
15188 (epilogue_done): Likewise.
15189 (reposition_prologue_and_epilogue_notes): Likewise.
15190 * print-rtl.c (print_rtx): Likewise; drop code for printing
15192 (print_rtl): Likewise.
15193 (print_rtl_single): Likewise.
15194 * gcse.c (insert_insn_start_bb): Likewise.
15195 * alias.c (init_alias_analysis): Likewise.
15196 * calls.c (fixup_tail_calls): Likewise.
15197 * except.c (sjlj_emit_function_enter): Likewise.
15198 * emit-rtl.c (add_insn_after): Likeiwse.
15199 (emit_label_before): Likewise.
15200 (emit_label_after): Likewise.
15201 (emit_note_before, emit_note_after, emit_note): Update
15202 parameter to be enum insn_note; do not deal with source
15204 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15205 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15207 (merge_blocks_move_successor_nojumps): Simplify now when
15208 we don't have BLOCK notes.
15209 (try_optimize_cfg): Likewise.
15210 * cfglayout.c (skip_insns_after_block): Likewise.
15211 (record_effective_endpoints): Likewise.
15212 (duplicate_insn_chain): Likewise.
15213 * varasm.c (output_constant_pool_1): Likewise.
15214 * sched-deps.c (sched_analyze): Likewise.
15215 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15217 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15218 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15219 (SET_INSN_DELETED): Simplify.
15220 (NOTE_LINE_NUMBER): Exterminate.
15221 (NOTE_LINE_KIND): New.
15222 (NOTE_INSN_BASIC_BLOCK_P): Update.
15223 (enum insn_note): Simplify.
15224 (GET_NOTE_INSN_NAME) Simplify.
15225 (emit_note_before, emit_note_after, emit_note): Update prototype.
15226 (squeeze_notes): Remove.
15227 * sched-int.h (NOTE_NOT_BB_P): Update.
15228 * resource.c (mark_target_live_regs): Update.
15229 * sched-rgn.c (debug_dependencies): Update.
15230 * sched-vis.c (print_insn): Update.
15231 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15232 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15233 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15234 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15235 (split_branches): Update.
15236 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15238 (sh_adjust_unroll_max): Exterminate.
15239 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15240 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15241 (m68hc11_reorg): Likewise.
15242 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15243 (emit_predicate_relation_info): Update.
15244 (process_for_unwind_directive): Update.
15245 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15246 (output_call): Update.
15247 * config/pa/pa.c (output_lbranch): Update.
15248 (output_millicode_call): Update.
15249 (output_call): Update.
15250 (pa_combine_instructions): Update.
15251 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15252 * config/bfin/bfin.c (gen_one_bundle): Update.
15253 * cfgrtl.c (can_delete_note_p): Update.
15254 (delete_insn): Update.
15255 (rtl_merge_blocks): Update.
15256 (commit_one_edge_insertion): Update.
15257 (rtl_verify_flow_info): Update.
15258 * stmt.c (expand_case): Do not call squeeze_notes.
15260 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15267 * c.opt (Wtype-limits): New.
15268 * doc/invoke.texi (Wtype-limits): Document it.
15269 (Wextra): Enabled by -Wextra.
15270 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15271 * c-common.c (shorten_compare): Warn with Wtype-limits.
15273 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15275 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15276 inlined function, not as a macro.
15277 (_mm_alignr_pi8): Ditto.
15278 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15279 (_mm_inserti_si64): Ditto.
15280 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15281 (_mm_extract_epi16): Ditto.
15282 (_mm_insert_epi16): Ditto.
15283 (_mm_shufflehi_epi16): Ditto.
15284 (_mm_shufflelo_epi16): Ditto.
15285 (_mm_shuffle_epi32): Ditto.
15286 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15287 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15289 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15291 (_m_to_float): Use C89 compatible assignment.
15293 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15296 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15298 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15301 * doc/invoke.texi (Wreturn-type): Complete description.
15302 (Wextra): Delete item about return-type warning.
15303 * c-decl.c: Delete redundant Wextra warning.
15305 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15308 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15309 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15310 inlined function, not as a macro.
15311 (_mm_prefetch): Ditto.
15312 (_m_pextrw): Ditto.
15313 (_mm_insert_pi16): Ditto.
15314 (_m_pinsrw): Ditto.
15315 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15316 (_m_pshufw): Ditto. Add const to __N argument.
15317 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15318 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15319 (_mm_slli_epi32): Ditto.
15320 (_mm_srli_si128): Implement as always inlined function, not as a
15321 macro. Add __inline to function declaration.
15322 (_mm_slli_si128): Ditto.
15324 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15326 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15327 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15329 (struct fenv): New structure.
15330 (FP_HANDLE_EXCEPTIONS): New define.
15331 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15332 (_FP_DECL_EXP): New define.
15333 (FP_INIT_ROUNDMODE): New define.
15334 (FP_ROUNDMODE): New define.
15336 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15338 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15339 (Wconversion): Update description.
15340 (Wconversion-sign): New.
15341 * c.opt (Wconversion-sign): New.
15342 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15343 means disabled for C++. Otherwise, take the status of Wconversion.
15344 * c-common.c (conversion_warning): Warn with either Wconversion or
15346 (warnings_for_convert_and_check): Conditions are already checked by
15347 conversion_warning.
15348 (convert_and_check): Don't check warnings if the conversion failed.
15350 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15351 Anatoly Sokolov <aesok@dol.ru>
15353 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15354 avr_epilogue_uses) : Add declaration.
15355 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15356 * config/avr/constraints.md (R): New constraint.
15357 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15358 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15359 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15360 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15361 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15362 call_prologue_saves, epilogue_restores, return_from_epilogue,
15363 return_from_main_epilogue, return_from_interrupt_epilogue,
15364 return_from_naked_epilogue, prologue, epilogue): New patterns.
15365 (jump): Handle symbol reference.
15366 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15367 avr_output_function_prologue, avr_output_function_epilogue): Remove
15369 (avr_init_machine_status, expand_prologue, expand_epilogue,
15370 avr_asm_function_end_prologue, avr_epilogue_uses,
15371 avr_asm_function_begin_epilogue): New functions.
15372 (prologue_size, epilogue_size, jump_tables_size): Remove global
15374 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15375 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15376 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15377 (avr_override_options): Initialise init_machine_status.
15378 (output_movhi): Handle all stack pointer loads.
15379 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15380 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15381 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15382 (EPILOGUE_USES) Redefine.
15383 (machine_function) Declare.
15385 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15387 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15388 Use a single return statement.
15390 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15392 PR middle-end/30250
15393 * builtins.c (do_mpfr_lgamma_r): New.
15394 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15395 * tree.h (CASE_FLT_FN_REENT): New.
15397 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15399 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15400 (output_die): Use 'unsigned long' with %x.
15401 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15402 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15403 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15405 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15407 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15412 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15413 true if function has no argument.
15415 2007-05-18 DJ Delorie <dj@redhat.com>
15417 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15418 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15420 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15422 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15423 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15424 count_trailing_zeros.
15425 (__i386__): Implement count_leading_zeros using __builtin_clz().
15426 Implement count_trailing_zeros usign __builtin_ctz().
15428 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15430 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15432 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15434 PR middle-end/31344
15435 * expr.c (emit_move_change_mode): Change mode of push operands here.
15437 2007-05-17 Ian Lance Taylor <iant@google.com>
15439 PR tree-optimization/31953
15440 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15441 Change all callers.
15442 (set_value_range_to_null): Call set_value_range_to_value.
15443 (extract_range_from_comparison): Likewise.
15445 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15447 * toplev.c (print_version): Output GMP/MPFR version info.
15449 * builtins.c (CASE_MATHFN_REENT): New macro.
15450 (mathfn_built_in): Use it.
15451 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15452 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15453 BUILT_IN_LGAMMAL_R): New.
15454 * doc/extend.texi: Document new builtins.
15456 PR middle-end/31796
15457 * builtins.c (do_mpfr_remquo): New.
15458 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15459 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15461 PR middle-end/30251
15462 * builtins.c (fold_builtin_1): Handle y0, y1.
15463 (fold_builtin_2): Handle yn.
15465 PR middle-end/30251
15466 * builtins.c (do_mpfr_bessel_n): New.
15467 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15468 (fold_builtin_2): Handle BUILT_IN_JN.
15470 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15473 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15474 TYPE_PRECISION (intmax_type_node).
15476 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15479 * reload.c (subst_reloads): Remove checking.
15481 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15483 PR rtl-optimization/31691
15484 * combine.c (simplify_set): Build a new src pattern instead of
15485 substituting its operands in the COMPARE case.
15487 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15489 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15490 (execute_vrp): Preserve loops through jump threading.
15491 * tree-ssa-threadupdate.c (thread_single_edge,
15492 dbds_continue_enumeration_p, determine_bb_domination_status,
15493 thread_through_loop_header): New functions.
15494 (create_edge_and_update_destination_phis,
15495 create_edge_and_update_destination_phis): Set loops for the new blocks.
15496 (prune_undesirable_thread_requests): Removed.
15497 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15499 (thread_block): Do not call prune_undesirable_thread_requests.
15501 (mark_threaded_blocks): Select edges to thread here.
15502 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15503 Thread edges through loop headers independently.
15504 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15505 * tree-pass.h (TODO_mark_first_instance): New.
15506 (first_pass_instance): Declare.
15507 * cfghooks.c (duplicate_block): Put the block to the original loop
15508 if copy is not specified.
15509 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15510 jump threading. Pass may_peel_loop_headers to
15511 thread_through_all_blocks according to first_pass_instance.
15512 * cfgloop.h (create_preheader): Declare.
15513 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15514 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15515 * passes.c (first_pass_instance): New variable.
15516 (next_pass_1): Set TODO_mark_first_instance.
15517 (execute_todo): Set first_pass_instance.
15519 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15521 PR tree-optimization/24659
15522 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15523 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15524 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15525 OTI_vec_pack_ufix_trunc.
15526 (vec_unpacks_float_hi_optab): Define new macro.
15527 (vec_unpacks_float_lo_optab): Ditto.
15528 (vec_unpacku_float_hi_optab): Ditto.
15529 (vec_unpacku_float_lo_optab): Ditto.
15530 (vec_pack_sfix_trunc_optab): Ditto.
15531 (vec_pack_ufix_trunc_optab): Ditto.
15532 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15533 and vec_pack_[s|u]fix_trunc_optab using
15534 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15535 * tree-vectorizer.c (supportable_widening_operation): Handle
15536 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15537 (supportable_narrowing_operation): New function.
15538 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15539 * tree-vect-transform.c (vectorizable_conversion): Handle
15540 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15541 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15542 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15543 to check for target support.
15544 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15545 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15546 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15547 for VEC_PACK_FIX_TRUNC_EXPR.
15548 (expand_binop): Special case mode of the result for
15549 vec_pack_[u|s]fix_trunc_optab.
15550 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15551 vec_pack_[u|s]fix_trunc_optab.
15553 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15554 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15555 * tree-pretty-print.c (dump_generic_node): Handle
15556 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15557 VEC_PACK_FIX_TRUNC_EXPR.
15559 * expr.c (expand_expr_real_1): Ditto.
15560 * tree-inline.c (estimate_num_insns_1): Ditto.
15561 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15563 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15564 (vec_unpacks_float_lo_v8hi): Ditto.
15565 (vec_unpacku_float_hi_v8hi): Ditto.
15566 (vec_unpacku_float_lo_v8hi): Ditto.
15567 (vec_unpacks_float_hi_v4si): Ditto.
15568 (vec_unpacks_float_lo_v4si): Ditto.
15569 (vec_pack_sfix_trunc_v2df): Ditto.
15571 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15573 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15574 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15575 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15576 [vec_pack_ufix_trunc]: Ditto.
15577 [vec_unpacks_float_hi]: Ditto.
15578 [vec_unpacks_float_lo]: Ditto.
15579 [vec_unpacku_float_hi]: Ditto.
15580 [vec_unpacku_float_lo]: Ditto.
15582 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15584 * soft-fp/README: Update for new files.
15585 * soft-fp/floattisf.c: New file.
15586 * soft-fp/floattidf.c: New file.
15587 * soft-fp/floattitf.c: New file.
15588 * soft-fp/floatuntisf.c: New file.
15589 * soft-fp/floatuntidf.c: New file.
15590 * soft-fp/floatuntitf.c: New file.
15591 * soft-fp/fixsfti.c: New file.
15592 * soft-fp/fixdfti.c: New file.
15593 * soft-fp/fixtfti.c: New file.
15594 * soft-fp/fixunssfti.c: New file.
15595 * soft-fp/fixunsdfti.c: New file.
15596 * soft-fp/fixunstfti.c: New file.
15597 * soft-fp/extendxftf.c: New file.
15598 * soft-fp/trunctfxf.c: New file.
15600 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15601 (__trunctfxf2): Ditto.
15603 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15604 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15605 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15606 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15607 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15608 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15610 * config/i386/t-fprules-softfp64: New file.
15611 * config/i386/sfp-machine.h: New file.
15612 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15613 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15614 and soft-fp/t-softfp to tmake_file.
15615 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15616 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15618 * config/i386/t-linux64 (softfp_wrap_start): New.
15619 (softfp_wrap_end): New.
15620 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15621 supported for TARGET_64BIT.
15623 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15625 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15626 c_common_unsigned_type behavior.
15628 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15630 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15633 2007-05-16 Eric Christopher <echristo@apple.com>
15635 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15636 saving after stack push. Set sp_offset whenever we push.
15637 (rs6000_emit_epilogue): Move altivec register restore before
15640 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15642 * configure.ac: Allow sysroots to be relocated under $prefix as
15643 well as $exec_prefix.
15644 * configure: Regenerate.
15646 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15650 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15652 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15653 (gcc_tooldir): Likewise.
15654 * configure: Regenerate.
15655 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15656 old configure.ac gcc_tooldir setting.
15657 (prefix_to_exec_prefix): New variable.
15658 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15659 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15661 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15663 * c-typeck.c (build_binary_op): Return early for error.
15665 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15667 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15668 struct nb_iter_bound.
15669 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15670 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15671 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15672 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15673 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15674 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15675 (del_scev_info): Use ggc_free.
15676 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15677 * loop-init.c: Include ggc.h.
15678 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15679 (loop_optimizer_finalize): Use ggc_free.
15680 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15681 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15682 pass_iv_optimize): Add TODO_ggc_collect.
15683 * function.h (struct function): Remove skip marker from
15685 * cfgloop.c: Include ggc.h.
15686 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15688 (establish_preds): Vector superloops is gc allocated.
15689 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15691 (flow_loops_find): Vector larray is gc allocated.
15692 (loop_exit_free): Use ggc_free.
15693 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15694 that head of exits list is now not a part of struct loop.
15695 (record_loop_exits): Allocate exits table in gc memory.
15696 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15697 that head of exits list is now not a part of struct loop.
15698 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15699 struct loop_exit): Add GTY marker.
15700 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15701 Add skip marker to aux field. Make head of exits list a separate
15703 (struct loops): Add GTY marker. Make larray vector gc allocated.
15704 Add param marker to exits table.
15705 (get_loops): Type changed.
15706 * Makefile.in (tree-scalar-evolution.o): Add
15707 gt-tree-scalar-evolution.h dependency.
15708 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15709 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15710 * basic-block.h (struct basic_block_def): Remove skip marker from
15713 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15715 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15716 of 0 in the call to expand_expr().
15717 (expand_builtin_mathfn_3): Ditto.
15718 (expand_builtin_interclass_mathfn): Ditto.
15719 (expand_builtin_cexpi): Ditto.
15720 (expand_builtin_int_roundingfn): Ditto.
15721 (expand_builtin_int_roundingfn_2): Ditto.
15722 (expand_builtin_pow): Ditto.
15723 (expand_builtin_powi): Ditto.
15724 (expand_builtin_bswap): Ditto.
15725 (expand_builtin_unop): Ditto.
15726 (expand_builtin_fabs): Ditto.
15727 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15728 the call to expand_expr().
15729 (expand_builtin_sync_operation): Ditto.
15730 (expand_builtin_compare_and_swap): Ditto.
15731 (expand_builtin_lock_test_and_set): Ditto.
15732 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15733 instead of 0 in the call to expand_expr().
15734 (expand_builtin_extract_return_addr): Ditto.
15735 (expand_builtin_eh_return): Ditto.
15736 (expand_eh_return): Ditto.
15737 * explow.c (expr_size): Ditto.
15738 * expr.c (optimize_bitfield_assignment_op): Ditto.
15739 (expand_assignement): Ditto.
15740 (store_expr): Ditto.
15741 (store_field): Ditto.
15742 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15743 the call to expand_expr().
15744 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15745 in the call to expand_expr().
15746 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15747 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15748 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15750 * optabs.c (expand_vec_shift_expr): Ditto.
15751 (expand_vec_cond_expr): Ditto.
15752 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15753 call to expand_expr().
15754 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15755 in the call to expand_expr().
15757 2007-05-14 Dave Korn <dave.korn@artimi.com>
15759 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15761 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15763 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15764 instead of c_common_unsigned_type.
15765 (c_common_unsigned_type): Remove.
15766 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15767 c_common_unsigned_type.
15768 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15769 c_common_unsigned_type.
15770 * c-common.h (c_common_unsigned_type): Remove.
15771 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15772 c_common_unsigned_type.
15773 * c-format.c (check_format_types): Use unsigned_type_for instead of
15774 c_common_unsigned_type.
15775 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15776 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15777 of c_common_unsigned_type.
15778 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15779 lang_hooks.types.unsigned_type.
15780 * expmed.c (make_tree): Use unsigned_type_for instead of
15781 lang_hooks.types.unsigned_type.
15782 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15783 lang_hooks.types.unsigned_type.
15784 (build_range_check): Likewise.
15785 (fold_unary): Likewise.
15786 (fold_binary): Likewise.
15787 (fold_ternary): Likewise.
15788 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15789 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15790 * tree.c (get_unsigned_type): New.
15791 (unsigned_type_for): Use get_unsigned_type instead of
15792 lang_hooks.types.unsigned_type.
15794 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15796 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15797 to m68k_get_function_kind. Update its prototype.
15798 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15800 (m68k_interrupt_function_p): Return enum m68k_function_type
15801 instead of bool. Rename to m68k_get_function_kind.
15802 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15803 target is not fido.
15804 (m68k_compute_frame_layout): Don't mark any register for save
15805 if an interrupt_thread attribute is specified.
15806 (m68k_hard_regno_rename_ok): Update a use of
15807 m68k_interrupt_function_p.
15808 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15809 m68k_interrupt_function_p.
15810 (m68k_function_type): New.
15811 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15812 for a function with an interrupt_thread attribute.
15813 * doc/extend.texi: Document the interrupt_thread attribute.
15815 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15817 Fix PR tree-optimization/31911
15818 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15819 if they didn't change the expression.
15821 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15823 * tree-scalar-evolution.c (resolve_mixers): Exported.
15824 * tree-scalar-evolution.h (resolve_mixers): Declare.
15825 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15826 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15827 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15828 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15829 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15830 strip_conversion, analyze_offset_expr, address_analysis,
15831 object_analysis, analyze_offset): Removed.
15832 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15833 split_constant_offset, canonicalize_base_object_address,
15834 object_address_invariant_in_loop_p, disjoint_objects_p,
15835 dr_may_alias_p, dr_address_invariant_p): New functions.
15836 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15837 and dr_analyze_alias.
15838 (initialize_data_dependence_relation): Use dr_may_alias_p
15839 and object_address_invariant_in_loop_p.
15840 (compute_self_dependence): Handle the case when
15841 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15842 (find_data_references_in_stmt): Restrict the analysis of data
15843 references to the given loop nest.
15844 (find_data_references_in_loop): Made static. Pass loop nest to
15845 find_data_references_in_stmt.
15846 (compute_data_dependences_for_loop): Use DR_VOPS.
15847 (free_data_ref): Free DR_VOPS.
15848 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15849 (struct innermost_loop_behavior): ... new.
15850 (struct base_object_info): Replaced by ...
15851 (struct indices): ... new.
15852 (struct dr_alias): New.
15853 (enum data_ref_type): Removed.
15854 (struct data_reference): Consist of struct innermost_loop_behavior,
15855 struct indices and struct dr_alias.
15856 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15857 (DR_MEMTAG): Renamed to ...
15858 (DR_SYMBOL_TAG): ... this.
15859 (find_data_references_in_loop): Declaration removed.
15860 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15861 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15862 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15863 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15865 2007-05-13 Revital Eres <eres@il.ibm.com>
15867 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15868 which walks virtual def-use chains to find redundant stores.
15869 (dse_optimize_stmt): Call it.
15871 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15873 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15874 * passes.c (init_optimization_passes): Move pass_jump_bypass
15877 * basic-block.h (bb_has_eh_pred): Fix style issue.
15879 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15881 PR rtl-optimization/31848
15882 * loop-invariant.c (move_invariant_reg): If we move an insn
15883 with a REG_EQUAL note, and that insn is not always executed,
15884 remove the REG_EQUAL note.
15886 2007-05-12 Richard Guenther <rguenther@suse.de>
15888 PR tree-optimization/31797
15889 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15890 propagate into a stmt that has volatile ops.
15892 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15894 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15895 (gcc_tooldir): Likewise.
15896 * configure: Regenerate.
15897 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15898 old configure.ac gcc_tooldir setting.
15899 (prefix_to_exec_prefix): New variable.
15900 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15901 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15903 2007-05-11 Silvius Rus <rus@google.com>
15905 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15906 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15907 * c-common.h (strict_aliasing_warning): Change return type.
15908 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15909 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15910 (build_c_cast): Condition call to strict_aliasing_warning.
15911 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15912 * flags.h (set_Wstrict_aliasing): Declare.
15913 * opts.c (set_Wstrict_alising): Define, add call to.
15914 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15915 * tree-ssa-alias-warnings.c: New file.
15916 * tree-ssa-alias.c (compute_may_aliases): Add call to
15917 strict_aliasing_warning_backend.
15919 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15921 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15922 Use loop_depth and loop_outer accessor functions.
15923 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15924 determine_invariantness_stmt, move_computations_stmt): Ditto.
15925 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15926 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15927 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15928 * tree-scalar-evolution.c (interpret_loop_phi,
15929 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15930 instantiate_parameters_1, scev_const_prop): Ditto.
15931 * cfghooks.c (make_forwarder_block): Ditto.
15932 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15933 * modulo-sched.c (loop_canon_p): Ditto.
15934 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15935 slpeel_can_duplicate_loop_p): Ditto.
15936 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15937 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15938 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15939 cancel_loop, verify_loop_structure): Ditto.
15940 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15941 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15942 superloops vector instead of "pred" array.
15943 (establish_preds): Take father loop as an argument. Initialize the
15945 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15946 Do not initialize loop->outer.
15947 (flow_loop_tree_node_remove): Truncate the superloops vector.
15948 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15949 "pred" merged to "superloops" vector.
15950 (loop_depth, loop_outer): New.
15951 (fel_init): Use loop_outer.
15953 2007-05-11 Jan Hubicka <jh@suse.cz>
15955 * cgraphunit.c: Include gt-cgraphunit.h
15956 (static_ctors, static_dtors): New static vars.
15957 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15958 based on implementation in c-common.c
15959 (cgraph_finalize_function): Call record_cdtor_fn.
15960 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15961 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15962 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15963 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15964 build_cdtor, c_build_cdtor_fns): Remove.
15965 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15966 c_build_cdtor_fns): Remove prototype.
15968 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15971 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15972 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15973 * builtins.c (fold_builtin_memchr): New.
15974 (expand_builtin_memchr): Call the latter.
15975 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15976 * doc/extend.texi ([Other built-in functions provided by GCC]):
15979 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15981 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15982 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15983 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15984 PFPO_OP1_TYPE_SHIFT): Constants added.
15985 (DFP_ALL): Mode macro defined.
15986 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15987 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15988 Insn definitions added.
15989 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15990 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15993 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15995 PR tree-optimization/31885
15996 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15997 NULL_TREE to be undetermined.
15998 (automatically_generated_chrec_p): Return false for NULL.
16000 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16002 * config/bfin/bfin.h (MOVE_RATIO): Define.
16004 2007-05-10 Richard Sandiford <richard@codesourcery.com>
16006 * config.gcc (sparc-wrs-vxworks): New target.
16007 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
16008 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
16009 * config/sparc/sparc.h: Include vxworks-dummy.h.
16010 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
16011 include LABEL_REFs too.
16012 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
16013 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
16015 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
16017 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
16018 (sparc_emit_call_insn): New function.
16019 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
16020 functions when generating VxWorks PIC.
16021 * config/sparc/sparc.md (vxworks_load_got): New pattern.
16022 (call, call_value): Use sparc_emit_call_insn instead of
16025 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16027 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
16029 2007-05-09 Bob Wilson <bob.wilson@acm.org>
16031 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
16032 for floating-point values if HOST_BITS_PER_LONG > 32. Use
16033 split_double instead of operand_subword.
16035 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
16037 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
16038 * config/bfin/bfin.c (bfin_local_alignment): New function.
16039 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
16041 2007-05-08 Chao-ying Fu <fu@mips.com>
16043 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
16044 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
16045 (smsub_widen_optab, umsub_widen_optab): Define.
16046 * optabs.c (init_optabs): Initialize smsub_widen_optab and
16048 * genopinit.c (optabs): Fill in smsub_widen_optab and
16050 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
16051 and umsub_widen_optab to implement multiply-subtract sequences.
16052 * config/mips/mips.md (*msac<u>_di): Rename to...
16053 (<u>msubsidi4): ...this. Extend condition to include
16054 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16055 of operand 0 to "ka" and use the three-operand form of msub<u>
16057 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
16060 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16062 PR rtl-optimization/28011
16063 * reload.c (push_reload): Set dont_share if IN appears in OUT
16064 also when IN is a PLUS rtx.
16065 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16068 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16070 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16071 call unshare_all_decls.
16072 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16073 (unshare_all_decls): Remove.
16075 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16078 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16081 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16082 Nigel Stephens <nigel@mips.com>
16084 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16085 Update comments and all uses.
16086 (MIN_FPRS_PER_FMT): Define.
16087 * config/mips/mips.c (function_arg): Fix to correctly handle
16088 the -mips32r2 -mfp64 -mabi=32 case.
16089 (override_options): Enable use of odd-numbered registers for
16090 SFmode values on MIPS32.
16091 (mips_save_reg_p): Save whole floating-point register pair if
16092 either half is used.
16093 (compute_frame_size): Fix comment.
16095 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16097 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16098 argument of type bool.
16099 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16100 argument. Safely select temporary P register according to it.
16101 (do_link): Change call site of add_to_reg accordingly.
16102 (do_unlink): Add epilogue_p as a fourth argument and pass it
16104 (expand_interrupt_handler_epilogue): Change call of do_unlink
16106 (bfin_expand_prologue): Add a third argument sibcall_p.
16107 * config/bfin/bfin.md (epilogue): Change call of
16108 bfin_expand_epilogue accordingly.
16109 (sibcall_epilogue): Likewise.
16110 (eh_return_internal): Likewise.
16112 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16113 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16114 * config/bfin/bfin.c (bfin_handle_option): Handle
16115 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16116 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16117 Support bf534, bf536 and bf561.
16118 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16120 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16123 * config/i386/i386.c (ix86_function_regparm): Process local
16124 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16126 2007-05-07 Mike Stump <mrs@apple.com>
16128 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16129 also checks for and while statements in C++.
16131 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16133 * gcc.c (at_file_supplied): New variable.
16134 (main): Set it if we expanded argv.
16135 (do_spec_1): Pass an @-file to the linker if we were called with
16136 an @-file argument and HAVE_GNU_LD.
16137 * collect2.c (at_file_supplied): New variable.
16138 (response_file): New variable.
16139 (collect_exit): Unlink response_file if necessary.
16140 (handler): Likewise.
16141 (do_wait): Likewise.
16142 (main): Set at_file_supplied if we expanded argv.
16143 (collect_execute): Pass an @-file to subprocesses if we were called
16144 with an @-file argument.
16145 * configure.ac: Add define for HAVE_GNU_LD.
16146 * configure: Regenerate.
16147 * config.in: Regenerate.
16149 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16151 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16152 operand to HI mode.
16157 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16159 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16160 (TARGET_ENCODE_SECTION_INFO): Re-define.
16161 (m32c_encode_section_info): New
16162 (function_vector_handler): New
16163 (current_function_special_page_vector): New
16164 (m32c_special_page_vector_p): New.
16165 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16167 * config/m32c/jump.md: Added instruction JSRS for functions
16168 with attribute "function_vector".
16169 * doc/extend.texi (function_vector): Added description
16170 for M16C, M32C targets.
16172 2007-05-07 DJ Delorie <dj@redhat.com>
16175 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16176 ashrpsi3, lshrpsi3): Update shift count constraint.
16178 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16179 Nathan Froyd <froydnj@codesourcery.com>
16182 * c-incpath.c (add_path): Strip trailing path separators.
16184 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16187 Free dominance info before purging EH edges.
16188 (eliminate_degenerate_phis): Likewise.
16189 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16191 2007-05-07 Jan Hubicka <jh@suse.cz>
16193 * gimplify.c (gimplify_expr): Do not crash when folding
16194 (void *)(int)&a + 4.
16196 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16199 * c-opts.c (lang_fortran): Make it non static.
16200 * c-common.h (lang_fortran): New prototype.
16201 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16202 -lang-fortran option was passed by the driver.
16204 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16206 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16207 of ASSERT_CHECKING. Tweak message.
16209 2007-05-06 Revital Eres <eres@il.ibm.com>
16212 * loop-unroll.c (insert_var_expansion_initialization):
16213 Initialize the expansions with -zero instead of +zero.
16215 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16217 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16218 into pic and non-pic versions. Mark r19 as used for
16219 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16220 for tgd_load, tld_load and tie_load .
16221 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16222 version of tgd_load, tld_load and tie_load depending on the
16225 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16226 Jakub Jelinek <jakub@redhat.com>
16228 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16229 (__do_global_dtors_aux): Use more paranoid loop to run
16230 destructors if HIDDEN_DTOR_LIST_END.
16231 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16233 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16235 * varasm.c (align_variable): Don't increase alignment for
16236 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16237 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16239 2007-05-04 Josh Conner <jconner@apple.com>
16241 * basic-block.h (cdi_direction): Assign values to all enumeration
16243 (dom_computed): Remove.
16244 (dom_info_state): New.
16245 (set_dom_info_availability): New.
16246 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16247 walk_data.dom_direction.
16248 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16249 instead of dom_computed[].
16250 (split_edge): Likewise.
16251 (create_basic_block): Likewise.
16252 (merge_blocks): Likewise.
16253 * ifcvt.c (find_if_header): Likewise.
16254 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16255 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16256 * tree-ssa.c (verify_ssa): Likewise.
16257 * tree-cfg.c (tree_verify_flow_info): Likewise.
16258 (remove_edge_and_dominated_blocks): Likewise.
16259 * dominance.c (dom_computed): Make static.
16260 (calc_dfs_tree_nonrec): Change third param to a bool.
16261 (calc_dfs_tree): Change second param to a bool.
16262 (calc_idioms): Change second param to a bool. Use
16263 dom_convert_dir_to_idx.
16264 (init_dom_info): Validate dir before using.
16265 (dom_convert_dir_to_idx): New.
16266 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16267 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16268 (free_dominance_info): Use dom_convert_dir_to_idx.
16269 (get_immediate_dominator): Likewise.
16270 (set_immediate_dominator): Likewise.
16271 (get_dominated_by): Likewise.
16272 (redirect_immediate_dominators): Likewise.
16273 (nearest_common_denominator): Likewise.
16274 (dominated_by_p): Likewise.
16275 (bb_dom_dfs_in): Likewise.
16276 (bb_dom_dfs_out): Likewise.
16277 (recount_dominator): Likewise.
16278 (iterate_fix_dominators): Likewise.
16279 (add_to_dominance_info): Likewise.
16280 (delete_from_dominance_info): Likewise.
16281 (first_dom_son): Likewise.
16282 (next_dom_son): Likewise.
16283 (dom_info_available_p): Likewise.
16284 (dom_info_state): New.
16285 (set_dom_info_availability): New.
16287 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16289 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16291 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16293 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16295 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16296 (subdi3, subdi_carry): Delete.
16298 2007-05-04 Jan Hubicka <jh@suse.cz>
16299 Richard Guenther <rguenther@suse.de>
16301 * opts.c (decode_options): Do not fiddle with inlining
16302 parameters in case of optimizing for size.
16303 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16304 for size do nothing.
16305 (cgraph_decide_inlining_of_small_function): When optimizing for
16306 size never inline functions increasing caller size.
16307 (cgraph_early_inlining): Inline for size when optimizing for size.
16309 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16311 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16312 logical operations piecewise.
16313 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16314 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16315 subdi_sesidi_di): Delete.
16316 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16317 the generated sequence. Allow three-reg add in constraints. Rewrite
16318 the rtl expression for carry to avoid zero_extend of a constant.
16319 (sub_with_carry): New pattern.
16320 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16321 different sequence not involving jumps.
16322 (notbi): Now a named pattern.
16324 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16326 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16327 Add the note about a significant loss of accuracy of some
16328 mathematical routines when these options are used.
16330 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16332 * haifa-sched.c (rtx_vec_t): New typedef.
16333 (contributes_to_priority_p): Extract piece of priority () into new
16335 (priority): Use the function. Add assertion.
16336 (rank_for_schedule, set_priorities): Add assertion to check that
16337 insn's priority is initialized.
16338 (clear_priorities, calc_priorities): Change signature. Make it update
16339 all relevant insns. Update all callers ('add_to_speculative_block ()'
16340 and 'create_block_check_twin ()').
16341 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16342 Add new field 'priority_status'.
16343 (INSN_PRIORITY_STATUS): New macro.
16344 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16346 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16348 * sched-ebb.c (debug_ebb_dependencies): New static function.
16349 (init_ready_list): Use it.
16351 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16352 with changed signature and 'debug_rgn_dependencies ()'.
16353 (debug_rgn_dependencies): New static function.
16354 (init_ready_list): Use it.
16356 * sched-int.h (debug_dependencies): Declare.
16358 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16360 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16362 2007-05-04 Dirk Mueller <dmueller@suse.de>
16364 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16366 2007-05-03 Jan Hubicka <jh@suse.cz>
16368 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16369 ((T1)X op (T1)Y), for pointer type in more cases than before.
16371 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16373 * tree-object-size.c (plus_expr_object_size): When operand size is
16374 unknown, return unknown.
16376 2007-05-03 Dirk Mueller <dmueller@suse.de>
16378 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16380 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16383 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16385 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16387 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16389 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16391 * config/soft-fp/double.h, config/soft-fp/extended.h,
16392 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16393 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16394 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16395 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16398 2007-05-03 Ian Lance Taylor <iant@google.com>
16400 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16401 MASK_PPC_GFXOPT for 8540 or 8548.
16403 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16405 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16406 vect_print_dump_info() to output debug information.
16408 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16411 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16412 operands of size 2 when operand is not MEM_P.
16414 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16416 PR tree-optimization/30565
16417 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16419 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16421 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16422 (umulsi3_highpart): Use them.
16423 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16424 for final accumulator to D regisster tranfser.
16426 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16428 PR tree-optimization/31699
16429 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16431 (vect_enhance_data_refs_alignment): Compute peel amount using
16432 TYPE_VECTOR_SUBPARTS instead of vf.
16433 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16435 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16438 * system.h: Remove inclusion of double-int.h
16439 * tree.h: Include double-int.h
16440 * gengtype.c: Likewise
16441 * cfgloop.h: Likewise
16442 * Makefile.in: Adjust dependencies on double-int.h
16444 2007-05-02 Eric Christopher <echristo@apple.com>
16446 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16447 -shared to -Zdynamiclib.
16449 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16452 * c-common.c (strip_pointer_or_array_types): New function.
16453 * c-common.h (strip_pointer_or_array_types): New function declaration.
16455 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16457 PR tree-optimization/31771
16458 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16460 2007-05-02 Paul Brook <paul@codesourcery.com>
16462 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16464 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16466 PR middle-end/29715
16467 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16470 2007-05-02 Nick Clifton <nickc@redhat.com>
16472 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16474 2007-05-02 Richard Guenther <rguenther@suse.de>
16476 PR tree-optimization/31146
16477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16478 argument, single_use_p. If we have a single use that is
16479 a conversion to the definition rhs type, propagate that rhs.
16480 (forward_propagate_addr_expr): Pass single_use_p argument
16481 to forward_propagate_addr_expr_1.
16483 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16485 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16488 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16490 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16491 'AMD Family 10 core'.
16493 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16495 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16496 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16497 with SSE3 instruction set support.
16498 * doc/invoke.texi: Likewise.
16500 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16502 * config/i386/i386.c (override_options): Tuning 32-byte loop
16503 alignment for amdfam10 architecture. Increasing the max loop
16504 alignment to 24 bytes.
16506 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16508 * config/m68k/constraints.md: New.
16509 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16510 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16511 EXTRA_CONSTRAINT): Remove.
16512 * config/m68k/m68k.md: Include constraints.md.
16513 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16515 2007-05-01 Ian Lance Taylor <iant@google.com>
16517 PR tree-optimization/31739
16518 * tree-vrp.c (vrp_val_is_max): New static function.
16519 (vrp_val_is_min): New static function.
16520 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16522 (set_value_range): Use vrp_val_is_{max,min}.
16523 (extract_range_from_assert): Likewise.
16524 (extract_range_from_binary_expr): Likewise.
16525 (extract_range_from_unary_expr): Likewise.
16526 (dump_value_range, vrp_meet): Likewise.
16527 (vrp_visit_phi_node): Likewise.
16528 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16530 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16532 * config/i386/gmon-sol2.c (size_t): New type.
16533 (intptr_t): Likewise.
16534 (s_textsize): Declare as size_t.
16536 (monstartup): Use size_t for sizes.
16537 (_mcount): Save and restore registers.
16538 (internal_mcount): Pass 0 as the first argument to monstartup
16540 (moncontrol): Convert pointer to appropriately sized integer
16541 before passing to profil.
16543 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16545 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16546 __NO_FPRS__, not just if _SOFT_DOUBLE.
16547 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16548 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16549 also for E500 double.
16550 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16551 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16554 2007-05-01 Richard Guenther <rguenther@suse.de>
16556 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16559 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16561 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16563 2007-05-01 Jan Hubicka <jh@suse.cz>
16565 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16568 2007-05-01 Jan Hubicka <jh@suse.cz>
16570 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16571 (maybe_fold_offset_to_reference): Declare.
16572 * fold-const.c (fold_unary): Do not fold
16573 (type *)&A into &A->field_of_type_and_offset_0
16574 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16575 size is unknown, give up.
16576 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16578 (maybe_fold_offset_to_reference): New.
16579 (maybe_fold_stmt_indirect): Use it.
16580 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16581 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16583 (gimplify_expr): Likewise for plus_expr.
16585 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16587 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16588 bsi_after_labels. Always insert statements before bsi.
16589 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16590 * predict.c (apply_return_prediction): Check for empty blocks.
16591 * cfgexpand.c (lab_rtx_for_bb): New variable.
16592 (label_rtx_for_bb): Do not create new tree labels.
16593 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16594 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16595 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16597 (label_for_bb): Add field used.
16598 (update_eh_label, main_block_label): Mark the label used.
16599 (cleanup_dead_labels): Remove unused labels.
16601 2007-05-01 Richard Guenther <rguenther@suse.de>
16603 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16604 if it is not about to be set.
16605 (get_value_range): Do not pre-allocate equiv bitmap.
16606 (update_value_range): No need to clear equiv field.
16607 (add_equivalence): Change prototype to get bitmap pointer.
16608 Allocate bitmap here if it is not already.
16609 (extract_range_from_assert): Do not allocate bitmap here.
16610 Update callers to add_equivalence.
16611 (extract_range_from_ssa_name): Likewise.
16612 (get_vr_for_comparison): New static helper.
16613 (compare_name_with_value): Handle NULL equiv bitmap by
16614 peeling the first iteration of the comparison loop.
16615 Use get_vr_for_comparison.
16616 (compare_names): Handle NULL equiv bitmaps by using fake
16617 ones. Use get_vr_for_comparison.
16619 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16621 * double-int.c (mpz_set_double_int): Moved from
16622 tree-ssa-loop-niter.c.
16623 (mpz_get_double_int): Likewise; also, add option to wrap
16624 out-of-range integers.
16625 * double-int.h: New prototypes for above.
16626 * tree.c (get_static_type_bounds): Moved from
16627 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16628 TYPE_MAX_VALUE if they exist..
16629 * tree.h: New prototype for above.
16630 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16631 get_type_bounds calls.
16632 (mpz_set_double_int): Move to double-int.c.
16633 (get_type_bounds): Move to tree.c, rename to
16634 get_static_type_bounds.
16635 (mpz_to_double_int): Move to double-int.c, rename to
16636 mpz_get_double_int.
16638 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16640 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16641 DIV0 exception can fall through to a normal return.
16643 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16645 PR middle-end/22156
16646 Temporarily revert:
16647 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16648 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16649 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16650 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16651 initialize align to silence bogus warning.
16652 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16653 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16655 (struct sra_walk_fns): Remove use_all parameter from use.
16656 (sra_hash_tree): Handle BIT_FIELD_REFs.
16657 (sra_elt_hash): Don't hash bitfld blocks.
16658 (sra_elt_eq): Skip them in parent compares as well. Handle
16660 (sra_walk_expr): Don't maintain or pass down use_all_p.
16661 (scan_use): Remove use_all parameter.
16662 (scalarize_use): Likewise. Re-expand assignment to
16663 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16664 output, and re-scalarize after output. Don't mark anything
16666 (scalarize_ldst): Adjust.
16667 (scalarize_walk_gimple_modify_statement): Likewise.
16668 (build_element_name_1): Handle BIT_FIELD_REFs.
16669 (instantiate_element): Don't warn for any element whose parent
16670 is used as a whole.
16671 (instantiate_missing_elements_1): Return the sra_elt.
16672 (canon_type_for_field): New.
16673 (try_instantiate_multiple_fields): New.
16674 (instantiate_missing_elemnts): Use them.
16675 (mark_no_warning): Removed.
16676 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16677 (REPLDUP, sra_build_elt_assignment): New.
16678 (generate_copy_inout): Use them.
16679 (generate_element_copy): Likewise. Handle bitfld differences.
16680 (generate_element_zero): Don't recurse for blocks. Use
16681 sra_build_elt_assignment.
16682 (generate_one_element_int): Take elt instead of var. Use
16683 sra_build_elt_assignment.
16684 (generate_element_init_1): Adjust.
16685 (scalarize_use, scalarize_copy): Use REPLDUP.
16686 (scalarize_ldst): Move assert before dereference.
16687 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16689 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16692 * tree.c (reconstruct_complex_type): Reconstruct a reference
16694 Also use the same mode for the pointer as the old pointer type.
16696 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16698 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16701 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16703 PR rtl-optimization/31676
16704 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16705 (df_refs_record): Call it.
16707 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16709 * rtl.def (SS_ABS): New code.
16710 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16711 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16712 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16713 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16714 (bfin_init_builtins): Define them.
16715 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16716 (bfin_expand_builtin): ... and handle the others here.
16717 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16718 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16719 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16720 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16721 operand is only HImode.
16723 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16725 * regclass.c (scan_one_insn): Remove splitting of
16728 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16729 Nigel Stephens <nigel@mips.com>
16731 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16733 2007-04-28 Jan Hubicka <jh@suse.cz>
16735 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16736 insn_locators_alloc instead of insn_locators_initialize;
16737 call reset_block_changes.
16738 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16739 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16740 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16741 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16742 * config/score/score.c (th_output_mi_thunk): Likewise.
16743 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16744 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16745 tolerate uninitialized locator info.
16748 * function.c (init_function_start): Don't init line number info.
16749 (expand_function_end): Update.
16750 (reset_block_changes, record_block_change, finalize_block_changes,
16751 check_block_change, free_block_changes): Kill.
16752 * function.h (reset_block_changes, record_block_change,
16753 finalize_block_changes, check_block_change, free_block_changes):
16755 (struct function): Remove ib_boundaries_block.
16756 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16757 Use curr_insn_locator to initialize locator.
16758 (emit_line_note): Remove.
16759 * cfgexpand.c (expand_gimple_cond_expr): Update.
16760 (construct_exit_block): Likewise.
16761 (tree_expand_cfg): Initialize/finalize locators.
16762 * expr.c (expand_expr_real): Update.
16763 * cfglayout.c (line_locators_locs, line_locators_lines,
16764 file_locators_locs, file_locators_files): Remove.
16765 (set_block_levels): Move to cfgexpand.c.
16766 (insn_locators_initialize): Remove.
16767 (pass_insn_locators_initialize): Remove.
16768 (locations_locators_locs, locations_locators_vals): New static vars.
16769 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16771 (insn_locators_alloc, insn_locators_finalize,
16772 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16774 (locator_location): New.
16775 (locator_line, locator_file): Rewrite.
16776 * rtl.h (emit_line_note): Kill.
16777 (insn_locators_alloc, insn_locators_finalize,
16778 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16780 * tree-inline.c (initialize_cfun): Do not initialize
16781 ib_boundaries_block.
16782 * passes.c (pass_insn_locators_initialize): Remove.
16784 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16786 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16787 info. Update last_basic_block correctly.
16789 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16792 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16793 register itself to hold the offset constant. Tell flow the use
16794 of r4 and r5 when they are used.
16796 2007-04-27 Richard Guenther <rguenther@suse.de>
16798 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16799 if we simplified anything.
16800 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16801 warnings until we did a simplification and the stmt was not
16802 marked as TREE_NO_WARNING.
16804 2007-04-27 Mike Stump <mrs@apple.com>
16806 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16808 2007-04-27 Ian Lance Taylor <iant@google.com>
16810 PR middle-end/31710
16811 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16812 TYPE_MAX_VALUE exist, convert them to the new type.
16814 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16816 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16817 if it claims to be available.
16818 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16819 edge is redirected.
16820 (perform_tree_ssa_dce): Always free postdominators.
16822 2007-04-27 Richard Henderson <rth@redhat.com>
16824 * config/alpha/predicates.md (aligned_memory_operand): Mark
16825 as define_special_predicate.
16826 (unaligned_memory_operand, normal_memory_operand): Likewise.
16827 (reg_or_unaligned_mem_operand): Remove.
16828 (any_memory_operand): Match the documentation and check for
16829 non-renumbered pseudos during reload.
16830 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16831 alpha_secondary_reload_class, update to new interface, make static.
16832 Handle CQImode like HImode. Remove FP subreg check.
16833 (alpha_expand_mov): Use replace_equiv_address.
16834 (alpha_expand_mov_nobwx): Use any_memory_operand.
16835 (TARGET_SECONDARY_RELOAD): New.
16836 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16837 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16838 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16839 * config/alpha/alpha.md: ... here.
16840 (RELOAD12, reloadmode): New.
16842 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16843 Don't handle the aligned case here.
16844 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16845 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16846 reload_inhi_help. Don't expect a scratch register.
16847 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16849 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16851 2007-04-27 Richard Guenther <rguenther@suse.de>
16853 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16855 2007-04-27 Richard Guenther <rguenther@suse.de>
16857 PR tree-optimization/30965
16858 PR tree-optimization/30978
16859 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16860 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16861 (find_equivalent_equality_comparison): Likewise.
16862 (simplify_cond): Likewise.
16863 (get_prop_source_stmt): New helper.
16864 (get_prop_dest_stmt): Likewise.
16865 (can_propagate_from): Likewise.
16866 (remove_prop_source_from_use): Likewise.
16867 (combine_cond_expr_cond): Likewise.
16868 (forward_propagate_comparison): New function.
16869 (forward_propagate_into_cond): Rewrite to use fold for
16871 (tree_ssa_forward_propagate_single_use_vars): Call
16872 forward_propagate_comparison to propagate comparisons.
16874 2007-04-27 Richard Guenther <rguenther@suse.de>
16876 PR tree-optimization/31715
16877 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16878 sure to do computation on the offset in an appropriate
16881 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16883 * reload.h (elimination_target_reg_p): Declare.
16884 * reload.c (find_reloads): Don't apply the reg_rtx move
16885 optimization if the SET_DEST satisfies elimination_target_reg_p.
16886 * reload1.c (elimination_target_reg_p): New function.
16887 (gen_reload): In the move/add2 fallback, make sure that op0
16888 does not overlap the destination register.
16890 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16892 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16893 transform only GIMPLE_MODIFY_STMTs.
16894 * tree-complex.c (expand_complex_operations_1): Ditto.
16895 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16896 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16897 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16899 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16900 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16901 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16902 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16903 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16904 slpeel_add_loop_guard): Ditto.
16905 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16906 * lambda-code.c (perfect_nestify): Ditto.
16907 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16908 before the first statement.
16909 * tree-optimize.c (execute_free_datastructures): Fix comments.
16910 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16911 * tree-flow.h (disband_implicit_edges): Declaration removed.
16912 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16914 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16915 COND_EXPRs without gotos.
16916 (disband_implicit_edges, has_label_p): Removed.
16917 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16918 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16920 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16922 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16923 also for COND_EXPRs.
16924 * cfgexpand.c (label_rtx_for_bb): New function.
16925 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16926 Use label_rtx_for_bb to find the labels.
16927 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16928 last block. Detect fallthru edges.
16930 2007-04-26 Ian Lance Taylor <iant@google.com>
16933 * reload.c (find_reloads_subreg_address): If the address was valid
16934 in the original mode but not in the new mode, reload the whole
16937 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16939 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16940 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16941 (cleanup_control_expr_graph): Do not invalidate dominance info.
16942 Record altered blocks.
16943 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16944 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16945 cleanup_tree_cfg_bb): New functions.
16946 (remove_forwarder_block): Do not maintain the worklist of blocks.
16947 Record altered blocks.
16948 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16949 not over whole cfg.
16950 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16951 delete_unreachable_blocks if dominators are not available.
16952 * tree-inline.c (optimize_inline_calls): Free dominance information
16954 * tree-flow.h (remove_edge_and_dominated_blocks,
16955 cfgcleanup_altered_bbs): Altered.
16956 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16958 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16960 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16961 do not invalidate dominators.
16963 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16965 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16966 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16968 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16970 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16972 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16974 2007-04-26 Richard Guenther <rguenther@suse.de>
16976 PR tree-optimization/31703
16977 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16978 the right type for the target of the bittest.
16980 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16982 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16983 ix86_sol10_return_in_memory.
16985 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16987 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16990 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16993 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16995 PR tree-optimization/30558
16996 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16997 clear this_state.prev_try.
16999 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17000 Mark Mitchell <mark@codesourcery.com>
17002 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
17003 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
17004 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
17006 2007-04-26 Richard Sandiford <richard@codesourcery.com>
17009 * doc/invoke.texi (%:print-asm-header): Document.
17010 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
17012 (static_spec_functions): Add print-asm-header.
17013 (main): Print a banner before the --target-help linker options.
17014 (print_asm_header_spec_function): New function.
17016 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
17019 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
17020 (movsf_ie): Likewise.
17022 2007-04-25 Paolo Carlini <pcarlini@suse.de>
17024 * doc/extend.texi ([Type Traits]): Adjust per N2255.
17026 2007-04-25 Bob Wilson <bob.wilson@acm.org>
17028 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
17029 exception for divide-by-zero.
17030 (__umodsi3, __modsi3): Likewise.
17032 2007-04-25 Dirk Mueller <dmueller@suse.de>
17034 * c-typeck.c (build_compound_expr): Annotate warning()
17035 call with OPT_Wunused_value.
17036 * tree-ssa.c (warn_uninit): Annotate warning with
17038 * c-common.c (handle_sentinel_attribute): Annotate warning
17039 call with OPT_Wattributes.
17041 2007-04-25 Thiemo Seufer <ths@mips.com>
17043 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
17044 (mips16): Fix typo.
17045 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
17046 on to the assembler. Improve handling of -mno-mips16. Add handling
17047 of -mno-mips3d, -mno-dsp, -mno-dspr2.
17048 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
17049 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
17050 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
17052 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
17055 * config/i386/winnt.c (i386_pe_file_end): Strip only
17056 USER_LABEL_PREFIX when writing export name.
17058 2007-04-25 Richard Sandiford <richard@codesourcery.com>
17060 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17061 sh/elf.h, vx-common.h and vxworks.h.
17062 * config/sh/sh.h: Include config/vxworks-dummy.h.
17063 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17064 (OVERRIDE_OPTIONS): Use it.
17065 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17066 (vxworks_picreg): New pattern.
17067 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17068 VXWORKS_OS_CPP_BUILTINS.
17069 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17070 to their VXWORKS_* equivalents.
17071 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17072 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17073 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17074 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17075 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17076 -mrtp/-fPIC multilibs.
17077 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17078 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17079 (MULTILIB_OSDIRNAMES): Delete.
17081 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17084 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17086 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17088 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17089 rounding mode to be specified by the caller.
17090 (real_to_mpfr) Likewise.
17091 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17092 include new arguments.
17093 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17095 2007-04-24 Ian Lance Taylor <iant@google.com>
17097 PR tree-optimization/31605
17098 * tree-vrp.c (set_value_range): Check that min and max are not
17099 both overflow infinities.
17100 (set_value_range_to_value): New static function.
17101 (extract_range_from_binary_expr): Call set_value_range_to_value.
17102 (extract_range_from_cond_expr): Likewise.
17103 (extract_range_from_expr): Likewise.
17104 (extract_range_from_unary_expr): Likewise. Don't create a range
17105 which overflows on both sides.
17106 (vrp_meet): Check for a useless range.
17107 (vrp_visit_phi_node): If we see a constant which looks like an
17108 overflow infinity, turn off the TREE_OVERFLOW flag.
17110 2007-04-24 Ian Lance Taylor <iant@google.com>
17112 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17114 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17116 PR diagnostic/25923
17117 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17118 diagnostic message is being built.
17119 * tree-pretty-print.c (dump_generic_node): Only write the
17120 formatted text into BUFFER's stream if we are not building a
17121 diagnostic message.
17122 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17124 * Makefile.in (toplev.o): Depend on tree-pass.h.
17126 2007-04-24 Ian Lance Taylor <iant@google.com>
17128 PR tree-optimization/31602
17129 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17130 conditionals in the copied loop header.
17131 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17132 warnings if TREE_NO_WARNING is set.
17133 * doc/invoke.texi (Warning Options): Clarify that
17134 -Wstrict-overflow does not warn about loops.
17136 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17138 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17139 expand on the comment about _Decimal128 arguments and check the
17140 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17141 that _Decimal128 argument uses even/odd register pair.
17142 (function_arg): Ditto.
17144 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17146 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17147 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17149 2007-04-24 Richard Guenther <rguenther@suse.de>
17150 Olga Golovanevsky <olga@il.ibm.com>
17152 * fold-const.c (multiple_of_p): Check for bottom
17155 2007-04-24 Richard Henderson <rth@redhat.com>
17157 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17158 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17159 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17160 looking for non-zero bits shifted out. Avoid a recursive call
17161 when constructing the scalar.
17162 (__floatundisf): Likewise.
17164 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17166 * dwarf2out.c (field_byte_offset): Move the existing logic
17167 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17168 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17170 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17173 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17174 length argument of 0 for memset.
17175 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17176 unsigned shift instead of the signed variant.
17178 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17180 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17181 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17182 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17183 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17184 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17185 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17186 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17187 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17188 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17189 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17190 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17191 "mul<mode>3", "div<mode>3"): Insn definitions added.
17192 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17193 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17194 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17195 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17196 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17197 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17198 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17199 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17200 TARGET_FLOAT_FORMAT): Macro definitions removed.
17201 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17202 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17203 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17204 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17205 (s390_gen_rtx_const_DI): Function removed.
17206 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17208 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17210 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17211 over an external ffs function.
17213 2007-04-24 Chao-ying Fu <fu@mips.com>
17214 Richard Sandiford <richard@nildram.co.uk>
17216 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17217 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17218 (smadd_widen_optab, umadd_widen_optab): Define.
17219 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17221 * genopinit.c (optabs): Fill in smadd_widen_optab and
17223 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17224 and umadd_widen_optab to implement multiply-add sequences.
17225 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17226 (<u>maddsidi4): ...this. Extend condition to include
17227 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17228 of operand 0 to "ka" and use the three-operand form of madd<u>
17230 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17232 * config/mips/constraints.md (ka): New register constraint.
17234 2007-04-24 Jan Hubicka <j@suse.cz>
17238 2007-04-23 Jan Hubicka <jh@suse.cz>
17239 * function.c (init_function_start): Don't init line number info.
17240 (expand_function_end): Update.
17241 (reset_block_changes, record_block_change, finalize_block_changes,
17242 check_block_change, free_block_changes): Kill.
17243 * function.h (reset_block_changes, record_block_change,
17244 finalize_block_changes, check_block_change, free_block_changes):
17246 (struct function): Remove ib_boundaries_block.
17247 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17248 Use curr_insn_locator to initialize locator.
17249 (emit_line_note): Remove.
17250 * cfgexpand.c (expand_gimple_cond_expr): Update.
17251 (construct_exit_block): Likewise.
17252 (tree_expand_cfg): Initialize/finalize locators.
17253 * expr.c (expand_expr_real): Update.
17254 * cfglayout.c (line_locators_locs, line_locators_lines,
17255 file_locators_locs, file_locators_files): Remove.
17256 (set_block_levels): Move to cfgexpand.c.
17257 (insn_locators_initialize): Remove.
17258 (pass_insn_locators_initialize): Remove.
17259 (locations_locators_locs, locations_locators_vals): New static vars.
17260 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17262 (insn_locators_alloc, insn_locators_finalize,
17263 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17265 (locator_location): New.
17266 (locator_line, locator_file): Rewrite.
17267 * rtl.h (emit_line_note): Kill.
17268 (insn_locators_alloc, insn_locators_finalize,
17269 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17271 * tree-inline.c (initialize_cfun): Do not initialize
17272 ib_boundaries_block.
17273 * passes.c (pass_insn_locators_initialize): Remove.
17275 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17277 * doc/invoke.texi: Removed leading '-' from option index entries.
17279 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17281 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17283 (create_phi_node): Use set_phi_nodes.
17284 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17285 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17286 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17287 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17288 (bsi_start, bsi_last): Use bb_stmt_list.
17289 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17290 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17291 Traverse the statements using tsi iterator.
17292 * basic-block.h (struct basic_block_def): Fields stmt_list
17293 and phi_nodes moved to ...
17294 (struct tree_bb_info): ... new structure.
17295 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17296 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17297 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17298 (tree_verify_flow_info): Verify that il.tree is not set for
17299 entry and exit block.
17300 (tree_split_block): Use set_bb_stmt_list.
17302 2007-04-23 Mike Stump <mrs@apple.com>
17304 * config/i386/i386.c (ix86_tune_features
17305 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17308 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17310 * config/i386/i386.md (prefix_extra): New attribute.
17311 (length): Add prefix_extra.
17313 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17314 (sse2_movntv2di): Likewise.
17315 (sse2_cvtps2dq): Likewise.
17316 (sse2_cvtpd2pi): Likewise.
17317 (sse2_cvttpd2pi): Likewise.
17318 (*sse2_cvtpd2ps): Likewise.
17319 (*add<mode>3): Likewise.
17320 (sse2_ssadd<mode>3): Likewise.
17321 (sse2_usadd<mode>3): Likewise.
17322 (*sub<mode>3): Likewise.
17323 (sse2_sssub<mode>3): Likewise.
17324 (sse2_ussub<mode>3): Likewise.
17325 (*mulv8hi3): Likewise.
17326 (*smulv8hi3_highpart): Likewise.
17327 (*umulv8hi3_highpart): Likewise.
17328 (sse2_umulv2siv2di3): Likewise.
17329 (sse2_pmaddwd): Likewise.
17330 (ashr<mode>3): Likewise.
17331 (lshr<mode>3): Likewise.
17332 (ashl<mode>3): Likewise.
17333 (sse2_ashlti3): Likewise.
17334 (sse2_lshrti3): Likewise.
17335 (*umaxv16qi3): Likewise.
17336 (*smaxv8hi3): Likewise.
17337 (*uminv16qi3): Likewise.
17338 (*sminv8hi3): Likewise.
17339 (sse2_eq<mode>3): Likewise.
17340 (sse2_gt<mode>3): Likewise.
17341 (*and<mode>3): Likewise.
17342 (sse2_nand<mode>3): Likewise.
17343 (*ior<mode>3): Likewise.
17344 (*xor<mode>3): Likewise.
17345 (sse2_packsswb): Likewise.
17346 (sse2_packssdw): Likewise.
17347 (sse2_packuswb): Likewise.
17348 (sse2_punpckhbw): Likewise.
17349 (sse2_punpcklbw): Likewise.
17350 (sse2_punpckhwd): Likewise.
17351 (sse2_punpcklwd): Likewise.
17352 (sse2_punpckhdq): Likewise.
17353 (sse2_punpckldq): Likewise.
17354 (sse2_punpckhqdq): Likewise.
17355 (sse2_punpcklqdq): Likewise.
17356 (*sse2_pinsrw): Likewise.
17357 (*sse2_pextrw): Likewise.
17358 (sse2_pshufd_1): Likewise.
17359 (sse2_uavgv16qi3): Likewise.
17360 (sse2_uavgv8hi3): Likewise.
17361 (sse2_psadbw): Likewise.
17362 (sse2_pmovmskb): Likewise.
17363 (*sse2_maskmovdqu): Likewise.
17364 (*sse2_maskmovdqu_rex64): Likewise.
17365 (sse4a_extrqi): Likewise.
17366 (sse4a_extrq): Likewise.
17367 (sse3_lddqu): Set prefix_rep.
17368 (sse3_addsubv4sf3): Likewise.
17369 (sse3_haddv4sf3): Likewise.
17370 (sse3_hsubv4sf3): Likewise.
17371 (sse_cvtss2si): Likewise.
17372 (sse_cvtss2si_2): Likewise.
17373 (sse_cvtss2siq): Likewise.
17374 (sse_cvtss2siq_2): Likewise.
17375 (sse_cvttss2si): Likewise.
17376 (sse_cvttss2siq): Likewise.
17377 (sse2_cvttps2dq): Likewise.
17378 (sse3_movshdup): Likewise.
17379 (sse3_movsldup): Likewise.
17380 (sse2_cvtsd2si): Likewise.
17381 (sse2_cvtsd2si_2): Likewise.
17382 (sse2_cvtsd2siq): Likewise.
17383 (sse2_cvtsd2siq_2): Likewise.
17384 (sse2_cvttsd2si): Likewise.
17385 (sse2_cvttsd2siq): Likewise.
17386 (*sse2_cvtpd2dq): Likewise.
17387 (*sse2_cvttpd2dq): Likewise.
17388 (sse2_pshuflw_1): Likewise.
17389 (sse2_pshufhw_1): Likewise.
17390 (sse4a_insertqi): Likewise.
17391 (sse4a_insertq): Likewise.
17392 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17393 (ssse3_phadddv4si3): Likewise.
17394 (ssse3_phaddswv8hi3): Likewise.
17395 (ssse3_phsubwv8hi3): Likewise.
17396 (ssse3_phsubdv4si3): Likewise.
17397 (ssse3_phsubswv8hi3): Likewise.
17398 (ssse3_pmaddubswv8hi3): Likewise.
17399 (ssse3_pmulhrswv8hi3): Likewise.
17400 (ssse3_pshufbv16qi3): Likewise.
17401 (ssse3_psign<mode>3): Likewise.
17402 (ssse3_palignrti): Likewise.
17403 (abs<mode>2): Likewise.
17404 (ssse3_phaddwv4hi3): Set prefix_extra.
17405 (ssse3_phadddv2si3): Likewise.
17406 (ssse3_phaddswv4hi3): Likewise.
17407 (ssse3_phsubwv4hi3): Likewise.
17408 (ssse3_phsubdv2si3): Likewise.
17409 (ssse3_phsubswv4hi3): Likewise.
17410 (ssse3_pmaddubswv4hi3): Likewise.
17411 (ssse3_pmulhrswv4hi3): Likewise.
17412 (ssse3_pshufbv8qi3): Likewise.
17413 (ssse3_psign<mode>3): Likewise.
17414 (ssse3_palignrdi): Likewise.
17415 (abs<mode>2): Likewise.
17416 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17417 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17418 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17420 2007-04-23 Nick Clifton <nickc@redhat.com>
17422 * params.def: Fix formatting of emacs local variables.
17424 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17426 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17427 move if inter-unit move isn't allowed.
17428 Don't split moving the first element of V2DI to DI to inter-unit
17429 move if inter-unit move isn't allowed.
17431 2007-04-23 Richard Guenther <rguenther@suse.de>
17433 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17434 and CDI_POST_DOMINATORS separately.
17436 2007-04-23 Nick Clifton <nickc@redhat.com>
17438 * c.opt (Wformat-contains-nul): Add warning attribute.
17440 2007-04-23 Jan Hubicka <jh@suse.cz>
17442 * function.c (init_function_start): Don't init line number info.
17443 (expand_function_end): Update.
17444 (reset_block_changes, record_block_change, finalize_block_changes,
17445 check_block_change, free_block_changes): Kill.
17446 * function.h (reset_block_changes, record_block_change,
17447 finalize_block_changes, check_block_change, free_block_changes):
17449 (struct function): Remove ib_boundaries_block.
17450 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17451 Use curr_insn_locator to initialize locator.
17452 (emit_line_note): Remove.
17453 * cfgexpand.c (expand_gimple_cond_expr): Update.
17454 (construct_exit_block): Likewise.
17455 (tree_expand_cfg): Initialize/finalize locators.
17456 * expr.c (expand_expr_real): Update.
17457 * cfglayout.c (line_locators_locs, line_locators_lines,
17458 file_locators_locs, file_locators_files): Remove.
17459 (set_block_levels): Move to cfgexpand.c.
17460 (insn_locators_initialize): Remove.
17461 (pass_insn_locators_initialize): Remove.
17462 (locations_locators_locs, locations_locators_vals): New static vars.
17463 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17465 (insn_locators_alloc, insn_locators_finalize,
17466 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17468 (locator_location): New.
17469 (locator_line, locator_file): Rewrite.
17470 * rtl.h (emit_line_note): Kill.
17471 (insn_locators_alloc, insn_locators_finalize,
17472 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17474 * tree-inline.c (initialize_cfun): Do not initialize
17475 ib_boundaries_block.
17476 * passes.c (pass_insn_locators_initialize): Remove.
17478 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17480 PR middle-end/31448
17481 * expr.c (reduce_to_bit_field_precision): Handle
17484 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17486 PR tree-optimization/24659
17487 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17488 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17489 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17490 * genopinit.c (optabs): Rename vec_pack_mod_optab
17491 to vec_pack_trunc_optab.
17492 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17493 early for scalar floating point operands for NOP_EXPR.
17494 (vectorizable_type_promotion): Ditto.
17495 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17496 vec_pack_trunc_optab.
17497 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17499 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17500 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17501 Rename from VEC_PACK_MOD_EXPR.
17502 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17503 * expr.c (expand_expr_real_1): Ditto.
17504 * tree-inline.c (estimate_num_insns_1): Ditto.
17505 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17507 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17508 (vec_unpacks_lo_v4sf): Ditto.
17509 (vec_pack_trunc_v2df): Ditto.
17510 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17511 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17512 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17514 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17516 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17518 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17519 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17520 packing of floating point operands.
17521 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17522 represent unpacking of floating point operands.
17523 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17524 [vec_unpacks_hi]: Ditto.
17525 [vec_unpacks_lo]: Ditto.
17527 2007-04-22 Jan Hubicka <jh@suse.cz>
17529 * final.c (rest_of_handle_final): Call
17530 targetm.asm_out.constructor/targetm.asm_out.destructor
17531 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17532 proper priority via decl_*_priority_insert.
17533 * c-common.c (c_expand_body): Likewise.
17535 2007-04-22 Richard Guenther <rguenther@suse.de>
17537 PR tree-optimization/29789
17538 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17539 (rewrite_reciprocal): New helper split out from
17540 determine_invariantness_stmt.
17541 (rewrite_bittest): Likewise.
17542 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17543 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17546 2007-04-22 Revital Eres <eres@il.ibm.com>
17548 * loop-unroll.c (var_to_expand): New field to support also
17549 insns of the form x = something + x.
17550 (analyze_insn_to_expand_var): Use it.
17551 (expand_var_during_unrolling): Likewise.
17553 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17555 * predict.c: Include pointer-set.h.
17556 (bb_predictions): New variable.
17557 (tree_predicted_by_p, tree_predict_edge,
17558 remove_predictions_associated_with_edge): Use bb_predictions map
17559 instead of bb->predictions.
17560 (clear_bb_predictions, assert_is_empty): New functions.
17561 (combine_predictions_for_bb): Use bb_predictions map. Call
17562 clear_bb_predictions.
17563 (tree_estimate_probability): Create and free bb_predictions map.
17564 * Makefile.in (predict.o): Add pointer-set.h dependency.
17565 * basic-block.h (struct basic_block_def): Remove predictions
17567 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17569 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17572 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17575 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17577 * timevar.c (timevar_print): Change reference of --disable-checking to
17578 --enable-checking=release. Also warn if assert checking is disabled.
17580 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17583 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17584 decl as addressable if the compound literal was marked as
17586 Mark the decl as a gimple register if it is a complex or
17587 vector decl and does not live in memory.
17589 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17591 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17592 (GENERIC_NEXT): New function macro.
17593 (PHI_CHAIN): Use phi_node's new chain variable.
17594 (tree_phi_node): Change tree_common to tree_base
17595 and add the chain field.
17596 * tree-phinodes.c (make_phi_node): Don't set
17597 TREE_TYPE on the new node.
17598 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17599 instead of checking GIMPLE_TUPLE_P in chain_next.
17600 * tree-vect-transform.c
17601 (get_initial_def_for_induction): Look at
17602 PHI_RESULT_TREE for the type of the phi node.
17603 (update_vuses_to_preheader): Use PHI_CHAIN
17604 instead of TREE_CHAIN on the phi node.
17605 * tree-ssa-structalias.c (compute_points_to_sets):
17607 (ipa_pta_execute): Likewise.
17609 2007-04-21 Richard Guenther <rguenther@suse.de>
17611 PR middle-end/31136
17612 * fold-const.c (fold_unary): Call fold_convert_const on the
17615 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17617 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17618 (store_killed_in_pat): New.
17620 2007-04-20 Richard Henderson <rth@redhat.com>
17623 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17624 TREE_LIST with a void_type_node value, not void_list_node exactly.
17626 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17628 * doc/standards.texi: Re-arrange into language-specific
17629 subsections. Add a C++ section, documenting which standards we
17632 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17634 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17635 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17637 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17639 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17640 ecrti.o and crtbegin.o.
17641 (LIB_DEFAULT_SPEC): Include -lc.
17642 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17644 2007-04-20 Richard Henderson <rth@redhat.com>
17647 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17648 argument; update all callers.
17649 (get_unaligned_offset): New.
17650 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17651 get_unaligned_address, just pass on the address directly.
17652 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17653 the subreg in the helper patterns.
17654 (unaligned_extendqidi_le): Use get_unaligned_offset.
17655 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17656 (unaligned_extendhidi_be): Likewise.
17657 (unaligned_extendhidi): Tidy.
17658 * config/alpha/alpha-protos.h: Update.
17660 2007-04-20 Richard Henderson <rth@redhat.com>
17662 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17663 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17664 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17665 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17666 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17667 (CPP_SPEC): Don't include %(cpp_subtarget).
17668 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17669 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17670 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17672 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17674 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17675 for __builtin_ia32_cmpordss.
17677 PR tree-optimization/31632
17678 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17679 and arg1 for optimizations of comparison against min/max values.
17680 Fold arg0 to arg1's type for optimizations of comparison against
17681 min+1 and max-1 values.
17683 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17685 * reload.c (combine_reloads): When trying to use a dying register,
17686 check whether it's uninitialized and don't use if so.
17688 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17690 * fold-const.c: Remove prototypes for native_encode_expr and
17691 native_interpret_expr.
17692 (native_encode_expr): Make non-static.
17693 (native_interpret_expr): Likewise.
17694 * tree.h: Add prototypes for the above.
17696 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17698 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17699 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17700 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17701 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17702 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17703 Add length attributes.
17705 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17707 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17710 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17711 __STDC_WANT_DEC_FP__.
17713 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17715 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17716 for long double compatibility.
17717 * configure: Regenerate.
17719 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17721 PR rtl-optimization/29841
17722 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17724 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17725 that may cause control flow transfer from being moved.
17727 2007-04-18 Jan Hubicka <jh@suse.cz>
17729 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17732 2007-04-18 Eric Christopher <echristo@apple.com>
17734 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17735 only. Update operands.
17736 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17737 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17738 link register to pic register.
17740 2007-04-18 Dirk Mueller <dmueller@suse.de>
17742 PR diagnostic/31227
17743 * tree-vrp.c (search_for_addr_array): New.
17744 (check_array_bounds): Suppress warning about
17745 address taken of array refs if its not de-referenced.
17747 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17749 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17750 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17752 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17753 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17754 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17756 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17758 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17760 (vect_analyze_scalar_cycles): Fix indentation.
17761 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17762 (vect_mark_relevant): Include phis in relevance analysis.
17764 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17766 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17768 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17769 output_operand_lossage().
17771 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17773 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17774 the unused code for reduction without adjust-in-epilog to simplify the
17777 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17779 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17780 (S390_TDC_NEGATIVE_ZERO): New constant.
17781 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17782 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17783 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17784 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17785 (S390_TDC_POSITIVE_INFINITY): New constant.
17786 (S390_TDC_NEGATIVE_INFINITY): New constant.
17787 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17788 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17789 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17790 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17791 (S390_TDC_INFINITY): New constant.
17792 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17793 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17794 optimization for UNSPEC_CCZ_TO_INT.
17795 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17796 ("*ccz_to_int"): New insn.
17797 ("isinf<mode>2"): New insn.
17798 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17799 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17800 (UNSPEC_CCZ_TO_INT): New constant.
17802 2007-04-18 Richard Guenther <rguenther@suse.de>
17804 PR tree-optimization/19431
17805 PR tree-optimization/21463
17806 * tree-pass.h (pass_phiprop): Declare.
17807 * passes.c (init_optimization_passes): New phiprop pass.
17808 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17809 (phivn_valid_p): New helper function.
17810 (phiprop_insert_phi): Likewise.
17811 (propagate_with_phi): Likewise.
17812 (tree_ssa_phiprop): New propagator propagating loads
17813 through phi nodes if profitable.
17815 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17817 * tree-vect-analyze.c (process_use): New function.
17818 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17819 Check phis in all bbs.
17820 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17823 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17825 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17828 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17831 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17834 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17836 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17838 (sse_vmmulv4sf3): Likewise.
17839 (sse2_vmaddv2df3): Likewise.
17840 (sse2_vmmulv2df3): Likewise.
17842 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17844 PR rtl-optimization/31360
17845 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17846 (target_reg_cost): New.
17847 (init_set_costs): Initialize target_reg_cost. Add comments
17848 regarding the rationale of the costs.
17849 (global_cost_for_size): Renamed to...
17850 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17851 of register pressure.
17852 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17853 estimate_reg_pressure_cost. Add number of ivs.
17854 (determine_set_costs): Dump target_reg_cost.
17855 * loop-invariant.c (gain_for_invariant): Use
17856 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17857 (best_gain_for_invariant, find_invariants_to_move): Remove
17859 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17860 (target_reg_cost): Declare.
17861 (global_cost_for_size): Declaration removed.
17862 (estimate_reg_pressure_cost): Declare.
17864 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17866 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17867 regnos into even/odd register pairs.
17868 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17869 TDmode similar to the other floating point modes.
17870 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17871 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17873 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17874 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17875 (movdd_hardfloat64): Use TARGET_MFPGPR.
17877 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17879 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17882 2005-01-05 Richard Henderson <rth@redhat.com>
17884 * reload1.c (do_input_reload): Restrict the optimization deleteing
17885 a previous output reload to RELOAD_FOR_INPUT.
17887 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17889 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17890 induc_vec_info_type.
17891 (vectorizable_induction): New function declaration.
17892 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17893 check if already vectorized. Find first place in BB where new stmts
17894 can be inserted. Takes only one argument.
17895 (vectorizable_induction): New function.
17896 (vect_transform_stmt): Add case for induc_vec_info_type to call
17897 vectorizable_induction.
17898 (vect_transform_loop): Consider phis for vectorization.
17899 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17901 (analyze_operations): Call vectorizable_induction when analyzing phis.
17903 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17904 (vect_mark_relevant): Include phis in relevance analysis.
17905 (vect_mark_stmts_to_be_vectorize): Likewise.
17906 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17908 2007-04-16 Lawrence Crowl <crowl@google.com>
17910 * doc/invoke.texi (Debugging Options): Add documentation for the
17911 -femit-struct-debug options -femit-struct-debug-baseonly,
17912 -femit-struct-debug-reduced, and
17913 -femit-struct-debug-detailed[=...].
17915 * c-opts.c (c_common_handle_option): Add
17916 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17917 and OPT_femit_struct_debug_detailed_.
17918 * c.opt: Add specifications for
17919 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17920 and -femit-struct-debug-detailed[=...].
17921 * opts.c (set_struct_debug_option): Parse the
17922 -femit-struct-debug-... options.
17923 * opts.c (matches_main_base, main_input_basename,
17924 main_input_baselength, base_of_path, matches_main_base): Add
17925 variables and functions to compare header base name to compilation
17927 * opts.c (should_emit_struct_debug): Add to determine to emit a
17928 structure based on the option.
17929 (dump_struct_debug) Also disabled function to debug this
17931 * opts.c (handle_options): Save the base name of the
17934 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17935 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17936 This hook indicates if a type is generic. Set it by default
17937 to "never generic".
17938 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17939 to determine if a struct type is generic or not.
17940 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17941 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17942 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17943 with live C++ hook.
17945 * flags.h (enum debug_info_usage): Add an enumeration to describe
17946 a program's use of a structure type.
17947 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17948 to indicate the program's usage of the type. Filter structs based
17949 on the -femit-struct-debug-... specification.
17950 (gen_type_die): Split into two routines, gen_type_die and
17951 gen_type_die_with_usage. gen_type_die is now a wrapper
17952 that assumes direct usage.
17953 (gen_type_die_with_usage): Replace calls to gen_type_die
17954 with gen_type_die_with_usage adding the program usage of
17955 the referenced type.
17956 (dwarf2out_imported_module_or_decl): Suppress struct debug
17957 information using should_emit_struct_debug when appropriate.
17959 2007-04-16 Ian Lance Taylor <iant@google.com>
17961 PR tree-optimization/31522
17962 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17963 (vrp_initialize): Allocate vr_phi_edge_counts.
17964 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17965 executable edge. Drop test for all constants.
17966 (vrp_finalize): Free vrp_phi_edge_counts.
17968 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17969 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17971 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17972 predecessors at head rather than tail.
17974 2007-04-16 Matthias Klose <doko@debian.org>
17976 * config/alpha/linux.h (CPP_SPEC): Define.
17977 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17979 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17981 * function.h: Remove sequence_stack extern declaration.
17983 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17985 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17987 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17990 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17992 * config/avr/avr.c (avr_arch_types): Rearranging array.
17993 (enum avr_arch): Add.
17994 (avr_mcu_types): Use avr_arch enumeration constants instead of
17996 * config/avr/avr.h (LINK_SPEC): Simplify.
17998 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
18000 * config/m68k/m68k.c (m68k_libcall_value,
18001 m68k_function_value): Use macros for register names more.
18003 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
18005 (M68K_REGNAME): Use A6_REG.
18006 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
18008 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18010 PR middle-end/28071
18011 * sched-int.h (struct deps): Split field 'pending_lists_length' into
18012 'pending_read_list_length' and 'pending_write_list_length'. Update
18014 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
18015 to handle two length counters instead of one. Update all uses.
18016 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
18017 two length counters instead of one.
18018 * sched-rgn.c (propagate_deps): Update to handle two length counters
18021 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
18024 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
18025 copy of source, pass it to ix86_expand_vector_set and return
18028 2007-04-16 David Ung <davidu@mips.com>
18029 Joseph Myers <joseph@codesourcery.com>
18031 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
18032 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
18033 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
18034 Add 74K processor information.
18035 * config/mips/mips.md: Include 74k.md.
18036 (cpu): Add 74kc,74kf,74kx.
18037 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
18038 * config/mips/74k.md: New.
18039 * doc/invoke.texi (MIPS Options): Document 74K support.
18041 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
18043 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
18044 vectorizable_* functions.
18045 * tree-vect-transform.c (vectorizable_call): Add check for
18046 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
18047 (vectorizable_store): likewise.
18048 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
18050 (vectorizable_operation, vectorizable_type_demotion): Likewise.
18051 (vectorizable_type_promotion, vectorizable_load): Likewise.
18052 (vectorizable_live_operation, vectorizable_condition): Likewise.
18053 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
18055 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
18057 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18059 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
18060 register numbers more.
18061 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18062 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18063 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18064 FUNCTION_VALUE_REGNO_P): Likewise.
18065 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18066 STATIC_CHAIN_REGNUM): Likewise.
18067 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18068 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18069 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18070 * config/m68k/m68k.md (FP_REG): New.
18072 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18074 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18077 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18079 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18080 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18083 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18085 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18088 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18091 * c-decl.c (finish_decl): Grab the type of the decl after the call
18092 to store_init_value.
18094 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18096 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18098 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18101 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18102 dominators, post dominators and cleanup cfg before returning.
18104 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18106 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18107 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18109 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18111 * config.gcc: Recognize fido.
18112 * config/m68k/m68k-devices.def (fidoa): New.
18113 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18115 (FL_FIDOA, TARGET_FIDOA): New.
18116 * config/m68k/m68k.opt (mfidoa): New.
18118 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18120 PR middle-end/31322
18121 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18122 when a personality function is used.
18124 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18126 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18128 2007-04-13 Mike Stump <mrs@apple.com>
18130 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18132 * config/darwin.opt (fapple-kext): Make C++ only.
18133 * config/darwin.c (darwin_override_options): Remove code to ensure
18134 -fapple-kext is given for C++ only.
18136 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18138 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18139 * config/mips/mips.c (override_options): Call
18140 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18142 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18144 * config/i386/i386.opt (msvr3-shlib): Removed.
18146 * doc/invoke.texi: Remove -msvr3-shlib.
18148 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18150 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18151 with "popcnt" instruction.
18153 2007-04-13 Richard Guenther <rguenther@suse.de>
18155 PR tree-optimization/21258
18156 * tree-vrp.c (compare_case_labels): New helper.
18157 (find_switch_asserts): New function.
18158 (find_assert_locations): Call it for SWITCH_EXPRs.
18160 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18162 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18163 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18164 check is now implied in X87_FLOAT_MODE_P.
18165 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18166 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18167 (fix_trunc<mode>_i386_fisttp): Ditto.
18168 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18169 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18170 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18171 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18172 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18173 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18174 (unnamed_splitters): Ditto.
18175 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18176 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18177 FIRST_SSE_REG for local functions when SSE math is enabled or
18178 for functions with sseregparm attribute.
18179 (standard_80387_constant_p): Return -1 if mode is not
18181 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18182 (ix86_expand_compare): Ditto.
18183 (ix86_expand_carry_flag_compare): Ditto.
18184 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18185 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18186 DECIMAL_FLOAT_MODE_P.
18187 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18188 of SCALAR_FLOAT_MODE_P.
18189 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18190 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18191 checks before FLOAT_MODE_P.
18192 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18193 before FLOAT_MODE_P.
18198 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18200 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18201 Charles Wilson <libtool@cwilson.fastmail.fm>
18203 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18204 (libgcc.mvars): Don't depend on them.
18205 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18206 * exec-tool.in: New.
18208 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18210 * doc/invoke.text (--help): Document --help=common.
18212 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18214 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18216 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18218 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18219 * genemit.c (main): Emit #include "integrate.h".
18220 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18221 (LOADGP_RTP): New mips_loadgp_style.
18222 * config/mips/mips.h: Include config/vxworks-dummy.h.
18223 (TARGET_RTP_PIC): New macro.
18224 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18225 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18226 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18227 for TARGET_RTP_PIC.
18228 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18229 -mvxworks-pic when using -mrtp and a PIC option.
18230 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18232 (mips_symbolic_constant_p, mips_symbolic_address_p)
18233 (mips_symbol_insns): Handle SYMBOL_HALF.
18234 (override_options): Warn about -G and -mrtp being used together.
18235 Initialize mips_lo_relocs[SYMBOL_HALF].
18236 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18237 (mips_emit_loadgp): Handle LOADGP_RTP.
18238 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18239 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18240 (tablejump): Handle function-relative case table entries if
18242 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18244 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18246 * config/mips/mips.md (load_call<mode>): Allow any general register.
18248 (sibcall_value_internal, sibcall_value_multiple_internal)
18249 (call_value_internal, call_value_split, call_value_multiple_internal)
18250 (call_value_multiple_split): Remove constraints from operand 0.
18252 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18254 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18255 rather than loadgp_noshared.
18256 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18257 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18259 * config/mips/mips.md (loadgp): Rename to...
18260 (loadgp_newabi): ...this.
18261 (loadgp_noshared): Rename to...
18262 (loadgp_absolute): ...this.
18264 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18266 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18267 false for locally-binding symbols.
18268 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18270 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18272 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18273 (SYMBOL_GOT_PAGE_OFST): ...this.
18274 (SYMBOL_GOT_GLOBAL): Rename to...
18275 (SYMBOL_GOT_DISP): ...this.
18276 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18277 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18278 * config/mips/mips.c (mips_global_symbol_p): New function.
18279 (mips_symbol_binds_local_p): Likewise.
18280 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18281 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18282 mips_global_symbol_p and mips_symbol_binds_local_p.
18283 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18284 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18285 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18286 SYMBOL_GOTOFF_DISP.
18287 (mips_ok_for_lazy_binding_p): New function.
18288 (mips_load_call_address, mips_expand_call): Use it.
18289 (mips_dangerous_for_la25_p): Likewise.
18290 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18291 (*got_disp<mode>): Use got_disp_operand instead of
18292 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18293 SYMBOL_GOTOFF_GLOBAL.
18294 (*got_page<mode>): Use got_page_ofst_operand instead of
18296 * config/mips/predicates.md (const_call_insn_operand): Use
18297 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18298 (global_got_operand): Rename to...
18299 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18301 (local_got_operand): Rename to...
18302 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18303 of SYMBOL_GOT_LOCAL.
18305 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18307 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18308 TARGET_CALL_CLOBBERED_GP.
18309 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18310 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18311 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18312 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18313 of TARGET_ABICALLS && !TARGET_NEWABI.
18314 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18315 * config/mips/mips.c (mips_load_call_address): Check
18316 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18317 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18318 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18319 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18320 TARGET_ABICALLS && TARGET_NEWABI.
18321 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18323 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18324 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18325 TARGET_ABICALLS && TARGET_NEWABI.
18326 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18327 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18328 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18329 whether indirect calls must use $25.
18330 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18332 * config/mips/mips.md (jal_macro): Check flag_pic and
18333 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18334 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18335 instead of TARGET_ABICALLS.
18336 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18337 TARGET_ABICALLS && TARGET_OLDABI.
18338 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18339 (sibcall): In the comment above the define_insn, mention
18340 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18341 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18342 instead of TARGET_ABICALLS.
18344 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18346 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18347 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18348 (MACFLAGS_MATCH_P): New macro.
18349 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18350 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18351 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18352 the other MACFLAG constants.
18353 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18354 (flag_machi): Tighten constraints. Renumber some of the operands.
18355 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18357 (flag_machi_parts_acconly): New pattern.
18358 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18360 (flag_macinit1hi): Tighten constraints.
18361 (flag_mul_macv2hi_parts_acconly): New pattern.
18363 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18364 Use a more efficient implementation.
18365 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18366 inline sequences when not optimizing for size.
18368 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18369 movhi_high2low): Delete, merge functionality into...
18370 (packv2hi): ... this pattern.
18372 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18373 * config/bfin/bfin.opt (msim): New option.
18374 (mcpu=): New option.
18375 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18376 (bfin_cpu_t): Typedef of enum bfin_cpu.
18377 (bfin_cpu_type): New declaration.
18378 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18379 -msim and -mcpu= options.
18380 (LIB_SPEC): Likewise.
18381 * config/bfin/bfin.c (bfin_cpu_type): Define.
18382 (bfin_handle_option): Handle -mcpu= option.
18383 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18384 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18385 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18387 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18389 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18390 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18391 (powerpc-wrs-vxworksae): Use ${tm_file}.
18392 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18393 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18394 * config/i386/vx-common.h: New file.
18396 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18398 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18401 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18403 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18406 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18410 * c-common.c (c_build_qualified_type): Set canonical type
18413 2007-04-12 Richard Guenther <rguenther@suse.de>
18415 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18416 lower bound and element size if lower bound is not zero
18417 or either of the ARRAY_REF operands is set.
18419 2007-04-12 Richard Guenther <rguenther@suse.de>
18421 PR tree-optimization/24689
18422 PR tree-optimization/31307
18423 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18425 * gimplify.c (canonicalize_addr_expr): To be consistent with
18426 gimplify_compound_lval only set operands two and three of
18427 ARRAY_REFs if they are not gimple_min_invariant. This makes
18428 it never at this place.
18429 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18431 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18433 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18434 null before emitting a .nsubspa directive.
18436 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18438 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18439 need_to_partition_p if there are no memory statements in the
18442 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18444 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18445 (gcd_of_steps_may_divide_p): New function.
18446 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18448 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18450 * reload.c (find_reloads_toplev, find_reloads_address,
18451 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18452 not a pointer equality test, to decide if we need to call
18453 push_reg_equiv_alt_mem.
18455 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18457 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18458 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18460 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18462 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18464 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18465 vector to be positive.
18467 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18471 * doc/invoke.texi: Document --params max-aliased-vops and
18473 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18474 debug_memory_partitions): Move to tree-flow.h
18475 * params.h (AVG_ALIASED_VOPS): Define.
18476 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18478 (mp_info_t): Likewise.
18479 (get_mem_sym_stats_for): New.
18480 (set_memory_partition): Move from tree-flow-inline.h.
18481 (mark_non_addressable): Only clear the set of symbols for the
18482 partition if it exists.
18483 (dump_memory_partitions): Move from tree-ssa-operands.c
18484 (debug_memory_partitions): Likewise.
18485 (need_to_partition_p): New.
18486 (dump_mem_ref_stats): New.
18487 (debug_mem_ref_stats): New.
18488 (dump_mem_sym_stats): New.
18489 (debug_mem_sym_stats): New.
18490 (update_mem_sym_stats_from_stmt): New.
18491 (compare_mp_info_entries): New.
18492 (mp_info_cmp): Call it.
18493 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18495 (get_mpt_for): Move from tree-ssa-operands.c.
18496 (find_partition_for): New.
18497 (create_partition_for): Remove.
18498 (estimate_vop_reduction): New.
18499 (update_reference_counts): New.
18500 (build_mp_info): New.
18501 (compute_memory_partitions): Refactor.
18502 Document new heuristic.
18503 Call build_mp_info, update_reference_counts,
18504 find_partition_for and estimate_vop_reduction.
18505 (compute_may_aliases): Populate virtual operands before
18506 calling debugging dumps.
18507 (delete_mem_sym_stats): New.
18508 (delete_mem_ref_stats): New.
18509 (init_mem_ref_stats): New.
18510 (init_alias_info): Call it.
18511 (maybe_create_global_var): Remove alias_info argument.
18512 Get number of call sites and number of pure/const call sites
18513 from gimple_mem_ref_stats().
18514 (dump_alias_info): Call dump_memory_partitions first.
18515 (dump_points_to_info_for): Show how many times a pointer has
18517 * opts.c (decode_options): For -O2 set --param
18518 max-aliased-vops to 500.
18519 For -O3 set --param max-aliased-vops to 1000 and --param
18520 avg-aliased-vops to 3.
18521 * fortran/options.c (gfc_init_options): Remove assignment to
18523 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18524 * tree-dfa.c (dump_variable): Dump memory reference
18526 Dump NO_ALIAS* settings.
18527 (referenced_var_lookup): Tidy.
18528 (mem_sym_stats): New.
18529 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18530 and ORIG are different SSA names for a memory partition.
18531 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18532 * tree-flow.h (struct mem_sym_stats_d): Define.
18533 (mem_sym_stats_t): Define.
18534 (struct mem_ref_stats_d): Define.
18535 (struct gimple_df): Add field mem_ref_stats.
18536 (enum noalias_state): Define.
18537 (struct var_ann_d): Add bitfield noalias_state.
18538 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18539 debug_mem_ref_stats, debug_memory_partitions,
18540 debug_mem_sym_stats): Declare.
18541 * tree-ssa-structalias.c (update_alias_info): Update call
18542 sites, pure/const call sites and asm sites in structure
18543 returned by gimple_mem_ref_stats.
18544 Remove local variable IS_POTENTIAL_DEREF.
18545 Increase NUM_DEREFS if the memory expression is a potential
18547 Call update_mem_sym_stats_from_stmt.
18548 If the memory references memory, call
18549 update_mem_sym_stats_from_stmt for all the direct memory
18550 symbol references found.
18551 (intra_create_variable_infos): Set noalias_state field for
18552 pointer arguments according to the value of
18553 flag_argument_noalias.
18554 * tree-ssa-structalias.h (struct alias_info): Remove fields
18555 num_calls_found and num_pure_const_calls_found.
18556 (update_mem_sym_stats_from_stmt): Declare.
18557 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18558 Set default value to 100.
18559 (PARAM_AVG_ALIASED_VOPS): Define.
18561 2007-04-11 Richard Guenther <rguenther@suse.de>
18563 PR middle-end/31530
18564 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18565 a * -b + c as c - a * b if we honor sign dependent rounding.
18567 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18569 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18570 bfin_expand_strmov.
18571 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18572 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18574 (initialize_trampoline): Don't use old-style function definition.
18575 (bfin_secondary_reload): Mark IN_P argument as unused.
18577 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18579 PR tree-optimization/31343
18580 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18581 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18582 * testsuite/gcc.dg/vect/pr31343.c: New.
18584 2007-04-10 Eric Christopher <echristo@apple.com>
18586 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18587 * config/i386/i386.md (*cmpfp0): Use.
18588 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18589 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18590 (fix_trunc<mode>_i386_fisttp): Ditto.
18591 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18592 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18593 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18594 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18595 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18596 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18597 (unnamed_splitters): Ditto.
18598 * config/i386/i386.c (output_fix_trunc): Assert that
18599 we're not being passed a TFmode operand.
18601 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18603 PR tree-optimization/31526
18604 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18605 n_basic_blocks to find newly added blocks.
18607 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18609 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18611 (fix_trunc<mode>si_sse): Ditto.
18612 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18613 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18614 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18615 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18616 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18617 expander using SSEMODEF mode macro.
18618 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18619 expander using SSEMODEF mode macro.
18620 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18621 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18622 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18623 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18624 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18625 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18626 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18627 Macroize insn using X87MODEF mode macro.
18629 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18631 * config/i386/sse.md (sse2_pinsrw): Removed.
18632 (sse2_pextrw): Renamed to ...
18633 (*sse2_pextrw): This.
18635 2007-04-09 Jan Hubicka <jh@suse.cz>
18638 * config/i386/sse.md
18639 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18640 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18641 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18642 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18644 2007-04-09 Jan Hubicka <jh@suse.cz>
18646 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18647 multiple fields of union.
18649 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18651 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18652 (create_preheaders): Check that loops are available.
18653 (fix_loop_structure): Clean up, improve comments.
18654 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18655 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18657 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18658 * predict.c (tree_estimate_probability): Do not call
18659 calculate_dominance_info. Call create_preheaders.
18660 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18661 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18663 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18664 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18665 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18666 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18669 2007-04-08 Jan Hubicka <jh@suse.cz>
18671 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18672 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18673 * fold-const.c (fold_unary): Use it.
18675 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18677 * varasm.c (assemble_variable): Remove call to
18678 lang_hooks.decls.prepare_assemble_variable.
18679 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18680 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18681 * langhooks.h (lang_hooks_for_decls): Remove
18682 prepare_assemble_variable.
18684 2007-04-08 Mike Stump <mrs@apple.com>
18686 * config/i386/i386.c: Use inc/dec on Core2.
18688 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18690 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18691 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18692 lhd_tree_inlining_end_inlining): Remove.
18693 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18694 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18695 end_inlining hooks.
18696 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18697 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18698 lhd_tree_inlining_end_inlining): Remove prototypes.
18699 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18700 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18701 LANG_HOOKS_TREE_INLINING_START_INLINING,
18702 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18704 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18707 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18710 * config/avr/predicates.md (io_address_operand): Delete predicate.
18711 (low_io_address_operand): Don't use 'mode' argument.
18712 (higth_io_address_operand): Rename ...
18713 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18714 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18717 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18719 Revert change removing staticp.
18721 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18724 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18727 2007-04-07 Bruce Korb <bkorb@gnu.org>
18729 * c.opt: Add -Wformat-contains-nul.
18730 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18732 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18733 the NUL byte warning.
18735 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18739 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18741 * tree.c (staticp): No longer use staticp langhook.
18742 * langhooks.c (lhd_staticp): Removed.
18743 * langhooks.h (struct lang_hooks): Remove staticp.
18744 * c-common.c (c_staticp): Remove.
18745 * c-common.h (c_staticp): Ditto.
18746 * langhooks-defs.h (lhd_staticp): Ditto.
18747 (LHD_HOOKS_STATICP): Ditto
18748 * tree.h (gcc_assert_lowered): New macro.
18750 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18752 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18753 argument "reliable".
18754 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18755 Add argument "reliable". Propagate it through calls.
18756 (infer_loop_bounds_from_undefined): Derive number of iterations
18757 estimates from references in blocks that do not dominate loop latch.
18758 (gcov_type_to_double_int): New function.
18759 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18760 and expected_loop_iterations_unbounded.
18761 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18762 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18763 * tree-data-ref.c (estimated_loop_iterations): Export.
18764 (get_references_in_stmt): Fix -- do not return addresses of local
18766 * cfgloop.h (expected_loop_iterations_unbounded,
18767 estimated_loop_iterations): Declare.
18769 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18771 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18773 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18775 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18776 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18777 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18778 Use output_387_reg_move().
18779 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18780 expander using X87MODEF12 mode macro.
18781 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18782 choosing register preferences. Use output_387_reg_move().
18783 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18784 instead of "x". Use output_387_reg_move().
18785 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18786 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18787 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18788 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18789 Use output_387_reg_move().
18790 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18792 (*truncxf?f_i387 splitter): Ditto.
18794 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18796 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18797 LANG_HOOKS_SAFE_FROM_P.
18798 * expr.c (safe_from_p): Remove langhook call.
18799 * langhooks.h (lang_hooks): Remove safe_from_p.
18800 (lhd_safe_from_p): Remove prototype.
18801 * langhooks.c (lhd_safe_from_p): Remove.
18803 2007-04-06 Jan Hubicka <jh@suse.cz>
18805 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18808 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18810 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18811 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18812 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18813 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18815 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18816 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18818 2007-04-05 Richard Henderson <rth@redhat.com>
18820 * config/alpha/alpha.c (print_operand) [+]: Remove.
18821 (alpha_end_function): Print nop if call at end of function.
18822 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18823 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18824 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18825 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18826 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18827 the call pattern. Update peepholes to match.
18829 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18831 * doc/extend.texi (Other Builtins): Add decimal float variants
18833 * builtins.def: Ditto.
18834 * builtins.c (expand_builtin): Ditto.
18836 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18837 H.J. Lu <hongjiu.lu@intel.com>
18840 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18841 of V8HImode when calling ix86_binary_operator_ok.
18842 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18843 (sdot_prodv8hi): Operands 1 and 2 must be register.
18845 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18847 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18848 initialize align to silence bogus warning.
18850 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18852 PR middle-end/22156
18853 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18855 (struct sra_walk_fns): Remove use_all parameter from use.
18856 (sra_hash_tree): Handle BIT_FIELD_REFs.
18857 (sra_elt_hash): Don't hash bitfld blocks.
18858 (sra_elt_eq): Skip them in parent compares as well. Handle
18860 (sra_walk_expr): Don't maintain or pass down use_all_p.
18861 (scan_use): Remove use_all parameter.
18862 (scalarize_use): Likewise. Re-expand assignment to
18863 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18864 output, and re-scalarize after output. Don't mark anything
18866 (scalarize_ldst): Adjust.
18867 (scalarize_walk_gimple_modify_statement): Likewise.
18868 (build_element_name_1): Handle BIT_FIELD_REFs.
18869 (instantiate_element): Don't warn for any element whose parent
18870 is used as a whole.
18871 (instantiate_missing_elements_1): Return the sra_elt.
18872 (canon_type_for_field): New.
18873 (try_instantiate_multiple_fields): New.
18874 (instantiate_missing_elemnts): Use them.
18875 (mark_no_warning): Removed.
18876 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18877 (REPLDUP, sra_build_elt_assignment): New.
18878 (generate_copy_inout): Use them.
18879 (generate_element_copy): Likewise. Handle bitfld differences.
18880 (generate_element_zero): Don't recurse for blocks. Use
18881 sra_build_elt_assignment.
18882 (generate_one_element_int): Take elt instead of var. Use
18883 sra_build_elt_assignment.
18884 (generate_element_init_1): Adjust.
18885 (scalarize_use, scalarize_copy): Use REPLDUP.
18886 (scalarize_ldst): Move assert before dereference.
18887 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18889 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18891 * regmove.c: Fix unused variable warnings due to previous commit.
18893 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18895 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18896 (regmove_bb_head): Remove.
18897 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18898 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18899 problems with fixup_match_1.
18900 Don't initialize/free regmove_bb_head.
18902 (reg_is_remote_constant_p): If an insn is in the same basic block
18903 but not before INSN, consider it remote, too.
18905 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18908 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18909 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18911 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18913 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18914 (CONDITIONAL_REGISTER_USAGE): Likewise.
18916 2007-04-04 Richard Henderson <rth@redhat.com>
18918 * config/alpha/lib1funcs.asm: Remove unused file.
18920 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18923 * opts.c (print_specific_help): Fix --help=<language>
18925 (common_handle_option): Support --help=common.
18927 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18930 * gcc.c (main): Do not run the linker if
18931 print_subprocess_help indicates that it shouldn't be
18934 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18937 * doc/invoke.texi (--help=): Document <languages> value, fix
18938 formatting in tables of values.
18940 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18942 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18943 dllimport attribute of virtual methods.
18945 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18947 * config/score/crti.asm: Change _bss_start to __bss_start.
18948 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18949 (OUTGOING_REG_PARM_STACK_SPACE) update.
18950 * config/score/score.opt: add options to make backend support
18951 score5, score5u, score7 and score7d.
18952 * config/score/score.md: Likewise.
18953 * config/score/misc.md: Likewise.
18954 * config/score/mac.md: Likewise.
18955 * doc/invoke.texi: Likewise.
18956 * doc/md.texi: update constraints define.
18958 2007-04-03 Richard Henderson <rth@redhat.com>
18960 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18961 an appropriate type, use the mode instead.
18963 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18965 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18966 Set the default --with-arch setting to mips2.
18967 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18968 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18969 (MULTILIB_OSDIRNAMES): Delete.
18970 (MULTILIB_DIRNAMES): Define.
18971 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18972 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18973 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18974 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18975 VXWORKS_OS_CPP_BUILTINS.
18976 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18977 (MIPS_DEBUGGING_INFO): Undefine.
18978 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18980 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18982 PR middle-end/30704
18983 * fold-const.c (native_encode_real): Encode real.c provided longs
18984 as a series of 32-bit native integers.
18985 (native_interpret_real): Interpret buffer as a series of 32-bit
18988 2007-04-03 Richard Guenther <rguenther@suse.de>
18990 * genpreds.c (write_insn_constraint_len): Write function
18991 optimized for CONSTRAINT_LEN implementation.
18992 (write_tm_preds_h): Output insn_constraint_len inline and
18993 use it for CONSTRAINT_LEN.
18994 (write_insn_preds_c): Don't output insn_constraint_len.
18995 * doc/md.texi (define_register_constraint): Document multi-letter
18996 constraints shall have the same length if they start with the same
18999 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19002 * config/i386/i386.md (isinf<mode>2): Expand only when
19003 TARGET_C99_FUNCTIONS is set.
19005 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
19007 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
19008 (x86_64-*-linux*): Ditto.
19009 * config/i386/i386.opt (mpc): New option.
19010 * config/i386/i386.c (overrride_options): Handle
19011 ix87_precision_string.
19012 * config/i386/crtprec.c: New file.
19013 * config/i386/t-crtpc: Ditto.
19014 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
19015 and -mpc80 options.
19016 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
19017 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
19018 crtprec32.o, crtprec64.o and crtprec80.o.
19020 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
19021 and -mpc80 options.
19022 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
19024 2007-04-02 Eric Christopher <echristo@apple.com>
19026 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
19027 limitations on darwin.
19029 2007-04-02 Anatoly Sokolov <aesok@post.ru>
19032 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
19034 2007-04-02 Dave Korn <dave.korn@artimi.com>
19036 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
19038 2007-04-02 Dave Korn <dave.korn@artimi.com>
19040 * libgcc2.h (exception_descriptor): Don't forward-declare.
19041 (__get_eh_table_language, __get_eh_table_version): Delete
19042 prototypes of long-dead functions.
19044 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
19046 * ebitmap.h: New file
19047 * ebitmap.c: New file
19048 * Makefile.in (ebitmap.o): New target.
19050 2007-04-01 Jan Hubicka <jh@suse.cz>
19052 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
19053 before very first instruction.
19055 2007-04-01 Jan Hubicka <jh@suse.cz>
19057 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
19058 waring on 64bit hosts.
19059 * bitmap.h: Fix typo in bitmap_head_def.
19061 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19063 PR rtl-optimization/31391
19064 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19065 into a DELETED_LABEL note, and the label is in an empty basic
19066 block, update BB_END as well as BB_HEAD.
19068 2007-04-01 Richard Henderson <rth@redhat.com>
19070 PR tree-optimization/31169
19071 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19072 to varying if the range is outside [0, prec-1].
19074 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19077 * config/mips/mips.md (load_const_gp): New insn.
19078 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19079 the MIPS16 GP pseudo register if no_new_pseudos.
19080 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19082 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19085 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19087 (call_value): Likewise.
19089 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19090 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19093 * doc/invoke.texi: (optimization options): Reword description
19094 of -ffast-math. Document its primary purpose.
19096 2007-03-31 Richard Guenther <rguenther@suse.de>
19098 * omp-low.c (splay-tree.h): Include.
19099 (lookup_decl): Replace splay-tree usage by pointer-map.
19100 (maybe_lookup_decl): Likewise.
19101 (new_omp_context): Likewise.
19102 (delete_omp_context): Likewise.
19103 * gimplify.c (splay-tree.h): Include.
19104 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19106 (remap_ssa_name): Likewise.
19107 (remap_decl): Likewise.
19108 (remap_type_1): Likewise.
19109 (remap_type): Likewise.
19110 (copy_body_r): Likewise.
19111 (expand_call_inline): Likewise.
19112 (clone_body): Likewise.
19113 (copy_tree_r): Likewise.
19114 (remap_save_expr): Likewise.
19115 (unsave_r): Likewise.
19116 (unsave_expr_now): Likewise.
19117 (tree_function_versioning): Likewise.
19118 (build_duplicate_type): Likewise.
19119 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19120 (struct copy_body_data): Replace splay-tree by pointer-map.
19121 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19122 not $(SPLAY_TREE_H).
19123 (gimplify.o): Depend on $(SPLAY_TREE_H).
19124 (omp-low.p): Likewise.
19126 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19128 * config/avr/predicates.md (even_register_operand,
19129 odd_register_operand): New predicates.
19130 * config/avr/avr.md (movw peephole2): New.
19131 (movw_r peephole2): New.
19133 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19135 * tree.h (get_signed_or_unsigned_type): New.
19136 * fold-const.c (operand_equal_for_comparison_p): Use
19137 get_signed_or_unsigned_type instead of
19138 lang_hooks.types.signed_or_unsigned_type.
19139 * expr.c (store_expr): Ditto.
19140 * langhooks.c (get_signed_or_unsigned_type): New.
19141 (lhd_signed_or_unsigned_type): New.
19142 * langhooks.h (lhd_signed_or_unsigned_type): New.
19143 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19145 2007-03-30 Richard Henderson <rth@redhat.com>
19147 * tree-ssa-loop-ivopts.c: Include target.h.
19148 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19149 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19150 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19151 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19153 2007-03-30 Richard Henderson <rth@redhat.com>
19154 Kai Tietz <kai.tietz@onevision.com>
19156 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19157 default for 64-bit.
19158 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19159 (TARGET_64BIT_MS_ABI): New.
19160 (DBX_REGISTER_NUMBER): Handle 64-bit.
19161 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19162 (LONG_TYPE_SIZE): Force to 32.
19163 (REG_PARM_STACK_SPACE): New.
19164 (OUTGOING_REG_PARM_STACK_SPACE): New.
19165 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19166 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19167 (STACK_BOUNDARY): Use 128 for 64-bit.
19168 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19169 Add 64-bit implementation.
19170 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19172 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19173 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19174 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19175 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19176 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19177 TARGET_64BIT_MS_ABI.
19178 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19179 (ix86_pass_by_reference): Likewise.
19180 (ix86_function_value_regno_p): Likewise.
19181 (ix86_build_builtin_va_list): Likewise.
19182 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19183 (function_arg_advance_ms_64): New.
19184 (function_arg_advance): Call it.
19185 (function_arg_ms_64): New.
19186 (function_arg): Call it.
19187 (function_value_ms_64): New.
19188 (ix86_function_value_1): Call it.
19189 (return_in_memory_ms_64): New.
19190 (ix86_return_in_memory): Call it.
19191 (setup_incoming_varargs_ms_64): New.
19192 (ix86_setup_incoming_varargs): Call it.
19193 (ix86_expand_prologue): Handle 64-bit stack probing.
19194 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19195 (output_pic_addr_const): Likewise.
19196 (x86_this_parameter): Likewise.
19197 (x86_output_mi_thunk): Likewise.
19198 (x86_function_profiler): Likewise.
19199 (TARGET_STRICT_ARGUMENT_NAMING): New.
19200 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19201 (TARGET_64BIT_MS_ABI): New.
19202 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19203 * config/i386/i386.md (allocate_stack_worker): Remove.
19204 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19205 describe the clobber of eax without a match_scratch.
19206 (allocate_stack_worker_postreload): Remove.
19207 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19208 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19209 (allocate_stack_worker_rex64_postreload): Remove.
19210 (allocate_stack): Handle 64-bit.
19211 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19212 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19213 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19214 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19215 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19216 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19217 * config.build (x86_64-*-mingw*): New host.
19218 * config.host (x86_64-*-mingw*): New host.
19219 * config.gcc (x86_64-*-mingw*): New target.
19220 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19222 2007-03-30 Richard Henderson <rth@redhat.com>
19223 Kai Tietz <kai.tietz@onevision.com>
19225 * c-pragma.c (struct def_pragma_macro_value): New.
19226 (struct def_pragma_macro): New.
19227 (pushed_macro_table): New.
19228 (dpm_hash, dpm_eq): New.
19229 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19230 (init_pragma): Install them.
19231 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19233 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19235 * config/avr/avr.c (avr_override_options): Clear
19236 'flag_delete_null_pointer_checks'.
19238 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19241 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19242 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19243 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19244 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19245 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19246 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19247 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19249 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19251 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19253 * regmove.c: Move all of pass_stack_adjustments from here...
19254 * combine-stack-adj.c: ...to this new file.
19255 * Makefile.in: Add rules for combine-stack-adj.o.
19257 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19259 PR tree-optimization/31383
19260 * tree-data-ref.c (affine_function_equal_p): Do not require the
19261 vectors to have the same length.
19263 2007-03-30 Jan Hubicka <jh@suse.cz>
19265 PR middle-end/30700
19266 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19267 availablility; add more sanity checking; ask varpool only about
19270 2007-03-29 Richard Henderson <rth@redhat.com>
19272 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19273 to decide, but __SIZEOF_LONG_LONG__.
19275 2007-03-29 Richard Henderson <rth@redhat.com>
19277 * emutls.c (struct __emutls_array): New.
19278 (emutls_destroy): Use it instead of casting element 0 from void*.
19279 (__emutls_get_address): Likewise.
19281 2007-03-29 Richard Henderson <rth@redhat.com>
19283 * varasm.c (initializer_constant_valid_p): Don't deny
19284 DECL_DLLIMPORT_P on functions.
19286 * config/i386/cygming.h: Remove function declarations.
19287 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19288 (ASM_OUTPUT_LABELREF): Remove.
19289 (COMMON_ASM_OP): Remove.
19290 (ASM_OUTPUT_COMMON): Remove.
19291 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19292 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19293 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19294 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19295 Rename from TARGET_ENCODE_SECTION_INFO.
19296 * config/i386/netware.h: Likewise.
19297 * config/i386/i386-protos.h: Update.
19298 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19299 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19300 (legitimate_constant_p): Reject dllimports.
19301 (dllimport_map, get_dllimport_decl): New.
19302 (legitimize_dllimport_symbol): New.
19303 (legitimize_address, ix86_expand_move): Use it.
19304 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19305 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19306 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19307 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19308 * config/i386/predicates.md (constant_call_address_operand): Only
19309 accept symbols; reject dllimport_p symbols.
19310 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19311 i386_pe_maybe_record_exported_symbol.
19312 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19313 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19314 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19315 trust the setting of DECL_DLLIMPORT_P.
19316 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19317 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19318 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19319 tidy the argument scanning loop.
19320 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19321 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19322 (i386_pe_strip_name_encoding): Remove.
19323 (i386_pe_binds_local_p): New.
19324 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19325 (i386_pe_output_labelref): Remove.
19326 (i386_pe_asm_output_aligned_decl_common): New.
19327 (i386_pe_maybe_record_exported_symbol): Rename from
19328 i386_pe_record_exported_symbol; check for dllexported symbols.
19330 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19332 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19333 add comment explaining why vsnprintf cannot be used.
19335 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19337 PR tree-optimization/30666
19338 * tree.c (build_complex_type): When creating type names for DWARF2
19339 debug info, create TYPE_DECLs for TYPE_NAME instead of
19341 (build_common_tree_nodes_2): Use build_complex_type when building
19342 predefined complex types, to preserve canonical types.
19344 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19346 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19347 (noce_get_alt_condition): Look at it to determine whether to
19348 reverse the condition or not.
19349 (noce_get_condition): Substitute the truth for lies.
19350 (noce_find_if_block): Set the then_else_reversed field.
19352 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19354 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19355 destination of this insn.
19356 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19357 than calling gen_rtx_SET directly. Use r0 to hold the value of
19358 'address + 4' rather than a stack based temporary which can be
19359 mis-optimized away.
19361 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19363 * config/s390/s390.c (s390_secondary_input_reload_class,
19364 s390_secondary_output_reload_class): Functions removed.
19365 (s390_secondary_reload): New function.
19366 (TARGET_SECONDARY_RELOAD): Target macro defined.
19367 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19368 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19369 * config/s390/s390.md ("reload_outti", "reload_outdi",
19370 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19371 "reload_out<mode>"): Expanders removed.
19372 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19373 "reload<mode>_nonoffmem_out"): Expanders added.
19375 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19377 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19378 action if SRC->DEST replacement failed anyway.
19380 2007-03-28 Mike Stump <mrs@apple.com>
19382 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19383 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19384 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19386 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19388 * config.gcc: Accept barcelona as a variant of amdfam10.
19389 * config/i386/i386.c (override_options): Likewise.
19390 * doc/invoke.texi: Likewise.
19392 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19394 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19395 offsets for BIT_FIELD_REF and COMPONENT_REF.
19397 2007-03-28 Richard Guenther <rguenther@suse.de>
19399 * tree.c (is_global_var): Move ...
19400 * tree-flow-inline.h (is_global_var): ... here.
19401 * tree.h (is_global_var): Remove declaration.
19403 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19405 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19407 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19408 * config/i386/i386.c (ix86_tune_features): Initialize new
19410 * config/i386/predicates.md (promotable_binary_operator): Use
19411 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19413 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19416 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19418 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19420 * config/fr30/fr30.md (movsi_internal): Change destination
19421 constraint from m to V and add m to the end.
19423 2007-03-28 Christian Bruel <christian.bruel@st.com>
19425 * config/sh/sh.md (movsi_i): Fix type attribute.
19427 2007-03-28 Christian Bruel <christian.bruel@st.com>
19429 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19430 (movsf_ie): Likewise.
19432 2007-03-28 Christian Bruel <christian.bruel@st.com>
19434 * config.gcc: Add sh4-300 to multilib.
19435 * config/sh/t-mlib-sh4-300: New file.
19437 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19439 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19440 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19441 fix_trunc<mode>di2.
19442 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19443 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19444 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19445 "fixuns_trunctddi2"): Whitespace fix.
19447 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19449 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19450 the definition of struct sh_args.
19451 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19452 CALL_COOKIE_INT_REG_GET): Likewise.
19454 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19456 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19457 transformations are applied successfully.
19459 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19461 * tree.c (tree_contains_struct): Permit 512 tree codes.
19462 * tree.h (tree_contains_struct): Ditto.
19463 (MAX_TREE_CODES): Ditto.
19464 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19465 SPARE member to store remaining padding bits.
19467 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19469 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19472 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19474 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19475 * configure: Regenerate.
19477 * configure: Regenerate using the correct version of autoconf.
19479 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19481 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19483 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19484 regs to "__SP_L__" and "__SP_H__".
19486 2007-03-27 Richard Guenther <rguenther@suse.de>
19488 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19489 computations with it with a HOST_WIDE_INT variable.
19491 2007-03-26 Mike Stump <mrs@apple.com>
19493 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19494 objective-c-header, objective-c++-header and objc++-cpp-output
19496 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19498 2007-03-26 Richard Henderson <rth@redhat.com>
19501 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19502 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19503 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19504 IX86_BUILTIN_PSRLQ128): New.
19505 (ix86_init_mmx_sse_builtins): Add them.
19506 (ix86_expand_builtin): Expand them.
19507 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19508 operand 2 be TImode.
19509 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19510 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19511 _mm_srli_epi64): Mark __B const.
19512 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19513 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19514 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19515 new two-vector shift builtins.
19517 2007-03-26 Ian Lance Taylor <iant@google.com>
19519 PR tree-optimization/31345
19520 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19521 [+INF, +INF(OVF)] into VARYING.
19523 2007-03-26 Zack Weinberg <zackw@panix.com>
19525 * gengtype-parse.c: New file.
19526 * gengtype-yacc.y: Delete.
19527 * gengtype-lex.l: Don't include gengtype-yacc.h.
19528 Define YY_DECL and yyterminate appropriately for recursive
19529 descent parser. yylval is now a string out-parameter to yylex.
19530 (HWS, EOID): New shorthand.
19531 (IWORD): Add a couple more types.
19532 (yylex): Add a setup stanza. Remove the complex rules for
19533 detecting GTY'ed types and typedefs; replace with simple
19534 keyword detectors. Adjust everything for the changed
19535 definition of yylval. Ignore all pp-directives, not just #define.
19537 (parse_file): Rename yybegin; do not call yyparse.
19539 * gengtype.c (xasprintf): Export again.
19540 (this_file): New. Use everywhere __FILE__ was being used.
19541 (get_lang_bitmap): Special case types defined in gengtype.c.
19542 (do_typedef, new_structure): Suppress definition of certain types.
19543 (new_structure): Improve diagnostics of duplicate definitions.
19544 Make sure location_s is associated with input.h.
19545 (nreverse_pairs, define_location_structures): New functions.
19546 (main): Improve tagging of kludge types. Remove old kludges
19547 for input.h types; use define_location_structures.
19548 * gengtype.h: Update prototypes. Define token codes here.
19549 * Makefile.in: Remove all references to gengtype-yacc.
19550 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19552 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19553 add GTY((skip)) to the field that's only conditionally there.
19554 * doc/install.texi: Document that Bison is no longer required
19555 unless building treelang.
19557 * gengtype.c: Don't include gtyp-gen.h.
19558 (srcdir): Declare here.
19559 (base_files, lang_dir_names): Allocate dynamically.
19560 (gt_files, num_gt_files, num_lang_dirs): New globals.
19561 (measure_input_list, read_input_line, read_input_list)
19562 (set_lang_bitmap): New functions.
19563 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19564 simplify, relying on read_input_list to set up the bitmaps.
19565 (main): Arguments are no longer unused. Check for correct number
19566 of command line arguments, set srcdir and srcdir_len, then call
19567 read_input_list, before doing anything else. No need to worry
19568 about duplicates in main loop.
19569 * configure.ac: Simplify the calculation of all_gtfiles.
19570 Put language tags in there. Don't set or substitute
19571 all_gtfiles_files_langs or all_gtfiles_files_frags.
19572 * Makefile.in: Revamp the way gengtype is invoked, now that it
19573 takes a file on its command line with a much simpler format.
19574 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19575 (GTFILES): Remove duplicates and C source files.
19576 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19577 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19578 * configure: Regenerate.
19580 * gengtype.h: Remove all type definitions to gengtype.c; leave
19581 only definitions of options_p, type_p, and pair_p as opaque
19582 pointers. Update prototypes.
19583 * gengtype.c: Many type definitions moved here from gengtype.h.
19584 Consolidate type definitions at the top of the file.
19585 (xvasprintf): Delete.
19586 (xasprintf): Make static.
19587 (create_nested_pointer_option): Add 'next' parameter.
19588 (create_field_all, create_field_at): New functions.
19589 (create_field): Now a thin wrapper around create_field_all.
19590 (create_optional_field): Rename create_optional_field_ and add
19591 line argument. Original name is now a macro which supplies
19593 (oprintf): Use vsnprintf directly.
19594 (close_output_files): Use fatal rather than perror/exit.
19595 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19596 (main): Set progname. Don't use exit.
19597 * gengtype-yacc.y (struct_fields): Use create_field_at.
19598 (option, optionseqopt): Delete.
19599 (optionseq): Consolidate productions from option here so we
19600 can use the first argument to create_option.
19602 * gengtype-lex.l: Distinguish unions from structures in the
19603 token type. Don't call find_structure; return the tag as a string.
19604 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19605 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19606 string. Reorganize typedef_struct production accordingly.
19607 Use create_nested_ptr_option.
19608 * gengtype.c (create_nested_ptr_option): New function.
19609 * gengtype.h: Declare it.
19611 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19612 (string_type): Don't declare.
19613 (do_scalar_typedef): Declare.
19614 (create_scalar_type): Update prototype.
19615 * gengtype.c (string_type): Make static.
19616 (scalar_nonchar, scalar_char): New.
19617 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19618 (resolve_typedef): Use scalar_nonchar for error recovery.
19619 (create_scalar_type): Remove name_len field. Return scalar_char
19620 or scalar_nonchar as appropriate.
19621 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19622 to use string_type.
19623 (throughout): Use scalar_nonchar instead of calling
19624 create_scalar_type, whenever possible.
19625 (main): Initialize scalar_char and scalar_nonchar before calling
19627 * gengtype-lex.l: Adjust for removal of second argument to
19628 create_scalar_type. Use yylval.s instead of yylval.t when
19630 * gengtype-yacc.y: Type of SCALAR is string. Call
19631 create_scalar_type from type:SCALAR rule. Adjust for removal of
19632 second argument to create_scalar_type.
19634 * vec.h: Remove all #if IN_GENGTYPE blocks.
19635 Add comment saying that changes may require adjustments to gengtype.
19636 * gengtype.c: Don't include coretypes.h or tm.h.
19637 Add comment to inclusion of errors.h.
19638 (note_def_vec, note_def_vec_alloc): New functions.
19639 * gengtype.h: Declare new functions.
19640 * gengtype-lex.l: Don't include coretypes.h.
19641 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19643 (update_lineno): Remove unnecessary prototype.
19644 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19645 (VEC rule): Just return VEC_TOKEN.
19646 * gengtype-yacc.y (VEC_TOKEN): New token type.
19647 (type): Add a production for VEC(a,b).
19648 * Makefile.in: Update dependencies.
19650 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19651 typedefs that use the old PARAMS macro.
19653 * gengtype-lex.l: Remove all rules and states relating to yacc
19655 * gengtype-yacc.y: Similarly.
19656 * gengtype.c (note_yacc_type): Delete function.
19657 * gengtype.h: Update prototypes.
19659 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19661 * tree-pretty-print.c (dump_generic_node): Report precision of
19662 unnamed integer types.
19664 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19666 * ifcvt.c (noce_try_store_flag_constants): Don't check
19667 no_new_pseudos here.
19668 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19669 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19670 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19671 noce_try_sign_mask): Likewise.
19672 (if_convert): Check no_new_pseudos here.
19674 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19676 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19677 (noce_get_condition): Handle new then_else_reversed argument.
19678 (noce_init_if_info): Remove, fold into noce_find_if_block.
19679 (noce_process_if_block): Take a struct noce_if_info as the
19680 argument. Don't set up one based on ce_if_info. Update pointer
19681 references accordingly.
19682 (cond_move_process_if_block): Likewise.
19683 (process_if_block): Removed.
19684 (find_if_block): Removed. Move functionality two new functions,
19685 noce_find_if_block and cond_exec_find_if_block.
19686 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19687 blocks and the symmetric IF-ELSE-JOIN case.
19688 (cond_exec_find_if_block): Also new function mostly based on old
19689 find_if_block and process_if_block.
19690 (find_if_header): Replace find_if_block call with separately
19691 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19692 (find_cond_trap): Update noce_get_condition call.
19693 (dead_or_predicable): Likewise.
19695 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19697 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19699 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19700 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19701 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19702 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19703 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19704 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19705 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19706 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19707 __builtin_ia32_psrad128 builtins.
19709 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19711 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19712 * config/i386/constraints.md
19713 (define_constraint "I"): Use IN_RANGE macro.
19714 (define_constraint "J"): Ditto.
19715 (define_constraint "K"): Ditto.
19716 (define_constraint "M"): Ditto.
19717 (define_constraint "N"): Ditto.
19718 (define_constraint "O"): Ditto.
19719 * config/i386/predicates.md
19720 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19721 (define_predicate "const_0_to_3_operand"): Ditto.
19722 (define_predicate "const_0_to_7_operand"): Ditto.
19723 (define_predicate "const_0_to_15_operand"): Ditto.
19724 (define_predicate "const_0_to_63_operand"): Ditto.
19725 (define_predicate "const_0_to_255_operand"): Ditto.
19726 (define_predicate "const_1_to_31_operand"): Ditto.
19727 (define_predicate "const_2_to_3_operand"): Ditto.
19728 (define_predicate "const_4_to_7_operand"): Ditto.
19730 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19732 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19733 in SImode for save_world.
19734 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19737 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19739 PR tree-optimization/30784
19740 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19743 2007-03-25 Revital Eres <eres@il.ibm.com>
19745 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19746 Fold movement_possibility function into it.
19748 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19750 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19751 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19752 (call_indirect_nonlocal_darwin64): Same.
19753 (call_nonlocal_darwin64): Same.
19754 (call_value_indirect_nonlocal_darwin64): Same.
19755 (call_value_nonlocal_darwin64): Same.
19756 (sibcall_nonlocal_darwin64): Same.
19757 (sibcall_value_nonlocal_darwin64): Same.
19758 (sibcall_symbolic_64): Same.
19759 (sibcall_value_symbolic_64): Same.
19760 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19762 (rs6000_emit_load_toc_table): Same.
19763 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19764 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19766 (divss_call): Same.
19767 (divus_call): Same.
19768 (quoss_call): Same.
19769 (quous_call): Same.
19770 (load_toc_v4_pic_si): Same
19771 (load_toc_v4_PIC_1): Same.
19772 (load_toc_v4_PIC_1b): Same.
19773 (call_indirect_aix{32,64}): Same.
19774 (call_value_indirect_aix{32,64}): Same.
19776 (call_value): Same.
19777 (call_local{32,64}): Same.
19778 (call_value_local{32,64}): Same.
19779 (call_indirect_nonlocal_aix{32,64}): Same.
19780 (call_nonlocal_aix{32,64}): Same.
19781 (call_value_indirect_nonlocal_aix{32,64}): Same.
19782 (call_value_nonlocal_aix{32,64}): Same.
19783 (call_indirect_nonlocal_sysv<mode>): Same.
19784 (call_nonlocal_sysv<mode>): Same.
19785 (call_value_indirect_nonlocal_sysv<mode>): Same.
19786 (call_value_nonlocal_sysv<mode>): Same.
19788 (sibcall_local{32,64}): Same.
19789 (sibcall_value_local{32,64}): Same.
19790 (sibcall_nonlocal_aix{32,64}): Same.
19791 (sibcall_value_nonlocal_aix{32,64}): Same.
19792 (sibcall_nonlocal_sysv<mode>): Same.
19793 (sibcall_value): Same.
19794 (sibcall_value_nonlocal_sysv<mode>): Same.
19796 2007-03-24 Paul Brook <paul@codesourcery.com>
19798 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19799 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19801 2007-03-24 Richard Henderson <rth@redhat.com>
19803 * config/ia64/constraints.md: New file.
19804 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19805 satisfies_constraint_?.
19806 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19807 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19808 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19809 ia64_output_mi_thunk): Likewise.
19810 (ia64_const_ok_for_letter_p): Remove.
19811 (ia64_const_double_ok_for_letter_p): Remove.
19812 (ia64_extra_constraint): Remove.
19813 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19814 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19815 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19816 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19817 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19818 EXTRA_MEMORY_CONSTRAINT): Remove.
19819 * config/ia64/ia64.md: Include constriants.md. Replace
19820 CONST_OK_FOR_? with satisfies_constraint_?.
19822 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19823 H.J. Lu <hongjiu.lu@intel.com>
19825 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19827 (name macros): Use DPD_BID_NAME to convert names properly.
19829 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19830 decimal floating point format.
19831 (init_floating_libfuncs): Change decimal functions so that they
19832 have a "bid_" prefix if the decimal system uses the BID format,
19833 and "dpd_" prefix if the decimal system uses the DPD format.
19834 (init_interclass_conv_libfuncs): Ditto.
19835 (init_intraclass_conv_libfuncs): Ditto.
19837 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19838 using the BID format.
19840 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19841 whether we are using the BID decimal format.
19842 * configure: Regenerate.
19844 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19845 the compiler has decimal floating point enabled. Define
19846 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19849 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19850 using the BID format.
19852 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19853 whether we are using the BID decimal format.
19854 * configure: Regenerate.
19856 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19857 the compiler has decimal floating point enabled. Define
19858 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19861 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19862 options, and that it is enabled for i386/x86_64 systems.
19864 * Makefile.in (enable_decimal_float): New.
19866 (DECNUMINC): Add -I$(DECNUMFMT).
19867 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19868 to $(DECNUMFMT) from $(DECNUM).
19870 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19871 Substitute enable_decimal_float.
19872 * configure: Regenerated.
19875 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19878 * configure.ac: Enable decimal float for x86_64-*-linux*.
19879 * configure: Regenerated.
19882 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19883 decimal128ClearSign to flip and clear the sign bit in decimal128.
19884 (decimal_real_maxval): Set decimal128SetSign to set the sign
19887 2007-03-23 Ian Lance Taylor <iant@google.com>
19889 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19891 2007-03-23 Ian Lance Taylor <iant@google.com>
19893 * tree-dump.c (dump_files): Correct comment.
19895 2007-03-23 Ian Lance Taylor <iant@google.com>
19897 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19899 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19901 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19902 in cfglayout mode. Don't go into and out of cfglayout mode.
19903 Link the blocks in the order of the constructed traces.
19904 (rest_of_handle_tracer): Adjust call to tracer.
19905 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19906 Don't go into cfglayout mode.
19907 (rtl_loop_done): Don't go out of cfglayout mode.
19908 * cfglayout.c (relink_block_chain): New function, split out from...
19909 (fixup_reorder_chain): ...here. Remove redundant checking.
19910 (cfg_layout_finalize): Don't clear the header, footer, and aux
19911 fields here, move the code to do so to relink_block_chain. Likewise
19912 for free_original_copy_tables.
19913 * rtl.h (tracer): Update prototype.
19914 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19915 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19916 mode. Use relink_block_chain to serialize the CFG according to the
19917 new basic block order. Move targetm.cannot_modify_jumps_p check from
19919 (gate_handle_reorder_blocks): ...to here.
19920 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19922 (gate_duplicate_computed_gotos): ...to here.
19923 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19924 something always changes when going into and out of cfglayout mode.
19925 Perform an expensive cfg cleanup while going into cfglayout mode.
19926 Always update liveness information on HAVE_conditional_execution
19927 targets. Reserialize the basic blocks and go out of cfglayout mode.
19928 * reg-stack.c: Include cfglayout.h.
19929 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19930 the call to reorder_basic_blocks.
19931 * basic-block.h (reorder_basic_blocks): Update prototype.
19932 (relink_block_chain): New prototype.
19933 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19935 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19937 * config/mips/mips.md (type, hazard, *movdi_32bit,
19938 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19939 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19940 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19941 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19942 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19944 (movcc): Change first xfer to multi.
19945 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19946 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19947 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19948 config/mips/generic.md: Change reservations using "xfer" to use
19950 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19951 using match_operand.
19952 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19953 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19955 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19957 2007-03-22 Richard Henderson <rth@redhat.com>
19959 * config/i386/i386.c: Remove unnecessary function declarations.
19960 Move targetm definition, and all related macros, to the end of
19961 the file. Resort some functions to put definitions before uses.
19962 (ix86_attribute_table): Make static. Move to end of file.
19963 (ix86_gimplify_va_arg): Make static.
19965 2007-03-22 Richard Henderson <rth@redhat.com>
19967 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19968 don't increase local_regparm with force_align_arg_pointer check.
19969 (ix86_function_sseregparm): Assert 32-bit.
19970 (type_has_variadic_args_p): New.
19971 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19972 type_has_variadic_args_p.
19973 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19974 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19975 use memset instead. Do maybe_vaarg check first; skip attribute
19976 tests if true; skip attribute tests for 64-bit.
19977 (construct_container): Remove TARGET_DEBUG_ARG.
19978 (function_arg_advance_32, function_arg_advance_64): Split out ...
19979 (function_arg_advance): ... from here.
19980 (function_arg_32, function_arg_64): Split out ...
19981 (function_arg): ... from here.
19982 (ix86_pass_by_reference): Tidy.
19983 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19984 (function_value_32): New, from parts of ix86_function_value
19985 and ix86_value_regno.
19986 (function_value_64): New, from parts of ix86_function_value
19987 and ix86_libcall_value.
19988 (ix86_function_value_1): New.
19989 (ix86_function_value, ix86_libcall_value): Use it.
19990 (return_in_memory_32, return_in_memory_64): Split out ...
19991 (ix86_return_in_memory): ... from here.
19992 (ix86_struct_value_rtx): Skip for 64-bit.
19993 (ix86_libcall_value, ix86_value_regno): Remove.
19994 (setup_incoming_varargs_64): Split out ...
19995 (ix86_setup_incoming_varargs): ... from here.
19996 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19997 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19998 * config/i386/i386-protos.h (ix86_function_value): Remove.
19999 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
20001 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20004 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
20005 infinities not supported, otherwise emit warning if -Woverflow. On
20006 underflow, emit warning if -Woverflow.
20007 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
20009 * real.h (real_from_string): Update declaration
20011 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
20012 Richard Henderson <rth@redhat.com>
20014 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
20015 * calls.c (compute_argument_block_size, expand_call,
20016 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
20017 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
20018 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
20019 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
20020 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
20021 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
20022 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
20023 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
20026 2007-03-22 Joseph Myers <joseph@codesourcery.com>
20028 * c-incpath.c (add_sysroot_to_chain): New.
20029 (merge_include_chains): Add sysroot argument. Call
20030 add_sysroot_to_chain if sysrooted.
20031 (register_include_chains): Update call to merge_include_chains.
20032 * doc/cppopts.texi: Document use of '=' in include directory
20035 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
20037 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
20038 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
20039 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
20040 insn pattern using X87MODEF12 mode macro.
20042 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
20044 * regmove.c (regmove_optimize): Use reg_mentioned_p
20045 instead of reg_overlap_mentioned_p for DST.
20047 2007-03-21 Mike Stump <mrs@apple.com>
20049 * c.opt: Fixup for Objective-C/C++.
20051 2007-03-21 Steve Ellcey <sje@cup.hp.com>
20053 * explow.c (convert_memory_address): Fold memory reference when
20054 POINTERS_EXTEND_UNSIGNED < 0
20056 2007-03-21 Richard Henderson <rth@redhat.com>
20059 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
20060 * config/i386/mmintrin.h (__m64): Likewise.
20061 * config/i386/xmmintrin.h (__m128): Likewise.
20063 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20065 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20066 (VXWORKS_OS_CPP_BUILTINS): Define.
20067 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20068 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20070 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20072 * rtl.h (constant_pool_reference_p): Delete.
20073 (find_constant_src): Declare.
20074 * rtlanal.c (find_constant_src): New function.
20075 * simplify-rtx.c (constant_pool_reference_p): Delete.
20076 * config/i386/i386.md: Use find_constant_src instead of
20077 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20079 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20081 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20082 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20084 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20086 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20087 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20088 (arm_elf_asm_constructor): Use it.
20089 (arm_elf_asm_destructor): New function.
20091 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20093 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20095 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20097 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20099 2007-03-19 Andrew Haley <aph@redhat.com>
20101 PR tree-optimization/31264
20102 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20103 VIEW_CONVERT_EXPRs.
20105 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20107 PR rtl-optimization/30907
20108 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20109 (fwprop_init): Always call loop_optimizer_initialize.
20110 (fwprop_done): Always call loop_optimizer_finalize.
20111 (fwprop): We always have loop info now.
20112 (gate_fwprop_addr): Remove.
20113 (pass_fwprop_addr): Use gate_fwprop as gate.
20115 PR rtl-optimization/30841
20116 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20117 df_chain_alloc): Call df_reorganize_refs unconditionally.
20118 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20119 refs_organized to refs_organized_size.
20120 (df_ref_create_structure): Use refs_organized_size instead of
20121 bitmap_size if refs had been organized, and keep refs_organized_size
20123 * df.h (struct df_ref_info): Change refs_organized to
20124 refs_organized_size.
20125 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20128 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20130 * except.c (output_function_exception_table): Do not reference the
20131 EH personality routine for functions that do not require an
20134 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20137 * c-typeck.c (convert_for_assignment): Call comptypes for
20138 RECORD_TYPE or UNION_TYPE.
20140 PR inline-asm/30505
20141 * reload1.c (reload): Do invalid ASM checking after
20142 cleanup_subreg_operands.
20144 2007-03-19 Jeff Law <law@redhat.com>
20146 * tree-cfg.c (find_taken_edge): Tighten conditions for
20147 optimizing computed gotos.
20149 2007-03-19 Michael Matz <matz@suse.de>
20151 * builtins.c (expand_builtin_sync_operation,
20152 expand_builtin_compare_and_swap,
20153 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20156 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20157 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20160 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20162 * doc/tm.texi: Add brackets around the return type of
20163 TARGET_SECONDARY_RELOAD.
20165 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20166 Richard Guenther <rguenther@suse.de>
20168 PR tree-optimization/31254
20169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20170 Use handled_component_p () where appropriate. Continue
20171 propagating into the rhs if we propagated into an INDIRECT_REF
20174 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20176 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20177 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20178 (xde, xdee): Mode attributes adjusted to support DFP modes.
20179 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20180 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20181 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20182 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20183 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20184 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20185 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20187 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20188 "movsf"): Insn definitions removed.
20189 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20190 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20191 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20193 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20194 "reload_in<mode>", "reload_out<mode>"): Expander added.
20195 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20198 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20200 * config/s390/s390.md: Only non-functional changes. Renamed
20201 FPR mode macro to BFP all over the file.
20203 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20205 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20206 (op_type attribute): RRF instruction type added.
20207 (fT0): New mode attribute.
20208 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20209 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20210 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20211 instruction no secondary memory is needed when moving DFmode values
20212 between GPRs and FPRs.
20214 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20216 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20217 inverted and documentation adjusted.
20218 ("mhard-dfp", "msoft-dfp"): New options.
20219 * config/s390/s390.c (s390_handle_arch_option): New architecture
20221 (override_options): Sanity checks for the new options added.
20222 * config.gcc: New architecture switch: z9-ec.
20223 * config/s390/s390.h (processor_flags): PF_DFP added.
20224 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20225 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20226 when the bit is NOT set so remove it from the defaults.
20228 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20230 * genemit.c (main): Print include statement for dfp.h.
20231 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20234 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20236 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20238 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20241 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20242 instead of PATTERN.
20244 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20246 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20247 attr_length_call, output_call, output_indirect_call): Cleanup
20248 formatting of targetm calls.
20250 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20252 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20254 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20256 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20257 reservation, bypass and anti-bypass descriptions for these
20258 instructions. Update move patterns.
20259 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20262 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20264 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20265 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20266 (get_initial_def_for_reduction): Likewise.
20268 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20270 Fix PR tree-optimization/29922
20271 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20272 (get_representative): Removed.
20273 (value_dies_in_block_x): Update for rvuse removal.
20274 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20275 (compute_antic_aux): Handle when PHI nodes appear in
20276 non-single-successors.
20277 (dump_bitmap_of_names): Removed.
20278 (compute_antic_safe): Renamed and removed rvuse calculation.
20279 Calculate only antic safe.
20280 (insert_into_preds_of_block): Remove assert.
20281 (execute_pre): Update for renamed functions.
20282 (defer_or_phi_translate_block): New function.
20284 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20286 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20287 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20289 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20290 Follow spelling conventions.
20292 * tree-data-ref.h: Remove the prototype for analyze_array.
20294 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20296 PR tree-optimization/31041
20297 * tree-vect-transform.c (get_initial_def_for_induction): Call
20298 force_gimple_operand.
20300 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20302 * ipa-type-escape.c (look_for_casts) : Revert code to use
20303 handled_component_p due to ada test a-numaux.adb.
20305 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20307 * final.c (final_scan_insn): Alter the condition of a
20308 conditional trap if we have nonstandard CC.
20310 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20312 * configure.ac: Remove excess quoting from asm line 0 test.
20313 * configure: Rebuilt.
20315 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20317 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20318 * c-common.c (convert_and_check): Move warning logic to...
20319 (warnings_for_convert_and_check): ...here. Define.
20320 * c-common.h (warnings_for_convert_and_check): Declare.
20322 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20324 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20325 (output_call): Likewise.
20327 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20329 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20331 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20333 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20335 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20337 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20338 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20340 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20342 PR tree-optimization/31183
20343 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20344 Use double_int instead of unsigned int for representing access_strides.
20345 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20347 2007-03-16 Richard Guenther <rguenther@suse.de>
20349 PR tree-optimization/31146
20350 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20351 to allow recursion of forward_propagate_addr_expr.
20352 (forward_propagate_addr_into_variable_array_index): Likewise.
20353 (forward_propagate_addr_expr): Likewise.
20354 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20355 (forward_propagate_addr_expr_1): Recurse on simple copies
20356 instead of propagating into them. Do so for useless conversions
20358 (forward_propagate_addr_expr): Clean up unused statements after
20361 2007-03-16 Richard Guenther <rguenther@suse.de>
20363 * builtins.c (expand_builtin_cexpi): Use the right argument
20364 for the expansion via cexp.
20366 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20368 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20369 * configure: Rebuilt.
20371 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20374 * dwarf2out.c (force_type_die): Adjust comment.
20375 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20377 2007-03-15 DJ Delorie <dj@redhat.com>
20379 * config/frv/predicates.md (minmax_operator): Don't check operands
20382 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20384 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20385 Update constant estimates of number of iterations.
20386 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20387 argument renamed to "realistic".
20388 (compute_estimated_nb_iterations): Removed.
20389 (record_niter_bound): New function.
20390 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20391 call record_nonwrapping_iv with upper = false.
20392 (infer_loop_bounds_from_signedness): Pass upper argument to
20393 record_nonwrapping_iv.
20394 (estimate_numbers_of_iterations_loop): Do not call
20395 compute_estimated_nb_iterations. Record estimate based on profile
20396 information. Initialize the constant estimates of number of
20398 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20400 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20401 number of iterations is too small.
20402 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20403 (EST_NOT_AVAILABLE): Removed.
20404 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20405 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20408 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20410 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20411 Handle NE_EXPR guards.
20413 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20416 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20417 Set also -pedantic-errors by default for the preprocessor unless
20418 -fpermissive is given.
20420 2007-03-15 Richard Guenther <rguenther@suse.de>
20422 PR middle-end/29719
20423 PR middle-end/31161
20424 * builtins.c (expand_builtin_cexpi): As a fallback if we
20425 don't have builtins for sincos or cexp create a function
20426 declaration for cexp and expand to a call to that.
20427 (expand_builtin_int_roundingfn): Always fall
20428 back to floor/ceil and its variants even if they may be
20431 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20433 PR middle-end/31159
20434 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20435 jump tables, move the call to delete_dead_jumptables from here...
20436 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20437 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20438 don't allow merging of blocks that try_redirect_by_replacing_jump
20439 also does not handle when not optimizing.
20441 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20442 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20444 * config/i386/i386.md (x86_sahf_1): Correctly handle
20447 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20450 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20451 x86_64_general_operand as operand[2] predicate. Remove "iF"
20452 from operand constraints and use "e" constraint instead.
20453 (*subti3_1, *subti3_1 splitter): Ditto.
20454 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20455 operand[1] predicate.
20457 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20459 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20460 arrays, multiply the access strides by the size of the sub-array.
20461 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20463 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20465 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20466 the configured assembler supports the sahf mnemonic.
20467 * configure: Regenerate.
20468 * config.in: Regenerate.
20470 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20471 emit "sahf" or ".byte\t0x9e" as asm template.
20473 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20476 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20477 option to replace hard coded TARGET_xxx in md file.
20478 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20479 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20480 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20481 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20482 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20483 (X86_TUNE_NOT_VECTORMODE): Ditto.
20484 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20485 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20486 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20487 (TUNE_SLOW_IMUL_IMM8): Ditto.
20488 (TUNE_MOVE_M1_VIA_OR): Ditto.
20489 (TUNE_NOT_UNPAIRABLE): Ditto.
20490 (TUNE_NOT_VECTORMODE): Ditto.
20492 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20495 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20496 tuning options instead of hard coded TARGET_xxx.
20497 (fix ssemode peephole2's): Ditto.
20498 (imul peephole2's): Ditto.
20500 (movdi_or_rex64): Ditto.
20501 (move peephole2): Ditto.
20502 (not peephole2's): Ditto.
20504 2007-03-14 Dirk Mueller <dmueller@suse.de>
20506 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20507 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20508 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20510 * c-parser.c (c_parser_do_statement): Warn about empty body in
20511 do/while statement.
20512 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20513 * doc/invoke.texi (-Wempty-body): Update documentation.
20515 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20518 * c-common.h (warn_for_div_by_zero): Declare.
20519 * c-common.c (warn_for_div_by_zero): Define.
20520 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20523 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20525 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20526 to PREFIX and STANDARD_PREFIX.
20528 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20529 Phil Edwards <phil@codesourcery.com>
20531 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20532 (__gthread_once_t): Remove busy field for RTPs.
20533 (__GTHREAD_ONCE_INIT): Update accordingly.
20535 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20537 * doc/invoke.texi: Document VxWorks options.
20539 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20541 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20543 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20545 PR tree-optimization/30590
20546 * tree-nrv.c (tree_nrv): Check for the partial update of the
20549 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20551 * flags.h (flag_random_seed): Remove declaration, in favor of...
20552 * toplev.h (get_random_seed, set_random_seed): ... these.
20553 * tree.c (get_file_function_name): Use the former.
20554 * opts.c (common_handle_option): Use the latter.
20557 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20559 PR middle-end/31127
20560 * cse.c (cse_find_path): Do not bail out if a basic block that
20561 we already visited now becomes part of a path that starts at a
20562 different basic block. Just disallow this, to make sure we
20563 visit each basic block at most once.
20565 2007-03-13 Jan Hubicka <jh@suse.cz>
20567 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20568 attributes, when profile esitmate is present, calls with very low
20569 frequency are cold.
20571 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20573 PR tree-optimization/30730
20574 PR tree-optimization/26900
20575 * tree-ssa-loop-niter.c: Include gmp.h.
20576 (bounds): New type.
20577 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20578 split_to_var_and_offset, determine_value_range,
20579 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20580 bound_difference, bounds_add, bounds_negate,
20581 number_of_iterations_ne_max, dump_affine_iv): New functions.
20582 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20583 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20584 difference of initial and final value of control iv to validate
20586 (number_of_iterations_cond): Add loop parameter. Determine bounds
20587 on the difference of the extremes of the control iv. Add dumps.
20588 (expand_simple_operations): Handle phi nodes.
20589 (simplify_using_initial_conditions): Do not record used conditions.
20590 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20591 Do not set additional_info.
20592 (implies_nonnegative_p, implies_ge_p): Removed.
20593 (derive_constant_upper_bound): Do not use parameter `additional'.
20594 (record_estimate): Parameter `additional' removed. Parameter
20595 `i_bound' added. Do not call derive_constant_upper_bound.
20596 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20597 bound the number of iterations estimate.
20598 (estimate_numbers_of_iterations_loop): Pass the estimate from
20599 the number of iterations analysis to record_estimate.
20600 * tree.h (multiple_of_p): Declare.
20601 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20602 (scev_const_prop): Do not check expression_expensive_p.
20603 * fold-const.c (multiple_of_p): Exported.
20604 * double-int.c (double_int_mask): Exported.
20605 * double-int.h (double_int_mask): Declare.
20606 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20607 field. Added max field.
20609 2007-03-13 David Taylor <taylor@candd.org>
20612 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20615 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20618 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20619 two unamed patterns.
20621 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20623 * config/i386/i386.opt (mcx16, msahf): New options.
20624 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20625 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20627 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20628 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20629 Output -mcx16 and -msahf options when corresponding bit is set.
20631 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20632 and -msahf options.
20634 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20636 * configure.ac: Test for assembler tolerance to # 0 "".
20637 * configure, config.in: Rebuilt.
20638 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20640 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20642 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20644 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20645 (handle_syscall): Handle direct system calls.
20646 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20648 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20650 * doc/invoke.texi: Fix cpp.info cross-reference.
20651 * doc/passes.texi: Fix gcc.info cross-reference.
20653 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20655 PR tree-optimization/30835
20656 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20657 bb_for_stmt is not NULL before accessing it.
20659 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20661 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20664 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20667 * doc/install.texi: Document --enable-stage1-languages
20669 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20671 * tree-pass.h (pass_into_cfg_layout_mode,
20672 pass_outof_cfg_layout_mode): Declare.
20673 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20674 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20675 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20676 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20678 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20680 * c-decl.c (warn_variable_length_array): New function.
20681 Refactored from grokdeclarator to handle warn_vla
20682 and handle unnamed array case.
20683 (grokdeclarator): Refactored VLA warning case.
20684 * c.opt (Wvla): New flag.
20685 * doc/invoke.texi (Wvla): New warning.
20687 2007-03-12 Richard Henderson <rth@redhat.com>
20689 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20690 (TARGET_SECTION_TYPE_FLAGS): New.
20692 2007-03-12 Richard Henderson <rth@redhat.com>
20694 * config/darwin.c (machopic_reloc_rw_mask): New.
20695 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20696 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20698 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20700 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20701 * cppdefault.h (cpp_PREFIX): Document.
20702 (cpp_PREFIX_len): Likewise.
20703 (cpp_EXEC_PREFIX): New variable.
20704 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20705 * c-incpath.c (add_standard_paths): Correct logic for relocating
20706 paths within prefix.
20708 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20710 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20711 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20713 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20714 fix_truncdfdi_sse using SSEMODEF mode macro.
20715 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20716 fix_truncdfsi_sse using SSEMODEF mode macro.
20717 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20718 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20720 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20722 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20723 elfos.h to tm_file.
20725 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20727 * tree.h : Add multiple_of_p declaration.
20728 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20729 * ipa-type-escape.c (results_of_malloc): Redundant.
20730 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20731 (cast_type): Extended with new members.
20732 (check_cast): Returns cast_type.
20733 (cast): New structure for data of walk_use_def_chains.
20734 (is_malloc_result, is_cast_from_non_pointer_1,
20735 is_cast_from_non_pointer,
20736 is_array_access_through_pointer_and_index): New functions.
20737 (look_for_casts): Returns cast types.
20738 (check_call): Returns void.
20739 (okay_pointer_operation): Use support of pointer plus index,
20740 pointer plus constant and allow all multiplications.
20742 2007-03-11 Richard Guenther <rguenther@suse.de>
20744 PR tree-optimization/31115
20745 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20746 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20747 A shift count of zero is not special as with *_DIV_EXPR.
20748 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20751 2007-03-11 Ian Lance Taylor <iant@google.com>
20753 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20754 the *_DIV_EXPR codes correctly with overflow infinities.
20756 2007-03-11 Ira Rosen <irar@il.ibm.com>
20758 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20759 indicate success/failure of the analysis. Add negation to subtrahend
20760 in case of subtraction. Fail if both operands contain constants.
20761 (create_data_ref): Fail if analyze_offset fails.
20763 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20765 * config/i386/i386.md (frndintxf2): Rename to ...
20766 (rintxf2): ... this. Remove expander having same name.
20767 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20768 (roundsf2, rounddf2): Ditto.
20769 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20770 (lround<mode>di2, lround<mode>si2): Ditto.
20772 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20774 * lower-subreg.c: Include except.h.
20775 (decompose_multiword_subregs): Verify that the only control flow
20776 insns we can split are loads to multi-words pseudos.
20777 Handle breaking such blocks after splitting, instead of calling
20778 find_many_sub_basic_blocks.
20780 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20781 on the new basic block. Add a lengthy comment explaining why we
20782 thought this was necessary.
20783 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20785 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20788 * tree.c (walk_type_fields): Recurse into the element type of
20789 ARRAY_TYPEs if there is a pointer set.
20791 2007-03-10 Dirk Mueller <dmueller@suse.de>
20793 * c-common.c (warn_logical_operator): Fix condition.
20795 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20797 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20799 * config/darwin.c (machopic_select_section): Remove superfluous
20800 argument in call to categorize_decl_for_section. Remove unused
20803 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20805 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20807 * configure: Regenerate.
20809 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20812 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20813 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20814 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20815 Add LABEL_NUSES to emitted label.
20816 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20817 branch probability value to emitted jump insn.
20818 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20819 Do not check life information and do not re-arrange input operands
20820 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20822 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20824 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20825 the change of decode_asm_operands.
20827 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20829 * mode-switching.c (create_pre_exit): Skip blockage insn.
20831 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20833 * tree-pass.h (TODO_update_smt_usage): Remove.
20835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20839 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20841 * pa.c (attr_length_call): Revise condition for long
20842 pc-relative branch.
20843 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20844 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20845 sequence on SOM target.
20847 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20849 * gcc.c: Document %{, in big comment at top.
20850 (input_suffix_matches): Remove special handling for .s and
20852 (input_spec_matches): New.
20853 (handle_braces): Handle %{,.
20854 (validate_switches): ',' indicates a value which is not a switch.
20855 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20856 to detect assembler input.
20857 * config/i386/sol2.h (CPP_SPEC): Likewise.
20858 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20859 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20860 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20861 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20862 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20863 -m64 causes deployment target to default to 10.5.
20864 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20866 2007-03-09 Richard Henderson <rth@redhat.com>
20869 * target.h (targetm.asm.out.reloc_rw_mask): New.
20870 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20871 (TARGET_ASM_OUT): Use it.
20872 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20873 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20874 use the new reloc_rw_mask target hook instead.
20875 (default_section_type_flags_1): Merge into...
20876 (default_section_type_flags): ... here.
20877 (decl_readonly_section_1): Merge into...
20878 (decl_readonly_section): ... here.
20879 (default_elf_select_section_1): Merge into...
20880 (default_elf_select_section): ... here.
20881 (default_unique_section_1): Merge into...
20882 (default_unique_section): ... here.
20883 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20884 (default_select_rtx_section): Use it.
20885 (default_elf_select_rtx_section): Likewise.
20886 * output.h: Update to match.
20887 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20888 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20889 (TARGET_ASM_RELOC_RW_MASK): New.
20890 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20891 to categorize_decl_for_section.
20892 (x86_64_elf_unique_section): Likewise.
20893 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20894 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20895 (TARGET_ASM_RELOC_RW_MASK): New.
20896 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20897 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20898 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20899 (TARGET_RWRELOC): Remove.
20900 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20901 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20902 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20903 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20904 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20905 (rs6000_xcoff_select_section): Use decl_readonly_section.
20906 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20907 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20908 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20909 (TARGET_SECTION_TYPE_FLAGS): Remove.
20910 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20912 2007-03-09 Roger Sayle <roger@eyesopen.com>
20914 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20915 complex constant equality/inequality comparisons for here.
20916 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20917 known at compile-time or can be simplified to a scalar comparison.
20918 (fold_relational_const): Move compile-time evaluation of complex
20919 constant equality/inequality comparisons to here.
20921 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20923 PR rtl-optimization/30643
20924 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20926 (fold_rtx): Recurse, like before 2006-11-03.
20928 2007-03-09 DJ Delorie <dj@redhat.com>
20930 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20933 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20935 PR tree-optimization/30375
20936 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20937 LHS of statements is not the same.
20938 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20940 2007-03-09 Chao-ying Fu <fu@mips.com>
20942 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20944 * doc/invoke.texi (-mdspr2): Document new option.
20945 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20946 New unspec for DSP REV 2.
20947 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20948 these instructions are extended in DSP REV 2.
20949 (mips-dspr2.md): Include.
20950 * config/mips/mips.opt (mdspr2): New option.
20951 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20952 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20953 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20954 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20955 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20956 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20957 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20959 (bdesc_map): Add one field of unsupported_target_flags.
20960 (bdesc_arrays): Update entries to have extra fields. Add
20962 (mips_init_builtins): Initialize new function types.
20963 Check unsupported_target_fileds to filter out builtins.
20964 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20966 (ASM_SPEC): Pass mdspr2 to the assembler.
20967 * config/mips/mips-dspr2.md: New file.
20969 2007-03-09 Sa Liu <saliu@de.ibm.com>
20971 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20973 2007-03-09 Ian Lance Taylor <iant@google.com>
20975 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20976 argument) like -Wstrict-overflow=2.
20977 * doc/invoke.texi (Warning Options): Update documentation.
20979 2007-03-09 Dirk Mueller <dmueller@suse.de>
20982 * doc/invoke.texi (-Wlogical-op): Document.
20983 * common.opt (-Wlogical-op): New.
20984 * c-common.h (warn_logical_operator): Declare.
20985 * c-common.c (warn_logical_operator): Define.
20986 * c-typeck.c (parser_build_binary_op): Call
20987 warn_logical_operator.
20989 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20991 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20992 * final.c (final_scan_insn): Test for non-"" file name.
20994 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20996 * doc/loop.texi: Document the Omega linear constraints solver.
20997 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20998 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20999 omega-hash-table-size, omega-max-keys, and
21000 omega-eliminate-redundant-constraints.
21001 * tree-pass.h (pass_check_data_deps): Declared.
21004 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
21005 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
21006 pass_check_data_deps): New.
21007 * tree-data-ref.c (init_data_ref): Remove declaration.
21008 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
21009 (analyze_array): Renamed init_array_ref, move up initializations.
21010 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
21011 Removed arguments that are set to NULL.
21012 (analyze_indirect_ref): Correct indentation, correct call to
21014 (object_analysis): Call init_array_ref instead of analyze_array.
21015 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
21016 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
21017 of DR_ACCESS_FNS_ADDR.
21018 (init_omega_eq_with_af, omega_extract_distance_vectors,
21019 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
21020 ddr_consistent_p): New.
21021 (compute_affine_dependence): Check consistency of ddrs when
21022 flag_check_data_deps is passed.
21023 (analyze_all_data_dependences): Uncomment.
21024 (tree_check_data_deps): New.
21025 * tree-data-ref.h: Include omega.h.
21026 (DR_ACCESS_FNS_ADDR): Removed.
21027 (data_dependence_relation): Add inner_loop.
21028 (DDR_INNER_LOOP): New.
21029 * common.opt (fcheck-data-deps): New.
21030 * tree-flow.h (tree_check_data_deps): Declare.
21031 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
21032 (OBJS-common): Depend on omega.o.
21034 * passes.c (pass_check_data_deps): Scheduled.
21035 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
21036 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
21037 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
21038 PARAM_VECT_MAX_VERSION_CHECKS,
21039 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
21041 2007-03-09 Richard Guenther <rguenther@suse.de>
21043 PR tree-optimization/30904
21044 PR middle-end/31058
21045 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
21046 the same way as *_DIV_EXPR.
21048 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21050 * recog.c (decode_asm_operands): No mixed declarations and code.
21052 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
21054 * rtl.def (ASM_INPUT): Add location.
21055 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
21056 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
21057 (decode_asm_operands): Add loc operand.
21058 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
21059 * stmt.c (expand_asm): Rename to...
21060 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21061 gen_rtx_ASM_INPUT_loc.
21062 (expand_asm_expr): Adjust.
21063 * recog.c (decode_asm_operands): Add loc operand.
21064 (check_asm_operands, extract_insn): Adjust.
21065 * reload1.c (maybe_fix_stack_asms): Likewise.
21066 * final.c (asm_insn_count): Likewise.
21067 (final_scan_insn): Output # line before and after asm.
21069 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21071 * tree-ssa-structalias.c (variable_info): Remove
21073 (new_var_info): Ditto.
21074 (shared_bitmap_info_t): New structure.
21075 (shared_bitmap_table): New variable.
21076 (shared_bitmap_hash): New function.
21077 (shared_bitmap_eq): Ditto
21078 (shared_bitmap_lookup): Ditto.
21079 (shared_bitmap_add): Ditto.
21080 (merge_smts_into): Change to take bitmap directly.
21081 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21082 (init_alias_vars): Init shared bitmap hashtable.
21083 (delete_points_to_sets): Delete shared bitmap hashtable.
21084 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21085 is_aliased removal as a change that was still necessary was
21088 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21090 * config/i386/i386.h (override_options): Conditionally disable
21091 x86_sahf for 64bit targets only.
21093 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21096 * c-decl.c (merge_decls): Don't call make_var_volatile.
21097 * varasm.c (make_var_volatile): Remove.
21098 * output.h (make_var_volatile): Remove.
21100 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21102 PR tree-optimization/31085
21103 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21105 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21107 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21108 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21109 ATTR_CONST_NOTHROW_LIST.
21111 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21114 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21116 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21118 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21121 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21123 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21124 passed, use shared libgcc.
21126 2007-03-08 Roger Sayle <roger@eyesopen.com>
21128 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21129 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21130 (honor_protect_cleanup_actions, lower_try_finally_switch):
21132 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21133 ifc_temp_var): Likewise.
21134 * tree-inline.c (setup_one_parameter): Likewise.
21135 * tree-mudflap.c (mf_decl_cache_locals,
21136 mf_build_check_statement_for): Likewise.
21137 * tree-nested.c (init_tmp_var, save_tmp_var,
21138 finalize_nesting_tree_1): Likewise.
21139 * tree-outof-ssa.c (insert_copy_on_edge,
21140 insert_backedge_copies): Likewise.
21141 * tree-profile.c (tree_gen_edge_profiler,
21142 tree_gen_ic_profiler): Likewise.
21143 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21144 * tree-sra.c (sra_build_assignment): Likewise.
21145 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21146 * tree-ssa-math-opts.c (insert_reciprocals,
21147 execute_cse_sincos_1): Likewise.
21148 * tree-tailcall.c (adjust_accumulator_values,
21149 adjust_return_value): Likewise.
21150 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21151 * tree-vect-transform.c (vect_create_data_ref_ptr,
21152 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21153 vect_create_epilog_for_reduction, vectorizable_reduction,
21154 vectorizable_call, vectorizable_conversion,
21155 vectorizable_assignment, vectorizable_operation,
21156 vectorizable_type_demotion, vect_gen_widened_results_half,
21157 vect_permute_store_chain, vectorizable_store,
21158 vect_setup_realignment, vect_permute_load_chain,
21159 vectorizable_load, vectorizable_condition,
21160 vect_create_cond_for_align_checks): Likewise.
21161 * tree-vrp.c (build_assert_expr_for): Likewise.
21163 2007-03-08 Ian Lance Taylor <iant@google.com>
21165 * tree-vrp.c: Include "intl.h".
21166 (usable_range_p): New static function.
21167 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21168 overflowed values, juts set *strict_overflow_p.
21169 (compare_values): Only return -2 if one of the operands is not a
21171 (compare_ranges): Call usable_range_p.
21172 (compare_range_with_value): Likewise.
21173 (vrp_evaluate_conditional_warnv): Rename from
21174 vrp_evaluate_conditional. Make static. Change all callers.
21175 (vrp_evaluate_conditional): New function.
21176 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21177 on signed overflow.
21178 (simplify_abs_using_ranges): Likewise.
21179 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21180 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21181 within_stmt parameter.
21182 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21183 vrp_evaluate_conditional.
21184 * tree-ssa-threadedge.c
21185 (record_temporary_equivalences_from_stmts_at_dest): Change
21186 simplify parameter to take a second tree parameter.
21187 (simplify_control_stmt_condition): Likewise.
21188 (thread_across_edge): Likewise.
21189 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21190 (thread_across_edge): Likewise.
21191 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21193 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21195 * config/i386/i386.h (TARGET_SAHF): New define.
21196 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21197 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21198 (x86_sahf): New global variable.
21199 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21200 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21201 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21202 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21204 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21205 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21206 when expanding fcomi/sahf based tests.
21207 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21208 expanding sahf based alternative. Emit sahf based sequence when
21209 optimizing for code size.
21210 * config/i386/i386.md (x86_sahf_1): Do not disable for
21211 TARGET_64BIT, enable for TARGET_SAHF.
21213 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21215 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21216 spurious whitespace from error message.
21218 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21221 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21223 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21225 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21227 * tree-sra.c (instantiate_element): Propagate disabled warnings
21228 from the element itself to the created variable.
21230 2007-03-07 Richard Henderson <rth@redhat.com>
21233 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21234 silently fix up the stack in the case of a missing register.
21236 2007-03-07 Paul Brook <paul@codesourcery.com>
21238 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21240 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21242 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21244 (phase1_vrs): Use them.
21245 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21246 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21247 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21248 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21249 __gnu_Unwind_Restore_WMMXC if required.
21250 (_Unwind_VRS_Pop): Implement iWMMXt support.
21251 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21252 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21253 gnu_Unwind_Save_WMMXC): Define.
21255 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21257 * config/vxworks.h (vxworks_override_options): Declare.
21258 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21259 * config/vxworks.c: Include target.h and toplev.h.
21260 (vxworks_override_options): New function.
21261 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21263 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21265 * config/s390/s390.c (override_options): Don't emit an error when
21266 -mstack-size is used without providing -mstack-guard.
21267 (s390_emit_prologue): Choose stack_guard value automatically if not
21268 provided via command line.
21269 * doc/invoke.texi: Adjust description of -mstack-guard and
21272 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21274 * config/i386/i386.c (output_set_got): Add a GOT initialization
21275 sequence for VxWorks PIC.
21276 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21277 around labels as well as symbols. Use gotoff_operand instead
21278 of local_symbolic_operand.
21279 (legitimize_pic_address): Use gotoff_operand instead of
21280 local_symbolic_operand. Use @GOT accesses for labels as
21282 (ix86_output_addr_diff_elt): Use PC-relative rather than
21283 GP-relative offsets for VxWorks PIC.
21284 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21285 no_new_pseudos. Check whether the returned register is op0.
21286 * config/i386/i386.md (tablejump): Use PC-relative rather than
21287 GP-relative offsets for VxWorks PIC.
21288 * config/i386/predicates.md (gotoff_operand): New predicate.
21290 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21292 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21294 * config/vxworks-dummy.h: New file.
21295 * config/i386/i386.h: Include it.
21297 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21299 * dwarf2out.c (is_inlined_entry_point): New
21300 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21301 DW_AT_ranges if the first subblock is the entry point.
21303 2007-03-06 David Daney <ddaney@avtrex.com>
21305 * doc/install.texi (mips-*-*): Change recommended binutils
21308 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21310 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21311 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21313 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21314 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21316 2007-03-06 Jan Hubicka <jh@suse.cz>
21318 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21319 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21321 (probably_cold_bb_p): Cold functions are cold.
21322 (probably_never_executed_bb_p): Cold functions are cold.
21323 (tree_bb_level_predictions): Predict calls to cold functions as not
21325 (compute_function_frequency): Check hot/cold attributes.
21326 * function.h (function_frequency): Update comments.
21327 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21328 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21329 (c_common_att): Add cold and hot.
21331 * doc/extend.texi (hot,cold attributes): Document.
21333 2007-03-06 Andrew Haley <aph@redhat.com>
21335 * function.c (expand_function_end): Move blockage to just after we
21336 emit the label for the naked return from the function.
21338 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21340 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21343 2007-03-06 Jan Hubicka <jh@suse.cz>
21345 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21346 loaded for constant large models. Non-large 64bit PIC can do.
21347 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21348 * cmodel.h: Add LARGE PIC.
21349 * i386.md (UNSPEC_PLTOFF): New.
21350 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21352 (*call_1_rex64): Disable for large models.
21353 (*call_1_rex64_large): New.
21354 (*call_value_1_rex64): Disable for large models.
21355 (*call_value_1_rex64_large): New.
21356 (set_rip_rex4): New.
21357 (set_got_offset_rex64): New.
21358 * predicates.md (constant_call_address_operand): For large model
21359 constant calls are not possible.
21360 * i386-protos.h (construct_plt_address): Declare.
21361 * i386.c (override_options): Accept large models.
21362 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21363 (legitimate_constant_p): Add new UNSPECs.
21364 (legitimate_pic_operand_p): Likewise.
21365 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21366 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21368 (output_pic_addr_const): Add PLTOFF.
21369 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21370 (ix86_expand_move): Legitimize pic address when in PIC mode.
21371 (construct_plt_address): New function.
21372 (ix86_expand_call): Offload the address to register and use GOT
21373 pointer for large model.
21374 * invoke.texi (mcmodel=large): Update documentation.
21376 2007-03-06 Richard Henderson <rth@redhat.com>
21378 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21379 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21380 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21381 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21382 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21383 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21384 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21385 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21386 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21387 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21388 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21389 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21390 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21391 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21392 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21393 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21394 x86_schedule, x86_use_bt, x86_pad_returns,
21395 x86_use_xchgb): Merge into ...
21396 (ix86_tune_features): ... here. New array.
21397 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21398 x86_bswap): Merge into ...
21399 (ix86_arch_features): ... here. New array.
21400 (x86_3dnow_a): Remove.
21401 (x86_accumulate_outgoing_args): Make static.
21402 (x86_arch_always_fancy_math_387): Make static.
21403 (ix86_tune_mask, ix86_arch_mask): Move ...
21404 (override_options): ... to local variables here. Apply the
21405 appropriate mask to each element of ix86_arch_features and
21406 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21407 as were done in the old macros.
21408 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21409 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21410 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21411 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21412 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21413 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21414 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21415 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21416 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21417 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21418 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21419 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21420 x86_accumulate_outgoing_args, x86_prologue_using_move,
21421 x86_epilogue_using_move, x86_decompose_lea,
21422 x86_arch_always_fancy_math_387, x86_shift1,
21423 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21424 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21425 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21426 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21427 x86_use_incdec, x86_pad_returns, x86_bswap,
21428 x86_partial_flag_reg_stall): Remove.
21429 (enum ix86_tune_indices): New.
21430 (ix86_tune_features): New.
21431 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21432 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21433 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21434 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21435 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21436 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21437 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21438 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21439 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21440 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21441 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21442 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21443 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21444 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21445 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21446 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21447 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21448 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21449 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21450 TARGET_EXT_80387_CONSTANTS): Use it.
21451 (enum ix86_arch_indices): New.
21452 (ix86_arch_features): New.
21453 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21454 TARGET_BSWAP): Use it.
21455 (ix86_tune_mask, ix86_arch_mask): Remove.
21457 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21460 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21461 Define using $${sysroot_headers_suffix}.
21462 * configure: Regenerate.
21463 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21464 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21466 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21467 * gcc.c (print_sysroot_headers_suffix): New.
21468 (option_map): Include --print-sysroot-headers-suffix.
21469 (display_help): Mention -print-sysroot-headers-suffix.
21470 (process_command): Handle -print-sysroot-headers-suffix.
21471 (do_spec_1): Append multilib directory to include-fixed path if
21472 sysroot suffixes in use.
21473 (main): Handle -print-sysroot-headers-suffix.
21474 * Makefile.in (start.encap): Don't depend on xlimits.h
21475 (xlimits.h): Remove.
21476 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21477 limits.h for each multilib in fixinc_list.
21478 (fixinc_list, s-fixinc_list): New.
21479 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21480 generate them for each multilib in fixinc_list.
21481 (stmp-fixproto): Use include-fixed. Run fixproto for each
21482 multilib in fixinc_list.
21483 (mostlyclean): Don't remove xlimits.h.
21484 (clean): Remove include-fixed.
21485 (real-install-headers-tar, real-install-headers-cpio,
21486 real-install-headers-cp): Don't copy include, only include-fixed.
21487 (install-mkheaders): Depend on fixinc_list. Don't depend on
21488 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21489 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21490 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21492 2007-03-06 Jan Hubicka <jh@suse.cz>
21494 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21499 * configure.ac: Allow tm_file to contain build-directory files.
21500 * configure: Regenerate.
21501 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21502 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21503 * config/m68k/print-sysroot-suffix.sh: New file.
21505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21507 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21508 of pic_offset_table_rtx if reload_completed.
21509 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21510 PIC_OFFSET_TABLE_REGNUM.
21511 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21513 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21514 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21516 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21518 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21519 functions that call eh_return.
21521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21523 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21524 functions that need a constant pool.
21526 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21529 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21530 (m68k_preferred_reload_class): Likewise.
21531 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21532 (SECONDARY_RELOAD_CLASS): Define.
21533 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21534 (LIMIT_RELOAD_CLASS): Delete.
21535 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21536 registers from storing bytes.
21537 (m68k_secondary_reload_class): New function.
21538 (m68k_preferred_reload_class): Likewise.
21540 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21542 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21544 (m68k_expand_prologue): Likewise.
21546 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21548 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21549 (mips_expand_epilogue): Add a bool parameter.
21550 (m68k_legitimize_sibcall_address): Declare.
21551 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21552 (m68k_expand_epilogue): Add a parameter to select between sibling
21553 and normal epilogues. Only generate a return for the latter.
21554 (m68k_ok_for_sibcall_p): New function.
21555 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21556 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21557 (sibcall_value, *sibcall_value): Likewise.
21558 (*call, *call_value): Require !SIBLING_CALL_P.
21559 (epilogue): Update call to m68k_expand_epilogue.
21560 (sibcall_epilogue): New pattern.
21561 * config/m68k/predicates.md (const_call_operand): Say that this
21562 predicate applies to sibling calls too.
21563 (sibcall_operand): New predicate.
21565 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21567 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21568 alternatives as movsi_cf.
21569 (movsf_cf_hard): Add commentary.
21571 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21572 Richard Sandiford <richard@codesourcery.com>
21574 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21575 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21576 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21577 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21578 as being live on exit from an interrupt function.
21579 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21580 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21581 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21582 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21583 (m68k_interrupt_function_p): Globalize.
21584 (m68k_compute_frame_layout): Remove reverse mask code.
21585 (m68k_emit_movem, m68k_set_frame_related): New functions.
21586 (m68k_output_function_prologue): Delete in favor of...
21587 (m68k_expand_prologue): ...this new function.
21588 (m68k_output_function_epilogue): Delete in favor of...
21589 (m68k_expand_epilogue): ...this new function.
21590 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21592 (print_operand): Handle %?.
21593 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21594 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21595 (prologue, epilogue): New patterns.
21596 (return): Turn into a define_expand.
21597 (*return): New pattern, derived from old "return" pattern. Use rte
21598 rather than rts for interrupt functions. Only use rtd if the pop
21600 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21601 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21602 (link, *link, unlink, *unlink, load_got): Likewise.
21604 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21608 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21609 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21610 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21611 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21612 and m68k_matches_u_p.
21613 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21614 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21615 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21616 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21617 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21618 (REG_STRICT_P): New macro.
21619 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21620 PCREL_GENERAL_OPERAND_OK.
21621 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21622 m68k_legitimate_base_reg_p.
21623 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21624 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21625 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21626 * config/m68k/m68k.c (m68k_address): New structure.
21627 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21628 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21629 (m68k_jump_table_ref_p, m68k_decompose_address)
21630 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21631 (m68k_matches_u_p): New functions.
21632 (print_operand_address): Rewrite to use m68k_decompose_index.
21634 2007-03-05 David Taylor <dtaylor@emc.com>
21636 * gcc.c: Correct copyright date in --version output.
21638 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21640 * pa.md: In unamed move patterns, disparge copies between general
21641 and floating point registers using '?' modifier. Don't include 'f'
21642 constraint for register preferences in DImode, SImode, HImode and
21643 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21644 Remove constraints for copies between general and floating registers
21645 in soft-float DFmode pattern.
21646 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21650 2007-03-05 Mike Stump <mrs@apple.com>
21652 * c-common.c (targetcm): Add.
21653 * c-opts.c (c_common_handle_option): Handle language specific
21655 * opts.c (handle_option): Verify language for target options, if
21657 * opth-gen.awk: Add CL_LANG_ALL.
21658 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21659 (TARGETCM_INITIALIZER): Add.
21660 * target.h (struct gcc_targetcm): Add.
21662 * targhooks.c (default_handle_c_option): Add.
21663 * targhooks.h (default_handle_c_option): Add.
21664 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21666 * config/darwin.opt (iframework): Add.
21667 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21668 * config/darwin-c.c (handle_c_option): Add.
21669 (TARGET_HANDLE_C_OPTION): Add.
21671 * doc/invoke.texi (Darwin Options): Add -iframework.
21673 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21675 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21678 2007-03-05 Ian Lance Taylor <iant@google.com>
21680 * c.opt (fgnu89-inline): New option.
21681 * c-opts.c (c_common_post_options): Set default value for
21683 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21684 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21686 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21687 (grokdeclarator, start_function): Likewise.
21688 * c-cppbuiltin.c (c_cpp_builtins): Define either
21689 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21690 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21691 (C Dialect Options): Document -fgnu89-inline.
21692 * doc/extend.texi (Function Attributes): Explain what the
21693 gnu_inline attribute does.
21694 * doc/cpp.texi (Common Predefined Macros): Document
21695 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21697 2007-03-05 Ian Lance Taylor <iant@google.com>
21699 PR tree-optimization/31034
21700 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21701 half-range if the other side is an overflow infinity.
21703 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21705 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21706 (bfin*-linux-uclibc*): New configuration.
21707 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21709 * config/bfin/linux.h: New file.
21710 * config/bfin/libgcc-bfin.ver: New file.
21711 * config/bfin/t-bfin-uclinux: New file.
21712 * config/bfin/t-bfin-linux: New file.
21713 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21714 (TARGET_OS_CPP_BUILTINS): New macro.
21716 2007-03-05 Richard Guenther <rguenther@suse.de>
21718 * fold-const.c (fold_binary): Remove duplicate folding
21719 of comparison of non-null ADDR_EXPR against null.
21721 2007-03-05 Richard Guenther <rguenther@suse.de>
21722 Dorit Nuzman <dorit@il.ibm.com>
21724 PR tree-optimization/26420
21725 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21726 are no loops in the function. Only print the number of
21727 vectorized loops if it is greater than zero or we are supposed
21728 to print information about unvectorized loops.
21730 2007-03-05 Revital Eres <eres@il.ibm.com>
21732 * gcc.dg/var-expand1.c: New test.
21733 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21734 when an accumulator is expanded.
21736 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21739 * c-common.c (convert_and_check): Don't give warnings for
21740 conversion if 'expr' already overflowed.
21742 2007-03-04 Roger Sayle <roger@eyesopen.com>
21744 PR middle-end/30744
21745 * fold-const.c (fold_comparison): Enforce type consistency when
21746 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21748 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21750 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21751 containing a cast to the base of TARGET_MEM_REF.
21753 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21755 * tree.c (tree_contains_struct_check_failed): Remove spurious
21756 whitespace from error message.
21758 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21761 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21762 instead of precision.
21764 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21765 Nathan Sidwell <nathan@codesourcery.com>
21767 * emit-rtl.c (find_auto_inc): New.
21768 (try_split): recreate REG_INC notes,
21769 Use regular for loops rather than whiles.
21771 2007-03-03 Andreas Schwab <schwab@suse.de>
21773 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21774 * configure: Regenerate.
21776 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21778 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21779 flag_rounding_math, not flag_unsafe_math_optimizations.
21781 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21783 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21784 alpha_fold_vector_minmax): Likewise.
21785 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21786 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21788 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21790 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21791 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21792 if the lhs has side-effects.
21793 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21795 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21797 * config/i386/i386.h (TUNEMASK): Remove define.
21798 (ARCHMASK): Remove define.
21799 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21800 Use ix86_arch_mask variable instead of ARCHMASK.
21801 * config/i386/i386.c (override_options): Ditto.
21802 (standard_80387_constant_p): Ditto.
21804 2007-03-02 Ian Lance Taylor <iant@google.com>
21806 Used signed infinities in VRP.
21807 * tree-vrp.c (uses_overflow_infinity): New static function.
21808 (supports_overflow_infinity): New static function.
21809 (make_overflow_infinity): New static function.
21810 (negative_overflow_infinity): New static function.
21811 (positive_overflow_infinity): New static function.
21812 (is_negative_overflow_infinity): New static function.
21813 (is_positive_overflow_infinity): New static function.
21814 (is_overflow_infinity): New static function.
21815 (overflow_infinity_range_p): New static function.
21816 (compare_values_warnv): New function split out of compare_values.
21817 (compare_value): Call it.
21818 (set_value_range_to_nonnegative): Add overflow_infinity
21819 parameter. Change caller.
21820 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21822 (vrp_expr_computes_nonzero): Likewise.
21823 (compare_ranges, compare_range_with_value): Likewise.
21824 (compare_name_with_value, compare_names): Likewise.
21825 (vrp_evaluate_conditional): Likewise.
21826 (set_value_range): Handle infinity
21827 (vrp_operand_equal_p, operand_less_p): Likewise.
21828 (extract_range_from_assert): Likewise.
21829 (vrp_int_const_binop): Likewise.
21830 (extract_range_from_binary_expr): Likewise.
21831 (extract_range_from_unary_expr): Likewise.
21832 (extract_range_from_comparison): Likewise.
21833 (extract_range_from_expr): Likewise.
21834 (dump_value_range): Likewise.
21835 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21836 (test_for_singularity): Likewise.
21837 (vrp_int_const_binop): Remove inline qualifier.
21838 (adjust_range_with_scev): Add comment.
21839 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21841 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21843 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21844 (get_constraint_for): Likewise.
21845 (do_structure_copy): Likewise.
21846 (find_func_aliases): Fix references to MODIFY_EXPR.
21847 (intra_create_variable_infos): Tidy.
21848 * tree-ssa-operands.c (add_virtual_operand): Add argument
21850 When adding members of alias sets, if IS_CALL_SITE is true and
21851 the symbol is not call-clobbered, skip it.
21852 Adjust all callers.
21854 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21856 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21857 entry by means of emit_insn_at_entry.
21859 2007-03-02 Richard Henderson <rth@redhat.com>
21861 * expr.h (promoted_input_arg): Remove decl.
21862 * function.c (promoted_input_arg): Merge into ...
21863 * combine.c (setup_incoming_promotions): ... only caller.
21864 Rearrange to avoid double loop.
21866 2007-03-02 Ben Elliston <bje@au.ibm.com>
21867 Peter Bergner <bergner@vnet.ibm.com>
21868 Janis Johnson <janis187@us.ibm.com>
21870 * config/rs6000/dfp.md: New file.
21871 * config/rs6000/rs6000.md: Include dfp.md.
21872 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21873 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21874 and TDmode decimal float modes in FP registers.
21875 (num_insns_constant): Likewise.
21876 (rs6000_legitimate_offset_address_p): Likewise.
21877 (rs6000_legitimize_address): Likewise.
21878 (rs6000_legitimize_reload_address): Likewise.
21879 (rs6000_legitimate_address): Likewise.
21880 (rs6000_emit_move): Likewise.
21881 (function_arg_boundary): Likewise.
21882 (function_arg_advance): Likewise.
21883 (rs6000_darwin64_record_arg_recurse): Likewise.
21884 (function_arg): Likewise.
21885 (rs6000_gimplify_va_arg): Likewise.
21886 (rs6000_split_multireg_move): Likewise.
21887 (rs6000_output_function_epilogue): Likewise.
21888 (rs6000_output_function_epilogue): Likewise.
21889 (rs6000_register_move_cost): Likewise.
21890 (rs6000_function_value): Likewise.
21891 (rs6000_libcall_value): Likewise.
21893 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21895 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21897 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21899 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21900 Use $MULTIDIR to choose between the kernel and RTP headers,
21901 and use $WIND_BASE and $WIND_USR to locate them.
21903 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21905 * config/i386/i386.c (override_options): Put initialization of
21906 ix86_tune_mask and ix86_arch_mask to the correct place.
21908 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21909 Michael Meissner <michael.meissner@amd.com>
21912 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21913 (ARCHMASK): Define.
21914 (TARGET_CMOVE): Use ARCHMASK.
21915 (TARGET_CMPXCHG): Ditto.
21916 (TARGET_CMPXCHG8B): Ditto.
21917 (TARGET_XADD): Ditto.
21918 (TARGET_BSWAP): Ditto.
21919 * config/i386/i386.c (ix86_tune_mask): New global variable.
21920 (ix86_arch_mask): Ditto.
21921 (override_options): Initialize ix86_tune_mask and
21922 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21925 2007-03-02 Ben Elliston <bje@au.ibm.com>
21928 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21930 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21932 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21933 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21934 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21935 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21937 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21938 rs6000_init_dwarf_reg_sizes_extra): New.
21939 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21940 SPE register high parts.
21942 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21944 * Makefile.in: Add install-pdf target as
21945 copied from automake v1.10 rules.
21946 * configure.ac: Add install-pdf to target list.
21947 * configure: Regenerate.
21949 2007-03-01 Paul Brook <paul@codesourcery.com>
21951 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21952 modes to LDRD for DImode.
21953 (output_move_double): Fixup out of range ldrd/strd.
21954 (vfp_secondary_reload_class): Rename...
21955 (coproc_secondary_reload_class): ... to this. Add wb argument.
21956 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21957 coproc_secondary_reload_class for CLASS_IWMMXT.
21958 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21959 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21961 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21963 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21964 unroll factor by the estimated number of iterations.
21965 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21966 than prefetch latency.
21968 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21969 decode_caches_intel, detect_caches_intel): New functions.
21970 (host_detect_local_cpu): Use detect_caches_amd and
21971 detect_caches_intel.
21973 2007-03-01 Richard Henderson <rth@redhat.com>
21975 * expr.c (emit_move_complex_push): Export.
21976 (emit_move_complex_parts): Split out from ...
21977 (emit_move_complex): ... here.
21978 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21979 * config/i386/i386.md (movcdi): New.
21981 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21983 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21984 size of mode1 to check for tieable modes in MMX case.
21986 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21988 * Makefile.in (rtlanal.o): Depend on tree.h.
21989 * rtl.h (offset_within_section_p, split_const): Declare.
21990 * rtlanal.c: Include tree.h.
21991 (offset_within_block_p): New function, taken from
21992 mips_offset_within_object_p.
21993 (split_const): New function, taken from mips_split_const.
21994 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21996 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21997 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21998 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21999 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
22000 (m68k_illegitimate_symbolic_constant_p): New function.
22001 * config/m68k/m68k.md (movsi): Remove misleading predicates.
22002 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
22003 symbolic constant that might be outside the symbol's section,
22004 move the symbol first and then add the offset.
22005 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
22007 * config/mips/mips.c (mips_split_const): Delete.
22008 (mips_offset_within_object_p): Delete.
22009 (mips_symbolic_constant_p): Use offset_within_section_p and
22010 split_const instead of mips_offset_within_object_p and
22012 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
22013 (mips_legitimize_const_move, print_operand_reloc)
22014 (mips_dangerous_for_la25_p): Use split_const instead of
22017 2007-02-28 Eric Christopher <echristo@apple.com>
22019 * Makefile.in (install-include-dir): Don't rm -rf include.
22021 2007-02-28 Richard Guenther <rguenther@suse.de>
22023 PR middle-end/30364
22024 * fold-const.c (fold_binary): Do not associate expressions
22025 with more than one variable for integer types that do not wrap.
22027 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
22029 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
22030 Delete, and replace with...
22031 (fold_builtin_call_array): This. Update callers to use it.
22032 * fold-const.c (fold_build_call_list): Delete, and replace with...
22033 (fold_build_call_array): This.
22034 (fold_build_call_list_initializer): Delete, and replace with...
22035 (fold_build_call_array_initializer): This.
22036 * tree.h: Update declarations to reflect above changes.
22038 * c-typeck.c (build_function_call): Store converted arguments
22039 in a stack-allocated array instead of building a list.
22040 (convert_arguments): Store arguments in the array passed in as an
22041 argument, and return the actual number of arguments.
22042 * c-format.c: (check_function_format): Pass arguments in an
22043 array instead of a list.
22044 * c-common.c (check_function_nonnull): Likewise.
22045 (check_function_sentinel): Likewise.
22046 (check_function_arguments): Likewise.
22047 * c-common.h: Update declarations to reflect above changes.
22049 2007-02-28 Jan Hubicka <jh@suse.cz>
22051 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
22052 PRED_NEGATIVE_RETURN): Update outcomes.
22054 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
22056 * calls.c (emit_library_call_value_1): Handle partial registers
22057 correctly when building up CALL_INSN_FUNCTION_USAGE.
22059 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22061 * pa/predicates.md (move_src_operand): Allow zero for mode.
22062 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22065 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22068 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22069 *movv2df_internal): Enable pattern only for valid operand
22071 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22072 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22074 2007-02-27 Mike Stump <mrs@apple.com>
22076 * config/darwin-crt3.c: Avoid compilation when compiling for a
22079 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22081 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22083 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22084 for fixed headers and limits.h.
22085 (install-include-dir, install-headers-tar, install-headers-cpio,
22086 install-headers-cp, real-install-headers-tar,
22087 real-install-headers-cpio, real-install-headers-cp): Handle
22088 include-fixed as well as include.
22089 (install-mkheaders): Don't install files that go only in include
22091 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22092 from GCC_INCLUDE_DIR.
22093 * gcc.c (process_command): Remove special -BstageN/ handling.
22094 (do_spec_1): Add include-fixed directories.
22096 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22098 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22100 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22102 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22105 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22107 * c-common.c (get_priority): Add check for
22108 SUPPORTS_INIT_PRIORITY.
22110 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22112 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22114 * config/bfin/bfin.c: Include "cfglayout.h".
22115 (MAX_LSETUP_DISTANCE): New macro.
22116 (struct loop_info): New members incoming, incoming_src and
22117 incoming_dest. Delete member predecessor.
22118 (length_for_loop): New function.
22119 (bfin_optimize_loop): Handle more different loop structures.
22120 (bfin_discover_loop): Rework detection of predecessor blocks by
22121 examining incoming edges.
22122 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22124 (bfin_reorder_loops): New function.
22125 (bfin_reorg_loops): Use these three new functions.
22127 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22128 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22129 (CONSTRAINT_LEN): Add entry for 'q'.
22130 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22131 Add 'q' constraints.
22132 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22133 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22135 * config/bfin/bfin.md (add_with_carry): New pattern.
22136 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22137 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22138 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22139 support unsigned multiplies too. Removed incorrect commutativity from
22140 operand 1 constraint where appropriate.
22141 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22143 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22144 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22146 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22147 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22148 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22149 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22150 usmulhisi_hh_huh): New patterns.
22152 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22153 lshifthi3): Fix output template to use half reg for operand 2.
22155 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22158 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22160 2007-02-27 Andreas Schwab <schwab@suse.de>
22162 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22164 2007-02-27 Jan Hubicka <jh@suse.cz>
22166 * predict.c (last_basic_block_p): Remove.
22167 (tree_estimate_probability): Update return heuristic for commonized
22170 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22172 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22174 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22176 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22177 * doc/cpp.texi: Standardize title page.
22178 * doc/cppinternals.texi: Likewise.
22179 * doc/gcc.texi: Standardize title page, remove version number
22180 from copyright page.
22181 * doc/gccint.texi: Likewise.
22182 * doc/install.texi: Standardize title page, add table of
22185 2007-02-26 Jan Hubicka <jh@suse.cz>
22187 * predict.def: Set outcomes according to more recent results.
22188 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22189 Remove dead predictors.
22190 * predict.c (return_prediction): Fix pasto.
22192 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22194 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22195 change; avoid a memory leak when returning early.
22197 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22199 * c-decl.c (static_ctors): Move to c-common.c.
22200 (static_dtors): Likewise.
22201 (finish_function): Use c_record_cdtor_fn.
22202 (build_cdtor): Move to c-common.c.
22203 (c_write_global_declarations): Use c_build_cdtor_fns.
22204 * c-common.h (static_ctors): Declare.
22205 (static_dtors): Likewise.
22206 (c_record_cdtor_fn): Likewise.
22207 (c_build_cdtor_fns): Likewise.
22208 * c-common.c (static_ctors): New variable.
22209 (static_dtors): Likewise.
22210 (c_record_cdtor_fn): New function.
22211 (build_cdtor): Move from c-decl.c
22212 (c_build_cdtor_fns): New function.
22214 * output.h (assemble_addr_to_section): Declare.
22215 (get_cdtor_priority_section): Likewise.
22216 * varasm.c (assemble_addr_to_section): New function.
22217 (get_cdtor_priority_section): Likewise.
22218 (default_named_section_asm_out_destructor): Use them.
22219 (destor_dtor_section_asm_out_destructor): Likewise.
22220 (default_named_section_asm_out_constructor): Likewise.
22221 (default_ctor_section_asm_out_constructor): Likewise.
22222 * config.gcc (*-*-vxworks*): Include vxworks.o.
22223 * config/t-vxworks (vxworks.o): New target.
22224 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22225 (TARGET_ASM_CONSTRUCTOR): Define.
22226 (TARGET_ASM_DESTRUCTOR): Likewise.
22227 (vxworks_asm_out_constructor): Declare.
22228 (vxworks_asm_out_destructor): Likewise.
22230 * c-common.c (get_priority): Check that we have not just an
22231 INTEGER_CST, but an integer constant with integeral type.
22233 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22235 PR tree-optimization/30938
22236 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22237 use &dt[nargs-1] instead of &dt[nargs] in the call to
22238 vect_is_simple_use().
22240 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22242 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22243 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22244 Do not attempt to handle MEM inside auto-inc expressions.
22245 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22246 of a register modified by an auto-inc expression. However, do handle
22247 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22248 (elimination_effects): Prohibit elimination of a register modified
22249 by an auto-inc expression. Disable register elimination rules whose
22250 target register is modified by an auto-inc expression with variable
22253 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22255 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22257 (array_at_struct_end_p): New function.
22258 (idx_infer_loop_bounds): Use it.
22259 (estimate_numbers_of_iterations_loop): Export.
22260 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22261 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22262 (tree_estimate_probability): Call record_loop_exits.
22263 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22264 (estimated_loop_iterations, estimated_loop_iterations_int,
22265 estimated_loop_iterations_tree): New functions.
22266 (analyze_siv_subscript_cst_affine,
22267 compute_overlap_steps_for_affine_1_2,
22268 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22269 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22270 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22271 (PRED_LOOP_ITERATIONS_GUESSED): New.
22272 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22273 * cfgloop.h (estimate_numbers_of_iterations_loop,
22274 estimated_loop_iterations_int): Declare.
22276 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22278 * doc/extend.texi: Document optional priority argument to
22279 constructors and destructors.
22280 * tree.c (init_priority_for_decl): Adjust GTY markers.
22281 (init_ttree): Use priority-info hash functions for
22282 init_priority_for_decl.
22283 (tree_map_eq): Rename to ...
22284 (tree_map_base_eq): ... this.
22285 (tree_map_marked_p): Rename to ...
22286 (tree_map_base_marked_p): ... this.
22287 (tree_map_base_hash): New function.
22288 (decl_init_priority_lookup): Rework.
22289 (decl_fini_priority_lookup): New function.
22290 (decl_priority_info): New function.
22291 (decl_init_priority_insert): Use it.
22292 (decl_fini_priority_insert): Likewise.
22293 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22295 (decl_restrict_base_insert): Likewise.
22296 (decl_debug_expr_insert): Likewise.
22297 (decl_value_expr_lookup): Likewise.
22298 (decl_value_expr_insert): Likewise.
22299 * tree.h (priority_type): New type.
22300 (decl_init_priority_lookup): Use priority_type.
22301 (decl_fini_priority_lookup): New function.
22302 (decl_init_priority_insert): Use priority_type.
22303 (decl_fini_priority_insert): New function.
22304 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22305 (DECL_INIT_PRIORITY): Likewise.
22306 (SET_DECL_INIT_PRIORITY): Add comment.
22307 (DECL_FINI_PRIORITY): New macro.
22308 (SET_DECL_FINI_PRIORITY): Likewise.
22309 (DEFAULT_INIT_PRIORITY): Document.
22310 (MAX_INIT_PRIORITY): Likewise.
22311 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22312 (tree_map_base): New type.
22313 (tree_map_base_eq): New function.
22314 (tree_map_base_hash): Likewise.
22315 (tree_map_base_marked_p): Likewise.
22316 (tree_map): Inherit from tree_map_base.
22317 (tree_map_eq): Make it a macro.
22318 (tree_map_marked_p): Likewise.
22319 (tree_int_map): Inherit from tree_map_base.
22320 (tree_int_map_eq): Make it a macro.
22321 (tree_int_map_hash): Likewise.
22322 (tree_int_map_marked_p): Likewise.
22323 (tree_priority_map): New type.
22324 (tree_priority_map_eq): New macro.
22325 (tree_priority_map_hash): Likewise.
22326 (tree_priority_map_marked_p): Likewise.
22327 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22329 (emutls_common_1): Likewise.
22330 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22331 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22332 of tree_map hierarchy.
22333 * tree-cfg.c (move_stmt_r): Likewise.
22334 (new_label_mapper): Likewise.
22335 * c-tree.h (c_expand_body): Move to ...
22336 * c-common.h (c_expand_body): ... here.
22337 * c-decl.c (c_expand_body): Move to ...
22338 * c-common.c (c_expand_body): ... here.
22339 (c_common_attribute_table): Allow 1 argument for the constructor
22340 and destructor attributes.
22341 (get_priority): New function.
22342 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22343 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22345 2007-02-24 Jan Hubicka <jh@suse.cz>
22347 PR middle-end/30509
22348 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22349 copying for inlining.
22351 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22352 Jan Hubicka <jh@suse.cz>
22355 * i386.c (counter_mode): New function.
22356 (expand_set_or_movmem_via_loop): Use it.
22357 (expand_movmem_epilogue): Likewise; fix pasto.
22358 (ix86_expand_movmem): Do emit guard even for constant counts.
22359 (ix86_expand_setmem): Likewise.
22361 2007-02-25 Nick Clifton <nickc@redhat.com>
22363 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22364 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22366 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22369 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22370 count argument with 0x10, not with 0x16.
22371 (expand_setmem_epilogue): Ditto.
22373 2007-02-24 Mike Stump <mrs@apple.com>
22375 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22378 2007-02-24 Richard Guenther <rguenther@suse.de>
22380 PR middle-end/30951
22381 * fold-const.c (fold_binary): Fold x +- CST op x for
22382 EQ_EXPR and NE_EXPR.
22384 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22386 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22388 2007-02-24 Jan Hubicka <jh@suse.cz>
22390 * cgraphunit.c (decide_is_function_needed): Honor
22391 -fkeep-inline-functions.
22393 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22395 * builtins.c (fold_builtin_modf): New.
22396 (fold_builtin_2): Use it.
22398 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22400 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22401 (determine_max_iter): Take additional LOOP arg; all callers changed.
22402 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22403 one using simplifications.
22404 (simplify_using_initial_values): Return if the expression becomes
22405 invalid due to altered regs.
22407 2007-02-23 DJ Delorie <dj@redhat.com>
22409 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22411 2007-02-23 Mike Stump <mrs@apple.com>
22413 * tlink.c (scan_linker_output): Parse linker messages from
22414 darwin9's linker better.
22416 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22419 * varpool.c (varpool_assemble_pending_decls): Set
22420 varpool_last_needed_node to null.
22422 2007-02-23 DJ Delorie <dj@redhat.com>
22424 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22425 alignment bigger than the object file can handle.
22427 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22430 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22431 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22432 (*movsf_1): Penalize MMX moves.
22434 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22436 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22437 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22439 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22441 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22443 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22444 (fold_builtin_1): Use them.
22445 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22446 BUILT_IN_SIGNIFICAND.
22448 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22450 * config/i386/i386.c (bdesc_1arg): Initialize
22451 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22452 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22453 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22454 and IX86_BUILTIN_MOVSLDUP.
22456 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22458 PR rtl-optimization/30841
22459 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22461 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22463 * builtins.c (fold_builtin_frexp): New.
22464 (fold_builtin_2): Use it.
22466 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22468 * doc/invoke.texi (Spec Files): Document getenv spec function.
22470 * gcc.c (getenv_spec_function): New function.
22471 (static_spec_functions): Add it.
22472 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22473 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22476 2007-02-22 Michael Matz <matz@suse.de
22479 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22480 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22482 2007-02-22 Ian Lance Taylor <iant@google.com>
22485 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22486 (mem_loc_descriptor): Call it.
22488 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22489 Ira Rosen <irar@il.ibm.com>
22491 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22493 2007-02-22 Ira Rosen <irar@il.ibm.com>
22495 PR tree-optimization/30843
22496 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22497 stores only after all the group is vectorized.
22499 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22501 PR tree-optimization/30858
22502 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22503 in the reduction cycle have a single use in the loop.
22504 * tree-vectorizer.h (relevant): Add documentation.
22506 2007-02-20 Mike Stump <mrs@apple.com>
22508 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22509 * configure: Regenerate.
22511 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22513 Change the defaults of some parameters and options.
22514 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22515 * config/spu/spu.c (spu_optimization_options): Add.
22516 (spu_override_options): Change params in spu_optimization_options.
22517 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22519 Register 127 is only 16 byte aligned when used as a frame pointer.
22520 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22521 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22522 HARD_FRAME_POINTER_REGNUM.
22523 (spu_legitimate_address): Use regno_aligned_for_reload.
22524 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22525 aligned when frame_pointer_needed is true.
22526 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22528 * config/spu/spu.h (INIT_EXPANDERS): Define.
22530 Make sure shift and rotate instructions have valid immediate operands.
22531 * config/spu/predicates.md (spu_shift_operand): Remove.
22532 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22533 * config/spu/constraints.md (W, O): Extend range.
22534 * config/spu/spu.md (umask, nmask): Define.
22535 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22536 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22537 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22538 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22539 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22540 (lshr<mode>3_reg): Fix rtl description.
22542 Make sure mulhisi immediate operands are valid.
22543 * config/spu/predicates.md (imm_K_operand): Add.
22544 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22546 Generate constants using fsmbi and andi.
22547 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22548 (print_operand, spu_split_immediate, classify_immediate,
22549 fsmbi_const_p): Handle IC_FSMBI2.
22551 Correctly handle a CONST_VECTOR containing symbols.
22552 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22553 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22554 (immediate_load_p): Allow symbols that use 2 instructions to create.
22555 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22556 with symbols when flag_pic is set.
22557 (const_vector_immediate_p): New.
22558 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22559 accept a CONST_VECTOR with symbols.
22560 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22561 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22563 * config/spu/spu.md (high, low): Delete.
22564 (low_<mode>): Define.
22566 Remove INTRmode and INTR_REGNUM, which didn't work.
22567 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22569 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22570 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22571 peephole2 pattern): Don't use INTR or 131.
22572 (movintrcc): Delete.
22573 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22574 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22575 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22576 (UNSPEC_SET_INTR): Add.
22577 * config/spu/spu-modes.def (INTR): Remove.
22579 More accurate warnings about run-time relocations.
22580 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22582 Correctly warn about immediate arguments to specific intrinsics.
22583 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22584 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22585 the instruction predicate.
22587 Fix tree check errors with latest update.
22588 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22590 (spu_expand_builtin): Use CALL_EXPR_FN.
22592 Add missing specific intrinsics.
22593 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22595 * config/spu/spu_internals.h: Ditto.
22597 Fix incorrect operand modifiers.
22598 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22599 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22601 Optimize one case of zero_extend of a vec_select.
22602 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22604 Accept any immediate for hbr.
22605 * config/spu/spu.md (hbr): Change s constraints to i.
22607 2007-02-21 Paul Brook <paul@codesourcery.com>
22609 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22610 condexec_count when skipping USE and CLOBBER.
22612 2007-02-21 Nick Clifton <nickc@redhat.com>
22614 * common.opt (Warray-bounds): Add Warning attribute.
22615 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22617 (fsized-zeroes): Add Optimization attribute.
22618 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22619 * c.opt (Wc++0x-compat): Add Warning attribute.
22621 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22623 PR middle-end/30761
22624 * reload1.c (eliminate_regs_in_insn): In the single_set special
22625 case, attempt to re-recognize the insn before falling back to
22626 having reload fix it up.
22628 2007-02-20 Eric Christopher <echristo@gmail.com>
22630 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22631 Rewrite accordingly.
22632 (frv_read_iacc_argument): Ditto.
22633 (frv_expand_set_builtin): Take a call instead of arglist, update for
22635 (frv_expand_unop_builtin): Ditto.
22636 (frv_expand_binop_builtin): Ditto.
22637 (frv_expand_cut_builtin): Ditto.
22638 (frv_expand_binopimm_builtin): Ditto.
22639 (frv_expand_voidbinop_builtin): Ditto.
22640 (frv_expand_int_void2arg): Ditto.
22641 (frv_expand_prefetches): Ditto.
22642 (frv_expand_voidtriop_builtin): Ditto.
22643 (frv_expand_voidaccop_builtin): Ditto.
22644 (frv_expand_load_builtin): Ditto.
22645 (frv_expand_store_builtin): Ditto.
22646 (frv_expand_mdpackh_builtin): Ditto.
22647 (frv_expand_mclracc_builtin): Ditto.
22648 (frv_expand_mrdacc_builtin): Ditto.
22649 (frv_expand_mwtacc_builtin): Ditto.
22650 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22653 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22655 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22656 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22658 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22659 point instructions.
22660 * configure: Regenerate.
22661 * config.in: Regenerate.
22662 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22663 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22664 masks to power6 and power6x and to POWERPC_MASKS.
22665 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22667 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22668 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22669 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22670 Access PROTOTYPE as variable, not mask.
22672 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22674 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22675 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22676 * combine.c (adjust_for_new_dest): Use it.
22677 * postreload.c (reload_combine): Likewise.
22679 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22681 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22682 notes on an insn with multiple sets, even if single_set returns
22683 non-NULL for that insn.
22685 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22687 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22688 scalbn and scalbln.
22690 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22692 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22693 if user didn't pass it.
22694 * config/i386/darwin.h (CC1_SPEC): Likewise.
22695 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22696 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22697 -mmacosx-version-min.
22699 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22700 Uros Bizjak <ubizjak@gmail.com>
22702 * optabs.h (enum optab_index): Add new OTI_scalb.
22703 (scalb_optab): Define corresponding macro.
22704 * optabs.c (init_optabs): Initialize scalb_optab.
22705 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22707 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22708 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22709 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22710 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22711 flag_unsafe_math_optimizations is set.
22713 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22714 to implement scalbf, scalb and scalbl built-ins as inline x87
22717 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22718 DJ Delorie <dj@redhat.com>
22721 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22722 (diagnostic_report_diagnostic): ... here, and turn them into real
22723 errors. If warnings are inhibited, no need to do anything.
22725 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22727 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22728 better code generation.
22730 2007-02-20 Ben Elliston <bje@au.ibm.com>
22732 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22734 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22736 * config/alpha/alpha.c, config/alpha/alpha.md,
22737 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22738 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22739 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22740 config/arm/lib1funcs.asm: Follow spelling conventions.
22742 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22743 config/fr30/fr30.md, config/i386/i386.h,
22744 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22745 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22746 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22747 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22748 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22749 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22750 config/sparc/sparc.c, config/sparc/sparc.h,
22751 config/sparc/sparc.md, config/spu/constraints.md,
22752 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22755 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22758 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22761 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22763 * doc/invoke.texi (-ftree-lrs): Remove.
22765 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22767 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22770 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22772 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22773 new CALL_EXPR_FN macro for retrieving the function
22774 declaration of the input expression.
22776 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22778 * c.opt (Waddress): New.
22779 * common.opt (Walways-true): Delete.
22780 (Wstring-literal-comparison): Delete.
22781 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22782 -Wstring-literal-comparison. Add -Waddress.
22784 (Walways-true): Delete.
22785 (Wstring-literal-comparison): Delete.
22786 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22787 consistently instead of -Walways-true in example.
22788 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22789 * c-typeck.c (parser_build_binary_op): Replace
22790 -Wstring-literal-comparison and -Walways-true with -Waddress.
22791 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22794 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22796 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22797 without DECL_STRUCT_FUNCTION initialized.
22799 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22801 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22802 due to calls to functions taking pointers as parameters.
22804 2007-02-19 Richard Henderson <rth@redhat.com>
22807 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22810 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22812 * config/s390/s390.c (s390_call_saved_register_used,
22813 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22814 accessed to the new scheme.
22816 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22818 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22819 (cris_print_index, cris_print_operand, cris_print_operand_address)
22820 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22821 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22822 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22823 GET_CODE () == xxx.
22824 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22825 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22826 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22827 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22828 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22829 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22830 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22831 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22832 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22833 (uminsi3, call, call_value): Ditto.
22834 (define_split: indir_to_reg_split, unnamed): Ditto.
22836 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22838 PR tree-optimization/30975
22839 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22842 2007-02-18 Eric Christopher <echristo@gmail.com>
22844 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22845 Remove use of arglist.
22846 (mips_expand_builtin): Remove use of arglist, pass in expr.
22847 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22848 (mips_expand_builtin_movtf): Ditto.
22849 (mips_expand_builtin_compare): Ditto.
22851 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22853 * tree-sra.c (sra_build_assignment): Replace assertion
22854 checking with a comment explaining why it can't be done.
22856 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22858 PR middle-end/30833
22859 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22860 during CALL_EXPR representation conversion.
22861 * tree-ssa-propagate.c (set_rhs): Likewise.
22863 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22865 * tree-sra.c (sra_build_assignment): Disable assertion checking
22868 2007-02-18 Roger Sayle <roger@eyesopen.com>
22870 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22871 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22872 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22874 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22875 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22876 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22877 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22878 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22879 force_gimple_operand): Likewise.
22880 * ipa-cp.c (constant_val_insert): Likewise.
22881 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22882 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22883 perfect_nestify): Likewise.
22884 * langhooks.c (lhd_omp_assignment): Likewise.
22885 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22886 lower_copyprivate_clauses, lower_send_clauses,
22887 lower_send_shared_vars, expand_parallel_call,
22888 expand_omp_for_generic, expand_omp_for_static_nochunk,
22889 expand_omp_for_static_chunk, expand_omp_sections,
22890 lower_omp_single_copy, lower_omp_for_lastprivate,
22891 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22892 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22893 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22896 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22898 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22899 config/sh/sh.md: Follow spelling conventions.
22901 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22902 config/frv/predicates.md: Follow spelling conventions.
22904 * config/m68k/linux-unwind.h: Fix a comment typo.
22905 * target.h: Follow spelling conventions.
22907 2007-02-18 Roger Sayle <roger@eyesopen.com>
22909 PR rtl-optimization/28173
22910 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22911 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22912 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22913 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22914 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22916 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22918 * builtins.c (fold_builtin_load_exponent): New.
22919 (fold_builtin_2): Use it.
22921 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22923 PR rtl-optimization/30773
22924 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22925 if we fail to attach a REG_EQUIV note.
22927 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22928 Roger Sayle <roger@eyesopen.com>
22930 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22932 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22934 * calls.c (initialize_argument_information): Pass original EXP
22935 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22936 code to split complex arguments here, as part of initializing the
22938 (expand_call): Remove code that builds a list of arguments and
22939 inserts implicit arguments into it. Instead, just count how many
22940 implicit arguments there will be so we can determine the size of
22941 the ARGS array, and let initialize_argument_information do the work.
22942 (split_complex_values): Delete unused function.
22944 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22946 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22948 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22950 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22951 for arg pointer based indexed addressing.
22953 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22955 * config/ia64/ia64.h, config/ia64/ia64.md,
22956 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22957 spelling conventions.
22959 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22961 * config/m68k/m68k.c (split_di): New.
22962 * config/m68k/m68k-protos.h: Declare split_di.
22963 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22964 Improve predicate handling and split constant shifts.
22966 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22968 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22969 parameter for register bitfield operations, general predicates
22972 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22974 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22975 * config/m68k/linux-unwind.h: New file.
22977 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22979 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22980 config/i386/athlon.md, config/ia64/ia64.md,
22981 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22982 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22983 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22984 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22985 tree-vect-transform.c: Fix comment typos.
22987 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22989 * sched-deps.c (find_insn_list): Remove.
22990 * sched-int.h: Remove the prototype for find_insn_list.
22992 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22994 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22996 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22997 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22998 darwin_rs6000_override_options.
22999 (C_COMMON_OVERRIDE_OPTIONS): Expect
23000 darwin_macosx_version_min to be non-NULL always.
23001 (TARGET_C99_FUNCTIONS): Likewise.
23002 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
23003 (DARWIN_MINVERSION_SPEC): New.
23004 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
23005 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
23007 (DARWIN_MINVERSION_SPEC): New.
23008 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
23010 * config/darwin-c.c (darwin_cpp_builtins): Expect
23011 darwin_macosx_version_min to be non-NULL always.
23013 * config/rs6000/rs6000.c: Clean up trailing whitespace.
23015 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
23017 * config/i386/i386.h (x86_use_xchgb): New.
23018 (TARGET_USE_XCHGB): New macro.
23019 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
23020 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
23021 Split after reload into bswaphi for shifts of 8.
23022 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
23023 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
23024 or when optimizing for size.
23026 2007-02-16 Richard Guenther <rguenther@suse.de>
23027 Christian Bruel <christian.bruel@st.com>
23029 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
23030 DECLs but prefer SSA_NAMEs over DECLs.
23032 2007-02-16 Richard Guenther <rguenther@suse.de>
23034 * tree-flow-inline.h (single_imm_use_p): Remove.
23035 (zero_imm_uses_p): Likewise.
23036 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
23037 instead of single_imm_use_p.
23038 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
23041 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23044 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
23045 nested double- and backquotes.
23047 2007-02-15 Roger Sayle <roger@eyesopen.com>
23049 PR middle-end/30391
23050 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
23051 should be unreachable.
23052 (build2_stat): Allow construction of MODIFY_EXPR at any time.
23053 For the time being redirect GIMPLE_MODIFY_STMT to the new
23054 (renamed) build_gimple_modify_stmt_stat.
23055 (build2_gimple_stat): Rename to...
23056 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
23057 Always build a GIMPLE_MODIFY_STMT node.
23058 * tree.h (build2_gimple, build2_gimple_stat): Delete.
23059 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23062 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23063 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23064 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23065 expand_complex_div_wide): Likewise.
23066 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23067 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23068 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23069 * tree-ssa-loop-manip.c (create_iv): Likewise.
23070 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23071 abs_replacement): Likewise.
23072 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23073 realify_fake_stores): Likewise.
23075 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23076 node rather than a GIMPLE_MODIFY_STMT node.
23077 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23078 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23080 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23081 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23082 GIMPLE_MODIFY_STMT.
23084 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23086 PR middle-end/30433
23087 * fold-const.c (fold_comparison): Add back the
23088 folding of constant complex comparisions.
23090 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23092 PR middle-end/30729
23093 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23094 effects unknown to this function, return early.
23096 2007-02-15 Ian Lance Taylor <iant@google.com>
23098 * lower-subreg.c (move_eh_region_note): New static function.
23099 (resolve_simple_move): Call it.
23100 (decompose_multiword_subregs): Track blocks for which we resolve a
23101 simple move which is also a control flow insn. Pass them to
23102 find_many_sub_basic_blocks.
23103 (pass_lower_subreg): Add TODO_verify_flow.
23104 (pass_lower_subreg2): Likewise.
23106 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23107 Brooks Moses <brooks.moses@codesourcery.com>
23108 Lee Millward <lee.millward@codesourcery.com>
23110 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23111 (VL_EXP_CLASS_P): New.
23112 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23114 (TREE_OPERAND_CHECK_CODE): Likewise.
23115 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23116 (TREE_RTL_OPERAND_CHECK): Likewise.
23117 (tree_operand_check_failed): Make second parameter the whole tree
23118 instead of its code. Fixed callers.
23119 (VL_EXP_CHECK): New.
23120 (TREE_OPERAND_LENGTH): New.
23121 (VL_EXP_OPERAND_LENGTH): New.
23122 (CALL_EXPR_FN): New.
23123 (CALL_EXPR_STATIC_CHAIN): New.
23124 (CALL_EXPR_ARGS): New.
23125 (CALL_EXPR_ARG): New.
23126 (call_expr_nargs): New.
23127 (CALL_EXPR_ARGP): New.
23128 (build_nt_call_list): Declare.
23129 (build_vl_exp_stat): Declare.
23130 (build_vl_exp): New.
23131 (build_call_list): Declare.
23132 (build_call_nary): Declare.
23133 (build_call_valist): Declare.
23134 (build_call_array): Declare.
23135 (call_expr_arg): Declare.
23136 (call_expr_argp): Declare.
23137 (call_expr_arglist): Declare.
23138 (fold_build_call_list): Declare.
23139 (fold_build_call_list_initializer): Declare.
23140 (fold_call_expr): Declare to replace fold_builtin.
23141 (fold_builtin_fputs): Update to agree with modified definition.
23142 (fold_builtin_strcpy): Likewise.
23143 (fold_builtin_strncpy): Likewise.
23144 (fold_builtin_memory_chk): Likewise.
23145 (fold_builtin_stxcpy_chk): Likewise.
23146 (fold_builtin_strncpy_chk): Likewise.
23147 (fold_builtin_next_arg): Likewise.
23148 (fold_build_call_expr): Declare.
23149 (fold_builtin_call_list): Declare.
23150 (fold_builtin_call_valist): Declare.
23151 (build_call_expr): Declare.
23152 (validate_arglist): Update to agree with modified definition.
23153 (tree_operand_length): New.
23154 (call_expr_arg_iterator): New.
23155 (init_call_expr_arg_iterator): New.
23156 (next_call_expr_arg): New.
23157 (first_call_expr_arg): New.
23158 (more_call_expr_args_p): New.
23159 (FOR_EACH_CALL_EXPR_ARG): New.
23161 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23162 and tcc_gimple_stmt.
23163 (tree_code_size): Update documentation. Use sizeof (tree) rather
23164 than sizeof (char *).
23165 (tree_size): Likewise. Add case for tcc_vl_exp.
23166 (tree_node_structure): Add case for tcc_vl_exp.
23167 (contains_placeholder_p): Likewise.
23168 (substitute_in_expr): Likewise.
23169 (substitute_placeholder_in_expr): Likewise.
23170 (stabilize_reference_1): Likewise.
23171 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23172 to diagnose breakage of this interface for constructing CALL_EXPRs.
23173 (build_nt): Add similar assertion here.
23174 (build_nt_call_list): New.
23175 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23176 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23178 (get_callee_fndecl): Use new CALL_EXPR accessors.
23179 (tree_operand_check_failed): Change parameters to pass entire node
23180 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23181 (process_call_operands): New.
23182 (build_vl_exp_stat): New.
23183 (build_call_list): New.
23184 (build_call_nary): New.
23185 (build_call_valist): New.
23186 (build_call_array): New.
23187 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23188 (call_expr_arglist): New.
23190 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23191 tcc_vl_exp instead of a fixed-size tcc_expression.
23193 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23194 accessors for CALL_EXPRs.
23195 (AGGR_INIT_EXPR): Likewise.
23197 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23198 Brooks Moses <brooks.moses@codesourcery.com>
23199 Lee Millward <lee.millward@codesourcery.com>
23201 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23202 (expand_builtin_nonlocal_goto): Change parameter to be entire
23203 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23204 (expand_builtin_prefetch): Likewise.
23205 (expand_builtin_classify_type): Likewise.
23206 (mathfn_built_in): Return NULL_TREE instead of 0.
23207 (expand_errno_check): Use new CALL_EXPR accessors.
23208 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23209 Return NULL_RTX instead of 0.
23210 (expand_builtin_mathfn_2): Likewise.
23211 (expand_builtin_mathfn_3): Likewise.
23212 (expand_builtin_interclass_mathfn): Likewise.
23213 (expand_builtin_sincos): Likewise.
23214 (expand_builtin_cexpi): Likewise.
23215 (expand_builtin_int_roundingfn): Likewise.
23216 (expand_builtin_int_roundingfn_2): Likewise.
23217 (expand_builtin_pow): Likewise.
23218 (expand_builtin_powi): Likewise.
23219 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23220 of arglist, fixing callers appropriately. Use new CALL_EXPR
23221 accessors and constructors. Return NULL_RTX instead of 0.
23222 (expand_builtin_strstr): Likewise.
23223 (expand_builtin_strchr): Likewise.
23224 (expand_builtin_strrchr): Likewise.
23225 (expand_builtin_strpbrk): Likewise.
23226 (expand_builtin_memcpy): Likewise.
23227 (expand_builtin_mempcpy): Likewise.
23228 (expand_builtin_mempcpy_args): New.
23229 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23230 (expand_builtin_memmove_args): New.
23231 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23232 (expand_movstr): Likewise.
23233 (expand_builtin_strcpy): Likewise.
23234 (expand_builtin_strcpy_args): New.
23235 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23236 (expand_builtin_strncpy): Likewise.
23237 (expand_builtin_memset): Likewise.
23238 (expand_builtin_memset_args): New.
23239 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23240 (expand_builtin_memcmp): Likewise.
23241 (expand_builtin_strcmp): Likewise.
23242 (expand_builtin_strncmp): Likewise.
23243 (expand_builtin_strcat): Likewise.
23244 (expand_builtin_strncat): Likewise.
23245 (expand_builtin_strspn): Likewise.
23246 (expand_builtin_strcspn): Likewise.
23247 (expand_builtin_args_info): Likewise.
23248 (expand_builtin_va_start): Likewise.
23249 (gimplify_va_arg_expr): Likewise.
23250 (expand_builtin_va_end): Likewise.
23251 (expand_builtin_va_copy): Likewise.
23252 (expand_builtin_frame_address): Likewise.
23253 (expand_builtin_alloca): Likewise.
23254 (expand_builtin_bswap): Likewise.
23255 (expand_builtin_unop): Likewise.
23256 (expand_builtin_fputs): Likewise.
23257 (expand_builtin_expect): Likewise.
23258 (expand_builtin_fabs): Likewise.
23259 (expand_builtin_copysign): Likewise.
23260 (expand_builtin_printf): Likewise.
23261 (expand_builtin_fprintf): Likewise.
23262 (expand_builtin_sprintf): Likewise.
23263 (expand_builtin_init_trampoline): Likewise.
23264 (expand_builtin_signbit): Likewise.
23265 (expand_builtin_fork_or_exec): Likewise.
23266 (expand_builtin_sync_operation): Likewise.
23267 (expand_builtin_compare_and_swap): Likewise.
23268 (expand_builtin_lock_test_and_set): Likewise.
23269 (expand_builtin_lock_release): Likewise.
23270 (expand_builtin): Likewise.
23271 (builtin_mathfn_code): Likewise.
23273 (fold_builtin_constant_p): Pass call arguments individually instead
23274 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23275 accessors and constructors. Return NULL_TREE instead of 0.
23276 (fold_builtin_expect): Likewise.
23277 (fold_builtin_classify_type): Likewise.
23278 (fold_builtin_strlen): Likewise.
23279 (fold_builtin_nan): Likewise.
23280 (integer_valued_real_p): Likewise.
23281 (fold_trunc_transparent_mathfn): Likewise.
23282 (fold_fixed_mathfn): Likewise.
23283 (fold_builtin_cabs): Likewise.
23284 (fold_builtin_sqrt): Likewise.
23285 (fold_builtin_cbrt): Likewise.
23286 (fold_builtin_cos): Likewise.
23287 (fold_builtin_cosh): Likewise.
23288 (fold_builtin_tan): Likewise.
23289 (fold_builtin_sincos): Likewise.
23290 (fold_builtin_cexp): Likewise.
23291 (fold_builtin_trunc): Likewise.
23292 (fold_builtin_floor): Likewise.
23293 (fold_builtin_ceil): Likewise.
23294 (fold_builtin_round): Likewise.
23295 (fold_builtin_int_roundingfn): Likewise.
23296 (fold_builtin_bitop): Likewise.
23297 (fold_builtin_bswap): Likewise.
23298 (fold_builtin_logarithm): Likewise.
23299 (fold_builtin_hypot): Likewise.
23300 (fold_builtin_pow): Likewise.
23301 (fold_builtin_powi): Likewise.
23302 (fold_builtin_exponent): Likewise.
23303 (fold_builtin_memset): Likewise.
23304 (fold_builtin_bzero): Likewise.
23305 (fold_builtin_memory_op): Likewise.
23306 (fold_builtin_bcopy): Deleted; call site changed to invoke
23307 fold_builtin_memory_op directly.
23308 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23309 (fold_builtin_strncpy): Likewise.
23310 (fold_builtin_memcmp): Likewise.
23311 (fold_builtin_strcmp): Likewise.
23312 (fold_builtin_strncmp): Likewise.
23313 (fold_builtin_signbit): Likewise.
23314 (fold_builtin_copysign): Likewise.
23315 (fold_builtin_isascii): Likewise.
23316 (fold_builtin_toascii): Likewise.
23317 (fold_builtin_isdigit): Likewise.
23318 (fold_builtin_fabs): Likewise.
23319 (fold_builtin_abs): Likewise.
23320 (fold_builtin_fmin_fmax): Likewise.
23321 (fold_builtin_carg): Likewise.
23322 (fold_builtin_classify): Likewise.
23323 (fold_builtin_unordered_cmp): Likewise.
23325 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23326 New functions split out from fold_builtin_1.
23327 (fold_builtin_n): New.
23328 (fold_builtin_varargs): New.
23329 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23331 (fold_call_expr): New.
23332 (build_function_call_expr): Rewrite to use new helper function.
23333 (fold_builtin_call_list): New.
23334 (build_call_expr): New.
23335 (fold_builtin_call_valist): New.
23336 (rewrite_call_expr): New.
23337 (validate_arg): New.
23338 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23339 of an arglist. Change return type to bool. Use new CALL_EXPR
23342 (fold_builtin_strstr): Pass call arguments individually instead
23343 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23344 accessors and constructors. Return NULL_TREE instead of 0.
23345 (fold_builtin_strchr): Likewise.
23346 (fold_builtin_strrchr): Likewise.
23347 (fold_builtin_strpbrk): Likewise.
23348 (fold_builtin_strcat): Likewise.
23349 (fold_builtin_strncat): Likewise.
23350 (fold_builtin_strspn): Likewise.
23351 (fold_builtin_strcspn): Likewise.
23352 (fold_builtin_fputs): Likewise.
23353 (fold_builtin_next_arg): Likewise.
23354 (fold_builtin_sprintf): Likewise.
23356 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23357 NULL_RTX instead of 0.
23358 (expand_builtin_memory_chk): Likewise.
23359 (maybe_emit_chk_warning): Likewise.
23360 (maybe_emit_sprintf_chk_warning): Likewise.
23362 (fold_builtin_object_size): Pass call arguments individually instead
23363 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23364 accessors and constructors. Return NULL_TREE instead of 0.
23365 (fold_builtin_memory_chk): Likewise.
23366 (fold_builtin_stxcpy_chk): Likewise.
23367 (fold_builtin_strncpy_chk): Likewise.
23368 (fold_builtin_strcat_chk): Likewise.
23369 (fold_builtin_strcat_chk): Likewise.
23370 (fold_builtin_strncat_chk): Likewise.
23371 (fold_builtin_sprintf_chk): Likewise.
23372 (fold_builtin_snprintf_chk): Likewise.
23373 (fold_builtin_printf): Likewise.
23374 (fold_builtin_vprintf): Likewise.
23376 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23378 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23379 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23380 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23381 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23382 (fold_unary): Likewise.
23383 (fold_binary): Likewise.
23384 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23385 ternary expressions.
23386 (fold): Add logic for tcc_vl_exp.
23387 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23388 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23389 (fold_build3_stat): Add assertion to flag broken interface for
23390 constructing CALL_EXPRs.
23391 (fold_build_call_list): New.
23392 (fold_build_call_list_initializer): New.
23393 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23395 (fold_strip_sign_ops): Likewise.
23397 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23398 Brooks Moses <brooks.moses@codesourcery.com>
23399 Lee Millward <lee.millward@codesourcery.com>
23401 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23402 accessors and dump arguments explicitly.
23404 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23406 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23408 (print_call_name): Use new CALL_EXPR accessors.
23410 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23411 CALL_EXPR arguments explicitly instead of as a list. Use
23412 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23414 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23415 (vrp_visit_stmt): Likewise.
23417 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23418 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23420 (force_move_till_expr): Likewise.
23422 * targhooks.c (default_external_stack_protect_fail): Use
23423 build_call_expr instead of build_function_call_expr.
23424 (default_hidden_stack_protect_fail): Likewise.
23426 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23429 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23430 and walk arguments explicitly.
23432 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23433 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23434 (expand_simple_operations): Likewise.
23435 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23437 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23438 of TREE_CODE_LENGTH.
23439 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23441 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23442 instead of TREE_CODE_LENGTH.
23444 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23445 (tree_ic_transform): Likewise.
23446 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23447 parameter instead of arglist. Fix callers.
23448 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23449 (tree_stringops_transform): Likewise.
23450 (tree_indirect_call_to_profile): Likewise.
23451 (tree_stringops_values_to_profile): Likewise.
23453 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23454 (eliminate_tail_call): Likewise.
23456 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23458 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23459 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23461 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23463 * omp-low.c (build_omp_barrier): Use build_call_expr.
23464 (lower_rec_input_clauses): Likewise.
23465 (lower_reduction_clauses): Likewise.
23466 (expand_parallel_call): Likewise.
23467 (maybe_catch_exception): Likewise.
23468 (expand_omp_for_generic): Likewise.
23469 (expand_omp_for_static_nochunk): Likewise.
23470 (expand_omp_sections): Likewise.
23471 (lower_omp_single_simple): Likewise.
23472 (lower_omp_single_copy): Likewise.
23473 (lower_omp_master): Likewise.
23474 (lower_omp_ordered): Likewise.
23475 (lower_omp_critical): Likewise.
23477 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23478 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23480 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23481 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23482 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23484 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23485 and generalize to handle any number of operands.
23486 (chrec_contains_undetermined): Likewise.
23487 (tree_contains_chrecs): Likewise.
23488 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23490 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23492 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23493 fold_call_expr instead of fold_builtin.
23494 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23495 match declarations there.
23496 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23499 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23500 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23502 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23503 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23505 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23508 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23509 (execute_cse_sincos): Use new CALL_EXPR accessors.
23511 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23513 * gimple-low.c (lower_function_body): Use build_call_expr.
23514 (lower_builtin_setjmp): Likewise.
23516 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23517 (set_storage_via_libcall): Likewise.
23518 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23519 instead of TREE_CODE_LENGTH.
23520 (expand_expr_real_1): Use new CALL_EXPR accessors.
23522 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23523 generalize to handle any number of operands.
23524 (TB_parent_eq): Likewise.
23526 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23527 (strip_builtin_expect): Likewise.
23529 * function.c (gimplify_parameters): Use build_call_expr.
23531 * tree-vectorizer.c (vect_is_simple_reduction): Use
23532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23534 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23535 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23537 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23540 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23541 (gimplify_decl_expr): Likewise.
23542 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23543 Use new CALL_EXPR iterators.
23544 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23545 (gimplify_modify_expr_to_memset): Likewise.
23546 (gimplify_variable_sized_compare): Likewise.
23547 (gimplify_omp_atomic_fetch_op): Likewise.
23548 (gimplify_omp_atomic_pipeline): Likewise.
23549 (gimplify_omp_atomic_mutex): Likewise.
23550 (gimplify_function_tree): Likewise.
23552 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23553 (call_expr_flags): Likewise.
23554 (expand_call): Likewise.
23556 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23557 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23560 * coverage.c (create_coverage): Use build_call_expr.
23562 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23563 (temp_call_expr_obstack): New.
23564 (pool_copy_list): Delete.
23565 (temp_copy_call_expr): New.
23566 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23567 CALL_EXPR accessors. Get rid of special goo for copying argument
23568 lists and use temp_copy_call_expr instead.
23569 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23570 CALL_EXPR accessors.
23571 (create_expression_by_pieces): Likewise. Use build_call_array
23572 to construct the result instead of fold_build3.
23573 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23574 dealing with argument lists.
23575 (init_pre): Remove references to expression_node_pool and
23576 list_node_pool. Init temp_call_expr_obstack instead.
23577 (fini_pre): Remove references to expression_node_pool and
23580 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23581 and walk arguments explicitly instead of as a list.
23583 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23584 (mx_register_decls): Likewise.
23585 (mudflap_register_call): Likewise.
23586 (mudflap_finish_file): Likewise.
23588 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23589 (ipa_callsite_compute_param): Likewise.
23591 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23592 accessors and constructor.
23594 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23595 accessors and constructor.
23596 (convert_tramp_reference): Likewise.
23597 (convert_call_expr): Likewise.
23598 (finalize_nesting_tree_1): Likewise.
23600 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23603 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23605 * tree-inline.c (initialize_inlined_parameters): Pass entire
23606 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23608 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23609 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23611 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23612 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23613 (vectorizable_reduction): Likewise.
23614 (vectorizable_call): Use new CALL_EXPR iterators.
23615 (vectorizable_conversion): Use build_call_expr.
23616 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23617 (vect_gen_widened_results_half): Use build_call_expr.
23618 (vect_setup_realignment): Likewise.
23619 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23621 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23622 (pass_through_call): Likewise.
23623 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23626 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23627 (tree_gen_pow2_profiler): Likewise.
23628 (tree_gen_one_value_profiler): Likewise.
23629 (tree_gen_ic_func_profiler): Likewise.
23630 (tree_gen_average_profiler): Likewise.
23631 (tree_gen_ior_profiler): Likewise.
23633 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23634 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23635 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23637 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23638 of TREE_CODE_LENGTH.
23640 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23641 of TREE_CODE_LENGTH.
23643 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23645 (convert_to_integer): Likewise.
23647 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23650 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23651 Brooks Moses <brooks.moses@codesourcery.com>
23652 Lee Millward <lee.millward@codesourcery.com>
23654 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23656 * config/frv/frv.c (frv_expand_builtin): Likewise.
23657 * config/s390/s390.c (s390_expand_builtin): Likewise.
23659 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23660 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23662 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23663 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23664 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23665 (ix86_expand_store_builtin): Likewise.
23666 (ix86_expand_unop_builtin): Likewise.
23667 (ix86_expand_unop1_builtin): Likewise.
23668 (ix86_expand_sse_compare): Likewise.
23669 (ix86_expand_sse_comi): Likewise.
23670 (ix86_expand_vec_init_builtin): Likewise.
23671 (ix86_expand_vec_ext_builtin): Likewise.
23672 (ix86_expand_vec_set_builtin): Likewise.
23673 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23675 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23676 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23678 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23679 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23680 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23682 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23684 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23685 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23686 arglist. Use new CALL_EXPR accessors. Fix callers.
23687 (altivec_expand_abs_builtin): Likewise.
23688 (rs6000_expand_binop_builtin): Likewise.
23689 (altivec_expand_predicate_builtin): Likewise.
23690 (altivec_expand_lv_builtin): Likewise.
23691 (spe_expand_stv_builtin): Likewise.
23692 (altivec_expand_stv_builtin): Likewise.
23693 (rs6000_expand_ternop_builtin): Likewise.
23694 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23695 (altivec_expand_st_builtin): Likewise.
23696 (altivec_expand_dst_builtin): Likewise.
23697 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23698 arglist. Use new CALL_EXPR accessors. Fix callers.
23699 (altivec_expand_vec_set_builtin): Likewise.
23700 (altivec_expand_vec_ext_builtin): Likewise.
23701 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23702 (spe_expand_builtin): Likewise.
23703 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23704 arglist. Use new CALL_EXPR accessors. Fix callers.
23705 (spe_expand_evsel_builtin): Likewise.
23706 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23707 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23709 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23710 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23711 (arm_expand_unop_builtin): Likewise.
23712 (arm_expand_builtin): Use new CALL_EXPR accessors.
23714 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23717 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23718 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23720 (bfin_expand_unop_builtin): Likewise.
23721 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23723 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23724 Brooks Moses <brooks.moses@codesourcery.com>
23725 Lee Millward <lee.millward@codesourcery.com>
23727 * c-semantics.c (build_stmt): Add internal diagnostic check.
23729 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23730 accessors. Print arguments explicitly instead of as a list.
23732 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23734 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23735 (c_finish_omp_flish): Likewise.
23737 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23738 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23739 instead of TREE_CODE_LENGTH.
23740 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23741 (c_warn_unused_result): Likewise.
23743 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23746 * doc/invoke.texi (Warning Options): Remove
23747 -Werror-implicit-function-declaration.
23748 (Wimplicit-function-declaration): Update description.
23749 * opts.c (common_handle_option): Move handling of -Werror=* to...
23750 (enable_warning_as_error): ...here.
23751 * opts.h (enable_warning_as_error): Declare.
23752 * c-decl.c (implicit_decl_warning): Unless
23753 -Wno-implicit-function-declaration is given, emit a pedwarn if
23754 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23755 * c.opt (Wimplicit-function-declaration): Replace
23756 mesg_implicit_function_declaration with
23757 warn_implicit_function_declaration.
23758 * c-opts.c (c_common_handle_option):
23759 -Werror-implicit-function-declaration is exactly equal as
23760 -Werror=implicit-function-declaration.
23761 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23762 warn_implicit_function_declaration.
23763 (c_common_post_options): -Wimplict-function-declaration is enabled
23764 by default by -std=c99, otherwise is disabled by default.
23765 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23767 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23769 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23770 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23771 former is ignored but not the latter.
23773 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23775 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23776 is made and the reference doesn't use the alias set of its type,
23777 do not create the temporary using that type.
23779 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23781 * jump.c: Remove prototypes for delete_computation and
23782 delete_prior_computation.
23784 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23786 * jump.c (get_label_after): Delete.
23787 (get_label_before, delete_computation, delete_jump,
23788 delete_prior_computation, follow_jumps): Move...
23789 * reorg.c (delete_computation, delete_prior_computation): ... here...
23790 (get_label_before, delete_jump): ... making these static ...
23791 (follow_jumps): ... and simplifying this since it only runs after
23793 * rtl.h (get_label_after, get_label_before, delete_jump,
23794 follow_jumps): Delete prototypes.
23796 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23798 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23800 2007-02-15 Nick Clifton <nickc@redhat.com>
23802 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23803 order to prevent it from being munged by the target.
23805 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23807 * config/i386/i386.md: Remove misleading comment.
23809 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23811 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23812 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23815 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23817 * tree-sra.c (instantiate_missing_elements): Canonicalize
23819 (sra_build_assignment): New.
23820 (generate_copy_inout, generate_element_copy,
23821 generate_element_zero, generate_one_element_init): Use it.
23823 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23825 * tree-sra.c (instantiate_missing_elements): Canonicalize
23827 (sra_build_assignment): New.
23828 (generate_copy_inout, generate_element_copy,
23829 generate_element_zero, generate_one_element_init): Use it.
23831 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23833 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23836 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23838 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23839 types as aggregates not scalars.
23840 * function.c (assign_stack_temp_for_type): Likewise.
23842 2007-02-14 Roger Sayle <roger@eyesopen.com>
23843 Zdenek Dvorak <dvorakz@suse.cz>
23845 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23848 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23850 * passes.c (next_pass_1): Clear the next field of the copied
23853 2007-02-14 Richard Henderson <rth@redhat.com>
23855 * tree-sra.c (early_sra): New.
23856 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23857 (tree_sra_early, pass_sra_early): New.
23858 * tree-pass.h (pass_sra_early): Declare.
23859 * passes.c (init_optimization_passes): Use it.
23861 2007-02-14 Richard Guenther <rguenther@suse.de>
23863 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23865 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23867 PR tree-optimization/30771
23868 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23870 (vect_analyze_operations): Induction phis can now be marked as
23872 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23873 Update documentation accordingly.
23875 2007-02-14 Nick Clifton <nickc@redhat.com>
23877 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23878 most 3 arguments are supported.
23879 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23881 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23883 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23884 Ensure dst->current is valid.
23886 2007-02-13 Paul Brook <paul@codesourcery.com>
23888 * config.gcc: Add arm*-*-uclinux-*eabi.
23889 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23890 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23891 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23892 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23893 (LINK_SPEC): Define.
23894 (LIB_SPEC): Define.
23895 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23897 * config/arm/uclinux-eabi.h: New file.
23898 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23899 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23902 2007-02-13 Ian Lance Taylor <iant@google.com>
23904 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23905 * flags.h (warn_strict_overflow): Declare.
23906 (enum warn_strict_overflow_code): Define.
23907 (issue_strict_overflow_warning): New static inline function.
23908 * opts.c (warn_strict_overflow): New variable.
23909 (common_handle_option): Handle OPT_Wstrict_overflow and
23910 OPT_Wstrict_overflow_.
23911 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23913 * fold-const.c: Include intl.h.
23914 (fold_deferring_overflow_warnings): New static variable.
23915 (fold_deferred_overflow_warning): New static variable.
23916 (fold_deferred_overflow_code): New static variable.
23917 (fold_defer_overflow_warnings): New function.
23918 (fold_undefer_overflow_warnings): New function.
23919 (fold_undefer_and_ignore_overflow_warnings): New function.
23920 (fold_deferring_overflow_warnings_p): New function.
23921 (fold_overflow_warning): New static function.
23922 (make_range): Add strict_overflow_p parameter. Change all
23924 (extract_muldiv, extract_muldiv_1): Likewise.
23925 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23926 tree_expr_nonnegative_p.
23927 (fold_negate_expr): Call fold_overflow_warning.
23928 (fold_range_test): Likewise.
23929 (fold_comparison): Likewise.
23930 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23931 instead of tree_expr_nonnegative_p.
23932 (tree_expr_nonnegative_warnv_p): Rename from
23933 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23934 (tree_expr_nonnegative_p): New function.
23935 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23936 strict_overflow_p parameter.
23937 (tree_expr_nonzero_p): New function.
23938 * passes.c (verify_interpass_invariants): New static function.
23939 (execute_one_pass): Call it.
23940 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23942 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23943 (estimate_numbers_of_iterations): Likewise.
23944 (scev_probably_wraps_p): Likewise.
23945 * tree-ssa-ccp.c: Include "toplev.h".
23946 (evaluate_stmt): Defer fold overflow warnings until we know we are
23948 (struct fold_stmt_r_data): Add stmt field.
23949 (fold_stmt_r): Defer fold overflow warnings until we know we
23951 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23952 (fold_stmt_inplace): Likewise.
23953 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23954 (cleanup_control_expr_graph): Defer fold overflow warnings until
23955 we know we are going to optimize.
23956 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23957 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23959 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23960 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23961 * tree-ssa-loop-manip.c (create_iv): Likewise.
23962 * c-typeck.c (build_conditional_expr): Likewise.
23963 (build_binary_op): Likewise.
23964 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23965 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23966 (extract_range_from_unary_expr): Likewise.
23967 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23968 assuming that signed overflow does not occur.
23969 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23970 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23971 (fold_defer_overflow_warnings): Declare.
23972 (fold_undefer_overflow_warnings): Declare.
23973 (fold_undefer_and_ignore_overflow_warnings): Declare.
23974 (fold_deferring_overflow_warnings_p): Declare.
23975 (tree_expr_nonzero_warnv_p): Declare.
23976 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23977 of warning options.
23978 (Warning Options): Document -Wstrict-overflow.
23979 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23980 (tree-ssa-ccp.o): Likewise.
23981 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23982 (fold-const.o): Depend on intl.h.
23984 2007-02-13 Ian Lance Taylor <iant@google.com>
23986 PR middle-end/30751
23987 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23990 2007-02-13 Stuart Hastings <stuart@apple.com>
23992 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23994 2007-02-13 Richard Henderson <rth@redhat.com>
23996 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23997 handled_component_p before looking for the indirect_ref.
23999 2007-02-13 Richard Henderson <rth@redhat.com>
24001 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
24002 remove flags clobber.
24003 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
24004 (bswaphi_lowpart): New.
24005 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
24006 remove TARGET_BSWAP test. Delete expander of the same name.
24008 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
24009 (expand_unop): Use them.
24011 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
24013 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
24014 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
24015 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
24016 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
24017 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
24018 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
24019 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
24020 assembler dialect choice from asm templates.
24022 2007-02-12 Richard Henderson <rth@redhat.com>
24024 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
24025 (fixuns_trunc<SSEMODEF>si2): Use it.
24026 * config/i386/sse.md (vec_setv4sf_0): Export.
24027 * config/i386/i386.c (ix86_build_const_vector): Export.
24028 (ix86_split_convert_uns_si_sse): Rename from
24029 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
24030 * config/i386/i386-protos.h: Update.
24032 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24035 * c-typeck.c (c_finish_return): Improve warning message.
24037 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24039 * alias.c (find_symbolic_term): Delete unused function.
24041 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
24043 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
24044 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
24045 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
24047 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24049 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
24050 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
24051 the function, temporarily point the debug interface to the null one.
24053 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
24055 * dwarf2out.c (round_up_to_align): New static function.
24056 (field_byte_offset): Use it to round the offset.
24058 2007-02-12 Richard Henderson <rth@redhat.com>
24060 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24061 (inswl_const): Export.
24063 2007-02-12 Richard Henderson <rth@redhat.com>
24065 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24066 result mode of the libcall, convert back to outmode.
24068 2007-02-12 Roger Sayle <roger@eyesopen.com>
24070 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24071 (bswapdi2): New define_expand to implement 32-bit implementation.
24073 2007-02-12 Nick Clifton <nickc@redhat.com>
24075 * doc/invoke.texi (Overall Options): Document --help=.
24076 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24077 (cc1_options): Pass --help= on to cc1.
24078 (display_help): Add description of --help=.
24079 (process_command): Add code to handle --help=. Allow translated
24080 --help and --target-help switches to be passed on to compiler
24082 (main): Remove unused if statement.
24083 * opts.c (columns): Remove.
24084 (LEFT_COLUMN): Define.
24085 (wrap_help): Add columns argument.
24086 (print_filtered_help): Change parameters to be an include bitmask,
24087 an exclude bitmask, an any bitmask and the column width. Move the
24088 code to display the params list here. Add code to display the
24089 status of options rather than their descriptions if the quiet flag
24091 (print_specific_help): Change parameters to be an include bitmask,
24092 an exclude bitmask and an any bitmask. Move code to look up the
24093 column width here. Decide upon the title for an options listing.
24094 (common_handle_options): Add code to handle --help=. Adapt code
24095 for --help and --target-help to use the revised form of the
24096 print_specific_help function.
24097 (print_help): Delete.
24098 (print_param_help): Delete.
24099 (print_switch): Delete.
24100 * opts.h (cl_lang_count): Add prototype.
24101 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24102 CL_MAX_OPTION_CLASS): New defines.
24103 * optc-gen.awk: Add construction of cl_lang_count.
24104 * c.opt: Add Warning attribute to warning options and Optimization
24105 attribute to optimization options.
24106 * common.opt: Likewise.
24108 Add -fhelp and -ftarget-help as aliases for the transformed --help
24109 and --target-help options.
24110 * opt-functions.awk: Add code to handle Warning and Optimization
24113 2007-02-12 Richard Henderson <rth@redhat.com>
24115 * config/alpha/constraints.md: New file.
24116 * config/alpha/alpha.c: Include tm-constrs.h.
24117 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24118 alpha_extra_constraint): Remove.
24119 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24120 * config/alpha/alpha-protos.h: Update.
24121 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24122 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24123 (EXTRA_CONSTRAINT): Remove.
24124 * config/alpha/alpha.md: Include constraints.md.
24125 (adddi splitter): Use satisfies_constraint_*.
24126 * config/alpha/predicates.md (add_operand): Likewise.
24127 (sext_add_operand, addition_operation): Likewise.
24129 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24131 PR tree-optimization/29145
24132 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24133 in our handling of restrict qualified pointers.
24135 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24138 * doc/invoke.texi (Wunused-value): Update description.
24139 (Wextra): Delete item.
24140 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24141 value of Wunused-value.
24142 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24143 (c_finish_stmt_expr): Don't check extra_warnings.
24144 (emit_side_effect_warnings): The caller is responsible to check
24147 2007-02-11 Roger Sayle <roger@eyesopen.com>
24148 Matt Thomas <matt@3am-software.com>
24150 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24152 2007-02-11 Roger Sayle <roger@eyesopen.com>
24154 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24155 comparisons of POPCOUNT against zero.
24156 (simplify_const_relational_operation): Likewise.
24158 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24160 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24162 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24164 * dwarf2out.c (root_type): Delete unused function.
24166 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24168 * genattrtab.c (contained_in_p): Delete unused function.
24169 (write_expr_attr_cache): Likewise.
24171 2007-02-11 Jan Hubicka <jh@suse.cz>
24173 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24176 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24178 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24179 to add the REG_EQ* note.
24180 * see.c (see_merge_one_use_extension): Likewise.
24181 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24182 turn REG_EQUAL notes into REG_EQUIV notes if the target
24183 register may have more than one set.
24184 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24185 * gcse.c (try_replace_reg): Likewise.
24186 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24187 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24188 more than one REG_EQUIV note.
24189 * reload1.c (gen_reload): Use set_unique_reg_note.
24191 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24193 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24194 (ix86_builtin_conversion): New function.
24196 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24199 * tree.h (DECL_REPLACEABLE_P): New macro.
24200 * except.c (set_nothrow_function_flags): Likewise.
24202 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24203 Ira Rosen <irar@il.ibm.com>
24204 Dorit Nuzman <dorit@il.ibm.com>
24206 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24207 * targhooks.c (default_builtin_vectorized_conversion): New.
24208 * targhooks.h (default_builtin_vectorized_function): New declaration.
24209 * target.h (struct vectorize): Add builtin_conversion field.
24210 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24211 stmt_vec_info_type value.
24212 (vectorizable_conversion): New declaration.
24213 * tree-vect-analyze.c (vect_analyze_operations): Add
24214 vectorizable_conversion call.
24215 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24216 * tree-vect-transform.c (vectorizable_conversion): New function.
24217 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24218 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24220 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24221 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24222 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24223 or ALTIVEC_BUILTIN_VCFSX.
24225 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24228 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24229 CONST_DOUBLE and operand 0 is a hard register.
24230 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24231 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24232 is a hard floating-point register.
24234 2007-02-10 Richard Henderson <rth@redhat.com>
24235 Jakub Jelinek <jakub@redhat.com>
24236 Alexandre Oliva <aoliva@redhat.com>
24238 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24239 * builtin-types.def (BT_WORD): Make unsigned.
24240 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24241 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24242 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24243 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24244 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24245 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24247 * expr.c (emutls_var_address): New.
24248 (expand_expr_real_1): Expand emulated tls.
24249 (expand_expr_addr_expr_1): Likewise.
24250 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24251 * output.h (emutls_finish): Declare.
24252 * toplev.c (compile_file): Call it.
24253 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24254 address before wrapping in CONST.
24255 * varasm.c (emutls_htab, emutls_object_type): New.
24256 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24257 (get_emutls_object_name, get_emutls_object_type): New.
24258 (get_emutls_init_templ_addr, emutls_decl): New.
24259 (emutls_common_1, emutls_finish): New.
24260 (assemble_variable): When emulating tls, swap decls; generate
24261 constructor for the emutls objects.
24262 (do_assemble_alias): When emulating tls, swap decl and target name.
24263 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24265 * varpool.c (decide_is_variable_needed): Look at force_output.
24266 Recurse for emulated tls.
24267 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24268 with decide_is_variable_needed.
24269 * emutls.c: New file.
24270 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24271 tls_object for real tls.
24273 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24275 PR rtl-optimization/29599
24276 * reload1.c (eliminate_regs_in_insn): Take the destination
24277 mode into account when computing the offset.
24279 2007-02-09 Stuart Hastings <stuart@apple.com>
24280 Richard Henderson <rth@redhat.com>
24282 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24283 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24284 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24285 fixuns_truncdfhi2): New.
24286 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24287 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24288 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24289 (floatunssidf2): Allow nonimmediate source.
24290 * config/i386/sse.md (movdi_to_sse): New.
24291 (vec_concatv2di): Drop '*'.
24292 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24293 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24294 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24296 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24297 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24298 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24299 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24300 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24301 ix86_build_const_vector.
24302 (x86_emit_floatuns): Rewrite.
24304 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24306 * genautomata.c (longest_path_length): Delete unused function.
24307 (struct state): Delete unused longest_path_length.
24308 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24309 (get_free_state): Delete unused.
24311 2007-02-09 Jan Hubicka <jh@suse.cz>
24313 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24314 * doc/invoke.texi (inline-unit-growth): Update default value.
24316 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24317 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24318 (rebuild_cgraph_edges): Likewise.
24319 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24320 (dump_cgraph_node): Dump frequencies.
24321 (cgraph_clone_edge): Add frequency scales.
24322 (cgraph_clone_node): Add freuqnecy.
24323 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24324 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24325 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24326 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24327 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24328 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24329 (save_inline_function_body): Likewise.
24330 * ipa-inline.c: inluce rtl.h
24331 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24332 (cgraph_edge_badness): Use frequencies.
24333 (cgraph_decide_recursive_inlining): Update clonning.
24334 (cgraph_decide_inlining_of_small_function): Dump frequency.
24335 * predict.c (estimate_bb_frequencies): Export.
24336 * predict.h (estimate_bb_frequencies): Declare.
24337 * tree-inline.c (copy_bb): Watch overflows.
24338 (expand_call_inline): Update call of cgraph_create_edge.
24339 (optimize_inline_calls): Use TODO flags to update frequnecies.
24340 * passes.h: Include predict.h
24341 (init_optimization_passes): Move profile ahead.
24342 (execute_function_todo): Handle TODO_rebuild_frequencies.
24344 2007-02-09 Roger Sayle <roger@eyesopen.com>
24346 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24347 the insbl or inswl pattern into a register.
24349 2007-02-09 Roger Sayle <roger@eyesopen.com>
24351 * config/ia64/ia64.md (bswapdi2): New define_insn.
24353 2007-02-09 Richard Henderson <rth@redhat.com>
24355 * config/i386/constraints.md (Ym): New constraint.
24356 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24357 (movdi_1_rex64): Split sse and xmm general register moves from
24358 memory move alternatives. Use conditional register constraints.
24359 (movsf_1, movdf_integer): Likewise.
24360 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24361 (movdf_integer_rex64): New.
24362 (pushsf_rex64): Fix output constraints.
24363 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24364 (sse2_stored): Likewise.
24365 (sse2_storeq_rex64): New.
24366 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24367 amd and not generic.
24368 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24369 for optimize_size. Remove SF/DFmode hack.
24371 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24373 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24376 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24377 Richard Sandiford <richard@codesourcery.com>
24379 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24380 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24381 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24382 m68k/t-mlib to tmake_file.
24383 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24384 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24385 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24386 Allow it to be cf or m68k. Set m68k_arch_family. If that
24387 variable is not empty, add t-$m68k_arch_family to tmake_file.
24388 Add t-mlibs to tmake_file.
24389 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24390 * config/m68k/t-cf: New file.
24391 * config/m68k/t-m68k: Likewise.
24392 * config/m68k/t-mlibs: Likewise.
24393 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24394 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24395 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24396 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24397 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24399 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24400 (INSTALL_LIBGCC): Delete.
24401 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24402 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24403 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24404 (M68K_MLIB_CPU): Define.
24405 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24406 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24407 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24409 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24410 Richard Guenther <rguenther@suse.de>
24412 PR middle-end/23361
24413 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24414 against INT_MIN/INT_MAX.
24415 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24416 file if a loop is removed.
24418 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24420 * calls.c (store_one_arg): Pass correct alignment to
24421 emit_push_insn for non-BLKmode values.
24422 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24423 unaligned stack slot via a suitably aligned slot.
24425 2007-02-08 DJ Delorie <dj@redhat.com>
24427 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24429 (legal_subregs): Use unsigned char, make const.
24430 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24432 2007-02-08 Paul Brook <paul@codesourcery.com>
24434 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24435 special interworking needed.
24437 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24439 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24440 conditional to __SSE2__.
24441 (Entries below should have been added to first ChangeLog
24442 entry for amdfam10 dated 2007-02-05)
24443 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24445 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24447 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24450 2007-02-08 DJ Delorie <dj@redhat.com>
24452 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24453 * config/m32c/m32c.c (legal_subregs): New.
24454 (m32c_illegal_subreg_p): New.
24455 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24456 unsupported subregs of hard regs.
24458 2007-02-08 Jan Hubicka <jh@suse.cz>
24460 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24461 the same one; always update histograms.
24463 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24465 * passes.c (init_optimization_passes): Tidy comment.
24467 2007-02-08 Roger Sayle <roger@eyesopen.com>
24469 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24470 strip zero_extend, bswap and rotates from POCOUNT's argument.
24471 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24472 zero_extend and rotates from PARITY's argument.
24473 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24474 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24475 of an integer constant at compile-time.
24477 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24480 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24482 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24485 * tree-ssa-live.c (remove_unused_locals): Do not remove
24486 TREE_ADDRESSABLE variables.
24487 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24488 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24489 FOR_CLOBBER. Update all users.
24490 If VAR has an associated alias set, add a virtual operand for
24491 it if no alias is found to conflict with the memory reference.
24493 2007-02-07 Jan Hubicka <jh@suse.cz>
24494 Robert Kidd <rkidd@crhc.uiuc.edu>
24496 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24498 2007-02-07 Ian Lance Taylor <iant@google.com>
24500 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24502 2007-02-07 Roger Sayle <roger@eyesopen.com>
24504 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24505 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24506 tablejumpdi, movsi_to_cr_one): Remove constraints from
24507 define_expand's match_operands.
24509 2007-02-07 Roger Sayle <roger@eyesopen.com>
24511 * global.c (compute_regsets): Move declatation of "i" inside of
24512 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24514 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24517 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24518 of INDIRECT_REF <RESULT_DECL>.
24520 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24522 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24523 Kaz Kojima <kkojima@gcc.gnu.org>
24526 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24528 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24530 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24532 * doc/loop.texi: Document possibility not to perform disambiguation
24533 of loops with multiple latches.
24534 * cfgloopmanip.c (alp_enum_p): Removed.
24535 (add_loop): Handle subloops. Use get_loop_body_with_size.
24536 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24537 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24538 the new forwarder block.
24539 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24540 Handle the case latch is NULL.
24541 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24542 modifications when marking loop exits.
24543 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24545 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24546 disambiguate_loops_with_multiple_latches.
24547 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24548 before fix_loop_structure.
24549 * cfgloop.c: Include pointer-set.h and output.h.
24550 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24551 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24552 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24553 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24554 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24555 disambiguate_multiple_latches, get_loop_body_with_size,
24556 disambiguate_loops_with_multiple_latches): New functions.
24557 (flow_loop_dump): Dump multiple latch edges.
24558 (flow_loop_nodes_find): Handle loops with multiple latches.
24559 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24560 (glb_enum_p): Modified.
24561 (get_loop_body): Use get_loop_body_with_size.
24562 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24563 (AVOID_CFG_MODIFICATIONS): New constant.
24564 (disambiguate_loops_with_multiple_latches, add_loop,
24565 get_loop_body_with_size): Declare.
24566 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24568 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24570 PR inline-asm/28686
24571 * global.c (compute_regsets): New function.
24572 (global_alloc): Refactored ELIMINABLE_REGSET
24573 and NO_GLOBAL_ALLOC_REGS computation out.
24574 (rest_of_handle_global_alloc): Call compute_regsets()
24575 for non-optimizing case.
24577 2007-02-06 Richard Henderson <rth@redhat.com>
24579 * config/i386/constraints.md (Y2): Rename from Y.
24580 (Yi): New constraint.
24581 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24582 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24583 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24584 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24585 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24586 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24587 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24588 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24589 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24590 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24591 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24592 vec_extractv2si_1): Change Y constraints to Y2.
24593 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24594 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24595 Change Y constraints to Y2.
24596 (sse2_loadld): Change Y constraints to x.
24598 2007-02-06 Roger Sayle <roger@eyesopen.com>
24600 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24601 (parity<mode>2): New define_expand using rs6000_emit_parity.
24602 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24603 rs6000_emit_parity): New functions.
24604 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24605 rs6000_emit_parity): Prototype here.
24607 2007-02-06 Ian Lance Taylor <iant@google.com>
24609 * lower-subreg.c (simple_move_operand): Reject CONST.
24610 (resolve_clobber): Call validate_change rather than directly
24611 assigning to XEXP (pat, 0).
24613 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24615 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24616 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24617 (tree-cfg.o): Remove hashtab.h dependency.
24619 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24620 (struct ivopts_data): Change niters to pointer_map_t.
24621 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24622 (niter_for_exit): Create pointer_map on demand. Change for
24624 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24625 (free_loop_data): Destroy data->niters if created and reset field.
24626 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24627 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24629 * tree-ssa-reassoc.c: Include pointer-set.h.
24630 (bb_rank): Change to long *.
24631 (operand_rank): Change to pointer_map_t.
24632 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24633 (insert_operand_rank): Accept long.
24634 (operand_entry_hash, operand_entry_eq): Remove.
24635 (get_rank): Return long. Adjust for changes above.
24636 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24638 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24640 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24641 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24642 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24644 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24645 directly since it cannot be NULL.
24646 (get_vi_for_tree): Rewrite for pointer_map API.
24647 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24648 (init_alias_vars): Create vi_for_tree as pointer_map.
24649 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24651 * tree-cfg.c: Don't include hashtab.h.
24652 (edge_to_cases): Declare as pointer_map.
24653 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24655 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24656 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24657 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24659 (record_switch_edge): Delete.
24660 (get_cases_for_edge): Adjust for pointer_map API, inline
24661 record_switch_edge (rewritten for new API), remove goto.
24663 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24665 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24666 * tree-nested.c: Include pointer-set.h.
24667 (var_map_elt, var_map_eq, var_map_hash): Delete.
24668 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24669 to pointer_map_t's.
24670 (nesting_info_bitmap_obstack): New.
24671 (lookup_field_for_decl): Adjust for pointer_map API.
24672 (lookup_tramp_for_decl): Adjust for pointer_map API.
24673 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24674 (get_local_debug_decl): Adjust for pointer_map API.
24675 (convert_nl_goto_reference): Adjust for pointer_map API.
24676 (convert_nl_goto_receiver): Adjust for pointer_map API.
24677 (create_nesting_tree): Create outside GGC space. Create bitmap on
24678 the new obstack. Create field_map and var_map as pointer_maps.
24679 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24681 (lower_nested_functions): Move root here, no need to NULL it.
24682 Initialize and release the obstack.
24684 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24686 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24687 Remove prototypes and make them non-static.
24688 (struct tree_int_map): Remove.
24689 * tree.h (struct tree_int_map): Move here, turning TO into an
24691 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24693 * tree.h (TREE_COMPLEXITY): Remove.
24694 (struct tree_exp): Remove complexity field.
24695 * tree.c (build1_stat): Don't set it.
24697 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24698 Victor Kaplansky <victork@il.ibm.com>
24700 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24701 (vect_is_simple_reduction): Support reduction with induction as
24702 one of the operands.
24703 (vect_is_simple_iv_evolution): Fix formatting.
24704 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24705 formatting. Don't mark induction phis for vectorization.
24706 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24707 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24708 (vect_get_vec_def_for_operand): Support induction.
24709 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24711 (vectorizable_reduction): Support reduction with induction as one of
24713 (vectorizable_type_demotion): Use def-type of stmt argument rather
24714 than dummy def-type.
24716 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24717 flag_tree_scev_cprop.
24718 * common.opt (tree-scev-cprop): New flag.
24720 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24721 call to vect_get_new_vect_var.
24723 2007-02-06 Ira Rosen <irar@il.ibm.com>
24725 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24726 vectype is not NULL.
24727 (vect_pattern_recog_1): Likewise.
24729 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24731 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24732 (fold_negate_expr): Likewise.
24734 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24737 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24738 even if cv-qualification is the same.
24740 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24742 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24743 __enable_execute_stack on completion.
24745 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24747 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24748 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24749 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24750 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24751 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24752 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24753 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24754 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24758 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24759 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24760 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24761 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24762 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24763 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24764 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24765 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24766 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24767 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24768 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24769 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24770 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24771 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24772 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24773 sqrtextenddfxf2_i387): Added amdfam10_decode.
24775 * config/i386/athlon.md (athlon_idirect_amdfam10,
24776 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24777 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24778 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24779 athlon_ivector_store_amdfam10): New define_insn_reservation.
24780 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24785 * config/i386/athlon.md (athlon_call_amdfam10,
24786 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24787 define_insn_reservation.
24788 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24789 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24790 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24792 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24794 * config/i386/athlon.md (athlon_sseld_amdfam10,
24795 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24796 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24800 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24801 define_insn_reservation.
24802 * config/i386/i386.md (sseins): Added sseins to define_attr type
24803 and define_attr unit.
24804 * config/i386/sse.md: Set type attribute to sseins for insertq
24807 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24809 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24810 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24811 ssecomi_load_amdfam10, ssecomi_amdfam10,
24812 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24813 define_insn_reservation.
24814 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24816 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24818 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24819 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24820 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24821 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24822 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24823 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24824 define_insn_reservation.
24826 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24827 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24828 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24829 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24830 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24834 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24835 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24836 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24837 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24838 athlon_ssemul_load_k8): Added amdfam10.
24840 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24842 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24843 (x86_sse_unaligned_move_optimal): New variable.
24845 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24847 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24848 for unaligned vector SSE double/single precision loads for AMDFAM10.
24850 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24852 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24853 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24854 Define TARGET_CPU_DEFAULT_amdfam10.
24855 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24856 (processor_type): Add PROCESSOR_AMDFAM10.
24858 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24859 processor_type in config/i386/i386.h.
24860 Enable imul peepholes for TARGET_AMDFAM10.
24862 * config.gcc: Add support for --with-cpu option for amdfam10.
24864 * config/i386/i386.c (amdfam10_cost): New variable.
24865 (m_AMDFAM10): New macro.
24866 (m_ATHLON_K8_AMDFAM10): New macro.
24867 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24868 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24869 x86_promote_QImode, x86_integer_DFmode_moves,
24870 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24871 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24872 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24873 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24874 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24875 Enable/disable for amdfam10.
24876 (override_options): Add amdfam10_cost to processor_target_table.
24877 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24878 processor_alias_table.
24879 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24880 (ix86_adjust_cost): Add code for amdfam10.
24882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24884 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24885 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24886 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24887 * config/i386/i386.h: Add builtin definition for SSE4A.
24888 * config/i386/i386.md: Add support for ABM instructions
24889 (popcnt and lzcnt).
24890 * config/i386/sse.md: Add support for SSE4A instructions
24891 (movntss, movntsd, extrq, insertq).
24892 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24893 Add -march=amdfam10 flag.
24894 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24895 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24897 * doc/extend.texi: Add documentation for SSE4A builtins.
24899 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24901 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24903 2007-02-05 Richard Guenther <rguenther@suse.de>
24905 * tree-vectorizer.h (vectorizable_function): Add argument type
24906 argument, change return type.
24907 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24908 * tree-vect-transform.c (vectorizable_function): Handle extra
24909 argument, return vectorized function decl.
24910 (build_vectorized_function_call): Remove.
24911 (vectorizable_call): Handle calls with result and argument types
24912 differing. Handle loop vectorization factor correctly.
24913 * targhooks.c (default_builtin_vectorized_function): Adjust for
24915 * targhooks.h (default_builtin_vectorized_function): Likewise.
24916 * target.h (builtin_vectorized_function): Add argument type
24918 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24919 extra argument, allow vectorizing of lrintf.
24920 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24921 documentation of target hook.
24923 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24926 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24927 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24928 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24930 2007-02-05 Roger Sayle <roger@eyesopen.com>
24932 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24933 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24934 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24935 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24936 before canonicalizing sincos to cexpi.
24937 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24939 2007-02-05 Roger Sayle <roger@eyesopen.com>
24941 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24942 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24943 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24945 2007-02-05 Roger Sayle <roger@eyesopen.com>
24947 * mips-tfile.c (initialize_init_file): Correct endianness test.
24949 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24951 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24952 the 'y' constraint.
24954 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24956 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24957 saves in a PARALLEL before the register assignments.
24959 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24961 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24962 DWARF_FRAME_RETURN_COLUMN to be a general register.
24963 * dwarf2out.c (init_return_column_size): New function, split from...
24964 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24965 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24966 to be nongeneral registers.
24967 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24969 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24970 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24972 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24974 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24976 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24978 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24979 (remove_path): Use can_remove_branch_p and remove_branch instead
24980 of loop_delete_branch_edge.
24981 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24982 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24983 Update profile using scale_dominated_blocks_in_loop.
24984 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24985 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24986 (can_remove_branch_p, remove_branch): Declare.
24987 * tree-cfg.c (tree_can_remove_branch_p): New function.
24988 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24989 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24990 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24992 2007-02-05 Jan Hubicka <jh@suse.cz>
24994 PR middle-end/30696
24995 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24996 nodes in cgraph, don't remove offline copy of the function.
24998 2007-02-04 Jan Hubicka <jh@suse.cz>
25000 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
25001 vectors might cause maybe_lookup_element_for_expr to be called
25002 on non-sra-candidate.
25004 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25006 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
25007 config/bfin/bfin.md, config/bfin/predicates.md: Follow
25008 spelling conventions.
25010 2007-02-04 Richard Guenther <rguenther@suse.de>
25012 PR middle-end/30636
25013 * fold-const.c (try_move_mult_to_index): Make sure to not
25014 overflow one dimension of a multi-dimensional array access.
25016 2007-02-04 Jan Hubicka <jh@suse.cz>
25018 * passes.c (init_optimization_passes): Reindent.
25020 2007-02-04 Jan Hubicka <jh@suse.cz>
25021 Eric Botcazou <ebotcazou@adacore.com>
25023 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
25024 (execute_fixup_cfg): Break out the abnormal goto code.
25025 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
25026 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
25027 (optimize_inline_calls): Call make_nonlocal_label_edges.
25029 2007-02-04 Jan Hubicka <jh@suse.cz>
25031 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
25032 true when something was changed.
25033 (rename_ssa_copies): When something was changed, do
25034 TODO_remove_unused_locals.
25035 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25036 add TODO_remove_unused_locals when instruction was removed.
25038 2007-02-04 Jan Hubicka <jh@suse.cz>
25040 * ipa-inline.c (try_inline): Improve debug output; work on already
25042 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
25043 call try_inline for already inlined edges too when flattening;
25044 inline also functions that make callee growth but overall unit size
25047 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25049 * config/m32c/bitops.md, config/m32c/jump.md,
25050 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
25051 config/m32r/m32r.h, config/m32r/m32r.md,
25052 config/m32r/predicates.md, config/m68hc11/larith.asm,
25053 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
25054 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
25055 config/mips/mips-protos.h, config/mips/mips.c,
25056 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
25057 config/mn10300/mn10300.h, config/mn10300/predicates.md,
25058 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
25059 spelling conventions.
25061 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25062 Follow spelling conventions.
25064 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25066 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25067 warn about C++0x compatibility.
25069 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25071 * config/h8300/h8300.c, config/h8300/h8300.h,
25072 config/h8300/h8300.md: Follow spelling conventions.
25074 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25076 PR middle-end/30667
25077 * combine.c (try_combine): Do not substitute source operand
25078 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25080 2007-02-03 Jan Hubicka <jh@suse.cz>
25082 PR gcov-profile/30650
25083 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25084 do not divide by zero for never executed counters.
25085 (tree_find_values_to_profile): Fix counters.
25086 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25088 2007-02-03 Ian Lance Taylor <iant@google.com>
25090 * lower-subreg.c (simple_move_operand): New static function,
25091 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25093 (simple_move): Call simple_move_operand.
25094 (find_decomposable_subregs): Add special handling of MEMs.
25095 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25096 meaning of return value. If we see a hard register, test whether
25097 it can store a word_mode value. Change all callers.
25099 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25101 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25102 ftrapv insns and expanders.
25103 (subdi3): Change define_expand operand 1 to arith11_operand, and
25104 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25105 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25106 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25109 PR middle-end/30174
25110 * varasm.c (notice_global_symbol): Treat global objects as weak when
25111 flag_shlib is true.
25113 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25115 * emit-rtl.c (dconstpi): Delete.
25116 (dconstsqrt2): New.
25117 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25118 * real.h (dconstpi): Delete.
25119 (dconstsqrt2): New.
25120 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25121 (fold_builtin_hypot): Likewise.
25123 2007-02-03 Tom Tromey <tromey@redhat.com>
25126 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25127 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25129 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25131 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25132 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25133 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25134 config/rs6000/cell.md, config/rs6000/darwin.h,
25135 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25136 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25137 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25138 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25139 typos. Follow spelling conventions.
25140 * doc/invoke.texi: Follow spelling conventions.
25142 2007-02-03 Roger Sayle <roger@eyesopen.com>
25144 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25145 canonicalization transformations that attempt to simplify integer
25146 constant comparisons to become comparisons against zero.
25148 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25150 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25152 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25153 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25155 2007-02-02 Mike Stump <mrs@apple.com>
25157 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25158 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25159 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25160 generate a branch island.
25162 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25164 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25165 (xtensa_legitimate_address_p): New.
25166 (xtensa_legitimize_address): New.
25167 (xtensa_output_addr_const_extra): New.
25168 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25170 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25171 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25172 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25173 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25174 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25175 (xtensa_legitimize_address): New.
25176 (xtensa_output_addr_const_extra): New.
25178 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25180 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25182 2007-02-02 Ian Lance Taylor <iant@google.com>
25184 * expmed.c (expand_divmod): Add comment.
25186 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25188 * emit-rtl.c (renumber_insns): Remove.
25189 * flags.h: Remove the extern for flag_renumber_insns.
25190 * rtl.h: Remove the prototype for renumber_insns.
25191 * toplev.c (flag_renumber_insns): Remove.
25193 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25195 Revert for x86 darwin:
25196 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25198 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25199 code before the following patch under TARGET_MACHO.
25200 (ix86_function_value_regno_p): Likewise.
25202 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25204 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25207 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25210 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25211 loads to general or fp registers. Add comments.
25212 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25214 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25216 * pointer-set.c (insert_aux): Only return insertion slot.
25217 (pointer_set_insert): Adjust.
25218 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25219 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25220 pointer_map_traverse): New.
25221 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25222 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25223 pointer_map_contains, pointer_map_traverse): Declare.
25225 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25227 PR middle-end/30473
25228 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25229 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25231 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25233 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25235 (struct _dep): New type.
25236 (dep_t): New typedef.
25237 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25238 (DEP_STATUS): New access macro. The macro with the same name was
25239 renamed to DEP_LINK_STATUS.
25240 (dep_init): Declare function
25242 (struct _dep_link): New type.
25243 (dep_link_t): New typedef.
25244 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25245 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25246 (DEP_LINK_STATUS): New macro.
25247 (debug_dep_links): New debug function.
25249 (struct _deps_list): New type.
25250 (deps_list_t): New typedef.
25251 (DEPS_LIST_FIRST): New access macro.
25252 (FOR_EACH_DEP_LINK): New cycle macro.
25253 (create_deps_list, free_deps_list, delete_deps_list): Declare
25255 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25256 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25257 (copy_deps_list_change_con): Ditto.
25259 (move_dep_link): Declare function.
25261 (struct _dep_node): New type.
25262 (dep_node_t): New typedef.
25263 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25265 (struct haifa_insn_data.back_deps): New field to hold backward
25266 dependencies of the insn.
25267 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25269 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25270 Change its type to deps_list_t.
25271 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25272 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25273 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25275 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25277 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25279 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25281 (dep_cost): Declare.
25283 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25284 (ds_to_dk, dk_to_ds): New functions.
25286 (init_dep_1): New static function.
25287 (init_dep): New function.
25288 (copy_dep): New static function.
25290 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25292 (detach_dep_link): New static function.
25293 (move_dep_link): New function.
25295 (dep_links_consistent_p, dump_dep_links): New static functions.
25296 (debug_dep_links): New debugging function.
25298 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25300 (alloc_deps_list, init_deps_list): New static functions.
25301 (create_deps_list): New function.
25302 (clear_deps_list): New static function.
25303 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25304 (deps_list_consistent_p, dump_deps_list): New static functions.
25305 (debug_deps_list): New function.
25306 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25308 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25310 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25311 use new scheduler dependencies lists.
25312 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25313 (sched_analyze): Ditto. Initialize dependencies lists.
25314 (add_forw_dep, compute_forward_dependences): Update to use new
25315 scheduler dependencies lists.
25317 (init_dependency_caches): Init deps_obstack.
25318 (free_dependency_caches): Free deps_obstack.
25320 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25321 new scheduler dependencies lists.
25322 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25323 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25325 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25326 Update to use new scheduler dependencies lists.
25327 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25328 (debug_dependencies): Ditto.
25329 (schedule_region): Update comments.
25331 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25332 scheduler dependencies lists.
25333 (schedule_ebb): Update comments.
25335 * rtl.def (DEPS_LIST): Remove.
25337 * lists.c (unused_deps_list): Remove.
25338 (free_list): Update assertions.
25340 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25341 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25343 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25344 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25346 * haifa-sched.c (comments): Update.
25347 (insn_cost1): Remove. Inline the code into insn_cost ().
25348 (insn_cost): Update to use new scheduler dependencies lists. Move
25349 processing of the dependency cost to dep_cost ().
25350 (dep_cost): New function. Use it instead of insn_cost () when
25351 evaluating cost of the dependency. Use compatible interface to
25352 interact with the target.
25353 (priority): Update to use new scheduler dependencies lists.
25354 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25355 with greater number of insns that depend on the insn.
25356 (schedule_insn): Update to use new scheduler dependencies lists. Add
25357 code to free backward dependencies lists. Inline and optimize code
25358 from resolve_dep () - see PR28071.
25359 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25360 lists. Update call to targetm.sched.is_costly_dependence hook.
25362 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25363 scheduler dependencies lists.
25365 (resolve_dep): Remove. Move the logic to schedule_insn ().
25366 (init_h_i_d): Initialize dependencies lists.
25368 (process_insn_depend_be_in_spec): Rename to
25369 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25370 dependencies lists.
25371 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25372 Update to use new scheduler dependencies lists.
25373 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25375 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25376 new scheduler dependencies lists.
25377 (build_intra_loop_deps): Ditto.
25379 * target.h (struct _dep): Declare to use in
25380 gcc_target.sched.is_costly_dependence.
25381 (struct gcc_target.sched.adjust_cost): Fix typo.
25382 (struct gcc_target.sched.is_costly_dependence): Change signature to
25383 use single dep_t parameter instead of an equivalent triad.
25384 (struct gcc_target.sched.adjust_cost_2): Remove.
25386 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25388 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25390 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25392 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25394 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25395 (REG_DEP_TRUE): Document.
25397 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25398 Change signature to correspond to the targetm.sched.adjust_cost hook.
25399 Update use in TARGET_SCHED_ADJUST_COST_2.
25400 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25401 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25402 new scheduler dependencies lists.
25403 (ia64_gen_check): Ditto.
25405 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25406 scheduler dependencies lists.
25408 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25409 signature to correspond to the targetm.sched.is_costly_dependence hook.
25410 (is_costly_group): Update to use new scheduler dependencies lists.
25412 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25413 instead of INSN_COST () macro.
25415 2007-02-01 Ian Lance Taylor <iant@google.com>
25417 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25419 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25421 * pa.md (tp_load): Correct mfctl instruction syntax.
25423 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25425 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25426 altivec_padding_size calculation on AIX. Improve comment, add
25427 assert to verify that it's right.
25429 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25432 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25434 PR inline-asm/28686
25435 * global.c (global_alloc): Add mising initialization of
25438 2007-02-01 Roger Sayle <roger@eyesopen.com>
25440 * alias.c (init_alias_analysis): Correct whitespace.
25441 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25442 partition_hot_cold_basic_blocks): Likewise.
25443 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25444 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25445 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25446 fold_builtin_snprintf_chk, fold_builtin_printf,
25447 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25448 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25449 * cfgcleanup.c (cleanup_cfg): Likewise.
25450 * cfgexpand.c (tree_expand_cfg): Likewise.
25451 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25452 * function.c (get_next_funcdef_no): Likewise.
25453 * gengtype.c (main): Likewise.
25454 * genmodes.c (main): Likewise.
25455 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25456 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25457 * ifcvt.c (noce_emit_move_insn): Likewise.
25458 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25460 * stor-layout.c (get_best_mode): Likewise.
25461 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25462 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25463 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25464 perform_var_substitution, solve_graph): Likewise.
25465 * tree-vrp.c (vrp_finalize): Likewise.
25467 2007-02-01 Ian Lance Taylor <iant@google.com>
25469 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25470 high part of a paradoxical subreg, return a constant zero.
25472 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25474 * toplev.c (lang_dependent_init): Call init_set_costs.
25475 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25477 2007-02-01 Richard Guenther <rguenther@suse.de>
25479 PR middle-end/30656
25480 * fold-const.c (fold_negate_expr): Allow negating a
25481 constant if overflow does not change.
25483 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25485 * doc/c-tree.texi (Expression trees): Improve markup.
25486 * doc/tm.texi (Register Classes, Addressing Modes)
25487 (Floating Point): Fix spacing after abbreviations. Fix some
25490 2007-02-01 Ben Elliston <bje@au.ibm.com>
25492 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25493 * doc/contrib.texi: Likewise.
25494 * doc/install.texi: Likewise.
25496 2007-01-31 Richard Henderson <rth@redhat.com>
25497 Ian Lance Taylor <iant@google.com>
25499 * lower-subreg.c: New file.
25500 * rtl.def (CONCATN): Define.
25501 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25502 pass_lower_subreg2.
25503 * emit-rtl.c (update_reg_offset): New static function, broken out
25504 of gen_rtx_REG_offset.
25505 (gen_rtx_REG_offset): Call update_reg_offset.
25506 (gen_reg_rtx_offset): New function.
25507 * regclass.c: Revert patch of 2006-03-05, restoring
25509 (clear_reg_info_regno): New function.
25510 * dwarf2out.c (concatn_loc_descriptor): New static function.
25511 (loc_descriptor): Handle CONCATN.
25512 * common.opt (fsplit_wide_types): New option.
25513 * opts.c (decode_options): Set flag_split_wide_types when
25515 * timevar.def (TV_LOWER_SUBREG): Define.
25516 * rtl.h (gen_reg_rtx_offset): Declare.
25517 (reg_scan_update): Declare.
25518 * regs.h (clear_reg_info_regno): Declare.
25519 * tree-pass.h (pass_lower_subreg): Declare.
25520 (pass_lower_subreg2): Declare.
25521 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25522 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25523 -fsplit-wide-types.
25524 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25525 * Makefile.in (OBJS-common): Add lower-subreg.o.
25526 (lower-subreg.o): New target.
25528 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25530 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25532 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25535 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25537 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25539 PR middle-end/29335
25540 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25542 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25544 * cfgloop.h: Include vec-prim.h.
25545 (enum li_flags): Remove LI_ONLY_OLD.
25546 (loop_iterator): Changed.
25547 (fel_next, fel_init): Iterate over loop tree.
25548 (FOR_EACH_LOOP_BREAK): New macro.
25549 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25551 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25552 * modulo-sched.c (sms_schedule): Ditto.
25553 * tree-vectorizer.c (vectorize_loops): Ditto.
25554 * doc/loop.texi: Update information on loop numbering and behavior of
25555 FOR_EACH_LOOP wrto new loops.
25556 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25557 add_to_evolution_1): Test nestedness of loops instead of comparing
25559 * tree-chrec.c (chrec_fold_plus_poly_poly,
25560 chrec_fold_multiply_poly_poly, chrec_evaluate,
25561 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25562 reset_evolution_in_loop): Ditto.
25563 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25565 2007-01-31 Dirk Mueller <dmueller@suse.de>
25567 * c-common.c (warn_about_parentheses): Separate warning about
25568 un-parenthized sequence of comparison operators from the one
25569 which is supposed to warn about x <= y <= z.
25571 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25573 * optabs.h (enum optab_index): Add new OTI_isinf.
25574 (isinf_optab): Define corresponding macro.
25575 * optabs.c (init_optabs): Initialize isinf_optab.
25576 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25578 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25579 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25581 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25582 expand_builtin_interclass_mathfn.
25583 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25584 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25585 (fxam<mode>2_i387): New insn pattern.
25586 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25587 built-in functions as x87 inline asm.
25589 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25591 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25593 2007-01-30 Eric Christopher <echristo@apple.com>
25595 * config.gcc: Add geode.
25597 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25599 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25600 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25601 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25602 value-prof.c: Fix comment typos.
25604 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25607 * doc/invoke.texi (Wpointer-arith): Document warning.
25609 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25611 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25612 the list of discrepancies from the draft TR.
25614 2007-01-30 Dirk Mueller <dmueller@suse.de>
25617 * doc/invoke.texi (-Wreturn-type): Update description to
25618 match new behavior.
25620 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25622 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25624 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25626 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25627 to handle optabs that operate on floating point input argument and
25628 output to integer output.
25629 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25630 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25631 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25632 expand_builtin_interclass_mathfn ().
25633 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25634 (ilogbsi2): Remove.
25635 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25636 ilogbl built-in functions as x87 intrinsics.
25638 2007-01-30 Richard Guenther <rguenther@suse.de>
25640 PR middle-end/27657
25641 * dwarf2out.c (reference_to_unused): Query varpool if the
25642 variable was output.
25644 2007-01-30 Richard Guenther <rguenther@suse.de>
25646 PR middle-end/30313
25647 * passes.c (execute_one_pass): Reset in_gimple_form to not
25648 confuse non-unit-at-a-time mode.
25650 2007-01-29 Roger Sayle <roger@eyesopen.com>
25651 Richard Guenther <rguenther@suse.de>
25653 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25654 avoid undefined behaviour on overflow. Use force_fit_type_double
25655 to construct the constant with the specified TREE_OVERFLOW.
25657 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25659 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25660 * config/dfp-bit.h: Ditto.
25662 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25664 * c-decl.c (pop_scope): Replace warnings with call to
25665 warn_for_unused_label.
25666 * c-common.h (warn_for_unused_label): Declare.
25667 * c-common.c (warn_for_unused_label): Define.
25669 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25671 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25674 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25676 * Makefile.in (USER_H): Remove decfloat.h.
25677 * ginclude/decfloat.h: Delete, moving contents to ...
25678 * ginclude/float.h: Add support for decimal floating point,
25679 guarded by __STDC_WANT_DEC_FP__.
25681 2007-01-29 Mike Stump <mrs@apple.com>
25683 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25684 Analysis and Representation to resolve case insensitive conflict.
25685 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25687 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25689 * tree.h (struct tree_memory_tag): Add aliases member.
25690 (MTAG_ALIASES): New macro.
25691 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25692 (add_may_alias): Remove pointer-set. Update for may_aliases being
25694 (mark_aliases_call_clobbered): Update for may_aliases being a
25696 (compute_tag_properties): Ditto.
25697 (create_partition_for): Ditto.
25698 (compute_memory_partitions): Ditto.
25699 (dump_may_aliases_for): Ditto.
25700 (is_aliased_with): Ditto.
25701 (add_may_alias_for_new_tag): Ditto.
25702 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25703 (compute_is_aliased): New function.
25704 (compute_may_aliases): Call compute_is_aliased).
25705 (init_alias_info): Initialize alias_bitmap_obstack.
25706 (union_alias_set_into): New function.
25707 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25708 (have_common_aliases_p): Rewrite to take two bitmaps and use
25710 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25711 Update for bitmaps.
25712 (finalize_ref_all_pointers): Update for add_may_alias changes.
25713 (new_type_alias): Ditto.
25714 * tree-flow-inline.h (may_aliases): Return a bitmap.
25715 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25716 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25717 may_aliases being a bitmap.
25718 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25719 may_aliases now returns a bitmap.
25720 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25722 * tree-ssa-operands.c (add_virtual_operand): Update for
25723 may_aliases being a bitmap.
25725 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25727 PR tree-optimization/30630
25728 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25729 variable as changed.
25731 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25734 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25735 expanded only once even if an error occurs.
25737 2007-01-29 Ben Elliston <bje@au.ibm.com>
25739 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25740 (__gcov_average_profiler): Likewise.
25741 (__gcov_ior_profiler): Likewise.
25742 (__gcov_merge_ior): Likewise.
25744 2007-01-28 Jan Hubicka <jh@suse.cz>
25746 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25747 * value-prof.c (stringop_block_profile): Likewise.
25749 2007-01-28 Jan Hubicka <jh@suse.cz>
25751 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25752 Add variant handling histograms; add wrapper.
25753 (clear_storage_via_libcall): Export.
25754 (emit_block_move_hints): Break out from ...; add histograms.
25755 (emit_block_move): ... this one.
25756 (clear_storage_hints): Break out from ...; add histograms.
25757 (clear_storage): ... this one.
25758 (set_storage_via_memset): Handle histogram.
25759 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25760 (clear_storage_hints, clear_storage_via_libcall): Declare.
25761 (set_storage_via_setmem): Update prototype.
25762 * doc/md.texi (movmem, setmem): Document new arguments.
25764 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25765 Add new histograms.
25766 (stringop_block_profile): New global function.
25767 (tree_stringops_values_to_profile): Profile block size and alignment.
25768 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25770 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25771 (stringop_block_profile): Declare.
25772 * builtins.c: Include value-prof.h.
25773 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25774 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25775 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25776 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25777 * profile.c (instrument_values): Add new counters.
25778 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25780 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25781 (tree_init_edge_profiler): Build new profilers.
25782 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25783 (pass_tree_profile): Add dump.
25784 (tree_profile_hooks): Update.
25785 * Makefile.in (LIBGCOV): Add new constants.
25786 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25787 __gcov_ior_profiler): New.
25788 * i386.md (movmem/setmem expanders): Add new optional arguments.
25790 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25792 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25794 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25796 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25797 (tree_unswitch_single_loop): Pass eni_size_weights to
25798 tree_num_loop_insns.
25799 * tree-ssa-loop-manip.c: Include tree-inline.h.
25800 (can_unroll_loop_p): Pass eni_size_weights to
25801 tree_num_loop_insns.
25802 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25803 Pass eni_size_weights to estimate_num_insns.
25804 * tree.h (init_inline_once): Export.
25805 * toplev.c (backend_init): Call init_inline_once.
25806 * cgraphunit.c (cgraph_process_new_functions,
25807 cgraph_analyze_function): Pass eni_inlining_weights to
25808 estimate_num_insns.
25809 * ipa-inline.c (compute_inline_parameters): Ditto.
25810 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25811 to estimate_num_insns.
25812 (try_unroll_loop_completely): Pass eni_size_weights to
25813 tree_num_loop_insns.
25814 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25815 ot estimate_num_insns.
25816 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25817 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25818 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25819 eni_time_weights): New variables.
25820 (init_inline_once): Initialize them.
25821 (struct eni_data): Mew.
25822 (estimate_num_insns_1, estimate_num_insns): Use weights.
25823 * tree-inline.h (struct eni_weights_d): New.
25824 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25825 (estimate_num_insns): Declaration changed.
25826 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25827 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25828 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25830 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25832 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25833 relations in the conflict function is valid.
25835 2007-01-27 Ian Lance Taylor <iant@google.com>
25837 * common.opt: Add fstrict-overflow.
25838 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25839 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25840 (TYPE_OVERFLOW_UNDEFINED): Define.
25841 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25843 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25844 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25845 (fold_negate_expr): Likewise.
25846 (make_range): Likewise.
25847 (extract_muldiv_1): Likewise.
25848 (maybe_canonicalize_comparison): Likewise.
25849 (fold_comparison): Likewise.
25850 (fold_binary): Likewise.
25851 (tree_expr_nonnegative_p): Likewise.
25852 (tree_expr_nonzero_p): Likewise.
25853 * tree-vrp.c (compare_values): Likewise.
25854 (extract_range_from_binary_expr): Likewise.
25855 (extract_range_from_unary_expr): Likewise.
25856 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25858 (nowrap_type_p): Likewise.
25859 * tree-scalar-evolution.c (simple_iv): Likewise.
25860 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25861 (build_range_check): Likewise.
25862 (extract_muldiv_1): Likewise.
25863 (fold_comparison): Likewise.
25864 * tree-vrp.c (vrp_int_const_binop): Likewise.
25865 (extract_range_from_unary_expr): Likewise.
25866 * convert.c (convert_to_integer): Likewise.
25867 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25868 (fold_comparison): Likewise.
25869 (fold_binary): Likewise.
25870 * optabs.c (optab_for_tree_code): Likewise.
25871 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25872 * simplify-rtx.c (simplify_const_relational_operation): Check
25873 flag_strict_overflow and flag_trapv.
25874 (simplify_const_relational_operation): Likewise.
25875 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25876 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25879 2007-01-27 Roger Sayle <roger@eyesopen.com>
25881 * tree.c (tree_fold_gcd): Delete.
25882 * tree.h (tree_fold_gcd): Remove prototype.
25883 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25884 test whether one constant integer is a multiple of another. Instead
25885 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25886 * fold-const.c (multiple_of_p): We've determined both TOP and
25887 BOTTOM are integer constants so we can call int_const_binop directly
25888 instead of the more generic const_binop.
25890 2007-01-27 Roger Sayle <roger@eyesopen.com>
25892 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25893 1*X check that the constant hasn't overflowed, to preserve the
25895 (round_up): Provide an efficient implementation when rouding-up an
25896 INTEGER_CST to a power-of-two.
25898 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25900 * doc/sourcebuild.texi: Add comma for clarity.
25901 * doc/extend.texi: Fix some typos.
25902 * doc/passes.texi: Likewise.
25903 * doc/cppinternals.texi: Likewise.
25904 * doc/c-tree.texi: Likewise.
25905 * doc/tree-ssa.texi: Likewise.
25906 * doc/install.texi: Likewise.
25908 2007-01-27 Jan Hubicka <jh@suse.cz>
25910 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25911 (pass_sra): Do not require alias information.
25912 * passes.c (init_optimization_passes): Add SRA
25914 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25916 * tracer.c (rest_of_handle_tracer): We already cleaned
25917 up the CFG in tracer() so don't do it here again.
25918 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25919 cleanup_cfg here, either. And don't call renumber_insns.
25921 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25922 and BB_HEAD are in the insn stream here. Instead make sure
25923 that BB_INSN is valid on all insns. Also, do check here that
25924 there are no pending branch predictions...
25925 (rtl_verify_flow_info): ...instead of doing it here. Checks
25926 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25929 2007-01-26 Roger Sayle <roger@eyesopen.com>
25931 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25932 function to simplify/factorize operand order canonicalization.
25933 (ix86_fixup_binary_operands): Reorganize using the above function.
25934 (ix86_binary_operator_ok): Likewise.
25936 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25938 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25939 file scope from optimize_attrs.
25940 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25942 (optimize_attrs): Clear insn_code_values after freeing it.
25944 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25946 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25947 a parts.base assignment.
25949 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25951 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25952 (compute_subscript_distance, initialize_data_dependence_relation,
25953 finalize_ddr_dependent, analyze_ziv_subscript,
25954 analyze_siv_subscript_cst_affine,
25955 compute_overlap_steps_for_affine_univar,
25956 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25957 analyze_siv_subscript, analyze_miv_subscript,
25958 analyze_overlapping_iterations, subscript_dependence_tester_1,
25959 compute_self_dependence, free_dependence_relation): Work
25960 with affine_fn instead of chrecs.
25961 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25962 common_affine_function, affine_function_base,
25963 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25964 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25965 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25966 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25967 (all_chrecs_equal_p): Removed.
25968 * tree-data-ref.h (affine_fn, conflict_function): New types.
25969 (struct subscript): Change type of conflicting_iterations_in_a
25970 and conflicting_iterations_in_b.
25972 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25975 * config/pa/pa.h (TARGET_HPUX_11): New.
25976 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25977 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25979 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25980 Richard Guenther <rguenther@suse.de>
25982 * tree-ssa-structalias.c (solve_graph): Handle case
25983 we merged the variable to another.
25985 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25987 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25990 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25991 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25993 2007-01-25 DJ Delorie <dj@redhat.com>
25995 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25996 allow changes to modes which don't fit in those registers.
25998 * reload1.c (choose_reload_regs): Check for invalid subregs before
25999 computing their locations, not after.
26001 2007-01-25 Geoffrey Keating <geoffk@apple.com>
26004 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
26005 save Altivec registers in an eh_return function.
26006 (compute_vrsave_mask): Likewise.
26007 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
26008 for saving Altivec registers.
26009 (rs6000_emit_prologue): Don't allocate stack twice in
26010 eh_return function. Correct expected value of altivec_save_offset
26011 when using save_world. Describe save of R0 to stack when using
26012 save_world. Describe stack pointer adjustment when using
26013 save_world. Remove duplicated eh_return parameter register saving.
26014 Update sp_offset variable after save_world.
26015 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
26017 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
26018 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
26021 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26023 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
26025 2007-01-25 Steve Ellcey <sje@cup.hp.com>
26028 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
26029 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
26031 2007-01-25 Richard Guenther <rguenther@suse.de>
26033 * doc/invoke.texi (-Wcoverage-mismatch): Document.
26034 * common.opt (-Wcoverage-mismatch): New warning option.
26035 * coverage.c (get_coverage_counts): Ignore coverage mismatch
26036 if -Wcoverage-mismatch is given.
26038 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
26040 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
26041 (ipcp_driver): Change to static definition.
26042 Add dumping of the ifunctions.
26043 (constant_val_insert): Remove unused parameter. Support for SSA.
26044 (ipcp_propagate_const): Support for SSA.
26045 (ipcp_profile_bb_print): Print only analyzed nodes.
26046 (ipcp_replace_map_create): Remove support for Fortran constant
26048 * ipa-prop.c (ipa_method_modify_stmt,
26049 ipa_callsite_compute_param): Support for SSA.
26050 * ipa-prop.h (ipcp_driver): Remove declaration.
26051 (IS_VALID_TREE_MAP_INDEX): Add define.
26053 2007-01-24 Geoffrey Keating <geoffk@apple.com>
26055 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
26057 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26059 PR middle-end/30447
26060 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26061 constant argument to cabs and do it without checking for
26062 -funsafe-math-optimizations.
26064 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26066 * c-common.h (RID_FIRST_CXX0X): New.
26067 (RID_LAST_CXX0X): New.
26068 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26070 * c.opt (Wc++0x-compat): New.
26071 * doc/invoke.texi (-Wc++0x-compat): Document.
26073 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26075 * builtins.c (fold_builtin_carg): New.
26076 (fold_builtin_1): Use it.
26078 2007-01-24 Jan Hubicka <jh@suse.cz>
26080 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26082 * ipa-inline.c (initial_insns, max_insns): Delete.
26083 (compute_max_insns): New function.
26084 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26085 amount of insns as base for code growth.
26086 (cgraph_decide_inlining): Make initial_insns local; do not compute
26088 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26089 * doc/invoke.texi (inline-unit-growth): Update docs.
26091 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26093 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26094 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26095 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26096 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26097 for CPUs that have PTA_CX16 set.
26099 PR middle-end/27416
26100 * gimplify.c (omp_check_private): New function.
26101 (gimplify_scan_omp_clauses): Use it for
26102 firstprivate/lastprivate/reduction.
26104 PR middle-end/30494
26105 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26106 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26108 PR middle-end/30421
26109 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26110 If lower_lastprivate_clauses emits some statements, append them
26111 to dlist rather than body_p and to body_p append an initializer.
26112 (lower_omp_for): Adjust caller.
26114 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26116 * target.h (globalize_decl_name): New.
26117 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26118 * output.h (default_globalize_decl_name): New.
26119 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26121 (globalize_decl): Ditto.
26122 (default_globalize_decl_name): New.
26123 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26124 (ia64_handle_version_id_attribute): New.
26125 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26126 (ia64_asm_output_external): Use globalize_decl_name instead
26127 of globalize_label.
26128 * doc/extend.texi (version_id): New pragma.
26129 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26131 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26133 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26134 _uleb128_t and _Unwind_SWord with _sleb128_t.
26135 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26136 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26138 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26139 * unwind-pe.h (read_uleb128, read_sleb128,
26140 read_encoded_value_with_base): Likewise.
26141 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26143 2007-01-24 Richard Guenther <rguenther@suse.de>
26145 * builtins.c (expand_builtin_cexpi): Get the fndecl
26146 for cexp in the correct way.
26148 2007-01-24 Jan Hubicka <jh@suse.cz>
26150 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26153 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26155 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26156 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26157 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26158 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26159 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26160 __SIZEOF_PTRDIFF_T__.
26161 * doc/cpp.texi: Documentation for the new builtin macros added.
26163 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26165 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26166 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26167 instead of operands[2] to avoid access past the end of array.
26169 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26171 * reload1.c (emit_reload_insns): Pass the reload register
26172 for a non-spill output reload through forget_old_reloads_1.
26174 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26176 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26177 _SOFT_DOUBLE if doubles use software floating-point.
26178 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26179 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26180 * config/rs6000/darwin-ldouble.c: Also compile functions for
26181 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26182 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26183 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26184 commented-out long double override.
26185 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26186 * config/rs6000/eabispe.h: Likewise.
26187 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26188 long double for non-SPE.
26189 (rs6000_handle_option): Likewise.
26190 (invalid_e500_subreg): Disallow more subregs involding DImode,
26191 DFmode, TImode or TFmode.
26192 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26194 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26196 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26197 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26199 (rs6000_legitimate_address): Also check for TFmode for E500
26201 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26202 (spe_build_register_parallel): Handle TFmode and TCmode.
26203 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26205 (function_arg): Handle TFmode and TCmode for E500 double.
26206 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26208 (print_operand): Handle TFmode and TImode for %y.
26209 (rs6000_generate_compare): Handle TFmode comparisons for E500
26211 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26212 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26213 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26214 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26215 TFmode for E500 double.
26216 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26217 (floatsidf2): Enable for E500 double.
26218 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26219 (extenddftf2): Change to extenddftf2_fprs.
26220 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26221 depending on TARGET_E500_DOUBLE.
26222 (extendsftf2): Enable for E500 double.
26223 (trunctfdf2): Enable for E500 double.
26224 (trunctfsf2): Change to trunctfsf2_fprs.
26225 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26226 depending on TARGET_E500_DOUBLE.
26227 (floatsitf2): Enable for E500 double.
26228 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26229 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26230 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26231 (negtf2): Change to negtf2_internal.
26232 (negtf2): New expander.
26233 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26234 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26235 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26236 (movdi_internal32): Use rs6000_nonimmediate_operand.
26237 (unnamed splitter): Likewise.
26238 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26239 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26240 (SPE64TF, DITI): New mode macros.
26241 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26244 (frob_<mode>_di_2): New.
26245 (frob_tf_di_8_2): New.
26246 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26248 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26250 (frob_ti_<mode>_8_2): New.
26251 (frob_ti_tf_2): New.
26252 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26253 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26255 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26256 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26257 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26258 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26259 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26260 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26263 2007-01-23 Ian Lance Taylor <iant@google.com>
26265 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26267 (OBJS-archive): Reformat, alphabetize.
26268 (OBJS): Change out_object_file to OBJS-md.
26270 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26272 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26273 JUMP_P and CALL_P predicates where applicable.
26274 * config/i386/i386.c: Ditto.
26275 * config/i386/i386.md: Ditto.
26276 * config/i386/mmx.md: Ditto.
26277 * config/i386/predicates.md: Ditto.
26279 2007-01-22 Andreas Schwab <schwab@suse.de>
26281 * config/m68k/m68k.h: Fix comment.
26283 2007-01-22 Jan Hubicka <jh@suse.cz>
26285 * passes.c (init_optimization_passes): Do not rerun
26286 pass_early_warn_uninitialized.
26288 2007-01-22 Richard Guenther <rguenther@suse.de>
26290 PR tree-optimization/30038
26291 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26293 (execute_cse_sincos_1): Likewise.
26294 (execute_cse_sincos): Likewise.
26295 (gate_cse_sincos): Likewise.
26296 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26297 the cexpi() canonicalization of sincos().
26298 * tree-pass.h (pass_cse_sincos): Declare.
26299 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26301 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26303 PR rtl-optimization/29329
26304 * combine.c (replaced_rhs_insn): Rename to i2mod.
26305 (replaced_rhs_value): Rename to i2mod_new_rhs.
26306 (i2mod_old_rhs): New global variable.
26307 (combine_instructions): Adjust for above change. Save a copy of
26308 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26309 note are substituted in the second instruction.
26310 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26311 ditch the note if it pertains to the second eliminated register
26312 and this register is mentioned in i2mod_old_rhs.
26315 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26317 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26318 the insn to which the note was originally attached.
26320 2007-01-21 Jan Hubicka <jh@suse.cz>
26322 * ipa-inline.c (inlining_mode): Comment, move up.
26323 (cgraph_decide_inlining_incrementally): Do not perform inlining
26324 itself; fix handling of flattening of self recursive functions.
26325 (cgraph_find_cycles): Remove.
26326 (cgraph_flatten_node): Remove.
26327 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26328 (try_inline): New function.
26329 (cgraph_early_inlining): Update call of
26330 cgraph_decide_inlining_incrementally. Apply inlining here.
26331 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26333 2007-01-21 Dirk Mueller <dmueller@suse.de>
26336 * tree-vrp.c (check_array_bounds): do not warn
26337 about ADDR_EXPR's of ARRAY_REF's which are immediately
26338 used in binary expressions.
26340 2007-01-21 Ira Rosen <irar@il.ibm.com>
26342 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26343 read_write_dep and macros for its access.
26344 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26345 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26346 argument, call vect_check_interleaving for every independent pair of
26347 data-refs. Mark loads that access the same memory location as a store
26349 (vect_check_dependences): Remove.
26350 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26351 call, fix the call to vect_analyze_data_ref_dependence.
26352 (vect_analyze_data_ref_access): For statements that access the same
26353 data-ref, check that they are not stores; for loads, check that there
26354 is no store that access the same location.
26356 2007-01-20 Roger Sayle <roger@eyesopen.com>
26357 Joseph Myers <joseph@codesourcery.com>
26359 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26360 (-fdump-rtl-stack): Likewise.
26361 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26362 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26363 (-mpt-fixed): Use @minus{} for minus sign.
26364 (Using Precompiled Headers): Fix under/overfull hbox.
26366 2007-01-20 Jan Hubicka <jh@suse.cz>
26368 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26369 place within annotation.
26371 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26373 * pa.c (output_move_double): Change array size of xoperands to 4.
26375 2007-01-20 Jan Hubicka <jh@suse.cz>
26377 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26380 2007-01-19 Ian Lance Taylor <iant@google.com>
26382 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26383 constant to unsigned HOST_WIDE_INT before negating.
26385 2007-01-19 Ian Lance Taylor <iant@google.com>
26387 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26389 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26390 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26391 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26392 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26393 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26394 (realloc_vdef, realloc_vuse): Change second parameter to
26396 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26397 fields to unsigned.
26398 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26399 unsigned. Change x and lim locals to unsigned.
26400 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26402 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26403 (copy_virtual_operands): Change i and n locals to unsigned.
26405 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26407 PR middle-end/29335
26408 * builtins.c (fold_builtin_1): Handle builtin fdim.
26410 2007-01-20 Jan Hubicka <jh@suse.cz>
26412 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26413 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26414 init_alias_heapvars.
26415 (init_alias_heapvars): Initialize only when not already initialized.
26416 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26418 2007-01-19 Roger Sayle <roger@eyesopen.com>
26420 * common.opt (fsigned-zeros): New command line option.
26421 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26422 of flag_unsafe_math_optimizations.
26423 * opts.c (set_fast_math_flags): The -ffast-math command line option
26424 implies -fno-signed-zeros.
26425 (fast_math_flags_set_p): Likewise.
26427 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26428 the documentation of -ffast-math appropriately. Wrap long lines.
26430 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26432 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26433 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26435 2007-01-19 Tomas Bily <tbily@suse.cz>
26437 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26439 (tree_init_ic_make_global_vars): New function
26440 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26441 (tree_gen_ic_profiler): New function
26442 (tree_gen_ic_func_profiler): New function
26443 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26444 (tree_profile_hooks): Added hook for indirec/virtual calls
26445 * value-prof.c (tree_find_values_to_profile): New case for
26447 (tree_values_to_profile): Call for determining indirect/virtual
26449 (tree_indirect_call_to_profile): New function
26450 (tree_ic_transform): New function
26451 (tree_ic): New function
26452 (find_func_by_pid): New function
26453 (init_pid_map): New function
26454 (tree_value_profile_transformations): Added check for
26455 indirect/virtual call transformation
26456 * value-prof.h (enum hist_type): New counter type for
26457 indirect/virtual calls
26458 (profile_hooks): Added new hook for profiling indirect/virtual
26460 * profile.c (instrument_values): New case for indirect/virtual
26462 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26463 (GCOV_COUNTER_V_INDIR): New counter type
26464 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26465 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26467 * cgraph.c: Definition of cgraph_max_pid
26468 (cgraph_create_node): Default init of pid attribute
26469 * cgraph.h: Declaration of cgraph_max_pid
26470 (struct cgraph_node): Added pid attribute
26471 * libgcov.c (__gcov_indirect_call_profiler): New function
26472 (__gcov_one_value_profiler_body): New function
26473 (__gcov_one_value_profiler): Body was moved to
26474 __gcov_one_value_profiler_body and calls it
26476 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26478 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26479 * gengtype.c (write_types_data, write_func_for_structure,
26480 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26481 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26482 (walk_type, write_func_for_structure): Generate the mark_hook if
26485 2007-01-19 Jan Hubicka <jh@suse.cz>
26487 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26488 'early' argument take inlining mode argument specifying whether to
26489 inline for size/speeed or all functions; add support for flattening;
26491 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26493 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26496 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26497 the name of the declared identifier.
26499 2007-01-19 Dirk Mueller <dmueller@suse.de>
26501 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26502 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26503 duplicate evaluation.
26505 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26507 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26508 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26509 to XFMode, use acosxf2 and truncate result to requested mode.
26510 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26511 (asin<mode>2): Similarly, with asin expanders.
26512 (*fscalexf4_i387): Rename from *fscalexf4.
26513 (expNcorexf3): New expander.
26514 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26515 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26516 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26517 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26518 patterns for SSE math.
26519 (exp10<mode>2): Similarly, with exp10 expanders.
26520 (exp2<mode>2): Similarly, with exp2 expanders.
26521 (expm1<mode>2): Similarly, with expm1 expanders.
26522 (ldexp<mode>3): Similarly, with ldexp expanders.
26523 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26524 Use gen_truncxf<mode>2_i387_noop to truncate result.
26526 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26528 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26529 for ColdFire targets.
26531 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26532 Richard Sandiford <richard@codesourcery.com>
26534 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26535 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26536 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26537 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26538 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26539 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26541 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26543 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26544 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26545 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26546 (*adddi_dilshr32_cf): New pattern.
26547 (adddi3, subdi3): Remove first alternatives.
26549 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26551 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26552 implemented using move.l, do not use its cc result for floating-point
26555 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26557 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26558 from accepting 's' constraints if flag_pic.
26560 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26562 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26563 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26564 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26565 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26567 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26569 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26570 ColdFire alternatives.
26571 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26572 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26573 architectures that support ff1 instruction.
26575 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26576 Julian Brown <julian@codesourcery.com>
26578 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26579 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26580 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26583 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26585 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26587 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26588 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26589 HOST_WIDE_INT instead of an rtx.
26590 (m68k_rtx_costs): Update call accordingly.
26591 (output_move_const_into_data_reg): Likewise. Fix formatting.
26592 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26594 (output_move_simode_const): Update calls after above changes.
26595 Rework to use automatic variables and predicates like MEM_P.
26596 * config/m68k/m68k.md (pushexthisi_const): Update call to
26599 2007-01-19 Dirk Mueller <dmueller@suse.de>
26601 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26602 in dump_flags test.
26604 2007-01-19 Richard Guenther <rguenther@suse.de>
26606 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26607 via cexp in case sincos is not available.
26609 2007-01-19 Richard Guenther <rguenther@suse.de>
26611 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26612 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26613 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26614 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26615 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26616 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26617 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26618 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26620 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26622 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26624 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26625 (atan2xf3): Directly generate RTL pattern.
26626 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26627 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26628 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26629 disable patterns for SSE math.
26630 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26631 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26632 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26633 disable patterns for SSE math.
26635 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26637 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26639 2007-01-18 Roger Sayle <roger@eyesopen.com>
26641 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26642 VIEW_CONVERT_EXPR to the same type as it's operand.
26644 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26646 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26647 configured for long double 128.
26649 2007-01-18 Mike Stump <mrs@apple.com>
26651 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26654 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26656 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26659 2007-01-18 Jan Hubicka <jh@suse.cz>
26661 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26662 greater than NUM_VOP_FREE_BUCKETS.
26664 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26666 * tree-ssa-structalias.c: Update comments.
26667 (ptabitmap_obstack): Removed.
26668 (pta_obstack): New.
26669 (oldpta_obstack): Ditto.
26670 (stats): Add a few members.
26671 (struct variable_info): Remove node, complex, address_taken, and
26672 indirect_target members. Add oldsolution member.
26673 (new_var_info): Do not initialize removed members.
26674 (constraint_expr_type): Remove INCLUDES.
26675 (constraint_graph): Add size, implicit_preds, rep,
26676 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26677 (FIRST_REF_NODE): New macro.
26678 (LAST_REF_NODE): Ditto.
26679 (FIRST_ADDR_NODE): Ditto.
26680 (find): New function.
26682 (dump_constraint): Do not handle INCLUDES.
26683 (insert_into_complex): Do not insert duplicate constraints.
26684 (condense_varmap_nodes): Renamed and rewritten into ...
26685 (merge_node_constraints): This. Also fix bug in handling of
26686 offseted copy constraints.
26687 (clear_edges_for_node): No longer need to deal with preds at all,
26688 or removing associated preds/succs.
26689 (merge_graph_nodes): Deal with indirect_cycles.
26690 Don't deal with predecessors.
26691 (add_implicit_graph_edge): New function.
26692 (add_pred_graph_edge): Ditto.
26693 (add_graph_edge): Don't deal with predecessors.
26694 (build_constraint_graph): Removed.
26695 (build_pred_graph): New function.
26696 (build_succ_graph): Ditto.
26697 (struct scc_info): Removed in_component. Added roots, dfs, and
26698 node_mapping. Remove visited_index, unification_queue.
26699 (scc_visit): Deal with union-find we do now.
26700 Deal with cycles with REF nodes.
26701 (collapse_nodes): Renamed and rewritten to ...
26702 (unify_nodes): This.
26703 (process_unification_queue): Removed.
26704 (topo_visit): Cleanup
26705 (do_da_constraint): Use find.
26706 (do_sd_constraint): Ditto.
26707 (do_ds_constraint): Ditto.
26708 (do_complex_constraint): Ditto.
26709 (init_scc_info): Update for removed and added members.
26710 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26711 (find_indirect_cycles): This.
26712 (equivalence_class): New variable.
26713 (label_visit): New function.
26714 (perform_variable_substitution): Rewritten.
26715 (free_var_substitution_info): New function.
26716 (find_equivalent_node): Ditto.
26717 (move_complex_constraints): Ditto.
26718 (eliminate_indirect_cycles): Ditto.
26719 (solve_graph): Only propagate changed bits.
26720 Use indirect cycle elimination.
26722 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26723 (tree_id_eq): Renamed to ...
26724 (tree_vi_eq): This. Update for member change
26725 (insert_id_for_tree): Renamed and rewritten to ...
26726 (insert_vi_for_tree): This.
26727 (lookup_id_for_tree): Renamed and rewritten to ...
26728 (lookup_vi_for_tree): This.
26729 (get_id_for_tree): Renamed and rewritten to ...
26730 (get_vi_for_tree): Ditto.
26731 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26732 (process_constraint): Don't handle INCLUDES.
26733 Remove special ADDRESSOF case.
26734 (find_func_aliases): Rewrite to use vi functions instead of id
26736 (create_function_info_for): Ditto.
26737 (create_variable_info_for): Ditto.
26738 (intra_create_variable_infos): Ditto.
26739 (merge_smts_into): Ditto.
26740 (find_what_p_points_to): Ditto.
26741 (init_base_vars): Ditto.
26742 (init_alias_vars): Ditto.
26743 (remove_preds_and_fake_succs): New function.
26744 (dump_sa_points_to_info): Dump new stats.
26745 (dump_solution_for_var): Use find.
26746 (set_used_smts): Fix formatting.
26747 (compute_points_to_sets): Updated for new functions.
26748 (ipa_pta_execute): Ditto.
26750 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26751 Richard Sandiford <richard@codesourcery.com>
26753 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26755 * calls.c (expand_call): If the return value is a PARALLEL,
26756 extract its first member.
26757 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26758 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26759 use FUNCTION_EXTRA_EPILOGUE.
26760 (m68k_function_value): Return a PARALLEL if the return value
26761 is of a pointer type.
26762 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26763 (FUNCTION_EXTRA_EPILOGUE): Remove.
26764 * config/m68k/m68k.md (D0_REG): New constant.
26766 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26768 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26769 output a NOP for empty epilogues.
26771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26773 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26774 before function. Extend register save check to include all
26775 registers, not just integer ones.
26777 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26779 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26780 (m68k_use_return_insn): ...this.
26781 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26782 * config/m68k/m68k.c (use_return_insn): Rename to...
26783 (m68k_use_return_insn): ...this.
26784 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26785 of USE_RETURN_INSN.
26787 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26789 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26790 nearest even, fix denormal rounding overflow.
26792 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26794 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26795 f%$smove and f%$move.
26796 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26797 (extendsfdf2_cf): Use fdmove instead of f%&move.
26798 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26799 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26803 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26806 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26808 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26809 (coldfire_single_format): Declare.
26810 (coldfire_double_format): Likewise.
26811 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26812 of qnan_msb_set to determine the lower bits of a canonical
26814 (encode_ieee_double): Likewise.
26815 (encode_ieee_quad): Likewise.
26816 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26817 (mips_single_format): Likewise.
26818 (ieee_double_format): Likewise.
26819 (mips_double_format): Likewise.
26820 (ieee_extended_motorola_format): Likewise.
26821 (ieee_extended_intel_96_format): Likewise.
26822 (ieee_extended_intel_128_format): Likewise.
26823 (ieee_extended_intel_96_round_53_format): Likewise.
26824 (ibm_extended_format): Likewise.
26825 (mips_extended_format): Likewise.
26826 (ieee_quad_format): Likewise.
26827 (mips_quad_format): Likewise.
26828 (vax_f_format): Likewise.
26829 (vax_d_format): Likewise.
26830 (vax_g_format): Likewise.
26831 (i370_single_format): Likewise.
26832 (i370_double_format): Likewise.
26833 (decimal_single_format): Likewise.
26834 (decimal_double_format): Likewise.
26835 (decimal_quad_format): Likewise.
26836 (c4x_single_format): Likewise.
26837 (c4x_extended_format): Likewise.
26838 (real_internal_format): Likewise.
26839 (coldfire_single_format): New real_format.
26840 (coldfire_double_format): Likewise.
26841 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26842 canonical_nan_lsbs_set.
26843 (pdp11_d_format): Likewise.
26844 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26845 if TARGET_COLDFIRE_CPU.
26847 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26849 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26850 (output_call, m68k_legitimize_call_address): Declare.
26851 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26852 parenthesees. Add support for a 'W' constraint.
26853 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26854 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26855 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26856 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26858 (override_options): Initialize them. Do not set flag_no_function_cse
26859 for TARGET_ID_SHARED_LIBRARY.
26860 (m68k_output_pic_call): Delete.
26861 (m68k_legitimize_call_address): New function.
26862 (print_operand): Remove the %o prefix. Handle the %p prefix.
26863 (output_call): New function.
26864 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26865 target address from the GOT if symbolic jumps are not allowed.
26866 * config/m68k/m68k.md (call, general_operand): Do not set
26867 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26868 Merge separate flag_pic and !flag_pic define_insns into...
26869 (*call, *call_value): ...these new patterns. Match the address
26870 rather than the containing MEM and require it to be a call_operand.
26871 Use output_call to generate the asm template.
26872 * config/m68k/predicates.md (const_call_operand): New predicate.
26873 (call_operand): Likewise.
26875 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26877 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26878 (STACK_GROWS_DOWNWARD): Define to 1.
26879 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26880 comments, emphasizing that these values are only defaults.
26881 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26882 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26884 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26886 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26888 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26889 Richard Sandiford <richard@codesourcery.com>
26891 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26892 (FP_REGNO_P): New macros.
26893 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26894 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26895 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26896 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26898 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26900 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26901 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26903 * config/m68k/t-floatlib: New file, extracting common code from...
26904 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26905 * config/m68k/t-uclinux: Here.
26906 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26907 routines on ColdFire targets.
26909 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26911 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26912 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26913 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26914 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26915 explicitly set MOTOROLA to 1.
26916 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26919 Nathan Sidwell <nathan@codesourcery.com>
26921 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26922 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26923 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26924 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26925 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26926 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26927 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26928 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26929 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26930 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26931 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26932 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26933 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26934 (DBX_REGISTER_NUMBER): Delete.
26935 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26936 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26937 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26939 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26941 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26942 * config/flat.h: New file.
26943 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26944 OBJECT_FORMAT_FLAT.
26945 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26946 indirect references for -msep-data or -mid-shared-library.
26947 Do not use PC-relative code addresses either.
26948 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26950 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26951 for shared libraries and crt1.o for executables. Use crti.o and
26953 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26954 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26955 Do not add -elf2flt or -shared-lib-id options here.
26956 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26957 Pass -shared-lib-id if -mid-shared-library, taking the library
26958 identifier from -mshared-library-id if given, otherwise
26960 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26961 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26962 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26963 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26964 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26965 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26967 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26968 jump sequence for ISA A and ISA A+.
26969 (PICJUMP): Likewise.
26971 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26973 * config.gcc (m68k-*-uclinux*): Base the port on the common
26974 and m68k GNU/Linux files rather than on the generic ELF ones.
26975 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26976 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26978 2007-01-18 Julian Brown <julian@codesourcery.com>
26979 Richard Sandiford <richard@codesourcery.com>
26981 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26982 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26983 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26985 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26986 80 unconditionally.
26987 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26989 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26991 * doc/install.texi: Document m68k-uclinuxoldabi.
26992 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26993 * config/m68k/uclinux-oldabi.h: New file, copied from
26994 config/m68k/uclinux.h.
26996 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26998 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26999 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
27000 (m32r_compute_frame_size): Use unsigned for regno.
27001 (m32r_reload_lr): Use gen_frame_mem.
27003 (m32r_output_function_epilogue): Don't output the function epilogue
27005 (m32r_expand_epilogue): New.
27006 (direct_return): Return false if the function has the interrupt
27008 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
27009 * config/m32r/m32r.md (epilogue): New expander.
27010 (return_lr, return_rte): New insns.
27011 (return): Make it expander.
27012 (return_normal): New expander.
27014 2007-01-18 Josh Conner <jconner@apple.com>
27017 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
27018 support for UNLE, UNLT, UNGE, and UNGT.
27020 2007-01-18 Jan Hubicka <jh@suse.cz>
27022 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
27023 * tree-tailcall (add_virtual_phis): Likewise.
27024 (optimize_tail_call): Return TODOs.
27025 (execute_tail_calls): Return TODOs.
27026 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
27027 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
27029 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27030 Cleanup cfg using TODO.
27031 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
27032 * passes.c (execute_function_todo): When cleanup did something, remove
27034 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
27035 (make_edges): Don't cleanup_cfg.
27037 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
27039 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
27040 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
27041 operate on the top of stack.
27042 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
27043 register handling of instructions that output to the second
27045 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
27046 (move_for_stack_reg): Special-case check for dead destination
27047 stack slot for constant load of 1.0 inside UNSPEC_TAN.
27049 * config/i386/i386.md (UNSPEC_TAN): New constant.
27050 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
27051 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
27052 to correctly model move of constant 1.0 to top stack slot.
27053 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
27054 (unnamed peephole2 pattern): Remove corresponding peephole2
27055 pattern that optimizes tan insn and loading of constant 1.0.
27056 (tanxf2): Use fptanxf4_i387.
27057 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
27058 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
27059 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
27060 disable patterns for SSE math.
27061 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27062 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27064 2007-01-18 Dirk Mueller <dmueller@suse.de>
27065 Richard Guenther <rguenther@suse.de>
27068 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27069 * common.opt (Warray-bounds): Add new warning option.
27070 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27072 * Makefile.in: make tree-vrp.o depend on toplev.h
27073 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27075 (check_array_refs, check_array_bounds, check_array_ref): New.
27077 2007-01-18 Jan Hubicka <jh@suse.cz>
27079 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27080 (execute_ssa_ccp): Return flags conditionally.
27081 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27083 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27085 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27087 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27088 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27090 * Makefile.c (GTFILES): Add cfglayout.h.
27091 * gengtype.c (open_base_files): Likewise.
27092 * cfglayout.c (cfg_layout_function_footer,
27093 cfg_layout_function_header) Reindent to make gengtype happy.
27094 * cfglayout.h (cfg_layout_function_footer,
27095 cfg_layout_function_header): Add GTY(()) marker.
27097 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27099 2007-01-18 Ben Elliston <bje@au.ibm.com>
27101 * genautomata.c (write_automata): Include xstrerror output in the
27102 error message if writing the DFA description file fails.
27104 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27106 * config/mips/mips-protos.h (mips_output_external): Make it
27108 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27109 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27110 (extern_list): Likewise.
27111 (extern_head): Likewise.
27112 (TARGET_ASM_FILE_END): Likewise.
27113 (mips_file_end): Likewise.
27114 (mips_output_external): Rewritten.
27116 2007-01-18 Ben Elliston <bje@au.ibm.com>
27118 * genpreds.c (write_insn_preds_c): Only write out the function
27119 body for regclass_for_constraint if we have register constraints.
27121 2007-01-17 Tom Tromey <tromey@redhat.com>
27123 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27124 * doc/install.texi (Testing): Use sourceware.org.
27125 (Binaries): Likewise.
27126 (Specific): Likewise.
27127 * doc/contrib.texi (Contributors): Use sourceware.org.
27129 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27131 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27132 (AVR_ENHANCED): Rename to ...
27133 (AVR_HAVE_MUL): ... new.
27134 (avr_enhanced_p): Rename to ...
27135 (avr_have_mul_p): ... new.
27136 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27137 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27138 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27139 (avr_have_mul_p): ... new.
27140 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27141 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27142 'avr_enhanced_p' and 'enhanced'.
27143 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27144 AVR_HAVE_MUL instead of AVR_ENHANCED.
27145 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27146 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27147 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27148 instead of AVR_ENHANCED.
27149 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27150 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27151 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27153 2007-01-17 Ian Lance Taylor <iant@google.com>
27155 * vec.h (VEC_reserve_exact): Define.
27156 (vec_gc_p_reserve_exact): Declare.
27157 (vec_gc_o_reserve_exact): Declare.
27158 (vec_heap_p_reserve_exact): Declare.
27159 (vec_heap_o_reserve_exact): Declare.
27160 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27162 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27163 negative parameter.
27164 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27165 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27166 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27167 * vec.c (calculate_allocation): Add exact parameter. Change all
27169 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27170 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27171 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27172 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27173 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27174 (vec_heap_p_reserve_exact): New function.
27175 (vec_heap_o_reserve_exact): New function.
27177 2007-01-17 Jan Hubicka <jh@suse.cz>
27179 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27181 2007-01-17 Eric Christopher <echristo@apple.com>
27183 * config.gcc: Support core2 processor.
27185 2007-01-16 Jan Hubicka <jh@suse.cz>
27187 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27188 the names, just unlink the chain so we don't crash on dangling
27192 2007-01-16 Jan Hubicka <jh@suse.cz>
27194 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27195 * tree-pass.h: Reorder to make IPA passes appear toegher.
27196 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27198 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27199 parameters, do not call early inliner.
27200 * ipa-inline.c: Update comments. Include tree-flow.h
27201 (cgraph_decide_inlining): Do not compute inlining parameters.
27202 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27203 be called with function context set up.
27204 (pass_ipa_inline): Remove unreachable functions before pass.
27205 (cgraph_early_inlining): Simplify assuming to be called from the
27207 (pass_early_inline): New pass.
27208 (cgraph_gate_ipa_early_inlining): New gate.
27209 (pass_ipa_early_inline): Turn into simple wrapper.
27210 (compute_inline_parameters): New function.
27211 (gate_inline_passes): New gate.
27212 (pass_inline_parameters): New pass.
27213 (apply_inline): Move here from tree-optimize.c
27214 (pass_apply_inline): New pass.
27215 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27217 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27218 doing them by hand.
27219 (tree_function_versioning): Do not allocate dummy struct function.
27220 * tree-inline.h (optimize_inline_calls): Update prototype.
27221 * tree-optimize.c (execute_fixup_cfg): Export.
27222 (pass_fixup_cfg): Remove
27223 (tree_rest_of_compilation): Do not apply inlines.
27224 * tree-flow.h (execute_fixup_cfg): Declare.
27225 * Makefile.in (gt-passes.c): New.
27226 * passes.c: Include gt-passes.h
27227 (init_optimization_passes): New passes.
27228 (nnodes, order): New static vars.
27229 (do_per_function_toporder): New function.
27230 (execute_one_pass): Dump current pass here.
27231 (execute_ipa_pass_list): Don't dump current pass here.
27233 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27235 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27236 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27238 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27240 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27241 (strong_alias): Define.
27242 (__gcc_qmul): Provide non-FMA for soft-float.
27243 (__gcc_qdiv): Same.
27248 (__gcc_qunord): New.
27258 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27259 soft-float functions.
27260 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27261 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27262 about long double soft float.
27264 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27265 Tehila Meyzels <tehila@il.ibm.com>
27267 * tree-vectorizer.h (is_pattern_stmt_p): New.
27268 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27269 formatting (tabs instead of spaces). Cleanup and clarify setting
27270 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27271 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27272 (vectorizable_type_demotion): Check that types are integral.
27273 (vectorizable_type_promotion): Likewise.
27274 (vectorizable_store): Fix typo. Eliminate new-line at end of
27277 2007-01-16 Jan Hubicka <jh@suse.cz>
27279 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27282 2007-01-15 Eric Christopher <echristo@apple.com>
27284 * ifcvt.c: Include vec.h, vecprim.h.
27285 (check_cond_move_block): New argument regs.
27286 Reorganize. Add registers used to regs.
27287 (cond_move_process_if_block): Use regs set above as
27290 2007-01-15 Eric Christopher <echristo@apple.com>
27292 * config/darwin.h: Update copyright.
27293 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27294 (LINK_COMMAND_SPEC): Add -u.
27295 (LINK_SPEC): Fix umbrella for above.
27297 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27299 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27302 2007-01-15 Tom Tromey <tromey@redhat.com>
27304 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27305 * doc/install.texi (Testing): Don't mention jacks.
27306 (Configuration): Document --enable-java-maintainer-mode. Move
27307 --with-java-home to libgcj-specific section. Document
27309 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27311 2007-01-15 Jan Hubicka <jh@suse.cz>
27313 * tree-ssa-dce.c (DCE_TODOs): New.
27314 (propagate_necessity): Return if something changed.
27315 (eliminate_unnecessary_stmts): Likewise.
27316 (perform_tree_ssa_dce): Return TODO flags when needed.
27317 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27319 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27321 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27322 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27323 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27324 patterns using X87MODEF12 mode macro. Extend operand 1
27325 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27326 (log10<mode>2): Ditto.
27327 (log2<mode>2): Ditto.
27328 (log1p<mode>2): Ditto.
27329 (logb<mode>2): Ditto.
27330 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27331 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27332 (*fxtractxf3_i387): Rename from *fxtractxf3.
27333 (fxtract_extend<mode>xf3_i387): New insn pattern.
27334 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27335 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27336 and gen_fyl2xxf3_i387().
27338 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27340 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27341 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27342 get_loop_exit_edges. Changed return type to bool.
27343 * cfgloop.h (fix_loop_placement): Declaration removed.
27345 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27347 * param.h (MIN_VECT_LOOP_BOUND): New.
27348 * params.def (MIN_VECT_LOOP_BOUND): New.
27349 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27350 argument - minimum threshold for number of iterations.
27351 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27352 argument to declaration.
27353 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27354 MIN_VECT_LOOP_BOUND.
27355 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27356 slpeel_tree_peel_loop_to_edge with additional argument.
27357 (vect_do_peeling_for_alignment): Likewise.
27358 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27360 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27363 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27364 operands of size 1.
27366 2007-01-14 Jan Hubicka <jh@suse.cz>
27368 * tree-dfa.c (remove_referenced_var): New function.
27369 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27370 prune referenced vars list too.
27371 * tree-flow.h (remove_referenced_var): Declare.
27373 2007-01-14 Jan Hubicka <jh@suse.cz>
27375 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27377 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27378 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27379 * except.h (verify_eh_throw_table_statements): Kill prototype.
27380 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27381 into call exrepssions.
27382 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27384 * tree-cfg.c: Include pointer-set.h.
27385 (verify_node_sharing): Work on pointer set.
27386 (verify_eh_throw_stmt_node): New.
27387 (verify_stmts): Use pointers sets, verify throw_stmt.
27389 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27391 * ipa-reference.c (analyze_function): Consider also addresses taken
27394 2007-01-12 Roger Sayle <roger@eyesopen.com>
27396 * c-typeck.c (null_pointer_constant_p): Replace use of
27397 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27398 (build_c_cast): Likewise.
27400 2007-01-12 Roger Sayle <roger@eyesopen.com>
27402 * tree.h (force_fit_type_double): Remove unused final argument.
27403 * c-common.c (constant_expression_warning): Replace use of
27404 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27405 (convert_and_check): Likewise.
27406 (shorten_compare): Update call to force_fit_type_double.
27407 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27408 * convert.c (convert_to_pointer): Update call to
27409 force_fit_type_double.
27410 * fold-const.c (force_fit_type_double): Remove overflowed_const
27412 (int_const_binop, fold_convert_const_int_from_int,
27413 fold_convert_const_int_from_real, fold_div_compare,
27414 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27415 fold_abs_const, fold_not_const): Remove the final argument from
27416 calls to force_fit_type_double.
27418 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27420 * configure.ac: Set insn to "nop" for spu-*-* also.
27421 * configure: Regenerate.
27423 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27425 * builtins.def : Add BUILT_IN_FREE.
27427 2007-01-12 Jan Hubicka <jh@suse.cz>
27429 PR tree-optimization/30443
27430 * tree-inline.c (tree_function_versioning): Do not optimize when
27431 cloning for inlining.
27433 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27435 * doc/loop.texi: Document recording of loop exits.
27436 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27437 (update_single_exits_after_duplication,
27438 update_single_exit_for_duplicated_loop,
27439 update_single_exit_for_duplicated_loops): Removed.
27440 (duplicate_loop_to_header_edge): Do not call
27441 update_single_exits_after_duplication and
27442 update_single_exit_for_duplicated_loops.
27443 (loop_version): Do not update single_exit information.
27444 (fix_loop_structure): Use record_loop_exits instead of
27445 mark_single_exit_loops.
27446 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27447 the lists of loop exits.
27448 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27449 split_edge, merge_blocks): Update the lists of loop exits.
27450 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27451 loop_optimizer_init.
27452 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27453 of mark_single_exit_loops.
27454 (loop_optimizer_finalize): Call release_recorded_exits.
27455 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27456 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27457 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27458 update single exit information.
27459 * lambda-code.c (perfect_nestify): Ditto.
27460 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27461 (mark_single_exit_loops): Removed.
27462 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27463 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27464 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27466 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27467 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27468 (verify_loop_structure): Verify consistency of the exit lists.
27469 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27470 (set_single_exit): Removed.
27471 * cfgloop.h (struct loop_exit): New function.
27472 (struct loop): single_exit_ field replaced by exits field.
27473 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27474 LOOPS_HAVE_RECORDED_EXITS.
27475 (struct loops): Added exits hash.
27476 (mark_single_exit_loops, set_single_exit): Declaration removed.
27477 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27479 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27481 * doc/invoke.texi: Avoid use of @headitem.
27483 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27485 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27487 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27489 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27492 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27493 Richard Sandiford <richard@codesourcery.com>
27495 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27496 * config/m68k/m68k.opt: Resort options.
27497 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27499 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27500 Richard Sandiford <richard@codesourcery.com>
27502 * doc/invoke.texi: Document the macros that are defined by
27503 m68k's -mtune and -mhard-float options.
27504 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27505 (m68k_cpp_cpu_family): Likewise.
27506 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27507 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27508 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27509 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27510 (m68k_cpp_cpu_family): Likewise.
27512 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27514 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27515 macros besides mc68000 as tuning macros. Use a switch statement
27516 to set them and mcpu32.
27518 2007-01-12 Julian Brown <julian@codesourcery.com>
27520 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27521 (TARGET_68040_ONLY): Rename to...
27522 (TARGET_68040): ...this.
27523 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27524 * config/m68k/m68k.md: Likewise.
27526 2007-01-12 Julian Brown <julian@codesourcery.com>
27527 Nathan Sidwell <nathan@codesourcery.com>
27528 Richard Sandiford <richard@codesourcery.com>
27530 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27531 the -mcpu= argument associated with the --with-cpu setting.
27532 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27533 if different from the one implied by the -mcpu setting.
27534 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27535 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27536 * doc/invoke.texi: Mention ColdFire in the introduction to the
27537 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27538 -mno-div and -mhard-float options. Make -m68881 a synonym for
27539 -mhard-float. Document the previously-undocumented -m5206e,
27540 -m528x, -m5307 and -m5407 options. Tweak the existing option
27541 documentation for consistency.
27542 * doc/install.texi: Mention new --with-cpu arguments.
27543 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27544 default CPU if neither -mcpu nor -march are specified.
27545 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27546 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27547 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27548 using m68k_tune to decide between families that implement the
27549 same ISA. Use m68k_tune to set __mcfv4e__.
27550 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27551 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27552 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27553 (FL_ISA_C, FL_ISA_MMU): New macros.
27554 (MASK_COLDFIRE): Delete.
27555 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27556 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27557 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27558 (TARGET_HARD_FLOAT): Do not define here.
27559 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27560 (TUNE_68000): New macro.
27561 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27562 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27563 (TUNE_CFV2): Redefine in terms of m68k_tune.
27564 (uarch_type, target_device, fpu_type): New enums.
27565 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27566 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27567 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27568 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27569 (FL_FOR_isa_c): New macros.
27570 (m68k_isa): New enum.
27571 (m68k_target_selection): New structure.
27572 (all_devices, all_isas, all_microarchs): New tables.
27573 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27574 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27575 (MASK_ALL_CPU_BITS): Delete.
27576 (m68k_find_selection): New function.
27577 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27578 Map the legacy target options to a combination of the new ones.
27579 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27580 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27581 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27583 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27584 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27586 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27587 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27588 * config/m68k/m68k-devices.def: New file.
27590 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27591 Nathan Sidwell <nathan@codesourcery.com>
27593 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27594 (SUBTARGET_EXTRA_SPECS): New macros.
27595 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27596 use %(asm_cpu_spec) instead.
27597 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27598 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27599 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27600 (EXTRA_SPECS): Rename to...
27601 (SUBTARGET_EXTRA_SPECS): ...this.
27603 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27604 Richard Sandiford <richard@codesourcery.com>
27605 Julian Brown <julian@codesourcery.com>
27607 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27608 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27609 to the configuration's default CPU.
27610 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27611 Remove default masks.
27612 (m680[012]0-*-*): Set the default with_cpu to the first part of
27614 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27615 (m68k*-*-linux): Extend the --with-cpu handling to...
27616 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27617 and m68010. Don't set target_cpu_default2.
27618 * doc/install.texi: Document --with-cpu for m68k.
27619 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27620 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27621 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27622 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27623 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27624 (ASM_SPEC): Remove use of %(asm_cpu_default).
27625 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27626 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27627 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27628 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27629 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27630 (TARGET_DEFAULT): Delete.
27631 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27632 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27633 (CPP_CPU_SPEC): Delete.
27634 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27635 the appropriate string.
27636 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27637 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27638 (ASM_SPEC): Don't use %(asm_default_spec).
27639 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27640 TARGET_DEFAULT and add MASK_68881.
27641 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27643 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27645 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27646 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27647 MASK_68010 alongside MASK_68020.
27648 * doc/invoke.texi: Document -m68010.
27649 * config/m68k/m68k.opt (m68010): New.
27650 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27652 (TUNE_68010): New macro.
27653 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27654 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27655 (M68K_CPU_m68332): Add MASK_68010.
27656 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27657 fallback definition.
27658 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27660 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27661 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27662 to all entries that use MASK_68020.
27663 (output_move_simode_const, output_move_himode, output_move_qimode)
27664 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27665 instead of TARGET_68020 to select clr behavior. Remove comment
27666 about there being no TARGET_68010.
27667 * config/m68k/m68k.md: Likewise throughout.
27669 2007-01-12 Julian Brown <julian@codesourcery.com>
27671 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27672 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27673 * config/m68k/m68k.md: Likewise.
27675 2007-01-12 Julian Brown <julian@codesourcery.com>
27677 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27678 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27680 2007-01-12 Julian Brown <julian@codesourcery.com>
27682 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27683 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27684 * config/m68k/m68k.md: Likewise.
27686 2007-01-12 Julian Brown <julian@codesourcery.com>
27687 Richard Sandiford <richard@codesourcery.com>
27689 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27690 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27691 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27693 (TARGET_CPU32): Rename to...
27694 (TUNE_CPU32): ...this.
27695 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27696 (TUNE_CFV2): New macros.
27697 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27698 remove conditions that are implied by TARGET_68020.
27699 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27700 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27701 (m68k_output_function_epilogue): Likewise.
27702 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27703 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27704 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27705 non-68000 timings. Refactor multiplication and division costs.
27706 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27707 TUNE_CPU32 instead of TARGET_CPU32.
27708 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27709 and TUNE_68060 instead of TARGET_68060.
27710 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27711 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27713 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27714 && !TARGET_COLDFIRE" to choose between moveq and clr.
27715 Likewise in the unnamed movsf pattern.
27716 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27717 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27720 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27722 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27723 of tabbing before backslashes.
27725 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27727 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27728 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27729 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27731 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27733 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27734 find_interesting_uses_cond.
27735 (find_interesting_uses_cond): Use extract_cond_operands.
27736 (rewrite_use_compare): Use extract_cond_operands and
27737 force_gimple_operand_bsi. Do not call update_stmt.
27738 (determine_use_iv_cost_condition): Use extract_cond_operands.
27739 Return cheaper of using original bound and changing the exit bound.
27741 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27743 PR tree-optimization/29516
27744 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27745 most_expensive_mult_to_index, addr_to_parts,
27746 create_mem_ref, maybe_fold_tmr): Make the type of
27747 fields of TARGET_MEM_REF sizetype.
27748 (move_fixed_address_to_symbol, move_pointer_to_base):
27750 * tree.def (TARGET_MEM_REF): Add comment on types of
27753 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27755 * c-common.c (vector_types_convertible_p): Treat opaque types as
27756 always convertible if they have the same size, but not otherwise.
27758 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27760 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27761 Remove the b_unconditional field.
27762 (noce_try_sign_mask): Do not look at b_unconditional.
27763 (noce_process_if_block): Do not use merge_if_blocks. Update
27764 the CFG here. Do not set b_unconditional.
27765 (cond_move_process_if_block): Likewise.
27766 (find_cond_trap): Likewise.
27767 (check_cond_move_block): Require simple jump insns at the end
27768 of the basic block.
27770 2007-01-11 Jan Hubicka <jh@suse.cz>
27772 PR tree-optimization/1046
27773 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27774 when alias info is not ready.
27775 (pass_tail_recursion): Do not require aliasing.
27776 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27777 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27778 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27779 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27780 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27781 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27782 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27784 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27785 When aliasing is not build, mark statement as volatile.
27787 2007-01-11 Tom Tromey <tromey@redhat.com>
27789 PR preprocessor/15185, PR preprocessor/20989:
27790 * doc/cppopts.texi <-MT>: Update description of algorithm for
27791 computing default target.
27792 <-M, -MD>: Reword "basename" text.
27794 2007-01-11 Roger Sayle <roger@eyesopen.com>
27796 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27797 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27798 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27799 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27800 fold_builtin_bswap, real_constp, fold_builtin_pow,
27801 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27802 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27803 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27804 * convert.c (convert_to_pointer): Likewise.
27805 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27806 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27807 const_binop, fold_convert_const_int_from_int,
27808 fold_convert_const_int_from_real,
27809 fold_convert_const_real_from_real, sign_bit_p,
27810 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27811 fold_sign_changed_comparison, fold_unary, fold_comparison,
27812 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27813 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27814 * print-tree.c (print_node_brief, print_node): Likewise.
27815 * stor-layout.c (place_field, layout_type): Likewise.
27816 * tree-chrec.c (keep_cast): Likewise.
27817 * tree.c (build_vector, build_real, build_real_from_int_cst,
27818 build_complex): Likewise.
27820 2007-01-11 Roger Sayle <roger@eyesopen.com>
27822 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27823 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27825 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27827 * configure.ac (strict1_warn): Rename to strict_warn.
27828 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27829 cc_set_by_configure, quoted_cc_set_by_configure,
27830 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27831 all_boot_languages, all_stagestuff): Remove.
27832 (target_list): Remove bootstrap targets.
27833 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27834 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27835 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27836 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27837 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27838 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27839 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27840 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27841 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27842 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27843 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27844 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27845 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27846 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27847 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27848 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27849 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27850 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27851 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27852 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27853 (mostlyclean): Adjust.
27854 (clean, distclean): Don't mention bootstrap stuff.
27855 * configure: Regenerate.
27856 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27857 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27858 treelang/config-lang.in (stagestuff): Remove.
27859 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27860 stageprofile, stagefeedback, stagestuff): Remove mention.
27862 2007-01-11 Nick Clifton <nickc@redhat.com>
27864 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27866 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27867 (mcore_arith_K_S_operand): Run the test for the S constraint not
27868 the test for the M constraint.
27869 (mcore_addsub_operand): Do not accept integer values that are
27870 larger than 32 bits.
27871 * config/mcore/mcore.md: Remove unused constraints from split.
27872 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27873 (addsi3): Likewise.
27874 (allocate_stack): Likewise.
27875 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27876 operands to 32 bits.
27877 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27879 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27880 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27881 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27882 mcore_output_bclri, mcore_output_andn, output_inline_const,
27883 mcore_output_move, mcore_output_movedouble): Likewise.
27884 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27885 (output_inline_const): Likewise.
27886 (output_inline_const): Fix format strings used in sprintf
27888 * config/mcore/mcore-protos.h: Update prototypes for changed
27889 functions in mcore.c.
27890 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27891 HOST_WIDE_INT and not int.
27892 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27893 CONST_OK_FOR_N): Likewise.
27894 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27895 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27898 2007-01-10 Jan Hubicka <jh@suse.cz>
27900 * tree-vrp.c (remove_range_assertions): Release defs.
27901 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27902 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27904 2007-01-10 Paul Brook <paul@codesourcery.com>
27906 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27907 * config/arm/arm.md (mulsi3subsi): New insn.
27909 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27911 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27912 (tree_transform_and_unroll_loop): New.
27913 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27916 2007-01-10 Robert Kennedy <jimbob@google.com>
27918 * fold-const.c (fold_comparison): Fold comparisons like (x *
27919 1000 < 0) to (x < 0).
27921 2007-01-10 Ian Lance Taylor <iant@google.com>
27923 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27924 operands have the same priority.
27926 2007-01-10 Tom Tromey <tromey@redhat.com>
27928 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27929 (fold_binary): Likewise.
27930 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27931 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27932 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27933 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27934 * langhooks.h (struct lang_hooks): Removed field
27935 'can_use_bit_fields_p'.
27937 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27939 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27941 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27943 * function.c (get_last_funcdef_no): New function.
27944 * function.h (get_last_funcdef_no): Declare.
27945 * tree-inline.c (initialize_cfun): Add initialization.
27946 (tree_function_versioning): Cleanup.
27948 2007-01-10 Jan Hubicka <jh@suse.cz>
27950 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27953 2007-01-10 Sa Liu <saliu@de.ibm.com>
27954 Ben Elliston <bje@au.ibm.com>
27956 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27957 for SAVE_NONLOCAL and Pmode for any other save level.
27958 * spu-protos.h (spu_restore_stack_block): Declare.
27959 * spu.md (save_stack_block): Remove.
27960 (restore_stack_block): Call spu_restore_stack_block.
27961 * spu.c (spu_restore_stack_block): New function.
27962 (spu_expand_epilogue): Remove old comment.
27964 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27966 PR tree-optimization/30322
27967 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27968 (cand_value_at): Return the value as aff_tree.
27969 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27970 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27971 aff_combination_mult): New functions.
27972 (aff_combination_add): Use aff_combination_add_cst.
27973 (aff_combination_convert): Allow conversions to a wider type.
27974 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27975 * tree-affine.h (aff_combination_mult): Declare.
27977 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27979 * doc/tm.texi: Update documentation to reflect reality of exec
27980 and start file search behaviours. Update copyright year.
27981 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27982 header file directories.
27984 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27986 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27987 (*cosxf2): Rename to cosxf2_i387.
27988 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27989 using X87MODEF12 mode macro. Rename patterns to
27990 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27992 (*cosdf2, *cossf2): Ditto.
27993 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27994 to match extended input operands.
27995 (sincos<mode>3): New expander.
27996 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27997 insn patterns and corresponding splitters.
27999 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
28001 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
28002 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
28004 2007-01-09 Nicolas Pitre <nico@cam.org>
28007 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
28009 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28011 * target.h (struct gcc_target): New field library_rtti_comdat.
28012 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
28013 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
28014 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
28015 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
28017 2007-01-08 Geoffrey Keating <geoffk@apple.com>
28019 * doc/invoke.texi (Optimize Options): Correct description of -O0.
28021 2007-01-08 Richard Guenther <rguenther@suse.de>
28023 * tree.h (force_fit_type_double): Export.
28024 (force_fit_type): Remove.
28025 * fold-const.c (force_fit_type_double): New function.
28026 (force_fit_type): Remove.
28027 (int_const_binop): Use it.
28028 (fold_convert_const_int_from_int): Likewise.
28029 (fold_convert_const_int_from_real): Likewise.
28030 (fold_div_compare): Likewise.
28031 (fold_sign_changed_comparison): Likewise.
28032 (fold_unary): Likewise.
28033 (fold_negate_const): Likewise.
28034 (fold_abs_const): Likewise.
28035 (fold_not_const): Likewise.
28036 * c-common.c (shorten_compare): Use force_fit_type_double.
28037 * convert.c (convert_to_pointer): Likewise.
28039 2007-01-08 Richard Guenther <rguenther@suse.de>
28041 * tree.h (build_int_cst_wide_type): Export.
28042 * tree.c (build_int_cst_wide_type): New function.
28043 (build_int_cst_wide): Fix comment.
28044 * builtins.c (fold_builtin_object_size): Use build_int_cst
28045 to build -1 or 0 of the correct type. Use fit_double_type
28046 to check for overflow.
28047 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
28049 (decode_field_reference): Likewise.
28050 (all_ones_mask_p): Likewise.
28051 (native_interpret_int): Use build_int_cst_wide_type.
28052 (fold_binary): Use build_int_cst_type to build an all-ones
28054 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
28056 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
28058 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
28060 2007-01-09 Ben Elliston <bje@au.ibm.com>
28062 * genautomata.c (STATS_OPTION): New option.
28063 (stats_flag): New flag.
28064 (gen_automata_option): Handle it.
28065 (initiate_automaton_gen): Ditto.
28066 (write_automata): Output statistics only if stats_flag is
28067 set. Likewise, output time statistics only if time_flag is set.
28068 * doc/md.texi (Processor pipeline description): Document new flag.
28070 2007-01-08 Richard Guenther <rguenther@suse.de>
28072 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28073 * tree.c (build_int_cst_type): Likewise.
28074 (size_in_bytes): Don't call force_fit_type on the result.
28075 (int_fits_type_p): Use fit_double_type.
28076 * fold-const.c (fit_double_type): New function.
28077 (force_fit_type): Use it.
28078 * tree.h (fit_double_type): Export.
28080 2007-01-08 Jan Hubicka <jh@suse.cz>
28082 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28083 * ipa.c (function_and_variable_visibility): Fix return type.
28085 2007-01-08 Richard Guenther <rguenther@suse.de>
28087 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28088 of offset to build the index.
28089 * tree-pretty-print.c (dump_generic_node): Don't build negated
28090 const just for printing.
28091 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28092 * builtins.c (fold_builtin_int_roundingfn): Check if result
28093 fits the type by using force_fit_type and comparing the result.
28094 * predict.c (predict_loops): Use compare_tree_int for comparison.
28095 * tree.c (build_int_cst): Fall back to integer_type_node for
28097 (build_int_cst_wide): Assert type is non-null.
28099 2007-01-08 Roberto Costa <roberto.costa@st.com>
28101 * tree-vrp.c (extract_range_from_cond_expr): New.
28102 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28103 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28105 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28106 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28107 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28108 used as expressions.
28109 * tree-object-size.c (cond_expr_object_size): New.
28110 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28112 2007-01-08 Jan Hubicka <jh@suse.cz>
28114 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28115 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28118 2007-01-08 Richard Guenther <rguenther@suse.de>
28120 PR tree-optimization/23603
28121 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28122 (extract_range_from_binary): Fall back to truthvalue instead of
28123 varying for TRUTH_*_EXPR.
28124 (extract_range_from_comparison): Fall back to truthvalue instead of
28126 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28127 if all visited PHI values were constant.
28129 2007-01-08 Jan Hubicka <jh@suse.cz>
28131 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28132 (cgraph_analyze_function): break out from ...
28133 (cgraph_finalize_compilation_unit): ... here.
28134 (cgraph_expand_function): Remove forgoten commented out line.
28135 (cgraph_optimize): Analyze functions.
28137 2007-01-08 Jan Hubicka <jh@suse.cz>
28139 * tree-pas.h (TODO_remove_function): New flag.
28140 (TODO_update*): Renumber.
28141 (pass_ipa_increase_alignment,
28142 pass_ipa_function_and_variable_visibility): New passes.
28143 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28144 (cgraph_function_and_variable_visibility): Move to ipa.c
28145 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28146 cgraph_increase_alignment.
28147 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28148 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28149 calling tree-inline.
28150 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28151 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28152 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28153 (gate_increase_alignment): New function.
28154 (pass_ipa_increase_alignment): New pass.
28155 * ipa.c: Inline tree-pass.h and timevar.h
28156 (function_and_variable_visibility): Move here from cgraphunit.c
28157 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28158 * passes.c (init_optimization_passes): Add the two new passes.
28159 (execute_todo): Handle cgraph_remove_functions.
28161 2007-01-08 Nick Clifton <nickc@redhat.com>
28163 * config/frv/predicates.md (reg_or_0_operand): Accept
28166 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28168 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28169 * config.gcc: Add bfin*-rtems*.
28171 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28173 * c.opt: Add -flax-vector-conversions.
28174 * c-typeck.c (convert_for_assignment): Pass flag to
28175 vector_types_convertible_p to allow emission of note.
28176 (digest_init): Likewise.
28177 * c-opts.c: Handle -flax-vector-conversions.
28178 * c-common.c (flag_lax_vector_conversions): New.
28179 (vector_types_convertible_p): Unless -flax-vector conversions
28180 has been passed, disallow conversions between vectors with
28181 differing numbers of subparts and/or element types. If such
28182 a conversion is disallowed, possibly emit a note on the first
28183 occasion only to inform the user of -flax-vector-conversions.
28184 The new last argument specifies this.
28185 * c-common.h (flag_lax_vector_conversions): New.
28186 (vector_types_convertible_p): Add extra argument.
28187 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28188 char_type_node for V*QI type vectors.
28189 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28190 Update to satisfy new typechecking rules.
28191 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28192 C and C++ variants.
28193 * doc/invoke.texi (C Dialect Options): Document
28194 -flax-vector-conversions.
28196 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28198 PR tree-optimization/29877
28199 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28200 a register variable on the RHS to not be replaceable.
28202 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28203 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28204 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28205 const_simm15, const_pow2, const_npow2): Added.
28206 * config/score/misc.md (insv, extv, extzv, movmemsi,
28207 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28208 * config/score/score.c (score_address_cost, score_select_cc_mode):
28210 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28211 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28212 Update score_print_operand.
28213 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28214 Adjust register allocate order and update some macro define.
28215 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28216 mdx_block_move_straight, mdx_block_move_loop_head,
28217 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28218 mdx_block_move_loop, mdx_block_move): Added.
28219 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28220 mdp_limm): Updated and fix some bug and typo.
28221 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28222 (movsf, movdf, doloop_end): Added.
28224 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28226 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28227 config/arm/thumb2.md: Fix comment typos.
28228 * doc/extend.texi: Fix a typo.
28230 2007-01-07 Eric Christopher <echristo@apple.com>
28232 * configure.ac: Check for __stack_chk_fail for darwin.
28233 * configure: Regenerate.
28235 2007-01-07 Richard Guenther <rguenther@suse.de>
28237 * tree-vrp.c (extract_range_from_assert): CSE calls to
28238 compare_values where possible.
28239 (extract_range_from_unary_expr): Likewise.
28241 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28243 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28244 * config/avr/avr.c (call_insn_operand): Delete function.
28245 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28246 instead of register number. Use predicates.
28247 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28248 call_insn_operand): Add.
28250 2007-01-06 Jan Hubicka <jh@suse.cz>
28252 * tree-pass.h (pass_build_cgraph_edges): Declare.
28253 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28254 (visited_nodes): Remove.
28255 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28256 build_cgrpah_edges; make visited_nodes local.
28257 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28258 (record_references_in_initializer): Move to cgraphbuild.c
28259 (initialize_inline_failed, rebuild_cgraph_edges,
28260 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28261 (verify_cgraph_node): Make visited_nodes local.
28262 (cgraph_analyze_function): Do not call cgraph_create_edges and
28263 initialize_inline_failed.
28264 (cgraph_expand_function): Do not call cgraph_lower_function;
28265 assert that function is already lowered.
28266 * Makefile.in (cgraphbuild.o): New.
28267 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28268 at the end of lowering passes.
28270 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28272 * ifcvt.c (cond_move_convert_if_block): New function, code
28273 factored out from...
28274 (cond_move_process_if_block): ...here. Call the new function
28275 on the THEN and ELSE blocks.
28276 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28277 already takes care of this.
28279 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28282 * tree.h (TREE_OVERFLOW_P): New.
28283 * c-typeck.c (parser_build_unary_op): Warn only if result
28284 overflowed and operands did not.
28285 (parser_build_binary_op): Likewise.
28286 (convert_for_assignment): Remove redundant overflow_warning.
28287 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28289 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28291 * c-typeck.c (store_init_value): Split over two lines to follow
28292 the GNU coding style.
28294 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28296 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28297 __GXX_EXPERIMENTAL_CXX0X__.
28298 * doc/cpp.texi: Same.
28300 2007-01-05 Richard Guenther <rguenther@suse.de>
28302 PR middle-end/27826
28303 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28304 with mismatched types. Instead explicitly build a
28305 conversion NOP_EXPR.
28307 2007-01-05 Ian Lance Taylor <iant@google.com>
28309 * c-common.c (decl_with_nonnull_addr_p): New function.
28310 (c_common_truthvalue_conversion): Call it.
28311 * c-typeck.c (build_binary_op): Likewise.
28312 * c-common.h (decl_with_nonnull_addr_p): Declare.
28314 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28317 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28320 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28322 * doc/install.texi (Final install): Document the fact that
28323 the GNAT runtime should not be stripped.
28325 2007-01-04 Jan Hubicka <jh@suse.cz>
28327 * tree-inline.c (fold_marked_statements): Update operand caches
28328 and EH after folding
28330 2007-01-04 Ian Lance Taylor <iant@google.com>
28332 * c-common.c (check_function_nonnull): Whitespace fix.
28334 2007-01-04 Jan Hubicka <jh@suse.cz>
28336 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28337 comitted older version of patch.
28338 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28339 function, celanup cfg and collect garbage.
28341 2007-01-04 Mike Stump <mrs@apple.com>
28343 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28346 2007-01-04 Eric Christopher <echristo@apple.com>
28348 * libgcc2.c (__bswapsi2): Use SItype.
28349 (__bswapdi2): Use DItype.
28350 * libgcc2.h: Update for above.
28352 2007-01-04 Paul Brook <paul@codesourcery.com>
28354 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28355 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28356 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28357 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28358 umulsi3_highpart): Make conditional on !arm_arch6.
28359 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28360 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28361 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28362 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28363 umulsi3_highpart_v6): New insns.
28365 2007-01-04 Roger Sayle <roger@eyesopen.com>
28367 * fold-const.c (fold_convert): When casting an expression to void,
28368 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28369 have a type. Instead of attempting to build a NOP_EXPR, return
28370 these "special" trees directly.
28372 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28374 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28375 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28376 rs6000_cost->fp not 0 as adjustment for outer NEG.
28378 2007-01-04 Jan Hubicka <jh@suse.cz>
28380 * cgraph.c (cgraph_release_function_body): New function.
28381 (cgraph_remove_node): Use it.
28382 * cgraph.h (cgraph_release_function_body): Declare.
28383 * cgraphunit.c (cgraph_expand_function): Use it.
28384 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28385 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28386 is initialized and while compilation of other function is running.
28387 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28388 statement CFG annotations from here to ...
28389 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28391 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28393 * cfgloop.h (enum li_flags): Make the constants powers of two.
28395 2007-01-04 Jan Hubicka <jh@suse.cz>
28397 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28399 (fold_marked_statements): New function.
28400 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28401 * tree-inline.h (copy_body_data): Add statements_to_fold.
28403 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28405 * config.gcc: Mention libgcc/config.host.
28406 * Makefile.in: Update comments mentioning libgcc.
28407 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28408 (all.cross, start.encap, rest.encap, rest.cross): Update
28409 dependencies for libgcc move.
28410 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28411 (clean-target, clean-target-libgcc): Delete.
28412 (srcdirify, GCC_EXTRA_PARTS): New macros.
28413 (libgcc-support, libgcc.mvars): New rules.
28414 (distclean): Remove mention of mklibgcc.
28415 (install): Don't reference INSTALL_LIBGCC.
28416 (install-common): Don't reference EXTRA_PARTS.
28417 (install-libgcc, install-multilib): Delete rules.
28418 * mklibgcc.in: Delete file.
28419 * doc/configfiles.texi: Don't mention mklibgcc.
28421 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28422 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28423 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28424 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28425 (mklibgcc, ldblspecs): Likewise.
28427 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28428 (posixpre.def): Use $(T).
28429 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28430 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28431 (SHLIB_LINK): Make dummy.
28432 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28434 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28436 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28437 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28438 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28439 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28441 * configure.ac (all_outputs): Remove mklibgcc.
28442 * configure: Regenerated.
28444 2007-01-03 Josh Conner <jconner@apple.com>
28446 PR middle-end/29683
28447 * calls.c (compute_argument_addresses): Set stack and stack_slot
28448 for partial args, too.
28449 (store_one_arg): Use locate.size.constant for the size when
28450 generating a save_area.
28452 2007-01-03 Robert Kennedy <jimbob@google.com>
28454 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28455 whose definitions are deleted due to basic block merging.
28457 2007-01-03 Paul Brook <paul@codesourcery.com>
28460 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28462 (use_return_insn): Return 0 for Thumb interrupt functions.
28463 (print_multi_reg): Add rfe argument for IRQ returns.
28464 (arm_output_epilogue): Pop interrupt return address directly into PC.
28465 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28467 2007-01-03 Paul Brook <paul@codesourcery.com>
28469 Merge from sourcerygxx-4_1.
28470 * config/arm/thumb2.md: New file.
28471 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28473 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28474 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28475 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28476 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28478 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28479 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28481 * config/arm/ieee754-sf.S: Ditto.
28482 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28483 (thumb1_base_register_rtx_p): ... to this.
28484 (thumb_index_register_rtx_p): Rename...
28485 (thumb1_index_register_rtx_p): ... to this.
28486 (thumb_output_function_prologue): Rename...
28487 (thumb1_output_function_prologue): ... to this.
28488 (thumb_legitimate_address_p): Rename...
28489 (thumb1_legitimate_address_p): ... to this.
28490 (thumb_rtx_costs): Rename...
28491 (thumb1_rtx_costs): ... to this.
28492 (thumb_compute_save_reg_mask): Rename...
28493 (thumb1_compute_save_reg_mask): ... to this.
28494 (thumb_final_prescan_insn): Rename...
28495 (thumb1_final_prescan_insn): ... to this.
28496 (thumb_expand_epilogue): Rename...
28497 (thumb1_expand_epilogue): ... to this.
28498 (arm_unwind_emit_stm): Rename...
28499 (arm_unwind_emit_sequence): ... to this.
28500 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28501 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28502 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28503 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28504 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28505 thumb2_output_casesi): New functions.
28506 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28507 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28508 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28509 THUMB2_WORK_REGS): Define.
28510 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28511 arm_condexec_mask, arm_condexec_masklen)): New variables.
28512 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28513 (arm_override_options): Check new CPU capabilities.
28514 Set new architecture flag variables.
28515 (arm_isr_value): Handle v7m interrupt functions.
28516 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28518 (const_ok_for_arm): Handle Thumb-2 constants.
28519 (arm_gen_constant): Ditto. Use movw when available.
28520 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28522 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28523 (thumb_find_work_register, arm_load_pic_register,
28524 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28525 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28526 print_multi_reg, output_mov_long_double_fpa_from_arm,
28527 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28528 output_mov_double_fpa_from_arm, output_move_double,
28529 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28530 output_return_instruction, arm_output_function_prologue,
28531 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28532 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28533 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28534 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28535 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28536 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28538 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28539 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28540 (arm_file_start): Output directive for unified syntax.
28541 (arm_unwind_emit_set): Handle stack alignment instruction.
28542 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28543 Add v6t2, v7, v7a, v7r and v7m.
28544 (RETLDM): Add Thumb-2 code.
28545 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28546 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28547 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28548 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28549 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28550 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28551 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28552 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28553 ADJUST_INSN_LENGTH): Define.
28554 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28555 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28556 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28557 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28558 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28559 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28560 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28561 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28562 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28563 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28564 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28565 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28566 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28567 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28568 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28569 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28570 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28572 * config/arm/arm-tune.md: Regenerate.
28573 * config/arm/arm-protos.h: Update prototypes.
28574 * config/arm/vfp.md: Enable patterns for Thumb-2.
28575 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28576 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28577 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28578 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28579 * config/arm/libunwind.S: Add Thumb-2 code.
28580 * config/arm/constraints.md: Update include Thumb-2.
28581 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28582 * config/arm/ieee754-df.S: Ditto.
28583 * config/arm/bpabi.S: Ditto.
28584 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28585 * config/arm/predicates.md (low_register_operand,
28586 low_reg_or_int_operand, thumb_16bit_operator): New.
28587 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28588 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28589 * config/arm/t-arm-elf: Add armv7 multilib.
28590 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28592 (UNSPEC_STACK_ALIGN, ce_count): New.
28593 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28594 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28596 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28597 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28598 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28599 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28600 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28601 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28603 * doc/extend.texi: Document ARMv7-M interrupt functions.
28604 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28606 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28608 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28609 (struct _Unwind_Context): Rename args_size to flags, remove
28610 signal_frame field, add a new args_size field and version field.
28611 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28612 _Unwind_IsExtendedContext): New inline functions.
28613 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28614 Assume by_value array is only present if _Unwind_IsExtendedContext.
28615 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28616 _Unwind_IsSignalFrame.
28617 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28618 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28619 (uw_init_context_1): Initialize context->flags to
28620 EXTENDED_CONTEXT_BIT.
28621 * config/rs6000/linux-unwind.h (frob_update_context): Use
28622 _Unwind_SetSignalFrame.
28624 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28626 PR middle-end/30353
28627 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28628 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28631 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28633 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28634 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28635 RET, AT_SP): Remove.
28636 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28639 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28640 * cfgbuild.c (find_basic_blocks): Likewise.
28641 * cfgrtl.c (rtl_create_basic_block): Likewise.
28642 * function.c (temp_slots_at_level): Likewise.
28643 * reg-stack.c (stack_regs_mentioned): Likewise.
28644 * regclass.c (allocate_reg_info): Likewise.
28645 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28646 set_bb_for_stmt, move_block_to_fn): Likewise.
28647 * tree-complex.c (tree_lower_complex): Likewise.
28648 * vec.h (VEC_safe_grow_cleared): New.
28650 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28652 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28654 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28655 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28657 * cfgloopmanip.c (scale_loop_frequencies): Export.
28658 (loopify): Scale the frequencies by prescribed coefficients.
28659 (set_zero_probability): New function.
28660 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28661 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28662 and frequencies according to arguments.
28663 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28665 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28666 * modulo-sched.c (sms_schedule): Set probabilities for entering
28667 versioned loop correctly.
28668 * tree-vect-transform.c (vect_transform_loop): Ditto.
28669 * cfgloop.h (loopify, loop_version): Declaration changed.
28670 (scale_loop_frequencies): Declared.
28672 2007-01-02 Jan Hubicka <jh@suse.cz>
28674 * cgraph.c: Include tree-flow.h
28675 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28676 early_local_passes.
28677 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28678 * tree-pass.h (pass_all_early_optimizations): Declare.
28679 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28680 early_local_passes.
28681 (cgraph_analyze_function): Do early_local_passes.
28682 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28683 Do not add referenced vars.
28684 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28686 (gate_all_early_local_passes): New gate.
28687 (pass_early_local_passes): Use new gate.
28688 (execute_early_local_optimizations): New functions.
28689 (gate_all_early_optimizations): New gate.
28690 (pass_all_early_optimizations): New pass.
28691 (execute_free_datastructures): Free SSA only when initialized.
28692 (gate_init_datastructures): Init only when optimizing.
28693 (tree_lowering_passes): Do early local passes when called late.
28694 * tree-profile.c (do_tree_profiling): Don't profile functions added
28696 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28697 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28699 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28700 during early_local_passes.
28701 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28704 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28706 * Makefile.in: Update copyright year.
28708 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28710 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28711 in $(lang_checks) and check-consistency targets.
28713 2007-01-02 Jan Hubicka <jh@suse.cz>
28715 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28716 Do not add referenced vars.
28717 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28719 * passes.c (init_optimization_passes): Put mudflap_2 after
28720 free_datastructures.
28722 2007-01-02 Jan Hubicka <jh@suse.cz>
28724 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28725 Set NOTHROW flag on call statements proved to be nothrow.
28726 Update statement of local calls so new pure/const functions are
28727 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28729 (tree_rest_of_compilation): Register hooks and initialize bitmap
28730 early. Do not set after_inlining flag.
28732 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28734 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28735 HOST_BITS_PER_LONGLONG
28737 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28740 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28741 warning for non-static initializers.
28743 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28745 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28746 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28747 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28748 Always use set_unique_reg_note to add REG_EQUAL notes.
28750 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28753 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28755 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28756 * cfgbuild.c (find_basic_blocks): Likewise.
28757 * cfgrtl.c (rtl_create_basic_block): Likewise.
28758 * function.c (temp_slots_at_level): Likewise.
28759 * reg-stack.c (stack_regs_mentioned): Likewise.
28760 * regclass.c (allocate_reg_info): Likewise.
28761 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28762 set_bb_for_stmt, move_block_to_fn): Likewise.
28763 * tree-complex.c (tree_lower_complex): Likewise.
28764 * vec.h (VEC_safe_grow_cleared): New.
28766 2007-01-02 Ian Lance Taylor <iant@google.com>
28768 * c-common.c (c_common_truthvalue_conversion): When warning about
28769 using an assignment as a truth value, set TREE_NO_WARNING.
28771 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28774 * c.opt (Wold-style-declaration): New.
28775 * doc/invoke.texi (C-only Warning Options): New.
28776 (Wold-style-declaration): Document it.
28777 (Wextra): Enabled by -Wextra.
28778 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28779 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28780 -Wold-style-declaration.
28782 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28784 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28785 * cfgbuild.c (find_basic_blocks): Likewise.
28786 * cfgrtl.c (rtl_create_basic_block): Likewise.
28787 * function.c (temp_slots_at_level): Likewise.
28788 * reg-stack.c (stack_regs_mentioned): Likewise.
28789 * regclass.c (allocate_reg_info): Likewise.
28790 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28791 set_bb_for_stmt, move_block_to_fn): Likewise.
28792 * tree-complex.c (tree_lower_complex): Likewise.
28793 * vec.h (VEC_safe_grow_cleared): New.
28795 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28797 * c-common.c (c_common_nodes_and_builtins): Since variants of
28798 void_type_node get built before it is given a name, we need to
28799 give those variants the name, too.
28800 (complete_array_type): We need to work with the canonical main
28801 type of the array, from which we will build the qualified version.
28802 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28803 * print-tree.c (print_node): Display canonical type information
28805 * stor-layout.c (layout_type): When we don't know the
28806 alignment of a type for which we're building an array, we end up
28807 guessing wrong, so make the type require structural equality.
28808 * tree.c (make_node_stat): When we build a new type, it is its
28809 own canonical type.
28810 (build_type_attribute_qual_variant): When building an attribute
28811 variant, its canonical type is the non-attribute variant. However,
28812 if the attributes are target-dependent and they differ, we need to
28813 use structural equality checks for this type.
28814 (build_qualified_type): A qualified type is not equivalent to its
28815 unqualified variant; set the canonical type appropriately.
28816 (build_distinct_type_copy): When building a distinct type from
28817 another type, the new type is its own canonical type.
28818 (build_variant_type_copy): When building a new type variant, we
28819 assume that it is equivalent to the original type.
28820 (build_pointer_type_for_mode): When building a pointer type, also
28821 build a canonical type pointer.
28822 (build_reference_type_for_mode): When building a reference type,
28823 also build a canonical type reference.
28824 (build_index_type): When we can't hash an index type (e.g.,
28825 because its maximum value is negative), the index type requires
28826 structural equality tests.
28827 (build_array_type): Build the canonical form of an array type.
28828 (build_function_type): Function types require structural equality,
28829 because they contain default arguments, attributes, etc.
28830 (build_method_type_directly): Ditto for method types.
28831 (build_offset_type): Build the canonical offset type.
28832 (build_complex_type): Build the canonical vector type.
28833 (make_vector_type): Build the canonical vector type.
28834 * tree.h (TYPE_CANONICAL): New.
28835 (TYPE_STRUCTURAL_EQUALITY_P): New.
28836 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28837 (struct tree_type): Added "canonical" field.
28838 * params.h (VERIFY_CANONICAL_TYPES): New.
28839 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28840 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28841 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28842 * doc/invoke.texi (verify-canonical-types): Document --param
28843 parameter for verifying canonical types.
28845 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28847 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28848 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28849 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28850 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28852 * config/rs6000/e500.h: New.
28853 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28854 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28856 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28857 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28858 TARGET_E500_DOUBLE): Remove.
28859 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28860 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28861 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28862 * config/rs6000/rs6000.c (rs6000_override_options): Use
28863 CHECK_E500_OPTIONS.
28865 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28867 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28868 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28869 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28870 rs6000_emit_cmove): Don't check TARGET_E500.
28871 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28872 sordered): Don't check TARGET_E500.
28874 2007-01-01 Eric Christopher <echristo@apple.com>
28876 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28877 HARD_REGISTER_NUM_P.
28879 2007-01-01 Roger Sayle <roger@eyesopen.com>
28881 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28882 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28883 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28886 2007-01-01 Mike Stump <mrs@apple.com>
28888 * configure.ac: Remove support for building with Apple's gcc-3.1.
28890 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28892 PR middle-end/30311
28893 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28894 REG is a hard register. Do not modify REG before calling
28896 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28897 multiple of the size of YMODE for certain lowpart cases.
28899 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28901 PR middle-end/30253
28902 * gimplify (voidify_wrapper_expr): Update for
28903 GIMPLE_MODIFY_STMT.
28905 2007-01-01 Andreas Schwab <schwab@suse.de>
28908 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28909 save of BR0 in extra_spill_size instead of spill_size.
28910 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28912 (ia64_expand_epilogue): Restore BR0 from its new location.
28914 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28916 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28917 Use a temporary variable if the left hand side is not a gimple
28920 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28922 * gimplify.c (gimplify_return_expr): Make the temporary variable
28923 for the return expression, a gimple register variable.
28925 2007-01-01 Jan Hubicka <jh@suse.cz>
28927 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28930 2007-01-01 Mike Stump <mrs@apple.com>
28932 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28934 * config/darwin.c (machopic_select_rtx_section): Use
28935 HAVE_GAS_LITERAL16.
28936 (darwin_mergeable_constant_section): Likewise.
28937 * configure: Regenerate.
28938 * config.in: Regenerate.
28940 2007-01-01 Jan Hubicka <jh@suse.cz>
28941 Andrew Pinski <pinskia@gmail.com>
28943 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28944 before starting IPA passes.